CN116792993B

CN116792993B - Mobile fresh-keeping equipment and control method thereof

Info

Publication number: CN116792993B
Application number: CN202310743558.8A
Authority: CN
Inventors: 董明珠; 韩鹏; 卫广穹; 谢斌斌; 苗志强; 刘畅; 齐方成; 肖福佳; 刘家豪; 何荣森; 苑永光; 刘枫; 李冠铖; 陈晨
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2023-06-07
Filing date: 2023-06-21
Publication date: 2025-09-16
Anticipated expiration: 2043-06-21
Also published as: CN117287903A; WO2024250646A1; CN116792993A

Abstract

The application provides a mobile fresh-keeping device and a control method of the mobile fresh-keeping device. The movable fresh-keeping device comprises a cabinet body, a refrigerating assembly and a fan, wherein the cabinet body is provided with a first circulating air channel and a second circulating air channel, the first circulating air channel is located above the second circulating air channel, the refrigerating assembly comprises a refrigerator located in the first circulating air channel, the air supply pipeline is arranged in the cabinet body and is provided with an air inlet part and an air outlet part, the air inlet part is communicated with at least part of air outlets of the refrigerator, cold air blown out from the refrigerator enters the first circulating air channel after passing through the air inlet part and the air outlet part in sequence, and the fan is arranged in the second circulating air channel and is located below the refrigerator. The application effectively solves the problem of poor fresh-keeping performance of the movable refrigeration house equipment in the prior art.

Description

Mobile fresh-keeping equipment and control method thereof

Technical Field

The application relates to the technical field of mobile preservation, in particular to mobile preservation equipment and a control method of the mobile preservation equipment.

Background

At present, in the fresh-keeping industry of frozen and refrigerated fruits and vegetables, common mobile refrigeration house equipment generally comprises a mobile storage body, a refrigeration inner machine arranged in the mobile storage body and a refrigeration outer machine arranged outside the mobile storage body, wherein cold air generated by the refrigeration inner machine cools fruits and vegetables stored in the mobile storage body.

However, in the process of transporting fruits and vegetables by the mobile refrigeration house equipment, the air supply effect of the refrigeration inner machine is poor, so that the fresh-keeping effect of the mobile refrigeration house equipment in the prior art is poor, the use experience of users cannot be met, and even the good fruit rate of fruits and vegetables is influenced to influence the normal sales of the fruits and vegetables.

Disclosure of Invention

The application mainly aims to provide mobile fresh-keeping equipment and a control method thereof, which are used for solving the problem of poor fresh-keeping performance of the mobile refrigeration house equipment in the prior art.

In order to achieve the aim, according to one aspect of the application, a mobile fresh-keeping device is provided, which comprises a cabinet body, a refrigerating assembly and a fan, wherein the cabinet body is provided with a first circulating air channel and a second circulating air channel, the first circulating air channel is positioned above the second circulating air channel, the refrigerating assembly comprises a refrigerator positioned in the first circulating air channel, the air supply pipeline is arranged in the cabinet body and is provided with an air inlet part and an air outlet part, the air inlet part is communicated with at least part of air outlets of the refrigerator, cold air blown out from the refrigerator enters the first circulating air channel after passing through the air inlet part and the air outlet part in sequence, and the fan is arranged in the second circulating air channel and is positioned below the refrigerator.

In some embodiments, the mobile fresh-keeping apparatus further comprises a first separation structure disposed between the refrigerator and the fan, an upper surface of the first separation structure forming at least part of an air duct wall of the first circulation air duct, and a lower surface of the first separation structure forming at least part of an air duct wall of the second circulation air duct.

In some embodiments, the mobile fresh-keeping equipment further comprises a second separation structure, one end of the second separation structure extends to the refrigerator or the inner top surface of the cabinet body, the other end of the second separation structure extends to the inner bottom surface of the cabinet body to separate the inner cavity of the cabinet body into a first installation cavity and a storage cavity, the first separation structure is located on one side of the second separation structure and connected with the second separation structure, so that a first circulating air channel is formed between the upper surface of the first separation structure and at least one part of the second separation structure and at least one part of the inner surface of the cabinet body in a surrounding mode, and a second circulating air channel is formed between the lower surface of the first separation structure and at least one part of the second separation structure and at least one part of the inner surface of the cabinet body in a surrounding mode.

In some embodiments, the second partition structure has a first vent through which the air outlet and/or air inlet of the blower communicates with the storage cavity.

The first partition structure has a liquid storage recess for collecting condensed water flowing down through the refrigerator.

In some embodiments, the first partition structure has a drain hole in communication with the reservoir recess, and the mobile fresh-keeping apparatus further includes a humidifier in communication with the liquid inlet of the humidifier for providing water to the humidifier.

In some embodiments, the mobile fresh-keeping apparatus further comprises a sterilizing device disposed within the cabinet and in communication with the air inlet and/or at least a portion of the air outlet of the refrigerator for sterilizing the air flow passing through the refrigerator, wherein the sterilizing device is disposed on the first separation structure.

In some embodiments, the mobile fresh-keeping apparatus further comprises a water receiving structure positioned below the first separation structure for collecting water flowing from the humidifier.

In some embodiments, the cabinet body comprises a bending side plate, the bending side plate comprises a first plate body and a second plate body which are arranged at an included angle, the first plate body is located above the second plate body, the second separation structure comprises a first sub-partition plate which is arranged opposite to the second plate body and surrounds to form at least part of a second circulating air channel, the first sub-partition plate is provided with a second ventilation hole, the first ventilation space is communicated with the storage cavity through the second ventilation hole, the second sub-partition plate is connected with the first sub-partition plate and located above the first sub-partition plate, the first ventilation hole is formed in the second sub-partition plate, a third sub-partition plate is connected with the second sub-partition plate and located above the second sub-partition plate, the third sub-partition plate is arranged opposite to the sterilizing device and is provided with a third ventilation hole, and the storage cavity is communicated with the sterilizing device through the third ventilation hole.

In some embodiments, the first separation structure comprises a bottom plate and a peripheral wall arranged on the bottom plate, the drainage hole is arranged on the bottom plate, the peripheral wall is provided with an overflow hole, the overflow hole is communicated with the water liquid caching device, the peripheral wall is connected with the second sub-partition plate and/or the third sub-partition plate, and the sterilizing device is arranged on the bottom plate.

In some embodiments, the water receiving structure is disposed on the first plate, the mobile fresh-keeping apparatus further comprises a support plate disposed on the first plate, the blower is disposed on the support plate, at least a portion of the second circulation air channel is formed between the water receiving structure, the support plate and the first plate, the humidifier is disposed on the water receiving structure, and/or the humidifier is a wet film humidifier.

In some embodiments, the air supply pipeline is made of flexible materials, hooks are arranged on the air supply pipeline and are hung on the inner top surface of the cabinet body, and/or at least one air supply pipeline and/or at least one air outlet part are arranged, and/or an ozone reduction net is arranged between the air outlet of the fan and the first vent hole.

In some embodiments, the refrigeration assembly further comprises a condenser communicated with the refrigerator, the cabinet body comprises a cabinet body, a grid and the condenser, the cabinet body is provided with a first installation cavity, a storage cavity and a bending side plate, the bending side plate protrudes towards the inner side of the cabinet body to enable the bending side plate to form an installation concave portion, the grid is coated outside the cabinet body and surrounds the installation concave portion to form a second installation cavity, the condenser is arranged in the second installation cavity, and the refrigerator is located above the condenser.

In some embodiments, the mobile fresh-keeping equipment has a fresh-keeping mode in which the control module controls the condenser and the refrigerator to be in an on state, and/or the mobile fresh-keeping equipment has a standby mode in which the control module controls the condenser and the refrigerator to be in an off state, and/or the mobile fresh-keeping equipment has a humidification mode in which the control module controls the blower and the humidifier to be in an on state, and/or the mobile fresh-keeping equipment has a general mode in which the control module controls the humidifier to be in an off state.

In some embodiments, the mobile fresh-keeping apparatus further includes a third separation structure, the inner cavity of the cabinet body includes a storage cavity and a buffer cavity, the third separation structure is disposed between the storage cavity and the buffer cavity to separate the storage cavity and the buffer cavity, and the third separation structure is a heat insulation structure, including a heat insulation door.

In some embodiments, the supply duct includes a vent in communication with the buffer chamber.

In some embodiments, the mobile fresh food apparatus further comprises a buffer chamber refrigeration fan for delivering air in the supply duct to the vent.

In some embodiments, the mobile fresh-keeping equipment further comprises a fresh air system, wherein the fresh air system comprises a fresh air pipe, a fresh air inlet communicated with the fresh air pipe and an inlet of the refrigerator, a fresh air return port communicated with a storage cavity of the inner cavity of the cabinet body, and a fresh air valve for controlling the opening and the closing of the fresh air inlet.

In some embodiments, the mobile fresh equipment further includes a temperature sensor configured to detect a cache chamber temperature of the cache chamber, and/or a CO2 sensor configured to obtain a CO2 concentration within the storage chamber.

According to the other aspect of the application, the control method of the mobile fresh-keeping equipment is suitable for the mobile fresh-keeping equipment, and comprises the steps of obtaining the temperature T at the air inlet of a refrigerator of the mobile fresh-keeping equipment, and controlling the operation mode of the mobile fresh-keeping equipment according to the relation between the temperature T and the first preset temperature T1 and the first preset temperature T2, wherein the first preset temperature T1 is larger than the first preset temperature T2, and the operation mode comprises at least one of a fresh-keeping mode and a standby mode.

In some embodiments, the method for controlling the operation mode of the mobile fresh-keeping equipment according to the relation between the temperature T and the first preset temperature T1 and the first preset temperature T2 comprises the steps of controlling the condenser and the refrigerator of the mobile fresh-keeping equipment to be in an on state if the temperature T is greater than or equal to the first preset temperature T1, and controlling the condenser and the refrigerator of the mobile fresh-keeping equipment to be in an off state if the temperature T is less than or equal to the second preset temperature T2.

According to the other aspect of the application, the control method of the mobile fresh-keeping equipment is suitable for the mobile fresh-keeping equipment, and comprises the steps of obtaining the humidity S at the air inlet of a refrigerator of the mobile fresh-keeping equipment, and controlling the operation mode of the mobile fresh-keeping equipment according to the relation between the humidity S and the first preset humidity S1 and the second preset humidity S2, wherein the first preset humidity S1 is larger than the second preset humidity S2, and the operation mode comprises at least one of a humidifying mode and a general mode.

In some embodiments, the method for controlling the operation mode of the mobile fresh-keeping equipment according to the relation between the humidity S and the first preset humidity S1 and the second preset humidity S2 comprises the steps of controlling a fan and a humidifier of the mobile fresh-keeping equipment to be in an on state if the humidity S is smaller than or equal to the second preset humidity S2, and controlling the humidifier of the mobile fresh-keeping equipment to be in an off state if the humidity S is greater than or equal to the first preset humidity S1.

According to another aspect of the present application, there is provided a mobile fresh-keeping apparatus control method, which is applicable to the mobile fresh-keeping apparatus of the present application, and the mobile fresh-keeping apparatus control method includes:

When goods are filled into the storage cavity from the outside of the cabinet body, the goods are kept in the buffer cavity for precooling and then are moved to the storage cavity, and/or

When the goods are taken out of the storage cavity to the outside of the cabinet body, the goods are moved from the storage cavity to the buffer cavity to stay, and then are moved to the outside of the cabinet body.

In some embodiments, when the goods stay in the buffer cavity for precooling, if the temperature T is less than or equal to T opening plus delta T1, the heat insulation door is opened, the goods are moved to the storage cavity, the temperature T is the temperature of the buffer cavity, T opening is a first preset heat insulation door opening temperature, delta T1 is an allowable first temperature deviation value, and/or when the goods stay in the buffer cavity from the storage cavity, if the temperature T is less than or equal to T opening plus delta T2, the heat insulation door is closed, if the temperature T is less than or equal to T stopping, the heat insulation door is opened again, after the heat insulation door is closed, the goods are moved to the outside of the cabinet body from the buffer cavity, T Leng Wen is the temperature of the storage cavity, T opening is the first preset heat insulation door opening temperature, delta T2 is an allowable second temperature deviation value, and T stopping is a second preset heat insulation door opening temperature less than T opening temperature.

According to another aspect of the application, a mobile fresh-keeping equipment control method is provided, which is suitable for the mobile fresh-keeping equipment disclosed by the application, and comprises a fresh air system, wherein the mobile fresh-keeping equipment control method comprises the steps of opening a fresh air valve of the fresh air system when the concentration of CO2 in a storage cavity is detected to be higher than a first set value C1 or the humidity in the storage cavity is detected to be lower than a third humidity set value S3, opening a refrigerator to enable fresh air to flow into the storage cavity through an air supply pipeline after passing through the refrigerator, and/or closing the fresh air valve of the fresh air system when the concentration of CO2 in the storage cavity is detected to be lower than a second set value C2 or the humidity in the storage cavity is detected to be higher than a fourth humidity set value S4, wherein C1 is more than C2 and S3 is less than S4.

By applying the technical scheme of the application, the movable fresh-keeping equipment comprises a cabinet body, a refrigeration assembly, an air supply pipeline and a fan, wherein the cabinet body is provided with a first circulating air channel and a second circulating air channel, and the first circulating air channel is positioned above the second circulating air channel. The refrigeration assembly includes a refrigerator located within the first circulation duct. The air supply pipeline is arranged in the cabinet body and is provided with an air inlet part and an air outlet part, the air inlet part is communicated with at least part of air outlets of the refrigerator, and cold air blown out of the refrigerator sequentially passes through the air inlet part and the air outlet part and then enters the first circulating air duct. The fan is arranged in the second circulating air duct and is positioned below the refrigerator. Like this, cold wind that the refrigerator produced gets into the air inlet portion of air supply pipeline earlier, and the air-out portion of rethread air supply pipeline discharges into the cabinet is internal, and then to the fresh-keeping fruit vegetables of waiting of storage in the cabinet blow cold wind in order to cool down fresh-keeping, the air current after accomplishing cooling fresh-keeping gets into the refrigerator again in to make the air current flow in first circulation wind channel, and form first circulation path between refrigerator, air supply pipeline and the cabinet body. The air inlet and the air outlet of the fan are positioned below the refrigerator, air flow blown out from the air outlet of the fan can flow back to the air inlet of the fan after passing through fruits and vegetables to be preserved, so that the air flow flows in a second circulating air duct, a second circulating path is formed between the fan and the cabinet body, the second circulating path is positioned below the first circulating path and is used for disturbing air positioned below the cabinet body, so that cold air in the cabinet body is more uniform, global permeable air supply in the cabinet body is realized, the cold air is prevented from directly blowing the surfaces of fruits and vegetables to be preserved, the cold air is supplied to all corners of the cabinet body, the air supply is uniform, the surface dry consumption of fruits and vegetables to be preserved is reduced, the water loss is reduced, the problem that the preservation performance of mobile refrigeration house equipment in the prior art is poor is solved, and the fruit storage rate is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

Fig. 1 shows a schematic internal structure of an embodiment of a mobile fresh keeping apparatus according to the present application;

FIG. 2 shows a side view of the mobile fresh keeping apparatus of FIG. 1;

FIG. 3 shows the direction of gas flow on the blower of the mobile fresh equipment of FIG. 1;

FIG. 4 shows a front view of the mobile fresh keeping apparatus of FIG. 1;

FIG. 5 shows the direction of gas flow between the supply air duct of the mobile fresh food apparatus of FIG. 1, the refrigerator;

FIG. 6 shows a control flow diagram of a temperature control system of the mobile fresh food equipment control method according to the present application;

FIG. 7 shows a control flow diagram of the humidity control system of the mobile fresh food equipment control method according to the present application;

FIG. 8 shows a schematic internal structure of another embodiment of the mobile fresh keeping apparatus according to the present application;

FIG. 9 shows a schematic perspective view of the mobile fresh keeping apparatus of FIG. 8;

fig. 10 shows a schematic rear view of the mobile fresh keeping apparatus of fig. 8.

Wherein the above figures include the following reference numerals:

10. A cabinet body; 11, cabinet body, 111, first installation cavity, 112, storage cavity, 113, buffer cavity, 115, outer door, 116, display touch screen, 117, door lock, 12, bending side plate, 121, second installation cavity, 122, first plate, 123, second plate, 13, grille, 20, refrigerator, 30, air supply pipeline, 31, air outlet, 40, sterilization device, 50, first separation structure, 60, humidifier, 70, blower, 80, water receiving structure, 90, condenser, 100, second separation structure, 101, first ventilation hole, 102, first sub-partition, 1021, second ventilation hole, 103, second sub-partition, 104, third sub-partition, 1041, third ventilation hole, 120, ozone reduction net, 130, support leg, 150, third separation structure, 151, heat insulation door, 160, shelf, 170, buffer room refrigeration blower, 180, buffer door temperature sensor, 190, fresh air system, 191, fresh air return pipe, 192, air inlet, 193.

Detailed Description

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present application, unless otherwise indicated, the terms of orientation such as "upper and lower" are used generally with respect to the direction shown in the drawings or with respect to the vertical, vertical or gravitational direction, and likewise, for ease of understanding and description, "left and right" are generally with respect to the left and right shown in the drawings, and "inner and outer" are intended to mean inner and outer with respect to the outline of the components themselves, although the above terms of orientation are not intended to limit the present application.

The application provides a mobile fresh-keeping device and a control method thereof, aiming at solving the problem of poor fresh-keeping performance of the mobile refrigeration house device in the prior art.

Example 1

As shown in fig. 1 to 5, the mobile fresh-keeping apparatus includes a cabinet 10, a cooling assembly, an air supply duct 30, and a blower 70. The cabinet body 10 is provided with a first circulating air channel and a second circulating air channel, and the first circulating air channel is positioned above the second circulating air channel. The refrigeration assembly includes a refrigerator 20 located within the first circulation duct. The air supply duct 30 is disposed in the cabinet 10, and the air supply duct 30 has an air inlet portion and an air outlet portion 31, the air inlet portion is communicated with at least a part of the air outlet of the refrigerator 20, and cold air blown out from the refrigerator 20 sequentially passes through the air inlet portion and the air outlet portion and then enters the first circulation duct. A fan 70 is disposed in the second circulation duct below the refrigerator 20.

By applying the technical scheme of the embodiment, cold air generated by the refrigerator firstly enters the air inlet part of the air supply pipeline 30, then is discharged into the cabinet body 10 through the air outlet part 31 of the air supply pipeline 30, and then is blown to the fruits and vegetables to be preserved stored in the cabinet body 10 for cooling and preserving, and air flow after cooling and preserving is fed into the refrigerator 20 again, so that the air flow flows in the first circulating air channel, and a first circulating path is formed among the refrigerator 20, the air supply pipeline 30 and the cabinet body 10. The air inlet and the air outlet of the fan 70 are both positioned below the refrigerator 20, and air flow blown out from the air outlet of the fan 70 can flow back into the air inlet of the fan 70 after passing through fruits and vegetables to be preserved, so that the air flow flows in a second circulating air duct, a second circulating path is formed between the fan 70 and the cabinet 10, and the second circulating path is positioned below the first circulating path and is used for disturbing air positioned below the cabinet 10, so that cold air in the cabinet 10 is more uniform, global permeation type air supply in the cabinet 10 is realized, the surfaces of fruits and vegetables to be preserved are prevented from being directly blown by the cold air to be delivered to all corners of the cabinet, the air supply is uniform, the surface dry consumption of the fruits and vegetables to be preserved is reduced, the water loss is reduced, the problem that the preservation performance of mobile refrigeration storage equipment in the prior art is poorer is solved, and the fruit storage rate is improved.

In this embodiment, the refrigerator itself includes a cooling fan.

Optionally, the refrigerator 20 is an angle air cooler.

As shown in fig. 3-5, the mobile fresh food apparatus further includes a first separation structure 50. The first partition structure 50 is disposed between the refrigerator 20 and the blower 70, an upper surface of the first partition structure 50 forms at least part of an air duct wall of the first circulation air duct, and a lower surface of the first partition structure 50 forms at least part of an air duct wall of the second circulation air duct. Like this, separate first circulation wind channel and second circulation wind channel through first partition structure 50 to make two circulation wind channels can not take place to interfere, the first circulation wind channel that is located the eminence is used for out cold wind, because cold wind is easy to pile up in the below in the cabinet body 10, then the second circulation wind channel that is located the eminence can disturb the cold wind that is located the below in the cabinet body 10, in order to promote the cold wind homogeneity degree in the cabinet body 10.

As shown in fig. 3 to 5, the mobile fresh-keeping apparatus further includes a second partition structure 100, one end of the second partition structure 100 extends onto the refrigerator 20 or the inner top surface of the cabinet 10, and the other end of the second partition structure 100 extends onto the inner bottom surface of the cabinet 10 to partition the inner cavity of the cabinet 10 into a first installation cavity 111 and a storage cavity 112. The first partition structure 50 is located at one side of the second partition structure 100 and is connected to the second partition structure 100, so that a first circulation duct is formed between an upper surface of the first partition structure 50 and at least a portion of the second partition structure 100, at least a portion of the inner surface of the cabinet 10, and a second circulation duct is formed between a lower surface of the first partition structure 50 and at least another portion of the second partition structure 100, at least a portion of the inner surface of the cabinet 10. In this way, the arrangement ensures that the first circulating air duct and the second circulating air duct are mutually independent and are respectively used for discharging cold air and disturbing the cold air, and the cold air is not disturbed to generate turbulence in the cabinet body 10 to generate vibration and noise.

As shown in fig. 3 to 5, the second partition structure 100 has a first vent hole 101, and an air outlet and/or an air inlet of the blower 70 communicates with the storage chamber 112 through the first vent hole 101. Like this, above-mentioned setting makes the air-out portion 31 of waiting to keep fresh fruit vegetables and air supply pipeline 30 be located the storage chamber 112, and other structures are located second installation cavity 121 and first installation cavity 111 to make the internal structure overall arrangement of cabinet body 10 more reasonable, compact, increased the space that the storage of cabinet body 11 is waiting to keep fresh fruit vegetables to a great extent. Meanwhile, the fan 70 can be ensured to normally operate by the arrangement, and the operation reliability of the fan 70 is improved.

In this embodiment, two ends of the second separation structure 100 extend to the inner bottom surfaces of the refrigerator 20 and the cabinet 10 respectively, so as to separate the cabinet 10 into a left chamber and a right chamber, the two chambers are a first installation cavity 111 and a storage cavity 112 respectively, the sterilizing device 40, the humidifier 60 and the blower 70 are located in the first installation cavity 111, and the fruits and vegetables to be preserved and the air supply pipeline 30 are located in the storage cavity 112. Meanwhile, the air outlet of the blower 70 communicates with the storage chamber 112 through the first vent hole 101 to ensure that the air flow blown out from the blower 70 can be blown toward the storage chamber 112 through the first vent hole 101.

It should be noted that the connection relationship of the second partition structure 100 is not limited thereto, and may be adjusted according to the working condition and the use requirement. In other embodiments not shown in the drawings, two ends of the second separation structure extend to the inner top surface and the inner bottom surface of the cabinet body respectively to separate the cabinet body into a left chamber and a right chamber, at this time, the refrigerator, the sterilizing device, the humidifier and the fan are located in the first installation cavity, and the air outlet parts of the fruits and vegetables to be preserved and the air supply pipeline are located in the storage cavity.

As shown in fig. 3 to 5, the first partition structure 50 has a liquid storage recess for collecting condensed water flowing down via the refrigerator 20. Wherein the air flowing through the refrigerator 20 and the air flowing through the blower 70 are separated by the first separation structure 50. In this way, during the operation of the refrigerator 20, the condensed water generated on the surface of the refrigerator can flow into the first separation structure 50 to be buffered, so as to serve as a water source of the humidifier 60, thereby not only realizing the recycling of resources and avoiding the waste of resources, but also avoiding the bad effect caused by the flow of the condensed water to the cabinet. Meanwhile, the first separation structure 50 plays a role in separating the structure and the air flow, so that the air inlet and the air inlet channel of the fan 70 are mutually independent from the air inlet and the air outlet channel of the refrigerator 20, the air inlet and the air outlet channels are not mutually influenced, the air flows are not interfered, the first circulation channel and the second circulation channel can be distributed in the height direction of the cabinet body 10, the global permeable air supply in the cabinet body 10 is realized, the moisture loss caused by direct blowing of cold air on the surfaces of fruits and vegetables to be preserved is avoided, and the preservation performance of mobile refrigeration house equipment is improved.

Specifically, condensed water generated by the refrigerator 20 flows into the first partition structure 50 through a pipe to be buffered by the first partition structure 50.

As shown in fig. 3 to 5, the first partition structure 50 has a drain hole communicating with the liquid storage recess, and the mobile fresh-keeping apparatus further includes a humidifier 60. Wherein the drain hole communicates with a liquid inlet of the humidifier 60 for supplying water to the humidifier 60. Like this, when needs humidifier 60 carries out the humidification to the air current in the cabinet body 10, starts humidifier 60, and the water source of humidifier 60 derives from the wash port of first minute partition structure 50, not only can reach the humidification purpose of treating fresh-keeping fruit vegetables, also can carry out used repeatedly to the water source, avoid the wasting of resources.

Optionally, the first partition structure 50 is a drip tray.

Optionally, the fan 70 is used for blowing the water mist discharged from the outlet of the humidifier 60 to the fruits and vegetables to be preserved, and/or the air inlet and the air outlet of the fan 70 are communicated with the inner cavity of the cabinet 10. In this way, the above arrangement makes the functions of the fan 70 more diversified, namely, when the humidifier 60 is started, the water mist generated by the humidifier 60 is blown to the fruits and vegetables to be preserved through the fan 70 so as to humidify the fruits and vegetables to be preserved, and when the humidifier 60 is not started, the fan 70 is used for disturbing the air flow below the first circulation path and forming the second circulation path so as to realize the whole-domain permeable air supply in the cabinet 10.

In this embodiment, when the humidity value in the cabinet 10 is less than or equal to the second preset humidity S2, the humidifier 60 is started, the fan 70 blows the water mist generated by the humidifier 60 to the fruits and vegetables to be preserved, and then the surfaces of the fruits and vegetables to be preserved are humidified to promote the surface humidity of the fruits and vegetables to be preserved, when the humidity value in the cabinet 10 is greater than or equal to the first preset humidity S1, the humidifier 60 is closed, and the air flows among the fan 70, the cabinet 10 and the fruits and vegetables to be preserved, so that the fan 70 is caused to disturb the air flow below the first circulation path, and the global penetration type air supply in the cabinet 10 is realized.

As shown in fig. 3 to 5, the mobile fresh-keeping apparatus further includes a sterilization device 40. The sterilizing device 40 is disposed in the cabinet 10 and communicates with the air inlet and/or at least a portion of the air outlet of the refrigerator 20 for sterilizing the air flow passing through the refrigerator 20. Wherein the sterilizing device 40 is disposed on the first partition structure 50. Thus, after the sterilization device 40 is started, the sterilization device 40 can sterilize the air flow in the cabinet body 10, so as to prevent bacteria from breeding on the surfaces of fruits and vegetables to be preserved and influence the good fruit rate and even the food safety. Meanwhile, the sterilization device 40 is supported and fixed through the first separation structure 50, and the support structure for the sterilization device 40 is not required to be additionally arranged, so that the number of parts in the movable fresh-keeping equipment is reduced, the processing cost and the disassembly and assembly difficulty of the movable fresh-keeping equipment are reduced, and the structural layout in the cabinet body 10 is more reasonable and compact.

Specifically, the upper surface of the first partition structure 50 is provided with a support beam on which the sterilizing device 40 is mounted to prevent the water buffered in the first partition structure 50 from contacting the sterilizing device 40 to contaminate the sterilizing device 40.

Alternatively, sterilization device 40 is a plasma sterilization device.

As shown in fig. 3-5, the mobile fresh-keeping apparatus further includes a water-receiving structure 80. Wherein the water receiving structure 80 is positioned below the first partition structure 50 for collecting water flowing out of the humidifier 60. Thus, during the operation of the humidifier 60, the water flowing out of the humidifier 60 can be buffered by the water receiving structure 80, so as to avoid the bad effect caused by the water flowing into the cabinet 10.

In this embodiment, the water receiving structure 80 is located below the humidifier 60.

Optionally, the water receiving structure 80 is a water receiving tray.

As shown in fig. 3, the cabinet body 10 includes a bent side plate 12, the bent side plate 12 includes a first plate 122 and a second plate 123 disposed at an included angle, the first plate 122 is located above the second plate 123, and the second partition structure 100 includes a first sub-partition 102, a second sub-partition 103 and a third sub-partition 104. The first sub-partition plate 102 is disposed opposite to the second plate 123 and surrounds at least a portion of the second circulation air channel, the first sub-partition plate 102 has a second ventilation hole 1021, and the first ventilation space is communicated with the storage cavity 112 through the second ventilation hole 1021. The second sub-partition 103 is connected to the first sub-partition 102 and is located above the first sub-partition 102, and the first vent 101 is provided on the second sub-partition 103. The third sub-partition 104 is connected to the second sub-partition 103 and is located above the second sub-partition 103, the third sub-partition 104 is disposed opposite to the sterilization device 40 and has a third ventilation hole 1041, and the storage chamber 112 is communicated with the sterilization device 40 through the third ventilation hole 1041. In this way, the third sub-partition 104, the second sub-partition 103 and the first sub-partition 102 are sequentially arranged along the height direction of the cabinet 10, and each sub-partition is arranged opposite to the corresponding structure, so as to isolate the corresponding structure from the storage cavity 112, and ensure that the first installation cavity 111 can be communicated with the storage cavity 112 for airflow. Meanwhile, the structure of the second partition structure 100 is simpler and is easy to process and realize, and the processing cost and the processing difficulty of the second partition structure 100 are reduced.

Specifically, the second circulation duct includes a first air passing space, the third sub-partition 104 is located between the sterilization device 40 and the storage chamber 112 to isolate the two, and communication between the sterilization device 40 and the storage chamber 112 is achieved through the third air passing hole 1041. The second sub-partition 103 is located between the blower 70 and the storage chamber 112, and the blower 70 is located between the humidifier 60 and the second sub-partition 103, and an air outlet of the blower 70 communicates with the storage chamber 112 through the first ventilation hole 101. The first sub-partition 102 is located between the second plate 123 and the storage cavity 112, and forms a first air passing space with the second plate 123, and the air in the storage cavity 112 can enter the first air passing space through the second air passing hole 1021, and then enter the air inlet of the fan 70 through the first air passing space, so as to form a second circulation path.

In this embodiment, the first plate 122 and the second plate 123 are perpendicular to each other, the first plate 122 and the water receiving structure 80 are disposed opposite to each other with a gap, the second plate 123 and the first sub-partition 102 are disposed opposite to each other and form a first air-passing space, and the first air-passing space and the gap are mutually communicated, so that the air flow entering the first air-passing space can flow back into the fan 70 through the gap, so as to realize the circulation flow of the air flow in the cabinet 10.

Optionally, the first sub-partition 102 and the second sub-partition 103 are connected by fasteners.

Optionally, the second sub-partition 103 and the third sub-partition 104 are connected by fasteners.

Optionally, the first separation structure 50 includes a bottom plate and a peripheral wall disposed on the bottom plate, and the drain hole is located on the bottom plate, and the peripheral wall has an overflow hole thereon, and the overflow hole is in communication with the water buffer device. Wherein the outer peripheral wall is connected with the second sub-partition 103 and/or the third sub-partition 104, and the sterilizing device 40 is provided on the bottom plate. In this way, if the height of the condensed water buffered in the first separation structure 50 reaches the height of the overflow hole, the condensed water can enter the water buffer device through the overflow hole, so as to avoid the condensed water overflowing from the first separation structure 50 into the cabinet 10 to cause damage. Meanwhile, the structure of the first separation structure 50 is simpler, the first separation structure is easy to process and realize, the processing cost of the first separation structure 50 is reduced, and the connection relation of the first separation structure 50 is more flexible and various so as to meet different use demands and working conditions.

In this embodiment, the outer peripheral wall is connected to the second sub-partition 103 and the third sub-partition 104, so as to prevent the outer peripheral wall from shielding the first ventilation hole 101 and the third ventilation hole 1041 to affect the normal flow of the air flow, thereby improving the flow smoothness of the air in the cabinet 10.

In this embodiment, a part of the outer peripheral wall of the first partition structure 50 is attached to and connected with the inner wall of the cabinet body 11, and the other part of the outer peripheral wall of the first partition structure 50 is connected with the second sub-partition 103 and the third sub-partition 104, so as to divide the chambers located at the upper and lower sides of the first partition structure 50 in the first installation cavity 111 into a first sub-chamber and a second sub-chamber which are independent and not communicated with each other, the first sub-chamber is located above the second sub-chamber, the sterilizing device 40 and the air inlet and the air outlet of the refrigerator 20 are located in the first sub-chamber, and the humidifier 60 and the blower 70 are located in the second sub-chamber, so that the air return path of the refrigerator 20 and the air return path of the blower 70 are independent and not interfered with each other.

Optionally, the water receiving structure 80 is disposed on the first plate 122, the mobile fresh-keeping apparatus further includes a support plate 140 disposed on the first plate 122, the blower 70 is disposed on the support plate 140, at least a part of a second circulation air channel is formed between the water receiving structure 80, the support plate 140 and the first plate 122, the humidifier 60 is disposed on the water receiving structure 80, and/or the humidifier 60 is a wet film humidifier. Thus, the second circulation duct includes a second air-passing space, and a second air-passing space communicated with the first air-passing space is formed between the water receiving structure 80 and the first plate 122, and is communicated with the air inlet of the fan 70, so that the above-mentioned arrangement of the second air-passing space ensures that the fan 70 can return air, so as to promote the flow fluency of the second circulation path. Meanwhile, the humidifier 60 is simpler in structure and easy to process and realize, and the processing cost and the processing difficulty of the humidifier 60 are reduced.

In this embodiment, the water receiving structure 80 and the fan 70 are both disposed on the first plate 122, and a second air passing space communicating with the first air passing space is formed between the water receiving structure 80 and the first plate 122, and the air flow entering the first air passing space through the second air passing hole 1021 flows back into the air inlet of the fan 70 through the second air passing space, and enters the storage cavity 112 through the air outlet of the fan 70 and the first air vent 101 to form a second circulation path.

In this embodiment, the humidifier 60 is a wet film humidifier, the condensed water discharged from the drain hole of the first separation structure 50 is sprayed onto the wet film, and then the fan 70 is turned on to circulate and form an air flow to drive the water droplets on the wet film to blow into the storage cavity 112, so as to achieve the purpose of humidification.

Optionally, the air supply pipeline 30 is made of flexible materials, hooks are arranged on the air supply pipeline 30 and are hooked on the inner top surface of the cabinet body 10, and/or at least one air supply pipeline 30 and/or at least one air outlet part 31, and/or an ozone reduction net 120 is arranged between the air outlet of the fan 70 and the first ventilation hole 101. Thus, the weight of the air supply pipeline 30 is reduced, the air outlet efficiency and the air outlet quantity of the air supply pipeline 30 are increased, and the refrigerating efficiency of the refrigerator 20 is further improved. Meanwhile, the air in the cabinet body 10 is reduced into fresh air through the ozone reduction net 120, so that the fruits and vegetables to be preserved are better preserved.

Alternatively, when the number of the air supply ducts 30 is plural, the plural air supply ducts 30 are arranged at intervals in the width direction of the cabinet 10.

Alternatively, when the number of the air outlet portions 31 is plural, the plural air outlet portions 31 are arranged at intervals along the longitudinal direction and/or the circumferential direction of the air supply duct 30.

In this embodiment, the air supply duct 30 is a bag-type air supply duct, and after the refrigerator 20 is started, cold air blown out from the refrigerator 20 expands the bag-type air supply duct to perform air-out. Meanwhile, the air supply pipeline 30 is hung on the inner top surface of the cabinet body 10 through the hanging hook, and the disassembly and assembly difficulty of the air supply pipeline 30 is reduced on the premise that the expansion or the contraction of the air supply pipeline 30 is not affected.

In this embodiment, the number of the air supply pipes 30 is four, the four air supply pipes 30 are arranged at intervals along the width direction of the cabinet 10, and each air supply pipe 30 extends along the length direction of the cabinet 10, so that the air supply amount of the air supply pipe 30 is increased, and the air supply efficiency is improved.

It should be noted that the number of the air supply pipes 30 is not limited thereto, and may be adjusted according to the working conditions and the use requirements.

Alternatively, the air supply duct 30 is two, or three, or five, or more.

As shown in fig. 1 to 4, the refrigeration assembly further includes a condenser 90 in communication with the refrigerator 20, and the cabinet 10 includes a cabinet body 11 and a grill 13. The refrigerator 20 is located in the cabinet body 11, the cabinet body 11 has a first installation cavity 111, a storage cavity 112 and a bending side plate 12, and the bending side plate 12 protrudes toward the inner side of the cabinet body 11, so that an installation recess is formed at the bending side plate 12. The grille 13 is wrapped outside the cabinet body 11 and surrounds the mounting concave part to form a second mounting cavity 121, and the condenser 90 is arranged in the second mounting cavity 121. Wherein the refrigerator 20 is located above the condenser 90. In this way, the above arrangement makes the condenser 90 an outdoor unit with respect to the refrigerator 20, the refrigerator 20 an indoor unit with respect to the condenser 90, and the condenser 90 is interlocked with the refrigerator 20 to ensure that the refrigerator 20 can blow out cool air. Meanwhile, the grill 13 can radiate heat from the condenser 90 while protecting the condenser 90.

Specifically, the installation recess is formed on the outer surface of the cabinet body 11, and the grille 13 is disposed around the installation recess and forms a second installation cavity 121 for installing the condenser 90 with the installation recess, so that the appearance shape of the cabinet body 10 is more regular and attractive, and the visual experience of a user is improved.

Optionally, the cabinet body 11 is formed by surrounding a foam board.

In this embodiment, the cabinet 10 is a rectangular parallelepiped, and the mounting recess is located on the short side of the cabinet 10.

Optionally, the refrigeration assembly further comprises an electrical box mounted within the second mounting cavity 121.

Optionally, the mobile fresh food equipment has a fresh food mode in which the control module controls the condenser 90 and the refrigerator 20 to be in an on state, and/or the mobile fresh food equipment has a standby mode in which the control module controls the condenser 90 and the refrigerator 20 to be in an off state, and/or the mobile fresh food equipment has a humidification mode in which the control module controls the blower 70 and the humidifier 60 to be in an on state, and/or the mobile fresh food equipment has a general mode in which the control module controls the humidifier 60 to be in an off state.

In this embodiment, the mobile fresh-keeping apparatus has a fresh-keeping mode, a standby mode, a humidification mode and a general mode, and further includes a control module connected to the condenser 90, the refrigerator 20, the fan 70 and the humidifier 60, wherein the control module controls the condenser 90 and the refrigerator 20 to be in an on state when the mobile fresh-keeping apparatus is in the fresh-keeping mode, controls the condenser 90 and the refrigerator 20 to be in an off state when the mobile fresh-keeping apparatus is in the standby mode, controls the fan 70 and the humidifier 60 to be in an on state when the mobile fresh-keeping apparatus is in the humidification mode, and controls the humidifier 60 to be in an off state when the mobile fresh-keeping apparatus is in the general mode. Like this, above-mentioned setting makes removal fresh-keeping equipment have four kinds of running modes, adopts corresponding running mode to different humidity and temperature, and then has promoted the commonality and the suitability of removal fresh-keeping equipment to satisfy different user demand and operating mode, also promoted user's use experience.

In the embodiment, the humidity in the movable fresh-keeping equipment is maintained at about 90%, so that the storage humidity of fruits and vegetables is improved, and the dry consumption is reduced.

In this embodiment, the sterilizing device 40 is used to sterilize the cabinet 10 and the fruits and vegetables to be preserved, the refrigerator 20 returns air to pass through the sterilizing device 40 to etch bacteria in the air, and meanwhile, active groups such as hydroxyl groups are generated by ionization to kill bacteria. If the concentration of ozone in the cabinet 10 is too high, the fan 70 is turned on, and ozone is accelerated to decompose through the ozone reduction net 120 at the air outlet of the fan 70.

As shown in fig. 1 to 4, the bottom of the cabinet 10 is provided with legs 130 to support the cabinet 10.

As shown in fig. 6 and 7, the present application further provides a method for controlling a mobile fresh-keeping apparatus, which is suitable for the mobile fresh-keeping apparatus, wherein the method for controlling the mobile fresh-keeping apparatus includes:

Acquiring the temperature T and the humidity S at an air inlet of a refrigerator of the mobile fresh-keeping equipment, and controlling the operation mode of the mobile fresh-keeping equipment according to the relation between the temperature T and a first preset temperature T1 and a first preset temperature T2 and the relation between the humidity S and a first preset humidity S1 and a second preset humidity S2;

the first preset temperature T1 is greater than the first preset temperature T2, the first preset humidity S1 is greater than the second preset humidity S2, and the operation modes comprise a fresh-keeping mode, a standby mode, a humidifying mode and a general mode.

Specifically, the mobile fresh-keeping equipment is provided with a temperature control system and a humidity control system, and the temperature T and the humidity S at the air inlet of the refrigerator of the mobile fresh-keeping equipment are obtained in real time in the operation process of the mobile fresh-keeping equipment, so that the operation mode of the mobile fresh-keeping equipment is controlled according to the relation between the temperature T and the first preset temperature T1 and the first preset temperature T2 and the relation between the humidity S and the first preset humidity S1 and the second preset humidity S2, the automatic switching of the operation mode of the mobile fresh-keeping equipment is realized, the intelligent degree of the fresh-keeping equipment is improved, and fruits and vegetables to be kept fresh and moisture better, and bad fruits and moisture loss are avoided.

In the embodiment, the method for acquiring the temperature t and the humidity s at the air inlet of the refrigerator of the mobile fresh-keeping equipment comprises the steps of installing a temperature sensor and a humidity sensor at the air inlet of the refrigerator.

In this embodiment, the method for controlling the operation mode of the mobile fresh-keeping device according to the relationship between the temperature T and the first preset temperature T1 and the first preset temperature T2 includes:

If the temperature T is greater than or equal to a first preset temperature T1, controlling a condenser and a refrigerator of the movable fresh-keeping equipment to be in an on state;

if the temperature T is less than or equal to the second preset temperature T2, controlling the condenser and the refrigerator of the movable fresh-keeping equipment to be in a closed state.

Specifically, the temperature control system of the mobile fresh-keeping equipment mainly comprises a condenser 90, a refrigerator 20, a temperature sensor and the like, and the temperature control is realized by controlling the refrigeration system through the temperature sensor arranged at the return air inlet (air inlet) of the refrigerator. When the temperature T at the air return inlet (air inlet) of the refrigerator is less than or equal to T2, the condenser 90 and the refrigerator 20 are controlled to be closed, when the temperature T at the air return inlet (air inlet) of the refrigerator is more than or equal to T1, the condenser 90 and the refrigerator 20 are controlled to be opened, and when the temperature T2 at the air return inlet (air inlet) of the refrigerator is less than T < T1, the temperature control system is controlled to be kept in an original state. If the temperature in the cabinet body is not uniform, the fan can be started to accelerate the air circulation in the cabinet body.

In this embodiment, the method for controlling the operation mode of the mobile fresh-keeping apparatus according to the relationship between the humidity S and the first preset humidity S1 and the second preset humidity S2 includes:

If the humidity S is less than or equal to the second preset humidity S2, controlling a fan and a humidifier of the movable fresh-keeping equipment to be in an on state;

And if the humidity S is greater than or equal to the first preset humidity S1, controlling the humidifier of the movable fresh-keeping equipment to be in a closed state.

Specifically, the humidity control system of the mobile fresh-keeping device mainly comprises a drain hole of the refrigerator 20, a drain hole of the first separation structure 50, a humidifier 60, a humidity sensor and a fan 70, and the humidity sensor arranged at a return air inlet (air inlet) of the refrigerator is used for controlling the humidity control system to perform humidity adjustment. When the humidity S at the air return inlet (air inlet) of the refrigerator is less than or equal to S2, the fan 70 and the humidifier 60 are controlled to be started to humidify, when the humidity S at the air return inlet (air inlet) of the refrigerator is more than or equal to S1, the humidifier 60 is controlled to be closed, and when the humidity S2 at the air return inlet (air inlet) of the refrigerator is less than or equal to S1, the humidity control system is controlled to keep the original state.

Example two

The control method of the mobile fresh-keeping equipment in the second embodiment is different from that in the first embodiment in that the control method of the mobile fresh-keeping equipment is different.

In this embodiment, a mobile fresh-keeping equipment control method is provided, which is applicable to the mobile fresh-keeping equipment, wherein the mobile fresh-keeping equipment control method includes:

Acquiring the temperature T at an air inlet of a refrigerator of the mobile fresh-keeping equipment, and controlling the operation mode of the mobile fresh-keeping equipment according to the relation between the temperature T and a first preset temperature T1 and a first preset temperature T2;

the first preset temperature T1 is greater than the first preset temperature T2, and the operation mode includes at least one of a fresh-keeping mode and a standby mode.

Specifically, the movable fresh-keeping equipment is provided with a temperature control system, and the temperature T at the air inlet of the refrigerator of the movable fresh-keeping equipment is obtained in real time in the operation process of the movable fresh-keeping equipment, so that the operation mode of the movable fresh-keeping equipment is controlled according to the relation between the temperature T and the first preset temperature T1 and the first preset temperature T2, the automatic switching of the operation mode of the movable fresh-keeping equipment is realized, the intelligent degree of the fresh-keeping equipment is improved, and the fruits and vegetables to be kept fresh are better kept fresh and moisturized, and bad fruits and water loss are avoided.

In this embodiment, the method for acquiring the temperature t at the air inlet of the refrigerator of the mobile fresh-keeping equipment comprises the steps of installing a temperature sensor at the air inlet of the refrigerator.

Example III

The control method of the mobile fresh-keeping equipment in the third embodiment is different from that in the first embodiment in that the control method of the mobile fresh-keeping equipment is different.

acquiring the humidity S at an air inlet of a refrigerator of the mobile fresh-keeping equipment, and controlling the operation mode of the mobile fresh-keeping equipment according to the relation between the humidity S and the first preset humidity S1 and the second preset humidity S2;

Wherein the first preset humidity S1 is greater than the second preset humidity S2, and the operation mode includes at least one of a humidification mode and a general mode.

Specifically, the movable fresh-keeping equipment is provided with a humidity control system, and the humidity S at the air inlet of the refrigerator of the movable fresh-keeping equipment is obtained in real time in the operation process of the movable fresh-keeping equipment so as to control the operation mode of the movable fresh-keeping equipment according to the relation between the humidity S and the first preset humidity S1 and the second preset humidity S2, thereby realizing the automatic switching of the operation mode of the movable fresh-keeping equipment, improving the intelligent degree of the fresh-keeping equipment, and further keeping and moisturizing fruits and vegetables to be kept better and avoiding bad fruits and water loss.

In this embodiment, a method of acquiring humidity s at an air intake of a refrigerator of a mobile fresh equipment includes installing a humidity sensor at the air intake of the refrigerator.

Example IV

As shown in fig. 8 to 10, a fourth embodiment of the present application provides a mobile fresh-keeping apparatus, which is different from the previous embodiment in that:

The movable fresh-keeping device further comprises a third separation structure 150, the inner cavity of the cabinet body 10 comprises a storage cavity 112 and a cache cavity 113, the third separation structure 150 is arranged between the storage cavity 112 and the cache cavity 113 to separate the storage cavity 112 and the cache cavity 113, and the third separation structure 150 is a heat insulation structure and comprises a heat insulation door 151.

The air supply duct 30 includes a vent in communication with the buffer chamber 113.

The mobile fresh food service device further includes a buffer chamber refrigeration fan 170 for delivering air from the supply duct 30 to the vent.

The movable fresh-keeping equipment further comprises a fresh air system 190, wherein the fresh air system 190 comprises a fresh air pipe 191, a fresh air inlet 192 communicated with the fresh air pipe 191 and the inlet of the refrigerator 20, a fresh air return air inlet 193 communicated with the storage cavity 112 of the inner cavity of the cabinet 10 and a fresh air valve for controlling the fresh air inlet 192 to be opened and closed.

The mobile fresh equipment also includes a temperature sensor 180, the temperature sensor 180 configured to detect a cache chamber temperature of the cache chamber 113, and/or a CO2 sensor, the CO2 sensor configured to obtain a CO2 concentration within the storage chamber 112.

The embodiment of the application also provides a control method of the mobile fresh-keeping equipment, which is suitable for the mobile fresh-keeping equipment in the fourth embodiment of the application, and comprises the steps of enabling goods to stay in the cache cavity 113 for precooling and then move to the storage cavity 112 when the goods are filled into the storage cavity 112 from the outside of the cabinet body 10, and/or enabling the goods to stay in the cache cavity 113 from the storage cavity 112 and then move to the outside of the cabinet body 10 when the goods are taken out of the storage cavity 112 to the outside of the cabinet body 10.

In some embodiments, when the goods are pre-cooled in the buffer cavity 113, if the temperature T is less than or equal to Topen+ΔT1, the heat insulation door 151 is opened, then the goods are moved to the storage cavity 112, the Tslow temperature is the temperature of the buffer cavity 113, topen is a first preset heat insulation door opening temperature, ΔT1 is an allowable first temperature deviation value, and/or when the goods are moved from the storage cavity 112 to the buffer cavity 113 for residence, if the temperature T is more than or equal to Topen+ΔT2, the heat insulation door 151 is closed, if the temperature T is less than or equal to Tstop, the heat insulation door 151 is opened again, after the heat insulation door 151 is closed, the goods are moved from the buffer cavity 113 to the outside of the cabinet 10, the temperature T is the temperature of the storage cavity 112, topen is the first preset heat insulation door opening temperature, ΔT2 is an allowable second temperature deviation value, and Tstop is a second preset heat insulation door opening temperature less than Topen.

The embodiment of the application also provides a mobile fresh-keeping equipment control method which is suitable for the mobile fresh-keeping equipment of the previous embodiment of the application, wherein the mobile fresh-keeping equipment comprises a fresh air system 190, the mobile fresh-keeping equipment control method comprises the steps of opening a fresh air valve of the fresh air system 190 when the concentration of CO2 in the storage cavity 112 is detected to be higher than a first set value C1 or the humidity in the storage cavity 112 is detected to be lower than a third humidity set value S3, opening a refrigerator 20 to enable fresh air to flow into the storage cavity 112 through an air supply pipeline 30 after passing through the refrigerator 20, and/or closing the fresh air valve of the fresh air system 190 when the concentration of CO2 in the storage cavity 112 is detected to be lower than a second set value C2 or the humidity in the storage cavity 112 is detected to be higher than a fourth humidity set value S4, wherein C1> C2 and S3< S4.

From the above description, it can be seen that the above embodiments of the present application achieve the following technical effects:

The movable fresh-keeping equipment comprises a cabinet body, a refrigerating assembly, an air supply pipeline and a fan, wherein the cabinet body is provided with a first circulating air channel and a second circulating air channel, and the first circulating air channel is positioned above the second circulating air channel. The refrigeration assembly includes a refrigerator located within the first circulation duct. The air supply pipeline is arranged in the cabinet body and is provided with an air inlet part and an air outlet part, the air inlet part is communicated with at least part of air outlets of the refrigerator, and cold air blown out of the refrigerator sequentially passes through the air inlet part and the air outlet part and then enters the first circulating air duct. The fan is arranged in the second circulating air duct and is positioned below the refrigerator. Like this, cold wind that the refrigerator produced gets into the air inlet portion of air supply pipeline earlier, and the air-out portion of rethread air supply pipeline discharges into the cabinet is internal, and then to the fresh-keeping fruit vegetables of waiting of storage in the cabinet blow cold wind in order to cool down fresh-keeping, the air current after accomplishing cooling fresh-keeping gets into the refrigerator again in to make the air current flow in first circulation wind channel, and form first circulation path between refrigerator, air supply pipeline and the cabinet body. The air inlet and the air outlet of the fan are positioned below the refrigerator, air flow blown out from the air outlet of the fan can flow back to the air inlet of the fan after passing through fruits and vegetables to be preserved, so that the air flow flows in a second circulating air duct, a second circulating path is formed between the fan and the cabinet body, the second circulating path is positioned below the first circulating path and is used for disturbing air positioned below the cabinet body, so that cold air in the cabinet body is more uniform, global permeable air supply in the cabinet body is realized, the cold air is prevented from directly blowing the surfaces of fruits and vegetables to be preserved, the cold air is supplied to all corners of the cabinet body, the air supply is uniform, the surface dry consumption of fruits and vegetables to be preserved is reduced, the water loss is reduced, the problem that the preservation performance of mobile refrigeration house equipment in the prior art is poor is solved, and the fruit storage rate is improved.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.

The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A mobile fresh-keeping device, comprising:

The cabinet (10) has a first circulation air duct and a second circulation air duct, wherein the first circulation air duct is located above the second circulation air duct;

A refrigeration assembly, comprising a refrigerator (20) located in the first circulation air duct;

An air supply duct (30) is arranged in the cabinet (10), the air supply duct (30) having an air inlet and an air outlet (31), the air inlet being in communication with at least part of the air outlet of the refrigerator (20), and the cold air blown out from the refrigerator (20) passes through the air inlet and the air outlet in sequence and then enters the first circulation air duct;

a fan (70), arranged in the second circulation air duct and located below the refrigerator (20); and

A third partition structure (150), wherein the inner cavity of the cabinet (10) comprises a storage cavity (112) and a cache cavity (113), and the third partition structure (150) is arranged between the storage cavity (112) and the cache cavity (113) to separate the storage cavity (112) and the cache cavity (113), and the third partition structure (150) is a heat-insulating structure, comprising a heat-insulating door (151).

2. The mobile fresh-keeping equipment according to claim 1, characterized in that the mobile fresh-keeping equipment further comprises:

A first partition structure (50) is provided between the refrigerator (20) and the fan (70), wherein the upper surface of the first partition structure (50) forms at least a portion of the air duct wall of the first circulation air duct, and the lower surface of the first partition structure (50) forms at least a portion of the air duct wall of the second circulation air duct.

3. The mobile fresh-keeping equipment according to claim 2, characterized in that the mobile fresh-keeping equipment further comprises:

a second partition structure (100), one end of the second partition structure (100) extending to the inner top surface of the refrigerator (20) or the cabinet (10), and the other end of the second partition structure (100) extending to the inner bottom surface of the cabinet (10), so as to separate the inner cavity of the cabinet (10) into a first installation cavity (111) and a storage cavity (112);

The first partition structure (50) is located on one side of the second partition structure (100) and is connected to the second partition structure (100), so that the first circulation air duct is formed between the upper surface of the first partition structure (50) and at least a portion of the second partition structure (100) and at least a portion of the inner surface of the cabinet (10), and the second circulation air duct is formed between the lower surface of the first partition structure (50) and at least another portion of the second partition structure (100) and at least a portion of the inner surface of the cabinet (10).

4. The mobile fresh-keeping equipment according to claim 3, characterized in that the second partition structure (100) has a first ventilation hole (101), and the air outlet and/or air inlet of the fan (70) is connected to the storage cavity (112) through the first ventilation hole (101).

5. The mobile fresh-keeping equipment according to claim 2, characterized in that the first partition structure (50) has a liquid storage recess, and the liquid storage recess is used to collect condensed water flowing down through the refrigerator (20).

6. The mobile fresh-keeping equipment according to claim 5, characterized in that the first partition structure (50) has a drainage hole connected to the liquid storage recess, and the mobile fresh-keeping equipment further comprises:

A humidifier (60), wherein the drainage hole is in communication with a liquid inlet of the humidifier (60) so as to provide liquid to the humidifier (60).

7. The mobile fresh-keeping equipment according to claim 2, characterized in that the mobile fresh-keeping equipment further comprises:

a sterilization device (40), the sterilization device (40) being arranged in the cabinet (10) and being in communication with the air inlet and/or at least part of the air outlet of the refrigerator (20), for sterilizing and disinfecting the airflow passing through the refrigerator (20);

Wherein, the sterilization device (40) is arranged on the first partition structure (50).

8. The mobile fresh-keeping equipment according to claim 6, characterized in that the mobile fresh-keeping equipment further comprises:

A water receiving structure (80), the water receiving structure (80) is located below the first partition structure (50) and is used to collect water flowing out of the humidifier (60).

9. The mobile fresh-keeping equipment according to claim 4, characterized in that the cabinet (10) comprises a bent side panel (12), the bent side panel (12) comprises a first plate (122) and a second plate (123) arranged at an angle, the first plate (122) being located above the second plate (123), and the second partition structure (100) comprises:

a first sub-partition (102) disposed opposite to the second plate body (123) and surrounding to form at least a portion of the second circulating air duct, the first sub-partition (102) having a second ventilation hole (1021), and a first air flow space of the second circulating air duct communicating with the storage cavity (112) via the second ventilation hole (1021);

a second sub-partition (103) connected to the first sub-partition (102) and located above the first sub-partition (102), wherein the first ventilation hole (101) is provided on the second sub-partition (103);

The third sub-partition (104) is connected to the second sub-partition (103) and is located above the second sub-partition (103). The third sub-partition (104) is arranged opposite to the sterilization device (40) and has a third ventilation hole (1041). The storage cavity (112) is connected to the sterilization device (40) through the third ventilation hole (1041).

10. The mobile fresh-keeping equipment according to claim 9 is characterized in that the first partition structure (50) includes a bottom plate and a peripheral wall arranged on the bottom plate, the first partition structure (50) has a liquid storage recess and a drainage hole connected to the liquid storage recess, the liquid storage recess is used to collect condensed water flowing through the refrigerator (20), the drainage hole is located on the bottom plate, the peripheral wall has an overflow hole, and the overflow hole is connected to the water buffer device; wherein the peripheral wall is connected to the second sub-partition (103) and/or the third sub-partition (104), and the sterilization device (40) is arranged on the bottom plate.

11. The mobile fresh-keeping equipment according to claim 9, characterized in that the mobile fresh-keeping equipment further comprises a water receiving structure (80) and a humidifier (60), the water receiving structure (80) being located below the first partition structure (50) and being used to collect water flowing out of the humidifier (60), the water receiving structure (80) being arranged on the first plate body (122), the mobile fresh-keeping equipment further comprises a support plate (140) arranged on the first plate body (122), the fan (70) being arranged on the support plate (140), at least a portion of the second circulation air duct being formed between the water receiving structure (80), the support plate (140) and the first plate body (122), the humidifier (60) being arranged on the water receiving structure (80); and/or the mobile fresh-keeping equipment further comprises a humidifier (60), and the humidifier (60) is a wet film humidifier.

12. The mobile fresh-keeping equipment according to claim 4, characterized in that:

The air supply duct (30) is made of a flexible material, and a hook is provided on the air supply duct (30), and the hook is hung on the inner top surface of the cabinet (10); and/or,

There is at least one air supply duct (30); and/or,

There is at least one air outlet portion (31); and/or,

An ozone reduction net (120) is provided between the air outlet of the fan (70) and the first ventilation hole (101).

13. The mobile fresh-keeping equipment according to claim 6, characterized in that the refrigeration assembly further comprises a condenser (90) connected to the refrigerator (20), and the cabinet (10) comprises:

The cabinet body (11) comprises a first installation cavity (111), the storage cavity (112) and a bent side panel (12), wherein the bent side panel (12) protrudes toward the inner side of the cabinet body (11) so as to form an installation recess at the bent side panel (12);

The grille (13) is wrapped around the cabinet body (11) and forms a second installation cavity (121) around the installation recess, and the condenser (90) is arranged in the second installation cavity (121); wherein the refrigerator (20) is located above the condenser (90).

14. The mobile fresh-keeping equipment according to claim 13, characterized in that:

The mobile fresh-keeping equipment includes a control module, and has a fresh-keeping mode in which the control module controls the condenser (90) and the refrigerator (20) to be in an on state; and/or,

The mobile fresh-keeping equipment includes a control module, and has a standby mode in which the control module controls the condenser (90) and the refrigerator (20) to be in a closed state; and/or,

The mobile fresh-keeping equipment includes a control module, and has a humidification mode in which the control module controls the fan (70) and the humidifier (60) to be in an on state; and/or,

The mobile fresh-keeping equipment comprises a control module and has a general mode in which the control module controls the humidifier (60) to be in a closed state.

15. The mobile fresh-keeping equipment according to any one of claims 1 to 14, characterized in that the air supply duct (30) comprises a vent communicated with the buffer cavity (113).

16. The mobile fresh-keeping equipment according to claim 15, characterized in that the mobile fresh-keeping equipment further comprises a buffer chamber cooling fan (170) for delivering the gas in the air supply duct (30) to the ventilation port.

17. The mobile fresh-keeping equipment according to any one of claims 1 to 14, characterized in that the mobile fresh-keeping equipment further comprises a fresh air system (190), the fresh air system (190) comprising a fresh air duct (191), a fresh air inlet (192) connected to the fresh air duct (191) and the inlet of the refrigerator (20), a fresh air return port (193) connected to the storage cavity (112) of the inner cavity of the cabinet (10), and a fresh air valve for controlling the opening and closing of the fresh air inlet (192).

18. The mobile fresh-keeping equipment according to any one of claims 1 to 14, characterized in that:

The mobile fresh-keeping equipment further includes a temperature sensor (180), wherein the temperature sensor (180) is configured to detect the cache cavity temperature of the cache cavity (113); and/or

A CO2 sensor is configured to obtain the CO2 concentration in the storage chamber (112).

19. A mobile fresh-keeping equipment control method, characterized in that it is applicable to the mobile fresh-keeping equipment according to any one of claims 1 to 18; wherein the mobile fresh-keeping equipment control method comprises:

Obtaining the temperature t at the air inlet of the refrigerator of the mobile fresh-keeping equipment, and controlling the operation mode of the mobile fresh-keeping equipment according to the relationship between the temperature t and the first preset temperature T1 and the first preset temperature T2;

20. The mobile fresh-keeping equipment control method according to claim 19, wherein the method of controlling the operation mode of the mobile fresh-keeping equipment according to the relationship between the temperature t and the first preset temperature T1 and the first preset temperature T2 comprises:

If the temperature t is greater than or equal to the first preset temperature T1, the condenser and the refrigerator of the mobile fresh-keeping equipment are controlled to be in an on state;

If the temperature t is less than or equal to the second preset temperature T2, the condenser and the refrigerator of the mobile fresh-keeping equipment are controlled to be in a closed state.

21. A mobile fresh-keeping equipment control method, characterized in that it is applicable to the mobile fresh-keeping equipment according to any one of claims 1 to 18; wherein the mobile fresh-keeping equipment control method comprises:

Obtaining the humidity s at the air inlet of the refrigerator of the mobile fresh-keeping equipment, and controlling the operation mode of the mobile fresh-keeping equipment according to the relationship between the humidity s and the first preset humidity S1 and the second preset humidity S2;

The first preset humidity S1 is greater than the second preset humidity S2, and the operation mode includes at least one of a humidification mode and a general mode.

22. The mobile fresh-keeping equipment control method according to claim 21, wherein the method for controlling the operation mode of the mobile fresh-keeping equipment according to the relationship between the humidity s and the first preset humidity S1 and the second preset humidity S2 comprises:

If the humidity s is less than or equal to the second preset humidity S2, the fan and humidifier of the mobile fresh-keeping equipment are controlled to be in an on state;

If the humidity s is greater than or equal to the first preset humidity S1, the humidifier of the mobile fresh-keeping equipment is controlled to be in an off state.

23. A mobile fresh-keeping equipment control method, characterized in that it is applicable to the mobile fresh-keeping equipment according to any one of claims 1 to 18; the mobile fresh-keeping equipment control method comprises:

When loading goods from outside the cabinet (10) into the storage cavity (112), the goods are first pre-cooled in the buffer cavity (113) and then moved to the storage cavity (112); and/or

When taking goods out of the storage cavity (112) to the outside of the cabinet (10), the goods are first moved from the storage cavity (112) to the cache cavity (113) for a short stay, and then moved to the outside of the cabinet (10).

24. The mobile fresh-keeping equipment control method according to claim 23, characterized in that:

When the goods are first pre-cooled in the buffer chamber (113), if TbakeTemp≤Topen+ΔT1, the insulation door (151) is opened, and then the goods are moved to the storage chamber (112), TbakeTemp is the temperature of the buffer chamber (113), Topen is the first preset insulation door opening temperature, and ΔT1 is the first allowable temperature deviation value; and/or

When the goods are first moved from the storage cavity (112) to the cache cavity (113) and stay there, if T冷温≥Ｔ开+△T2, the insulation door (151) is closed; if T冷温≤Ｔ停, the insulation door (151) is opened again; after the insulation door (151) is closed, the goods are moved from the cache cavity (113) to the outside of the cabinet (10); T冷温 is the temperature of the storage cavity (112); Ｔ开 is the first preset insulation door opening temperature; △T2 is the allowable second temperature deviation value; and Ｔ停 is the second preset insulation door opening temperature less than Ｔ开.

25. A mobile fresh-keeping equipment control method, characterized in that it is applicable to the mobile fresh-keeping equipment according to any one of claims 1 to 18; the mobile fresh-keeping equipment comprises a fresh air system (190), and the mobile fresh-keeping equipment control method comprises:

When the CO2 concentration of the storage chamber (112) is detected to be higher than a first set value C1 or when the humidity of the storage chamber (112) is detected to be lower than a third humidity set value S3, the fresh air valve of the fresh air system (190) is opened, and the refrigeration machine (20) is turned on, so that fresh air passes through the refrigeration machine (20) and then flows into the storage chamber (112) through the air supply duct (30); and/or

When the CO2 concentration of the storage chamber (112) is detected to be lower than a second set value C2 or when the humidity of the storage chamber (112) is detected to be greater than a fourth humidity set value S4, the fresh air valve of the fresh air system (190) is closed, wherein C1>C2, S3<S4.