WO2018157810A1

WO2018157810A1 - Refrigerator with ice-making function

Info

Publication number: WO2018157810A1
Application number: PCT/CN2018/077503
Authority: WO
Inventors: 张延庆; 吴光瑞; 张珩; 王海娟; 孙为首
Original assignee: 青岛海尔股份有限公司
Priority date: 2017-03-01
Filing date: 2018-02-28
Publication date: 2018-09-07
Also published as: AU2018228551B2; CN106940109A; CN207095129U; US20200011585A1; EP3591320A4; AU2018228551A1; EP3591320A1

Abstract

Disclosed is a refrigerator with an ice-making function, wherein the refrigerator comprises a refrigerating chamber (10), a refrigerating chamber door (12), a freezing chamber (14) and an ice-making compartment (16) arranged on the refrigerating chamber door (12). The refrigerator further comprises an ice-making evaporator compartment (20), and an ice-making fan (22) and an ice-making evaporator (24) which are arranged in the ice-making evaporator compartment (20), wherein the ice-making evaporator (24) is in communication with the ice-making compartment (16) through an air inlet duct and an air return duct, with part of one of the air inlet duct and the air return duct being arranged in the refrigerating chamber (10). The refrigerator loses less cold and the ice-making efficiency thereof is high.

Description

Refrigerator with ice making function

The present application claims the priority of the Chinese patent application entitled "Refrigerator with ice making function" on March 1, 2017, the application number is 201720197501.2, and the application claims March 29, 2017. The priority of the Chinese Patent Application No. 201710197550.0, entitled "Fridge with Ice Making Function", the entire contents of which is incorporated herein by reference.

Technical field

The invention relates to the field of household appliances, in particular to a refrigerator with an ice making function.

Background technique

In the prior art, the air duct is buried inside the side wall of the refrigerating compartment. Since the refrigerating compartment is thin, and the air duct is connected from the rear side of the freezing compartment to the ice making compartment on the door body, the air duct is long, and the air duct is cold. The loss will be large and the ice making efficiency will be greatly affected. In addition, generally, the ice making room, the refrigerating room and the freezing room of the refrigerator share one evaporator, and the cooling amount flows back and forth between the ice making room, the refrigerating room and the freezing room, especially the taste of the food in the refrigerating room is easy to enter the ice making room, resulting in The taste of other foods in the ice cubes affects the quality and taste of the ice. In addition, sharing one evaporator between multiple chambers can also complicate the structure of the duct. Furthermore, it is also provided that the evaporator is shared by the freezing chamber and the ice making chamber. Similarly, the taste of the food in the freezing chamber also enters the ice making chamber, thereby affecting the quality and taste of the ice.

Summary of the invention

The object of the present invention is to provide a refrigerator with an ice making function, which has less loss of cold capacity and higher ice making efficiency.

In order to achieve one of the above objects, an embodiment of the present invention provides a refrigerator having an ice making function, the refrigerator including a refrigerating compartment, a refrigerating compartment door for opening and closing the refrigerating compartment, a freezing compartment, and a setting An ice making compartment of the refrigerator compartment door, wherein the refrigerator further comprises an ice making evaporator compartment, an ice making fan and an ice making evaporator disposed in the ice making evaporator compartment, the ice making The evaporator is connected to the ice making compartment through an inlet air duct and a return air duct, and the cold air at the ice making evaporator is transmitted to the ice making compartment through the air inlet duct via the ice making fan And the heat of the ice making compartment is transmitted back to the ice making evaporator compartment through the return air duct, a part of the inlet air duct and the return air duct, or A portion of the return air duct is disposed in the refrigerating chamber.

As a further improvement of the embodiment of the present invention, the air inlet duct comprises a first section of the inlet duct disposed in the refrigerating compartment and a second section of the inlet duct provided on the refrigerating compartment door, One end of the first section of the inlet air duct is connected to the ice making evaporator, and the other end of the first section of the inlet duct is provided with a first tuyere, and one end of the second section of the inlet duct is connected to the system. An ice compartment, the other end of the second section of the inlet air duct is provided with a second tuyere, and when the refrigerating compartment box door is opened, the first tuyere is separated from the second tuyere, when the refrigerating compartment box door When closed, the first tuyere is in contact with the second tuyere to connect the first section of the inlet duct and the second section of the inlet duct.

As a further improvement of the embodiment of the present invention, the first section of the inlet air duct is substantially horizontally disposed.

As a further improvement of the embodiment of the present invention, the return air duct includes a first return air duct disposed in the refrigerating chamber and a second return air duct disposed on the refrigerating chamber door. One end of the first-stage return air duct is connected to the ice-making evaporator, and the other end of the first-stage return air duct is provided with a third air outlet, and one end of the second-stage return air duct is connected In the ice making compartment, the other end of the second section of the return air duct is provided with a fourth tuyere, and when the refrigerating compartment box door is opened, the third tuyere is separated from the fourth tuyere. When the refrigerating compartment door is closed, the third tuyere is in contact with the fourth tuyere to connect the first section of the return air duct and the second section of the return air duct.

As a further improvement of an embodiment of the present invention, the second section of the return air duct includes a first portion of the return air duct operably separated or connected to the first section of the return air duct and is connected to the ice making compartment And a second portion of the return air passage disposed at an angle to the first portion of the return air duct.

As a further improvement of the embodiment of the present invention, one end of the air inlet duct is connected to the ice making evaporator, the other end of the air inlet duct is provided with a fifth tuyere, and the ice making compartment is provided with a a six air outlet, the fifth air outlet is separated from the sixth air outlet when the refrigerator compartment door is opened, and when the refrigerator compartment door is closed, the fifth air outlet is opposite to the sixth air outlet to connect the air inlet duct and The ice making compartment is connected.

As a further improvement of the embodiment of the present invention, a connection position of the inlet air duct and the ice making compartment is located above a connection position of the return air duct and the ice making compartment.

As a further improvement of the embodiment of the present invention, the ice making evaporator compartment is provided in the refrigerating compartment.

As a further improvement of the embodiment of the present invention, the refrigerator further includes an ice maker and an ice storage box disposed in the ice making compartment, and the refrigerator compartment door is provided with an ice storage box and a refrigerator compartment door. An outer passageway and a distributor, the dispenser being in communication with the passage.

As a further improvement of the embodiment of the present invention, the refrigerator further includes a freezing evaporator, a freezing fan, and an air volume adjusting device, the freezing evaporator supplying cold air to the refrigerating chamber and the freezing chamber, the air volume adjusting device for adjusting the freezing The amount of wind blown into the refrigerating compartment and the freezing compartment by the fan.

As a further improvement of the embodiment of the present invention, the refrigerator further includes a freezing evaporator, a freezing fan, a refrigerating evaporator, and a refrigerating fan, and the refrigerating evaporator blows cold air to the freezing chamber through the refrigerating fan, the refrigerating evaporator Cold air is blown to the refrigerating compartment by the refrigerating fan.

Compared with the prior art, the present invention provides the technical solution that the ice making evaporator communicates with the ice making compartment through an air inlet duct and a return air duct, and A part of the inlet air duct or a part of the return air duct of one of the inlet air duct and the return air duct is disposed in the refrigerating chamber, so that the refrigerator has a small loss of cooling capacity, and the ice making is further greatly improved. effectiveness.

DRAWINGS

1 is a schematic perspective view of a refrigerator with an ice making function according to a first embodiment of the present invention;

Figure 2 is a cross-sectional view showing a refrigerator with an ice making function in a first embodiment of the present invention;

3 is a perspective view of a refrigerator with an ice making function according to a second embodiment of the present invention;

Figure 4 is a cross-sectional view showing a refrigerator with an ice making function in a second embodiment of the present invention;

Fig. 5 is a perspective view showing a refrigerator having an ice making function in a third embodiment of the present invention.

detailed description

The invention will be described in detail below in conjunction with the specific embodiments shown in the drawings. However, the embodiments are not intended to limit the invention, and the structural, method, or functional changes made by those skilled in the art in accordance with the embodiments are included in the scope of the present invention.

In the description of the specific embodiments of the present invention, the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "bottom", "inside" The orientation or positional relationship of the indications such as "outside" is based on the orientation or positional relationship shown in the drawings, and is generally referred to as the normal use state of the refrigerator, and does not indicate that the pointed position or component must have a specific orientation.

As shown in FIGS. 1 and 2, the present invention provides a first preferred embodiment, which discloses a refrigerator with an ice making function, the refrigerator including a refrigerating chamber 10 for opening and closing the refrigerating chamber 10. The refrigerating compartment door 12, the freezing compartment 14, and the ice making compartment 16 provided in the refrigerating compartment door 12 are provided. The refrigerator also includes a freezer compartment door 18 for opening and closing the freezer compartment 14.

The refrigerator further includes an ice making evaporator compartment 20, an ice making fan 22 and an ice making evaporator 24 disposed in the ice making evaporator compartment 20, and the ice making evaporator 24 is formed by the inlet air duct and the return air duct. The ice compartments 16 are in communication, and the cold air at the ice making evaporator 24 is transferred to the ice making compartment 16 through the air inlet ducts via the air blowing duct 22, thereby supplying a cooling capacity to the ice making compartments 16 for ice making. The heat of the ice making compartment 16 is transferred back to the ice making evaporator compartment 20 through the return air duct, so that the heat of the ice making compartment 16 is taken away by the circulation of the wind. In the preferred embodiment, a part of the inlet air duct or part of the return air duct of one of the inlet air duct and the return air duct is provided in the refrigerating chamber 10. Specifically, a part of the intake air duct may be provided in the refrigerating compartment 10 or a part of the return air duct may be provided in the refrigerating compartment 10. The refrigerating compartment 10 is surrounded by the left side wall 30, the rear side wall 32, the right side wall 34 and the upper side wall 36, and a part of the air inlet duct is provided in the refrigerating compartment 10 or a part of the return air duct is set in the refrigerating compartment. In the chamber 10, instead of being disposed in the side wall of the refrigerating chamber 10, the amount of cold entering the ice making chamber 16 is prevented from being dissipated through the side wall of the refrigerating chamber 10, thereby greatly reducing the loss of the refrigerator and further greatly Improve the efficiency of ice making.

In the preferred embodiment, the connection position of the inlet duct and the ice making compartment 16 is located above the connection position of the return air duct and the ice making compartment 16.

In addition, the refrigerator further includes an ice maker 38 and an ice storage box 40 disposed in the ice making compartment 16, and the refrigerator compartment door 12 is provided with a passage 42 and a distributor that connect the outside of the ice storage box 40 and the refrigerator compartment door 12. 44, the distributor 44 is in communication with the passage 42. The ice produced by the ice maker 38 can fall into the ice bank 40 located below the ice maker 38, then through the passage 42 and finally through the dispenser 44 to the user container.

In the preferred embodiment, the refrigerator further includes a freezing evaporator 46, a freezing fan 48, a refrigerating evaporator 50, and a refrigerating fan 52. The refrigerating evaporator 46 blows cold air to the freezing compartment 14 through the freezing fan 48, and the refrigerating evaporator 50 passes through the refrigerating fan. 52 blowing cold air to the refrigerating compartment 10.

The inlet air duct includes a first section of the inlet duct 54 disposed in the refrigerating compartment 10 and a second section of the inlet duct 56 disposed on the refrigerating compartment door 12. The first section of the inlet duct 54 is connected to the air duct. The other end of the first section of the inlet duct 54 is provided with a first tuyere 60, one end of the second section of the inlet duct 56 is connected to the ice making compartment 16, and the other end of the second section of the inlet duct 56 is provided. Second tuyere 62. Wherein, when the refrigerating compartment door 12 is opened, the first tuyere 60 is separated from the second tuyere 62 such that the first section of the inlet duct 54 is disconnected from the second section of the inlet duct 56; when the refrigerating compartment door 12 is closed, A tuyere 60 is in contact with the second tuyere 62 to communicate the first section of the inlet duct 54 with the second section of the inlet duct 56, thereby passing the cold air at the ice making evaporator 24 through the first section through the ice making fan 22. The wind tunnel 54 and the second inlet air duct 56 are transferred to the ice making compartment 16 for ice making.

Specifically, the ice making evaporator compartment 20 is provided in the refrigerating compartment 10. Further, the ice making evaporator compartment 20 is disposed adjacent to the bottom 64 of the refrigerating compartment 10 and adjacent to the rear side wall 32 of the refrigerating compartment 10, and the first section of the inlet duct 54 is disposed substantially horizontally. Of course, the first inlet air duct 54 can also adopt other angle setting forms. In the preferred embodiment, the refrigerating compartment door 12 in which the ice making compartment 16 is disposed is disposed on the left side wall 30 of the refrigerating compartment 10, and the first section of the inlet duct 54 is disposed adjacent to the left side wall 30, thereby reducing the inlet duct The length further reduces the loss of cooling capacity.

In addition, the return air duct includes a first return air duct 66 disposed in the refrigerating chamber 10 and a second return air duct 68 disposed on the refrigerating chamber door 12, and the first return air duct 66 One end is connected to the ice making evaporator 24, and the other end of the first return air duct 66 is provided with a third tuyere 70. One end of the second section of the return air duct 68 is connected to the ice making compartment 16 and the second section is returned to the wind. The other end of the air duct 68 is provided with a fourth tuyere 72. When the refrigerating compartment door 12 is opened, the third tuyere 70 is separated from the fourth tuyere 72, so that the first section of the return air duct 66 and the second section of the return air duct 68 disconnected. When the refrigerating compartment door 12 is closed, the third tuyere 70 is in contact with the fourth tuyere 72 to communicate the first section of the return air duct 66 with the second section of the return air duct 68, thereby accommodating the ice making compartment 16 Heat is transferred back to the ice making evaporator chamber 20 through the first return air duct 66 and the second return air duct 68.

As shown in FIG. 3 and FIG. 4, the second preferred embodiment of the present invention is different from the first preferred embodiment in that the arrangement of the inlet air duct is different, and the refrigerator compartment and the freezing in this embodiment The chamber shares an evaporator, and the differences between the embodiment and the first embodiment will be specifically described below, and others will not be described in detail.

In this embodiment, the inlet air duct 74 is only provided in one section and is disposed in the refrigerating compartment 10, wherein one end of the inlet duct 74 is connected to the ice making evaporator 24, and the other end of the inlet duct 74 is provided with the first The fifth air outlet 76 and the ice making compartment 16 are provided with a sixth air outlet 78. When the refrigerating compartment door 12 is opened, the fifth tuyere 76 is separated from the sixth tuyere 78, so that the inlet duct 74 is separated from the ice making compartment 16; when the refrigerating compartment door 12 is closed, the fifth tuyere 76 and the sixth The tuyere 78 is oppositely connected to connect the intake air duct 74 and the ice making compartment 16 to transfer the cold air at the ice making evaporator 24 to the ice making compartment 16 through the air inlet duct 74 via the ice making fan. ice.

The inlet duct 74 is disposed adjacent to the left side wall 30 of the refrigerating compartment 10, and the inlet duct 74 is disposed at an angle to the horizontal direction. This shortens the length of the inlet duct 74, reduces the loss of cooling capacity, and further improves the cooling efficiency. In the preferred embodiment, the arrangement of the return air duct is the same as that of the first embodiment, and therefore will not be described in detail.

In the preferred embodiment, the refrigerating compartment 10 and the freezing compartment 14 share an evaporator. Specifically, the refrigerator includes a freezing evaporator 80, a freezing fan 82, and an air volume adjusting device (not shown). The freezing evaporator 80 supplies cold air to the refrigerating chamber 10 and the freezing chamber 14, and the air volume adjusting device is used to adjust the freezing fan 82 to be blown into the refrigerating chamber. The air volume of the chamber 10 and the freezing chamber 14.

As shown in FIG. 5, the third preferred embodiment of the present invention is provided. In the preferred embodiment, the arrangement of the inlet air duct is similar to that of the first embodiment. In addition, the arrangement and arrangement of the evaporator are the same as those of the first embodiment. The difference from the first preferred embodiment is that the arrangement of the return air ducts is different. The differences between the embodiment and the first embodiment will be specifically described below, and others will not be described in detail.

In the preferred embodiment, the return air duct also includes a first return air duct 84 disposed in the refrigerating chamber 10 and a second return air duct 86 disposed on the refrigerating chamber door 12, and the first implementation The difference is that the first return air duct 84 is disposed at an angle to the horizontal direction. The second section of return air duct 86 includes a first portion of return air duct 88 operatively separable or in communication with the first section of return air duct 84 and is in communication with the ice making compartment 16 and with the first portion of the return air duct The second portion of the return air duct 90 is disposed at an angle of 88.

Specifically, one end of the first portion of the return air duct 88 is in communication with the second portion of the return air duct 90, and the other end of the first portion of the return air duct 88 is provided with a seventh air outlet 92, and the first section of the return air duct 84 One end is in communication with the ice making evaporator 24, and the other end of the first return air duct 84 is provided with an eighth tuyere 94. When the refrigerating compartment door 12 is opened, the seventh tuyere 92 is separated from the eighth tuyere 94, so that the first section of the return air duct 84 is disconnected from the first portion of the return air duct 88; when the refrigerating compartment box door 12 is closed, The seven tuyeres 92 are in communication with the eighth tuyeres 94 to communicate the first section of return air ducts 84 with the first portion of the return air ducts 88.

It should be understood that, although the description is described in terms of embodiments, the embodiments are not intended to be construed as a single. The technical solutions in the embodiments may also be combined as appropriate to form other embodiments that can be understood by those skilled in the art.

The series of detailed descriptions set forth above are merely illustrative of the possible embodiments of the present invention, and are not intended to limit the scope of the present invention. Changes are intended to be included within the scope of the invention.

Claims

A refrigerator with an ice making function, the refrigerator comprising a refrigerating compartment, a refrigerating compartment door for opening and closing the refrigerating compartment, a freezing compartment, and an ice making compartment provided in the refrigerating compartment door, The refrigerator further includes an ice making evaporator compartment, an ice making fan and an ice making evaporator disposed in the ice making evaporator compartment, and the ice making evaporator passes through the inlet air duct and the return air wind The passage is in communication with the ice making compartment, and the cold air at the ice making evaporator is transmitted to the ice making compartment through the inlet air duct via an ice making fan, and the heat of the ice making compartment passes through The return air duct is transmitted back to the ice making evaporator compartment, and part of the inlet air duct or part of the return air duct of the air inlet duct and the return air duct is disposed in the refrigerating compartment in.
The refrigerator with ice making function according to claim 1, wherein the air inlet duct comprises a first section of the inlet duct disposed in the refrigerating compartment and a door provided in the refrigerating compartment a second air inlet duct, wherein one end of the first air inlet duct is connected to the ice making evaporator, and the other end of the first air inlet duct is provided with a first air outlet, the second One end of the segment air inlet duct is connected to the ice making compartment, and the other end of the second section air inlet duct is provided with a second tuyere, and when the refrigerating compartment box door is opened, the first tuyere and the second tuyere The tuyere is separated, and when the refrigerating compartment door is closed, the first tuyere is in contact with the second tuyere to connect the first section of the inlet duct and the second section of the inlet duct.
The refrigerator with ice making function according to claim 2, wherein the first section of the inlet air duct is substantially horizontally disposed.
The refrigerator with ice making function according to claim 1, wherein the return air duct comprises a first return air duct provided in the refrigerating chamber and a door provided in the refrigerating compartment a second-stage return air duct, wherein one end of the first-stage return air duct is connected to the ice-making evaporator, and the other end of the first-stage return air duct is provided with a third air outlet, One end of the second return air duct is connected to the ice making compartment, and the other end of the second return air duct is provided with a fourth tuyere, and when the refrigerating compartment door is opened, the third The tuyere is separated from the fourth tuyere, and when the refrigerating compartment box door is closed, the third tuyere is opposite to the fourth tuyere to connect the first section of the return air duct and the second section of return air The roads are connected.
The refrigerator with ice making function according to claim 4, wherein the second section of the return air duct comprises a first portion of the return air that is operatively separated or connected to the first section of the return air duct And a second partial return air duct connected to the ice making compartment and disposed at an angle to the first portion of the return air duct.
The refrigerator with ice making function according to claim 1, wherein one end of the inlet air duct is connected to the ice making evaporator, and the other end of the air inlet duct is provided with a fifth air outlet. The ice making compartment is provided with a sixth tuyere, and when the refrigerating compartment box door is opened, the fifth tuyere is separated from the sixth tuyere, and when the refrigerating compartment box door is closed, the fifth tuyere and the sixth tuyere The tuyes are oppositely connected to connect the inlet duct and the ice making compartment.
The refrigerator with ice making function according to claim 1, wherein a connection position of the air inlet duct and the ice making compartment is located in the return air duct and the ice making compartment Above the connection location.
The refrigerator with an ice making function according to claim 1, wherein the ice making evaporator compartment is provided in the refrigerating compartment.
The refrigerator with ice making function according to claim 1, wherein the refrigerator further comprises an ice maker and an ice storage box provided in the ice making compartment, wherein the refrigerator compartment door is provided An passage and a distributor that connect the ice storage box and the exterior of the refrigerating compartment door, the dispenser being in communication with the passage.
The refrigerator with an ice making function according to claim 1, wherein the refrigerator further comprises a refrigerating evaporator, a refrigerating fan, and an air volume adjusting device, wherein the refrigerating evaporator supplies cold air to the refrigerating chamber and the freezing chamber. The air volume adjusting device is configured to adjust an air volume that the freezing fan blows into the refrigerating chamber and the freezing chamber.
The refrigerator with an ice making function according to claim 1, wherein the refrigerator further comprises a refrigerating evaporator, a refrigerating fan, a refrigerating evaporator, and a refrigerating fan, and the refrigerating evaporator blows cold air to the refrigerating fan through the refrigerating fan The freezing compartment, the refrigerating evaporator blows cold air to the refrigerating compartment through the refrigerating fan.