CN110269561B - Spraying structure of dish-washing machine - Google Patents

Abstract

The invention discloses a spray structure of a dishwasher, comprising a first spray component disposed on the inner wall of the dishwasher and configured to communicate with a water distribution component; and a second spray component disposed in a washing chamber of the dishwasher It is connected to the water outlet end of the first spray assembly, and is configured to switch between a plurality of different spray positions; the spray arm is arranged inside the washing chamber of the dishwasher, and can be rotatably connected to the second spray position. The water outlet end of the spray assembly is connected; the second spray assembly includes at least two elastic assemblies in contact with the first spray assembly; the elastic assembly includes a first elastic part and a second elastic part fixedly connected with the first elastic part part; the second elastic part is arranged between the first elastic part and the first spray assembly, and is configured to connect with the first spray assembly; Switch between turning on the spray chamber and disconnecting the spray chamber. The invention can adjust the upper dish rack according to the actual situation, and greatly improves the use efficiency.

Description

A spray structure of a dishwasher

technical field

The invention belongs to the field of household appliances, in particular to a spray structure of a dishwasher.

Background technique

Existing household dishwashers have many sizes and specifications according to the number of tableware sets and installation methods. Among them, dishwashers of various specifications have different heights for placing tableware, and the space inside the liner is also restricted. In order to use the inside of the basket reasonably space to meet the washing requirements of tableware of different heights. In the prior art, the method of directly adjusting the height of the bowl and basket is usually used to meet the cleaning requirements of tableware of different heights. At the same time, the installation height of the spray arm is adjusted. An adjustment structure is provided between the arm and the liquid supply pipeline of the dishwasher to realize the adjustment of the installation height of the spray arm. The use of such upper shelves is becoming more common as the upper shelf can be lowered when in the upper shelf or raised when more vertical space is needed in the lower shelf.

The Chinese patent application number CN200980111616.3 discloses a dishwasher, comprising at least one dishwasher basket, wherein the dishwasher basket can be in at least two different height positions; a spray device to items to be washed, wherein the spray device is associated with the dishwasher basket; a hydraulic system for supplying washing liquid to the spray device; and a coupling, wherein the coupling has at least two An opening for providing a fluid conducting connection between the hydraulic system and the spray device at at least two different height positions and at least two inclined positions.

The Chinese patent with application number CN201610091661.9 discloses the field of dishwashers, and discloses a dishwasher water distributor assembly and a dishwasher, wherein the dishwasher water distributor assembly includes a water distributor for connecting with a spray arm The body and the connection seat for connecting the water supply pipe and the water distributor body, the connection seat includes a base plate with a water outlet and a first connection structure arranged on the side of the base plate, the water distributor body includes a slidable cover on the base plate and covers the outlet. The cover body of the water outlet, a connecting pipe connected to the cover body at one end, and a second connecting structure arranged on the side of the connecting pipe for extending and connecting the first connecting structure, the cover body has a concave cavity with a contour larger than that of the water outlet.

Although the above-mentioned prior art solves certain problems of spray height adjustment and proposes some solutions, there still exist that the adjustment structure is usually a combination of multiple parts, and the structure of each part is cumbersome, with too many connection relationships or matching relationships, and there are The production and assembly efficiency is low, and the waterway sealing is not strict.

Therefore, it is necessary to improve the deficiencies and defects of the existing technology, and to provide a device that can adjust the upper dish rack up and down in three gears according to the actual situation, so as to avoid the inability to wash due to the interference with the top of the inner tank and the lower dish rack. More tableware can greatly improve the use efficiency, save water, electricity and time, improve the user experience effect, and meet the differentiated use needs of users. The spray structure of the dishwasher.

The present invention has been made in view of this.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a dishwasher spray structure that can overcome the above problems or at least partially solve the above problems.

In order to solve the above-mentioned technical problems, the basic concept of the technical solution adopted in the present invention is: a spray structure of a dishwasher, comprising:

The first spray assembly is arranged on the inner wall of the dishwasher and is configured to communicate with the water distribution assembly;

The second spray assembly is arranged inside the washing chamber of the dishwasher and connected to the water outlet of the first spray assembly, and is configured to switch between a plurality of different spray positions;

The spray arm is arranged inside the washing chamber of the dishwasher, and is rotatably connected to the water outlet of the second spray assembly;

said

The second spray assembly includes at least two elastic assemblies in contact with the first spray assembly;

The elastic component includes a first elastic part and a second elastic part fixedly connected with the first elastic part;

The second elastic portion is disposed between the first elastic portion and the first spray assembly, and is configured to be connected to the first spray assembly;

Under the action of the first spray assembly, the first elastic part can switch between conducting the spray chamber and disconnecting the spray chamber.

Among them, the

The fixed connection between the first elastic part and the second elastic part is an integral molding structure;

Preferably, injection molding is performed between the first elastic portion and the second elastic portion;

More preferably, the first elastic part and the second elastic part are two-shot injection molding or secondary injection molding.

In one embodiment, the

The first elastic part is an elastic part;

Preferably, the first elastic part is elastic rubber or spring.

Furthermore, the

The contact end of the first spray component and the elastic component is a gradually narrowed conical structure toward the elastic component;

The conical structure is a partially closed structure in the circumferential direction of the axial extension direction of the first spray assembly;

Preferably, the conical structure is equally divided into several parts communicating with the spray chamber;

More preferably, the conical structure is divided into three equal parts.

In one embodiment, the

The contact surface between the conical structure and the elastic component is a smooth transition;

Preferably, the contact surface between the conical structure and the elastic component is arc-shaped.

At the same time, the

The second elastic portion is disposed toward the side of the first spray assembly, and is configured with a first guide unit that cooperates with the conical structure of the first spray assembly and plays a guiding role;

Preferably, the first guide unit is a groove corresponding to the conical structure;

More preferably, the grooves match the shape of the conical structure.

Further, the

The second elastic portion is disposed toward the side of the first elastic portion, and a second guide unit cooperates with the first elastic portion and plays a guiding role for the installation of the first elastic portion;

Preferably, the second guide unit is a protrusion arranged in the center of the second elastic portion, which is matched with the first elastic portion, and/or a groove that is placed on the outside of the first elastic portion;

More preferably, the protrusions are hemispherical.

Further, the said

The elastic assembly also includes a first connecting part and a second connecting part that fix and connect the first elastic part and the second elastic part; department;

the first connecting part is arranged on one side of the first elastic part and is connected with the first elastic part;

The second connecting portion is arranged on one side of the second elastic portion and is connected with the second elastic portion.

Still further, the

The first connection part is provided with a third guide unit which passes through the center of the first elastic part and plays a guiding role for the first elastic part when switching between the open state and the disconnected state;

The second connecting portion corresponds to the second elastic portion, and is provided with a through hole for passing through the conical structure of the first spray assembly.

In addition, the said

The spray arm is provided with a spray hole for spraying spray water and a booster turbine for spraying high-pressure water mist;

Preferably, the working range of the spray holes of the spray arm is larger than the working range of the turbocharger;

More preferably, at least one spray hole is provided at the outermost end of one side of the spray arm.

After adopting the above-mentioned technical scheme, the present invention has the following beneficial effects compared with the prior art:

1. The present invention can realize the three-speed adjustment of the dish rack according to the actual situation, avoid the inability to wash more tableware due to the interference with the top of the inner tank and the lower dish rack, greatly improve the use efficiency and save water and electricity and time to improve user experience;

2. The two-stage plug-in structure of the spray structure is adopted, and the sealing of the spray structure is realized by the elastic elastic components. The structure is simple and practical, the repeated service life is long, and the operation is convenient;

3. Set the conical structure at the contact end with the elastic component, which makes the installation process more convenient for users and plays a good guiding role;

4. A guide structure is set on the elastic component relative to the conical structure, which further enhances the convenient experience during the installation process;

5. The elastic component is composed of elastic components, which can switch between open and closed states under pressure;

6. The first elastic part and the second elastic part of the present invention are connected in a fixed way, the structure is more compact, the service life is further enhanced, and the device failure caused by the dislocation of the first elastic part and the second elastic part during use is avoided. Phenomenon;

7. The rotatable spray arm is arranged on the first spray component, which improves the cleaning effect of tableware in the dish rack and makes the cleaning process more three-dimensional and thorough;

8. A supercharger turbine is set on the rotatable spray arm to spray high-pressure spray, so that the remaining stains on the tableware can be effectively cleaned;

9. The working range of the spray holes of the spray arm is larger than the working range of the turbocharger, which effectively ensures the cleaning effect, so that the dish rack can be prevented from being damaged by the high-pressure spray under the action of the spray water.

The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Description of drawings

The accompanying drawings, as a part of the present invention, are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention, but do not constitute an improper limitation of the present invention. Obviously, the drawings in the following description are only some embodiments, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

In the attached image:

Fig. 1 is the structure schematic diagram of the dishwasher of the present invention;

FIG. 2 is a schematic side sectional view of the structure of the dishwasher of the present invention;

Fig. 3 is the enlarged schematic diagram of part A of the dishwasher structure of the present invention;

4 is a schematic diagram of an exploded view of the spray structure of the dishwasher of the present invention;

5 is a schematic diagram of an exploded view of the first spray assembly of the present invention;

6 is a schematic diagram of an exploded view of the second spray assembly of the present invention.

In the figure: 1. The first spray assembly; 101, the water inlet; 102, the water outlet; 103, the spray end; 104, the spray installation part; 105, the rotating unit; 2, the conical structure; 3, the second Spray assembly; 4, elastic assembly; 5, first elastic part; 6, second elastic part; 601, first guide unit; 602, second guide unit; 7, first connection part; 701, third guide unit 8. Second connecting part; 801. Through hole; 9. Sealing part; 10. Water distribution component; 1001. Water supply pipeline; 11. Dish rack; 12. Spray arm; Pressure turbine; 13. Spray cavity.

It should be noted that these drawings and written descriptions are not intended to limit the scope of the present invention in any way, but to illustrate the concept of the present invention to those skilled in the art by referring to specific embodiments.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention , but are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limiting the invention.

In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Fig. 1 is a half-section schematic view of the structure of the dishwasher of the present invention, wherein the dish rack 11 is omitted; Fig. 2 is a side sectional view of the structure of the dishwasher of the present invention, mainly showing the spray structure of the dishwasher; Fig. 3 It is an enlarged view of part A of the side sectional view of the dishwashing structure of the present invention, mainly showing the structure of the spray assembly; FIG. 4 is an exploded schematic diagram of the spray structure of the dishwasher according to the present invention; FIG. 5 is an exploded view of the first spray assembly 1 of the present invention. Schematic diagram; FIG. 6 is an exploded schematic diagram of the second spray assembly 3 of the present invention.

As shown in FIGS. 1 to 6 , the spray structure of a dishwasher according to the present invention includes a dishwasher main body; a dishwasher washing accommodating chamber, which is configured as a space for washing tableware, is located on the inner wall of the dishwasher. A first spray assembly 1 is provided, and a second spray assembly 3 is connected to the water outlet 102 of the first spray assembly 1. The second spray assembly 3 is configured to be used in the washing chamber according to actual needs. Switch between different spray positions inside the room; the water outlet 102 of the second spray assembly 3 is provided with a spray arm 12 and a dish rack 11, and the dish rack 11 is arranged on the upper part of the spray arm 12; A water distribution assembly 10 is disposed in the gap between the outer walls, which is configured to communicate with the water inlet 101 of the first spray assembly 1 and provide spray water for the first spray assembly 1 .

As shown in FIG. 2 to FIG. 3 , the second spray assembly 3 of the present invention is provided with an elastic assembly 4 inside the elastic assembly 4 . In the closed state, the elastic component 4 is in contact with the first spray component 1 and can be switched between the open state and the closed state under the action of the first spray component 1. In the present invention, three spray components are arranged in the second spray component 3. The elastic component 4 can be adjusted correspondingly by the user according to actual needs, thereby realizing the adjustment of the height of the dish rack 11 .

The present invention can realize the three-speed adjustment of the dish rack 11 according to the actual situation, avoids the inability to wash more tableware due to the interference with the top of the inner pot and the lower dish rack 11, greatly improves the use efficiency and saves water and electricity and time, improve the user experience effect; adopt the two-stage plug-in structure of the spray structure, and at the same time use the elastic elastic component 4 to realize the sealing of the spray structure, the structure is simple and practical, the repeated service life is long, and the operation is convenient.

Example 1

As shown in FIG. 1 to FIG. 6 , the spray structure of a dishwasher according to this embodiment includes a first spray component 1, which is arranged on the inner wall of the dishwasher and is configured to communicate with the water distribution component 10; The second spray assembly 3 is disposed inside the washing chamber of the dishwasher and connected to the water outlet 102 of the first spray assembly 1, and is configured to switch between a plurality of different spray positions; the second spray assembly The shower assembly 3 includes at least two elastic assemblies 4 in contact with the first spray assembly 1; the elastic assembly 4 includes an open state for conducting the spray chamber 13 and a closed state for disconnecting the spray chamber 13; the elastic assembly 4 is in the first Under the action of the spray assembly 1, it can be switched between the open state and the closed state.

Specifically, when the user adjusts the washing spray height of the dishwasher according to actual needs, install the second spray assembly 3 to the first spray assembly 1, and the first spray assembly 1 squeezes the second spray assembly The elastic component 4 inside 3 deforms the elastic component 4 and switches from the closed state to the open state.

At the contact end of the first spray component 1 and the elastic component 4, the side toward the elastic component 4 is a gradually narrowed conical structure 2, and the conical structure 2 is based on the axial direction of the water outlet 102 of the first spray component 1 as The axis is gradually narrowed from the water outlet direction of the first spray component 1. In this setting, during the installation process of the user, the conical structure 2 plays a certain guiding role, which is convenient for the user to install. The elastic component 4 is opposite to the conical structure 2. The guide structure is set up, which further enhances the convenient experience during the installation process.

In order to facilitate the conduction of spray water, in the present invention, the conical structure 2 is set as a partially closed structure along the circumferential direction of the axial direction of the water outlet end 102 of the first spray assembly 1. When the second spray assembly 3 is installed to the first spray assembly 1 After the spray assembly 1 is completed, water is supplied to the spray arm 12 through the water distribution assembly 10 , and the spray water can flow into the second spray assembly 3 from the partially enclosed structure.

As shown in FIG. 5 , in the spray structure of the dishwasher shown in the present invention, preferably, the conical structure 2 is divided into several parts that communicate with the spray cavity 13 ; more preferably, the conical structure 2 is divided into three equal parts, and in addition , the contact surface between the conical structure 2 and the elastic component 4 is a smooth transition, which further strengthens the role of installation guidance, while reducing frictional resistance, making the installation process smoother; preferably, the contact surface between the conical structure 2 and the elastic component 4 is circle.

Those skilled in the art can understand the conical structure 2 as other structures that facilitate the water outlet, and this embodiment is only a preferred special case.

Embodiment 2

As shown in FIG. 1 to FIG. 6 , this embodiment is a further limitation of the above-mentioned first embodiment. A dishwasher spray structure described in this embodiment includes a first spray assembly 1 and a second spray assembly 3 . The water distribution assembly 10 for supplying water to the first spray assembly 1, and the second spray assembly 3 are arranged inside the washing chamber of the dishwasher and connected to the water outlet 102 of the first spray assembly 1, and are configured to be able to operate in a plurality of Switch between different spray positions.

As shown in Figures 1 and 2, when larger tableware needs to be cleaned, a certain position of the dish rack 11 needs to be adjusted. The user can spray the first spray assembly 1 from the second spray according to actual needs. The assembly 3 is disassembled, and different heights are selected according to the actual situation, and then the first spray assembly 1 and the second spray assembly 3 are plugged together. In order to meet the needs of users, the present invention Three sets of elastic components 4 are set in the component 3. The height selection made by the user according to different needs is actually to select different elastic components 4 for plugging and matching with the first spray component 1. The elastic component 4 includes a conductive spray cavity. 13 is opened and the spray chamber 13 is disconnected from the closed state, the elastic component 4 is deformed under the extrusion of the first spray component 1, and switches between the open state and the closed state.

As shown in FIGS. 2 to 4 , a first elastic part 5 and a second elastic part 6 connected to the first elastic part 5 are arranged inside the elastic component 4 . In the embodiment, the first elastic part 5 is elastic Under the action of the first spray assembly 1, the second spray assembly 3 and the spray cavity 13 of the first spray assembly 1 are opened or closed, and the second elastic portion 6 is arranged on the first elastic portion 5 and the first spray chamber 13. Between the spray assemblies 1 , the contact with the conical structure 2 of the first spray assembly 1 plays a role of bearing the pressure of the conical structure 2 and also plays a role of protecting the first elastic part 5 .

When the first elastic part 5 is pressed by the first spray assembly 1, it is compressed and deformed, the spray cavity 13 between the first spray assembly 1 and the second spray assembly 3 is connected, and the cleaning process is started. The water distribution assembly 10 sends the spray water from the connected spray chamber 13 into the spray hole 1201 of the spray arm 12 to clean the tableware.

The present invention can realize the three-speed adjustment of the dish rack 11 according to the actual situation, avoids the inability to wash more tableware due to the interference with the top of the inner pot and the lower dish rack 11, greatly improves the use efficiency and saves water and electricity It adopts a two-stage plug-in structure of the spray structure, and at the same time adopts the elastic elastic component 4 to realize the sealing of the spray structure. The structure is simple and practical, the repeated service life is long, and the operation is convenient.

Embodiment 3

This embodiment is a further limitation of the second embodiment above. The elastic component 4 in this embodiment includes a first elastic portion 5 and a second elastic portion 6 connected to the first elastic portion 5; A shower assembly 1 can be switched between an open state and a closed state under the action of the conical structure 2; the second elastic part 6 is arranged between the first elastic part 5 and the first spray assembly 1, and is configured to be connected to the first Where the conical structures 2 of the shower assembly 1 meet; preferably, the first elastic portion 5 is an elastic component; more preferably, the first elastic portion 5 is an elastic rubber or a spring.

Embodiment 4

As shown in FIG. 1 to FIG. 6 , this embodiment is a further limitation of any one of the above-mentioned embodiments 1 to 3. The spray structure of the dishwasher in this embodiment includes a first spray assembly 1 and a In the second spray assembly 3, an elastic assembly 4 is arranged inside the second spray assembly 3, and the elastic assembly 4 further includes a first elastic part 5 and a second elastic part 6 connected with the first elastic part 5; An elastic part 5 can be switched between the open state and the closed state under the action of the conical structure 2 of the first shower assembly 1; the second elastic part 6 is arranged between the first elastic part 5 and the first spray assembly 1, It is configured to connect with the conical structure 2 of the first spray assembly 1 .

In this embodiment, in order to make it more convenient for users to install the first shower assembly 1 and the second shower assembly 3 , the second elastic portion 6 in the elastic assembly 4 is disposed toward the side of the first shower assembly 1 . The first guide unit 601 that matches the shape of the conical structure 2 of the first spray assembly 1 and facilitates the introduction of the conical structure 2; For the outward expansion, preferably, the expansion angle is adapted to the narrowing angle of the conical structure 2, so as to play a better guiding role.

When the user installs and cooperates with the first spray assembly 1 and the second spray assembly 3 , the cone structure 2 at the front end of the first spray assembly 1 is under the action of the first guide unit 601 in the second spray assembly 3 , more It is good to make the two fit together, so as to realize the communication of the spray chamber 13 .

Embodiment 5

As shown in FIG. 1 to FIG. 6 , this embodiment is a further limitation of any one of the above-mentioned embodiments 1 to 4. The dishwasher spray structure of this embodiment is based on the above-mentioned embodiment. , a second guide unit 602 is arranged on the side of the second elastic part 6 toward the first elastic part 5, which cooperates with the first elastic part 5 and plays a guiding role for the installation of the first elastic part 5; when the first elastic part 5 and the second elastic part 6 play a certain guiding role when installed together.

Preferably, the second guide unit 602 is a protrusion that passes through or partially passes through the center of the second elastic portion 6 and is matched with the first elastic portion 5, and/or, a ring placed outside the first elastic portion 5. groove;

More preferably, the protrusion is a hemispherical protrusion.

Embodiment 6

As shown in FIG. 1 to FIG. 6 , this embodiment is a further limitation of any one of the above-mentioned embodiments 1 to 5. The spray structure of the dishwasher in this embodiment includes a first spray assembly 1 , The second spray assembly 3 and the water distribution assembly 10, the water distribution assembly 10 is arranged in the gap between the inner wall and the outer wall of the dishwasher, is configured to communicate with the water inlet 101 of the first spray assembly 1, and is the first spray Component 1 provides the component for spraying water.

The second shower assembly 3 includes an elastic assembly 4, and the elastic assembly 4 includes a first elastic portion 5 and a second elastic portion 6 connected to the first elastic portion 5; the first elastic portion 5 is located in the first shower assembly 1 Under the action of the conical structure 2, it can be switched between the open state and the closed state; the second elastic part 6 is arranged between the first elastic part 5 and the first spray assembly 1, and is configured to be connected with the first spray assembly 1. Where the cone structure 2 meets.

As shown in FIG. 2 to FIG. 4 , the elastic assembly 4 in this embodiment further includes a first connecting part 7 and a second connecting part 8 for fixing and connecting the first elastic part 5 and the second elastic part 6 , and The sealing part 9 is arranged between the first connecting part 7 and the second connecting part 8 and plays a sealing role.

The first elastic part 5 and the second elastic part 6 are arranged between the first connecting part 7 and the second connecting part 8 , and the first connecting part 7 is arranged on one side of the first elastic part 5 and connected with the first elastic part 5 The second connecting part 8 is arranged on one side of the second elastic part 6 and is connected with the second elastic part 6; the sealing part 9 produces a sealing effect on the first connecting part 7 and the second connecting part 8, and is preferably a rubber material.

Embodiment 7

As shown in FIGS. 1 to 6 , this embodiment is a further limitation of the sixth embodiment. The elastic component 4 in this embodiment includes a first elastic portion 5 and a second elastic portion 6 connected to the first elastic portion 5 . The first elastic part 5 can be switched between the open state and the closed state under the action of the conical structure 2 of the first spray assembly 1; the second elastic part 6 is arranged between the first elastic part 5 and the first spray assembly 1 It is configured to connect with the conical structure 2 of the first shower assembly 1 .

In addition, the elastic component 4 also includes a first connecting portion 7 and a second connecting portion 8 that serve to fix and connect the first elastic portion 5 and the second elastic portion 6 , and a first connecting portion 7 and a second connecting portion 8 provided on the first connecting portion 7 and the second connecting portion. 8, the sealing part 9 that plays a sealing role; the first connecting part 7 is arranged on the side of the first elastic part 5 and is connected with the first elastic part 5; the second connecting part 8 is arranged on the side of the second elastic part 6 , and is connected with the second elastic part 6 .

In order to ensure the service life of the elastic component 4 and strengthen its structure, in this embodiment, the first connecting part 7 is provided with a center of the first elastic part 5 that passes through the center of the first elastic part 5 and is switched between the open state and the disconnected state of the first elastic part 5 The third guide unit 701 , which plays a guiding role, the third guide unit 701 ; the second connecting portion 8 corresponds to the second elastic portion 6 , and is provided with a through hole 801 for passing through the conical structure 2 of the first spray assembly 1 .

In the present invention, the conical structure 2 is arranged at the contact end of the elastic component 4, which makes the installation process more convenient for users and has a good guiding effect; the elastic component 4 is provided with a guiding structure relative to the conical structure 2, which further strengthens the Convenient experience; at the same time, the elastic component 4 is composed of elastic components, which can switch between the open and closed states under pressure.

Embodiment 8

As shown in FIG. 1 to FIG. 6 , this embodiment is a further limitation of any one of the above-mentioned Embodiments 1 to 7. The spray structure of a dishwasher described in this embodiment includes a first spray The shower assembly 1 is disposed on the inner wall of the dishwasher and is configured to communicate with the water distribution assembly 10 ; the second spray assembly 3 is disposed inside the washing chamber of the dishwasher and is connected to the water outlet 102 of the first spray assembly 1 , configured to switch between a plurality of different spraying positions; the second spraying component 3 includes at least two elastic components 4 in contact with the first spraying component 1 .

The elastic assembly 4 in this embodiment includes a first elastic portion 5 and a second elastic portion 6 fixedly connected to the first elastic portion 5 ; the second elastic portion 6 is disposed on the first elastic portion 5 and the first shower assembly 1 It is configured to connect with the first spray assembly 1 ; the first elastic portion 5 can switch between conducting the spray chamber 13 and disconnecting the spray chamber 13 under the action of the first spray assembly 1 .

Further, in this embodiment, the fixed connection between the first elastic portion 5 and the second elastic portion 6 is an integral molding structure, and the integral molding structure.

Preferably, injection molding is performed between the first elastic portion 5 and the second elastic portion 6 .

More preferably, the injection molding of the present invention is two-color injection molding or secondary injection molding. superior.

Embodiment 9

As shown in FIG. 1 to FIG. 6 , this embodiment is a further limitation of any one of the above-mentioned embodiments 1 to 8. The spray structure of a dishwasher according to this embodiment includes a first spray The component 1 is arranged on the inner wall of the dishwasher and is configured to communicate with the water distribution component 10; the second spray component 3 is arranged inside the washing chamber of the dishwasher and is connected to the water outlet 102 of the first spray component 1, It is configured to switch between a plurality of different spray positions; the spray arm 12 is arranged inside the washing chamber of the dishwasher and is rotatably connected to the water outlet 102 of the second spray assembly 3; The second spray assembly 3 includes at least two elastic assemblies 4 in contact with the first spray assembly 1 ; the elastic assembly 4 includes a first elastic portion 5 and a second elastic portion 6 fixedly connected to the first elastic portion 5 ; The elastic portion 6 is arranged between the first elastic portion 5 and the first shower assembly 1 , and is configured to connect with the first shower assembly 1 ; It is possible to switch between turning on the spray chamber 13 and disconnecting the spray chamber 13 .

As shown in FIGS. 1 and 2 , the spray arm 12 in this embodiment is rotatably disposed at the water outlet 102 of the second spray assembly 3 . When the spray water flows from the spray cavity 13 to the spray arm 12 At this time, the spray arm 12 rotates to spray the spray water to the tableware in the dish rack 11 .

Further, in order to spray water from the spray arm 12, a spray hole 1201 is provided on the spray arm 12, and the spray hole 1201 is arranged outward from the center of the spray arm 12. During the cleaning process, some tableware is The stains on the tableware are relatively stubborn, so it needs a certain high pressure of water vapor or water mist to remove them. In the present invention, a booster turbine 1202 is added to the spray arm 12, which can spray high-pressure water mist to remove the stubborn residue on the tableware. Stains are high pressure rinsed.

The present invention can realize the three-speed adjustment of the dish rack 11 according to the actual situation, avoids the inability to wash more tableware due to the interference with the top of the inner pot and the lower dish rack 11, greatly improves the use efficiency and saves water and electricity and time, improve the user experience effect; the first elastic part 5 and the second elastic part 6 are connected in a fixed way, the structure is tighter, the service life is further enhanced, and at the same time, the first elastic part 5 and the second elastic part 6 in use are avoided. The dislocation of the elastic part 6 leads to the phenomenon that the device fails; the rotatable spray arm 12 is arranged on the first spray assembly 1, which improves the cleaning effect of the tableware in the dish rack 11, making the cleaning process more three-dimensional and thorough; The rotatable spray arm 12 is provided with a booster turbine 1202 to spray high-pressure spray, so that the stains remaining on the tableware can be effectively cleaned.

Embodiment ten

As shown in FIGS. 1 to 6 , this embodiment is a further limitation of the above-mentioned ninth embodiment. The spray structure of the dishwasher in this embodiment includes a first spray assembly 1 , a second spray assembly 3 and a rotatable spray assembly. The spray arm 12 disposed at the water outlet 102 of the second spray assembly 3, the spray arm 12 is provided with a spray hole 1201 for spraying spray water and a booster turbine 1202 for spraying high-pressure water mist; as a preferred Specifically, the working range of the spray hole 1201 of the spray arm 12 is larger than the working range of the turbocharger 1202 ; as more preferably, at least one spray hole 1201 is provided at the outermost end of one side of the spray arm 12 .

When the high-pressure water mist washes the residual materials on the tableware, due to the high pressure, long-term use will cause certain damage to the tableware. The working range is set larger than the working range of the supercharger turbine 1202, and the working range of the spray hole 1201 of the spray arm 12 is larger than the working range of the supercharger turbine 1202, which effectively ensures the cleaning effect, and makes the dish rack 11 in the spray water. Under the action, avoid being damaged by high pressure spray.

Embodiment 11

As shown in FIG. 1 to FIG. 6 , this embodiment is a further limitation of any one of the above-mentioned embodiments 1 to 10. The spray structure of a dishwasher according to this embodiment includes a first spray The component 1 is arranged on the inner wall of the dishwasher and is configured to communicate with the water distribution component 10; the second spray component 3 is arranged inside the washing chamber of the dishwasher and is connected to the water outlet 102 of the first spray component 1, It is configured to switch between a plurality of different spray positions; the spray arm 12 is arranged inside the washing chamber of the dishwasher and is rotatably connected to the water outlet 102 of the second spray assembly 3; A spray assembly 1 includes a rotating unit 105, and the first spray assembly 1 can twist around the rotating unit 105; the second spray assembly 3 includes at least two elastic assemblies 4 in contact with the first spray assembly 1; the elastic assembly 4 It includes a first elastic part 5 and a second elastic part 6 fixedly connected with the first elastic part 5; the second elastic part 6 is arranged between the first elastic part 5 and the first shower assembly 1, and is configured to Where a spray assembly 1 is connected; under the action of the first spray assembly 1 , the first elastic portion 5 can switch between conducting the spray chamber 13 and disconnecting the spray chamber 13 .

As shown in FIG. 5 , the first shower assembly 1 of the present invention further includes a shower installation portion 104 that is fixedly connected to the inner wall of the dishwasher. The shower installation portion 104 is arranged on the inner wall of the dishwasher and is connected to the water distribution assembly 10 . A rotating unit 105 is provided on the shower installation part 104, and the rotating unit 105 is close to the side of the dishwasher.

Preferably, the rotating unit 105 can be twisted around the spray mounting portion 104;

More preferably, the rotating unit 105 can be twisted around the shower mounting portion 104 by 0°˜15°.

The first spray assembly 1 further includes a spray end 103 connected to the spray installation portion 104. The spray end 103 and the spray installation portion 104 are detachably connected. More preferably, the spray end 103 is connected to the spray The mounting portion 104 is a screw connection.

When the user needs the dish rack 11 to incline at a certain angle to meet his cleaning needs, the rotating unit 105 can be twisted. The rotating unit 105 has a certain "memory" function, and is willing to lock according to the twisted angle of the user.

A twistable rotating unit 105 is provided in the first spray assembly 1, so that the adaptability of the spray structure is further enhanced, and a certain spray angle can be adjusted according to the actual situation, which is more user-friendly.

Embodiment 12

As shown in FIG. 1 to FIG. 6 , this embodiment is a further limitation of any one of the above-mentioned embodiments 1 to 11. The dishwasher of this embodiment includes the above-mentioned dishwashing The water distribution component 10 is connected to the water inlet 101 of the first spray component 1, and is configured as a component that provides spray water for the first spray component 1; The water supply pipeline 1001 between the outer walls, and the water supply unit connected with the water supply pipeline 1001; more preferably, it also includes a dish rack 11, which is arranged on the upper part of the second water spray assembly and is configured to be connected with the second water spray assembly ; Still preferably, the dishwasher is a cabinet-type dishwasher.

Although the present invention does not further describe the connection relationship between the first spray assembly 1 and the second spray assembly 3, those skilled in the art can judge based on experience that the first spray assembly 1 and the second spray assembly 3 in the present invention are The fixed connection between the second spray assemblies 3 and how to prevent relative movement or rotation therebetween are common technical means in the field. For example, setting the first spray assembly 1 and the second spray assembly 3 between Therefore, the present invention is actually an invention of how to realize the communication between the spray chamber 13 between the first spray assembly 1 and the second spray assembly 3 .

In the description provided herein, numerous specific details are set forth. It will be understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Similarly, it is to be understood that in the above description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together into a single embodiment, figure, or its description. This disclosure, however, should not be construed as reflecting an intention that the invention as claimed requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the Detailed Description are hereby expressly incorporated into this Detailed Description, with each claim standing on its own as a separate embodiment of this invention.

All features disclosed in this specification (including accompanying claims, abstract and drawings) and any method so disclosed may be employed in any combination unless at least some of such features and/or procedures or elements are mutually exclusive. All processes or units of equipment are combined. Each feature disclosed in this specification (including accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise.

Furthermore, those skilled in the art will appreciate that although some of the embodiments described herein include certain features, but not others, included in other embodiments, that combinations of features of different embodiments are intended to be within the scope of the invention within and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination.

It should be noted that the above-described embodiments illustrate rather than limit the invention, and that alternative embodiments may be devised by those skilled in the art without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. In a unit claim enumerating several means, several of these means may be embodied by one and the same item of hardware. The use of the words first, second, and third, etc. do not denote any order. These words can be interpreted as names.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Within the scope of the technical solution of the present invention, personnel can make some changes or modifications to equivalent examples of equivalent changes by using the above-mentioned technical content, but any content that does not depart from the technical solution of the present invention is based on the technical solution of the present invention. Substantially any simple modifications, equivalent changes and modifications made to the above embodiments still fall within the scope of the solutions of the present invention.

Claims (9)

1. A spray structure for a dishwasher, comprising, The first spray assembly (1) is disposed on the inner wall of the dishwasher, and is configured to communicate with the water distribution assembly (10); The second spray assembly (3) is arranged inside the washing chamber of the dishwasher, is connected to the water outlet of the first spray assembly (1), and is configured to switch between a plurality of different spray positions; The spray arm is arranged inside the washing chamber of the dishwasher, and is rotatably connected to the water outlet of the second spray assembly (3); It is characterized in that: the second spray assembly (3) includes at least two elastic assemblies (4) in contact with the first spray assembly (1); The contact end of the first spray component (1) and the elastic component (4) is a gradually narrowed conical structure (2) on the side toward the elastic component (4); the conical structure (2) is in the first spray component (1) The circumferential direction of the axial extension direction is a partially closed structure; The elastic component (4) comprises a first elastic part (5) and a second elastic part (6) fixedly connected with the first elastic part (5); The second elastic portion (6) is arranged between the first elastic portion (5) and the first shower assembly (1), and is configured to be in contact with the first shower assembly (1); The first elastic portion (5) can be switched between conducting the spray chamber (13) and disconnecting the spray chamber (13) under the action of the first spray assembly (1); A first guide unit (601) that cooperates with the conical structure (2) of the first shower assembly (1) and plays a guiding role is arranged on the second elastic portion (6) toward the side of the first shower assembly (1). ; The second elastic part (6) is arranged toward the side of the first elastic part (5), and is matched with the first elastic part (5) and plays a guiding role for the installation of the first elastic part (5). unit(602); The elastic assembly (4) further comprises a first connecting part (7) and a second connecting part (8) that fix and connect the first elastic part (5) and the second elastic part (6); between the first connecting part (7) and the second connecting part (8), a sealing part (9) that acts as a seal; The first connecting part (7) is provided with a third guiding unit (701) passing through the center of the first elastic part (5) and guiding the first elastic part (5) when the opening state and the disconnecting state are switched. 2 . The shower structure of a dishwasher according to claim 1 , wherein the fixed connection between the first elastic portion ( 5 ) and the second elastic portion ( 6 ) is an integral molding structure. 3 . 3 . The shower structure of a dishwasher according to claim 1 , wherein the first elastic part ( 5 ) is an elastic part. 4 . 4 . The spray structure of a dishwasher according to claim 1 , wherein the conical structure ( 2 ) is equally divided into several parts that communicate with the spray cavity ( 13 ). 5 . 5 . The spray structure of a dishwasher according to claim 1 , wherein the contact surface between the conical structure ( 2 ) and the elastic component ( 4 ) is a smooth transition. 6 . 6 . The spray structure of a dishwasher according to claim 1 , wherein the first guide unit ( 601 ) is a groove corresponding to the conical structure ( 2 ). 7 . 7 . The shower structure of a dishwasher according to claim 1 , wherein the first connecting portion ( 7 ) is arranged on one side of the first elastic portion ( 5 ), and is connected with the first elastic portion. 8 . (5) Connection; the second connection part (8) is arranged on one side of the second elastic part (6) and connected with the second elastic part (6). 8 . The spray structure of a dishwasher according to claim 7 , wherein the second connecting portion ( 8 ) corresponds to the second elastic portion ( 6 ), and is provided with a first spray component for passing through the first spray component. 9 . (1) The through hole (801) of the conical structure (2). 9. The spray structure of a dishwasher according to any one of claims 1-8, wherein the spray arm is provided with a spray hole for spraying spray water and a high-pressure water mist. supercharged turbo.

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