CN217696509U - Detergent feeding device and dish washing machine - Google Patents

Abstract

The utility model provides a detergent dispensing device, including strorage device, strorage device includes: the shell is internally provided with a cavity for placing the liquid storage box; the conduction structure is arranged in the cavity and used for conducting the liquid storage box and the outside of the shell; the holding structure comprises a spring and a pressing plate which are sequentially arranged between the inner wall of the cavity and the liquid storage box. The utility model discloses a set up retaining structure and conduction structure in strorage device, make the detergent put in the device in the use, can directly change the stock solution box in the cavity, or add the detergent after taking out empty stock solution box, make the interpolation of detergent more simple and convenient, simultaneously, can also guarantee the stability of stock solution box installation. The utility model also provides a dish washer of installing above-mentioned detergent input device.

Description

Detergent feeding device and dish washing machine

Technical Field

The utility model belongs to the technical field of kitchen appliance, concretely relates to detergent input device still relates to a install dish washer of this detergent input device.

Background

A dishwasher is an apparatus for automatically cleaning dishes, such as dishes, chopsticks, dishes, knives, forks, etc., and recently, a dishwasher having an automatic control function is more and more popular with consumers because of its convenience in use.

However, when the detergent is added to the dishwasher, the detergent is generally added in a manual mode, namely, before the dishwasher is started, the detergent needs to be added manually by a user, and the detergent adding mode is not easy to control the dosage of the detergent added to the dishwasher every time, and is troublesome in material adding, so that the use experience of the user is seriously influenced. Some dish washing machines are also provided with automatic putting devices in the market, and a certain amount of detergent is stored in the putting devices in advance by arranging the liquid storage box on the putting devices, so that subsequent putting is convenient. However, the dispensing device still has the problems of difficult detergent addition, undetachable liquid storage box and the like.

Therefore, designing a detergent feeding device which can reduce the number of times of adding detergent, ensure a simple structure and facilitate adding becomes a technical problem to be solved by technical personnel in the field.

In view of this special the utility model is put forward.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, a device is put in to detergent is provided, through set up retaining structure and conducting structure in strorage device, make the detergent put in the device in the use, can directly change the stock solution box in the cavity, simultaneously, can be convenient for the user to add the detergent in the empty stock solution box, can also guarantee the installation stability of stock solution box, overcome among the prior art because of the detergent adds the problem that user experience is poor that the difficulty caused.

In order to solve the technical problem, the utility model adopts the following basic concept:

a detergent delivery device comprising a storage device, the storage device comprising:

the shell is internally provided with a cavity for placing the liquid storage box;

the conduction structure is arranged in the cavity and used for conducting the liquid storage box and the outside of the shell;

the holding structure comprises a spring and a pressing plate which are sequentially arranged between the inner wall of the cavity and the liquid storage box.

Further, the conducting structure and the retaining structure are respectively arranged on two opposite sides of the cavity.

Further, the liquid storage box is set to be a hard box or a soft box;

the holding structure presses the soft case to deform toward the conducting structure.

Further, the housing includes:

the top of the first shell is provided with an opening, and the conducting structure is arranged on the inner wall of the bottom of the first shell;

the second shell is arranged in the first shell in a drawable mode, and a notch corresponding to the conducting structure is formed in the bottom of the second shell.

Further, the liquid storage box is placed in the second shell in an inverted mode;

the inner wall of the bottom of the second shell is provided with a limiting groove corresponding to the bottle mouth of the liquid storage box, and the notch is arranged at the bottom of the limiting groove.

Furthermore, the left and right sides of second casing is provided with the slide rail that extends along the pull direction, is provided with on the inner wall of first casing with slide rail complex spout, the slide rail is installed in the spout.

Further, a storage opening for accommodating the liquid storage box is formed in the front end of the second shell;

the bottom of the front end of the second shell is provided with a limiting plate, and the storage opening is formed in the upper portion of the limiting plate.

The guide post is arranged in the second shell and penetrates through the pressing plate along the vertical direction, and the upper end and the lower end of the guide post are respectively connected to the inner wall of the second shell;

the guide posts are uniformly arranged along the width direction of the second shell to divide the interior of the second shell into a plurality of storage positions for storing the liquid storage boxes, and the plurality of conduction structures are arranged corresponding to the storage positions;

further, the springs are arranged in a plurality of numbers, and the springs are sleeved on the guide posts respectively.

The utility model also discloses a dish washer of installing above-mentioned detergent input device, including the box with set up at the inside washing cavity of box, through the draw-out device intercommunication between conduction structure and the washing cavity.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has:

1. the utility model discloses a set up retaining structure and conduction structure in strorage device, make the detergent put in the device in the use, can directly change the stock solution box in the cavity, can be convenient for the user adds the detergent to the stock solution box in the sky, can also guarantee the stability of stock solution box installation to improve user's use and experience, simultaneously, can guarantee that this detergent puts in simple structure, with low costs of device.

2. The utility model discloses a set up the spacing groove on the diapire of second casing, can improve the location effect of stock solution box, improve the installation effectiveness and the installation accuracy of stock solution box, further improve user's result of use.

The following describes embodiments of the present invention in further detail with reference to the attached drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, the illustrative embodiments and the description of the invention serve to explain the invention without unduly limiting the invention. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a schematic view of the overall structure of a detergent dispensing device according to an embodiment of the present invention;

fig. 2 is a schematic view of the internal structure of the water pan in the embodiment of the present invention;

FIG. 3 is a front view of an embodiment of the storage device of the present invention;

fig. 4 isbase:Sub>A schematic view of the embodiment of the present invention at the sectionbase:Sub>A-base:Sub>A in fig. 2;

fig. 5 is a schematic structural view of the storage device during the drawing process of the second housing according to the embodiment of the present invention;

FIG. 6 is a schematic view of the internal structure of the storage device during the drawing of the second housing according to the embodiment of the present invention;

fig. 7 is a schematic view of an assembly structure of the liquid storage box and the second housing in the embodiment of the present invention;

fig. 8 is a schematic view of the internal structure of the second housing in the embodiment of the present invention;

fig. 9 is an enlarged schematic structural view of a point a in fig. 7 according to the embodiment of the present invention;

fig. 10 is a schematic diagram of an internal structure of the first housing according to an embodiment of the present invention.

Description of the main elements in the figures:

100. a storage device; 101. a first housing; 1011. a chute; 1012. an opening; 102. a second housing; 1021. a limiting plate; 1022. a handle; 1023. a slide rail; 1024. a notch; 1025. a limiting groove; 103. a conducting structure; 104. a liquid storage box; 105. a cavity; 106. pressing the plate; 107. a guide post; 108. a spring; 200. an extraction device; 201. a negative pressure module; 202. an extraction line; 203. extruding a pipeline; 301. a water pan; 302. a detergent outlet; 400. a controller; 500. a circulation pump; 501. a water inlet end; 502. and (5) a water outlet end.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not 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", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example one

As shown in fig. 1 to 10, in the embodiment of the present invention, a detergent dispensing device is described, which includes a storage device 100 and an extraction device 200, wherein the storage device 100 is used for storing detergent in advance, and the extraction device 200 is communicated with the storage device 100 and used for extracting a certain amount of detergent from the storage device 100 according to a control program for dispensing.

In this embodiment, the detergent is a liquid detergent.

As shown in fig. 3 to 10, the storage device 100 includes a housing, a cavity 105 is disposed in the housing for accommodating the liquid storage box 104, and a conduction structure 103 is disposed in the cavity 105. The conducting structure 103 is tubular, one end of the conducting structure 103 is fixed on the inner wall of the cavity 105, and the other end extends into the cavity 105. In this embodiment, the conducting structure 103 is installed on the inner wall of the bottom of the cavity 105, the bottom end of the conducting structure 103 is connected to the inner wall of the cavity 105 and penetrates through the inner wall of the cavity 105 to be communicated with the input end of the extracting device 200 outside the housing, and the top end of the conducting structure 103 is configured to be a needle point shape and extends toward the inside of the cavity 105.

The bottleneck department of liquid storage box 104 is provided with the conduction valve, the conduction valve is including installing the valve body in liquid storage box 104 bottleneck department and being used for opening and close the case of liquid storage box 104 bottleneck, still includes the elastic component that makes the case keep in the closed position. When the liquid storage box 104 is installed in the cavity 105, the conduction structure 103 presses the valve core of the conduction valve against the interior of the liquid storage box 104, so that the elastic part of the conduction valve is compressed, the valve core is switched to an opening position, and at the moment, the liquid storage box 104 is communicated with the extraction device 200 through the conduction structure 103. When the liquid storage box 104 is taken out, the conduction structure 103 is separated from the conduction valve, the valve core of the conduction valve is restored to the closing position under the action of the elastic piece, and the liquid storage box 104 is closed.

In this embodiment, a sealing member is further disposed between the conducting structure 103 and the valve body of the conducting valve to prevent the detergent from flowing out from a gap between the conducting structure 103 and the conducting valve when the conducting valve is opened.

In this embodiment, after the detergent in the liquid storage box 104 runs out, the user can take out the liquid storage box 104, take off the conduction valve at the bottleneck of the liquid storage box 104, add the detergent in the liquid storage box 104, make the addition of detergent more convenient.

Preferably, in this embodiment, the storage device 100 can be configured with a plurality of storage boxes 104. When the detergent in the liquid storage box 104 in the storage device 100 is used up, the liquid storage box 104 in the storage device 100 can be directly replaced by the full liquid storage box 104, so that the adding efficiency is improved, and the using effect of a user is improved. The user may add detergent to the plurality of empty reservoirs 104 at the user's leisure.

In this embodiment, the conduction valve is in threaded connection with the opening of the liquid storage box 104. Preferably, the user can directly purchase the detergent with external screw thread at the bottleneck of the packing box of detergent, when changing, directly take off the conduction valve at the bottleneck of the liquid storage box 104 and install at the bottleneck of the detergent packing box, and the detergent packing box is used as the liquid storage box 104 and is directly placed in the cavity.

In this embodiment, a holding structure is further disposed in the cavity 105, and the holding structure includes a spring 108 and a pressing plate 106 sequentially disposed between an inner wall of the cavity 105 and the liquid storage box 104, and is used for holding the liquid storage box 104 in the cavity 105.

In this embodiment, the liquid storage box 104 can be set up to the stereoplasm box, and at this moment, the retaining structure only plays limiting displacement to the liquid storage box 104, compresses tightly the liquid storage box 104 between the pressure plate 106 and the cavity 105 inner wall.

Or, the liquid storage box 104 also can set up to soft box, and at this moment, the retaining structure not only can play limiting displacement to the liquid storage box 104, and, along with the detergent in the liquid storage box 104 is taken out, the spring 108 of retaining structure extends gradually, makes to support the pressure plate 106 extrusion soft box to produce the deformation to the conducting structure 103 side, makes and remains great pressure all the time in the liquid storage box 104, convenient extraction, simultaneously, can make the detergent in the liquid storage box 104 be taken out by whole.

As shown in fig. 4 to 10, the housing includes a first housing 101 and a second housing 102. In this embodiment, the first casing 101 is configured in a rectangular parallelepiped shape, the top of the first casing 101 is provided with an opening 1012, the bottom inner wall of the first casing 101 is provided with the conducting structure 103, and the top of the conducting structure 103 extends vertically upward, that is, the conducting structure 103 extends from the bottom inner wall of the first casing 101 toward the opening 1012. The second housing 102 is adapted to the first housing 101, and is disposed in the first housing 101 in a drawable manner, and the liquid storage box 104 is disposed in the second housing 102. The bottom of the second housing 102 is provided with a notch 1024 corresponding to the conducting structure 103, the second housing 102 is placed into the first housing 101 from the opening 1012 at the top of the first housing 101, and in the process of placing the second housing 102, the conducting structure 103 on the first housing 101 penetrates through the bottom wall of the second housing 102 from the notch 1024 at the bottom of the second housing 102 and is conducted with the liquid storage box 104 in the second housing 102.

Preferably, in this embodiment, the reservoir 104 is placed upside down in the second housing 102. That is, the bottle opening of the liquid storage box 104 is arranged downward, the notch 1024 on the second housing 102 corresponds to the bottle opening of the liquid storage box 104, and the conduction structure 103 is conducted with the liquid storage box 104 from the bottle opening of the liquid storage box 104.

Preferably, in this embodiment, a limiting groove 1025 corresponding to the bottle opening of the liquid storage box 104 is further disposed on the bottom wall of the second housing 102. When the liquid storage box 104 is placed into the second shell 102, the bottle opening of the liquid storage box 104 is at least partially inserted into the limiting groove 1025 at the bottom of the second shell 102, so that the liquid storage box 104 is positioned. The notch 1024 is arranged at the groove bottom of the limiting groove 1025, and the notch 1024 and the limiting groove 1025 are coaxially arranged.

Preferably, a sliding groove 1011 and a sliding rail 1023 which are matched with each other are arranged between the first shell 101 and the second shell 102. In this embodiment, the left and right sides of the second housing 102 are provided with slide rails 1023 extending along the drawing direction, and the inner wall of the first housing 101 is provided with slide grooves 1011 corresponding to the slide rails 1023. In the installation process, the second housing 102 is inserted into the first housing 101 from top to bottom, and the sliding rails 1023 on the second housing 102 are correspondingly installed in the sliding grooves 1011. Through setting up slide rail 1023 and the spout 1011 of mutually supporting, can improve the guidance quality of second casing 102 pull in-process, simultaneously, can improve the location effect between first casing 101 and the second casing 102, guarantee the high efficiency and the accuracy of assembly.

In this embodiment, the slide rail 1023 extends downward from the top of the second housing 102, and the length of the slide rail 1023 is less than the length of the left and right side walls of the second housing 102. Through the above arrangement, in the installation process of the second housing 102, the bottom of the second housing 102 is inserted into the opening 1012 of the first housing 101, and then the relative positions of the bottom of the sliding rail 1023 and the top of the sliding groove 1011 are determined, so that the positioning efficiency of the sliding rail 1023 and the sliding groove 1011 can be improved, and the assembly efficiency of the housings can be improved.

As shown in fig. 8, in this embodiment, a storage opening is disposed at a front end of the second housing 102, and the liquid storage box 104 is placed into the second housing 102 from the storage opening of the second housing 102.

In this embodiment, a limiting plate 1021 is disposed at the bottom of the front end of the housing, and the storage opening is opened above the limiting plate 1021. The liquid storage box 104 slides downwards after being placed into the second shell 102 from the storage opening, the bottom of the liquid storage box 104 is placed on the inner side of the limiting plate 1021, and the limiting plate 1021 can limit the position of the liquid storage box 104 to prevent the liquid storage box 104 from being separated from the second shell 102.

Preferably, in this embodiment, a pressing plate 106 is disposed inside the second housing 102, and the pressing plate 106 is disposed on a side of the liquid storage box 104 far from the conducting structure 103, that is, the pressing plate 106 is disposed above the liquid storage box 104. A spring 108 for pushing the pressing plate 106 to move downwards is further arranged in the second shell 102. Through setting up and propping clamp plate 106 and spring 108, make stock solution box 104 can press from both sides tightly between the bottom wall of propping clamp plate 106 and second casing 102, improve the assembly stability of stock solution box 104.

Preferably, in this embodiment, the spring 108 may be provided in a plurality, and the plurality of springs 108 are uniformly arranged along the width direction of the second housing 102.

Preferably, in this embodiment, a guide post 107 for guiding the pressing plate 106 is further disposed in the second housing 102. The guide posts 107 are vertically arranged between the top wall and the bottom wall of the second shell 102, the top ends of the guide posts 107 are connected with the inner side of the top wall of the second shell 102, and the bottom ends of the guide posts 107 are connected with the inner side of the bottom wall of the second shell 102. The pressing plate 106 is provided with a through hole for the guide post 107 to pass through, and the shape of the through hole is matched with the shape of the guide post 107.

In this embodiment, the guiding posts 107 are disposed in the middle of the second housing 102, and may be a plurality of guiding posts arranged uniformly along the width direction of the second housing 102, and the spring 108 is sleeved on the guiding posts 107.

In this embodiment, the guiding column 107 divides the inner space of the second casing 102 into a plurality of storage locations for storing the liquid storage box 104, the bottom of the second casing 102 is provided with a limiting groove 1025 and a notch 1024 corresponding to each storage location, and the bottom wall of the first casing 101 is provided with a conducting structure 103 corresponding to each storage location.

In this embodiment, each storage position can be used for storing a plurality of storage boxes 104 containing the same kind of detergent or different kinds of detergent.

In this embodiment, there are at least two storage positions for storing dishwashing liquid and rinsing liquid respectively.

In this embodiment, when the liquid storage box 104 is replaced, the second housing 102 is drawn out from the top of the first housing 101; the pressing plate 106 is pushed towards the side far away from the liquid storage box 104 to compress the spring 108, and the empty liquid storage box 104 is taken out from the storage opening at the front end of the second shell 102; placing the new liquid storage box 104 into the second shell 102 from the storage opening with the bottle opening facing downwards, and correspondingly placing the bottle opening into the limiting groove 1025; the pressing plate 106 is loosened, the pressing plate 106 is pressed on the top of the liquid storage box 104 under the action of the spring 108, and the liquid storage box 104 is clamped between the pressing plate 106 and the bottom wall of the second shell 102; then the second casing 102 is installed in the first casing 101, so that the conducting structure 103 at the bottom of the first casing 101 is inserted into the bottle mouth of the liquid storage box 104.

Preferably, in this embodiment, a handle 1022 is further disposed on an outer side of the top of the second housing 102, so that the user can take out the second housing 102 conveniently.

Example two

In the embodiment, the dishwasher comprises a box body, wherein a washing chamber for accommodating articles to be washed is arranged in the box body, and a door body for opening or closing the washing chamber is arranged at the front end of the box body. Preferably, the dishwasher is further provided with a detergent dispensing device in the first embodiment.

In this embodiment, the storage device 100 is mounted on a box, specifically, the first housing 101 of the storage device 100 is fixedly mounted on the box, and the second housing 102 is disposed in the first housing 101 in a drawable manner. The input end of the extracting device 200 is communicated with the conducting structure 103 in the first casing 101 from the bottom of the first casing 101 so as to extract the detergent in the storage device 100, and the output end of the extracting device 200 is communicated with the washing chamber so as to put the detergent extracted from the liquid storage box 104 into the washing chamber.

As shown in fig. 1, the detergent dispensing device includes a negative pressure module 201, an input end of the negative pressure module 201 is communicated with the storage device 100 through a suction pipeline 202, and an output end of the negative pressure module 201 is communicated with the washing chamber through an extrusion pipeline 203. The washing chamber is provided with a detergent outlet 302 which is correspondingly communicated with one end of the extrusion pipeline 203 far away from the negative pressure module 201. In this embodiment, the negative pressure module 201 draws the detergent in the storage device 100 and the liquid storage box 104 through the drawing pipeline 202, and extrudes the drawn detergent into the detergent outlet 302, i.e. the inside of the washing chamber, through the extrusion pipeline 203.

In this embodiment, in order to improve the cleaning effect of the dishwasher, a heating module for heating the washing water is further disposed in the washing chamber of the dishwasher. In this embodiment, the extraction pipeline 202 and the extrusion pipeline 203 are arranged, so that the storage device 100 can be separately arranged away from the washing chamber, and on one hand, the liquid storage box 104 in the storage device 100 can be conveniently replaced; on the other hand, the heat of the washing water can be prevented from being transferred to the storage device 100 through the side wall of the washing chamber, so that the internal environment of the storage device 100 can be kept at a constant temperature, the internal temperature of the storage device 100 is prevented from changing along with the temperature change of the side wall of the washing chamber, and the situation that the activity of components which do not resist high temperature and components with poor thermal stability in the detergent stored in the liquid storage box 104 is reduced due to the temperature change is prevented, so that the detergent in the liquid storage box 104 can exert the maximum activity after being put in, and the cleaning effect of the dishwasher is further improved.

Preferably, in this embodiment, the storage device 100 is mounted on a side wall of the box.

Preferably, in this embodiment, a rack for carrying the articles to be washed and a spray arm for spraying the articles to be washed are disposed in the washing chamber, and the spray arm is connected to the washing chamber through a circulation pipeline.

As shown in fig. 1 and 2, in the present embodiment, a water receiving tray 301 for receiving and collecting washing water is disposed at the bottom of the washing chamber. A circulating pump 500 for pumping washing water is arranged on the circulating pipeline, a water inlet end 501 of the circulating pump 500 is arranged in the middle of the water pan 301, and a water outlet end 502 of the circulating pump 500 is connected with the spraying arm.

Preferably, the output end of the detergent putting device is arranged on the water receiving tray 301, that is, the detergent outlet 302 is arranged on the water receiving tray 301 at the bottom of the washing chamber. In this embodiment, by providing the detergent outlet 302 on the water receiving tray 301, on the one hand, the detergent can be prevented from remaining in the detergent outlet 302, and on the other hand, the dissolution efficiency of the detergent can be improved, so that the detergent can sufficiently function.

Preferably, in this embodiment, the detergent outlet 302 is provided on the water receiving tray 301 and near the water inlet end 501 of the circulating pump 500, so that after the detergent is put in, the detergent is directly sucked into the circulating pipeline together with the washing water by the circulating pump 500 and is sprayed by the spraying arm, which not only can accelerate the dissolution rate of the detergent, but also can ensure that the detergent solution sprayed onto the object to be washed has higher concentration, thereby improving the cleaning effect of the dishwasher.

Preferably, in this embodiment, the detergent outlets 302 are provided with a plurality of outlets, and are respectively communicated with the extruding pipelines 203 for outputting the same or different types of detergents.

In this embodiment, the plurality of detergent outlets 302 are all disposed at one side of the water inlet end 501 of the circulation pump 500, or the plurality of detergent outlets 302 are disposed around the water inlet end 501 of the circulation pump 500. Through the arrangement, the effect of the circulating pump 500 can be fully exerted, and the dissolution of the detergent is accelerated.

In this embodiment, the outlet end of the water inlet pipeline of the dishwasher is also communicated with the water pan, and preferably, the outlet end of the water inlet pipeline is communicated with the position on the water pan 301 and close to the detergent outlet 302.

Preferably, in this embodiment, the negative pressure module 201 is configured as a peristaltic pump.

Preferably, the storage device 100 stores a plurality of liquid storage boxes 104 therein, and the bottom of the first housing 101 is provided with a conduction structure 103 corresponding to each liquid storage box 104 one by one.

In this embodiment, the pumping device 200 is provided with peristaltic pumps corresponding to the conducting structures 103 one by one, and each peristaltic pump is respectively communicated with one conducting structure 103 through one pumping pipeline 202 and communicated with the washing chamber through one extrusion pipeline 203. Or, the extraction device 200 is provided with only one peristaltic pump, each conducting structure 103 is connected to a reversing valve through an extraction pipe 202, the input end of the peristaltic pump is also connected to the reversing valve, and the output end of the peristaltic pump is communicated with the washing chamber through an extrusion pipe 203. In this embodiment, the number of the pumping pipes 202 is the same as that of the liquid storage boxes 104, the number of the extruding pipes 203 is the same as that of the negative pressure modules 201, and the number of the detergent outlets 302 is the same as that of the extruding pipes 203.

Preferably, in this embodiment, a plurality of detergent outlets 302 are provided, one negative pressure module 201 is communicated with the plurality of detergent outlets 302 through a plurality of extrusion pipelines 203, and/or an outlet end of one extrusion pipeline 203 is simultaneously communicated with the plurality of detergent outlets 302, so that a detergent is extruded into the washing chamber from the plurality of detergent outlets 302, and the dissolution rate of the detergent is increased.

In this embodiment, the extrusion pipeline 203 is provided with a check valve to prevent the washing water from flowing back into the detergent feeding device.

Preferably, in this embodiment, the negative pressure module 201 of the extraction device 200 is electrically connected to the controller 400 of the dishwasher, and the negative pressure module 201 can extract the detergent in the storage device 100 quantitatively according to the control program run by the controller 400, so as to ensure the cleaning effect of the dishwasher.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and the embodiments in the above embodiments can be further combined or replaced, but any simple modification, equivalent change or modification made to the above embodiments according to the technical essence of the present invention still fall within the scope of the present invention.

Claims (10)

1. A detergent dispensing device comprising a storage device (100), characterized in that the storage device (100) comprises:

a shell, wherein a cavity (105) for placing a liquid storage box (104) is arranged in the shell;

the conduction structure (103) is arranged in the cavity (105) and is used for conducting the liquid storage box (104) and the outside of the shell;

the holding structure comprises a spring (108) and a pressing plate (106) which are sequentially arranged between the inner wall of the cavity (105) and the liquid storage box (104).

2. Detergent dispensing device as claimed in claim 1, characterized in that the conducting structure (103) and the retaining structure are arranged on opposite sides of the cavity (105).

3. A detergent delivery device according to claim 2, wherein the reservoir (104) is configured as a rigid or flexible container;

the holding structure presses the soft case to deform toward the conducting structure (103).

4. A detergent delivery device as claimed in any one of claims 1 to 3, wherein the housing comprises:

the first shell (101) is provided with an opening (1012) at the top, and the conducting structure (103) is arranged on the inner wall of the bottom of the first shell;

the second shell (102) is arranged in the first shell (101) in a drawing mode, and a notch (1024) corresponding to the conducting structure (103) is formed in the bottom of the second shell.

5. The detergent dispensing device according to claim 4, wherein the reservoir (104) is placed upside down in the second housing (102);

a limiting groove (1025) corresponding to the bottle mouth of the liquid storage box (104) is arranged on the inner wall of the bottom of the second shell (102), and the notch (1024) is arranged at the bottom of the limiting groove (1025).

6. A detergent dispensing device as claimed in claim 5, wherein the second housing (102) is provided with slide rails (1023) extending along the drawing direction at the left and right sides thereof, the first housing (101) is provided with slide grooves (1011) on the inner wall thereof for engaging with the slide rails (1023), and the slide rails (1023) are mounted in the slide grooves (1011).

7. The detergent dispensing device according to claim 5, wherein the second housing (102) has a storage opening at a front end thereof for receiving the reservoir (104);

a limiting plate (1021) is arranged at the bottom of the front end of the second shell (102), and the storage opening is formed above the limiting plate (1021).

8. The detergent dispensing device according to claim 7, further comprising a guide post (107) disposed in the second housing (102) and penetrating the pressing plate (106) in a vertical direction, wherein the upper and lower ends of the guide post are respectively connected to the inner wall of the second housing (102);

the guide posts (107) are uniformly arranged along the width direction of the second shell (102) to divide the inside of the second shell (102) into a plurality of storage positions for storing the liquid storage boxes (104), and the conduction structures (103) are arranged corresponding to the storage positions.

9. Detergent dispensing device according to claim 8, characterized in that the number of springs (108) is multiple, and the multiple springs (108) are fitted over the guide posts (107), respectively.

10. A dishwasher provided with a detergent delivery device as claimed in any one of claims 1 to 9, comprising a housing and a washing chamber arranged inside the housing, characterized in that the conducting structure (103) is in communication with the washing chamber via an extraction device (200).

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