CN217696508U - Dish washing machine - Google Patents

Abstract

The utility model provides a dish washer, including the box with set up at the inside washing cavity of box, still include: the water receiving tray is arranged at the bottom of the washing chamber and is provided with a detergent outlet; and the detergent putting device is used for putting detergent, and the output end of the detergent putting device is communicated with a detergent outlet on the water receiving tray. The utility model discloses a set up the detergent export on the water collector, make the detergent put in the back direct with the water flow contact on the water collector, dissolve, can prevent that the detergent exit from remaining the detergent, can improve the dissolution rate of detergent simultaneously, improve the cleaning performance of detergent, improve user's use and experience.

Description

Dish washing machine

Technical Field

The utility model belongs to the technical field of kitchen appliance, concretely relates to dish washer.

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.

The dishwasher usually puts in the detergent through putting in the device, puts in the device and generally sets up on the door body of dishwasher, puts in the output of device and puts in mouthful and washing cavity intercommunication through putting in on the door body, puts in the detergent to washing cavity through the mouth of putting in on the door body. On one hand, the detergent is easy to remain on the inner wall of the door body, and the detergent at the feeding port is often washed by an independent water path, which is not beneficial to feeding the detergent; on the other hand, the structure also easily causes the problems of slow dissolving speed, insufficient dissolving and the like of the detergent, seriously influences the cleaning effect of the dish-washing machine and has poor use experience of users.

Therefore, it is an urgent technical problem for those skilled in the art to design a dishwasher that can not only facilitate the dispensing of detergent, but also increase the dissolution rate of the detergent and ensure a simple structure.

In view of this, the present invention is provided.

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 dish washer is provided, through offering the detergent export on the water collector, make the detergent throw in the back direct with the rivers contact on the water collector, dissolve, can prevent that the detergent is remained in the detergent exit, can improve the dissolution rate of detergent simultaneously, improve the cleaning performance of detergent, improve user's use and experience, overcome among the prior art detergent throw in the effect poor, dissolve rate low, dissolve insufficient scheduling problem.

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

a dishwasher, comprising a cabinet, and a washing chamber provided inside the cabinet, further comprising:

the water receiving tray is arranged at the bottom of the washing chamber and is provided with a detergent outlet;

and the detergent putting device is used for putting detergent, and the output end of the detergent putting device is communicated with a detergent outlet on the water receiving tray.

Further, still include:

a spray arm disposed in the washing chamber;

a water inlet end of the circulating pump is communicated with the washing chamber, and a water outlet end of the circulating pump is communicated with the spraying arm;

the water inlet end of the circulating pump is arranged on the water pan and close to the detergent outlet.

Furthermore, a plurality of detergent outlets are arranged and are respectively used for outputting the same or different types of detergents;

the plurality of detergent outlets are all arranged on one side of the water inlet end of the circulating pump, or the plurality of detergent outlets are arranged around the water inlet end of the circulating pump.

Furthermore, the outlet end of the water inlet pipeline is communicated with the water pan and is close to the detergent outlet.

Further, a liquid storage box of the detergent feeding device is arranged outside the washing chamber and is arranged at intervals with the washing chamber;

the liquid storage box is arranged on the side wall of the box body.

Further, the liquid storage box is communicated with the washing chamber through an extraction device; the extraction device comprises:

the extracting pipeline is communicated with the liquid storage box and is used for extracting the detergent;

the extruding pipeline is communicated with the washing chamber and is used for extruding the washing agent;

and the negative pressure module is arranged between the extraction pipeline and the extrusion pipeline and used for providing power.

Further, the liquid storage boxes are provided in plurality and are respectively used for storing the same type or different types of detergents.

Further, the negative pressure modules are communicated with the liquid storage boxes in a one-to-one correspondence manner; alternatively, the first and second electrodes may be,

the plurality of liquid storage boxes are correspondingly communicated with one negative pressure module through the reversing valve.

Furthermore, the number of the extraction pipelines is the same as that of the liquid storage boxes, and the number of the extrusion pipelines is the same as that of the negative pressure modules;

the negative pressure module is set as a peristaltic pump.

Further, the washing machine also comprises a controller which is arranged on the box body and is electrically connected with the detergent putting device.

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 stock solution box and washing cavity interval setting, on can preventing the heat transfer of washing cavity to the stock solution box, the inside temperature that prevents the stock solution box changes along with the temperature variation of washing cavity lateral wall, and the condition that the composition that prevents not high temperature resistant among the detergent of storing in the stock solution box and the poor composition of thermal stability make the activity reduce because of the temperature variation takes place to can exert the biggest activity after the detergent in the messenger's stock solution box is put in, improve the clean effect of dish washer.

2. The utility model discloses a set up the detergent export on the water collector, be close to the water inlet department of circulating pump, make the detergent put in the back, directly by the circulating pump together with the washing water common suction circulation pipeline in and spray through the spray arm, not only can accelerate the dissolution rate of detergent, can guarantee moreover to spray the detergent solution that treats on the washings to have higher concentration, improve the clean effect of dish washer.

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

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. 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 the storage device in an embodiment 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 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 an internal structure of a second housing according to an embodiment of the present invention;

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

fig. 10 is a schematic diagram of an internal structure of the first housing according to the 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. a suction 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 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 is to 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 in specific cases to 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 against the valve core of the conduction valve inside 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 this time, the liquid storage box 104 is communicated with the drawing 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 may be configured with a plurality of liquid 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 reservoir 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 as a hard box, and at this time, the holding structure only has a limiting effect on the liquid storage box 104, and compresses the liquid storage box 104 between the pressing plate 106 and the inner wall of the cavity 105.

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 to be a rectangular parallelepiped, 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 casing 102 is provided with a notch 1024 corresponding to the conduction structure 103, the second casing 102 is put into the first casing 101 from the opening 1012 at the top of the first casing 101, and in the process of putting the second casing 102, the conduction structure 103 on the first casing 101 penetrates through the bottom wall of the second casing 102 from the notch 1024 at the bottom of the second casing 102 and is conducted with the liquid storage box 104 in the second casing 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 from the bottle opening of the liquid storage box 104 to 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 slide rail 1023 on the second housing 102 is correspondingly installed in the slide groove 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 smaller 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 casing, and the storage opening is formed 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 also 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 post 107 is vertically disposed between the top wall and the bottom wall of the second housing 102, the top end of the guide post 107 is connected to the inner side of the top wall of the second housing 102, and the bottom end of the guide post 107 is connected to the inner side of the bottom wall of the second housing 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 positions 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 position, and the bottom wall of the first casing 101 is provided with a conducting structure 103 corresponding to each storage position.

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 first drawn out from the top of the first housing 101; pushing the pressing plate 106 to the side far away from the liquid storage box 104 to compress the spring 108, and taking the empty liquid storage box 104 out of 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 released, 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 body, specifically, the first casing 101 of the storage device 100 is fixedly mounted on the box body, and the second casing 102 is retractably disposed in the first casing 101. 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 that the detergent extracted from the liquid storage box 104 can be put 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 out 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, that is, 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 independently 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 sprayed by the spraying arm, which not only can accelerate the dissolving 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 function 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 with a reversing valve through an extraction pipe 202, the input end of the peristaltic pump is also connected with 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 quantitatively extract the detergent in the storage device 100 according to a 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 above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments using the above-mentioned teachings 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 changes and modifications made to the above embodiments according to the technical spirit of the present invention are also within the scope of the present invention.

Claims (10)

1. A dishwasher, comprising a cabinet, and a washing chamber disposed inside the cabinet, characterized by further comprising:

a water receiving tray (301) arranged at the bottom of the washing chamber and provided with a detergent outlet (302);

the detergent putting device is used for putting detergent, and the output end of the detergent putting device is communicated with a detergent outlet (302) on the water receiving tray (301).

2. The dishwasher of claim 1, further comprising:

the spray arm is arranged in the washing chamber;

a circulating pump (500), wherein a water inlet end (501) is communicated with the washing chamber, and a water outlet end (502) is communicated with the spray arm;

the water inlet end (501) of the circulating pump (500) is arranged on the water pan (301) and close to the detergent outlet (302).

3. The dishwasher of claim 2, wherein the detergent outlet (302) is provided in plurality for outputting the same or different kinds of detergent, respectively;

the plurality of detergent outlets (302) are all arranged on one side of the water inlet end (501) of the circulating pump (500), or the plurality of detergent outlets (302) are arranged around the water inlet end (501) of the circulating pump (500).

4. A dishwasher according to any one of claims 1 to 3, wherein the outlet end of the water inlet line communicates with the water-receiving tray (301) adjacent the detergent outlet (302).

5. The dishwasher of any one of claims 1 to 3, characterized in that the reservoir (104) of the detergent delivery device is arranged outside the washing chamber and spaced from the washing chamber;

the liquid storage box (104) is arranged on the side wall of the box body.

6. The dishwasher of claim 5, characterized in that the reservoir (104) communicates with the washing chamber through an extraction device (200); the extraction device (200) comprises:

the extraction pipeline (202) is communicated with the liquid storage box (104) and is used for extracting the detergent;

an extrusion line (203) communicating with the washing chamber for extruding the detergent;

the negative pressure module (201) is arranged between the extraction pipeline (202) and the extrusion pipeline (203) and is used for providing power.

7. The dishwasher of claim 6, wherein the reservoir (104) is provided in plurality for storing the same kind or different kinds of detergent, respectively.

8. The dishwasher of claim 7, characterized in that a plurality of negative pressure modules (201) are in one-to-one correspondence with each reservoir (104); alternatively, the first and second electrodes may be,

the liquid storage boxes (104) are correspondingly communicated with a negative pressure module (201) through reversing valves.

9. The dishwasher of claim 8,

the number of the extraction pipelines (202) is the same as that of the liquid storage boxes (104), and the number of the extrusion pipelines (203) is the same as that of the negative pressure modules (201);

the negative pressure module (201) is arranged as a peristaltic pump.

10. The dishwasher of any one of claims 1 to 3, further comprising a controller (400) disposed on the cabinet and electrically connected to the detergent dispensing device.

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