CN211432777U

CN211432777U - Dish washing machine

Info

Publication number: CN211432777U
Application number: CN201921610818.XU
Authority: CN
Inventors: 朱泽春; 陈瑜; 杨夫健
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-09-08
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses a dish washing machine belongs to the household electrical appliances field. The dish washing machine comprises an inner container and a water tank arranged outside the inner container, wherein the water tank comprises a base plate, an upper cover plate and a rear cover plate, and a first steam outlet is formed in the inner container; the upper cover plate is provided with a manual water filling port, the manual water filling port is communicated with the water filling cavity, and the manual water filling port is communicated with the steam outlet, so that at least part of steam in the inner container is discharged through the manual water filling port. The first steam outlet is directly connected with the manual water filling port, and because the manual water filling port is communicated with the outside, the airflow of the first steam outlet can be discharged from the manual water filling port, so that the number of openings at the top of the dish washing machine can be reduced, and the processing cost is reduced; because manual filler is the manual filler of water tank, it is more close to the water tank to first steam outlet is close to the water tank setting, is favorable to the condensation of steam, prevents to scald.

Description

Dish washing machine

Technical Field

The utility model relates to a dish washing machine belongs to the household electrical appliances field.

Background

Along with the continuous improvement of living standard of people, the dish washing machine starts to slowly enter the kitchens of general consumers to realize the liberation of the hands of people, so that people do not need to wash dishes after meals, and the dish washing machine has more time for leisure, work and the like.

In the prior art, a conventional dishwasher generally includes an inner container and a water tank fixed outside the inner container. The existing water tank usually has only two water flow ports, namely a water inlet of the water tank and a water outlet of the water tank. The basic functions of the water tank of the dishwasher are met, but the water tank of the dishwasher is not diversified, and the overall performance of the dishwasher cannot be expanded. The existing dish washer has the function of drying after cleaning the structure, and the air outlet for drying is generally arranged at the top of the water tank. The dishwasher generally uses hot water in the process of washing the tableware, the water vapor of the dishwasher in the washing process flows out from the air outlet, and partial hot water vapor is blown out at the air outlet initial stage of the air outlet, so people are easily scalded; and the air outlet is arranged at the top of the dish washer, so that dust can easily enter the dish washer and the dish washer is not easy to clean.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a dish washer, this dish washer sets up the manual filler of steam outlet and water tank in same region, and the steam outlet is close to the water tank setting, is favorable to the condensation of steam, prevents to scald to the filter screen that the manual filler set up with have the manual filler of opening can prevent simultaneously that the dust from getting into steam entry, the processing cost is low.

The dish washing machine comprises an inner container and a water tank arranged outside the inner container, wherein the water tank comprises a base plate, an upper cover plate and a rear cover plate, the base plate comprises a top base plate positioned above the inner container and a side base plate positioned at the rear side of the inner container, at least part of the top base plate is matched with the upper cover plate to form a water adding cavity, the side base plate is matched with the rear cover plate to form a water collecting cavity, and the water adding cavity is communicated with the water collecting cavity,

a first steam outlet is formed in the inner container;

the upper cover plate is provided with a manual water filling port, the manual water filling port is communicated with the water filling cavity, and the manual water filling port is communicated with the steam outlet, so that at least part of steam in the inner container is discharged through the manual water filling port.

Optionally, a part of the top base plate below the manual water filling port is provided with a second steam outlet, and the first steam outlet and the second steam outlet are at least partially overlapped.

Optionally, the second steam outlet is arranged at one end, far away from the water collecting cavity, below the manual water filling port.

Optionally, a top base plate forming the water adding cavity is provided with an upwardly arched buffering boss, the buffering boss is arranged at one end, far away from the water collecting cavity, below the manual water adding port, and a water passing channel is formed between the buffering boss and the manual water adding port.

Optionally, the manual filler is provided with a filler cap, and the filler cap is provided with an air outlet.

Optionally, a closed water retaining surrounding rib surrounding at least part of the manual water filling opening is arranged on the upper cover plate.

Optionally, the base plate further includes a transition plate connecting the top base plate and the side base plate, the transition plate and the upper cover plate form a transition cavity, the transition cavity is communicated with the water feeding cavity and the water collecting cavity, the transition cavity and the water collecting cavity form an inverted L-shaped structure, and the upper cover plate forming the transition cavity is provided with an automatic water feeding port;

and a water flow buffer plate corresponding to the automatic water filling port is arranged in the transition cavity.

Optionally, the water flow buffer plate is a baffle plate which extends from the top of the transition cavity at the bottom surface of the upper cover plate to the bottom in a bending way.

Optionally, the water tank sets up the water tank delivery port, the water tank delivery port sets up the lateral wall in chamber of adding water, the water tank delivery port sets up the delivery port separation blade, the delivery port separation blade extends with shielding part water tank delivery port from water tank delivery port bottom surface to top surface direction.

Optionally, the water tank is provided with a water tank outlet, the water tank is provided with a water tank drain pipe connected with the water tank outlet, a reinforcing rib is arranged between the upper cover plate and the top base plate, the height of the end part of the reinforcing rib close to the rear cover plate is lower than the height of the bottom end surface of the drain pipe, and/or,

the water collecting cavity water outlet communicated with the water adding cavity is formed in the lowest end of the inclined bottom surface of the water collecting cavity.

The utility model discloses beneficial effect that can produce includes but not limited to:

1. the utility model provides a dish washer, first steam outlet are directly connected with the manual filler, because the manual filler is communicated with the outside, the air current of first steam outlet can be discharged from the manual filler, can reduce the open quantity at dish washer top, reduce the processing cost; because manual filler is the manual filler of water tank, it is more close to the water tank to first steam outlet is close to the water tank setting, is favorable to the condensation of the steam that the inner bag flows, prevents to scald.

2. The utility model provides a dish washer has and sets up on the upper cover plate and enclose the muscle around the closed manger plate at least partial manual filler, avoids polluting other spare parts of dish washer from the water spill that manual filler added.

3. The utility model provides a dish washer has automatic filler setting and has avoided water direct inflow to catchment the water chamber and produce big noise in the transition chamber, and the setting of rivers buffer board has further reduced the noise of rivers.

4. The utility model provides a dish washer, water tank set up the water tank delivery port that is used for the water tank overflow, have avoided water to flow from manual filler and have got into the influence electron original paper work in the dish washer, and the delivery port separation blade can increase the relative height of water tank delivery port bottom moreover, improves the effective liquid level height of water tank, increases the effective water storage capacity of water tank.

5. The utility model provides a dish washer, its water tank set up the water tank delivery port, and the water tank sets up the water tank drain pipe of connecting the water tank delivery port, through setting up the strengthening rib between upper cover plate and the top base plate, can prevent that siphon phenomenon from making the water in the water tank discharge from the water tank drain pipe, prevents that the water in the water tank is less than the phenomenon emergence of program set water yield.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

FIG. 1 is an exploded view of a dishwasher according to an embodiment of the present invention;

FIG. 2 is a schematic view of the inner container and the water tank according to the embodiment of the present invention;

fig. 3 is a schematic diagram illustrating a water tank according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a water tank according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of the dishwasher of FIG. 1 after installation in accordance with an embodiment of the present invention;

FIG. 6 is an enlarged view of a portion A of FIG. 5;

fig. 7 is a schematic perspective view illustrating an assembly of a water tank base plate and an upper cover plate according to an embodiment of the present invention;

FIG. 8 is a schematic front view of FIG. 7;

FIG. 9 is another view of FIG. 7;

fig. 10 is a schematic side view of a water tank according to an embodiment of the present invention;

fig. 11 is a partially enlarged view of a portion B in fig. 8.

List of parts and reference numerals:

the water tank comprises an inner container 2, an inner container top wall 22, a first steam outlet 222, a water tank 4, a base plate 42, a top base plate 422, a second steam outlet 4222, a side base plate 424, a transition plate 426, an automatic water filling port 4262, a water flow buffer plate 4264, an upper cover plate 44, a manual water filling port 442, a buffer boss 448, a rear cover plate 46, a water tank water outlet 48, a water outlet baffle 482, a reinforcing rib 49, a water collecting cavity water outlet 41, a side plate 62, an upper cover 64, a back plate 66, a water filling port cover 642, a sealing ring 644, a first water retaining surrounding rib 82, a second water retaining surrounding rib 84 and an annular reinforcing rib 86.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1, as an embodiment of a dishwasher, the dishwasher includes an inner tub 2, a water tank 4, and an outer case, the water tank 4 being installed outside the inner tub 2, the inner tub 2 and the water tank 4 being in a chamber formed by the outer case. The outer housing includes side panels 62, a top cover 64, and a back panel 66. The dishwasher is assembled in such a manner that the water tank 4 is installed outside the inner tub 2, and then the side plates 62, the upper cover 64, and the back plate 66 are installed at the side, top, and rear portions of the assembled inner tub 2 and water tank 4, respectively, thereby fixing the inner tub 2 and water tank 4 in a chamber formed by the outer case. Of course, the outer case is not essential, and it can be selected whether or not to be provided according to the structures of the inner container 2 and the water tank 4. The following embodiments illustrate the technical solution of the present invention by taking a dishwasher in which the inner container 2 and the water tank 4 are disposed in the outer case, that is, the water tank 4 is disposed as an example.

Referring to fig. 2-4, the dishwasher includes an inner container 2 and a water tank 4 installed outside the inner container 2, the water tank 4 includes a base plate 42, an upper cover plate 44 and a rear cover plate 46, the base plate 42 includes a top base plate 422 located above the inner container 2 and a side base plate 424 located at the rear side of the inner container 2, at least a portion of the top base plate 422 cooperates with the upper cover plate 44 to form a water-adding cavity, the side base plate 424 cooperates with the rear cover plate 46 to form a water-collecting cavity, the water-adding cavity is communicated with the water-collecting cavity, and a first steam outlet 222 is provided on the top wall 22; the upper cover plate 44 is provided with a manual water filling port 442, the manual water filling port 442 is communicated with the water filling cavity, and the manual water filling port 442 is communicated with the first steam outlet 222, so that at least part of the steam in the inner container 2 is discharged through the manual water filling port 442. The manual water filling port 442 is arranged at the top of the water tank 4, the first steam outlet 222 is directly connected with the manual water filling port 442, and because the manual water filling port 442 is communicated with the outside, the airflow of the first steam outlet 222 can be discharged from the manual water filling port 442, so that the number of openings at the top of the dishwasher can be reduced, and the processing cost is reduced; and because manual filler 442 is the filler that water tank 4 used manual watering, it is closer to water tank 4, and then first steam outlet 222 is closer to water tank 4 and sets up, is favorable to the condensation of the steam that flows out from first steam outlet 222, prevents to scald.

Referring to fig. 3, to reduce the resistance to airflow through the first steam outlet, the portion of the top base plate 422 below the manual water port 442 is provided with a second steam outlet 4222, and the first steam outlet 222 at least partially coincides with the second steam outlet 4222. Preferably, the first steam outlet 222 coincides with the second steam outlet 4222. The top base plate 422 below the manual watering port 442 includes: the second steam outlet 4222, together with the upper cover plate 44, forms part of a water-filling chamber. This arrangement is such that the flow of air in the liner 2 flows directly from the top of the liner 2 along the shortest path from the manual filler 442.

In order to prevent water from flowing from the second steam outlet into the inner container, a second steam outlet 4222 is provided at an end below the manual water filling port 442 away from the water collecting chamber. Preferably, the manual water filling port 442 is circular, the second steam outlet 4222 is an arc-shaped opening far away from the water collecting cavity, the diameter of the arc-shaped opening is smaller than that of the manual water filling port 442, and the arc surface of the arc-shaped opening is tangent to the manual water filling port 442. This arrangement not only ensures the maximum area of the second steam outlet 4222, but also effectively reduces the water entering the inner container 2 from the second steam outlet 4222.

In order to increase the function of the top of the inner container without increasing the volume of the dishwasher, the top base plate 422 forming the water adding cavity is provided with an upward arched buffering boss 448, the buffering boss 448 is arranged at one end, far away from the water collecting cavity, below the manual water adding port 442, a water passing channel is formed between the buffering boss 448 and the manual water adding port, and the buffering boss 448 can buffer the path of water flow entering the water adding cavity, so that the water adding noise is reduced. Preferably, the second steam outlet 4222 is provided at an end of the buffering projection 448 far from the water collecting chamber in such a manner that water entering the inner container from the second steam outlet is reduced, and the protruding first steam outlet 222 is provided at the bottom of the buffering projection 448 corresponding to the inner container 2. Preferably, the top surface of buffering boss 448 is less than the top surface of water inlet, and the top surface of buffering boss 448 sets up to catchmenting the chamber direction slope, and this mode of setting can adjust rivers direction and catchment the chamber flow and accelerate rivers and flow, improves the efficiency of adding water.

Referring to fig. 1-3, 5 and 6, the manual water inlet 442 is provided with a water inlet cover 642, the water inlet cover 642 is provided with an air outlet, and air generated by an air flow generating device (such as a fan) passes through the liner 2 and is discharged from the air outlet. In an embodiment of a dishwasher with a built-in water tank, an upper cover 64 of an outer housing is arranged on an upper cover plate 44 of the water tank 4, and a water filling port cover 642 is fixed on the top surface of the upper cover 64. Preferably, one end of the water filling port cover 642 is pivotally connected to the upper cover 64, and the other end of the water filling port cover 642 is snap-connected to the upper cover 64. In order to prevent large particulate matter from entering the water tank 4, a tank screen is installed on the top of the manual filler port 442, and the tank screen is installed between the filler port cover 642 and the manual filler port 442. The water filling port cover 642 and the water tank filter screen can prevent large particles such as dust from entering the water tank 4 and can also prevent the large particles such as dust from entering the inner container 2 from the first steam outlet 222 and the second steam outlet 4222, and the processing cost of the water tank structure is low. Preferably, in order to enhance the sealing effect of the filler cap 642 on the manual filler 442, a sealing ring 644 is fixed at the joint of the filler cap 642 and the manual filler 442.

Referring to fig. 7, in order to prevent water added from the manual water adding port from splashing to contaminate other parts of the dishwasher, a closing water blocking bead surrounding at least a portion of the manual water adding port 442 is provided on the upper cover plate 44. The water retaining surrounding rib comprises a first water retaining surrounding rib 82 and a second water retaining surrounding rib 84, the first water retaining surrounding rib 82 is arranged around the manual water adding opening 442, and the second water retaining surrounding rib 84 and the first water retaining surrounding rib 82 form a closed area. Preferably, a circle of second water retaining surrounding rib 84 with the height of 7mm is arranged right behind the first water retaining surrounding rib 82, and forms a closed area with the first water retaining surrounding rib 82. On the whole structure, the joint of the water filling port cover 642 and the upper cover 64 is arranged right above the closed area. There is a gap between the water inlet cover 642 and the upper cover 64. When water is added manually, a small amount of water can be splashed to the assembly gap and flows into the machine body. The closed area of the water tank can accommodate water flowing into the machine body, and the water is prevented from flowing into the base and damaging internal components.

Referring to fig. 5 and 7, a ring of annular reinforcing ribs 86 surrounds the first water-blocking fence rib 82. The shape of the annular reinforcing rib 86 is matched with that of the first water retaining surrounding rib 82, the annular reinforcing rib 86 is preferably circular, and a periphery reinforcing rib is arranged between the annular reinforcing rib 86 and the first water retaining surrounding rib 82 and is distributed in a circular shape. The annular reinforcing rib 86 can reinforce the first water blocking bead 82 and prevent the first water blocking bead 82 from being deformed. Further, the height of the annular reinforcing rib 86 is set to be lower than that of the first water retaining surrounding rib 82, and the annular reinforcing rib 86 can be regarded as a sunken platform and forms interference fit with the sealing ring 644 to play a waterproof role.

Referring to fig. 4 and 8, in order to buffer water from the water adding chamber to the water collecting chamber, noise of manual water addition is reduced and the volume of the water tank 4 is reduced. The base plate 42 further comprises a transition plate 426 connecting the top base plate 422 and the side base plate 424, the transition plate 426 and the upper cover plate 44 form a transition cavity, the transition cavity is communicated with a water adding cavity and a water collecting cavity, the transition cavity and the water collecting cavity form an inverted L-shaped structure, and the upper cover plate 44 forming the transition cavity is provided with an automatic water adding port 4262; and a water flow buffer plate 4264 corresponding to the automatic water filling port 4262 is arranged in the transition cavity. The automatic water filling port 4262 can be connected with a water pipe and the like to realize automatic water filling into the water tank. The automatic filler 4262 receives high pressure water (connected to the domestic water supply system) and therefore the water will have a strong impact when entering the tank. The automatic water filling port 4262 is arranged in the transition cavity, so that the phenomenon that water directly flows into the water collecting cavity to generate large noise is avoided, and the noise of automatic water feeding is further reduced due to the arrangement of the water flow buffering plate 4264.

Referring to fig. 9, the flow buffering plate 4264 is a blocking plate extending from the top to the bottom of the transition cavity on the bottom surface of the upper cover plate 44, and the flow buffering plate 4264 is structurally arranged to guide the flow of the water, reduce the flow velocity of the water and reduce the noise of the water flowing into the water collecting cavity automatically.

Referring to fig. 10 and 4, in order to prevent the electronic components in the dishwasher from being affected by the outflow of water from the manual water filling port after the water tank is filled with water, the water tank 4 is provided with a water tank outlet 48 for overflowing the water tank 4, the water tank outlet 48 is arranged on the side wall of the water filling chamber, the water tank outlet 48 is provided with a water outlet baffle 482, and the water outlet baffle 482 extends from the bottom surface to the top surface of the water tank outlet 48 to shield the water tank outlet 48. The outlet baffle 482 can increase the relative height of the bottommost end of the water tank outlet 48, increase the effective liquid level of the water tank 4, and increase the effective water storage capacity of the water tank 4.

Referring to fig. 8, 9 and 11, the water tank 4 is provided with a water tank outlet 48, the water tank 4 is provided with a water tank drain pipe connected with the water tank outlet 48, a reinforcing rib 49 is arranged between the upper cover plate 44 and the top base plate 422, and the height of the end part of the reinforcing rib 49 close to the rear cover plate 46 is lower than that of the bottom end surface of the drain pipe. When the water level is above the level of the tank drain, water will flow out of the tank outlet 48. During this outflow process, no closed pipe is formed between the reinforcing rib 49 and the upper cover plate 44, so that the siphon phenomenon is prevented from discharging the water in the water tank 4 from the water tank drain pipe, and the phenomenon that the water in the water tank is less than the programmed water amount is prevented.

The water tank outlet 48 is connected with a breather, so that redundant water is discharged out of the water tank 4 in the water adding process, the water tank 4 is prevented from overflowing due to excessive water adding, and meanwhile, the water tank outlet 48 is connected with the cavity of the liner 2 through the breather, so that the cavity of the dish washing machine is connected with the outside air, and the air pressure inside the dish washing machine is balanced when the dish washing machine works; the water inlet of the water tank is connected with a water inlet valve of the base, so that water in the household pipeline directly enters the water tank 4 through the water inlet valve to be added with water.

Referring to fig. 4, in order to enable the water in the water tank to smoothly flow to the position of the water collection chamber water outlet 41 and avoid the water in the water tank 4 from remaining, the water collection chamber water outlet 41 is disposed at the lowest end of the inclined bottom surface of the water collection chamber.

Preferably, the position of the water outlet 41 of the water collecting cavity is close to one side of the water tank 4, which enters a water inlet pump of the liner 2 arranged on the base of the dish-washing machine, and the water outlet is not in the middle position, so that the length of a connecting pipeline between the water outlet 41 of the water collecting cavity and the water inlet pump of the liner 2 is reduced, and the material cost is reduced.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A dish washing machine comprises an inner container and a water tank arranged outside the inner container, wherein the water tank comprises a base plate, an upper cover plate and a rear cover plate, the base plate comprises a top base plate positioned above the inner container and a side base plate positioned at the rear side of the inner container, at least part of the top base plate is matched with the upper cover plate to form a water adding cavity, the side base plate is matched with the rear cover plate to form a water collecting cavity, and the water adding cavity is communicated with the water collecting cavity,

a first steam outlet is formed in the inner container;

2. The dishwasher of claim 1, wherein a portion of the top base below the manual water addition port is provided with a second steam outlet, the first steam outlet at least partially coinciding with the second steam outlet.

3. The dishwasher of claim 2, wherein the second steam outlet is disposed at an end below the manual water addition port remote from the water collection chamber.

4. The dishwasher of claim 1, wherein the top base plate forming the water feeding cavity is provided with an upwardly arched buffering boss, the buffering boss is arranged at one end, far away from the water collecting cavity, below the manual water feeding port, and a water passing channel is formed between the buffering boss and the manual water feeding port.

5. The dishwasher of claim 1, wherein the manual filler is provided with a filler cap, the filler cap being provided with an air outlet.

6. The dishwasher of claim 1, wherein the upper cover plate is provided with a water blocking bead surrounding at least a portion of the manual filler.

7. The dishwasher according to any one of claims 1 to 6, wherein the base plate further comprises a transition plate connecting the top base plate and the side base plate, the transition plate and the upper cover plate form a transition cavity, the transition cavity is communicated with the water feeding cavity and the water collecting cavity, the transition cavity and the water collecting cavity form an inverted L-shaped structure, and the upper cover plate forming the transition cavity is provided with an automatic water feeding port;

8. The dishwasher of claim 7, wherein the water flow buffer plate is a baffle plate which extends from the top of the upper cover plate bottom surface transition cavity to the bottom in a bending way.

9. The dishwasher of any one of claims 1 to 6, wherein the water tank is provided with a water tank outlet, the water tank outlet is provided on a side wall of the water feeding chamber, the water tank outlet is provided with a water outlet baffle, and the water outlet baffle extends from the bottom surface to the top surface of the water tank outlet to shield part of the water tank outlet.

10. The dishwasher according to any one of claims 1 to 6, wherein the water tank is provided with a water tank outlet, the water tank is provided with a water tank drain pipe connected with the water tank outlet, a reinforcing rib is arranged between the upper cover plate and the top base plate, the height of the end part of the reinforcing rib close to the rear cover plate is lower than that of the bottom end surface of the drain pipe, and/or a water collecting cavity outlet communicated with the water adding cavity is arranged at the lowest end of the inclined bottom surface of the water collecting cavity.