CN217447685U

CN217447685U - Dish washing machine

Info

Publication number: CN217447685U
Application number: CN202221241478.XU
Authority: CN
Inventors: 张留广; 薛维军; 张艳鹤
Original assignee: Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-09-20
Anticipated expiration: 2032-05-18

Abstract

The utility model relates to the field of household appliances, and provides a dish washing machine, which comprises an inner container and a box body, wherein an accommodating cavity is arranged in the inner container; the box body is arranged in the inner container, and a water storage cavity, an air duct and a drainage channel are arranged in the box body; the water outlet of the water storage cavity is communicated with the water supply port of the accommodating cavity, the air inlet of the air channel is communicated with the accommodating cavity, and the drainage inlet of the drainage channel is communicated with the water outlet of the accommodating cavity. Through with water storage chamber, wind channel and drainage channel integrated to the box on, reduced structural complexity to the whole volume of dish washer has been reduced.

Description

Dish washing machine

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to dish washer.

Background

With the improvement of living standard, the dish washing machine is more and more popular. The dish washing machine is provided with a water tank and an inner container, wherein the water tank is used for storing water, the inner cavity of the inner container is a working area of the dish washing machine, and dishes to be washed are placed in the inner cavity of the inner container. The water in the water tank firstly enters the water softener to be softened and then enters the water tank at the bottom of the inner container to wash the dishes. In addition, the dirty water in the inner container needs to be discharged, and the dish washing machine also dries the washed dishes and discharges the gas, and is provided with a corresponding water discharging structure and a corresponding gas discharging structure. In the related art, the water tank, the drainage structure and the exhaust structure are respectively and independently installed, the structure is complex, and the occupied space is large.

SUMMERY OF THE UTILITY MODEL

The present invention aims to solve at least one of the technical problems existing in the related art. Therefore, the utility model provides a dish washing machine, which aims to reduce the structural complexity and the volume.

The dishwasher according to an embodiment of the first aspect of the present invention includes:

the inner container is internally provided with an accommodating cavity;

the box body is arranged on the inner container, and a water storage cavity, an air duct and a drainage channel are arranged in the box body; the water outlet of the water storage cavity is communicated with the water supply port of the accommodating cavity, the air inlet of the air channel is communicated with the accommodating cavity, and the drainage inlet of the drainage channel is communicated with the drainage port of the accommodating cavity.

According to the utility model discloses dish washer, through installing the box on the inner bag, be equipped with the water storage chamber in the box for the water of usefulness of washing dishes is washed to the storage, with the chamber that holds of the delivery port intercommunication inner bag in water storage chamber, in order to realize that the box supplies water for holding the chamber. In this way, it is convenient to wash the dishes placed in the receiving chamber using the water in the water storage chamber. Simultaneously, with the wind channel integration to the box to hold the chamber with the air intake intercommunication in wind channel, when drying the bowl dish that holds the intracavity, hot humid air will be discharged from the wind channel, and wherein humid air will be the condensation in the wind channel, avoids the direct external world of discharging of humid air. In addition, the sewage in the accommodating cavity can be discharged through a drainage channel in the box body, so that the directional sewage discharge is facilitated. This scheme is through on integrating water storage chamber, wind channel and drainage channel to the box, has reduced structural complexity to the whole volume of dish washer has been reduced.

According to an embodiment of the utility model, the drainage channel with the wind channel is located respectively the relative both sides that set up in water storage chamber.

According to the utility model discloses an embodiment, the box includes:

a first shell plate;

and the second shell plate is connected with the first shell plate and encloses to form the water storage cavity, the air channel and the drainage channel.

According to the utility model discloses an embodiment, first coverboard towards the protruding strengthening rib that is equipped with in one side of second coverboard, the strengthening rib with the second coverboard butt.

According to the utility model discloses an embodiment, the delivery port is located the bottom of box, the quantity of strengthening rib is many, many the strengthening rib is keeping away from interval arrangement in the direction of delivery port.

According to the utility model discloses an embodiment, the protruding fixed station that is equipped with of outer wall of inner bag, first coverboard towards one side of second coverboard is equipped with the ring platform, the ring platform with the sealed butt of second coverboard, first coverboard still is equipped with the through hole, the through hole with the inner circle of ring platform is linked together, the fixed station is worn to locate the through hole, and with the ring platform butt.

According to the utility model discloses an embodiment, the delivery port is equipped with the check valve, the check valve along the water storage chamber arrives the direction one-way conduction in chamber holds.

According to the utility model discloses an embodiment, drainage channel includes the pipeline section of intaking and the pipeline section of going out that just inclines to set up side by side, drainage channel's drainage export with the drainage import all set up in the bottom of box, intake the pipeline section by the drainage import slope upwards extends, go out the pipeline section by the drainage export slope upwards extends, until with intake the pipeline section intercommunication, just intake the pipeline section and be located drainage channel's top.

According to the utility model discloses an embodiment, the protruding water conservancy diversion gusset that is equipped with of inner wall in wind channel, water conservancy diversion gusset orientation the air-out direction slope in wind channel extends, just the water conservancy diversion gusset is neighbouring the air intake sets up.

According to the utility model discloses an embodiment, the wind channel is close to air outlet department is snakelike.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a water tank and an inner container provided by an embodiment of the present invention;

fig. 2 is a front view of a water tank provided by an embodiment of the present invention;

fig. 3 is an exploded view of a water tank according to an embodiment of the present invention.

Reference numerals:

100. a box body; 10. a water storage cavity; 11. a water inlet; 12. a water outlet; 20. an air duct; 21. an air inlet; 22. an air outlet; 23. a flow guiding rib plate; 30. a drainage channel; 31. a drain inlet; 32. a drain outlet; 33. a water inlet pipe section; 34. a water outlet pipe section; 40. a first shell plate; 41. reinforcing ribs; 42. a ring platform; 43. a through hole; 50. a second shell plate; 200. an inner container; 201. a receiving cavity.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the 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 embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted 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 embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

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 an embodiment 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Referring to fig. 1 to 3, a dishwasher according to an embodiment of the present invention includes an inner container 200 and a cabinet 100, wherein a receiving cavity 201 is provided in the inner container 200; the box body 100 is installed in the inner container 200, and a water storage cavity 10, an air duct 20 and a drainage channel 30 are arranged in the box body 100; the water outlet 12 of the water storage chamber 10 is communicated with the water supply inlet of the accommodating chamber 201, the air inlet 21 of the air duct 20 is communicated with the accommodating chamber 201, and the water drainage inlet 31 of the water drainage channel 30 is communicated with the water drainage outlet of the accommodating chamber 201.

According to the utility model discloses dishwasher, through installing box 100 on inner bag 200, be equipped with water storage chamber 10 in the box 100 for the water of usefulness of washing dishes is washed in the storage, with the chamber 201 that holds of the 12 intercommunication inner bags 200 of delivery port of water storage chamber 10, in order to realize that box 100 supplies water for holding chamber 201. In this manner, it is convenient to wash dishes to be washed, which are placed in the receiving chamber 201, using water in the water storage chamber 10. Meanwhile, the air duct 20 is integrated into the box 100, and the air inlet 21 of the air duct 20 is communicated with the accommodating cavity 201, when the dishes in the accommodating cavity 201 are dried, hot and humid air is discharged from the air duct 20, wherein the humid air is condensed in the air duct 20, and the humid air is prevented from being directly discharged to the outside. In addition, the sewage in the accommodating chamber 201 can be discharged through the drainage channel 30 in the tank 100, thereby facilitating the directional sewage discharge. The present solution reduces the structural complexity and reduces the overall volume of the dishwasher by integrating the water storage chamber 10, the air duct 20 and the drainage channel 30 into the cabinet 100.

In one embodiment, the water storage chamber 10, the air duct 20 and the drainage channel 30 are not communicated with each other, for example, the water storage chamber 10, the air duct 20 and the drainage channel 30 are formed by partition plates, so as to prevent water in the water storage chamber 10 from flowing out of the air duct 20 or the drainage channel 30. In other embodiments, the water storage chamber 10, the air duct 20 and the drainage channel 30 may be communicated with each other, or two of the water storage chamber 10, the air duct 20 and the drainage channel 30 may be communicated with each other, as long as the basic functions of the water storage chamber 10, the air duct 20 and the drainage channel 30 are not affected.

In this embodiment, the box 100 is fixed to the outer wall surface of the inner container 200, and optionally fixed by bolts or screws, so that the assembly and disassembly are convenient and the stability is high. It will be appreciated that the case 100 is provided with a water storage chamber 10 for storing water, and the water outlet 12 of the water storage chamber 10 may be communicated with the water supply port of the receiving chamber 201 through a pipe. Therefore, water can be injected into the water storage cavity 10 from the water inlet 11 of the water storage cavity 10, and the water can be discharged into the accommodating cavity 201 from the water outlet 12 at any time during the dish washing operation. Illustratively, the water inlet 11 of the water storage chamber 10 may be connected to a water purification system, such as an EDR water purification system, through which water is supplied to the water storage chamber 10. So, the water source is provided by the EDR water purification system, is provided with the water intaking valve on the EDR water purification system, and the water after the purification gets into water storage chamber 10, and the reentrant holds and heats to 45~70 ℃ and wash in the chamber 201, because national standard stipulates that ambient temperature is 23 ℃, so the temperature of water in water storage chamber 10 is heated to 45~70 ℃ by 23 ℃ and is washed. Compared with the method that the water is directly supplied to the accommodating cavity 201 by using the tap water, the method that the tap water is supplied at the temperature of 15 ℃ according to the national standard, and the water is heated and dishes are washed after the water is stored in the water storage cavity 10 can reduce the consumption of heating energy. Meanwhile, as the water entering the accommodating cavity 201 for washing bowls and dishes is soft water, and the EDR water purification system is adopted as a water source, a water softener can be omitted, and the space of the chassis is released, so that the overall size of the dish washing machine is reduced.

It can be understood that the dishes washed clean in the receiving chamber 201 need to be dried, and for this reason, the cabinet 100 is integrated with the duct 20, and the duct 20 communicates with the receiving chamber 201. It will be appreciated that the air duct 20 is spaced apart from the water storage chamber 10, and hot and humid air is discharged through the air duct 20 when the drying operation is performed in the accommodating chamber 201. Therefore, the heat of the hot and humid air is conducted to the water with relatively low temperature in the water storage cavity 10 through the air duct wall, so that the water can be heated, and the energy consumed by heating the water is reduced. Meanwhile, the hot and humid air hits the inner wall of the air duct 20 to be condensed into water, thereby reducing the situation that a large amount of steam is discharged.

In addition, the box body 100 is also provided with a drainage channel 30, as the dirty water in the accommodating cavity 201 is drained through the drainage pump, in order to avoid overlarge drainage impact force, the drainage channel 30 is arranged to drain the dirty water in the accommodating cavity 201, and the drainage channel 30 is communicated with the drainage outlet of the accommodating cavity 201 through a pipeline. The drainage channel 30 can play a role in buffering and reducing the impact force of drainage. Meanwhile, a pipeline is externally connected to the drainage outlet 32 of the drainage channel 30 to realize directional drainage, so that the concentrated drainage of dirty water is facilitated.

As shown in fig. 3, according to an embodiment of the present invention, the drainage channel 30 and the air duct 20 are respectively located at opposite sides of the water storage chamber 10.

In this embodiment, the drainage channel 30 and the air duct 20 may be respectively disposed at the left and right edges of the water storage chamber 10, so as to maximize the volume of the water storage chamber 10. Wherein, the air duct 20 extends in the vertical direction of the water storage chamber 10, and exhausts air in an up-in-down-out manner, so as to facilitate the smooth discharge of hot and humid air. For example, when the box 100 is square, the drainage channel 30 may be disposed at a corner of the box 100 to reduce the occupation of the internal space of the box 100 and maximize the volume of the water storage chamber 10.

In other embodiments, the drainage channel 30 may also be disposed below the water storage chamber 10, and the air duct 20 is disposed at the left or right of the water storage chamber 10, and the relative positions of the drainage channel 30 and the air duct 20 with respect to the water storage chamber 10 may be adjusted according to actual requirements, so as to facilitate installation of an inner container of a dishwasher, which is not limited herein.

According to an embodiment of the present invention, the box body 100 includes a first shell 40 and a second shell 50, and the second shell 50 is connected to the first shell 40 and encloses to form the water storage cavity 10, the air duct 20 and the drainage channel 30.

In this embodiment, the first shell 40 and the second shell 50 are adapted and covered to enclose the water storage chamber 10, the air duct 20 and the drainage channel 30. Alternatively, the housing 100 may be made of a plastic material to reduce the weight and cost of the housing 100. The first shell plate 40 and the second shell plate 50 may be fixedly connected by a heat-pressure welding method to improve connection stability and sealing performance, and of course, waterproof glue or the like may be used for bonding, and the connection method of the first shell plate 40 and the second shell plate 50 is not limited herein. It is understood that the water inlet 11 and the water outlet 12 of the water storage cavity 10 may be formed by opening notches at corresponding positions of the first shell 40 and the second shell 50, and the two notches surround each other, but of course, openings may be formed in the first shell 40 or the second shell 50 to form the water inlet 11 and the water outlet 12, which is not limited herein. Similarly, the inlet and outlet of the air duct 20 and the drainage channel 30 can also refer to the above-mentioned arrangement, and are not described in detail herein. It can be understood that, a rib may be protruded on a side of the first shell 40 facing the second shell 50, and when the first shell 40 is connected to the second shell 50, the rib abuts against the second shell 50 to form the air duct 20, and the drainage channel 30 is arranged in a similar manner. Further, a groove may be formed at a side of the second shell 50 facing the first shell 40, and a rib may be inserted into the groove to improve connection stability and sealing performance. The groove may be formed by a direct slot, or may be formed by two ribs extending in parallel and enclosing the second shell 50 together.

According to the utility model discloses an embodiment, the protruding strengthening rib 41 that is equipped with in one side that faces second shell plate 50 of first shell plate 40, strengthening rib 41 and second shell plate 50 butt.

In this embodiment, in order to ensure the strength of the box body 100, the first shell plate 40 may be provided with the reinforcing ribs 41, and the reinforcing ribs 41 may be formed integrally with the first shell plate 40 or may be fixed to the first shell plate 40 by adhesion. The reinforcing ribs 41 abut against the second shell plate 50 to prevent the box body 100 from being easily flattened, and the reinforcing ribs 41 may be straight or bent.

According to the utility model discloses an embodiment, delivery port 12 is located the bottom of box 100, and the quantity of strengthening rib 41 is many, and many strengthening ribs 41 are arranged at the interval in the direction of keeping away from delivery port 12.

In this embodiment, the water outlet 12 is disposed at the bottom of the box 100 for facilitating the water to flow out. Meanwhile, the number of the reinforcing ribs 41 is plural to further reinforce the strength of the case 100. Alternatively, the reinforcing rib 41 extends in the left-right direction, and both ends of the reinforcing rib 41 are spaced apart from both sides of the case 100, so that when the water in the water storage chamber 10 is gradually discharged from the water outlet 12, the upper water can gradually flow to the water outlet 12 along the reinforcing rib 41. It will be appreciated that the reinforcing rib 41 may also be disposed obliquely to incline toward the water outlet 12, so as to facilitate the water in the water storage chamber 10 to flow out.

According to an embodiment of the utility model, delivery port 12 is equipped with the check valve, and the check valve is along water storage chamber 10 to the direction one-way conduction that holds chamber 201.

In this embodiment, in order to facilitate the control of water transmission from the water storage cavity 10 to the accommodating cavity 201, a check valve is disposed at the water outlet 12 to one-way switch on the water storage cavity 10 and the accommodating cavity 201, so as to prevent water from flowing backward into the water storage cavity 10 from the accommodating cavity 201.

Referring to fig. 1 and 3, according to an embodiment of the present invention, a fixing platform is protruded from an outer wall of the inner container 200, a ring platform 42 is disposed on a side of the first shell plate 40 facing the second shell plate 50, the ring platform 42 is in sealing contact with the second shell plate 50, the first shell plate 40 is further provided with a through hole 43, the through hole 43 is communicated with an inner ring of the ring platform 42, and the fixing platform is disposed through the through hole 43 and is in contact with the ring platform 42.

In this embodiment, the fixing base is in sealing contact with the second housing to prevent water from leaking out of the second housing. The fixing table may be cylindrical, and correspondingly, the through hole 43 is a circular hole, and the annular table 42 is circular, and it should be noted that the through hole 43 and the inner ring of the annular table 42 are combined to form a groove shape for the fixing table to penetrate through. It can be understood that, when the box body 100 is installed on the outer wall of the inner container 200, the fixing table may be correspondingly disposed at the through hole 43 and the ring table 42, that is, the box body 100 is supported by the fixing table, so as to improve the installation stability. Of course, in other embodiments, the fixing platform may be in the shape of a truncated pyramid, and the corresponding through hole 43 and the ring platform 42 are adapted to the fixing platform.

As shown in fig. 3, according to an embodiment of the present invention, the drainage channel 30 includes a water inlet pipe section 33 and a water outlet pipe section 34 which are arranged side by side and inclined, the drainage outlet 32 and the drainage inlet 31 of the drainage channel 30 are both arranged at the bottom of the box 100, the water inlet pipe section 33 is inclined and extended upward from the drainage inlet 31, the water outlet pipe section 34 is inclined and extended upward from the drainage outlet 32 until communicating with the water inlet pipe section 33, and the water inlet pipe section 33 is located above the drainage channel.

In this embodiment, the drainage channel 30 is disposed at one corner of the box 100, so as to reduce the space occupation. Specifically, the drain inlet 31 is disposed at the bottom of the tank 100, the water inlet pipe section 33 extends from the drain inlet 31 obliquely to the side of the tank 100, the drain outlet 32 is disposed at the bottom of the tank 100 and spaced from the drain inlet 31, the water outlet pipe section 34 extends from the drain outlet 32 obliquely to the side of the tank 100, and the water outlet pipe section 34 communicates with the water inlet pipe section 33. Thus, since the water inlet pipe section 33 extends obliquely upward, water in the accommodating chamber 201 is not easily discharged from the drain passage 30 when circulating. Of course, in other embodiments, a valve may be provided at the drain outlet 32 to control the draining of water.

According to the utility model discloses an embodiment, the protruding water conservancy diversion gusset 23 that is equipped with of inner wall in wind channel 20, water conservancy diversion gusset 23 extends towards the air-out direction slope in wind channel 20, and the adjacent air intake 21 setting of water conservancy diversion gusset 23.

In this embodiment, the number of the flow guide rib plates 23 is two, each flow guide rib plate 23 extends from the inner wall of the air duct 20 toward the center of the air duct 20, and the two flow guide rib plates 23 are spaced apart from each other. That is, the wind can pass through the space between the two flow guiding rib plates 23, so that the hot and humid wind coming out of the accommodating cavity 201 can be guided by the flow guiding rib plates 23 to better flow to the wind outlet 22. Meanwhile, hot and humid air can be condensed on the flow guide rib plate 23, so that the condensation area is increased. In other embodiments, the number of the flow guiding rib plates 23 may be multiple, as long as the air duct 20 is not blocked.

According to one embodiment of the present invention, the air duct 20 has a serpentine shape adjacent to the air outlet 22.

In this embodiment, the air duct 20 is used for condensing hot and humid air, and the wall of the air duct will generate condensed water, for which purpose, the condensed water needs to be concentrated. The air duct 20 is disposed in a serpentine shape adjacent to the air outlet 22, so that air can normally pass through the serpentine air duct 20 and be discharged from the air outlet 22, and condensed water cannot smoothly pass through the serpentine air duct 20. It can be understood that a condensed water outlet can be formed at the lowest position of the serpentine air duct 20 and communicated to the accommodating cavity 201, and then the condensed water in the air duct 20 can flow back to the accommodating cavity 201 for reuse, so that the water recycling rate is improved. Specifically, the air duct 20 extends downward from the air inlet 21, and is bent twice adjacent to the air outlet 22 to form the air outlet 22 at the bottom of the cabinet 100.

Finally, it should be noted that the above embodiments are only used for illustrating the present invention, and are not to be construed as limiting the present invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of the technical solutions should be covered by the scope of the claims of the present invention.

Claims

1. A dishwasher, comprising:

the inner container is internally provided with an accommodating cavity;

2. The dishwasher of claim 1, wherein the drain passage and the air duct are respectively located at opposite sides of the water storage chamber.

3. The dishwasher of claim 1, wherein the cabinet comprises:

a first shell plate;

4. The dishwasher of claim 3, wherein a side of the first housing plate facing the second housing plate is convexly provided with a rib, and the rib abuts against the second housing plate.

5. The dishwasher of claim 4, wherein the water outlet is located at the bottom of the cabinet, the number of the reinforcing ribs is multiple, and the multiple reinforcing ribs are arranged at intervals in a direction away from the water outlet.

6. The dishwasher of claim 3, wherein a fixing platform is convexly arranged on the outer wall of the inner container, a circular platform is arranged on one side of the first shell plate facing the second shell plate, the circular platform is in sealing and abutting connection with the second shell plate, the first shell plate is further provided with a through hole, the through hole is communicated with an inner ring of the circular platform, and the fixing platform is arranged in the through hole in a penetrating way and is abutted against the circular platform.

7. The dishwasher according to any one of claims 1 to 6, wherein the water outlet is provided with a one-way valve which is in one-way communication in a direction from the water storage chamber to the accommodating chamber.

8. The dishwasher according to any one of claims 1 to 6, wherein the drain passage comprises a water inlet pipe section and a water outlet pipe section which are arranged side by side and obliquely, the drain outlet and the drain inlet of the drain passage are both arranged at the bottom of the cabinet, the water inlet pipe section extends obliquely upwards from the drain inlet, the water outlet pipe section extends obliquely upwards from the drain outlet until being communicated with the water inlet pipe section, and the water inlet pipe section is positioned above the drain passage.

9. The dishwasher according to any one of claims 1 to 6, wherein a flow guide rib plate is convexly arranged on the inner wall of the air duct, the flow guide rib plate extends obliquely towards the air outlet direction of the air duct, and the flow guide rib plate is arranged close to the air inlet.

10. The dishwasher of any one of claims 1 to 6, wherein the air duct is serpentine shaped adjacent the air outlet.