CN209932643U

CN209932643U - Dish washing machine

Info

Publication number: CN209932643U
Application number: CN201822277235.1U
Authority: CN
Inventors: 卢宇聪; 蔡浩生; 杜建成
Original assignee: Guangdong Vanward New Electric Co Ltd
Current assignee: Guangdong Vanward New Electric Co Ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2020-01-14
Anticipated expiration: 2028-12-29

Abstract

The utility model discloses a dish washing machine, which comprises an inner container and an air inlet device arranged on the inner container; a washing chamber is formed in the inner container, the inner container is provided with a side plate, and the air inlet device comprises an air inlet pipe; the air inlet pipe is internally provided with an air inlet channel and is provided with a first pipe part, a second pipe part and a third pipe part which are sequentially connected, the first pipe part is used for mounting electronic components, and the first pipe part is provided with an air inlet; the third pipe portion penetrates through the side plate and extends into the washing cavity, an air outlet communicated with the washing cavity is formed in the third pipe portion, a first corner is formed between the first pipe portion and the second pipe portion, a second corner is formed between the second pipe portion and the third pipe portion, and the first corner is higher than the second corner, so that height difference is formed at two ends of the second pipe portion. After the water for spraying and washing dishes enters the air inlet pipe, the water is not easy to enter the third pipe part to influence the work of the electronic component due to the blocking effect of the height difference formed at the two ends of the first corner, the second corner and the second pipe part.

Description

Dish washing machine

Technical Field

The utility model relates to a kitchen utensils and appliances technical field especially relates to a dish washer.

Background

In the dishwasher industry, after the washing process of the dishwasher is finished, the inner container is in a high-temperature and high-humidity environment, and under the condition, the dishwasher is very not beneficial to quickly drying tableware. The traditional dish washer mainly dries the tableware through the residual heat remained in the inner container, and the drying system has a simple structure and is easy to implement due to the fact that other parts are not required to be added; however, since the damp and hot air in the inner container is not effectively discharged, the damp and hot air in the inner container is condensed to the inner wall of the inner container of the dishwasher and the tableware again to form water drops in the drying process, so that the drying effect and the drying efficiency are very poor, and the satisfaction degree of users to the products is reduced.

In order to solve the technical problem existing in the traditional drying system of the dish-washing machine, the prior art provides a drying system adopting a fan, namely, an air inlet device is arranged at the lower right part of an inner container, and a respirator is arranged at the upper left part of the inner container. And at the final rinsing later stage, after the stored flowing water in the respirator flows into the water softener, the fan operates to remove the humid air in the liner and enhance the drying, and the humid and hot air in the liner can be directly communicated with the outside atmosphere through the respirator. On one hand, the inside damp and hot air naturally flows upwards and is exhausted into the outside air of the dish washing machine through the respirator, on the other hand, the outside air is continuously supplemented into the inner container through the air inlet device and the gap at the lower end of the door, so that the damp and hot air in the inner container forms directional flow, and the tableware and the inner container are dried. However, since the air inlet device is installed at the lower right corner of the inner container, water enters the air inlet device to affect the operation of the electronic components of the air inlet device when the dishwasher is in operation and spraying.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a dish washer is provided, its water that can avoid spraying and wash the dishes gets into to influence electronic components's work in the air inlet unit, guarantees air inlet unit's electronic components's safety and life-span.

In order to achieve the purpose of the utility model, the utility model adopts the following technical proposal:

a dishwasher comprises an inner container and an air inlet device arranged on the inner container; a washing chamber is formed in the inner container, the inner container is provided with a side plate, and the air inlet device comprises an air inlet pipe; the air inlet pipe is internally provided with an air inlet channel and is provided with a first pipe part, a second pipe part and a third pipe part which are sequentially connected, the first pipe part is used for mounting electronic components, and the first pipe part is provided with an air inlet; the third pipe portion passes the curb plate stretches into to wash in the cavity, be equipped with the intercommunication on the third pipe portion the air outlet of washing cavity, first pipe portion with be formed with first turning between the second pipe portion, be formed with the second turning between second pipe portion and the third pipe portion, first turning is higher than the second turning.

In one embodiment, the air inlet pipe is in a hook shape, and the first pipe part is positioned above the inner container. Through setting up the top that first pipe portion is located the inner bag for the air intake is located the top of inner bag, makes in the difficult entering to first pipe portion of water.

In one embodiment, the axis of the first pipe portion is perpendicular to the side plate; or, the first pipe part is arranged obliquely upwards. Through setting up the setting of first pipe portion tilt up for the difficult electronic components that influences in getting into first pipe portion of water.

In one embodiment, the axis of the third pipe portion is perpendicular to the side plate; or, the third pipe portion is provided obliquely downward. Through setting up the downward sloping setting of third pipe portion for water easily water conservancy diversion returns washing in the chamber.

In one embodiment, the third pipe portion is inserted through an upper portion of the side plate.

In one embodiment, the axis of the first pipe portion and the axis of the second pipe portion are both arranged in parallel with the side plate through which the third pipe portion is inserted.

In one embodiment, the air inlet device further comprises a fan, and the fan is arranged in the first pipe portion corresponding to the air inlet.

In one embodiment, the air inlet device further comprises a sterilizing and heating device arranged in the first pipe part. The sterilizing and heating device is used for sterilizing the air sent into the inner container at high temperature, so that the tableware is prevented from being polluted by bacteria.

In one embodiment, the sterilizing heating device is a PTC heater. The PTC heater is an automatic stable and electricity-saving electric heater. The safety device has the prominent characteristic of ensuring that the hidden troubles of scalding, firing and the like caused by heating can not be caused on the safety performance. After the dish-washing machine finishes washing, the fan sends hot air heated by the PTC heater into the inner container through program control, the PTC heater can quickly reach the required temperature to dry the inner container, after reaching a certain temperature, the program control PTC heater stops working, and the fan continuously supplies air to remove high-temperature residual steam in the inner container, so that the dish-washing machine achieves the drying and dehumidifying functions.

In one embodiment, the air inlet pipe comprises a first cover and a second cover which are detachably connected, and the first cover and the second cover enclose the air inlet channel; the air inlet is formed in the first sealing cover; the first cover is formed on the first tube portion. Constitute by first closing cap and second closing cap through setting up the intake pipe, and on first closing cap formed and the first pipe portion, the dismouting of fan in the first pipe portion of being convenient for.

The utility model has the advantages that: the utility model discloses a set up and form first turning between first pipe portion and the second pipe portion, form the second turning between second pipe portion and the third pipe portion, and first turning is higher than the second turning, make the both ends of second pipe portion form and be equipped with the difference in height, water that washes the dishes after spraying gets into in the inlet duct, water can receive stopping at first turning and second turning, and water is back in getting into the second pipe portion, because the both ends of second pipe portion have the difference in height, make the water that gets into in the second pipe portion still can receive the effect of blockking of its self gravity, the water that blocks is again by the inlet duct water conservancy diversion back washing chamber again, at first turning, the both ends of second turning and second pipe portion form under the effect of blockking of difference in height, make water be difficult for getting into to influence electronic components's work in the third pipe portion, electronic components's safety and life have been guaranteed.

Drawings

Fig. 1 is a schematic perspective view of a dishwasher according to a first embodiment of the present invention;

FIG. 2 is an exploded view of the dishwasher of FIG. 1;

FIG. 3 is a cross-sectional view of the dishwasher shown in FIG. 1;

FIG. 4 is an exploded view of the air induction device of FIG. 1;

FIG. 5 is a schematic structural view of a dishwasher according to a second embodiment of the present invention;

fig. 6 is a schematic view of the structure of the intake pipe in fig. 5.

In the figure:

10. an inner container; 11. a washing chamber; 12. a side plate; 13. perforating;

20. an air inlet pipe; 21. an air intake passage; 22. a first pipe portion; 23. an air inlet; 24. a second pipe portion; 25. A third pipe portion; 26. an air outlet; 271. a first corner; 272. a second corner; 28. a first cover; 29. A second cover;

30. a fan;

40. a sterilizing and heating device;

50. a gap-filling material;

60. a spraying device; 61. an upper spray arm; 62. and a lower spray arm.

Detailed Description

In the description of the present invention, it is to be understood that the terms "length", "width", "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 description and simplicity of description, and do not indicate or imply that the device or element being 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", "second", may explicitly or implicitly include one or more of that feature.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection, or as an integral part; can be mechanically or electrically connected; 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 in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Referring to fig. 1 to 4, a dishwasher according to a first embodiment of the present invention includes an inner container 10, a spraying device 60 disposed in the inner container 10, and an air inlet device installed on the inner container 10. The spraying device 60 is used for spraying and cleaning the tableware placed in the inner container 10, and the air inlet device is used for allowing external air to enter the inner container 10.

The inner container 10 has a washing chamber 11 formed therein, and as shown in fig. 2, the inner container 10 has a side plate 12, and the side plate 12 is provided with a through hole 13 through which the air inlet device passes.

As shown in fig. 3, the air intake device includes an air intake duct 20 and a blower 30 disposed in the air intake duct 20, and the blower 30 is used for driving external air to be drawn into the washing chamber 11 through the air intake duct 20.

An air inlet channel 21 is arranged in the air inlet pipe 20, the air inlet pipe 20 is provided with a first pipe part 22, a second pipe part 24 and a third pipe part 25 which are sequentially connected, the first pipe part 22 and the second pipe part 24 are positioned outside the liner 10, the first pipe part 22 is used for mounting electronic components, an air inlet 23 is arranged on the first pipe part 22, and the fan 30 is arranged in the first pipe part 22 corresponding to the air inlet 23; the third pipe part 25 passes through the through hole 13 and extends into the washing chamber 11, the air outlet 26 communicated with the washing chamber 11 is arranged on the third pipe part 25, a first corner 271 is formed between the first pipe part 22 and the second pipe part 24, a second corner 272 is formed between the second pipe part 24 and the third pipe part 25, and the first corner 271 is higher than the second corner 272, so that a height difference is formed between two ends of the second pipe part 24. After the water that sprays the dishes gets into in the intake pipe 20, water can receive the blockking of first corner 271 and second corner 272, and water is back in getting into second pipe portion 24, because the both ends of second pipe portion 24 have the difference in height, make the water that gets into in the second pipe portion 24 still receive the blockking of its self gravity, the water that blocks is guided back to washing chamber 11 again by intake pipe 20 in, under the effect of blockking of first corner 271, the both ends formation difference in height of second corner 272 and second pipe portion 24, make water be difficult for getting into to influence electronic components's work in the third pipe portion 25, electronic components's safety and life have been guaranteed.

In this embodiment, the air inlet pipe 20 is hook-shaped, and the first pipe portion 22 is located above the inner container 10, which makes the air inlet 23 higher than the washing chamber 11, thereby making it more difficult for water to enter the first pipe portion 22.

In the present embodiment, the axis of the first pipe portion 22 is perpendicular to the side plate 12. In other embodiments, the first pipe portion 22 may be inclined upward, and the first pipe portion 22 may be inclined upward to make water less likely to enter the first pipe portion 22.

Optionally, the air inlet 23 is formed by a plurality of air inlet holes, so that on one hand, impurities with large particle sizes can be prevented from entering the air inlet pipe 20 to affect the operation of the fan 30, and on the other hand, noise generated when air enters the first pipe portion 22 from the air inlet 23 can be reduced.

In the present embodiment, the second pipe portion 24 is linear, and both ends of the second pipe portion 24 vertically connect the first pipe portion 22 and the third pipe portion 25, respectively. In other embodiments, the second pipe portion 24 may be linear, and the second pipe portion 24 may be provided obliquely to the first pipe portion 22 and the third pipe portion 25; alternatively, the second pipe portion 24 is provided in a curved shape, for example, a U-shaped curve, a serpentine curve, or the like.

In the present embodiment, the axis of the third pipe portion 25 is perpendicular to the side plate 12. In other embodiments, the third pipe portion 25 may be inclined downward, and the third pipe portion 25 may be inclined downward to guide the water back into the washing chamber 11.

Further, the third pipe portion 25 is perforated in the upper portion of the side plate 12, that is, the perforation 13 through which the first pipe portion 22 is perforated is provided in the upper portion of the side plate 12, which may increase the difficulty of water entering into the third pipe portion 25.

Optionally, a gap-filling material 50 is filled between the third pipe portion 25 and the side plate 12 to fill a gap between the third pipe portion 25 and the side plate 12, so that air in the inner container 10 is prevented from flowing out from between the third pipe portion 25 and the side plate 12. Preferably, the gap-fill material 50 is glue. By providing the caulking material 50 as glue, the caulking material 50 is not easily detached from the rear side plate 12.

As shown in fig. 4, the air intake duct 20 includes a first cover 28 and a second cover 29 detachably connected, the first cover 28 and the second cover 29 enclosing an air intake passage 21; the air inlet 23 is arranged on the first sealing cover 28; a first cover 28 is formed on the first tube portion 22 to facilitate mounting of the electronic component within the first tube portion 22.

The air inlet device further comprises a sterilizing and heating device 40 arranged in the first pipe part 22 and used for sterilizing the air sent into the inner container 10 at high temperature so as to avoid bacteria polluting tableware. Through setting up germicidal heating device 40 in first pipe portion 22, on the one hand because the water in inner bag 10 can't enter into first pipe portion 22 in, germicidal heating device 40 also can not receive the influence of the water in inner bag 10, has guaranteed germicidal heating device 40 and can normally operate, because first closing cap 28 forms with first pipe portion 22 on, the dismouting of germicidal heating device 40 in intake pipe 20 of being convenient for. In the present embodiment, the germicidal heating unit 40 is located downstream of the blower 30 in the direction of the incoming air.

Alternatively, the sterilizing heating device 40 is a PTC heater. The PTC heater is an automatic stable and electricity-saving electric heater. The safety device has the prominent characteristic of ensuring that the hidden troubles of scalding, firing and the like caused by heating can not be caused on the safety performance. After the dishwasher is washed, the fan 30 sends hot air heated by the PTC heater into the inner container 10 through program control, the PTC heater can quickly reach the required temperature to dry the inner container 10, after reaching a certain temperature, the program control PTC heater stops working, the fan 30 continues to supply air to remove the water vapor remained in the inner container 10 at high temperature, and the dishwasher achieves the drying and dehumidifying functions.

Referring to fig. 1, the spraying device 60 is located in the washing chamber 11, and the spraying device 60 includes an upper spraying arm 61 and a lower spraying arm 62 which are arranged in parallel, wherein the upper spraying arm 61 is located below the lower spraying arm 62. The outer surfaces of the upper spray arm 61 and the lower spray arm 62 are provided with a plurality of spray holes. When spraying, the dishes are placed between the upper spray arm 61 and the lower spray arm 62. After the tableware is put in place, the upper spray arm 61 and the lower spray arm 62 spray and clean the tableware.

Referring to fig. 5 and 6, a dishwasher according to a second embodiment of the present invention is different from the first embodiment in that: the air inlet pipe 20 is not hooked, and the axes of the second pipe portion 24 and the third pipe portion 25 are parallel to the side plate 12 through which the third pipe portion 25 passes.

In the dishwasher, the first corner 271 is formed between the first pipe portion 22 and the second pipe portion 24, the second corner 272 is formed between the second pipe portion 24 and the third pipe portion 25, and the first corner 271 is higher than the second corner 272, so that the height difference is formed at the two ends of the second pipe portion 24, after the water for spraying and washing dishes enters the air inlet pipe 20, the water is blocked by the first corner 271 and the second corner 272, and after the water enters the second pipe portion 24, because the height difference is formed at the two ends of the second pipe portion 24, the water entering the second pipe portion 24 is also blocked by the self-gravity thereof, the blocked water is redirected back to the washing chamber 11 by the air inlet pipe 20, and under the blocking action of the height difference formed at the two ends of the first corner 271, the second corner 272 and the second pipe portion 24, the water is not easy to enter the third pipe portion 25 to influence the operation of the electronic components, the safety and the service life of the electronic components are ensured.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A dishwasher, characterized by comprising an inner container (10) and an air inlet device mounted on the inner container (10); a washing chamber (11) is formed in the inner container (10), the inner container (10) is provided with a side plate (12), and the air inlet device comprises an air inlet pipe (20); an air inlet channel (21) is arranged in the air inlet pipe (20), the air inlet pipe (20) is provided with a first pipe part (22), a second pipe part (24) and a third pipe part (25) which are sequentially connected, the first pipe part (22) is used for mounting electronic components, and an air inlet (23) is formed in the first pipe part (22); the third pipe part (25) penetrates through the side plate (12) and extends into the washing chamber (11), an air outlet (26) communicated with the washing chamber (11) is formed in the third pipe part (25), a first corner (271) is formed between the first pipe part (22) and the second pipe part (24), a second corner (272) is formed between the second pipe part (24) and the third pipe part (25), and the first corner (271) is higher than the second corner (272).

2. The dishwasher of claim 1, wherein the air inlet duct (20) is hook-shaped, and the first duct portion (22) is located above the tub (10).

3. The dishwasher of claim 2, characterized in that the axis of the first duct portion (22) is perpendicular to the side plate (12); or, the first pipe part (22) is arranged obliquely upward.

4. The dishwasher of claim 2, characterized in that the axis of the third duct portion (25) is perpendicular to the side plate (12); or, the third pipe portion (25) is provided obliquely downward.

5. The dishwasher of claim 2, characterized in that the third duct portion (25) is provided through an upper portion of the side plate (12).

6. The dishwasher of claim 1, characterized in that the axis of the first duct portion (22) and the axis of the second duct portion (24) are both arranged parallel to the side plate (12) through which the third duct portion (25) is threaded.

7. The dishwasher of claim 1, characterized in that the air intake device further comprises a fan (30), the fan (30) being arranged in the first pipe portion (22) in correspondence of the air intake (23).

8. The dishwasher of claim 1, characterized in that the air intake device further comprises a germicidal heating device (40) provided in the first duct portion (22).

9. The dishwasher of claim 8, characterized in that the germicidal heating device (40) is a PTC heater.

10. The dishwasher of any one of claims 1 to 9, characterized in that the air intake duct (20) comprises a first cover (28) and a second cover (29) which are detachably connected, the first cover (28) and the second cover (29) enclosing the air intake channel (21); the air inlet (23) is formed in the first sealing cover (28); the first cover (28) is formed on the first tube portion (22).