CN214157250U

CN214157250U - Dish washing machine

Info

Publication number: CN214157250U
Application number: CN202022623138.0U
Authority: CN
Inventors: 张永杰
Original assignee: Sakura Bath and Kitchen Products China Co Ltd
Current assignee: Sakura Bath and Kitchen Products China Co Ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-09-10
Anticipated expiration: 2030-11-13

Abstract

The utility model belongs to the technical field of kitchen appliance, concretely relates to dish washer. The dishwasher comprises a shell, a first drainage pump and a second drainage pump, wherein the shell is provided with a dish washing cavity and a base which participates in enclosing the dish washing cavity, and the inner wall of the base is provided with a water collecting cavity and a water outlet communicated with the water collecting cavity. The first drainage pump is installed in the shell, and the water inlet of first drainage pump and the delivery port intercommunication of base. The second draining pump is a negative pressure forced draining pump, the negative pressure forced draining pump is installed on the shell, and a water inlet of the negative pressure forced draining pump is communicated with a water outlet of the base. After the dish is washed, the first water discharge pump is started to discharge water in the dish washing cavity, and then the negative pressure forced discharge pump is started to discharge residual water. The utility model discloses a combination of first drain pump and negative pressure forced-ventilated pump can improve the drainage effect.

Description

Dish washing machine

Technical Field

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

Background

The dish washer is a kitchen appliance, and is an appliance for washing tableware. The drainage pump of the existing dish washer adopts a centrifugal impeller pump structure, air is sucked in at the lowest water level, and residual water cannot be completely drained. That is, after the washing work of the existing dish washer is completed, a certain amount of residual water exists in the cup of the base.

Specifically, after the drainage pump is stopped, water in the drainage pipeline flows back to the impeller cavity, sewage which is not completely drained and returned sewage flow back to the main cavity from the impeller cavity, and meanwhile, condensed water obtained by condensing steam in the inner cavity finally flows back to the base water cup. When the next time of washing, the water in the main cavity is often required to be circulated to repeatedly wash the tableware, and the returned sewage can be mixed into the water for next time of washing to pollute the water and influence the washing effect. When the dish washing machine is not used for a long time, in an inner cavity closed environment, backflow sewage is not easy to evaporate, bacteria are easy to breed, peculiar smell is easy to generate, and secondary pollution is caused to tableware. In addition, when the user cleared up the filter screen, the user experience is affected by the sewage flowing back.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dish washer to improve the drainage effect.

To achieve the purpose, the utility model adopts the following technical proposal:

a dishwasher, comprising:

the bowl washing device comprises a shell, a water collecting cavity and a water outlet, wherein the shell is provided with a bowl washing cavity and a base which participates in enclosing the bowl washing cavity, and the inner wall of the base is provided with the water collecting cavity and the water outlet communicated with the water collecting cavity;

the first drainage pump is arranged on the shell, and a water inlet of the first drainage pump is communicated with a water outlet of the base;

the second drain pump, the second drain pump is the forced negative pressure pump, the forced negative pressure pump install in the shell, just the water inlet of forced negative pressure pump with the delivery port intercommunication of base.

Preferably, in the above dishwasher, the negative pressure forced draft pump is installed on an outer wall of the base.

Preferably, in the above-mentioned dishwasher, the dishwasher further comprises a mounting seat, a lug is connected to a side of the mounting seat, the lug is mounted to the housing, and the negative pressure forced-ventilated pump is mounted to the mounting seat.

Preferably, in foretell dish washer, dish washer still includes mount pad and elastic support seat, the mount pad install in the shell, elastic support seat install in the mount pad, the strong pump of arranging of negative pressure install in elastic support seat.

Preferably, in the above dishwasher, the elastic support seat has a base body and a main body connected with each other, the base body is mounted on the mounting seat, and the main body is sleeved on the negative pressure forced-discharge pump.

Preferably, in the above dishwasher, the negative pressure forced-ventilated pump includes a pump main body and an electric motor which are in transmission connection, the number of the elastic supporting seats is two, the pump main body is sleeved on and supported by one of the elastic supporting seats, and the electric motor is sleeved on and supported by the other elastic supporting seat.

Preferably, in the above dishwasher, a shock absorption protrusion is distributed on a circle of inner wall of the main body sleeved on the motor, and the shock absorption protrusion abuts against the motor.

Preferably, in the above dishwasher, the end of the mounting seat is recessed to form a mounting portion, and the elastic support seat is mounted and limited on the mounting portion.

Preferably, in the above dishwasher, the side surface of the base body is L-shaped.

Preferably, in the above-mentioned dishwasher, the dishwasher includes a section of cylindrical water outlet portion exposed to the outside and communicated with the water outlet of the base, and the water inlet of the negative pressure forced-discharge pump is connected with the water outlet portion.

The utility model discloses a dish washer's beneficial effect lies in: after the dish is washed, the first water discharge pump is started to discharge water in the dish washing cavity, and then the negative pressure forced discharge pump is started to discharge residual water. The utility model discloses a combination of first drain pump and negative pressure forced-ventilated pump can improve the drainage effect.

Drawings

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

FIG. 2 is a perspective view of a dishwasher according to an embodiment of the present invention from a second perspective;

FIG. 3 is a schematic diagram of the residual water discharge of a dishwasher according to an embodiment of the present invention;

fig. 4 is a mounting structure diagram of a negative pressure forced-ventilated pump of a dishwasher according to an embodiment of the present invention.

The component names and designations in the drawings are as follows:

the dishwasher 100, a shell 10, a base 11, a dishwashing cavity 12, a water collecting cavity 13, a water cup 15, a water outlet part 16, a first water discharge pump 20, a negative pressure forced discharge pump 30, a pump body 31, a motor 32, a water inlet pipe 33, a water outlet pipe 34, a mounting seat 40, a lug 41, a mounting part 42, a mounting plane 421, a limiting surface 422, an intermediate part 43, an elastic supporting seat 50, a base body 51, a mounting body 511, a limiting part 512, a body 52 and a shock absorption bulge 521.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; 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. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Fig. 1 is a perspective view of a dishwasher 100 according to an embodiment of the present invention from a first perspective. Fig. 2 is a perspective view of the dishwasher 100 according to the embodiment of the present invention at a second viewing angle. As shown in fig. 1 and 2, the present embodiment discloses a dishwasher 100, the dishwasher 100 includes a housing 10, a first drain pump 20 and a second drain pump, the housing 10 has a dishwashing cavity 12 and a base 11 participating in enclosing the dishwashing cavity 12, and an inner wall of the base 11 is provided with a water collection cavity 13 and a water outlet communicated with the water collection cavity 13. Specifically, the inner wall of the base 11 is recessed to form a recessed area, and a water cup 15 is installed in the recessed area, and the space enclosed by the water cup 15 is the water collecting cavity 13. The water in the dish washing chamber 12 will eventually gather in the water collecting chamber 13 and be discharged through the water outlet of the base 11.

The first drain pump 20 is a centrifugal impeller pump. The first water discharge pump 20 is installed on the housing 10, and a water inlet of the first water discharge pump 20 is communicated with a water outlet of the base 11. The second drainage pump is a negative pressure forced drainage pump 30, the negative pressure forced drainage pump 30 is installed on the housing 10, and a water inlet of the negative pressure forced drainage pump 30 is communicated with a water outlet of the base 11. Specifically, as shown in fig. 2, the first drain pump 20 and the negative pressure forced drain pump 30 are both installed on the outer wall of the base 11.

After the dishwasher 100 of the present embodiment washes dishes, the first drain pump 20 is first activated to drain the water in the dish washing chamber 12, and then the negative pressure forced drain pump 30 is activated to drain the residual water. The utility model discloses a combination of first drainage pump 20 and negative pressure forced-ventilated pump 30 can improve the drainage effect.

Continuing with FIG. 2, in the present embodiment, the dishwasher 100 includes a cylindrical and exposed water outlet portion 16 connected to the water outlet of the base 11, and the water inlet of the negative pressure forced-discharge pump 30 is connected to the water outlet portion 16. Specifically, fig. 3 is a schematic diagram of the residual water discharge of the dishwasher 100 according to an embodiment of the present invention. As shown in FIG. 3, the inlet tube 33 of the negative pressure forced-discharge pump 30 is connected to the outlet portion 16. The water outlet pipe 34 of the negative pressure forced-discharge pump 30 finally discharges the remaining water to the outside.

In this embodiment, the dishwasher 100 further includes a mounting seat 40, and a lug 41 is connected to a side of the mounting seat 40. Specifically, one lug 41 is connected to each of both side edges of the mounting seat 40. The lugs 41 are mounted to the outer wall of the base 11, thereby mounting the entire mount 40 to the outer wall of the base 11. The negative pressure forced-ventilated pump 30 is mounted on the mounting base 40. Specifically, the lug 41 is provided with a mounting hole, and the lug 41 is mounted to the outer wall of the base 11 by a screw or the like. Namely, the negative pressure forced-ventilated pump 30 of the present embodiment is mounted to the outer wall of the base 11 through the mount 40.

In order to damp the negative pressure forced displacement pump 30, the negative pressure forced displacement pump 30 of the present embodiment is mounted to the mount 40 through an elastic support base 50. The elastic support 50 is made of elastic material and has a shock absorbing function. For example, the elastic support 50 is made of silicone material.

In the present embodiment, the negative pressure forced-discharge pump 30 includes a pump main body 31 and a motor 32 that are drivingly connected. The motor 32 operates to drive the pump body 31 to operate. The present embodiment is provided with two elastic supporting seats 50, and the two elastic supporting seats 50 respectively fix and support the pump body 31 and the motor 32. In other embodiments, an elastic support base 50 may be provided to support the entire vacuum pump 30. Of course, more than three elastic supporting seats 50 can be provided to support the whole negative pressure forced-discharge pump 30.

Fig. 4 is a mounting structure view of the negative pressure forced-ventilated pump 30 of the dishwasher 100 according to the embodiment of the present invention. As shown in fig. 4, in the present embodiment, the elastic support seat 50 has a base body 51 and a main body 52 connected to each other, and the base body 51 and the main body 52 may be integrally injection-molded. The base body 51 is mounted on the mounting base 40, and the main body 52 is sleeved on the negative pressure forced-ventilated pump 30. Specifically, the main body 52 has a ring-shaped through hole, the pump main body 31 is inserted into the through hole of the main body 52 of one of the elastic supporting seats 50, and the size of the through hole of the main body 52 is matched with the size of the outer periphery of the pump main body 31 to fix the pump main body 31. The motor 32 is inserted into a through hole of the main body 52 of the other elastic support seat 50, and the size of the through hole of the main body 52 is matched with the size of the outer periphery of the motor 32 to fix the motor 32.

During the operation of the strong negative pressure pump 30, the vibration of the strong negative pressure pump 30 transmitted to the housing 10 of the dishwasher 100 is small due to the elastic support seat 50.

In order to further absorb the vibration of the motor 32, a vibration absorbing protrusion 521 is provided on an inner wall of the through hole of the body 52 where the motor 32 is located, and the vibration absorbing protrusion 521 abuts against the motor 32. Specifically, a plurality of shock absorbing protrusions 521 are distributed on the inner wall of the through hole of the main body 52 to form a circle of tooth-shaped structure.

In the present embodiment, the end of the mounting seat 40 is recessed to form the mounting portion 42, and the elastic support seat 50 is mounted on the mounting portion 42, so that the overall space occupied by the mounting seat 40 and the elastic support seat 50 can be reduced. Since the number of the elastic support seats 50 of the present embodiment is two, accordingly, both end portions of the mount 40 are recessed to form the mount portions 42. Two elastic support seats 50 are respectively mounted on the two mounting portions 42.

In the present embodiment, the side surface of the base 51 is L-shaped. Accordingly, the mounting portion 42 has a mounting plane 421 and a stopper plane 422 perpendicular to the mounting plane 421. The base 51 includes a mounting body 511 and a stopper 512 perpendicular to the mounting body 511. The mounting body 511 is fixed to the mounting plane 421 by two screws, and the limiting portion 512 is limited by the limiting surface 422. Therefore, the installation part 42 of the embodiment is not only beneficial to reducing the occupied space of the whole device, but also beneficial to limiting the position of the elastic support seat 50, and does not need the worker to repeatedly align when installing, thereby improving the position precision and the installation efficiency of the elastic support seat 50. The improvement of the position accuracy of the elastic support seat 50 also ensures that the elastic support seat 50 can reliably fix, support and absorb shock to the pump body 31 and the motor 32.

Continuing with fig. 4, the mounting block 40 of this embodiment is generally a rectangular plate, and the thickness of the intermediate portion 43 between the two mounting portions 42 is thicker to ensure that the entire mounting block 40 has sufficient strength to support the strong vacuum pump 30. The thickness of the attachment portion 42 is small to form a recessed region with the intermediate portion 43. The intermediate portion 43 is also provided with a mounting hole, and the intermediate portion 43 is fixed to the outer wall of the base 11 by a fastening member such as a screw, to improve the mounting reliability of the mounting socket 40. When the negative pressure forced-ventilated pump is installed, the installation seat 40 is firstly installed on the outer wall of the base 11, and then the negative pressure forced-ventilated pump 30 is installed.

In this embodiment, the height of the middle portion 43 is lower than the height of the limiting portions 512, so that an accommodating space is defined between the two limiting portions 512 and the middle portion 43 to accommodate a part of the negative pressure forced-discharge pump 30.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A dishwasher, comprising:

the bowl washing device comprises a shell (10), wherein the shell (10) is provided with a bowl washing cavity (12) and a base (11) which participates in enclosing the bowl washing cavity (12), and the inner wall of the base (11) is provided with a water collecting cavity (13) and a water outlet communicated with the water collecting cavity (13);

the first drainage pump (20), the first drainage pump (20) is installed on the shell (10), and a water inlet of the first drainage pump (20) is communicated with a water outlet of the base (11);

the second drain pump, the second drain pump is negative pressure forced-ventilated pump (30), negative pressure forced-ventilated pump (30) install in shell (10), just the water inlet of negative pressure forced-ventilated pump (30) with the delivery port intercommunication of base (11).

2. The dishwasher of claim 1, characterized in that the negative pressure forced-draft pump (30) is mounted on an outer wall of the base (11).

3. The dishwasher of claim 1, further comprising a mounting seat (40), wherein a lug (41) is connected to a side of the mounting seat (40), the lug (41) is mounted to the housing (10), and the negative pressure forced-discharge pump (30) is mounted to the mounting seat (40).

4. The dishwasher of claim 1, further comprising a mounting seat (40) and an elastic support seat (50), wherein the mounting seat (40) is installed at the housing (10), the elastic support seat (50) is installed at the mounting seat (40), and the negative pressure forced-discharge pump (30) is installed at the elastic support seat (50).

5. The dishwasher of claim 4, characterized in that the elastic support seat (50) has a base body (51) and a main body (52) connected, the base body (51) is mounted to the mounting seat (40), and the main body (52) is sleeved on the negative pressure forced-discharge pump (30).

6. The dishwasher of claim 5, wherein the negative pressure forced-discharge pump (30) comprises a pump body (31) and an electric motor (32) which are in transmission connection, the number of the elastic supporting seats (50) is two, the pump body (31) is sleeved on and supported by one of the elastic supporting seats (50), and the electric motor (32) is sleeved on and supported by the other elastic supporting seat (50).

7. The dishwasher of claim 6, characterized in that a shock absorption bulge (521) is distributed on one circle of inner wall of the main body (52) sleeved on the motor (32), and the shock absorption bulge (521) is abutted with the motor (32).

8. The dishwasher of claim 4, wherein the end of the mounting seat (40) is recessed to form a mounting portion (42), and the elastic support seat (50) is mounted and limited on the mounting portion (42).

9. The dishwasher of claim 5, characterized in that the lateral shape of the base body (51) is L-shaped.

10. The dishwasher of claim 1, comprising a length of cylindrical, externally exposed water outlet portion (16) communicating with the water outlet of the base (11), the water inlet of the negative pressure forced-discharge pump (30) being connected to the water outlet portion (16).