CN216535215U

CN216535215U - Drainage structure of cleaning machine

Info

Publication number: CN216535215U
Application number: CN202122458673.XU
Authority: CN
Inventors: 钟海; 朱灯光; 王栋; 林益波; 叶芳达
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-05-17
Anticipated expiration: 2031-10-12

Abstract

The utility model relates to a drainage structure of a cleaning machine, which comprises a box body and a drainage pump, wherein a drainage port is formed in the bottom of the box body, the drainage pump is arranged at the bottom of the box body, a water inlet of the drainage pump is connected with the drainage port of the box body, a drainage pipe is connected to the water outlet of the drainage pump, the drainage pipe is arranged in an inverted U shape, the upper end of the drainage pipe is higher than the water level in the box body in a cleaning state, and a one-way valve only allowing water to flow from the drainage pump to the drainage pipe is further arranged at the water outlet of the drainage pump. The drainage pump has a simple and reasonable structure, when water is drained for the first time, part of stored water is positioned in the drainage pipe and at the downstream of the one-way valve, the one-way valve keeps separating the drainage pipe and keeps the box body sealed in a non-drainage state, and the one-way valve is opened by water flow impact to realize normal drainage in a drainage pump running state; the existing traction valve structure is cancelled, so that the height of the whole drainage structure is reduced, the installation space is obviously saved, and conditions are provided for enlarging the washing cavity.

Description

Drainage structure of cleaning machine

Technical Field

The utility model relates to the technical field of dish washing machines, in particular to a drainage structure of a washing machine.

Background

At present, the water tank type dish washer is widely applied to the Chinese kitchen. The drain structure of a sink dishwasher is generally disposed at the bottom of the sink.

For example, chinese utility model patent No. CN212382591U entitled "water tank drainage mechanism and cleaning device including the same" discloses a structure, which is disposed below a water tank and includes a drainage valve assembly and a drainage pump assembly, the drainage valve assembly is used for controlling the circulation of water and residue, the drainage pump assembly is used for draining and flushing the residue in the water tank, the drainage valve assembly includes a valve body, a drainage valve motor and a valve plug, and the drainage pump assembly includes a pump body, a drainage pump motor and an impeller. The valve body includes valve water inlet, valve plug connector and valve delivery port to and the pump body includes pump water inlet, impeller connector and pump outlet port, the valve water inlet with the basin outlet pipe intercommunication of basin bottom, the valve delivery port with pump water inlet intercommunication, pump outlet port and sewer intercommunication.

Above-mentioned scheme provides a valve pump body structure, though can realize fine drainage function, nevertheless, the valve pump combines after with high costs, highly also very big, and the installation space that needs occupy is also great, this volume that has just restricted the washing chamber greatly, the washing demand of difficult satisfied user's large capacity.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of the prior art and provides the drainage structure of the cleaning machine, which has a simple and reasonable structure, can obviously save the installation space and provide conditions for enlarging a washing cavity.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a drainage structures of cleaning machine, includes box and drain pump, the bottom half is opened there is the outlet, the drain pump is located the outlet of bottom half and water inlet and box and is connected, the outlet department of drain pump is connected with the drain pipe, and this drain pipe is the n shape and arranges, just the upper end of drain pipe is higher than the water level height in the box under the washing state, the outlet department of drain pump still is provided with the check valve that only allows water from the drain pump flow to in the drain pipe.

Preferably, a clamp for restraining the drain pipe is arranged on the side wall of the box body, and the height of the clamp is not lower than the height of the water level in the box body in a cleaning state. The position of the clamp is preset, and after the drain pipe is installed, the upper end of the drain pipe can be ensured to be higher than the water level in the box body in a cleaning state.

In order to facilitate the limiting of the drain pipe, the clamp comprises a clamping sleeve which is fixed on the outer wall surface of the base plate on the side wall of the box body and is in a C shape, and the drain pipe is clamped in the clamping sleeve.

Preferably, the outlet of the drain pump is provided with an assembly ring arranged close to the inner wall of the drain pipe, the top of the assembly ring is rotatably connected with a sealing sheet, and the assembly ring is provided with a step surface which is positioned at the front side of the sealing sheet and can abut against the sealing sheet to separate the drain pipe. The structure is convenient for realizing one-way sealing.

Preferably, a sealing ring arranged towards the sealing sheet is arranged at the inner edge of the step surface. This structure is favorable to further improving sealed effect.

Preferably, a clamping groove is formed in the top of the assembling ring, a notch is formed in the inner side of the clamping groove, and a limiting portion capable of being embedded in the clamping groove and a connecting strip penetrating through the notch are arranged on the top of the sealing sheet. The gasket adopts the rubber materials preparation, realizes the switching through the elasticity of connecting strip, simple structure, facilitate the use.

Preferably, the water outlet of the drain pump is located on a sidewall of the drain pump. This structure is convenient for with drain pipe and drain pump intercommunication back, improves drainage smoothness nature.

Compared with the prior art, the utility model has the advantages that: the drainage pump has a simple and reasonable structure, when water is drained for the first time, part of stored water is positioned in the drainage pipe and at the downstream of the one-way valve, the one-way valve keeps separating the drainage pipe and keeps the box body sealed in a non-drainage state, and the one-way valve is opened by water flow impact to realize normal drainage in a drainage pump running state; the existing traction valve structure is cancelled, so that the height of the whole drainage structure is reduced, the installation space is obviously saved, and conditions are provided for enlarging the washing cavity.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a partially enlarged view of fig. 2.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1, 2 and 3, the drainage structure of the cleaning machine of the present embodiment includes a box 1 and a drainage pump 2, a drainage port 11 is formed at the bottom of the box 1, the drainage pump 2 is disposed at the bottom of the box 1, a water inlet 21 is connected to the drainage port 11 of the box 1, and a drainage pipe 3 is connected to a water outlet 22 of the drainage pump 2.

In the present embodiment, the drain pipe 3 is disposed in a n-shape, and the upper end of the drain pipe 3 is higher than the water level in the cabinet 1 in the washing state, and the water outlet 22 of the drain pump 2 is further provided with a check valve 4 for allowing only water to flow from the drain pump 2 into the drain pipe 3.

The side wall of the box body 1 is provided with a clamp 5 for restricting the drain pipe 3, and the height of the clamp 5 is not lower than the height of the water level in the box body 1 in a cleaning state. The position of the clip 5 is set in advance so that the upper end of the drain pipe 3 is higher than the water level in the tank 1 in a washing state after the drain pipe 3 is installed. In order to limit the drain pipe 3, the clamp 5 includes a base plate 51 fixed on the side wall of the box 1, a C-shaped clamp sleeve 52 arranged on the outer wall surface of the base plate 51, and the drain pipe 3 is clamped in the clamp sleeve 52.

The water outlet 22 of the drain pump 2 of this embodiment is provided with an assembling ring 41 disposed close to the inner wall of the drain pipe 3, the top of the assembling ring 41 is rotatably connected with a sealing sheet 42, and the assembling ring 41 is provided with a step surface 411 which is located on the front side of the sealing sheet 42 and can abut against the sealing sheet 42 to partition the drain pipe 3. The fitting ring 41 and the sealing piece 42 together constitute the check valve 4.

The inner edge of the stepped surface 411 is provided with a sealing ring 412 which is arranged toward the sealing sheet 42, and this structure is advantageous for further improving the sealing effect. The top of the assembling ring 41 is formed with a clamping groove 413, and the inner side of the clamping groove 413 is provided with a notch 414, and the top of the sealing sheet 42 is provided with a limiting part 421 which can be embedded in the clamping groove 413 and a connecting bar 422 which passes through the notch 414. The sealing sheet 42 is made of rubber materials, and is opened and closed through the elasticity of the connecting strip 422, so that the structure is simple and the use is convenient.

The water outlet 22 of the drain pump 2 of the present embodiment is located on the sidewall of the drain pump 2, which facilitates the drainage smoothness after the drain pipe 3 is connected to the drain pump 2.

After the first drainage, part of water is positioned in the drainage pipe 3 and at the downstream of the one-way valve 4, the one-way valve 4 keeps separating the drainage pipe 3 and keeps the box body 1 sealed under the non-drainage state, and under the running state of the drainage pump 2, the one-way valve 4 is opened by water flow impact to realize normal drainage; the existing traction valve structure is cancelled, so that the height of the whole drainage structure is reduced, the installation space is obviously saved, and conditions are provided for enlarging the washing cavity.

Directional terms such as "front," "rear," "upper," "lower," "left," "right," "side," "top," "bottom," and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the utility model, but are used herein for convenience of description only and are to be determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the present invention may be oriented in different directions, the directional terms are used for descriptive purposes and are not to be construed as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity.

Claims

1. The utility model provides a drainage structures of cleaning machine, includes box (1) and drain pump (2), open box (1) bottom has outlet (11), drain pump (2) are located box (1) bottom and water inlet (21) are connected with outlet (11) of box (1), its characterized in that: the water outlet (22) of the drainage pump (2) is connected with a drainage pipe (3), the drainage pipe (3) is arranged in a reverse U shape, the upper end of the drainage pipe (3) is higher than the water level in the box body (1) in a cleaning state, and the water outlet (22) of the drainage pump (2) is also provided with a check valve (4) which only allows water to flow from the drainage pump (2) to the drainage pipe (3).

2. The drain structure of a washing machine according to claim 1, characterized in that: be provided with on box (1) lateral wall and be used for carrying out clamp (5) of retraining drain pipe (3), the height of this clamp (5) is not less than the water level height in box (1) under the cleaning condition.

3. The drain structure of a washing machine according to claim 2, characterized in that: the clamp (5) comprises a base plate (51) fixed on the side wall of the box body (1), a C-shaped clamping sleeve (52) is arranged on the outer wall surface of the base plate (51), and the drain pipe (3) is clamped in the clamping sleeve (52).

4. The drain structure of a washing machine according to claim 1, 2 or 3, characterized in that: the water outlet (22) of the drainage pump (2) is provided with an assembling ring (41) which is arranged close to the inner wall of the drainage pipe (3), the top of the assembling ring (41) is rotatably connected with a sealing sheet (42), and the assembling ring (41) is provided with a step surface (411) which is positioned on the front side of the sealing sheet (42) and can abut against the sealing sheet (42) so as to separate the drainage pipe (3).

5. The drain structure of a washing machine according to claim 4, characterized in that: and a sealing ring (412) which is arranged towards the sealing sheet (42) is arranged at the inner edge of the step surface (411).

6. The drain structure of a washing machine according to claim 4, characterized in that: a clamping groove (413) is formed in the top of the assembling ring (41), a notch (414) is formed in the inner side of the clamping groove (413), and a limiting portion (421) capable of being embedded in the clamping groove (413) and a connecting strip (422) penetrating through the notch (414) are arranged on the top of the sealing piece (42).

7. The drain structure of a washing machine according to claim 1, 2 or 3, characterized in that: the water outlet (22) of the drainage pump (2) is positioned on the side wall of the drainage pump (2).