CN222640423U - Cleaning equipment - Google Patents

Abstract

The utility model relates to the technical field of cleaning equipment, in particular to cleaning equipment, and aims to solve the problem that drainage of the existing cleaning equipment has residues. Therefore, the cleaning equipment comprises a water tank, a first drainage pipeline, a second drainage pipeline and a connecting pipeline, wherein one end of the first drainage pipeline is communicated with the water tank to drain water in the water tank, the first end of the second drainage pipeline is communicated with a water source, the second end of the second drainage pipeline is communicated with the first drainage pipeline, the first end of the connecting pipeline is communicated with the water tank, the second end of the connecting pipeline is communicated with the second drainage pipeline, after the water source is connected with the second drainage pipeline, water flowing in the second drainage pipeline can enable the connecting pipeline to generate negative pressure to drain residual water in the water tank, and through the arrangement of the second drainage pipeline and the connecting pipeline, the flow speed is increased and the pressure is reduced when the water flows through the connecting position of the second drainage pipeline and the connecting pipeline, so that the connecting pipeline forms negative pressure to generate adsorption effect, and residual water in the water tank can be drained.

Description

Cleaning equipment

Technical Field

The utility model relates to the technical field of cleaning equipment, and particularly provides cleaning equipment.

Background

With the improvement of the living standard of people, the dish washer gradually becomes one of the indispensable household appliances in the daily life of people.

Most of the existing dish-washing machines discharge sewage after washing through a water pump, but after the water discharge is finished after the cleaning procedure of the dish-washing machines is finished, residual water in the cleaning chamber can slowly gather into a water tank, and if the dish-washing machines are not timely cleaned or are not used for a long time, the residual water in the dish-washing machines can induce bacteria to grow and generate peculiar smell, so that the cleaning effect is seriously affected.

Accordingly, there is a need in the art for a new solution to the above-mentioned problems.

Disclosure of utility model

The present utility model aims to solve the above technical problems, namely, the problem of residual water discharged by the existing cleaning equipment.

In a first aspect, the utility model provides cleaning equipment, which comprises a water tank, a first drainage pipeline, a second drainage pipeline and a connecting pipeline, wherein one end of the water tank is communicated with the water tank to drain water in the water tank, the first end of the second drainage pipeline is communicated with a water source, the second end of the second drainage pipeline is communicated with the first drainage pipeline, the first end of the connecting pipeline is communicated with the water tank, the second end of the connecting pipeline is communicated with the second drainage pipeline, and a connecting point of the connecting pipeline and the second drainage pipeline is positioned between the first end and the second end of the second drainage pipeline, wherein after the second drainage pipeline is communicated with the water source, water flowing in the second drainage pipeline can enable the connecting pipeline to generate negative pressure to drain residual water in the water tank.

Under the condition of adopting the technical scheme, the water tank is communicated with the first water draining pipeline by arranging the second water draining pipeline and the connecting pipeline, and after the second water draining pipeline is communicated with a water source, when water flows through the connecting position of the second water draining pipeline and the connecting pipeline, the flow speed is increased, the pressure is reduced, so that the connecting position of the second water draining pipeline and the connecting pipeline forms negative pressure, an adsorption effect is generated, residual water in the water tank can be sucked out, and the residual water is drained along with the second water draining pipeline and the first water draining pipeline in sequence, so that the water draining of the cleaning equipment is more thorough, and the pollution of the residual water to the cleaning equipment is avoided.

In a preferred embodiment of the above cleaning apparatus, the cleaning apparatus further includes a valve assembly mounted on the second drain pipe, the valve assembly being capable of preventing water in the second drain pipe from flowing back.

Under the condition of adopting the technical scheme, the valve assembly is arranged on the second drain pipeline, so that after the residual water in the water tank is discharged, the sewage can be effectively prevented from flowing back into the second drain pipeline, the water tank is polluted, and the sewage in the water tank can be prevented from polluting a water source through the second drain pipeline.

In a preferred embodiment of the above cleaning apparatus, the valve assembly includes a first check valve disposed between a connection point of the connection pipe and the second drain pipe and a second end of the second drain pipe.

Under the condition of adopting the technical scheme, the first one-way valve is arranged between the connecting pipeline of the second drainage pipeline and the connecting point of the second drainage pipeline and the second end of the second drainage pipeline, so that residual water in the water tank can be effectively prevented from flowing back into the second drainage pipeline after being drained, and the water tank is polluted.

In a preferred embodiment of the above cleaning apparatus, the valve assembly further includes a second check valve disposed between a connection point of the connection pipe and the second drain pipe and the first end of the second drain pipe.

Under the condition of adopting the technical scheme, the sewage in the water tank can be prevented from polluting a water source through the second drainage pipeline by arranging the second one-way valve between the connecting pipeline of the second drainage pipeline and the connecting point of the second drainage pipeline and the first end of the second drainage pipeline.

In the preferred technical scheme of the cleaning device, the cleaning device further comprises a drainage pump, one end of the drainage pump is communicated with the water tank, and the other end of the drainage pump is communicated with the first drainage pipeline.

Under the condition of adopting the technical scheme, the water tank is communicated with the first drainage pipeline through the drainage pump, and the drainage pump can rapidly pump water in the water tank into the first drainage pipeline to drain, so that the drainage efficiency of the cleaning equipment is improved.

In a preferred embodiment of the above cleaning apparatus, the cleaning apparatus further includes a first solenoid valve provided on the first drain line to prevent water in the first drain line from flowing back.

Under the condition of adopting the technical scheme, the first electromagnetic valve is arranged on the first drain pipe, so that sewage can be effectively prevented from flowing back into the water tank through the first drain pipe, and pollution to the water tank is avoided.

In a preferred embodiment of the above cleaning apparatus, the cleaning apparatus further includes a breather provided on the first drain pipe to balance air pressure inside and outside the first drain pipe.

Under the condition of adopting the technical scheme, the breather is arranged on the first drain pipeline, so that the air pressure in the first drain pipeline can be communicated with the external atmospheric pressure, thereby effectively avoiding the occurrence of siphoning, preventing clean water in the water tank from being discharged, and avoiding dry heating of a heating component in the cleaning equipment.

In a preferred embodiment of the above cleaning apparatus, the connection point of the second drain line and the first drain line is located downstream of the respirator.

Under the condition of adopting the technical scheme, the sewage in the second drainage pipeline can be rapidly discharged by arranging the connecting point of the second drainage pipeline and the first drainage pipeline at the downstream of the respirator.

In the preferred technical scheme of the cleaning device, the cleaning device further comprises a second electromagnetic valve, and the second electromagnetic valve is arranged at the first end of the second drainage pipeline to control the on-off state of the water source.

Under the condition of adopting the technical scheme, the water source on-off state can be controlled more intelligently by arranging the second electromagnetic valve at the first end of the second drainage pipeline.

In a preferred embodiment of the above washing apparatus, the washing apparatus is a dishwasher.

Drawings

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings, in which:

Fig. 1 is a schematic structural view of a dishwasher of the present utility model.

List of reference numerals:

1. A housing;

2. a water tank;

3. A draining pump;

41. A first drainage pipeline, a second drainage pipeline, a connection pipeline and a connection pipeline;

51. 52, the second check valve;

61. a first solenoid valve 62, a second solenoid valve;

7. A respirator.

Detailed Description

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model. For example, although the following description of the embodiments is made in connection with a dishwasher, the technical solution of the present utility model is also applicable to other washing apparatuses, such as shoe washers, etc., and such adjustments and changes to the application object do not depart from the principle and scope of the present utility model, and should be limited to the protection scope of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "inner", "outer", "left", "right", "top", "bottom", and the like, which indicate a direction or a positional relationship, are based on the direction or the positional relationship shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly stated and limited otherwise, the terms "disposed," "connected," and "mounted" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

The utility model provides a dish washer, which aims to solve the problem that water is left in the drainage of the existing dish washer by arranging a second drainage pipeline and a connecting pipeline, and the water tank is communicated with the first drainage pipeline, after the second drainage pipeline is communicated with a water source, when water flows through the joint of the second drainage pipeline and the connecting pipeline, the flow speed is increased, the pressure is reduced, so that negative pressure is formed at the joint of the second drainage pipeline and the connecting pipeline, an adsorption effect is generated, residual water in the water tank can be sucked out, and the residual water is sequentially discharged along with the second drainage pipeline and the first drainage pipeline, so that the drainage of cleaning equipment is more thorough, and the pollution of the residual water to the cleaning equipment is avoided.

Specifically, the dishwasher of the present utility model is capable of washing articles (such as dinner plates, etc.) in the dishwasher, the dishwasher includes a sump 2, a first drain line 41, a second drain line 42, and a connection line 43, one end of the first drain line 41 is communicated with the sump 2 to drain water in the sump 2, a first end of the second drain line 42 is communicated with a water source, a second end of the second drain line 42 is communicated with the first drain line 41, a first end of the connection line 43 is communicated with the sump 2, a second end of the connection line 43 is communicated with the second drain line 42, a connection point of the connection line 43 and the second drain line 42 is located between the first end and the second end of the second drain line 42, and water flowing in the second drain line 42 after the second drain line 42 is communicated with the water source can cause the connection line 43 to generate negative pressure to drain residual water in the sump 2.

Illustratively, as shown in fig. 1, the dishwasher of the utility model comprises a shell 1, a water tank 2, a first drainage pipeline 41, a second drainage pipeline 42 and a connecting pipeline 43, wherein the water tank 2, the first drainage pipeline 41 and the second drainage pipeline 42 are arranged in the lower part of the dishwasher and are used for containing water for cleaning, the first drainage pipeline 41 is arranged along the horizontal direction, the right end of the first drainage pipeline 41 is communicated with the water tank 2, the left end of the first drainage pipeline 41 extends out of the dishwasher and is communicated with a drainage floor drain, so that sewage in the water tank 2 can be discharged, the second drainage pipeline 42 is arranged along the horizontal direction, the right end of the second drainage pipeline 42 is communicated with a water source, the left end of the second drainage pipeline 42 is communicated with the first drainage pipeline 41, the top end of the connecting pipeline 43 is communicated with the water tank 2, the bottom end of the connecting pipeline 43 is communicated with the second drainage pipeline 42, the connecting pipeline 43 is positioned at a position close to the right end of the water source of the second drainage pipeline 42, namely at a position close to the water source, the connecting pipeline 42 is a variable pipe diameter at the connecting position of the connecting pipeline 42, the connecting pipeline section and is communicated with the water source, so that sewage in the water drain pipeline 2 can be discharged along the water source, the water drain pipeline 2 can be reasonably sucked out of the water source, the water drain pipeline can be reasonably discharged along the water source, the water drain pipeline can be sucked in the water drain pipeline 2, the water drain pipeline can be completely, the water drain can be sucked down along the water drain pipeline, the water drain pipeline can be reasonably flows through the water channel, and can be drained along the water drain pipeline can be drained through the water channel, and can be drained by the water channel, and has a reasonable flow channel.

It should be noted that the present utility model is not limited to the water source, and for example, a person skilled in the art may set the water source as a water inlet pipe, a faucet or a water storage tank of the dishwasher, etc., and such flexible adjustment and modification do not deviate from the principle and scope of the present utility model, and should be limited to the protection scope of the present utility model.

Of course, the utility model preferably sets the water source as the water inlet pipe of the dish washer, has simple structure, convenient control and cost saving.

It should be noted that, the bottom end of the connecting pipe 43 of the present utility model may be further provided with a one-way valve to ensure that water can only flow through the connecting pipe 43 toward the second drain pipe 42, but in practical application, when the flow rate of water in the second drain pipe 42 is controlled within a reasonable range, a negative pressure is formed at the reducing pipe, so that water does not flow into the connecting pipe 43, but rather, an adsorption effect is generated, and the residual water in the water tank 2 is sucked out, and in order to save cost, the present utility model preferably does not provide a one-way valve at the bottom end of the connecting pipe 43.

Preferably, as shown in fig. 1, the dishwasher of the present utility model further includes a valve assembly mounted on the second drain line 42, the valve assembly being capable of preventing water in the second drain line 42 from flowing back.

That is, the valve assembly on the second drain pipe 42 can prevent the water in the second drain pipe 42 from flowing back, that is, can prevent the water in the second drain pipe 42 from flowing back into the water tank 2 and can prevent the residual water in the water tank 2 from flowing back to the water source through the second drain pipe 42, thereby effectively avoiding the pollution of the water tank 2 and the water source by the flowing back water.

It should be noted that the present utility model is not limited in terms of the type of the valve assembly, and those skilled in the art may, for example, set the valve assembly as a solenoid valve or a check valve, etc., as long as the water in the second drain line 42 is prevented from flowing back, and such specific type of adjustment and modification of the valve assembly are not limited to the principle and scope of the present utility model.

Preferably, as shown in fig. 1, the valve assembly of the present utility model includes a first check valve 51, the first check valve 51 being disposed between a connection point of the connection pipe 43 with the second drain pipe 42 and the second end of the second drain pipe 42.

Illustratively, as shown in fig. 1, the first check valve 51 of the present utility model is disposed between the left end of the second drain pipe 42 and the reducer pipe at a position close to the reducer pipe, and by providing the first check valve 51, the residual water in the water tank 2 can be effectively prevented from flowing back into the second drain pipe 42 after being drained, thereby contaminating the water tank 2 and the water source.

Preferably, as shown in fig. 1, the valve assembly of the present utility model further includes a second check valve 52, the second check valve 52 being disposed between the connection point of the connection line 43 with the second drain line 42 and the first end of the second drain line 42.

Illustratively, as shown in fig. 1, the second check valve 52 of the present utility model is provided between the right end of the second drain pipe 42 and the reducer pipe at a position close to the reducer pipe, and by providing the second check valve 52, it is possible to prevent sewage in the tank 2 from contaminating the water source through the second drain pipe 42.

Preferably, as shown in fig. 1, the dishwasher of the present utility model further includes a drain pump 3, one end of the drain pump 3 communicates with the sump 2, and the other end of the drain pump 3 communicates with the first drain line 41.

Illustratively, as shown in fig. 1, the right end of the drain pump 3 of the present utility model is communicated with the sump 2, the left end of the drain pump 3 is communicated with the first drain line 41, and water in the sump 2 can be rapidly pumped into the first drain line 41 to be discharged through the drain pump 3, thereby improving the drain efficiency of the dishwasher.

It should be noted that, in the present utility model, a valve may be further disposed on the first drain line 41 to prevent water in the first drain line 41 from flowing back, and those skilled in the art may set the valve as a one-way valve or a solenoid valve, etc., so that the present utility model is not limited to the principle and scope of the present utility model.

Preferably, as shown in fig. 1, the dishwasher of the present utility model further includes a first solenoid valve 61, the first solenoid valve 61 being provided on the first drain line 41 to prevent water in the first drain line 41 from flowing back.

Illustratively, as shown in fig. 1, the first electromagnetic valve 61 of the present utility model is disposed at the right end of the first drain line 41 near the drain pump 3, and by installing the first electromagnetic valve 61, it is possible to effectively prevent sewage from flowing back into the sump 2 through the first drain line 41, thereby avoiding contamination of the sump 2.

The first electromagnetic valve 61 is preferably arranged on the first drainage pipeline 41, so that the problems that the one-way valve is poor in one-way conduction effect due to fatigue in use and sewage backflow and the like are avoided.

Preferably, as shown in fig. 1, the dishwasher of the present utility model further includes a breather 7, the breather 7 being provided on the first drain line 41 to balance the air pressure inside and outside the first drain line 41.

Illustratively, as shown in fig. 1, the first drainage pipeline 41 of the present utility model is inverted U-shaped in the respirator 7, so that the liquid level of the first drainage pipeline 41 can be increased to achieve an anti-siphon effect, and the first drainage pipeline 41 is communicated with the external atmospheric pressure through the respirator 7, so that the pressure difference between the internal air pressure and the external atmospheric pressure of the first drainage pipeline 41 can be balanced, the anti-siphon effect is further improved, clean water in the water tank 2 is prevented from being discharged, and dry burning of heating components in the cleaning device is avoided.

Preferably, as shown in FIG. 1, the connection point of the second drain line 42 to the first drain line 41 of the present utility model is located downstream of the respirator 7.

Illustratively, as shown in fig. 1, the connection point of the second drain line 42 and the first drain line 41 of the present utility model is located on the left side of the breather 7 near the left end of the first drain line 41, and is disposed such that the connection point of the second drain line 42 and the first drain line 41 is closer to the drain floor drain, thereby enabling the sewage in the second drain line 42 to be rapidly discharged.

Preferably, as shown in fig. 1, the dishwasher of the present utility model further includes a second solenoid valve 62, the second solenoid valve 62 being provided at a first end of the second drain line 42 to control the on-off state of the water source.

Illustratively, as shown in fig. 1, the second electromagnetic valve 62 of the present utility model is provided at the right end of the second drain pipe 42 near the water source, so that the on-off state of the water source can be controlled more intelligently.

The specific draining process of the dish washer comprises that after the washing process of the dish washer is finished, the drain pump 3 drains the sewage in the water tank 2 through the first drain pipeline 41, after the draining is finished, the first electromagnetic valve 61 is closed to prevent the sewage from flowing back, the dish washer stands for a period of time, after the residual water in the dish washer is collected in the water tank 2, the second electromagnetic valve 62 is opened, when the water at the water source passes through the second drain pipeline 42, negative pressure is generated at the reducer pipe, the residual water in the water tank 2 is sucked and drained, and after the draining is finished, the second electromagnetic valve 62 is closed.

Those skilled in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments. For example, in the claims of the present application, any of the claimed embodiments may be used in any combination.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims (10)

1. A cleaning apparatus, comprising:

a water tank for containing water for cleaning;

A first drain pipe having one end communicating with the water tank to drain water in the water tank;

A second drain line having a first end in communication with a water source and a second end in communication with the first drain line, and

A connecting pipeline, a first end of which is communicated with the water tank, a second end of which is communicated with the second water draining pipeline, and a connecting point of the connecting pipeline and the second water draining pipeline which is positioned between the first end and the second end of the second water draining pipeline,

After the second water drainage pipeline is connected with the water source, water flowing in the second water drainage pipeline can enable the connecting pipeline to generate negative pressure so as to drain residual water in the water tank.

2. The cleaning apparatus of claim 1, further comprising a valve assembly mounted on the second drain line, the valve assembly being capable of preventing backflow of water in the second drain line.

3. The cleaning apparatus defined in claim 2, wherein the valve assembly comprises a first one-way valve disposed between a connection point of the connection line and the second drain line and a second end of the second drain line.

4. The cleaning apparatus defined in claim 2, wherein the valve assembly further comprises a second one-way valve disposed between a connection point of the connection line to the second drain line and the first end of the second drain line.

5. The cleaning apparatus of claim 1, further comprising a drain pump having one end in communication with the sump and another end in communication with the first drain line.

6. The cleaning apparatus of claim 1, further comprising a first solenoid valve disposed on the first drain line to prevent backflow of water in the first drain line.

7. The cleaning apparatus of claim 1, further comprising a breather disposed on the first drain line to equalize air pressure inside and outside the first drain line.

8. The cleaning apparatus defined in claim 7, wherein the connection point of the second drain line to the first drain line is downstream of the breather.

9. The cleaning apparatus of claim 1, further comprising a second solenoid valve disposed at a first end of the second drain line to control an on-off state of the water source.

10. The washing apparatus according to any one of claims 1 to 9, wherein the washing apparatus is a dishwasher.