CN117122236A

CN117122236A - Liquid storage structure and cleaning equipment

Info

Publication number: CN117122236A
Application number: CN202210549820.0A
Authority: CN
Inventors: 张亚林; 张如; 倪文翊
Original assignee: Dreame Technology Suzhou Co ltd
Current assignee: Dreame Technology Suzhou Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2023-11-28
Also published as: WO2023221563A1

Abstract

The invention discloses a liquid storage structure and cleaning equipment, the liquid storage structure comprises a first cavity, a second cavity and a filter screen structure, the first cavity and the second cavity are communicated to the second cavity through a one-way conduction valve, the one-way conduction valve is positioned at the positions, close to the bottoms, of the first cavity and the second cavity, the first cavity is provided with a liquid inlet, and the filter screen structure is arranged in the first cavity and is positioned between the liquid inlet and the one-way conduction valve.

Description

Liquid storage structure and cleaning equipment

Technical Field

The invention belongs to the technical field of cleaning devices, and particularly relates to a liquid storage structure and cleaning equipment.

Background

The cleaning apparatus, such as a floor washing machine, has been increasingly used widely in home floor cleaning, which has many merits such as labor saving and cleaning effect. The floor scrubber typically includes a sump, which typically includes a first chamber and a second chamber, however, prior art sump slops easily causing reverse flow.

Disclosure of Invention

Therefore, the invention aims to solve the technical problem that the sewage tank of the cleaning equipment in the prior art is easy to cause reverse flow when shaking.

In order to solve the above technical problems, the present invention provides a liquid storage structure, which includes:

the first cavity is communicated to the second cavity through a one-way conduction valve, the one-way conduction valve is positioned at the positions, close to the bottoms, of the first cavity and the second cavity, and the first cavity is provided with a liquid inlet; the method comprises the steps of,

the filter screen structure is arranged in the first cavity and is positioned between the liquid inlet and the one-way conduction valve.

Preferably, in the liquid storage structure, the first cavity and the second cavity are separated by a partition board, a mounting opening is formed in the bottom of the partition board, and the one-way conduction valve is mounted on the mounting opening.

Preferably, in the liquid storage structure, the pore diameter of the filter screen structure is D, and D is more than 0 and less than or equal to 2mm.

Preferably, in the liquid storage structure, the liquid inlet is formed in the bottom of the first cavity, a liquid inlet pipe is arranged in the first cavity, one end of the liquid inlet pipe is connected with the inlet, and the other end of the liquid inlet pipe is arranged close to the top of the first cavity;

at least one part of the filter screen structure is arranged at the other end of the liquid inlet pipe.

Preferably, in the liquid storage structure, the filter screen structure includes:

the mounting frame is arranged on the liquid inlet pipe; the method comprises the steps of,

the filter screen is enclosed to be located the mounting bracket, and has the opening with the filter chamber of feed liquor pipe intercommunication.

Preferably, in the liquid storage structure, the filter screen structure further comprises a bottom plate, and the bottom plate is mounted at the bottom of the filter cavity.

Preferably, in the liquid storage structure, a baffle is arranged at the top of the second cavity, and an air outlet is formed in the baffle.

Preferably, in the liquid storage structure, the liquid storage structure further comprises a gas filtering structure and a top plate, wherein the top plate is obliquely arranged above the baffle, and the gas filtering structure is installed on the top plate.

Preferably, in the liquid storage structure, the second cavity is arranged in a sealing manner;

the liquid storage structure further comprises an air pump, wherein the air pump is communicated with the second cavity and is arranged at the top of the second cavity or near the top of the second cavity;

the air outlet is formed in the first cavity, a top plate is arranged above the air outlet, and a gas filtering structure is arranged on the top plate.

The invention also provides cleaning equipment which comprises the liquid storage structure.

The technical scheme provided by the invention has the following advantages:

according to the invention, the one-way conduction valve is arranged at the position, close to the bottom, of the first cavity and the second cavity, so that liquid in the first cavity enters the second cavity through the one-way conduction valve after being filtered by the filter screen structure, is filtered once by the filter screen structure and is combined with the one-way conduction valve to be conducted in one direction, and the liquid in the second cavity is prevented from flowing back to the first cavity.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of an embodiment of a liquid storage structure according to the present invention;

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

FIG. 3 is another exploded view of the reservoir of FIG. 1;

FIG. 4 is a perspective view of a portion of the structure of FIG. 1;

FIG. 5 is a cross-sectional view of a portion of the structure of FIG. 4;

fig. 6 is a perspective view of an embodiment of the housing of fig. 5.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				100	Liquid storage structure	44	Bottom plate
1	First cavity body	5	Partition board
				11	Liquid inlet	51	Mounting opening
12	Liquid inlet pipe	6	Baffle plate
				2	Second cavity body	61	Air outlet
3	One-way conduction valve	7	Gas filtering structure
				4	Filter screen structure	8	Top plate
41	Mounting rack	9	Shell body
				42	Filter screen	10	Liquid level monitoring device
43	Filter cavity

The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. The invention will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

In the present invention, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the component itself in the vertical, upright or gravitational direction; also, for ease of understanding and description, "inner and outer" refers to inner and outer relative to the profile of each component itself, but the above-mentioned orientation terms are not intended to limit the present invention.

Example 1

The invention provides a liquid storage structure, fig. 1 to 6 schematically show an embodiment of the liquid storage structure provided by the invention, referring to fig. 1 to 5, the liquid storage structure 100 includes a first cavity 1, a second cavity 2, and a filter screen structure 4, the first cavity 1 and the second cavity 2 are communicated with each other through a one-way conduction valve 3, the one-way conduction valve 3 is located at the positions of the first cavity 1 and the second cavity 2 near the bottom, the first cavity 1 has a liquid inlet 11, and the filter screen structure 4 is located in the first cavity 1 and between the liquid inlet 11 and the one-way conduction valve 3.

Liquid enters the first cavity 1 from the liquid inlet 11, is filtered through the filter screen structure 4, and the filtered liquid enters the second cavity 2 through the one-way conduction valve 3, and can be prevented from flowing back and separating the filtered liquid from sewage due to the one-way conduction of the one-way conduction valve 3.

Referring to fig. 5, in the present invention, a unidirectional conduction valve 3 is disposed at a position of the first cavity 1 and the second cavity 2 near the bottom, so that the liquid in the first cavity 1 enters the second cavity 2 through the unidirectional conduction valve 3 after being filtered by the filter screen structure 4, and is filtered once by the filter screen structure 4, and is combined with unidirectional conduction of the unidirectional conduction valve 3, so as to prevent the liquid in the second cavity 2 from flowing back to the first cavity 1, thereby effectively avoiding backflow of the filtered liquid during shaking.

Further, referring to fig. 6, the first cavity 1 and the second cavity 2 are separated by a partition 5, a mounting opening 51 is provided at the bottom of the partition 5, and the one-way conduction valve 3 is mounted on the mounting opening 51. Specifically, the liquid storage structure 100 includes a housing 9, and the housing 9 has a cavity therein, and the partition 5 is disposed in the cavity and divides the cavity into a first cavity 1 and a second cavity 2. In other embodiments, the first cavity 1 and the second cavity 2 may be separately provided, and the first cavity 1 and the second cavity 2 are communicated through a pipeline, and the unidirectional valve 3 is disposed at an outlet or an inlet of the pipeline, which is not particularly limited herein.

Referring to fig. 2, in this embodiment, the one-way conduction valve 3 is a duckbill valve, where the duckbill valve has an inlet and an outlet arranged in a duckbill shape, that is, the liquid can be conducted from the inlet to the outlet, but not from the outlet to the inlet, specifically, the inlet is communicated with the first cavity 1, and the outlet is connected with the second cavity 2, and the opening of the outlet is arranged along the lateral extension, so that on one hand, the efficiency of passing the liquid is increased, the resistance of passing the liquid is reduced, and on the other hand, the duckbill opening can be effectively protected. Further, the inner wall of the second cavity 2 is further provided with a bearing part (not shown in the figure), the bearing part is arranged below the outlet of the duckbill valve, and the bearing part extends along the inner wall of the second cavity 2 along the radial direction to form an annular bearing part, so that a certain supporting effect is achieved on supporting the duckbill valve.

In addition, the unidirectional conduction valve 3 is arranged at the position of the first cavity 1 and the second cavity 2, which is close to the bottom, namely, the position of the separator 5, which is close to the bottom, is convenient for the liquid to pass through, the position of the unidirectional conduction valve 3 is too high, the filtered liquid at the bottom of the first cavity 1 cannot enter the second cavity 2 through the unidirectional conduction valve 3, and more effusion is formed at the bottom of the first cavity 1. The specific position of the one-way valve 3 near the bottom of the partition 5 is not particularly limited, and may be designed according to actual needs, such as space design, and the like.

Preferably, the pore size of the filter screen structure 4 is D,0 < D.ltoreq.2 mm, for example D may be, but not limited to, 0.5mm, 1mm, 1.5mm, etc. Too large a pore size of the screen structure 4 may result in impurities not being filtered out. The invention adopts the filter screen structure 4 to effectively filter liquid (usually sewage) at one time, and then combines the one-way conduction valve 3 to avoid reflux without multiple times of filtration, for example, the sewage is filtered in the prior art in a mode of combining sedimentation and the like, however, if the sedimentation mode is adopted, the communication position of the first cavity 1 and the second cavity 2 is required to be arranged at the position of the first cavity 1 and the second cavity 2 which is close to the top, more liquid can be stored in the first cavity 1, and reflux is easy to be caused when the sewage tank shakes (namely, the liquid in the second cavity 2 can reflux to the first cavity 1), and even overflows.

The bottom of the first cavity 1 is provided with a liquid inlet 11, a liquid inlet pipe 12 is arranged in the first cavity 1, one end of the liquid inlet pipe 12 is connected with the inlet, the other end of the liquid inlet pipe is close to the top of the first cavity 1, and at least one part of the filter screen structure 4 is arranged at the other end of the liquid inlet pipe 12. The liquid inlet pipe 12 may be integrally provided with the liquid inlet 11, i.e. extend upwards from the edge of the liquid inlet 11 into the first chamber 1. Because the feed liquor pipe 12 of first cavity 1 extends to the top that is close to first cavity 1 from the bottom, so, the position setting of feed liquor mouth 11 is higher relatively, has further reduced the risk of leaking, so, is difficult for spilling over when the sewage case rocks.

The filter screen structure 4 can be detachably provided with the liquid inlet pipe 12, so that the filter screen structure is convenient to detach for cleaning. The filter screen structure 4 is provided with various, for example, the filter screen structure 4 includes mounting bracket 41 and filter screen 42, and mounting bracket 41 is located on the feed liquor pipe 12, filter screen 42 encloses and locates mounting bracket 41, and have the opening with the filter chamber 43 of feed liquor pipe 12 intercommunication. Specifically, the mounting bracket 41 is annular, the outside wall of feed liquor pipe 12 is located to the cover, and filter screen 42 encircles feed liquor pipe 12 setting and locates mounting bracket 41, and with interval sets up in order to form filter chamber 43 between the mounting bracket 41, the opening of filter chamber 43 and the inlet 11 butt joint setting of feed liquor pipe 12, so, after liquid gets into through feed liquor pipe 12, from inlet 11 through the opening of filter chamber 43 and enter into filter chamber 43, after filtering through filter screen 42, the liquid after the filtration flows into first cavity 1 bottom to enter into second cavity 2 through one-way conduction valve 3 from first cavity 1 bottom. In other embodiments, the filter screen 42 may be directly installed on the outer side wall of the inlet tube 12, and a filter cavity 43 is defined between the filter screen and the outer side wall of the inlet tube 12, which is not limited herein.

In other embodiments, the filter screen structure 4 may also further include a bottom plate, where the bottom plate is mounted at the bottom of the filter cavity 43, so that, on one hand, the filtered impurities may be received, and on the other hand, the filter screen structure may function to support and fix the filter screen 42. Specifically, the bottom plate may be connected between the bottom of the filter screen 42 and the outer wall of the inlet tube 12, so that a filter cavity 43 is defined between the filter screen 42, the bottom plate, and the outer wall of the inlet tube 12.

Because the liquid after cleaning equipment cleaning is sewage generally, sewage seals and produces the peculiar smell in the cavity for a long time easily, so generally need set up air outlet 61 and exhaust, in this embodiment, the top of second cavity 2 is equipped with baffle 6, baffle 6 has seted up air outlet 61, and so gas can be followed the air outlet 61 discharge of baffle 6, locates the top of second cavity 2 with air outlet 61, also can reduce the risk of leaking that rocks or lie and bring, in addition, the top of second cavity 2 sets up baffle 6 and also can play the effect of manger plate to a certain extent, so can reduce the risk of leaking that brings when rocking to a certain extent. The air outlets 61 may be arranged at the positions of the baffle 6 according to actual needs, for example, may be arranged in the middle of the top of the second cavity 2, or may be arranged at other positions, in this embodiment, the air outlets 61 are arranged in a plurality and are arranged around the top of the first cavity 1, so that the air outlet area is increased and meanwhile, the space can be saved; on the other hand, the air outlet 61 is arranged close to the first cavity 1 and not right opposite to the second cavity 2, so that liquid overflow and the like during shaking can be avoided to a certain extent.

Further, the liquid storage structure 100 further includes a gas filtering structure 7 and a top plate 8, the top plate 8 is obliquely disposed above the baffle 6, and the gas filtering structure 7 is mounted on the top plate 8, so that the gas filtering structure 7 is obliquely disposed, on one hand, the air outlet area can be increased, and on the other hand, when the product is obliquely disposed in use, the top plate 8 and the gas filtering structure 7 are horizontally disposed, so that the risk of water leakage can be further reduced.

The gas filtering structure 7 may also adopt other installation forms, for example, the second cavity 2 is in a closed arrangement, the liquid storage structure 100 further includes an air pump, the air pump is communicated with the second cavity 2, and is arranged at the top of the second cavity 2 or near the top of the second cavity 2, the first cavity 1 is provided with an air outlet 61, a top plate 8 is arranged above the air outlet 61, and the top plate 8 is provided with the gas filtering structure 7. The second cavity 2 is closed, the air in the second cavity 2 is discharged through the air pump, so that the air pressure balance in the second cavity 2 is ensured, the liquid in the first cavity 1 can enter the second cavity 2 through the one-way conduction valve 3, and the air is discharged through the air outlet 61 of the first cavity 1 and then through the air filtering structure 7.

In addition, the liquid storage structure 100 may further include a liquid level monitoring device, where the liquid level monitoring device is disposed in the second cavity 2 and is used for monitoring the liquid level in the second cavity 2.

Example 2

The invention also provides a cleaning device comprising the liquid storage structure 100. Embodiments of the cleaning device include embodiments of the reservoir structure 100 described above. The cleaning device may be, but is not limited to, a floor cleaning machine or the like.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the invention. Based on the embodiments of the present invention, those skilled in the art may make other different changes or modifications without making any creative effort, which shall fall within the protection scope of the present invention.

Claims

1. A liquid storage structure, comprising:

2. A reservoir structure as claimed in claim 1, wherein the first and second chambers are separated by a partition, the bottom of the partition being provided with a mounting port, the mounting port being provided with the one-way conduction valve.

3. The fluid storage structure of claim 1, wherein the pore size of the filter structure is D,0 < D being less than or equal to 2mm.

4. The liquid storage structure as claimed in claim 1, wherein the liquid inlet is formed in the bottom of the first cavity, a liquid inlet pipe is arranged in the first cavity, one end of the liquid inlet pipe is connected with the liquid inlet, and the other end of the liquid inlet pipe is arranged close to the top of the first cavity;

5. The fluid storage structure of claim 4, wherein the screen structure comprises:

6. The fluid reservoir structure of claim 5, wherein the filter screen structure further comprises a bottom plate mounted to a bottom of the filter chamber.

7. A liquid storage structure as claimed in claim 1 or 2, wherein a baffle is provided at the top of the second cavity, and an air outlet is provided in the baffle.

8. The fluid storage structure of claim 7, further comprising a gas filtering structure and a top plate, wherein the top plate is disposed obliquely above the baffle, and the gas filtering structure is mounted on the top plate.

9. A liquid storage structure as claimed in claim 1 or 2, wherein the second cavity is provided in a closed arrangement;

10. A cleaning device comprising a reservoir according to any one of claims 1 to 9.