CN115137262A

CN115137262A - Cleaning equipment

Info

Publication number: CN115137262A
Application number: CN202110343126.9A
Authority: CN
Inventors: 唐成; 钟亮; 段飞
Original assignee: Beijing Shunzao Technology Co Ltd
Current assignee: Beijing Shunzao Technology Co Ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2022-10-04
Anticipated expiration: 2041-03-30
Also published as: CN115137262B

Abstract

The invention relates to cleaning equipment which comprises a floor brush component, a suction source, a water-gas separation structure and a connecting frame for connecting the floor brush component and the suction source, wherein a suction port is formed in the floor brush component; the water-gas separation structure includes: the first water-gas separation component is used for enabling the fluid to collide and change direction, and the second water-gas separation component is used for enabling the fluid to rotate and separate, wherein the second water-gas separation component is arranged at the downstream of the first water-gas separation component along the flowing direction of the fluid inside the water-gas separation structure. The cleaning equipment can improve the water-gas separation efficiency, avoid the water carried by the fluid separated by the water-gas separation mechanism to cause the failure of the components such as the motor which can not be wetted, and achieve the effect of prolonging the service life of the cleaning equipment.

Description

Cleaning equipment

Technical Field

The invention relates to the technical field of household electrical appliances, in particular to a cleaning device.

Background

The dust collector is used as common household cleaning equipment and can be used for household cleaning. Along with people's clean demand is constantly diversified, the floor scrubber also walks into people's life as a neotype cleaning equipment, compares with traditional dust catcher, and the floor scrubber can play better clean effect, clean stubborn spot. Dust catcher and floor cleaning machine have different functions, and it is higher to purchase the required acquisition cost of two kinds of cleaning device simultaneously, and takes the more storage space of user, and some dust catchers have been equipped with the clean accessory of ground of washing simultaneously at present for the dust catcher has the function of washing ground simultaneously. The water-air separation structure equipped on the existing dust collector has low separation efficiency, so that air sucked into a main machine of the dust collector possibly has certain moisture, and a motor is failed or even damaged.

It is therefore desirable to provide a cleaning apparatus with high water-gas separation efficiency.

Disclosure of Invention

Technical problem to be solved

In view of the above disadvantages and shortcomings of the prior art, the present invention provides a cleaning device, which solves the technical problem of low separation efficiency of the water-gas separation structure of the prior cleaning device.

(II) technical scheme

In order to achieve the purpose, the invention adopts the main technical scheme that:

the embodiment of the invention provides cleaning equipment, which comprises a floor brush component, a suction source, a connecting frame and a water-gas separation structure, wherein the connecting frame is used for connecting the floor brush component and the suction source, a first mounting groove is formed in the connecting frame, the water-gas separation structure is mounted in the first mounting groove, a suction port is formed in the floor brush component and is communicated with a fluid inlet of the water-gas separation structure, and a fluid outlet of the water-gas separation structure is communicated with the suction source through an air channel in the connecting frame;

the water-gas separation structure includes: the device comprises a first water-gas separation component used for enabling fluid to collide and change directions and a second water-gas separation component used for enabling the fluid to rotate and separate, wherein the second water-gas separation component is arranged at the downstream of the first water-gas separation component along the flowing direction of the fluid inside the water-gas separation structure.

Optionally, the first water-gas separation assembly comprises a sewage tank, a first pipeline arranged in the sewage tank, and a reversing cover covering an outlet of the first pipeline;

the size of the reversing cover is larger than that of an outlet of the first pipeline, a gap is formed between the reversing cover and the first pipeline, and fluid flowing out of the first pipeline can collide with the reversing cover to be reversed and can flow out of the gap;

the bottom of the sewage tank is closed, the upper portion of the sewage tank is open, a fluid inlet of the water-air separation structure is located at the bottom of the sewage tank, an inlet of the first pipeline is connected with the fluid inlet, and an accommodating space for accommodating sewage is formed between the first pipeline and the inner wall of the sewage tank.

Optionally, the cleaning apparatus comprises an auxiliary separation assembly disposed between the first and second water-gas separation assemblies, the auxiliary separation assembly comprising an expanding separation tube and a flow-directing component;

the bottom opening of the expansion separation pipe is connected with the upper opening of the sewage tank, the cross-sectional area of the expansion separation pipe is 2-10 times that of the first pipeline, and the drainage component is positioned at the bottom opening of the expansion separation pipe;

the drainage component comprises a body and a drainage plate extending from the body in the direction far away from the body, a drainage gap is formed between the outer side surface of the drainage plate and the inner wall surface of the sewage tank, a protection space is formed by enclosing the inner side surface of the drainage plate, and the reversing cover is positioned in the protection space and fixedly connected with the expansion separation pipe.

Optionally, the first pipe extends from the bottom of the wastewater tank toward the upper part of the wastewater tank, and the extension direction of the diverging separation pipe is parallel to the extension direction of the first pipe; and/or

The body of the drainage component is provided with a positioning groove, the reversing cover is provided with a positioning bulge, and the positioning bulge is matched with the positioning groove, so that the drainage component is installed on the reversing cover; and/or

The second water-gas separation component is arranged in the expansion separation pipe, and the second water-gas separation component is arranged at one end of the expansion separation pipe, which is far away from the first water-gas separation component.

Optionally, the second water-gas separation assembly comprises a water-gas separation barrel and a cyclone member located in the water-gas separation barrel;

the bottom of the water-gas separation barrel is provided with an inlet, the top of the water-gas separation barrel is provided with an outlet, the cyclone piece is provided with a disc-shaped main body, and one side of the disc-shaped main body facing the inlet of the water-gas separation barrel is provided with a plurality of cyclone wings to promote fluid entering the water-gas separation barrel to be subjected to rotary separation.

Optionally, an inlet of the water-gas separation barrel extends in a direction away from the water-gas separation barrel to form a second pipeline, a cover plate is arranged at an outlet at the top of the water-gas separation barrel, and a third pipeline extending from an outlet of the water-gas separation barrel to the direction of the cyclone piece is arranged on the cover plate; and/or

The water-gas separation bucket includes aqueous vapor separation chamber and ponding chamber, the aqueous vapor separation chamber with be equipped with highly being less than between the ponding chamber the baffle of aqueous vapor separation bucket lateral wall height, the ponding chamber by the baffle with the inner wall of aqueous vapor separation bucket encloses to close and forms, the hole that leaks has been seted up to the bottom in ponding chamber, and elasticity play water stopper is installed to the bottom in ponding chamber, elasticity goes out water stopper and is used for open automatically after the ponding of ponding intracavity is greater than the predetermined amount the hole that leaks.

Optionally, a diversion disc is installed above the cover plate arranged at the top of the water-gas separation barrel, a fluid outlet is arranged at the position, corresponding to the air duct in the connecting frame, of the diversion disc, a diversion channel is arranged on one side, facing the cover plate, of the diversion disc, and the fluid on the cover plate is communicated with the air duct through the diversion channel.

Optionally, the cleaning device further comprises a clean water tank, a water pump and a jet hole arranged above the scraper;

the middle part of link is equipped with the second mounting groove, install the water purification case in the second mounting groove, the water pump set up in the link, the water inlet of water pump pass through the pipeline with water purification case intercommunication, the delivery port of water pump passes through pipeline and jet orifice intercommunication.

Optionally, a fixed clamping portion is arranged on the connecting frame, a locking component is arranged on the water-gas separation structure at a position corresponding to the fixed clamping portion, and the locking component is matched with the fixed clamping portion to lock the water-gas separation structure in the first mounting groove; and/or

The cleaning apparatus further comprises a moisture sensing device located at the location of the fluid outlet of the water-air separation structure.

Optionally, the suction source is a handheld body detachably connected to the connecting frame, and the cleaning device includes a dry cleaning accessory detachably connected to the handheld body.

(III) advantageous effects

The invention has the beneficial effects that: according to the cleaning equipment, the water-gas separation structure comprises the first water-gas separation component for enabling the fluid to collide and change direction and the second water-gas separation component for enabling the fluid to rotate and separate, so that compared with the prior art, the water-gas separation efficiency can be improved, the problem that the components such as a motor and the like which cannot be wetted by water are broken down due to the fact that the fluid separated by the water-gas separation mechanism carries water is avoided, the service life of the cleaning equipment is prolonged, the size of the water-gas separation structure is reduced, and the water-gas separation structure is more compact.

Drawings

FIG. 1 is a schematic front view of a cleaning apparatus of the present invention;

FIG. 2 is a schematic cross-sectional view of the cleaning apparatus of FIG. 1;

FIG. 3 is an enlarged schematic view of the cleaning apparatus of FIG. 2 at A;

FIG. 4 is a connecting pipe of FIG. 2 a schematic perspective view of (a);

FIG. 5 is an exploded view of the water gas separation structure of FIG. 1;

FIG. 6 is a perspective view of the sump of FIG. 5;

FIG. 7 is a perspective view of the water gas separating structure of FIG. 1 with the sump removed;

fig. 8 is a schematic perspective view of a second water-gas separation assembly of the water-gas separation structure;

FIG. 9 is a schematic top view of the water gas separator tube of FIG. 5;

FIG. 10 is a schematic perspective view of the spin disk of FIG. 5;

FIG. 11 is a perspective view of the cover plate of FIG. 5;

fig. 12 is a schematic top view of the diaphragm of fig. 5;

fig. 13 is a perspective view of the water outlet plug of fig. 8.

[ description of reference ]

1: a floor brush assembly; 2: a connecting frame; 3: a water-gas separation structure; 4: a water purifying tank; 5: rolling and brushing; 6: a suction port; 7: a hose; 8: a connecting member; 9: a water pump; 10: an air duct; 11: a locking assembly; 12: a transparent plate; 13: a sewage tank; 14: a first seal ring; 15: expanding the separation tube; 16: a drainage component; 17: a water-gas separation barrel; 18: a swirl member; 19: a second seal ring; 20: a cover plate; 21: a third seal ring; 22: a flow guide disc; 23: a first pipeline; 24: a commutation cover; 25: a humidity sensing device; 26: an elastic water outlet plug; 27: a baffle plate; 28: a second pipeline; 29: a third pipeline.

Detailed Description

For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings. As used herein, the terms "upper," "lower," "left," "right," "front," "back," and the like are used with reference to the orientation of FIG. 1.

Referring to fig. 1, 2, 3 and 4, the present embodiment provides a cleaning apparatus including a floor brush assembly 1, a suction source, a connection bracket 2 connecting the floor brush assembly 1 and the suction source, and a water-air separating structure 3. The lower part of link 2 is equipped with first mounting groove, and aqueous vapor separation structure 3 installs in first mounting groove.

It should be noted that the cleaning device may be a vacuum cleaner or a floor washer, and the type of suction source may be suitably selected according to the use requirement, for example, the cleaning device may be a handheld body to facilitate the user to operate the cleaning device. Also, the hand-held body is preferably detachably coupled to the coupling frame 2. The cleaning equipment also comprises a dry type cleaning accessory which can be detachably connected with the handheld machine body, so that the handheld machine body can be selectively connected with the connecting frame 2 or the dry type cleaning accessory according to the use requirement, and the cleaning equipment has a floor washing function and a dry type suction function, integrates the dust collector and the floor washing machine together, and reduces the use cost of a user.

The connecting frame 2 is provided with a fixed clamping part, the water-gas separation structure 3 is provided with a locking component 11 at a position corresponding to the fixed clamping part, and the locking component 11 is matched with the fixed clamping part to lock the water-gas separation structure 3 in the first mounting groove.

The inside round brush 5 that is provided with of scrubbing brush subassembly 1 installs the scraper blade on the scrubbing brush casing, the edge of scraper blade and round brush 5's periphery butt to scrape adnexed foul on the round brush 5 down. A suction opening 6 is provided below the blade, and dirt scraped by the blade and dirt on the floor are sucked through the suction opening 6. The lower end of the connecting frame 2 is provided with a connecting piece 8, the suction port 6 is communicated with the inlet of the connecting piece 8 through a hose 7, and the outlet of the connecting piece 8 is communicated with the fluid inlet of the water-gas separation structure 3. An air duct 10 is arranged inside the connecting frame 2, an air inlet of the air duct 10 is communicated with a fluid outlet of the water-gas separation structure 3, an air outlet of the air duct 10 is communicated with a suction source, and the suction source comprises a fan. In addition, the pipeline inside the connecting piece 8 is in an inverted Z shape. Due to the adoption of the hose 7, the position of the floor brush assembly 1 relative to the connecting frame 2 and the water-gas separation assembly 3 is convenient to adjust, and the floor is cleaned.

As shown in fig. 5 and 6, the water-gas separation structure 3 includes a first water-gas separation assembly for inverting the fluid collision, a second water-gas separation assembly for rotating and separating the fluid, and an auxiliary separation assembly located between the first water-gas separation assembly and the second water-gas separation assembly. Wherein, along the fluid flow direction inside the water-gas separation structure 3, the second water-gas separation component is arranged at the downstream of the first water-gas separation component.

The first water-gas separation component comprises a cylindrical sewage tank 13, a first pipeline 23 arranged in the sewage tank 13 and a reversing cover 24 covering the outlet of the first pipeline 23.

The bottom of the sewage tank 13 is closed, the upper part of the sewage tank is open, a fluid inlet of the water-gas separation structure 3 is positioned at the bottom of the sewage tank 13, an inlet of the first pipeline 23 is connected with the fluid inlet, and an accommodating space for accommodating sewage is formed between the first pipeline 23 and the inner wall of the sewage tank 13.

The size of the reversing cover 24 is larger than the size of the outlet of the first pipeline 23, a gap is formed between the reversing cover 24 and the first pipeline 13, and fluid flowing out of the first pipeline 23 can collide with the reversing cover 24 to be reversed and flow out of the gap. Because the quality of the water and the air is different, when the fluid is collided by the reversing cover 24 and is reversed and flows backwards, part of water in the fluid is separated from the air, the separated sewage flows into the accommodating space at the bottom of the sewage tank 13, and the water-air mixture continues to flow downwards under the suction action of the suction source.

In order to facilitate the user to control the amount of wastewater in the wastewater tank 13 in real time, in the embodiment, the wastewater tank 13 is provided with a transparent plate 12 for observing the water level inside the wastewater tank 13. In addition, a water level sensor may be provided to detect the amount of sewage in the sewage tank 13 in real time and output water amount data to a user or a control module, if necessary.

The auxiliary separation assembly comprises an expanding separation line 15 and a drainage component 16 at the bottom opening of the expanding separation line 15. The bottom opening of the expanded separating pipe 15 is connected with the upper opening of the foul water tank, and the cross-sectional area of the expanded separating pipe 15 is 2 to 10 times that of the first pipe 23. The water-gas mixture separated by the first water-gas separation component enters the expansion separation pipe 15 for further separation, and the separated sewage flows into the accommodating space along the opening between the accommodating space and the expansion separation pipe 15. In addition, a first sealing ring 14 is arranged at the joint of the expansion separation pipe 15 and the sewage tank 13.

Combine shown in fig. 7, drainage part 16 includes the body and from the body toward the drainage plate of keeping away from body direction extension, the drainage clearance has between the lateral surface of drainage plate and the internal face of sewage case 13, the drainage clearance carries out the drainage to the sewage that the expansion separation pipeline 15 separated and the sewage that the second aqueous vapor separable set separated, improve aqueous vapor separation efficiency, the medial surface of drainage plate encloses to close and forms the guard space, switching-over cover 24 is located the guard space, avoid the aqueous vapor separation that the sewage that low reaches aqueous vapor separation result was separated influences first aqueous vapor separable set's aqueous vapor separation. In addition, the reversing cover 24 is fixedly connected with the bottom opening of the expanding separating tube 15, so that the reversing cover 24 can be conveniently installed and fixed.

The lower part of the drainage component 16 body is provided with a positioning groove, the upper part of the reversing cover 24 is provided with a positioning bulge, and the positioning bulge is matched with the positioning groove, so that the drainage component 16 is arranged on the reversing cover 24.

The second moisture separating assembly is disposed inside the expanding separating pipe 15, and the second moisture separating assembly is disposed at one end of the expanding separating pipe 15 far away from the first moisture separating assembly.

Referring to fig. 8, 9, 10 and 11, the second water-gas separation assembly includes a water-gas separation tub 17, a cyclone 18 located in the water-gas separation tub 17, and a cover plate 20.

The bottom of the water-gas separation barrel 17 is provided with an inlet, the top of the water-gas separation barrel 17 is provided with an outlet, the cyclone piece 18 is provided with a disc-shaped main body, and one side of the disc-shaped main body facing the inlet of the water-gas separation barrel 17 is provided with a plurality of cyclone wings to promote the fluid entering the water-gas separation barrel 17 to be rotationally separated.

Water vapor separation bucket 17 includes aqueous vapor separation chamber and ponding chamber, is equipped with highly being less than between aqueous vapor separation chamber and the ponding chamber baffle 27 of 17 lateral wall heights of aqueous vapor separation bucket, ponding chamber enclose by baffle 27 and aqueous vapor separation bucket 17's inner wall to close and form, and the hole that leaks has been seted up to the bottom in ponding chamber to elasticity play water stopper 26 (refer to figure 13) is installed to the bottom in ponding chamber, and elasticity goes out water stopper 26 and is used for opening the hole that leaks automatically after the ponding of ponding intracavity is greater than the predetermined amount. The specific height of baffle 27 can carry out appropriate selection according to the separation condition of whirl piece 18, can be got rid of baffle 27 promptly and enter into the ponding intracavity and deposit until the hole that leaks opens.

The cover plate 20 covers the outlet of the water-gas separation barrel 17, the cover plate 20 is provided with an outlet, the outlet extends towards the direction of the cyclone piece 18 to form a third pipeline 29, and the separated fluid flows out of the water-gas separation barrel 17 from the third pipeline 29.

When a large amount of sewage is gathered in the water accumulation cavity, the sewage is pressed out of the elastic water plug 26 by the gravity of the sewage to move downwards relative to the water-gas separation barrel 17, so that the water leakage hole is opened; after the sewage in the water accumulation cavity flows, because the air pressure inside the water-air separation barrel 17 is smaller than the air pressure outside, the fluid pushes the elastic water outlet plug 26 to move upwards relative to the water-air separation barrel 17, so that the water leakage hole is closed, all the gas enters the water-air separation barrel 17 from the second pipeline 28, and the flow channeling is prevented.

The import of aqueous vapor separation bucket 17 extends towards the direction of keeping away from aqueous vapor separation bucket 17 and forms second pipeline 28, the air in the expansion separation pipeline 15 receives blockking and the refluence of second aqueous vapor separation subassembly, get into aqueous vapor separation bucket 17 from second pipeline 28, it is rotatory to receive blockking of whirl piece 18 at aqueous vapor separation bucket 17, the air current collides on the internal wall face of aqueous vapor separation bucket 17, the moisture that the quality is big is got rid of the ponding intracavity of aqueous vapor separation bucket 17, enter into in the expansion separation pipeline 15 through the hole that leaks of ponding chamber bottom, under the effect of gravity, finally flow in the bilge tank 13.

Referring to fig. 12, a diversion disc 22 is installed above the cover plate 20, a fluid outlet is provided at a position of the diversion disc 22 corresponding to the air duct 10 in the connecting frame 2, and a diversion channel is provided at a side of the diversion disc 22 facing the cover plate 20, so that the outlet on the cover plate 20 is communicated with the air duct 10. The air flow without water in the water-air separation barrel 17 enters the diversion disc 22 from the third pipeline, then enters the air duct 10 through the diversion channel on the diversion disc 22, and is sucked into the handheld machine body through the air duct 10.

In addition, a second sealing ring 19 is arranged between the cover plate 20 and the water-gas separation barrel 17, and a third sealing ring 21 is arranged between the deflector 22 and the cover plate 20.

The cleaning device further comprises a humidity sensing means 25 at the location of the fluid outlet of the water gas separation structure 3. If the humidity sensing device 25 senses that the fluid flowing out of the water-gas separation structure 3 contains moisture, the main machine of the cleaning device is controlled to stop working.

The cleaning device further comprises a clean water tank 4, a water pump 9, and an injection hole provided above the blade. The middle part of link 2 is equipped with the second mounting groove, installs clean water tank 4 in the second mounting groove, and water pump 9 sets up in link 2, and water pump 9's water inlet passes through the pipeline and communicates with clean water tank 4, and water pump 9's delivery port passes through pipeline and jet orifice intercommunication. Because the jet hole is arranged above the scraper, clear water is sprayed to the roller brush 5 through the jet hole and is mixed with dust to form sewage, the sewage is scraped by the scraper, enters the hose through the suction port 6, then enters the sewage tank 13 through the water-gas separation structure 3, and the gas is sucked into the air duct 10.

According to the cleaning equipment, the water-gas separation structure comprises the first water-gas separation component for enabling the fluid to collide and change direction and the second water-gas separation component for enabling the fluid to rotate and separate, compared with the prior art, the water-gas separation efficiency can be improved, the phenomenon that parts such as a motor which cannot be wetted by water are broken down due to the fact that the fluid separated by the water-gas separation mechanism carries water is avoided, the service life of the cleaning equipment is prolonged, the size of the water-gas separation structure is reduced, and the water-gas separation structure is more compact.

In the description of the present invention, it is to be understood that 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 or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either internal to the two elements or in an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims

1. A cleaning device, characterized by: the device comprises a floor brush component (1), a suction source, a connecting frame (2) for connecting the floor brush component (1) and the suction source, and a water-gas separation structure (3), wherein a suction port (6) is formed in the floor brush component (1), a first mounting groove is formed in the connecting frame (2), the water-gas separation structure (3) is mounted in the first mounting groove, the suction port (6) is communicated with a fluid inlet of the water-gas separation structure (3), and a fluid outlet of the water-gas separation structure (3) is communicated with the suction source through an air duct (10) in the connecting frame (2);

the water-gas separation structure (3) includes: a first water-gas separation assembly for the collision reversal of the fluid and a second water-gas separation assembly for the rotational separation of the fluid, wherein the second water-gas separation assembly is arranged downstream of the first water-gas separation assembly in the direction of flow of the fluid inside the water-gas separation structure (3).

2. The cleaning apparatus of claim 1, wherein: the first water-gas separation component comprises a sewage tank (13), a first pipeline (23) arranged in the sewage tank (13) and a reversing cover (24) covering the outlet of the first pipeline (23);

the size of the reversing cover (24) is larger than the size of an outlet of the first pipeline (23), a gap is formed between the reversing cover (24) and the first pipeline (13), and fluid flowing out of the first pipeline (23) can collide with the reversing cover (24), be reversed and flow out of the gap;

the bottom of the sewage tank (13) is closed, the upper part of the sewage tank is open, a fluid inlet of the water-air separation structure (3) is positioned at the bottom of the sewage tank (13), an inlet of the first pipeline (23) is connected with the fluid inlet, and an accommodating space for accommodating sewage is formed between the first pipeline (23) and the inner wall of the sewage tank (13).

3. The cleaning apparatus of claim 2, wherein: the cleaning equipment comprises an auxiliary separation assembly arranged between the first water-gas separation assembly and the second water-gas separation assembly, wherein the auxiliary separation assembly comprises an expansion separation pipe (15) and a drainage component (16);

the bottom opening of the expansion separation pipe (15) is connected with the upper opening of the sewage tank, the cross-sectional area of the expansion separation pipe (15) is 2-10 times that of the first pipeline (23), and the drainage component (16) is positioned at the bottom opening of the expansion separation pipe (15);

the drainage component (16) comprises a body and a drainage plate extending from the body in the direction far away from the body, a drainage gap is formed between the outer side surface of the drainage plate and the inner wall surface of the sewage tank (13), a protection space is formed by enclosing the inner side surface of the drainage plate, and the reversing cover (24) is located in the protection space and fixedly connected with the expansion separation pipe (15).

4. The cleaning apparatus of claim 3, wherein: the first pipe (13) extends from the bottom of the waste tank (13) towards the upper part of the waste tank (13), and the extension direction of the expanded separation pipe (15) is parallel to the extension direction of the first pipe (13); and/or

The body of the drainage component (16) is provided with a positioning groove, the reversing cover (24) is provided with a positioning bulge, and the positioning bulge is matched with the positioning groove so as to install the drainage component (16) on the reversing cover (24); and/or

The second water-gas separation component is arranged in the expansion separation pipe (15), and the second water-gas separation component is arranged at one end of the expansion separation pipe (15) far away from the first water-gas separation component.

5. The cleaning apparatus of claim 1, wherein: the second water-gas separation assembly comprises a water-gas separation barrel (17) and a rotational flow piece (18) positioned in the water-gas separation barrel (17);

the bottom of the water-gas separation barrel (17) is provided with an inlet, the top of the water-gas separation barrel (17) is provided with an outlet, the cyclone piece (18) is provided with a disc-shaped main body, and one side of the disc-shaped main body, facing the inlet of the water-gas separation barrel (17), is provided with a plurality of cyclone wings to promote fluid entering the water-gas separation barrel (17) to be subjected to rotary separation.

6. The cleaning apparatus of claim 5, wherein: the inlet of the water-gas separation barrel (17) extends towards the direction far away from the water-gas separation barrel (17) to form a second pipeline (28), the outlet at the top of the water-gas separation barrel (17) is covered with a cover plate (20), and the cover plate (20) is provided with a third pipeline (29) extending towards the direction of the cyclone piece (18) from the outlet of the water-gas separation barrel (17); and/or

Aqueous vapor separation bucket (17) are including aqueous vapor separation chamber and ponding chamber, aqueous vapor separation chamber with be equipped with highly being less than between the ponding chamber baffle (27) of aqueous vapor separation bucket (17) lateral wall height, the ponding chamber by baffle (27) with the inner wall of aqueous vapor separation bucket (17) encloses to close and forms, the hole that leaks has been seted up to the bottom in ponding chamber, and elasticity play water stopper (26) are installed to the bottom in ponding chamber, elasticity goes out water stopper (26) and is used for automatic opening after ponding in the ponding intracavity is greater than the predetermined amount the hole that leaks.

7. The cleaning apparatus of claim 5, wherein: set up in apron (20) top at aqueous vapor separation bucket (17) top is installed flow guide disc (22), flow guide disc (22) correspond wind channel (10) position department in link (2) is equipped with the fluid outlet, flow guide disc (22) are equipped with the water conservancy diversion passageway towards one side of apron (20), the water conservancy diversion passageway makes the export intercommunication on apron (20) wind channel (10).

8. The cleaning apparatus defined in any one of claims 1-6, wherein: the cleaning equipment also comprises a water purifying tank (4), a water pump (9) and a jet hole arranged above the scraping plate;

the middle part of link (2) is equipped with the second mounting groove, install water purification case (4) in the second mounting groove, water pump (9) set up in link (2), the water inlet of water pump (9) pass through the pipeline with water purification case (4) intercommunication, the delivery port of water pump (9) passes through pipeline and jet orifice intercommunication.

9. The cleaning apparatus defined in any one of claims 1-6, wherein: a fixed clamping part is arranged on the connecting frame (2), a locking component (11) is arranged on the water-gas separation structure (3) at a position corresponding to the fixed clamping part, and the locking component (11) is matched with the fixed clamping part to lock the water-gas separation structure (3) in the first mounting groove; and/or

The cleaning device further comprises a humidity sensing means (25) at the location of the fluid outlet of the water-air separation structure (3).

10. The cleaning apparatus defined in any one of claims 1-6, wherein: the suction source is a handheld machine body, the handheld machine body is detachably connected with the connecting frame (2), and the cleaning equipment comprises a dry type cleaning accessory detachably connected with the handheld machine body.