CN209122072U - Brush body, cleaning brush and dust collector - Google Patents

Abstract

The utility model provides a brush body, which relates to the technical field of cleaning equipment, and overcomes the disadvantages of the traditional brush body that the auxiliary air inlet is not adjustable in size and has poor applicability. The brush body provided by the utility model comprises a cleaning brush body with a cavity structure inside, the bottom surface of the cleaning brush body is provided with a dust suction port, and the cavity wall of the cleaning brush body is provided with a connection with the outside of the cleaning brush body The auxiliary air inlet also includes an opening adjustment device for adjusting the size of the opening of the auxiliary air inlet. The utility model also provides a cleaning brush, which includes the above-mentioned brush body. The utility model also provides a vacuum cleaner, comprising the above cleaning brush. In a word, by adding an opening adjustment device, the opening size of the auxiliary air inlet can be adjusted to be suitable for different surfaces to be cleaned, and the applicability is greatly improved.

Description

Brush body, cleaning brush and a vacuum cleaner

technical field

The utility model relates to the technical field of cleaning equipment, in particular to a brush body, a cleaning brush and a vacuum cleaner.

Background technique

The cleaning brush is generally composed of a cover plate, a base, a brush body and other components. The bottom of the cleaning brush is provided with a suction port, and the dust can enter the suction air path through the suction port under the action of wind, and reach the dust cup to achieve cleaning effect.

At present, the existing cleaning brush is equipped with a suction port and an auxiliary air inlet. The cleaning brush walks close to the cleaning surface, and the suction port is close to the cleaning surface. When the air flows through the auxiliary air inlet and enters the cleaning brush cavity, it can play a role in A certain pressure relief effect can balance the internal and external pressure difference, thereby preventing the occurrence of clogging, but often when cleaning carpets with long hair, the auxiliary air inlet can play a role. When the cleaning surface is a hard floor, the auxiliary air inlet It has little effect. When cleaning short-haired carpets, it is not necessary to set the auxiliary air inlet to such a large size, but the size of the auxiliary air inlet of the cleaning brushes commonly sold and used in the market is fixed and cannot be carried out according to different cleaning surfaces. The adjustment of the opening size has poor applicability.

Utility model content

The purpose of the present utility model is to provide a brush body, a cleaning brush and a vacuum cleaner, which have a simple structure. By adding an opening adjustment device, the opening size of the auxiliary air inlet can be adjusted to be suitable for different surfaces to be cleaned, and the applicability is greatly improved. improve.

To achieve the above object, the utility model provides the following technical solutions:

The brush body provided by the utility model comprises a cleaning brush body with a cavity structure inside, the bottom surface of the cleaning brush body is provided with a dust suction port, and the cavity wall of the cleaning brush body is provided with an outer surface of the cleaning brush body. The connected auxiliary air inlet also includes an opening adjustment device for adjusting the size of the opening of the auxiliary air inlet.

Optionally, the opening adjustment device includes a baffle plate movably arranged on the cavity wall of the cleaning brush body, and the active position of the baffle plate at least includes an opening position capable of opening the auxiliary air inlet and a closing position. The closed position of the auxiliary air inlet.

Optionally, the opening adjustment device includes an automatic switch disposed at the position of the auxiliary air inlet and a controller communicatively connected to the automatic switch.

Optionally, a guide structure is provided on the cavity wall of the cleaning brush body, and the blocking piece moves along the guide structure.

Optionally, the guide structure is a guide groove provided on the cavity wall of the cleaning brush body, and the blocking piece is slidably provided in the guide groove.

Optionally, the guide groove is located between the inner wall and the outer wall of the cleaning brush body, and communicates with the auxiliary air inlet.

Optionally, the blocking piece is provided with a limiting structure capable of restricting the blocking piece from moving between the open position and the closed position.

Optionally, the limiting structure includes a protruding structure disposed on the baffle, and the protruding structure can be respectively connected to two opposite sides of the auxiliary air inlet when the open position and the closed position are. offset.

Optionally, the cavity of the cleaning brush body is provided with an isolation member that separates the main cleaning chamber and the auxiliary cleaning chamber, and the dust suction port is separated from the main cleaning chamber by the isolation member. The corresponding main dust suction port and the auxiliary dust suction port corresponding to the auxiliary cleaning cavity, the lower end surface of the isolation member is higher than the bottom surface of the cleaning brush body to form the main cleaning cavity and the The communication channel of the auxiliary cleaning chamber.

Optionally, the auxiliary cleaning chamber is disposed on the front side of the main cleaning chamber.

Optionally, the bottom surface of the cleaning brush body is provided with a tooth-shaped structure capable of contacting the cleaning surface to scrape dust and dirt.

Optionally, the tooth-shaped structure is arranged at a position in front of the bottom front of the cleaning brush body.

Optionally, a tooth-shaped structure that is in contact with the cleaning surface to scrape dust and dirt is provided at the front of the bottom front of the auxiliary cleaning chamber.

Optionally, the auxiliary air inlet is arranged on a cavity wall of the auxiliary cleaning cavity opposite to the isolation member.

Optionally, the main cleaning chamber and the auxiliary cleaning chamber are connected through a detachable connection structure.

Optionally, the isolation component is a cavity wall of the main cleaning cavity adjacent to the auxiliary cleaning cavity.

Optionally, the detachable connection structure is a snap connection structure or a screw connection structure.

Optionally, there are multiple auxiliary air inlets.

Optionally, each of the auxiliary air inlets is evenly distributed on the auxiliary cleaning cavity, and the distances from each of the auxiliary air inlets to the bottom surface of the cleaning brush body are equal.

Optionally, the bottom of the cleaning brush body is also connected with a caster assembly which is convenient for walking.

The utility model also provides a cleaning brush, comprising the above-mentioned brush body.

The utility model also provides a vacuum cleaner, which includes the above-mentioned cleaning brush.

In the technical solution provided by the utility model, by adding an opening adjustment device, the opening size of the auxiliary air inlet can be adjusted to be suitable for different surfaces to be cleaned. The size of the auxiliary air inlet of the existing brush body cannot be adjusted. When cleaning some long hairs When cleaning surfaces such as carpets, long-haired carpets are easy to block the vacuum port. At this time, the auxiliary air inlet can play a role, but when cleaning some flat surfaces such as tile floors, the vacuum port is blocked at this time. At this time, there is no need to use the auxiliary air inlet, and the design of the auxiliary air inlet is wasteful, but the existing auxiliary air inlet cannot be closed or its opening can be adjusted. The brush body of the utility model can adjust the opening size of the auxiliary air inlet by adding an opening adjustment device. When cleaning some cleaning surfaces such as long-haired carpets, the long-haired carpets can easily block the dust suction openings. The auxiliary air inlet can be opened, but when cleaning some flat surfaces such as tile floors, the probability of the suction port being blocked is greatly reduced. At this time, there is no need to use the auxiliary air inlet, and only the The opening can be reduced or turned off. When cleaning some short-haired carpets and other cleaning surfaces, the short-haired carpets may block part of the suction opening. At this time, only need to reduce the opening of the auxiliary air inlet. Yes, so it can be applied to different surfaces to be cleaned.

In the preferred solution of the present invention, the opening adjustment device is also provided with an automatic switch and a controller, which can realize automatic adjustment of the opening size of the auxiliary air inlet, with a high degree of intelligence and more convenient operation.

In the preferred solution of the present invention, by adding a communication channel between the main cleaning cavity and the auxiliary cleaning cavity, the wind entering the auxiliary air inlet can reach the cleaning surface, and has a certain blowing force on the cleaning surface, which can blow up the dust on the cleaning surface. It can make the dust adsorbed on the cleaning surface leave the cleaning surface. At this time, relying on the suction of the brush body can be more conducive to the inhalation of dust and dirt. The cleaning ability is stronger, the cleaning effect is better, and the dust removal efficiency is high.

In a preferred solution of the present invention, the cleaning cavity is divided into an auxiliary cleaning cavity and a main cleaning cavity which are connected to each other, and the auxiliary cleaning cavity provided with the auxiliary air inlet is arranged on the front side of the main cleaning cavity, and the bottom of the auxiliary cleaning cavity is arranged at the front side of the main cleaning cavity. A tooth-shaped structure that can be in contact with the cleaning surface is provided at the front of the front, so as to scrape up dust. The wind is further blown, and then the dust is sucked in by the suction of the brush body, which has strong cleaning ability and good cleaning effect, and has strong application value.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

1 is a perspective view of a cleaning brush structure in an embodiment of the present invention;

Fig. 2 is the bottom view of the cleaning brush in the embodiment of the present utility model;

Fig. 3 is the top view of the cleaning brush in the embodiment of the present invention;

4 is a schematic view of the side structure of the cleaning brush in the embodiment of the present invention;

5 is a schematic structural diagram of an auxiliary cleaning chamber for cleaning brushes in an embodiment of the present invention;

6 is a schematic structural diagram of an auxiliary cleaning chamber with an opening adjustment device in an embodiment of the present invention;

7 is a schematic structural diagram of an auxiliary cleaning chamber with an auxiliary air inlet in an embodiment of the present invention;

Fig. 8 is the enlarged structural schematic diagram of part A with the auxiliary air inlet opened in Fig. 7;

Fig. 9 is the enlarged structural schematic diagram of part A with the auxiliary air inlet closed in Fig. 7;

10 is a cross-sectional view of an opening adjustment device in an embodiment of the present invention;

FIG. 11 is a schematic view of the tooth structure of the cleaning brush in the embodiment of the present invention.

In the figure: 1. Dust suction port; 2. Auxiliary air inlet; 3. Opening adjustment device; 4. Baffle plate; 401, convex structure; 5. Guide groove; 6. Main cleaning chamber; , isolation parts; 9, tooth structure; 10, caster assembly.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention more clear, the technical solutions of the present invention will be described in detail below. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other implementations obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present invention.

The utility model provides a brush body, as shown in FIGS. 1-11 , comprising a cleaning brush body with a cavity structure inside, the bottom surface of the cleaning brush body is provided with a dust suction port 1, and the cavity wall of the cleaning brush body is provided with The auxiliary air inlet 2 communicating with the outside of the cleaning brush body further includes an opening adjustment device 3 for adjusting the size of the opening of the auxiliary air inlet 2 . The brush body specifically provided by the utility model can adjust the opening size of the auxiliary air inlet to be suitable for different surfaces to be cleaned by adding an opening adjustment device. The size of the auxiliary air inlet of the existing brush body cannot be adjusted. When cleaning some long hairs When cleaning surfaces such as carpets, long-haired carpets are easy to block the vacuum port. At this time, the auxiliary air inlet can play a role, but when cleaning some flat surfaces such as tile floors, the vacuum port is blocked at this time. At this time, there is no need to use the auxiliary air inlet, and the design of the auxiliary air inlet is wasteful, but the existing auxiliary air inlet cannot be closed or its opening can be adjusted. The specific brush body provided by the utility model can adjust the opening size of the auxiliary air inlet by adding an opening adjustment device. You only need to open the auxiliary air inlet, but when cleaning some flat surfaces such as tile floors, the probability of the suction port being blocked is greatly reduced. At this time, there is no need to use the auxiliary air inlet, and you only need to The opening of the air inlet can be reduced or closed. When cleaning some short-haired carpets and other cleaning surfaces, the short-haired carpet may block a part of the dust suction port. In this case, you only need to adjust the opening of the auxiliary air inlet. It can be adjusted to a smaller size, so that it can be applied to different surfaces to be cleaned, which is more convenient to use and has a wider application range.

It should be noted that, when the brush body is used, the side of the cleaning brush body provided with the dust suction port is close to the cleaning surface, and this surface is the bottom surface of the cleaning brush body.

As an optional embodiment, in the specific embodiment of the present invention, the opening adjustment device 3 includes a blocking piece 4 movably arranged on the cavity wall of the cleaning brush body, and the movable position of the blocking piece 4 at least includes the ability to open the auxiliary The open position of the air inlet 2 and the closed position of the auxiliary air inlet 2 can be closed. The movable setting of the baffle relative to the cavity wall of the cleaning brush body of the present invention includes various ways, which can be rotated to open and close, and can also be sliding to open and slide to close. The movable position of the baffle is at least Including can be understood as: only includes the open position that can open the auxiliary air inlet and the closed position that can close the auxiliary air inlet, and can also be understood as: not only includes the open position that can open the auxiliary air inlet and the closed position that can close the auxiliary air inlet, It also includes the state between the opening and closing of the auxiliary air inlet, that is, the size of the opening including the auxiliary air inlet can be appropriately adjusted according to actual use requirements.

In order to realize automatic control, so as to avoid manually adjusting the opening size of the auxiliary air inlet during the cleaning process, in the specific embodiment of the present invention, the opening adjustment device 3 includes an automatic switch and an automatic switch arranged at the position of the auxiliary air inlet 2 . A controller that can be communicatively connected, the automatic switch is an ordinary electronically controlled switch. When you want to adjust the opening size of the auxiliary air inlet, you only need to control the automatic switch through the controller to realize the opening of the auxiliary air inlet. Turn it on, off, or turn it up or down.

In the specific embodiment of the present invention, a guide structure is arranged on the cavity wall of the cleaning brush body, and the blocking piece 4 moves along the guiding structure. This arrangement enables the blocking piece to move according to a certain rule, making the movement more stable and controllable. .

As an optional embodiment, in the specific embodiment of the present invention, the guide structure is a guide groove 5, and the guide groove 5 is arranged on the cavity wall of the cleaning brush body, and the blocking piece 4 is slidably arranged in the guide groove 5 , The way that the baffle plate slides in the guide groove can realize the adjustment of the opening size of the auxiliary air inlet, and the adjustment is simple and convenient, and the operation is easy.

In the specific embodiment of the present invention, the guide groove 5 is located between the inner wall and the outer wall of the cleaning brush body, and communicates with the auxiliary air inlet 2. The baffle can be installed in the guide groove, and the width of the baffle is larger than that of the auxiliary inlet. The width of the tuyere, the length of the baffle is greater than the length of the auxiliary air inlet, the upward and downward movement of the baffle, the left and right movement, or other suitable azimuth movements, can realize the adjustment of the opening size of the auxiliary air inlet, so as to realize the closing, opening and enlargement. and downscaling functions.

In order to prevent the blocking piece from sliding down, in the specific embodiment of the present invention, the blocking piece 4 is provided with a limit structure, which can limit the blocking piece 4 to move between the open position and the closed position, thereby preventing the blocking piece 4 from moving. Slips off or falls.

As an optional embodiment, in the specific embodiment of the present invention, the limiting structure includes a protruding structure 401 disposed on the blocking plate 4, and the protruding structure 401 can be respectively connected with the auxiliary air inlet when the open position and the closed position are in the open position. The two opposite sides of 2 are offset. Specifically, for the way in which the baffle is slidably connected up and down relative to the auxiliary cleaning chamber, when the baffle slides down until it reaches the open position, the bottom of the raised structure can abut against the lower edge of the auxiliary air inlet, so that the baffle can be blocked. The sheet continues to move downward, and when the blocking sheet slides upward until it reaches the closed position, the top of the raised structure can abut against the upper edge of the auxiliary air inlet, thereby preventing the blocking sheet from continuing to move upward.

As an optional embodiment, in the specific embodiment of the present invention, the cavity of the cleaning brush body is provided with an isolation member 8 that separates the main cleaning cavity 6 and the auxiliary cleaning cavity 7, and the dust suction port 1 is The isolation member 8 is divided into a main dust suction port corresponding to the main cleaning chamber 6 and an auxiliary dust suction port corresponding to the auxiliary cleaning chamber 7. The communication channel between the cleaning chamber 6 and the auxiliary cleaning chamber 7 .

It should be noted that, when using the brush body, the side of the cleaning brush body with the dust suction port is close to the cleaning surface, and this surface is the bottom surface of the cleaning brush body, and the side of the cleaning brush body with the dust suction port is close to the cleaning surface. When the cleaning surface is cleaned, there is still a certain gap between the lower end surface of the isolation member and the cleaning surface. The size of the gap is the height difference between the isolation member and the cleaning brush body, thereby forming the communication channel between the main cleaning chamber and the auxiliary cleaning chamber. . In this way, the wind entering the auxiliary air inlet can reach the cleaning surface and have a certain blowing force on the cleaning surface, which can blow up the dust and dirt on the cleaning surface, and can remove the dust and dirt adsorbed on the cleaning surface from the cleaning surface. Relying on the suction of the brush body can be more conducive to the inhalation of dust and dirt, with strong cleaning ability, good cleaning effect, and high dust removal efficiency.

For more thorough cleaning, as an optional embodiment, in the specific embodiment of the present invention, the edge of the bottom surface of the cleaning brush body is provided with a toothed structure 9 that can contact the cleaning surface to scrape dust. The tooth-shaped structure is arranged on the edge of the bottom surface of the cleaning brush body, and can be in contact with the cleaning surface to scrape up dust. When using the cleaning brush to clean the bottom surface, the dust is first scraped through the tooth structure, and then the scraped dust is further blown by the wind entering from the auxiliary air inlet, and then the dust is sucked in by the suction of the brush body. It has strong cleaning ability and good cleaning effect, and has strong application value.

As an optional embodiment, in the specific embodiment of the present invention, the auxiliary cleaning chamber 7 is arranged on the front side of the main cleaning chamber 6. Therefore, with the specific structure, when in use, since the auxiliary cleaning chamber is arranged on the main cleaning chamber 6 On the front side of the cavity, the dust on the cleaning surface is blown up by the wind entering from the auxiliary air inlet, and then the dust is sucked in by the suction of the brush body, which has strong cleaning ability and good cleaning effect.

For more thorough cleaning, as an optional embodiment, in the specific embodiment of the present invention, the bottom surface of the cleaning brush body is provided with a toothed structure 9, and the toothed structure 9 is provided on the bottom surface of the cleaning brush body, and can be combined with the cleaning brush body. Clean surface contacts to scrape up dirt. When the cleaning brush is used to clean the bottom surface, the toothed structure can contact the cleaning surface to scrape up the dust and dirt adsorbed or adhered on the cleaning surface, so that the dust and dirt can be cleaned more thoroughly.

It should be noted that the toothed structure can be arranged on the edge of the bottom surface of the cleaning brush body, or can be arranged at other positions on the bottom surface of the cleaning brush body, for example, it can also be arranged at the dust suction port. It can be directly inhaled from the dust suction port, for example, it can be set on the edge of the bottom surface of the cleaning brush body, which can be adjusted appropriately.

As an optional embodiment, in the specific embodiment of the present invention, the auxiliary cleaning chamber 7 is arranged on the front side of the main cleaning chamber 6 , and the toothed structure 9 is arranged at the bottom front position of the auxiliary cleaning chamber 7 . Due to the arrangement of the specific structure, during use, since the auxiliary cleaning chamber is arranged on the front side of the main cleaning chamber, and the tooth-shaped structure is located at the front of the bottom of the auxiliary cleaning chamber, the tooth-shaped structure is used to scrape the dust and dirt first. Then the scraped dust is further blown by the wind entering from the auxiliary air inlet, and then the dust is sucked in by the suction of the brush body. For the dust adsorbed on the ground or the dust adhered to the ground, It can go through the process of first scraping, then blowing, and then inhaling, with strong cleaning ability and good cleaning effect, and has strong application value.

In order to further improve the cleaning effect, the auxiliary air inlet 2 is arranged on the cavity wall of the auxiliary cleaning chamber 7 opposite to the isolation member 8. Compared with the cavity walls at other positions, the auxiliary air inlet is arranged on the cavity wall opposite to the isolation member. In this way, the wind outside the cleaning brush body does not need to bend or bend after passing through the auxiliary air inlet, and it can blow directly on the cleaning surface, with stronger blowing force and more thorough cleaning.

In order to clean different cleaning surfaces to suit different cleaning occasions, the main cleaning chamber 6 and the auxiliary cleaning chamber 7 are connected by a detachable connection structure. The mouth is blocked. At this time, it is necessary to use an integral brush body, that is, not only the main cleaning cavity, but also the auxiliary cleaning cavity. That is to say, the main cleaning cavity and the auxiliary cleaning cavity need to be connected and used together to reduce the blocking of the dust suction port. The probability. When cleaning some flat surfaces such as tile floors, the probability of the suction port being blocked is greatly reduced. At this time, there is no need to use the entire brush body, the auxiliary cleaning chamber is removed, and only the main cleaning chamber is required. That is, the size is greatly reduced, compact and lightweight.

As an optional embodiment, in the specific embodiment of the present invention, the isolation member 8 is the cavity wall of the main cleaning cavity 6 , and the cavity wall is the cavity wall adjacent to the auxiliary cleaning cavity 7 . It should be noted that this setting just reflects the detachability of the main cleaning chamber and the auxiliary cleaning chamber. When cleaning some flat surfaces such as tile floors, the probability of the suction port being blocked is greatly reduced at this time. , there is no need to use the integral brush body, and the auxiliary cleaning chamber is removed. Since the isolation component is part of the main cleaning chamber, the main cleaning chamber can be used as an independent work as a whole, and only the main cleaning chamber can be used to clean the surface. Clean, compact and lightweight, reducing the labor intensity of the staff.

In the specific embodiment of the present invention, the detachable connection structure is a connection structure such as a snap connection structure or a screw connection structure, and the snap connection can be set to be included in the main cleaning chamber 6 and the auxiliary cleaning structure. The convex part of one of the chambers 7 and the concave part provided on the other, the convex part can be snapped into the concave part, that is, the main cleaning chamber and the auxiliary cleaning chamber can be connected in a snap-fit manner, and the disassembly is simple and convenient, and it can also be The main cleaning chamber and the auxiliary cleaning chamber are directly connected together by means of screws or pins.

In order to increase the wind blown in from the auxiliary air inlets, the auxiliary air inlets 2 are arranged in multiples and are located on the cavity wall of the auxiliary air inlet cavity. The wind outside the brush body can enter the cavity of the brush body from each auxiliary air inlet, thereby increasing the air intake and improving the cleaning effect.

In order to improve the uniformity of the wind entering the brush body cavity from each auxiliary air inlet, in the specific embodiment of the present invention, each auxiliary air inlet 2 is evenly distributed on the auxiliary cleaning cavity 7, and each auxiliary air inlet 2 reaches The distance between the bottom surfaces of the cleaning brush body is equal, so that the gas enters from the auxiliary air inlets and blows to the cleaning surface more evenly, which effectively prevents the problem of incomplete and incomplete cleaning.

It should be noted that the auxiliary cleaning cavity is arranged on the front side of the main cleaning cavity, and the air outlet end of the main cleaning cavity is used to communicate with the suction device. The air flow is formed under the action of the device. Since the size of the air outlet end is smaller than that of the cavity of the cleaning chamber body, the air flow can be collected and concentrated at the air outlet end of the main cleaning chamber, so that the cross section of the air flow gradually becomes smaller and more efficient. Conducive to the unified collection and treatment of dust.

As an optional embodiment, in the specific embodiment of the present invention, the bottom of the cleaning brush body is also connected with a caster assembly 10 that is easy to walk, which reduces the friction between the cleaning brush body and the cleaning surface and relieves cleaning workers. The labor intensity is reduced, and the workload of the work is reduced.

The utility model also provides a cleaning brush, which includes the above-mentioned brush body. By adding an opening adjustment device, the opening size of the auxiliary air inlet can be adjusted. Blocked, at this time, you only need to open the auxiliary air inlet, but when cleaning some flat surfaces such as tile floors, the probability of the suction port being blocked is greatly reduced. At this time, there is no need to use the auxiliary air inlet. For the air outlet, you only need to reduce the opening of the auxiliary air inlet or close it. When cleaning some short-haired carpets and other cleaning surfaces, the short-haired carpets may block part of the vacuum opening. The opening of the auxiliary air inlet can be adjusted to be small, so that it can be applied to different surfaces to be cleaned.

The utility model also provides a vacuum cleaner, which includes the above cleaning brush. By adding an opening adjustment device, the opening size of the auxiliary air inlet can be adjusted. When cleaning some cleaning surfaces such as long-haired carpets, the long-haired carpets can easily block the dust suction port. At this time, you only need to open the auxiliary air inlet, but when cleaning some flat surfaces such as tile floors, the probability of the suction port being blocked is greatly reduced. At this time, there is no need to use the auxiliary air inlet. , you only need to reduce the opening of the auxiliary air inlet or close it. When cleaning some short-haired carpets and other cleaning surfaces, the short-haired carpets may block part of the suction opening. At this time, you only need to The opening of the air inlet can be adjusted to be small, so that the vacuum cleaner can be applied to different surfaces to be cleaned.

It should be noted that the movable connection structure of the main cleaning chamber and the auxiliary cleaning chamber of the cleaning brush studied in the present invention is not limited to the specific embodiments of the present invention, and can also be other activities other than snap connection and screw connection. The connection method is not limited to welding, and can also be other connection forms similar to integral molding, which can be adjusted adaptively according to the actual situation. The shape of the auxiliary air inlet is not limited to circular and rectangular structures. It can also be other shapes, all of which can be designed according to the actual situation.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Replacement should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (22)

1. a kind of brush body, including the internal cleaning brush ontology for cavity structure, the bottom surface of the cleaning brush ontology is equipped with suction inlet (1), the cavity wall of the cleaning brush ontology is equipped with the external auxiliary air inlet (2) being connected to the cleaning brush ontology, and feature exists In further including the opening adjusting device (3) for adjusting auxiliary air inlet (2) openings of sizes.

2. brush body according to claim 1, which is characterized in that the opening adjusting device (3) includes movably being arranged The moving position of baffle (4) in the cavity wall of the cleaning brush ontology, the baffle (4) is described auxiliary including at least that can open The open position of air inlet (2) and the close stance that the auxiliary air inlet (2) can be closed.

3. brush body according to claim 1, which is characterized in that the opening adjusting device (3) includes being arranged described auxiliary The automatic switch of air inlet (2) position and the controller being communicably connected with the automatic switch.

4. brush body according to claim 2, which is characterized in that guide frame is set in the cavity wall of the cleaning brush ontology, The baffle (4) is along the guide frame activity.

5. brush body according to claim 4, which is characterized in that the guide frame is that the cleaning brush ontology is arranged in Guide groove (5) in cavity wall, the baffle (4) are slidably disposed in the guide groove (5).

6. brush body according to claim 5, which is characterized in that the guide groove (5) is located at the interior of the cleaning brush ontology Between wall and outer wall, and connect with the auxiliary air inlet (2).

7. brush body according to claim 2, which is characterized in that the baffle (4), which is equipped with, can limit the baffle (4) Movable position limiting structure is carried out between the open position and the close stance.

8. brush body according to claim 7, which is characterized in that the position limiting structure includes being arranged on the baffle (4) Bulge-structure (401), the bulge-structure (401) in the open position and the close stance can respectively with it is described it is auxiliary into Two relative edges in air port (2) offset.

9. brush body according to claim 1 to 8, which is characterized in that be equipped in the cavity of the cleaning brush ontology The isolated part (8) of chamber (6) and auxiliary cleaning chamber (7) is cleaned based on being separated, and the suction inlet (1) is by the isolated part (8) it is divided into main dust collection port portion corresponding with main cleaning chamber (6) and auxiliary dust suction corresponding with auxiliary cleaning chamber (7) Oral area, the lower end surface of the isolated part (8) be higher than the cleaning brush ontology bottom surface, with formed the main cleaning chamber (6) and The communicating passage of auxiliary cleaning chamber (7).

10. brush body according to claim 9, which is characterized in that the auxiliary cleaning chamber (7) is set to the main cleaning chamber (6) front side.

11. brush body according to claim 9, which is characterized in that the bottom surface of the cleaning brush ontology be provided with can with it is clear Face cleaning contact, the tooth-shape structure (9) to scrape dustiness.

12. brush body according to claim 11, which is characterized in that the tooth-shape structure (9) is arranged in the cleaning brush sheet The bottom surface forward position of body.

13. brush body according to claim 10, which is characterized in that it is described it is auxiliary cleaning chamber (7) bottom surface front be provided with Clean face contact, the tooth-shape structure (9) to scrape dustiness.

14. brush body according to claim 9, which is characterized in that the auxiliary air inlet (2) is arranged in the auxiliary cleaning chamber (7) in the cavity wall opposite with the isolated part (8).

15. brush body according to claim 9, which is characterized in that the main cleaning chamber (6) and the auxiliary cleaning chamber (7) are logical Detachable connection structure is crossed to be connected.

16. brush body according to claim 15, which is characterized in that the isolated part (8) is main cleaning chamber (6) The adjacent cavity wall with auxiliary cleaning chamber (7).

17. brush body according to claim 15, which is characterized in that the Detachable connection structure be buckle connecting structure or Screw connecting structure.

18. brush body according to claim 9, which is characterized in that the auxiliary air inlet (2) is multiple.

19. brush body according to claim 18, which is characterized in that each auxiliary air inlet (2) is uniformly distributed in described auxiliary It cleans on chamber (7), and each auxiliary air inlet (2) is equal to the distance between the bottom surface of the cleaning brush ontology.

20. brush body according to claim 9, which is characterized in that the cleaning brush body bottom portion is also connected with convenient for walking Castor assembly (10).

21. a kind of cleaning brush, which is characterized in that include brush body described in any one of claim 1-20.

22. a kind of dust catcher, which is characterized in that include the cleaning brush described in claim 21.