Floor brush assembly and cleaning system

By designing a self-cleaning assembly with a self-cleaning surface and a non-right angle setting in the floor brush assembly, the problems of poor self-cleaning performance and long cleaning time of the existing floor brush assembly are solved, and a more efficient self-cleaning effect is achieved.

CN222787656UActive Publication Date: 2025-04-25JIANGSU MIDEA CLEANING APPLIANCES +1
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Patent Information

Application Number
CN202420737357.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-10
Publication Date
2025-04-25
Estimated Expiration
2034-04-10

AI Technical Summary

Technical Problem

The existing floor brush assembly has poor self-cleaning performance and has a longer cleaning time.

Method used

A floor brush assembly is designed, including a base, a roller brush and a self-cleaning assembly. The self-cleaning assembly has a self-cleaning surface. When the roller brush is in self-cleaning mode, the self-cleaning surface comes into contact with the outer peripheral surface of the roller brush and is set at a non-right angle to reduce rotation resistance and increase rotation speed.

Benefits of technology

By increasing the rotation speed of the roller brush, the self-cleaning performance of the floor brush assembly is significantly improved and the cleaning time is shortened.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a floor brush assembly and a cleaning system, the floor brush assembly comprises a base, a rolling brush and a self-cleaning assembly, the rolling brush is rotatably arranged on the base, the rolling brush has a working mode of rotating along a first direction and a self-cleaning mode of rotating along a second direction, and the second direction is opposite to the first direction. The self-cleaning assembly is arranged on the base and provided with a self-cleaning face, when the rolling brush is in the self-cleaning mode, the self-cleaning face intersects with the peripheral face of the rolling brush, and an included angle is formed between the self-cleaning face and the tangent plane of the peripheral face of the rolling brush. According to the floor brush assembly, the self-cleaning assembly is arranged on the base of the floor brush assembly, the self-cleaning assembly is provided with the self-cleaning face, and when the rolling brush conducts self-cleaning, the self-cleaning face and the tangent plane of the peripheral face of the rolling brush are arranged to form the non-right-angle included angle, so that the rotating resistance of the rolling brush is reduced, the rotating speed is increased, the self-cleaning performance is improved, and consumed time is shortened.
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Description

Technical Field

[0001] The utility model relates to the technical field of cleaning, in particular to a floor brush assembly. The utility model also relates to a cleaning system. Background Art

[0002] This section merely provides background information related to the present disclosure and is not necessarily prior art.

[0003] With the development and iteration of technological products and the continuous improvement of people's quality of life, floor scrubbers that can wash and mop are becoming more and more popular among consumers. At present, a variety of floor scrubber products have appeared on the market, and people are more pursuing complete performance and good user experience when choosing. After using the floor scrubber for cleaning, the floor brush needs to be cleaned and dried in time to prevent odor and increase the use rate of the roller brush. However, the self-cleaning performance of the floor brushes of floor scrubber products on the market is relatively poor and the cleaning time is relatively long. Utility Model Content

[0004] The purpose of the utility model is to at least solve the technical problem that the existing floor brush has poor self-cleaning performance and takes a long time. This purpose is achieved through the following technical solutions:

[0005] The first aspect of the utility model provides a floor brush assembly, the floor brush assembly comprising:

[0006] Base;

[0007] a roller brush, rotatably disposed on the base, the roller brush having a working mode of rotating in a first direction and a self-cleaning mode of rotating in a second direction, the second direction being opposite to the first direction;

[0008] A self-cleaning component is arranged on the base, and the self-cleaning component has a self-cleaning surface. When the roller brush is in the self-cleaning mode, the self-cleaning surface is against the outer peripheral surface of the roller brush, and a section is made at the position of the outer peripheral surface of the roller brush against the self-cleaning surface. The self-cleaning surface and the section are arranged at a non-right angle.

[0009] The utility model arranges a self-cleaning component on the base of the floor brush component, and the self-cleaning component has a self-cleaning surface. When the roller brush is self-cleaning, the self-cleaning surface and the cross-section of the outer peripheral surface of the roller brush are arranged at a non-right angle, so that the rotational resistance of the roller brush is reduced, the rotational speed is increased, and the self-cleaning performance is improved and the time consumption is reduced.

[0010] In addition, the floor brush assembly according to the utility model may also have the following additional technical features:

[0011] In some embodiments of the present invention, the self-cleaning component includes a pressure plate, which is mounted on the base and arranged radially outside the roller brush, and a surface of the pressure plate facing the roller brush is configured as the self-cleaning surface.

[0012] In some embodiments of the utility model, a mounting hole is provided on a side of the pressure plate facing away from the roller brush, and the self-cleaning assembly further includes a fastener, which is passed through the mounting hole and connected to the base.

[0013] In some embodiments of the utility model, the pressing plate is provided with a positioning hole, the base is provided with a positioning column, and the positioning column is passed through the positioning hole;

[0014] Alternatively, the pressing plate is provided with a positioning column, the base is provided with a positioning hole, and the positioning column is passed through the positioning hole.

[0015] In some embodiments of the present invention, the axial direction of the positioning column and the axial direction of the positioning hole are both parallel to the axial direction of the mounting hole.

[0016] In some embodiments of the present invention, a positioning notch is provided at one end of the pressure plate away from the roller brush, and a positioning protrusion is provided at the base, and the positioning protrusion is snap-fitted into the positioning notch.

[0017] In some embodiments of the utility model, along the radial direction of the roller brush, the pressure plate includes a first plate body, a transition plate body and a second plate body connected in sequence, and the first plate body is parallel to the second plate body and is spaced apart along the extension direction of the section.

[0018] In some embodiments of the utility model, along the radial direction of the roller brush, the pressure plate has a first side and a second side that are oppositely arranged, the first side of the pressure plate is connected to the base, and the second side of the pressure plate is in contact with the roller brush, the floor brush assembly has an adaptation surface, and the adaptation surface is used to be connected to the base of the cleaning system, and from the first side to the second side, the pressure plate is inclined toward the adaptation surface.

[0019] In some embodiments of the utility model, the base is provided with a suction channel, the suction channel has a suction port, and along the second direction, the self-cleaning component and the suction port are arranged adjacent to each other in sequence.

[0020] The second aspect of the utility model provides a cleaning system, comprising:

[0021] The floor brush assembly provided in the first aspect of the utility model;

[0022] The base is used for detachably placing the floor brush assembly.

[0023] The cleaning system proposed in the second aspect of the utility model has the same beneficial effects as the floor brush assembly proposed in the first aspect of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] By reading the detailed description of the preferred embodiment below, various other advantages and benefits will become clear to those of ordinary skill in the art. The accompanying drawings are only used for the purpose of illustrating the preferred embodiment and are not to be considered as limiting the present invention. Moreover, the same reference numerals are used throughout the accompanying drawings to represent the same components. In the accompanying drawings:

[0025] Figure 1 The schematic diagram of the structure of the cleaning system according to the embodiment of the utility model is schematically shown;

[0026] Figure 2 The schematic diagram schematically shows a structure of a floor brush assembly placed on a base according to an embodiment of the utility model;

[0027] Figure 3 The schematic diagram schematically shows a structure in which the self-cleaning component according to the embodiment of the utility model forms an angle with the outer peripheral surface of the roller brush;

[0028] Figure 4 The schematic diagram schematically shows the structure of the base of the floor brush assembly according to the embodiment of the utility model;

[0029] Figure 5 for Figure 4 Schematic diagram of the structure after removing part of the structure of the middle base;

[0030] Figure 6 The structure diagram of the self-cleaning assembly according to the embodiment of the utility model is schematically shown;

[0031] Figure 7 The schematic diagram of the base structure according to the embodiment of the utility model is schematically shown;

[0032] 100, cleaning system; 101, floor brush assembly; 102, body; 103, handle; 104, base; 1041, placement surface; 1042, drying assembly;

[0033] 10. Base; 11. Roller brush; 12. Cutting surface; 13. Suction port;

[0034] 20. Self-cleaning component; 201. First side; 202. Second side; 21. Self-cleaning surface; 22. Mounting hole; 23. Positioning hole; 24. Positioning notch; 25. First plate body; 26. Transition plate body; 27. Second plate body. DETAILED DESCRIPTION

[0035] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided in order to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

[0036] It should be understood that the terms used herein are only for the purpose of describing specific example embodiments and are not intended to be limiting. Unless the context clearly indicates otherwise, the singular forms "one", "an" and "said" as used herein may also be meant to include plural forms. The terms "include", "comprise", "contain", and "have" are inclusive, and therefore specify the existence of stated features, steps, operations, elements and / or parts, but do not exclude the existence or addition of one or more other features, steps, operations, elements, parts, and / or combinations thereof. The method steps, processes, and operations described herein are not interpreted as necessarily requiring them to be performed in the specific order described or illustrated, unless the execution order is clearly indicated. It should also be understood that additional or alternative steps may be used.

[0037] Although the terms first, second, third, etc. can be used in the text to describe multiple elements, components, regions, layers and / or sections, these elements, components, regions, layers and / or sections should not be limited by these terms. These terms can only be used to distinguish an element, component, region, layer or section from another region, layer or section. Unless the context clearly indicates, terms such as "first", "second" and other numerical terms do not imply order or sequence when used in the text. Therefore, the first element, component, region, layer or section discussed below can be referred to as the second element, component, region, layer or section without departing from the teaching of the example embodiments.

[0038] For ease of description, spatial relative terms may be used herein to describe the relationship of one element or feature relative to another element or feature as shown in the figure, such as "inside", "outside", "inner side", "outer side", "below", "below", "above", "above", etc. Such spatial relative terms are intended to include different orientations of the device in use or operation in addition to the orientation depicted in the figure. For example, if the device in the figure is turned over, then the elements described as "below other elements or features" or "below other elements or features" will subsequently be oriented as "above other elements or features" or "above other elements or features". Therefore, the example term "below..." can include both upper and lower orientations. The device can be oriented otherwise (rotated 90 degrees or in other directions) and the spatial relative descriptors used in the text are interpreted accordingly.

[0039] like Figures 1 to 7 As shown, Figure 2 A represents a first direction, and B represents a second direction. According to the implementation of the utility model, the first aspect of the utility model proposes a floor brush assembly 101, which includes a base 10, a roller brush 11 and a self-cleaning assembly 20. The roller brush 11 is rotatably arranged on the base 10. The roller brush 11 has a working mode rotating along a first direction and a self-cleaning mode rotating along a second direction. The second direction is opposite to the first direction. The self-cleaning assembly 20 is arranged on the base 10. The self-cleaning assembly 20 has a self-cleaning surface 21. When the roller brush 11 is in the self-cleaning mode, the self-cleaning surface 21 and the tangent surface 12 of the outer peripheral surface of the roller brush 11 are at a non-right angle ( Figure 3 The self-cleaning component 20 is arranged at a middle C angle, and is in contact with the outer peripheral surface of the roller brush 11.

[0040] It can be understood that the floor brush assembly 101 is a floor brush assembly 101 of a surface cleaning device such as a floor scrubber or a washing and mopping machine, the base 10 is the main part of the floor brush assembly 101, the roller brush 11 is the main working part of the floor brush assembly 101, and bristles are usually provided on the outer peripheral surface of the roller brush 11. A motor is provided inside the floor brush assembly 101, and the motor can drive the roller brush 11 to rotate, and the bristles on the roller brush 11 rub and clean the surface to be cleaned. The working mode is a mode in which the roller brush 11 rotates in a first direction to clean the surface to be cleaned, and the motor can also drive the roller brush 11 to rotate in a second direction to perform a self-cleaning mode. In the self-cleaning mode, the self-cleaning assembly 20 on the floor brush assembly 101 rubs and scrapes the roller brush 11, thereby removing dirt on the roller brush 11 and keeping the roller brush 11 clean. The self-cleaning component 20 can be a structure of a pressure plate or a pressure strip. The self-cleaning component 20 has a self-cleaning surface 21 set at an angle to the outer peripheral surface of the roller brush 11. In the self-cleaning mode, the roller brush 11 rotates in the second direction, and the self-cleaning surface 21 contacts the roller brush 11 and is inclined in the second direction, so that the rotational resistance of the roller brush 11 is reduced, the rotation speed of the roller brush 11 is increased, and the self-cleaning efficiency of the roller brush 11 is improved.

[0041] The utility model arranges a self-cleaning component 20 on the base 10 of the floor brush component 101, and the self-cleaning component 20 has a self-cleaning surface 21. When the roller brush 11 is self-cleaning, the self-cleaning surface 21 and the cut surface 12 of the outer peripheral surface of the roller brush 11 are arranged at a non-right angle, so that the rotation resistance of the roller brush 11 is reduced, the rotation speed is increased, and the self-cleaning performance is improved and the time consumption is reduced.

[0042] like Figures 1 to 6 As shown, in some embodiments of the present invention, the self-cleaning assembly 20 includes a pressure plate, which is mounted on the base 10 and arranged radially outside the roller brush 11 , and a surface of the pressure plate facing the roller brush 11 is configured as a self-cleaning surface 21 .

[0043] It can be understood that the pressure plate is a plate-shaped structure, extending along the axial direction of the roller brush 11 and in a long strip shape. The pressure plate can be fixed to the base 10 by a connection structure such as bolts or buckles, and the pressure plate is arranged radially outside the roller brush 11, so that one side of the pressure plate can contact the roller brush 11 to scrape and clean the outer peripheral surface of the roller brush 11. The pressure plate is inclined relative to the outer section 12 of the roller brush 11, so that one side of the pressure plate faces the roller brush 11, and the plate surface on this side is the self-cleaning surface 21.

[0044] like Figures 2 to 6 As shown, in some embodiments of the present invention, a mounting hole 22 is provided on the side of the pressure plate away from the roller brush 11 , and the floor brush assembly 101 is also provided with a fastener, which passes through the mounting hole 22 and is connected to the base 10 .

[0045] It can be understood that a mounting hole 22 can be set on the side of the pressure plate away from the roller brush 11, and the mounting hole 22 can be defined by an arc-shaped portion integrally connected to the pressure plate body. A connecting hole is set at a corresponding position of the base 10. The fastener can be a bolt or a pin, which is sequentially passed through the mounting hole 22 and the connecting hole through the fastener to fix the pressure plate on the base 10.

[0046] like Figures 2 to 5 As shown, in some embodiments of the present invention, the pressure plate is provided with a positioning hole 23, the base 10 is provided with a positioning column, the axial direction of the positioning column and the axial direction of the positioning hole 23 are both parallel to the axial direction of the mounting hole 22, and the positioning column is passed through the positioning hole 23;

[0047] Alternatively, the pressure plate is provided with a positioning column, the base 10 is provided with a positioning hole 23 , the axial direction of the positioning column and the axial direction of the positioning hole 23 are both parallel to the axial direction of the mounting hole 22 , and the positioning column passes through the positioning hole 23 .

[0048] It is understandable that a cylindrical or prismatic positioning column can be provided on the base 10, and the positioning column can be provided toward the side of the pressing plate opposite to the self-cleaning surface 21, and a positioning hole 23 adapted to the shape of the positioning column can be provided on the pressing plate. When installing the pressing plate, the positioning column can be passed through and snapped into the positioning hole 23 so that the pressing plate can be installed more stably. The positioning column can provide the pressing plate with position limits in multiple directions parallel to the self-cleaning surface 21, and the fixing with fasteners makes the pressing plate more stable in the self-cleaning mode, reducing the phenomenon of the pressing plate being scraped off by the roller brush 11. Specifically, the positioning column and the positioning hole 23 can be interchanged, that is, the positioning hole 23 is provided on the base 10, and an integrally connected positioning column is provided on the pressing plate.

[0049] like Figures 2 to 6 As shown, in some embodiments of the present invention, a positioning notch 24 is provided on the side of the pressure plate facing away from the roller brush 11 , and a positioning protrusion is provided on the base 10 , which is snap-fitted into the positioning notch 24 .

[0050] It is understandable that a U-shaped or trapezoidal positioning notch 24 can be provided at the edge of the pressure plate, and a positioning protrusion that matches the shape of the positioning notch 24 can be provided on the base 10. When installing the pressure plate, the positioning protrusion can be inserted and snapped into the positioning notch 24 so that the pressure plate can be installed more firmly. The positioning protrusion can provide the pressure plate with multiple directions parallel to the self-cleaning surface 21, and the fastener fixation makes the pressure plate more stable in the self-cleaning mode, reducing the phenomenon of the pressure plate being scraped off by the roller brush 11. Specifically, the positioning protrusion and the positioning notch 24 can be interchanged, that is, the positioning notch 24 is provided on the base 10, and the positioning protrusion connected in one piece is provided on the pressure plate.

[0051] like Figure 6As shown, in some embodiments of the utility model, along the radial direction of the roller brush 11, the pressure plate includes a first plate body 25, a transition plate body 26 and a second plate body 27 connected in sequence, the self-cleaning surface 21 is arranged on the second plate body 27, and the first plate body 25 is parallel to the second plate body 27 and is spaced apart along the second direction.

[0052] It can be understood that the pressure plate can be arranged in a stepped shape, and the pressure plate includes a first plate body 25 and a second plate body 27 that are arranged in parallel and spaced apart along the second direction. The first plate body 25 is connected to the second plate body 27 through a transition plate body 26. The first plate body 25, the transition plate body 26 and the second plate body 27 can all be straight plate structures. The first plate body 25 is used to connect with the base 10. The mounting hole 22, the positioning hole 23 and the positioning notch 24 are all arranged on the first plate body 25. The transition plate body 26 can extend along the second direction. One side plate surface of the second plate body 27 is configured as a self-cleaning surface 21. The second plate body 27 is in the self-cleaning state. In the cleaning mode, it contacts the outer peripheral surface of the roller brush 11 and is interference connected with the roller brush 11 to squeeze the roller brush 11 so that when the roller brush 11 rotates, the sewage carried by the roller brush 11 can be scraped off by the second plate 27 to clean the roller brush 11. The first plate 25 and the second plate 27 are parallel and spaced apart to strengthen the structure of the pressure plate and are not easily deformed during operation. The transition plate 26 can block the sewage on the roller brush 11 and reduce the phenomenon of sewage further flowing to the base 10, thereby improving the cleanliness of the floor brush assembly 101 after self-cleaning and improving the user experience.

[0053] like Figure 2 As shown, in some embodiments of the present invention, the second direction ( Figure 2 The first side 201 of the pressure plate is connected to the base 10 along the radial direction of the roller brush 11, and the second side 202 of the pressure plate is in contact with the roller brush 11. The floor brush assembly 101 has an adaptation surface, which is the bottom surface of the floor brush assembly 101. The adaptation surface is used to be connected to the base of the cleaning system. The base is the charging and self-cleaning base of the floor brush assembly 101. The floor brush assembly 101 can be placed on the base in a detachable manner. From the first side 201 to the second side 202, the pressure plate is tilted toward the adaptation surface.

[0054] It can be understood that in the working mode of the floor brush assembly 101, the roller brush 11 rotates clockwise to drive the roller brush 11 to move forward and clean the garbage on the surface to be cleaned. In the self-cleaning mode of the floor brush assembly 101, the roller brush 11 rotates counterclockwise, and the end of the pressure plate presses on the outer peripheral surface of the roller brush 11. Since the roller brush 11 rotates in the opposite direction, the pressure plate can scrape off the dirt carried by the roller brush 11 and scrape off the water sprayed on the roller brush 11 in the self-cleaning mode, so that the roller brush 11 can quickly self-clean, thereby improving the user experience. The first side 201 of the pressure plate refers to the side of the pressure plate away from the roller brush 11 in the width direction, and the second side 202 of the pressure plate refers to the side of the pressure plate pressed against the roller brush 11 in the width direction. The pressure plate is tilted downward so that the pressure plate is set at an angle with the cross-section 12 of the rotation direction of the roller brush 11 during self-cleaning of the roller brush 11, thereby reducing the rotation resistance of the roller brush 11 and improving the self-cleaning efficiency. In addition, the downward tilt of the pressure plate can also enable the moisture scraped off the roller brush 11 by the pressure plate to flow away quickly, reducing the residual moisture on the pressure plate, thereby improving the self-cleaning efficiency of the roller brush 11 and enhancing the user experience.

[0055] like Figure 4 and Figure 5 As shown, in some embodiments of the present invention, the base 10 is provided with a suction channel, the suction channel has a suction port 13, and along the second direction, the self-cleaning component 20 and the suction port 13 are sequentially arranged adjacent to each other.

[0056] It can be understood that the floor brush assembly 101 has a fan, which is used to provide suction to suck the garbage on the surface to be cleaned into the floor brush assembly 101 for collection. The fan is arranged inside the floor brush assembly 101, and the fan is connected to the outside through the suction channel defined by the floor brush assembly 101. A suction port 13 is opened on the floor brush assembly 101, and the suction port 13 is connected to the suction channel. The suction port 13 can be arranged below the self-cleaning assembly 20 and toward the outer peripheral surface of the roller brush 11, so that the garbage swept by the roller brush 11 can be sucked in from the suction port 13, and the garbage and moisture scraped off by the self-cleaning assembly 20 can be sucked in and collected by the suction port 13 below, thereby reducing the garbage carried by the self-cleaning assembly 20 and the roller brush 11, improving the self-cleaning effect, and thus enhancing the user experience.

[0057] like Figure 1 As shown, the second aspect of the present invention provides a cleaning system 100, comprising:

[0058] The floor brush assembly 101 proposed in the first aspect of the utility model;

[0059] The base 104 has a placement surface 1041 for detachably placing the floor brush assembly 101 .

[0060] The cleaning system 100 proposed in the second aspect of the utility model has the same beneficial effects as the floor brush assembly 101 proposed in the first aspect of the utility model. The cleaning system 100 can be a surface cleaning system such as a floor scrubber, a vacuum cleaner, or a sweeping and mopping machine. The floor brush assembly 101 is connected to the body 102, and the body 102 can be provided with components such as a power supply, a motor, a dust box, and a water tank. The body 102 is also connected to the handle 103, which is convenient for users to hold and use. A charging contact point can be set on the base 104, and charging is achieved by connecting the corresponding contact point of the floor brush assembly 101 with the charging contact point. A placement groove can also be set on the base 104, and the floor brush assembly 101 can be placed in the placement groove for storage, and the bottom surface of the placement groove is the placement surface 1041.

[0061] like Figure 1 and Figure 7 As shown, in some embodiments of the present invention, the cleaning system 100 also includes a drying component 1042 arranged on the base 104. When the floor brush assembly 101 is placed on the placement surface 1041, the drying component 1042 is located radially outside the roller brush 11 of the floor brush assembly 101 and is used to dry the roller brush 11.

[0062] It can be understood that the base 104 is provided with a placement surface 1041 and a high-temperature heating plate for drying the roller brush 11 in sequence. The high-temperature heating plate can be an electric heating plate, which converts electrical energy into thermal energy to heat and dry the roller brush 11. When the floor brush assembly 101 is placed on the base 104, the self-cleaning mode is started, the roller brush 11 rotates counterclockwise, the pressure plate squeezes and cleans the roller brush 11 and scrapes water, and the drying assembly 1042 arranged at the bottom of the roller brush 11 heats and dries the roller brush 11 to improve the self-cleaning efficiency and effect and enhance the user experience.

[0063] The above are only preferred specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the utility model should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model shall be based on the protection scope of the claims.

Claims

1. A floor brush assembly for a cleaning system, characterized in that: The floor brush assembly comprises: Base; a roller brush, rotatably disposed on the base, the roller brush having a working mode of rotating in a first direction and a self-cleaning mode of rotating in a second direction, the second direction being opposite to the first direction; A self-cleaning component is arranged on the base, and the self-cleaning component has a self-cleaning surface. When the roller brush is in the self-cleaning mode, the self-cleaning surface abuts against the outer peripheral surface of the roller brush, and the cut surface at the abutment position between the roller brush and the self-cleaning surface is set at a non-right angle to the self-cleaning surface.

2. The floor brush assembly according to claim 1, characterized in that: The self-cleaning component includes a pressure plate, which is mounted on the base and arranged radially outside the roller brush. A surface of the pressure plate facing the roller brush is configured as the self-cleaning surface.

3. The floor brush assembly according to claim 2, characterized in that: A mounting hole is provided on a side of the pressure plate facing away from the roller brush, and the self-cleaning assembly further comprises a fastener, which is passed through the mounting hole and connected to the base.

4. The floor brush assembly according to claim 3, characterized in that: The pressing plate is provided with a positioning hole, the base is provided with a positioning column, and the positioning column is passed through the positioning hole; Alternatively, the pressing plate is provided with a positioning column, the base is provided with a positioning hole, and the positioning column is passed through the positioning hole.

5. The floor brush assembly according to claim 4, characterized in that: The axial direction of the positioning column and the axial direction of the positioning hole are both parallel to the axial direction of the mounting hole.

6. The floor brush assembly according to claim 3, characterized in that: A positioning notch is provided at one end of the pressure plate away from the roller brush, and a positioning protrusion is provided at the base, and the positioning protrusion is clamped in the positioning notch.

7. The floor brush assembly according to claim 2, characterized in that: The pressing plate includes a first plate body, a transition plate body and a second plate body which are connected in sequence, the first plate body and the second plate body are parallel and spaced apart, the first plate body is connected to the base, and the second plate body is provided with the self-cleaning surface.

8. The floor brush assembly according to claim 2, characterized in that: The pressure plate has a first side and a second side that are oppositely arranged, the first side of the pressure plate is connected to the base, and the second side of the pressure plate is in contact with the roller brush, the floor brush assembly has an adaptation surface, and the adaptation surface is used to connect to the base of the cleaning system, and from the first side to the second side, the pressure plate is inclined toward the adaptation surface.

9. The floor brush assembly according to any one of claims 1 to 8, characterized in that: The base is provided with a suction channel, and the suction channel has a suction port. Along the second direction, the self-cleaning component is arranged adjacent to the suction port.

10. A cleaning system, characterized in that: include: The floor brush assembly according to any one of claims 1 to 9; The base is used for detachably placing the floor brush assembly.