CN220089381U - Brush assembly, cleaning head mechanism and cleaning device - Google Patents

Abstract

The utility model discloses a brush assembly, a cleaning head mechanism and a cleaning device. The brush assembly comprises a brush body and a clamping piece; the brush body is movably connected with the clamping piece and can rotate relative to the clamping piece; the cleaning head mechanism comprises a hairbrush installation part, a transmission assembly and a roller assembly, wherein the clamping piece is clamped on the hairbrush installation part, and the transmission assembly is respectively in transmission connection with the hairbrush body and the roller assembly; the roller assembly can rotate under the action of external driving force, so that the brush body is driven to rotate in the same direction relative to the roller assembly under the transmission action of the transmission assembly. The brush body of the brush assembly can rotate relative to the clamping piece, so that synchronous work with the roller set is realized through the transmission function of the transmission assembly, a separate driving motor is not needed for driving, driving energy is saved, the duration of endurance is prolonged, and meanwhile, noise is reduced; through setting up the joint spare that can the joint in cleaning head mechanism, realize the demountable installation of brush subassembly.

Description

Brush assembly, cleaning head mechanism and cleaning device

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a hairbrush assembly, a cleaning head mechanism and a cleaning device.

Background

With the improvement of the living and consumption level of people, floor cleaning equipment is favored by more families, and various cleaning equipment such as floor washing machines, floor sweeping robots and the like are also on the market in recent years. Taking the floor washer as an example, floor washers often include a cleaning head and a handle. The cleaning head is provided with a roller for scrubbing the floor and a brush for scraping the roller. The floor washing machine cleans the ground by driving the roller to rotate, and scrapes and sweeps the roller by the brush, so that the garbage on the surface of the roller is swept into the floor washing machine, and the floor washing function is realized.

In the existing floor washing machine products, the roller component and the cleaning brush component are driven to work through different motors respectively, when the floor washing machine works, the roller and the brush component work synchronously, the double motors generate larger noise in the working state of synchronous high rotation speed, and the standby time of the floor washing machine is reduced due to the double motor work.

Disclosure of Invention

In order to enrich the application forms of the brush assembly in the floor washing machine, further reduce a motor for driving the brush assembly, further reduce the noise of the operation of the brush assembly, increase the selection space of the brush assembly, the utility model provides a brush assembly, a cleaning head mechanism and a cleaning device.

In a first aspect, embodiments of the present utility model provide a brush assembly for use in a cleaning head mechanism, comprising a brush body and a clip;

the hairbrush body is movably connected with the clamping piece and can rotate relative to the clamping piece;

the cleaning head mechanism comprises a hairbrush installation part, a transmission assembly and a roller assembly, wherein the clamping piece is clamped on the hairbrush installation part, and the transmission assembly is respectively in transmission connection with the hairbrush body and the roller assembly;

the roller assembly can rotate under the action of external driving force, so that the brush body is driven to rotate in the same direction relative to the roller assembly under the transmission action of the transmission assembly.

In one or some alternative embodiments, the first end of the brush body is provided with a driven connection;

the driven connecting part is in transmission connection with the transmission assembly, so that the brush body can rotate under the drive of the transmission assembly.

In one or some alternative embodiments, the second end of the brush body is provided with a rotating shaft, the clamping piece is provided with a bearing, and the rotating shaft penetrates through the bearing.

In one or some alternative embodiments, the second end of the brush body is provided with a rotating shaft, and the clamping piece comprises a clasping structure;

the rotating shaft is provided with a limiting groove, and the enclasping structure can be clamped into the limiting groove.

In one or some alternative embodiments, the brush mounting portion includes a clamping portion, the clamping member being disposed at the clamping portion.

In one or some alternative embodiments, the clip is provided with a boss;

the clamping part is provided with a groove, and the protruding part can be embedded in the groove.

In one or some optional embodiments, a hollowed-out portion is provided around the protruding portion, so that the clamping piece can be clamped into the clamping portion.

In one or some alternative embodiments, the brush body includes a brush bar and at least two sets of bristles disposed along a circumferential direction of the brush bar;

the bristles are at least partially in contact with the roller assembly.

In a second aspect, embodiments of the present utility model provide a cleaning head mechanism including a brush mounting portion, a transmission assembly, and a roller assembly, and a brush assembly as described above;

the brush assembly is arranged on the brush installation part, and the transmission assembly is respectively in transmission connection with the brush body of the brush assembly and the roller assembly;

the roller assembly can rotate under the action of external driving force, so that the brush body is driven to rotate in the same direction relative to the roller assembly under the transmission action of the transmission assembly.

In one or some alternative embodiments, the transmission assembly includes a first gear member, a second gear member, and a third gear member;

the first gear piece is connected with the roller assembly;

the third gear piece is connected with the hairbrush body;

the second gear member is engaged with the first gear member and the second gear member, respectively.

In one or some alternative embodiments, the roller assembly includes a roller body and an elastic structure;

the elastic structural member is connected with the first gear member;

the roller body is internally provided with a mounting groove, and the elastic structural member is mounted in the mounting groove.

In one or some alternative embodiments, the cleaning head mechanism further comprises a bottom cover;

the bottom cover is detachably arranged above the brush assembly.

In one or some alternative embodiments, the cleaning head mechanism further comprises a gland disposed above the roller assembly;

the bottom of the gland is respectively provided with a water squeezing strip and a water receiving strip, and one end part of the water squeezing strip is at least partially embedded into the roller assembly and can squeeze the surface of the roller assembly; the water receiving strip is abutted with the roller assembly.

In a third aspect, an embodiment of the present utility model provides a cleaning device, including the cleaning head mechanism described above.

In one or some alternative embodiments, the cleaning device further comprises a handle coupled to the cleaning head mechanism.

The technical scheme provided by the embodiment of the utility model has the beneficial effects that at least:

according to the brush assembly, the brush body of the brush assembly can rotate relative to the clamping piece, so that power for driving the roller assembly to rotate is directly transmitted to the brush assembly through the transmission function of the transmission assembly, synchronous operation of the roller assembly and the brush assembly is achieved, and compared with the mode that the roller assembly and the brush assembly are driven to operate through two driving devices respectively, the brush assembly does not need to be driven by a separate driving motor, driving energy is saved, duration of endurance is prolonged, and noise is reduced. Through setting up the joint spare that can the joint in cleaning head mechanism, realize the demountable installation of brush subassembly, through inserting and taking out the joint spare, can install or dismantle the brush subassembly for the brush subassembly is convenient for maintain and change, has reduced the maintenance work load.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a brush assembly according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of a brush assembly, a roller assembly and a transmission assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a brush body according to an embodiment of the present disclosure;

FIG. 4 is an enlarged schematic view of the portion A of the brush body of FIG. 3;

fig. 5 is a schematic structural diagram of a clamping member according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a portion of a cleaning head mechanism according to an embodiment of the present utility model;

FIG. 7 is a schematic view of a cleaning head mechanism according to an embodiment of the present utility model;

FIG. 8 is a schematic view of a drum assembly according to an embodiment of the present utility model;

fig. 9 is a schematic view of a part of a structure of a cleaning head mechanism according to an embodiment of the present utility model.

In the figure:

1 is a driving component;

2 is a transmission component, 21 is a first gear piece, 22 is a second gear piece, and 23 is a third gear piece;

3 a brush assembly, 31 a brush body, 311 bristles, 312 a brush bar, 313 a first end, 314 a second end, 315 a driven connection 316 is a rotating shaft, 3161 is a limiting groove, 32 is a clamping piece, 321 is a holding structure, 322 is a protruding part, 323 is a hollowed-out part;

4 is a roller assembly, 41 is a roller body, 411 is a mounting groove, 412 is a wiping layer, and 42 is an elastic structural member;

51 is a side plate, 511 is a through hole, 52 is a transmission mounting part;

6 is a bottom cover and 60 is a top cover;

7 is a gland;

the integrated water tank 81, the shovel bar 82 and the garbage box 83;

91 is a brush mounting part, 911 is a clamping part, 92 is a roller mounting part, 93 is a handle mounting part, 94 is a rear wheel, and 95 is a garbage box mounting part.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

In the description of the present utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," "far," "near," "front," "rear," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The inventor finds that in the existing floor washing machine products, the roller component and the brush component are driven to work through different motors respectively, and synchronous work of the roller component and the brush component is realized through simultaneous starting of the two motors. And the two motors can generate larger noise in the working state of synchronous high rotation speed, and simultaneously, the two motors work simultaneously, so that the standby time of the floor washing machine is reduced.

The patent of application number CN202220506875.9 discloses a brush cylinder and a floor washer equipped with the brush cylinder, the patent of application number CN202220270430.5 and the patent of application number CN202210124429.6 disclose a cleaning cylinder brush and a cleaning tool, the brush cylinder and the floor washer equipped with the brush cylinder and the cleaning cylinder brush and the cleaning tool are driven by a single driving motor to drive a gear set to rotate so as to drive a brush assembly to rotate, the brush assembly is driven by another single driving motor, the brush assembly and the roller assembly are driven to rotate reversely, and synchronous operation of the roller assembly and the brush assembly is realized, but more electric quantity is consumed when the double motors drive the brush assembly and the roller assembly respectively, and the electric power endurance time of the floor washer is reduced.

The patent application number CN201920717259.6 discloses a from rubbish box structure of taking brush and shovel strip, in this structure, the brush does not rotate, only realizes the cleanness to the cylinder subassembly through the rotation of cylinder subassembly and the elasticity butt of cylinder subassembly and brush subassembly, peels off the granule rubbish of adhesion on the cylinder subassembly, consequently, this structure can not realize the full angle brush of wiping the layer to the cylinder subassembly surface, and the rubbish on cylinder subassembly surface is continuously piled up to the cleaning performance of washing machine has been reduced.

Based on this, the present utility model provides a brush assembly, a cleaning head mechanism and a cleaning device, which are described below by means of specific embodiments.

In a first aspect, the present embodiment provides a brush assembly 3 for use in a cleaning head mechanism, as shown with reference to figures 1, 2 and 6, comprising a brush body 31 and a catch 32;

the brush body 31 is movably connected with the clamping piece 32 and can rotate relative to the clamping piece 32;

the cleaning head mechanism comprises a brush mounting part 91, a transmission assembly 2 and a roller assembly 4, wherein the clamping piece 32 is clamped on the brush mounting part 91, and the transmission assembly 2 is respectively in transmission connection with the brush body 31 and the roller assembly 4;

the roller assembly 4 can rotate under the action of external driving force, so that the brush body 31 is driven to rotate in the same direction relative to the roller assembly 4 under the transmission action of the transmission assembly 2.

In this embodiment, when the roller assembly 4 rotates under the action of the external driving force, due to the transmission action of the transmission assembly 2, the rotation of the roller assembly 4 is transmitted to the brush body 31, the brush body 31 rotates in the same direction relative to the roller assembly 4, so that synchronous operation of the roller assembly 4 and the brush assembly 3 is realized, that is, when the roller assembly 4 cleans the ground, the brush assembly 3 sweeps the surface of the roller assembly 4, and the efficiency of cleaning the ground is improved.

In a specific embodiment, referring to FIG. 2, the transmission assembly 2 may include a first gear member 21, a second gear member 22, and a third gear member 23; the second gear member 22 is located between the first gear member 21 and the second gear member 22 and is engaged with the first gear member 21 and the second gear member 22, respectively, to fix the first gear member 21 to the drum assembly 4, and when the drum assembly 4 rotates under the external driving force, the first gear member 21 follows the drum assembly 4 to rotate, so that the second gear member 22 and the third gear member 23 also start to rotate due to the engagement, and the third gear member 23 and the first gear member 21 rotate in the same direction; the third gear member 23 is fixed with the brush body 31, so that the brush body 31 rotates in the same direction relative to the roller assembly 4 under the transmission action of the transmission assembly 2.

In a specific embodiment, referring to fig. 2 and 3, the brush body 31 is provided with a driven connecting portion 315 near the first end 313 of the transmission assembly 2, and a blind hole (not shown) corresponding to the driven connecting portion 315 is provided in the center of the third gear member 23, and the driven connecting portion 315 can extend into the blind hole and cannot rotate in the blind hole; when the third gear member 23 rotates, the brush body 31 rotates under the drive of the third gear member 23. In this embodiment, the driven connection portion 315 may be a polygonal column, such as a quadrangular column or a hexagonal column, and the blind hole may be a hole with four inner corners or six inner corners.

In a specific embodiment, referring to fig. 3, the brush body 31 includes a brush bar 312 and at least two groups of bristles 311 disposed along a circumferential direction of the brush bar 312, each group of bristles 311 being disposed along a length direction of the brush bar 312, and the bristles 311 being at least partially in contact with the roller assembly 4 to sweep the roller assembly 4 by co-rotating with respect to the roller assembly 4. The number of brush groups can be set reasonably according to the size of the roller body 41 and the outer diameter of the brush rod 312, for example, if the outer diameter of the brush rod 312 is large, the larger size of the roller body 41 is also large, and in order to realize the full-angle brushing of the surface of the roller body 41, three or more groups of brush hairs 311 can be set.

The brush body 31 of the brush assembly 3 that this embodiment provided can rotate for the joint piece 32 to through the transmission effect of drive assembly 2, directly with drive cylinder assembly 4 pivoted power transfer to brush assembly 3 on, realize the simultaneous working of cylinder assembly 4 and brush assembly 3, when the clean ground of cylinder assembly 4, brush the surface of cylinder assembly 4 through brush body 31, brush body 31 does not need solitary driving motor to drive, has saved the drive source, has improved duration, simultaneously, has still reduced the noise.

In a specific embodiment, referring to FIG. 6, the cleaning head mechanism is provided with a brush mounting portion 91 adapted to mount the brush assembly 3; the brush mounting portion 91 includes a clamping portion 911 adapted to detachably mount the clamping member 32.

In a specific embodiment, referring to fig. 1, 4, 5 and 6, the second end 314 of the brush body 31 is provided with a rotating shaft 316, the clamping member 32 is provided with a bearing (not shown), and the rotating shaft 316 is inserted into the bearing of the clamping member 32, so that the brush body 31 can rotate relative to the clamping member 32; during assembly, the driven connecting part 315 of the brush body 31 is embedded into the center of the third gear member 23, the rotating shaft 316 is inserted into the bearing 321 in the clamping piece 32, and then the clamping piece 32 is clamped into the clamping part 911, so that the brush body 31 is movably arranged in the brush mounting part 91, and the brush assembly 3 can be detached from the cleaning head mechanism by extracting the clamping piece 32, thereby greatly facilitating maintenance and replacement of the brush assembly 3.

In this embodiment, referring to fig. 1, 4 and 5, the rotating shaft 316 is provided with a limiting groove 3161, the clamping member 32 is provided with a holding structure 321, and the holding structure 321 can be clamped into the limiting groove 3161 and hold the rotating shaft 316 tightly, so as to prevent the brush body 31 from sliding laterally and jumping up and down during rotation. Specifically, the limiting groove 3161 may be disposed at a middle section of the rotating shaft 316. Specifically, the enclasping structure 321 is a pair of clamping half ring structures, and the pair of clamping half ring structures can enclasp the limit groove 3161 of the rotating shaft 316 from two sides, so as to prevent the brush body 31 from sliding laterally and jumping up and down during rotation. Further, the pair of clamping half ring structures are provided with chamfers at both end surfaces of the clamping member 32 in the thickness direction, which is more beneficial for the rotary shaft 316 to directly penetrate into the pair of clamping half ring structures from any one of the two end surfaces.

In this embodiment, referring to fig. 5 and 6, a protruding portion 322 is disposed on a side of the clamping member 32 away from the brush body 31, a groove (not shown) is disposed on the clamping portion 911, and the protruding portion 322 can be engaged with the groove; the clamping member 32 is inserted into the clamping portion 911 in the cleaning head mechanism, so that the protruding portion 322 is embedded with the groove, and the clamping member 32 is clamped to the clamping portion 911, and the clamping member 32 can be prevented from loosening or slipping. The hollowed-out portion 323 is arranged around the protruding portion 322, so that the protruding portion 322 can slightly elastically deform relative to the whole clamping piece 32, the clamping piece 32 can be smoothly clamped into the clamping portion 911, and the protruding portion is not broken due to extrusion in the clamping process of the clamping portion 911. Referring to fig. 5, the hollow portion 323 may be configured into a U shape, and the U-shaped hollow portion 323 may enable the protruding portion 322 to slightly elastically deform with respect to the whole clamping member 32.

The brush subassembly 3 that this embodiment provided through setting up the joint spare 32 that can the joint in cleaning head mechanism, realizes the demountable installation of brush subassembly 3, inserts and takes out joint spare 32 through the joint portion 911 at brush installation department 91, can install or dismantle brush subassembly 3 for brush subassembly 3 is convenient for maintain and change, has reduced the maintenance work load. By providing the protruding portion 322 and the hollowed portion 323 on the clamping member 32, the clamping member 32 can be smoothly clamped into the clamping portion 911, and cannot slip from the clamping portion 911.

In a second aspect, based on the same inventive concept, the present embodiment provides a cleaning head mechanism, as shown with reference to fig. 7, comprising a brush mounting portion 91, a transmission assembly 2 and a roller assembly 4, and the brush assembly 3 described in the foregoing first aspect;

the brush assembly 3 is arranged on the brush installation part 91, and the transmission assembly 2 is respectively connected with the brush body 31 of the brush assembly 3 and the roller assembly 4 in a transmission manner;

the roller assembly 4 can rotate under the action of external driving force, so that the brush body 31 is driven to rotate in the same direction relative to the roller assembly 4 under the transmission action of the transmission assembly 2.

In the present embodiment, referring to fig. 2 and 7, the transmission assembly 2 includes a first gear member 21, a second gear member 22, and a third gear member 23; the first gear member 21 is connected to the roller assembly 4; the third gear member 23 is connected with the brush body 31; the second gear member 22 meshes with the first gear member 21 and the second gear member 22, respectively. Since the first gear member 21 drives the second gear member 22 to rotate, the second gear member 22 drives the third gear member 23 to rotate, and the second gear member 22 rotates reversely relative to the first gear member 21 and the second gear member 22, respectively, so that the first gear member 21 and the second gear member 22 rotate in the same direction, and further, the roller assembly 4 and the brush assembly 3 rotate in the same direction. When the drum assembly 4 rotates clockwise, the brush assembly 3 also rotates clockwise, thereby enabling brushing of the surface of the drum assembly 4.

In a specific embodiment, referring to fig. 7, the cleaning head mechanism further includes a garbage box 83 disposed below the brush assembly 3, and the brush body 31 rotates in the same direction relative to the roller assembly 4 to sweep the surface of the roller assembly 4, so that the garbage adhered to the surface of the roller assembly 4 can be swept into the garbage box 83 below the brush assembly 3.

In a specific embodiment, referring to fig. 8, the roller assembly 4 comprises a roller body 41 and an elastic structure 42; a mounting slot 411 is provided in the drum body 41, and the elastic structural member 42 is mounted in the mounting slot 411. The first gear member 21 is sleeved on the elastic structural member 42, and the elastic structural member 42 is fixed on the first gear member 21, so that the first gear member 21 rotates along with the elastic structural member 42. The surface of the drum body 41 is provided with a water-absorbable wiping layer 412 for wiping the floor.

In this embodiment, referring to fig. 8, the cleaning head mechanism further includes a driving assembly 1 disposed in the drum body 41. When the driving component 1 works, the roller body 41 is driven to rotate, and then the elastic structural component 42 is driven to rotate, and because the elastic structural component 42 is fixedly connected with the first gear component 21, the elastic structural component drives the first gear component 21 to rotate, the first gear component 21 drives the second gear component 22 to rotate, and the second gear component 22 drives the third gear component 23 to rotate, so that the brush component 3 is driven to rotate, and the roller component 4 and the brush component 3 are driven to work simultaneously by one driving component 1.

In one embodiment, referring to FIG. 9, the cleaning head mechanism includes a side plate 51 and a drive mount 52; the side plate 51 is attached to the transmission mounting portion 52, the transmission assembly 2 is mounted to the transmission mounting portion 52, and the side plate 51 is provided with a through hole 511, and the elastic structural member 42 can be ejected from the through hole 511. The transmission mounting portion 52 is provided with an operation hole (not shown in the drawings) through which lubricant can be added to the transmission assembly 2, ensuring the normal operation of the transmission assembly 2.

In a specific embodiment, referring to fig. 6, the cleaning head mechanism may further include a roller mounting portion 92 and a garbage can mounting portion 95, the roller assembly 4 is detachably mounted on the roller mounting portion 92, and the garbage can 83 is detachably mounted on the garbage can mounting portion 95, so as to facilitate cleaning, maintenance and replacement of the roller assembly 4 and the garbage can 83.

In a specific embodiment, referring to fig. 7, the cleaning head mechanism may further include a bottom cover 6, where the bottom cover 6 is detachably mounted above the brush assembly 3, so that the brush can be prevented from splashing when cleaning the roller, and the bottom cover 6 can be separately detached and cleaned, thereby reducing cleaning workload.

In a specific embodiment, referring to fig. 7, the cleaning head mechanism may further comprise a shovel bar 82 disposed behind the drum assembly 4, the shovel bar 82 being connected to the dustbin 83 below the opening for shoveling the rubbish into the dustbin 83 when the drum assembly 4 is rotated. There is a gap between the front end of the blade 82 and the roller assembly 4 through which ground waste can enter the waste bin 83.

In a specific embodiment, referring to fig. 7, the cleaning head mechanism may further comprise an integrated water tank 81, wherein the integrated water tank 81 is in pipe connection with the drum assembly 4 for supplying clean water to the drum assembly 4 and recovering sewage generated by the drum assembly 4. The clean water provided by the integrated water tank 81 wets the wiping layer 412 on the surface of the drum body 41, so that the wiping layer 412 can clean the floor.

In this embodiment, referring to fig. 7, the cleaning head mechanism may further comprise a gland 7 disposed above the roller assembly 4; the bottom of gland 7 sets up the wringing strip (not shown in the drawing) and receives water strip (not shown in the drawing) respectively, and the one end of wringing strip is partly embedded in cylinder subassembly 4 at least, can extrude the surface of cylinder subassembly 4 for the excessive moisture on the cylinder subassembly 4 is dried in the wringing, prevents that rubbish from being too wet and not being cleared up well, receives water strip and cylinder subassembly 4 butt for form a basin between the top of wringing strip, receiving water strip and gland 7. Both ends of the water tank are respectively connected to the integrated water tank 81, sewage in the water tank flows to the integrated water tank 81, and clear water in the integrated water tank 81 flows to the water tank and then reaches the surface of the roller assembly 4.

In a specific embodiment, referring to fig. 7, the cleaning head mechanism further includes a top cover 60 disposed above the bottom cover 6 and the pressing cover 7, and the top cover 60 is used for protecting the bottom cover 6 and the pressing cover 7 from collision damage caused by the bottom cover 6 and the pressing cover 7.

In one embodiment, the cleaning head mechanism further includes a rear wheel 94 disposed at the bottom of the cleaning head mechanism to enable the cleaning head mechanism to travel over the floor.

The cleaning head mechanism provided by the embodiment wipes the garbage on the ground through the roller assembly 4, and the garbage on the ground is shoveled into the garbage box 83 through the cooperation of the shovel bar 82 and the roller assembly 4; sweeping the garbage adhered to the surface of the drum assembly 4 into the garbage can 83 through the brush assembly 3; recovering the sewage adsorbed by the wiping layer 412 on the surface of the drum assembly 4 through the water tank, and supplying clean water to the wiping layer 412 on the surface of the drum assembly 4; through the cooperation of cylinder subassembly 4, brush subassembly 3, rubbish box 83, shovel strip 82 and integral type water tank 81, improved the clear efficiency of ground, promoted clean effect.

In a third aspect, based on the same inventive concept, the present embodiment provides a cleaning device including the cleaning head mechanism and the handle (not shown in the drawings) described in the foregoing second aspect; the cleaning head mechanism is provided with a handle mounting portion 93, and a handle is mounted to the handle mounting portion 93. The cleaning device can be moved by pushing the handle, and the area to be cleaned is cleaned.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. The present disclosure is not limited to the precise construction that has been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (14)

1. A brush assembly for use in a cleaning head mechanism, comprising a brush body and a clip;

the hairbrush body is movably connected with the clamping piece and can rotate relative to the clamping piece;

the cleaning head mechanism comprises a hairbrush installation part, a transmission assembly and a roller assembly, wherein the clamping piece is clamped on the hairbrush installation part, and the transmission assembly is respectively in transmission connection with the hairbrush body and the roller assembly;

the roller assembly can rotate under the action of external driving force, so that the brush body is driven to rotate in the same direction relative to the roller assembly under the transmission action of the transmission assembly.

2. A brush assembly according to claim 1, wherein the first end of the brush body is provided with a driven connection;

the driven connecting part is in transmission connection with the transmission assembly, so that the brush body can rotate under the drive of the transmission assembly.

3. A brush assembly according to claim 1, wherein the second end of the brush body is provided with a shaft, the catch being provided with a bearing, the shaft passing through the bearing.

4. A brush assembly according to claim 1, wherein the second end of the brush body is provided with a shaft, and the clip comprises a clasping structure;

the rotating shaft is provided with a limiting groove, and the enclasping structure can be clamped into the limiting groove.

5. A brush assembly according to claim 1, wherein the brush mounting portion comprises a clamping portion, the clamping member being disposed in the clamping portion.

6. A brush assembly according to claim 5, wherein the catch is provided with a projection;

the clamping part is provided with a groove, and the protruding part can be embedded in the groove.

7. A brush assembly according to claim 6, wherein a hollowed-out portion is provided around the protruding portion to enable the clamping member to be clamped into the clamping portion.

8. A brush assembly according to any of claims 1-7, wherein the brush body comprises a brush bar and at least two sets of bristles arranged in a circumferential direction of the brush bar;

the bristles are at least partially in contact with the roller assembly.

9. A cleaning head mechanism comprising a brush mounting portion, a transmission assembly and a roller assembly, and a brush assembly as claimed in any one of claims 1 to 8;

the brush assembly is arranged on the brush installation part, and the transmission assembly is respectively in transmission connection with the brush body of the brush assembly and the roller assembly;

the roller assembly can rotate under the action of external driving force, so that the brush body is driven to rotate in the same direction relative to the roller assembly under the transmission action of the transmission assembly.

10. The cleaning head mechanism of claim 9, wherein the transmission assembly comprises a first gear member, a second gear member, and a third gear member;

the first gear piece is connected with the roller assembly;

the third gear piece is connected with the hairbrush body;

the second gear member is engaged with the first gear member and the second gear member, respectively.

11. The cleaning head mechanism of claim 10, wherein the roller assembly comprises a roller body and a resilient structure;

the elastic structural member is connected with the first gear member;

the roller body is internally provided with a mounting groove, and the elastic structural member is mounted in the mounting groove.

12. The cleaning head mechanism of claim 9, further comprising a bottom cover;

the bottom cover is detachably arranged above the brush assembly.

13. The cleaning head mechanism of claim 9, further comprising a gland disposed above the roller assembly;

the bottom of the gland is respectively provided with a water squeezing strip and a water receiving strip, and one end part of the water squeezing strip is at least partially embedded into the roller assembly and can squeeze the surface of the roller assembly; the water receiving strip is abutted with the roller assembly.

14. A cleaning device comprising a cleaning head mechanism as claimed in any one of claims 9 to 13.