CN217852747U - Mounting base subassembly and clean subassembly - Google Patents

Abstract

The utility model relates to a cleaning device technical field, concretely relates to mount pad subassembly and clean subassembly, the mount pad subassembly includes first mount pad, second mount pad and joint spare, wherein, has seted up gear hole and first pivot hole on the first mount pad, is provided with first joint portion and second pivot hole on the second mount pad, and the joint spare includes pivot supporting part and second joint portion, has seted up the third pivot hole on the pivot supporting part. Through setting up joint spare on the second mount pad, the joint spare is passed through with the second mount pad joint to the one end that first mount pad was kept away from to the brush roller bearing, when dismantling the brush roller bearing promptly, can directly extract joint spare from the second mount pad and pull down the brush roller bearing, only need during the installation with brush roller bearing both ends respectively with driven gear and second mount pad joint can, the effectual installation that reduces the brush with dismantle the degree of difficulty, improved the change efficiency of brush.

Description

Mounting base subassembly and clean subassembly

Technical Field

The utility model relates to a cleaning equipment technical field, concretely relates to mount pad subassembly and clean subassembly.

Background

The roller sweeper is a common ground cleaning device on the market, a roller brush is generally arranged in the roller sweeper to clean hair, dust and other sundries on a roller, a driven gear is fixedly arranged at the end of a brush roller shaft to rotate through a corresponding driving roller shaft and a driving gear in order to further improve the cleaning effect of the roller sweeper, and then the brush is driven to clean.

The hair brush is easy to accumulate hair after being used for a long time, the cleaning is very inconvenient, and the hair brush is detached and replaced in the conventional method. However, the conventional mounting structure of the gear and the brush is generally as follows: the pivot both ends of brush rotate respectively on two supporting seats, then driven gear is fixed to be established in the one end of roller bearing and with driving gear engagement, when carrying out the change of brush, need all dismantle the change that just can accomplish the brush with roller bearing and gear, work efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mount pad subassembly and clean the subassembly to the brush mounting structure who proposes among the above-mentioned background art of solution is complicated, and the problem of inefficiency is changed to the brush.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a mount pad subassembly for installation brush roller bearing, driven gear, driving gear and drive roller bearing, the one end joint of brush roller bearing is in driven gear last in order to realize with driven gear's circumference is fixed, the drive roller bearing the one end with driving gear circumference is fixed, driven gear with driving gear engagement, the mount pad subassembly includes:

the first mounting seat is provided with a gear hole and a first rotating shaft hole;

the second mounting seat is provided with a first clamping part and a second rotating shaft hole;

the clamping piece comprises a rotating shaft supporting part and a second clamping part, and a third rotating shaft hole is formed in the rotating shaft supporting part;

the first joint portion and the second joint portion are connected in a clamped mode, the gear hole is used for installing a driven gear, the third rotating shaft hole is used for installing one end, away from the driven gear, of the brush roller, and the first rotating shaft hole and the second rotating shaft hole are used for installing two ends of the driving roller respectively.

Furthermore, the mounting seat assembly further comprises a connecting seat, and the first mounting seat and the second mounting seat are respectively and fixedly arranged at two ends of the connecting seat.

Furthermore, the first mounting seat, the second mounting seat and the connecting seat are integrally formed in an injection molding mode.

Further, second joint portion includes that the interval sets up two elastic bulge at pivot supporting part downside, first joint portion includes coaxial first through-hole and the second through-hole of setting on the second mount pad, the aperture of second through-hole is greater than first through-hole, two elastic bulge passes first through-hole card and establishes on the step face between first through-hole and second through-hole.

Furthermore, the step surface between the first through hole and the second through hole is a first inclined surface, a second inclined surface is arranged on the elastic bulge, and the first inclined surface and the second inclined surface are attached to each other.

Further, the rotating shaft supporting portion is a circular ring, the third rotating shaft hole is formed in the middle of the circular ring, the second clamping portion is arranged on the lower portion of the circular ring, an arc-shaped groove matched with the bottom of the circular ring is formed in the upper portion of the second mounting seat, and the first clamping portion is arranged on the arc-shaped groove.

Furthermore, the first mounting seat is further provided with a first bearing hole and a second bearing hole, the first bearing hole and the second bearing hole are respectively coaxially arranged with the gear hole and the first rotating shaft hole, the first bearing hole is used for mounting a gear bearing, and the second bearing hole is used for mounting a rotating shaft bearing; and/or

A third bearing hole is formed in the second mounting seat, the third bearing hole and the second rotating shaft hole are coaxially arranged, and the third bearing hole is used for mounting a rotating shaft bearing; and/or

The pivot supporting part is provided with a fourth bearing hole, the fourth bearing hole is coaxial with the third pivot hole, and the fourth bearing hole is used for installing a pivot bearing.

Furthermore, a gear accommodating cavity is formed in the first mounting seat, the first mounting seat further comprises a first cover plate, the gear accommodating cavity is communicated with the gear hole and the first rotating shaft hole, and the first cover plate covers the gear accommodating cavity; and/or

The second mounting seat is provided with a hollow groove, the second mounting seat further comprises a second cover plate, the hollow groove is communicated with the second rotating shaft hole, and the second cover plate covers the hollow groove and fixes the position of the rotating shaft bearing in the fourth bearing hole.

Furthermore, the gear hole and the first rotating shaft hole are arranged along the diagonal line of the first mounting seat at intervals, wherein the gear hole is arranged on the upper portion of the first mounting seat, and the first rotating shaft hole is arranged on the lower portion of the first mounting seat.

The utility model also provides a clean subassembly, including brush roller bearing, driven gear, driving gear, drive roller bearing and above the mount pad subassembly, the both ends of drive roller bearing are passed through first pivot hole and second pivot hole and are rotated the setting respectively on first mount pad and second mount pad, the one end that the drive roller bearing is close to first mount pad is fixed to the driving gear, driven gear passes through the gear hole and rotates the setting on first mount pad, brush roller bearing one end joint is fixed with driven gear circumference on driven gear, the brush roller bearing other end rotates and sets up on joint spare to through joint spare and second mount pad joint, driven gear, driving gear meshing.

The beneficial effects of the utility model reside in that, compared with the prior art, the utility model discloses a rotate the both ends of drive roller bearing respectively and install in the first pivot hole of first mount pad and the second pivot hole of second mount pad to realize through the meshing between the driving gear of setting on first mount pad and the driven gear that the drive roller bearing drives the brush roller bearing and rotate, and be provided with joint spare on the second mount pad, the joint structure is passed through to the one end that first mount pad was kept away from to the brush roller bearing and second mount pad joint, when dismantling the brush roller bearing promptly, can directly extract joint spare from the second mount pad and pull down the brush roller bearing, only need during the installation with brush roller bearing both ends respectively with driven gear and second mount pad joint can, the effectual degree of difficulty that reduces brush installation and dismantlement has improved the change efficiency of brush.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is an exploded schematic view of a sweeping assembly in accordance with an embodiment of the present invention;

fig. 2 is an exploded view of a mounting base assembly according to an embodiment of the present invention (with part of the structure omitted);

FIG. 3 is an assembly view of a first mounting base according to an embodiment of the present invention;

fig. 4 is an assembly view of a second mounting base according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of a second mounting base and a clip according to an embodiment of the present invention;

fig. 6 is a cross-sectional view of a second mounting base and a clip according to another embodiment of the present invention.

The reference numbers in the drawings are as follows:

100. mounting a base assembly; 200. a brush roller; 201. a brush; 300. a driven gear; 400. a driving gear; 500. A drive roller; 601. a gear bearing; 602. a rotating shaft bearing; 700. a drum;

1. a first mounting seat; 11. a gear hole; 12. a first rotating shaft hole; 13. a first bearing bore; 14. a second bearing bore; 15. A gear receiving cavity; 16. a first cover plate hole; 17. a first threaded hole;

2. a second mounting seat; 21. a first clamping part; 211. a first through hole; 212. a second through hole; 213. step face/first inclined face; 214. an elastic clamping piece; 215. a second inclined plane; 22. a second spindle hole; 23. a third bearing hole; 24. an arc-shaped slot; 25. hollowing out the grooves; 251. a second threaded hole; 252. reinforcing ribs; 26. a second cover plate;

3. a clamping piece; 31. a rotating shaft support part; 311. a third spindle hole; 312. a fourth bearing hole; 32. a second clamping part/elastic bulge; 321. a second inclined surface; 322. a third aperture; 323. a fourth aperture; 324. transition surface;

4. a connecting seat; 41. and fixing the through hole.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, for example, the terms "length," "width," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or position illustrated in the drawings, which are for convenience of description only and are not to be construed as limiting of the present disclosure.

The terms "including" and "having," and any variations thereof, in the description and claims of this invention and the description of the above figures are intended to cover non-exclusive inclusions; the terms "first," "second," and the like in the description and in the claims, or in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order. The meaning of "plurality" is two or more unless explicitly defined otherwise.

In the description and claims of the present invention and in the above description of the drawings, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it can be directly or indirectly located on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The embodiments of the present invention will be described below.

As shown in fig. 1 to 6, the embodiment of the utility model provides a mount assembly 100 for installation brush roller bearing 200, driven gear 300, driving gear 400 and drive roller bearing 500, wherein, the one end joint of brush roller bearing 200 is fixed with the circumference of realization with driven gear 300 on driven gear 300, and the one end and the driving gear 400 circumference of drive roller bearing 500 are fixed, driven gear 300 and driving gear 400 intermeshing, mount assembly 100 includes:

the first mounting seat 1 is provided with a gear hole 11 and a first rotating shaft hole 12;

a second mounting base 2 provided with a first clamping portion 21 and a second rotating shaft hole 22;

the clamping piece 3 comprises a rotating shaft supporting part 31 and a second clamping part 32, and a third rotating shaft hole 311 is formed in the rotating shaft supporting part 31;

wherein, first joint portion 21 and the joint of second joint portion 32, gear hole 11 is used for installing driven gear 300, and third pivot hole 311 is used for installing the one end that driven gear 300 was kept away from to brush roller 200, and first pivot hole 12 and second pivot hole 22 are used for installing the both ends of drive roller 500 respectively.

Wherein, the brush 201 is detachably arranged on the brush roller 200.

Compared with the prior art, the mounting seat assembly at least has the following beneficial effects: through rotating the both ends of driving roller 500 respectively and installing in first pivot hole 12 of first mount pad 1 and in the second pivot hole 22 of second mount pad 2 to realize through the meshing transmission between driving gear 400 and the driven gear 300 of installing on first mount pad 1 that driving roller 500 drives brush roller 200 and rotates, and be provided with joint spare 3 on the second mount pad 2, the one end that brush roller 200 keeps away from first mount pad 1 passes through joint spare 3 and second mount pad joint, when dismantling brush roller 200, can directly extract joint spare 3 from second mount pad 2 and pull down brush roller 200, only need during the installation with brush roller 200 both ends respectively with driven gear 300 and second mount pad 2 joint can, the effectual installation and the dismantlement degree of difficulty that reduces the brush has improved the change efficiency of brush.

Specifically, referring to fig. 2, the mounting base assembly 100 further includes a connecting base 4, wherein the first mounting base 1 and the second mounting base 2 are respectively and fixedly disposed at two ends of the connecting base 4. By adding the connecting seat 4 to connect the first mount base 1 and the second mount base 2, firstly, the strength of the connecting structure of the first mount base 1 and the second mount base 2 can be improved; secondly, the correct correspondence of the installation positions of the first installation seat 1 and the second installation seat 2 can be ensured, and the situation that the driving roller 500 and the hairbrush roller 200 cannot be assembled normally or are loosened after the assembly is completed due to the deviation of the installation positions is avoided.

Further, referring to fig. 2, the first mounting seat 1, the second mounting seat 2 and the connecting seat 4 are integrally formed by injection molding, the manufacturing method is simple, time spent on independently manufacturing each part is saved, the manufactured mounting seat assembly is lower in cost, and the structural strength of the integrally molded part is higher. In this embodiment, the connecting seat 4 is provided with a plurality of fixing through holes 41, and the positions of the connecting seat 4 can be fixed through the fixing through holes to fix the positions of the first mounting seat 1 and the second mounting seat 2.

Further, referring to fig. 2, 4 and 5, the second clamping portion 32 includes two elastic protrusions 32 disposed at an interval on the lower side of the rotating shaft supporting portion 31, the first clamping portion 21 includes a first through hole 211 and a second through hole 212 coaxially disposed on the second mounting base 2, the aperture of the second through hole 212 is larger than that of the first through hole 211, and the two elastic protrusions 32 are clamped on a step surface 213 between the first through hole 211 and the second through hole 212 through the first through hole 211. Wherein, two elastic protrusions 32 are arranged at intervals, and the distance between the outer side surfaces of the two elastic protrusions 32 is greater than the aperture of the first through hole 211. The clamping process of the two elastic protrusions 32 is as follows: the two elastic protrusions 32 are clamped into the first through hole 211, the two elastic protrusions 32 are deformed to be close to each other, and after the two elastic protrusions 32 penetrate through the first through hole 211, the two elastic protrusions are deformed in a restoring mode under the action of elastic force, and then the two elastic protrusions can be clamped on the step surface 213 between the first through hole 211 and the second through hole 212. The first clamping portion 62 and the second clamping portion 21 of the present embodiment have the characteristics of simple structure, stable clamping, low production cost and the like.

Further, referring to fig. 2, 4 and 5, a step surface 213 between the first through hole 211 and the second through hole 212 is a first inclined surface 213, the elastic protrusion 32 is provided with a second inclined surface 321, and the first inclined surface and the second inclined surface are attached to each other; the step surface 213 is set as the first inclined surface 213, and the elastic protrusion 32 is provided with the second inclined surface 321 matched with the first inclined surface 213, so that the difficulty in detaching the two elastic protrusions 32 can be effectively reduced. Specifically, when the step surface 213 is a plane perpendicular to the axis of the first through hole 211, the two elastic protrusions 32 need to approach each other by an external force precursor, and the elastic protrusions 32 can be pulled away from the first through hole 211 to complete the detachment until the distance between the outer side surfaces of the two elastic protrusions 32 is smaller than the diameter of the first through hole 211; when the step surface 213 is the first inclined surface 213 and the elastic protrusion 32 is provided with the second inclined surface 321, the elastic protrusion 32 can be directly pulled out of the first through hole 211 under the guiding action of the first inclined surface 213, thereby completing the detachment.

In another embodiment, referring to fig. 2, 4, 5 and 6, the second clamping portion 32 includes a third hole 322 and a fourth hole 323 which are coaxially disposed. Wherein, the aperture of the third hole 322 is smaller than that of the fourth hole 323, and the transition surface 324 between the third hole 322 and the fourth hole 323 is an inclined surface; the first clamping portion 21 includes two elastic clamping members 214, and a second inclined surface 215 matched with the transition surface 324 is disposed outside the elastic clamping members 214. The clamping function of the second mounting base 2 and the clamping member 3 can also be realized through the matching of the two elastic clamping members 214, the third hole 322 and the fourth hole 323. Therefore, in another embodiment, the customer can determine different clamping modes according to actual requirements, and only needs to rapidly mount and dismount the clamping piece 3 and the second mounting base 2.

Further, referring to fig. 2, 4 and 5, the rotating shaft supporting portion 31 is a circular ring, the third rotating shaft hole 311 is disposed in the middle of the circular ring, the second clamping portion 32 is disposed at the lower portion of the circular ring, the upper portion of the second mounting base 2 is provided with an arc-shaped groove 24 matched with the bottom of the circular ring, and the first clamping portion 21 is disposed on the arc-shaped groove 24; during the installation, the lower part of annular shape pivot supporting part 31 has increased pivot supporting part 31 and the area of contact of second mount pad 2 with the laminating of arc wall 24 on the second mount pad 2, has improved the stability of structure, also is favorable to the location installation of second joint portion 32 simultaneously, and two joint archs of second joint portion 32 also can fold up under the effect of arc wall 24, get into in first through-hole 211 more easily.

It should be noted that, in another embodiment, the shape of the rotating shaft supporting portion 31 may also be any shape convenient for installation, for example, the shape of the rotating shaft supporting portion 31 is set to be square, and a third rotating shaft hole may also be provided, and a square groove may also be provided on the corresponding second mounting seat 2, and the functions of positioning installation and increasing the contact area may also be achieved.

Further, referring to fig. 1 and fig. 3, the first mounting seat 1 is further provided with a first bearing hole 13 and a second bearing hole 14, wherein the first bearing hole 13 is used for mounting the gear bearing 601, and the second bearing hole 14 is used for mounting the rotating shaft bearing 602. Specifically, the first bearing hole 13 and the second bearing hole 14 are respectively arranged coaxially with the gear hole 11 and the first spindle hole 12, the aperture of the first bearing hole 13 is larger than that of the gear hole 11, and the aperture of the second bearing hole 14 is larger than that of the first spindle hole 12. Wherein, it can be used for installing gear bearing 601 to increase first bearing hole 13, and driven gear 300 passes through gear bearing 601 promptly and is fixed with first mount pad 1 circumference, and driven gear 300 and the friction between the first mount pad 1 can effectual reduction guarantee driven efficiency, and stability is more heightened. Also, by adding the second bearing hole 14 for mounting the rotation shaft bearing 602, friction between the driven roller 500 and the first mounting seat 1 can be reduced, and transmission efficiency can be ensured.

Further, referring to fig. 1 and fig. 4, a third bearing hole 23 is formed in the second mounting seat 2, wherein the third bearing hole 23 is used for mounting the rotating shaft bearing 602, specifically, the third bearing hole 23 is coaxially disposed with the second rotating shaft hole 22, and the aperture of the third bearing hole 23 is larger than that of the second rotating shaft hole 22. By adding the third bearing hole 23 for mounting the rotation shaft bearing 602, friction between the driven roller 500 and the second mounting seat 2 can be reduced, and transmission efficiency can be ensured.

Further, referring to fig. 1 and 5, a fourth bearing hole 312 is formed on the rotating shaft supporting portion 31, wherein the fourth bearing hole 312 is used for installing the rotating shaft bearing 602, specifically, the fourth bearing hole 312 and the third rotating shaft hole 311 are coaxially disposed, and the aperture of the fourth bearing hole 312 is larger than that of the third rotating shaft hole 311. By adding the fourth bearing hole 14 for installing the rotating shaft bearing 602, the friction between the brush roller 20 and the clamping member 3 can be reduced, and the transmission efficiency can be ensured.

As shown in fig. 3, a gear accommodating cavity 15 is formed in the first mounting seat 1, the first mounting seat 1 further includes a first cover plate 16, the gear accommodating cavity 15 is communicated with the gear hole 11 and the first spindle hole 12, and the first cover plate 16 is covered on the gear accommodating cavity 15;

wherein, driving gear 400 and driven gear 300 are installed in gear accommodation chamber 15, through covering first apron 16 and establish on gear accommodation chamber 15, can form a protection space and protect driving gear 400 and driven gear 300, effectually prevent that driving gear 400 and driven gear 300 from taking place to collide with the external world, also can prevent simultaneously that external dust debris from getting into between driving gear 400 and the driven gear 300, influence the normal rotation between driving gear 400 and the driven gear 300, thereby improve driven stability. Further, the first mounting base 1 is further provided with a first threaded hole 17, and the first cover plate 16 is fixed on the gear accommodating cavity 15 through the matching of screws and the first threaded hole.

As shown in fig. 4, a hollow groove 25 is formed in the second mounting base 2, the second mounting base 2 further includes a second cover plate 26, the hollow groove 25 is communicated with the second rotating shaft hole 22, and the second cover plate 26 covers the hollow groove 25 and fixes the position of the rotating shaft bearing 602 in the fourth bearing hole 312; wherein, set up fretwork groove 25 and make in order to reduce the wall thickness of second mount pad 2, in this embodiment, second mount pad 2 is the injection molding, and at its injection moulding's in-process, too big wall thickness can lead to the defect of deformation, has reduced the intensity of second mount pad 2.

Further, referring to fig. 4, a second threaded hole 251 and a rib 252 are disposed inside the hollow-out groove 25, wherein the second threaded hole 251 is used for mounting the second cover plate 26 on the second mounting seat 2, and the rib 252 is used for improving the structural strength of the second mounting seat 2.

Further, referring to fig. 1 and 3, a gear hole 11 and a first spindle hole 12 are arranged at intervals along a diagonal line of the first mounting seat 1, wherein the gear hole 11 is arranged at an upper portion of the first mounting seat 1, and the first spindle hole 12 is arranged at a lower portion of the first mounting seat 1; in this embodiment, the brush roller 200 is driven to rotate by the driving roller 500, the driving roller 500 is driven to roll by the roller 700, and the brush on the brush roller 200 is used for cleaning hair and garbage on the roller 700. Therefore, the brushes on the driving roller 50 and the brush roller 200 are both attached to the roller 700, and the gear hole 11 and the first rotating shaft hole 12 are diagonally arranged, so that the relative installation position between the brush roller 200 and the driving roller 500 can be limited, the normal operation of transmission is ensured, and the structures of the brush roller 200 and the driving roller 500 are more compact along the diagonal arrangement.

Please refer to fig. 1 to 6, the embodiment of the present invention further provides a cleaning assembly, which comprises a brush roller 200, a driven gear 300, a driving gear 400, a driving roller 500 and the above mounting seat assembly 100, the two ends of the driving roller 500 are respectively rotated and set on the first mounting seat 1 and the second mounting seat 5 through the first rotating shaft hole 12 and the second rotating shaft hole 22, the driving gear 400 is fixed at one end of the driving roller 500 close to the first mounting seat 1, the driven gear 300 is rotated and set on the first mounting seat 1 through the gear hole 11, one end of the brush roller 200 is circumferentially fixed on the driven gear 300 and the driven gear 300, the other end of the brush roller 200 is rotated and set on the joint member 3, and is connected with the second mounting seat 2 through the joint member 3, and the driven gear 300 and the driving gear 400 are engaged.

Through adopting the fixed brush roller 200 of mount pad subassembly 100 installation, driven gear 300, driving gear 400, drive roller 500, satisfying under basic driven prerequisite, can realize the quick dismantlement and the installation of brush roller 200, effectual improvement user's use is experienced.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a mount pad subassembly for installation brush roller bearing, driven gear, driving gear and drive roller bearing, the one end joint of brush roller bearing is in driven gear last in order to realize with driven gear's circumference is fixed, the one end of drive roller bearing with driving gear circumference is fixed, driven gear with driving gear meshing, its characterized in that, the mount pad subassembly includes:

the first mounting seat is provided with a gear hole and a first rotating shaft hole;

the second mounting seat is provided with a first clamping part and a second rotating shaft hole;

the clamping piece comprises a rotating shaft supporting part and a second clamping part, and a third rotating shaft hole is formed in the rotating shaft supporting part;

the first joint portion and the second joint portion are connected in a clamped mode, the gear hole is used for installing a driven gear, the third rotating shaft hole is used for installing one end, away from the driven gear, of the brush roller, and the first rotating shaft hole and the second rotating shaft hole are used for installing two ends of the driving roller respectively.

2. The mount assembly of claim 1, further comprising a connecting base, wherein the first mount base and the second mount base are fixedly disposed at two ends of the connecting base, respectively.

3. The mount assembly of claim 1, wherein the first mount, the second mount, and the connecting base are integrally injection molded.

4. The mount assembly according to claim 1, wherein the second engaging portion includes two elastic protrusions spaced apart from each other on a lower side of the rotation shaft supporting portion, the first engaging portion includes a first through hole and a second through hole coaxially disposed on the second mount, an aperture of the second through hole is larger than that of the first through hole, and the two elastic protrusions are engaged with a step surface between the first through hole and the second through hole through the first through hole.

5. The mount assembly according to claim 4, wherein a step surface between the first through hole and the second through hole is a first slope, the elastic protrusion is provided with a second slope, and the first slope and the second slope are attached to each other.

6. The mounting seat assembly as claimed in claim 1, wherein the supporting portion is a circular ring, the third hole is disposed in the middle of the circular ring, the second engaging portion is disposed on the lower portion of the circular ring, the upper portion of the second mounting seat is disposed with an arc-shaped groove matching with the bottom of the circular ring, and the first engaging portion is disposed on the arc-shaped groove.

7. The mount assembly according to claim 1, wherein the first mount is further provided with a first bearing hole and a second bearing hole, the first bearing hole and the second bearing hole are respectively coaxial with the gear hole and the first spindle hole, the first bearing hole is used for mounting a gear bearing, and the second bearing hole is used for mounting a spindle bearing; and/or

A third bearing hole is formed in the second mounting seat, the third bearing hole and the second rotating shaft hole are coaxially arranged, and the third bearing hole is used for mounting a rotating shaft bearing; and/or

A fourth bearing hole is formed in the rotating shaft supporting portion and is coaxial with the third rotating shaft hole, and the fourth bearing hole is used for installing a rotating shaft bearing.

8. The mount assembly of claim 7, wherein the first mount defines a gear receiving cavity, the first mount further comprising a first cover plate, the gear receiving cavity communicating with the gear hole and the first spindle hole, the first cover plate covering the gear receiving cavity; and/or

The second mounting seat is provided with a hollow groove, the second mounting seat further comprises a second cover plate, the hollow groove is communicated with the second rotating shaft hole, and the second cover plate covers the hollow groove and fixes the position of the rotating shaft bearing in the fourth bearing hole.

9. The mount assembly of claim 8, wherein the gear aperture and the first pivot aperture are spaced apart along a diagonal of the first mount, wherein the gear aperture is disposed in an upper portion of the first mount and the first pivot aperture is disposed in a lower portion of the first mount.

10. A cleaning assembly, which is characterized by comprising a brush roller, a driven gear, a driving roller and the mounting seat assembly as claimed in any one of claims 1 to 9, wherein two ends of the driving roller are respectively and rotatably arranged on a first mounting seat and a second mounting seat through a first rotating shaft hole and a second rotating shaft hole, the driving gear is fixedly arranged at one end of the driving roller close to the first mounting seat, the driven gear is rotatably arranged on the first mounting seat through a gear hole, one end of the brush roller is connected with the driven gear in a clamping manner in the circumferential direction, the other end of the brush roller is rotatably arranged on a clamping member and is connected with the second mounting seat through the clamping member, and the driven gear and the driving gear are meshed.

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