CN217066278U - Scrubbing brush mechanism and scrubber - Google Patents

Abstract

The utility model relates to a ground brush mechanism and floor cleaning machine, ground brush mechanism includes: the shell assembly comprises a lower cover, an upper cover and a front cover, wherein the upper cover and the lower cover are oppositely arranged and mutually connected, the front cover is butted with the upper cover, and a rolling brush mounting opening is defined between the front cover and the lower cover; the lower cover is provided with a first limiting part, and the front cover is provided with a second limiting part; the support assembly comprises a reinforcing part and a support, the reinforcing part is at least partially arranged between the lower cover and the front cover, one side of the reinforcing part is in limited assembly with the first limiting part along a first direction which is intersected with the axial direction of the rolling brush assembly, the other side of the reinforcing part is in limited assembly with the second limiting part along the first direction, and the support is fixedly sleeved on the reinforcing part and extends into the rolling brush mounting opening; the rolling brush assembly is positioned in the rolling brush mounting opening and is rotationally sleeved on the support. The intensity of reinforcement self is stronger, can be with the thinner setting of wall thickness, and then makes the distance between round brush subassembly and the reinforcement surface less, realizes the purpose that the edge extension was cleaned.

Description

Scrubbing brush mechanism and scrubber

Technical Field

The utility model relates to a scrubbing brush technical field especially relates to scrubbing brush mechanism and scrubber.

Background

Along with the development of economy and the progress of society, the quality requirement of people on life is higher and higher, so some intelligent electrical appliances capable of freeing hands are produced at the same time, and the floor washing machine for cleaning indoor ground gradually enters the life of people.

The floor washing machine is a cleaning machine which is suitable for cleaning hard ground and simultaneously sucking and drying sewage and taking the sewage away from the site, and has the advantages of environmental protection, energy conservation, high efficiency and the like. Generally, floor scrubber includes scrubbing brush and fuselage, and the scrubbing brush assembles on the fuselage, when needs clean ground, promotes the scrubbing brush through the fuselage and walks on treating clean subaerial, and the scrubbing brush mainly drives the round brush rotation through inside motor, can suck dry sewage when wasing ground to produce the negative pressure through the fan on the fuselage and inhale the purpose that the dirty case reaches clean ground in with the spot, floor scrubber collects the dust absorption and absorbs water and drags ground function in an organic whole, has advantages such as environmental protection, energy-conservation, high efficiency.

However, the side wall of the floor brush is thick, so that the distance between the rolling brush installed in the floor brush and the side wall of the floor brush is far, and when the floor brush moves in an extending way, the distance between the rolling brush and the edge of a wall body and the like is large, and the extending cleaning cannot be realized.

SUMMERY OF THE UTILITY MODEL

Accordingly, it is necessary to provide a floor brush mechanism and a floor washing machine, which solve the problem that the floor brush cannot be used for sweeping along the edge.

A floor brush mechanism, comprising:

the shell assembly comprises a lower cover, an upper cover and a front cover, the upper cover and the lower cover are oppositely arranged and mutually connected, the front cover is in butt joint with the upper cover, and a rolling brush mounting opening is defined between the front cover and the lower cover;

the bracket assembly comprises a reinforcing part and a bracket, the reinforcing part is at least partially arranged between the lower cover and the front cover, and the bracket is fixedly sleeved on the reinforcing part and extends into the rolling brush mounting opening;

the rolling brush assembly is positioned in the rolling brush mounting opening and is rotatably sleeved on the bracket;

the lower cover is provided with a first limiting part, and the front cover is provided with a second limiting part; one side of the reinforcing piece and the first limiting part are in limiting assembly in a first direction which is intersected with the axial direction of the rolling brush assembly, and the other side of the reinforcing piece and the second limiting part are in limiting assembly in the first direction.

Among the above-mentioned scrubbing brush mechanism, one side of reinforcement and first spacing portion are along the spacing assembly of the crossing first direction of round brush subassembly axial, and the opposite side and the spacing portion of second of reinforcement are along first direction stop device, are equivalent to the reinforcement through first spacing portion and the spacing fixed of spacing portion of second between lower cover and protecgulum to through lower cover and protecgulum fixed assembly reinforcement. And, assemble fixed bolster through the reinforcement, then assemble the round brush subassembly on the support, the intensity of reinforcement self is stronger, can be with thinner setting of wall thickness, and then makes the distance between round brush subassembly and the reinforcement surface less, can realize the purpose that the ground brush mechanism prolongs limit and cleans. And, through the mutual cooperation between reinforcement, support and the round brush subassembly, can realize the reliable assembly of round brush subassembly, prevent that the round brush subassembly from assembling the back connected mode unstable, guarantee that the round brush can rotate steadily all the time to carry out cleaning work reliably.

In one embodiment, the first limiting portion is a first limiting protrusion formed by protruding one surface of the lower cover facing the reinforcing member, the second limiting portion is a second limiting protrusion formed by protruding one surface of the front cover facing the reinforcing member, and the reinforcing member is provided with a first limiting groove and a second limiting groove which are respectively sleeved with the first limiting protrusion and the second limiting protrusion.

In one embodiment, the first limiting portion is a first clamping groove formed by recessing one surface of the lower cover facing the reinforcement, the second limiting portion is a second clamping groove formed by recessing one surface of the front cover facing the reinforcement, and the reinforcement is provided with a first boss and a second boss respectively sleeved in the first clamping groove and the second clamping groove.

In one embodiment, the reinforcing member includes a first assembling end and a second assembling end connected to each other, the first assembling end is disposed between the upper cover and the lower cover, opposite sides of the first assembling end are respectively in limit fit with the first limiting portion and the second limiting portion, the second assembling end is suspended and faces the rolling brush mounting opening, and the bracket is fixedly sleeved on the second assembling end.

In one embodiment, the bracket comprises a cover plate and a connecting sleeve which are connected with each other, the connecting sleeve extends into the rolling brush mounting opening through the second assembling end, and the rolling brush assembly is at least partially rotatably sleeved in the connecting sleeve.

In one embodiment, a buckle is arranged on the connecting sleeve, the cover plate is abutted against the outer surface of the second assembling end, which faces away from the rolling brush mounting opening, and the buckle is in buckled abutment against the inner surface of the second assembling end, which faces towards the rolling brush mounting opening.

In one embodiment, the rolling brush assembly comprises a roller, a rolling brush shaft, a bearing and a bearing sleeve;

installation space has been seted up to the axial tip of gyro wheel, the round brush axle rotation-stopping cover is located just at least part stretches into in the gyro wheel installation space, the bearing housing is located the round brush axle stretches into installation space's tip, bearing support fixed cover is located outside the bearing and with the adapter sleeve connects.

In one embodiment, the connecting sleeve at least partially extends into the installation space, and the bearing sleeve is at least partially sleeved in the connecting sleeve and is matched and connected with the connecting sleeve.

In one embodiment, the connecting sleeve is provided with a limiting hole, the outer surface of the bearing sleeve is convexly provided with a buckle, and the buckle is sleeved in the limiting hole along the axial direction of the connecting sleeve.

In one embodiment, the rolling brush assembly further comprises a buffer member, an installation groove is formed in the outer surface of the bearing sleeve along the circumferential direction of the bearing sleeve, and the buffer member is sleeved in the limiting groove and abutted against the support.

In one embodiment, the reinforcement is a sheet metal part; and/or

The support is a sheet metal part.

A floor washing machine comprises the floor brush mechanism.

Drawings

FIG. 1 is a schematic structural view of a floor brush mechanism according to an embodiment of the present invention;

FIG. 2 is a partial schematic view of the floor brush mechanism shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the floor brush mechanism of FIG. 1 in one direction;

FIG. 4 is a schematic cross-sectional view of the floor brush mechanism of FIG. 1 in another orientation.

Reference numerals: 100. a floor brush mechanism; 10. a housing assembly; 12. an upper cover; 14. a lower cover; 141. a first limiting part; 16. a front cover; 161. a second limiting part; 17. a rolling brush mounting opening; 30. a bracket assembly; 32. a reinforcement; 321. a first mounting end; 323. a second mounting end; 34. a support; 341. a cover plate; 343. connecting sleeves; 345. a first buckle; 347. a limiting hole; 50. a roll brush assembly; 52. a roller; 521. an installation space; 54. a roller brush shaft; 56. a bearing; 58. a bearing housing; 581. a second buckle; 70. a buffer.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1-3, in one embodiment of the present invention, a floor brush mechanism 100 is provided, which includes a housing assembly 10, a support assembly 30 and a rolling brush assembly 50, wherein the support assembly 30 is assembled on the housing assembly 10, and the rolling brush assembly 50 is located in the housing assembly 10 and is connected to the support assembly 30, so that the rolling brush assembly 50 is detachably connected to the housing assembly 10 through the support assembly 30. Wherein the rolling brush assembly 50 rotates relative to the floor to clean the floor when the floor brush mechanism 100 moves along the floor.

The housing assembly 10 includes a lower cover 14, an upper cover 12 and a front cover 16, the upper cover 12 and the lower cover 14 are disposed opposite to each other and connected to each other, the front cover 16 is connected to the upper cover 12, and a rolling brush mounting opening 17 is defined between the front cover 16 and the lower cover 14. The lower cover 14 has a first stopper 141, and the front cover 16 has a second stopper 161. The bracket assembly 30 includes a reinforcing member 32 and a bracket 34, the reinforcing member 32 is at least partially disposed between the lower cover 14 and the front cover 16, and one side of the reinforcing member 32 is assembled with the first limiting portion 141 along a first direction intersecting with the axial direction of the roller brush assembly 50, and the other side of the reinforcing member 32 is assembled with the second limiting portion 161 along a first direction limiting device, which is equivalent to that the reinforcing member 32 is fixed between the lower cover 14 and the front cover 16 through the first limiting portion 141 and the second limiting portion 161, and the reinforcing member 32 is prevented from moving relative to the lower cover 14 and the front cover 16, so as to fixedly assemble the reinforcing member 32 through the lower cover 14 and the front cover 16.

The bracket 34 is fixedly sleeved on the reinforcement 32 and extends into the rolling brush mounting opening 17, and the rolling brush assembly 50 is positioned in the rolling brush mounting opening 17 and rotatably sleeved on the bracket 34. So, assemble fixed bolster 34 through reinforcement 32, then assemble brush roll subassembly 50 on support 34, reinforcement 32 self intensity is stronger, can be with the thinner setting of wall thickness, and then make the distance between brush roll subassembly 50 and the reinforcement 32 surface less, can realize the purpose that scrubbing brush mechanism 100 prolongs limit and cleans. Moreover, the reinforcing member 32, the bracket 34 and the rolling brush assembly 50 are matched with each other, so that the rolling brush assembly 50 can be reliably assembled, the unstable connection mode of the rolling brush assembly 50 after assembly is prevented, and the rolling brush can be always stably rotated to reliably perform cleaning work.

Specifically, the reinforcing member 32 is a sheet metal member, which has a high strength and can effectively support and connect the bracket 34 and the rolling brush assembly 50. Moreover, the thickness of the sheet metal part is small, and the 1004mm side wall (injection molding) of the original floor brush mechanism can be changed into 2mm, so that the floor brush mechanism 100 which is stable in structure and can be used for sweeping along the edge is provided. Alternatively, the bracket 34 is a sheet metal part, has greater strength, and can provide a stable supporting force for the rolling brush assembly 50.

In some embodiments, the first position-limiting portion 141 is a first position-limiting protrusion formed by protruding one surface of the lower cover 14 facing the reinforcing member 32, the second position-limiting portion 161 is a second position-limiting protrusion formed by protruding one surface of the front cover 16 facing the reinforcing member 32, and the reinforcing member 32 is provided with a first position-limiting groove and a second position-limiting groove respectively sleeved with the first position-limiting protrusion and the second position-limiting protrusion. In the process of assembling the floor brush mechanism 100, the bracket 34 is fixedly assembled on the reinforcing member 32, one end of the rolling brush assembly 50 is connected with the output end of the motor, the other end of the rolling brush assembly 50 is assembled with the bracket 34, then the reinforcing member 32 is rotated, the reinforcing member 32 and the bracket 34 are rotated around the axial direction of the rolling brush assembly 50, so that the first limiting groove on the reinforcing member 32 is sleeved on the first limiting protrusion on the lower cover 14, finally the front cover 16 is abutted on the upper cover 12, meanwhile, the second limiting protrusion on the upper cover 12 is sleeved on the second limiting groove on the reinforcing member 32, the assembly of the rolling brush assembly 50 is completed, the first limiting protrusion and the second limiting protrusion prevent the reinforcing member 32 from moving along a second direction axially crossed with the rolling brush assembly 50, and the reinforcing member 32 is limited and fixed.

When the rolling brush assembly 50 needs to be disassembled, the operation is carried out according to the reverse sequence, the front cover 16 is firstly disassembled from the upper cover 12, the second limiting protrusion is separated from the second limiting groove, then the reinforcing part 32 is rotated towards the direction far away from the lower cover 14, the first limiting groove on the reinforcing part 32 is separated from the first limiting protrusion on the lower cover 14, and finally, the rolling brush assembly 50 is integrally disassembled from the output end of the motor.

In other embodiments, the first position-limiting portion 141 is a first slot formed by recessing one surface of the lower cover 14 facing the stiffener 32, the second position-limiting portion 161 is a second slot formed by recessing one surface of the front cover 16 facing the stiffener 32, and the stiffener 32 has a first boss and a second boss respectively sleeved in the first slot and the second slot. Like this, also can be through the cooperation of first boss and first draw-in groove, the spacing fixed reinforcement 32 of cooperation of second boss and second draw-in groove. The detachment and installation are similar to the above embodiments, and the reinforcement 32 is rotated to perform the detachment and installation, which is not described herein.

Referring to fig. 1-2, in some embodiments, the stiffener 32 includes a first mounting end 321 and a second mounting end 323 connected to each other, the first mounting end 321 is disposed between the upper cover 12 and the lower cover 14, and two opposite sides of the first mounting end 321 are respectively limit-fitted with the first limiting portion 141 and the second lower portion, so as to fix the first mounting end 321 of the stiffener 32 between the lower cover 14 and the front cover 16; the second mounting end 323 is suspended and faces the rolling brush mounting opening 17, and the bracket 34 is fixedly sleeved on the second mounting end 323. Equivalently, the first assembling end 321 of the reinforcement 32 is assembled between the upper cover 12 and the lower cover 14 in a limited manner, so as to realize the assembling connection of the reinforcement 32, and the second assembling end 323 of the reinforcement 32 is suspended to assemble the bracket 34 and the rolling brush assembly 50, so as to realize the supporting and assembling of the rolling brush assembly 50.

Referring to fig. 4, in some embodiments, the bracket 34 includes a cover plate 341 and a connecting sleeve 343, the connecting sleeve 343 is disposed through the second assembling end 323 and extends into the rolling brush installation opening 17, and the rolling brush assembly 50 is at least partially rotatably disposed in the connecting sleeve 343, so that the bracket 34 and the rolling brush assembly 50 are rotatably coupled by the connecting sleeve 343.

Further, the connecting sleeve 343 is provided with a first buckle 345, the cover plate 341 abuts against the outer surface 345 of the second assembling end 323 facing away from the rolling brush installing opening 17, and the first buckle 345 abuts against the inner surface of the second assembling end 323 facing towards the rolling brush installing opening 17 in a buckling manner, so that the bracket 34 is fixedly assembled at the enemy assembling end of the reinforcement 32 through the matching and connection of the cover plate 341 and the buckle. In the installation process, the connecting sleeve 343 penetrates through the second assembling end 323, and when the connecting sleeve 343 moves to a position where the cover plate 341 connected with the connecting sleeve 343 abuts against the outer surface of the second assembling end 323, the buckle on the connecting sleeve 343 is buckled and abutted against the inner surface of the second assembling end 323, and in the assembly process, the bracket 34 is only required to be pushed until the buckle abuts against the second assembling end 323, so that the assembly of the bracket 34 on the reinforcement 32 can be completed, and the assembly mode of the bracket 34 is simple.

In some embodiments, the rolling brush assembly 50 includes a roller 52, a rolling brush shaft 54, a bearing 56, and a bearing housing 58, wherein an axial end of the roller 52 is opened with an installation space 521, the rolling brush shaft 54 is disposed in the roller 52 in a rotation-stop manner and at least partially extends into the installation space 521, the bearing housing 58 is disposed at an end of the rolling brush extending into the installation space 521, and the bracket 34 of the bearing 56 is fixedly disposed outside the bearing 56 and is coupled to the connecting sleeve 343. The roller brush shaft 54 is sleeved on the roller 52 and at least partially extends into the installation space 521 of the roller 52, and the bearing 56 and the bearing sleeve 58 are sequentially sleeved on the roller brush shaft 54 from inside to outside in the installation space 521 to form the roller brush assembly 50. During installation, the connecting sleeve 343 passes through the second assembling end 323 of the reinforcement 32 and is fixedly coupled with the bearing housing 58, and the bearing housing 58 is fixedly connected to the connecting sleeve 343 of the bracket 34 to fix the bearing housing 58, so that the roller 52 can drive the inner ring of the bearing 56 to rotate relative to the outer ring of the bearing 56 together with the roller shaft 54, and the roller 52 is allowed to rotate relative to the fixed bearing housing 58 and the bracket 34.

Further, the connecting sleeve 343 at least partially extends into the installation space 521, and the bearing sleeve 58 is at least partially sleeved in the connecting sleeve 343 and is fixedly coupled with the connecting sleeve 343. On the reinforcing member 32 is assembled on the bracket 34, the connecting sleeve 343 in the bracket 34 passes through the second assembling end 323 of the reinforcing member 32 and extends into the installation space 521, and is sleeved outside the supporting sleeve and fixedly connected with the bearing sleeve 58 to fixedly connect the bearing sleeve 58 with the reinforcing member 32, so that the installation of the rolling brush assembly 50 and the reinforcing member 32 can be completed through one-time assembly, the installation is convenient and efficient, and the operation is convenient without the help of other installation works.

Specifically, a limiting hole 347 is formed in the connecting sleeve 343, a second buckle 581 is convexly arranged on the outer surface of the bearing sleeve 58, the second buckle 581 is arranged in the limiting hole 347 along the axial direction of the connecting sleeve 343 in a limiting manner, and the bearing sleeve 58 and the connecting sleeve 343 are fixedly connected by aligning the limiting hole 347 and the second buckle 581. When the bracket 34 is installed on the reinforcement 32, the first buckle 345 on the connecting sleeve 343 is buckled with the second assembling end 323 of the reinforcement 32, so that the connecting sleeve 343 is fixed on the reinforcement 32, and the second buckle 581 on the bearing sleeve 58 is sleeved in the limiting hole 347 on the connecting sleeve 343 in a limiting manner, so that the connecting sleeve 343 is fixedly connected with the bearing sleeve 58, and thus the bearing sleeve 58 is fixedly assembled on the bracket 34 to fix the outer ring of the bearing 56 in the bearing sleeve 58, allow the roller 52 and the roller brush shaft 54 to drive the inner ring of the bearing 56 to rotate, and allow the roller 52 to rotate relative to the bracket 34.

In some embodiments, the rolling brush assembly 50 further includes a buffer member 70, a mounting groove is formed on the outer surface of the bearing sleeve 58 along the axial direction thereof, and the buffer member 70 is sleeved in the mounting groove and elastically abuts against the inner wall of the connecting sleeve 343. Therefore, the bearing sleeve 58 is at least partially sleeved in the connecting sleeve 343, and the buffer member 70 elastically abuts between the bearing sleeve 58 and the connecting sleeve 343 to provide a buffer for the rolling brush assembly 50, so as to prevent the rolling brush structure from being influenced by too large rigid impact force when the uneven bottom surface is cleaned, so as to prolong the service life of the rolling brush assembly 50, and in particular to prolong the service life of the bearing 56.

In an embodiment of the present invention, a floor washing machine is further provided, which includes the floor brush mechanism 100. The floor brush mechanism 100 includes a housing assembly 10, a bracket assembly 30 and a rolling brush assembly 50, wherein the housing assembly 10 includes a lower cover 14, an upper cover 12 and a front cover 16, the upper cover 12 and the lower cover 14 are disposed opposite to each other and connected to each other, the front cover 16 and the upper cover 12 are butted to each other, and a rolling brush installation opening 17 is defined between the front cover 16 and the lower cover 14. The lower cover 14 has a first stopper 141, and the front cover 16 has a second stopper 161. The bracket assembly 30 includes a reinforcing member 32 and a bracket 34, the reinforcing member 32 is at least partially disposed between the lower cover 14 and the front cover 16, and one side of the reinforcing member 32 is assembled with the first limiting portion 141 along a direction axially intersecting with the roller brush assembly 50 in a limiting manner, and the other side of the reinforcing member 32 is assembled with the second limiting portion 161 along a direction axially intersecting with the roller brush assembly 50 in a limiting manner, which is equivalent to that the reinforcing member 32 is fixed between the lower cover 14 and the front cover 16 through the first limiting portion 141 and the second limiting portion 161 in a limiting manner, so as to fixedly assemble the reinforcing member 32 through the lower cover 14 and the front cover 16.

The bracket 34 is fixedly sleeved on the reinforcement 32 and extends into the rolling brush mounting opening 17, and the rolling brush assembly 50 is positioned in the rolling brush mounting opening 17 and rotatably sleeved on the bracket 34. So, assemble fixed bolster 34 through reinforcement 32, then assemble brush roll subassembly 50 on support 34, reinforcement 32 self intensity is stronger, can be with the thinner setting of wall thickness, and then make the distance between brush roll subassembly 50 and the reinforcement 32 surface less, can realize the purpose that scrubbing brush mechanism 100 prolongs limit and cleans. Moreover, the reinforcing member 32, the bracket 34 and the rolling brush assembly 50 are matched with each other, so that the rolling brush assembly 50 can be reliably assembled, the unstable connection mode of the rolling brush assembly 50 after assembly is prevented, and the rolling brush can be always stably rotated to reliably perform cleaning work.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (12)

1. A floor brush mechanism, comprising:

the shell assembly (10), the shell assembly (10) comprises a lower cover (14), an upper cover (12) and a front cover (16), the upper cover (12) and the lower cover (14) are oppositely arranged and are mutually connected, the front cover (16) is butted with the upper cover (12), and a rolling brush mounting opening (17) is defined between the front cover (16) and the lower cover (14);

the bracket assembly (30) comprises a reinforcing piece (32) and a bracket (34), the reinforcing piece (32) is at least partially arranged between the lower cover (14) and the front cover (16), and the bracket (34) is fixedly sleeved on the reinforcing piece (32) and extends into the rolling brush mounting opening (17);

the rolling brush assembly (50) is positioned in the rolling brush mounting opening (17) and is rotatably sleeved on the bracket (34);

wherein the lower cover (14) is provided with a first limiting part (141), and the front cover (16) is provided with a second limiting part (161); one side of the reinforcing piece (32) is in limited assembly with the first limiting part (141) along a first direction which is intersected with the axial direction of the rolling brush component (50), and the other side of the reinforcing piece (32) is in limited assembly with the second limiting part (161) along the first direction.

2. A floor brush mechanism according to claim 1, wherein the first position-limiting portion (141) is a first position-limiting protrusion formed by protruding one surface of the lower cover (14) facing the reinforcing member (32), the second position-limiting portion (161) is a second position-limiting protrusion formed by protruding one surface of the front cover (16) facing the reinforcing member (32), and the reinforcing member (32) is provided with a first position-limiting groove and a second position-limiting groove respectively sleeved with the first position-limiting protrusion and the second position-limiting protrusion.

3. A floor brush mechanism according to claim 1, wherein the first position-limiting portion (141) is a first engaging groove formed by recessing a surface of the lower cover (14) facing the reinforcing member (32), the second position-limiting portion (161) is a second engaging groove formed by recessing a surface of the front cover (16) facing the reinforcing member (32), and the reinforcing member (32) has a first protrusion and a second protrusion respectively engaged with the first engaging groove and the second engaging groove.

4. A floor brush mechanism according to any of claims 1-3, characterized in that the reinforcing member (32) comprises a first assembling end (321) and a second assembling end (323) connected with each other, the first assembling end (321) is arranged between the front cover (16) and the lower cover (14), two opposite sides of the first assembling end (321) are respectively in limit fit with the first limit portion (141) and the second limit portion (161), the second assembling end (323) is suspended and faces the roller brush mounting opening (17), and the bracket (34) is fixedly sleeved on the second assembling end (323).

5. A floor brush mechanism according to claim 4, characterized in that the holder (34) comprises a cover plate (341) and a connecting sleeve (343) connected to each other, the connecting sleeve (343) extending through the second assembling end (323) into the roller mounting opening (17), the roller brush assembly (50) being at least partially rotatably mounted in the connecting sleeve (343).

6. A floor brush mechanism according to claim 5, characterized in that the connecting sleeve (343) is provided with a snap-fit, the cover plate (341) abuts against the outer surface of the second assembling end (323) facing away from the roller brush mounting opening (17), and the snap-fit abuts against the inner surface of the second assembling end (323) facing towards the roller brush mounting opening (17).

7. A floor brush arrangement according to claim 5, characterized in that the roller brush assembly (50) comprises a roller (52), a roller brush shaft (54), a bearing (56) and a bearing housing (58);

the mounting space (521) is opened at the axial end of gyro wheel (52), the brush axle (54) stop revolve the cover and locate in gyro wheel (52) and at least part stretch into mounting space (521), bearing housing (58) are located brush axle (54) stretch into the tip of mounting space (521), bearing (56) support (34) fixed cover is located outside bearing (56) and with adapter sleeve (343) connect.

8. A floor brush mechanism according to claim 7, characterized in that the connecting sleeve (343) extends at least partially into the installation space (521), and the bearing sleeve (58) is at least partially sleeved in the connecting sleeve (343) and is coupled with the connecting sleeve (343).

9. The floor brush mechanism according to claim 8, characterized in that the connecting sleeve (343) is provided with a limiting hole (347), the outer surface of the bearing sleeve (58) is provided with a buckle in a protruding manner, and the buckle is sleeved in the limiting hole (347) along the axial direction of the connecting sleeve (343).

10. The floor brush mechanism according to claim 9, characterized in that the rolling brush assembly (50) further comprises a buffer member (70), an installation groove is formed on the outer surface of the bearing sleeve (58) along the circumferential direction of the bearing sleeve, and the buffer member (70) is sleeved in the installation groove and abutted against the bracket (34).

11. A floor brush mechanism according to any of claims 1-3, characterized in that the reinforcement member (32) is a sheet metal member; and/or

The support (34) is a sheet metal part.

12. A floor washing machine comprising a floor brush mechanism as claimed in any one of claims 1 to 11.

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