阅读说明：本技术 一种装配式墙面清灰打磨处理装置 (Assembled wall deashing processing apparatus that polishes ) 是由 何静姿 马航城 吴龙 楼银松 李稳稳 于 2021-09-22 设计创作，主要内容包括：本发明提供一种装配式墙面清灰打磨处理装置,属于墙面打磨技术领域。该装配式墙面清灰打磨处理装置包括外壳、驱动件、转动盘、吊起结构、第一支撑杆、墙面打磨件、清扫刷、收集件、推动结构。本发明中的推动结构推动吊起结构朝着远离转动盘的方向运动至第三预设位置,使得清洁刷抵接于墙面,在清洁刷向下运动时对墙面清扫,则清扫下的粉末下落至储液箱内,粉末溶入吸灰溶液内,推动结构拉动吊起结构朝着靠近转动盘的方向运动至第四预设位置,使得清洁刷和墙面分离,清洁刷向上运动,此时清洁刷不接触墙面,可以保证在清洁刷清扫出的粉末可以一直下落至储液箱内,提高清扫效果,同时可以避免粉末飘入外界环境中而污染环境。(The invention provides an assembled wall surface ash removal polishing treatment device, and belongs to the technical field of wall surface polishing. The assembly type wall surface ash removal polishing device comprises a shell, a driving piece, a rotating disc, a hoisting structure, a first supporting rod, a wall surface polishing piece, a cleaning brush, a collecting piece and a pushing structure. The pushing structure pushes the hoisting structure to move to a third preset position towards a direction far away from the rotating disc, so that the cleaning brush is abutted against the wall surface, the wall surface is cleaned when the cleaning brush moves downwards, the cleaned powder falls into the liquid storage tank and is dissolved into the ash absorption solution, the pushing structure pulls the hoisting structure to move to a fourth preset position towards a direction close to the rotating disc, so that the cleaning brush is separated from the wall surface, the cleaning brush moves upwards, the cleaning brush does not contact with the wall surface at the moment, the powder cleaned by the cleaning brush can be ensured to fall into the liquid storage tank all the time, the cleaning effect is improved, and meanwhile, the powder can be prevented from floating into the external environment to pollute the environment.)

1. The utility model provides an assembled wall deashing processing apparatus that polishes which characterized in that: the device comprises a shell (1), a driving piece (4), a rotating disc (51), a hoisting structure, a first supporting rod (52), a wall surface polishing piece (2) arranged on one side of the shell (1), a cleaning brush (3) arranged on one side of the shell (1), a collecting piece (8) arranged at the lower end of the shell (1) and a pushing structure capable of pushing a suspended ceiling structure to move along the first supporting rod (52), wherein the driving piece (4) respectively drives the wall surface polishing piece (2) and the rotating disc (51) to rotate, the first supporting rod (52) is eccentrically arranged on the rotating disc (51), one end of the hoisting structure is rotatably connected to the first supporting rod (52), the other end of the hoisting structure is connected to the cleaning brush (3), and the collecting piece (8) comprises a liquid storage tank (81) for absorbing ash solution; when the rotating disc (51) rotates, the first support rod (52) drives the hoisting structure to do linear reciprocating motion along the vertical direction, the pushing structure pushes the hoisting structure to move towards the direction far away from the rotating disc (51) in the process that the first support rod (52) moves from the first preset position to the second preset position, and the pushing structure pulls the hoisting structure to move towards the direction close to the rotating disc (51) in the process that the first support rod (52) moves from the second preset position to the first preset position.

2. The assembled wall surface ash removal polishing treatment device as claimed in claim 1, wherein: the top end of the liquid storage box (81) is detachably connected to the bottom of the shell (1), a vent (811) is arranged at one side end, away from the wall, of the liquid storage box (81), and the collecting piece (8) further comprises a first air guide pipe (82) at the vent (811), a filter screen (83) arranged at one end of the first air guide pipe (82) and an exhaust fan (84) connected to the other end of the first air guide pipe (82).

3. An assembled wall surface ash removal polishing treatment device as claimed in claim 1 or 2, characterized in that: the driving piece (4) comprises a first motor (44), a first stop plate (46), a first bearing (461), a second bearing (462), a third bearing (463), a first rotating shaft (45), a first gear (41), a second gear (42), a third gear (43), a second rotating shaft (47) and a third rotating shaft (48), wherein the top end of the first stop plate (46) is connected to the top of the inner side wall of the shell (1), and the bottom end of the first stop plate is connected to the bottom of the inner side wall of the shell (1), the first bearing (461) is arranged on the first stop plate (46), one end of the first rotating shaft (45) is connected to the first motor (44), the other end of the first rotating shaft is sleeved on the inner ring of the first bearing (461) and is connected to the middle part of the first gear (41), the second bearing (462) is arranged at one side end of the first stop plate (46) far away from the first motor (44), and the third bearing (463) is arranged at one side end of the first stop plate (46) far away from the first motor (44), one end of the second rotating shaft (47) is sleeved on the second bearing (462), the other end of the second rotating shaft is sleeved on the middle of one side end of the second gear (42) and is connected to the middle of one side end of the wall surface polishing piece (2), one end of the third rotating shaft (48) is sleeved on the third bearing (463), the other end of the third rotating shaft is sleeved on the middle of one side end of the third gear (43) and is connected to the middle of one side end of the rotating disc (51), and the second gear (42) and the third gear (43) are both meshed with the first gear (41).

4. An assembled wall surface ash removal polishing treatment device as claimed in claim 1 or 2, characterized in that: the lifting structure comprises a mounting block (72), a first sliding block (73), a first connecting rod (71) and a second sliding block (53), wherein the mounting block (72) is fixedly connected to the inner side wall of the shell (1), a sliding groove (721) is formed in the mounting block (72), the first sliding block (73) is slidably connected to the sliding groove (721), the thickness of the sliding groove (721) is larger than that of the first sliding block (73), a fixing groove is formed in the inner side of the second sliding block (53), the first supporting rod (52) is sleeved on the fixing groove, the top of the first connecting rod (71) is hinged to the second sliding block (53), the bottom of the first connecting rod is hinged to the top of the first sliding block (73), and the cleaning brush (3) is connected to one side end, far away from the mounting block (72), of the first sliding block (73).

5. The assembled wall surface ash removal polishing treatment device as claimed in claim 4, wherein: the hoisting structure further comprises a first spring (54) sleeved on the first supporting rod (52), one end of the first spring (54) is connected to the rotating disc (51), and the other end of the first spring is connected to the second sliding block (53).

6. The assembled wall surface ash removal polishing treatment device as claimed in claim 4, wherein: the pushing structure comprises a first magnet (56), a second magnet (57) and a third magnet (74), the third magnet (74) is arranged at one side end, close to the rotating disc (51), of a first connecting rod (71), the first magnet (56) and the second magnet (57) are symmetrically arranged relative to the connecting position of the first supporting rod (52) and the rotating disc (51) and the connecting line of the circle center of the rotating disc (51), one of the first magnet (56) and the second magnet (57) is repelled with the third magnet (74), and the other magnet is attracted with the third magnet (74).

7. The assembled wall surface ash removal polishing treatment device as claimed in claim 5, wherein: the first support rod (52) is provided with a first limiting block used for limiting the movement of the second sliding block (53) close to the rotating disc (51) and a second limiting block (55) used for limiting the movement of the second sliding block (53) away from the rotating disc (51), and the first limiting block is arranged on the inner side of the first spring (54).

8. The assembled wall surface ash removal polishing treatment device as claimed in claim 4, wherein: the lifting structure further comprises a second spring (75), one end of the second spring (75) is connected to one side end, far away from the mounting block (72), of the sliding block, the other end of the second spring is connected to the cleaning brush (3), the second spring (75) is in a compressed state in the process that the first supporting rod (52) moves from the first preset position to the second preset position, and the second spring (75) is in a natural extension state in the process that the first supporting rod (52) moves from the second preset position to the first preset position.

9. The assembled wall surface ash removal polishing treatment device as claimed in claim 8, wherein: first inserting groove (731) are arranged on the inner side of the first sliding block (73), the hoisting structure further comprises a first limiting rod (76) with one end connected to the cleaning brush (3) and the other end extending into the first inserting groove (731), and the second spring (75) is sleeved on the first limiting rod (76).

10. The assembled wall surface ash removal polishing treatment device as claimed in claim 3, wherein: the driving piece (4) further comprises a second stop plate (62) and a fourth bearing (61), the fourth bearing (61) is arranged at one side end, far away from the first stop plate (46), of the first gear (41), one side end of the second stop plate (62) is fixed to the fourth bearing (61), and the height of the top end of the second stop plate (62) is not lower than the height of the top end of the hoisting structure, and the height of the bottom end of the hoisting structure is not higher than the height of the bottom end of the hoisting structure.

Technical Field

The invention relates to the technical field of wall surface polishing, in particular to an assembly type wall surface ash removal polishing treatment device.

Background

Can produce powdered dust when polishing of traditional wall, the powder is fine and smooth to be glued on the wall easily, cleans the powder from the wall down through the dust cleaning piece, but does not handle the powder of whereabouts, and the powder scatters the easy polluted environment in the air.

Chinese patent CN112372409A, published japanese patent No. 2021-02-19 disclose an assembled wall surface ash-cleaning polishing treatment device, which comprises an assembled wall surface ash-cleaning support cylinder, a lifting ash-cleaning support rod, a support cylinder connecting piece, a stress concentration-preventing connecting rod, a pushing wall surface ash-cleaning driving device and an assembled wall surface ash-cleaning polishing integrated treatment device, wherein the assembled wall surface ash-cleaning polishing integrated treatment device comprises a polishing ash-cleaning integrated driving motor, a motor supporting piece, a polishing ash-cleaning integrated rotating shaft and the like. The invention belongs to the technical field of decoration, and particularly relates to an assembly type wall surface dust cleaning and polishing device which effectively solves the problem that dust is polished off and still adheres to a wall surface to cause secondary cleaning when the wall surface is polished during decoration in the current market. Above-mentioned patent wall face is polished when polishing piece is rotatory, the powder on the wall after polishing is cleared up when dust wiper is rotatory, first not handle the powder of whereabouts in the lump, the powder scatters easily polluted environment in the air, the second is because the dust wiper is rotatory, be not from last to the wall that cleans down, then clean the powder below when dust wiper moves to the upper end, clean the powder above when dust wiper moves to the lower extreme, then the powder on the wall easily moves to the center department of dust wiper motion, can't clear away the powder clean high-efficiently.

Disclosure of Invention

The invention aims to provide an assembled wall surface ash removal polishing treatment device aiming at the defects of the prior art.

The invention provides an assembled wall surface dust cleaning and polishing treatment device which comprises a shell, a driving piece, a rotating disc, a hoisting structure, a first supporting rod, a wall surface polishing piece arranged on one side of the shell, a cleaning brush arranged on one side of the shell, a collecting piece arranged at the lower end of the shell and a pushing structure capable of pushing a suspended ceiling structure to move along the first supporting rod, wherein the driving piece drives the wall surface polishing piece and the rotating disc to rotate respectively; when the rotating disc rotates, the first support rod drives the hoisting structure to do linear reciprocating motion along the vertical direction, the pushing structure pushes the hoisting structure to move towards the direction far away from the rotating disc in the process that the first support rod moves from the first preset position to the second preset position, and the pushing structure pulls the hoisting structure to move towards the direction close to the rotating disc in the process that the first support rod moves from the second preset position to the first preset position.

Furthermore, the top end of the liquid storage tank is detachably connected to the bottom of the shell, a vent is arranged at one side end, away from the wall, of the liquid storage tank, and the collecting piece further comprises a first air guide pipe at the vent, a filter screen arranged at one end of the first air guide pipe and an exhaust fan connected to the other end of the first air guide pipe.

Further, the driving member comprises a first motor, a first stop plate, a first bearing, a second bearing, a third bearing, a first rotating shaft, a first gear, a second gear, a third gear, a second rotating shaft and a third rotating shaft, the top end of the first stop plate is connected to the top of the inner side wall of the shell, and the bottom end of the first stop plate is connected to the bottom of the inner side wall of the shell, the first bearing is arranged on the first stop plate, one end of the first rotating shaft is connected to the first motor, the other end of the first rotating shaft is sleeved on the inner ring of the first bearing and connected to the middle of the first gear, the second bearing is arranged at one side end of the first stop plate far away from the first motor, the third bearing is arranged at one side end of the first stop plate far away from the first motor, one end of the second rotating shaft is sleeved on the second bearing, and the other end of the second rotating shaft is sleeved on the middle of the first side end of the second gear and connected to the first side end of the wall surface polishing member, one end of the third rotating shaft is sleeved on the third bearing, The other end is sleeved in the middle of one side end of the third gear and connected to the middle of one side end of the rotating disc, and the second gear and the third gear are both meshed with the first gear.

Furthermore, the hoisting structure comprises an installation block, a first sliding block, a first connecting rod and a second sliding block, the installation block is fixedly connected to the inner side wall of the shell, a sliding groove is formed in the installation block, the first sliding block is slidably connected to the sliding groove, the thickness of the sliding groove is larger than that of the first sliding block, a fixing groove is formed in the inner side of the second sliding block, the first supporting rod is sleeved on the fixing groove, the top of the first connecting rod is hinged to the second sliding block, the bottom of the first connecting rod is hinged to the top of the first sliding block, and the cleaning brush is connected to one side end, far away from the installation block, of the first sliding block.

Furthermore, the hoisting structure further comprises a first spring sleeved on the first support rod, one end of the first spring is connected to the rotating disc, and the other end of the first spring is connected to the second sliding block.

Furthermore, the pushing structure comprises a first magnet, a second magnet and a third magnet, the third magnet is arranged at one side end, close to the rotating disc, of the first connecting rod, the first magnet and the second magnet are symmetrically arranged on a connecting line of the connecting position of the first supporting rod and the rotating disc and the circle center of the rotating disc, one of the first magnet and the second magnet is repelled with the third magnet, and the other magnet is attracted with the third magnet.

Furthermore, the first support rod is provided with a first limiting block for limiting the movement of the second sliding block close to the rotating disc and a second limiting block for limiting the movement of the second sliding block away from the rotating disc, and the first limiting block is arranged on the inner side of the first spring.

Furthermore, the hoisting structure further comprises a second spring, one end of the second spring is connected to one side end, far away from the mounting block, of the sliding block, the other end of the second spring is connected to the cleaning brush, the second spring is in a compressed state in the process that the first supporting rod moves from the first preset position to the second preset position, and the second spring is in a natural extension state in the process that the first supporting rod moves from the second preset position to the first preset position.

Further, first inserting groove is arranged on the inner side of the first sliding block, the hoisting structure further comprises a first limiting rod, one end of the first limiting rod is connected to the cleaning brush, the other end of the first limiting rod extends into the first inserting groove, and the second spring is sleeved on the first limiting rod.

Further, the driving piece further comprises a second stop plate and a fourth bearing, the fourth bearing is arranged at one side end, far away from the first stop plate, of the first gear, one side end of the second stop plate is fixed on the fourth bearing, and the height of the top end of the second stop plate is not lower than the height of the top end of the hoisting structure, and the height of the bottom end of the second stop plate is not higher than the height of the bottom end of the hoisting structure.

The assembled wall surface ash removal polishing treatment device has the following beneficial effects:

the driving piece drives the wall surface polishing piece and the rotating disc to rotate respectively, the wall surface polishing piece polishes a first position of a wall surface, and the rotating disc drives the first supporting rod to rotate, so that the hoisting structure is pulled to do linear reciprocating motion in the vertical direction; the first preset position is located above the second preset position, the pushing structure pushes the hoisting structure to move towards the direction far away from the rotating disc in the process that the first supporting rod moves from the first preset position to the second preset position, when the first supporting rod moves to the first preset position, the pushing structure pushes the hoisting structure to move towards the direction far away from the rotating disc to the third preset position, so that the cleaning brush is abutted against the wall surface, when the first supporting rod continues to move towards the second preset position from the first preset position, the distance between the hoisting structure and the rotating disc is kept unchanged, the cleaning brush is always abutted against the wall surface, the cleaning brush can clean the wall surface, when the first supporting rod moves from the first preset position to the second preset position, the hoisting structure is driven to move downwards, the cleaning brush moves downwards, when the cleaning brush cleans the wall surface, and cleaned powder falls into the liquid storage tank, dissolving the powder into the ash absorption solution; when the first support rod moves from the second preset position to the first preset position, the hoisting structure is pulled to move towards the direction close to the rotating disc, when the first support rod moves to the second preset position, the pushing structure pulls the hoisting structure to move towards the direction close to the rotating disc to the fourth preset position, so that the cleaning brush is separated from the wall surface, the first support rod continues to move towards the first preset position from the second preset position, the distance between the hoisting structure and the rotating disc is kept unchanged, the distance between the cleaning brush and the wall surface is kept unchanged, the hoisting structure is driven to move upwards when the first support plate moves from the first preset position to the second preset position, the cleaning brush moves upwards, the cleaning brush does not contact with the wall surface at the moment, the cleaning brush is prevented from upwards cleaning the powder, and the powder cleaned by the cleaning brush can be ensured to always fall into the liquid storage tank, the cleaning effect is improved, and meanwhile, the powder can be prevented from floating into the external environment to pollute the environment.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

FIG. 1 is a schematic structural view of an assembled wall surface ash removal polishing device according to an embodiment of the present invention, in which a cleaning brush and a wall surface polishing member are both disposed on one side of a housing when a collecting member is not disposed on the housing;

FIG. 2 is a schematic structural view of a second gear and a third gear of the assembled wall ash removal polishing device according to the embodiment of the invention, both of which are meshed with a first gear;

FIG. 3 is a top view of the assembled wall ash removal polishing device with the driving member driving the wall polishing member and the rotating disc, respectively;

FIG. 4 is a side view of the assembled wall ash removing and polishing device according to the embodiment of the present invention, wherein the top of the first connecting rod is hinged to the second sliding block, and the bottom of the first connecting rod is hinged to the top of the first sliding block;

fig. 5 is a side view of the assembled wall ash-removing polishing device according to the embodiment of the present invention, in which the first support rod is sleeved on the fixing groove inside the second slider, one end of the first spring is connected to the rotating disc, the other end of the first spring is connected to the second slider, and the third magnet is disposed on the first connecting rod and located near one side end of the rotating disc;

FIG. 6 is a side view of an assembled wall ash removal sanding device with a first magnet and a second magnet disposed on one side of a rotating disk in accordance with an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a first limiting rod with one end connected to a cleaning brush, the other end extending into a first insertion groove, and a second spring sleeved on the first limiting rod when a mounting block and a first sliding block in the assembly-type wall ash removal polishing device according to the embodiment of the invention are viewed;

fig. 8 is a schematic structural diagram of a collecting member of an assembled wall ash removal polishing device according to an embodiment of the present invention, which is disposed at a lower end of a housing.

In the figure: 1-housing, 2-wall-surface grinding element, 3-cleaning brush, 4-drive element, 41-first gear, 42-second gear, 43-third gear, 44-first motor, 45-first rotating shaft, 46-first stop plate, 461-first bearing, 462-second bearing, 463-third bearing, 47-second rotating shaft, 48-third rotating shaft, 51-rotating disk, 52-first support rod, 53-second slide block, 54-first spring, 55-second stop block, 56-first magnet, 57-second magnet, 61-fourth bearing, 62-second stop plate, 71-first connecting rod, 72-mounting block, 721-sliding groove, 73-first slide block, 731-first insertion groove, 74-a third magnet, 75-a second spring, 76-a first limiting rod, 8-a collecting piece, 81-a liquid storage box, 811-a ventilation opening, 82-a first air guide pipe, 83-a filter screen and 84-an exhaust fan.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

Please refer to fig. 1 to 8. The assembled wall surface dust cleaning and polishing treatment device comprises a shell 1, a driving piece 4, a rotating disc 51, a hoisting structure, a first supporting rod 52, a wall surface polishing piece 2 arranged on one side of the shell 1, a cleaning brush 3 arranged on one side of the shell 1, a collecting piece 8 arranged on the lower end of the shell 1 and a pushing structure capable of pushing the ceiling structure to move along the first supporting rod 52, wherein the driving piece 4 respectively drives the wall surface polishing piece 2 and the rotating disc 51 to rotate, the first supporting rod 52 is eccentrically arranged on the rotating disc 51, one end of the hoisting structure is rotatably connected to the first supporting rod 52, the other end of the hoisting structure is connected to the cleaning brush 3, and the collecting piece 8 comprises a liquid storage box 81 for storing dust absorption solution; when the rotating disc 51 rotates, the first support rod 52 drives the hoisting structure to do linear reciprocating motion along the vertical direction, the pushing structure pushes the hoisting structure to move towards the direction far away from the rotating disc 51 in the process that the first support rod 52 moves from the first preset position to the second preset position, and the pushing structure pulls the hoisting structure to move towards the direction close to the rotating disc 51 in the process that the first support rod 52 moves from the second preset position to the first preset position.

The driving piece 4 respectively drives the wall surface polishing piece 2 and the rotating disc 51 to rotate, the wall surface polishing piece 2 polishes a first position of a wall surface, and the rotating disc 51 drives the first supporting rod 52 to rotate, so that the hoisting structure is pulled to do linear reciprocating motion in the vertical direction; the first preset position is located above the second preset position, the pushing structure pushes the hanging structure to move towards the direction away from the rotating disc 51 in the process that the first support rod 52 moves from the first preset position to the second preset position, when the first support rod 52 moves to the first preset position, the pushing structure pushes the hanging structure to move towards the direction away from the rotating disc 51 to the third preset position, so that the cleaning brush 3 is abutted against the wall surface, when the first support rod 52 continues to move towards the second preset position from the first preset position, the distance between the hanging structure and the rotating disc 51 is kept unchanged, the cleaning brush 3 is always abutted against the wall surface, the cleaning brush 3 can clean the wall surface, when the first support rod 52 moves from the first preset position to the second preset position, the hanging structure is driven to move downwards, the cleaning brush 3 moves downwards, when the cleaning brush 3 moves downwards, the cleaned powder falls into the liquid storage tank 81 and the powder is dissolved into the ash absorption solution; when the first support rod 52 moves from the second preset position to the first preset position, the hoisting structure is pulled to move towards the direction close to the rotating disc 51, when the first support rod 52 moves to the second preset position, the pushing structure pulls the hoisting structure to move towards the direction close to the rotating disc 51 to the fourth preset position, so that the cleaning brush 3 is separated from the wall surface, when the first support rod 52 continues to move from the second preset position to the first preset position, the distance between the hoisting structure and the rotating disc 51 is kept unchanged, the distance between the cleaning brush 3 and the wall surface is kept unchanged, when the first support rod moves from the first preset position to the second preset position, the hoisting structure is driven to move upwards, the cleaning brush 3 moves upwards, at the moment, the cleaning brush 3 does not contact with the wall surface, the cleaning brush 3 is prevented from cleaning the powder upwards, and the powder cleaned by the cleaning brush 3 can be ensured to fall into the liquid storage tank 81 all the time, the cleaning effect is improved, and meanwhile, the powder can be prevented from floating into the external environment to pollute the environment.

The driving member 4 and the rotating disk 51 are both disposed inside the housing 1. One end of the hoisting structure extends out of the outer shell 1, one side end of the wall surface polishing piece 2 extends out of the outer shell 1, one end of the first supporting rod 52 extends out of the outer shell 1, and the cleaning brush 3 is arranged outside the outer shell 1.

The wall surface polishing piece 2 can adopt Chinese patent CN112372409A and the wall surface polishing piece 2 recorded in an assembly type wall surface ash cleaning polishing treatment device.

The top end of the liquid storage tank 81 is detachably connected to the bottom of the housing 1, a vent 811 is arranged at one side end of the liquid storage tank 81 far away from the wall, and the collecting member 8 further comprises a first air guide pipe 82 at the vent 811, a filter screen 83 arranged at one end of the first air guide pipe 82, and an exhaust fan 84 connected to the other end of the first air guide pipe 82. The ash absorption solution can be water. The top end of the liquid storage tank 81 is detachably connected to the bottom of the shell 1, so that the liquid storage tank 81 can be conveniently detached from the shell 1 and replaced by dust suction solution. The air extractor 84 extracts air in the liquid storage tank 81 through the first air guiding pipe 82, so that the powder falling into the liquid storage tank 81 is accelerated, and when part of the powder enters the first air guiding pipe 82 along with the air, the powder can be filtered by the filter screen 83, and the powder is prevented from being discharged into the external environment.

The driving member 4 may include a first motor 44, a first stop plate 46, a first bearing 461, a second bearing 462, a third bearing 463, a first rotating shaft 45, a first gear 41, a second gear 42, a third gear 43, a second rotating shaft 47, and a third rotating shaft 48, wherein the top end of the first stop plate 46 is connected to the top of the inner side wall of the housing 1, and the bottom end is connected to the bottom of the inner side wall of the housing 1, the first bearing 461 is disposed on the first stop plate 46, one end of the first rotating shaft 45 is connected to the first motor 44, and the other end is sleeved on the inner ring of the first bearing 461 and connected to the middle of the first gear 41, the second bearing 462 is disposed on one side end of the first stop plate 46 far from the first motor 44, the third bearing 463 is disposed on one side end of the first stop plate 46 far from the first motor 44, one end of the second rotating shaft 47 is sleeved on the second bearing 462, and the other end is sleeved on the middle of one side end of the second gear 42 and connected to the middle of one side end of the wall polishing member 2, one end of the third rotating shaft 48 is sleeved on the third bearing 463, the other end is sleeved on the middle of one side end of the third gear 43 and is connected to the middle of one side end of the rotating disc 51, and the second gear 42 and the third gear 43 are both meshed with the first gear 41. The first motor 44 drives the first rotating shaft 45 to drive the first gear 41, and further drives the second gear 42 and the third gear 43 to rotate, so as to drive the wall polishing member 2 and the rotating disc 51, respectively, and the operation is simple and convenient.

The lifting structure can include a mounting block 72, a first slider 73, a first connecting rod 71 and a second slider 53, the mounting block 72 is fixedly connected to the inner side wall of the shell 1, a sliding groove 721 is formed in the mounting block 72, the first slider 73 is slidably connected to the sliding groove 721, the thickness of the sliding groove 721 is larger than that of the first slider 73, a fixing groove is formed in the inner side of the second slider 53, the first supporting rod 52 is sleeved on the fixing groove, the top of the first connecting rod 71 is hinged to the second slider 53, the bottom of the first connecting rod is hinged to the top of the first slider 73, and the cleaning brush 3 is connected to one side end of the first slider 73, which is far away from the mounting block 72. The thickness of the sliding slot 721 is greater than that of the first sliding block 73, the first supporting rod 52 is sleeved on the fixing slot on the inner side of the second sliding block 53, when the pushing structure pushes the hoisting structure to move towards the direction away from the rotating disc 51, the second sliding block 53 moves towards the direction away from the rotating disc 51 along the axis of the first supporting rod 52, and the first sliding block 73 moves towards the direction away from one side end of the sliding slot 721, so that the cleaning brush 3 moves towards the direction close to the wall surface to abut against the wall surface; when the pushing structure pulls the hanging structure to move towards the direction approaching the rotating disc 51, the second slider 53 moves towards the direction approaching the rotating disc 51 along the axis of the first supporting rod 52, and the first slider 73 moves towards the direction approaching one side end of the sliding chute 721, so that the cleaning brush 3 moves towards the direction away from the wall surface, and the cleaning brush 3 is separated from the wall surface.

The hoisting structure may further include a first spring 54 sleeved on the first support rod 52, one end of the first spring 54 is connected to the rotating disc 51, and the other end is connected to the second slider 53. The first spring 54 may limit the movement of the second slider 53 along the axis of the first support rod 52.

The pushing structure may include a first magnet 56, a second magnet 57, and a third magnet 74, the third magnet 74 is disposed at one side end of the first connecting rod 71 near the rotating disc 51, the first magnet 56 and the second magnet 57 are symmetrically disposed about a connecting point of the first supporting rod 52 and the rotating disc 51 and a line connecting centers of the rotating disc 51, one of the first magnet 56 and the second magnet 57 and the third magnet 74 repel each other, and the other one and the third magnet 74 attract each other. When the first support rod 52 rotates to the top of the rotating disc 51, that is, the first support rod 52 is located at the first predetermined position, the first magnet 56 can repel the third magnet 74, the second magnet 57 can attract the third magnet 74, the first magnet 56 is located at the right side of the first support rod 52, and the second magnet 57 is located at the left side of the first support rod 52. When the rotating disc 51 rotates clockwise, the first magnet 56 and the third magnet 74 repel each other when the first support rod 52 rotates to the first preset position, so that the second slider 53 is pushed to move along the axis of the first support rod 52 in the direction away from the rotating disc 51, the first slider 73 moves in the direction away from one side end of the sliding slot 721, the cleaning brush 3 moves in the direction close to the wall surface to abut against the wall surface, the repulsive force between the first magnet 56 and the third magnet 74 remains unchanged, the position of the second slider 53 on the first support rod 52 remains unchanged during the process that the first support rod 52 moves from the first preset position to the second preset position, the position of the first slider 73 in the sliding slot 721 remains unchanged, and the cleaning brush 3 abuts against the wall surface all the time; when the first supporting rod 52 rotates to the second preset position, the second magnet 57 and the first magnet 56 are attracted, so that the second slider 53 is pulled to move along the axis of the first supporting rod 52 toward the direction close to the rotating disc 51, and the first slider 73 moves toward the direction close to one side end of the sliding chute 721, so that the cleaning brush 3 moves away from the wall surface, and the cleaning brush 3 is separated from the wall surface. The first magnet 56 and the second magnet 57 may be two regions of a one-piece circular magnet formed by radial magnetization, the first magnet 56 is an S-pole region, the second magnet 57 is an N-pole region, the third magnet 74 is a bar magnet, and one end of the third magnet 74 close to the rotating disk 51 is an S-pole. The first magnet 56 and the second magnet 57 may be semi-cylindrical magnets, and one end of the first magnet 56 remote from the rotating disk 51 is an S-pole, one end close to the rotating disk 51 is an N-pole, one end of the second magnet 57 remote from the rotating disk 51 is an N-pole, one end close to the rotating disk 51 is an S-pole, the third magnet 74 is a cylindrical magnet, and one end of the third magnet 74 close to the rotating disk 51 is an S-pole. The novel bearing support structure further comprises a first fixing rod and a fifth bearing, wherein the outer ring of the fifth bearing is fixed in the middle of one side end, close to the first connecting rod 71, of the rotating disc 51, one end of the first fixing rod is sleeved on the fifth bearing, the first magnet 56 and the second magnet 57 are fixedly connected to the other end of the first fixing rod, the first magnet 56 and the second magnet 57 are located on the inner side of a plane formed by rotation of the first supporting rod 52, the first magnet 56 and the second magnet 57 are coplanar, the areas of the first magnet 56 and the second magnet 57 are equal, and the plane where the first magnet 56 and the second magnet 57 are located is parallel to the rotating disc 51.

The first support rod 52 may be provided with a first limiting block for limiting the movement of the second slider 53 in a direction close to the rotating disc 51, and a second limiting block 55 for limiting the movement of the second slider 53 in a direction away from the rotating disc 51, and the first limiting block is disposed inside the first spring 54. Therefore, the second sliding block 53 can be limited by moving left and right along the axial direction of the first supporting rod 52, the first sliding block 73 can be limited by moving in the sliding groove 721, and the cleaning brush 3 can be limited by moving close to the wall surface or moving away from the wall surface.

The lifting structure may further comprise a second spring 75, one end of the second spring 75 is connected to a side end of the slider away from the mounting block 72, the other end of the second spring 75 is connected to the cleaning brush 3, the second spring 75 is in a compressed state during the movement of the first support bar 52 from the first preset position to the second preset position, and the second spring 75 is in a natural extended state during the movement of the first support bar 52 from the second preset position to the first preset position. In the process that the first supporting rod 52 moves from the first preset position to the second preset position, the second sliding block 53 makes a release single movement in the sliding slot 721 away from one side end of the sliding slot 721, so that the cleaning brush 3 abuts against the wall surface, and the second spring 75 can prevent the second sliding block 53 from directly extruding the cleaning brush 3 to damage the cleaning brush 3; in the process that the first supporting rod 52 moves from the second preset position to the first preset position, the second sliding block 53 moves in the sliding slot 721 in the direction close to one side end of the sliding slot 721, so as to pull the cleaning brush 3 away from the wall surface, at this time, the second spring 75 extends to be in a natural extension state, the cleaning brush 3 shakes in the process that the second spring 75 extends, and therefore, the powder stained on the cleaning brush 3 can be shaken off.

The inner side of the first sliding block 73 may be provided with a first inserting groove 731, the lifting structure further includes a first limiting rod 76 having one end connected to the cleaning brush 3 and the other end extending into the first inserting groove 731, and the second spring 75 is sleeved on the first limiting rod 76. The first limiting rod 76 can limit the second spring 75, and prevent the second spring 75 from being inclined.

The driving member 4 may further include a second stopping plate 62 and a fourth bearing 61, the fourth bearing 61 is disposed at a side end of the first gear 41 far from the first stopping plate 46, a side end of the second stopping plate 62 is fixed to the fourth bearing 61, a top end of the second stopping plate 62 is not lower than a top end of the hoisting structure, and a bottom end of the second stopping plate 62 is not higher than a bottom end of the hoisting structure. Like this at the wall body piece of polishing to wall first position polish, cleaning brush 3 cleans wall second position, and second backstop board 62 can prevent that the powder of wall first position from getting into the wall second position, also can prevent that the powder of wall second position from getting into the wall first position, avoids causing the mutual contamination of two positions of wall and causes to polish and clear effect all relatively poor.

The above-described aspects may be implemented individually or in various combinations, and such variations are within the scope of the present invention.

It should be noted that, in the description of the present application, it should be noted that the terms "upper end", "lower end" and "bottom end" indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which the product of the application is usually placed in when the product of the application is used, and are only for convenience of describing the present application and simplifying the description, but do not indicate or imply that the device referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present application. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.