CN113616125B - Dust absorption formula wall cleaning device for housing construction - Google Patents
Dust absorption formula wall cleaning device for housing construction Download PDFInfo
- Publication number
- CN113616125B CN113616125B CN202110929064.XA CN202110929064A CN113616125B CN 113616125 B CN113616125 B CN 113616125B CN 202110929064 A CN202110929064 A CN 202110929064A CN 113616125 B CN113616125 B CN 113616125B
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- block
- wall surface
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- 238000004140 cleaning Methods 0.000 title claims abstract description 45
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 14
- 238000010276 construction Methods 0.000 title claims abstract description 9
- 239000000428 dust Substances 0.000 title claims description 41
- 230000000694 effects Effects 0.000 claims abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000004568 cement Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/38—Machines, specially adapted for cleaning walls, ceilings, roofs, or the like
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4063—Driving means; Transmission means therefor
- A47L11/4069—Driving or transmission means for the cleaning tools
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4094—Accessories to be used in combination with conventional vacuum-cleaning devices
Landscapes
- Cleaning In General (AREA)
Abstract
The invention provides a dust-absorption type wall surface cleaning device for a house building, which comprises a shell, wherein a cavity is formed in the shell, and the shell is used for bearing the wall surface cleaning device; the stand sets up in the upper surface of shell, is provided with the brush board on the stand, and the brush board is used for cleaning the wall. The invention has the beneficial effects that the problems that the existing wall surface cleaning device for the house building is poor in dustproof effect, affects the working environment of construction, is not beneficial to the health of workers, and is inconvenient to collect and treat garbage, the workload of the workers is increased, and the service cycle of the device is prolonged are effectively solved.
Description
Technical Field
The invention belongs to the technical field of house construction, and particularly relates to a dust absorption type wall surface cleaning device for house construction.
Background
After the construction is finished, in a newly-built house, more dust, serious cement blocks and the like exist on the wall surface, so that the wall surface needs to be cleaned. The patent with publication number CN110477823A discloses a wall surface cleaning machine, and it comprises two functional device of intelligent control car and cleaning module, is connected through power cord and control cable between intelligent control car and the cleaning module, and through the cable, the intelligent control car is from resources such as taking electric power, air supply, water source, provides electric power for cleaning the module to instruct cleaning the module and accomplish the work of cleaning in certain extent. But its disadvantages are also quite evident: the dustproof effect is poor, the working environment of construction is influenced, and the body health of workers is not facilitated; and the existing wall surface cleaning device for the house building has the problems of inconvenient collection and garbage disposal, the workload of workers is increased, and when the garbage disposal period is longer, the next use of the device can be influenced, and the service cycle of the device is prolonged.
Aiming at the problems, the invention designs the dust absorption type wall surface cleaning device for the house building, which is improved on the basis of the existing wall surface cleaning device for the house building, has better dust prevention effect, optimizes the working environment, is more convenient for collecting and treating garbage, and shortens the service cycle of the device.
Disclosure of Invention
The invention provides a dust-absorption type wall surface cleaning device for house buildings, which effectively solves the problems that the existing wall surface cleaning device for house buildings, which is proposed in the background art and currently needed to be solved, is poor in dust-proof effect, influences the working environment of construction, is not beneficial to the health of workers, is inconvenient to collect and treat garbage, increases the workload of the workers and prolongs the service life of the device.
In order to solve the technical problems, the invention adopts the following technical scheme: a dust absorption formula wall cleaning device for house building includes:
the shell is internally provided with a cavity and is used for bearing the wall surface cleaning device;
the stand, the stand set up in the upper surface of shell, be provided with the brush board on the stand, the brush board is used for cleaning the wall.
Further, the method also comprises the following steps:
the dustproof plate is arranged in the cavity of the shell, the outer wall of the dustproof plate is attached to the inner wall of the shell, and the dustproof plate is used for preventing dust generated by cleaning from entering the cavity of the shell;
the supporting plate is horizontally arranged in the cavity of the shell, and the upper surface of the supporting plate is provided with a collecting box used for collecting the swept garbage;
the movable plate is horizontally arranged in the cavity of the shell, the upper surface of the movable plate is attached to the lower surface of the supporting plate, and the movable plate can be extruded by the supporting plate to slide.
Further, still include:
the sliding block is arranged below the movable plate, the upper surface of the sliding block is in contact with the lower surface of the movable plate, a sliding groove is horizontally formed in the inner wall of the shell, and the sliding block can slide in the sliding groove to drive the movable plate to slide.
Furthermore, a clamping groove is formed in the surface of the dust guard, a clamping block is arranged in the clamping groove, the clamping groove is matched with the clamping block in size, and the clamping block is used for controlling the dust guard to move and fix.
Further, the fixture block upper surface is provided with the rubber block, the side of rubber block is provided with first spring, first spring is used for controlling the elasticity of rubber block resets.
Furthermore, second springs are arranged on two sides of the supporting plate and used for controlling the elastic reset of the supporting plate;
the inside of collecting box is provided with electric fan, electric fan is used for playing the dust absorption effect, electric fan inside is provided with micro motor for provide power.
Further, a motor is arranged on the side face of the upright post, and a bevel gear is arranged on the surface of the motor.
Further, a threaded rod is movably mounted inside the stand column, the lower portion of the threaded rod is provided with the bevel gear, a movable block is arranged on the surface of the threaded rod, the surface of the movable block is attached to the back face of the brush plate, the side face of the movable block is attached to the inside of the stand column, when the motor is started, the threaded rod is driven to rotate through the corresponding bevel gear, and the threaded rod drives the movable block to ascend or descend.
Furthermore, the two sides of the brush plate are provided with protruding blocks, when the movable block ascends or descends, the movable block drives the brush plate to ascend or descend, and the brush plate drives the dust guard to ascend or descend through the protruding blocks.
Furthermore, the surface of the dust guard is provided with grooves, and the dust guard is distributed in a central symmetry mode relative to the shell.
The dust-absorption type wall surface cleaning device for the house building is improved on the basis of the existing wall surface cleaning device for the house building, the device is good in dust-proof effect, working environment is optimized, garbage collection and treatment are more convenient, and the service cycle of the device is shortened.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a dust-suction type wall surface cleaning device for a house building according to an embodiment of the present invention;
FIG. 2 is a schematic view of a post and threaded rod connection according to one embodiment of the present invention;
FIG. 3 is a schematic side sectional view of a portion of a column according to an embodiment of the present invention;
FIG. 4 is a schematic view of a connection structure of the moving plate and the slider according to an embodiment of the present invention;
FIG. 5 is a rear view of the housing according to one embodiment of the present invention;
FIG. 6 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 7 is an enlarged schematic view of the structure at B in FIG. 1;
FIG. 8 is a schematic view of a connection structure of a movable block and a brush plate according to an embodiment of the present invention;
in the figure:
1-shell 2-upright 3-motor 4-bevel gear 5-threaded rod 6-movable block 7-brush plate 8-fixture block 9-rubber block 10-first spring 11-dust guard 12-projection 13-clamping groove 14-groove 15-second spring 16-supporting plate 17-collection box 18-electric fan 19-movable plate 20-sliding block 21-sliding groove 22-door plate 23-universal wheel
Detailed Description
The invention is further illustrated by the following examples and figures.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Referring to fig. 1 to 8, an embodiment of the present invention provides a dust-absorbing wall cleaning apparatus for a building construction, including:
the wall cleaning device comprises a shell 1, wherein a cavity is formed in the shell 1, and the shell 1 is used for bearing the wall cleaning device;
preferably, the lower surface of the housing 1 is provided with universal wheels 23, and the universal wheels 23 are used for enabling the device to freely move in various directions and angles.
Specifically, a door panel 22 is movably disposed at the rear side of the housing 1.
Stand 2, stand 2 set up in the upper surface of shell 1, are provided with brush board 7 on stand 2, and brush board 7 is used for cleaning the wall.
Specifically, the method further comprises the following steps:
the dustproof plate 11 is arranged in the cavity of the shell 1, the outer wall of the dustproof plate 11 is attached to the inner wall of the shell 1, and the dustproof plate 11 is used for preventing dust generated by cleaning from entering the cavity of the shell 1;
the supporting plate 16 is horizontally arranged in the cavity of the shell 1, the upper surface of the supporting plate 16 is provided with a collecting box 17, and the collecting box 17 is used for collecting the swept garbage;
and the moving plate 19 is horizontally arranged in the cavity of the shell 1, the upper surface of the moving plate 19 is attached to the lower surface of the supporting plate 16, and the moving plate 19 can be extruded by the supporting plate 16 to slide.
Specifically, the method further comprises the following steps:
the sliding block 20 is arranged below the moving plate 19, the upper surface of the sliding block 20 is in contact with the lower surface of the moving plate 19, the sliding groove 21 is horizontally arranged on the inner wall of the shell 1, and the sliding block 20 can slide in the sliding groove 21 to drive the moving plate 19 to slide.
Specifically, a clamping groove 13 is formed in the surface of the dust guard 11, a clamping block 8 is arranged in the clamping groove 13, the clamping groove 13 is matched with the clamping block 8 in size, and the clamping block 8 is used for controlling the dust guard 11 to move and fix.
Specifically, the upper surface of the fixture block 8 is provided with a rubber block 9, the side surface of the rubber block 9 is provided with a first spring 10, and the first spring 10 is used for controlling the elastic reset of the rubber block 9.
Specifically, the second springs 15 are arranged on two sides of the supporting plate 16, and the second springs 15 are used for controlling the elastic reset of the supporting plate 16;
the collection box 17 is provided with an electric fan 18 inside, the electric fan 18 is used for dust collection, and the electric fan 18 is provided with a micro motor (not shown) inside for power supply.
Specifically, the side of the upright column 2 is provided with a motor 3, and the surface of the motor 3 is provided with a bevel gear 4.
Specifically, 2 inside movable mounting of stand has threaded rod 5, and 5 lower parts of threaded rod are provided with bevel gear 4, and 5 surfaces of threaded rod are provided with movable block 6, and the surface of movable block 6 and the back laminating of brush board 7, the side of movable block 6 and the inside laminating of stand 2, when motor 3 starts, drive threaded rod 5 rotatory through the bevel gear 4 that corresponds, and threaded rod 5 drives movable block 6 and rises or descend.
Specifically, the two sides of the brush plate 7 are provided with the protrusions 12, when the movable block 6 ascends or descends, the brush plate 7 is driven to ascend or descend, and the brush plate 7 drives the dust guard 11 to ascend or descend through the protrusions 12.
Specifically, the surface of the dust-proof plate 11 is provided with a groove 14, and the dust-proof plate 11 is distributed in a central symmetry manner about the housing 1. In particular, the symmetrically distributed dust guard 11 may optimize the dust guard effect and better prevent dust from entering the device.
Example 1
Specifically, when the device works, the electric fan 18 rotates, the generated suction force sucks dust and small cement blocks into the collection box 17, when more garbage is accumulated in the collection box 17, the collection box 17 descends, the supporting plate 16 descends at the moment, the supporting plate 16 enables the second spring 15 to be in a stretching state, meanwhile, the supporting plate 16 extrudes the moving plate 19, the moving plate 19 slides in the shell 1 through the sliding block 20 and the sliding groove 21, the moving plate 19 extrudes the door plate 22, the door plate 22 is opened, and at the moment, a worker knows that the garbage in the collection box 17 needs to be cleaned.
The side fixed mounting of stand 2 has motor 3, motor 3's fixed surface installs bevel gear 4, the inside movable mounting of stand 2 has threaded rod 5, the lower surface of threaded rod 5 also fixed mounting has bevel gear 4, the surface movable mounting of threaded rod 5 has movable block 6, the side of movable block 6 and the inside laminating of stand 2, the fixed surface of movable block 6 installs brush board 7, the equal fixed mounting in both sides of brush board 7 has lug 12, the quantity of brush board 7 can be a plurality of, the surface of dust guard 11 is seted up flutedly 14, and dust guard 11 is about the central symmetric distribution of shell 1, spout 21 has been seted up to the inside of shell 1, and the rear side movable mounting of shell 1 has door plant 22.
When the motor 3 is started, the motor 3 is rotated through the corresponding bevel gear 4, the threaded rod 5 is driven to rotate, the movable block 6 rises at the moment, the movable block 6 drives the brush plates 7 to rise, the brush plates 7 can clean the higher positions of the wall surface, when the surfaces of the stand columns 2 rise, the brush plates 7 pass through the protruding blocks 12, the dust-proof plates 11 are driven to rise, when the fixture blocks 8 and the clamping grooves 13 are positioned on the same horizontal plane, the fixture blocks 8 are pulled by the first springs 10, the fixture blocks 8 enter the clamping grooves 13, the dust-proof plates 11 are fixed at the moment and do not move along with the movement of the brush plates 7, when the motor 3 rotates reversely, the brush plates 7 fall, the brush plates 7 rise and fall, dust on the wall surface can be erased and cleaned, the dust-proof plates 11 optimize the working environment, when the device is not used, the rubber blocks 9 are pulled, the fixture blocks 8 move out of the clamping grooves 13, and the dust-proof plates 11 return to the original positions at the moment.
When using this wall cleaning device for dust absorption formula house building, through motor 3 just reversing, drive the rising and the decline of brush board 7, when brush board 7 rises or descends, can erase the dust on the wall, when brush board 7 rises for the first time, fixture block 8 can enter into the draw-in groove 13 on dust guard 11 surface, dust guard 11 plays the effect of optimizing the environment, rubbish can enter into to collect the case 17 in, final layer board 16 extrusion movable plate 19, movable plate 19 makes door plant 22 open, the staff of being convenient for takes away collecting box 17.
The invention has the advantages and beneficial effects that:
1. according to the dust-absorption type wall surface cleaning device for the house building, the motor, the threaded rod and the movable block drive the brush plate to ascend, when the brush plate ascends, the dustproof plate ascends, the lug drives the dustproof plate to ascend, when the clamping block and the clamping groove are on the same horizontal plane, the first spring pulls the clamping block, the clamping block enters the clamping groove, the dustproof plate is fixed at the moment, when the motor rotates reversely, the brush plate descends, the motor rotates positively and negatively, the wall surface is cleaned by the brush plate, dust is not scattered by the dustproof plate, and the working environment is optimized;
2. according to the wall surface cleaning device for the dust collection type house building, the dust and the cement blocks are brushed down by the brush plate, the dust and the cement blocks enter the collecting box through the suction force of the electric fan, when the collecting box is stressed, the collecting box moves downwards, the second spring is in a stretching state, when the collecting box descends, the collecting box extrudes the movable plate, the movable plate moves towards the rear side of the shell through the sliding block and the sliding groove, finally the movable plate pushes the door plate, the door plate is opened, the garbage in the collecting box can be treated at the moment, and the garbage treatment period can be better known.
3. The dust-absorption type wall surface cleaning device for the house building is improved on the basis of the existing wall surface cleaning device for the house building, the device is good in dust-proof effect, working environment is optimized, garbage collection and treatment are more convenient, and the service cycle of the device is shortened.
It should be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. The utility model provides a wall cleaning device for dust absorption formula house building which characterized in that includes:
the shell is internally provided with a cavity and is used for bearing the wall surface cleaning device;
the upright post is arranged on the upper surface of the shell, and a brush board is arranged on the upright post and used for cleaning a wall surface;
the dustproof plate is arranged in the cavity of the shell, the outer wall of the dustproof plate is attached to the inner wall of the shell, and the dustproof plate is used for preventing dust generated by cleaning from entering the cavity of the shell; the supporting plate is horizontally arranged in the cavity of the shell, and the upper surface of the supporting plate is provided with a collecting box used for collecting the swept garbage;
the movable plate is horizontally arranged in the cavity of the shell, the upper surface of the movable plate is attached to the lower surface of the supporting plate, and the movable plate can be extruded by the supporting plate to slide;
the sliding block is arranged below the moving plate, the upper surface of the sliding block is in contact with the lower surface of the moving plate, a sliding groove is horizontally formed in the inner wall of the shell, and the sliding block can slide in the sliding groove to drive the moving plate to slide;
the dustproof plate is characterized in that a clamping groove is formed in the surface of the dustproof plate, a clamping block is arranged in the clamping groove, the clamping groove is matched with the clamping block in size, and the clamping block is used for controlling the dustproof plate to move and fix.
2. The device for cleaning the wall surface of the dust-absorbing type house building according to claim 1, characterized in that:
the fixture block upper surface is provided with the rubber block, the side of rubber block is provided with first spring, first spring is used for controlling the elasticity of rubber block resets.
3. The dust-suction type wall surface cleaning device for the house building according to claim 1, characterized in that:
second springs are arranged on two sides of the supporting plate and used for controlling the elastic reset of the supporting plate;
the inside of collecting box is provided with electric fan, electric fan is used for playing the dust absorption effect, electric fan inside is provided with micro motor for provide power.
4. A dust-suction type wall surface cleaning apparatus for house construction according to any one of claims 1 to 3, characterized in that:
the stand side is provided with the motor, the motor surface is provided with bevel gear.
5. The dust-suction type wall surface cleaning device for the house building according to claim 4, characterized in that:
the novel electric brush is characterized in that a threaded rod is movably mounted inside the stand column, the lower portion of the threaded rod is provided with the bevel gear, a movable block is arranged on the surface of the threaded rod, the surface of the movable block is attached to the back face of the brush plate, the side face of the movable block is attached to the inside of the stand column, when the motor is started, the threaded rod is driven to rotate through the bevel gear correspondingly, and the threaded rod drives the movable block to ascend or descend.
6. The device for cleaning the wall surface of the dust-absorbing type house building according to claim 5, characterized in that:
the two sides of the brush plate are provided with convex blocks, when the movable block ascends or descends, the movable block drives the brush plate to ascend or descend, and the brush plate drives the dust guard to ascend or descend through the convex blocks.
7. The device for cleaning the wall surface of the dust-absorbing type house building according to claim 6, characterized in that:
the surface of the dust guard is provided with grooves, and the dust guard is symmetrically distributed around the center of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110929064.XA CN113616125B (en) | 2021-08-13 | 2021-08-13 | Dust absorption formula wall cleaning device for housing construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110929064.XA CN113616125B (en) | 2021-08-13 | 2021-08-13 | Dust absorption formula wall cleaning device for housing construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113616125A CN113616125A (en) | 2021-11-09 |
| CN113616125B true CN113616125B (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110929064.XA Active CN113616125B (en) | 2021-08-13 | 2021-08-13 | Dust absorption formula wall cleaning device for housing construction |
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| CN (1) | CN113616125B (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3186168U (en) * | 2013-07-10 | 2013-09-19 | 清吉 林 | Electric cleaning and cleaning device |
| CN209808239U (en) * | 2018-12-27 | 2019-12-20 | 湖北诚久建筑工程有限公司 | House building wall cleaning device |
| CN210751747U (en) * | 2019-08-26 | 2020-06-16 | 中国水电建设集团十五工程局有限公司 | Construction dust keeper |
| CN110918511A (en) * | 2019-12-09 | 2020-03-27 | 滕州市智星电力电子工程有限公司 | Transformer substation porcelain insulator electrified automatic cleaning robot sweeper |
| CN211799704U (en) * | 2019-12-11 | 2020-10-30 | 江苏省苏中建设集团股份有限公司 | Civil engineering construction dust collection device |
| CN111237778A (en) * | 2020-01-14 | 2020-06-05 | 青岛山海茗悦商贸有限公司 | Ash cleaning robot and method for garbage incineration |
| CN213345520U (en) * | 2020-07-15 | 2021-06-04 | 西南大学 | Intelligence wall dust cleaning device for building |
| CN213282770U (en) * | 2020-09-09 | 2021-05-28 | 王纪孟 | Wall cleaning device for building engineering |
| CN213449374U (en) * | 2020-09-14 | 2021-06-15 | 浙江工业职业技术学院 | Wall spraying device |
| CN112293298A (en) * | 2020-10-28 | 2021-02-02 | 邓阳喜 | Wall cleaning equipment for chicken breeding and cleaning method thereof |
| CN112315388A (en) * | 2020-11-23 | 2021-02-05 | 苏州兰夕宜建筑装饰工程有限公司 | House building wall cleaning device |
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