CN110984606A - Building cleaning device - Google Patents

Building cleaning device Download PDF

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Publication number
CN110984606A
CN110984606A CN201911299321.5A CN201911299321A CN110984606A CN 110984606 A CN110984606 A CN 110984606A CN 201911299321 A CN201911299321 A CN 201911299321A CN 110984606 A CN110984606 A CN 110984606A
Authority
CN
China
Prior art keywords
fixed
cleaning
base
driving
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911299321.5A
Other languages
Chinese (zh)
Inventor
俞玲燕
王逸群
Original Assignee
俞玲燕
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 俞玲燕 filed Critical 俞玲燕
Priority to CN201911299321.5A priority Critical patent/CN110984606A/en
Publication of CN110984606A publication Critical patent/CN110984606A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00Working measures on existing buildings
    • E04G23/002Arrangements for cleaning building facades
    • E04G23/004Arrangements for cleaning building facades with arrangements for collecting waste water or cleaning products
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/38Machines, specially adapted for cleaning walls, ceilings, roofs, or the like
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts 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
    • A47L11/4036Parts or details of the surface treating tools
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts 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
    • A47L11/4036Parts or details of the surface treating tools
    • A47L11/4038Disk shaped surface treating tools
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts 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
    • A47L11/408Means for supplying cleaning or surface treating agents
    • A47L11/4088Supply pumps; Spraying devices; Supply conduits

Abstract

The invention discloses a building cleaning device, which relates to the field of cleaning equipment and comprises a base, wherein two sides of the base are respectively provided with a movable wheel, the top end of the base is provided with a water tank and a cleaning agent tank, the top end of the base is fixedly connected with an upright post, the upright post is provided with a driving device, the driving device is fixedly connected with a fixed tube, the end part of the fixed tube is fixedly connected with a fixed disk, one side of the fixed disk, far away from the fixed tube, is rotatably connected with a rotating seat, one side of the rotating seat, far away from the fixed disk, is fixedly provided with intensive cleaning bristles, the top end of the fixed tube is fixedly connected with a fixed rod, the top end of the fixed rod is fixedly connected with a telescopic rod, the telescopic rod is connected with a wiping device, the invention can carry out lifting cleaning in the vertical direction by arranging the driving device, can carry out spraying cleaning of clear, ensure the high cleanliness of the wall surface.

Description

Building cleaning device
Technical Field
The invention relates to the field of cleaning equipment, in particular to a building cleaning device.
Background
With the rapid development of the urbanization process, high-rise buildings are more and more, the outer walls of a plurality of high-rise buildings are decorated by ceramic tiles, however, the cleaning and maintenance of the ceramic tiles of the outer walls are a very difficult task, and currently, the most common cleaning and maintenance mode is to manually clean and maintain the ceramic tiles by suspending professional high-rise cleaning and maintenance personnel on the outer wall surface of the high-rise buildings from the roof, however, the cleaning mode is not only high in working intensity and low in labor efficiency, but also very unsafe, and the casualties caused by dropping of the cleaning and maintenance personnel easily occur.
Certainly, some high-rise building exterior wall tile cleaning robots replacing manual cleaning and maintenance appear in the market, but most of the robots are pulled up and down through ropes, the actions are not flexible enough, effective treatment cannot be carried out when the robots meet an air obstacle, the robots are complex in structure, the safety redundancy of the adsorption design of equipment is low, and the robots are inconvenient to use.
The utility model discloses a utility model patent document CN208220251U discloses a building exterior wall tile cleaning device, the motor in the device drives the axis of rotation through the driving belt and rotates, thereby drive the cylinder and rotate, the brush hair on the cylinder can clean the tile, the first pneumatic cylinder drives the extension and the contraction of first telescopic link, can change the height of the extension rod, and then change the cleaning height, the second pneumatic cylinder drives the extension and the contraction of the second telescopic link, can promote the extension and the contraction of the extension rod, when there is an obstacle between the device and the building exterior wall or can't be close to, can easily realize the cleaning of the building exterior wall tile by extending the extension rod, the bottom of the base is provided with the roller, can move left and right, thereby realize the omnidirectional cleaning of the building exterior wall tile, the utility model discloses a simple structure, convenient and flexible use, the cleaning efficiency of the tiles on the outer wall of the building is high. But because the wall dirt is not only the dust, has materials such as putty still, and simple brush is difficult to all clear away the spot, in addition, is clean the wall after, and the wall often can contain more water stain, and the device can't dry water stain, and water stain can flow down the impression after natural drying, leads to the cleanliness factor of wall to hang down.
Disclosure of Invention
The present invention is directed to a building cleaning apparatus to solve the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a building cleaning device, includes the base, and the base both sides all are equipped with the removal wheel, water tank and sanitizer case have been placed on the top of base, the top fixed connection stand of base is equipped with drive arrangement on, the fixed pipe of drive arrangement fixed connection, the tip fixed connection fixed disk of fixed pipe, one side that fixed pipe was kept away from to the fixed disk rotate to connect and rotate the seat, rotate the fixed intensive washing brush hair that is equipped with in one side that the fixed disk was kept away from to the seat, the top fixed connection dead lever of fixed pipe, the top fixed connection telescopic link of dead lever, the telescopic link is connected and is wiped dry the device.
As a further scheme of the invention: the driving device comprises a top seat fixedly arranged at the top end of the stand column, the bottom end of the top seat is fixedly connected with a second driving motor, a sliding groove is formed in the stand column, a lead screw is connected in the sliding groove in a rotating mode, an output shaft of the second driving motor is connected with the lead screw in a transmission mode, a lifting block is connected in the sliding groove in a sliding mode, and the lead screw penetrates through the lifting block and is in threaded connection with the lifting block.
As a further scheme of the invention: fixed rails are fixedly arranged on two sides in the sliding groove, and the lifting block is connected with the fixed rails in a sliding mode.
As a further scheme of the invention: the outer portion of the fixed disc is fixedly connected with a spraying plate, and a plurality of spray heads are fixedly connected to the spraying plate.
As a further scheme of the invention: a plurality of spray holes are formed in one side, away from the fixed disc, of the rotating seat, and the spray holes and the cleaning bristles are arranged in a staggered mode.
As a further scheme of the invention: the top end of the base is fixedly connected with a protection frame, and the protection frame is rotatably connected with a rotating door.
As a further scheme of the invention: the wiping device comprises a water filtering outer cover, one side of the water filtering outer cover is connected with a rotating shaft in a rotating mode, a sponge sleeve is sleeved on the outer portion of the rotating shaft and fixedly connected with the rotating shaft, a water collecting cover is arranged in the water filtering outer cover, one end of the water collecting cover is attached to the surface of the sponge sleeve, and a compression spring is fixedly connected between the other end of the water collecting cover and the water filtering outer cover.
As a further scheme of the invention: the water collecting cover is fixedly connected with a drain pipe.
As a further scheme of the invention: the top fixed connection roof-rack of protection frame, roof-rack are the L type, the bottom mounting of roof-rack is equipped with first rolling wheel and second rolling wheel, the top of water tank and sanitizer case is the first output tube of fixed connection and second output tube respectively, first output tube around first rolling wheel and with fixed disk fixed connection, be equipped with the chamber of dividing in the fixed disk, divide the chamber and all communicate with first output tube, shower nozzle, the second output tube is around second rolling wheel and passes fixed pipe and rotate the seat and rotate and be connected.
As a still further scheme of the invention: the coaxial fixed connection meshing gear of one side that rotates the seat and be close to the fixed disk, the outside fixed connection first driving motor of fixed disk, the output shaft of first driving motor arranges the fixed disk in and fixed connection drive gear in, drive gear and meshing gear meshing are connected.
Compared with the prior art, the invention has the beneficial effects that: the wall surface cleaning device can perform lifting type cleaning in the vertical direction by arranging the driving device, can perform spraying cleaning of clean water and cleaning solution by arranging the spray head and the spray plate, has a strong cleaning effect, can synchronously dry the wall surface after cleaning is completed by arranging the drying device, and ensures high cleanliness of the wall surface.
Drawings
Fig. 1 is a schematic structural view of a building cleaning apparatus.
Fig. 2 is a schematic structural view of a driving apparatus in the building cleaning apparatus.
Fig. 3 is a schematic structural diagram of a wiping device in the building cleaning device.
In the figure: 1-base, 2-protective frame, 3-moving wheel, 4-rotating door, 5-water tank, 6-cleaning agent tank, 7-upright post, 8-fixed tube, 9-fixed rod, 10-fixed disk, 11-rotating seat, 12-cleaning brush hair, 13-fixed sleeve, 14-wiping device, 15-spraying plate, 16-spray head, 17-first driving motor, 18-top seat, 19-second driving motor, 20-top frame, 21-first rolling wheel, 22-second rolling wheel, 23-first output tube, 24-second output tube, 25-screw rod, 26-lifting block, 27-fixed rail, 28-water filtering outer cover, 29-rotating shaft, 30-sponge sleeve, 31-water collecting cover, 32-first compression spring.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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 terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to fig. 1-3, a building cleaning device comprises a base 1, moving wheels 3 are arranged on two sides of the base 1, a water tank 5 and a detergent tank 6 are placed on the top end of the base 1, a vertical column 7 is fixedly connected to the top end of the base 1, a driving device is arranged on the vertical column 7, the driving device is fixedly connected with a fixed tube 8, the end of the fixed tube 8 is fixedly connected with a fixed disc 10, one side, away from the fixed tube 8, of the fixed disc 10 is rotatably connected with a rotating seat 11, one side, away from the fixed disc 10, of the rotating seat 11 is fixedly provided with intensive cleaning bristles 12, the top end of the fixed tube 8 is fixedly connected with a fixed rod 9, the top end of the fixed rod 9 is fixedly connected with a telescopic.
The driving device comprises a top seat 18 fixedly arranged at the top end of the upright post 7, the bottom end of the top seat 18 is fixedly connected with a second driving motor 19, a sliding groove is formed in the upright post 7, a screw rod 25 is connected in the sliding groove in a rotating mode, an output shaft of the second driving motor 19 is in transmission connection with the screw rod 25, a lifting block 26 is connected in the sliding groove in a sliding mode, and the screw rod 25 penetrates through the lifting block 26 and is in threaded connection with the lifting block 26.
Fixed rails 27 are fixedly arranged on two sides in the sliding groove, and the lifting block 26 is connected with the fixed rails 27 in a sliding mode.
The fixed disk 10 is fixedly connected with a spray plate 15 at the outside, and a plurality of spray heads 16 are fixedly connected on the spray plate 15.
A plurality of spray holes are formed in one side of the rotating seat 11, which is far away from the fixed disk 10, and the spray holes and the cleaning bristles 12 are arranged in a staggered manner.
The top end of the base 1 is fixedly connected with a protection frame 2, and the protection frame 2 is rotatably connected with a rotating door 4.
The drying device 14 comprises a water filtering outer cover 28, one side of the water filtering outer cover 28 is rotatably connected with a rotating shaft 29, a sponge sleeve 30 is sleeved outside the rotating shaft 29, the sponge sleeve 30 is fixedly connected with the rotating shaft 29, a water collecting cover 31 is arranged in the water filtering outer cover 28, one end of the water collecting cover 31 is attached to the surface of the sponge sleeve 30, a compression spring 32 is fixedly connected between the other end of the water collecting cover 31 and the water filtering outer cover 28, and the water collecting cover 31 is fixedly connected with a drain pipe.
Protection frame 2's top fixed connection roof-rack 20, roof-rack 20 are the L type, roof-rack 20's bottom mounting is equipped with first rolling wheel 21 and second rolling wheel 22, the first output tube 23 of water tank 5 and sanitizer case 6's top difference fixed connection and second output tube 24, first output tube 23 bypass first rolling wheel 21 and with fixed disk 10 fixed connection, be equipped with the chamber of dividing in the fixed disk 10, divide the chamber and all communicate with first output tube 23, shower nozzle 16, second output tube 24 is wound second rolling wheel 22 and is passed fixed tube 8 and rotate the seat 11 rotation and be connected.
Example 2
Referring to fig. 1-3, the other contents of the present embodiment are the same as embodiment 1, except that: the coaxial fixed connection meshing gear of one side that rotates seat 11 is close to fixed disk 10, the outside fixed connection first driving motor 17 of fixed disk 10, the output shaft of first driving motor 17 arranges fixed disk 10 in and fixed connection drive gear in, drive gear and meshing gear meshing are connected.
In the implementation process of the invention, the first driving motor 17 is controlled to start to drive the rotating seat 11 and the cleaning brush bristles 12 to rotate, then the cleaning solution in the cleaning agent box 6 is driven to be sprayed to the wall for brushing and decontamination, then the water in the water box 5 is controlled to be sprayed to clean the wall, then the sponge sleeve 30 is used for absorbing the water on the wall, and in the cleaning process, the second driving motor 19 is controlled to start to realize lifting cleaning.
The wall surface cleaning machine can perform lifting cleaning in the vertical direction by arranging the driving device, can perform spraying cleaning of clean water and cleaning solution by arranging the spray head 16 and the spray plate 15, has strong cleaning effect, can synchronously dry the wall surface after cleaning is completed by arranging the wiping device 14, and ensures high cleanliness of the wall surface.

Claims (10)

1. A building cleaning device comprises a base (1), moving wheels (3) are arranged on both sides of the base (1), it is characterized in that a water tank (5) and a cleaning agent tank (6) are arranged at the top end of the base (1), the top end of the base (1) is fixedly connected with an upright post (7), the upright post (7) is provided with a driving device, the driving device is fixedly connected with a fixed tube (8), the end part of the fixed tube (8) is fixedly connected with a fixed disc (10), one side of the fixed disc (10) far away from the fixed tube (8) is rotatably connected with a rotating seat (11), one side of the rotating seat (11) far away from the fixed disc (10) is fixedly provided with intensive cleaning bristles (12), the top end of the fixed pipe (8) is fixedly connected with a fixed rod (9), the top end of the fixed rod (9) is fixedly connected with a telescopic rod (13), and the telescopic rod (13) is connected with a wiping device (14).
2. The building cleaning device according to claim 1, wherein the driving device comprises a top seat (18) fixedly arranged at the top end of the upright post (7), the bottom end of the top seat (18) is fixedly connected with a second driving motor (19), a sliding groove is arranged in the upright post (7), a screw rod (25) is rotatably connected in the sliding groove, an output shaft of the second driving motor (19) is in transmission connection with the screw rod (25), a lifting block (26) is slidably connected in the sliding groove, and the screw rod (25) penetrates through the lifting block (26) and is in threaded connection with the lifting block.
3. The building cleaning device according to claim 2, characterized in that fixed rails (27) are fixedly arranged at two sides in the sliding groove, and the lifting block (26) is connected with the fixed rails (27) in a sliding manner.
4. The building cleaning device according to claim 1, wherein the fixed tray (10) is fixedly connected with a spray plate (15) at the outside, and a plurality of spray heads (16) are fixedly connected with the spray plate (15).
5. A building cleaning device as claimed in claim 4, characterized in that the side of the rotating seat (11) remote from the fixed plate (10) is provided with a plurality of spray holes, and the spray holes are staggered with the cleaning bristles (12).
6. The building cleaning device according to claim 5, characterized in that the top end of the base (1) is fixedly connected with a protective frame (2), and the protective frame (2) is rotatably connected with a rotating door (4).
7. The building cleaning device according to claim 3 or 6, characterized in that the wiping device (14) comprises a water filtering outer cover (28), one side of the water filtering outer cover (28) is rotatably connected with a rotating shaft (29), a sponge sleeve (30) is sleeved outside the rotating shaft (29), the sponge sleeve (30) is fixedly connected with the rotating shaft (29), a water collecting cover (31) is arranged in the water filtering outer cover (28), one end of the water collecting cover (31) is attached to the surface of the sponge sleeve (30), and a compression spring (32) is fixedly connected between the other end of the water collecting cover (31) and the water filtering outer cover (28).
8. Building cleaning apparatus according to claim 7, characterized in that the water collecting hood (31) is fixedly connected to a drain.
9. The building cleaning device according to claim 6, characterized in that the top end of the protection frame (2) is fixedly connected with a top frame (20), the top frame (20) is L-shaped, the bottom end of the top frame (20) is fixedly provided with a first winding wheel (21) and a second winding wheel (22), the top ends of the water tank (5) and the detergent box (6) are respectively and fixedly connected with a first output pipe (23) and a second output pipe (24), the first output pipe (23) bypasses the first winding wheel (21) and is fixedly connected with a fixed disc (10), a water distribution cavity is arranged in the fixed disc (10), the water distribution cavity is communicated with the first output pipe (23) and a spray nozzle (16), and the second output pipe (24) bypasses the second winding wheel (22) and passes through a fixed pipe (8) to be rotatably connected with a rotating seat (11).
10. The building cleaning device as claimed in claim 9, wherein one side of the rotating base (11) close to the fixed disc (10) is coaxially and fixedly connected with a meshing gear, the outer part of the fixed disc (10) is fixedly connected with a first driving motor (17), the output shaft of the first driving motor (17) is arranged in the fixed disc (10) and is fixedly connected with a driving gear, and the driving gear is meshed with the meshing gear.
CN201911299321.5A 2019-12-17 2019-12-17 Building cleaning device Pending CN110984606A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911299321.5A CN110984606A (en) 2019-12-17 2019-12-17 Building cleaning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911299321.5A CN110984606A (en) 2019-12-17 2019-12-17 Building cleaning device

Publications (1)

Publication Number Publication Date
CN110984606A true CN110984606A (en) 2020-04-10

Family

ID=70094352

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911299321.5A Pending CN110984606A (en) 2019-12-17 2019-12-17 Building cleaning device

Country Status (1)

Country Link
CN (1) CN110984606A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111616653A (en) * 2020-06-01 2020-09-04 新疆远麟阳光幕墙装饰工程有限公司 Device for cleaning glass curtain wall
CN112842125A (en) * 2021-01-07 2021-05-28 安徽天枫智能科技有限公司 Intelligent dust collecting equipment of building

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2128865Y (en) * 1992-01-24 1993-03-31 重庆市沙坪坝区普宁机电研究所 Water saving spray-brush
US6493902B2 (en) * 2001-02-22 2002-12-17 Chung-Yi Lin Automatic wall cleansing apparatus
KR20050000477A (en) * 2003-06-27 2005-01-05 태화일렉트론(주) Driving structure of a disk brush for glass washing
CN102512120A (en) * 2011-11-11 2012-06-27 林智勇 Mopping machine
CN107280570A (en) * 2017-08-11 2017-10-24 高鹏 Glass washing device
CN107928560A (en) * 2017-11-15 2018-04-20 朱俊华 A kind of exterior wall cleaning machine
CN108042062A (en) * 2017-12-18 2018-05-18 宋啸萌 It is a kind of that there is the metope swab dried
CN209220157U (en) * 2018-08-09 2019-08-09 深圳市英雅印刷包装有限公司 A kind of ink cleaning device suitable for wall printing

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2128865Y (en) * 1992-01-24 1993-03-31 重庆市沙坪坝区普宁机电研究所 Water saving spray-brush
US6493902B2 (en) * 2001-02-22 2002-12-17 Chung-Yi Lin Automatic wall cleansing apparatus
KR20050000477A (en) * 2003-06-27 2005-01-05 태화일렉트론(주) Driving structure of a disk brush for glass washing
CN102512120A (en) * 2011-11-11 2012-06-27 林智勇 Mopping machine
CN107280570A (en) * 2017-08-11 2017-10-24 高鹏 Glass washing device
CN107928560A (en) * 2017-11-15 2018-04-20 朱俊华 A kind of exterior wall cleaning machine
CN108042062A (en) * 2017-12-18 2018-05-18 宋啸萌 It is a kind of that there is the metope swab dried
CN209220157U (en) * 2018-08-09 2019-08-09 深圳市英雅印刷包装有限公司 A kind of ink cleaning device suitable for wall printing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111616653A (en) * 2020-06-01 2020-09-04 新疆远麟阳光幕墙装饰工程有限公司 Device for cleaning glass curtain wall
CN112842125A (en) * 2021-01-07 2021-05-28 安徽天枫智能科技有限公司 Intelligent dust collecting equipment of building
CN112842125B (en) * 2021-01-07 2022-01-28 安徽天枫智能科技有限公司 Intelligent dust collecting equipment of building

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