CN202981888U - Multifunctional sweeper - Google Patents
Multifunctional sweeper Download PDFInfo
- Publication number
- CN202981888U CN202981888U CN 201220454093 CN201220454093U CN202981888U CN 202981888 U CN202981888 U CN 202981888U CN 201220454093 CN201220454093 CN 201220454093 CN 201220454093 U CN201220454093 U CN 201220454093U CN 202981888 U CN202981888 U CN 202981888U
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- sweeper
- round brush
- drive
- brush
- cleaning
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- 241001417527 Pempheridae Species 0.000 title claims abstract description 69
- 238000004140 cleaning Methods 0.000 claims abstract description 47
- 239000000428 dust Substances 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000010782 bulky waste Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 4
- 235000013358 Solanum torvum Nutrition 0.000 abstract 3
- 240000002072 Solanum torvum Species 0.000 abstract 3
- 238000000926 separation method Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 11
- 238000001914 filtration Methods 0.000 description 10
- 239000004033 plastic Substances 0.000 description 7
- 229920003023 plastic Polymers 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 6
- 239000002893 slag Substances 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
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Abstract
The utility model relates to a multifunctional sweeper, and belongs to the technical field of sweeper structures. The multifunctional sweeper is characterized by comprising a power supply device, a dust removing draught fan, a plate brush, a collection containing device, a roll brush cleaning device, a main beam, a travelling wheel and a handle, wherein dust removing draught fan is arranged at the upper end of the middle of the sweeper, the plate brush used for cleaning dust is arranged at the forest end of the sweeper, the collection containing device used for cleaning large rubbish is arranged adjacent with the plate brush, and the roller brush cleaning device used for cleaning fine dust is arranged at the tail end of the sweeper. The main beam and the travelling wheel are arranged on the lower portion of the sweeper, and the handler is arranged on the upper portion of the tail end of the sweeper. The multifunctional sweeper is scientific and reasonable in structure, and can achieve separation of recyclable articles and other fine sundries through rotation of different roller brushes during a cleaning process, cleaning work can be easily completed when a cleaning worker pushes the sweeper by two hands to move forwards, time and labor are saved, and work efficiency is improved.
Description
Technical field
The utility model relates to a kind of multifunctional sweeper, belongs to the sweeper technical field of structures.
Background technology
Raising along with people's living standard, people require also higher to the environmental sanitation situation, at present to sanitary cleaning, cleaning than the zonule mainly relies on hand sweeping, the cleaning of many employings of large-area environmental protection cleaning equipment, but existing scavenging machine in cleaning process with recyclable, can utilize article and other foreign material to mix, can't separate, if adopt hand sweeping and manually separate labour intensity is large, efficient is low, inferior separating effect.
Summary of the invention
The purpose of this utility model is to solve the deficiency that above-mentioned prior art exists, and a kind of multifunctional sweeper that can realize in cleaning process that the recoverable article separate with other foreign material is provided.
The utility model is achieved through the following technical solutions:
Multifunctional sweeper, its special feature be to comprise electric supply installation, be arranged on upper end, sweeper middle part dedusting fan 32, be arranged on disc brush 17 that sweeper is used for the cleaning dust foremost, adjacent with disc brush be used for cleaning and collect device than collecting of Bulky Waste and be arranged on round brush cleaning plant, the girder 11 and the road wheel that are arranged on the sweeper bottom that the sweeper tail end is used for clearing up fine dust, the handle 1 that is arranged on sweeper tail end top.
the described collection device that collects comprises the 3rd round brush 24, with the first round brush 16 of the 3rd round brush rotating in same direction and with the second round brush 15 of the 3rd round brush and the first incorgruous rotation of round brush, be used for collecting the first collecting box 29 of Bulky Waste, the 3rd round brush, the first round brush and the second round brush are respectively by its 6th coaxial drive 26, the 5th drive 21 and the 3rd drive 14 driven rotary, the 6th drive the 5th drive 21 that is in transmission connection, be provided with the first reverse drive wheel 25 outside pressing close to the power belt between the 6th drive and the 5th drive, the first reverse drive wheel 25 the 3rd drive 14 that is in transmission connection.
Described round brush cleaning plant comprises with the 4th round brush 8 of the second drive coaxial rotation, for the second collecting box 10 of collecting fine dust.
Described electric supply installation is single motor-driven, comprises the first motor 4 that is arranged on the sweeper rear portion and provides the rechargeable battery 3 of electric energy for it.
Described electric supply installation is Belt Driven by Double Motor, comprises the first motor 4 that is arranged on the sweeper rear portion and is arranged on the second motor 34 of sweeper front portion and the rechargeable battery 3 that electric energy is provided for two motors.
Described the first drive, the second drive, the 3rd drive, the 5th drive, the 6th drive, the 7th drive are belt pulley or sprocket wheel or belt pulley gear combination wheel.
Described power belt is belt or chain.
Described the first round brush, the second round brush, the 3rd round brush and the 4th round brush are the cylindrical brush that the outside is fixed with elastic yarn.
Described elastic yarn is wire or is plastic wire, rubber thread, rubber and plastic silk, bamboo silk, wood wool, bamboo wood wool, fowl poultry hair.
The utility model course of work:
single motor-driven: as shown in accompanying drawing 1, first open control button 2, rechargeable battery 3 beginnings are to the first motor 4 power supplies, the first drive that is arranged on the first motor output shaft rotates, drive the 6th drive 26 and three round brush 24 rotations coaxial with the 6th drive by the 5th power belt 28, the 6th drive 26 drives the 5th drive 21 and first round brush 16 rotating in same directions coaxial with the 5th drive by the 4th power belt 22, the 5th drive rotates by the disc brush belt pulley 18 that disc brush belt 20 and belt pressure wheel 19 drive on disc brush 17, thereby drive the disc brush rotary cleaning,
the 6th drive 26 drives the first reverse drive wheel 25 rotations by the 4th power belt 22 simultaneously, the first reverse drive wheel 25 drives the 3rd drive 14 by the second power belt 13 and second round brush 15 coaxial with it rotates, the rotation direction of the second round brush and the 3rd round brush, the direction of rotation of the first round brush, the second round brush and the first round brush oppositely to turning, light plastic bag with recoverable on ground, foamed slag, the foreign material such as paper pick up, and by the second round brush and the 3rd round brush oppositely to turning, these foreign material that pick up are sent into the first collecting box 29.
The first drive 5 drives the second reverse drive wheel 27 rotations by the 5th power belt 28 simultaneously, the second reverse drive wheel drives the second drive 9 by the first power belt 6 and four round brush 8 coaxial with it rotates, rotate cleaning by the 4th round brush 8 and receive expendable silt, dust on ground, send into the second collecting box 10 of collecting fine dust.
Dedusting fan 32 makes in the first collecting box and the second collecting box to be in negative pressure state by being located at the first dust-filtering net 30 on the first collecting box 29, being located at the second dust-filtering net 31 air amounts on the second collecting box 10, reaches the purpose of dedusting.
The multifunctional sweeper of the single motor-driven shown in accompanying drawing 3, the first drive 5 and the second reverse drive wheel the 27, the 6th drive 26 and the first reverse drive wheel 25 are belt pulley gear combination wheel.
The rotation of the second round brush 15, it is the gear engagement by the 6th drive 26 and the first reverse drive wheel 25, drive the first reverse drive wheel 25 and rotate, the first reverse drive wheel 25 drives the 3rd drive 14 by the second power belt 13 and second round brush 15 coaxial with it rotates.
The rotation of the 4th round brush 8, it is the gear engagement by the first drive 5 and the second reverse drive wheel 27, drive the second reverse drive wheel 27 and rotate, the second reverse drive wheel drives the second drive 9 by the first power belt 6 and four round brush 8 coaxial with it rotates.
Belt Driven by Double Motor: as shown in accompanying drawing 2, first open control button 2, rechargeable battery 3 beginnings are to the first motor 4 and the second motor 34 power supplies, the 7th drive 35 that is arranged on the second motor 34 output shafts rotates, drive the 6th drive 26 and three round brush 24 rotations coaxial with the 6th drive by the 7th power belt 36, the 6th drive 26 drives the 5th drive 21 and first round brush 16 rotating in same directions coaxial with the 5th drive by the 4th power belt 22, the 5th drive rotates by the disc brush belt pulley 18 that disc brush belt 20 and belt pressure wheel 19 drive on disc brush 17, thereby drive the disc brush rotary cleaning,
the 6th drive 26 drives the first reverse drive wheel 25 rotations by the 4th power belt 22 simultaneously, the first reverse drive wheel 25 drives the 3rd drive 14 by the second power belt 13 and second round brush 15 coaxial with it rotates, the rotation direction of the second round brush and the 3rd round brush, the direction of rotation of the first round brush, the second round brush and the first round brush oppositely to turning, light plastic bag with recoverable on ground, foamed slag, the foreign material such as paper pick up, and by the second round brush and the 3rd round brush oppositely to turning, these foreign material that pick up are sent into the first collecting box 29.
The first motor 4 drives the first drive 5 rotations that are arranged on its output shaft simultaneously, drive the second drive 9 and four round brush 8 rotations coaxial with it by the 8th power belt 37, rotate cleaning by the 4th round brush 8 and receive expendable silt, dust on ground, send into the second collecting box 10 of collecting fine dust.
Dedusting fan 32 makes in the first collecting box and the second collecting box to be in negative pressure state by being located at the first dust-filtering net 30 on the first collecting box 29, being located at the second dust-filtering net 31 air amounts on the second collecting box 10, reaches the purpose of dedusting.
The multifunctional sweeper of the Belt Driven by Double Motor shown in accompanying drawing 4, the 6th drive 26, the first reverse drive wheel 25 are belt pulley gear combination wheel.
The rotation of the second round brush 15, it is the gear engagement by the 6th drive 26 and the first reverse drive wheel 25, drive the first reverse drive wheel 25 and rotate, the first reverse drive wheel 25 drives the 3rd drive 14 by the second power belt 13 and second round brush 15 coaxial with it rotates.
Cleaning personnel both hands promote handle 1 and move ahead, and can easily complete cleaning works.
The utility model is scientific and reasonable for structure, utilize the rotation of different round brush in cleaning process to realize separating of recoverable article and other tiny foreign material, cleaning personnel both hands promote sweeper and move ahead, and can easily complete cleaning works, time saving and energy saving, operating efficiency improves.
Description of drawings
Fig. 1: be the multifunctional sweeper structural representation of single motor-driven;
Fig. 2: be the multifunctional sweeper structural representation of Belt Driven by Double Motor;
Fig. 3: be the multifunctional sweeper structural representation of single motor-driven, employing tooth belt wheel combination wheel;
Fig. 4: be the multifunctional sweeper structural representation of Belt Driven by Double Motor, employing tooth belt wheel combination wheel;
Fig. 5: be the mesh schematic representation of tooth belt wheel combination wheel;
Fig. 6: be Fig. 5 left view;
in figure: 1. handle, 2. control button, 3. rechargeable battery, 4. the first motor, 5. the first drive, 6. the first power belt, 7. the first row travelling wheel, 8. the 4th round brush, 9. the second drive, 10. the second collecting box, 11. girder, 12. the second road wheel, 13. the second power belt, 14. the 3rd drive, 15. the second round brush, 16. the first round brush, 17. disc brush, 18. disc brush belt pulley, 19. belt pressure wheel, 20. disc brush belt, 21. the 5th drive, 22. the 4th power belt, 23. guard shield, 24. the 3rd round brush, 25. the first reverse drive wheel, 26. the 6th drive, 27. the second reverse drive wheel, 28. the 5th power belt, 29. the first collecting box, 30. the first dust-filtering net, 31. the second dust-filtering net, 32. dedusting fan, 33. electrical equipment guard shield, 34. the second motor, 35. the 7th drive, 36. the 7th power belt, 37. the 8th power belt.
The specific embodiment
Referring to accompanying drawing, provide the specific embodiment of the present utility model, be used for formation of the present utility model is further illustrated.
The multifunctional sweeper of the present embodiment is single motor-driven, comprise electric supply installation, be arranged on upper end, sweeper middle part dedusting fan 32, be arranged on disc brush 17 that sweeper is used for the cleaning dust foremost, adjacent with disc brush be used for cleaning and collect device than collecting of Bulky Waste and be arranged on round brush cleaning plant, the girder 11 and the road wheel that are arranged on the sweeper bottom that the sweeper tail end is used for clearing up fine dust, the handle 1 that is arranged on sweeper tail end top.
the described collection device that collects comprises the 3rd round brush 24, with the first round brush 16 of the 3rd round brush rotating in same direction and with the second round brush 15 of the 3rd round brush and the first incorgruous rotation of round brush, be used for collecting the first collecting box 29 of Bulky Waste, the 3rd round brush, the first round brush and the second round brush are respectively by its 6th coaxial drive 26, the 5th drive 21 and the 3rd drive 14 driven rotary, the 6th drive the 5th drive 21 that is in transmission connection, be provided with the first reverse drive wheel 25 outside pressing close to the power belt between the 6th drive and the 5th drive, the first reverse drive wheel 25 the 3rd drive 14 that is in transmission connection.
The round brush cleaning plant comprises with the 4th round brush 8 of the second drive coaxial rotation, for the second collecting box 10 of collecting fine dust.
The electric supply installation of the present embodiment multifunctional sweeper is single motor-driven, comprises the first motor 4 that is arranged on the sweeper rear portion and provides the rechargeable battery 3 of electric energy for it.
The drive of the present embodiment multifunctional sweeper is belt pulley.
The power belt of the present embodiment multifunctional sweeper is V belt.
The first round brush, the second round brush, the 3rd round brush and the 4th round brush are the cylindrical brush that the outside is fixed with the elasticity of plastics silk.
The course of work of the present embodiment multifunctional sweeper:
as shown in accompanying drawing 1, first open control button 2, rechargeable battery 3 beginnings are to the first motor 4 power supplies, the first drive that is arranged on the first motor output shaft rotates, drive the 6th drive 26 and three round brush 24 rotations coaxial with the 6th drive by the 5th power belt 28, the 6th drive 26 drives the 5th drive 21 and first round brush 16 rotating in same directions coaxial with the 5th drive by the 4th power belt 22, the 5th drive rotates by the disc brush belt pulley 18 that disc brush belt 20 and belt pressure wheel 19 drive on disc brush 17, thereby drive the disc brush rotary cleaning.
The 4th power belt 22 drives simultaneously the first reverse drive wheel 25 and rotates, the first reverse drive wheel 25 drives the 3rd drive 14 by the second power belt 13 and second round brush 15 coaxial with it rotates, the direction of rotation of the rotation direction of the second round brush and the 3rd round brush, the first round brush, the second round brush and the first round brush oppositely to turning, the foreign material such as the light plastic bag of recoverable on ground, foamed slag, paper are picked up, and by the second round brush and the 3rd round brush oppositely to turning, these foreign material that pick up are sent into the first collecting box 29.
The 5th power belt 28 drives the second reverse drive wheel 27 rotations simultaneously, the second reverse drive wheel drives the second drive 9 by the first power belt 6 and four round brush 8 coaxial with it rotates, rotate cleaning by the 4th round brush 8 and receive expendable silt, dust on ground, send into the second collecting box 10 of collecting fine dust.
Cleaning personnel both hands promote handle 1 and move ahead, and can easily complete cleaning works.
The multifunctional sweeper of the present embodiment is Belt Driven by Double Motor,, comprise electric supply installation, be arranged on upper end, sweeper middle part dedusting fan 32, be arranged on disc brush 17 that sweeper is used for the cleaning dust foremost, adjacent with disc brush be used for cleaning and collect device than collecting of Bulky Waste and be arranged on round brush cleaning plant, the girder 11 and the road wheel that are arranged on the sweeper bottom that the sweeper tail end is used for clearing up fine dust, the handle 1 that is arranged on sweeper tail end top.
collect the collection device and comprise the 3rd round brush 24, with the first round brush 16 of the 3rd round brush rotating in same direction and with the second round brush 15 of the 3rd round brush and the first incorgruous rotation of round brush, be used for collecting the first collecting box 29 of Bulky Waste, the 3rd round brush, the first round brush and the second round brush are respectively by its 6th coaxial drive 26, the 5th drive 21 and the 3rd drive 14 driven rotary, the 6th drive the 5th drive 21 that is in transmission connection, be provided with the first reverse drive wheel 25 outside pressing close to the power belt between the 6th drive and the 5th drive, the first reverse drive wheel 25 the 3rd drive 14 that is in transmission connection.
The round brush cleaning plant comprises with the 4th round brush 8 of the second drive coaxial rotation, for the second collecting box 10 of collecting fine dust.
The electric supply installation of the present embodiment multifunctional sweeper is Belt Driven by Double Motor, comprises the first motor 4 that is arranged on the sweeper rear portion and is arranged on the second motor 34 of sweeper front portion and the rechargeable battery 3 that electric energy is provided for two motors.
The drive of the present embodiment multifunctional sweeper is sprocket wheel.
The power belt of the present embodiment multifunctional sweeper is chain.
The first round brush, the second round brush, the 3rd round brush and the 4th round brush are the cylindrical brush that the outside is fixed with the metal elastic sex pilus.
The course of work of the present embodiment multifunctional sweeper:
as shown in accompanying drawing 2, first open control button 2, rechargeable battery 3 beginnings are to the first motor 4 and the second motor 34 power supplies, the 7th drive 35 that is arranged on the second motor 34 output shafts rotates, drive the 6th drive 26 and three round brush 24 rotations coaxial with the 6th drive by the 7th power belt 36, the 6th drive 26 drives the 5th drive 21 and first round brush 16 rotating in same directions coaxial with the 5th drive by the 4th power belt 22, the 5th drive rotates by the disc brush belt pulley 18 that disc brush belt 20 and belt pressure wheel 19 drive on disc brush 17, thereby drive the disc brush rotary cleaning,
The 4th power belt 22 drives simultaneously the first reverse drive wheel 25 and rotates, the first reverse drive wheel 25 drives the 3rd drive 14 by the second power belt 13 and second round brush 15 coaxial with it rotates, the direction of rotation of the rotation direction of the second round brush and the 3rd round brush, the first round brush, the second round brush and the first round brush oppositely to turning, the foreign material such as the light plastic bag of recoverable on ground, foamed slag, paper are picked up, and by the second round brush and the 3rd round brush oppositely to turning, these foreign material that pick up are sent into the first collecting box 29.
The first motor 4 drives the first drive 5 rotations that are arranged on its output shaft simultaneously, drive the second drive 9 and four round brush 8 rotations coaxial with it by the 8th power belt 37, rotate cleaning by the 4th round brush 8 and receive expendable silt, dust on ground, send into the second collecting box 10 of collecting fine dust.
Cleaning personnel both hands promote handle 1 and move ahead, and can easily complete cleaning works.
Claims (6)
1. multifunctional sweeper, it is characterized in that comprising electric supply installation, be arranged on upper end, sweeper middle part dedusting fan (32), be arranged on disc brush (17) that sweeper is used for the cleaning dust foremost, adjacent with disc brush be used for cleaning and collect device than collecting of Bulky Waste and be arranged on round brush cleaning plant, the girder (11) that is arranged on the sweeper bottom and the road wheel that the sweeper tail end is used for clearing up fine dust, the handle (1) that is arranged on sweeper tail end top.
2. according to the described multifunctional sweeper of claim 1, it is characterized in that the described collection device that collects, it is characterized in that comprising the 3rd round brush (24), with first round brush (16) of the 3rd round brush rotating in same direction with second round brush (15) of the 3rd round brush and the first incorgruous rotation of round brush, be used for collecting first collecting box (29) of Bulky Waste; The 3rd round brush, the first round brush and the second round brush are respectively by its coaxial the 6th drive (26), the 5th drive (21) and the 3rd drive (14) driven rotary, the 6th drive the 5th drive (21) that is in transmission connection, the power belt outside of pressing close between the 6th drive and the 5th drive is provided with the first reverse drive wheel (25), the first reverse drive wheel (25) the 3rd drive (14) that is in transmission connection.
3. according to the described multifunctional sweeper of claim 1, it is characterized in that described round brush cleaning plant comprises with the 4th round brush (8) of the second drive coaxial rotation, for the second collecting box (10) of collecting fine dust.
4. according to the described multifunctional sweeper of claim 1, it is characterized in that described electric supply installation is single motor-driven, comprise the first motor (4) that is arranged on the sweeper rear portion and provide the rechargeable battery (3) of electric energy for it.
5. according to the described multifunctional sweeper of claim 1, it is characterized in that described electric supply installation is Belt Driven by Double Motor, comprise the first motor (4) that is arranged on the sweeper rear portion and be arranged on second motor (34) of sweeper front portion and the rechargeable battery (3) that electric energy is provided for two motors.
6. according to the described multifunctional sweeper of claim 2, it is characterized in that described the first round brush, the second round brush, the 3rd round brush are the cylindrical brush that the outside is fixed with elastic yarn.
7.According to the described multifunctional sweeper of claim 3, it is characterized in that described the 4th round brush is the cylindrical brush that the outside is fixed with elastic yarn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220454093 CN202981888U (en) | 2012-09-07 | 2012-09-07 | Multifunctional sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220454093 CN202981888U (en) | 2012-09-07 | 2012-09-07 | Multifunctional sweeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202981888U true CN202981888U (en) | 2013-06-12 |
Family
ID=48553124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220454093 Expired - Fee Related CN202981888U (en) | 2012-09-07 | 2012-09-07 | Multifunctional sweeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202981888U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104224059A (en) * | 2014-09-09 | 2014-12-24 | 东南大学 | Indoor near ground dust removal cleaning device |
| CN104939758A (en) * | 2015-07-05 | 2015-09-30 | 石汝花 | Semi-automatic flat ground sweeper |
| CN106351160A (en) * | 2016-10-20 | 2017-01-25 | 湖南野森环保科技有限责任公司 | Three-rolling-brush type cleaning equipment |
| CN108341320A (en) * | 2018-02-12 | 2018-07-31 | 陈秀珍 | A kind of cleaning device between elevator door and sill |
| CN112656306A (en) * | 2020-12-18 | 2021-04-16 | 黄军山 | Be used for indoor ground clearance of building to use pushing-type cleaning cart |
-
2012
- 2012-09-07 CN CN 201220454093 patent/CN202981888U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104224059A (en) * | 2014-09-09 | 2014-12-24 | 东南大学 | Indoor near ground dust removal cleaning device |
| CN104939758A (en) * | 2015-07-05 | 2015-09-30 | 石汝花 | Semi-automatic flat ground sweeper |
| CN104939758B (en) * | 2015-07-05 | 2017-09-01 | 郑素华 | A kind of semi-automatic ground grading sweeper |
| CN106351160A (en) * | 2016-10-20 | 2017-01-25 | 湖南野森环保科技有限责任公司 | Three-rolling-brush type cleaning equipment |
| CN108341320A (en) * | 2018-02-12 | 2018-07-31 | 陈秀珍 | A kind of cleaning device between elevator door and sill |
| CN112656306A (en) * | 2020-12-18 | 2021-04-16 | 黄军山 | Be used for indoor ground clearance of building to use pushing-type cleaning cart |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20150907 |
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| EXPY | Termination of patent right or utility model |