CN201816367U - Dust collection device for blackboards - Google Patents
Dust collection device for blackboards Download PDFInfo
- Publication number
- CN201816367U CN201816367U CN2010205425861U CN201020542586U CN201816367U CN 201816367 U CN201816367 U CN 201816367U CN 2010205425861 U CN2010205425861 U CN 2010205425861U CN 201020542586 U CN201020542586 U CN 201020542586U CN 201816367 U CN201816367 U CN 201816367U
- Authority
- CN
- China
- Prior art keywords
- dust
- collection device
- dust collection
- blackboard
- blackboards
- 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.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 title claims abstract description 38
- 230000036541 health Effects 0.000 abstract description 2
- 230000006378 damage Effects 0.000 description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000030303 breathing problems Diseases 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 206010035653 pneumoconiosis Diseases 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Landscapes
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
A dust collection device for blackboards belongs to teaching aids, and mainly solves the problem of flying dust when a blackboard is wiped. The dust collection device comprises a fixer and a dust collector connected with each other, and the fixer is fixed to the blackboard. The dust collection device solves the technical problems that flying dust endangers physical and physiological health of teachers and students during blackboard wiping. Further, appearance and color of the dust collection device can be individualized, so that the simple teaching aid is colorized, and the dust collection device has the advantages of wide usage, simplicity in operation, low cost and convenience in use.
Description
Technical field
The utility model relates to a kind of teaching aid, specifically is a kind of blackboard dust exhaust apparatus.
Background technology
Class hour on to the student, teacher can erase the board every now and then, following class hour, the student on duty classmate also will erase the board, chalk powder will drop on one after another teacher and classmates on hand and on one's body, the dust that flies upward also can be inhaled in the lung, because the specific physical performance of chalk, this can cause very big injury to health, the pneumoconiosis and the various acute and chronic breathing problem that cause as dust, dust can also bring out other disease to the injury of eyes, ear, skin, to the influence of air quality and to influence of myopia or the like.If a kind of blackboard dust exhaust apparatus can be arranged, will be useful especially to teacher and classmates' physical and mental health.
The utility model content
The purpose of this utility model is to provide a kind of blackboard dust exhaust apparatus, and this dust exhaust apparatus can adsorb the dust that causes when blackboard eraser uses, and effectively prevents and reduce harm that dust from flying causes human body and to the pollution of environment.
The technical scheme in the invention for solving the technical problem is: a kind of blackboard dust exhaust apparatus, comprise fixator and dust catcher, and described dust catcher links to each other with fixator, and described fixator is fixed on the blackboard.
The beneficial effects of the utility model are: solved dust from flying when erasing the board, the able-bodied technical problem of harm Faculty and Students; Also can carry out personalized setting in addition, make the rich and varied of dull teaching aid change profile, the color of dust exhaust apparatus; Have characteristics of many uses, simple to operate, with low cost, easy to use.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Among the figure: 1 fixator, 2 dust catchers; 3 blackboards.
The specific embodiment
As shown in Figure 1.A kind of blackboard dust exhaust apparatus comprises fixator 1 and dust catcher 2, and described dust catcher 1 links to each other with fixator 1, and described fixator 1 is fixed on the blackboard 3.Dust catcher 2 utilizes the motor drives blade to rotate at a high speed, produces air negative pressure in the housing of sealing, and draw dust is present mature technology.
Dust exhaust apparatus can be installed one or more around blackboard according to watt level; During use, connect power supply, dust catcher 2 work, chalk powder under blackboard eraser wiping this moment is sucked by dust catcher, avoided dust pollution, make teacher and classmates, created the space of a cleaning, environmental protection for the learning life of school away from important pollution sources in the academic environment; Also can carry out personalized setting in addition, make the rich and varied of dull teaching aid change profile, the color of dust exhaust apparatus; Have characteristics of many uses, simple to operate, with low cost, easy to use.
Claims (1)
1. a blackboard dust exhaust apparatus is characterized in that, comprises fixator and dust catcher, and described dust catcher links to each other with fixator, and described fixator is fixed on the blackboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205425861U CN201816367U (en) | 2010-09-27 | 2010-09-27 | Dust collection device for blackboards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205425861U CN201816367U (en) | 2010-09-27 | 2010-09-27 | Dust collection device for blackboards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201816367U true CN201816367U (en) | 2011-05-04 |
Family
ID=43914332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205425861U Expired - Fee Related CN201816367U (en) | 2010-09-27 | 2010-09-27 | Dust collection device for blackboards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201816367U (en) |
-
2010
- 2010-09-27 CN CN2010205425861U patent/CN201816367U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201816367U (en) | Dust collection device for blackboards | |
| CN201979965U (en) | Dustproof eraser | |
| CN201913977U (en) | Dust-collection blackboard eraser | |
| CN201659813U (en) | Dustproof blackboard eraser | |
| CN202413192U (en) | Environment protection type blackboard eraser | |
| CN201856546U (en) | Dust collection blackboard eraser | |
| CN202557134U (en) | Dustproof blackboard eraser | |
| CN202641185U (en) | Dustproof blackboard eraser | |
| CN201890051U (en) | Dustproof blackboard eraser | |
| CN202541103U (en) | Blackboard with cord fabric | |
| CN202480711U (en) | Dustproof blackboard eraser | |
| CN204870245U (en) | Teaching is with chalkboard eraser that can inhale chalk dust automatically | |
| CN201900908U (en) | Electric dustproof blackboard eraser | |
| CN201979964U (en) | Dust removing blackboard eraser | |
| CN204936621U (en) | A kind of blackboard for English teaching | |
| CN203078133U (en) | Electrostatic dust absorption board wiper | |
| CN202428946U (en) | Dustproof blackboard eraser | |
| CN202174870U (en) | Dustproof blackboard eraser | |
| CN202557133U (en) | Dust-absorbing blackboard eraser | |
| CN202641184U (en) | Electric blackboard eraser | |
| CN204160974U (en) | A kind of blackboard eraser | |
| CN204801344U (en) | Teaching is with inhaling grey chalkboard eraser | |
| CN202413112U (en) | Environment-friendly blackboard | |
| CN201931847U (en) | Environmentally-friendly blackboard | |
| CN201784359U (en) | Blackboard eraser for two purposes of dry and wet uses |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20110927 |