CN202242637U - Novel blackboard eraser - Google Patents
Novel blackboard eraser Download PDFInfo
- Publication number
- CN202242637U CN202242637U CN2011203074988U CN201120307498U CN202242637U CN 202242637 U CN202242637 U CN 202242637U CN 2011203074988 U CN2011203074988 U CN 2011203074988U CN 201120307498 U CN201120307498 U CN 201120307498U CN 202242637 U CN202242637 U CN 202242637U
- Authority
- CN
- China
- Prior art keywords
- dust
- rub body
- blackboard eraser
- dust hood
- wipe
- 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 claims abstract description 23
- 210000001015 abdomen Anatomy 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 239000012528 membrane Substances 0.000 abstract 3
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 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
- 239000012467 final product Substances 0.000 description 1
Images
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a novel blackboard eraser, including wiping body (1), wipe hair (2), wipe body (1) and be a circular flat board, wipe hair (2) and fix the center department of wiping body (1) ventral surface, wipe body (1) and be equipped with round dust hood (3) on every side, dust hood (3) are perpendicular with wiping body (1), the length that highly is less than of dust hood (3) wipes hair (2), the bottom of dust hood (3) is equipped with round and wipes collection dirt membrane (4) that body (1) is parallel, the center department at the back of wiping body (1) is equipped with a grab handle (5). Because this novel blackboard eraser is equipped with dust hood and collection dirt membrane, dust hood and collection dirt membrane can block and collect the dust that the blackboard in-process produced, consequently can reduce the wafting of dust, reduce the pollution to the environment, are favorable to the healthy of teachers and students.
Description
Technical field
The utility model relates to a kind of blackboard eraser of wiping letter written with chalk.
Background technology
Blackboard eraser is a main instrument of wiping letter written with chalk, and traditional blackboard eraser is made up of rub body, snag, and blackboard eraser does not have dustproof construction, and the dust that therefore in the process that erases the board, produces can fly away everywhere, not only contaminated environment but also can to endanger teachers and students healthy.
Summary of the invention
The technical problem that the utility model will solve is: overcome the deficiency that traditional blackboard is wiped, a kind of novel blackboard eraser dustproof, dust collecting effect that has is provided.
For realizing above-mentioned technical problem, the technical scheme that the utility model adopts is:
A kind of novel blackboard eraser comprises rub body, snag, and rub body is a circular flat board; Snag is fixed on the center of the rub body outside of belly; Be provided with a circle dust-blocking cover around the rub body, dust-blocking cover is vertical with rub body, and the height of dust-blocking cover is less than the length of snag; The bottom of dust-blocking cover is provided with the circle control of dust film parallel with rub body, and the center at the rub body back side is provided with a lever.
After adopting technique scheme, the beneficial effect of the utility model is:
Because this novel blackboard eraser is provided with dust-blocking cover and control of dust film, dust-blocking cover and control of dust film can block the dust that produces in the process of erasing the board and collect, and therefore can reduce flying away of dust, reduce the pollution to environment, help the healthy of teachers and students.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further explain:
Accompanying drawing 1 is the structural representation of an embodiment of novel blackboard eraser.
The specific embodiment
As shown in Figure 1: a kind of novel blackboard eraser, comprise rub body 1, snag 2, rub body 1 is a circular flat board; Snag 2 is fixed on the center of rub body 1 outside of belly; Be provided with a circle dust-blocking cover 3 around the rub body 1, dust-blocking cover 3 is vertical with rub body 1, and the height of dust-blocking cover 3 is less than the length of snag 2; The bottom of dust-blocking cover 3 is provided with the circle control of dust film 4 parallel with rub body 1, and the center at rub body 1 back side is provided with a lever 5.
In the process of using this novel blackboard eraser, grasp lever 5, be flattened on the control of dust film 4 of blackboard eraser on the blackboard; The local repeated moving of wiping at needs then; In moving process, avoid control of dust film 4 to leave the plate face of blackboard, snag 2 will be wiped corresponding letter written with chalk so as far as possible, and the dust that erase process produces is blocked and collects by dust-blocking cover 3 and control of dust film 4; Wipe back outwell dust and got final product, thereby avoided flying away and polluting of dust.
Claims (1)
1. a novel blackboard eraser comprises rub body (1), snag (2), and rub body (1) is a circular flat board; It is characterized in that: snag (2) is fixed on the center of rub body (1) outside of belly; Rub body (1) is provided with a circle dust-blocking cover (3) on every side, and dust-blocking cover (3) is vertical with rub body (1), and the height of dust-blocking cover (3) is less than the length of snag (2); The bottom of dust-blocking cover (3) is provided with the circle control of dust film (4) parallel with rub body (1), and the center at rub body (1) back side is provided with a lever (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203074988U CN202242637U (en) | 2011-08-15 | 2011-08-15 | Novel blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203074988U CN202242637U (en) | 2011-08-15 | 2011-08-15 | Novel blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202242637U true CN202242637U (en) | 2012-05-30 |
Family
ID=46103927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203074988U Expired - Fee Related CN202242637U (en) | 2011-08-15 | 2011-08-15 | Novel blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202242637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856923A (en) * | 2015-09-16 | 2016-08-17 | 陈杰 | Dustproof blackboard eraser cover |
-
2011
- 2011-08-15 CN CN2011203074988U patent/CN202242637U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856923A (en) * | 2015-09-16 | 2016-08-17 | 陈杰 | Dustproof blackboard eraser cover |
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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: 20120530 Termination date: 20120815 |