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
- eraser
- rub body
- blackboard eraser
- blocking cover
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a novel blackboard eraser. The novel blackboard eraser comprises an eraser body (1), and eraser hair (2); the eraser body (1) is a circular flat plate; the eraser hair (2) is fixed in the center of the ventral side of the eraser body (1); a circle of a dust hood (3) is arranged round the eraser body (1) and is vertical to the eraser body (1); the height of the dust hood (3) is smaller than the length of the eraser hair (2); the bottom of the dust hood (3) is provided with a circle of a dust collection film (4) which is parallel to the eraser body (1); and a grab handle (5) is arranged in the center of the back of the eraser body (1). The blackboard eraser is provided with the dust hood and the dust collection film, and dust produced during blackboard cleaning can be blocked and collected by the dust hood and the dust collection film, so diffusion of dust can be reduced, environmental pollution can be reduced and the novel blackboard eraser is favorable for the health 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 |