CN202022017U - A blackboard eraser - Google Patents
A blackboard eraser Download PDFInfo
- Publication number
- CN202022017U CN202022017U CN2010206991128U CN201020699112U CN202022017U CN 202022017 U CN202022017 U CN 202022017U CN 2010206991128 U CN2010206991128 U CN 2010206991128U CN 201020699112 U CN201020699112 U CN 201020699112U CN 202022017 U CN202022017 U CN 202022017U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- model
- dividing plate
- utility
- box body
- 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
Images
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model provides a blackboard eraser, which comprises a box body, brushing and a separator; solves the problem of flying dusts in using common blackboard erasers. The blackboard eraser of the utility model has a simple structure, and can be widely applied.
Description
Technical field
The utility model belongs to the educational aid field, especially relates to a kind of blackboard eraser.
Background technology
In daily teaching work, ordinary blackboard eraser makes chalk dust kick up easily, has polluted indoor environment, has damaged the healthy of teachers and students greatly.Blackboard eraser report about dust suction is a lot, but structure is all very complicated mostly.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure, has the blackboard eraser of pick-up performance.
The technical solution of the utility model is: a narrow meshed dividing plate is installed on the box body of blackboard eraser, bristle is installed on dividing plate again.
Advantage and the good effect that the utlity model has are: simple in structure, easy to use, solved the problem of blackboard eraser dust suction.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the dividing plate schematic diagram.
Among the figure, 1 is box body, and 2 is bristle, and 3 is dividing plate, and 4 is aperture.
The specific embodiment
As shown in Figure 1, select for use plastics to make box body 1 material, the dividing plate 3 of band aperture 4 is installed in the box opening end, bristle is fixed on the dividing plate 3 again.When with the writing on the blackboard eraser blackboard wiping, chalk dust enters in the box body by the aperture 4 of dividing plate 3, has avoided flying upward of chalk dust.
Claims (1)
1. a blackboard eraser comprises box body (1) and bristle (2), it is characterized in that: bristle (2) is installed on the box body by the dividing plate (3) that has aperture (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206991128U CN202022017U (en) | 2010-12-31 | 2010-12-31 | A blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206991128U CN202022017U (en) | 2010-12-31 | 2010-12-31 | A blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202022017U true CN202022017U (en) | 2011-11-02 |
Family
ID=44846982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206991128U Expired - Fee Related CN202022017U (en) | 2010-12-31 | 2010-12-31 | A blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202022017U (en) |
-
2010
- 2010-12-31 CN CN2010206991128U patent/CN202022017U/en not_active Expired - Fee Related
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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: 20111102 Termination date: 20111231 |