CN202180682U - Telescopic blackboard eraser - Google Patents
Telescopic blackboard eraser Download PDFInfo
- Publication number
- CN202180682U CN202180682U CN2011202147411U CN201120214741U CN202180682U CN 202180682 U CN202180682 U CN 202180682U CN 2011202147411 U CN2011202147411 U CN 2011202147411U CN 201120214741 U CN201120214741 U CN 201120214741U CN 202180682 U CN202180682 U CN 202180682U
- Authority
- CN
- China
- Prior art keywords
- groove
- blackboard eraser
- wooden unit
- wooden block
- fixed
- 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 discloses a telescopic blackboard eraser, which consists of a blackboard eraser body and a wooden block. A groove is arranged at one end of the blackboard eraser body, the wooden block is mounted in the groove, fasteners are disposed on two walls of the wooden block, and fastening parts are fixed in the groove. During use, the wooden block is pulled outwards, and the fasteners on the wooden block are fixed on the fastening parts, so that students of low height can erase a blackboard. The telescopic blackboard eraser is simple in structure and easy in operation.
Description
Technical field
The utility model relates to a kind of teaching aid, and what be specifically related to is a kind of flexible chalkboard eraser.
Background technology
A kind of schooling apparatus that is used to erase the board of chalkboard eraser, but general blackboard eraser function singleness, are wiped less than the blackboard eminence when erasing the board like some classmate, jump up or take a chair just can clip, and have brought very big trouble with students.
The utility model content
The utility model provides a kind of flexible chalkboard eraser according to above-mentioned deficiency.
For realizing above-mentioned purpose, the technical scheme of the utility model is a kind of flexible chalkboard eraser, is made up of chalk rub body, wooden unit; One end of described chalk rub body is provided with groove; Wooden unit is installed in the groove, is mounted with buckle on wooden unit two walls, be fixed with securing member in the described groove.During use pull outward wooden unit, the buckle on the wooden unit will be fixed on the securing member, makes wooden unit can not fall down and can increase the length of chalkboard eraser.
The beneficial effect of technique scheme is: during use pull outward wooden unit, the buckle on the wooden unit will be fixed on the securing member, and the classmate that height is lower so just can clip, and the utility model is simple in structure, processing ease.
Description of drawings
Fig. 1 is the utility model structural representation.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is made bright specifically a kind of flexible chalkboard eraser, form by chalk rub body 1, wooden unit 2; One end of described chalk rub body 1 is provided with groove 3; Wooden unit 2 is installed in the groove 3, is mounted with buckle 4 on 2 liang of walls of wooden unit, be fixed with securing member 5 in the described groove 3.During use pull outward wooden unit 2, the buckle 4 on the wooden unit 2 will be fixed on the securing member 5, makes wooden unit 2 can not fall down and can increase the length of chalkboard eraser.And the utility model is simple in structure, processing ease.
Claims (2)
1. a flexible chalkboard eraser is made up of chalk rub body, wooden unit, it is characterized in that: an end of described chalkboard eraser is provided with groove, and wooden unit is installed in the groove, is mounted with buckle on wooden unit two walls.
2. a kind of flexible chalkboard eraser according to claim 1 is characterized in that: be fixed with securing member in the described groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202147411U CN202180682U (en) | 2011-06-23 | 2011-06-23 | Telescopic blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202147411U CN202180682U (en) | 2011-06-23 | 2011-06-23 | Telescopic blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202180682U true CN202180682U (en) | 2012-04-04 |
Family
ID=46173730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202147411U Expired - Fee Related CN202180682U (en) | 2011-06-23 | 2011-06-23 | Telescopic blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202180682U (en) |
-
2011
- 2011-06-23 CN CN2011202147411U patent/CN202180682U/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: 20120404 Termination date: 20120623 |