CN202053802U - Blackboard eraser - Google Patents
Blackboard eraser Download PDFInfo
- Publication number
- CN202053802U CN202053802U CN2011201599341U CN201120159934U CN202053802U CN 202053802 U CN202053802 U CN 202053802U CN 2011201599341 U CN2011201599341 U CN 2011201599341U CN 201120159934 U CN201120159934 U CN 201120159934U CN 202053802 U CN202053802 U CN 202053802U
- Authority
- CN
- China
- Prior art keywords
- fork
- board body
- shaped
- plate body
- brush head
- 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 blackboard eraser, which comprises a board body, wherein a handle and a fork-shaped extensible rod are evenly distributed on the board body. Two end heads of the fork-shaped extensible rod are respectively arranged on the board body on two sides of the handle, and the board body is provided with a fixed support seat matched with the fork-shaped extensible rod. The fixed support seat is provided with a clamping groove matched with the fork-shaped extensible rod. The front end of the board body is provided with an accommodating cavity, a brush head capable of moving inside the accommodating cavity is arranged inside the cavity, and a strip-shaped hole is arranged on the wall of the accommodating cavity, and the rear end of the brush head is provided with a round pushing hand capable of moving inside the strip-shaped hole. The brush head is arranged at the front end of the board body, users can push the brush head out for cleaning chalk powder inside a blackboard groove or push the brush head in, thereby facilitating operation of users. The fork-shaped extensible rod is particularly arranged on the board body, and short users can push the fork-shaped rod out, thereby expanding cleanable areas and improving use ratio of the blackboard.
Description
Technical field
The utility model relates to a kind of stationery, relates in particular to a kind of blackboard eraser.
Background technology
In most of primary school campus, especially the relatively backward school of hardware facility, with be prevailing a kind of blackboard, the blackboard height cannot be regulated, this can cause ordinary blackboard eraser can not allow student of short and small stature wipe blackboard eminence chalk bits, and in addition, ordinary blackboard eraser can make a large amount of chalk bits drop on the user on hand in use, and can not help to remove the chalk bits of blackboard groove, bring inconvenience to the user.
This shows that prior art needs further improvement and develops.
The utility model content
The utility model provides a kind of blackboard eraser for solving above-mentioned defective of the prior art, and blackboard eraser of the prior art is carried out scientific and reasonable improvement, and is to improve the service efficiency of blackboard eraser, user-friendly.
For solving the problems of the technologies described above, the utility model scheme comprises:
A kind of blackboard eraser, it comprises plate body, wherein, evenly be provided with handle and fork-shaped expansion link on this plate body, two terminations of this fork-shaped expansion link are separately positioned on the plate body of handle both sides, this plate body is provided with and the suitable fixed supporting seat of fork-shaped expansion link, and fixed supporting seat is provided with and the suitable draw-in groove of fork-shaped expansion link; The front end of this plate body is provided with and holds cavity, is provided with the brush that can move in holding cavity in this cavity, and the chamber wall that holds cavity is provided with bar hole, and the rear end of this brush is provided with the circular pushing hands that can move in bar hole.
Described blackboard eraser, wherein, the bottom surface of above-mentioned plate body evenly is provided with bristle.
A kind of blackboard eraser that the utility model provides, front end at plate body is provided with brush, the user can expose brush the chalk bits in the cleaning blackboard groove, also can make things convenient for user's operation with in the brush income, especially plate body is provided with the fork-shaped expansion link, user of short and small stature can pull out the fork-shaped expansion link, enlarge the area that the user removes blackboard, improved the service efficiency of blackboard eraser, made things convenient for user's operation.
Description of drawings
Fig. 1 is the structure diagram of blackboard eraser in the utility model.
The specific embodiment
The utility model provides a kind of blackboard eraser, and is clearer, clear and definite in order to make the purpose of this utility model, technical scheme and advantage, below with reference to accompanying drawing and embodiment, the utility model further described.
The utility model provides a kind of blackboard eraser, and the frame mode of the brush of employing activity and fork-shaped expansion link has enlarged the area that the user removes blackboard, has improved the service efficiency of blackboard eraser, has made things convenient for user's operation.As shown in Figure 1, blackboard eraser comprises plate body 1, evenly be provided with handle 2 and fork-shaped expansion link 3 on this plate body 1, two terminations of this fork-shaped expansion link 3 are separately positioned on the plate body 1 of handle 2 both sides, this plate body 1 is provided with the fixed supporting seat 4 suitable with fork-shaped expansion link 3, and fixed supporting seat 4 is provided with the draw-in groove 5 suitable with fork-shaped expansion link 3; The front end of this plate body 1 is provided with and holds cavity, is provided with the brush 6 that can move in holding cavity in this cavity, and the chamber wall that holds cavity is provided with bar hole 7, and the rear end of this brush 6 is provided with the circular pushing hands 8 that can move in bar hole 7.
In order further to improve performance of the present utility model, the bottom surface of plate body 1 evenly is provided with bristle 9.
Certainly; above-mentioned explanation is not to be to restriction of the present utility model; the utility model also is not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art are made in essential scope of the present utility model also should belong to protection domain of the present utility model.
Claims (2)
1. blackboard eraser, it comprises plate body, it is characterized in that: evenly be provided with handle and fork-shaped expansion link on this plate body, two terminations of this fork-shaped expansion link are separately positioned on the plate body of handle both sides, this plate body is provided with and the suitable fixed supporting seat of fork-shaped expansion link, and fixed supporting seat is provided with and the suitable draw-in groove of fork-shaped expansion link; The front end of this plate body is provided with and holds cavity, is provided with the brush that can move in holding cavity in this cavity, and the chamber wall that holds cavity is provided with bar hole, and the rear end of this brush is provided with the circular pushing hands that can move in bar hole.
2. blackboard eraser according to claim 1 is characterized in that: the bottom surface of above-mentioned plate body evenly is provided with bristle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201599341U CN202053802U (en) | 2011-05-19 | 2011-05-19 | Blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201599341U CN202053802U (en) | 2011-05-19 | 2011-05-19 | Blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202053802U true CN202053802U (en) | 2011-11-30 |
Family
ID=45013786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201599341U Expired - Fee Related CN202053802U (en) | 2011-05-19 | 2011-05-19 | Blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202053802U (en) |
-
2011
- 2011-05-19 CN CN2011201599341U patent/CN202053802U/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: 20111130 Termination date: 20130519 |