CN201484001U - Convenient blackboard eraser - Google Patents
Convenient blackboard eraser Download PDFInfo
- Publication number
- CN201484001U CN201484001U CN2009201711255U CN200920171125U CN201484001U CN 201484001 U CN201484001 U CN 201484001U CN 2009201711255 U CN2009201711255 U CN 2009201711255U CN 200920171125 U CN200920171125 U CN 200920171125U CN 201484001 U CN201484001 U CN 201484001U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- blackboard eraser
- convenient
- eraser bar
- utility
- 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
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Abstract
The utility model discloses a convenient blackboard eraser, which is characterized in that: one side of a blackboard is provided with a blackboard eraser strip which is provided with a sponge layer; two corners of the other side of the blackboard are provided with fixed pulleys; an elastic rope is connected with two ends of the blackboard eraser strip respectively through the fixed pulleys; and the middle of the elastic rope is provided with a pull ring. The convenient blackboard eraser has the advantage that: the blackboard can be conveniently erased by pulling the pull ring.
Description
Technical field
The utility model relates to a kind of Convenient blackboard and wipes.
Background technology
Relatively effort generally erases the board.
The utility model content
The purpose of this utility model is exactly to solve the relatively problem of effort that generally erases the board in the prior art, provides a kind of Convenient blackboard to wipe.
The technical solution adopted in the utility model is: Convenient blackboard is wiped, it is characterized in that: a side is provided with the blackboard eraser bar on the blackboard, on the blackboard eraser bar spongy layer is set, and blackboard opposite side bipod is provided with fixed pulley, elastic threads is connected in the two ends of blackboard eraser bar respectively by fixed pulley, the elastic threads middle part is provided with draw ring.
The beneficial effects of the utility model are: the pulling draw ring can the Convenient scrubber blackboard.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail.
Figure is a structural representation of the present utility model.
Among the figure: 1, blackboard, 2, the blackboard eraser bar, 3, fixed pulley, 4, elastic threads, 5, draw ring.
The specific embodiment
As figure, Convenient blackboard is wiped, and it is characterized in that: a side is provided with blackboard eraser bar 2 on the blackboard 1, on the blackboard eraser bar 2 spongy layer is set, blackboard 1 opposite side bipod is provided with fixed pulley 3, and elastic threads 4 is connected in the two ends of blackboard eraser bar 2 respectively by fixed pulley 3, and elastic threads 4 middle parts are provided with draw ring 5.
The pulling draw ring, elastic threads can spur the blackboard eraser bar, and spongy layer can be clean with blackboard eraser, unclamps draw ring, and the blackboard eraser bar rebounds.
Claims (1)
1. Convenient blackboard is wiped, and it is characterized in that: a side is provided with the blackboard eraser bar on the blackboard, on the blackboard eraser bar spongy layer is set, and blackboard opposite side bipod is provided with fixed pulley, and elastic threads is connected in the two ends of blackboard eraser bar respectively by fixed pulley, and the elastic threads middle part is provided with draw ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201711255U CN201484001U (en) | 2009-08-19 | 2009-08-19 | Convenient blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201711255U CN201484001U (en) | 2009-08-19 | 2009-08-19 | Convenient blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201484001U true CN201484001U (en) | 2010-05-26 |
Family
ID=42422899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201711255U Expired - Fee Related CN201484001U (en) | 2009-08-19 | 2009-08-19 | Convenient blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201484001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107411348A (en) * | 2017-07-25 | 2017-12-01 | 合肥铭剑信息技术有限公司 | A kind of network game development drawing board |
-
2009
- 2009-08-19 CN CN2009201711255U patent/CN201484001U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107411348A (en) * | 2017-07-25 | 2017-12-01 | 合肥铭剑信息技术有限公司 | A kind of network game development drawing board |
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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: 20100526 Termination date: 20100819 |