CN201610026U - Blackboard eraser - Google Patents
Blackboard eraser Download PDFInfo
- Publication number
- CN201610026U CN201610026U CN2009202803589U CN200920280358U CN201610026U CN 201610026 U CN201610026 U CN 201610026U CN 2009202803589 U CN2009202803589 U CN 2009202803589U CN 200920280358 U CN200920280358 U CN 200920280358U CN 201610026 U CN201610026 U CN 201610026U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- cover body
- periphery
- along
- eraser 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a blackboard eraser which comprises a blackboard eraser body (1) and a cover body (2), wherein the periphery of the blackboard eraser body (1) is provided with the cover body (2) which is fixedly connected with the blackboard eraser body; the cover body (2) extends along with the direction of a brush of the blackboard eraser body (1), and the end surface of the cover body (2) is set to be a plane; and the cover body (2) is arranged along with the periphery of the blackboard eraser body (1) and is distributed in a sealing state. Therefore, the blackboard eraser maintains the environment of a classroom and causes no hurt on student bodies.
Description
One, technical field
The utility model belongs to the study article technical field, relates to a kind of blackboard eraser.
Two, background technology
In people's teaching process, all will use blackboard eraser, so blackboard eraser is a kind of important learning tool; And existing blackboard eraser is directly clear crocus stroke character, and in the journey of nuzzling up clearly, the chalk font produces a large amount of chalk dusts, has polluted the environment in classroom, after students in middle and primary schools breathe, to student's health generation injury.
Three, summary of the invention
In order to overcome above-mentioned technical disadvantages, the purpose of this utility model provides a kind of blackboard eraser; Kept classroom environment, the student has not been produced actual bodily harm.
For achieving the above object, the technical scheme that the utility model is taked is: include blackboard eraser body and cover body; Periphery at the blackboard eraser body is provided with the cover body that is fixedly connected with it, and cover body is set to extend also along the hairbrush direction of blackboard eraser body, and its end face is set to a plane, and cover body is set to be sealing state along the periphery of blackboard eraser body and distributes.
In use, the blackboard eraser body is wiped the chalk font, and the chalk powder is blocked by cover body, has prevented flying upward of chalk powder.Therefore kept classroom environment, the student has not been produced actual bodily harm.
The utility model has designed, and cover body is set to be set to hairbrush length greater than the blackboard eraser body along the length that the hairbrush direction of blackboard eraser body is extended; Prevented the better effects if of flying upward of chalk powder.
The utility model has designed, and cover body is set to soft rubber; Clear crocus stroke character better effects if.
Four, description of drawings
Accompanying drawing is the utility model schematic diagram.
Five, the specific embodiment
Accompanying drawing is an embodiment of the present utility model, specifies present embodiment in conjunction with the accompanying drawings, includes blackboard eraser body 1 and cover body 2; Periphery at blackboard eraser body 1 is provided with the cover body 2 that is fixedly connected with it, and cover body 2 is set to extend also along the hairbrush direction of blackboard eraser body 1, and its end face is set to a plane, and cover body 2 is set to be sealing state along the periphery of blackboard eraser body 1 and distributes.
In use, blackboard eraser body 1 is wiped the chalk font, and the chalk powder is blocked by cover body 2, has prevented flying upward of chalk powder.
In the present embodiment, cover body 2 is set to be set to hairbrush length greater than blackboard eraser body 1 along the length that the hairbrush direction of blackboard eraser body 1 is extended.Prevented the better effects if of flying upward of chalk powder.
In the present embodiment, cover body 2 is set to soft rubber.Owing to the softness of rubber, do not influence the operate as normal of the hairbrush of blackboard eraser body 1, clear crocus stroke character better effects if.
Owing to be provided with cover body 2 in the utility model, made it have characteristics:
1, clear crocus stroke character better effects if.
2, prevented the chalk powder fly upward effective.
In a word; Prevent flying upward of chalk powder, no longer polluted the academic environment in classroom, be particularly suitable for the use in middle and primary schools classroom.
In the technical field of blackboard eraser; every periphery that includes at blackboard eraser body 1 is provided with the cover body 2 that is fixedly connected with it; cover body 2 is set to extend also along the hairbrush direction of blackboard eraser body 1, and its end face is set to a plane, and cover body 2 is set to be the technology contents of sealing state distribution all in protection domain of the present utility model along the periphery of blackboard eraser body 1.
Claims (3)
1. blackboard eraser; Include blackboard eraser body (1), it is characterized in that: also include cover body (2); Periphery at blackboard eraser body (1) is provided with the cover body (2) that is fixedly connected with it, cover body (2) is set to extend also along the hairbrush direction of blackboard eraser body (1), and its end face is set to a plane, and cover body (2) is set to be sealing state along the periphery of blackboard eraser body (1) and distributes.
2. blackboard eraser according to claim 1; It is characterized in that: cover body (2) is set to be set to hairbrush length greater than blackboard eraser body (1) along the length that the hairbrush direction of blackboard eraser body (1) is extended.
3. blackboard eraser according to claim 2; It is characterized in that: cover body (2) is set to soft rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202803589U CN201610026U (en) | 2009-12-14 | 2009-12-14 | Blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202803589U CN201610026U (en) | 2009-12-14 | 2009-12-14 | Blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201610026U true CN201610026U (en) | 2010-10-20 |
Family
ID=42960659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202803589U Expired - Fee Related CN201610026U (en) | 2009-12-14 | 2009-12-14 | Blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201610026U (en) |
-
2009
- 2009-12-14 CN CN2009202803589U patent/CN201610026U/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: 20101020 Termination date: 20101214 |