CN204472333U - Dust-sucking eraser - Google Patents
Dust-sucking eraser Download PDFInfo
- Publication number
- CN204472333U CN204472333U CN201420821676.2U CN201420821676U CN204472333U CN 204472333 U CN204472333 U CN 204472333U CN 201420821676 U CN201420821676 U CN 201420821676U CN 204472333 U CN204472333 U CN 204472333U
- Authority
- CN
- China
- Prior art keywords
- dust
- main body
- air suction
- blackboard eraser
- suction opening
- 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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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model provides dust-sucking eraser, and the technical solution of the utility model is: dust-sucking eraser, is made up of blackboard eraser main body, air suction opening, switch and control of dust drawer, and the one side of described blackboard eraser main body is evenly provided with some air suction openings; The face described blackboard eraser main body not being arranged air suction opening is provided with switch; The face described blackboard eraser main body not being arranged air suction opening is provided with dust collection drawer.The advantage that the utility model has and good effect are: owing to adopting technique scheme, so in use, after user's blackboard wiping, chalk dust comes off.Only needing when erasing the board, pressing switch simultaneously and just can start air suction opening in blackboard eraser main body.Produce suction in air suction opening, chalk dust is sucked in the dust collection drawer that arranges in blackboard eraser main body.Can drawer be extracted out after being filled, chalk dust is outwelled.
Description
Technical field
The utility model belongs to blackboard eraser field, especially relates to dust-sucking eraser.
Background technology
In present life, during school sessions, blackboard eraser is requisite equipment on classroom.Teacher, when writing a full blackboard, needs blackboard eraser to clear up.When erasing the board with blackboard eraser, have a lot of chalk bits and fly out.No matter be that teacher erases the board or student erases the board, these chalks bits all can some be inhaled in lung, damage the health of user.And these injuries, the said a blackboard eraser that chalk dust can be siphoned away while erasing the board is existing commercially required just.
Utility model content
The purpose of this utility model is to provide a kind of blackboard eraser that chalk dust can be siphoned away.
The technical solution of the utility model is:
Dust-sucking eraser, is made up of blackboard eraser main body, air suction opening, switch and control of dust drawer, and the one side of described blackboard eraser main body is evenly provided with some air suction openings; The face described blackboard eraser main body not being arranged air suction opening is provided with switch; The face described blackboard eraser main body not being arranged air suction opening is provided with dust collection drawer.
The advantage that the utility model has and good effect are: owing to adopting technique scheme, so in use, after user's blackboard wiping, chalk dust comes off.Only needing when erasing the board, pressing switch simultaneously and just can start air suction opening in blackboard eraser main body.Produce suction in air suction opening, chalk dust is sucked in the dust collection drawer that arranges in blackboard eraser main body.Can drawer be extracted out after being filled, chalk dust is outwelled.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure:
1, blackboard eraser main body 2, air suction opening 3, switch
4, dust collection drawer
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is elaborated.
As shown in Figure 1, dust-sucking eraser, is made up of blackboard eraser main body 1, air suction opening 2, switch 3 and control of dust drawer 4, and the one side of described blackboard eraser main body 1 is evenly provided with some air suction openings 2; The face described blackboard eraser main body 1 not being arranged air suction opening 2 is provided with switch 3; The face described blackboard eraser main body 1 not being arranged air suction opening 2 is provided with dust collection drawer 4.
The course of work of this example: so in use, after user's blackboard wiping, chalk dust comes off.Only needing when erasing the board, pressing switch 3 simultaneously and just can start air suction opening 2 in blackboard eraser main body 1.Air suction opening 2 li produces suction, is sucked by chalk dust in the dust collection drawer 4 of 1 setting in blackboard eraser main body.Drawer 4 can be extracted out after being filled, chalk dust is outwelled.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (1)
1. dust-sucking eraser, is made up of blackboard eraser main body, air suction opening, switch and control of dust drawer, it is characterized in that: the one side of described blackboard eraser main body is evenly provided with some air suction openings; The face described blackboard eraser main body not being arranged air suction opening is provided with switch; The face described blackboard eraser main body not being arranged air suction opening is provided with dust collection drawer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420821676.2U CN204472333U (en) | 2014-12-20 | 2014-12-20 | Dust-sucking eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420821676.2U CN204472333U (en) | 2014-12-20 | 2014-12-20 | Dust-sucking eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204472333U true CN204472333U (en) | 2015-07-15 |
Family
ID=53628115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420821676.2U Expired - Fee Related CN204472333U (en) | 2014-12-20 | 2014-12-20 | Dust-sucking eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204472333U (en) |
-
2014
- 2014-12-20 CN CN201420821676.2U patent/CN204472333U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20151220 |
|
| EXPY | Termination of patent right or utility model |