CN201456815U - Dustproof blackboard eraser - Google Patents
Dustproof blackboard eraser Download PDFInfo
- Publication number
- CN201456815U CN201456815U CN2009200166660U CN200920016666U CN201456815U CN 201456815 U CN201456815 U CN 201456815U CN 2009200166660 U CN2009200166660 U CN 2009200166660U CN 200920016666 U CN200920016666 U CN 200920016666U CN 201456815 U CN201456815 U CN 201456815U
- Authority
- CN
- China
- Prior art keywords
- board body
- blackboard
- blackboard eraser
- handle
- dust
- 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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Abstract
The utility model relates to a dustproof blackboard eraser, which comprises a rectangular board body, wherein the board body is of a hollow structure, a dust collector is arranged inside the hollow cavity body, the surface of the board body corresponding to a dust absorption port of the dust collector is provided with a plurality of through holes, and the periphery of the through holes is provided with a brush; and the surface of the board body which is parallel to the brush is provided with a handle, and a cover body with an opening is arranged outside the handle. When in use, the hand can be nested inside the cover body to hold the handle so as to start the dust collector inside the board body, and the brush on the bottom surface of the board body is contacted with the blackboard, so the brush moves forwards and backwards on the surface of the blackboard, the writing on the blackboard can be effectively cleaned, and the dust prevention can be realized so as to maintain the hand clean. The dustproof blackboard eraser has the advantages of simple structure, convenient application, reasonable structure and the like, and can bring about great convenience to the teachers.
Description
Technical field the utility model relates to a kind of teaching aid, especially a kind of dust-proof blackboard eraser.
The background technology blackboard eraser is to wipe one of requisite articles for use of writing on the blackboard on the instructors class hour, but existing blackboard eraser function singleness, people's use needs can not have been satisfied, for example: existing blackboard eraser does not have the dustproof function, do not have the function that keeps hand hygiene, these have brought inconvenience all for people's use.
The summary of the invention the purpose of this utility model has overcome above-mentioned said deficiency, and a kind of dust-proof blackboard eraser is provided, and is used to solve existing blackboard eraser function singleness, can not satisfy the problem that people use needs.
For achieving the above object, the utility model dust-proof blackboard eraser comprises the rectangle plate body, and plate body is a hollow structure, and is provided with dust catcher in the cavity body therein, is provided with a plurality of open-works in the one side of the corresponding dust catcher suction port of plate body, and is provided with bristle at the periphery of open-work; The one side that is parallel to bristle at plate body is provided with handle, and is provided with the cover body that has opening outside handle.
After adopting said structure, during use, hand can be nested into the inside of cover body, hold handle, enable the dust catcher of plate body inside, the bristle of plate body bottom surface is contacted with blackboard, make bristle on the surface of blackboard moving back and forth, can be effectively with the writing on the blackboard wiped clean of blackboard, and can accomplish to prevent dust, keep the effect of hand hygiene.
The utility model has the advantages that: simple in structure, easy to use, structure rationally brings greater convenience for the use of instructors.
Description of drawings Fig. 1 is the overall structure schematic diagram of the utility model dust-proof blackboard eraser.
The specific embodiment as shown in Figure 1, the utility model dust-proof blackboard eraser comprises rectangle plate body 1, plate body 1 is a hollow structure, and be provided with dust catcher 2 in the cavity body therein, be provided with a plurality of open-works 3 in the one side of plate body 1 corresponding dust catcher 2 suction ports, and be provided with bristle 4 at the periphery of open-work 3; The one side that is parallel to bristle 4 at plate body 1 is provided with handle 5, and is provided with the cover body 6 that has opening outside handle 5.
Claims (1)
1. dust-proof blackboard eraser, comprise rectangle plate body (1), it is characterized in that: plate body (1) is a hollow structure, and be provided with dust catcher (2) in the cavity body therein, one side at the corresponding dust catcher of plate body (1) (2) suction port is provided with a plurality of open-works (3), and is provided with bristle (4) at the periphery of open-work (3); The one side that is parallel to bristle (4) at plate body (1) is provided with handle (5), and is provided with the cover body (6) that has opening outside handle (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200166660U CN201456815U (en) | 2009-08-21 | 2009-08-21 | Dustproof blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200166660U CN201456815U (en) | 2009-08-21 | 2009-08-21 | Dustproof blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201456815U true CN201456815U (en) | 2010-05-12 |
Family
ID=42384169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200166660U Expired - Fee Related CN201456815U (en) | 2009-08-21 | 2009-08-21 | Dustproof blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201456815U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103393520A (en) * | 2013-07-31 | 2013-11-20 | 孙严 | Supply room sterilizing and protection device |
| CN106739705A (en) * | 2017-03-09 | 2017-05-31 | 苏州经贸职业技术学院 | A kind of dust absorption blackboard eraser |
| CN108209705A (en) * | 2018-02-05 | 2018-06-29 | 关柏华 | The miniature blackboard dust-collector of Wrist wearable type |
| CN109050115A (en) * | 2018-07-13 | 2018-12-21 | 中山市民众锦标学校 | A kind of dust-proof chalk eraser |
-
2009
- 2009-08-21 CN CN2009200166660U patent/CN201456815U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103393520A (en) * | 2013-07-31 | 2013-11-20 | 孙严 | Supply room sterilizing and protection device |
| CN106739705A (en) * | 2017-03-09 | 2017-05-31 | 苏州经贸职业技术学院 | A kind of dust absorption blackboard eraser |
| CN108209705A (en) * | 2018-02-05 | 2018-06-29 | 关柏华 | The miniature blackboard dust-collector of Wrist wearable type |
| CN109050115A (en) * | 2018-07-13 | 2018-12-21 | 中山市民众锦标学校 | A kind of dust-proof chalk eraser |
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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: 20100512 Termination date: 20100821 |