CN202593109U - Dust absorption blackboard eraser - Google Patents
Dust absorption blackboard eraser Download PDFInfo
- Publication number
- CN202593109U CN202593109U CN 201220157379 CN201220157379U CN202593109U CN 202593109 U CN202593109 U CN 202593109U CN 201220157379 CN201220157379 CN 201220157379 CN 201220157379 U CN201220157379 U CN 201220157379U CN 202593109 U CN202593109 U CN 202593109U
- Authority
- CN
- China
- Prior art keywords
- dust absorption
- blackboard eraser
- housing
- absorption blackboard
- shell
- 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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- Cleaning In General (AREA)
Abstract
The utility model relates to a teaching appliance and particularly relates to a dust absorption blackboard eraser. The dust absorption blackboard eraser is characterized by comprising a shell, wherein brush hairs and dust absorption holes are arranged on the upper surface of the shell; a push-pull box located in the shell is arranged on the side part of the shell, and a dust collector is arranged in the push-pull box; and a switch connected with the dust collector is arranged on the side part of the shell, so that the dust absorption blackboard eraser provided by the utility model has a simple structure and a reasonable design.
Description
(1) technical field
The utility model relates to a kind of teaching aid, particularly a kind of dust absorption blackboard eraser.
(2) background technology
Erase the board through regular meeting in the time of school instruction, the inside, the classroom that can do when erasing the board powder disorderly flies, and has influenced normal quality on class, and Faculty and Students healthy caused bad influence, causes pulmonary infection easily.
(3) summary of the invention
The utility model provides a kind of simple in structure, practical and convenient dust absorption blackboard eraser in order to remedy the deficiency of prior art.
The utility model is realized through following technical scheme:
A kind of dust absorption blackboard eraser is characterized in that: comprise housing, the housing upper surface is provided with bristle and air suction opening; Said housing is equipped with the drawing and pulling type box that is positioned at housing in sidepiece, and the drawing and pulling type cassette interior is provided with dust catcher; Said housing sidepiece is provided with the switch that connects dust catcher.
The beneficial effect of the utility model is: this utility model dust absorption blackboard eraser is simple in structure; Practical and convenient; Can powder be adsorbed onto the box the inside when erasing the board, reduce wafting of indoor powder, help to improve classroom environment; Health to student and teacher also plays certain guaranteeing role, is suitable for wide popularization and application.
(4) description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Accompanying drawing 1 is the structural representation of the utility model;
Among the figure, 1 housing, 2 bristles, 3 air suction openings, 4 drawing and pulling type boxes, 5 dust catchers, 6 switches.
(5) specific embodiment
Accompanying drawing is a kind of specific embodiment of the utility model.This embodiment comprises housing 1, and housing 1 upper surface is provided with bristle 2 and air suction opening 3; Said housing 1 is equipped with the drawing and pulling type box 4 that is positioned at housing 1 in sidepiece, and drawing and pulling type box 4 set inside have dust catcher 5; Said housing 1 sidepiece is provided with the switch 6 that connects dust catcher 5.
Claims (1)
1. dust absorption blackboard eraser, it is characterized in that: comprise housing (1), housing (1) upper surface is provided with bristle (2) and air suction opening (3); Said housing (1) is equipped with the drawing and pulling type box (4) that is positioned at housing (1) in sidepiece, and drawing and pulling type box (4) set inside has dust catcher (5); Said housing (1) sidepiece is provided with the switch (6) that connects dust catcher (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220157379 CN202593109U (en) | 2012-04-16 | 2012-04-16 | Dust absorption blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220157379 CN202593109U (en) | 2012-04-16 | 2012-04-16 | Dust absorption blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202593109U true CN202593109U (en) | 2012-12-12 |
Family
ID=47310692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220157379 Expired - Fee Related CN202593109U (en) | 2012-04-16 | 2012-04-16 | Dust absorption blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202593109U (en) |
-
2012
- 2012-04-16 CN CN 201220157379 patent/CN202593109U/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: 20121212 Termination date: 20130416 |