CN204309482U - A kind of Dustless eraser - Google Patents
A kind of Dustless eraser Download PDFInfo
- Publication number
- CN204309482U CN204309482U CN201420786430.6U CN201420786430U CN204309482U CN 204309482 U CN204309482 U CN 204309482U CN 201420786430 U CN201420786430 U CN 201420786430U CN 204309482 U CN204309482 U CN 204309482U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- eraser body
- wall
- utility
- magnet
- 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 discloses a kind of Dustless eraser, mainly comprise blackboard eraser body, wheel, battery, drive unit and magnet, described blackboard eraser body interior is located at by described battery, described blackboard eraser body outer wall is provided with wheel, described wheel connecting drive device, described drive unit is connected with storage battery, and described blackboard eraser body outer wall is provided with magnet.By being provided with magnet on blackboard eraser body outer wall, thus when erasing the board with blackboard eraser body, can make to produce magneticaction between blackboard eraser body and blackboard, thus chalk foam can be fixed on blackboard eraser body outer wall, preventing it from occurring the situation of flying upward.The utility model structure is simple, and easy to use, result of use is good.
Description
Technical field
The utility model relates to a kind of realia, more particularly, relates to a kind of Dustless eraser.
Background technology
All can there is the situation that chalk foam flies upward in the existing blackboard eraser used in teaching, be drawn in human body, can cause breathing problem.
Therefore, owing to there is above-mentioned technological deficiency in prior art, be those skilled in that art's technical problems urgently to be resolved hurrily.
Utility model content
The purpose of this utility model, for providing a kind of Dustless eraser, is intended to solve in prior art the problem that the chalk foam that exists flies upward.
For achieving the above object, the utility model provides following technical scheme:
A kind of Dustless eraser, mainly comprise blackboard eraser body, wheel, battery, drive unit and magnet, described blackboard eraser body interior is located at by described battery, described blackboard eraser body outer wall is provided with wheel, described wheel connecting drive device, described drive unit is connected with storage battery, and described blackboard eraser body outer wall is provided with magnet.
Usefulness of the present utility model is: by being provided with magnet on blackboard eraser body outer wall, thus can when erasing the board with blackboard eraser body, can make to produce magneticaction between blackboard eraser body and blackboard, thus chalk foam can be fixed on blackboard eraser body outer wall, prevent it from occurring the situation of flying upward.The utility model structure is simple, and easy to use, result of use is good.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model;
In figure: 1 is blackboard eraser body; 2 is wheel; 3 is battery; 4 is drive unit; 5 is magnet.
Detailed description of the invention
The utility model provides a kind of Dustless eraser, and the utility model structure is simple, and easy to use, result of use is good.
Below in conjunction with the accompanying drawing in the utility model embodiment, carry out clear and detailed description to the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
A kind of Dustless eraser as shown in Figure 1, mainly comprise blackboard eraser body 1, wheel 2, battery 3, drive unit 4 and magnet 5, it is inner that described blackboard eraser body 1 is located at by described battery 3, described blackboard eraser body 1 outer wall is provided with wheel 2, described wheel 2 connecting drive device 4, described drive unit 4 is electrically connected with battery 3, and described blackboard eraser body 1 outer wall is provided with magnet 5.By being provided with magnet 5 on blackboard eraser body 1 outer wall, thus when erasing the board with blackboard eraser body 1, can make to produce magneticaction between blackboard eraser body 1 and blackboard, thus chalk foam can be fixed on blackboard eraser body 1 outer wall, prevent it from occurring the situation of flying upward.The utility model structure is simple, and easy to use, result of use is good.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.Be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (1)
1. a Dustless eraser, it is characterized in that: mainly comprise blackboard eraser body, wheel, battery, drive unit and magnet, described blackboard eraser body interior is located at by described battery, described blackboard eraser body outer wall is provided with wheel, described wheel connecting drive device, described drive unit is connected with storage battery, and described blackboard eraser body outer wall is provided with magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786430.6U CN204309482U (en) | 2014-12-12 | 2014-12-12 | A kind of Dustless eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786430.6U CN204309482U (en) | 2014-12-12 | 2014-12-12 | A kind of Dustless eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204309482U true CN204309482U (en) | 2015-05-06 |
Family
ID=53131812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420786430.6U Expired - Fee Related CN204309482U (en) | 2014-12-12 | 2014-12-12 | A kind of Dustless eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204309482U (en) |
-
2014
- 2014-12-12 CN CN201420786430.6U patent/CN204309482U/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: 20150506 Termination date: 20151212 |
|
| EXPY | Termination of patent right or utility model |