CN203198531U - Rotary drum type magnetic blackboard eraser - Google Patents
Rotary drum type magnetic blackboard eraser Download PDFInfo
- Publication number
- CN203198531U CN203198531U CN 201320143284 CN201320143284U CN203198531U CN 203198531 U CN203198531 U CN 203198531U CN 201320143284 CN201320143284 CN 201320143284 CN 201320143284 U CN201320143284 U CN 201320143284U CN 203198531 U CN203198531 U CN 203198531U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- rotary drum
- drum type
- type magnetic
- user
- 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 rotary drum type magnetic blackboard eraser. The rotary drum type magnetic blackboard eraser comprises a blackboard eraser body, a magnetic layer and a handle, wherein the blackboard eraser body is of a rotary drum type, a wiping face covers the surface of the blackboard eraser body, the magnetic layer is arranged on an inner layer of the blackboard eraser body, the front end of the handle penetrates through the blackboard eraser body to form a shaft center, thus, efficiency of operation of a user is improved, burden of the user is reduced, the user can accomplish wiping of most of writing board surfaces in a short time, and usage of the rotary drum type blackboard eraser is no longer a hard job.
Description
Technical field
The utility model relates to the teaching aid field, relates in particular to a kind of cylinder-type magnetic blackboard eraser.
Background technology
For present blackboard eraser, because blackboard eraser is big or small limited, need in use very large power that blackboard eraser is attached on the blackboard, to the roomy clipboard face of what, each time wiping all is tiring work, and inefficiency.
The utility model content
The purpose of this utility model is to be to provide a kind of roller-type blackboard to wipe, and increases the efficient of user's operation, reduces user's burden, and can finish at short notice the wiping of most clipboard face, allows and uses blackboard eraser no longer to become hard job.
According to an aspect of the present utility model, provide a kind of roller-type blackboard to wipe, comprise blackboard eraser, magnetosphere and lever, blackboard eraser is cylinder type, and its surface coverage has wiping surface, and magnetosphere is arranged on the internal layer of blackboard eraser, the lever front end places blackboard eraser and forms the axle center, and lever is provided with gripping surface.
The utility model is simple in structure, and is easy to use, increases the efficient of user's operation, and reduces burden.
Description of drawings
Fig. 1 is the structural representation of a kind of cylinder-type magnetic blackboard eraser of the utility model.
The specific embodiment
Below in conjunction with description of drawings, the utility model is described in further detail.
As shown in Figure 1, a kind of cylinder-type magnetic blackboard eraser comprises blackboard eraser 1, magnetosphere 3 and lever 2, blackboard eraser 1 is cylinder type, its surface coverage has wiping surface 11, with the wiping of roll mode large tracts of land, magnetosphere 3 is arranged on the internal layer of blackboard eraser 1, this magnetosphere 3 can produce suction-operated to the clipboard face with magnetic conductivity, be attached to strength on the clipboard face to increase the cylinder-type magnetic blackboard eraser, allow the user can effortless cleaning of carrying out this clipboard face, lever 2 front ends place blackboard eraser and form axle center 21, lever 2 is provided with gripping surface 22, conveniently holds lever 2 with operation blackboard eraser 1, thereby increases the efficient of user's operation, and can finish at short notice the wiping of most clipboard face, allow and use blackboard eraser no longer to become hard job.
The above only is a kind of embodiment of the present utility model; should be pointed out that to those skilled in the art, under the prerequisite that does not break away from the utility model creation design; can also make some similar distortion and improvement, these also should be considered as within the protection domain of the present utility model.
Claims (1)
1. cylinder-type magnetic blackboard eraser, it is characterized in that: comprise a blackboard eraser, a magnetosphere and a lever, described blackboard eraser is cylinder type, its surface coverage has wiping surface, described magnetosphere is arranged on the internal layer of described blackboard eraser, described lever front end places described blackboard eraser and forms the axle center, and described lever is provided with gripping surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320143284 CN203198531U (en) | 2013-03-26 | 2013-03-26 | Rotary drum type magnetic blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320143284 CN203198531U (en) | 2013-03-26 | 2013-03-26 | Rotary drum type magnetic blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203198531U true CN203198531U (en) | 2013-09-18 |
Family
ID=49142668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320143284 Expired - Fee Related CN203198531U (en) | 2013-03-26 | 2013-03-26 | Rotary drum type magnetic blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203198531U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144475A (en) * | 2013-03-27 | 2013-06-12 | 沈裕群 | Drum type blackboard eraser |
| CN103182890A (en) * | 2013-03-26 | 2013-07-03 | 蔡洪平 | Expansion cylinder type magnetic blackboard eraser |
-
2013
- 2013-03-26 CN CN 201320143284 patent/CN203198531U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103182890A (en) * | 2013-03-26 | 2013-07-03 | 蔡洪平 | Expansion cylinder type magnetic blackboard eraser |
| CN103144475A (en) * | 2013-03-27 | 2013-06-12 | 沈裕群 | Drum type blackboard 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: 20130918 Termination date: 20140326 |