CN203032236U - Dust-removing blackboard eraser - Google Patents
Dust-removing blackboard eraser Download PDFInfo
- Publication number
- CN203032236U CN203032236U CN 201320055889 CN201320055889U CN203032236U CN 203032236 U CN203032236 U CN 203032236U CN 201320055889 CN201320055889 CN 201320055889 CN 201320055889 U CN201320055889 U CN 201320055889U CN 203032236 U CN203032236 U CN 203032236U
- Authority
- CN
- China
- Prior art keywords
- dust
- blackboard eraser
- utility
- model
- rotating shaft
- 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 provides a dust-removing blackboard eraser which solves the problem of dust flying when a blackboard eraser of the prior art is used. The dust-removing blackboard eraser comprises a rotary shaft and a shell, wherein a sponge rotary drum is sleeved on the rotary shaft, cotton cloth is sleeved on the outer surface of the sponge rotary drum, a hinge used for fixing the rotary shaft is arranged on the shell, and a brush which is contacted with the cotton cloth is arranged in a groove of the shell.
Description
Technical field
The utility model relates to the realia field, particularly a kind of dust-removing blackboard eraser.
Background technology
Dust from flying when existing blackboard eraser erases the board has caused unnecessary damages for academics and students's health.
The utility model content
The utility model proposes a kind of dust-removing blackboard eraser, solved the problem of dust from flying when blackboard eraser uses in the prior art.
The technical solution of the utility model is achieved in that
A kind of dust-removing blackboard eraser comprises: rotating shaft, be arranged with sponge roller in the rotating shaft, and the outer surface of sponge roller is arranged with cotton; Shell, it is provided with the loose-leaf for fixing described rotating shaft, and its groove is provided with and the contacted hairbrush of described cotton.
Alternatively, the surface of described rotating shaft is provided with decorative pattern.
The beneficial effects of the utility model are: can effectively collect dust.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of dust-removing blackboard eraser of the utility model.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, a kind of dust-removing blackboard eraser of the present utility model comprises: rotating shaft 30, be arranged with sponge roller 10 in the rotating shaft 30, and the outer surface of sponge roller 10 is arranged with cotton 20; Shell 60, it is provided with the loose-leaf 40 for fixed rotating shaft 30, and its groove is provided with and cotton 20 contacted hairbrush 50.
Preferably, the surface of rotating shaft 30 is provided with decorative pattern, is used for the frictional force of increase and sponge roller 10.
Dust-removing blackboard eraser of the present utility model can the effective collection dust, and hairbrush and cotton rub mutually and can produce static, further improves the effect of dust collection.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (2)
1. a dust-removing blackboard eraser is characterized in that, comprising:
Rotating shaft is arranged with sponge roller in the rotating shaft, the outer surface of sponge roller is arranged with cotton;
Shell, it is provided with the loose-leaf for fixing described rotating shaft, and its groove is provided with and the contacted hairbrush of described cotton.
2. dust-removing blackboard eraser as claimed in claim 1 is characterized in that, the surface of described rotating shaft is provided with decorative pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320055889 CN203032236U (en) | 2013-01-11 | 2013-01-11 | Dust-removing blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320055889 CN203032236U (en) | 2013-01-11 | 2013-01-11 | Dust-removing blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203032236U true CN203032236U (en) | 2013-07-03 |
Family
ID=48684377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320055889 Expired - Fee Related CN203032236U (en) | 2013-01-11 | 2013-01-11 | Dust-removing blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203032236U (en) |
-
2013
- 2013-01-11 CN CN 201320055889 patent/CN203032236U/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: 20130703 Termination date: 20140111 |