CN2908193Y - Blackboard eraser - Google Patents
Blackboard eraser Download PDFInfo
- Publication number
- CN2908193Y CN2908193Y CN 200620091229 CN200620091229U CN2908193Y CN 2908193 Y CN2908193 Y CN 2908193Y CN 200620091229 CN200620091229 CN 200620091229 CN 200620091229 U CN200620091229 U CN 200620091229U CN 2908193 Y CN2908193 Y CN 2908193Y
- Authority
- CN
- China
- Prior art keywords
- pulleys
- blackboard eraser
- utility
- model
- rub body
- 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
Links
- 230000000875 corresponding Effects 0.000 claims abstract description 4
- 239000000428 dust Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 1
Abstract
The utility model is related to a blackboard eraser, which includes an erasing body. Three pulleys are hinged at the front-end of the erasing body with holes. The surface walls of the three pulleys are provided with hair brushes. The inner wall of the tail end of the erasing body is provided with three raised grooves. The three raised grooves are provided with hair brushes inside, which are corresponding with the hair brushes provided on the surface walls of the three pulleys. A stretching handle is provided at the tail end of the erasing body. The utility model is simple in structure, convenient in application, which can effectively absorb the dust and prevent the harm to human body caused by the excessive dust.
Description
Technical field the utility model relates to a kind of stationery, especially a kind of blackboard eraser.
Technical background is present, and the blackboard eraser that teaching is used is the disappear wooden blackboard eraser of dirt function of a kind of nothing, and dust during use is easy to be sucked by the people owing to can't eliminate, and human body is damaged.
The summary of the invention the purpose of this utility model is to overcome above-mentioned said shortcoming and a kind of blackboard eraser simple in structure is provided.
For achieving the above object, the utility model blackboard eraser, comprise rub body, for the front end at porose rub body is hinged with three pulleys, the surface wall of three pulleys is provided with hairbrush, the inner wall at end of rub body is provided with the groove of three projectioies, and it is corresponding with the hairbrush that the surface wall of three pulleys is provided with to be provided with hairbrush in the groove of three projectioies, and the end of rub body is provided with retractable handle.
The utility model has the advantages that: simple in structure, easy to use, can suck dust effectively, prevent that the many human bodies of dust from damaging.
Description of drawings Fig. 1 is the utility model blackboard eraser overall structure schematic diagram.
The specific embodiment such as Fig. 1 show, the utility model blackboard eraser, comprise rub body 1, for the front end at porose rub body 1 is hinged with three pulleys 2, the surface wall of three pulleys 2 is provided with hairbrush, the inner wall at end of rub body 1 is provided with the groove of three projectioies, and it is corresponding with the hairbrush that the surface wall of three pulleys 2 is provided with to be provided with hairbrush in the groove of three projectioies, and the end of rub body 1 is provided with retractable handle 3.
Claims (1)
1, a kind of blackboard eraser, comprise rub body (1), it is characterized in that: the front end at porose rub body (1) is hinged with three pulleys (2), the surface wall of three pulleys (2) is provided with hairbrush, the inner wall at end of rub body (1) is provided with the groove of three projectioies, it is corresponding with the hairbrush that the surface wall of three pulleys (2) is provided with to be provided with hairbrush in the groove of three projectioies, and the end of rub body (1) is provided with retractable handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620091229 CN2908193Y (en) | 2006-05-31 | 2006-05-31 | Blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620091229 CN2908193Y (en) | 2006-05-31 | 2006-05-31 | Blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2908193Y true CN2908193Y (en) | 2007-06-06 |
Family
ID=38127401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620091229 Expired - Fee Related CN2908193Y (en) | 2006-05-31 | 2006-05-31 | Blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2908193Y (en) |
-
2006
- 2006-05-31 CN CN 200620091229 patent/CN2908193Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |