CN202345210U - Blackboard eraser - Google Patents
Blackboard eraser Download PDFInfo
- Publication number
- CN202345210U CN202345210U CN2011205611681U CN201120561168U CN202345210U CN 202345210 U CN202345210 U CN 202345210U CN 2011205611681 U CN2011205611681 U CN 2011205611681U CN 201120561168 U CN201120561168 U CN 201120561168U CN 202345210 U CN202345210 U CN 202345210U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- felt
- bristle
- eraser body
- chuck
- 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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Abstract
The utility model discloses a blackboard eraser, which comprises a blackboard eraser body (1) and erasing hairs (6), and is characterized in that a plurality of flanges (3) are arranged at the front end and the rear end of the upper part of the blackboard eraser body (1) respectively; a rotating shaft (4) is arranged between two adjacent flanges (3), and clamping disks (2) with sawteeth are arranged on the rotating shafts (4); the erasing hairs (6) are arranged on a felt (7); and the felt is clamped on the blackboard eraser body (1) through the sawteeth on the clamping disks (2). Due to the structure, effects of sanitation, convenience and an effect of erasing hairs conveniently are achieved.
Description
Technical field
The utility model relates to a kind of blackboard eraser, relates in particular to a kind of blackboard eraser of conveniently replaced bristle.
Background technology
Blackboard eraser is a requisite teaching aid in the teaching at present; No matter the teacher still is that the student is in the blackboard wiping process; The capital has chalk dust to fall, and on one's body dust can be fallen, uses the place of its placement of making dirty easily behind the intact blackboard of bristle wiping on the blackboard eraser for a long time; Not only influence environmental sanitation, also can cause certain influence the health that wiping.
Summary of the invention
The purpose of the utility model provides a kind of simple in structure, health, the blackboard eraser of convenient better bristle.
The technical scheme of the utility model is a kind of blackboard eraser; It comprises blackboard eraser body 1 and bristle 6; It is characterized in that: be respectively equipped with some flanges 3 in the rear and front end, top of said blackboard eraser body 1; Between said two adjacent flanges 3, be provided with the chuck 2 that rotating shaft 4 which is provided with toothed, said bristle 6 is arranged on the felt-cloth 7, through the sawtooth on the said chuck 2 said felt-cloth is connected on the said blackboard eraser body 1.
The technical scheme of the utility model also is equipped with the double body of rod 5 of doing handle in addition on the top of said blackboard eraser body 1.
The beneficial effect of the utility model is to be respectively equipped with some flanges 3 through the rear and front end, top at said blackboard eraser body 1; Between said two adjacent flanges 3, be provided with the chuck 2 that rotating shaft 4 which is provided with toothed; Said bristle 6 is arranged on the felt-cloth 7, through the sawtooth on the said chuck 2 said felt-cloth is connected on the said blackboard eraser body 1; During use, the chuck 2 of toothed is opened, the felt-cloth that will have a bristle 6 is placed on rear and front end place's rotary chuck 2 of blackboard eraser body 1 and is fixed through the sawtooth on it, just the erasable blackboard; In addition, the double body of rod 5 of doing handle is installed also on the top of blackboard eraser body 1, during blackboard wiping can away from dust and can remedy because of the not enough wiping of height less than phenomenon take place, realized health, the effect of convenient better bristle.
Description of drawings
Fig. 1 is the structural representation of the utility model
Fig. 2 is the vertical view among Fig. 1
Among Fig. 1,21, the blackboard eraser body, 2, chuck, 3, flange, 4, rotating shaft, 5, the body of rod, 6, bristle, 7, felt-cloth.
The specific embodiment
According to Fig. 1, shown in 2, the utility model relates to a kind of blackboard eraser, and it comprises blackboard eraser body 1 and bristle 6; Be respectively equipped with some flanges 3 in the rear and front end, top of said blackboard eraser body 1; Between said two adjacent flanges 3, be provided with the chuck 2 that rotating shaft 4 which is provided with toothed, said bristle 6 is arranged on the felt-cloth 7, through the sawtooth on the said chuck 2 said felt-cloth is connected on the said blackboard eraser body 1; During use; The chuck 2 of toothed is opened, and the felt-cloth that will have a bristle 6 is placed on rear and front end place's rotary chuck 2 of blackboard eraser body 1 and is fixed through the sawtooth on it, just the erasable blackboard; In addition, the double body of rod 5 of doing handle is installed also on the top of blackboard eraser body 1, during blackboard wiping can away from dust and can remedy because of the not enough wiping of height less than phenomenon take place, realized health, the effect of convenient better bristle.
Claims (2)
1. blackboard eraser; It comprises blackboard eraser body (1) and bristle (6); It is characterized in that: be respectively equipped with some flanges (3) in the rear and front end, top of said blackboard eraser body (1); Between said adjacent two flanges (3), be provided with the chuck (2) that rotating shaft (4) which is provided with toothed, said bristle (6) is arranged on the felt-cloth (7), through the sawtooth on the said chuck (2) said felt-cloth is connected on the said blackboard eraser body (1).
2. blackboard eraser according to claim 1 is characterized in that: (10 top also is equipped with the double body of rod (5) of doing handle at said blackboard eraser body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205611681U CN202345210U (en) | 2011-12-12 | 2011-12-12 | Blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205611681U CN202345210U (en) | 2011-12-12 | 2011-12-12 | Blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202345210U true CN202345210U (en) | 2012-07-25 |
Family
ID=46534236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205611681U Expired - Fee Related CN202345210U (en) | 2011-12-12 | 2011-12-12 | Blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202345210U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107245778A (en) * | 2017-06-30 | 2017-10-13 | 湖北安棉纺织有限公司 | Traveller clearer and its clean method with bristle |
-
2011
- 2011-12-12 CN CN2011205611681U patent/CN202345210U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107245778A (en) * | 2017-06-30 | 2017-10-13 | 湖北安棉纺织有限公司 | Traveller clearer and its clean method with bristle |
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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: 20120725 Termination date: 20121212 |