CN202986565U - Labor-saving blackboard eraser and blackboard - Google Patents
Labor-saving blackboard eraser and blackboard Download PDFInfo
- Publication number
- CN202986565U CN202986565U CN 201220733556 CN201220733556U CN202986565U CN 202986565 U CN202986565 U CN 202986565U CN 201220733556 CN201220733556 CN 201220733556 CN 201220733556 U CN201220733556 U CN 201220733556U CN 202986565 U CN202986565 U CN 202986565U
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- blackboard
- blackboard eraser
- labor
- saving
- eraser body
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Abstract
The utility model discloses a labor-saving blackboard eraser and a blackboard with the same. The labor-saving blackboard eraser comprises a blackboard eraser body (11) and a driving motor (12) for driving the blackboard eraser body (11) to repeatedly move leftwards and rightwards on the blackboard, wherein a roller (111) is arranged at each of two ends of the blackboard eraser body (11); and the roller (111) at one end of the blackboard eraser body (11) is connected with the driving motor (12). According to the labor-saving blackboard eraser and the blackboard, the blackboard eraser body is driven through the driving motor to move leftwards and rightwards on the blackboard, so that the blackboard is not required to be manually erased; and the blackboard eraser is convenient to use, labor-saving and practical, and can prevent the health from being affected by sucking dust when the blackboard is manually erased.
Description
Technical field
The utility model relates to teaching aid, relates in particular to a kind of Labor-saving blackboard eraser and has the blackboard of this Labor-saving blackboard eraser.
Background technology
Blackboard eraser is a kind of teaching aid, is seen everywhere in each school.At present, most defeated blackboard eraser is all a slight brush that is independent of blackboard, and during use, it ceaselessly need to be brandished on blackboard back and forth can erasing out handwriting, trouble not only, and effort relatively.
The utility model content
In view of this, the utility model provides a kind of Labor-saving blackboard eraser and has had the blackboard of this Labor-saving blackboard eraser, drives blackboard eraser by drive motors and moves left and right on blackboard, thereby provide foundation for the quality of Real-Time Evaluation CPR.
The utility model solves the problems of the technologies described above by following technological means:
The utility model provides a kind of Labor-saving blackboard eraser, comprise the blackboard eraser body, and be used for driving the described blackboard eraser body drive motors that move repeatedly the left and right on blackboard, and the two ends of described blackboard eraser body are provided with roller, and the roller of described blackboard eraser body one end is connected with described drive motors.
Further, the height of the length of described blackboard eraser body and blackboard is complementary.
Further, be provided with dust exhaust apparatus in described blackboard eraser body.
The utility model also provides a kind of blackboard, comprises blackboard body and framework, and the upper and lower side of described framework is provided with guide rail, above-mentioned Labor-saving blackboard eraser, and the roller at the blackboard eraser body two ends of described Labor-saving blackboard eraser matches with described guide rail.
Implement the beneficial effect of Labor-saving blackboard eraser of the present utility model and blackboard:
Labor-saving blackboard eraser of the present utility model and blackboard drive the blackboard eraser body by drive motors and move left and right on blackboard, do not need manually to wipe, and be easy to use, and laborsaving practicality also can avoid sucking dust because manually erasing the board simultaneously unhealthful.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of an embodiment of Labor-saving blackboard eraser of the present utility model;
Fig. 2 is the structural representation with blackboard one embodiment of Labor-saving blackboard eraser of the present utility model.
The specific embodiment
Below with reference to accompanying drawing, the utility model is elaborated.
Referring to Fig. 1, structural representation for an embodiment of a kind of Labor-saving blackboard eraser of the present utility model, during concrete enforcement, the Labor-saving blackboard eraser 1 of the present embodiment comprises blackboard eraser body 11, and for driving this blackboard eraser body 11 drive motors 12 that move repeatedly the left and right on blackboard, the two ends of this blackboard eraser body 11 are provided with roller 111, and the roller 111 of blackboard eraser body 11 1 ends is connected with this drive motors 12.
During concrete enforcement, these drive motors 12 external power supplys, and by controlling its forward to these drive motors 12 access forward currents, and drive roller 111 forwards of these blackboard eraser body 11 1 ends, make this blackboard eraser body 11 move right, control its counter-rotating to these drive motors 12 access reversing the currents, and drive roller 111 backward rotation of these blackboard eraser body 11 1 ends, make this blackboard eraser body 11 be moved to the left.
In the present embodiment, the height of the length of this blackboard eraser body 11 and blackboard is complementary.
Dust disperses in the air when wiping, and adopts dust absorption blackboard eraser in the present embodiment, namely is provided with small-sized dust exhaust apparatus 112 in this blackboard eraser body 11.
The Labor-saving blackboard eraser of the present embodiment drives blackboard eraser body 11 by drive motors 12 and moves left and right on blackboard, does not need manually to wipe, and is easy to use, and laborsaving practicality also can avoid sucking dust because manually erasing the board simultaneously unhealthful.
Based on the Labor-saving blackboard eraser of above-described embodiment, the utility model also provides a kind of blackboard, is described in detail below in conjunction with the drawings and specific embodiments.
Referring to Fig. 2, structural representation for an embodiment of a kind of blackboard of the present utility model, during concrete enforcement, this blackboard 2 of the present embodiment comprises blackboard body 21, Labor-saving blackboard eraser 1 in framework 22 and above-described embodiment, wherein the upper and lower side of this framework 22 is provided with guide rail 221, wherein, the roller 111 at blackboard eraser body 11 two ends of Labor-saving blackboard eraser 1 matches with this guide rail 221, and the drive motors 12 of Labor-saving blackboard eraser 1 is arranged on the top of this framework 22.
In certain the present embodiment, this drive motors 12 also can be arranged on other positions of blackboard 2.
Guide rail on the framework of the roller of the present embodiment by Labor-saving blackboard eraser two ends and blackboard matches, then under the driving of drive motors, makes this Labor-saving blackboard eraser automatically to move left and right on the guide rail of framework, thereby realize automatic erasing out handwriting, and is convenient and strength-saving.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. Labor-saving blackboard eraser, it is characterized in that, comprise blackboard eraser body (11), and for driving described blackboard eraser body (11) drive motors (12) that move repeatedly the left and right on blackboard, the two ends of described blackboard eraser body (11) are provided with roller (111), and the roller (111) of described blackboard eraser body (11) one ends is connected with described drive motors (12).
2. Labor-saving blackboard eraser as claimed in claim 1, is characterized in that, the length of described blackboard eraser body and the height of blackboard are complementary.
3. Labor-saving blackboard eraser as claimed in claim 1 or 2, is characterized in that, is provided with dust exhaust apparatus (112) in described blackboard eraser body (11).
4. blackboard, comprise blackboard body (21) and framework (22), it is characterized in that, the upper and lower side of described framework (22) is provided with guide rail (221), described blackboard also comprises Labor-saving blackboard eraser as described in any one in claims 1 to 3, and the roller at blackboard eraser body (11) two ends of described Labor-saving blackboard eraser matches with described guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220733556 CN202986565U (en) | 2012-12-27 | 2012-12-27 | Labor-saving blackboard eraser and blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220733556 CN202986565U (en) | 2012-12-27 | 2012-12-27 | Labor-saving blackboard eraser and blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202986565U true CN202986565U (en) | 2013-06-12 |
Family
ID=48557777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220733556 Expired - Fee Related CN202986565U (en) | 2012-12-27 | 2012-12-27 | Labor-saving blackboard eraser and blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202986565U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950322A (en) * | 2014-01-01 | 2014-07-30 | 梅有智 | Blackboard with electric eraser |
| CN104527276A (en) * | 2014-12-15 | 2015-04-22 | 广西大学 | Blackboard eraser |
-
2012
- 2012-12-27 CN CN 201220733556 patent/CN202986565U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950322A (en) * | 2014-01-01 | 2014-07-30 | 梅有智 | Blackboard with electric eraser |
| CN104527276A (en) * | 2014-12-15 | 2015-04-22 | 广西大学 | 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: 20130612 Termination date: 20131227 |