CN204383016U - Self-erasable electric blackboard - Google Patents
Self-erasable electric blackboard Download PDFInfo
- Publication number
- CN204383016U CN204383016U CN201420737965.4U CN201420737965U CN204383016U CN 204383016 U CN204383016 U CN 204383016U CN 201420737965 U CN201420737965 U CN 201420737965U CN 204383016 U CN204383016 U CN 204383016U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- eraser
- electric
- dust
- flexibly connected
- 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 purpose of this utility model is to provide a kind of self-erasable electric blackboard, can automatically fast wipe blackboard, simultaneously can by dust absorption.It is characterized in that: comprise blackboard, described blackboard top is provided with transmission storehouse, inside, described transmission storehouse is provided with two gears, described two gear exterior are provided with driving chain, side, described transmission storehouse is provided with motor, described blackboard bottom is provided with dust collecting trough, described dust collecting trough top is provided with some air suction openings, described dust collecting trough side is provided with dust suction pump, described dust suction pump top is provided with controller, described blackboard front portion is provided with electric eraser, described electric eraser rear portion is provided with some blackboard eraser navigation buttons, described electric eraser bottom is provided with gag lever post, described blackboard side is provided with blackboard eraser operating key and forces dust suction key, the beneficial effects of the utility model are: can utilize the letter written with chalk on electric eraser erasing blackboard, save the time manually erased the board, dust collecting trough can by dust absorption simultaneously, decrease dust pollution.
Description
Technical field
The utility model relates to teaching aid field, particularly relates to a kind of self-erasable electric blackboard.
Background technology
The knowledge that present student need grasp gets more and more, the rhythm that relative classroom is given lessons is also more and more faster, content gets more and more, the corresponding raising of frequency of utilization of blackboard, teacher repeatedly writes full blackboard within a class of being everlasting needs whole erasing content to reuse, both wasted valuable time in classroom and also can produce a large amount of dust simultaneously, infringement had been produced to the health of Faculty and Students.
Utility model content
The purpose of this utility model is to provide a kind of self-erasable electric blackboard, automatically fast can wipe blackboard all or in part, can, by dust absorption, prevent Faculty and Students from sucking simultaneously.
The technical solution of the utility model is: a kind of self-erasable electric blackboard, it is characterized in that: comprise blackboard, described blackboard top is provided with transmission storehouse, be flexibly connected with blackboard, inside, described transmission storehouse is provided with two gears, be flexibly connected with blackboard, described two gear exterior are provided with driving chain, side, described transmission storehouse is provided with motor, be flexibly connected with blackboard, described blackboard bottom is provided with dust collecting trough, be flexibly connected with blackboard, described dust collecting trough top is provided with some air suction openings, described dust collecting trough side is provided with dust suction pump, be flexibly connected with blackboard, described dust suction pump top is provided with controller, be flexibly connected with blackboard, and be connected with dust collecting trough by pipeline, described blackboard front portion is provided with electric eraser, be flexibly connected with driving chain, described electric eraser rear portion is provided with some blackboard eraser navigation buttons, described electric eraser bottom is provided with gag lever post, be flexibly connected with blackboard, described blackboard side is provided with blackboard eraser operating key and forces dust suction key, described blackboard side is also provided with movable blackboard eraser.
Further, described blackboard eraser navigation button quantity is 4.
Further, described controller is 80C51 single-chip microcomputer.
Further, described blackboard eraser operating key comprises left key, right key and stop key.
The beneficial effects of the utility model are: can utilize the letter written with chalk on electric eraser erasing blackboard, save the time manually erased the board, and dust collecting trough by dust absorption, can decrease dust pollution simultaneously.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is the profile of the utility model front view.
Wherein: 1, transmission storehouse 2, blackboard 3, gag lever post
4, air suction opening 5, dust collecting trough 6, electric eraser
7, blackboard eraser operating key 8, pressure dust suction key 9, blackboard eraser navigation button
10, movable blackboard eraser 11, driving chain 12, gear
13, motor 14, controller 15, dust suction pump
Detailed description of the invention
Below in conjunction with accompanying drawing, brief description is made to detailed description of the invention of the present utility model.
As Fig. 1, a kind of self-erasable electric blackboard shown in Fig. 2, it is characterized in that: comprise blackboard 2, described blackboard 2 top is provided with transmission storehouse 1, be flexibly connected with blackboard 2, inside, described transmission storehouse 1 is provided with two gears 12, be flexibly connected with blackboard 2, described two gear 12 outsides are provided with driving chain 11, side, described transmission storehouse 1 is provided with motor 13, be flexibly connected with blackboard 2, described blackboard 2 bottom is provided with dust collecting trough 5, be flexibly connected with blackboard 3, described dust collecting trough 5 top is provided with some air suction openings 4, described dust collecting trough 5 side is provided with dust suction pump 15, be flexibly connected with blackboard 2, described dust suction pump 15 top is provided with controller 14, be flexibly connected with blackboard 2, and be connected with dust collecting trough 5 by pipeline, described blackboard 2 front portion is provided with electric eraser 6, be flexibly connected with driving chain 11, described electric eraser 6 rear portion is provided with some blackboard eraser navigation buttons 9, described electric eraser 6 bottom is provided with gag lever post 3, be flexibly connected with blackboard 2, described blackboard 2 side is provided with blackboard eraser operating key 7 and forces dust suction key 8, described blackboard 2 side is also provided with movable blackboard eraser 10.
Working method: the blackboard eraser of being located correspondence position by blackboard eraser navigation button 9 is contacted with blackboard or leaves, blackboard eraser operating key 7 and controller 14 is utilized to control motor 13 driven gear 12 and driving chain 11 moves, thus electric eraser 6 can be controlled move, letter written with chalk on erasing blackboard 2, in the process that electric eraser 6 erases the board, dust suction pump 15 is opened automatically, dust under wiping is sucked in dust collecting trough 5 by air suction opening 4, described electric eraser 6 can rest on the optional position of blackboard 2, can be used on blackboard 2 as ruler where necessary and draw lower straight line, when only needing can to use movable blackboard eraser 10 when wiping a certain local content on blackboard 2, and utilize simultaneously and force dust suction key 8 to open dust suction pump 15 to absorb dust.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (4)
1. a self-erasable electric blackboard, it is characterized in that: comprise blackboard, described blackboard top is provided with transmission storehouse, be flexibly connected with blackboard, inside, described transmission storehouse is provided with two gears, be flexibly connected with blackboard, described two gear exterior are provided with driving chain, side, described transmission storehouse is provided with motor, be flexibly connected with blackboard, described blackboard bottom is provided with dust collecting trough, be flexibly connected with blackboard, described dust collecting trough top is provided with some air suction openings, described dust collecting trough side is provided with dust suction pump, be flexibly connected with blackboard, described dust suction pump top is provided with controller, be flexibly connected with blackboard, and be connected with dust collecting trough by pipeline, described blackboard front portion is provided with electric eraser, be flexibly connected with driving chain, described electric eraser rear portion is provided with some blackboard eraser navigation buttons, described electric eraser bottom is provided with gag lever post, be flexibly connected with blackboard, described blackboard side is provided with blackboard eraser operating key and forces dust suction key, described blackboard side is also provided with movable blackboard eraser.
2. a kind of self-erasable electric blackboard according to claim 1, is characterized in that: described blackboard eraser navigation button quantity is 4.
3. a kind of self-erasable electric blackboard according to claim 1, is characterized in that: described controller is 80C51 single-chip microcomputer.
4. a kind of self-erasable electric blackboard according to claim 1, is characterized in that: described blackboard eraser operating key comprises left key, right key and stop key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420737965.4U CN204383016U (en) | 2014-11-28 | 2014-11-28 | Self-erasable electric blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420737965.4U CN204383016U (en) | 2014-11-28 | 2014-11-28 | Self-erasable electric blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204383016U true CN204383016U (en) | 2015-06-10 |
Family
ID=53355765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420737965.4U Expired - Fee Related CN204383016U (en) | 2014-11-28 | 2014-11-28 | Self-erasable electric blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204383016U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105059018A (en) * | 2015-08-10 | 2015-11-18 | 黄媛珍 | Electric self-cleaning teaching blackboard |
-
2014
- 2014-11-28 CN CN201420737965.4U patent/CN204383016U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105059018A (en) * | 2015-08-10 | 2015-11-18 | 黄媛珍 | Electric self-cleaning teaching blackboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20151128 |