CN201077274Y - Blackboard having electric blackboard eraser and rear-vision mirror - Google Patents
Blackboard having electric blackboard eraser and rear-vision mirror Download PDFInfo
- Publication number
- CN201077274Y CN201077274Y CNU2007200860662U CN200720086066U CN201077274Y CN 201077274 Y CN201077274 Y CN 201077274Y CN U2007200860662 U CNU2007200860662 U CN U2007200860662U CN 200720086066 U CN200720086066 U CN 200720086066U CN 201077274 Y CN201077274 Y CN 201077274Y
- Authority
- CN
- China
- Prior art keywords
- blackboard
- utility
- model
- eraser
- swinging devices
- 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 blackboard with two electrical blackboard erasers and two rearview mirrors. The utility model is characterized in that: two electrical swinging devices are arranged above the blackboard side by side, and two retractable rocker arms are respectively arranged on the two electrical swinging devices and connected with two blackboard erasers attached on the blackboard; a control switch is arranged under the blackboard, and two rearview mirrors are respectively arranged above two sides of the blackboard. The utility model has the advantages that: the chalk writings on the blackboard can be easy erased by the electrical swinging devices; teachers, when writing on the blackboard, can clearly view the listening states of the students rearward via the rearview mirrors above two sides.
Description
Affiliated technical field
The utility model relates to the blackboard that a kind of school uses, a kind of specifically blackboard with electronic blackboard eraser and rearview mirror.
Background technology
Now the teacher is at school the time, and on blackboard, constantly write and wipe word and explain, owing to will write and will say, and to constantly wipe word, and go back GPRS classroom student's discipline simultaneously, work is very tired.
Summary of the invention
The utility model provides a kind of blackboard with electronic blackboard eraser and rearview mirror at the practical problem of above-mentioned existence, can effectively alleviate teacher's fatigue.
The utility model comprises blackboard and electric swinging device and blackboard eraser, the technical scheme that is adopted: two electric swinging devices are housed above blackboard side by side, two electric swinging devices respectively are provided with a telescopic rocker arm and are connected with blackboard eraser on being attached to blackboard, below blackboard, be provided with regulating switch, and a rearview mirror respectively is housed above the both sides of blackboard.
The beneficial effects of the utility model are: starting regulating switch can wipe letter written with chalk on the blackboard in electronic mode by electric swinging device, simultaneously, on blackboard, write, during back to the student, can clearly understand student's the state of listening to the teacher from the rearview mirror of top, both sides, provide very big convenience for the teacher teaches and wipes letter written with chalk, alleviated teacher's work workload.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Accompanying drawing is the utility model structural representation.
The specific embodiment
Among the figure: two electric swinging devices 4 are housed above blackboard 1 side by side, blackboard eraser 2 on two electric swinging devices 4 respectively are provided with a telescopic rocker arm 3 and are attached to blackboard 1 is connected, below blackboard 1, be provided with regulating switch 6, and a rearview mirror 5 respectively is housed above the both sides of blackboard 1.
Claims (1)
1. the blackboard of charged moving blackboard eraser and rearview mirror, comprise blackboard (1) and electric swinging device (4) and blackboard eraser (2), it is characterized in that: two electric swinging devices (4) are housed side by side in the top of blackboard (1), blackboard eraser (2) on two electric swinging devices (4) respectively are provided with a telescopic rocker arm (3) and are attached to blackboard (1) is connected, be provided with regulating switch (6) in the below of blackboard (1), and a rearview mirror (5) respectively be housed in the top, both sides of blackboard (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200860662U CN201077274Y (en) | 2007-07-20 | 2007-07-20 | Blackboard having electric blackboard eraser and rear-vision mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200860662U CN201077274Y (en) | 2007-07-20 | 2007-07-20 | Blackboard having electric blackboard eraser and rear-vision mirror |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201077274Y true CN201077274Y (en) | 2008-06-25 |
Family
ID=39569329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200860662U Expired - Fee Related CN201077274Y (en) | 2007-07-20 | 2007-07-20 | Blackboard having electric blackboard eraser and rear-vision mirror |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201077274Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944190A (en) * | 2018-07-20 | 2018-12-07 | 佛山科枫文化传播有限公司 | A kind of education auxiliary blackboard |
| CN111761978A (en) * | 2020-07-10 | 2020-10-13 | 江阴优普文具有限公司 | White board with automatic cleaning function |
-
2007
- 2007-07-20 CN CNU2007200860662U patent/CN201077274Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944190A (en) * | 2018-07-20 | 2018-12-07 | 佛山科枫文化传播有限公司 | A kind of education auxiliary blackboard |
| CN111761978A (en) * | 2020-07-10 | 2020-10-13 | 江阴优普文具有限公司 | White board with automatic cleaning function |
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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: 20080625 |