CN103434308A - Dust-free writing board - Google Patents
Dust-free writing board Download PDFInfo
- Publication number
- CN103434308A CN103434308A CN2013103880456A CN201310388045A CN103434308A CN 103434308 A CN103434308 A CN 103434308A CN 2013103880456 A CN2013103880456 A CN 2013103880456A CN 201310388045 A CN201310388045 A CN 201310388045A CN 103434308 A CN103434308 A CN 103434308A
- Authority
- CN
- China
- Prior art keywords
- dust
- writing board
- frame
- free writing
- board
- 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.)
- Pending
Links
Abstract
The invention relates to the technical field of teaching instruments, and discloses a dust-free writing board. The dust-free writing board is composed of a writing white board, a frame and a laser transmitter box. The dust-free writing board is characterized in that the frame is arranged on the periphery around the writing white board, and the reserved laser transmitter box facilitating installation of a laser transmitter is arranged on the frame. In the use process, the laser transmitter can be directly installed when needing to be installed, and therefore the dust-free writing board saves time and is convenient to use. The dust-free writing board has the advantages of being simple in structure, convenient to use and good in effect, and saving time.
Description
Technical field
The present invention relates to a kind of teaching appliance class technical field.
Background technology
At present, the device of the equipment such as reserved generating laser box on known traditional blackboard frame, as the patent No. clipboard that is 200820054537.6, complex structure, also the device of the equipment such as reserved generating laser box, not ideal.
Summary of the invention
In order to overcome above-mentioned deficiency, the invention provides a kind of Dustless writing board, just can reach purpose simple in structure, dustless.
The technical scheme that the present invention solves its technical problem is: the Dustless writing board be comprised of writing whiteboard, frame and generating laser box, it is characterized in that: be provided with frame in writing whiteboard surrounding periphery, be provided with the generating laser box that generating laser is installed in reserved being convenient on frame.As need, generating laser is installed during use, just directly can be installed, save time conveniently.
The invention has the beneficial effects as follows: simple in structure, save time that it is effective to facilitate.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is structural representation of the present invention.1. writing whiteboards in figure, 2. frame, 3. generating laser box.
The specific embodiment
In Fig. 1, in writing whiteboard 1 surrounding periphery, be provided with frame 2, be provided with the generating laser box 3 that generating laser is installed in reserved being convenient on frame.As need, generating laser is installed during use, just directly can be installed, save time conveniently.
Claims (1)
1. a Dustless writing board, by writing whiteboard, frame and generating laser box, formed, it is characterized in that: be provided with frame (2) in writing whiteboard (1) surrounding periphery, be provided with the generating laser box (3) that generating laser is installed in reserved being convenient on frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103880456A CN103434308A (en) | 2013-08-31 | 2013-08-31 | Dust-free writing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103880456A CN103434308A (en) | 2013-08-31 | 2013-08-31 | Dust-free writing board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103434308A true CN103434308A (en) | 2013-12-11 |
Family
ID=49688067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103880456A Pending CN103434308A (en) | 2013-08-31 | 2013-08-31 | Dust-free writing board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103434308A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10151893A (en) * | 1996-11-25 | 1998-06-09 | Matsushita Electric Ind Co Ltd | Electronic blackboard apparatus and electronic blackboard system |
| CN201117119Y (en) * | 2007-11-30 | 2008-09-17 | 上海京城高新技术开发有限公司 | Combined type multimedia teaching device |
| CN101780745A (en) * | 2009-12-29 | 2010-07-21 | 朱诚 | Flat-panel display and multimedia integrated combined blackboard |
| CN102033687A (en) * | 2009-09-25 | 2011-04-27 | 上海京城高新技术开发有限公司 | Interactive electronic whiteboard application system |
| CN102253762A (en) * | 2011-01-12 | 2011-11-23 | 南昊（北京）科技有限公司 | Cooperative work of multiple interactive systems |
| CN202221624U (en) * | 2011-04-28 | 2012-05-16 | 宁波万里电子科技有限公司 | Interactive presentation system based on a composite plate |
-
2013
- 2013-08-31 CN CN2013103880456A patent/CN103434308A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10151893A (en) * | 1996-11-25 | 1998-06-09 | Matsushita Electric Ind Co Ltd | Electronic blackboard apparatus and electronic blackboard system |
| CN201117119Y (en) * | 2007-11-30 | 2008-09-17 | 上海京城高新技术开发有限公司 | Combined type multimedia teaching device |
| CN102033687A (en) * | 2009-09-25 | 2011-04-27 | 上海京城高新技术开发有限公司 | Interactive electronic whiteboard application system |
| CN101780745A (en) * | 2009-12-29 | 2010-07-21 | 朱诚 | Flat-panel display and multimedia integrated combined blackboard |
| CN102253762A (en) * | 2011-01-12 | 2011-11-23 | 南昊（北京）科技有限公司 | Cooperative work of multiple interactive systems |
| CN202221624U (en) * | 2011-04-28 | 2012-05-16 | 宁波万里电子科技有限公司 | Interactive presentation system based on a composite plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131211 |