CN201235679Y - Blackboard - Google Patents
Blackboard Download PDFInfo
- Publication number
- CN201235679Y CN201235679Y CNU2008200778802U CN200820077880U CN201235679Y CN 201235679 Y CN201235679 Y CN 201235679Y CN U2008200778802 U CNU2008200778802 U CN U2008200778802U CN 200820077880 U CN200820077880 U CN 200820077880U CN 201235679 Y CN201235679 Y CN 201235679Y
- Authority
- CN
- China
- Prior art keywords
- blackboard
- strips
- rotating shaft
- utility
- model
- 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 discloses a blackboard which belongs to a teaching tool. The blackboard is in a prism shape and is fixed on a blackboard frame by a rotating shaft, blackboard strips can rotate around the rotating shaft, a plurality of blackboard strips form a blackboard surface, and every two adjacent blackboard strips are fixed or separated by a fixing clamp. The utility model has the advantages that the movable blackboard strips are rotated to enlarge the use area of the blackboard, time and labor are saved for a teacher who engages in a composite teaching method or teaches more content, the effect is improved and the operation is very simple and convenient.
Description
Affiliated technical field
The utility model relates to a kind of teaching aid, relates in particular to a kind of blackboard.
Background technology
Traditional blackboard only limits to the plane, and is fixed pan, in being applied to simultanous conducting of lesson process, need be erasable repeatedly, and time-consuming delaying work, efficiency of teaching is low, and effect is undesirable.
Summary of the invention
Can not rotate in order to overcome traditional plane blackboard, erasable repeatedly in the simultanous conducting of lesson, time-consuming deficiency of taking a lot of work, the utility model provides a kind of blackboard, not only the daily teaching needs can be satisfied, and, the blackboard usable floor area can be increased by Revolving blackboard portable plate face, particularly can save writing time in the simultanous conducting of lesson at daily teaching, improve efficiency of teaching.
The purpose of this utility model is achieved in that described blackboard bar is prismatic, be fixed on the easel by rotating shaft, the blackboard bar can rotate around rotating shaft, and a plurality of blackboard bars are formed blackboard surfaces, and every adjacent two blackboard bars are realized fixing or separately by fixing card.
The beneficial effects of the utility model are: by rotary moveable blackboard bar, can increase the blackboard usable floor area, time and labour saving concerning being engaged in the more teacher of the simultanous conducting of lesson or instruction content improve effect, and operation is very simple and convenient.
Description of drawings
Fig. 1 is the utility model front schematic view;
Fig. 2 is the utility model side explosion views;
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described further.
In figure one, Reelable blackboard body 2 links to each other with easel 1 by rotating shaft 3, only needs rotary moveable blackboard body 2 when use, with regard to the renewable content of courses, and erasable repeatedly without the teacher, and not only time-consuming but also saving of labor.Fixing card 4 is used for fixing blackboard surface among the figure, prevents to rotate in writing process.
Figure two is its lateral plan, and blackboard of displaying body 2 links to each other with easel 1 by rotating shaft 3, and the Revolving blackboard body is update content at any time.
Claims (1)
1, a kind of blackboard is characterized in that: described blackboard surface is made up of a plurality of blackboard bars, and each blackboard bar is prismatic, is fixed on the easel by rotating shaft, and the blackboard bar can rotate around rotating shaft, and every adjacent two blackboard bars are realized fixing or separately by fixing card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200778802U CN201235679Y (en) | 2008-07-09 | 2008-07-09 | Blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200778802U CN201235679Y (en) | 2008-07-09 | 2008-07-09 | Blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201235679Y true CN201235679Y (en) | 2009-05-13 |
Family
ID=40648418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200778802U Expired - Fee Related CN201235679Y (en) | 2008-07-09 | 2008-07-09 | Blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201235679Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103802551A (en) * | 2014-01-22 | 2014-05-21 | 洛阳理工学院 | Blackboard with three surfaces capable of being turned |
| CN106042729A (en) * | 2016-06-21 | 2016-10-26 | 成都绿迪科技有限公司 | Movable blackboard |
-
2008
- 2008-07-09 CN CNU2008200778802U patent/CN201235679Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103802551A (en) * | 2014-01-22 | 2014-05-21 | 洛阳理工学院 | Blackboard with three surfaces capable of being turned |
| CN106042729A (en) * | 2016-06-21 | 2016-10-26 | 成都绿迪科技有限公司 | Movable blackboard |
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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: 20090513 |