CN102991207A - Movable blackboard - Google Patents
Movable blackboard Download PDFInfo
- Publication number
- CN102991207A CN102991207A CN2012105347866A CN201210534786A CN102991207A CN 102991207 A CN102991207 A CN 102991207A CN 2012105347866 A CN2012105347866 A CN 2012105347866A CN 201210534786 A CN201210534786 A CN 201210534786A CN 102991207 A CN102991207 A CN 102991207A
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- CN
- China
- Prior art keywords
- blackboard
- movable
- parts
- movable part
- classroom
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a movable blackboard, comprising three parts. A fixed blackboard part is arranged in the middle of the blackboard and fixed on a wall of a classroom; two movable blackboard parts are arranged on the two edges of the blackboard; the inner sides of the movable blackboard parts are respectively connected with one side of the middle fixed blackboard part by hinges; a support column is arranged below the outer side of each movable black part; a roller is arranged below each support column; and the movable blackboard parts can rotate by taking the hinges on the inner sides of the movable blackboard parts as axes under the support of the support columns, so that students on the two sides of a front row in the classroom can clearly see handwritings on the sides, far from the students, of the blackboard at a proper angle.
Description
Technical field
The present invention relates to a kind of Reelable blackboard.
Background technology
The blackboard of at present middle and primary schools' use generally is an integral body, and regional at the majority of China at present, along with removing school and class, school is increasing, and class is more and more, and the student's quantity in the class is also more and more, and classroom or original classroom size, the student is merely able to toward the position, dais draw close, and the class that has reaches 60-80 people, and front-seat student is merely able to see the writing on oneself side and the middle blackboard, writing away from the blackboard of oneself side does not just see Chu, even cannot see.
Summary of the invention
In order to overcome the deficiency of existing whole blackboard, a kind of Reelable blackboard of special invention.
Technical scheme
This Reelable blackboard is comprised of three parts.A whole blackboard original is divided into three parts, and middle one is the standing part blackboard, and two on both sides are the movable part blackboards.With hinge the side of the inboard of movable part blackboard with middle standing part blackboard linked together, a pillar is installed below the outside of movable part blackboard, pulley is installed below the pillar, the movable part blackboard can be under the support of pillar take the hinge place of inboard as the axis rotation.
Beneficial effect
This Reelable blackboard can rotate easily, and the classmate of front-seat both sides, classroom can be seen clearly away from the writing on the blackboard of oneself side.
Description of drawings
Fig. 1 is Reelable blackboard overall appearance figure
1. 2. 3. 4. 5. pulley of the pillar below the movable part blackboard outside of hinge of movable part blackboard of standing part blackboard
The specific embodiment
1, the standing part blackboard is fixed in the classroom metope.
2, inboard with the connection of standing part blackboard one side the movable part blackboard with hinge, movable part blackboard outside calcaneus branches post is fixed together, make the lucky movable support blackboard of height of pillar, when promoting the outside of movable part blackboard, the movable part blackboard can be rotated just take hinge one side as axis.
3, when the student at front row, classroom reflection did not see Chu away from the writing on the blackboard of oneself side, the teacher just can promote the outside of movable part blackboard, and front-seat student can be seen clearly away from the writing on the blackboard of oneself side from suitable angle.
Claims (1)
1. Reelable blackboard, a standing part blackboard that is fixed in the classroom metope in the middle of this Reelable blackboard, both sides are two movable part blackboards, with hinge the side of the inboard of movable part blackboard with middle standing part blackboard linked together, a pillar is installed below the outside of movable part blackboard, pulley is installed below the pillar, is it is characterized in that: the movable part blackboard is the axis rotation take the hinge place of inboard under the support of pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105347866A CN102991207A (en) | 2012-12-13 | 2012-12-13 | Movable blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105347866A CN102991207A (en) | 2012-12-13 | 2012-12-13 | Movable blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102991207A true CN102991207A (en) | 2013-03-27 |
Family
ID=47920530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105347866A Pending CN102991207A (en) | 2012-12-13 | 2012-12-13 | Movable blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102991207A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042729A (en) * | 2016-06-21 | 2016-10-26 | 成都绿迪科技有限公司 | Movable blackboard |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201021017Y (en) * | 2006-09-12 | 2008-02-13 | 许书豪 | Novel blackboard |
| CN201552891U (en) * | 2009-10-14 | 2010-08-18 | 褚坚革 | folding blackboard |
| CN202312218U (en) * | 2011-11-24 | 2012-07-11 | 李娜 | Blackboard |
| CN202439418U (en) * | 2012-02-07 | 2012-09-19 | 梁铁 | Anti-reflection blackboard |
| CN202847237U (en) * | 2012-10-18 | 2013-04-03 | 李佳凝 | Movable blackboard |
-
2012
- 2012-12-13 CN CN2012105347866A patent/CN102991207A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201021017Y (en) * | 2006-09-12 | 2008-02-13 | 许书豪 | Novel blackboard |
| CN201552891U (en) * | 2009-10-14 | 2010-08-18 | 褚坚革 | folding blackboard |
| CN202312218U (en) * | 2011-11-24 | 2012-07-11 | 李娜 | Blackboard |
| CN202439418U (en) * | 2012-02-07 | 2012-09-19 | 梁铁 | Anti-reflection blackboard |
| CN202847237U (en) * | 2012-10-18 | 2013-04-03 | 李佳凝 | Movable blackboard |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
|---|---|---|---|
| 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: 20130327 |