CN202986510U - Blackboard - Google Patents
Blackboard Download PDFInfo
- Publication number
- CN202986510U CN202986510U CN 201220707323 CN201220707323U CN202986510U CN 202986510 U CN202986510 U CN 202986510U CN 201220707323 CN201220707323 CN 201220707323 CN 201220707323 U CN201220707323 U CN 201220707323U CN 202986510 U CN202986510 U CN 202986510U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- easel
- eraser
- fixed
- frame
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model provides a technical scheme about a blackboard. According to the technical scheme, the blackboard comprises a blackboard frame and a blackboard body and is characterized in that the backboard body is circular and sleeved on an upper rotary shaft and a lower rotary shaft. The lower rotary shaft is connected with an output shaft of the motor. A water sprayer is fixed to the upper portion of the blackboard frame. A linear eraser as long as the blackboard body is arranged on the lower portion of the water sprayer and is fixed on the blackboard frame. A water trough is arranged at the bottom of the blackboard frame. The motor drives the circular board body to rotate, so that service area of the blackboard is increased. In addition, the eraser automatically wipes the blackboard with no overflowing dust. The blackboard is quite handy, timesaving and laborsaving and decreases burden of both teachers and students.
Description
Technical field
The utility model relates to a kind of teaching application apparatus, especially a kind of blackboard.
Background technology
Blackboard is teachers and students' educational aids commonly used, but present blackboard is because too narrow and small meeting brings unnecessary trouble to teachers and students, what generally use at present is manual Push-pull blackboard, can increase the area of blackboard, but waste time and energy, in addition, a lot of chalk foams of also can kicking up when erasing the board affect teachers' efficiency of teaching.This is the existing weak point of prior art.
Summary of the invention
Technical problem to be solved in the utility model is exactly for the existing deficiency of prior art, and provides a kind of simple in structure, the technical scheme of maneuverable a kind of blackboard.
This programme is achieved by the following technical measures: a kind of blackboard, include easel and blackboard body, the characteristics of this programme are: described blackboard body is annular plate surface, this annular plate surface is enclosed within on upper and lower two turning cylinders, described lower drive shaft is connected with the output shaft of motor, described easel top is fixed with water jet, the bottom of described water jet is provided with the strip blackboard eraser identical with the blackboard body length, this blackboard eraser is fixed on described easel, and the bottom of described easel is provided with water receiving tank.
The concrete characteristics of this programme are: a side of described easel is provided with chalk holder.
The material of described blackboard eraser is sponge.
Described easel is provided with press button.
The beneficial effect of this programme can be learnt according to the narration to such scheme, the utility model is simple in structure, easy to use, safe and reasonable, annular plate surface by the driven by motor blackboard constantly moves, and has increased to write the space, when annular plate surface moves, the strip blackboard eraser also can be wiped the font on blackboard, and is time saving and energy saving; Under the cooperation of water jet, can not produce flour dust overflow, easel is provided with water receiving tank, and is convenient and healthy.Easel is provided with chalk holder, and is easy to use.This shows, the utility model compared with prior art has substantive distinguishing features and progress, and the beneficial effect of its enforcement is also apparent.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment.
In figure, 1 is easel, and 2 is water jet, and 3 is blackboard eraser, and 4 is the blackboard body, and 5 is chalk holder, and 6 is water receiving tank, and 7 is motor, and 8 is lower drive shaft, and 9 is press button
The specific embodiment
For clearly demonstrating the technical characterstic of this programme, below by a specific embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
can find out by accompanying drawing, a kind of blackboard of this programme, include easel 1 and blackboard body 4, described blackboard body 4 is annular plate surface, this annular plate surface is enclosed within, on lower two turning cylinders, described lower drive shaft 8 is connected with the output shaft of motor, just can realize the movement of annular plate surface as long as open press button 9, described easel 1 top is fixed with water jet 2, the bottom of described water jet 2 is provided with the strip blackboard eraser 3 identical with the blackboard body length, this blackboard eraser 3 is fixed on described easel 1, the bottom of described easel 1 is provided with water receiving tank 6.When moving, completed annular plate surface the wiping to blackboard.One side of described easel 1 is provided with chalk holder 5 and is convenient to hold chalk.
Claims (4)
1. blackboard, comprise easel and blackboard body, it is characterized in that: described blackboard body is annular plate surface, this annular plate surface is enclosed within on upper and lower two turning cylinders, described lower drive shaft is connected with the output shaft of motor, and described easel top is fixed with water jet, and the bottom of described water jet is provided with the strip blackboard eraser identical with the blackboard body length, this blackboard eraser is fixed on described easel, and the bottom of described easel is provided with water receiving tank.
2. blackboard according to claim 1, it is characterized in that: a side of described easel is provided with chalk holder.
3. blackboard according to claim 1, it is characterized in that: the material of described blackboard eraser is sponge.
4. blackboard according to claim 1, it is characterized in that: described easel is provided with press button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220707323 CN202986510U (en) | 2012-12-20 | 2012-12-20 | Blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220707323 CN202986510U (en) | 2012-12-20 | 2012-12-20 | Blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202986510U true CN202986510U (en) | 2013-06-12 |
Family
ID=48557722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220707323 Expired - Fee Related CN202986510U (en) | 2012-12-20 | 2012-12-20 | Blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202986510U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106142927A (en) * | 2016-09-23 | 2016-11-23 | 杭州富阳尚科科技有限公司 | Triangle roller three scribbles the assembled blackboard of cleaning automatically in plate face |
| CN106313963A (en) * | 2016-09-23 | 2017-01-11 | 杭州富阳尚科科技有限公司 | Automatic cleaning spliced blackboard with double using faces |
| CN106427320A (en) * | 2016-10-22 | 2017-02-22 | 钟贵洪 | Novel dust-suppressing blackboard eraser |
| CN107458126A (en) * | 2017-07-17 | 2017-12-12 | 徐星星 | A kind of blackboard for possessing automatic scrubbing function |
-
2012
- 2012-12-20 CN CN 201220707323 patent/CN202986510U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106142927A (en) * | 2016-09-23 | 2016-11-23 | 杭州富阳尚科科技有限公司 | Triangle roller three scribbles the assembled blackboard of cleaning automatically in plate face |
| CN106313963A (en) * | 2016-09-23 | 2017-01-11 | 杭州富阳尚科科技有限公司 | Automatic cleaning spliced blackboard with double using faces |
| CN106427320A (en) * | 2016-10-22 | 2017-02-22 | 钟贵洪 | Novel dust-suppressing blackboard eraser |
| CN107458126A (en) * | 2017-07-17 | 2017-12-12 | 徐星星 | A kind of blackboard for possessing automatic scrubbing 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: 20130612 Termination date: 20131220 |