CN202106747U - Multilayer blackboard - Google Patents
Multilayer blackboard Download PDFInfo
- Publication number
- CN202106747U CN202106747U CN2011202026421U CN201120202642U CN202106747U CN 202106747 U CN202106747 U CN 202106747U CN 2011202026421 U CN2011202026421 U CN 2011202026421U CN 201120202642 U CN201120202642 U CN 201120202642U CN 202106747 U CN202106747 U CN 202106747U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- writing
- multilayer
- movable plate
- sliding axle
- 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
Images
Abstract
A multilayer blackboard is characterized in that the blackboard is arranged in a box shape, sliding shafts are installed inside the bottom face of the blackboard, a movable plate is installed on each sliding shaft, and the number of the movable plates can be increased or decreased as required. The multilayer blackboard can enlarge the blackboard writing area, and a teacher does not need to repeat cleaning and writing and can prepare blackboard writing in advance, thereby saving the blackboard writing time in class.
Description
Technical field
The utility model relates to a kind of Multi-layer blackboard.
Background technology
Existing blackboard is one side, and is erasable back and forth very inconvenient.
Summary of the invention
The purpose of the utility model is exactly to solve the problem of mentioning in the above-mentioned background technology, and a kind of Multi-layer blackboard is provided.
The technical scheme that the utility model adopts is: Multi-layer blackboard is characterized in that: blackboard is set to box-like, and sliding axle is installed in the bottom surface, and a movable plate is installed on each sliding axle, and the quantity of movable plate can increase and decrease as required.
The beneficial effect of the utility model is: Multi-layer blackboard can increase the area of writing on the blackboard, need not be erasable back and forth, and the teacher also can finish writing writing on the blackboard in advance, practices thrift the time of writing writing on the blackboard on class.
Description of drawings
Below in conjunction with accompanying drawing and instance the utility model is done further explain.
Figure is the structural representation of the utility model.
Among the figure: 1, movable plate, 2, sliding axle, 3, the blackboard bottom surface.
The specific embodiment
Like figure, Multi-layer blackboard is characterized in that: blackboard is set to box-like, and sliding axle 2 is installed in the blackboard bottom surface 3, and a movable plate 1 is installed on each sliding axle 2, and the quantity of movable plate 1 can increase and decrease as required.Multi-layer blackboard can increase the area of writing on the blackboard, need not be erasable back and forth, and the teacher also can finish writing writing on the blackboard in advance, practices thrift the time of writing writing on the blackboard on class.
Claims (1)
1. Multi-layer blackboard, it is characterized in that: blackboard is set to box-like, and sliding axle is installed in the blackboard bottom surface, and a movable plate is installed on each sliding axle, and the quantity of movable plate can increase and decrease as required.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202026421U CN202106747U (en) | 2011-06-10 | 2011-06-10 | Multilayer blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202026421U CN202106747U (en) | 2011-06-10 | 2011-06-10 | Multilayer blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202106747U true CN202106747U (en) | 2012-01-11 |
Family
ID=45432194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202026421U Expired - Fee Related CN202106747U (en) | 2011-06-10 | 2011-06-10 | Multilayer blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202106747U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109035974A (en) * | 2018-07-13 | 2018-12-18 | 常州信息职业技术学院 | Display board is used in teaching |
-
2011
- 2011-06-10 CN CN2011202026421U patent/CN202106747U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109035974A (en) * | 2018-07-13 | 2018-12-18 | 常州信息职业技术学院 | Display board is used in teaching |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202088735U (en) | Novel blackboard | |
| CN202106747U (en) | Multilayer blackboard | |
| CN202169811U (en) | Double-surface movable blackboard | |
| CN202293803U (en) | Moveable blackboard | |
| CN202716629U (en) | Anti-glare blackboard | |
| CN202151975U (en) | Novel ruler | |
| CN202525442U (en) | Novel table for two persons | |
| CN202517930U (en) | Rotating blackboard matched with electronic teaching plate | |
| CN204432167U (en) | A kind of blackboard | |
| CN203126253U (en) | Automatic dust absorbing blackboard | |
| CN202489606U (en) | Stretchable desk with white boards | |
| CN202996108U (en) | Historical teaching picture frame | |
| CN203078045U (en) | Detachable blackboard | |
| CN202496600U (en) | Writing case with lunch box | |
| CN202341255U (en) | Novel multifunctional table | |
| CN203078120U (en) | Novel black board | |
| CN202986517U (en) | Rolling blackboard | |
| CN202573530U (en) | Blackboard eraser | |
| CN204398649U (en) | New type blackboard | |
| CN201501215U (en) | Belt blackboard | |
| CN202115154U (en) | Rotatable chalk | |
| CN203168379U (en) | Ideological education teaching desk | |
| CN202407979U (en) | Bed | |
| CN203236911U (en) | Blackboard with variable writing areas | |
| CN202641152U (en) | Blackboard |
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: 20120111 Termination date: 20120610 |