CN201272141Y - Novel technological blackboard - Google Patents
Novel technological blackboard Download PDFInfo
- Publication number
- CN201272141Y CN201272141Y CNU2008201390480U CN200820139048U CN201272141Y CN 201272141 Y CN201272141 Y CN 201272141Y CN U2008201390480 U CNU2008201390480 U CN U2008201390480U CN 200820139048 U CN200820139048 U CN 200820139048U CN 201272141 Y CN201272141 Y CN 201272141Y
- Authority
- CN
- China
- Prior art keywords
- blackboard
- novel technological
- stripy
- plate
- stripe 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.)
- Expired - Fee Related
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a novel technological blackboard which belongs to the technical field of teaching tools. The technical proposal is as follows: the novel technological blackboard comprises a blackboard, and is characterized in that the side surface of the blackboard is provided with a stripy plate; the surface of the stripy plate is provided with bristles; the side surface of the stripy plate is provided with an expandable arm; and the tail end of the expandable arm is provided with an expandable controller. The novel technological blackboard has simple structure, is convenient to be used, can automatically erase characters, thereby relieving the workload of teachers and students.
Description
Technical field:
The utility model belongs to the teaching aid technical field, is a kind of new technology blackboard specifically.
Background technology:
At present, the employed blackboard of teaching unit, font is later on mostly by wiping font manually on writing, and operation very bothers, wastes time and energy like this, has increased workload for teacher and classmate.
Summary of the invention:
The purpose of this utility model provides a kind of new technology blackboard that can wipe font automatically.
The technical solution of the utility model is: comprise blackboard, it is characterized in that being provided with stripe board in the blackboard side that the stripe board surface is provided with bristle, the stripe board side is provided with telescopic arm, and the telescopic arm end is provided with expansion controller.
The beneficial effects of the utility model are: the utility model is simple in structure, and is easy to use, can wipe font automatically, alleviated teacher and classmate's workload.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present utility model.
Among the figure 1, blackboard, 2, stripe board, 3, bristle, 4, telescopic arm, 5, expansion controller.
The specific embodiment:
Claims (1)
1, new technology blackboard comprises blackboard (1), it is characterized in that: be provided with stripe board (2) in blackboard (1) side, stripe board (2) surface is provided with bristle (3), and stripe board (2) side is provided with telescopic arm (4), and telescopic arm (4) end is provided with expansion controller (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201390480U CN201272141Y (en) | 2008-10-01 | 2008-10-01 | Novel technological blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201390480U CN201272141Y (en) | 2008-10-01 | 2008-10-01 | Novel technological blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201272141Y true CN201272141Y (en) | 2009-07-15 |
Family
ID=40882493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201390480U Expired - Fee Related CN201272141Y (en) | 2008-10-01 | 2008-10-01 | Novel technological blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201272141Y (en) |
-
2008
- 2008-10-01 CN CNU2008201390480U patent/CN201272141Y/en not_active Expired - Fee Related
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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: 20090715 Termination date: 20091102 |