CN202319576U - Mathematics teaching board - Google Patents
Mathematics teaching board Download PDFInfo
- Publication number
- CN202319576U CN202319576U CN2011204823438U CN201120482343U CN202319576U CN 202319576 U CN202319576 U CN 202319576U CN 2011204823438 U CN2011204823438 U CN 2011204823438U CN 201120482343 U CN201120482343 U CN 201120482343U CN 202319576 U CN202319576 U CN 202319576U
- Authority
- CN
- China
- Prior art keywords
- mathematics teaching
- teaching board
- blackboard
- 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 relates to a mathematics teaching board and belongs to the technical field of mathematics teaching aids. According to the technical scheme provided by the utility model, the mathematics teaching board comprises a blackboard; and the mathematics teaching board is characterized in that rotating shafts are arranged at the edges of the blackboard, each rotating shaft is provided with a telescopic rod, a spring is arranged in each telescopic rod, and a pulling ring is arranged at the front end of the telescopic rod. The mathematics teaching board is simple in structure, is simply operated to make drawings in a mathematics teaching process, time-saving and labor-saving, and thus the working difficulty of teachers is reduced.
Description
Technical field: the utility model belongs to mathematical education apparatus technical field, is a kind of mathematical education plate specifically.
Background technology: at present; The explanation of need on blackboard, mapping frequent in the mathematical education process is demonstrated, and prior art mainly is to hold fixedly ruler on the other hand high by the teacher, a hand-held chalk mapping; Operation very bothers, wastes time and energy like this, has increased work difficulty to the teacher.
Summary of the invention: the purpose of the utility model provides a kind of easy and simple to handle, time saving and energy saving mathematical education plate of in the mathematical education process, mapping.
The technical scheme of the utility model is: comprise blackboard, it is characterized in that being provided with rotating shaft at the blackboard edge that rotating shaft is provided with telescopic sleeving rod, is provided with spring in the telescopic sleeving rod, the telescopic sleeving rod front end is provided with draw ring.
The beneficial effect of the utility model is: the utility model is simple in structure, and it is easy and simple to handle, time saving and energy saving in the mathematical education process, to map, and has alleviated teacher's work difficulty.
Description of drawings: accompanying drawing 1 is the structural representation of the utility model.
Among the figure 1, blackboard, 2, rotating shaft, 3, telescopic sleeving rod, 4, spring, 5, draw ring.
The specific embodiment: comprise blackboard 1, it is characterized in that being provided with rotating shaft 2 at blackboard 1 edge that rotating shaft 2 is provided with telescopic sleeving rod 3, is provided with spring 4 in the telescopic sleeving rod 3, telescopic sleeving rod 3 front ends are provided with draw ring 5.When in the mathematical education process, mapping, pull draw ring 5 expansion telescopic sleeving rods 3 pictures and get final product.
Claims (1)
1. the mathematical education plate comprises blackboard (1), it is characterized in that: be provided with rotating shaft (2) at blackboard (1) edge, rotating shaft (2) is provided with telescopic sleeving rod (3), is provided with spring (4) in the telescopic sleeving rod (3), and telescopic sleeving rod (3) front end is provided with draw ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204823438U CN202319576U (en) | 2011-11-17 | 2011-11-17 | Mathematics teaching board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204823438U CN202319576U (en) | 2011-11-17 | 2011-11-17 | Mathematics teaching board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202319576U true CN202319576U (en) | 2012-07-11 |
Family
ID=46431568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204823438U Expired - Fee Related CN202319576U (en) | 2011-11-17 | 2011-11-17 | Mathematics teaching board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202319576U (en) |
-
2011
- 2011-11-17 CN CN2011204823438U patent/CN202319576U/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: 20120711 Termination date: 20121117 |