CN201300628Y - Mathematics teaching aid - Google Patents
Mathematics teaching aid Download PDFInfo
- Publication number
- CN201300628Y CN201300628Y CNU2008201731112U CN200820173111U CN201300628Y CN 201300628 Y CN201300628 Y CN 201300628Y CN U2008201731112 U CNU2008201731112 U CN U2008201731112U CN 200820173111 U CN200820173111 U CN 200820173111U CN 201300628 Y CN201300628 Y CN 201300628Y
- Authority
- CN
- China
- Prior art keywords
- teaching aid
- mathematics teaching
- main scale
- chi
- auxilliary
- 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
- 241000606706 Chione <angiosperm> Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a teaching aid specifically is a mathematics teaching aid. The drawing tool is composed of a main ruler and an auxiliary ruler, is used as a drawing tool for mathematical teaching, and can draw and draw parallel lines and the like; when used as a teaching aid, the teaching aid can be used for explaining definitions of angles, circles and the like; it has the advantages of simple structure, time saving, convenience, complete functions and the like.
Description
Technical field
The utility model relates to a kind of mathematics teaching aid, specifically is a kind of teaching ruler of using more.
Background technology
At present, teacher's drawing instrument in teaching is single ruler, set square, protractor etc., when the definition of explanation angle, circle etc., needs multiple corresponding teaching aid.
Summary of the invention
The utility model purpose provides a kind of mathematics teaching aid, specifically is a kind of teaching chi, and it is made up of main scale and auxilliary chi, and two locators are housed on the main scale, and auxilliary chi one end is a protractor; Locator on the main scale can move left and right, also has locating hole and dog screw on the locator; Auxilliary the top of chi is connected with main scale by two locating pins.The beneficial effects of the utility model are: doing mathematics teaching drawing instrument uses, and can draw, draw parallel lines etc.; When making teaching aid, can utilize definition such as its explanation angle, circle; Advantages such as it is simple in structure, saves time conveniently, and is multiple functional.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Specific embodiments
As shown in the figure, a kind of mathematics teaching aid, it is made up of main scale (1) and auxilliary chi (9), and two locators (3) are housed on the main scale (1), and auxilliary chi (9) one ends are protractor (10); Locator (3) on the main scale (1) can move left and right, and locator (3) is gone up also has locating hole (4) and dog screw (5); Auxilliary the top of chi (9) is connected with main scale (1) by two locating pins (8).The utility model has the advantages that can the many usefulness of a chi, can be used as ruler, compasses, protractor, T-square, etc. the mathematics drawing instrument, during as teaching aid, can explain the definition of angle and circle simultaneously, do the judgement conclusion of parallel lines etc., visual and understandable.
Claims (4)
1, a kind of mathematics teaching aid, it is made up of main scale (1) and auxilliary chi (9), it is characterized in that: two locators (3) are housed on the main scale (1), and auxilliary chi (9) one ends are protractor (10).
2, mathematics teaching aid according to claim 1 is characterized in that: the locator (3) on the main scale (1) can move left and right.
3, mathematics teaching aid according to claim 1 is characterized in that: auxilliary the top of chi (9) is connected with main scale (1) by two locating pins (8).
4, mathematics teaching aid according to claim 2 is characterized in that: locating hole (4) and dog screw (5) are arranged on the locator (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201731112U CN201300628Y (en) | 2008-10-12 | 2008-10-12 | Mathematics teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201731112U CN201300628Y (en) | 2008-10-12 | 2008-10-12 | Mathematics teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201300628Y true CN201300628Y (en) | 2009-09-02 |
Family
ID=41084247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201731112U Expired - Fee Related CN201300628Y (en) | 2008-10-12 | 2008-10-12 | Mathematics teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201300628Y (en) |
-
2008
- 2008-10-12 CN CNU2008201731112U patent/CN201300628Y/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: 20090902 Termination date: 20101012 |