CN204222470U - Set square for mathematics teaching - Google Patents
Set square for mathematics teaching Download PDFInfo
- Publication number
- CN204222470U CN204222470U CN201420617169.7U CN201420617169U CN204222470U CN 204222470 U CN204222470 U CN 204222470U CN 201420617169 U CN201420617169 U CN 201420617169U CN 204222470 U CN204222470 U CN 204222470U
- Authority
- CN
- China
- Prior art keywords
- set square
- square body
- groove
- ruler
- mathematics teaching
- 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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Abstract
The utility model discloses a kind of set square for mathematics teaching, the utility model comprises set square body, one of them side, angle of set square body surface is provided with stopwatch, stopwatch is electronic stopclock, the side, another one angle of set square body is provided with flexible teacher's pointer draw-in groove, and described flexible teacher's pointer draw-in groove is cylindrical; On this basis, the centre position of the long right-angle surface of described set square body is fixed with a ruler by rivet is rotatable; The upper end of the hypotenuse of set square body has multiple groove, the corresponding multiple different geometric figure of shape of inside grooves.The centre position of the long right-angle surface of the utility model set square body is fixed with a ruler by rivet is rotatable, can with set square body angulation; The upper end of the hypotenuse of set square body has multiple groove, and the corresponding multiple different geometric figure of shape of inside grooves, enriched the function of set square further, flexible structure is various, guarantees the progress of imparting knowledge to students, and improves the quality of teaching.
Description
Technical field
The utility model relates to mathematics teaching aid, particularly relates to a kind of set square for mathematics teaching, belongs to mathematical education technical field of auxiliary equipment.
Background technology
In mathematical education, the aid of needs is a lot, and especially in the teaching of geometry, need various size tool, set square is one wherein.
Set square, as a kind of drawing instrument, is indispensable instrument conventional in junior-senior high school several teaching.Known set square function singleness, volume is heavy, have impact on the progress of teaching, and then reduces the quality of teaching.
Summary of the invention
The utility model provides a kind of set square for mathematics teaching, and flexible structure is various, guarantees the progress of imparting knowledge to students, and improves the quality of teaching.
For realizing above technical purpose, the utility model provides a kind of set square for mathematics teaching, comprise set square body, one of them side, angle of set square body surface is provided with stopwatch, stopwatch is electronic stopclock, the side, another one angle of set square body is provided with flexible teacher's pointer draw-in groove, and described flexible teacher's pointer draw-in groove is cylindrical;
On this basis, the centre position of the long right-angle surface of described set square body is fixed with a ruler by rivet is rotatable; The upper end of the hypotenuse of set square body has multiple groove, the corresponding multiple different geometric figure of shape of inside grooves.
Further, the centre position of set square body has circular pattern.
Further, flexible teacher's pointer draw-in groove uses transparent plastic to be material
Further, stretch chi and arrange multiple, all by the rotatable centre position being fixed on the long right-angle surface of set square body of rivet.
Further, the maximum anglec of rotation of ruler is 180 °-360 °.
Further, ruler is identical with the material of set square body.
Further, ruler and set square body all use duroplasts for material.
Further, the right-angle surface of ruler surrounding is all carved with scale.
Contrast prior art, the beneficial effects of the utility model are on the basis of set square body, add stopwatch and flexible teacher's pointer draw-in groove, and these functions are imparted knowledge to students in order to assisted teacher.
On this basis, the centre position of the long right-angle surface of set square body is fixed with a ruler by rivet is rotatable, can with set square body angulation; The upper end of the hypotenuse of set square body has multiple groove, and the corresponding multiple different geometric figure of shape of inside grooves, enriched the function of set square further, flexible structure is various, guarantees the progress of imparting knowledge to students, and improves the quality of teaching.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of multi-functional triangular ruler structural representation of the utility model product
In figure, 1, stopwatch; 2, set square body; 3, flexible teacher's pointer draw-in groove; 4, groove; 5, ruler.
Detailed description of the invention
A kind of multi-functional triangular ruler is provided in order to make the utility model, a kind of set square for mathematics teaching, comprise set square body 2, one of them side, angle on set square body 2 surface is provided with stopwatch 1, stopwatch 1 is electronic stopclock, the side, another one angle of set square body 2 is provided with flexible teacher's pointer draw-in groove 3, and described flexible teacher's pointer draw-in groove 3 is cylindrical; It is characterized in that, the centre position of the long right-angle surface of described set square body 2 is fixed with a ruler 5 by rivet is rotatable; The upper end of the hypotenuse of described set square body 2 has multiple groove 4, the corresponding multiple different geometric figure of shape of groove 4 inside.
Further improve as the utility model, the centre position of set square body 2 has circular pattern.
Further improve as the utility model, flexible teacher's pointer draw-in groove 3 uses transparent plastic for material
Further improve as the utility model, ruler 5 arranges multiple, all by the rotatable centre position being fixed on the long right-angle surface of set square body 2 of rivet.
Further improve as the utility model, the maximum anglec of rotation of ruler 5 is 180 °-360 °.
Further improve as the utility model, ruler 5 is identical with the material of set square body 2.
Further improve as the utility model, ruler 5 and set square body 2 all use duroplasts for material.
Further improve as the utility model, the right-angle surface of ruler 5 surrounding is all carved with scale.
Contrast prior art, the beneficial effects of the utility model are on the basis of set square body, add stopwatch and flexible teacher's pointer draw-in groove, and these functions are imparted knowledge to students in order to assisted teacher.
On this basis, the centre position of the long right-angle surface of set square body is fixed with a ruler by rivet is rotatable, can with set square body angulation; The upper end of the hypotenuse of set square body has multiple groove, and the corresponding multiple different geometric figure of shape of inside grooves, enriched the function of set square further, flexible structure is various, guarantees the progress of imparting knowledge to students, and improves the quality of teaching.
Claims (8)
1. a set square for mathematics teaching, comprises set square body (2),
One of them side, angle on set square body (2) surface is provided with stopwatch (1), and stopwatch (1) is electronic stopclock,
The side, another one angle of set square body (2) is provided with flexible teacher's pointer draw-in groove (3), and described flexible teacher's pointer draw-in groove (3) is for cylindrical;
It is characterized in that, the centre position of the long right-angle surface of described set square body (2) is fixed with a ruler (5) by rivet is rotatable;
The upper end of the hypotenuse of described set square body (2) has multiple groove (4), the corresponding multiple different geometric figure of shape that groove (4) is inner.
2. a kind of set square for mathematics teaching according to claim 1, is characterized in that, the centre position of described set square body (2) has circular pattern.
3. a kind of set square for mathematics teaching according to claim 1, is characterized in that, described flexible teacher's pointer draw-in groove (3) uses transparent plastic to be material
4. a kind of set square for mathematics teaching according to claim 1, is characterized in that, described ruler (5) arranges multiple, all by the rotatable centre position being fixed on the long right-angle surface of set square body (2) of rivet.
5. a kind of set square for mathematics teaching according to claim 1, is characterized in that, the maximum anglec of rotation of described ruler (5) is 180 °-360 °.
6. a kind of set square for mathematics teaching according to claim 1, is characterized in that, described ruler (5) is identical with the material of set square body (2).
7. a kind of set square for mathematics teaching according to claim 6, is characterized in that, described ruler (5) and set square body (2) all use duroplasts for material.
8. a kind of set square for mathematics teaching according to claim 6, is characterized in that, the right-angle surface of described ruler (5) surrounding is all carved with scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420617169.7U CN204222470U (en) | 2014-10-22 | 2014-10-22 | Set square for mathematics teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420617169.7U CN204222470U (en) | 2014-10-22 | 2014-10-22 | Set square for mathematics teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204222470U true CN204222470U (en) | 2015-03-25 |
Family
ID=52920600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420617169.7U Expired - Fee Related CN204222470U (en) | 2014-10-22 | 2014-10-22 | Set square for mathematics teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204222470U (en) |
-
2014
- 2014-10-22 CN CN201420617169.7U patent/CN204222470U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20151022 |
|
| EXPY | Termination of patent right or utility model |