CN202463321U - Teaching equilateral triangular ruler - Google Patents
Teaching equilateral triangular ruler Download PDFInfo
- Publication number
- CN202463321U CN202463321U CN2012200573029U CN201220057302U CN202463321U CN 202463321 U CN202463321 U CN 202463321U CN 2012200573029 U CN2012200573029 U CN 2012200573029U CN 201220057302 U CN201220057302 U CN 201220057302U CN 202463321 U CN202463321 U CN 202463321U
- Authority
- CN
- China
- Prior art keywords
- ruler
- teaching
- equilateral triangular
- chi
- straight
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a teaching equilateral triangular ruler. The teaching equilateral triangular ruler comprises a ruler body, wherein an angle gauge is embedded on the ruler body, a sucking disc is arranged at one end of the ruler body, and the other end of the ruler body is connected with a straight ruler through the rotation of a rotating shaft. The teaching equilateral triangular ruler disclosed by the utility model has the beneficial effects that the structure is simple, the triangular ruler, the straight ruler and the angle gauge are designed into a whole, the teaching equilateral triangular ruler is convenient to carry, when a picture is drawn on a blackboard, the sucking disc arranged at one end of the ruler body can be used for adsorbing the ruler body on the blackboard for facilitating the fixation of the ruler body, the straight ruler is connected on the triangular ruler by rotation, and when a straight line is drawn, the straight ruler can be opened so that the length is increased.
Description
Technical field
The utility model relates to a kind of teaching aid, and the equilateral triangle chi is used in a kind of specifically teaching.
Background technology
Equilateral triangle chi, ruler, protractor are teacher's one of requisite apparatus in teaching, because the teacher uses instrument, length is long, volume is bigger; Carry more for a long time at instrument; Very inconvenient, miss a certain utensil because of carelessness, can give and cause unnecessary influence on class.
Summary of the invention
To above deficiency, it is a kind of simple in structure, easy to carry that the utility model provides, and the isoceles triangle chi is used in the teaching that integrates set square, ruler, protractor.
For achieving the above object, the technical scheme of the utility model is: the equilateral triangle chi is used in a kind of teaching, comprises the chi body, is inlaid with protractor on the described chi body, and chi body one end is provided with sucker, and the chi body other end is through the rotating shaft ruler that has been rotatably connected.
Described ruler length and chi body be equal in length on one side.
The beneficial effect of the utility model is: simple in structure, set square, ruler, protractor are designed in one, and be easy to carry; When on blackboard, mapping, the sucker that chi body one end is provided with can be adsorbed on the chi body on the blackboard, is convenient to the fixed ruler body; Ruler is rotatably connected on set square; When drawing straight line, can ruler be opened, increase length.
Description of drawings
Fig. 1 is the structural representation of the utility model.
1 chi body, 2 protractors, 3 suckers, 4 rulers, 5 rotating shafts among the figure.
The specific embodiment
Be described further a kind of teaching according to accompanying drawing and use the equilateral triangle chi; Comprise chi body 1, be inlaid with protractor 2 on the described chi body 1, chi body 1 one ends are provided with sucker 3; Chi body 1 other end is through rotating shaft 5 ruler 4 that has been rotatably connected, and described ruler 4 length and chi body 1 be equal in length on one side.
When on blackboard, being figure, sucker 3 can be adsorbed on an end of chi body 1 on the blackboard, be convenient to fix, and ruler 4 length and chi body 1 equal in length on one side, when carrying, convenient.
Claims (2)
1. the equilateral triangle chi is used in a teaching, comprises chi body (1), it is characterized in that: be inlaid with protractor (2) on the described chi body (1), chi body (1) one end is provided with sucker (3), and chi body (1) other end is through rotating shaft (5) ruler (4) that has been rotatably connected.
2. the equilateral triangle chi is used in said a kind of teaching according to claim 1, it is characterized in that: described ruler (4) length and chi body (1) be equal in length on one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200573029U CN202463321U (en) | 2012-02-14 | 2012-02-14 | Teaching equilateral triangular ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200573029U CN202463321U (en) | 2012-02-14 | 2012-02-14 | Teaching equilateral triangular ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202463321U true CN202463321U (en) | 2012-10-03 |
Family
ID=46911509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200573029U Expired - Fee Related CN202463321U (en) | 2012-02-14 | 2012-02-14 | Teaching equilateral triangular ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202463321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102991209A (en) * | 2012-11-26 | 2013-03-27 | 孔龙 | Angle measuring triangular rule |
-
2012
- 2012-02-14 CN CN2012200573029U patent/CN202463321U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102991209A (en) * | 2012-11-26 | 2013-03-27 | 孔龙 | Angle measuring triangular rule |
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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: 20121003 Termination date: 20130214 |