CN201970704U - Adjustable set square - Google Patents
Adjustable set square Download PDFInfo
- Publication number
- CN201970704U CN201970704U CN2011200369592U CN201120036959U CN201970704U CN 201970704 U CN201970704 U CN 201970704U CN 2011200369592 U CN2011200369592 U CN 2011200369592U CN 201120036959 U CN201120036959 U CN 201120036959U CN 201970704 U CN201970704 U CN 201970704U
- Authority
- CN
- China
- Prior art keywords
- set square
- ruler
- adjustable set
- sliding
- rules
- 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 discloses an adjustable set square which belongs to the technical field of educational affiliation. The adjustable set square is formed by moveably connecting a ruler and two sliding rules, one end of each of the two sliding rules is respectively connected with two ends of the ruler through a pin shaft moveably, slideways are respectively arranged on the two sliding rules, the other end of each of the two sliding rules are crossed and mutually connected through sliding pillars arranged in the slideways, constant buttons are arranged on the sliding pillars, and scales are arranged on the ruler. The adjustable set square has a simple structure and is convenient and quick to apply, saves time and labor, and improves teaching efficiency.
Description
Technical field
The utility model relates to a kind of teaching aid, especially a kind of adjustable set square.
Background technology
In mathematical education; teacher often can use teaching equipments such as set square, protractor; these equipment generally all are split type; it is not too convenient to use, and always turn round and use different equipment instead, and; existing set square all is drawing square or isoceles triangle chi; when needing the triangle of other different angles of picture, just obviously not too made things convenient for, wasted time and energy, prolonged instructional blocks of time.
The utility model content
Technical assignment of the present utility model is to provide a kind of adjustable set square at above the deficiencies in the prior art.
The technical scheme that its technical problem that solves the utility model adopts is: adjustable set square, form by ruler and two slide rules flexible connections, one end of wherein said two slide rules flexibly connects by bearing pin with described ruler two ends respectively, on described two slide rules, be respectively equipped with slideway, the other end of described two slide rules intersects and interconnects by the traveller that is arranged in slideway, on described traveller, be provided with fixing button, on described ruler, be provided with scale.
On described two slide rules, be respectively equipped with scale.
Inboard at described ruler is provided with protractor.
During use, behind definite good will draw triangular shaped, two slide rules fixed and can have been used with fixing button; When the needs angle, use the protractor on the ruler inboard to get final product.
The utility model has the advantages that: simple in structure, convenient to use, time saving and energy saving, improved efficiency of teaching.
Description of drawings
Accompanying drawing is a structural representation of the present utility model.
The specific embodiment
Below in conjunction with Figure of description the utility model is done following detailed description.
As shown in the figure, adjustable set square, form by ruler 1 and two slide rules 2 flexible connections, one end of wherein said two slide rules 2 flexibly connects by bearing pin 3 with described ruler 1 two ends respectively, on described two slide rules 2, be respectively equipped with slideway 4, the other end of described two slide rules 2 intersects and interconnects by the traveller 5 that is arranged in slideway 4, is provided with fixing button 6 on described traveller 5, is provided with scale 7 on described ruler 1.
On described two slide rules 2, be respectively equipped with scale.
Be provided with protractor 8 in the inboard of described ruler 1.
Claims (3)
1. adjustable set square, it is characterized in that forming by ruler and two slide rules flexible connections, one end of wherein said two slide rules flexibly connects by bearing pin with described ruler two ends respectively, on described two slide rules, be respectively equipped with slideway, the other end of described two slide rules intersects and interconnects by the traveller that is arranged in slideway, on described traveller, be provided with fixing button, on described ruler, be provided with scale.
2. adjustable set square according to claim 1 is characterized in that being respectively equipped with scale on described two slide rules.
3. adjustable set square according to claim 1 is characterized in that being provided with protractor in the inboard of described ruler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200369592U CN201970704U (en) | 2011-01-31 | 2011-01-31 | Adjustable set square |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200369592U CN201970704U (en) | 2011-01-31 | 2011-01-31 | Adjustable set square |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201970704U true CN201970704U (en) | 2011-09-14 |
Family
ID=44575809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200369592U Expired - Fee Related CN201970704U (en) | 2011-01-31 | 2011-01-31 | Adjustable set square |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201970704U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091685A (en) * | 2015-08-19 | 2015-11-25 | 陈俞任 | Bearing slideway through hole rotation angle aluminium-niobium alloy co-plane adjusting triangular measuring tool |
| CN105128572A (en) * | 2015-08-19 | 2015-12-09 | 陈俞任 | Aluminum molybdenum alloy circular-groove corner-pointer coplanar teaching set square |
| CN105157497A (en) * | 2015-08-19 | 2015-12-16 | 陈俞任 | Bearing slide channel through hole rotation aluminum-niobium alloy co-planar adjustment triangle measuring tool |
| CN105196752A (en) * | 2015-11-17 | 2015-12-30 | 陈俞任 | Aluminium molybdenum alloy circular groove corner pointer adjusting teaching set square |
| CN105235427A (en) * | 2015-11-17 | 2016-01-13 | 陈俞任 | Aluminum nickel alloy mobile teaching triangular ruler with slope track grooves, through holes and corners |
| CN105300208A (en) * | 2015-11-17 | 2016-02-03 | 陈俞任 | Aluminum-niobium alloy coplanar adjustment triangle measuring tool of through hole corner of bearing slideway |
-
2011
- 2011-01-31 CN CN2011200369592U patent/CN201970704U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091685A (en) * | 2015-08-19 | 2015-11-25 | 陈俞任 | Bearing slideway through hole rotation angle aluminium-niobium alloy co-plane adjusting triangular measuring tool |
| CN105128572A (en) * | 2015-08-19 | 2015-12-09 | 陈俞任 | Aluminum molybdenum alloy circular-groove corner-pointer coplanar teaching set square |
| CN105157497A (en) * | 2015-08-19 | 2015-12-16 | 陈俞任 | Bearing slide channel through hole rotation aluminum-niobium alloy co-planar adjustment triangle measuring tool |
| CN105196752A (en) * | 2015-11-17 | 2015-12-30 | 陈俞任 | Aluminium molybdenum alloy circular groove corner pointer adjusting teaching set square |
| CN105235427A (en) * | 2015-11-17 | 2016-01-13 | 陈俞任 | Aluminum nickel alloy mobile teaching triangular ruler with slope track grooves, through holes and corners |
| CN105300208A (en) * | 2015-11-17 | 2016-02-03 | 陈俞任 | Aluminum-niobium alloy coplanar adjustment triangle measuring tool of through hole corner of bearing slideway |
| CN105235427B (en) * | 2015-11-17 | 2017-01-18 | 陈俞任 | Aluminum nickel alloy mobile teaching triangular ruler with slope track grooves, through holes and corners |
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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: 20110914 Termination date: 20120131 |