CN203126279U - Adjustable multipurpose four-bar ruler - Google Patents
Adjustable multipurpose four-bar ruler Download PDFInfo
- Publication number
- CN203126279U CN203126279U CN 201320168253 CN201320168253U CN203126279U CN 203126279 U CN203126279 U CN 203126279U CN 201320168253 CN201320168253 CN 201320168253 CN 201320168253 U CN201320168253 U CN 201320168253U CN 203126279 U CN203126279 U CN 203126279U
- Authority
- CN
- China
- Prior art keywords
- ruler
- bar
- adjustable multipurpose
- bar ruler
- 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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- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses an adjustable multipurpose four-bar ruler and belongs to the technical field of teaching tools. According to the technical scheme, the adjustable multipurpose four-bar ruler comprises a straight ruler and a sliding groove and is characterized in that a sliding shaft is arranged inside the sliding groove, a shaft rod is arranged inside the sliding shaft, and a fixed nut is arranged on the shaft rod. The adjustable multipurpose four-bar ruler is simple in structure and complete in function, and educators can carry the ruler conveniently and operate the ruler flexibly during teaching, so that the work difficulty of educators is reduced.
Description
Technical field: the utility model belongs to the educational outfit technical field, is a kind of adjustable multipurpose four bar chis specifically.
Background technology: at present, mathematics is one of important subject, and in teaching, the teaching aid that religion is how much has ruler, set square etc., and there are many drawbacks in they: carry inconvenience, use also inconvenience, prior still function singleness.When the teaching drawing, the user can only be online basic previous step one step ground oneself needed figure that draws, drawing course is loaded down with trivial details, and it is not directly perceived, more can not cultivate student association, analogy, observation and manipulative ability preferably, the teacher should draw again and say, and is very busy, increased great work difficulty for the education personnel.
Summary of the invention: the purpose of this utility model provides a kind of simple in structure, and the education personnel are easy to carry when teaching, flexible operation, multiple functional adjustable multipurpose four bar chis.
The technical solution of the utility model is: comprise ruler and chute, it is characterized in that being provided with slide-bar in chute that be provided with axostylus axostyle in the slide-bar, axostylus axostyle is provided with hold-down nut.
The beneficial effects of the utility model are: the utility model is simple in structure, and the education personnel are easy to carry when teaching, flexible operation, multiple functional adjustable multipurpose four bar chis, alleviated education personnel's work difficulty.
Description of drawings: accompanying drawing 1 is structural representation of the present utility model.
Among the figure 1, ruler, 2, chute, 3, slide-bar, 4, axostylus axostyle, 5, hold-down nut.
The specific embodiment: comprise ruler 1 and chute 2, it is characterized in that in chute 2, being provided with slide-bar 3 that be provided with axostylus axostyle 4 in the slide-bar 3, axostylus axostyle 4 is provided with hold-down nut 5.The education personnel mix up the length and width degree by slide-bar 3 when teaching, adjustment axle 4 mixes up angle, fix with hold-down nut 5 to get final product.
Claims (1)
1. adjustable multipurpose four bar chis comprise ruler (1) and chute (2), it is characterized in that: be provided with slide-bar (3) in chute (2), be provided with axostylus axostyle (4) in the slide-bar (3), axostylus axostyle (4) is provided with hold-down nut (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320168253 CN203126279U (en) | 2013-03-21 | 2013-03-21 | Adjustable multipurpose four-bar ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320168253 CN203126279U (en) | 2013-03-21 | 2013-03-21 | Adjustable multipurpose four-bar ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203126279U true CN203126279U (en) | 2013-08-14 |
Family
ID=48934295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320168253 Expired - Fee Related CN203126279U (en) | 2013-03-21 | 2013-03-21 | Adjustable multipurpose four-bar ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203126279U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106023731A (en) * | 2016-07-21 | 2016-10-12 | 安徽省宿州市第二中学 | Teaching aid for rotation demonstration of rotating body |
-
2013
- 2013-03-21 CN CN 201320168253 patent/CN203126279U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN106023731A (en) * | 2016-07-21 | 2016-10-12 | 安徽省宿州市第二中学 | Teaching aid for rotation demonstration of rotating body |
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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: 20130814 Termination date: 20140321 |