CN2080469U - Multifunction teaching ruler - Google Patents
Multifunction teaching ruler Download PDFInfo
- Publication number
- CN2080469U CN2080469U CN 90213229 CN90213229U CN2080469U CN 2080469 U CN2080469 U CN 2080469U CN 90213229 CN90213229 CN 90213229 CN 90213229 U CN90213229 U CN 90213229U CN 2080469 U CN2080469 U CN 2080469U
- Authority
- CN
- China
- Prior art keywords
- chi
- face
- card
- protractor
- vernier
- 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.)
- Withdrawn
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Abstract
The utility model relates to a multifunctional teaching ruler, which belongs to the drawing tool and comprise two straightedges, a protractor, two movable clamps, a vernier, a chalk clip, a sucking disk, a bolt, etc. Integrating with the functions of a straightedge, a protractor, a set-square and compasses, the utility model can be attached to a blackboard to accurately draw angles, parallel lines, vertical lines, circles, etc., and can also serve as a coordinatometer. With convenient operation and portability, the utility model is particularly suitable for teaching drawing.
Description
The utility model relates to a kind of drawing apparatus.
Usually the drafting instrument of teaching usefulness is ruler, set square, protractor, compasses or the like, and the function of these stationery is few, and teaching sometimes need be with several stationery to use by turns.In recent years, have one in the Chinese patent, 20 kind of multipurpose ruler, its structure, function is each has something to recommend him.
The purpose of this utility model is: provide a kind of function many, use, easy to carry, the drafting instrument of the usefulness that is particularly suitable for imparting knowledge to students.
Technology contents of the present utility model is: two rulers respectively are with an active card on (claiming end chi, face chi), and chi card front in the end is a protractor, and the protractor initial point has a screw and face chi card to be hinged; The vernier that one band chalk folder is arranged on the face chi.End chi and face chi can slide in active card, and the face chi can be around the initial point rotation of protractor, and two chis are erect also can draw circle.Sucker can also be loaded onto in chi two ends, the end, during mapping at the bottom of chi can be attached on the blackboard.
The utility model is compared with existing teaching chi, and have the following advantages: this chi integrates ruler, protractor, set square, compasses, compact conformation, and use, easy to carry can replace multiple teaching drafting instrument.
Fig. 1: multifunctional teaching ruler structural representation
The utility model is described in further detail below in conjunction with accompanying drawing: be with the end chi card (2) of band protractor on end chi (1), chi card (2) one sides in the end have a tightening knob (6), and the protractor in chi card front, the end has a deep-slotted chip breaker (3); Be with a face chi card (8) on the face chi (7), there are two location red lines in face chi card (8) front, face chi card one side has a tightening knob (6), face chi (7) is placed on the end chi card (2) with face chi card stack, former two cards of naming a person for a particular job that have a screw (4) to pass on the protractor on contacted of face chi card and the end chi card are hinged, the face chi can rotate around initial point, face chi card (8) has an angulation fixing button (5) for positive one jiao, the fixing button lower end places in the deep-slotted chip breaker (3), button (5) is tightened, face chi (7) not slidably can not rotate.Also be with a face chi vernier (11) on the face chi, a side of vernier is equipped with chalk folder (9) and chalk folder knob (10), and chalk is clipped under the spring action and can moves up and down, and the vernier other end has navigation button (12).One end of face chi has baffle plate ∥ (17), and the other end can be adorned chalk folder (9) and chalk folder knob (10).One end of end chi (1) is equipped with a picture round needle (15) and the fastening button of round needle (16), and end chi is erect with the face chi can do the compasses use when intersecting.A sucker (13) respectively is equipped with at the back side at end chi (1) two ends, and positive sucker bleeder screw (14) links to each other with sucker (13).
During use, screw bleeder screw (14), end chi is adsorbed on the blackboard.Unscrew face chi fixing button (5), the initial point that the face chi promptly can protractor is a center of circle Rotate 180 °, tightens the tightening knob (6) on the face chi card, then can utilize the chalk folder picture semicircle of face chi vernier (11).Unscrew face chi vernier navigation button (12), can rule along the face chi by moving cursor.Unclamp the fastening button (6) of end chi card, the face chi can slide along end chi with end chi card (2) and rule.Utilize that this chi can draw parallel lines, vertical line, angle, camber line, circle etc. arbitrarily, also can draw coordinate figure.Line finishes, and back-outs bleeder screw (14), and this chi promptly breaks away from blackboard.
Manufactured size: end chi, face chi length are 80cm, wide 5cm, thick 0.5-1.0cm.Ruler material plank or lucite; End chi card, face chi card are lacquer disk(-sc) with lucite or part metals sheet, sucker.
Claims (3)
1, multifunctional teaching ruler comprises parts such as chi sheet, protractor.Feature of the present utility model is: be with the end chi card [2] of band protractor on end chi [1], end chi card one side has a tightening knob [6]; Face chi [7] is enclosed within the face chi card [8], face chi card one side has a tightening knob [6], face chi and face chi card [8] overlay on the end chi card [2], former two cards of naming a person for a particular job that have a fixed screw [4] to pass on the protractor on contacted of face chi card and the end chi card are hinged, and face chi card [8] has an angulation fixing button [5] for positive one jiao; Be with a face chi vernier [11] on the face chi [7], chalk folder [9] is equipped with in vernier [11] side, and there is a vernier navigation button [12] in the vernier front.
2, according to the described multifunctional teaching ruler of claim 1, it is characterized in that: end chi card (2) front protractor has a deep-slotted chip breaker (3), and angulation fixing button (5) lower end places in the deep-slotted chip breaker (3); One end of face chi (7) has a baffle plate (17), and the other end is equipped with chalk folder (9), and chalk folder knob (10) is arranged on the chalk folder (9); One end of end chi (1) is equipped with a picture round needle (15) and the fastening button of round needle (16).
3, according to claim 1,2 described multifunctional teaching rulers, it is characterized in that: a sucker (13) respectively is equipped with at end chi (1) back side, two ends, and the front has sucker bleed screw (14) to link to each other with sucker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90213229 CN2080469U (en) | 1990-07-24 | 1990-07-24 | Multifunction teaching ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90213229 CN2080469U (en) | 1990-07-24 | 1990-07-24 | Multifunction teaching ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2080469U true CN2080469U (en) | 1991-07-10 |
Family
ID=4892710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90213229 Withdrawn CN2080469U (en) | 1990-07-24 | 1990-07-24 | Multifunction teaching ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2080469U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100411885C (en) * | 2006-02-16 | 2008-08-20 | 浙江建设职业技术学院 | Large scale profilogram fixing plate |
| CN107020866A (en) * | 2017-03-30 | 2017-08-08 | 许子浩 | A kind of multipurpose student mathmatical ruler |
-
1990
- 1990-07-24 CN CN 90213229 patent/CN2080469U/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100411885C (en) * | 2006-02-16 | 2008-08-20 | 浙江建设职业技术学院 | Large scale profilogram fixing plate |
| CN107020866A (en) * | 2017-03-30 | 2017-08-08 | 许子浩 | A kind of multipurpose student mathmatical ruler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |