CN206217444U - A kind of mathematical education fast drawing instrument - Google Patents

A kind of mathematical education fast drawing instrument Download PDF

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Publication number
CN206217444U
CN206217444U CN201620791302.XU CN201620791302U CN206217444U CN 206217444 U CN206217444 U CN 206217444U CN 201620791302 U CN201620791302 U CN 201620791302U CN 206217444 U CN206217444 U CN 206217444U
Authority
CN
China
Prior art keywords
protractor
chalk
sliding seat
mathematical education
graduated scale
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
Application number
CN201620791302.XU
Other languages
Chinese (zh)
Inventor
阳志锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hengyang Normal University
Original Assignee
Hengyang Normal University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hengyang Normal University filed Critical Hengyang Normal University
Priority to CN201620791302.XU priority Critical patent/CN206217444U/en
Application granted granted Critical
Publication of CN206217444U publication Critical patent/CN206217444U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of mathematical education fast drawing instrument,Including bush of chalk,Sliding seat,Graduated scale,Protractor and sucker,The protractor is circular configuration,Protractor is provided with multiple drawing holes,Angle index line is provided with protractor outer ledge,Protractor circle centre position cylinder lever connecting rod,Pull bar bottom connecting sucker,Pull bar top connection rotation nut,Graduated scale is connected on pull bar between rotation nut and protractor,The graduated scale is provided with length scale line,Slided on graduated scale and be provided with sliding seat,Sliding seat side is provided with locking knob,The sliding seat side is provided with bush of chalk,Drawing chalk is installed in bush of chalk,A kind of mathematical education fast drawing instrument,Good fixing effect,Stability is high,The quick of various figures is facilitated to draw,It is easy to the measurement of angle,Realize the drafting of straight line and the circular drafting of different radii,Improve the degree of accuracy and the efficiency of graphic plotting in mathematical education.

Description

A kind of mathematical education fast drawing instrument
Technical field
The utility model is related to mathematical education field, specifically a kind of mathematical education fast drawing instrument.
Background technology
In mathematics is drawn or is imparted knowledge to students, drawing instrument is primarily to facilitate student and teacher to map, traditional paints Figure instrument is the teaching equipment being commonly used including set square, protractor and compasses etc., when being mapped on blackboard, tradition Drawing instrument not only fixed effect and less stable, and need to change mapping apparatus repeatedly, so not only waste time and energy, And valuable instructional blocks of time is wasted, picture efficiency is severely impacted.Regarding to the issue above, the utility model is aimed to provide A kind of multifunctional mathmatical drawing appliance.
Utility model content
The purpose of this utility model is to provide a kind of mathematical education fast drawing instrument, to solve above-mentioned background technology The problem of middle proposition.
To achieve the above object, the utility model provides following technical scheme:
A kind of mathematical education fast drawing instrument, including bush of chalk, sliding seat, graduated scale, protractor and sucker, institute Protractor is stated for circular configuration, protractor is provided with multiple drawing holes, angle index line, angulation are provided with protractor outer ledge Device circle centre position cylinder lever connecting rod, pull bar bottom connecting sucker, sucker is located at protractor lower section, pull bar top connection rotation nut, rotation Turn nut is located at protractor top, and graduated scale is connected on the pull bar between rotation nut and protractor, and the graduated scale is provided with Length scale line, slides on graduated scale and is provided with sliding seat, and sliding seat side is provided with locking knob, and the sliding seat side is provided with Bush of chalk, is provided with drawing chalk in bush of chalk, bush of chalk side is provided with fixing nut.
As further program of the utility model:The protractor is made of tempering transparent glass material.
As further program of the utility model:The drawing hole is circular port, tri-angle-holed, rectangular opening, positive five side Shape hole, regular hexagon hole or octagon hole.
As further program of the utility model:The graduated scale end is set on pull bar, and protractor lower surface glues Post rubber post.
As further program of the utility model:The graduated scale outer end connects block, stop bottom and rubber Column bottom is concordant.
As further program of the utility model:Observation window is offered on the sliding seat, positioning is provided with observation window Pin, pilot pin is towards length scale line.
Compared with prior art, the beneficial effects of the utility model are:A kind of mathematical education fast drawing instrument, Reasonable in design, easy for operation, good fixing effect, stability is high, facilitates the quick of various figures to draw, and is easy to angle Measurement, realize the drafting of straight line and the circular drafting of different radii, improve graphic plotting in mathematical education the degree of accuracy and Efficiency.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of sucker in the utility model.
In figure:1- pilot pins, 2- bush of chalk, 3- fixing nuts, 4- drawing chalk, 5- sliding seats, 6- graduated scales, 7- draw Bar, 8- protractors, 9- rubbers post, 10- angle indexs line, 11- drawing hole, 12- suckers, 13- rotations nut, 14- length Graduation mark, 15- lockings knob, 16- observation windows, 17- blocks.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1~2 are referred to, in the utility model embodiment, a kind of mathematical education fast drawing instrument, including chalk sleeve Cylinder 2, sliding seat 5, graduated scale 6, protractor 8 and sucker 12, the protractor 8 are made of tempering transparent glass material, angulation Device 8 is circular configuration, and protractor 8 is provided with multiple drawing holes 11, and drawing hole 11 is circular port, tri-angle-holed, rectangular opening, positive five Side shape hole, regular hexagon hole or octagon hole, fast and easy draw various figures;Angle is provided with the outer ledge of protractor 8 Graduation mark 10, the circle centre position cylinder lever connecting rod 7 of protractor 8, the bottom connecting sucker 12 of pull bar 7, sucker 12 is located at the lower section of protractor 8, draws The top of bar 7 connection rotation nut 13, rotation nut 13 is located at the top of protractor 8, the pull bar between rotation nut 13 and protractor 8 Graduated scale 6 is connected on 7, the end of graduated scale 6 is set on pull bar 7, the lower surface of protractor 8 is pasted with rubber post 9, it is necessary to will Protractor 8 is fixed when using, and pull bar 7 is pressed down on first and adsorbs on blackboard sucker 12, then by rotating 13 turns of nut It is dynamic to be lifted up pull bar 7, the adsorption capacity of sucker 12 is further enhanced, the rubber post 9 of the bottom surface of protractor 8 has very well Supporting role, it is to avoid protractor 8 shakes, and enhances stability, and graduated scale 6 rotates the survey for realizing the upper angle of protractor 8 Amount.
The graduated scale 6 is provided with length scale line 14, the outer end of graduated scale 6 connection block 17, the bottom of block 17 and rubber The bottom of support column 9 is concordant, increases the stability of graduated scale 6, is slided on graduated scale 6 and is provided with sliding seat 5, and the side of sliding seat 5 sets There is locking knob 15, rotary lock knob 15 is easy to implement the fixation of sliding seat 5, observation window 16 is offered on sliding seat 5, observes Pilot pin 1 is provided with window 16, pilot pin 1 is easy to determine to slide towards length scale line 14 by the pilot pin 1 in observation window 16 5 position on graduated scale 6 of seat, improves the accuracy of the movement of sliding seat 5, and the side of the sliding seat 5 is provided with bush of chalk 2, Drawing chalk 4 is installed in bush of chalk 2, the side of bush of chalk 2 is provided with fixing nut 3, when using, fixing nut 3 is contradicted and painted Figure chalk 4, drawing chalk 4 is fixed in bush of chalk 2, sliding seat 5 is slided along graduated scale 6, realizes the drafting of straight line, is pushed away Dynamic graduated scale 6 rotates around pull bar 7, realizes the circular drafting of different radii, easy to operate, improves figure in mathematical education The degree of accuracy of drafting and efficiency.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, can in other specific forms realize that this practicality is new Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each implementation method is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should Specification an as entirety, the technical scheme in each embodiment can also be formed into those skilled in the art through appropriately combined May be appreciated other embodiment.

Claims (6)

1. a kind of mathematical education fast drawing instrument, including bush of chalk, sliding seat, graduated scale, protractor and sucker, it is special Levy and be, the protractor is circular configuration, protractor is provided with multiple drawing holes, angle quarter is provided with protractor outer ledge Degree line, protractor circle centre position cylinder lever connecting rod, pull bar bottom connecting sucker, sucker is located at protractor lower section, the connection rotation of pull bar top Turn nut, rotation nut is located at protractor top, and graduated scale, the scale are connected on the pull bar between rotation nut and protractor Chi is provided with length scale line, is slided on graduated scale and is provided with sliding seat, and sliding seat side is provided with locking knob, the sliding seat Side is provided with bush of chalk, and drawing chalk is provided with bush of chalk, and bush of chalk side is provided with fixing nut.
2. a kind of mathematical education fast drawing instrument according to claim 1, it is characterised in that the protractor is used Tempering transparent glass material is made.
3. a kind of mathematical education fast drawing instrument according to claim 1, it is characterised in that the drawing Kong Weiyuan Shape hole, tri-angle-holed, rectangular opening, regular pentagon hole, regular hexagon hole or octagon hole.
4. a kind of mathematical education fast drawing instrument according to claim 1, it is characterised in that the scale ruler end part It is set on pull bar, protractor lower surface is pasted with rubber post.
5. a kind of mathematical education fast drawing instrument according to claim 1 or 4, it is characterised in that the graduated scale Outer end connects block, and stop bottom is concordant with rubber column bottom.
6. a kind of mathematical education fast drawing instrument according to claim 1, it is characterised in that opened on the sliding seat Observation window is provided with, pilot pin is provided with observation window, pilot pin is towards length scale line.
CN201620791302.XU 2016-07-26 2016-07-26 A kind of mathematical education fast drawing instrument Expired - Fee Related CN206217444U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620791302.XU CN206217444U (en) 2016-07-26 2016-07-26 A kind of mathematical education fast drawing instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620791302.XU CN206217444U (en) 2016-07-26 2016-07-26 A kind of mathematical education fast drawing instrument

Publications (1)

Publication Number Publication Date
CN206217444U true CN206217444U (en) 2017-06-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620791302.XU Expired - Fee Related CN206217444U (en) 2016-07-26 2016-07-26 A kind of mathematical education fast drawing instrument

Country Status (1)

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CN (1) CN206217444U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107984939A (en) * 2017-12-01 2018-05-04 宋凯飞 A kind of mathematical education drawing instrument
CN108284686A (en) * 2018-02-09 2018-07-17 淄博职业学院 A kind of industrial and commercial administration teaching radar plotting ruler
CN110103615A (en) * 2019-05-20 2019-08-09 徐秋仓 A kind of digital drafting instrument
CN111976346A (en) * 2020-07-15 2020-11-24 乐清市柳市职业技术学校 Mechanical drawing teaching ruler
CN114590059A (en) * 2021-10-21 2022-06-07 白玉敏 Novel circle drawing tool for teaching

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107984939A (en) * 2017-12-01 2018-05-04 宋凯飞 A kind of mathematical education drawing instrument
CN108284686A (en) * 2018-02-09 2018-07-17 淄博职业学院 A kind of industrial and commercial administration teaching radar plotting ruler
CN110103615A (en) * 2019-05-20 2019-08-09 徐秋仓 A kind of digital drafting instrument
CN111976346A (en) * 2020-07-15 2020-11-24 乐清市柳市职业技术学校 Mechanical drawing teaching ruler
CN114590059A (en) * 2021-10-21 2022-06-07 白玉敏 Novel circle drawing tool for teaching

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170606

Termination date: 20180726