CN2645934Y - Novel teaching aid - Google Patents

Novel teaching aid Download PDF

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Publication number
CN2645934Y
CN2645934Y CN 03206555 CN03206555U CN2645934Y CN 2645934 Y CN2645934 Y CN 2645934Y CN 03206555 CN03206555 CN 03206555 CN 03206555 U CN03206555 U CN 03206555U CN 2645934 Y CN2645934 Y CN 2645934Y
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CN
China
Prior art keywords
set square
calculator
protractor
teaching aid
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
CN 03206555
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Chinese (zh)
Inventor
谷剑峰
Original Assignee
谷剑峰
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 谷剑峰 filed Critical 谷剑峰
Priority to CN 03206555 priority Critical patent/CN2645934Y/en
Application granted granted Critical
Publication of CN2645934Y publication Critical patent/CN2645934Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

A novel teaching aid belongs to the operation, ministry of transport, printing branch, writing or painting instrument, small kinds of writing or painting auxiliary instrument, and a connection instrument with painting instrument assembly technical field according to IPC. The purpose is to solve the technical problems of the dual-purpose of a set square and a compass and a set square and a calculator. The utility model mainly comprises a set square with scale, a protractor, an axis, a pen, a solar device, a calculator and an indicating needle, and is characterized in that the root position of the pen is connected with the top position of the set square with scale through the axis, the root position of the set square with scale is connected with the root position of the indicating needle through a thumbtack, the bottom of the solar device is stuck to and connected with the surface of the calculator, the bottom of the calculator is stuck to and connected with the center of the surface of the protractor, and the root position of the protractor is stuck to and connected with the central semicircular position of the set square with scale. The utility model has a wide application, easy production and easy popularization.

Description

Novel teaching aid
(1) technical field:
The utility model relates to novel teaching aid, divides by International Patent Classification (IPC) (IPC) to belong to operation, Department of Transportation, and printing branch is write or drawing appliance; The big class of office appliance is write or drawing appliance; The assistant product group of writing or draw, big group of ruler, the additional little technical group field of plotting equipment jockey of band.
(2) background technology:
At present, existing and once had about big group of ruler, the technology of the additional plotting equipment jockey group of band was all done very fruitful effort to the demand of novel teaching aid, also once designed many outstanding technical schemes.As declaring of the Decree of Patent Office of China on the 26th February in 2003 by Cao Chaohui, Granted publication is CN2537561Y, China Patent No. (ZL) is: No. 02234670.8 utility model patent title is the utility model patent of " multifunction ratio drawing rule ", the technical scheme that is adopted.On big group of ruler, the technical elements of the additional plotting equipment jockey group of band is a routine of great value invention, and it has solved the technical problem of flexible measurement different proportion arc length effectively.But still have some deficits, its also be difficult to solve set square compasses effect of holding concurrently, the hold concurrently technical problem of calculating effect of set square.
(3) summary of the invention:
The purpose of this utility model is to provide a kind of novel teaching aid.Solving the set square compasses effect of holding concurrently, the hold concurrently technical problem of calculating effect of set square.
The novel teaching aid that the new technical scheme that above-mentioned technical problem to be solved in the utility model adopted is achieved in that this utility model mainly by: the set square of band scale, protractor, axle, pen, solar energy device, calculator, pointer, by following closely formation.Its major part protractor, axle, pen, calculator, pointer, select for use by market by nail.The set square of its band scale is the triangle that there is semicircle at band scale and center, is material with plastics, through the heat treatment process manufacturing.Its solar energy device is an oblong-shaped, is material with the material that can absorb solar energy automatically, through shearing processing and manufacturing.
In shape, structure and combination thereof, the total essential features of novel teaching aid of the present utility model and immediate prior art is: the bottom position of protractor is pasted the semicircle position, center of the set square that is connected the band scale, be combined into the integrative-structure of set square center band protractor shape, function has been to get final product the effect that setting-out can be drawn arc again.In shape, structure and combination thereof, the novel teaching aid of the present utility model technical characterictic different with immediate prior art is: the root position axle of pen is connected the tip position of the set square of band scale, the root position of the set square of band scale is connected the root position of pointer by nail, be combined into the bascule of triangle strip compasses shape, function has been the effect that set square is drawn circular arc.The bottom position of solar energy device is pasted the surface location that is connected calculator, is combined into the fixed structure of calculator shape, and function has been the effect that the energy is provided.The bottom position of calculator is pasted the centre of surface position that is connected protractor, the root position of protractor is pasted the semicircle position, center of the set square that is connected the band scale, be combined into the stepped construction of three flat stack paste shapes, function has been the effect of computable number certificate.So just realized that novel teaching aid of the present utility model solves the set square compasses effect of holding concurrently, the hold concurrently purpose of technical problem of calculating effect of set square.
The beneficial effect of the novel teaching aid of utility model is that the utility model is to solve the set square compasses effect of holding concurrently, set square hold concurrently the calculating effect the technical scheme that technical problem adopted and existing and once had about big group of ruler, the technology of the additional plotting equipment jockey group of band has been compared three place's advantage and improvement:
First, owing to designed the tip position that the root position axle of pen is connected the set square of band scale in the technical scheme of novel teaching aid of the present utility model, the root position of the set square of band scale is connected the root position of pointer by nail, be combined into the bascule of triangle strip compasses shape, so easier solution set square is drawn the technical problem of circular arc.
The second, paste the surface location that is connected calculator owing to designed the bottom position of solar energy device in the technical scheme of novel teaching aid of the present utility model, be combined into the fixed structure of calculator shape, so easier solution provides the technical problem of the energy.
The 3rd, paste the centre of surface position that is connected protractor owing to designed the bottom position of calculator in the technical scheme of novel teaching aid of the present utility model, the root position of protractor is pasted the semicircle position, center of the set square that is connected the band scale, be combined into the stepped construction of three flat stack paste shapes, so the technical problem of easier solution computable number certificate.
(4) description of drawings:
Accompanying drawing provides the structural representation of novel teaching aid of the present utility model:
Fig. 1: the overall structure schematic diagram that is novel teaching aid of the present utility model:
The label declaration of parts in the schematic diagram:
34 of set square 2 protractors of 1 band scale
5 solar energy devices, 6 calculators, 7 pointers 8 are by nail
(5) specific embodiment:
Below in conjunction with accompanying drawing, for realize solving the set square compasses effect of holding concurrently, the hold concurrently optimal way of the technical scheme that the technical problem of calculating effect takes of set square is described further to novel teaching aid of the present utility model:
Its static structure: please join accompanying drawing: as shown in the figure, novel teaching aid of the present utility model is mainly by set square 1, protractor 2, axle 3, pen 4, solar energy device 5, calculator 6, the pointer 7 of band scale, constitute by nail 8.Its major part protractor 2, axle 3, pen 4, calculator 6, pointer 7, select for use by market by nail 8.The set square 1 of its band scale is the triangle that there is semicircle at band scale and center, is material with plastics, through the heat treatment process manufacturing.Its solar energy device 5 is oblong-shapeds, is material with the material that can absorb solar energy automatically, through shearing processing and manufacturing.
In shape, structure and combination thereof, the total essential features of novel teaching aid of the present utility model and immediate prior art is: the bottom position of protractor 2 is pasted the semicircle position, center of the set square 1 that is connected the band scale, be combined into the integrative-structure of set square center band protractor shape, function has been to get final product the effect that setting-out can be drawn arc again.In shape, structure and combination thereof, the novel teaching aid of the present utility model technical characterictic different with immediate prior art is: the root position axle 3 of pen 4 is connected the tip position of the set square 1 of band scale, the root position of the set square 1 of band scale is connected the root position of pointer 7 by nail 8, be combined into the bascule of triangle strip compasses shape, function has been the effect that set square is drawn circular arc.The bottom position of solar energy device 5 is pasted the surface location that is connected calculator 6, is combined into the fixed structure of calculator shape, and function has been the effect that the energy is provided.The bottom position of calculator 6 is pasted the centre of surface position that is connected protractor 2, the root position of protractor 2 is pasted the semicircle position, center of the set square 1 that is connected the band scale, be combined into the stepped construction of three flat stack paste shapes, function has been the effect of computable number certificate.
Below by using method, further set forth the dynamic structure relation of this practical novel teaching aid: in use, when needs use compasses, according to theory of mechanics, at first pointer 7 is fixed on circle centre position, use the stroke arc then, pack up pointer 7 and pen 4 more then, thereby finish the task of using compasses.
In use, in the time of the needs calculator,, at first make solar energy device 5 be full of electricity, use calculator 6 then, thereby finish the task of using calculator according to physical principle.So just realized that novel teaching aid of the present utility model solves the set square compasses effect of holding concurrently, the hold concurrently purpose of technical problem of calculating effect of set square.
Realize that preferred plan of the present utility model is is material with plastics, utilize the basic equipment of teaching aid factory, take to produce by batch in a large number,, so just can realize the practical value and the economic worth of novel teaching aid of the present utility model better with the demand of supply educational circles.

Claims (3)

1. novel teaching aid, it is by the set square (1) of band scale, protractor (2), axle (3), pen (4), solar energy device (5), calculator (6), pointer (7), constitutes by nail (8), the bottom position of its protractor (2) is pasted the semicircle position, center of the set square (1) that is connected the band scale, it is characterized in that: the root position axle (3) of pen (4) is connected the tip position of the set square (1) of band scale, and the root position of the set square (1) of band scale is connected the root position of pointer (7) by nail (8).
2. novel teaching aid according to claim 1 is characterized in that: the bottom position of solar energy device (5) is pasted the surface location that is connected calculator (6).
3. novel teaching aid according to claim 1 is characterized in that: the bottom position of calculator (6) is pasted the centre of surface position that is connected protractor (2), and the root position of protractor (2) is pasted the semicircle position, center of the set square (1) that is connected the band scale.
CN 03206555 2003-07-28 2003-07-28 Novel teaching aid Expired - Fee Related CN2645934Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 03206555 CN2645934Y (en) 2003-07-28 2003-07-28 Novel teaching aid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 03206555 CN2645934Y (en) 2003-07-28 2003-07-28 Novel teaching aid

Publications (1)

Publication Number Publication Date
CN2645934Y true CN2645934Y (en) 2004-10-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 03206555 Expired - Fee Related CN2645934Y (en) 2003-07-28 2003-07-28 Novel teaching aid

Country Status (1)

Country Link
CN (1) CN2645934Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106197189A (en) * 2016-07-19 2016-12-07 洪明 A kind of Novel mathematics teaching protractor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106197189A (en) * 2016-07-19 2016-12-07 洪明 A kind of Novel mathematics teaching protractor

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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