CN201257850Y - Multi-purpose teaching aid - Google Patents

Multi-purpose teaching aid Download PDF

Info

Publication number
CN201257850Y
CN201257850Y CNU2008200268208U CN200820026820U CN201257850Y CN 201257850 Y CN201257850 Y CN 201257850Y CN U2008200268208 U CNU2008200268208 U CN U2008200268208U CN 200820026820 U CN200820026820 U CN 200820026820U CN 201257850 Y CN201257850 Y CN 201257850Y
Authority
CN
China
Prior art keywords
ruler
ruler main
teaching aid
teaching
auxilliary chi
Prior art date
Application number
CNU2008200268208U
Other languages
Chinese (zh)
Inventor
秦元梅
Original Assignee
秦元梅
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 秦元梅 filed Critical 秦元梅
Priority to CNU2008200268208U priority Critical patent/CN201257850Y/en
Application granted granted Critical
Publication of CN201257850Y publication Critical patent/CN201257850Y/en

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Abstract

The utility model discloses a multipurpose teaching-aid ruler, which is characterized in that a main body of a ruler and an auxiliary ruler are connected through a connecting shaft, the auxiliary ruler is provided with a sliding groove, a slide block is arranged on the sliding groove, and a fixer for fixing chalk is connected on the slide block. The utility model can be used as a ruler, a compass, an angle gauge and a teaching pole. The multipurpose teaching-aid ruler has the advantages of simple structure, convenient use and easy operation.

Description

A kind of teaching aid of using more
Technical field
The utility model provides a kind of multipurpose educational apparatus.
Background technology
At present on teaching classroom, as will be when the blackboard upper drawing circle, generally will be by means of compasses, also will be when drawing the angle by the teaching aid protractor, it also is independent teaching bar simultaneously, disperse teacher's notice like this, use inconvenient.
Summary of the invention
In order to solve the above problem, the utility model provides a kind of teaching aids of using convenient to use more; It is made up of ruler main body and auxilliary chi, connects by connecting axle between ruler main body and the auxilliary chi, on the auxilliary chi chute is arranged, and sliding shoe is arranged on the chute, on the chute by the fixing fixator of chalk; Angle and scale are arranged on the ruler main body.
Description of drawings
Fig. 1 uses the structural representation of teaching aid more;
The specific embodiment
Use teaching aid a kind of, it mainly is to be made of ruler main body 1 and auxilliary chi 2 more, connects by connecting axle 3 between ruler main body 1 and the auxilliary chi 2, on the auxilliary chi 2 chute 4 is arranged, sliding shoe 5 is arranged on the chute 4,6 of fixing chalk is arranged on the sliding shoe 5, angle and scale are arranged on the ruler main body 1.Angle on the ruler main body is corresponding with the angulation between ruler main body and the auxilliary chi; Draw bowlder, chalk is contained in the chalk fixator, adjust sliding shoe to determine radius of a circle, the ruler main body is attached on the blackboard, rotate auxilliary chi, circle can draw; When drawing the angle, by the ruler main body horizontal line that draws, angle on the ruler main body is aimed at auxilliary chi edge prolong the ruler main body straight line that draws, the angle between two lines is identical with the demonstration of angle.Rotate auxilliary chi and become 180 degree can do the use of religion bar with the ruler main body, utilize ruler main body scale also can make ruler separately and use.

Claims (1)

  1. A kind of teaching aid of using more, it mainly is by ruler main body (1) and auxilliary chi (2), it is characterized in that connecting by connecting axle (3) between described ruler main body (1) and the auxilliary chi, chute (4) is arranged on the described auxilliary chi (2), slide block (5) is arranged on the described chute (4), be connected with chalk fixator (6) on the described slide block (5).
CNU2008200268208U 2008-08-15 2008-08-15 Multi-purpose teaching aid CN201257850Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200268208U CN201257850Y (en) 2008-08-15 2008-08-15 Multi-purpose teaching aid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200268208U CN201257850Y (en) 2008-08-15 2008-08-15 Multi-purpose teaching aid

Publications (1)

Publication Number Publication Date
CN201257850Y true CN201257850Y (en) 2009-06-17

Family

ID=40772080

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200268208U CN201257850Y (en) 2008-08-15 2008-08-15 Multi-purpose teaching aid

Country Status (1)

Country Link
CN (1) CN201257850Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102632749A (en) * 2012-04-07 2012-08-15 福建农林大学 Multifunctional combined drawing instrument
CN105716490A (en) * 2016-01-28 2016-06-29 苏州莱测检测科技有限公司 Multifunctional auxiliary measuring rule
CN110774805A (en) * 2019-11-06 2020-02-11 陕西科技大学 Compasses for teaching

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102632749A (en) * 2012-04-07 2012-08-15 福建农林大学 Multifunctional combined drawing instrument
CN105716490A (en) * 2016-01-28 2016-06-29 苏州莱测检测科技有限公司 Multifunctional auxiliary measuring rule
CN110774805A (en) * 2019-11-06 2020-02-11 陕西科技大学 Compasses for teaching

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090617

Termination date: 20090915

C17 Cessation of patent right