CN108068508A - 一种组合式多功能教具 - Google Patents

一种组合式多功能教具 Download PDF

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Publication number
CN108068508A
CN108068508A CN201610994735.XA CN201610994735A CN108068508A CN 108068508 A CN108068508 A CN 108068508A CN 201610994735 A CN201610994735 A CN 201610994735A CN 108068508 A CN108068508 A CN 108068508A
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China
Prior art keywords
ruler
folding
protractor
semicircle
teaching aid
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CN201610994735.XA
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English (en)
Inventor
张晶
任佳怡
阳霞
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Mianyang Shengdian Intellectual Property Technology Service Co Ltd
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Mianyang Shengdian Intellectual Property Technology Service Co Ltd
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Priority to CN201610994735.XA priority Critical patent/CN108068508A/zh
Publication of CN108068508A publication Critical patent/CN108068508A/zh
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L13/00Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00Measuring instruments characterised by the use of mechanical techniques
    • G01B3/02Rulers with scales or marks for direct reading
    • G01B3/04Rulers with scales or marks for direct reading rigid
    • G01B3/06Rulers with scales or marks for direct reading rigid folding
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00Measuring instruments characterised by the use of mechanical techniques
    • G01B3/56Gauges for measuring angles or tapers, e.g. conical calipers
    • G01B3/563Protractors
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B23/00Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes

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  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Algebra (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)

Abstract

一种组合式多功能教具,解决了现有教学用具功能比较单一、不易收藏、且不便于携带的问题,其特征是:半圆形量角器及直尺为现有技术,各直尺通过小号铆钉铰接,且直尺与直尺之间能相对于彼此旋转。多个直尺铰接就构成折叠尺,两个折叠尺与量角器间用大号铆钉铰接,使两个折叠尺能相对与半圆形量角器水平任意旋转,折叠尺与折叠尺之间也能相对于彼此水平任意旋转;且大号铆钉的位置位于半圆形量角器的半圆心处。每根直尺的长度与半圆形量角器的半径相等。本设计简单、方便、成本低、易推广。

Description

一种组合式多功能教具
技术领域
本发明涉及教学用具类,特别是一种组合式多功能教具领域。
背景技术
目前,现有教学用具功能单一,教学时老师往往需要带多种教具,这样一来不便于老师携带,且在需要用到多种教学用具时老师不得不放下一种组合式多功能教具去拿另一种 ,这样就给老师的教学和学生的学习带来诸多不便。
发明内容
本设计是为了解决现有教学用具功能比较单一、不易收藏、且不便于携带的问题,而提供的一种组合式多功能教具。
技术方案:
本设计由半圆形量角器、小号铆钉、直尺、大号铆钉及折叠尺构成,其中半圆形量角器及直尺,为现有技术的带有刻度的一般半圆形量角器和直尺,且均为木质。各直尺通过小号铆钉铰接,且直尺与直尺之间能相对于彼此旋转。多个直尺铰接就构成折叠尺,两个折叠尺与量角器间用大号铆钉铰接,使两个折叠尺能相对与半圆形量角器水平任意旋转,折叠尺与折叠尺之间也能相对于彼此水平任意旋转;且大号铆钉的位置位于半圆形量角器的半圆心处。每根直尺的长度与半圆形量角器的半径相等。
有益效果:
本设计解决了现有教学用具功能比较单一、不易收藏、且不便于携带的问题,这种多功能教具可以测量长度,量不同的角度,画不同的角度,演示平行四边形、长方形、正方形、菱形、三角形等。可以广泛应用于数学、美术、体育等学科教学。解决教学中的实际问题。本设计结构简单、操作简单、造价低,值得推广运用。
附图说明
下面结合附图和实施例对本发明进一步说明。
图1是多功能教学用具的整体结构示意图。
其中,1.半圆形量角器, 2.小号铆钉, 3.直尺, 4.大号铆钉, 5.折叠尺。
具体实施方式
如图1所示,本设计由半圆形量角器1、小号铆钉2、直尺3、大号铆钉4及折叠尺5构成。当需要量长度时只需用半圆形量角器1或者将折叠尺5旋转成一条直线进行测量,教学者可根据测量的长度来选择是用半圆形量角器1还是用折叠尺5来测量。当需要量不同的角度,画不同的角度,演示平行四边形、长方形、正方形、菱形、三角形等,只需将直尺3、折叠尺5做适当的旋转、通过折叠尺5、直尺3、半圆形量角器1的配合,便能很方便的进行上述的各种教学演示。当用完多功能教学用具后只需将直尺3旋转折叠在一起,再将折叠后的直尺3整体相对与大号铆钉2旋转到与半圆形量角器的半径重合即可。

Claims (1)

1.一种组合式多功能教具,由半圆形量角器、小号铆钉、直尺、大号铆钉及折叠尺构成,其特征在于:各直尺通过小号铆钉铰接,且直尺与直尺之间能相对于彼此旋转;多个直尺铰接就构成折叠尺,两个折叠尺与量角器间用大号铆钉铰接,两个折叠尺能相对与半圆形量角器水平任意旋转,折叠尺与折叠尺之间也能相对于彼此水平任意旋转;大号铆钉的位置位于半圆形量角器的半圆心处;每根直尺的长度与半圆形量角器的半径相等。
CN201610994735.XA 2016-11-11 2016-11-11 一种组合式多功能教具 Withdrawn CN108068508A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610994735.XA CN108068508A (zh) 2016-11-11 2016-11-11 一种组合式多功能教具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610994735.XA CN108068508A (zh) 2016-11-11 2016-11-11 一种组合式多功能教具

Publications (1)

Publication Number Publication Date
CN108068508A true CN108068508A (zh) 2018-05-25

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109202001A (zh) * 2018-10-30 2019-01-15 上海双彩吉智能科技有限公司 圆弧自动铆钉设备

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109202001A (zh) * 2018-10-30 2019-01-15 上海双彩吉智能科技有限公司 圆弧自动铆钉设备
CN109202001B (zh) * 2018-10-30 2024-06-11 池州市琼琚信息技术服务有限公司 圆弧自动铆钉设备

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Application publication date: 20180525