CN201736650U - 一种教学圆规 - Google Patents

一种教学圆规 Download PDF

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Publication number
CN201736650U
CN201736650U CN2010202520031U CN201020252003U CN201736650U CN 201736650 U CN201736650 U CN 201736650U CN 2010202520031 U CN2010202520031 U CN 2010202520031U CN 201020252003 U CN201020252003 U CN 201020252003U CN 201736650 U CN201736650 U CN 201736650U
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China
Prior art keywords
compass
compasses
slidably
cross bar
teaching
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Expired - Fee Related
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CN2010202520031U
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English (en)
Inventor
殷俊陶
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Individual
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Individual
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Abstract

一种教学圆规,其特征在于:带刻度的横杆1与圆规尖2相连,带刻度的横杆1与可滑动的塑料环3相连,可滑动的塑料环3与粉笔4相连。提供一种可以横向调节半径的教学圆规。

Description

一种教学圆规
技术领域
本实用新型涉及一种教学圆规。
背景技术
一般教学圆规没有横向调节半径的功能。
发明内容
本实用新型的目的就是要解决现有技术中,一般教学圆规没有横向调节半径功能的问题,提供一种可以横向调节半径的教学圆规。
本实用新型采用的技术方案是:一种教学圆规,其特征在于:带刻度的横杆1与圆规尖2相连,带刻度的横杆1与可滑动的塑料环3相连,可滑动的塑料环3与粉笔4相连。
本实用新型的有益效果是:提供一种可以横向调节半径的教学圆规。
附图说明
下面结合附图和实施例对本实用新型作进一步详细说明。
图为本实用新型的结构示意图。
图中:1、带刻度的横杆,2、圆规尖,3、可滑动的塑料环,4、粉笔。
具体实施方式
如图,一种教学圆规,其特征在于:带刻度的横杆1与圆规尖2相连,带刻度的横杆1与可滑动的塑料环3相连,可滑动的塑料环3与粉笔4相连。
提供一种可以横向调节半径的教学圆规。

Claims (1)

1.一种教学圆规,其特征在于:带刻度的横杆(1)与圆规尖(2)相连,带刻度的横杆(1)与可滑动的塑料环(3)相连,可滑动的塑料环(3)与粉笔(4)相连。 
CN2010202520031U 2010-07-07 2010-07-07 一种教学圆规 Expired - Fee Related CN201736650U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202520031U CN201736650U (zh) 2010-07-07 2010-07-07 一种教学圆规

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202520031U CN201736650U (zh) 2010-07-07 2010-07-07 一种教学圆规

Publications (1)

Publication Number Publication Date
CN201736650U true CN201736650U (zh) 2011-02-09

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ID=43551934

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010202520031U Expired - Fee Related CN201736650U (zh) 2010-07-07 2010-07-07 一种教学圆规

Country Status (1)

Country Link
CN (1) CN201736650U (zh)

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Granted publication date: 20110209

Termination date: 20110707