CN202413070U - 带圆规和教鞭的笔 - Google Patents

带圆规和教鞭的笔 Download PDF

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Publication number
CN202413070U
CN202413070U CN2011204979234U CN201120497923U CN202413070U CN 202413070 U CN202413070 U CN 202413070U CN 2011204979234 U CN2011204979234 U CN 2011204979234U CN 201120497923 U CN201120497923 U CN 201120497923U CN 202413070 U CN202413070 U CN 202413070U
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pen
pointer
teacher
compass
compasses
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CN2011204979234U
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English (en)
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周佳琪
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Abstract

带圆规和教鞭的笔,其特征是在笔的上端安装一个可以转动的圆形环,在圆形环一侧安装圆规针脚,在圆形环上方安装可以伸缩的教鞭。其有益效果是:在画圆形的时候不用借助其他工具,只要拉开圆规针脚固定在纸上,另一端的铅笔就可以随意画圆,教师还可以抽出教鞭有助于老师指教。

Description

带圆规和教鞭的笔
技术领域
本实用新型涉及一种笔,特别是一种带圆规和教鞭的笔。 
背景技术
学几何图形的时候经常要画圆,而圆形又是最不好画的这使大家很苦恼,也给老师在教学的过程中添加了很多麻烦。 
发明内容
本实用新型的目的就是要解决上述背景技术中提到的问题,提供一种带圆规和教鞭笔。 
本实用新型采用的技术方案是:带圆规和教鞭的笔,其特征是:在笔的上端安装一个可以转动的圆形环,在圆形环一侧安装圆规针脚,在圆形环上方安装可以伸缩的教鞭。 
本实用新型的有益效果是:在画圆形的时候不用借助其他工具,只要拉开圆规针脚固定在纸上,另一端的铅笔就可以随意画圆,教师还可以抽出教鞭有助于老师指教。 
附图说明
下面结合附图和实例对本实用新型作进一步详细说明。 
图1为本实用新型的结构示意图。 
图中:1、教鞭,2、圆形环,3、笔,4、圆规针脚。 
具体实施方式
如图,带圆规和教鞭的笔,其特征是:在笔3的上端安装一个可以转动的圆形环2,在圆形环2一侧安装圆规针脚4,在圆形环2上方安装可以伸缩的教鞭1。其有益效果是:在画圆形的时候不用借助其他工具,只要拉开圆规针脚固定在纸上,另一端的铅笔就可以随意画圆,教师还可以抽出教鞭有助于老师指教。 

Claims (1)

1.带圆规和教鞭的笔,其特征是:在笔的上端安装一个可以转动的圆形环,在圆形环一侧安装圆规针脚,在圆形环上方安装可以伸缩的教鞭。
CN2011204979234U 2011-11-29 2011-11-29 带圆规和教鞭的笔 Expired - Fee Related CN202413070U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011204979234U CN202413070U (zh) 2011-11-29 2011-11-29 带圆规和教鞭的笔

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011204979234U CN202413070U (zh) 2011-11-29 2011-11-29 带圆规和教鞭的笔

Publications (1)

Publication Number Publication Date
CN202413070U true CN202413070U (zh) 2012-09-05

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CN2011204979234U Expired - Fee Related CN202413070U (zh) 2011-11-29 2011-11-29 带圆规和教鞭的笔

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CN (1) CN202413070U (zh)

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Granted publication date: 20120905

Termination date: 20131129