CN202879037U - 便于固定铅笔的圆规 - Google Patents

便于固定铅笔的圆规 Download PDF

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Publication number
CN202879037U
CN202879037U CN 201220443097 CN201220443097U CN202879037U CN 202879037 U CN202879037 U CN 202879037U CN 201220443097 CN201220443097 CN 201220443097 CN 201220443097 U CN201220443097 U CN 201220443097U CN 202879037 U CN202879037 U CN 202879037U
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China
Prior art keywords
pencil
compasses
straight tube
compass
fixing
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Expired - Fee Related
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CN 201220443097
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English (en)
Inventor
周德忠
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Nanchang University
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Nanchang University
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Priority to CN 201220443097 priority Critical patent/CN202879037U/zh
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Abstract

一种便于固定铅笔的圆规,圆规的一个圆规支脚为六边形直筒,六边形直筒的上端、中断和下端的侧壁上分别设有固定螺杆,所述六边形直筒的边长与铅笔的边长相同,所述六边形直筒的长度为6-10cm。本实用新型的技术效果是:能够有效固定住铅笔,并且适合长短不一的铅笔使用。

Description

便于固定铅笔的圆规
技术领域
本实用新型涉及一种圆规,尤其涉及一种便于固定铅笔的圆规。
背景技术
    小学生使用圆规时,通常都是直接采用铅笔作为画笔,而不是铅笔芯,但是目前固定铅笔的圆规通常固定不住,铅笔容易晃动,画出的圆不规范。
发明内容
本实用新型的目的在于提供了一种便于固定铅笔的圆规,该圆规适合小学生使用,能有效固定铅笔,防止铅笔晃动。
本实用新型是这样来实现的,它包括圆规、六边形直筒、固定螺杆,其特征是圆规的一个圆规支脚为六边形直筒,六边形直筒的上端、中断和下端的侧壁上分别设有固定螺杆,所述六边形直筒的边长与铅笔的边长相同,所述六边形直筒的长度为6-10cm。
本实用新型的技术效果是:能够有效固定住铅笔,并且适合长短不一的铅笔使用。
附图说明
图1为本实用新型的结构示意图。
图2为本实用新型六边形直筒的切面图。
在图中,1、圆规 2、六边形直筒 3、固定螺杆。
具体实施方式
如图1、图2所示,本实用新型是这样来实现的,它包括圆规1、六边形直筒2、固定螺杆3,圆规1的一个圆规支脚为六边形直筒2,六边形直筒2的上端、中断和下端的侧壁上分别设有固定螺杆3,所述六边形直筒2的边长与铅笔的边长相同,所述六边形直筒2的长度为6-10cm。

Claims (1)

1.一种便于固定铅笔的圆规,它包括圆规、六边形直筒、固定螺杆,其特征是圆规的一个圆规支脚为六边形直筒,六边形直筒的上端、中断和下端的侧壁上分别设有固定螺杆,所述六边形直筒的边长与铅笔的边长相同,所述六边形直筒的长度为6-10cm。
CN 201220443097 2012-09-03 2012-09-03 便于固定铅笔的圆规 Expired - Fee Related CN202879037U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220443097 CN202879037U (zh) 2012-09-03 2012-09-03 便于固定铅笔的圆规

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220443097 CN202879037U (zh) 2012-09-03 2012-09-03 便于固定铅笔的圆规

Publications (1)

Publication Number Publication Date
CN202879037U true CN202879037U (zh) 2013-04-17

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CN 201220443097 Expired - Fee Related CN202879037U (zh) 2012-09-03 2012-09-03 便于固定铅笔的圆规

Country Status (1)

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CN (1) CN202879037U (zh)

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Granted publication date: 20130417

Termination date: 20130903