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CN2492398Y - 一种活动铅笔 - Google Patents

一种活动铅笔 Download PDF

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Publication number
CN2492398Y
CN2492398Y CN 01228093 CN01228093U CN2492398Y CN 2492398 Y CN2492398 Y CN 2492398Y CN 01228093 CN01228093 CN 01228093 CN 01228093 U CN01228093 U CN 01228093U CN 2492398 Y CN2492398 Y CN 2492398Y
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China
Prior art keywords
pencil
penholder
pen
rear end
cylinder
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Expired - Fee Related
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CN 01228093
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English (en)
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查从义
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Individual
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Individual
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Priority to CN 01228093 priority Critical patent/CN2492398Y/zh
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Abstract

一种文具用品活动铅笔,这由两个半圆柱体的笔杆和前、后笔套组成,中间的笔芯槽可安放相应规格的铅笔芯,当放置铅笔芯后,前后笔套用螺口旋紧,即可成为铅笔进行书写,本活动铅笔结构简单,制造容易,因夹持笔芯稳定、牢固,不易折断,可适用不同类型及用途的铅笔。

Description

一种活动铅笔
本实用新型属文具用品,具体地说是一种笔芯可装换的活动铅笔。
目前市场上的活动铅笔大都是笔芯装在笔套内后,在笔头部位加以夹持后进行书写,这样容易造成笔头晃动或折断,书写不稳。
本实用新型的目的是提供一种新颖的活动铅笔,它采用整个夹持笔芯的办法来使铅笔的书写更加方便和稳定,不易折断,并能适用任何型号、任何种类的铅笔。
按本实用新型提出的一种活动铅笔,它由笔杆和笔套组成,其笔杆由两个分开的半圆柱体组成,圆柱体头部有一段为圆锥体,两个半圆柱体合起来组成笔杆体后,中间设置有一个笔芯槽,笔杆体两端均设置有螺纹。后笔套前端有一截内螺纹,后端设有塞盖,前笔套为一圆筒圆锥形套子,两头通,后端圆筒体部分设内螺纹,笔杆头部的螺纹与前笔套后端的内螺纹相吻合,笔杆后端的螺纹与后笔套前端的内螺纹相吻合。
图1为本实用新型结构示意图。
图2为笔杆外形示意图。
下面结合附图实施例对本实用新型作详细的描述。
见附图1,笔杆1为半圆柱体,两个半体合在一起形成一个圆柱形的笔杆体,其中间留有笔芯槽6,笔芯槽大小可做成多种规格的,以适应安装粗细不等的笔芯5,合起来后的笔杆前部一段为一圆锥形,笔杆圆柱体部分最前端一段设有螺口,笔杆体后端一段也设有螺口。前笔套3为一圆筒圆锥形组合,其圆锥面的内壁和笔杆体前部的圆锥面相匹配,其前笔套后端圆筒体部分设有内螺纹,它与笔杆圆柱体最前端的螺口相吻合。后笔套2为圆筒体,内腔可存放铅笔芯,前部有一段设内螺纹,可和笔杆体后端的螺口旋套吻合,后笔套后端为一塞盖4,在内腔装满铅笔芯后可塞住封牢。上述部件可用塑料或尼龙制作。
本实用新型是这样操作的:先在半圆柱形笔杆的笔芯槽中装入匹配的笔芯,将两个半圆柱形笔杆合起来,然后在其前端套上旋入前笔套,在其后端套上旋入后笔套,即可进行书写操作。当铅笔写短后,则拆开上述部件,将笔芯向前移动后,再装好,即可继续书写。
本实用新型结构简单,制作十分容易,因此成本低,且夹持笔芯稳定、牢固,不易折断,并可适用不同型号、不同种类、不同用途的铅笔。

Claims (2)

1、一种文具用品活动铅笔,它由笔杆和笔套组成,其特征在于笔杆为半圆柱体,两个半体合在一起成为笔杆体,最前部一段为圆锥体,其中间留有笔芯槽,笔杆体圆柱体部分最前端一段设有螺口,笔杆体后端一段也设有螺口,前笔套为一圆筒圆锥形组合,其圆锥面的内壁和笔杆体前部的圆锥面相匹配,前笔套后端圆筒体部分设有内螺纹,它与笔杆圆柱体最前端的螺口相匹配,后笔套为圆筒体,其前部为一段内螺纹,和笔杆体后端的螺口相吻合。
2、按权利要求1所述的一种活动铅笔,其特征为后笔套后端设置有一塞盖。
CN 01228093 2001-06-15 2001-06-15 一种活动铅笔 Expired - Fee Related CN2492398Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 01228093 CN2492398Y (zh) 2001-06-15 2001-06-15 一种活动铅笔

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 01228093 CN2492398Y (zh) 2001-06-15 2001-06-15 一种活动铅笔

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CN2492398Y true CN2492398Y (zh) 2002-05-22

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CN 01228093 Expired - Fee Related CN2492398Y (zh) 2001-06-15 2001-06-15 一种活动铅笔

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CN (1) CN2492398Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101954810A (zh) * 2010-07-19 2011-01-26 浙江理工大学 一种新型笔

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101954810A (zh) * 2010-07-19 2011-01-26 浙江理工大学 一种新型笔

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