CN201998637U - 活动铅笔 - Google Patents

活动铅笔 Download PDF

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Publication number
CN201998637U
CN201998637U CN 201120049198 CN201120049198U CN201998637U CN 201998637 U CN201998637 U CN 201998637U CN 201120049198 CN201120049198 CN 201120049198 CN 201120049198 U CN201120049198 U CN 201120049198U CN 201998637 U CN201998637 U CN 201998637U
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China
Prior art keywords
pencil
pen
core tube
inner cavity
pen core
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Expired - Fee Related
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CN 201120049198
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English (en)
Inventor
惠莉莉
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East China Normal University
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East China Normal University
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Priority to CN 201120049198 priority Critical patent/CN201998637U/zh
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Publication of CN201998637U publication Critical patent/CN201998637U/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

本实用新型涉及一种活动铅笔,包括笔杆、笔芯管、笔尖和按钮,笔杆内部有一空腔,笔芯管置于该空腔内部,笔芯管底端和笔尖连通,笔尖设于笔杆底端,按钮设于笔杆顶端,笔芯管顶端连有一个内腔,内腔的内径是笔芯管内径的5-10倍,内腔和笔芯管的外表面包有海绵。本实用新型结构简单,使用方便,可一次存放多根笔芯,内腔和笔芯管的外表面包有海绵,即使活动铅笔掉在地上,笔芯也不会断掉。

Description

活动铅笔
技术领域
本实用新型涉及一种日用品,具体的说是活动铅笔。
背景技术
人们在生活或工作中经常会使用到活动铅笔,但是目前市场上的活动铅笔只能放1到2根笔芯,由于学生们经常会忘记带笔芯,有时候用了一半笔芯就没了,且铅笔如果不小心掉在了地上,里面的笔芯就都会断掉,不便于使用。
发明内容
本实用新型旨在克服现有技术的缺陷,提供一种活动铅笔,结构简单,使用方便。
为了解决上述技术问题,本实用新型是这样实现的:
一种活动铅笔,包括笔杆、笔芯管、笔尖和按钮,笔杆内部有一空腔,笔芯管置于该空腔内部,笔芯管底端和笔尖连通,笔尖设于笔杆底端,按钮设于笔杆顶端,其特征在于:笔芯管顶端连有一个内腔,内腔的内径是笔芯管内径的5-10倍,内腔和笔芯管的外表面包有海绵。
本实用新型的有益效果是:可在内腔中一次存放多根笔芯,当笔芯管的笔芯用完后,内腔中的笔芯会自动到笔芯管内,由于内腔和笔芯管的外表面包有海绵,即使活动铅笔掉在地上,笔芯也不会断掉。
附图说明
下面结合附图和实施方式对本实用新型作进一步的详细说明:
图1为本实用新型的结构示意图。
具体实施方式
如图1所示:一种活动铅笔,包括笔杆1、笔芯管2、笔尖3和按钮4,笔杆1内部有一空腔5,笔芯管2置于该空腔5内部,笔芯管2底端和笔尖3连通,笔尖3设于笔杆1底端,按钮4设于笔杆1顶端,笔芯管2顶端连有一个内腔6,内腔6的内径是笔芯管2内径的5-10倍,内腔6和笔芯管2的外表面包有海绵7。使用本实用新型,可在内腔6中一次存放多根笔芯,当笔芯管2的笔芯用完后,内腔6中的笔芯会自动到笔芯管2内,由于内腔6和笔芯管2的外表面包有海绵7,即使活动铅笔掉在地上,笔芯也不会断掉。

Claims (1)

1.一种活动铅笔,包括笔杆、笔芯管、笔尖和按钮,笔杆内部有一空腔,笔芯管置于该空腔内部,笔芯管底端和笔尖连通,笔尖设于笔杆底端,按钮设于笔杆顶端,其特征在于:笔芯管顶端连有一个内腔,内腔的内径是笔芯管内径的5-10倍,内腔和笔芯管的外表面包有海绵。
CN 201120049198 2011-02-28 2011-02-28 活动铅笔 Expired - Fee Related CN201998637U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120049198 CN201998637U (zh) 2011-02-28 2011-02-28 活动铅笔

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120049198 CN201998637U (zh) 2011-02-28 2011-02-28 活动铅笔

Publications (1)

Publication Number Publication Date
CN201998637U true CN201998637U (zh) 2011-10-05

Family

ID=44701406

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201120049198 Expired - Fee Related CN201998637U (zh) 2011-02-28 2011-02-28 活动铅笔

Country Status (1)

Country Link
CN (1) CN201998637U (zh)

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20111005

Termination date: 20120228