CN2745752Y - 铅笔帽 - Google Patents

铅笔帽 Download PDF

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Publication number
CN2745752Y
CN2745752Y CN 200420091926 CN200420091926U CN2745752Y CN 2745752 Y CN2745752 Y CN 2745752Y CN 200420091926 CN200420091926 CN 200420091926 CN 200420091926 U CN200420091926 U CN 200420091926U CN 2745752 Y CN2745752 Y CN 2745752Y
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CN
China
Prior art keywords
pencil
cap
pen
penholder
control valve
Prior art date
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Expired - Fee Related
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CN 200420091926
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English (en)
Inventor
辛英杰
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Individual
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Individual
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Priority to CN 200420091926 priority Critical patent/CN2745752Y/zh
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Publication of CN2745752Y publication Critical patent/CN2745752Y/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
  • Pens And Brushes (AREA)

Abstract

一种铅笔帽,由笔套、铅芯控制保护管,笔杆辅助控制管和笔夹组成,其特点是本铅笔帽采用了铅笔控制保护措施和笔杆辅助控制技术,因而不损坏铅芯和可以利用较短铅笔,其优点为结构简单、合理,使用方便,造价低廉,能够改变铅笔的保存和使用状况,可以克服没有铅笔帽带来的不利因素,诸如环保、卫生、耐用等,是一种理想的铅笔帽。

Description

铅笔帽
一、技术领域:
本实用新型涉及一种写字工具,具体地说是一种铅笔帽。
二、背景技术:
自从发明铅笔以来,铅笔一直没有铅笔帽,而其他笔种有笔帽,由于铅笔没有笔帽,暴露铅笔的很多缺点。如:在保管的过程中由于漏笔尖,容易弄脏笔盒、笔袋和衣服口袋,甚至可以弄坏衣服口袋和笔袋。另外铅笔笔尖也较容易折断,这是铅笔没有铅笔帽的缺点。
三、发明内容:
本实用新型的目的是发明一种铅笔帽,这种铅笔帽设有铅芯控制保护管和笔杆辅助控制管,用以完善铅笔的自身保护环境和使用状况,克服现有铅笔携带不便和使用不便的缺点。
本实用新型的目的可以通过下述实施方案来达到:本铅笔帽由笔套、铅芯控制保护管、笔杆辅助控制管和笔夹组成,其特征是笔套内顶部设笔杆辅助控制管,笔杆辅助控制管内上部为细圆柱形腔体,细圆柱形腔体下紧接锥形腔体,细圆柱形腔体内镶嵌铅芯控制保护管,笔套外顶部设笔夹。
笔套内腔和笔杆辅助控制管外壁为圆形或菱形,其连接为螺纹连接或粘贴连接。
本实用新型笔套外顶部在笔夹的上面还设有橡皮套托,橡皮套托上安装橡皮。
本实用新型的优点为结构简单,容易制造,使用方便,能够很好地保护铅笔笔尖,使铅笔更易保管,携带和使用,能提高铅笔的利用率,并不易弄脏或损坏衣服,是一种理想的铅笔帽。
四、附图说明:
下面将结合附图对本实用新型作进一步地详细描述。
图1为本实用新型的整体构造剖视图。
图2为图1带橡皮和橡皮套托的剖视图。
五、具体实施方式:
如图1、2所示:本铅笔帽由笔套2、铅芯控制保护管3、笔杆辅助控制管4和笔夹5组成,其特征是笔套2内顶部设笔杆辅助控制管4,笔杆辅助控制管4内上部为细圆柱形腔体,细圆柱形腔体下紧接锥形腔体,细圆柱形腔体内镶嵌铅芯控制保护管3,笔套2外顶部设笔夹5。
笔套2外顶部在笔夹5的上面还设有橡皮套托,橡皮套托上安装橡皮1。
笔套2内腔和笔杆辅助控制管4外壁为圆形或菱形,其连接为螺纹连接或粘贴连接。

Claims (3)

1.一种铅笔帽,由笔套(2)、铅芯控制保护管(3)、笔杆辅助控制管(4)和笔夹(4)组成,其特征是笔套(2)内顶部设笔杆辅助控制管(4),笔杆辅助控制管(4)内上部为细圆柱形腔体,细圆柱形腔体下紧接锥形腔体,细圆柱形腔体内镶嵌铅芯控制保护管(3),笔套(2)外顶部设笔夹(5)。
2.根据权利要求1所述的铅笔帽,其特征是笔套(2)外顶部在笔夹(5)的上面还设有橡皮套托,橡皮套托上安装橡皮(1)。
3.根据权利要求1所述的铅笔帽,其特征是笔套(2)内腔和笔杆辅助控制管(4)外壁为圆形或菱形,其连接为螺纹连接或粘贴连接。
CN 200420091926 2004-10-10 2004-10-10 铅笔帽 Expired - Fee Related CN2745752Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420091926 CN2745752Y (zh) 2004-10-10 2004-10-10 铅笔帽

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420091926 CN2745752Y (zh) 2004-10-10 2004-10-10 铅笔帽

Publications (1)

Publication Number Publication Date
CN2745752Y true CN2745752Y (zh) 2005-12-14

Family

ID=35582336

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200420091926 Expired - Fee Related CN2745752Y (zh) 2004-10-10 2004-10-10 铅笔帽

Country Status (1)

Country Link
CN (1) CN2745752Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107825896A (zh) * 2017-10-31 2018-03-23 上海市格致中学 收缩笔套

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107825896A (zh) * 2017-10-31 2018-03-23 上海市格致中学 收缩笔套

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C19 Lapse of patent right due to non-payment of the annual fee
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