CN104553537A - 一种卷笔刀 - Google Patents

一种卷笔刀 Download PDF

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Publication number
CN104553537A
CN104553537A CN201510019544.7A CN201510019544A CN104553537A CN 104553537 A CN104553537 A CN 104553537A CN 201510019544 A CN201510019544 A CN 201510019544A CN 104553537 A CN104553537 A CN 104553537A
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China
Prior art keywords
pencil
blade
pencil sharpener
inner ring
shell
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CN201510019544.7A
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English (en)
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吴祖豪
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Individual
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Individual
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Priority to CN201510019544.7A priority Critical patent/CN104553537A/zh
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L23/00Sharpeners for pencils or leads
    • B43L23/02Sharpeners for pencils or leads with gearing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L23/00Sharpeners for pencils or leads
    • B43L23/006Sharpeners for pencils or leads with rasping surfaces

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  • Drawing Aids And Blackboards (AREA)

Abstract

一种卷笔刀,其包括外壳、刀片、入笔口,该卷笔刀的外壳安装有可伸缩连接杆,可伸缩连接杆一端连接有固定环,固定环分内环与外环,内环自由旋转,所述内环外设置有把手。刀片远入笔口端还设置有中空圆锥形刀片,中空圆锥形刀片可调节中空面积,中空圆锥形刀片由齿轮调节。外壳一侧设置为粗糙面。采用上述结构,本发明提供了一种能将铅笔芯削到任意尖度并且不易断芯的卷笔刀。

Description

一种卷笔刀
技术领域
本发明涉及一种卷笔刀。
背景技术
现今市面上很多的卷笔刀都以固定安装的方式安装刀片,使用时采用将卷笔刀套在铅笔头上,以手旋转铅笔的方式来削铅笔。这种类型的卷笔刀存在着铅笔芯削到一定尖度无法再削和使用者手部力量施展不均匀时容易断芯的问题。
发明内容
本发明的目的在于解决传统卷笔刀的缺陷,提供一种能将铅笔芯削到任意尖度并且不易断芯的卷笔刀。
为了解决上述问题,本发明提供了一种能将铅笔芯削到任意尖度并且不易断芯的卷笔刀。包括外壳,刀片,入笔口,其特征在于所述外壳安装有可伸缩连接杆,所述可伸缩连接杆一端连接着固定环,所述固定环分内环与外环,所述内环可自由旋转,所述内环外设置有把手。
本发明的有益效果是该卷笔刀能将铅笔的末端部分用固定环固定住,采用旋转内环的方式带动铅笔在一个稳定的范围内旋转以实现削铅笔,避免出现断芯的现象。
本发明还可以进一步设置为卷笔刀内在所述刀片远入笔口端还设置有中空圆锥形刀片,所述中空圆锥形刀片可调节中空面积,所述中空圆锥形刀片由齿轮调节。
采用上述结构,所述的卷笔刀能将铅笔芯削到任意尖度,满足使用者需求。
本发明还可以进一步设置为所述外壳一侧设置为粗糙面。
采用上述结构,所述的卷笔刀能在削好铅笔之后将铅笔刀在粗糙面上磨光滑。
附图说明
附图为本发明卷笔刀的结构示意图。
具体实施方式
一种卷笔刀,包括外壳1,刀片2,入笔口9,其特征在于所述外壳1安装有可伸缩连接杆3,所述可伸缩连接杆3一端连接着固定环5,所述固定环5分内环6与外环7,所述内环6可自由旋转,所述内环6的外面设置有把手。所述刀片2远入笔口3端还设置有中空圆锥形刀片10,所述中空圆锥形刀片10可调节中空面积,所述中空圆锥形刀片10由齿轮11调节。所述外壳一侧设置为粗糙面12。采用上述结构,本发明提供了一种能将铅笔芯削到任意尖度并且不易断芯的卷笔刀。

Claims (3)

1.一种卷笔刀,包括外壳(1),刀片(2),入笔口(9),其特征在于所述外壳(1)安装有可伸缩连接杆(3),所述可伸缩连接杆(3)一端连接着固定环(5),所述固定环分内环(6)与外环(7),所述内环(6)可自由旋转,所述内环(7)外设置有把手(8)。
2.根据权利要求1所述的卷笔刀,其特征在于卷笔刀内在所述刀片(2)远入笔口(3)端还设置有中空圆锥形刀片(10),所述中空圆锥形刀片(10)可调节中空面积,所述中空圆锥形刀片(10)由齿轮(11)调节。
3.根据权利要求1所述的卷笔刀,其特征在于所述外壳(1)一侧设置为粗糙面(12)。
CN201510019544.7A 2015-01-15 2015-01-15 一种卷笔刀 Pending CN104553537A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510019544.7A CN104553537A (zh) 2015-01-15 2015-01-15 一种卷笔刀

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CN201510019544.7A CN104553537A (zh) 2015-01-15 2015-01-15 一种卷笔刀

Publications (1)

Publication Number Publication Date
CN104553537A true CN104553537A (zh) 2015-04-29

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CN (1) CN104553537A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106142942A (zh) * 2016-07-18 2016-11-23 李伦锦 半自动削铅笔机

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191112861A (en) * 1911-05-29 1912-02-15 Alfred Buchanan Pencil Sharpener.
CN86201472U (zh) * 1986-02-27 1987-09-02 李彦镇 带卡的组合式铅笔套
CN2264679Y (zh) * 1996-05-28 1997-10-15 王智勇 铅笔尖旋转磨削式自动铅笔
CN201068017Y (zh) * 2007-07-16 2008-06-04 张九鹏 方便铅笔套
CN201592583U (zh) * 2009-08-28 2010-09-29 上海实业马利画材有限公司 卷笔刀笔套
CN201693944U (zh) * 2010-02-02 2011-01-05 辉柏嘉(广州)文具有限公司 带筒笔刨
CN201881780U (zh) * 2010-08-26 2011-06-29 云晓峰 一种带有笔筒的转笔刀
CN202271741U (zh) * 2011-10-14 2012-06-13 张意立 一种二锋铅笔磨削刀
DE202014006240U1 (de) * 2013-08-08 2014-10-28 Gerhard Möck Stiftköcher zur Aufbewahrung eines Stifts
CN203920175U (zh) * 2014-04-11 2014-11-05 宁波兆生文具有限公司 省力型转笔刀

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191112861A (en) * 1911-05-29 1912-02-15 Alfred Buchanan Pencil Sharpener.
CN86201472U (zh) * 1986-02-27 1987-09-02 李彦镇 带卡的组合式铅笔套
CN2264679Y (zh) * 1996-05-28 1997-10-15 王智勇 铅笔尖旋转磨削式自动铅笔
CN201068017Y (zh) * 2007-07-16 2008-06-04 张九鹏 方便铅笔套
CN201592583U (zh) * 2009-08-28 2010-09-29 上海实业马利画材有限公司 卷笔刀笔套
CN201693944U (zh) * 2010-02-02 2011-01-05 辉柏嘉(广州)文具有限公司 带筒笔刨
CN201881780U (zh) * 2010-08-26 2011-06-29 云晓峰 一种带有笔筒的转笔刀
CN202271741U (zh) * 2011-10-14 2012-06-13 张意立 一种二锋铅笔磨削刀
DE202014006240U1 (de) * 2013-08-08 2014-10-28 Gerhard Möck Stiftköcher zur Aufbewahrung eines Stifts
CN203920175U (zh) * 2014-04-11 2014-11-05 宁波兆生文具有限公司 省力型转笔刀

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106142942A (zh) * 2016-07-18 2016-11-23 李伦锦 半自动削铅笔机

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Application publication date: 20150429