CN201736576U - 方便更换笔头的笔芯 - Google Patents

方便更换笔头的笔芯 Download PDF

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CN201736576U
CN201736576U CN2010202763777U CN201020276377U CN201736576U CN 201736576 U CN201736576 U CN 201736576U CN 2010202763777 U CN2010202763777 U CN 2010202763777U CN 201020276377 U CN201020276377 U CN 201020276377U CN 201736576 U CN201736576 U CN 201736576U
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王陈
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Abstract

方便更换笔头的笔芯,属于学习工具,主要解决普通中性笔不易更换笔头的困难。其结构包括笔芯管、连接管、笔头,所述连接管的一端与笔头设置在一起,所述的连接管的另一端与笔芯管通过螺纹连接,在连接管的外壁与笔芯管的连接处设置有一凸起。本实用新型的该笔芯的连接管与笔芯管采用了螺纹连接,方便笔头的更换,未使用坏的笔头可以方便的再利用,减少了浪费。

Description

方便更换笔头的笔芯 
技术领域
本实用新型涉及一种学习用具,具体地说是一种方便更换笔头的笔芯。 
背景技术
平时用的中性笔的笔头坏了就不出油了,即使换个笔头也没有用,经常用的圆珠笔的笔头很容易丢失前端的小球,虽然更换笔头可以,但总是找不到配套的,而且笔头过紧拔不下来。 
实用新型内容
本实用新型的目的在于提供一种方便更换笔头的笔芯,该笔芯可以很方便省力的取下笔头以便更换,减少浪费。 
本实用新型解决其技术问题所采取的技术方案是:方便更换笔头的笔芯,其结构包括笔芯管、连接管、笔头,所述连接管的一端与笔头设置在一起,所述的连接管的另一端与笔芯管通过螺纹连接,在连接管的外壁与笔芯管的连接处设置有一凸起。 
本实用新型的有益效果是:连接管与笔芯管采用了螺纹连接,方便笔头的更换,未使用坏的笔头可以方便的再利用,减少了浪费。 
附图说明
图1为本实用新型的结构示意图; 
图中:1笔芯管、2连接管、3环状凸起、4螺纹、5笔头。 
具体实施方式
如图1所示。方便更换笔头的笔芯,其结构包括笔芯管1、连接管2、 笔头5,所述连接管2的一端与笔头5设置在一起,所述的连接管2的另一端与笔芯管1通过螺纹4连接,方便了笔头5的更换,在连接管2的外壁与笔芯管1的连接处设置有一环状凸起3,更换笔头5时可以捏住环状凸起3处能省时省力的将连接管2从笔芯管1上拧下。当使用的中性笔的笔头处的圆珠损坏了或是丢失时,就可以将笔头5上的连接管2从笔芯管1的一端拧下,然后更换上好的笔头,使用非常方便还减少了浪费。 

Claims (1)

1.方便更换笔头的笔芯,包括笔芯管、连接管、笔头,所述连接管的一端与笔头设置在一起,其特征是,所述的连接管的另一端与笔芯管通过螺纹连接,在连接管的外壁与笔芯管的连接处设置有一凸起。
CN2010202763777U 2010-07-30 2010-07-30 方便更换笔头的笔芯 Expired - Fee Related CN201736576U (zh)

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CN2010202763777U CN201736576U (zh) 2010-07-30 2010-07-30 方便更换笔头的笔芯

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CN2010202763777U CN201736576U (zh) 2010-07-30 2010-07-30 方便更换笔头的笔芯

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CN201736576U true CN201736576U (zh) 2011-02-09

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107662425A (zh) * 2017-09-11 2018-02-06 芜湖市风蝉电竞文化传媒有限公司 一种无需笔套的中性笔笔芯
CN112497956A (zh) * 2020-11-26 2021-03-16 温州市简系文具有限公司 一种便于更换笔头的中性笔芯

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107662425A (zh) * 2017-09-11 2018-02-06 芜湖市风蝉电竞文化传媒有限公司 一种无需笔套的中性笔笔芯
CN112497956A (zh) * 2020-11-26 2021-03-16 温州市简系文具有限公司 一种便于更换笔头的中性笔芯
CN112497956B (zh) * 2020-11-26 2021-07-09 温州市简系文具有限公司 一种便于更换笔头的中性笔芯

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Granted publication date: 20110209

Termination date: 20110730