CN202468621U - 双头螺丝 - Google Patents

双头螺丝 Download PDF

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Publication number
CN202468621U
CN202468621U CN201220089547XU CN201220089547U CN202468621U CN 202468621 U CN202468621 U CN 202468621U CN 201220089547X U CN201220089547X U CN 201220089547XU CN 201220089547 U CN201220089547 U CN 201220089547U CN 202468621 U CN202468621 U CN 202468621U
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China
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double
screw
threaded screw
utility
model
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CN201220089547XU
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English (en)
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李阳
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State Grid Corp of China SGCC
TaiAn Power Supply Co of State Grid Shandong Electric Power Co Ltd
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TaiAn Power Supply Co of State Grid Shandong Electric Power Co Ltd
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Abstract

本实用新型公开了一种双头螺丝,包括螺丝,螺丝上安装中间角,中间角的两端都为螺丝。根据所述的双头螺丝,所述中间角固定安装在螺丝中部。用于固定,外露螺栓上的螺母可自由从螺栓上旋下,可以使紧固在上面的零件分开,方便零件的拆卸,达到延长内嵌螺母的使用寿命的目的。

Description

双头螺丝
技术领域
本实用新型涉及一种螺丝,尤其涉及一种双头螺丝。 
背景技术
目前市场上的螺丝样式繁多,其原理是利用物体的斜面圆形旋转和摩擦力的物理学和数学原理,循序渐进地紧固器物机件的工具,主要形式:一头带有螺纹的单头螺丝(附图一),和两头带有螺纹的直杆螺丝(附图二)。目前这种形式的螺丝在一些领域使用时,拆卸、安装过程中,会造成内嵌式螺母磨损,影响使用寿命,同时给拆卸、安装带来不便。 
发明内容
本实用新型的目的是提供一种双头螺丝,便于紧固在螺丝上的零件拆卸安装,减少对内嵌式螺母的磨损。 
为实现上述目的,本实用新型采用的技术方案为: 
一种双头螺丝,包括螺丝(1),其特征是:螺丝(1)上安装中间角(2),中间角(2)的两端都为螺丝(1)。
根据所述的双头螺丝,其特征在于:所述中间角(2)固定安装在螺丝(1)中部。 
根据所述的双头螺丝,其特征在于:所述中间角(2)为六边形的螺帽。 
本实用新型的优点效果在于:外露螺栓上的螺母可自由从螺栓上旋下,可以使紧固在上面的零件分开,方便零件的拆卸,达到延长内嵌螺母的使用寿命的目的。 
附图说明
图1为本实用新型的结构示意图。 
图2为图1的左视图。 
附图中:1、螺丝; 2、中间角。 
具体实施方式
下面结合附图和具体实施例对本实用新型作进一步说明: 
本实用新型的结构如图1所示,一种双头螺丝,包括螺丝1,其特征是:螺丝1上安装中间角2,中间角2的两端都为螺丝1。根据所述的双头螺丝,其特征在于:所述中间角2固定安装在螺丝1中部。根据所述的双头螺丝,其特征在于:所述中间角2为六边形的螺帽。
本实用新型的使用情况如图1所示:在电力线路水泥杆上紧固接地极,使用这种双头螺丝压接,测量接地极电阻时,就不再需要拆除整个压接螺丝,只要旋下双头螺丝外露螺栓上的螺母,就能将接地极与水泥杆完全分开,拆装非常快捷方便,解决了接地极压接螺栓对砼杆内连接螺母磨损的问题,即使以后双头螺栓损坏,更换起来也比较方便。本实用新型是一种双头带有螺纹,两头之间有一个固定的六角头,六角头起到紧固螺栓的作用,双头螺丝的一头螺栓与内嵌螺母紧固,外露的另一头螺栓需与螺母配合,用于紧固连接带有通孔的零件,外露螺栓上的螺母可自由从螺栓上旋下,使紧固在上面的零件分开,方便零件的拆卸,达到延长内嵌螺母的使用寿命。 
上面所述的实施例仅仅是对本实用新型的优选实施方式进行描述,并非对本实用新型的构思和保护范围进行限定,在不脱离本实用新型设计构思的前提下,本领域中普通工程技术人员对本实用新型的技术方案作出的各种变型和改进,均应落入本实用新型的保护范围。 

Claims (3)

1.一种双头螺丝,包括螺丝(1),其特征是:螺丝(1)上安装中间角(2),中间角(2)的两端都为螺丝(1)。
2.根据权利要求1所述的双头螺丝,其特征在于:所述中间角(2)固定安装在螺丝(1)中部。
3.根据权利要求1所述的双头螺丝,其特征在于:所述中间角(2)为六边形的螺帽。
CN201220089547XU 2012-03-12 2012-03-12 双头螺丝 Expired - Fee Related CN202468621U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201220089547XU CN202468621U (zh) 2012-03-12 2012-03-12 双头螺丝

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201220089547XU CN202468621U (zh) 2012-03-12 2012-03-12 双头螺丝

Publications (1)

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CN202468621U true CN202468621U (zh) 2012-10-03

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Country Status (1)

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CN (1) CN202468621U (zh)

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Free format text: CORRECT: ADDRESS; FROM: 277100 ZAOZHUANG, SHANDONG PROVINCE TO: 277000 ZAOZHUANG, SHANDONG PROVINCE

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Effective date of registration: 20130814

Address after: 277000 the Yellow River Road, Xuecheng District, Shandong, No. 999, No.

Patentee after: Tai'an Power Supply Co., Ltd. of Shandong Electric Power Corporation

Patentee after: State Grid Corporation of China

Address before: 277100 No. 60 Guangming Middle Road, Shizhong District, Shandong, Zaozhuang

Patentee before: Tai'an Power Supply Co., Ltd. of Shandong Electric Power Corporation

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Granted publication date: 20121003

Termination date: 20140312