CN200985945Y - 一种圆台防盗螺栓 - Google Patents

一种圆台防盗螺栓 Download PDF

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Publication number
CN200985945Y
CN200985945Y CN 200620168454 CN200620168454U CN200985945Y CN 200985945 Y CN200985945 Y CN 200985945Y CN 200620168454 CN200620168454 CN 200620168454 CN 200620168454 U CN200620168454 U CN 200620168454U CN 200985945 Y CN200985945 Y CN 200985945Y
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nut
utility
model
theft
screw bolt
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Expired - Fee Related
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CN 200620168454
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张悦
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Individual
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Abstract

一种圆台防盗螺栓,包括螺杆和螺母,其特征在于所述螺杆的帽头为圆台状,帽头上具有异形凹槽,所述的螺母为圆台状,螺母上有供特殊搬手搬动的异形凹槽。本实用新型与现存技术相比,其作大特点在于螺母用普通工具无法拧下来,而且螺母只能拧进,不能拧出。本实用新型结构简单,可存放防止设备被盗。

Description

一种圆台防盗螺栓
技术领域
本实用新型涉及一种工程部件,特别是涉及一种圆台防盗螺栓。
背景技术
电力线路的铁塔、变压器等电力设施所用的连接螺栓,大都是批同的六角螺栓,这种螺栓的缺点是一般的工具都能将其拧下,使大量电力设备被盗,给国家造成很大损失。
发明内容
本实用新型的目的在于提供一种圆台防盗螺栓,该螺栓只能拧进,不能拧出,可起到防盗作用。
采用的技术方案:
一种圆台防盗螺栓,包括螺杆和螺母,其特征在于所述螺杆的帽头为圆台状,帽头上具有异形凹槽,所述的螺母为圆台状,螺母上有供特殊搬手搬动的异形凹槽。
本实用新型与现存技术相比,其作大特点在于螺母用普通工具无法拧下来,而且螺母只能拧进,不能拧出。本实用新型结构简单,可存放防止设备被盗。
附图说明
图1是本实用新型一种实施例的结构示意图。
具体实施方式
一种圆台防盗螺栓,包括螺杆1和螺母2,螺杆1的帽头为圆台状,帽头3上具有异形凹槽4,螺母2为圆台状,螺母上有供特殊搬手搬动的异形凹槽5。

Claims (1)

1、一种圆台防盗螺栓,包括螺杆和螺母,其特征在于所述螺杆的帽头为圆台状,帽头上具有异形凹槽,所述的螺母为圆台状,螺母上有供特殊搬手搬动的异形凹槽。
CN 200620168454 2006-12-22 2006-12-22 一种圆台防盗螺栓 Expired - Fee Related CN200985945Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620168454 CN200985945Y (zh) 2006-12-22 2006-12-22 一种圆台防盗螺栓

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620168454 CN200985945Y (zh) 2006-12-22 2006-12-22 一种圆台防盗螺栓

Publications (1)

Publication Number Publication Date
CN200985945Y true CN200985945Y (zh) 2007-12-05

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Family Applications (1)

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CN 200620168454 Expired - Fee Related CN200985945Y (zh) 2006-12-22 2006-12-22 一种圆台防盗螺栓

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CN (1) CN200985945Y (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103029931A (zh) * 2012-12-27 2013-04-10 上海烟草集团有限责任公司 集装箱车防盗锁
CN105240384A (zh) * 2015-10-28 2016-01-13 苏州道众机械制造有限公司 一种防盗异型螺栓

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103029931A (zh) * 2012-12-27 2013-04-10 上海烟草集团有限责任公司 集装箱车防盗锁
CN103029931B (zh) * 2012-12-27 2014-09-24 上海烟草集团有限责任公司 集装箱车防盗锁
CN105240384A (zh) * 2015-10-28 2016-01-13 苏州道众机械制造有限公司 一种防盗异型螺栓

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