CN2821250Y - 螺栓及其开启扳手 - Google Patents

螺栓及其开启扳手 Download PDF

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Publication number
CN2821250Y
CN2821250Y CN 200520051787 CN200520051787U CN2821250Y CN 2821250 Y CN2821250 Y CN 2821250Y CN 200520051787 CN200520051787 CN 200520051787 CN 200520051787 U CN200520051787 U CN 200520051787U CN 2821250 Y CN2821250 Y CN 2821250Y
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bolt
opening
spanner
eccentric
excentral
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CN 200520051787
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高建柏
高友柏
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Individual
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Individual
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Abstract

一种螺栓及其开启扳手,螺栓上端为圆形,在螺栓的上端面设有偏心孔;在开启扳手的套筒杆下端设有与螺栓相配的圆形套筒头,在圆形套筒头内设有偏心定位销,偏心定位销与螺栓上的偏心孔间隙配合使用。本实用新型结构简单、应用范围广、防盗性能强,使用方便。

Description

螺栓及其开启扳手
技术领域
本实用新型涉及一种螺栓及其开启扳手。
背景技术
目前,在供电、供气、供水、排水、通信等相关设施的配合件(如连接螺栓)都是标准件,有些不法分子为了眼前的小利益,利用简单工具轻易地将这些设施的连接部件盗走,给社会造成很大地危害和财产损失。另外,人们在居住中使用的防盗门、防盗锁等防盗装置的连接件,非法者也能通过日常用的标准扳手轻易打开,人们使用极不安全。
发明内容
本实用新型的目的就是提供一种能克服上述存在的缺陷,使用时能防盗的一种有偏心孔的螺栓及其开启扳手。
本实用新型的技术方案是这样实现的:一种螺栓及其开启扳手,螺栓上端为圆形,在螺栓的上端面设有偏心孔;在开启扳手的套筒杆下端设有与螺栓相配的圆形套筒头,在圆形套筒头内设有偏心定位销,偏心定位销与螺栓上的偏心孔相配合。
本实用新型的优点是:结构简单,应用范围广,防盗性能强,使用方便。
附图说明
图1是本实用新型螺栓及其开启扳手配合使用时的结构示意图;
图2是本实用新型的开启板手的结构示意图;
图3是本实用新型偏心螺栓的结构示意图;
图4是本实用新型偏心螺栓左视图。
具体实施方式
如图1、2、3、4所示,一种螺栓及其开启扳手,螺栓3上端为圆形,在螺栓3的上端面设有偏心孔4;在开启扳手1的套筒杆下端设有与螺3相配的圆形套筒头,在圆形套筒头内设有偏心定位销2,偏心定位销2与螺栓3上的偏心孔4间隙配合使用。
在使用本实用新型时,只要将开启扳手1下端的圆形筒头内的偏心定位销2与螺栓3端面上的偏心孔4间隙配合,就能达到开启或者安装相关机件的螺栓,如拆卸该螺栓时,需用配套的开启扳手1,普通扳手无法拆卸,以达到防盗的目的。

Claims (1)

1、一种螺栓及其开启扳手,其特征在于:螺栓(3)上端为圆形,在螺栓(3)的上端面设有偏心孔(4);在开启扳手(1)的套筒杆下端设有与螺栓(3)相配的圆形套筒头,在圆形套筒头内设有偏心定位销(2),偏心定位销(2)与螺栓(3)上的偏心孔(4)相配合。
CN 200520051787 2005-08-26 2005-08-26 螺栓及其开启扳手 Expired - Fee Related CN2821250Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520051787 CN2821250Y (zh) 2005-08-26 2005-08-26 螺栓及其开启扳手

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520051787 CN2821250Y (zh) 2005-08-26 2005-08-26 螺栓及其开启扳手

Publications (1)

Publication Number Publication Date
CN2821250Y true CN2821250Y (zh) 2006-09-27

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ID=37017804

Family Applications (1)

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CN 200520051787 Expired - Fee Related CN2821250Y (zh) 2005-08-26 2005-08-26 螺栓及其开启扳手

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CN (1) CN2821250Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102275147A (zh) * 2011-08-05 2011-12-14 徐尚仁 钉顶设有偏心内圆孔防盗螺丝钉装拆用的套筒扳手

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102275147A (zh) * 2011-08-05 2011-12-14 徐尚仁 钉顶设有偏心内圆孔防盗螺丝钉装拆用的套筒扳手

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