CN2179486Y - 防盗螺栓 - Google Patents

防盗螺栓 Download PDF

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Publication number
CN2179486Y
CN2179486Y CN 93237993 CN93237993U CN2179486Y CN 2179486 Y CN2179486 Y CN 2179486Y CN 93237993 CN93237993 CN 93237993 CN 93237993 U CN93237993 U CN 93237993U CN 2179486 Y CN2179486 Y CN 2179486Y
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bowl
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utility
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CN 93237993
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栾永军
庄荣建
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Abstract

本实用新型涉及一种用长规工具不能上卸的防 盗螺栓,包括有圆头螺钉、螺母和防盗护碗,在防盗护 碗的口部向中心方向设置有凸块,螺母凹陷在防盗护 碗内,阻止用一般工具来拆卸,以达到防盗目的。该 螺栓结构简单,操作也很方便。适用于各种需要防盗 的场合。

Description

本实用新型涉及一种紧固构件,更具体地说是一种用常规工具不能拆卸的防盗螺栓。
随着我国经济建设的飞速发展,各种建筑设施越来越多,在野外的建筑设施也越来越多,随之而来的被窃现象也常常发生,其主要原因是建筑结构都是用普通螺栓来固定,用一般工具很容易拆卸,给国家和集体造成巨大的损失。中国专利公报公开了一种ZJL-型防盗螺栓,专利号:90209382.7,它是一种由异型螺纹的螺钉和与之配套的双层绞接螺母以及防盗护碗组成。该螺栓结构复杂,安装使用不便,成本高,推广使用不易。
本实用新型的目的是提出一种结构简单,成本低操作方便的防盗螺栓。
本实用新型的目的是这样实现的:一种防盗螺栓,包括有螺钉、螺母和防盗护碗组成,所述的螺钉采用圆头螺钉,防盗护碗的截面呈U型,底部有孔,口部向中心方向有凸块,套在螺钉上、螺母与螺钉配合,螺母凹陷在防盗护碗内,没有专用工具无法拆卸。
本实用新型与现有技术相比具有如下优点:增加了防盗护碗,用现有的普通工具无法拆卸,只有使用专用工具方能上卸,达到了防盗功能,而且结构相当简单,操作也很方便。
附图说明:
附图1是本实用新型的结构主视图。
附图2是图1的A向视图。
下面参照附图对本实用新型作进一步祥述:
参照附图1、2所示:一种防盗螺栓包括有螺钉2,螺钉2选用圆头螺钉,其穿套在工件1上,底部带孔、截面呈U型的防盗护碗3套在螺钉2的带螺纹端,防盗护碗3的口部向中心伸出凸块,所述的凸块有1~4个。螺母4与螺钉2配合,用专用工具可将螺母4凹陷在防盗护碗3内,螺母4与螺钉2将工件1和防盗护碗3固定在一起,没有专用工具,是无法上卸的。

Claims (2)

1、一种防盗螺栓,包括有螺钉(2)、螺母(4)和防盗护碗(3)组成,其特征在于:所述的螺钉(2)采用圆头螺钉,防盗护碗(3)的截面呈U型,底部有孔,口部向中心方向有凸块,套在螺钉(2)上、螺母(4)与螺钉(2)配合,用专用工具使螺母(4)凹陷在防盗护碗(3)内。
2、根据权利要求1所述的防盗螺栓,其特征在于:所述的防盗护碗(3)口部的凸块有1~4块。
CN 93237993 1993-11-18 1993-11-18 防盗螺栓 Expired - Fee Related CN2179486Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 93237993 CN2179486Y (zh) 1993-11-18 1993-11-18 防盗螺栓

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 93237993 CN2179486Y (zh) 1993-11-18 1993-11-18 防盗螺栓

Publications (1)

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CN2179486Y true CN2179486Y (zh) 1994-10-12

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ID=33812822

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CN 93237993 Expired - Fee Related CN2179486Y (zh) 1993-11-18 1993-11-18 防盗螺栓

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CN (1) CN2179486Y (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9651193B1 (en) 2015-11-20 2017-05-16 Ian Taberner Security mounting arrangement
US10836304B2 (en) 2015-11-20 2020-11-17 Ian Taberner Security mounting arrangement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9651193B1 (en) 2015-11-20 2017-05-16 Ian Taberner Security mounting arrangement
US10836304B2 (en) 2015-11-20 2020-11-17 Ian Taberner Security mounting arrangement

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