CN2286252Y - 五角帽防盗圈螺栓 - Google Patents

五角帽防盗圈螺栓 Download PDF

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Publication number
CN2286252Y
CN2286252Y CN 97209542 CN97209542U CN2286252Y CN 2286252 Y CN2286252 Y CN 2286252Y CN 97209542 CN97209542 CN 97209542 CN 97209542 U CN97209542 U CN 97209542U CN 2286252 Y CN2286252 Y CN 2286252Y
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bolt
utility
model
cap
nut
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Expired - Fee Related
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CN 97209542
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English (en)
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叶茂盛
白奇谱
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SUPPLY AND HARKETING BUSINESS
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SUPPLY AND HARKETING BUSINESS
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Abstract

本实用新型涉及了一种固定的五角帽防盗圈螺栓,它由螺栓、垫圈、螺帽及弹簧垫组成,它的特点是螺栓的螺头与杆之间有一椭圆形平台,垫圈的边缘处有折起的护边,螺帽的外周边形状为五角形,本实用新型采用了非标准的五角形螺帽及有护边的垫圈,使人们很难用常规工具拆卸,从而达到防盗的目的。

Description

五角帽防盗圈螺栓
本实用新型涉及了一种固定装置,具体地说是一种五角帽防盗圈螺栓。
目前,全国的高速公路比较多,在高速公路的两边及中间都有护拦,护栏的固定是采用标准的螺栓,螺帽固定,用一般的工具就可以拆卸而起不了护栏作用,容易发生交通事故。
本实用新型的目的就是提供一种具有防盗功能的五角帽防盗圈螺栓,以克服上述不足。
为实现上述目的,本实用新型由螺栓、垫圈、螺帽及弹簧垫组成,其特点是螺栓的螺头与杆之间有一椭园形平台,垫圈的边缘处有折起的护边,螺帽的外周边形状为五角形。
本实用新型的优点在于采用了非标准的五角形螺帽及有护边的垫圈,使人们用常规的工具很难拆卸,从而具有防盗的效果。
图1为本实用新型的结构示意图。
图2为本实用新型的螺栓结构示意图。
图2-1为图2俯视图。
图3为本实用新型螺帽示意图。
下面结合附图进一步说明本实用新型。
用本实用新型固定护栏时,首先将螺栓1插入需固定都位的长孔,使螺栓1上的椭园型平台11嵌入长孔中,然后套上垫圈2及弹簧垫4,使用专用工具将螺帽3旋入螺杆中,完成固定过程,此时垫圈2的护边21罩住了螺帽3。
本实用新型还可用于其它需防盗的固定点。

Claims (1)

1、一种五角帽防盗圈螺栓,它由螺栓1、垫圈2、螺帽3及弹簧垫4组成,其特征在于:螺栓1的螺头与杆之间有一椭园形平台11,垫圈2的边缘处有折起的护边21,螺帽3的外周边形状为五角形。
CN 97209542 1997-04-03 1997-04-03 五角帽防盗圈螺栓 Expired - Fee Related CN2286252Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 97209542 CN2286252Y (zh) 1997-04-03 1997-04-03 五角帽防盗圈螺栓

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 97209542 CN2286252Y (zh) 1997-04-03 1997-04-03 五角帽防盗圈螺栓

Publications (1)

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CN2286252Y true CN2286252Y (zh) 1998-07-15

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CN 97209542 Expired - Fee Related CN2286252Y (zh) 1997-04-03 1997-04-03 五角帽防盗圈螺栓

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CN (1) CN2286252Y (zh)

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