CN101514720A - 防盗螺帽及其专用搬手 - Google Patents

防盗螺帽及其专用搬手 Download PDF

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Publication number
CN101514720A
CN101514720A CNA2008100104293A CN200810010429A CN101514720A CN 101514720 A CN101514720 A CN 101514720A CN A2008100104293 A CNA2008100104293 A CN A2008100104293A CN 200810010429 A CN200810010429 A CN 200810010429A CN 101514720 A CN101514720 A CN 101514720A
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China
Prior art keywords
screw cap
theft screw
special spanner
spanner
theft
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Pending
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CNA2008100104293A
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English (en)
Inventor
任立蓬
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Individual
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Individual
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Priority to CNA2008100104293A priority Critical patent/CN101514720A/zh
Publication of CN101514720A publication Critical patent/CN101514720A/zh
Pending legal-status Critical Current

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Abstract

本发明公开了一种防盗螺帽及其专用搬手。防盗螺帽呈圆台状,肩部周围外侧均匀分布奇数个凸起8和凹槽9,使用普通工具无法将防盗螺帽扭动,而只有使用专用搬手才能将其松开或紧固。专用搬手底部是与防盗螺帽接触的工作面,为内凹圆台状,肩部有与防盗螺帽相匹配并能可靠咬合的凹槽7和凸起6,在其上面有磁性材料4,能与铁质螺帽相吸,产生紧握作用,保证搬手不从螺帽上脱落。

Description

防盗螺帽及其专用搬手
技术领域
本发明涉及紧固件领域,具体的讲涉及到一种防盗螺帽及其专用搬手。
技术背景
目前的常用螺帽都不防盗,专用的防盗螺帽成本高,工艺复杂,防盗效果不确实。
发明内容
本发明的螺帽为圆台状,肩部均匀分布有奇数个凸起和凹槽,使用通用工具不能开启,而专用搬手底部是与螺帽肩部紧密接触的,能准确可靠咬合,并有磁性材料使之与螺帽产生紧握作用,达到紧固或拧松螺帽功能。
附图说明
图1:是防盗螺帽俯视图。
图2:是防盗螺帽C-C的局部剖视图。
图3:是防盗螺帽B-B剖视图。
图4:是专用搬手俯视图。
图5:是专用搬手A-A剖视图。
具体实施方式
图1、2、3是防盗螺帽的原理图。螺帽呈圆台状,上有奇数个凸起8与凹槽9可与图4、5所示专用搬手上的凹槽7与凸起6相匹配,螺帽沿10的厚度在1-2mm,以不能被管钳子咬住为宜。
图4、5所示专用搬手具体实施方式,主要由搬手本体5、凸起6、凹槽7、磁性材料4组成。搬手本体5底部为内凹形圆台状,上面分部有奇数个凸起6和凹槽7,可与图1、2、3所示防盗螺帽上的凸起8与凹槽9相匹配并紧密咬合,并由磁性材料4将扳手本体5稳固的与螺帽吸附在一起,通过内四角1或外六角2安装加力杆,拧动扳手本体5,可拧紧或松动螺帽。绝磁层3起保护磁性材料,防止扩散磁性作用。
如不用专用工具,则无法咬合螺帽,不能拧动螺帽。

Claims (2)

1、一种防盗螺帽,其特征在于:螺帽为圆台状,肩部周围外侧均匀分布有奇数个凸起(8)和凹槽(9)。
2、一种防盗螺帽的专用搬手,底部是与螺帽咬合的工作面,其特征在于:搬手底部为内凹圆台状,肩部内侧均匀分布有与权利要求1所述一种防盗螺帽形状、尺寸、数量相同分布方向相反的可以与之咬合的奇数个凹槽(7)和凸起(6),其上部有磁性材料(4),再上部有绝磁层(3),再上部有内四角接头(1)和外六角接头(2)。
CNA2008100104293A 2008-02-19 2008-02-19 防盗螺帽及其专用搬手 Pending CN101514720A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2008100104293A CN101514720A (zh) 2008-02-19 2008-02-19 防盗螺帽及其专用搬手

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2008100104293A CN101514720A (zh) 2008-02-19 2008-02-19 防盗螺帽及其专用搬手

Publications (1)

Publication Number Publication Date
CN101514720A true CN101514720A (zh) 2009-08-26

Family

ID=41039301

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2008100104293A Pending CN101514720A (zh) 2008-02-19 2008-02-19 防盗螺帽及其专用搬手

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CN (1) CN101514720A (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102777474A (zh) * 2012-07-23 2012-11-14 冯新永 抽油机电机防盗螺栓组
CN105972028A (zh) * 2016-07-07 2016-09-28 江苏东奇标准件有限公司 一种新型螺栓

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102777474A (zh) * 2012-07-23 2012-11-14 冯新永 抽油机电机防盗螺栓组
CN105972028A (zh) * 2016-07-07 2016-09-28 江苏东奇标准件有限公司 一种新型螺栓

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Open date: 20090826