CN2566036Y - 防旋转膨胀螺栓 - Google Patents

防旋转膨胀螺栓 Download PDF

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Publication number
CN2566036Y
CN2566036Y CN 02275053 CN02275053U CN2566036Y CN 2566036 Y CN2566036 Y CN 2566036Y CN 02275053 CN02275053 CN 02275053 CN 02275053 U CN02275053 U CN 02275053U CN 2566036 Y CN2566036 Y CN 2566036Y
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bolt
rotation
screw rod
utility
screw
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张玉春
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Abstract

一种防旋转膨胀螺栓,属于机械零件领域,特别是涉及一种紧固螺栓。为了解决专利双胀双紧式紧固螺栓(专利号:99225139.7)在紧固螺栓置于墙体进行旋动时,紧固螺栓上的螺栓、螺杆、圆锥套、膨胀体有时均会同时旋动等问题,本实用新型的目的是提供一种在安装或拆卸时紧固螺栓上的螺栓、螺杆、圆锥套、膨胀体均不会同时旋转的防旋转膨胀螺栓。本实用新型是由螺栓及螺栓相固定连接的螺杆和套在螺杆上的圆锥套、膨胀体,以及螺帽等组成,在圆锥套上安装或设有至少一个防转卡,并且在圆锥套上安装或设有防转楔。本实用新型结构简单,在安装或拆卸时方便,并且使用后安全可靠。

Description

防旋转膨胀螺栓
技术领域:
本实用新型属于机械零件领域,特别是涉及一种紧固螺栓。
背景技术:
1999年9月22日申请的专利双胀双紧式紧固螺栓(专利号:99225139.7)对原有紧固螺栓进行改进,但其也存在一些缺点,在紧固螺栓置于墙体进行旋动时,紧固螺栓上的螺栓、螺杆、圆锥套、膨胀体有时均会同时旋动,给安装或拆卸均带来许多不便。
技术内容:
本实用新型的目的是提供一种在安装或拆卸时紧固螺栓上的螺栓、螺杆、圆锥套、膨胀体均不会同时旋转的防旋转膨胀螺栓。
本实用新型是由螺栓及螺栓相固定连接的螺杆和套在螺杆上的圆锥套、膨胀体,以及螺帽等组成,在圆锥套上安装或设有至少一个防转卡,并且在圆锥套上安装或设有防转楔。
本实用新型结构简单,在安装或拆卸时方便,并且使用后安全可靠。
附图说明:
图1是本实用新型结构示意图。
具体实施方式:
本实用新型是由螺栓1及螺栓1相固定连接的螺杆4和套在螺杆4上的圆锥套6和5、膨胀体2,以及螺帽8等组成,在圆锥套6或5上安装有或设有至少一个防转卡3,当螺栓1置于墙体内时,防转卡3即安装或设在圆锥套6上,当螺帽8置于墙体内时,防转卡3即安装或设在圆锥套5上。并且在圆锥套6和圆锥套5上安装或设有防转楔7,防转楔7与膨胀体2上的开口相对应,插在膨胀体2的开口内。

Claims (1)

1、一种防旋转膨胀螺栓,是由螺栓(1)及螺栓(1)相固定连接的螺杆(4)和套在螺杆(4)上的圆锥套(6)和(5)、膨胀体(2),以及螺帽(8)等组成,其特征在于:在圆锥套(6)或(5)上安装或设有至少一个防转卡(3),并且在圆锥套(6)和圆锥套(5)上安装或设有防转楔(7)。
CN 02275053 2002-08-30 2002-08-30 防旋转膨胀螺栓 Expired - Fee Related CN2566036Y (zh)

Priority Applications (1)

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CN 02275053 CN2566036Y (zh) 2002-08-30 2002-08-30 防旋转膨胀螺栓

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Application Number Priority Date Filing Date Title
CN 02275053 CN2566036Y (zh) 2002-08-30 2002-08-30 防旋转膨胀螺栓

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CN2566036Y true CN2566036Y (zh) 2003-08-13

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102661303A (zh) * 2012-04-28 2012-09-12 胡国贤 锁紧拆卸式膨胀螺杆
CN105715647A (zh) * 2016-04-25 2016-06-29 中车建设工程有限公司 自定位防旋转膨胀螺栓

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102661303A (zh) * 2012-04-28 2012-09-12 胡国贤 锁紧拆卸式膨胀螺杆
CN105715647A (zh) * 2016-04-25 2016-06-29 中车建设工程有限公司 自定位防旋转膨胀螺栓

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