CN201786842U - 可拆式膨胀螺栓 - Google Patents

可拆式膨胀螺栓 Download PDF

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Publication number
CN201786842U
CN201786842U CN2010202688009U CN201020268800U CN201786842U CN 201786842 U CN201786842 U CN 201786842U CN 2010202688009 U CN2010202688009 U CN 2010202688009U CN 201020268800 U CN201020268800 U CN 201020268800U CN 201786842 U CN201786842 U CN 201786842U
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screw
expansion
screw rod
utility
expansion bolt
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Expired - Fee Related
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CN2010202688009U
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English (en)
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谭玉杰
谭新民
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Abstract

本实用新型公开了一种可拆式膨胀螺栓,其特征在于,在胀套上设有正六边形的凸台,在胀套内套有下部为锥形螺杆,在胀套内壁上设有内螺纹,与设在螺杆上的外螺纹相配合,螺杆的顶部开有正六边形的沉孔。本实用新型有效克服了螺母随螺杆的转动同步旋转的问题,结构简单,使用方便。

Description

可拆式膨胀螺栓
技术领域
本实用新型涉及一种膨胀螺栓,特别是一种可拆式膨胀螺栓。
背景技术
市场上常见的膨胀螺栓,缺点是螺杆上紧螺母后,尾部突出墙面,不雅观又易碰伤人,不安全,不可拆卸重复使用;而可拆式膨胀螺丝一般由锥形螺母、胀套、螺杆构成,但是拆卸时螺母往往随着螺杆的转动同步旋转,所以效果并不理想。
发明内容
本实用新型的目的就是克服了上述缺点,提供一种可拆式膨胀螺栓。
为了实现上述目的,本实用新型在胀套上设有正六边形的凸台,在胀套内套有下部为锥形螺杆,在胀套内壁上设有内螺纹,与设在螺杆上的外螺纹相配合,螺杆的顶部开有正六边形的沉孔。
通过以上设置,本实用新型用扳手卡住胀套顶部的凸台,螺杆用内角扳手旋转,使用本实用新型有效克服了螺母随螺杆的转动同步旋转的问题,膨胀螺栓可拆,结构简单,使用方便。
附图说明
图1为本实用新型的结构示意图。
图2为本实用新型的俯视图。
图中,1、胀套 2、凸台 3、螺杆 4、沉孔
具体实施方式
如图1、2所示,本实用新型在胀套1上设有正六边形的凸台2,在胀套1内套有下部为锥形螺杆3,在胀套1内壁上设有内螺纹,与设在螺杆3上的外螺纹相配合,螺杆3的顶部开有正六边形的沉孔4。
使用时,用扳手卡住胀套1顶部的凸台2,用内六角扳手旋转螺杆3,使螺杆3向上移动,螺杆3下部的锥形面胀开胀套1,达到紧固的目的,反向旋转螺杆3,使螺杆3向下移动,即可拆出膨胀螺栓。本实用新型有效克服了螺母随螺杆的转动同步旋转的问题,结构简单,使用方便。

Claims (1)

1.可拆式膨胀螺栓,其特征在于:在胀套上设有正六边形的凸台,在胀套内套有下部为锥形螺杆,在胀套内壁上设有内螺纹,与设在螺杆上的外螺纹相配合,螺杆的顶部开有正六边形的沉孔。
CN2010202688009U 2010-07-23 2010-07-23 可拆式膨胀螺栓 Expired - Fee Related CN201786842U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202688009U CN201786842U (zh) 2010-07-23 2010-07-23 可拆式膨胀螺栓

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Application Number Priority Date Filing Date Title
CN2010202688009U CN201786842U (zh) 2010-07-23 2010-07-23 可拆式膨胀螺栓

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CN201786842U true CN201786842U (zh) 2011-04-06

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103953631A (zh) * 2014-04-21 2014-07-30 中国重型机械研究院股份公司 一种组合调节销轴
CN111042187A (zh) * 2020-01-19 2020-04-21 张若玮 电力抗风防倾覆内膨胀电杆基础

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103953631A (zh) * 2014-04-21 2014-07-30 中国重型机械研究院股份公司 一种组合调节销轴
CN111042187A (zh) * 2020-01-19 2020-04-21 张若玮 电力抗风防倾覆内膨胀电杆基础

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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110406

Termination date: 20110723