CN200978866Y - 一种防松螺栓 - Google Patents

一种防松螺栓 Download PDF

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Publication number
CN200978866Y
CN200978866Y CN 200620165157 CN200620165157U CN200978866Y CN 200978866 Y CN200978866 Y CN 200978866Y CN 200620165157 CN200620165157 CN 200620165157 CN 200620165157 U CN200620165157 U CN 200620165157U CN 200978866 Y CN200978866 Y CN 200978866Y
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China
Prior art keywords
thread section
bolt
utility
model
screw rod
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Expired - Fee Related
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CN 200620165157
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English (en)
Inventor
倪静丰
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Individual
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Individual
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  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

本实用新型提供了一种防松螺栓,包括螺杆,螺杆由正向螺纹段及反向螺纹段构成,反向螺纹段的直径小于正向螺纹段直径。本实用新型的有益效果是结构简单,成本低,防松效果好。

Description

一种防松螺栓
所属技术领域
本实用新型涉及一种用于紧固连接的螺栓。
背景技术
目前通常使用的标准螺栓,使用一段时间后或在运输中受到震动,螺母常出现松动现象。
发明内容
为了克服现有标准螺栓易松动的不足,本实用新型提供一种防松螺栓。
本实用新型解决其技术问题所采用的技术方案是:一种防松螺栓,包括螺杆,螺杆由正向螺纹段及反向螺纹段构成,反向螺纹段的直径小于正向螺纹段直径。
本实用新型的有益效果是结构简单,成本低,防松效果好。
附图说明
图1是实施例的剖面构造图
图中:1.螺杆;2.正向螺纹段;3.反向螺纹段。
具体实施方式
如图1所示,一种防松螺栓,包括螺杆1,螺杆1由正向螺纹段2及反向螺纹段3构成,反向螺纹段3的直径小于正向螺纹段2直径。由于设置了反向螺纹段3,在拧上标准螺母后再拧上一反向螺母,防松效果好。

Claims (1)

1、一种防松螺栓,包括螺杆,其特征在于:所述的螺杆由正向螺纹段及反向螺纹段构成,反向螺纹段的直径小于正向螺纹段直径。
CN 200620165157 2006-12-07 2006-12-07 一种防松螺栓 Expired - Fee Related CN200978866Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620165157 CN200978866Y (zh) 2006-12-07 2006-12-07 一种防松螺栓

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620165157 CN200978866Y (zh) 2006-12-07 2006-12-07 一种防松螺栓

Publications (1)

Publication Number Publication Date
CN200978866Y true CN200978866Y (zh) 2007-11-21

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ID=38979243

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620165157 Expired - Fee Related CN200978866Y (zh) 2006-12-07 2006-12-07 一种防松螺栓

Country Status (1)

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CN (1) CN200978866Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103015346A (zh) * 2012-11-21 2013-04-03 合肥杰事杰新材料股份有限公司 一种高速公路护栏用立柱

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103015346A (zh) * 2012-11-21 2013-04-03 合肥杰事杰新材料股份有限公司 一种高速公路护栏用立柱

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