CN202520740U - 内六角平端紧定螺钉 - Google Patents

内六角平端紧定螺钉 Download PDF

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Publication number
CN202520740U
CN202520740U CN2012200578380U CN201220057838U CN202520740U CN 202520740 U CN202520740 U CN 202520740U CN 2012200578380 U CN2012200578380 U CN 2012200578380U CN 201220057838 U CN201220057838 U CN 201220057838U CN 202520740 U CN202520740 U CN 202520740U
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screw
inner hexagon
set screw
flat end
end set
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CN2012200578380U
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王美福
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Abstract

一种内六角平端紧定螺钉,其由内六角端头、螺杆、横截面组成,螺钉端头内六角盲孔的六个横截面为弧形,螺钉端头与螺钉头直径长一样,螺杆上设有以圆形螺旋状的螺牙,且各圆形螺牙呈同角度的排列。承受较大拧紧力矩,连接强度高,头部可以埋入零件沉孔中,用于结构要求紧凑,外形平滑的连接处。

Description

内六角平端紧定螺钉
技术领域:
本实用新型涉及一种螺丝钉,具体涉及一种内六角平端紧定螺钉。 
背景技术:
内六角螺钉在机械行业使用是很广泛的,用于结构要求紧凑,外形平滑的连接处,内六角螺钉在旋紧或拆卸时,扳手的着力点在端头内六角盲孔的六个平面上。但在长期使用过程中有一个致命的缺点就是容易出现六角滑方,由于内六角螺钉一般凹进设备零部件的平面内,没有暴露在外面的可夹持点,致使取出残损的螺钉比较困难,人们往往采取很多办法,但稍不注意或取出方法不当,就会给机械设备本身造成损坏,严重时还可能造成设备零部件的彻底报废,造成较大的经济损失,而且还费时费力。 
实用新型内容:
针对现有上述产品的技术不足,本实用新型的目的在于提供一种内六角平端紧定螺钉,其由内六角端头、螺杆、横截面组成。 
本实用新型解决其技术问题所采用的技术方案是:螺钉端头内六角盲孔的六个横截面为弧形,螺钉端头与螺钉头直径长一样,螺杆上设有以圆形螺旋状的螺牙,且各圆形螺牙呈同角度的排列。 
本实用新型的有益效果是:承受较大拧紧力矩,连接强度高,头部埋入零件沉孔中,有利部件之间衔接。 
附图说明:
图1为本实用新型整体结构示意图; 
图中,1、内六角端头3、横截面 
具体实施方式:
如图所示,一种内六角平端紧定螺钉,其由内六角端头1、横截面3、螺杆组成。螺钉端头内六角盲孔的六个横截面3为弧形,螺钉端头与螺钉头直径长一样,螺杆上设有以圆形螺旋状的螺牙,且各圆形螺牙呈同角度的排列。内六角端头1为相对应形状的专用扳手使用,不容易出现滑方现象,使内六角端头和对应扳手的使用寿命大大提高,大大减少了螺钉滑方情况出现的几率,在很大程度上节约人力、物力和财力的消耗。 

Claims (2)

1.一种内六角平端紧定螺钉,其由内六角端头、螺杆、横截面组成,其特征在于:螺钉端头内六角盲孔的六个横截面为弧形,螺杆上设有以圆形螺旋状的螺牙,且各圆形螺牙呈同角度的排列。
2.根据权利要求1所述的内六角平端紧定螺钉,其特征在于:所述的螺钉端头与螺钉头直径长一样。
CN2012200578380U 2012-02-17 2012-02-17 内六角平端紧定螺钉 Expired - Fee Related CN202520740U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200578380U CN202520740U (zh) 2012-02-17 2012-02-17 内六角平端紧定螺钉

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200578380U CN202520740U (zh) 2012-02-17 2012-02-17 内六角平端紧定螺钉

Publications (1)

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CN202520740U true CN202520740U (zh) 2012-11-07

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Assignee: WENZHOU SHENGTE STANDARD PARTS CO., LTD.

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