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CN201007311Y - 多头自攻螺钉 - Google Patents

多头自攻螺钉 Download PDF

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Publication number
CN201007311Y
CN201007311Y CNU2007201054589U CN200720105458U CN201007311Y CN 201007311 Y CN201007311 Y CN 201007311Y CN U2007201054589 U CNU2007201054589 U CN U2007201054589U CN 200720105458 U CN200720105458 U CN 200720105458U CN 201007311 Y CN201007311 Y CN 201007311Y
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China
Prior art keywords
screw
self
model
utility
bolt
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Expired - Fee Related
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CNU2007201054589U
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English (en)
Inventor
赵学群
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Individual
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Individual
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Priority to CNU2007201054589U priority Critical patent/CN201007311Y/zh
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Abstract

一种多头自攻螺钉,它包括螺钉头和螺钉体,其特征在于在螺钉体上至少有两种高低不同的螺牙。本实用新型的多头自攻螺钉,由于在螺钉体上有高低不同的螺牙,既可以提高薄壁工件的连接强度,又可以防止薄壁工件破裂,达到本实用新型的目的。

Description

多头自攻螺钉
技术领域
本实用新型涉及五金件,具体是指一种多头自攻螺钉。
背景技术
自攻螺钉是工件连接时常用的五金件,在用于薄壁件的连接时,螺牙小,连接强度不够,螺牙大,容易产生破裂。
实用新型内容
本实用新型的目的是对上述螺钉的结构进行改进,提出一种适用于薄壁件连接用的多头自攻螺钉。
本实用新型的目的是这样实现的:本实用新型的一种多头自攻螺钉,它包括螺钉头和螺钉体,其特征在于在螺钉体上至少有两种高低不同的螺牙。
本实用新型的多头自攻螺钉,由于在螺钉体上有高低不同的螺牙,既可以提高薄壁工件的连接强度,又可以防止薄壁工件破裂,达到本实用新型的目的。
附图说明
图1为多头自攻螺钉的结构示意图。
具体实施方式
下面结合附图通过实施例对本实用新型作进一步说明:
如图1所示,本实用新型的一种多头自攻螺钉,它包括螺钉头1和螺钉体2,在螺钉体2上有高低不同的螺牙3和螺牙4。

Claims (1)

1.一种多头自攻螺钉,它包括螺钉头(1)和螺钉体(2),其特征在于在螺钉体(2)上至少有两种高低不同的螺牙(3)和螺牙(4)。
CNU2007201054589U 2007-01-11 2007-01-11 多头自攻螺钉 Expired - Fee Related CN201007311Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201054589U CN201007311Y (zh) 2007-01-11 2007-01-11 多头自攻螺钉

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007201054589U CN201007311Y (zh) 2007-01-11 2007-01-11 多头自攻螺钉

Publications (1)

Publication Number Publication Date
CN201007311Y true CN201007311Y (zh) 2008-01-16

Family

ID=39003257

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007201054589U Expired - Fee Related CN201007311Y (zh) 2007-01-11 2007-01-11 多头自攻螺钉

Country Status (1)

Country Link
CN (1) CN201007311Y (zh)

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080116