CN202371301U - 用于固定螺旋钢管的管夹 - Google Patents

用于固定螺旋钢管的管夹 Download PDF

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CN202371301U
CN202371301U CN2011204842602U CN201120484260U CN202371301U CN 202371301 U CN202371301 U CN 202371301U CN 2011204842602 U CN2011204842602 U CN 2011204842602U CN 201120484260 U CN201120484260 U CN 201120484260U CN 202371301 U CN202371301 U CN 202371301U
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steel pipe
clamp
pipe
spiral steel
spiral
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郭伟
李淼
申运波
牟洋
谢忠红
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Dongfeng Trucks Co ltd
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Dongfeng Motor Co Ltd
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Abstract

本实用新型涉及一种用于固定螺旋钢管的管夹,包括夹体,所述夹体开有夹持钢管的卡口,所述卡口的倾斜角度与螺旋钢管的螺旋角度一致。所述卡口的截面为椭圆,所述椭圆的短轴略小于钢管直径,椭圆的长轴略大于钢管直径。本实用新型结构简单,夹持固定效果好,可以将螺旋钢管无缝卡入,且不会造成螺旋钢管与夹体之间的磨损。

Description

用于固定螺旋钢管的管夹
技术领域
本实用新型涉及固定钢管的管夹,具体地指一种用于固定螺旋钢管的管夹。 
背景技术
目前以压缩空气作为制动介质的汽车普遍采用钢管来传输压缩空气,由于压缩空气从压缩机输出时温度较高,容易对零部件造成损坏,为了满足降温需求,钢管通常设计成螺旋状,现有固定螺旋钢管的管夹结构如附图1所示,其夹体的卡孔为直柱形孔,且卡孔断面为圆形,另外夹体长度较长,仅两端有螺栓固定。现有的管夹存在以下的缺点:1、由于卡口与螺旋管的螺旋走向形成一定夹角,因此与螺旋钢管间产生径向间隙,导致固定不可靠;2、由于螺旋钢管在弯折成螺旋状时会有变形,螺旋段的断面不再是圆形,所以夹体的圆形卡口不能与螺旋钢管完全卡合,导致钢管与夹体之间存在磨损;3、由于夹体两固定点间距大,不能保证夹体中间段与钢管之间压紧,使钢管与夹体之间也存在磨损。 
发明内容
本实用新型目的就在于克服上述现有技术的不足而提供一种固定螺旋钢管的管夹。 
实现本实用新型目的采用的技术方案是:一种用于固定螺旋钢管的管夹,包括夹体,所述夹体开有夹持钢管的卡口,所述卡口的倾斜角度与螺旋钢管的螺旋角度一致。 
进一步地,所述卡口的截面为椭圆,所述椭圆的短轴略小于钢管直径,椭圆的长轴略大于钢管直径。 
进一步地,所述夹体上每两个卡口开设有固定孔,所述固定孔通过螺栓将夹体紧固。 
本使用新型具有以下有益效果: 
1.卡口倾斜角度与螺旋钢管的倾斜角度一致,从而可以将螺旋钢管无缝卡入夹体中,避免卡口与螺旋钢管之间存在间隙导致夹持不稳。 
2.卡口截面为与螺旋钢管截面一致的椭圆形,卡入后实现与钢管的紧密卡合,而不会造成磨损。 
3.相比现有的管夹,固定孔间距适当,保证管夹的每一段的稳定性。 
附图说明
图1为现有钢管管夹的结构示意图。 
图2为图1断面示意图。 
图3为本实用新型用于固定螺旋钢管的管夹的结构示意图。 
图4为图3中K向断面结构示意图。 
具体实施方式
下面结合附图和具体实施例对本实用新型作进一步的说明。 
如图3所示,用于固定螺旋钢管的管夹包括夹体1,夹体1开有夹持钢管的卡口3,卡口3的倾斜角度为a,该角度a与螺旋钢管的螺旋角度一致,从而可以将螺旋钢管无缝卡入夹体1中。卡口3的截面为椭圆,椭圆的短轴略小于钢管直径,椭圆的长轴略大于钢管直径,如图4所示。卡口3的截面与螺旋钢管的螺旋断面相同,避免了螺旋钢管与夹体1之间的磨损。 
上述的夹体1上开有固定孔2,其中每隔两个相邻的卡口3-1和卡口3-2左右两边分别开设有固定孔2-1和固定孔2-2。固定孔2-1和固定孔2-2之间的距离适当,完全可以将夹体1紧固。 

Claims (3)

1.一种用于固定螺旋钢管的管夹,包括夹体,所述夹体开有夹持钢管的卡口,其特征在于:所述卡口的倾斜角度与螺旋钢管的螺旋角度一致。
2.根据权利要求1所述用于固定螺旋钢管的管夹,其特征在于:所述卡口的截面为椭圆,所述椭圆的短轴略小于钢管直径,椭圆的长轴略大于钢管直径。
3.根据权利要求1或2所述用于固定螺旋钢管的管夹,其特征在于:所述夹体上每两个卡口之间开设有固定孔。
CN2011204842602U 2011-11-29 2011-11-29 用于固定螺旋钢管的管夹 Expired - Lifetime CN202371301U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104633279A (zh) * 2015-01-15 2015-05-20 孟书芳 一种金属管套架

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104633279A (zh) * 2015-01-15 2015-05-20 孟书芳 一种金属管套架

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Granted publication date: 20120808