CN201739643U - 客车行李支架用直角梯形管 - Google Patents

客车行李支架用直角梯形管 Download PDF

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CN201739643U
CN201739643U CN2010202256927U CN201020225692U CN201739643U CN 201739643 U CN201739643 U CN 201739643U CN 2010202256927 U CN2010202256927 U CN 2010202256927U CN 201020225692 U CN201020225692 U CN 201020225692U CN 201739643 U CN201739643 U CN 201739643U
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薛建良
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JIANGSU JIEDA SPECIFIC NEW MATERIAL CO., LTD.
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JIANGYIN JIEDA SHAPED TUBE CO Ltd
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Abstract

本实用新型涉及一种客车行李支架用直角梯形管,该直角梯形管的管体(1)的断面呈异型结构,该异型结构包含有横直边段(1-1)、竖直边段(1-2)和斜边段(1-3),所述管体(1)的顶部和底部为横直边段(1-1),所述管体(1)的左边和右边为竖直边段(1-2),所述斜边段(1-3)的两端分别与顶部的横直边段(1-1)以及右边的竖直边段(1-2)相连,所述直边段(1-1)、竖直边段(1-2)和斜边段(1-3)之间连接为圆弧过渡,所述管体(1)表面覆有防锈涂层(2),所述直角梯形管的材质为Q345B。这种客车行李支架用直角梯形管的强度较高,抗弯、抗扭能力较强,防震效果和防锈能力好。

Description

客车行李支架用直角梯形管 
(一)技术领域
本实用新型涉及一种异型无缝钢管,尤其是涉及一种客车行李支架用直角梯形管,属于金属材料技术领域。 
(二)背景技术
目前,无缝钢管广泛用于制造结构件和机械零件,如石油钻杆、汽车传动轴、自行车架以及建筑施工中用的钢脚手架等。用无缝钢管制造环形零件,可提高材料利用率,简化制造工序,节约材料和加工工时,如滚动轴承套圈、千斤顶套等,目前已广泛用无缝钢管来制造。无缝钢管还是各种常规武器不可缺少的材料,枪管、炮筒等都要钢管来制造。在这些无缝钢管中,圆形管可以输送更多的流体。此外,圆环截面在承受内部或外部径向压力时,受力较均匀,因此绝大多数无缝钢管是圆管。 
然而圆管也有一定的局限性: 
圆管的形状限制,使得它无法用于一些特殊环境; 
因为圆管的惯性矩和截面模数较小,其抗弯和抗扭能力较差,强度低; 
圆管本身的重量较大,对其支撑部件的压力较大; 
制成圆管所消耗的钢材较多,使得其成本较高。 
以上各种原因限制了圆管的适用范围,因此在一些特殊环境下都不采 用圆管来作为结构件或机器部件。例如客车行李支架需要考虑到其自身强度,抗弯、抗扭能力,并且还要一定的防震能力和防锈能力,这样便不能使用圆管来制作。 
(三)发明内容
为了克服上述不足,本实用新型提供了一种客车行李支架用直角梯形管,这种客车行李支架用直角梯形管的强度较高,抗弯、抗扭能力较强,防震效果和防锈能力好。 
本实用新型的目的是这样实现的: 
一种客车行李支架用直角梯形管,该直角梯形管的管体的断面呈异型结构,该异型结构包含有横直边段、竖直边段和斜边段,所述管体的顶部和底部为横直边段,所述管体的左边和右边为竖直边段,所述斜边段的两端分别与顶部的横直边段以及右边的竖直边段相连,所述直边段、竖直边段和斜边段之间连接为圆弧过渡,所述管体表面覆有防锈涂层,所述直角梯形管的材质为Q345B。 
本实用新型具有的有益效果是:这种客车行李支架用直角梯形管的强度较高,抗弯、抗扭能力较强,防震效果较好,并且还有很好的防锈能力。 
(四)附图说明
图1为本实用新型客车行李支架用直角梯形管的断面结构示意图。 
其中:管体1、横直边段1-1、竖直边段1-2、斜边段1-3、防锈涂层2。 
(五)具体实施方式
如图1,本实用新型涉及一种客车行李支架用直角梯形管,该直角梯 形管的管体1的断面呈异型结构,该异型结构包含有横直边段1-1、竖直边段1-2和斜边段1-3,所述管体1的顶部和底部为横直边段1-1,所述管体1的左边和右边为竖直边段1-2,所述斜边段1-3的两端分别与顶部的横直边段1-1以及右边的竖直边段1-2相连,所述直边段1-1、竖直边段1-2和斜边段1-3之间连接为圆弧过渡,所述管体1表面覆有防锈涂层2,所述直角梯形管的材质为Q345B。 

Claims (1)

1.一种客车行李支架用直角梯形管,其特征在于:该直角梯形管的管体(1)的断面呈异型结构,该异型结构包含有横直边段(1-1)、竖直边段(1-2)和斜边段(1-3),所述管体(1)的顶部和底部为横直边段(1-1),所述管体(1)的左边和右边为竖直边段(1-2),所述斜边段(1-3)的两端分别与顶部的横直边段(1-1)以及右边的竖直边段(1-2)相连,所述直边段(1-1)、竖直边段(1-2)和斜边段(1-3)之间连接为圆弧过渡,所述管体(1)表面覆有防锈涂层(2),所述直角梯形管的材质为Q345B。 
CN2010202256927U 2010-06-10 2010-06-10 客车行李支架用直角梯形管 Expired - Fee Related CN201739643U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102312459A (zh) * 2011-07-07 2012-01-11 力士德工程机械股份有限公司 一种用于挖掘机转台的异形管底板

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102312459A (zh) * 2011-07-07 2012-01-11 力士德工程机械股份有限公司 一种用于挖掘机转台的异形管底板

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Address after: 214433 No. 391 Renmin West Road, Chengjiang Town, Jiangsu, Jiangyin

Patentee after: JIANGSU JIEDA SPECIFIC NEW MATERIAL CO., LTD.

Address before: 214433 No. 391 Renmin West Road, Chengjiang Town, Jiangsu, Jiangyin

Patentee before: Jiangyin Jieda Shaped Tube Co., Ltd.

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Granted publication date: 20110209

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