| 贝雷片龙门吊主梁失稳分析及处理方法 |
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| 引用本文： | 桂成农. 贝雷片龙门吊主梁失稳分析及处理方法[J]. 筑路机械与施工机械化, 2005, 22(4): 46-48 |
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| 作者姓名： | 桂成农 |
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| 作者单位： | 中港三航局南京分公司,江苏,南京,210038 |
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| 摘 要： | 根据材料学知识及数学方法分析了贝雷片龙门吊发生的主梁扭曲变形的原因,根据原因提出了加大主梁水平桁架的抗弯截面模量等处理办法,实践证明这种方法是可行的.
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| 关 键 词： | 贝雷桁架 主梁整体稳定 压杆稳定 横向刚性 |
| 文章编号： | 1000-033(2005)04-0046-03 |
| 修稿时间： | 2004-03-18 |
Analysis of stability failure of main belt trussed beam and its resolution |
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| GUI Cheng-nong. Analysis of stability failure of main belt trussed beam and its resolution[J]. Road Machinery & Construction Mechanization, 2005, 22(4): 46-48 |
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| Authors: | GUI Cheng-nong |
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| Abstract: | According to the knowledge of materials and mathematics methods, the reasons of main beamtwist for belt-trussed gantry crane are analyzed. The measures which increase the cross section area of the lateral truss are presented. Practical prosects show the method is feasible. |
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| Keywords: | belt-truss structure stability of whole beam body stability of press rod lateral rigidity |
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