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工程力学  2015 

复合材料胶栓混合连接机理的试验研究

DOI: 10.6052/j.issn.1000-4750.2014.05.S060, PP. 314-321

Keywords: FRP,连接,试验,胶栓混接,胶结,螺栓连接

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Abstract:

拉挤成型纤维复合材料在土木工程中应用广泛,复合材料的连接问题是其结构设计的关键问题之一。目前复合材料的连接方式主要有胶接、螺栓连接和胶栓混接三种,本文通过试验研究针对FRP的不同连接方式进行对比分析,研究表明胶栓混合连接综合了胶接和螺栓连接的优点,具有刚度大、延性好、应力分配合理等特点。该文还针对胶栓混合连接节点,详细分析了端距、螺栓个数、搭接长度和螺栓直径等主要因素对其破坏模式、承载力的影响,从而为FRP节点设计提供参考。

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