地震区简支梁桥防落梁装置的设计  

A New Strand Cable Type of Anti-seismic Ties for Bridge

作　　者：朱万旭[1,2] 黄颖 杨帆 高宇 

机构地区：[1]哈尔滨工业大学土木工程学院,150090 [2]柳州欧维姆机械股份有限公司,545005

出　　处：《特种结构》2011年第3期66-70,共5页Special Structures

摘　　要：文中指出了对地震活动区域的简支梁桥设置防落梁装置的重要性,并介绍了防落梁装置的主要应用型式及其特点、选择方法和注意事项,同时阐述了常用型式—拉索式防落梁装置的设计步骤、具体构造及其在我国的工程应用实例。防落梁装置的设置将为我国桥梁结构在强烈地震作用下的安全提供可靠的保障。The importance to install anti-seismic device on the simply supported girder bridge in the earthquake zone was indicated in this article.The types and the features of each one,selection method and notes of the anti-seismic device were also introduced.Meanwhile,the design steps,structure and engineering application of the cable type antiseismic device,which is main type of the device were described.Through setting up anti-seismic device,it can provide reliable protection for the bridge structure during strong earthquake.

关 键 词：简支桥梁 落梁防止装置 拉索 钢绞线 

分 类 号：U448.217[建筑科学—桥梁与隧道工程]