PLC同步顶升更换支座技术在桥梁养护工程中的应用  

Application of PLC Synchronous Jacking and Replacement Support Technology in Bridge Maintenance Projects

作　　者：周名扬 王帅 ZHOU Mingyang;WANG Shuai(Anhui Huaxuan Transportation Construction Engineering Co.,Ltd.,Fuyang 236000,China)

机构地区：[1]安徽省华轩交通建设工程有限责任公司,安徽阜阳236000

出　　处：《科技创新与生产力》2025年第1期46-49,共4页Sci-tech Innovation and Productivity

摘　　要：以南照淮河大桥的养护工程为研究背景,以连接桥梁上部结构和下部结构的关键部件桥梁支座为研究对象,针对支座出现的剪切变形过大、滑动移位、脱空等问题,详细描述了PLC同步顶升系统在桥梁养护和支座更换中的应用以及顶升后支座更换的施工步骤,旨在为相似的桥梁养护和加固项目提供有价值的参考。Taking the maintenance project of the Nanzhao Huaihe River Bridge as the research background,and taking bridge bearings,critical components connecting the upper and lower structures of a bridge,as the research objects,aiming at the problems such as excessive shear deformation,sliding displacement,and disengagement,this paper provides a detailed description of the application of PLC synchronous jacking system in bridge maintenance and support replacement and the construction steps for bearing replacement post-jacking,aiming to offer valuable insights for similar bridge maintenance and reinforcement projects.

关 键 词：桥梁工程 桥梁养护 支座更换 PLC同步顶升 

分 类 号：U445.7[建筑科学—桥梁与隧道工程]