大连国际会议中心工程复杂悬挑结构工程卸载技术  

UNLOADING TECHNIQUE FOR COMPLEX SUSPENSION STRUCTURE OF DALIAN INTERNATIONAL CONFERENCE CENTER

作　　者：周光毅[1] 陈超[1] 毛立贤[1] 唐家如[1] 王磊[1] 

机构地区：[1]中国建筑第八工程局有限公司大连分公司,辽宁大连116021

出　　处：《建筑技术》2013年第4期312-314,共3页Architecture Technology

摘　　要：通过对可调胎架底座的合理运用,以及对主要杆件应力应变实时监测并指导卸载,顺利完成了平台桁架大跨度区域的结构卸载工作,解决了传统利用千斤顶整体顶升分级卸载的困难,操作方便,结构加载过程均匀,可防止杆件应力突变,且能够实时监测主要杆件受力情况,能够安全合理地完成整个卸载施工,取得了很好的技术效益和经济效益。Wide-span structures of platform truss are successfully unloaded and difficulties in traditional integral lifting by jack and unloading in different levels are solved through reasonable application of adjustable assembly jig base, real-time monitoring of stress-strain on main rods and unloading convenient construction and uniform structure loading are realized to prevent abrupt Favorable technical and economic benefits are obtained through real-time monitoring of safe and reasonable unloading construction. guidance. Simple and change of rod stress. forces on main rods,

关 键 词：大跨度 复杂悬挑结构 专用胎架 卸载 监测 安全 

分 类 号：TU758[建筑科学—建筑技术科学]