2012年6月上 篦工技术 第41卷第366期 CONSTRUCTION TECHNOLOGY 69 大直径筒仓滑模与仓顶钢结构整体抬升施工技术 周占学，麻建锁，陈建兵2 (1.河北建筑工程学院土术系，河北张家口075024；2.河北省第四建筑工程公间，河北石家庄050051) [摘要】针对大点径筒仓工程施工问题，将仓顶钢结构与仓壁滑升模板系统进行整体施工设计，先在地面通过统一 的承载和变形协调控制措施，在仓壁滑升模板上设置抬升支座，布置抗水平推力拉杆系统，形成一个大直径简仓主 体施工稳定承载体系，滑升施工过程中严格控制滑升偏差精度，监测空间钢结构整体提升的支座反力和与提升装 置的变形，一次性完成大型简仓的仓壁施工和仓顶钢结构整体安装，并运用循环降落法有效地解决了仓顶钢结钩 整体屋差的就位间题. 【关键词]简仓：钢结构：横板：抬升：施工技术 【中图分类号]TU745.7[文献标识得]A[文章编号]1002-8498(2012)11-0069-03 Entirety Lifting Construction of Sliding Formwork and Steel Structure for Major Diameter Silo Zhou Zhanxue'.Ma Jiansuo' Chen Jianbing2 (1.Civil Engineering Department.Hebei Institate of Architeeture and Civil Engineering Zhangjiakou Hebei 075024.China: 2.Hebei No.4 Construction Engineering Campany Shijiazhuang.Hebei 050051.China) Abstract:Some construction technology of major diameter silo is presented in this paper.Firstly steel structure of silo top and sliding formwork of silo wall are assembled integrally on ground for the sake of integrate load and deformation patibility condition lifting supports and horizontal pull rods need be installed for the entirety structure.Then the construction of the silo wall and steel structure of silo top are acplished onetime along with strict control of sliding deviation and the monitoring of reaction at steel structure support and deformation of lifting appliance.Finally steel structure of silo top are take its place effectively with the method of cycling landing. Key words:silos;steel structures;formwork upli...
大直径筒仓滑模与仓顶钢结构整体抬升施工技术.pdf
