底部约束变化对搁置状态下整体爬升式钢平台安全性能的影响分析  

Impact Analysis of Bottom Restraint Change on Safety Performance of Integral Climbing Steel Platform on Hold

作　　者：吴水根 高茁 张铭 汪小林 WU Shuigen;GAO Zhuo;ZHANG Ming;WANG Xiaolin(Tongji Architectural Design(Group)Co.,Ltd.,Shanghai 200092,China;College of Civil Engineering,Tongji University,Shanghai 200092,China;Shanghai Construction No.4(Group)Co.,Ltd.,Shanghai 201103,China)

机构地区：[1]同济大学建筑设计研究院(集团)有限公司,上海200092 [2]同济大学土木工程学院,上海200092 [3]上海建工四建集团有限公司,上海201103

出　　处：《建筑施工》2020年第4期640-644,共5页Building Construction

基　　金：国家重点研发计划资助(2017YFC0805500)。

摘　　要：整体爬升式钢平台模架是重要的超高层建筑施工装备,研究搁置状态下钢平台模架装备安全具有重要意义。为此,通过建立整体爬升式钢平台模架简化分析模型与精细化分析模型,分析搁置状态下底部牛腿及侧向顶墙导轮对钢平台整体受力影响,并提出相应的分级控制指标及加固建议。相应的结论可供相关工程参考。Integral climbing steel platform formwork is an important construction equipment of super high-rise buildings,so it is of great significance to study the safety of steel platform formwork equipment on hold.Therefore,through the establishment of a simplified and refined analysis model of the integral climbing steel platform formwork,the impact of the bottom bracket and the guide wheel of the side top wall on the overall stress of the steel platform on hold is analyzed,and the corresponding hierarchical control indexes and reinforcement suggestions are put forward.The corresponding conclusions can be used for reference in related projects.

关 键 词：超高层施工模架体系 整体爬升式钢平台 水平支撑 竖向支撑 限位装置 

分 类 号：TU731.2[建筑科学—建筑技术科学]