施工技术 2014年3月上 50 CONSTRUCTION TECHNOLOGY 第43卷第5期 D0I:10.7672/5js2014050050 高空大悬挑结构新型斜拉悬模体系设计与施工* 王胜,孙磊,李翠翠 (青建集团股份公司,山东青岛266071) [摘要]针对高空大悬挑混凝土结构的施工难题,结合具体工程实例,创新研究形成了一种适用于高空悬挑结构施 工的新型斜拉悬模支撑体系,利用斜拉钢筋与工字钢挑梁及加固系杆形成高空悬挑模板支撑平台,同时通过试验 测试和有限元模拟,验证了该悬模体系的安全可靠性,并应用于工程实践,取得了良好的技术经济效果. [关键词]模板;高空悬挑结构;悬模体系;有限元分析;试验;施工技术 [中图分类号]:TU755.2 [文献标识码]A [文章编号]1002-8498(2014)05-0050-04 Design and Construction Technology of New Cable-stayed Suspension Formwork System for Overhead Cantilever Structure Wang Sheng Sun Lei Li Cuicui Qingjian Group Co.Ltd.Qingdao Shandong 266071 China) Abstract:For the construction problems of overhead cantilever concrete structures bined with specific examples of projects and innovatively researches this paper proposes a cable-stayed suspension formwork support system which is suitable for overhead cantilever structure construction using cable- stayed steel I-beam cantilever beam and reinforeed tie bars to form the overhead cantilever formwork support platform.At the same time experimental test and finite element simulation verify the safety and reliability of the suspension formwork support system which is used in engineering practice and the good technical and economic effect is achieved. Key words:formwork;overhead cantilever structures;suspension formwork system;finite element analysis;testing;construction 随着人们对建筑外观的要求越来越高,建筑物拉钢筋与工字钢挑梁及系杆形成高空悬挑模板支 大跨度、大悬挑等外观造型越来越多地被运用,这撑平台,并应用于工程实践,取得了良好的技术经 就给高空大悬挑结构的设计和施工带来了较大难济效果. 度.目前,解决此类技术难题主要有以下3种方法:1新型悬模体系设计 ①落地脚手架技术耗用大...