2015年7月上 施工技术 第44卷第13期 CONSTRUCTION TECHNOLOGY 113 D0I:10.7672/sgjs2015130113 望京SOHO中心T3工程屋顶变曲率 三角形管桁架数字化施工技术 于戈,郑群,张腾龙2,吴迪,张永峰 (1.中建一局集团建设发展有限公司,北京100102;2.中国京冶工程技术有限公司,北京100088) [摘要]结合望京SOHO中心T3工程屋顶变曲率三维管桁架安装过程,介绍了空间复杂钢结构设计与施工阶段建 筑结构模型的数据传递思路,介绍了大尺寸异形钢构件吊装过程中的吊点确定方法及吊装过程强度和稳定等方面 全过程校核的仿生模拟安装过程,介绍了三维扫描技术在负责异形钢结构安装过程中的应用,并且证实了数字化 施工具有高效率、低成本的优点. [关键词]高层建筑;钢结构;屋顶;三角形管桁架;数字化;施工技术 [中图分类号]TU745.2 [文献标识码]A[文章编号]1002-8498(2015)13-0113-03 The Digital Construction Technology of Varied Curvatures Triangle Truss Roof of Wangjing SOHO T3 Tower Yu Ge' Zheng Qun' Zhang Tenglong? Wu Di' Zhang Yongfeng' (1.China Construction First Group Construction Development Co.Ld.Beijing 100102 China; 2.China Jingye Engineering Co.Ltd.Beijing 100088 China) Abstract:With the construction of the varied curvatures triangle truss roof of the Wangjing SOHO T3 Tower this paper discusses the method of the transmit of the building model during the different stages of the design and construction and the method to find the hanging points and bionic imitate construction progress.This paper also discusses the application of the three-dimensional scansion technology during the plex irregular steel building construction.This paper proves that this technology is highly active and low-cost. Key words:tall buildings steel structures;roofs;triangle truss;digital;construction 1工程概况 159×6,桁架宽约17m.横桁架HHJ-3高度 望京S0H0中心T3工程的屋面为变曲率三角11.85m 外弦杆截面为203×8,内弦杆截面为 形管桁架结构,由3横桁架、1福纵桁架以及4道219×10,腹杆76×4,宽约13m.屋顶钢结构构 环形桁架组成,空间倒锥体结构,与整个...