2017年8月上 施工技术 第46卷第15期 CONSTRUCTION TECHNOLOGY 9 D0I:10.7672/8js2017150009 外倾式变曲率竹饰面弧墙模板支撑 一体化施工方案设计 王洪腾，沈映，陆建飞1，韩超1，徐晗2 (1.中天建设集团有限公司，浙江杭州310020；2.中天建设集团浙江钢构有限公司，浙江杭州310008) [摘要]南宁万科大厦首层角部外倾变曲率竹饰面弧墙施工，改变常规模板加固体系和支撑加固体系分离的模式， 创新性地提出一种模板支撑一体化的加固体系.施工中采用增加弧墙内钢骨，通过焊接在钢骨上的对拉螺杆将施 工中的全部荷载传递至钢骨，并通过分阶段施工数值模拟分析，确保了模板支撑体系满足强度和刚度的要求.并 设计了钢筋桁架环箍和衬模竹片的模板结构，解决了模板支撑体系中主楞抗弯刚度不足和竹片纹理施工效果的 难题. [关键词]高层建筑：模板；支撑；变曲率；数值模拟；方案设计 [中图分类号]TU755.2;TU731.2 [文献标识码]A [文章编号]1002-8498(2017)15-0009-05 Design of Integral Construction Scheme for Formwork Support of Curved Bamboo Wall with Outer-incline Bending Curvature WANG Hongteng' SHEN Ying' LU Jianfei' HAN Chao' XU Han2 (1.Zhongtian Construction Group Co.Ltd.Hangzhou Zhejiang 310020 China;2.Zhejiang Steel Structure of Zhongtian Construction Group Co.Ld.Hangzhou Zhejiang 310008 China) Abstract:In the construction of bamboo facade arc wall of Nanning Vanke Building the mode of separation of conventional formwork reinforcement system and support reinforcement system is changed and a kind of reinforcement system of formwork and support integration is innovatively proposed in the first layer corner of Nanning Vanke Building.During the construction the steel bar is increased and the whole load in the construction is transferred to the steel frame by the pull-screw which is welded on the steel frame.Through the staged construction numerical simulation it ensures that the formwork support system meets the strength and rigidity requirement.And the formwork struct...
外倾式变曲率竹饰面弧墙模板支撑一体化施工方案设计.pdf
