华润总部大厦采用微凸支点智能控制顶升模架(简称凸点顶模)进行核心筒施工.该技术具有以下亮点:钢平台系统采用双层桁架结构、支撑架过斜墙段设计、采用轻质高强铝合金挂架和模板等.重点介绍了顶升前准备、试顶升上支撑架、上支撑架顶升就位、试提升下支撑架、下支撑提升就位等施工工艺.
Huarun Headquarters Building applies bump jacking formwork for core tube construction. This technology has characteristics that steel platform applies double-layer truss structure, support frame design crossing oblique wall structure, it applies light and high strength aluminum alloy hanging frame and formwork and so on. The construction technologies of preparation before lifting, pre-lifting upper supports, lifting in place of upper supports, pre-lifting lower supports, lifting in place of lower supports are introduced in detail.