在北京某办公楼框架结构施工中,我们采用金属三角挂架代替了传统的外脚手架,节约了大量杉槁架木和劳力,施工现场干净利落,实现了文明施工,取得了较好的效果。 1.构造与架设角钢三角架由二部分组成(图1),一是利用支顶柱子时用的角钢夹板,在柱顶下一米处,用2根φ20螺杆与二根端部带帽角钢 In the framework construction of an office building in Beijing, we replaced the traditional external scaffolding with a metal triangular rack, saving a large amount of cedar wood and labor. The construction site was clean and neat, and civilized construction was achieved. Good results were achieved. 1. Structure and erection Angle steel tripod is composed of two parts (figure 1). The first is the angle steel splint used for supporting the top pillar. At the top of the pillar, two φ20 screws and two ends with capped angle steel are used.