立井凿井金属井架安装方案的选用

Choice of scheme for installing steel headframfe for shaft sinking

文章介绍旋转竖立井架、吊车竖立井架、异地组装整移井架和桅杆单向依次竖立等四种方案的施工步骤和优缺点。

based on the characteristics of interconnection and cross-construction of three types of project(drilling of freeze holes and walling of freeze cellar and shaff collar by mine construction department; building of winder house and winder foundation by the civil engineering department; installation of shaft sinking facilities by electrical and mechanical engineering department) in the initial period of shaft sinking in Huaibei mine area, the headframe group should install the sinking headframe and other sinking equipment in the shortest time when the shaft site, capacity of lifting equipment and tools and technical quality of the workers are permissible. It describes in detail steps of erection and analyzes the merits and demerits of each method.