The invention relates to a bridge crane installation construction method, and belongs to the field of road and bridge construction methods. The bridge crane installation construction method comprises the following steps: (1) conducting construction preparation and hoisting system stress checking calculation; (2) installing a hoisting system; (3) disassembling a bridge crane into five parts of a main beam, a trolley frame, a main lifting device and an auxiliary lifting device; (4) hoisting the main beam by means of the hoisting system; and (5) hoisting the other parts of the bridge crane by means of the hoisting system; The hoisting system comprises a supporting assembly and a traction assembly, the supporting assembly comprises a supporting frame, the supporting frame comprises a hoisting point anchoring plate and supporting legs connected with the hoisting point anchoring plate, the traction assembly comprises a pulley block and a traction rope arranged on the pulley block in a penetrating mode, one end of the traction rope is connected with a clamping assembly used for being connected with a crane component, and the other end of the traction rope is used for being connected with a winch. The bridge crane installation construction method has the effect of improving the construction efficiency of installation of the bridge crane in a narrow tunnel.
本申请涉及一种桥式起重机安装施工方法,属于路桥施工方法的领域,其如下步骤:步骤1,施工准备,吊装系统受力验算;步骤2,安装吊装系统;步骤3,将桥式起重机拆解分为主梁、小车架、主起升装置、副起升装置五个部分;步骤4,使用吊装系统吊装主梁;步骤5,使用吊装系统吊装桥式起重机的其余部件;所述吊装系统包括支撑组件和牵引组件,所述支撑组件包括支撑架,所述支撑架包括吊点锚固板和与吊点锚固板连接的支腿,所述牵引组件包括滑轮组和穿设在滑轮组上的牵引绳,所述牵引绳的一端连接有用于与起重机部件连接的夹持组件,另一端用于连接卷扬机。本申请具提升狭小隧道内桥式起重机安装的施工效率的效果。
Bridge crane installation construction method
一种桥式起重机安装施工方法
2021-07-30
Patent
Elektronische Ressource
Chinesisch
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