水电站大型桥式起重机起升机构结构形式和性能分析

摘要

Taking the 1200/125 t overhead travelling cranes at the Three Gorges for example, the paper analyzes the overall layout scheme, the main drive and speed control system, the braking systems, reducer fixation, the structure of wire rope reeving system and performance characteristics of hydropower station large overhead travelling crane hoisting mechanism.%以三峡1 200/125 t桥式起重机为例,分析了水电站大型桥式起重机起升机构的整体布置方案、主传动及速度控制系统、制动系统、减速器的固定形式、钢丝绳缠绕系统的结构形式和性能特点.