简析工字钢支腿的单轨电动葫芦门架的水平振动

工字钢支腿的单轨电动葫芦运行时,门架上端产生的水平振动与工字钢支腿的材料、截面形状、支腿长度、葫芦起升重量(包括葫芦重量)及葫芦启动时的瞬时加速度有关。使用单位或者施工单位可依实际情况采取不同措施减小振动。

The horizontal vibration of crane span structure with legs of I-beam shape depends on the material,the shape and the length of the leg, lifting weight（including the weight of hoist itself） and instantaneous acceleration when starting.The using organization or construction unit can take various measures to reduce the vibration.