1) derrick runway girder
塔机起重臂
1.
A mechanical mode of a hinged cantilever girder with two springs suspended is brought forward based on the actual structure of a derrick runway girder and is studied with dynamics in this paper.
根据塔机起重臂的实际结构 ,建立双弹簧悬吊超静定简支梁的力学模型 ,进行动态分析 ,并以TC80型塔式起重机为例 ,利用有限元方法求解 ,引入梁单元和边界单元 ,得到塔机起重臂的多阶固有频率和主振型 ,其结果对于塔机的动态响应分析具有实际意
2) column jib crane
塔式旋臂起重机
4) goose-neck jib tower crane
折臂式塔式起重机
5) whip-typed tower crane
动臂式塔式起重机
1.
In order to combine the construction of main structure,three M900D whip-typed tower cranes are used in Guangzhou Pearl River New Town West-tower,whose construction technology is complex with three stages.
为配合主体结构施工,广州珠江新城西塔主塔楼安装了3台M900D动臂式塔式起重机。
补充资料：重臂
1.杠杆的重点和支点间的距离。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条