The invention discloses a telescopic quick installation tower crane. The tower crane comprises more than one section of tower body, wherein an upper tower body is arranged above a lower tower body through a tower body nesting pulley block, the tower body nesting pulley block comprises an upper pulley block and a lower pulley block, the upper pulley block is arranged on the upper tower body, the lower pulley block is arranged on the lower tower body, and a steel wire rope is wound on the tower body nesting pulley block and controlled by a winch arranged at the bottom. The tower crane is advantaged in that height lifting is achieved through vertical nesting, a traditional folding mode is replaced, operation is convenient, and the tower crane can work in the narrow space.
本发明公开了一种伸缩式快速安装塔机,包括一段以上的塔身,位于上部塔身通过塔身嵌套滑轮组设置在下部塔身之上;塔身嵌套滑轮组包括上部滑轮组和下部滑轮组,上部滑轮组设置在上部塔身上,下部滑轮组设置在下部塔身上,钢丝绳绕卷在在塔身嵌套滑轮组上,钢丝绳由底部设置的卷扬机控制。本发明采用上下嵌套实现高度升降,代替传统折叠方式,操作方便,能够在狭窄空间处作业。
Telescopic quick installation tower crane
一种伸缩式快速安装塔机
2020-04-10
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |