The invention discloses a tower crane hook pulley block fixing structure, which comprises a trolley frame, the bottom of the trolley frame is provided with a channel steel base, two convex plates are arranged in the channel steel base, a vertical channel is formed between the inner sides of the two convex plates, and guide seats are arranged on the convex plates; the hook pulley block comprises an upper pulley, a connecting pin shaft, a lower pulley block and a guide joint, the connecting pin shaft is connected between the upper pulley and the lower pulley block, the guide joint is located at the upper end of the upper pulley, and a hook vertical plate is arranged at the lower end of the lower pulley block; one end of the hook pulley block fixing device is connected to the channel steel base, the hook pulley block fixing device comprises a first connecting rod, a second connecting rod and a connecting rod pin shaft, the surface of the connecting rod pin shaft is sleeved with a first shaft sleeve, the first shaft sleeve is located on the outer side of the protruding plate, and the connecting rod pin shaft can horizontally move relative to the first shaft sleeve; the multiplying power conversion can be realized without dismounting the lifting hook, the labor cost is saved while the construction work efficiency is greatly improved, the structure is reliable, and the operation is simple.
本发明公开一种塔式起重机吊钩滑轮组固定结构,包括:小车架,底部具有槽钢底座,槽钢底座内有两个凸板,两个凸板内侧之间形成有竖直通道,凸板上设有导向座;吊钩滑轮组,包括上滑轮、连接销轴、下滑轮组以及导向接头,连接销轴连接于上滑轮和下滑轮组之间,导向接头位于上滑轮上端部,下滑轮组下端部具有吊钩立板;吊钩滑轮组固定装置一端连接于槽钢底座上,包括第一连杆、第二连杆和连杆销轴,连杆销轴表面套设有第一轴套,第一轴套位于凸板外侧,连杆销轴能够相对于第一轴套水平移动,通过滑轮组的上升即可实现滑轮组固定,无需拆除吊钩即可实现倍率转换,大大提高了施工工作效率的同时节约了人工成本,结构可靠,操作简单。
Tower crane hook pulley block fixing structure
一种塔式起重机吊钩滑轮组固定结构
2024-12-24
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |
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