The invention discloses a lifting hook device of a safe and stable portal crane. The lifting hook device comprises a body. A working chamber is formed in the body, a rope pendant is fixedly mounted atthe upper end of the working chamber, a lifting hook locking assembly for hooking and clamping the lifting hook is arranged in the working chamber, the lifting hook locking assembly comprises a rotating box rotatably mounted on the inner wall of the bottom side of the working chamber, and a lifting block is slidably mounted up and down on the inner wall of the left side of the rotating box. Whenthe device works, the angle of a lifting hook can be adjusted by means of an angle adjusting assembly to hook an object conveniently, the lifting hook can be fixed to prevent the object from falling by the lifting hook locking assembly after the lifting hook hooks the object, and a baffle plate can block the object by a stable protecting assembly to prevent the object from swaying severely, so that the safety is improved, the workload of workers is reduced and the work efficiency is improved.
本发明公开了一种安全稳定型门式起重机吊钩装置,包括机体,所述机体内设置有工作腔,所述工作腔上端固定安装有绳索挂,所述工作腔内设置有用于使吊钩勾住并卡紧的吊钩锁紧组件,所述吊钩锁紧组件包括与所述工作腔底侧内壁转动安装的转动箱,所述转动箱左侧内壁上下滑动安装有升降块,该装置工作时,能够通过角度调节组件对吊钩角度进行调节便于钩住物体,能够通过吊钩锁紧组件使吊钩勾住物体后对吊钩进行固定防止物体脱落,能够通过稳定保护组件使挡板对物体进行挡住防止其剧烈晃动,增强了安全性,减少工人工作量,提高了工作效率。
Lifting hook device of safe and stable portal crane
一种安全稳定型门式起重机吊钩装置
2020-10-27
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |