The invention discloses a lifting hook for a crane in the field of lifting equipment, which comprises a hook body, a straight handle and a locking hook, and the straight handle and the hook body are integrally formed; a mounting block is fixedly connected to the straight handle, a spring is fixedly connected to the mounting block, an adjusting plate is fixedly connected to the free end of the spring, the adjusting plate is vertically and slidably connected to the mounting block and located on the side edge of the hook body, and an adjusting piece is fixedly connected to the end, away from the spring, of the adjusting plate; the locking hook is rotationally connected to the mounting block, a torsional spring is arranged at the joint of the locking hook and the mounting block, a fixing plate is fixedly connected to the end, connected with the mounting block, of the locking hook, a pressing plate used for pressing the fixing plate downwards is fixedly connected to the end, connected with the spring, of the adjusting plate, and a sliding groove used for the pressing plate to pass through is formed in the mounting block. A notch used for installation and deflection of the locking hook is formed, an avoiding hole used for deflection of the fixing plate is formed, and the avoiding hole, the notch and the sliding groove are communicated. The lifting hook can effectively improve the lifting efficiency.
本方案公开了吊装设备领域的一种起重机用吊钩,包括钩体、直柄和闭锁钩舍,直柄与钩体一体成型;直柄上固定连接有安装块,安装块上固定连接有弹簧,弹簧的自由端固定连接有调节板,调节板竖直滑动连接在安装块上,调节板位于钩体的侧边,调节板远离弹簧的一端固定连接有调节片;所述闭锁钩舍转动连接在安装块上,闭锁钩舍与安装块的连接处设有扭簧,闭锁钩舍连接安装块的一端固定连接有固定板,所述调节板与弹簧连接的一端固定连接有用于下压固定板的压板,安装块内设有用于压板通过的滑槽,设有用于闭锁钩舍安装和偏转的缺口,设有用于固定板偏转的避让孔,避让孔、缺口、滑槽连通。本申请的吊钩可以有效提高吊装效率。
Lifting hook for crane
一种起重机用吊钩
2025-02-14
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |