The invention discloses a self-locking hook for a crane. The self-locking hook for the crane comprises a hook body and a self-locking mechanism mounted on the hook body, wherein the hook body comprises a hook body and a hook tip which are integrally formed, the self-locking mechanism comprises a bottom plate hinged to the upper portion of the hook body, a limiting plate arranged on the bottom plate, a self-locking piece slidably arranged on the bottom plate in a direction close to or far away from the limiting plate and elastic pieces, two ends of each elastic piece are respectively connectedwith the limiting plate and the self-locking piece, the end, away from the elastic pieces, of the self-locking piece is provided with a lock catch, and the lock catch is capable of penetrating out ofthe bottom plate and matched to resist the inner side of the hook tip. According to the self-locking hook, the self-locking mechanism can be separated from the hook tip by pressing the lock catch onlyby one hand, an object can be conveniently taken out after disengagement, a safety buckle is not needed to be pushed inwards continuously, the labor intensity of an operator is reduced, the operatoris not required to be too close to the hook during operation, and potential safety hazards are eradicated.
本发明公开了一种用于起重机的自锁式吊钩,包括钩体、安装于钩体上的自锁机构,钩体包括一体成型的钩身和钩尖,自锁机构包括铰接于钩身上部的底板、设于底板上的限位板、沿着靠近或远离限位板的方向可滑动的设于底板上的自锁件、两端分别连接于限位板和自锁件上的弹性件,自锁件远离弹性件的一端具有锁扣,锁扣能够穿出底板并配合的抵挡在钩尖的内侧部。本发明的自锁式吊钩,只需单手按压锁扣即可实现自锁机构与钩尖的脱离,脱离后可方便的取出物体,不再需要持续向内抵推保险扣,降低了操作者的劳动强度,同时操作时不需操作者过于靠近吊钩,杜绝了安全隐患。
Self-locking hook for crane
一种用于起重机的自锁式吊钩
2020-09-01
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |