The invention discloses a crane hook anti-unhooking device and a using method thereof, the crane hook anti-unhooking device comprises a hook, the hook is slidably connected with an arc-shaped pressing plate, and the arc-shaped pressing plate is connected with the hook through a second spring; the hook is rotationally connected with a lower clamping hook, and the hook is movably connected with an upper clamping hook matched with the lower clamping hook; the hook is further rotationally connected with an upper pressing plate, the upper pressing plate is connected with the hook through a third spring, the upper pressing plate is matched with the lower clamping hook, and the arc-shaped pressing plate is used for driving the upper pressing plate to rotate. The device is convenient to operate, quick locking of the clamping hook can be achieved, in the lifting process, the mooring rope can be prevented from being unhooked, safety is improved, after lifting is finished, automatic opening of the clamping hook can be achieved, operation of workers is not needed, the working efficiency is effectively improved, and operation convenience is improved.
本发明公开了一种起重机吊钩防脱钩装置及其使用方法,包括挂钩,所述挂钩滑动连接有弧形压板,所述弧形压板通过第二弹簧与所述挂钩相连;所述挂钩转动连接有下卡勾,所述挂钩活动连接有与下卡勾相适配的上卡勾;所述挂钩还转动连接有上压板,所述上压板通过第三弹簧与所述挂钩相连,所述上压板与所述下卡勾相配合,所述弧形压板用于驱动所述上压板转动。本发明操作方便,可实现对卡勾的快速锁紧,在起重过程中,可防止缆绳脱钩,提高安全性,在起重结束后,可实现卡勾的自动打开,无需工作人员操作,有效提供工作效率,提高操作的便捷性。
Crane hook anti-unhooking device and using method thereof
一种起重机吊钩防脱钩装置及其使用方法
2023-06-23
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |
Anti-unhooking device and anti-unhooking method for lifting hook
European Patent Office | 2023
|