Intelligent locking hook, protection system, and method

The invention discloses an intelligent locking hook, a protection system, and a method. The intelligent locking hook comprises a transverse positioning part; two vertical positioning parts are symmetrically arranged on the transverse positioning part; a positioning hole is formed in each of the vertical positioning parts; a motor is arranged on one of the vertical positioning parts; the motor is controlled by a remote controller; a first gear and a second gear meshed with the first gear are arranged on an output shaft of the motor; a lead screw is arranged inside the second gear; the lead screw is arranged in the positioning hole in a penetrating mode; and the length of the lead screw is greater than the distance between the two vertical positioning parts. According to the intelligent locking hook, the protection system, and the method, a safety rope can be tied during aloft work, and operation is safe and convenient. 本发明公开了一种智能锁紧挂钩及防护系统、方法，所述智能锁紧挂钩包括横向定位件，所述横向定位件上对称设置有2个竖向定位件，所述竖向定位件上设置有定位孔，其中一个竖向定位件上设置有电机，所