High-altitude anti-falling automatic locking hook

The utility model relates to the field of hook safety, in particular to a high-altitude anti-falling automatic locking hook. A lock cylinder (7) capable of extending upwards is arranged in the mainframe box (3); when the extended lock cylinder (7) is retracted, the unlocking handle (6) can rotate; a locking handle (2) is hinged to the left side of the middle of a body of the automatic locking hook, and a shaft (10) coaxially hinged to an unlocking handle (6) is arranged on the locking handle (2). A protrusion is arranged at the upper left corner of a body of the automatic locking hook and can be squeezed on the edge of a hook body (1). The utility model has the beneficial effects that: aiming at the defects of the prior art: 1, electric locking cannot be realized; according to the safety hook, the extended lock cylinder (7) can be used as a locking structure, so that the structure of the lock is creatively applied to the field of safety hooks. The defect that remote safety control cannot be carried out in the