Anti-falling safety belt hanging ring device

The utility model discloses an anti-falling safety belt hanging ring device, and relates to the technical field of safety belt hanging rings. Comprising a hook arm, the hook end of the hook arm is used for being hooked on a rope, a building rod and other devices, a through opening is automatically formed in the tail end of the hook end, and a toothed bar capable of rotating is installed in the through opening of the hook arm; the rope rod is installed at the other end of the hook arm, and a safety rope used for being connected with the safety belt is installed at the end, away from the hook arm, of the rope rod in a penetrating mode; the placing opening is formed in the position, close to the other end, of the hook arm; and the locking assembly is arranged at the position of the hook arm placing notch. The sliding sleeve is arranged near the hook end of the hook arm, and the limiting plug which can move along with the operation of the locking assembly is arranged in the sliding sleeve, so that when the hook a