Multi-directional anti-falling type safety belt hook

The invention discloses a multidirectional anti-falling type safety belt hook, and relates to the technical field of building construction safety protection, the multidirectional anti-falling type safety belt hook comprises an opening-shaped circular ring, the two ends of the circular ring are fixedly connected with fixing cylinders, and the ends, away from the circular ring, of the two fixing cylinders are fixedly connected with fixing frames; rotating shafts are rotationally connected to the inner walls of the two fixing frames, blade plates which are circumferentially arranged at equal intervals are fixedly connected to the surfaces of the two rotating shafts, a moving mechanism is arranged in the circular ring, the moving mechanism comprises a threaded rod, and the surface of the threaded rod is in threaded connection with the interior of the circular ring. The hook can pass through the three-way cross rod and the cross shaft without falling, the defects of a traditional safety rope are overcome, the cons