Protection device for preventing lifting hook from being laterally pulled and obliquely dragged

The utility model discloses a protection device for preventing side pulling and inclined dragging of a lifting hook, which relates to the field of crown block lifting devices, and comprises a lifting hook group and a support frame, four lifting belts are fixedly hooked at the hook position of the lifting hook group, and the four lifting belts penetrate through the corresponding space of the support frame to the lower part of the space. The bottom end of the supporting frame is provided with a supporting column, a ball block, a telescopic rod, a lantern ring, an elastic rope, a sliding piece, a fixing base, a rotating block, a sliding groove, a sliding frame, a clamping block and an induction piece. The supporting column, the ball block, the telescopic rod, the lantern ring, the elastic rope, the sliding piece, the fixing base, the rotating block, the clamping block, the sliding frame, the sliding groove and the induction piece are arranged among the four hanging belts, so that when the positions of the hangin