Multi-angle bending hinge

The utility model discloses a multi-angle bending hinge which comprises a fitting hinge body, a through hole is formed in the side wall of one side of the fitting hinge body, a connecting shaft is connected into the through hole in a penetrating mode, and the middle of the connecting shaft is inserted into a torsional spring groove formed in the side wall of a bending communicating piece in a penetrating mode. A ratchet groove is formed in the side wall of the end, away from the torsional spring clamping groove, of the bending communicating piece, a ratchet rod is inserted into the ratchet groove in a penetrating mode, the two ends of the ratchet rod are inserted into the fixed base in a penetrating mode, and the torsional spring groove is matched with and attached to the hinge to complete the basic function of the hinge so that the hinge can automatically reset during use. And the hinge can be adjusted at multiple angles by bending the communicating piece, so that the hinge can be matched through angle adjus