Limiting hinge

The utility model relates to the field of hinge equipment, in particular to a limiting hinge which comprises a first blade, a second blade and a shaft core, the first blade comprises a first fixing piece, a first connecting part and a first shaft barrel, and the second blade comprises a second fixing piece, a second connecting part and a second shaft barrel. A first fixing hole and a second fixing hole are formed in the first fixing piece and the second fixing piece, the first shaft barrel and the second shaft barrel are both rotationally connected with the shaft core, the shaft core is always located on the side, deviating from the second fixing piece, of the plane where the first fixing piece is located, and the shaft core is always located on the side, deviating from the first fixing piece, of the plane where the second fixing piece is located. A clamping protrusion is arranged at the end of the first shaft barrel, and a limiting face is arranged at the end of the second shaft barrel. When the clamping pro