▎ 摘　　要

NOVELTY - The utility model claims a multi-layer fixed graphene heating film, comprising a frame body, the inner wall of the frame body is slidingly connected with a strip-shaped cover, the lower surface of the strip-shaped cover is fixedly connected with two limiting screw rods, the surface of the limiting screw screw thread is connected with several locating nuts, the surface of the two limiting screw rod is slidingly connected with multiple resin supporting plates, the upper surface of the resin supporting plate is fixedly connected with a graphene heating film main body, and the lower surface of the resin supporting plate is lapped with the upper surface of the locating nut, the left and right inner walls of the frame body are provided with two limiting grooves. the multi-layer fixed graphene heating film, graphene heating film main body is installed on the resin supporting plate, and the resin supporting plate is sleeved on the two limiting screw surface, the locating nut can separate each graphene heating film main body, ensuring that each monomer graphene heating film main body does not affect other monomers in the heating process, it can fix the multilayer graphene heating film main body, with higher safety.