▎ 摘　　要

NOVELTY - The utility model claims an energy-saving heat preservation oven produced by graphene heating film, comprising a heat preservation oven main body, the left surface of the heat preservation oven main body fixedly connected with a motor box, the inner surface of the heat preservation oven main body is provided with a double-rotating mechanism, the left surface of the double-rotating mechanism fixedly connected with a motor rotating shaft; the left surface of the motor rotating shaft is movably connected with a motor main body, the outer surface of the motor main body is fixedly connected on the inner wall of the motor box, the energy-saving insulating oven produced by the graphene heating film, the placing plate is pressed downwards by the graphene heating film, the placing plate moves downwards to compress and deform the three micro-springs, three micro-springs relieve the pressure of the graphene heating film by the elasticity of itself, it is good for keeping the stability of placing graphene heating film; the special groove has a certain gradient, the front side is high, the back side is low, the graphene heating film is not easy to fall on the placing plate, so as to keep the stability of the position of the graphene heating film on the placing plate.