▎ 摘　　要

NOVELTY - The utility model claims a graphene heating insulated cover for chemical production device, comprising a barrier layer, graphite heating film layer, a far infrared emitting film layer, an insulating layer and a decorative layer, barrier layer close to the chemical device is provided. the outside of the barrier layer are provided with graphite heating film layer, a far infrared emitting film layer, an insulating layer and a decorative layer, the graphene heating film layer is provided with a joint connected with the power supply circuit, graphene film heating layer can obtain power through joint; graphene heating film layer and a heat preservation layer is provided with a temperature sensing head, sensing with the temperature controller electrically connected with the heating and heat-preserving sleeve is detachably covered on the outer surface of the chemical production device, heating the chemical production device and/or insulation. The utility model can be used in the chemical production reaction device for pipeline, heating and thermal insulation is carries out, has the advantages of fast heating speed, good temperature controllability, good safety performance, high energy-saving efficiency, convenient use and so on.