▎ 摘　　要

NOVELTY - The utility model relates to the technical field of graphene heat preservation, and claims a graphene heating insulating sleeve for chemical production device, comprising a sleeve inner wall of the upper side and the bottom side are fixedly provided with a fixing strip; one side of respectively fixing strips is fixedly provided with a heating pipe; one side of the two fixing strips is fixedly connected with the upper and lower two sides of the outer wall of the heating pipe; two sides of the inner wall of the heating pipe are fixedly provided with a slide rail; the inner wall of the two slide rails are slidingly provided with a slide block; one side respectively the two slide blocks is fixedly provided with a graphite cylinder; one side respectively the two slide blocks is fixedly connected with two sides of the outer wall of the graphite cylinder; The utility model claims a graphene heating insulating sleeve for chemical production device, by designing graphite cylinder capable of drawing graphite alkene, the graphene placing is more simple; the sleeve is provided with a heating pipe; after connecting the power supply, it can continuously heat and preserve heat of the graphene inside, so that the storage is longer; so as to reduce the material cost.