▎ 摘　　要

NOVELTY - The utility model relates to the field of insulation film, especially claims a tap water pipeline for insulating graphene film, comprising orderly connected first insulating film, heating the graphene film, the second insulating film, an insulating layer and a reflecting layer, an insulating layer is glass fibre. it has simple structure, fast heating speed, low power, light weight, environmental protection and far infrared health care etc., used in domestic and industrial water pipeline can prevent temperature too low to cause pipeline from freezing.