▎ 摘　　要

NOVELTY - The utility model claims a graphene radiating fin with stable structure, comprising a radiating substrate, a bottom graphene of the heat conducting layer, a bottom adhesive layer, a bottom release film layer, a substrate protruding part, a filling hole, graphene filling layer and an upper graphene the composite layer, the bottom graphene the heat conducting layer and the upper graphene the composite layer are provided with a metal wire net, the inner wall of the filling hole is provided with multiple annular groove, the graphene wall of the filling layer is provided with an annular rib and the annular rib is correspondingly embedded in the annular groove, Several radiating fins are distributed on the outer wall of the upper part of said base plate protruding part. The stable graphene the composite radiating fin has good heat conducting and radiating performance, high structure strength, strong tensile and impact resistance and so on, it can prolong the service life in practical application and improve the stability and reliability of the electronic product.