▎ 摘　　要

NOVELTY - The utility model claims a graphene hydrocooling pipe for heat-engine plant boiler, relating to the technical field of combustion furnace, comprising a wall pipe main body and a graphene heat conducting layer, the outer pipe wall of the wall pipe main body is provided with a graphene heat conducting layer, so as to improve the heat conduction efficiency hydrocooling the wall pipe, to improve the heat efficiency of the boiler, saving coal and reducing consumption. and the outer pipe wall of the wall pipe main body along the length direction is provided with multiple concave parts; the graphene heat conducting layer is embedded in multiple concave parts; more specifically, the cross section outline of the concave part is trapezoidal; multiple concave parts are orderly connected to form a spiral groove. using the concave part to increase the graphene heat conducting layer and the wall pipe main body of the contact, and using the concave part to reinforce and protect the graphene heat conducting layer, improving the service life of the utility model.