▎ 摘　　要

NOVELTY - The utility model claims a graphene-liquid heating device, comprising a heating box, a water inlet pipe, the inner layer heating tube and an inner graphene heating plate, upper part of the heating tank is provided with the water inlet pipe, the water inlet pipe is set on one end of the inner heating tube; the inner heating tube is provided with the internal graphite heating plate, the internal graphite heating plate is provided with an external heat-conducting sealing shell, said external heat conductive sealing shell is provided with a cavity heat-insulation filling, the cavity inside the heat-insulating filler is provided with a cavity heat-insulation filling. the inner layer heating tube is provided with a connection electrode, the connecting electrode is provided with an outer heating cylinder. The beneficial effects are as follows: 1, graphene heating layer is planar distribution, package structure and graphene heating layer is surface contact, heat transfer efficiency, good heating effect of the liquid, 2, double-layer double-surface heating, increases the area of heating, intelligent control, accurately control the temperature.