▎ 摘　　要

NOVELTY - The utility model model relates to boiler production technology field, specifically claims a graphene boiler with heat preservation structure. comprising an internal furnace, the side wall of the internal furnace is connected with a water inlet pipe and a water discharging pipe, the internal furnace is provided with multiple graphene heating, one end of the internal furnace is provided with multiple function convenient for changing the function, the other end of the internal furnace is provided with a scale cleaning port, the cleaning port is provided with a sealing cover, the outer wall of the internal furnace is provided with a vacuum heat insulation cover, two ends of the furnace are detachably connected with a heat preservation cover, the heat preservation cover is provided with a vacuum heat insulation layer. The purpose of the utility model is to solve the problem that the traditional boiler is easy to cause environmental pollution when using.