▎ 摘　　要

NOVELTY - The utility model relates to the technical field of heating device, and claims a graphene heating device for heat preservation of meal, comprising an incubator with opening at the top; the bottom of the incubator is fixedly connected with a graphene heating plate; the incubator is connected with a stirring mechanism; the stirring mechanism comprises two moving grooves; two driving motors, two reciprocating screw rods, two moving blocks, two threaded holes, a rotating shaft, two gears, two racks and multiple stirring rods; two moving grooves are symmetrically opened on the inner box wall of two sides of the insulating box; two driving motors are respectively fixedly connected on one side of the groove wall of the corresponding moving groove; two reciprocating screw rods are respectively connected with the output end of the corresponding driving motor through a shaft joint, the other end of the reciprocating screw rod is rotatably connected on the groove wall of one side of the moving groove far away from the driving motor through the first bearing. The utility model can uniformly stir the food stored in the insulation box; the heating is uniform, the temperature of each part of the food is always; the taste of the food after heat preservation is more consistent.