▎ 摘 要
NOVELTY - The utility model claims a graphene electric blanket, comprising: an electric blanket fabric; graphene heating inner bag set in the electric blanket fabric; and a power supply circuit set outside the electric blanket fabric; the power supply circuit comprises a temperature controller and a power supply converter connected in series; wherein the graphene heating inner bag comprises a plurality of graphene electric heating film, a temperature sensor, a temperature limiter, a lead and a substrate cloth, the plurality of graphene electric heating film, temperature sensor, temperature protector and lead are fixed and packaged in the substrate cloth, the plurality of graphene electric heating film, temperature sensor, the temperature limiter is connected with the power supply through the lead; the temperature sensor is set on at least one graphene electric heating film; the temperature sensor is connected with the graphene electric heating film in parallel; the temperature limiter is set on at least one graphene electric heating film; the temperature limiter is connected in series with the graphene electric heating film; when the temperature of the electric heating film exceeds the threshold value of the temperature limiter, the power is cut off in time.