Heating control circuit of water dispenser

The utility model discloses a heating control circuit of a water dispenser, and relates to the technical field of heating control. The heating control circuit of the water dispenser comprises a power supply terminal U, one terminal of the power supply terminal U is connected with a heat preservation indicating lamp D2 through a wire, and the other terminal of the power supply terminal U is connected with a second temperature control switch through a wire; a first temperature control switch and an electric heating wire are connected to the heat preservation indicator lamp D2 in parallel, a heating indicator lamp D1 is connected to the electric heating wire in parallel, and the electric heating wire is connected with a second temperature control switch. The output end of the pressure sensor is connected with the controller, and the output end of the controller is connected with the second temperature control switch. Through the arrangement of the second temperature control switch, when the heating temperature r