Dual-bottle type water heater

[0009] The specific embodiment shown in Figure 1 is a dual-inner electric water heater for heating by electric energy, which mainly consists of a water inlet inner tank 1, a water outlet inner tank 2, a shell 3, an insulating material 4, a connecting pipe 5, and an electric heater. 6. Safety valve 7, float valve 8, hydraulic control valve 9, upper water pipe 10, lower water pipe 11, upper water outlet pipe 12, lower water outlet pipe 13, water inlet liner 1 and water outlet liner 2 are installed in the shell 3 , between the water inlet inner tank 1 and the water outlet inner tank 2, between the two inner tanks and the outer shell 3 is filled with thermal insulation material 4, the lower parts of the two inner tanks are equipped with electric heaters 6, and the lower part of the water inlet inner tank 1 is fixedly connected The upper water pipe 10, the safety valve 7 and the floating ball valve 8 which plays the role of degassing are respectively installed on the outside and inside