Explosion-proof electric heating type humidifier

The utility model relates to an explosion-proof electric heating type humidifier, in particular to an explosion-proof electric heating type humidifier which can humidify air in inflammable and explosive gas environment. The explosion-proof electric heating type humidifier comprises a cold water box and a hot water box, wherein a communicating pipe is arranged between the cold water box and the hot water box, a water level switch is arranged on the top portion of the cold water box, and an overflow water port and a water inlet are respectively arranged on the upper portion and the lower portion of a side wall on one end. A steam outlet is arranged on the top of the hot water box, a water discharge port is arranged on the lower portion, a wiring box is arranged outside the side wall on one end, and an electric heating pipe is arranged inside. An electrode end of the electric heating pipe is fixed on the box wall close to one side of the wiring box, penetrates through the box wall, and extends into the wiring bo