Air-conditioner humidifying device and air conditioner using the same

The invention relates to an air-conditioner humidifying device and an air conditioner using the same, the air-conditioner humidifying device comprises a water storage tank, a water inlet which is connected with an external water resource and is arranged on the water storage tank, a metal pipe, an electrical heating element and a steam spraying part; the electrical heating element is covered at the outer layer of the metal pipe, and one end of the metal pipe is connected with the steam spraying part; a small water tank is arranged between the water storage tank and the metal pipe, a water filling pipe and a small water tank water outlet pipe are arranged on the small water tank, the small water tank is connected with the water storage tank by the water filling pipe, and a water pump is arranged on the water filling pipe; one end of the small water tank water outlet pipe is connected with the small water tank, and the other end thereof is connected with the metal pipe. The water in the metal pipe is heated by the electrical heating element in the humidifying device, the steam which is generated by evaporating water is blown into a room from an air outlet of the air conditioner through the steam spraying pipe to humidify the indoor air, thereby being capable of achieving the purpose of fast increasing the indoor air humidity without causing the pollution.