Negative ion purification humidifier

The utility model relates to the technical field of humidifiers, in particular to a negative ion purification humidifier which comprises a machine shell, an atomization assembly is arranged at the lower end of the interior of the machine shell and communicated with a mist discharging pipe, and a mist discharging component is arranged at the position, located above the mist discharging pipe, of the upper end of the machine shell. The mist discharging component comprises an extension pipe arranged in the mist discharging pipe, and the extension pipe is connected with the mist discharging pipe in a sliding mode. According to the negative ion purification humidifier provided by the utility model, the structure of the mist discharging part is improved, the extending pipe is arranged in the mist discharging part, the extending pipe can be stretched upwards, and then the extending pipe is fixed to the required height through the matching of the limiting bolt, the threaded hole and the butt joint groove; by means of