Aerosol generating device

The invention relates to the technical field of aerial fog cooling and environment-friendly dust suppression devices in the metallurgical industry, and discloses an aerial fog generation device whichcomprises an air supply pipeline, a water supply pipeline, an aerial fog mixing cavity, a reflection flow guide cone and an aerial fog output pipeline. The reflection flow guide cone is arranged in the aerial fog output pipeline, and the head end of the reflection flow guide cone extends out of the head end of the aerial fog output pipeline; an aerial fog outlet hole and an aerial fog inlet hole are formed in the aerial fog output pipeline; the aerial fog output pipeline extends into an inner cavity of the aerial fog mixing cavity from an opening in the tail end of the aerial fog mixing cavity, and the aerial fog inlet hole is located in the inner side of the opening in the tail end of the aerial fog mixing cavity; and the head end of the aerial fog mixing cavity is provided with a gas path inlet taking the axis o