Centrifugal humidifier technologies, including outer shell, described in the outer shell of the internal Settings are out of the fog, and mist plate set outside of the chute, described in the support bar at the bottom of the outer casing connection, and placed the bottom of the support bar is hold boxes, referred to accommodate box set inside the water tank, referred to accommodate box outer wall on the right side of the set power supply area, and accommodate box placed the outer wall of the left side has a water inlet, referred to hold the bottom of the box connected with the base, and both sides of the base set with the connecting shaft. The utility model, through the fog for active connection between plate and chute, dial the out of the fog made in artificial board, out of the mist plate rotation, facilitate with positive slot corresponding to the outside shell, so as to achieve the aim of controlling the size of the quantity of fog, and then out of the fog plate rotation to the outer shell bottom solid positive region, are easy to protect the internal not easy to accumulate dust.