Sputtering device

The utility model relates to a spraying device, which comprises a shell, a connecting bar, and a spraying tray with surrounding vanes. The shell is provided with a water inlet and a nozzle. The upper end of the connecting bar is connected with the shell, and the lower end connected with the spraying tray; the product is characterized in that: the water inlet is arranged on the top of the shell, and the nozzle at the bottom of the shell. The shell is provided with a flow guider internally, which renders two screw channels in the shell. The water inlet of the utility model is arranged on the top of the shell, and water incoming tube can be inserted into the shell from the above. Therefore, the spraying device does not occupy space, and the screw channels in the shell make sprayed water form a vortex. With good spraying effect, the utility model can spray cooling water on the cooling tower evenly, thus enhancing the cooling efficiency of the cooling tower.