Water-cooled indoor lighting intelligent control power supply and water cooling method

The invention relates to a water-cooled indoor lighting intelligent control power supply and a water cooling method, the water-cooled indoor lighting intelligent control power supply comprises a metal shell, a power supply control circuit board is arranged in the metal shell, and a pressing plate and a height adjusting unit for adjusting the height of the pressing plate are arranged at the inner top of the metal shell; an elastic water bag is arranged below the pressing plate, a plurality of extrusion columns for extruding the elastic water bag are arranged on the lower surface of the pressing plate, and during assembly, the plurality of extrusion columns extrude downwards, so that the elastic water bag is subjected to multiple local deformation, and the deformed parts enter element gaps in the upper surface of the power supply control circuit board; one or more communicating columns are arranged on the lower surface of the elastic water bag in a communicating mode, and through holes for the communicating col