Wastewater treatment equipment for treating and recycling paint spraying wastewater

The utility model belongs to the technical field of wastewater treatment, and particularly relates to wastewater treatment equipment for treating and recycling paint spraying wastewater, which comprises a water collecting and sediment tank, a PH (potential of hydrogen) regulating tank, an air floatation tank, a multi-stage purifying and filtering tank and a process pipeline, the water collecting and sediment pool, the PH adjusting pool, the air floatation pool and the multi-stage purification and filtration pool are communicated with one another through the process pipeline to form a circulating reflux system, the process pipeline comprises a dosing pipe, a sewage pipe, a sludge pipe and a breather pipe, and the multi-stage purification and filtration pool comprises a reclaimed water pool, a sand filtration tank, a carbon filtration tank and a sludge pool. Air is introduced into the bottom ends of the PH regulating tank, the air floatation tank and the reclaimed water tank through the breather pipes, and the