Car washing pool and water body green circulating system

The utility model discloses a car washing pool and a water body green circulation system, which comprise a car washing pool body with an inclined concave channel in the middle, sewage discharge ditches arranged on the car washing pool body at two ends of the inclined concave channel, a road on the side edge of the car washing pool body, and a sewage collecting ditch in the road. Sewage overflowing from the two sides of the inclined downwards-concave channel is collected into the sewage collecting ditch through the sewage discharging ditch and is discharged through the sewage discharging pipe; a through opening is formed in the position, corresponding to the tail end of the sewage collecting ditch, of the inner side edge of the inclined downwards-concave channel, a clear water pipe for clear water backflow is installed in the sewage collecting ditch, and the end of the clear water pipe is installed in the through opening of the car washing pool body through an elastic upper cushion block and an elastic lower c