Water pile foundation mud circulating device

The utility model discloses an overwater pile foundation mud circulating device, including more than three mud cylinders, channels and ball valves, each mud cylinder includes a pile foundation protection cylinder and a circulating steel protection cylinder, the circulating steel protection cylinder is fixed on the top of the pile foundation protection cylinder, the adjacent mud cylinders are communicated through the channels, and the ball valves are arranged on the channels. And each channel is provided with a ball valve for controlling the on-off of the channel. A plurality of slurry barrels are connected together, a channel is communicated between every two adjacent slurry barrels, and slurry flows among the slurry barrels. The slurry in the slurry barrels flows, the slurry with the small granularity can be left on the upper layers of the slurry barrels to flow, the slurry with the large granularity can be settled at the bottoms of the slurry barrels, in this way, the slurry is filtered and fully cleaned, a