Ball valve ball body with non-return function

The utility model provides a ball valve ball body with a non-return function, which belongs to the technical field of ball valve opening and closing parts, and comprises a ball body opening and closing part and a communicating hole arranged in the ball body opening and closing part, a fixed block is fixedly connected in the communicating hole, a flow inlet is arranged in the fixed block, a communicating plate is fixedly connected in the flow inlet, and the communicating plate is fixedly connected with the ball body opening and closing part. An outflow plate is fixedly connected in the communicating hole, and a plurality of circulating through holes are formed in the outflow plate; a sealing through hole is formed in the side wall of the flow inlet, when fluid flows in a reverse phase mode, the one-way sealing assembly can be extruded in the reverse direction, so that the one-way sealing assembly seals the sealing through hole and the flowing groove in a blocking and communicating mode, the interior of the com