Wear-resistant ball valve

The invention discloses a wear-resistant ball valve which comprises a valve body, a valve rod is arranged in the valve body, one end of the valve rod is connected with a ball body, the valve body is provided with a rotating column located below the ball body, a vertical groove is formed in the rotating column, and a transverse groove which is located at one end of the vertical groove and communicates with the vertical groove is formed in the rotating column. A blocking piece for blocking the vertical groove and the transverse groove is arranged in the rotating column, the valve body is provided with a first driving piece which is connected with the lower end of the rotating column and can drive the rotating column to move up and down, and the valve body is provided with a communicating groove communicating with the transverse groove. The ball valve has the advantage of discharging liquid retained in the ball body. 本发明公开了一种耐磨型球阀，包括阀体，所述阀体内设置有阀杆，所述阀杆的一端连接有球体，所述阀体设置有处于球体的下方的转动柱，所述转动柱的内部设置有竖槽，所述转动柱的内部设置有处于竖槽的一端且与