Concrete mixing device

The utility model discloses a concrete stirring device, which relates to the technical field of concrete stirring devices, and comprises a stirring barrel, the left part of the upper side surface of the stirring barrel is communicated with a feeding pipe, the right part of the lower side surface of the stirring barrel is communicated with a discharging pipe, the right side surface of the stirring barrel is provided with a through groove, and the left part of the inner side surface of the stirring barrel is provided with a rotating plate I; a third rotating plate is arranged on the right portion of the inner side surface of the stirring barrel, a second rotating plate is arranged at the position, located on the right side of the third rotating plate, of the inner side surface of the stirring barrel, and the side surfaces of the first rotating plate, the second rotating plate and the third rotating plate are rotationally connected with the corresponding positions of the inner side surface of the stirring barrel