Efficient stirring and mixing device for concrete processing

The invention relates to an efficient stirring and mixing device for concrete processing, which comprises a shell, a stirring cavity is arranged in the shell, a protective shell is arranged at the top of the stirring cavity, a mounting cavity is arranged in the protective shell, a connecting frame is arranged in the mounting cavity, the connecting frame comprises an outer ring bracket and an inner ring bracket, a mounting groove is formed in the top of the outer ring bracket, and a driving rod is arranged in the mounting groove. A space is arranged between the outer ring support and the inner ring support to serve as a mounting area, a driving gear is rotationally connected into the mounting area, a gear ring is rotationally connected to the inner wall of the outer ring support and meshed with the driving gear, a stirring main shaft is arranged at the bottom of the driving gear, and stirring blades are arranged on the periphery of the stirring main shaft. A transmission mechanism is arranged between the top o