Concrete regeneration crushing equipment

The utility model relates to the technical field of constructional engineering, in particular to concrete regeneration crushing equipment which comprises a mounting support, a crushing barrel fixedly connected to the interior of the mounting support, a screening frame arranged below the crushing barrel, a screening plate fixedly connected to the bottom end of the screening frame, and a crushing mechanism arranged in the crushing barrel and the screening frame. The crushing mechanism comprises a servo motor, a stirring shaft, a crushing blade, a supporting sliding block and a convex block; a servo motor drives a stirring shaft to rotate, the lower end of the stirring shaft drives a supporting sliding block to slide on the upper surface of a protruding block, a screening plate is driven to vibrate up and down, concrete fragments on the surface of the screening plate are toggled upwards and toggled into a crushing blade, the crushing blade conducts secondary crushing on the concrete blocks, and the crushing spee