Recycled concrete ingredient mixing device

The utility model relates to a recycled concrete batching and mixing device, and relates to the technical field of recycled concrete production devices.The recycled concrete batching and mixing device comprises a batching box and a crushing box arranged above the batching box, the crushing box communicates with the batching box, and a crushing roller, a first filtering frame and a second filtering frame are sequentially arranged in the crushing box from top to bottom; the diameter of a filtering hole of the first filtering frame is larger than that of a filtering hole of the second filtering frame, the first filtering frame and the second filtering frame are obliquely arranged in a staggered mode, and discharging openings communicating with the lower ends of the first filtering frame and the second filtering frame correspondingly are formed in the two side walls of the crushing box in a penetrating mode correspondingly; and a feeding hole and a discharging hole are respectively formed in the top and the botto