Dewatering and ash-reducing device for coarse-particle clean coal

The utility model belongs to the field of coal processing, and particularly discloses a coarse particle clean coal dehydration and ash reduction device which comprises a base, a protective shell is embedded in the upper end face of the base in a penetrating mode, a centrifugal net barrel is coaxially and rotatably installed in the protective shell, and a bearing rod is coaxially arranged in the centrifugal net barrel. A side coal pushing plate is elastically and obliquely installed on the outer surface of the bearing rod and attached to the outer surface of the interior of the centrifugal net barrel, a bottom coal pushing plate is embedded in the end of the bearing rod, the bottom coal pushing plate and the side coal pushing plate are arranged in a staggered mode, and the front end face of the bottom coal pushing plate is provided with an inclined face; and the bottom coal pushing plate is attached to the inner bottom face of the centrifugal net barrel, and a telescopic cylinder is fixedly installed on the si