Sludge drying device for environmental pollution control engineering

The utility model belongs to the technical field of environmental pollution, and particularly relates to a sludge drying device for environmental pollution control engineering, which comprises a support, a driving motor fixedly connected to the top of the support, a screw fixedly connected to the outside of the driving motor, a cover plate in threaded connection to the outside of the screw, and a plurality of grooves fixedly connected to the outside of a rotating shaft. A sewage tank is arranged outside the groove. A water pipe is arranged at the bottom of the sewage tank. The inner side of the water pipe is fixedly connected with a check ring. The bottom of the check ring is fixedly connected with a plurality of springs. The ends, away from the check ring, of the springs are fixedly connected with sliding rods. The tops of the sliding rods are fixedly connected with baffles. An inner container is arranged on the inner side of the support. According to the sludge drying device for the environmental pollution