Falling film type high-concentration waste liquid drying device

The utility model relates to the field of high-concentration waste liquid drying, and discloses a falling film type high-concentration waste liquid drying device which comprises a jacket, a spiral flow guide plate is fixedly connected to the inner wall of the jacket, one side of the spiral flow guide plate is fixedly connected to the outer wall of an inner cylinder, a motor is fixedly connected to the top of the jacket, and the other side of the spiral flow guide plate is fixedly connected to the outer wall of an outer cylinder. The output end of the motor is fixedly connected with a rotating shaft, and the outer wall of the rotating shaft is fixedly connected with a helical ribbon type scraper. According to the utility model, by adopting membrane type evaporation, the evaporation intensity and the treatment efficiency are improved, meanwhile, materials are dried in the equipment, the operation environment is not influenced, and meanwhile, the requirement of continuous operation can be met. The device is smal