Self-cleaning loop chain type scraper

The utility model relates to the technical field of scrapers, solves the problems that in the prior art, material residues can be easily clamped to a connector of a chain during cleaning, the interior of a machine body is even easily abraded under the condition that cleaning is not timely, and the service life of the scraper is shortened, and particularly relates to a self-cleaning loop chain type scraper. Comprising a scraper part used for conveying materials, and a cleaning part used for cleaning the interior of the scraper part and a jacking part used for lifting the cleaning part are arranged on the scraper part; the cleaning part comprises a cleaning box arranged on the scraper part, and cleaning pieces used for cleaning material residues in the scraper part are arranged in the cleaning box. The cleaning piece in the cleaning box is used for conducting spraying type cleaning, residual materials on the partition plate are cleaned through operation of the cleaning piece, residual water is dried through the