Automatic cleaning and recycling lift system for conveying belts

The utility model relates to an automatic cleaning and recycling lift system for conveying belts, and mainly solves the technical problem that existing belt cleaning devices cannot clean swept coal dust easily. The automatic cleaning and recycling lift system comprises a conveying belt, two sets of cleaning devices, three sets of scrapers, an elevator power roller and an elevator, the two sets of cleaning devices are arranged on two sides of a return belt of the conveying belt respectively, and a reduction box is arranged on one side of a carrier roller of each cleaning device; the elevator power roller is arranged on the middle section of the return belt, and a gear distribution box is arranged on one side of the elevator power roller; the two sets of scrapers are arranged below two sides of the return belt longitudinally; the third set of scraper is arranged below the middle section of the return belt of the conveying belt transversely and located between the two sets of longitudinal scrapers; the elevator