Conveyor belt reverse side cleaning device

The utility model provides a conveyor belt reverse side cleaning device, which is mounted above the head of a belt in a return stage, is used for cleaning impurities on the inner side surface of the lower part of the belt, and comprises a scraping plate, a cleaning plate and a driving device which are arranged in sequence, the sweeping plate is attached to the belt; the main plate is flexible, and pressure exists between the main plate and the belt. The scraping plate is used for removing large-particle impurities on the belt, the sweeping plate is used for removing residual particle impurities on the belt, and the main plate is used for removing dust impurities on the belt. The inner side face of the belt return part is cleaned through the scraper, the sweeping plate and the main plate in sequence and then keeps clean, and therefore normal operation of the belt is guaranteed. 本实用新型提供一种输送带反面清扫装置，安装于皮带返程阶段的头部上方，清理皮带下部内侧面上的杂质，包括依次设置的：刮板，与皮带之间设有间隙；扫板，与皮带贴合；主板，具有柔性，并与皮带之间具有压力。刮板用于清除皮带上大颗粒的杂质，扫板用于清除皮带上剩余的颗粒杂质，主板用于