Dust collecting device

The utility model provides a dust collecting device and relates to the field of filtering equipment. The dust collecting device comprises a filter element, a scraping part and a driving part, wherein the scraping part is arranged on the outer side of the filter element; and the driving piece can drive the scraping piece to move along a set path so as to scrape the powdery materials attached to the outer side of the filter element. According to the utility model, the driving part can be controlled to act to drive the scraping part to move along the set path so as to scrape powdery materials attached to the outer side of the filter element, the operation can be synchronously carried out when equipment runs, and the powdery materials attached to the outer side of the filter element can be cleaned without shutdown, so that the production efficiency is greatly improved. 本实用新型提供一种收尘装置，涉及过滤设备领域。该收尘装置包括：滤芯、刮除件和驱动件，刮除件设置于滤芯的外侧；以及，驱动件能够驱动刮除件沿设定路径移动，以刮除附着于滤芯外侧的粉状物料。本实用新型能够通过控制驱动件动作，以驱动刮除件沿设定路径移动，进而刮除附着于滤芯外侧的粉状物料，其可在设备运行