DUST COLLECTOR AND FILTERING ASSEMBLY

Disclosed is a dust collector that includes a filter frame, a cartridge filter, an end cap, and a cover. The filter frame is provided with a center column. The end cap is provided with a bottom plate, a plurality of sliding slots, a plurality of first side walls, a plurality of baffles extending from the first side walls, and a plurality of clamping members. The cover is provided with a plurality of protruding members and a plurality of extending members. The protruding members are operative to rotate along with the cover along the sliding slots. The filter frame includes an accommodating space configured for accommodating the filter frame. The bottom plate is provided with a plurality of through openings that run through the bottom plate. The through openings are disposed opposite to the baffles and are configured to communicate between the sliding slots and the accommodating space. The extending members extend into the through openings. The bottom plate and baffles are spaced apart. The first side walls are connected between the bottom plate and the baffles. The clamping members respectively extend out from the corresponding first side walls and are provided with ribs. An outer peripheral surface of the center column is provided with a thread. As the cover rotates along a rotating direction relative to the end cap, the cover is operative to push the plurality of clamping members to move towards the center column, allowing the clamping members to clamp the center column and the ribs to be embedded into the thread of the center column.