Brush dust collector of improvement and brush roller thereof

The utility model provides a brush dust collector of improvement and brush roller thereof, including the frame to and locate two in the frame brush rollers that set up side by side, drive two brush roller pivoted power transmission mechanism, locate the last guide roll above two brush rollers and locate the lower guide roll below two brush rollers, the inside airflow channel that is equipped with of brush roller, airflow channel and burden compressedair line are connected, be equipped with a plurality of air suction openings on the wall of brush roller, air suction opening and airflow channel intercommunication. Through set up on the brush roller with the air suction opening of inside airflow channel intercommunication, will follow battery sheet through burden compressedair line and sweep the dust that falls and pass through the air suction opening suction, avoided on the dust attaches to the pole piece again, improved the cleanliness factor of pole piece, simultaneously, also avoided on the dust attaches to the brush roller, prevented the secondary dust pollution that the brush roller led to the fact to the pole piece, in addition, increase the static stick on the next door of brush, got rid of the static on the pole piece, improved electric core performance.