FILTER FOR AIR DEDUSTING Russian patent published in 2002 - IPC

FIELD: filters for cleaning of aspiration air of various bins (silos); applicable as the first stage of cleaning before supply of air to operating and other medical rooms, special laboratories, electronic production rooms. SUBSTANCE: filter has casing with units for air supply for its cleaning and discharge of cleaned air located inside casing. Filter member separating the casing into zones of dusty-laden and cleaned air is suspended from movable frame in casing upper part. Frame is suspended by springs from casing upper part. Filter member is secured in casing lower part to fixed frame and provided with vibration regeneration unit. Filter member is made of filter cloth bent by zigzag to form upper and lower ribs and provided with end filtering inserts and sealed with respect to zones of dusty and cleaned air over perimeter due to flanging of edges of filter cloth and filtering inserts. Ends of upper and lower ribs of filter cloth are connected by means of spring members to movable and fixed frames, respectively. Vibration regeneration unit is made in the form of shaking mechanism installed for vibration and provided with manual or electromagnetic drive. Cleaned air discharge unit may be provided with fan installed horizontally or vertically. Unit for air supply for cleaning may be made from casing side. casing lower part may have tray for dust accumulation. EFFECT: higher degree of filter member regeneration with simultaneous reduction of mechanical load on it. 3 cl, 5 dwg