HD-type bag filter is designed for stand-alone library roof cement plant, reservoir bottom, belt conveyor transfer points and other local dust dust sources and design can also be used for local dust source dust with other industries. HD Series single bag filter with a small, handling air volume, compact, easy to use and reliable. Clear off the dust from the filter directly into the warehouse, also falls directly on the belt or other dust emission devices. Two, HD-type single bag filter works stand-alone HD baghouse dust is dust and gas from the inlet into the box, filtered through a dust bag, the dust is left in the dust bag surface, purified gas through the bag into the fans, by the fans inhaled directly into the room, you can also connect the exhaust pipe to exhaust outside. With increasing filtration time, the surface adhesion of dust inside the dust bag is also increasing resistance to rise dust bag, which requires cleaning after the cleaning is completed, the single bag filter has to work properly. HD-type single bag filter cleaning agencies using controlled timing rapping cleaning or manual cleaning agencies shut down automatically after artificial rapping tens of seconds, so stick to the surface of the inner dust bag and shake off the dust down. Dust fell hopper, drawers or straight into the dust production equipment. Three, HD series single bag filter structural features HD-type single bag filter by the fan, box and hopper of three components, the components installed in a vertical frame, compact structure, the structural characteristics of the various components as follows. 3.1, using generic standard blower fan parts for easy maintenance and replacement, and the use of isolation facilities, noise. 3.2, cylindrical bag dust bag made of polyester fabric selection, filter effects, and long service life. 3.3, cleaning agencies are using motor driven link mechanism, make clear the dust bag and shake the dust bag surface method, the control unit controlling or controlled break duplicitous species, when the fan is controlled continuous working hours, cleaning agencies regular automatic cleaning rapping. Manual cleaning mechanism that automatically shut down after the fan work, automatically shut down after tens of seconds, also feel free to start cleaning agencies (motor) needed rapping cleaning, cleaning time by the user to adjust their own time breaker. 3.4, the hopper and the hopper using drawer two structures, remove dust very convenient.