Apparatus for separating and removing dust from exhaust gas

An apparatus for separating and removing dust from exhaust gas, comprising a rack (1), wherein a dust removal cylinder (2) is disposed on an upper portion of an inner side of the rack (1), a filter cylinder (21) is detachably connected to a middle portion of a bottom end of the dust removal cylinder (2), a dust removal mechanism (3) is disposed inside the dust removal cylinder (2), the dust removal mechanism (3) comprises a guide column (31), an upper end of the guide column (31) is fixedly mounted in a middle portion of an upper end of the rack (1), several grooves (311) are disposed on an outer side of the guide column (31), the groove (311) comprises a lower portion (3111), upper portions (3113) are disposed on upper parts on both sides of the lower portion (3111), a connecting portion (3112) is separately disposed between the two upper portions (3113) and the lower portion (3111), one end of each of the two upper portions (3113) is communicated with the lower portion (3111) through the connecting portion (3112), the other ends of the two upper portions (3113) are communicated with each other, a rotating stand (32) is movably sleeved on the outer side of the guide column (31), the rotating stand (32) comprises an upper sleeve member (321) and a lower sleeve member (322), the upper sleeve member (321) is rotationally connected to an upper end of the dust removal cylinder (2), several support rods (323) are disposed in the circumferential direction between the upper sleeve member (321) and the lower sleeve member (322), the upper sleeve member (321) and the lower sleeve member (322) are fixedly connected to each other by using the several support rods (323), several mounting holes (324) are disposed on each of the several support rods (323), several gear teeth (325) are disposed in the circumferential direction at an upper end of the upper sleeve member (321), an inner side of each of the several mounting holes (324) is rotationally connected to a Z-shaped guide shaft (33), one end of the Z-shaped guide shaft (33) slides on an inner side of the groove (311), the other end of the Z-shaped guide shaft (33) is fixedly connected to a blade (35), a connecting rod (34) is disposed on one side of each of the several support rods (323), and the connecting rod (34) is rotationally connected to one end of each of Z-shaped guide shafts (33) on one support rod (323);

• an inner column (4) is fixedly mounted in an interior on an inner side of the guide column (31), several long through holes (41) are disposed at an end portion of the inner column (4), and a bottom end of the inner column (4) extends to below the guide column (31);
• a dust scraping mechanism (5) is disposed directly beneath the inner column (4), the dust scraping mechanism (5) comprises a mounting block (51), a fixing rod (52) is fixedly connected to one side of an upper end of the mounting block (51), an upper end of the fixing rod (52) is slidably connected to a bottom end of one connecting rod (34), several scrapers (53) are fixedly connected in the circumferential direction of a bottom end of the mounting block (51), and the scrappers (53) are attached to an inner wall of the filter cylinder (21);
• and
• a motor (6) is fixedly mounted on one side of the upper end of the rack (1), an output shaft of the motor (6) is connected to a spur gear (61) through fitting, the spur gear (61) is meshed with the gear teeth (325) for transmission, an exhaust fan (7) is fixedly mounted on the other side of the upper end of the rack (1), an intake pipe (71) is fixedly mounted at an air outlet of the exhaust fan (7), and an air outlet of the intake pipe (71) is communicated with the upper end of the guide column (31).