Bag-type dust collector for alkali recovery furnace

The utility model provides a bag-type dust collector for an alkali recovery furnace, which comprises a support, a dispersing bin mounted at the lower end of the inner side of the support, a filtering bin mounted above the dispersing bin, a gas outlet confluence bin arranged above the filtering bin, a dispersing bin mounted at the lower end of the inner side of the support, a waste gas inlet pipe arranged on one side of the dispersing bin, and a gas outlet pipe arranged on the other side of the dispersing bin. And a rotational flow bin is installed in the dispersing bin, a vibrator is installed at the upper end of the rotational flow bin, and a dispersing device is installed at the lower end of the rotational flow bin. Gas just coming out of the alkali recovery furnace has certain humidity and temperature and can be cooled through the rotational flow bin, the whole rotary bin is made of stainless steel and can be prevented from being corroded by moisture, meanwhile, under the action of sprayed sandy soil, most