Bottom closed type dust-discharging device of cyclone separator

The utility model relates to a sealed type dust remover on the base of the cyclone separator. The device comprises an isolating valve, a collecting tube of dust removal, a dust collection pack and a dust collection barrel. The isolating valve is positioned at the bottom of the cyclone separator. The lower part of the isolating valve is joined with a collecting tube of dust removal; the top of the dust collection pack is secured outside the collection tube of dust removal and is placed inside the dust collection barrel. The utility model has the advantages of excellent decontamination efficiency and effective collecting and treatment capacities for polluting dust and aerosol. In addition to the decontamination effects, the device also effectively protects the safety of the operating staff, the public and the environment, so the device has a tremendous value for popularization.