ROTOR GRAINY FILTER Russian patent published in 1995 - IPC

FIELD: cleaning of gases from dust by devices with grainy bulk material, may be used in mechanical engineering, power, chemical and other branches of industry. SUBSTANCE: filter has housing with inlet and outlet branch pipes, clean gas rotary collector carrying radially extending cassettes with grainy material fixed between perforated walls. Central cavity of cassettes is communicated with clean gas collector and is provided with membrane, membrane deformation detector and sleeve with spring-loaded ball. Filter is further provided with pulsed blowing collector disposed within clean gas collector and radial dividers positioned between cassettes. Rod-shaped striker connected with ball is positioned axially of cassette longitudinal axis. Guiding shank fixed on other end of rod-shaped striker is made in the form of radial plates, which are in contact with branch pipe of cassette, with plate plane being in parallel with cassette longitudinal axis. Cassette walls are made corrugated. Sleeve of each cassette is positioned in spaced relation with respect to cassette internal wall. Rods with looseners are secured to end cover of each cassette. Rods are located in mass of grainy material, with axis of rods being in parallel with cassette axis. EFFECT: increased capacity and high quality of cleaning. 3 cl, 4 dwg