SPRAYER Russian patent published in 1998 - IPC

FIELD: mechanical engineering. SUBSTANCE: sprayer is intended for moistening and cleaning of air and smoke gases at thermal electric power stations, and also for washing and painting various objects in construction industry and mechanical engineering. In sprayer, regulator of axial displacement of tubular insert is made in the form of screw pair with coupling nut installed on body end opposite to nozzle. Tubular insert is provided with shoulder. Sprayer has spring located between tubular insert shoulder and body. Nozzle of tubular insert is cylindrical in shape. Nozzle of funnel-shaped head-piece in its critical section is cylindrical with tangential passages in nozzle walls communicating with manifold which embraces nozzle and is provided with additional inlet for supply of liquid phase. Widening nozzle of funnel-shaped head-piece is in the form of Laval nozzle. EFFECT: high efficiency. 3 cl, 9 dwg