CAVITATIONAL MIXER Russian patent published in 1997 - IPC

FIELD: mixing equipment, may be used in any branch of industry, where grinding and intensive mixing of products is required. SUBSTANCE: cavitational mixer has through chamber 1 and cavitator 2 with blades of supercavitational profile. Blades are secured on housing 12 and hub 3 having opening 4 provided with valve 5. Return spring 6 is connected with its one end to valve 5 and with its other end to base 7 rigidly coupled with inner hub 13. Additional cavitator 8 is positioned at outlet end of central opening 4. Cavitator 8 is fixed on hub 3 and inner hub 13. Valve 5 has drive formed as bellows 9, which is secured with its one end on fixed base 7 and with its other end connected with rear platform 10 of valve 5. Inner cavity of bellows 9 is communicated with pressure difference sensor 11 in chamber upstream and downstream of cavitator 2. EFFECT: increased efficiency by providing predetermined intensity of mixing at variable feeding rate and reduced power consumption. 2 cl, 4 dwg