PISTON PUMP WITH GAS SEPARATOR

摘要

FIELD: engines and pumps.SUBSTANCE: invention relates to machine building and oil-and-gas industry and can be used for transfer of gas-fluid medium. Piston pump comprises housing 1 to accommodate piston 3 with ring 4 or slotted seal 5 to make the working chamber 2. Working chamber is connected to intake 6 and delivery 7 lines, via intake and delivery valves 8, 9.Gas separator 11 with gas discharge channel 12 is connected to working chamber top part 10. Gas separator is composed by low-emission throttle 13. Said throttle features fluid flow rate at maximum pump delivery pressure not over 1% of the pump delivery.EFFECT: stable feed.6 cl, 6 dwg