| 摘要 |
FIELD: pump engineering. SUBSTANCE: pump comprises cylinder with a piston, valve box with branch pipes for supplying and discharging liquid to be pumped, and two actuating chambers. Each chamber is provided with a flexible separator made up as a tank. The top parts of the actuating chambers and flexible tank separators are provided with branch pipes for discharging noncondensing gases that are liberated from pulp and water when the pump is in operation. The separators hermetically separate working fluid and liquid to be pumped. EFFECT: enhanced efficiency. 2 cl, 1 dwg |
