SHAFT SEALING

摘要

FIELD: sealing members of turbocompressors. SUBSTANCE: shaft sealing includes axially movable sealing ring fluid-tightly mounted in housing and dividing cavities with high and low pressure. Said sealing ring has push spring and secondary sealing. Rotating sealing ring is mounted on shaft. On end surface of ring there is sealing partition and grooves are arranged in periphery of said ring. Intermediate ring is arranged between rotating sealing ring and axially movable sealing ring. EFFECT: enhanced operational reliability of shaft sealing. 8 cl, 4 dwg