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土压平衡式Φ6140型盾构机刀盘支撑法兰与主驱动连接处有一道端面密封,用于防止泥砂进入轴承内。在长期的运转过程中,其刀盘支撑法兰密封位极易出现磨损。
Earth pressure balance type Φ6140 shield cutterhead flange and the main drive connection has an end seal, used to prevent the silt into the bearing. In the long-term operation, the cutter support flange sealing position prone to wear.