Sealing structure for pump suspension component

摘要: The utility model discloses a sealing structure for pump suspension component. comprises suspension, shaft sleeve and bearing end cover connected with the in sleeved mode. A labyrinth step-shaped hole is formed inner of cover, ring arranged hole, groove surface provided protrusion embedded into groove. According to structure, due facts that step labyrinth-shaped adopted advantages radial are combined, oil leakage can be effectively prevented, effect guaranteed really.