Thrust bearing of submersible pump

• Main Author: TONG XINYIN
• Format: Patent
• Language: Chinese; English
• Published: 12.07.2022
• Subjects: BEARINGS; BLASTING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model provides a thrust bearing of a submersible pump. Comprising a bearing seat, a thrust block and a retainer, the bearing seat is of an existing structure, the thrust block is a stepped block and is composed of a large arc-shaped block and a small arc-shaped block, the small arc-shaped block and the large arc-shaped block are integrated, so that stepped portions are formed at the two ends of the thrust block, the retainer is a hollow cylinder with one end open and the other end closed, and a round through hole is formed in the center of the closed end. Three fan-shaped through holes in a circular array are formed in the end face, on the outer side of the circular through hole, of the retainer, the outer wall of the retainer is further extruded inwards to form three clamping strips, large arc-shaped blocks of the three thrust blocks are arranged above the three spherical protrusions of the bearing seat respectively, the two ends of the large arc-shaped blocks are located between every two adjace