Dredging pump bearing sealing device and structure

Dredging pump bearing sealing device and structure

The dredging pump bearing sealing device comprises an end cover, a static ring, a movable ring and a shaft sleeve, the shaft sleeve penetrates through the end cover, the static ring and the end cover are fixedly connected in the circumferential direction of the shaft sleeve, and the static ring and...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SONG LIHUA, ZHAO XIAOLIN, GAO LEI, LU CHUNQIAN, ZHAO LONG, ZHANG JINTAO
Format: Patent
Sprache:chi ; eng
Schlagworte:
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Beschreibung
Zusammenfassung:The dredging pump bearing sealing device comprises an end cover, a static ring, a movable ring and a shaft sleeve, the shaft sleeve penetrates through the end cover, the static ring and the end cover are fixedly connected in the circumferential direction of the shaft sleeve, and the static ring and the end cover are in sliding connection in the axial direction of the shaft sleeve. An O-shaped ring C is arranged between the sliding close end faces of the static ring and the end cover, the movable ring and the shaft sleeve are fixedly connected in the circumferential direction of the shaft sleeve, the movable ring and the shaft sleeve are in sliding connection in the axial direction of the shaft sleeve, and an O-shaped ring A is arranged between the sliding connection surfaces of the movable ring and the shaft sleeve. A pressure spring with the pushing direction identical to the axial direction of the shaft sleeve is arranged between the movable ring and the shaft sleeve, and the movable ring abuts against the