Gathering ring sealing device for the throttling on the bottom part of pump shaft sealing box

Gathering ring sealing device for the throttling on the bottom part of pump shaft sealing box

The utility model discloses a gathering ring sealing device for the throttling on the bottom part of a pump shaft sealing box, which is characterized in that a throttling bottom sleeve, a positioning sleeve and a mechanical seal which is matched with a shaft sleeve which is arranged on a pump shaft...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: LI YIBING, FAN JIANJUN, MENG ZHENGGUO, WANG QINGRONG
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 utility model discloses a gathering ring sealing device for the throttling on the bottom part of a pump shaft sealing box, which is characterized in that a throttling bottom sleeve, a positioning sleeve and a mechanical seal which is matched with a shaft sleeve which is arranged on a pump shaft are arranged inside a pump shaft sealing box; the end part of a pump body is provided with a sealing pressing cover, and a gathering ring seat and a gathering ring pressing cover which are matched with the wall of the shaft sealing box are arranged between the throttling bottom sleeve and the positioning sleeve, and an annular groove is formed between the gathering ring seat and the gathering ring pressing cover, and a gasket ring which is matched with and is sleeved on the shaft sleeve is arranged inside the annular groove.