Centrifugal pump

The invention relates to a centrifugal pump which comprises a pump body assembly, the pump body assembly comprises a pump sleeve (22) and a plurality of impeller stage sets, each impeller stage set comprises a supporting body assembly (300), a guide vane cavity assembly (200) and an impeller assembl...

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Bibliographic Details
Main Authors LIAN YONGBIN, JIANG YAN, ZHU SHIJUN
Format Patent
LanguageChinese
English
Published 05.08.2022
Subjects
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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Summary:The invention relates to a centrifugal pump which comprises a pump body assembly, the pump body assembly comprises a pump sleeve (22) and a plurality of impeller stage sets, each impeller stage set comprises a supporting body assembly (300), a guide vane cavity assembly (200) and an impeller assembly (100), and the impeller assembly (100) comprises an impeller hub (110), an impeller (120) and an impeller seat (130). An impeller axial support assembly (200 or 200 ') for an impeller hub (110), the lower end face of the impeller hub (110) being attached with a wear-resistant accessory (150) defining a rotational engagement face (152), the impeller axial support assembly (200 or 200') comprising an outer housing (210), an inner housing (220), and a guide vane (230) connected between the outer housing (210) and the inner housing (220), and a stationary support (250) attached to the inner housing (220), the stationary support (250) includes a stationary engagement surface (254) that engages the rotary engagement su
Bibliography:Application Number: CN202110157911