ELECTRIC PUMP SET Russian patent published in 2009 - IPC F04D13/06 F04D29/44 

FIELD: engines and pumps.

SUBSTANCE: electric pump set comprises body assembled from two parts and sealing between them, which are installed in the first part of body in bearings of pump shaft with at least one impeller, compensating clutch connected to pump shaft and electric motor with flange. Flange contacts with end of the first body part, and its end enters bore of the first body part. Electric motor shaft is installed in opening of compensating clutch and is equipped with key. Key is installed in key groove of electric motor shaft and enters axial groove on internal surface of compensating clutch opening. The second part of body has internal cylindrical surface in contact with external cylindrical surface of the first body part. In the first body part technological through opening is arranged, which connects external cylindrical surface of this body part to its bore at the section between compensating clutch and end of electric motor. Sealing is installed on the first body part between technological through hole and electric motor flange.

EFFECT: increased reliability.

1 dwg