07-04-2023 дата публикации
Номер: CN115929655A
Автор:
WANG QIANG,
GUO XIAOJIA,
HUANG BINBIN,
LIU ZHENZHU,
HU KUN,
LIU MENGYU,
DU SHUANG,
ZHOU KAI,
SHI DA,
LANG ZHENYU,
LIU DINGYUAN,
WANG DAHAO,
YU CHUNYAN,
FENG XIUJUN
Принадлежит:
The invention belongs to the field of electric pumps and discloses an efficient canned motor pump runner structure which comprises a pump body, an inlet, an impeller, a guide vane, a guide vane overflowing hole and a lower cover. The inlet is formed in the bottom end in the lower cover; the outer edge of the top end of the lower cover is fixedly connected with the bottom end of the pump body; the top end of the inner side of the lower cover is matched with the bottom end of the impeller; the outer side of the top end of the impeller is matched with the inner side of the bottom end of the guide vane; the bottom end of the guide vane is matched with the top end of the lower cover; and the guide vane overflowing hole is formed in the top end of the guide vane. According to the flow channel structure of the efficient canned motor pump, an internal circulation flow channel structure of an existing canned motor pump is changed, integration is adopted, a pump inlet medium directly flows to a pump ...
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