Compression recirculating water-cooling submersible electric pump

An embodiment of the utility model provides a compression recirculating water-cooling submersible electric pump comprising a pump body, a guide vane, an impeller, a water inlet (an upper end cover), a bearing, a motor rotor, an outgoing cable, an outlet box, a motor stator, a lower end cover, and a...

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Bibliographische Detailangaben
Hauptverfasser: GUO ZHENGHUA, WANG FANG'AN, GUO RENTIAN, PAN SONGGUI, CHEN ZAI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:An embodiment of the utility model provides a compression recirculating water-cooling submersible electric pump comprising a pump body, a guide vane, an impeller, a water inlet (an upper end cover), a bearing, a motor rotor, an outgoing cable, an outlet box, a motor stator, a lower end cover, and a recirculating water-cooling guide pipe. Negative pressure is applied to a recirculating water-cooling power source by means of compression recirculating water cooling; downward pressure of a water outlet of the integrated balanced submersible pump with a guide pipe and the guide vanes and centrifugal water upward pressure of the impeller are adopted, the guide pipe of the guide vane opens down, part of water pumped in by the submersible pump enters a recirculating water-cooling guide pipe inside the pump body through the upper guide pipe inlet of the guide vane and downwardly flows to the bottom of the submersible pump, the water flows up spirally at the 45-degree angle at the bottom bearing and flows to the motor