Hollow shaft motor
The invention discloses a hollow shaft motor and belongs to the field of motors. The hollow shaft motor comprises a rotor hollow shaft and an inner hollow shaft; one end of the rotor hollow shaft is closed, and the other end of the rotor hollow shaft is provided with a through hole; the inner hollow...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses a hollow shaft motor and belongs to the field of motors. The hollow shaft motor comprises a rotor hollow shaft and an inner hollow shaft; one end of the rotor hollow shaft is closed, and the other end of the rotor hollow shaft is provided with a through hole; the inner hollow shaft is arranged in the rotor hollow shaft; one end of the inner hollow shaft penetrates through the through hole; one end, close to the closed end of the rotor hollow shaft, of the inner hollow shaft, is closed, the other end of the inner hollow shaft is provided with a through hole; the outer cylindrical surface of the inner hollow shaft is provided with a rotating blade; the rotating blade is arranged in the rotor hollow shaft; the rotor hollow shaft is provided with a first oil hole; and the inner hollow shaft is provided with a second oil hole. According to the hollow shaft motor of the invention, an oil film boundary layer formed by high-speed rotation of the rotor shaft is destroyed by using a method of in |
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