Submersible electric pump
A technology for submersible electric pumps and motor shafts, applied to pumps, pump devices, pump components, etc., can solve the problems of increased overall weight of motor submersible electric pumps, reduced motor efficiency and power factor, and decreased overall efficiency of submersible electric pumps. Increased efficiency, reduced diffusion angle, and ease of disassembly
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[0026] See figure 1 , figure 2 , A submersible electric pump, including a motor, a guide vane body 5; one end of the motor shaft 1 of the motor extends outside the end cover 3, and extends into the guide vane body 5, and is correspondingly connected to the impeller hub located in the impeller body 16; The vane body 5 is provided with a planetary gear reduction mechanism, and one end of the motor shaft 1 that extends to the end cover 3 is connected to the axle of the sun gear 7 of the planetary gear reduction mechanism through a coupling.
[0027] See image 3 , Figure 4 , Figure 5 , The planetary gear reduction mechanism is composed of a gear box 10, a ring gear 15, a sun gear train, and a planetary wheel 6. The ring gear 15 is radially arranged along the inner wall of the cavity of the guide vane body 5, and is located on the ring gear A round box-shaped gear box 10 is coaxially provided in 15 and a sun gear system is provided in the middle of the gear box 10 in the axial dir...
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