Large-gap and low-noise engine-propeller integrated permanent magnet propulsion unit
A propulsion device and a large air gap technology, applied in the direction of electromechanical devices, electrical components, and control of mechanical energy, can solve problems such as staying in the laboratory, and achieve the effects of small moment of inertia, reduced noise, and good dynamic response
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[0027] The present invention will be further described below in conjunction with the accompanying drawings.
[0028] Such as figure 1 and 2 As shown, a kind of large-gap low-noise propeller-integrated permanent magnet propulsion device of the present invention includes a base 2, a propulsion motor and a propeller 9, the base 2 is connected to the bottom of the hull by bolts, and the propulsion motor and the propeller 9 are externally provided with The shell, the shell is a streamlined and smooth structure; the propulsion motor includes a stator 6 and a rotor 10, and a large air gap 11 is formed between the stator 6 and the rotor 10; the stator 6 is connected to the base 2, and the inner surface of the stator 6 is slotted, and a stator is placed in the slot Winding 7; the rotor 10 is a solid structure, the surface of the rotor 10 is provided with permanent magnets 12, and the permanent magnets 12 are placed in a Halbach array, that is, the permanent magnets 12 are placed in se...
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Abstract
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