Transmission mechanism for spaceflight

The invention relates to a transmission mechanism for spaceflight, which comprises a planetary gear set and a ball screw pair, wherein the ball screw pair is connected with the planetary gear set, theplanetary gear set and the ball screw pair are arranged in a linear mode, the planetary gear set com...

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Bibliographic Details
Main Authors WANG JUNYUAN, WANG RIJUN, DANG CHANGYING, ZHANG JIPING, WANG ZHIJIAN, DU WENHUA, ZENG ZHIQIANG
Format Patent
LanguageChinese
English
Published 14.02.2020
Subjects
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
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Summary:The invention relates to a transmission mechanism for spaceflight, which comprises a planetary gear set and a ball screw pair, wherein the ball screw pair is connected with the planetary gear set, theplanetary gear set and the ball screw pair are arranged in a linear mode, the planetary gear set comprises a sun gear, a planet gear, an inner gear ring and a permanent magnet, the sun gear and the inner gear ring are coaxially arranged, the permanent magnet comprises a first permanent magnet, a second permanent magnet and a third permanent magnet, the first permanent magnet is arranged on the outer surface of the sun gear, the second permanent magnet is arranged on the outer surface of the planet gear, the third permanent magnet is arranged on the inner surface of the inner gear ring, and the permanent magnet comprises at least one magnetic pole pair; the ball screw pair comprises a roller screw, a nut and a flat key. According to the transmission mechanism provided by the invention, torque transmission is carri
Bibliography:Application Number: CN201910940810