The invention provides a permanent magnet gear transmission device for a railway vehicle. The permanent magnet gear transmission device comprises a power assembly, a magnetic gear transmission assembly, a box body assembly, a wheel pair assembly and a suspension assembly, a traction motor stator is arranged on the inner wall of the box body; the traction motor rotor is arranged on the excircle surface of the hollow sleeve; a layer of uniform air gap is kept between the outer circle surface of the motor rotor and the inner circle surface of the stator; the high-speed permanent magnet discs of the two groups of magnetic gear transmission assemblies are respectively arranged at two ends of the traction motor rotor and on the outer circle surface of the hollow sleeve; the high-speed permanent magnet is fixed on the outer side of the high-speed permanent magnet disc; the external adjusting magnetic pole block is fixed on the inner side of the outer wall plate; the inner magnetic pole adjusting block is embedded in the inner wall plate; the low-speed permanent magnetic disc is arranged on the moving shaft between the hollow sleeve and the box body; the low-speed permanent magnet is fixed on the inner side of the low-speed permanent magnet According to the invention, the unsprung mass can be reduced, the transmission structure is simpler and more compact, the axial and radial spaces can be expanded, and the high power of the traction motor is facilitated.
本发明提供一种轨道车辆永磁齿轮传动装置,包括:动力总成、磁齿轮传动总成、箱体总成、轮对总成和悬挂总成;牵引电机定子设置在箱体内壁上;牵引电机转子设置在空心套筒的外圆表面上;引电机转子的外圆表面和定子的内圆表面保持一层均匀气隙;磁齿轮传动总成为两组,两组磁齿轮传动总成的高速永磁盘分别设置在牵引电机转子两端的、空心套筒的外圆表面上;高速永磁体固定在高速永磁盘的外侧;外调磁极块固定在外壁板内侧;内调磁极块镶嵌在内壁板中;低速永磁盘设置在空心套筒与箱体间的动轴上;低速永磁体固定在低速永磁盘内侧。本发明不仅能减轻簧下质量,使传动结构更加简单紧凑,而且还能扩展轴向及径向空间,有利于牵引电机的大功率化。
Railway vehicle permanent magnet gear transmission device
轨道车辆永磁齿轮传动装置
2023-12-01
Patent
Electronic Resource
Chinese
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