The invention provides a single-wheel-pair hinged type middle bogie. The single-wheel-pair hinged type middle bogie comprises walking wheels, an unsprung framework, a secondary suspension system, a sprung framework and a hinged device. The number of the walking wheels is two, and the walking wheels are arranged on the two sides of the unsprung framework correspondingly; the hinging device comprises a bottom spherical hinge assembly and a top spherical hinge assembly; the bottom spherical hinge assembly is arranged at the bottom of the main framework, and the sprung framework is connected with the bottoms of the two adjacent carriages through the bottom spherical hinge assembly. The top spherical hinge assembly is arranged at the top of the main framework, and the main framework is connected with the top of any one of the two adjacent carriages through the top spherical hinge assembly; and the secondary suspension system is arranged between the sprung framework and the unsprung framework. According to the single-wheel-pair hinged type middle bogie, the curve passing performance and the running stability performance of a train are improved, abrasion of the walking wheels is greatly reduced, and the single-wheel-pair hinged type middle bogie is suitable for light rubber wheel overhead sightseeing trains of our company.

    本发明提供了一种单轮对铰接式中间转向架,所述单轮对铰接式中间转向架包括走行轮、簧下构架、二系悬挂系统、簧上构架和铰接装置;所述走行轮的数量为两组且分别设置在簧下构架的两侧;所述铰接装置包括底部球铰组件和顶部球铰组件;所述底部球铰组件设置在主构架的底部上,所述簧上构架通过底部球铰组件与相邻两车厢的底部连接;所述顶部球铰组件设置在主构架的顶部,所述主构架通过顶部球铰组件与相邻两车厢中任一车厢的顶部连接;所述二系悬挂系统设置在簧上构架与簧下构架之间。所述单轮对铰接式中间转向架提高了列车曲线通过性能和运行平稳性能,大大降低了走行轮的磨耗,且适用于我公司轻型胶轮架空观光列车使用。


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    Title :

    Single-wheel-pair hinged type middle bogie


    Additional title:

    一种单轮对铰接式中间转向架


    Contributors:
    YAN YONGFENG (author) / NING SHAOPENG (author) / TIAN CHUNLEI (author)

    Publication date :

    2021-12-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B61F Untergestelle für Schienenfahrzeuge, z.B. Fahrgestellrahmen, Drehgestelle oder Anordnungen der Radsätze , RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES



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