The invention discloses a three-axle bogie, which relates to the technical field of railway engineering vehicles and comprises a framework, three wheel sets and a traction mechanism; the traction mechanism is arranged on the framework, and the three wheel sets are connected with the bottom of the framework through axle box bodies respectively; the framework is a rectangular framework defined by two end beams and two side beams, two cross beams are arranged between the two side beams at a distance, and a center plate beam is connected between the two cross beams; guide frames are arranged at the bottoms of the side beams and are elastically connected with the corresponding axle box bodies; side bearings are arranged at the tops of the side beams; the axle box bodies are connected with the corresponding wheel sets through axle box bearings and bearing saddles; the traction mechanism comprises a lower center plate, an upper center plate and a center pin; the lower center plate is mountedon the center plate beam; the upper center plate is mounted on the lower center plate through a center plate abrasion pad; the center pin is installed on the center plate beam, the end of the center pin sequentially penetrates through the lower center plate, the center plate abrasion pad and the upper center plate, and the upper center plate and the lower center plate are prevented from being disengaged in the operation process.

    本发明公开了一种三轴转向架,涉及铁路工程车辆技术领域,其包括构架、三个轮对和牵引机构;牵引机构设置在构架上,三个轮对分别通过轴箱体与构架底部连接;构架为由两端梁和两侧梁围成的矩形框架,且两侧梁之间间隔设置有两横梁,两横梁之间连接有心盘梁;侧梁的底部设置有导框,导框与对应的轴箱体弹性连接;侧梁的顶部设置有旁承;轴箱体通过轴箱轴承和承载鞍与对应的轮对连接;牵引机构包括下心盘、上心盘和中心销;下心盘安装在心盘梁上;上心盘通过心盘磨耗垫安装在下心盘上;中心销安装在心盘梁上,且中心销的端部依次贯穿下心盘、心盘磨耗垫和上心盘,防止上心盘和下心盘在运行过程中脱开。


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    Title :

    Three-axle bogie


    Additional title:

    一种三轴转向架


    Contributors:
    CHEN BIN (author) / CHEN ZHENGNAN (author) / ZHANG ERHU (author) / HE GAN (author) / ZHANG RUI (author) / ZOU CHUNLAI (author) / WEI WEI (author) / PANG XIN (author)

    Publication date :

    2021-02-26


    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 / B61H Bremsen oder andere Verzögerungseinrichtungen ausgebildet für Schienenfahrzeuge , BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES



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