The invention discloses a novel urban rail vehicle externally-hung air-tight door system which comprises a vehicle body, a door leaf assembly arranged on the vehicle body, a bearing guide rail arranged at the top end of the outer side of the vehicle body, an upper supporting wheel assembly arranged at the top end of the outer side of the door leaf assembly, a lower supporting wheel assembly arranged on the lower portion of the inner side of the door leaf assembly and a mounting frame arranged above the door leaf assembly. A mounting bottom plate assembly is arranged on one side of the mounting frame, a driving device is arranged below the mounting bottom plate assembly and comprises a motor assembly, a lead screw, a supporting frame, a left hinge nut assembly and a right hinge nut assembly, the left hinge nut assembly is movably mounted on the left side of the supporting frame, and the right hinge nut assembly is movably mounted on the right side of the supporting frame. The motor assembly is installed below the installation bottom plate assembly, the lead screw is installed below the installation bottom plate assembly, the supporting frame is located in the middle section of the lead screw, an external key switch assembly is arranged on one side of the vehicle body, an external operation assembly is arranged on the other side of the vehicle body, and a threshold welding assembly is arranged at the bottom end of the door leaf assembly.

    本发明公开了一种新型城轨车辆外挂密闭门系统,包括车体,车体上设有门扇总成,车体外侧顶端设有承载导轨,门扇总成外侧顶端设有上支撑轮总成,门扇总成内侧下部分设有下支撑轮总成,门扇总成上方设有安装架,安装架一侧设有安装底板总成,安装底板总成下方设置有驱动装置,所述驱动装置包括电机总成、丝杠、支撑架、左铰链螺母总成和右铰链螺母总成,左铰链螺母总成可活动安装在支撑架左侧,右铰链螺母总成可活动安装在支撑架右侧,电机总成安装在安装底板总成下方,丝杠安装在安装底板总成下方,支撑架处于丝杠中段位置,车体一侧设有外部钥匙开关总成,车体另一侧设有外部操作总成,门扇总成底端设有门槛焊接总成。


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    Title :

    Novel external air-tight door system of urban rail vehicle


    Additional title:

    一种新型城轨车辆外挂密闭门系统


    Contributors:
    SUN JINGGUO (author) / WANG ZHONGSU (author) / YU XIAO (author)

    Publication date :

    2024-04-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES



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