The invention discloses a passenger car air duct ceiling which comprises a passenger car compartment, an air duct is arranged on the passenger car compartment, an air duct ceiling body is arranged onone side of the air duct, the air duct ceiling body is a flame-retardant environment-friendly multi-layer composite thermal insulation material, a first connecting ball is rotatably connected with theside, located on the air duct, of the passenger car compartment, a first pull rod is fixed to one side of the first connecting ball, a hanging buckle is arranged at the other end of the first pull rod, the two ends of the first pull rod are rotationally connected with second pull rods, the other ends of the second pull rods are connected with the passenger car compartment through first tension springs, and the hanging buckle is connected with the air duct ceiling body through a hook. The air duct ceiling body is further pulled through the first pull rod and the second pull rods, a certain elastic buffering effect is achieved, hard collision is reduced, the flatness of the passenger car air duct ceiling is guaranteed through a multi-layer composite structure, the full-environment-friendlyflame-retardant material (including glue) is adopted, and the flame-retardant performance requirement of the whole car can be met.

    本发明公开了一种客车风道顶棚,包括客车车厢,所述客车车厢上设置有风道,所述风道的一侧设置有风道顶棚,所述风道顶棚为阻燃环保型多层复合隔热材料,所述客车车厢位于风道的一侧转动连接有第一连接球,所述第一连接球的一侧固定有第一拉杆,所述第一拉杆的另一端设置有挂扣,所述第一拉杆的两端转动连接有第二拉杆,所述第二拉杆的另一端通过第一拉力弹簧与客车车厢相连接,所述挂扣通过挂钩与风道顶棚相连接;本发明通过第一拉杆和第二拉杆进一步的拉动风道顶棚,并起到一定的弹性缓冲的作用,减少硬性碰撞,采用多层复合结构,保证了客车风道顶棚的平整性,采用全环保阻燃材料(包含胶水),可满足全车阻燃性能需求。


    Access

    Download


    Export, share and cite



    Title :

    Passenger car air duct ceiling and flame-retardant environment-friendly multi-layer composite thermal insulation material thereof


    Additional title:

    一种客车风道顶棚及其阻燃环保型多层复合隔热材料


    Contributors:
    FANG JU (author) / DUAN QISONG (author) / LIU ZUJUN (author) / SHU PEIPEI (author)

    Publication date :

    2021-01-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



    Flame-retardant high-environment-friendly product passenger car interior trim panel

    LIU HAISHUANG / YANG LING / LEI FA | European Patent Office | 2024

    Free access

    Environment-friendly flame-retardant damping material for vehicles and preparation method thereof

    WANG ZAIXUE / XU YUNHUI / BAO GUINAN et al. | European Patent Office | 2021

    Free access

    Flame-retardant heat-insulating layer material for automobile ceiling as well as preparation method and application thereof

    DU ZHAOFANG / RONG QIANG / FENG QICHUN et al. | European Patent Office | 2024

    Free access

    Flame-retardant carpet base material layer and flame-retardant carpet

    JIANG BAOLIN / SUN CHANGQING / YANG BING et al. | European Patent Office | 2022

    Free access