The invention relates to a rear expansion frame structure of a trailer. The rear expansion frame structure comprises a hanging frame, a jig frame and a material frame. The hanging rack comprises a mounting rack and a storage rack which are connected with each other; the jig frame comprises a jig fixing frame and a jig jacking frame, the jig fixing frame and the jig jacking frame are installed on the storage rack in a spaced mode, the jig fixing frame is provided with a fixing part, the fixing part and the storage rack are arranged in a spaced mode, the jig jacking frame is provided with a jig jacking part, the jig jacking part is arranged on the side, close to the storage rack, of the fixing part in a spaced mode, and the distance between the jig jacking part and the storage rack is adjustable; the material frame is installed on the storage frame and arranged on the side, away from the jig jacking frame, of the jig fixing frame. According to the scheme, the stability of spare tire installation is improved; and the tire jacking part can support spare tires with different outer diameters, so that the practicability is improved. Moreover, in the scheme, a material frame is further arranged on the side, away from the tire jacking frame, of the tire fixing frame, materials such as bicycles can be loaded on the material frame, and the practicability of the expanding frame is improved. And the material rack and the spare tire are positioned on the two opposite sides of the tire fixing rack, so that the spare tire can be prevented from being accidentally damaged by loaded objects on the material rack, and the safety performance is ensured.

    本发明涉及一种拖挂房车后拓展架结构,包括挂架、胎架及物料架;挂架包括相连接的安装架及置物架;胎架包括固胎架及顶胎架,固胎架与顶胎架间隔安装于置物架,固胎架设有固定部,固定部与置物架间隔设置,顶胎架设有顶胎部,顶胎部间隔设于固定部靠近置物架的一侧,且其与置物架之间的距离可调;物料架安装于置物架,且设于固胎架远离顶胎架的一侧。本方案提高备胎安装的稳定性;且顶胎部能够支撑不同外径的备胎,提高实用性。并且,本方案中,在固胎架远离顶胎架的一侧还设有物料架,物料架能够装载如自行车等物料,提高拓展架的实用性;且由于物料架与备胎位于固胎架相对的两侧,能够避免物料架上的装载物意外损坏备胎,保证安全性能。


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    Titel :

    Rear expansion frame structure of travel trailer


    Weitere Titelangaben:

    一种拖挂房车后拓展架结构


    Beteiligte:
    JIANG XIAODONG (Autor:in) / LUO ZHUANG (Autor:in)

    Erscheinungsdatum :

    20.02.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B62D MOTOR VEHICLES , Motorfahrzeuge



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