The invention discloses a door ring structure and a vehicle door structure of a commercial vehicle, and relates to the technical field of vehicles, the door ring structure comprises a door ring main body, and the door ring main body is integrally cast and formed; the front edge and the rear edge of the door ring body are both wide in the lower portion and narrow in the upper portion, and the front lower corner of the door ring body is combined with an additional structure to be provided with a horizontal lower triangular reinforcing structure. An inverted upper triangular reinforcing structure is arranged at the rear upper corner of the door ring main body by combining with the additional structure; and the lower triangular reinforcing structure and the upper triangular reinforcing structure are used for preventing the door ring main body from generating diagonal deformation that two opposite angles are far away from each other when a vehicle is collided. The invention discloses a vehicle door structure. The vehicle door structure comprises a vehicle door body and the door ring structure. According to the door ring structure and the vehicle door structure, the weight is reduced, the cost is reduced, and the deformation resistance is high.

    本申请公开了一种商用车的门环结构及车门结构,涉及车辆技术领域,其包括:所述门环结构包含门环主体,所述门环主体一体铸造成型;所述门环主体的前边和后边均下宽上窄,所述门环主体的前下转角结合增设结构设置横躺的下三角加强结构;所述门环主体的后上转角结合增设结构设置倒立的上三角加强结构;所述下三角加强结构和上三角加强结构用于在车辆发生碰撞时防止门环主体发生两对角相远离的对角变形。本申请公开了一种车门结构,所述车门结构包含车门本体和上述门环结构。本申请的门环结构及车门结构,减轻重量,降低成本,且抗变形能力强。


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    Title :

    Door ring structure and vehicle door structure of commercial vehicle


    Additional title:

    一种商用车的门环结构及车门结构


    Contributors:
    SONG YUBIN (author) / ZHANG JIANAN (author) / FENG WEILI (author) / DONG BIN (author) / XIE ZHAOBAI (author) / YUAN LANG (author) / LI KAI (author)

    Publication date :

    2023-03-31


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / B62D MOTOR VEHICLES , Motorfahrzeuge



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