The invention discloses a rear bumper and a semitrailer, and relates to the technical field of semitrailers, the rear bumper comprises an integrally-formed main body, and the main body is divided into a vertical section and a horizontal section; the transition sections are connected with the two ends of the vertical section respectively; the at least one fixed section is connected with one end, far away from the vertical section, of one transition section; one end of the movable section is connected with one end, far away from the vertical section, of the other transition section, the other end of the movable section extends towards the side wall of the vertical section, and the upper side of the movable section is fixedly connected with the fixed section; the energy absorption section is connected to the end, facing the vertical section, of the movable section. The invention further discloses a semitrailer. The semitrailer comprises the rear bumper and a semitrailer chassis. The technical problems that an existing rear bumper is high in process cost, complex in structure and insufficient in impact resistance are solved.

    本发明公开了一种后保险杠及半挂车,涉及半挂车技术领域,其中后保险杠,包括一体成型的主体,主体分为:竖向段;至少两过渡段,过渡段分别与竖向段的两端连接;至少一固定段,与其中一过渡段远离竖向段的一端连接;至少一活动段,一端与另一过渡段远离竖向段的一端连接,另一端往朝向竖向段的侧壁的方向延伸,活动段的上侧与固定段固定连接;至少一吸能段,连接于活动段朝向竖向段的一端。还公开一种半挂车,该半挂车包括包括前述的后保险杠和半挂车底架;本发明解决了现有后保险杠工艺成本高,结构复杂,且抗冲击性能不足的技术问题。


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    Title :

    Rear bumper and semitrailer


    Additional title:

    一种后保险杠及半挂车


    Contributors:

    Publication date :

    2025-05-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / 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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