The invention discloses a gooseneck structure for a van trailer. The gooseneck structure comprises a front cross beam, a boundary beam seaming piece, a traction pin plate and a middle cross beam, longitudinal beam assemblies and middle longitudinal beams are fixedly connected to the inner side of the front cross beam, and the middle longitudinal beams are distributed between the longitudinal beamassemblies; the boundary beam welding parts are in lap joint with the left end and the right end of the front cross beam, and boundary beam L-shaped hook plates are welded to the side faces of the boundary beam welding parts; the traction pin plate is embedded between the left wing plate and the right wing plate on the longitudinal beam assembly, and the lower plane of the traction pin plate is flush with the lower wing surface of the bottom end of the longitudinal beam assembly; the middle cross beam, wherein the traction pin plate cross beams are evenly arranged between the upper surface ofthe traction pin plate and the middle cross beams located at the left position and the right position, and a first traction pin longitudinal beam, a second traction pin longitudinal beam and a third traction pin longitudinal beam are sequentially arranged on the traction pin plate cross beams; the gooseneck structure for the van trailer is high in bearing capacity, high in torsional rigidity and wide in application market.

    本发明公开了一种厢式挂车用鹅颈结构,包括前横梁、边梁焊合件、牵引销板和中横梁;前横梁:所述前横梁的内侧分别固定连接有纵梁总成和中纵梁,中纵梁分布在纵梁总成之间;边梁焊合件:所述边梁焊合件搭接在前横梁的左右端部,边梁焊合件的侧面焊接有边梁L型挂钩板;牵引销板:所述牵引销板嵌接在纵梁总成上的左右翼板之间,牵引销板的下平面与纵梁总成底端的下翼面平齐;中横梁:所述牵引销板的上表面与位于左右位置的中横梁之间均匀设有牵引销板横梁,牵引销板横梁上依次设有第一牵引销纵梁、第二牵引销纵梁和第三牵引销纵梁;该厢式挂车用鹅颈结构,承载能力强,抗扭刚度强,应用市场广泛。


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    Title :

    Gooseneck structure for van trailer


    Additional title:

    一种厢式挂车用鹅颈结构


    Contributors:
    FENG BING (author) / WANG XIAOMAN (author) / WANG HUI (author) / WANG BEN (author) / WU XING (author) / WANG ZHI (author) / WANG GENCHANG (author) / WU SONG (author) / LIU LILI (author)

    Publication date :

    2020-06-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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