The semitrailer suspension comprises a front support, a middle support, a rear support and a balance beam hinged to the interior of the middle support, steel plate springs are arranged between the front support and the balance beam and between the rear support and the balance beam, and wheel axles are installed in the middles of steel plates through axle frames. Connecting rods are arranged between the front support and the axle frame on the rear side and between the middle support and the axle frame on the rear side, each connecting rod comprises a threaded rod and threaded sleeves arranged at the two ends of the threaded rod, a twisting part is arranged in the middle of each threaded rod, the portions, on the two sides of each twisting part, of the threaded rod are each provided with a locking sliding ring in a sliding mode, and protruding keys are arranged on the inner walls of the locking sliding rings in the axial direction. A key groove matched with the protruding key is formed outside the screw rod, an outer gear ring is arranged at the inner end of each threaded sleeve, an inner gear ring which can be meshed with or separated from the corresponding outer gear ring in a sleeved mode is arranged at the outer end of each locking sliding ring, and a compressed spring is arranged between each locking sliding ring and the twisting part. The wheel base of the wheel axle can be conveniently adjusted during installation, and assembly and adjustment are very convenient.

    本发明公开了一种半挂车悬挂及其调节方法,包括前支架、中支架、后支架以及铰接于中支架内的平衡梁,前支架和平衡梁之间、后支架和平衡梁之间均设置有钢板弹簧,各钢板的中部均通过车轴架安装有车轮轴,前支架与其后侧的车轴架之间、中支架与其后侧的车轴架之间均设置有连杆,连杆包括螺杆和设于螺杆两端的螺套,螺杆的中间设置有拧转部,拧转部两侧的螺杆外各滑动安装有一锁紧滑环,锁紧滑环的内壁沿轴向设有凸键,螺杆外设有与凸键配合的键槽,各螺套的内端设有外齿环,各锁紧滑环的外端设有能够与对应的外齿环套接啮合或分离的内齿环,各锁紧滑环和拧转部之间设有压簧。本发明便于在安装时对车轮轴的轴距进行调节,且装配和调节非常方便。


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    Titel :

    Semitrailer suspension and adjusting method thereof


    Weitere Titelangaben:

    一种半挂车悬挂及其调节方法


    Beteiligte:
    CHEN FEI (Autor:in) / LEE SANG-KYU (Autor:in)

    Erscheinungsdatum :

    2024-04-19


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge / B62D MOTOR VEHICLES , Motorfahrzeuge



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