The hub oil seal is used for sealing an installation space formed between a hub and the axle, the hub is installed on an axle head of the axle through a bearing, the hub oil seal comprises an annular shell, the outer circumferential wall of the shell is matched with the inner circumferential wall of an inner cavity of the hub, and the shell is located outside the end, close to the end face of the hub, of the bearing; the inner framework is annular, the inner framework is provided with a matching part, the inner peripheral wall of the matching part is matched with the outer peripheral wall of the shaft head, a sealing body is integrally formed on the periphery of the inner framework, a plurality of lip parts extend outwards on the outer peripheral wall of the sealing body in a protruding mode, and the lip parts extend in the circumferential direction of the sealing body; when the hub is installed on the axle, the inner end of the inner framework is inwards inserted into the inner cavity of the shell, the lip parts are in interference fit with the inner wall of the inner cavity of the shell, and the shell is driven by the hub to rotate relative to the inner framework. The hub oil seal adopts a split type, and when the hub oil seal is supplemented with oil, the wheel end assembly is directly disassembled to expose the lip part, so that the oil can be supplemented, and the oil can be conveniently supplemented.

    本发明公开了一种轮毂油封及车桥,轮毂油封用于封闭轮毂与车轴之间所形成的安装空间,轮毂通过轴承安装于车轴的轴头上,轮毂油封包括:外壳,其呈环状,外壳的外周壁与轮毂的内腔的内周壁配合且位于轴承靠近轮毂端面的一端外;内骨架,其呈环状,内骨架具有一配合部,配合部的内周壁与轴头的外周壁配合,内骨架的外周一体成型有密封体,密封体的外周壁向外凸伸有多个唇部,唇部沿密封体的周向延伸;当轮毂安装于车轴上时,内骨架的内端向内插入外壳的内腔中,且多个唇部与外壳内腔的内壁过盈配合,外壳被轮毂带动相对于内骨架转动。轮毂油封采用分体式,当对其补油时,直接拆下轮端总成以露出唇部,就可进行补油,使其补油便捷。


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    Titel :

    Hub oil seal and axle


    Weitere Titelangaben:

    轮毂油封及车桥


    Beteiligte:
    WU ZHIQIANG (Autor:in) / WU YINCHU (Autor:in) / LU QILI (Autor:in)

    Erscheinungsdatum :

    2024-01-05


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    F16J Kolben , PISTONS / B60B VEHICLE WHEELS , Räder für Fahrzeuge



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