A wheel bearing device comprising: an outer-ring element, a wheel-hub element, and a sealing device, wherein the wheel-hub element comprises an axial wheel-hub end face and a wheel-hub portion, the outer-ring element comprises a radial outer-ring inner face, the sealing device comprises a wheel-hub sealing element and an outer-ring sealing element, the wheel-hub sealing element comprises a slinger-ring element and an elastomeric wheel-hub sealing structure, the outer-ring sealing element comprises an insertion element and an elastomeric outer-ring sealing structure, the slinger-ring element comprises a wheel-hub fastening portion and a wheel-hub sealing portion, the insertion element comprises an outer-ring fastening portion and an outer-ring sealing portion, the elastomeric outer-ring sealing structure comprises an outer-ring sealing lip, which extends between the radial outer-ring sealing portion and the radial wheel-hub sealing portion in an axial direction and contacts the radial wheel-hub sealing portion, the radial wheel-hub sealing portion is arranged so as to be spaced from the inner axial wheel-hub end face, and the elastomeric wheel-hub sealing structure comprises an axial wheel-hub sealing lip, which extends between the radial wheel-hub sealing portion and the inner axial wheel-hub end face and contacts the inner axial wheel-hub end face.
本发明涉及车轮轴承装置,包括:外环构件、轮毂构件和密封装置,轮毂构件包括轴向轮毂端面和轮毂部,外环构件包括径向外环内表面,密封装置包括轮毂密封构件和外环密封构件,轮毂密封构件包括离心环构件和弹性体轮毂密封结构,外环密封构件包括插入构件和弹性体外环密封结构,离心环构件包括轮毂安装部和轮毂密封部,插入构件包括外环安装部和外环密封部,弹性体外环密封结构包括外环密封唇,在轴向方向上在径向外环密封部与径向轮毂密封部之间延伸并接触径向轮毂密封部,径向轮毂密封段布置为与内部轴向轮毂端面间隔开,弹性体轮毂密封结构包括轴向轮毂密封唇,其在径向轮毂密封部与内部轴向轮毂端面之间延伸,并接触内部轴向轮毂端面。
WHEEL BEARING DEVICE
车轮轴承装置
2021-11-19
Patent
Electronic Resource
Chinese