The invention belongs to the technical field of automobile part manufacturing, and particularly relates to a bearing sealing device, a bearing, a hub and a vehicle, the bearing sealing device comprises a first ring body fixedly mounted on an outer ring of the hub bearing and a second ring body fixedly mounted on an inner ring of the hub bearing, the first ring body is a rubber part, the second ring body is a metal part, and the first ring body comprises a first main body; the first main body is provided with a first sealing lip, a third sealing lip and a fifth sealing lip, the second main body is provided with a second sealing lip and a fourth sealing lip, an L-shaped sealing structure is formed between the first sealing lip and the second sealing lip, and an S-shaped sealing structure is formed between the third sealing lip and the fourth sealing lip. The second sealing lip and the third sealing lip are matched with the first body and the second body to form a first annular containing cavity, and the L-shaped sealing structure, the first annular containing cavity, the S-shaped sealing structure and the second annular containing cavity are sequentially communicated. The sealing device aims to solve the problems that an existing sealing device is poor in sealing effect and large in rotating torque due to structural defects.

    本发明属于汽车零部件制造技术领域,具体涉及一种轴承的密封装置、轴承、轮毂及车辆,包括固定安装在轮毂轴承外圈上的第一环体和固定安装在轮毂轴承内圈上的第二环体,第一环体为橡胶件,第二环体为金属件,第一环体包括第一主体,第一主体上设有第一密封唇、第三密封唇和第五密封唇,第二主体上设有第二密封唇和第四密封唇,第一密封唇和第二密封唇之间形成L状密封结构,第三密封唇和第四密封唇之间形成S状密封结构,第二密封唇与第三密封唇配合第一主体和第二主体形成第一环形容置腔,所述L状密封结构、第一环形容置腔、S状密封结构和第二环形容置腔依次连通。其目的是:解决现有密封装置结构缺陷导致的密封效果差、旋转力矩大的问题。


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    Title :

    Sealing device of bearing, bearing, hub and vehicle


    Additional title:

    一种轴承的密封装置、轴承、轮毂及车辆


    Contributors:
    LIAO CHUNMEI (author) / FENG DENGRONG (author) / LUO JIAWEI (author)

    Publication date :

    2022-11-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F16C SHAFTS , Wellen / B60B VEHICLE WHEELS , Räder für Fahrzeuge / F16J Kolben , PISTONS



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