The invention discloses a hub bearing sealing structure which comprises a bearing, a sealing ring and a flange. The sealing ring sleeves the periphery of the bearing, and the inner circumferential surface of the port part is attached to the periphery of the bearing; the flange sleeves the end part of the bearing and is connected with the bearing; the sealing ring is positioned between the flange and the bearing; the sealing ring is provided with a first sealing part, the flange is provided with a first pressing part, and the first pressing part is pressed on the first sealing part; the sealing ring is provided with a second sealing part, the flange is provided with a second pressing part, and the second pressing part is pressed on the second sealing part; the sealing ring is provided with a third sealing part, the flange is provided with a third pressing part, and the third pressing part is pressed on the third sealing part. According to the hub bearing sealing structure provided by the embodiment of the invention, the first pressing part is tightly attached to the first sealing part, the second pressing part is tightly attached to the second sealing part, and the third pressing part is tightly attached to the third sealing part, so that water and dust are prevented, and the service life of the bearing is prolonged.
本发明公开了一种轮毂轴承密封结构,包括:轴承、密封圈和法兰。密封圈套设在轴承的外周上且端口部分内周面与轴承的外周贴合;法兰套设于轴承的端部且与轴承连接,密封圈位于法兰和轴承之间;密封圈具有第一密封部,法兰具有第一压设部,第一压设部压设于第一密封部;密封圈具有第二密封部,法兰具有第二压设部,第二压设部压设于第二密封部;密封圈具有第三密封部,法兰具有第三压设部,第三压设部压设于第三密封部。根据本发明实施例的轮毂轴承密封结构,通过第一压设部与第一密封部紧密贴合、第二压设部与第二密封部紧密贴合和第三压设部与第三密封部的紧密贴合,实现了防水防尘,从而提高了轴承的实用寿命。
Hub bearing sealing structure
轮毂轴承密封结构
2023-04-07
Patent
Elektronische Ressource
Chinesisch
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