U-shaped sealing ring capable of preventing failure and resisting aging

The utility model discloses an anti-failure and anti-aging U-shaped sealing ring, which is characterized in that the anti-failure and anti-aging U-shaped sealing ring comprises a sealing ring body, and the sealing ring body comprises a framework and fluorinated propylene rubber coated on the outer side of the framework. A layer of fluorine rubber is arranged outside the fluorinated hexyl propylene rubber; the framework is arranged in a U shape, and elastic deformation structures for promoting deformation of the sealing ring body and improving the sealing performance are arranged at the two ends of the U shape of the framework. The sealing ring is effectively prevented from losing efficacy, and the aging resistance of the sealing ring is improved. 本实用新型公开了一种具有防失效并实现耐老化的U型密封圈，其技术方案要点是：一种具有防失效并实现耐老化的U型密封圈，密封圈本体，所述密封圈本体包括骨架、包覆于骨架外侧的氟化己丙烯橡胶，所述氟化己丙烯橡胶外设置有一层氟胶；所述骨架呈U形设置，且骨架U形两端位置设置有促进密封圈本体形变并提升密封性的弹性形变结构。本实用新型达到有效防止密封圈失效，并提升密封圈耐老化的性能。