Novel double-lip sealing ring structure

The invention discloses a novel double-lip sealing ring structure which comprises a double-lip sealing ring, a sealing seat and a sealing pressing plate, a sealing installation groove is formed in the sealing seat, the double-lip sealing ring is installed in the sealing installation groove, and the sealing pressing plate is installed on one side of the sealing seat and used for extruding and fixing the double-lip sealing ring. The double-lip sealing ring comprises a main sealing lip and an auxiliary sealing lip, the main sealing lip and the auxiliary sealing lip are in contact fit with the lip contact shaft after being assembled, the lip contact shaft is a rotating component and is in interference fit with the main sealing lip and the auxiliary sealing lip, and a lubricating space is formed after the lip contact shaft, the main sealing lip and the auxiliary sealing lip are assembled. According to the bearing, the sealing effect and the dustproof effect required by the bearing can be effectively achieved, and