Novel shaft eccentricity-resistant multi-lip oil seal

The utility model relates to a novel shaft eccentricity-resistant multi-lip oil seal, which comprises an oil seal main body, the oil seal main body comprises a reinforcing framework and a rubber oil seal body wrapped outside the reinforcing framework, a plurality of lips are arranged on the oil seal main body, and all the lips are integrally arranged along the vertical direction; a spring for tensioning the lip is arranged in the rubber oil seal body at the lip; the bottom of the reinforcing framework extends to the outside of the rubber oil seal body to form a limiting table; and the cross section of the waist part of the oil seal main body is W-shaped. The sealing device has the advantages that 1, the sealing position of the oil pipe of the oil injector is sealed; 2, the waist of the oil seal is W-shaped and adapts to the large-eccentricity working condition of an oil injector oil pipe; 3, a limiting table is arranged to prevent excessive installation; 4, a multi-lip structure is adopted, so that the sealin