Combined oil seal for outer rotor type motor shaft

The utility model discloses a combined oil seal for an outer rotor type motor shaft, which belongs to the technical field of oil seal accessories, and comprises a felt, an oil seal ring and a dust cover, the oil seal ring is positioned between the felt and the dust cover, and the axial sections of the oil seal ring and the dust cover are L-shaped and are arranged in a shape like a Chinese character'ji '. The lip of the oil seal ring extends in the direction away from the dustproof cover to form an oil storage ring, an annular oil storage groove is formed between the oil storage ring and the circumferential portion of the oil seal ring, the inner diameter of the felt is the same as that of the oil storage ring, the outer diameter of the felt is the same as that of the circumferential portion of the oil seal ring, and the effects of being good in protection effect, good in adaptability, convenient to assemble and long in service life are achieved. 本实用新型公开了一种外转子型电机轴用组合油封，属于油封配件技术领域，包括毛毡、油封圈和防尘盖，油封圈位于毛毡和防尘盖之间，油封圈