Bearing seat assembly
AssigneeAktiebolaget Skf
InventorsErik Mitchell, Zongkang Xu, Weiguang Cao, Weifei Geng
Life of this patent
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Abstract
A bearing seat assembly for a roller assembly includes a bearing seat; a bearing, arranged inside the bearing seat; a first seal, including at least two sealing lips. The first seal is installed on the bearing seat and is arranged on a first axial outer side of the bearing. At least one sealing lip of the at least two sealing lips of the first seal is arranged around the inner or outer circumference of the first seal. The bearing seat assembly according to the present disclosure realizes enhanced sealing, avoids re-lubrication, improves thermal performance, and prolongs service life.
Claims18
A bearing seat assembly for a roller assembly, comprising:
- a bearing seat;
- a bearing, arranged inside the bearing seat;
- a first seal, including at least two sealing lips, the first seal comprising a base having a radially inner, axially extending portion and a radially outer, axially extending portion, the radially inner, axially extending portion being surrounded by a material, the material forming the at least two sealing lips which extend radially inward, the radially outer, axially extending portion having an elastic material extending along a radially outer edge of the radially outer, axially extending portion, the elastic material being configured to be compressed against the bearing seat and expand to accommodate any variation in position of the bearing seat relative to the radially outer, axially extending portion, the radially inner, axially extending portion extending axially outward
- wherein, the first seal is installed on the bearing seat and arranged on a first axial outer side of the bearing,
- wherein at least one sealing lip of the at least two sealing lips of the first seal is arranged around the inner circumference of the first seal.
A bearing seat assembly for a roller assembly, comprising:
- a bearing seat;
- a bearing, arranged inside the bearing seat;
- a first seal, including at least two sealing lips, the first seal comprising a base having a radially inner, axially extending portion and a radially outer, axially extending portion, the radially inner, axially extending portion being surrounded by a material, the material forming the at least two sealing lips which extend radially inward, the radially outer, axially extending portion having an elastic material extending along a radially outer edge of the radially outer, axially extending portion, the elastic material being configured to be compressed against the bearing seat and expand to accommodate any variation in position of the bearing seat relative to the radially outer, axially extending portion,
- wherein, the first seal is installed on the bearing seat and arranged on a first axial outer side of the bearing,
- wherein at least one sealing lip of the at least two sealing lips of the first seal is arranged around the inner circumference of the first seal,
- wherein when the at least one sealing lip is arranged on the inner circumference of the first seal, a first sealing sleeve is arranged between the at least one sealing lip and the roller assembly, the first sealing sleeve having a metal coating.
Dependencies are inferred from the claim text.