Title:
ROLLING BEARING
Document Type and Number:
WIPO Patent Application WO/2021/093360
Kind Code:
A1
Abstract:
A rolling bearing, related to the technical field of mechanical transmission, comprising an outer bearing ring (1), an inner bearing ring (4), multiple rolling balls, a cage and two sealing rings (3), the inner bearing ring (4) being coaxially sleeved within the outer bearing ring (1), the rolling balls being evenly disposed between the outer bearing ring (1) and the inner bearing ring (4), and the cage being fixedly disposed between the outer bearing ring (1) and the inner bearing ring (4), the cage being used to separate every adjacent rolling ball; an inner wall of the outer bearing ring (1) has disposed thereon two circumferential first annular grooves (2), the two first annular grooves (2) each being disposed between a rolling ball groove (6) and two end surfaces of the outer bearing ring (1); an outer wall of the inner bearing ring (4) has disposed thereon two circumferential second annular grooves (7), the two first annular grooves (2) each corresponding to one second annular groove (7); a sealing ring (3) is disposed between each corresponding first annular groove (2) and second annular groove (7), each sealing ring (3) having an interference fit with the first annular groove (2) and the second annular groove (7); the present bearing has good sealing effects.
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Inventors:
ZHANG SHUYU (CN)
ZHAO HONGBAO (CN)
YANG HAIBO (CN)
MOU JINGRUI (CN)
ZHAO YONG (CN)
ZHANG TAOSHAN (CN)
ZHAO HONGBAO (CN)
YANG HAIBO (CN)
MOU JINGRUI (CN)
ZHAO YONG (CN)
ZHANG TAOSHAN (CN)
Application Number:
PCT/CN2020/102959
Publication Date:
May 20, 2021
Filing Date:
July 20, 2020
Export Citation:
Assignee:
SHANDONG BOTE BEARING CO LTD (CN)
International Classes:
F16C19/16; F16C33/58; F16C33/78
Foreign References:
| CN110701184A | 2020-01-17 | |||
| CN210769828U | 2020-06-16 | |||
| CN203585118U | 2014-05-07 | |||
| CN203585118U | 2014-05-07 | |||
| CN204113890U | 2015-01-21 | |||
| CN204113890U | 2015-01-21 | |||
| CN208185238U | 2018-12-04 | |||
| CN208185238U | 2018-12-04 | |||
| CN201310555Y | 2009-09-16 | |||
| DE20208608U1 | 2003-10-16 | |||
| JP2007097291A | 2007-04-12 | |||
| DE102006046173A1 | 2008-04-03 |
Attorney, Agent or Firm:
BEIJING GAOWO LAW FIRM (CN)
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