Bearing

Bearing

  • CN 102,494,018 B
  • Filed: 12/21/2011
  • Issued: 07/22/2015
  • Est. Priority Date: 12/21/2011
  • Status: Active Grant
First Claim
Patent Images

1. a bearing, is characterized in that comprising:

  • secondary inner ring (2), the roller (3) be distributed on secondary inner ring (2), be located at the roller (4) between adjacent a pair roller (3), the annular bridge hoop (7) be set on each roller (4), the outer ring (6) that is tightly placed in the secondary outer ring (5) on this bridge hoop (7) and is tightly placed on this secondary outer ring (5);

    Described roller (3) axial distribution, each roller (3) is provided with the circular groove (3-1) that cross section is circular arc, and described roller (4) is between the circular groove (3-1) of adjacent roller (3);

    The inner ring of described bridge hoop (7) is provided with the curve bath being suitable for coordinating with described roller (4) activity;

    Described secondary inner ring (2) comprises axially symmetrical a pair, the outer side edge of secondary inner ring (2) has the flanging (2-1) extended radially outwardly, and the exterior edge face of roller (3) is in the inner side of this flanging (2-1);

    Described secondary outer ring (5) comprises axis and is symmetrically distributed in a pair of described outer ring (6) inner circumferential, and this inner ring to secondary outer ring (5) forms one for fixing the large circular groove (5-1) of described bridge hoop (7);

    At same arcuate positions, described a pair secondary inner ring (2) is respectively provided with a roller (3), this is axially symmetrical to roller (3), and the inner end of contiguous each roller (3) is located at by described circular groove (3-1);

    Described roller (4) is between the circular groove (3-1) of the adjacent roller (3) of same circle distribution;

    The curve bath being suitable for coordinating with described roller (4) activity of described bridge hoop (7) inner ring comprises a pair that is oppositely arranged with described circular groove (3-1);

    Described roller (3) is in truncated cone, and the tip portion of the roller (3) of this truncated cone is described inner end;

    Described roller (3) entirety is located on the body (2-2) of single secondary inner ring (2).

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