Annular flow distribution control of lubrication oil between concentric rotary shafts

Annular flow distribution control of lubrication oil between concentric rotary shafts

  • CN 102,057,137 A
  • Filed: 07/03/2008
  • Published: 05/11/2011
  • Est. Priority Date: 07/03/2008
  • Status: Active Grant
First Claim
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1. coaxial drum driving assembly that is used in the industrial machinery through-put power, described Driven by Coaxial assembly comprises:

  • The outer cylinder of one hollow, it comprises the internal surface with two-way surface texture;

    Cylinder in one, it comprises having along the length direction of described cylinder and is a predetermined angle The outer surface of the unidirectional surface texture of orientation;

    One annular slot, it is formed between described interior cylinder and the described outer cylinder, and has predetermined gap;

    And lubricant oil, it is filled in the described annular slot;

    Wherein, described interior cylinder rotates along a direction that makes described lubricating oil meet laminar condition.

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