Integral distribution of dry type air seal device

Integral distribution of dry type air seal device

  • CN 2,635,997 Y
  • Filed: 10/09/2003
  • Issued: 08/25/2004
  • Est. Priority Date: 10/09/2003
  • Status: Active Grant
First Claim
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1. the total arrangement of a dry gas seal device, comprise known original dry gas seal, the total arrangement of this original dry gas seal comprises mechanical single seal, double seals, two-stage series connection end face seal and the postposition that is the bearing side in these end face seal outsides are isolated hermetic seal, this postposition is isolated hermetic seal and is comprised carbocyclic ring sealing and labyrinth seal, it is characterized in that:

  • on the basis of known dry gas seal total arrangement, in a side near sealed processing medium, promptly between original compressor labyrinth (IV) and original first order end face seal (I), increase preposition sealing, this preposition sealing can be made up of the sealing of unimodality, also can form by the sealing of two or more pattern, every kind of sealing can be an one-level or more than the one-level, its seal style comprises end face seal, the carbocyclic ring sealing, labyrinth seal, straight tube sealing.

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