Integrated low-pressure stage turbine shell structure for two-stage supercharging exhaust gas turbocharger

Integrated low-pressure stage turbine shell structure for two-stage supercharging exhaust gas turbocharger

  • CN 102,434,283 A
  • Filed: 11/09/2011
  • Published: 05/02/2012
  • Est. Priority Date: 11/09/2011
  • Status: Active Application
First Claim
Patent Images

1. two-step supercharging exhaust-gas turbocharger integral low pressure level turbine case structure comprises connecting pipeline (2), low pressure stage volute (3) between the outlet of high pressure stage volute transition jointing (1), high pressure stage volute and low pressure stage volute;

  • It is characterized in that;

    the connecting pipeline (2) between the prolongation of said low pressure stage volute (3) suction port and high pressure stage volute and low pressure stage volute is integrated;

    Said low pressure stage volute (3) import and high pressure stage volute outlet transition jointing (1) are integrated;

    Then integrated low pressure stage volute suction port is linked to each other with screw or stud with the outlet of high pressure stage volute.

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