Gas turbine rotor blade and gas turbine

Gas turbine rotor blade and gas turbine

  • CN 102,859,120 B
  • Filed: 11/29/2011
  • Issued: 06/01/2016
  • Est. Priority Date: 04/14/2011
  • Status: Active Grant
First Claim
Patent Images

1. a gas turbine rotor blade, including:

  • Be fixed on the base portion on rotor,Be fixed on this base portion and inside possess cooling flowing path listrium,The wing that extends to outside radially from this listrium andIt is arranged in the fillet part on the face connecting this wing and described listrium,Described gas turbine rotor blade is characterised by including;

    Female pipe, from described cooling flowing path branch, to the side end opening of described listrium;

    AndArm, from this Mu Guan branch, close along described fillet part from inner side radially and this fillet part, possess the membrane pores of surface opening at described listrium,The described arm lower section by described fillet part, carries out convection current cooling to described fillet part, and it crosses the outer rim of described fillet part, extends to the trailing edge of described wing;

    Described arm is arranged in the inner side of the outer rim of described fillet part from multiple connectors of described Mu Guan branch, and is arranged in described cooling flowing path side;

    The outer rim of described fillet part is the boundary line that the surface of described fillet part and described listrium connects.

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