Air heater

Air heater

  • CN 101,707,893 B
  • Filed: 07/09/2007
  • Issued: 04/18/2012
  • Est. Priority Date: 07/09/2007
  • Status: Active Grant
First Claim
Patent Images

1. hotblast stove comprises the furnace shell (1) of subsidiary liner (2);

  • Checker brick (3);

    Vault (5);

    Hot air duct is taken over (4), and said hot air duct is taken over the top that (4) are positioned at checker brick (3), is not less than the size of hot-blast outlet diameter of section apart from the distance of hotblast stove pipe centerline;

    Settling chamber (6);

    Said settling chamber is positioned at vault (5) top, concentric with vault;

    And having settling chamber shell (7), said settling chamber shell has liner (8), supports between the liner of liner (8) and vault (5) that (9) be arranged on settling chamber shell (7);

    The liner (8) of said support (9) and said settling chamber shell (7) is provided with discretely, and is provided with discretely with the liner of said vault (5);

    Coal gas circuit (14) and air circuit (15);

    Separate with partition wall (13) in the middle of said coal gas circuit and the air circuit;

    Be arranged on one on the other between the side wall (10) of settling chamber shell (7) and settling chamber liner (8);

    And have and come gas pipe connecting (16,17) and outlet nozzle (11,12) in the vertical side wall (10) of liner (8) of the settling chamber of being arranged on (6);

    It is characterized in that;

    the outlet nozzle (12) of air circuit (15) is positioned at the top of air circuit (15);

    And with the angle of horizontal plane for being inclined upwardly 15 °



    30 °

    ;

    The outlet nozzle (11) of coal gas circuit (14) is positioned at the bottom of coal gas circuit, and with the angle of horizontal plane be downward-sloping 15 °



    30 °

    ;

    And the axis of each of the outlet nozzle (11) of coal gas circuit (14) and the outlet nozzle (12) of air circuit (15) forms 15 °



    45 °

    angle in the projection of radius centered on horizontal plane of the outlet of passing through this same outlet nozzle of projection on the horizontal plane and settling chamber (6).

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