JPS6082446U

JPS6082446U - Blast furnace branch pipe

Info

Publication number: JPS6082446U
Application number: JP17314783U
Authority: JP
Inventors: 明生安川; 幹男青木; 和彦吉田
Original assignee: 川崎製鉄株式会社
Priority date: 1983-11-10
Filing date: 1983-11-10
Publication date: 1985-06-07

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の高炉送風支管の側面図、第２図は従来の
高炉送風支管の他の例の側面図、第３図は本考案の高炉
送風支管の側面図、第４図は第３図中Ｑ印にて囲った部
分Ａの断面図である。１・・・環状管、２・・・送風羽口、３・・・短管レジ
ューサ−１４・・・上部ベンド、５・・・ヒンジ型伸縮
接手、６・・・球面短管、７・・・下部ベンド、８・・
・ブローパイプ、９・・・炉体鉄皮、１０・・・締結バ
ンド、１１・・・コツター、１２・・・コイルバネ式締
結ボルト、１３・・・下部ベンド、１４・・・ブローパ
イプ、１５・・・フォーク、１６・・・下部ベンド、・
１７・・・ブローパイプ、１８．１９・・・クレビスジ
ヨイント、２０．２１・・・ピン、２２・・・油圧ジヤ
ツキ、２３・・・球面ナツト、２４・・・ボルト。Fig. 1 is a side view of a conventional blast furnace air branch pipe, Fig. 2 is a side view of another example of a conventional blast furnace air branch pipe, Fig. 3 is a side view of the blast furnace air branch pipe of the present invention, and Fig. 4 is a side view of another example of a conventional blast furnace air branch pipe. It is a sectional view of a portion A surrounded by a mark Q in the figure. DESCRIPTION OF SYMBOLS 1... Annular pipe, 2... Blowing tuyere, 3... Short tube reducer-14... Upper bend, 5... Hinge type expansion joint, 6... Spherical short tube, 7...・Lower bend, 8...
・Blow pipe, 9... Furnace shell, 10... Fastening band, 11... Cotter, 12... Coil spring type fastening bolt, 13... Lower bend, 14... Blow pipe, 15 ...Fork, 16...Lower bend,・
17... Blow pipe, 18.19... Clevis joint, 20.21... Pin, 22... Hydraulic jack, 23... Spherical nut, 24... Bolt.

Claims

[Scope of utility model registration request]

A short pipe reducer branching from the annular pipe; - an upper bend; a hinged telescopic joint; a spherical short pipe; a lower bend;
and a blow pipe connected to the blast tuyere are sequentially connected to each other, and the blast furnace blow pipe is characterized in that the lower bend and the blow pipe are in contact with each other via a spherical seat and are connected by a flange. Branch pipe.