JPS6038103U

JPS6038103U - steam turbine diaphragm

Info

Publication number: JPS6038103U
Application number: JP12969483U
Authority: JP
Inventors: 吉久保　康義; 敏夫山田; 渡辺　忠夫
Original assignee: 株式会社日立製作所
Priority date: 1983-08-24
Filing date: 1983-08-24
Publication date: 1985-03-16

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図は蒸気タービン用ダイヤフラムの蒸気流出側より
見た構成図、第２図は水平接合面より見た外形図、第３
図は丸ピン、カラー合成方式の静翼補強構造図、第４図
は丸いピン、カラーの組立断面図、第５図は丸いピン方
式の静翼補強構造図、第６図は丸ピンの断面図、第７図
は補強ピンの立体図、第８図は同じく断面図、第９図は
本考案の一実施例の静翼を補強した断面図である。１・・・上半ダイヤフラム、２・・・下半ダイヤフラム
、３・・・水平接合面、４・・・静翼、５・・・丸ピン
、６・・・溶接開先部、７・・・カラー、９・・・溶接
部。Figure 1 is a configuration diagram of a steam turbine diaphragm seen from the steam outflow side, Figure 2 is an outline diagram seen from the horizontal joint surface, and Figure 3
The figure is a diagram of the stator blade reinforcement structure using the round pin and collar combination method. Figure 4 is an assembled sectional view of the round pin and collar. Figure 5 is a diagram of the stator blade reinforcement structure using the round pin method. Figure 6 is the cross section of the round pin. 7 is a three-dimensional view of the reinforcing pin, FIG. 8 is a sectional view of the same, and FIG. 9 is a sectional view of a reinforced stator blade according to an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Upper half diaphragm, 2... Lower half diaphragm, 3... Horizontal joint surface, 4... Stationary blade, 5... Round pin, 6... Welding groove, 7... -Color, 9...Welding part.

Claims

[Scope of utility model registration request]

A steam turbine diaphragm relating to a method of reinforcing a stator vane divided into two parts used for upper and lower semi-horizontal joint surfaces of a steam turbine low-pressure stage diaphragm, characterized in that a reinforcing pin is streamlined.