JPS6057706U

JPS6057706U - turbine stationary blade

Info

Publication number: JPS6057706U
Application number: JP14971783U
Authority: JP
Inventors: 淑郎佐近
Original assignee: 工業技術院長
Priority date: 1983-09-29
Filing date: 1983-09-29
Publication date: 1985-04-22
Also published as: JPS6313365Y2

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図Ａ、　Ｂは一般の精密鋳造タービン静翼を示す図
で、第１図Ｂは第１図ＡのＡ−Ａ’断面図、第２図は本
考案の一実施態様例を各部に分けて示す図、第３図は第
２図中符号１で示す翼部の端面の一実施態様例を示す図
、第４図Ａ−Ｃは第２．３図に示すものを組立て、溶接
した状態を示す図で、第４図Ｂは第４［ＩＡのＡ−Ａ’
断面図、第４図Ｃは第４図ＡのＢ−Ｂ’断面図である。１・・・・・・翼部、２，３・・・・・・シュラウド部
、４・・・・・・凹部・溶接部、５・・・・・・溝部・
シュラウド内外面貫通孔、６・・・・・・凸部、７・・
・・・・翼部１の一般部、８・・・・・・隙間。Figures 1A and 1B are diagrams showing general precision cast turbine stator blades, Figure 1B is a sectional view taken along line AA' in Figure 1A, and Figure 2 shows an example of an embodiment of the present invention in various parts. Figure 3 is a diagram showing an example of an embodiment of the end face of the wing section indicated by reference numeral 1 in Figure 2, and Figures 4A-C are diagrams showing the parts shown in Figure 2.3 assembled and welded. FIG. 4B is a diagram showing the state, and FIG.
The sectional view, FIG. 4C, is a sectional view taken along line BB' in FIG. 4A. 1... Wing part, 2, 3... Shroud part, 4... Recessed part/welded part, 5... Groove part.
Shroud inner and outer surface through hole, 6... Convex portion, 7...
... General part of wing section 1, 8 ... Gap.

Claims

[Scope of utility model registration request]

Concave parts and convex parts thicker than the wing parts are provided alternately on both ends,
A turbine stationary blade formed by inserting both ends of a cast blade part, which has a groove in an arbitrary convex part, into a shroud part, and welding it to the shroud part at the position of the concave part of the blade part.