JPS5960307U - turbine rotor - Google Patents

turbine rotor

Info

Publication number
JPS5960307U
JPS5960307U JP15546582U JP15546582U JPS5960307U JP S5960307 U JPS5960307 U JP S5960307U JP 15546582 U JP15546582 U JP 15546582U JP 15546582 U JP15546582 U JP 15546582U JP S5960307 U JPS5960307 U JP S5960307U
Authority
JP
Japan
Prior art keywords
turbine rotor
wheels
wheel
side surfaces
key grooves
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP15546582U
Other languages
Japanese (ja)
Other versions
JPS6220641Y2 (en
Inventor
多胡　武雄
Original Assignee
株式会社東芝
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社東芝 filed Critical 株式会社東芝
Priority to JP15546582U priority Critical patent/JPS5960307U/en
Publication of JPS5960307U publication Critical patent/JPS5960307U/en
Application granted granted Critical
Publication of JPS6220641Y2 publication Critical patent/JPS6220641Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Control Of Turbines (AREA)

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来のタービンロータを示す縦断面図、第２図
はキ一部に発生する応力腐食割れを示す縦断面図、第３
図は本考案の一実施例のタービンロータを示す縦断面図
、第４図は第３図のホイールを拡大して示す斜視図、第
５図は超音波探傷予設　　　　゛置溝に超音波探傷子を
配設した状態を示すタービンロータの縦断面図、第６図
は第５図のＶ’Ｉ−Ｖｌ矢視図である。 １・・・・・・シャフト、２・・・・・・羽根、３・・
・・・・ホイール、８・・・・・・ホイールラジアルキ
ー、１０ａ、１０ｂ・・・・・・ホイールラジアルキー
Ｌ　　１３ａ、　　１３ｂ・・・・・・超音波探傷子設
置溝、１４・・・・・・超音波探傷子。Fig. 1 is a longitudinal sectional view showing a conventional turbine rotor, Fig. 2 is a longitudinal sectional view showing stress corrosion cracking occurring in a part of the rotor, and Fig.
The figure is a vertical sectional view showing a turbine rotor according to an embodiment of the present invention, Figure 4 is an enlarged perspective view of the wheel in Figure 3, and Figure 5 is a pre-installed groove for ultrasonic flaw detection. FIG. 6 is a longitudinal cross-sectional view of the turbine rotor showing a state in which the child is disposed, and FIG. 6 is a view taken along the line V'I-Vl in FIG. 1...Shaft, 2...Blade, 3...
...Wheel, 8...Wheel radial key, 10a, 10b...Wheel radial key L 13a, 13b...Ultrasonic flaw detector installation groove, 14... ...Ultrasonic flaw detector.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 羽根を有するホイールをシャフトの軸方向に沿って複数
個嵌着するとともに、前記ホイールの両側面にキー溝を
形成し前記ホイール゛をキーにより相互に連結してなる
タービンロータにおいて、前、　　　記ホイールの両側
面に形成されるキー溝の位置を円周上において互いに異
ならせるとともに、前記ホイールの前記キー溝の対向側
面に超音波探傷子・を配設したことを特徴とするタービ
ンロータ。A turbine rotor in which a plurality of wheels having blades are fitted along the axial direction of a shaft, key grooves are formed on both side surfaces of the wheels, and the wheels are interconnected by keys, the wheels as described above. A turbine rotor characterized in that the positions of key grooves formed on both side surfaces of the wheel are different from each other on the circumference, and an ultrasonic flaw detector is disposed on a side surface of the wheel opposite to the key groove.
JP15546582U 1982-10-14 1982-10-14 turbine rotor Granted JPS5960307U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15546582U JPS5960307U (en) 1982-10-14 1982-10-14 turbine rotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15546582U JPS5960307U (en) 1982-10-14 1982-10-14 turbine rotor

Publications (2)

Publication Number Publication Date
JPS5960307U true JPS5960307U (en) 1984-04-20
JPS6220641Y2 JPS6220641Y2 (en) 1987-05-26

Family

ID=30343353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15546582U Granted JPS5960307U (en) 1982-10-14 1982-10-14 turbine rotor

Country Status (1)

Country Link
JP (1) JPS5960307U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014173863A (en) * 2013-03-06 2014-09-22 Mitsubishi Heavy Ind Ltd Ultrasonic flaw detection method of shaft member, and probe used for the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014173863A (en) * 2013-03-06 2014-09-22 Mitsubishi Heavy Ind Ltd Ultrasonic flaw detection method of shaft member, and probe used for the same

Also Published As

Publication number Publication date
JPS6220641Y2 (en) 1987-05-26

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