JPH0180603U - - Google Patents
Info
- Publication number
- JPH0180603U JPH0180603U JP1987175790U JP17579087U JPH0180603U JP H0180603 U JPH0180603 U JP H0180603U JP 1987175790 U JP1987175790 U JP 1987175790U JP 17579087 U JP17579087 U JP 17579087U JP H0180603 U JPH0180603 U JP H0180603U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle diaphragm
- joint surface
- horizontal joint
- turbine nozzle
- turbine
- 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
Links
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案によるタービンノズルダイアフ
ラムの一実施例を示す部分断面図、第２図は従来
の蒸気タービンの一つの段落部を示す断面図、第
３図は、従来のタービンノズルダイアフラムを示
す斜視図、第４図は従来のタービンノズルダイア
フラムを示す一部切欠き正面断面図、第５図は第
４図の―線に沿う断面図、第６図は第４図の
―線に沿う断面図である。
２…ノズルダイアフラム内輪、３…ノズルダイ
アフラム外輪、４…ケーシング、６…水平継手面
、７…ノズルダイアフラム上半、８…ノズルダイ
アフラム下半、９…隙間、１２…締付ボルト、１
３…位置決めピン、１５…孔、１７…座ぐり部、
１８…スリーブ、２０…孔。
Fig. 1 is a partial sectional view showing an embodiment of a turbine nozzle diaphragm according to the present invention, Fig. 2 is a sectional view showing one step section of a conventional steam turbine, and Fig. 3 is a conventional turbine nozzle diaphragm. A perspective view, FIG. 4 is a partially cutaway front sectional view showing a conventional turbine nozzle diaphragm, FIG. 5 is a sectional view taken along line - in FIG. 4, and FIG. 6 is a cross section taken along line - in FIG. 4. It is a diagram. 2... Nozzle diaphragm inner ring, 3... Nozzle diaphragm outer ring, 4... Casing, 6... Horizontal joint surface, 7... Nozzle diaphragm upper half, 8... Nozzle diaphragm lower half, 9... Gap, 12... Tightening bolt, 1
3... Positioning pin, 15... Hole, 17... Counterbore,
18... Sleeve, 20... Hole.
Claims (1)
下半とを接合する水平継手面に締付ボルトを挿通
し、一つの環状体を形成するタービンノズルダイ
アフラムにおいて、上記水平継手面に穿設する貫
通孔にスリーブを装着し、水平継手面の隙間をふ
さぐことを特徴とするタービンノズルダイアフラ
ム。 A tightening bolt is inserted into the horizontal joint surface that joins the upper half of the nozzle diaphragm and the lower half of the nozzle diaphragm, and the sleeve is attached to the through hole drilled in the horizontal joint surface of the turbine nozzle diaphragm that forms one annular body. A turbine nozzle diaphragm that is characterized by closing the gap on the horizontal joint surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175790U JP2524778Y2 (en) | 1987-11-19 | 1987-11-19 | Turbine nozzle diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175790U JP2524778Y2 (en) | 1987-11-19 | 1987-11-19 | Turbine nozzle diaphragm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0180603U true JPH0180603U (en) | 1989-05-30 |
| JP2524778Y2 JP2524778Y2 (en) | 1997-02-05 |
Family
ID=31467569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987175790U Expired - Lifetime JP2524778Y2 (en) | 1987-11-19 | 1987-11-19 | Turbine nozzle diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2524778Y2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004353675A (en) * | 2003-05-29 | 2004-12-16 | General Electric Co <Ge> | Horizontal joint seal system for steam turbine diaphragm assembly |
| JP2013076339A (en) * | 2011-09-29 | 2013-04-25 | Toshiba Corp | Steam turbine casing |
| JP2014080926A (en) * | 2012-10-17 | 2014-05-08 | Toshiba Corp | Nozzle diaphragm connected body and steam turbine |
| JP2016153633A (en) * | 2015-02-20 | 2016-08-25 | 三菱日立パワーシステムズ株式会社 | Retainer, rotary machine, process of manufacture of rotary machine, assembling process and removal method |
| WO2016152866A1 (en) * | 2015-03-26 | 2016-09-29 | 三菱日立パワーシステムズ株式会社 | Securing device, steam turbine, and rotary machine manufacturing method and assembly method |
| JP2018184946A (en) * | 2017-04-27 | 2018-11-22 | ジン・ヤン・ティービーエックス・カンパニー・リミテッド | Turbine nozzle plate assembly |
| WO2026020600A1 (en) * | 2024-07-24 | 2026-01-29 | 华能国际电力股份有限公司上安电厂 | Steam turbine diaphragm and machining device therefor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101625794B1 (en) | 2015-04-06 | 2016-05-30 | 두산중공업 주식회사 | Nozzle box for turbine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5958265A (en) * | 1982-09-27 | 1984-04-03 | Toshiba Corp | Device for tightening flanges of high-temperature fluid container |
| JPS60116003U (en) * | 1984-01-13 | 1985-08-06 | 株式会社日立製作所 | diaphragm |
| JPS61294102A (en) * | 1985-06-21 | 1986-12-24 | Hitachi Ltd | Steam turbine nozzle box |
-
1987
- 1987-11-19 JP JP1987175790U patent/JP2524778Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5958265A (en) * | 1982-09-27 | 1984-04-03 | Toshiba Corp | Device for tightening flanges of high-temperature fluid container |
| JPS60116003U (en) * | 1984-01-13 | 1985-08-06 | 株式会社日立製作所 | diaphragm |
| JPS61294102A (en) * | 1985-06-21 | 1986-12-24 | Hitachi Ltd | Steam turbine nozzle box |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004353675A (en) * | 2003-05-29 | 2004-12-16 | General Electric Co <Ge> | Horizontal joint seal system for steam turbine diaphragm assembly |
| JP2013076339A (en) * | 2011-09-29 | 2013-04-25 | Toshiba Corp | Steam turbine casing |
| JP2014080926A (en) * | 2012-10-17 | 2014-05-08 | Toshiba Corp | Nozzle diaphragm connected body and steam turbine |
| JP2016153633A (en) * | 2015-02-20 | 2016-08-25 | 三菱日立パワーシステムズ株式会社 | Retainer, rotary machine, process of manufacture of rotary machine, assembling process and removal method |
| US10760449B2 (en) | 2015-02-20 | 2020-09-01 | Mitsubishi Hitachi Power Systems, Ltd. | Fixing device, rotary machine, manufacturing method of rotary machine, assembling method of rotary machine, and disassembling method of rotary machine |
| WO2016152866A1 (en) * | 2015-03-26 | 2016-09-29 | 三菱日立パワーシステムズ株式会社 | Securing device, steam turbine, and rotary machine manufacturing method and assembly method |
| JP2016183650A (en) * | 2015-03-26 | 2016-10-20 | 三菱日立パワーシステムズ株式会社 | FIXING DEVICE, STEAM TURBINE, ROTARY MACHINE MANUFACTURING METHOD AND ASSEMBLY METHOD |
| JP2018184946A (en) * | 2017-04-27 | 2018-11-22 | ジン・ヤン・ティービーエックス・カンパニー・リミテッド | Turbine nozzle plate assembly |
| WO2026020600A1 (en) * | 2024-07-24 | 2026-01-29 | 华能国际电力股份有限公司上安电厂 | Steam turbine diaphragm and machining device therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2524778Y2 (en) | 1997-02-05 |