JPS6157104U - - Google Patents
Info
- Publication number
- JPS6157104U JPS6157104U JP14084284U JP14084284U JPS6157104U JP S6157104 U JPS6157104 U JP S6157104U JP 14084284 U JP14084284 U JP 14084284U JP 14084284 U JP14084284 U JP 14084284U JP S6157104 U JPS6157104 U JP S6157104U
- Authority
- JP
- Japan
- Prior art keywords
- steam turbine
- pressure steam
- low
- casing
- horizontal flange
- 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.)
- Pending
Links
- 230000013011 mating Effects 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
Description
第１図ないし第３図は、それぞれ本考案を適用
した内部ケーシングの水平フランジ中央部を示す
縦断面図、第４図は低圧蒸気タービンを示す縦断
面図、第５図は従来の低圧蒸気タービンにおける
水平フランジの合せ面に沿う横断概略図である。
１……外部ケーシング、１ａ……水平フランジ
、２……内部ケーシング、２ａ……水平フランジ
、２ｂ……合せ面インロー部、２ｃ……突起部、
３……排気室、４……補強リブ、５……蒸気導入
部、６……ベロー、７……フランジ、８……クロ
スオーバ管、９……大気放出板、１０……蒸気室
、１１……タービン軸、１２……動翼、１３……
静翼、１４……ノズルダイヤフラム、１５……抽
気室、１６……抽気管、１７……軸受、１８……
軸受カバー、１９……パツキン、２０，２２，２
４，２５……キー、３０，３０ａ，３０ｂ……キ
ー溝部材。
Figures 1 to 3 are longitudinal cross-sectional views showing the center of the horizontal flange of the internal casing to which the present invention is applied, Figure 4 is a vertical cross-sectional view of a low-pressure steam turbine, and Figure 5 is a conventional low-pressure steam turbine. FIG. 1...External casing, 1a...Horizontal flange, 2...Inner casing, 2a...Horizontal flange, 2b...Matching surface spigot part, 2c...Protrusion part,
3... Exhaust chamber, 4... Reinforcement rib, 5... Steam introduction section, 6... Bellows, 7... Flange, 8... Crossover pipe, 9... Atmospheric discharge plate, 10... Steam chamber, 11 ... Turbine shaft, 12 ... Moving blade, 13 ...
Stationary blade, 14... Nozzle diaphragm, 15... Bleed chamber, 16... Bleed pipe, 17... Bearing, 18...
Bearing cover, 19...Packskin, 20, 22, 2
4, 25...Key, 30, 30a, 30b...Keyway member.
Claims (1)
し、キーおよびキー溝によつて両ケーシングを係
止した低圧蒸気タービンにおいて、前記内部ケー
シングの水平フランジの外面にキー溝部材をボル
ト止めしたことを特徴とする低圧蒸気タービン。 (2) 内部ケーシングの水平フランジの外面に形
成した合せ面インローに、キー溝部材を嵌合して
ボルト止めしたことを特徴とする実用新案登録請
求の範囲第１項記載の低圧蒸気タービン。 (3) 内部ケーシングの水平フランジの外面に突
起部を形成し、この突起部の両側に２分割構成の
キー溝部材を配置して両締ボルトで固定したこと
を特徴とする実用新案登録請求の範囲第１項記載
の低圧蒸気タービン。[Claims for Utility Model Registration] (1) In a low-pressure steam turbine in which an inner casing is disposed within an outer casing and both casings are locked by a key and a keyway, a keyway is provided on the outer surface of a horizontal flange of the inner casing. A low-pressure steam turbine characterized by parts that are bolted together. (2) The low-pressure steam turbine according to claim 1, characterized in that a key groove member is fitted into a mating surface pilot formed on the outer surface of the horizontal flange of the internal casing and secured with bolts. (3) A utility model registration claim characterized in that a protrusion is formed on the outer surface of the horizontal flange of the internal casing, and two-part keyway members are arranged on both sides of the protrusion and fixed with bolts on both sides. A low pressure steam turbine according to scope 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14084284U JPS6157104U (en) | 1984-09-19 | 1984-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14084284U JPS6157104U (en) | 1984-09-19 | 1984-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6157104U true JPS6157104U (en) | 1986-04-17 |
Family
ID=30699185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14084284U Pending JPS6157104U (en) | 1984-09-19 | 1984-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6157104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
1984
- 1984-09-19 JP JP14084284U patent/JPS6157104U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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