JPS644805U - - Google Patents
Info
- Publication number
- JPS644805U JPS644805U JP9926487U JP9926487U JPS644805U JP S644805 U JPS644805 U JP S644805U JP 9926487 U JP9926487 U JP 9926487U JP 9926487 U JP9926487 U JP 9926487U JP S644805 U JPS644805 U JP S644805U
- Authority
- JP
- Japan
- Prior art keywords
- engaging portion
- gap adjustment
- gap
- locking groove
- turbine rotor
- 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
- 238000012856 packing Methods 0.000 claims description 8
Description
第１図は本考案による一実施例のパツキンリン
グの断面図、第２図は従来の蒸気タービン通路部
の断面図、第３図は従来のパツキンリングの断面
図、第４図は調整加工したパツキンリングの断面
図である。
２……ノズルダイアフラム、３……タービンロ
ータ、４……ストリツプ、５……パツキンリング
、７……ロータパツキン、１０……シム、１１…
…連結ネジ。
Fig. 1 is a sectional view of a packing ring according to an embodiment of the present invention, Fig. 2 is a sectional view of a conventional steam turbine passage, Fig. 3 is a sectional view of a conventional packing ring, and Fig. 4 is a sectional view of a conventional packing ring. It is a sectional view of a packing ring. 2... Nozzle diaphragm, 3... Turbine rotor, 4... Strip, 5... Packing ring, 7... Rotor packing, 10... Shim, 11...
...Connection screw.
Claims (1)
設けられた環状係止溝に、タービンロータの軸方
向に移動可能となるように側面を係止溝内壁と間
隙を保持して嵌挿された係合部と、この係合部と
連結されタービンロータ側に突出した突出部と、
前記係合部の側面に取付けられた間隙調整捩子と
、この間隙調整捩子と前記係合部間に介挿された
間隙調整板とからなり、前記間隙調整板の厚さを
調整することにより前記係合部側面と係止溝内壁
との間隙量を変化させて係合部の移動量を調整可
能に構成したことを特徴とする蒸気タービンのパ
ツキンリング。 (2) 間隙調整捩子が蒸気流の方向に沿つて取付
けられていることを特徴とする実用新案登録請求
の範囲第１項記載の蒸気タービンのパツキンリン
グ。[Claims for Utility Model Registration] (1) The nozzle diaphragm has an annular locking groove provided on the turbine rotor surface, the side surface of which is movable in the axial direction of the turbine rotor by maintaining a gap with the inner wall of the locking groove. an engaging portion that is fitted into the engaging portion; a protruding portion that is connected to the engaging portion and protrudes toward the turbine rotor;
It consists of a gap adjustment screw attached to a side surface of the engagement part, and a gap adjustment plate inserted between the gap adjustment screw and the engagement part, and the thickness of the gap adjustment plate is adjusted. A packing ring for a steam turbine, characterized in that the amount of movement of the engaging portion can be adjusted by changing the amount of gap between the side surface of the engaging portion and the inner wall of the locking groove. (2) The packing ring for a steam turbine according to claim 1 of the utility model registration, characterized in that the gap adjustment screw is attached along the direction of steam flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9926487U JPS644805U (en) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9926487U JPS644805U (en) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS644805U true JPS644805U (en) | 1989-01-12 |
Family
ID=31326263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9926487U Pending JPS644805U (en) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS644805U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004060657A (en) * | 2002-07-29 | 2004-02-26 | General Electric Co <Ge> | End gap seals for interstage packing seals in steam turbine diaphragms and methods of incorporating same |
-
1987
- 1987-06-30 JP JP9926487U patent/JPS644805U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004060657A (en) * | 2002-07-29 | 2004-02-26 | General Electric Co <Ge> | End gap seals for interstage packing seals in steam turbine diaphragms and methods of incorporating same |