JPS6014204U - Steam turbine shaft sealing device - Google Patents
Steam turbine shaft sealing deviceInfo
- Publication number
- JPS6014204U JPS6014204U JP10650883U JP10650883U JPS6014204U JP S6014204 U JPS6014204 U JP S6014204U JP 10650883 U JP10650883 U JP 10650883U JP 10650883 U JP10650883 U JP 10650883U JP S6014204 U JPS6014204 U JP S6014204U
- Authority
- JP
- Japan
- Prior art keywords
- steam turbine
- sealing device
- rotating shaft
- shaft sealing
- turbine shaft
- 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
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
第１図は蒸気タービンの軸封部を示す断面図、第２図は
その回転軸とパツキンリングとの部分を拡大して示す断
面図、第３図は本考案による蒸気タービンの軸封装置の
一実施例を示す断面図、第４図はその階段状ステップ部
を拡大して示す断面図、第５図はパツキン数と漏出量と
の関係を示す特性図、第６図は本考案の他の実施例を示
す断面図である。
２・・・仕切板、３・・・回転軸、８・・・蒸気、１０
ａ。
１０ｂ、ＩＯＣ・・・回転軸側階段状ステップ、１１ａ
。
１１ｂ、ＩＩＣ・・・突部、１２・・・パツキンリング
、１２ａ、 １２ｂ、 １２Ｇ・・・パツキンリン
グ側階段状ステップ、１３・・・テーパ面、１４ａ、１
４ｂ・・・長パツキン歯、類パツキン歯、１５・・・漏
洩蒸気流、７・・・間隙。
１ ″” １
第６図Fig. 1 is a cross-sectional view showing the shaft seal of a steam turbine, Fig. 2 is an enlarged cross-sectional view showing the rotating shaft and packing ring, and Fig. 3 is a sectional view of the shaft sealing device for a steam turbine according to the present invention. FIG. 4 is a sectional view showing an enlarged step portion of the embodiment; FIG. 5 is a characteristic diagram showing the relationship between the number of seals and the amount of leakage; and FIG. FIG. 2... Partition plate, 3... Rotating shaft, 8... Steam, 10
a. 10b, IOC...rotating shaft side stepped step, 11a
. 11b, IIC... Protrusion, 12... Packing ring, 12a, 12b, 12G... Packing ring side stepped step, 13... Tapered surface, 14a, 1
4b...Long packing tooth, similar packing tooth, 15...Leak steam flow, 7...Gap. 1 ″” 1 Figure 6
Claims (1)
との軸封部において、回転軸の周面に突部および溝部を
有する複数階段状ステップを形成し、パツキンリングの
周面にも回転軸側のステップに対向して複数階段状ステ
ップを形成するとともに、パツキンリング側ステップに
回転軸の突部および溝に僅かな間隙を介して対向する長
短のひれ状パツキン歯を設けたことを特徴とする蒸気タ
ービンの軸封装置。In the shaft seal between the packing ring provided on the partition plate of the steam turbine and the rotating shaft, a plurality of stepped steps having protrusions and grooves are formed on the circumferential surface of the rotating shaft. A plurality of step-shaped steps are formed opposite to the step, and the step on the packing ring side is provided with long and short fin-like packing teeth facing the protrusion and groove of the rotating shaft with a slight gap. Steam turbine shaft sealing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10650883U JPS6014204U (en) | 1983-07-11 | 1983-07-11 | Steam turbine shaft sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10650883U JPS6014204U (en) | 1983-07-11 | 1983-07-11 | Steam turbine shaft sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6014204U true JPS6014204U (en) | 1985-01-30 |
Family
ID=30249219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10650883U Pending JPS6014204U (en) | 1983-07-11 | 1983-07-11 | Steam turbine shaft sealing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6014204U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004245187A (en) * | 2003-02-17 | 2004-09-02 | Toshiba Corp | Non-contact seal device for turbo machine and steam turbine equipment using this device |
| JP2012072736A (en) * | 2010-09-29 | 2012-04-12 | Kobe Steel Ltd | Shaft seal device of rotary machine |
-
1983
- 1983-07-11 JP JP10650883U patent/JPS6014204U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004245187A (en) * | 2003-02-17 | 2004-09-02 | Toshiba Corp | Non-contact seal device for turbo machine and steam turbine equipment using this device |
| JP2012072736A (en) * | 2010-09-29 | 2012-04-12 | Kobe Steel Ltd | Shaft seal device of rotary machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6014204U (en) | Steam turbine shaft sealing device | |
| JPS58165201U (en) | Turbine blade seal structure | |
| JPS5911102U (en) | Seal device for the inner ring of the diaphragm | |
| JPS59115160U (en) | mechanical seal | |
| JPS5853864U (en) | Water turbine shaft water sealing device | |
| JPS6052304U (en) | Steam turbine shaft sealing device | |
| JPS58174963U (en) | Electric motor shaft sealing device | |
| JPS6092745U (en) | Soft laminate type cylinder head gasket | |
| JPS59177862U (en) | sealing device | |
| JPS5997277U (en) | Shaft sealing device for gas compressor | |
| JPS60145666U (en) | Shaft sealing device | |
| JPS6049354U (en) | Sealing device | |
| JPS60107460U (en) | mechanical seal | |
| JPS5816459U (en) | Rotating seal | |
| JPS59195252U (en) | mechanical seal | |
| JPS60182569U (en) | Mechanical seal for high pressure | |
| JPS60145667U (en) | Sealing device | |
| JPS59136074U (en) | Sealing device | |
| JPS5911954U (en) | mechanical seal | |
| JPS6077854U (en) | Shaft sealing device | |
| JPS5869154U (en) | Resin seal ring | |
| JPS586046U (en) | mechanical seal | |
| JPS6396378U (en) | ||
| JPS6028656U (en) | Rotating shaft sealing device | |
| JPS60191764U (en) | Seal member |