JPS62154203U - - Google Patents
Info
- Publication number
- JPS62154203U JPS62154203U JP4242686U JP4242686U JPS62154203U JP S62154203 U JPS62154203 U JP S62154203U JP 4242686 U JP4242686 U JP 4242686U JP 4242686 U JP4242686 U JP 4242686U JP S62154203 U JPS62154203 U JP S62154203U
- Authority
- JP
- Japan
- Prior art keywords
- plug
- valve
- valve stem
- bonnet
- body casing
- 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
Landscapes
- Control Of Turbines (AREA)
Description
第１図より第６図は本考案に関し、第１図より
第３図は第１実施例を、第４図より第６図は第２
実施例を示し、第１図は蒸気加減弁の構成を示す
縦断面図、第２図は第１図のＢ−Ｂ線矢視の断面
図、第３図は第１図のＡ部の詳細断面図、第４図
は他例の蒸気加減弁の構成を示す縦断面図、第５
図は第４図のＣ−Ｃ線矢視の断面図、第６図は第
４図のＢ部の詳細断面図、第７図以下は従来の蒸
気加減弁を示し、第７図は加減弁のプラグ閉状態
を示す縦断面図、第８図は加減弁のプラグ開状態
を示す縦断面図、第９図は第７図のＹ部拡大断面
図である。
１……ボンネツト、２……弁棒ガイド、３……
弁棒、４……プラグ、５……マフラ、６……弁体
ケーシング、８……シート部、ｔ……テーパ形状
部。
Figures 1 to 6 relate to the present invention, Figures 1 to 3 relate to the first embodiment, and Figures 4 to 6 relate to the second embodiment.
Embodiments are shown; FIG. 1 is a longitudinal cross-sectional view showing the structure of the steam control valve, FIG. 2 is a cross-sectional view taken along line B-B in FIG. 1, and FIG. 3 is a detailed view of section A in FIG. A cross-sectional view, FIG. 4 is a vertical cross-sectional view showing the structure of another example of a steam control valve, and FIG.
The figure is a cross-sectional view taken along line C-C in Figure 4, Figure 6 is a detailed cross-sectional view of section B in Figure 4, Figure 7 and subsequent figures show a conventional steam control valve, and Figure 7 is a control valve. FIG. 8 is a vertical cross-sectional view showing the plug in the closed state of the control valve, FIG. 9 is an enlarged cross-sectional view of the Y section in FIG. 7. 1...Bonnet, 2...Valve stem guide, 3...
Valve stem, 4...Plug, 5...Muffler, 6...Valve body casing, 8...Seat portion, t...Tapered portion.
Claims (1)
弁棒ガイドを固設させ、該ガイド内に弁棒を上下
摺動可能に挿嵌させると共に、前記弁棒の先端に
ボンネツトの内周を摺動する側壁をもつたプラグ
を装着させ、該弁棒の上下動に応じて前記プラグ
が摺動して蒸気量を調整するようにした蒸気加減
弁において、ボンネツト下端および弁体ケーシン
グ間に固設したマフラの弁体ケーシング側端のプ
ラグ摺動面側を、プラグ面に対しすき間を有せし
めると共に、プラグの上昇に伴つて、漸次すき間
が増大するようテーパ状に形成した蒸気タービン
の蒸気加減弁。 A valve stem guide is fixed at the center of a bonnet fitted into the valve body casing, and the valve stem is inserted into the guide so as to be slidable up and down, and the inner periphery of the bonnet is slid on the tip of the valve stem. A muffler fixedly installed between a lower end of a bonnet and a valve body casing in a steam control valve in which a plug having a side wall is attached and the plug slides to adjust the amount of steam according to the vertical movement of the valve stem. A steam control valve for a steam turbine, in which the plug sliding surface side of the valve body casing side end has a gap with the plug surface, and is tapered so that the gap gradually increases as the plug rises.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4242686U JPS62154203U (en) | 1986-03-25 | 1986-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4242686U JPS62154203U (en) | 1986-03-25 | 1986-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62154203U true JPS62154203U (en) | 1987-09-30 |
Family
ID=30858321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4242686U Pending JPS62154203U (en) | 1986-03-25 | 1986-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62154203U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011252410A (en) * | 2010-06-01 | 2011-12-15 | Mitsubishi Heavy Ind Ltd | Steam valve |
| JP2015533409A (en) * | 2012-11-02 | 2015-11-24 | フィッシャー コントロールズ インターナショナル リミテッド ライアビリティー カンパニー | Valve cage with no dead band between the noise reduction section and the high volume flow section |
-
1986
- 1986-03-25 JP JP4242686U patent/JPS62154203U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011252410A (en) * | 2010-06-01 | 2011-12-15 | Mitsubishi Heavy Ind Ltd | Steam valve |
| JP2015533409A (en) * | 2012-11-02 | 2015-11-24 | フィッシャー コントロールズ インターナショナル リミテッド ライアビリティー カンパニー | Valve cage with no dead band between the noise reduction section and the high volume flow section |
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