JPS6357862U - - Google Patents
Info
- Publication number
- JPS6357862U JPS6357862U JP15210486U JP15210486U JPS6357862U JP S6357862 U JPS6357862 U JP S6357862U JP 15210486 U JP15210486 U JP 15210486U JP 15210486 U JP15210486 U JP 15210486U JP S6357862 U JPS6357862 U JP S6357862U
- Authority
- JP
- Japan
- Prior art keywords
- sealing
- shaft
- pressure
- fluid
- supply path
- 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
- 238000007789 sealing Methods 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
第１図は本考案の一実施例としての回転機械の
軸封装置の要部を示す断面図であり、第２，３図
は従来の回転機械の軸封装置を示すもので、第２
図は軸封装置の配設位置を説明するための断面図
、第３図は上記軸封装置を示す断面図である。
図において、７……回転軸、１００……軸封装
置、１１１……軸封ハウジング、１１２……軸ス
リーブ、１１２ａ，１１２ｂ……ラビリンス、１
１４，１１７……非接触型カーボンリング、１２
０，１２１……シールリング、１２５……蒸気供
給路、１２９……軸封部分、１３０……シールガ
ス供給路。
FIG. 1 is a sectional view showing the main parts of a shaft sealing device for a rotating machine as an embodiment of the present invention, and FIGS. 2 and 3 show a conventional shaft sealing device for a rotating machine.
The figure is a cross-sectional view for explaining the arrangement position of the shaft sealing device, and FIG. 3 is a cross-sectional view showing the shaft sealing device. In the figure, 7... Rotating shaft, 100... Shaft seal device, 111... Shaft seal housing, 112... Shaft sleeve, 112a, 112b... Labyrinth, 1
14,117...Non-contact carbon ring, 12
0,121... Seal ring, 125... Steam supply path, 129... Shaft seal portion, 130... Seal gas supply path.
Claims (1)
洩を封止する軸封装置において、そのハウジング
内に、上記回転軸の軸方向に所要の間隔をあけて
配設された一対の非接触式リング部材をそなえ、
これらのリング部材間の軸封部分に、上記内部流
体の圧力よりも高い圧力に設定されたシール用流
体を供給するシール用流体供給路が接続されると
ともに、内部流体側の上記リング部材よりも更に
内部流体側の部分に、上記シール用流体の圧力よ
りも低く上記内部流体の圧力よりも高い圧力に設
定された蒸気を供給する蒸気供給路が接続された
ことを特徴とする回転機械の軸封装置。 In a shaft sealing device for sealing internal fluid leakage through the circumferential surface of a rotating shaft of a rotating machine, a pair of non-contact rings are arranged in the housing at a required interval in the axial direction of the rotating shaft. Prepare the parts,
A sealing fluid supply path for supplying a sealing fluid set at a pressure higher than the pressure of the internal fluid is connected to the shaft sealing portion between these ring members, and the sealing fluid supply path is connected to the shaft sealing portion between the ring members. A shaft of a rotating machine, further comprising a steam supply path for supplying steam set at a pressure lower than the pressure of the sealing fluid and higher than the pressure of the internal fluid, further connected to a portion on the internal fluid side. Sealing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15210486U JPS6357862U (en) | 1986-10-04 | 1986-10-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15210486U JPS6357862U (en) | 1986-10-04 | 1986-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6357862U true JPS6357862U (en) | 1988-04-18 |
Family
ID=31069779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15210486U Pending JPS6357862U (en) | 1986-10-04 | 1986-10-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6357862U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11108201A (en) * | 1997-10-07 | 1999-04-20 | Mitsubishi Heavy Ind Ltd | Shaft-sealing device |
| JP4724731B2 (en) * | 2008-04-11 | 2011-07-13 | 日本ピラー工業株式会社 | Mechanical seal and mechanical seal device |
-
1986
- 1986-10-04 JP JP15210486U patent/JPS6357862U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11108201A (en) * | 1997-10-07 | 1999-04-20 | Mitsubishi Heavy Ind Ltd | Shaft-sealing device |
| JP4724731B2 (en) * | 2008-04-11 | 2011-07-13 | 日本ピラー工業株式会社 | Mechanical seal and mechanical seal device |
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