JPH0329773U - - Google Patents
Info
- Publication number
- JPH0329773U JPH0329773U JP9013889U JP9013889U JPH0329773U JP H0329773 U JPH0329773 U JP H0329773U JP 9013889 U JP9013889 U JP 9013889U JP 9013889 U JP9013889 U JP 9013889U JP H0329773 U JPH0329773 U JP H0329773U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- sealing structure
- shaft
- valve
- valve body
- 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 6
- 230000013011 mating Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mechanical Sealing (AREA)
Description
第１図はこの考案による軸封止構造の一実施例
を示す概略断面図、第２図は第１図に示すものの
要部拡大断面図、第３図は従来の軸封止構造を示
す概略断面図である。
１……シールリング、２……シール面、３……
摺動面、４……ベロー部、５……締め付けバンド
、６……メイテイングリング、７……摺動密封面
、８……プレート、９……突出部、１０，１１…
…段部、１２……ボルト、１３，１４……ナツト
、１５，２７……回転軸、１６，２６……弁本体
、１７……ガスケツト、１８……凹部、２５……
グランドパツキン。
Fig. 1 is a schematic sectional view showing an embodiment of the shaft sealing structure according to this invention, Fig. 2 is an enlarged sectional view of the main part of the structure shown in Fig. 1, and Fig. 3 is a schematic diagram showing a conventional shaft sealing structure. FIG. 1... Seal ring, 2... Seal surface, 3...
Sliding surface, 4... Bellows part, 5... Tightening band, 6... Mating ring, 7... Sliding sealing surface, 8... Plate, 9... Protruding part, 10, 11...
...Stepped portion, 12... Bolt, 13, 14... Nut, 15, 27... Rotating shaft, 16, 26... Valve body, 17... Gasket, 18... Recess, 25...
Grand Patsukin.
Claims (1)
に設けられて、両者間をシールする軸封止構造で
あつて、該軸封止構造は、前記回転軸の外周に固
設される弾性を有する環状のシールリングと、前
記弁本体に固設される環状のメイテイングリング
とを具え、前記環状のシールリングが弁内のガス
圧力によつて前記回転軸の軸線方向に押圧されて
前記メイテイングリングに接触し、それらの間を
シールすることを特徴とする軸封止構造。 A shaft sealing structure provided between a rotating shaft and a valve body supporting the rotating shaft to seal the space between the two, the shaft sealing structure being fixed to the outer periphery of the rotating shaft. The valve includes an annular seal ring having elasticity and an annular mating ring fixed to the valve body, and the annular seal ring is pressed in the axial direction of the rotating shaft by gas pressure within the valve. A shaft sealing structure that contacts the mating ring and seals between them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9013889U JPH0329773U (en) | 1989-07-31 | 1989-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9013889U JPH0329773U (en) | 1989-07-31 | 1989-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0329773U true JPH0329773U (en) | 1991-03-25 |
Family
ID=31639677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9013889U Pending JPH0329773U (en) | 1989-07-31 | 1989-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0329773U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5899562A (en) * | 1981-12-03 | 1983-06-13 | Sei Okano | Shaft sealing device |
-
1989
- 1989-07-31 JP JP9013889U patent/JPH0329773U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5899562A (en) * | 1981-12-03 | 1983-06-13 | Sei Okano | Shaft sealing device |