JPS6430798U - - Google Patents
Info
- Publication number
- JPS6430798U JPS6430798U JP12569187U JP12569187U JPS6430798U JP S6430798 U JPS6430798 U JP S6430798U JP 12569187 U JP12569187 U JP 12569187U JP 12569187 U JP12569187 U JP 12569187U JP S6430798 U JPS6430798 U JP S6430798U
- Authority
- JP
- Japan
- Prior art keywords
- propeller shaft
- shaft
- annular recess
- stern tube
- seal member
- 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
- 239000013535 sea water Substances 0.000 claims description 2
Landscapes
- Mechanical Sealing (AREA)
- Sealing Devices (AREA)
Description
第１図は本考案に係る船尾管軸封装置の一実施
例を示す要部概略的断面図、第２図及び第３図は
同じく第１のシール機構を構成するセグメントシ
ール部材の要部説明図、第４図は従来の船尾管軸
封装置の要部概略的断面図である。
２１……船体の船尾管、２３……プロペラ軸、
２６，２７……ケース部材、２８……第１の環状
凹部、３０……セグメントシール部材、３２……
Ｏリング、３３……第１のリテーナ、３５……第
２の環状凹部、３６……Ｏリング、３７，３８，
３９……メカニカルシール部材、Ｓ……海水、Ｏ
……油。
FIG. 1 is a schematic cross-sectional view of the main parts showing one embodiment of the stern tube shaft sealing device according to the present invention, and FIGS. 2 and 3 are explanations of the main parts of the segment seal member constituting the first sealing mechanism. 4 are schematic cross-sectional views of essential parts of a conventional stern tube shaft sealing device. 21...Stern tube of the hull, 23...Propeller shaft,
26, 27... Case member, 28... First annular recess, 30... Segment seal member, 32...
O-ring, 33...first retainer, 35...second annular recess, 36...O-ring, 37, 38,
39...Mechanical seal member, S...Seawater, O
……oil.
Claims (1)
面に環状凹部を設け、この環状凹部の船尾管側に
前記プロペラ軸の外周に摺接されたセグメントシ
ール部材からなる第１のシール機構を配置すると
ともに、この第１のシール機構に対する海水側の
プロペラ軸の外周にメカニカルシール部材からな
る第２のシール機構を並設配置したことを特徴と
する船尾管軸封装置。 An annular recess is provided on the inner circumferential surface of the shaft hole of the case member into which the propeller shaft is inserted, and a first seal mechanism consisting of a segment seal member that is in sliding contact with the outer periphery of the propeller shaft is arranged on the stern tube side of the annular recess. A stern tube shaft sealing device characterized in that a second sealing mechanism made of a mechanical seal member is arranged in parallel to the outer periphery of the propeller shaft on the seawater side with respect to the first sealing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12569187U JPS6430798U (en) | 1987-08-20 | 1987-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12569187U JPS6430798U (en) | 1987-08-20 | 1987-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6430798U true JPS6430798U (en) | 1989-02-27 |
Family
ID=31376518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12569187U Pending JPS6430798U (en) | 1987-08-20 | 1987-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6430798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009522528A (en) * | 2006-01-05 | 2009-06-11 | サン−ゴバン パフォーマンス プラスティックス コーポレイション | Annular seal and pump including annular seal |
-
1987
- 1987-08-20 JP JP12569187U patent/JPS6430798U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009522528A (en) * | 2006-01-05 | 2009-06-11 | サン−ゴバン パフォーマンス プラスティックス コーポレイション | Annular seal and pump including annular seal |