JPH0429493U - - Google Patents
Info
- Publication number
- JPH0429493U JPH0429493U JP7168790U JP7168790U JPH0429493U JP H0429493 U JPH0429493 U JP H0429493U JP 7168790 U JP7168790 U JP 7168790U JP 7168790 U JP7168790 U JP 7168790U JP H0429493 U JPH0429493 U JP H0429493U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- stern
- drain pipe
- chamber
- stern tube
- 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
- Sealing Of Bearings (AREA)
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図は本考案の一実施例を示す概略的な説明
図、第２図は本考案の他の実施例を示す概略的な
説明図、第３図は従来構造を示す概略的な説明図
である。
１……プロペラ軸、４……船尾管、５……船尾
管軸受、６……船首側軸封装置、７……船尾側軸
封装置、７５……常用リツプ、７６……予備リツ
プ、７８……チヤンバ、１２，１２′……第一給
油管、１４，１４′……第一排油管、１４ａ，１
４ａ′，１７ａ，１７ａ′……下流端、１５……
油回収管（油回収部）、１６，１６′……第二給
油管、１７，１７′……第二排油管、１９……切
換弁、２０，２１……遮断弁（弁装置）、２４，
２５……加圧タンク（油回収部）、２７……第二
切換弁（弁装置）、Ａ，Ｂ……導圧回路。
Fig. 1 is a schematic explanatory diagram showing one embodiment of the present invention, Fig. 2 is a schematic explanatory diagram showing another embodiment of the present invention, and Fig. 3 is a schematic explanatory diagram showing a conventional structure. It is. 1... propeller shaft, 4... stern tube, 5... stern tube bearing, 6... bow side shaft sealing device, 7... stern side shaft sealing device, 75... regular lip, 76... spare lip, 78 ...Chamber, 12, 12'...First oil supply pipe, 14,14'...First oil drain pipe, 14a, 1
4a', 17a, 17a'...downstream end, 15...
Oil recovery pipe (oil recovery section), 16, 16'...Second oil supply pipe, 17, 17'...Second oil drain pipe, 19...Switching valve, 20, 21...Shutoff valve (valve device), 24 ，
25... Pressurized tank (oil recovery section), 27... Second switching valve (valve device), A, B... Pressure conduction circuit.
Claims (1)
側を向いた対軸受油シールが最も船尾管寄りの予
備リツプおよびその背面側の常用リツプからなる
船尾側軸封装置と、船尾管内周に軸受油を供給す
る第一給油管および船尾管内周から上方へ延びて
油回収部へ接続された第一排油管からなる船尾管
の導圧回路と、上記両リツプの間のチヤンバに軸
受油を供給する第二給油管および上記チヤンバか
ら上方へ延びて油回収部へ接続された第二排油管
からなり油回収高さが上記船尾管の導圧回路の油
回収高さよりも高位に設定されたチヤンバの導圧
回路と、上記チヤンバの導圧回路を開閉する弁装
置とを備えてなることを特徴とする船尾給油機構
。 ２ 請求項１の記載において、上記第一排油管に
、チヤンバからの油回収経路を油回収部または第
二排油管の下流側へ選択的に接続する切換弁を備
えてなることを特徴とする船尾給油機構。[Scope of Claim for Utility Model Registration] 1. A pair of bearing oil seals provided on the stern side of the stern tube with the inner diameter end facing the stern tube side, consisting of a spare lip closest to the stern tube and a regular lip on the rear side thereof. a shaft sealing device, a first oil supply pipe that supplies bearing oil to the inner periphery of the stern tube, and a first oil drain pipe that extends upward from the inner periphery of the stern tube and is connected to an oil recovery section; It consists of a second oil supply pipe that supplies bearing oil to the chamber between the lips, and a second oil drain pipe that extends upward from the chamber and connects to the oil recovery section. A stern oil supply mechanism comprising: a chamber pressure conduction circuit set at a higher level than a recovery height; and a valve device that opens and closes the chamber pressure conduction circuit. 2. The first oil drain pipe is characterized in that the first oil drain pipe is provided with a switching valve that selectively connects the oil recovery path from the chamber to the oil recovery section or the downstream side of the second oil drain pipe. Stern refueling mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7168790U JPH0429493U (en) | 1990-07-05 | 1990-07-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7168790U JPH0429493U (en) | 1990-07-05 | 1990-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0429493U true JPH0429493U (en) | 1992-03-10 |
Family
ID=31608942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7168790U Pending JPH0429493U (en) | 1990-07-05 | 1990-07-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429493U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5911994A (en) * | 1982-07-10 | 1984-01-21 | Mitsubishi Heavy Ind Ltd | Lubrication apparatus for stern shaft system |
-
1990
- 1990-07-05 JP JP7168790U patent/JPH0429493U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5911994A (en) * | 1982-07-10 | 1984-01-21 | Mitsubishi Heavy Ind Ltd | Lubrication apparatus for stern shaft system |
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