JPH03105766U - - Google Patents

Info

Publication number
JPH03105766U
JPH03105766U JP1990013756U JP1375690U JPH03105766U JP H03105766 U JPH03105766 U JP H03105766U JP 1990013756 U JP1990013756 U JP 1990013756U JP 1375690 U JP1375690 U JP 1375690U JP H03105766 U JPH03105766 U JP H03105766U
Authority
JP
Japan
Prior art keywords
lip seal
casing
stern tube
pressure equalization
equalization hole
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.)
Granted
Application number
JP1990013756U
Other languages
Japanese (ja)
Other versions
JPH0642144Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1990013756U priority Critical patent/JPH0642144Y2/en
Publication of JPH03105766U publication Critical patent/JPH03105766U/ja
Application granted granted Critical
Publication of JPH0642144Y2 publication Critical patent/JPH0642144Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Sealing With Elastic Sealing Lips (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例に係る非常用シール
機構を具備した船尾管軸封装置を示す半裁断面図
、第２図は同じく要部拡大断面図、第３図は従来
の非常用シール機構を具備した船尾管軸封装置を
示す半裁断面図である。 ４……プロペラ軸、６……ケーシング、８……
船尾管軸受、１０……スリーブ、１６……常用リ
ツプシール、１８……予備リツプシール、２０…
…軸受油室、２２……チヤンバ、２８，３０……
均圧孔、３２……弁室、３４……ねじ穴、３６…
…ブツシユ、４４……埋め込みボルト、４６……
連結桿。 Fig. 1 is a half-cut sectional view showing a stern tube shaft sealing device equipped with an emergency seal mechanism according to an embodiment of the present invention, Fig. 2 is an enlarged sectional view of the same main part, and Fig. 3 is a conventional emergency seal. It is a half-cut sectional view showing a stern tube shaft sealing device equipped with a mechanism. 4... Propeller shaft, 6... Casing, 8...
Stern tube bearing, 10... Sleeve, 16... Regular lip seal, 18... Spare lip seal, 20...
...Bearing oil chamber, 22...Chamber, 28, 30...
Equalizing hole, 32... Valve chamber, 34... Screw hole, 36...
...Button, 44...Built-in bolt, 46...
Connecting rod.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] プロペラ軸に外装したスリーブに摺接する複数
のリツプシールがケーシング内周に保持され、対
軸受油シールとして、最も船尾管軸受寄りに位置
する予備リツプシールと、該予備リツプシールの
背面側に位置する常用リツプシールを有する船尾
管軸封装置において、予備リツプシールの正面の
軸受油室と該リツプシールの背面のチヤンバを、
ケーシングに貫通した均圧孔を介して連通し、該
均圧孔の中途部に形成した弁室に、ケーシングの
外部からねじ込まれた埋め込みボルトと連結され
て、前記均圧孔を開閉するブツシユを設けたこと
を特徴とする船尾管軸封装置の非常用シール機構
。 A plurality of lip seals are held on the inner periphery of the casing and are in sliding contact with a sleeve mounted on the propeller shaft.As anti-bearing oil seals, there is a spare lip seal located closest to the stern tube bearing, and a regular lip seal located on the back side of the spare lip seal. In a stern tube shaft sealing device having a bearing oil chamber in front of the preliminary lip seal and a chamber in the back of the lip seal,
A bush is connected to a valve chamber formed in the middle of the pressure equalization hole through a pressure equalization hole penetrating the casing and is connected to an embedded bolt screwed from the outside of the casing to open and close the pressure equalization hole. An emergency sealing mechanism for a stern tube shaft sealing device.
JP1990013756U 1990-02-16 1990-02-16 Emergency seal mechanism of stern tube shaft sealing device Expired - Lifetime JPH0642144Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990013756U JPH0642144Y2 (en) 1990-02-16 1990-02-16 Emergency seal mechanism of stern tube shaft sealing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990013756U JPH0642144Y2 (en) 1990-02-16 1990-02-16 Emergency seal mechanism of stern tube shaft sealing device

Publications (2)

Publication Number Publication Date
JPH03105766U true JPH03105766U (en) 1991-11-01
JPH0642144Y2 JPH0642144Y2 (en) 1994-11-02

Family

ID=31517151

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990013756U Expired - Lifetime JPH0642144Y2 (en) 1990-02-16 1990-02-16 Emergency seal mechanism of stern tube shaft sealing device

Country Status (1)

Country Link
JP (1) JPH0642144Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019032079A (en) * 2017-08-08 2019-02-28 エス・ケイ・エフ マリーン ゲゼルシャフト ミット ベシュレンクテル ハフツングＳＫＦ Ｍａｒｉｎｅ ＧｍｂＨ Seal assembly including connecting channel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019032079A (en) * 2017-08-08 2019-02-28 エス・ケイ・エフ マリーン ゲゼルシャフト ミット ベシュレンクテル ハフツングＳＫＦ Ｍａｒｉｎｅ ＧｍｂＨ Seal assembly including connecting channel

Also Published As

Publication number Publication date
JPH0642144Y2 (en) 1994-11-02

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term