JPH0216395U - - Google Patents
Info
- Publication number
- JPH0216395U JPH0216395U JP9454188U JP9454188U JPH0216395U JP H0216395 U JPH0216395 U JP H0216395U JP 9454188 U JP9454188 U JP 9454188U JP 9454188 U JP9454188 U JP 9454188U JP H0216395 U JPH0216395 U JP H0216395U
- Authority
- JP
- Japan
- Prior art keywords
- net guard
- sealing device
- stern tube
- tube shaft
- shaft sealing
- 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 5
- 239000012530 fluid Substances 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000013535 sea water Substances 0.000 description 1
Landscapes
- 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
例を示す概略的要部断面図、第２図は同じくネツ
トガードの正面図、第３図は同じくネツトガード
の一部拡大縦断側面図である。
１……船体、２……プロペラボス、３……プロ
ペラ軸、４……スリーブライナ、５……第１のリ
ツプシール、７……第１のセグメントシール、８
……第２のセグメントシール、９……第２のリツ
プシール、１０……ボルト、１１……アフトカバ
ー、１２……ネツトガード、１３，１３……分割
リング、１４……立上り片部、１４ａ……先端、
１５……溝、１６……ボルト、ａ……隙間、Ｓ…
…海水（外部流体）。
Fig. 1 is a schematic sectional view of essential parts showing an embodiment of the stern tube shaft sealing device according to the present invention, Fig. 2 is a front view of the net guard, and Fig. 3 is a partially enlarged vertical sectional side view of the net guard. be. DESCRIPTION OF SYMBOLS 1... Hull, 2... Propeller boss, 3... Propeller shaft, 4... Sleeve liner, 5... First lip seal, 7... First segment seal, 8
...Second segment seal, 9...Second lip seal, 10...Bolt, 11...Aft cover, 12...Net guard, 13, 13...Division ring, 14...Rising piece, 14a...Tip ,
15...Groove, 16...Bolt, a...Gap, S...
...Seawater (external fluid).
Claims (1)
固定されて回転するスリーブライナを介して外部
からの流体の流入を封止するシール構造を有し、
かつ前記プロペラボスとの間に対向位置する船体
側に固定されるシール部材をアフトカバーで保持
した船尾管軸封装置において、前記スリーブライ
ナの外周に、断面Ｌ字形の金属製分割リングから
なるネツトガードを締結固定し、このネツトガー
ドの立上り先端を先鋭なカツター部として前記ア
フトカバーに隙間調整可能に対向させたことを特
徴とする船尾管軸封装置。 ２ ネツトガードの内周面に網目状の溝を形成し
たことを特徴とする請求項１記載の船尾管軸封装
置。[Claims for Utility Model Registration] 1. A seal structure that seals the periphery of the propeller shaft of the hull from inflow of fluid from the outside via a rotating sleeve liner fixed to the propeller boss,
In the stern tube shaft sealing device in which a sealing member fixed to the hull side facing the propeller boss is held by an aft cover, a net guard consisting of a metal split ring having an L-shaped cross section is provided on the outer periphery of the sleeve liner. A stern tube shaft sealing device, characterized in that the net guard is fastened and fixed, and the rising tip of the net guard is used as a sharp cutter portion to face the aft cover so that the gap can be adjusted. 2. The stern tube shaft sealing device according to claim 1, wherein a mesh-like groove is formed on the inner peripheral surface of the net guard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9454188U JPH0216395U (en) | 1988-07-19 | 1988-07-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9454188U JPH0216395U (en) | 1988-07-19 | 1988-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0216395U true JPH0216395U (en) | 1990-02-01 |
Family
ID=31319080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9454188U Pending JPH0216395U (en) | 1988-07-19 | 1988-07-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0216395U (en) |
-
1988
- 1988-07-19 JP JP9454188U patent/JPH0216395U/ja active Pending