JPS61188988U - - Google Patents
Info
- Publication number
- JPS61188988U JPS61188988U JP7224785U JP7224785U JPS61188988U JP S61188988 U JPS61188988 U JP S61188988U JP 7224785 U JP7224785 U JP 7224785U JP 7224785 U JP7224785 U JP 7224785U JP S61188988 U JPS61188988 U JP S61188988U
- Authority
- JP
- Japan
- Prior art keywords
- seal
- floating roof
- guide shoe
- tank
- end fixed
- 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
Links
- 238000007789 sealing Methods 0.000 claims 2
Description
第１図は本考案の断面図、第２図は従来装置の
断面図である。
１は側壁内面、２は浮屋根、３はガイドシユー
部、４はリンク装置、５は一次シール、８ａはカ
バーシール、８ｂはワイパーシールを示す。
FIG. 1 is a sectional view of the present invention, and FIG. 2 is a sectional view of a conventional device. 1 is the inner surface of the side wall, 2 is the floating roof, 3 is the guide shoe section, 4 is the link device, 5 is the primary seal, 8a is the cover seal, and 8b is the wiper seal.
Claims (1)
するガイドシユー部と、該ガイドシユー部を浮屋
根の上下動に連動し、かつ、側壁内面に押し付け
るように係合するリンク装置と、一端がガイドシ
ユー部の内面に、他端が前記浮屋根の外周面に固
着され、前記リンク装置の上部に位置し互いに密
接するＵ字状の一次シールと、該一次シールの上
部に配設される二次シールとよりなる浮屋根式油
タンクのシール装置において、一端が浮屋根の外
縁部に、他端がガイドシユー部の上端部に固着さ
れたカバーシールと、一端が前記ガイドシユー部
の上端部に、他端がタンクの側壁内面に摺接する
ワイパーシールとにより二次シールを構成し、該
ワイパーシールと前記一次シールのみを耐油ゴム
製としたことを特徴とする浮屋根式油タンクのシ
ール装置。 A guide shoe portion that slides on the inner surface of the side wall of the cylindrical tank and is in close contact with each other; a link device that engages the guide shoe portion in conjunction with the vertical movement of the floating roof and presses it against the inner surface of the side wall; A U-shaped primary seal whose other end is fixed to the outer circumferential surface of the floating roof and is located on the upper part of the link device and is in close contact with each other, and a secondary seal disposed on the upper part of the primary seal. A sealing device for a floating roof oil tank includes a cover seal having one end fixed to the outer edge of the floating roof and the other end fixed to the upper end of the guide shoe part, and one end fixed to the upper end of the guide shoe part and the other end fixed to the tank. A sealing device for a floating roof type oil tank, characterized in that a secondary seal is constituted by a wiper seal that slides on the inner surface of a side wall of the tank, and only the wiper seal and the primary seal are made of oil-resistant rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985072247U JPH037351Y2 (en) | 1985-05-17 | 1985-05-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985072247U JPH037351Y2 (en) | 1985-05-17 | 1985-05-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61188988U true JPS61188988U (en) | 1986-11-25 |
| JPH037351Y2 JPH037351Y2 (en) | 1991-02-22 |
Family
ID=30610483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985072247U Expired JPH037351Y2 (en) | 1985-05-17 | 1985-05-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH037351Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6068287A (en) * | 1983-09-12 | 1985-04-18 | 日本鋼管株式会社 | Floating roof sealing device for oil tank |
-
1985
- 1985-05-17 JP JP1985072247U patent/JPH037351Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6068287A (en) * | 1983-09-12 | 1985-04-18 | 日本鋼管株式会社 | Floating roof sealing device for oil tank |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH037351Y2 (en) | 1991-02-22 |
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