JPS62112097U - - Google Patents
Info
- Publication number
- JPS62112097U JPS62112097U JP20477685U JP20477685U JPS62112097U JP S62112097 U JPS62112097 U JP S62112097U JP 20477685 U JP20477685 U JP 20477685U JP 20477685 U JP20477685 U JP 20477685U JP S62112097 U JPS62112097 U JP S62112097U
- Authority
- JP
- Japan
- Prior art keywords
- door
- flange
- tapered portion
- main body
- ring
- 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 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Description
第１図は第２図の要部拡大図、第２図は炉のド
アに本考案を適用した実施例の断面図、第３図は
本体内を減圧したときの拡大図、第４図は本体内
を加圧したときの拡大図、第５図は従来例の説明
図である。
図中、１は本体、２は開口部、３はドア、４は
本体フランジ、５はドアフランジ、６は内面外周
、８に溝、９はＯリング、１０は第１のテーパー
部、１１は第２のテーパー部、１２は第３のテー
パー部を示す。
Figure 1 is an enlarged view of the main part of Figure 2, Figure 2 is a sectional view of an embodiment in which the present invention is applied to a furnace door, Figure 3 is an enlarged view of the main body when the pressure is reduced, and Figure 4 is an enlarged view of the main part of Figure 2. FIG. 5, which is an enlarged view when pressurizing the inside of the main body, is an explanatory view of a conventional example. In the figure, 1 is the main body, 2 is the opening, 3 is the door, 4 is the main body flange, 5 is the door flange, 6 is the inner circumference, 8 is the groove, 9 is the O-ring, 10 is the first tapered part, and 11 is the The second tapered portion, 12, indicates the third tapered portion.
Claims (1)
ドアフランジの内面に設けられドアの外側に向つ
て拡開する第１のテーパー部と該第１のテーパー
部のドア内側端部からドアの内側に向つて拡開す
る第２のテーパー部とで形成された溝と、該溝に
嵌められたＯリングと、本体の開口部の周囲に取
付けられ前記ドアを閉じたとき前記ドアフランジ
の内面外周と接する本体フランジと、該本体フラ
ンジの内周面に設けられ前記第１のテーパー部よ
りも緩やかな勾配で本体の外側に向つて拡開し前
記ドアを閉じたとき前記Ｏリングが密接する第３
のテーパー部と、本体フランジとドアフランジに
嵌合する耐圧リングと、を備えたことを特徴とす
るドアのシール装置。 a door flange attached to the outer periphery of the door; a first tapered portion provided on the inner surface of the door flange that widens toward the outside of the door; a groove formed by a second tapered portion that expands toward the front; an O-ring fitted in the groove; and an O-ring that is attached around the opening of the main body and that is attached to the inner and outer periphery of the door flange when the door is closed. a third tapered portion that is provided on the inner circumferential surface of the main body flange and expands toward the outside of the main body with a gentler slope than the first tapered portion, and that the O-ring comes into close contact with when the door is closed;
A door sealing device comprising: a tapered portion; and a pressure ring that fits into a main body flange and a door flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20477685U JPH0224075Y2 (en) | 1985-12-28 | 1985-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20477685U JPH0224075Y2 (en) | 1985-12-28 | 1985-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62112097U true JPS62112097U (en) | 1987-07-16 |
| JPH0224075Y2 JPH0224075Y2 (en) | 1990-07-02 |
Family
ID=31170768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20477685U Expired JPH0224075Y2 (en) | 1985-12-28 | 1985-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0224075Y2 (en) |
-
1985
- 1985-12-28 JP JP20477685U patent/JPH0224075Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0224075Y2 (en) | 1990-07-02 |
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