JPS62141965U - - Google Patents
Info
- Publication number
- JPS62141965U JPS62141965U JP2918286U JP2918286U JPS62141965U JP S62141965 U JPS62141965 U JP S62141965U JP 2918286 U JP2918286 U JP 2918286U JP 2918286 U JP2918286 U JP 2918286U JP S62141965 U JPS62141965 U JP S62141965U
- Authority
- JP
- Japan
- Prior art keywords
- fitting
- raw material
- valve seat
- valve
- packing
- 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
- 239000002994 raw material Substances 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims 4
Landscapes
- Lift Valve (AREA)
- Blast Furnaces (AREA)
Description
第１図は本考案に係る開閉弁の一実施例の要部
拡大縦断面図、第２図は第１図の弁座の拡大図、
第３図は本考案に係る開閉弁の一実施例の縦断面
図、第４図は従来の開閉弁を用いた炉頂の要部を
示す一部縦断面図、第５図は従来の開閉弁の縦断
面図である。
５……開閉弁、６……弁座、７……弁体、９…
…パツキン、１０……原料投入口、１１……取付
座、１２……ボルト、１３……弁座金具、１４…
…パツキン嵌合用凹溝、１５……弾性材、１６…
…パツキン。
FIG. 1 is an enlarged vertical cross-sectional view of the essential parts of an embodiment of the on-off valve according to the present invention, FIG. 2 is an enlarged view of the valve seat in FIG. 1,
Fig. 3 is a longitudinal sectional view of an embodiment of the on-off valve according to the present invention, Fig. 4 is a partial longitudinal sectional view showing the main parts of the furnace top using the conventional on-off valve, and Fig. 5 is a longitudinal sectional view of an embodiment of the on-off valve according to the present invention. FIG. 3 is a longitudinal cross-sectional view of the valve. 5...Opening/closing valve, 6...Valve seat, 7...Valve body, 9...
...Packskin, 10...Raw material input port, 11...Mounting seat, 12...Bolt, 13...Valve seat fitting, 14...
...Concave groove for fitting the seal, 15...Elastic material, 16...
...Patsukin.
Claims (1)
備え、前記弁座に対向してスイング動作するスイ
ング弁体を備えてなる溶鉱炉の原料投入口用開閉
弁において、前記原料投入口を囲むリング状をな
し前記スイング弁体に対向する頂部にパツキン嵌
合用凹溝を有する弁座金具を前記原料投入口の周
囲に取外し自在に固着し、前記弁座金具の外面に
は前記パツキング嵌合用凹溝の内面を含めてゴム
等の弾性材を層状に被着し、且つ前記パツキング
嵌合用凹溝内にはゴム等の弾性材からなるリング
状のパツキンを嵌着して前記弁座を構成したこと
を特徴とする溶鉱炉の原料投入口用開閉弁。 An opening/closing valve for a raw material input port of a blast furnace, which is provided with a valve seat around a raw material input port that opens inside the furnace top, and a swing valve body that swings in opposition to the valve seat, surrounding the raw material input port. A ring-shaped valve seat fitting having a concave groove for fitting a packing on the top facing the swing valve body is removably fixed around the raw material inlet, and the outer surface of the valve seat fitting has a groove for fitting the packing. The valve seat is constructed by covering the inner surface of the groove with a layer of elastic material such as rubber, and fitting a ring-shaped packing made of an elastic material such as rubber into the groove for fitting the packing. An on-off valve for a raw material inlet of a blast furnace, characterized by the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2918286U JPS636184Y2 (en) | 1986-03-03 | 1986-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2918286U JPS636184Y2 (en) | 1986-03-03 | 1986-03-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62141965U true JPS62141965U (en) | 1987-09-08 |
| JPS636184Y2 JPS636184Y2 (en) | 1988-02-22 |
Family
ID=30832842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2918286U Expired JPS636184Y2 (en) | 1986-03-03 | 1986-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS636184Y2 (en) |
-
1986
- 1986-03-03 JP JP2918286U patent/JPS636184Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS636184Y2 (en) | 1988-02-22 |