JPH0257945U - - Google Patents
Info
- Publication number
- JPH0257945U JPH0257945U JP13523588U JP13523588U JPH0257945U JP H0257945 U JPH0257945 U JP H0257945U JP 13523588 U JP13523588 U JP 13523588U JP 13523588 U JP13523588 U JP 13523588U JP H0257945 U JPH0257945 U JP H0257945U
- Authority
- JP
- Japan
- Prior art keywords
- molten steel
- vacuum chamber
- degassing device
- vacuum
- linear motor
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000009849 vacuum degassing Methods 0.000 claims 2
- 230000001174 ascending effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000007872 degassing Methods 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Description
第１図ａは、本考案のＲＨ脱ガス装置の縦断面
を示す図、第１図ｂは、第１図ａのＡ―Ａ断面図
、第２図は、不活性ガスを吹き込む従来のＲＨ装
置の縦断面図、第３図は、上昇管にリニアモータ
を設置した従来のＲＨ装置の縦断面図、第４図は
、本考案のＲＨ装置及び従来のＲＨ装置を使用し
た場合の脱ガス処理時間と真空度との関係を示す
図、第５図は、本考案のＲＨ装置と従来のＲＨ装
置を使用した場合の脱炭処理時間と溶鋼中Ｃとの
関係を示す図、である。
１はＲＨ装置、２は真空槽、２ａは排気口、３
は上昇管、４は下降管、５は取鍋、６は溶鋼、７
は不活性ガス、８はリニアモータ。
Fig. 1a is a longitudinal cross-sectional view of the RH degassing device of the present invention, Fig. 1b is a cross-sectional view taken along line A-A in Fig. Figure 3 is a vertical cross-sectional view of the device; Figure 3 is a vertical cross-sectional view of a conventional RH device with a linear motor installed in the riser pipe; Figure 4 is a diagram showing degassing when using the RH device of the present invention and the conventional RH device. FIG. 5 is a diagram showing the relationship between the treatment time and the degree of vacuum, and FIG. 5 is a diagram showing the relationship between the decarburization treatment time and C in molten steel when the RH device of the present invention and the conventional RH device are used. 1 is the RH device, 2 is the vacuum chamber, 2a is the exhaust port, 3
is a rising pipe, 4 is a descending pipe, 5 is a ladle, 6 is molten steel, 7
is an inert gas, and 8 is a linear motor.
Claims (1)
槽内溶鋼に上昇管方向から下降管に向かう溶鋼流
を生じさせる、リニアモータを設置した溶鋼の真
空脱ガス装置。 A vacuum degassing device for molten steel in which a linear motor is installed on the outer periphery of the lower part of the vacuum chamber of the RH vacuum degassing device to generate a flow of molten steel in the molten steel in the vacuum chamber from the direction of the ascending pipe toward the descending pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13523588U JPH0257945U (en) | 1988-10-17 | 1988-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13523588U JPH0257945U (en) | 1988-10-17 | 1988-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0257945U true JPH0257945U (en) | 1990-04-26 |
Family
ID=31394686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13523588U Pending JPH0257945U (en) | 1988-10-17 | 1988-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0257945U (en) |
-
1988
- 1988-10-17 JP JP13523588U patent/JPH0257945U/ja active Pending
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