JPH0480644U - - Google Patents
Info
- Publication number
- JPH0480644U JPH0480644U JP12608290U JP12608290U JPH0480644U JP H0480644 U JPH0480644 U JP H0480644U JP 12608290 U JP12608290 U JP 12608290U JP 12608290 U JP12608290 U JP 12608290U JP H0480644 U JPH0480644 U JP H0480644U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- wide surface
- holes
- nozzle
- immersion nozzle
- 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
- 238000007654 immersion Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000009749 continuous casting Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000005499 meniscus Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Continuous Casting (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Description
第１図は、本考案に係わるスラブの連続鋳造用
浸漬ノズルの概念図、第２図は、第１図のＡ−Ａ
断面図、第３図は、第１図のＢ−Ｂ断面図、第４
図は、本考案に係わるスラブの連続鋳造用浸漬ノ
ズルを使用しての注湯状態を示す正面断面図、第
５図は、第４図の側面断面図、第６図は、本考案
に係わるスラブの連続鋳造用浸漬ノズルと従来の
逆Ｙ２孔浸漬ノズルによる鋳片内部の介在物発生
量を比較して示す図、第７図は、従来の逆Ｙ２孔
浸漬ノズルの概要図、第８図は、従来の逆Ｙ２孔
浸漬ノズルを使用しての注湯状態を示す正面断面
図、第９図は、第８図の側面断面図である。
１……浸漬ノズル、２……上吐出孔、３……下
吐出孔、４……鋳型、５……鋳型広面、５ａ……
外側鋳型広面、６……溶鋼、７……上吐出孔から
の溶鋼流、８……下吐出孔からの溶鋼流、９……
鋳型狭面、１０……上昇流、１１……下降流、１
２……メニスカス。
Fig. 1 is a conceptual diagram of a submerged nozzle for continuous casting of slabs according to the present invention, and Fig. 2 is an A-A in Fig. 1.
The sectional view, Fig. 3, is the BB sectional view of Fig. 1, Fig. 4.
The figure is a front sectional view showing the pouring state using the immersion nozzle for continuous casting of slabs according to the present invention, FIG. 5 is a side sectional view of FIG. 4, and FIG. Figure 7 is a diagram showing a comparison of the amount of inclusions generated inside the slab by a submerged nozzle for continuous slab casting and a conventional inverted Y two-hole submerged nozzle. Figure 7 is a schematic diagram of a conventional inverted Y two-hole submerged nozzle. 9 is a front sectional view showing a state of pouring metal using a conventional inverted Y two-hole immersion nozzle, and FIG. 9 is a side sectional view of FIG. 8. 1... Immersion nozzle, 2... Upper discharge hole, 3... Lower discharge hole, 4... Mold, 5... Mold wide surface, 5a...
Outside mold wide surface, 6... Molten steel, 7... Molten steel flow from the upper discharge hole, 8... Molten steel flow from the lower discharge hole, 9...
Mold narrow side, 10...upflow, 11...downflow, 1
2...Meniscus.
Claims (1)
ラブの連続鋳造用浸漬ノズルであつて、このノズ
ルが鋳型に装備された状態において、上部の２孔
が、鋳型広面に平行な線を含む垂直面と平行で且
つその吐出方向を下向きに穿設されてなる一方、
下部の２孔が、水平で且つその吐出方向を鋳型広
面に平行な線を含む垂直面に対し３〜１５度の角
度を以て外側鋳型広面向きに穿設されてなること
を特徴とするスラブの連続鋳造用浸漬ノズル。 An immersion nozzle for continuous casting of slabs, which has two molten steel discharge holes on the top and bottom, and when this nozzle is installed in the mold, the two upper holes include a line parallel to the wide surface of the mold. While the hole is drilled parallel to the vertical plane and with its discharge direction facing downward,
A series of slabs characterized in that two holes in the lower part are bored horizontally and with the discharge direction facing the outer mold wide surface at an angle of 3 to 15 degrees with respect to a vertical plane including a line parallel to the mold wide surface. Immersion nozzle for casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12608290U JPH0480644U (en) | 1990-11-27 | 1990-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12608290U JPH0480644U (en) | 1990-11-27 | 1990-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0480644U true JPH0480644U (en) | 1992-07-14 |
Family
ID=31873656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12608290U Pending JPH0480644U (en) | 1990-11-27 | 1990-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0480644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008246517A (en) * | 2007-03-29 | 2008-10-16 | Jfe Steel Kk | Continuous casting method for steel |
-
1990
- 1990-11-27 JP JP12608290U patent/JPH0480644U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008246517A (en) * | 2007-03-29 | 2008-10-16 | Jfe Steel Kk | Continuous casting method for steel |
| JP4613922B2 (en) * | 2007-03-29 | 2011-01-19 | Ｊｆｅスチール株式会社 | Steel continuous casting method |
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