JPH0222255U - - Google Patents
Info
- Publication number
- JPH0222255U JPH0222255U JP9728388U JP9728388U JPH0222255U JP H0222255 U JPH0222255 U JP H0222255U JP 9728388 U JP9728388 U JP 9728388U JP 9728388 U JP9728388 U JP 9728388U JP H0222255 U JPH0222255 U JP H0222255U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- molten metal
- container
- radiation detector
- primary container
- 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
- 230000005855 radiation Effects 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 6
- 239000002893 slag Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Description
第１図は一実施例の溶融金属流のスラグ流入防
止装置のブロツク図、第２図は同実施例の移動枠
の内部構造を示す水平断面図、第３図は同実施例
の実機適用時の放射線透過量の経時測定結果を示
すグラフである。
１……スラグ、２……溶融金属としての溶鋼、
３……１次容器としての取鍋、４……ノズルとし
ての浸漬ノズル、５……ノズル弁としてのスライ
ドバルブ、６……油圧シリンダ、７……２次容器
としてのタンデツシユ、８……移動枠、９……ロ
ードセル、１０……放射線源、１１……放射線検
出器、１２……ギヤードモータ、１３，１４……
窒素ガス供給管および排出管、１５……取鍋重量
演算装置、１６……ノズル弁制御装置としてのス
ライドバルブ開度制御装置、１７……ノズル弁制
御装置としての信号処理装置、１８……移動枠駆
動制御装置、２１……放射線源鉛容器、２２……
鉛のシヤツタ、２３……放射線ビーム、２４……
断熱材、２５……信号線、２６……検出器鉛容器
。
Fig. 1 is a block diagram of a slag inflow prevention device for molten metal flow according to one embodiment, Fig. 2 is a horizontal sectional view showing the internal structure of the moving frame of the same embodiment, and Fig. 3 is a diagram showing the application of the same embodiment to an actual machine. It is a graph which shows the measurement result of the amount of radiation transmission over time. 1... Slag, 2... Molten steel as molten metal,
3...Ladle as a primary container, 4...Immersion nozzle as a nozzle, 5...Slide valve as a nozzle valve, 6...Hydraulic cylinder, 7...Tundesh as a secondary container, 8...Movement Frame, 9... Load cell, 10... Radiation source, 11... Radiation detector, 12... Geared motor, 13, 14...
Nitrogen gas supply pipe and discharge pipe, 15...Ladle weight calculation device, 16...Slide valve opening control device as a nozzle valve control device, 17...Signal processing device as a nozzle valve control device, 18...Movement Frame drive control device, 21... Radiation source lead container, 22...
Lead shutter, 23... Radiation beam, 24...
Insulating material, 25...Signal line, 26...Detector lead container.
Claims (1)
底部の孔部に接続された管状のノズルと、同ノズ
ルを経由して前記１次容器内の溶融金属を受納す
る２次容器と、前記ノズルに取付けられ前記の２
次容器に受納される溶融金属の流量を調整するノ
ズル弁と、一の位置状態のとき前記ノズルを挾ん
で互いに対向するように放射線源と放射線検出器
とが取付けられ、他の位置状態のとき前記放射線
源と前記放射線検出器とを前記ノズルより遠方の
位置に待避させるところの移動可能な移動枠と、
前記放射線検出器の信号により前記ノズル弁を閉
じるノズル弁制御装置とが設けられたことを特徴
とする溶融金属流のスラグ流入防止装置。 A primary container that stores molten metal, a tubular nozzle connected to a hole in the bottom of the primary container, and a secondary container that receives the molten metal in the primary container via the nozzle. , attached to said nozzle and said 2
Next, a nozzle valve is installed to adjust the flow rate of molten metal received in the container, and a radiation source and a radiation detector are installed so as to sandwich the nozzle in one position and face each other, and in the other position. a movable frame for retracting the radiation source and the radiation detector to a position farther from the nozzle;
A device for preventing slag inflow of a molten metal flow, comprising: a nozzle valve control device that closes the nozzle valve in response to a signal from the radiation detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9728388U JPH0222255U (en) | 1988-07-25 | 1988-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9728388U JPH0222255U (en) | 1988-07-25 | 1988-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0222255U true JPH0222255U (en) | 1990-02-14 |
Family
ID=31322611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9728388U Pending JPH0222255U (en) | 1988-07-25 | 1988-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0222255U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8393575B2 (en) | 2006-09-12 | 2013-03-12 | Gkn Aerospace Services Limited | Rib post |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5250014A (en) * | 1975-10-15 | 1977-04-21 | Air Cushion Equip | Flexible skirt means for pressurized fluid intake |
| JPS54119336A (en) * | 1978-03-08 | 1979-09-17 | Kawasaki Steel Co | Slag detector of molten steel passage |
-
1988
- 1988-07-25 JP JP9728388U patent/JPH0222255U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5250014A (en) * | 1975-10-15 | 1977-04-21 | Air Cushion Equip | Flexible skirt means for pressurized fluid intake |
| JPS54119336A (en) * | 1978-03-08 | 1979-09-17 | Kawasaki Steel Co | Slag detector of molten steel passage |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8393575B2 (en) | 2006-09-12 | 2013-03-12 | Gkn Aerospace Services Limited | Rib post |
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