JPH0542349A - Rotary nozzle - Google Patents
Rotary nozzleInfo
- Publication number
- JPH0542349A JPH0542349A JP20436691A JP20436691A JPH0542349A JP H0542349 A JPH0542349 A JP H0542349A JP 20436691 A JP20436691 A JP 20436691A JP 20436691 A JP20436691 A JP 20436691A JP H0542349 A JPH0542349 A JP H0542349A
- Authority
- JP
- Japan
- Prior art keywords
- hole
- rotary
- molten metal
- plate
- 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
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、溶鋼容器の溶融金属の
流量制御に用いられるロ−タリ−ノズルに関わる。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rotary nozzle used for controlling the flow rate of molten metal in a molten steel container.
【０００２】[0002]
【従来の技術】周知の如く、ロ−タリ−ノズルは、従来
から溶鋼容器の溶融金属の流量制御のために広く用いら
れている。図２は、従来のロ−タリ−ノズルの一例を示
す。2. Description of the Related Art As is well known, rotary nozzles have been widely used for controlling the flow rate of molten metal in a molten steel container. FIG. 2 shows an example of a conventional rotary nozzle.
【０００３】図中の１は、溶融金属排出部に溶融金属の
流出孔２を設けた固定盤である。この固定盤１の溶融金
属排出部には、上ノズル３と接続するための第１の突起
（接続部）４が設けられている。前記固定盤１の下面に
は、該固定盤１と摺接するように回転盤５が密着して設
けられている。この回転盤５の溶融金属排出部には、溶
融金属を排出するための流出孔６が設けられているとと
もに、下ノズル７と接続するための第２の突起（接続
部）８が設けられている。Reference numeral 1 in the figure denotes a fixed plate having a molten metal discharge portion provided with an outflow hole 2 for molten metal. The molten metal discharge part of the stationary platen 1 is provided with a first projection (connection part) 4 for connecting to the upper nozzle 3. On the lower surface of the fixed platen 1, a rotary plate 5 is provided in close contact with the fixed platen 1 so as to be in sliding contact therewith. The molten metal discharge part of the turntable 5 is provided with an outflow hole 6 for discharging the molten metal and a second protrusion (connection part) 8 for connecting with the lower nozzle 7. There is.
【０００４】[0004]
【発明が解決しようとする課題】ところで、こうした構
造のロ−タリ−ノズルにおいて、第１の突起４は固定盤
１と一体的に成形され、第２の突起８は回転盤５と一体
的に成形された構成となっている。By the way, in the rotary nozzle having such a structure, the first protrusion 4 is integrally formed with the fixed platen 1, and the second protrusion 8 is integrally formed with the rotary plate 5. It has a molded configuration.
【０００５】従って、ロ−タリ−ノズルを多用すること
により、固定盤１と回転盤５との摺動面が損傷した場
合、これらの各部材をそのまま新しいものと交換せねば
ならず、コスト高を招くという問題点を有する。Therefore, if the sliding surface between the fixed platen 1 and the rotary platen 5 is damaged by using many rotary nozzles, each of these members must be replaced with a new one as it is, resulting in high cost. There is a problem that it causes.
【０００６】本発明は上記事情に鑑みてなされたもの
で、交換可能な第１の筒体を組込んだ固定盤及び交換可
能な第２の筒体を組込んだ回転盤を用いることにより、
前記固定盤，回転盤との摺動面が損傷した場合でも、そ
れらの部材を裏返すとともに前記第１・第２の筒体を新
しいものと交換することによって寿命を延ばすことがで
き、コスト低減が可能なロ−タリ−ノズルを提供するこ
とを目的とする。The present invention has been made in view of the above circumstances, and by using a fixed plate incorporating a replaceable first cylinder and a rotary disc incorporating a replaceable second cylinder,
Even when the sliding surfaces of the fixed plate and the rotary plate are damaged, the members can be turned over and the first and second cylinders can be replaced with new ones to extend the service life and reduce the cost. The object is to provide a possible rotary nozzle.
【０００７】[0007]
【課題を解決するための手段】本発明は、両面が摺動面
になりえ、かつ溶融金属排出部に第１の孔を設けた平板
状の固定盤と、両面が摺動面になりえ、かつ溶融金属排
出部に前記第１の孔に連通する第２の孔を設けた回転盤
と、前記固定盤の第１の孔に交換自在に装着され、上部
に上ノズルと接続するための接続部を有し、軸方向に溶
融金属の流出孔を設けた第１の筒体と、前記回転盤の第
２の孔に交換自在に装着され、下部に下ノズルと接続す
るための接続部を有し、軸方向に溶融金属の流出孔を設
けた第２の筒体とを具備したことを特徴とするロ−タリ
−ノズルである。DISCLOSURE OF THE INVENTION According to the present invention, both sides can be sliding surfaces and both sides can be sliding surfaces, and a flat plate-like fixed plate having a first hole in the molten metal discharging portion. And a rotary disk having a second hole in the molten metal discharge part, the second disk communicating with the first hole, and the first disk of the fixed disk, which are exchangeably mounted and connected to the upper nozzle. A first cylindrical body having a connecting portion and provided with a molten metal outflow hole in the axial direction and a second hole of the rotating disk, which is exchangeably mounted and which is connected to a lower nozzle at a lower portion. And a second cylindrical body having an outflow hole for the molten metal in the axial direction, and the rotary nozzle.
【０００８】[0008]
【作用】本発明によれば、交換可能な第１の筒体を組込
んだ固定盤及び交換可能な第２の筒体を組込んだ回転盤
を用いることにより、前記固定盤，回転盤との摺動面が
損傷した場合でも、それらの部材を裏返すとともに前記
第１・第２の筒体を新しいものと交換することによって
従来よりも寿命を延ばすことができ、コスト低減を図る
ことができる。According to the present invention, by using the fixed plate incorporating the replaceable first cylinder and the rotary plate incorporating the replaceable second cylinder, the fixed plate and the rotary plate are combined. Even if the sliding surface of is damaged, the members can be turned over and the first and second cylinders can be replaced with new ones, so that the service life can be extended and cost can be reduced. ..
【０００９】[0009]
【作用】以下、本発明の一実施例に係るロ−タリ−ノズ
ルを図１を参照して説明する。図中の11は、溶融金属排
出部に第１の孔12を２個設けた固定盤である。この固定
盤11の両面は、摺動面になっている。この第１の孔12内
には上部に接続部13ａを有した交換可能な第１の筒体13
がそれぞれ密着して嵌合され、この筒体13の軸方向に溶
融金属の流出孔14がそれぞれ設けられている。前記筒体
13の１つの接続部には、上ノズル15が取付けられてい
る。A rotary nozzle according to an embodiment of the present invention will be described below with reference to FIG. Reference numeral 11 in the figure is a fixed plate provided with two first holes 12 in the molten metal discharge part. Both surfaces of the fixed platen 11 are sliding surfaces. A replaceable first cylindrical body 13 having a connecting portion 13a in the upper portion of the first hole 12
Are closely fitted to each other, and molten metal outflow holes 14 are provided in the axial direction of the cylindrical body 13. The cylinder
An upper nozzle 15 is attached to one of the connection portions of 13.
【００１０】前記固定盤11の下面には、該固定盤11と摺
接するように回転盤16が密着して設けられている。この
回転盤16の溶融金属排出部には、第２の孔17が２個、そ
れぞれ前記第１の孔12に連通するように設けられてい
る。この第２の孔17内には下部に接続部18ａを有した交
換可能な第２の筒体18が夫々密着して嵌合され、この筒
体18の軸方向には溶融金属の流出孔19がそれぞれ設けら
れている。前記第２の筒体18の下部には、それぞれ下ノ
ズル20が取付けられている。On the lower surface of the fixed plate 11, a rotary plate 16 is provided in close contact with the fixed plate 11 so as to be in sliding contact therewith. Two second holes 17 are provided in the molten metal discharging portion of the rotary disk 16 so as to respectively communicate with the first holes 12. Replaceable second tubular bodies 18 each having a connecting portion 18a at the bottom are closely fitted in the second holes 17, and molten metal outlet holes 19 are provided in the axial direction of the tubular bodies 18. Are provided respectively. Lower nozzles 20 are attached to the lower portions of the second cylinders 18, respectively.
【００１１】しかして、上記実施例に係るロ−タリ−ノ
ズルは、交換可能な第１の筒体13を組込んだ固定盤11
と、交換可能な第２の筒体17を組込んだ回転盤15を摺動
させた構成となっている。従って、使用により前記固定
盤11，回転盤15との摺動面が損傷した場合でも、前記固
定盤11，回転盤15を裏返すとともに前記第１・第２の筒
体を新しいものと交換することにより、新しい摺動面同
士が接することになり、従来よりも寿命を延ばすことが
でき、コスト低減を図ることができる。また、固定盤11
と回転盤15を同一形状とすることにより、固定盤，回転
盤の区別なく使用することができる。Therefore, the rotary nozzle according to the above-described embodiment has the fixed platen 11 in which the replaceable first cylinder 13 is incorporated.
The rotary disk 15 incorporating the replaceable second cylinder 17 is slid. Therefore, even if the sliding surfaces of the fixed plate 11 and the rotary plate 15 are damaged by use, the fixed plate 11 and the rotary plate 15 should be turned over and the first and second cylinders should be replaced with new ones. As a result, the new sliding surfaces come into contact with each other, so that the life can be extended and the cost can be reduced as compared with the conventional case. In addition, the fixed board 11
By making the rotary plate 15 and the rotary plate 15 have the same shape, the fixed plate and the rotary plate can be used without distinction.
【００１２】事実、本発明に係るロ−タリ−ノズル、従
来に係るロ−タリ−ノズルを用いて、溶鋼７０トンの流
量制御を行ったところ、各ノズルを構成する固定盤及び
回転盤の寿命は下記表１に示すようになった。In fact, when the rotary nozzle according to the present invention and the rotary nozzle according to the prior art were used to control the flow rate of 70 tons of molten steel, the service life of the fixed plate and the rotary plate constituting each nozzle was determined. Became as shown in Table 1 below.
【００１３】 この表１により、本発明のロ−タリ−ノズルの寿命が従
来のロ−タリ−ノズルのそれに比べて約２倍に延びてい
ることが確認できる。[0013] From this Table 1, it can be confirmed that the life of the rotary nozzle of the present invention is extended to about twice as long as that of the conventional rotary nozzle.
【００１４】[0014]
【発明の効果】以上詳述した如く本発明によれば、交換
可能な第１の筒体を組込んだ固定盤及び交換可能な第２
の筒体を組込んだ回転盤を用いることにより、前記固定
盤，回転盤との摺動面が損傷した場合でも、それらの部
材を裏返すとともに前記第１・第２の筒体を新しいもの
と交換することによって寿命を延ばすことができ、コス
ト低減が可能なロ−タリ−ノズルを提供できる。As described in detail above, according to the present invention, a fixed plate incorporating a replaceable first cylinder and a replaceable second plate.
Even if the sliding surfaces of the stationary platen and the rotary plate are damaged, the rotating plate incorporating the cylindrical body of 1 is used to turn over these members and replace the first and second cylindrical plates with new ones. By replacing the rotary nozzle, it is possible to prolong the life of the rotary nozzle and reduce the cost.
【図１】本発明の一実施例に係るロ−タリ−ノズルの断
面図。FIG. 1 is a sectional view of a rotary nozzle according to an embodiment of the present invention.
【図２】従来のロ−タリ−ノズルの断面図。FIG. 2 is a sectional view of a conventional rotary nozzle.
１１…固定盤、１２，１７…孔、１３，１８…筒体、１
４，１９…流出孔、１５…上ノズル、１６…回転盤、２
０…下ノズル。11 ... Fixed plate, 12, 17 ... Hole, 13, 18 ... Cylindrical body, 1
4, 19 ... Outflow hole, 15 ... Upper nozzle, 16 ... Rotating disk, 2
0 ... Lower nozzle.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 青木 忠 東京都新宿区西新宿１丁目26番２号 東芝 セラミツクス株式会社内 (72)発明者 田辺 正 福岡県北九州市小倉北区許斐町一番地 住 友金属工業株式会社小倉製鉄所内 (72)発明者 木村 和成 福岡県北九州市小倉北区許斐町一番地 住 友金属工業株式会社小倉製鉄所内 (72)発明者 神屋 幸一 福岡県北九州市小倉北区許斐町一番地 住 友金属工業株式会社小倉製鉄所内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tadashi Aoki 1-226-2 Nishi-Shinjuku, Shinjuku-ku, Tokyo Within Toshiba Ceramics Co., Ltd. (72) Inventor, Kokura Steel Works, Ltd. (72) Kazunari Kimura, Sumitomo, Kokura Kita-ku, Kitakyushu, Kitakyushu, Fukuoka Sumitomo Metal Industries, Ltd. (72) Inventor, Koichi Kamiya, Kokurakita-ku, Fukuoka The first place in Konomi-cho Sumitomo Metal Industries, Ltd. Inside the Kokura Steel Works
Claims (1)
出部に第１の孔を設けた平板状の固定盤と、両面が摺動
面になりえ、かつ溶融金属排出部に前記第１孔に連通す
る第２の孔を設けた回転盤と、前記固定盤の第１の孔に
交換自在に装着され、上部に上ノズルと接続するための
接続部を有し、軸方向に溶融金属の流出孔を設けた第１
の筒体と、前記回転盤の第２の孔に交換自在に装着さ
れ、下部に下ノズルと接続するための接続部を有し、軸
方向に溶融金属の流出孔を設けた第２の筒体とを具備し
たことを特徴とするロ−タリ−ノズル。1. A flat plate-shaped stationary plate having both surfaces capable of being sliding surfaces and having a first hole in the molten metal discharging portion; A turntable having a second hole communicating with the first hole and a first hole of the fixed plate are exchangeably mounted, and have a connecting portion for connecting to an upper nozzle in an upper portion, First with a molten metal outflow hole
And a second cylinder that is exchangeably mounted in the second hole of the rotary disk, has a connecting portion for connecting to the lower nozzle in the lower portion, and has a molten metal outlet hole in the axial direction. A rotary nozzle having a body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20436691A JPH0542349A (en) | 1991-08-14 | 1991-08-14 | Rotary nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20436691A JPH0542349A (en) | 1991-08-14 | 1991-08-14 | Rotary nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0542349A true JPH0542349A (en) | 1993-02-23 |
Family
ID=16489329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20436691A Pending JPH0542349A (en) | 1991-08-14 | 1991-08-14 | Rotary nozzle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0542349A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5529227A (en) * | 1992-01-24 | 1996-06-25 | Toshiba Ceramics Co., Ltd. | Sliding gate plate |
| US5730892A (en) * | 1994-08-25 | 1998-03-24 | Toshiba Ceramics Co., Ltd. | Recycled slide gate plate |
-
1991
- 1991-08-14 JP JP20436691A patent/JPH0542349A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5529227A (en) * | 1992-01-24 | 1996-06-25 | Toshiba Ceramics Co., Ltd. | Sliding gate plate |
| US5730892A (en) * | 1994-08-25 | 1998-03-24 | Toshiba Ceramics Co., Ltd. | Recycled slide gate plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0383019A3 (en) | Ink jet recording head, ink jet recording apparatus and wiping method therefor | |
| JPH0542349A (en) | Rotary nozzle | |
| FI61419C (en) | SKJUTPORT FOER EN GJUTOEPPNING FOER SMAELT METALL | |
| US3779431A (en) | Slide closure mechanism for casting vessels for liquid metallic melts | |
| JP2563769B2 (en) | Printer ink tank | |
| US5730892A (en) | Recycled slide gate plate | |
| NZ203685A (en) | Valve plate for a sliding gate valve used in the pouring of molten metals | |
| US3604603A (en) | Supporting mechanism for slidable gate closures used on bottom-pour vessels | |
| EP0167056B1 (en) | Device for continuous casting of metals | |
| JP4604613B2 (en) | Inkjet printer head | |
| JPH023714A (en) | Disk brake pad | |
| JPH0328975B2 (en) | ||
| CN212595056U (en) | Tool for dry mixing and coating of powder mixtures and device for dry mixing or coating of powder mixtures | |
| US20230027735A1 (en) | Refractory casting nozzle for a changing device arranged at the outlet of a metallurgical vessel | |
| JP2820224B2 (en) | Brick for molten metal flow control device with rough sliding surface roughness | |
| AU715171B2 (en) | Improved beaver-tail tube assembly and tube changing method | |
| US4991754A (en) | Closing member for a slide gate nozzle on a vessel containing metal melt and a slide gate nozzle with such a closing member | |
| Hoffken et al. | Development of improved immersion nozzles for continuous slab casting | |
| US4789086A (en) | Refractory wear parts for sliding closure units | |
| KR850001924Y1 (en) | Nozzle of ladle | |
| JPH0952167A (en) | Plate brick for sliding gate | |
| GB2113806A (en) | Valve for controlling the flow of molten material | |
| JP2573496Y2 (en) | Slide valve structure of FCC plant | |
| KR20190072895A (en) | Continuous casting nozzle | |
| US4802611A (en) | Movable refractory plate assembly with movable refractory control member |