JPS60102254A - Tube for protecting molten steel in receiving part of tundish - Google Patents
Tube for protecting molten steel in receiving part of tundishInfo
- Publication number
- JPS60102254A JPS60102254A JP21007683A JP21007683A JPS60102254A JP S60102254 A JPS60102254 A JP S60102254A JP 21007683 A JP21007683 A JP 21007683A JP 21007683 A JP21007683 A JP 21007683A JP S60102254 A JPS60102254 A JP S60102254A
- Authority
- JP
- Japan
- Prior art keywords
- tube
- carbon
- tundish
- bricks
- molten steel
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/106—Shielding the molten jet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Abstract
Description
【発明の詳細な説明】
不1iA・54)発明(・1 )ンリえ1・:r ;U
本枕、9h告去↓こ♂いて1 、り ノブイノツユ受テ
11・4 Fil唇υイ1斗’Jj1111保・浄用ザ
ユーブ(′(=閏丈るものてあ乙。[Detailed description of the invention] Invention (・1)
Honmakura, 9h confession ↓ Ko♂ite 1, ri Nobuinotsuyu Ukete 11.4 Fil lips υi 1 to'Jj 1111 protection, purification Zayoub ('(=Enjourumonoteaotoshi).
促来よりi’、< 、ll’lきイしている保、l!!
i用チューブは通常鉄板等よりなる円I笥体ノズル外側
を・1]’ L i −’と−の;ノ」Illに適宜な
厚さの;101人吻定積設してなり、レ−ドルからタン
プイソ7ユに流下するストリームはぞの内部全通過し、
その主虞な目的は、浴蹟1ストリームの酸化防止、タフ
ディツシュ内の湯、各ちl]l11近に卦きる+8鋼ス
ゾラソソユ現象の防止、タンディツシュ湯面−」二rこ
浮遊するスラグ及び酸1119月1fτ11′、ずの巻
き込み防上等である、。I', < , ll'l ki iru kiiteru, l! !
The tube for i is usually made by stacking the outside of the nozzle of a circular I box body made of iron plate etc. into the nozzle of appropriate thickness, and The stream flowing from Doru to Tanpuiso 7yu passes through the entire inside of the hole,
Its main purpose is to prevent the oxidation of the bathtub stream, to prevent the slag and acid 1119 floating on the hot water surface of the bath, to prevent the phenomenon of slag and acid 1119 that occur in the hot water in the bathtub, and to prevent the slag and acid 1119 Month 1fτ11', it is a prevention of entanglement, etc.
然し乍ら前1己ノズルは神々の欠陥が・ウリ、(′]1
〜足t′\さ7切ルRをイ4jることは1木1仄Vであ
った。1タリえQ、土1・(1・1間の開用に起因して
、タンプイソ7ユm 1fllより一ト万に位置fるノ
ズルの部分は?B損が生じ易いかし、俗損した1811
火物の巻き込みVこより、当然間11.す製品の地疵発
′L等の足゛・影響を及ぼし、又前記ノズル体り都(・
ζ地金付層及びその・1−]着′勿の成長の/こめ地金
が大きくな一す、その/こめノズルの通過fシを狭くす
る労により、次のチャージり鋳込の円滑イヒを18[■
害する等の欠点金有する。However, the first nozzle has a divine flaw, (']1
~ It was 1 tree 1 to V to do 4j for foot t'\sa 7 cut R. 1 Tariye Q, soil 1. (Due to the opening between 1 and 1, what part of the nozzle is located 10,000 points from 7 meters and 1 flll?
Naturally, 11. This may cause damage to the product, such as ground scratches, etc., and may also cause damage to the nozzle body.
ζ Bullion layer and part 1-] As the growth of the deposited metal increases, the next charge casting process is facilitated by narrowing the passage of the metal nozzle. 18 [■
There are disadvantages such as damage.
本11狽の発明(・ま−ヒ述の欠陥を見I]iすること
を目的とし、耐蝕性Hcヒれ且池金刊看のlよいカ−ボ
/イウ5加れんが相を用いて角筒状チューブを構成し、
前記デユープの一側にガス例えば不活性ガス又は還元性
ガスを吹き込むだめの孔部ヲ形成してなるものである。The present invention is aimed at solving the defects mentioned above by using a corrosion-resistant Hc fin and a good carburetor/Iw 5-added brick phase. constitutes a cylindrical tube,
A hole is formed on one side of the duplex for blowing gas, such as an inert gas or a reducing gas.
以下本j頭発明の実施例について詳説する。先つ渠−に
本発明に係るチューブに1史用する耐火材として、1更
用するカーボンの量の下限はスプラソンユ刊着防止の効
果を発揮させるためには約10%金最適とする。−万上
限(411ついては、多量にカーボン金魚した場合には
、酸比により、1i11織劣化が著しるしくなり、構造
体としての適宜の強要全維持することが困難である等を
考j、鉱(−て、約70%を最適とする。従ってカーフ
1?ン以外の1耐火骨(オの含有量&″i:”、o%〜
90%全最適とすることが判明する。本発明に使用する
I!υ・1火骨4Jとしては、ろう石、粘土、ンヤモノ
ト、/リマイト、アンダリューサイト、カイヤナイl−
、合成ムライト、ボーキサイト、焼結アルミナ、−融ア
ルミナ、海水マグネシアクリンカ、天然マグネ/キクリ
ン力、屯rlI!l!マグネシアクリンカ等であり、又
カー11サン原としては、1鱗状黒鉛、電憾屑、コーク
ス、カーボンブラック、カーフ1?ン汎ん屑等;り用史
用できる。Examples of the present invention will be described in detail below. Firstly, the lower limit of the amount of carbon to be used once again as a refractory material in the tube according to the present invention is approximately 10% gold in order to exhibit the effect of preventing splinter build-up. -10,000 upper limit (for 411, consider that if a large amount of carbon goldfish is used, the deterioration of the 1111 fabric will be significant depending on the acid ratio, and it will be difficult to properly maintain the structure as a whole.) (-, approximately 70% is optimal. Therefore, the content of 1 refractory bone other than calf 1) &"i:", o% ~
It turns out that 90% total optimization is achieved. I! used in the present invention! υ・1 fire bone 4J includes waxite, clay, nyamonoto, /remite, andalusite, and kayanai l-
, synthetic mullite, bauxite, sintered alumina, -fused alumina, seawater magnesia clinker, natural magnesia/kikulin force, tunrlI! l! Magnesia clinker, etc., and as raw material for car 11, 1 scale graphite, electric dust, coke, carbon black, kerf 1? Can be used for scraps, etc.
次にバインダとしては、タール、フェノール回脂等が用
いしれ一1!Jにノボラックn+ジフェノール初脂;2
96〜6%及び谷iMJ脂に対しては8%〜20%の硬
化剤を添加したものががよしい。Next, as a binder, tar, phenol fat, etc. are used. Novolak n + diphenol first oil in J; 2
It is preferable to add a hardening agent of 8% to 20% to 96% to 6% and Tani iMJ fat.
仄にチューブの製造方法について1況L!IJ″Jる。A little bit about the tube manufacturing method! IJ″Jru.
(1)素イオれんがの製造(第1図参照)カーボン添加
れんが2./、1品質をぼ保−J−る/辷めにけれんか
上面に約1−3 kg / cniの圧力金加える。勿
1・・Lヒ+rijは鉄板等よジなるメタルケース4c
ててカバする。然(7て成形鏝のそり防止全目的として
メタルケース4の長手方間全適宜に分IJ]Jする。本
犬施例では三分゛ル1jとした。配合全充分に均一にす
るために配合、ならしを行うことは勿論でのる。又乾燥
1′「憲vi2ou℃で約1/1時間行う。又その他の
製造工程に他の通常の7Lんがと同様の方、去を採用で
きる。(1) Production of elementary iodine bricks (see Figure 1) Carbon-added bricks 2. /, 1 to maintain quality - J-ru / Apply about 1-3 kg/cni of pressure to the upper surface of the handle. Of course 1... Lhi + rij is a metal case 4c that is similar to iron plate etc.
I'll cover it. (7) For the purpose of preventing warping of the forming iron, the length of the metal case 4 is divided as appropriate. In this dog example, the third part is 1j. In order to make the mixture sufficiently uniform, It goes without saying that blending and conditioning are carried out.Also, drying is carried out at 2°C for about 1/1 hour.In addition, the other manufacturing processes are the same as those for other ordinary 7L noodles. can.
(2ンチューブ、阻立て工程(第2図参照す前6己の工
程で製造した累祠ルんが2ヶ、till・f干せ−C1
!@2図、 (A) 、 Cl31の形状となす。すな
わち中空立方体の寸法に合う様にれんがを組合せるため
に4つのノミネルを作成する。メタルケース4は溶接又
は接着制により接合する。矢に4つのノミネル全メタル
ケース4が外1ull kこ位置するようにイ且ケて、
角状中空立法体を形;必し、谷5ペネル間を浴接して後
、補強のために」二部1fdL]都にアングル部;1,
1’ 6 、中段にフラノ+−パーS?溶接する。(2 tubes, erecting process (see Figure 2) 2 tubes manufactured in the previous process, till and f dry-C1
! @Figure 2, (A), Cl31 shape. That is, four nominals are made to combine the bricks to match the dimensions of the hollow cube. The metal case 4 is joined by welding or adhesive. Place the four Nominelle all-metal cases 4 on the arrow so that they are positioned 1 ullk outside.
Shape an angular hollow cube; be sure to make a connection between the valleys 5 and 5 panels for reinforcement.
1' 6, Furano+-par S in the middle row? Weld.
然してチューブの、rlんが壁の一側に孔1Vlj ]
o fc設けこれ(・こ吹き込みパイプ12全取伺け
る ・二とにより本発明に係るチューブ゛1゛が完J戎
J−る。However, the tube has a hole on one side of the wall.
The tube 1 according to the present invention is completed by installing the fc and by removing the entire blowing pipe 12.
この様に組tてた不出)如発明に帰るデユープをし・−
ドルとタンディツシュとの;1]]に配設した(イ4成
ケ第3図((おいてニス/ゴテする。し・−ドル14よ
り注入さ、また浴5祠16はし・−ドルの出口より本発
明のチューブ゛1゛内を流下してタンディノンユニ8内
にそそがれ、史Vc a vモールデイングエ桿へとタ
ンプ・fソンユ流出口金へて、内り出さ7しる。図中(
−T号20はタンディツシュ]8のカフζ、22は酸化
防止11りでめる。In this way, I made a duplication that returned to the invention.
1]] between the dole and the tandish. It flows down through the tube 1 of the present invention from the outlet, flows into the tandinone unit 8, enters the molding rod, enters the outlet spout, and exits. In the figure (
-T No. 20 is a tanditsu] 8 cuff ζ, 22 is an oxidation prevention 11 ring.
さて、本、頼発明は上述の114成金有する(つで次の
様しt(効果を達成することかでさる。Now, this invention has the above-mentioned 114 advantages (and it depends on achieving the following effect).
1 カーボン添加れんがを採用(7ている、υで、11
1j1蝕性が良く、タンプイソ/ユ湯ばlI見jトに存
在1−ろイs1を分((も溶損が7よく、又スラブ−や
タフ・デイノ/:]−]、 8 PA Gi) % 鋼
−h ’lf、ll l’jl−4T −L ’f /
、) f枝化防+!−1it、l v) :d込みが防
止さルる。1 Adopting carbon-added bricks (7, υ, 11
1j1 has good corrosion resistance and is present in tampiso/yuba lIjt ((also has good erosion loss, and is also slab- and tough-deino/:]-], 8 PA Gi) % Steel-h'lf,ll l'jl-4T-L'f/
,) f branch protection +! -1it, lv): d-inclusion is prevented.
2、 カーボン余加1′1.んがを用いているから、タ
ンプ・イツシュ湯路ちし]附・ノヱの地金・トJ/l′
−11彷1」−に役立ち地金の成長が沈い。2. Carbon addition 1'1. Because it uses a metal, it is a tampu yutshu yujichishi] attached to the bullion of Noe.
-11 彷1" - helped slow down the growth of bullion.
:3 チューブの一側に叶設し7′こ孔部エリ不活性ガ
ス等を吹き込むことによりC′斤訃17.ドリームの酸
化防止lこ役立つ。17. By making a hole on one side of the tube and blowing an inert gas, etc. into the 7' hole area. Dream's antioxidant is useful.
・I SN品!1勿がO%目目間開孔イ)・1史用でき
る。・ISN product! Can be used for 1 history.
5、 従;KiンlIの口/グノズルに比11佼して′
ゲ11出に製・改でさると共に* II;7間の使用に
1lllI′えつ7b。5. Compared to KinlI's mouth/gnozzle'
It was made and revised in Ge 11 and *II; 1llllI'Etsu 7b for use between 7.
第1図(tより一ボン添加、1んがの構成を示すJ、[
祝図、紀2図はザユーブri+Il \’/: NI
造を示Tもので、fA+はその平面面、([3)はその
1011向し1、(0)は回(A、)の(j−Cのシが
t′こi9つ1ヒ断面図で、吹込パイプr取付けた状態
を・J−モす。第3−図りまし・−ドルとタンデイソン
ユの間に配設さ4また本願発明(て1.′Nるチューブ
の斬面図。
2・カーボン研)Juノ′しんが
4 メタルケース
]tJ・几
J2・・・iシ(込パイプ
14 しI−ドル
I 6 Y?ギ鋼
18・タノディッシュ
22 ・1゛伎化1′、力 1にr(り代理人 51理
士 小 林 栄
鎮 11ゴ
第21省
(Al
第31)1
手続抽+l−i i’F (、+勺カ
昭fo 5g年2J]27日
猫ン1庁長官 若杉和夫 殿
]。II f’lの表示
昭和58 で1隼5 許 願第 21007(iυ2
鏑明の名防) タノディソンユ受鋼部Vl’l保1φ川
チューブ3ilD 、+l−ヲーi ’、11 者1旧
’1.鼾の1)(厩 特許出願入
代N<収ηど1゛6没社長 冨111 一部 (外1名
)4 代 理 人 〒 160
6 抽i−lに、[り増加する発明の数′)゛へ ゛
8、+ili 1l−U) 内%F 、>JJ俄ノj+
li I) 乙’薯(1)明細占用・1g=7第10杓
目のl−1,、’3ky/′(、V+I’ J企j−1
、:3屯/cm ’ Jと浦IFする。
(2)明細出、第6貞第18行目の[−第1図−1を[
・(51図(A、) (Iす」と1市fにする。Figure 1 (J showing the composition of 1 B added and 1 N from t, [
Shukuzu, Ki 2 is Zauburi + Il \'/: NI
fA+ is its plane surface, ([3) is its 1011 direction 1, (0) is the cross-sectional view of (j-C) The state in which the blowing pipe R is installed is shown below. 3rd - Diagram: 4. The present invention (1) A cutaway view of the tube disposed between the cylinder and the tube. 2. Carbon Research) Ju's Shinga 4 Metal Case] tJ・几J2...i し(Including Pipe 14 Shi I-Dollar I 6 Y? Gi Steel 18・Tano Dish 22 ・1゛Ki 1', Force 1 Nir (Representative 51st Physician Eishin Kobayashi 11go 21st Ministry (Al No. 31) 1 Procedure Lottery+l-i i'F (,+Kasho 5g 2J) 27th Nekoon 1 Agency Director Wakasugi Kazuo-dono].II f'l display 1978
Kaburame's famous defense) Tanodisonyu steel receiving part Vl'l 1φ river tube 3ilD, +l-woi', 11 person 1 old '1. Snoring 1) (Stable Patent application fee N < revenue η 1 ゛ 6 deceased president 111 part (1 other person) 4 representatives 〒 160 6 The number of inventions will increase by 160 6 ) to ゛8, +ili 1l-U) within %F , > JJ 俄ノj+
li I) Otsu' 薯 (1) Detailed use 1g = 7 10th ladle l-1,, '3ky/' (, V + I' J plan j-1
, :3 ton/cm ' J and Ura IF. (2) Specification, No. 6, line 18 [-Figure 1-1]
・(Figure 51 (A,) (Isu) and 1 city f.
Claims (1)
グ(lIl11セメタルケースで覆うように所望の中空
立)ji”F :・ζノ彪(戎し、その−jllll
Vζガスシール用の吹キ込み孔を設け/こタンディツシ
ュ受鋼部溶悴1保護用チューブ。 2・ カーボンを約1 (J:l〜70%と11111
火1う1・骨−F4約90z〜:30%とケカ11.l
(た木材Vこ結訃削として必要t/CJ:り硬化j+i
す仝2j]1jえて+ ’IIA練、成形、転載してな
るメタルクーストII::r19< ;?シんかt抹ノ
11しだL「1八’F 1lt1.’、J<す・)範囲
41項(・(記載のタ/デイノ/ユ受utii jjj
′I腎、ト;ル11呆1蟲月1 チュ − ブ。[Scope of Claims] 1. Using a metal case ()lIj fire ring, its gu (lIl11 desired hollow stand so as to be covered with a metal case) ji”F:・ζノ彪(戎し、that -jllll
A blowing hole for the Vζ gas seal is provided/This is a protective tube for the welding part of the tundish receiving part. 2. Approximately 1 carbon (J: l ~ 70% and 11111
Fire 1 U1 Bone-F4 approx. 90z~: 30% and Keka 11. l
(Required for cutting wood V)
So 2j] 1j + 'IIA training, molding, reprinting Metal Coust II::r19<;? ShinkatMakino 11 Shida L "18'F 1lt1.', J
'I Kidney, Tor; 11 Mouths, 1 Insect Moon, 1 Tube.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21007683A JPS60102254A (en) | 1983-11-09 | 1983-11-09 | Tube for protecting molten steel in receiving part of tundish |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21007683A JPS60102254A (en) | 1983-11-09 | 1983-11-09 | Tube for protecting molten steel in receiving part of tundish |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60102254A true JPS60102254A (en) | 1985-06-06 |
Family
ID=16583413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP21007683A Pending JPS60102254A (en) | 1983-11-09 | 1983-11-09 | Tube for protecting molten steel in receiving part of tundish |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60102254A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5648263A (en) * | 1979-09-27 | 1981-05-01 | Dainippon Toryo Co Ltd | Air blow collecting type coating booth |
-
1983
- 1983-11-09 JP JP21007683A patent/JPS60102254A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5648263A (en) * | 1979-09-27 | 1981-05-01 | Dainippon Toryo Co Ltd | Air blow collecting type coating booth |
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