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1. 发明专利

JP2011067860A Stopper control type dipping nozzle 有权
标题翻译：停止控制类型DIPPING喷嘴
公开(公告)号：JP2011067860A
公开(公告)日：2011-04-07
申请号：JP2009223062
申请日：2009-09-28
申请人： Kurosaki Harima Corp , Nisshin Steel Co Ltd , 日新製鋼株式会社 , 黒崎播磨株式会社
发明人： MORIKAWA KATSUMI , SASAKI AKINARI , KAWABE HIDEAKI , HIRAIWA YOSHITAKA , NUKUSHINA NORIAKI
IPC分类号： B22D11/10 , B22D41/16 , B22D41/50 , B22D41/54
摘要： PROBLEM TO BE SOLVED: To prevent air from entering from a fitting part and, further, to suppress the occurrence of cracks on the nozzle body accompanying the thermal expansion of the fitting part in a stopper control type dipping nozzle.
SOLUTION: A stepped part 17 having an expanded diameter part 17a in the upper part is formed on the side of an inner hole in the upper end part of the nozzle body 11; a fitting ring 13 is arranged in the stepped part 17 and a groove 14 the bottom surface of which is constituted with the fitting ring 13 and the bottom surface of the expanded diameter part 17a is formed. A press block 15 is inserted into the groove 14 so as to stride the bottom surfaces of the fitting ring 13 and the expanded diameter part 17a and to be fixed to the nozzle body 11 by a rising-up preventing means and a shrinkable mortar 18 is filled between the press block 15 and the fitting ring 13 and between the outer peripheral surface of the fitting ring 13 and the stepped part 17.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：防止空气从配合部件进入，并且进一步抑制随着装配部件在止动器控制型浸渍喷嘴中的热膨胀而在喷嘴体上的裂纹的发生。解决方案：在喷嘴体11的上端部的内侧的一侧形成有在上部具有扩径部17a的台阶部17，在阶梯部17中设置有嵌合环13，其下表面由嵌合环13构成并形成扩径部17a的底面的槽14。将压块15插入到槽14中，以便跨越装配环13和扩径部17a的底面，并通过上升防止装置固定到喷嘴体11，并且可收缩的灰浆18是填充在压块15与嵌合环13之间以及嵌合环13的外周面与阶梯部17之间。（C）2011，JPO＆INPIT

2. 发明专利

JP2011025274A Nozzle for discharging molten metal 有权
标题翻译：用于放电金属的喷嘴
公开(公告)号：JP2011025274A
公开(公告)日：2011-02-10
申请号：JP2009172805
申请日：2009-07-24
申请人： Kurosaki Harima Corp , 黒崎播磨株式会社
发明人： MIZOBE ARIHITO , KAWABE HIDEAKI , KIMURA MANABU
IPC分类号： B22D11/10 , B22D41/50
CPC分类号： B22D41/50
摘要： PROBLEM TO BE SOLVED: To provide a nozzle which can suppress turbulence in a flow of a molten metal passing through an inner bore by a simple structure.
SOLUTION: The nozzle for discharging the molten metal is provided wherein the wall surface of the inner bore has a sectional shape, taken along an axis of the inner bore, which includes in a part or the entirety of the sectional shape of a curve represented by log(r(z))=(1/n)×log((Hc+L)/(Hc+z))+log(r(L))(6≥n≥1.5) wherein the nozzle length is L, the head height obtained by calculation is Hc, and the radius of the inner bore at a position located downward at a distance (z) from the upper end of the nozzle is r(z), and wherein in a graph represented by an abscissa (X axis) representing the distance (z) and the ordinate (Y axis) along which the pressure of the molten metal at the center of the inner bore in a section in the horizontal direction at the distance (z) is plotted, an approximated line of the graph does not include portions having a negative constant and a positive constant simultaneously, and when the line is assumed to be represented by an approximation by a linear regression, the absolute value of a correlation coefficient thereof is not less than 0.95.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够通过简单的结构来抑制通过内孔的熔融金属的流动中的湍流的喷嘴。解决方案：提供用于排出熔融金属的喷嘴，其中内孔的壁表面具有沿着内孔的轴线截取的截面形状，其包括部分或全部的截面形状由log（r（z））=（1 / n）×log（（Hc + L）/（Hc + z））+ log（r（L））（6≥n≥1.5）表示的曲线，是L，通过计算获得的头部高度为Hc，并且位于距喷嘴上端距离（z）下方的位置处的内孔的半径为r（z），并且其中以由表示在距离（z）处的沿水平方向的截面中的内孔的中心处的熔融金属的压力沿着该距离（z）和纵坐标（Y轴）的横坐标（X轴）图的近似线不包括同时具有负常数和正常数的部分，并且当线被假设由线性reg的近似表示时相关系数的绝对值不小于0.95。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2009090319A Nozzle for continuous casting 有权
标题翻译：喷嘴用于连续铸造
公开(公告)号：JP2009090319A
公开(公告)日：2009-04-30
申请号：JP2007262959
申请日：2007-10-09
申请人： Kurosaki Harima Corp , 黒崎播磨株式会社
发明人： MORIKAWA KATSUMI , SASAKI AKINARI , MIZOBE ARIHITO , KAWABE HIDEAKI , HIRAIWA YOSHITAKA
IPC分类号： B22D11/10 , B22D41/50
摘要： PROBLEM TO BE SOLVED: To prevent damage such as a vertical crack in an axial direction and a horizontal crack, etc., in a nozzle for continuous casting composed of a tubular refractory structure provided with two layer structure of an inner bore-side refractory layer and an outer periphery-side refractory layer.
SOLUTION: In the nozzle for continuous casting provided with the inner bore-side refractory layer 2 facing an inner bore and the outer periphery-side refractory layer 1 positioned at the outer periphery-side of the inner bore-side refractory layer, between the inner bore-side layer 2 and the outer periphery-side layer 1, a lubricating layer 3 having a solid lubricating function, where the respective layers 1, 2 can slide each other at a shearing stress or lower not exceeding the rupture strength of the respective layers 1, 2, and a spacing layer 4 having the thickness at room temperature, with which the thickness in the inner bore is made zero by bringing the respective layers 1, 2 close contact with each other at the hot-state of the molten metal temperature level, and the produced stress to the outer periphery-side layer 1 with the heat expansion of the inner bore-side layer 2 is made lower than the rupture strength of the outer periphery-side layer 1, are arranged. Further, a shrinkable lubricating layer 5 also provided with the functions of the lubricating layer 3 and the spacing layer 4 is arranged between the inner bore-side layer 2 and the outer periphery-side layer 1.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了防止由连续铸造用喷嘴构成的连续铸造用喷嘴等的损伤，所述连续喷嘴用管状耐火结构体构成，所述管状耐火结构体具有内层孔结构的两层结构，侧面耐火层和外周侧耐火层。解决方案：在内孔侧耐火层2面向内孔的连续铸造用喷嘴和位于内孔侧耐火层的外周侧的外周侧耐火层1中，在内孔侧层2和外周侧层1之间，具有固体润滑功能的润滑层3，其中各层1,2可以在剪切应力下相互滑动或不超过断裂强度各层1,2和间隔层4具有在室温下的厚度，通过使各层1,2的热状态彼此紧密接触，使内孔中的厚度为零熔融金属温度水平以及内周侧层2的热膨胀使外周侧层1产生的应力比外周侧层1的断裂强度低。此外，还具有润滑层3和间隔层4的功能的可收缩润滑层5布置在内孔侧层2和外周侧层1之间。版权所有（C）2009 ，JPO＆INPIT

4. 发明专利

JP2008224407A Quality evaluation method for tubular refractory material 审中-公开
$Quality evaluation method for tubular refractory material$
标题翻译：质量评估方法用于管状制冷材料
公开(公告)号：JP2008224407A
公开(公告)日：2008-09-25
申请号：JP2007062916
申请日：2007-03-13
申请人： Kurosaki Harima Corp , 黒崎播磨株式会社
发明人： KAWABE HIDEAKI , HIRAIWA YOSHITAKA , INOUE YUKIO , OTSUKA HIROSHI
IPC分类号： G01N15/08 , G01N3/10
摘要： PROBLEM TO BE SOLVED: To provide an individual quality evaluation method for product capable of simply and accurately evaluating the quality of a tubular refractory material with significant difference.
SOLUTION: A cylindrical test piece 8 is cut from the tubular refractory material and a seal members 9 are arranged and closely adhered to both end open parts of the cylindrical test piece 8 to hermetically close the inner hole 8a of the cylindrical test piece 8, while a gas is supplied to the inner hole 8a to raise the pressure in the inner hole 8a to predetermined pressure. The air passing amount of the cylindrical test piece 8 is measured under the predetermined pressure, and the quality of the tubular refractory material is evaluated, on the basis of the measured air passing amount.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供能够简单且准确地评价管状耐火材料的质量的产品的单独的质量评估方法，具有显着的差异。
解决方案：从管状耐火材料切割圆柱形试验片8，并且将密封构件9布置并紧密地粘合到圆柱形试验片8的两端开口部分，以密封地关闭圆柱形试验片的内孔8a 如图8所示，在向内孔8a供给气体的同时，将内孔8a内的压力提高到规定的压力。在规定的压力下测定圆筒状试验片8的通气量，根据测定的通气量来评价管状耐火材料的品质。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2001239350A REFRACTORY MATERIAL FOR CONTINUOUS CASTING AND ITS MANUFACTURING METHOD FOR PREVENTING MOISTURE ABSORPTION 失效
公开(公告)号：JP2001239350A
公开(公告)日：2001-09-04
申请号：JP2000049793
申请日：2000-02-25
申请人： KUROSAKI HARIMA CORP
发明人： MORIKAWA KATSUMI , KAWABE HIDEAKI , OMORI SENJI , INOUE YUKIO
IPC分类号： B22D11/10 , B22D41/18 , B22D41/54 , C04B35/634 , C04B35/66 , C04B41/83
摘要： PROBLEM TO BE SOLVED: To provide a refractory material for continuous casting and its manufacturing method on which a moisture preventive measure is applied for a period from immediately after the manufacture to the users' consumption. SOLUTION: The invention describes a refractory material for continuous casting which is coated with a resin film such as polyethylene resin at not more than 200 degrees C of fusing point on its surface and the wall thickness of the resin film is specified in the range of 0.10-4.00 mm and which can prevent moisture in the air from intruding into the refractory material so as to prevent moisture absorption or digestion over the long term.

6. 发明专利

JP2002001498A SOCKET FITTING STRUCTURE OF REFRACTORY FOR VENT CONTINUOUS CASTING 失效
公开(公告)号：JP2002001498A
公开(公告)日：2002-01-08
申请号：JP2000184758
申请日：2000-06-20
申请人： KUROSAKI HARIMA CORP
发明人： TANAKA YUKIYA , KAWABE HIDEAKI , KAWATSU YUZO
IPC分类号： B22D11/10 , B22D41/42 , B22D41/50 , B22D41/58
摘要： PROBLEM TO BE SOLVED: To provide a socket fitting structure for preventing leakage from between the socket and refractories in the refractories for a vent continuous casting. SOLUTION: In the structure in which a socket 4 is fitted to the refractory for a vent continuous casting device, a socket 4 having a collar 42 (or a level difference part) at the rear end side to which a gas guide pipe 7 is connected is fitted into a socket hole 5 through a seal material 8.

7. 发明专利

JP2002066729A SUBMERGED NOZZLE 失效
公开(公告)号：JP2002066729A
公开(公告)日：2002-03-05
申请号：JP2000251478
申请日：2000-08-22
申请人： KUROSAKI HARIMA CORP
发明人： MIURA TSUTOMU , KAWABE HIDEAKI , KAWATSU YUZO , MASUDA TOSHIHIDE
IPC分类号： B22D11/10 , B22D41/50
摘要： PROBLEM TO BE SOLVED: To obtain a spouting hole structure in a submerged nozzle that reduces segregated flow of molten steel in mold in such a manner that molten steel flow in the submerged nozzle not to produce dead space in the vicinity of the spouting hole but to produce a condition nearly in full stream. SOLUTION: In a submerged nozzle 10, a vertically oriented straight inner bore 1 and spouting holes 3, that are opened horizontally at lower part of the nozzle inner bore and axis-symmetrically to the bore center axis, are provided. In each spouting hole 3, a step is prepared where the diameter of the hole 3 is enlarged toward the outside of the nozzle. The opening area of a spouting hole 3 to the inner bore 1 is provided in parallel to the counterparting spouting hole and a stepped portion 2 is formed at right angles to the inner surface of each spouting hole 3. And the relation between the inner bore cross sectional area Sn and the total spouting hole cross sectional area on the inner bore surface St is expressed as 1.0Sn

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