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1. 发明专利

JP2010221277A Immersion nozzle for continuous casting and method for designing the same 审中-公开
标题翻译：用于连续铸造的浸入式喷嘴及其设计方法
公开(公告)号：JP2010221277A
公开(公告)日：2010-10-07
申请号：JP2009072492
申请日：2009-03-24
申请人： Kurosaki Harima Corp , 黒崎播磨株式会社
发明人： TAKASU TOSHIKAZU , MIZOBE ARIHITO , TACHIKAWA KOICHI
IPC分类号： B22D11/10
摘要： PROBLEM TO BE SOLVED: To provide an immersion nozzle having a structure of blowing a gas from the inner wall to the inner hole of the nozzle, in which the blowing amount of the gas on the cross-sectional face in a gas-blowing region can be uniformized or intentionally changed so as to increase the effect for the prevention of the sticking of inclusions or the like to the inner wall.
SOLUTION: In the immersion nozzle 10 for continuous casting, a permeable refractory 2 is arranged at a part of the inner wall facing the inner hole 1 to be a molten steel flow passage, and a gas is blown from the permeable refractory 2 to the inner hole 1, a first hollow chamber 4 is provided at the outer circumferential side of the permeable refractory 2, separately from the first hollow chamber 4, a second hollow chamber 5 is provided in a hardly permeable refractory having permeability relatively lower than that of the permeable refractory, the first hollow chamber 4 and the second hollow chamber 5 are communicated by a plurality of through-holes 6 between the hollow chambers, and further, the second hollow chamber 5 and a gas feed port 7 are communicated by a gas feed passage 8.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有从内壁吹送气体到喷嘴内孔的结构的浸入式喷嘴，其中，气体喷射管的横截面上的气体的吹送量，吹风区域可以均匀化或有意地改变，从而增加了防止夹杂物等粘附到内壁上的效果。解决方案：在用于连续铸造的浸入式喷嘴10中，在面向内孔1的内壁的一部分处设置可渗透耐火材料2作为钢水流道，并且从可渗透耐火材料2吹出气体在内孔1中，与第一中空室4分开地，在可渗透耐火物2的外周侧设置有第一中空室4，第二中空室5设置在难渗透性耐火材料中，其耐渗透性相对低于的第一中空室4和第二中空室5通过中空室之间的多个通孔6连通，另外，第二中空室5和气体供给口7通过气体连通饲料通道8.版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2010207844A Immersion nozzle for continuous casting 有权
标题翻译：连铸喷嘴
公开(公告)号：JP2010207844A
公开(公告)日：2010-09-24
申请号：JP2009055525
申请日：2009-03-09
申请人： Kurosaki Harima Corp , Nippon Steel Corp , 新日本製鐵株式会社 , 黒崎播磨株式会社
发明人： SADANO KENJI , FUKUNAGA SHINICHI , TAKAHASHI SEIICHI , NEHA KEIICHIRO , TSUZUKI TETSUO , MIZOBE ARIHITO
IPC分类号： B22D11/10 , B22D41/50 , B22D41/58
摘要： PROBLEM TO BE SOLVED: To provide an immersion nozzle for continuous casting capable of suppressing local erosion of a fire resistant material for supplying gas and of uniformly stably carrying out blow-in of an inert gas in a circumferential direction.
SOLUTION: The immersion nozzle 10 for continuous casting carries out flow control of molten steel from a tundish by a stopper 12 arranged at an inlet 11 for molten steel flow formed of the fire resistant material for supplying gas and charges the molten steel in a molten steel passage 13 from a discharge port 14 to a mold while blowing the inert gas into the molten steel from the fire resistant material for supplying gas. When the inner diameter D of the molten steel passage below a position P abutting on the stopper 12 and at the height position of the discharging port 14 is made to be D, at least a part of a working surface 17 within a range R where a length H from the upper end position T1 of the inlet 11 for the molten steel flow to the below is 40 mm or more and (1.1×D+78) mm or less is formed of the fire resistant material for supplying gas, and a fire resistant material 18 for preventing errosion is arranged at a part of the working surface 17 within the range R below the position P abutting on the stopper 12.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够抑制用于供给气体的耐火材料的局部腐蚀并且均匀地稳定地在圆周方向上进行惰性气体吹入的连续铸造用浸渍喷嘴。解决方案：用于连续铸造的浸入式喷嘴10通过设置在用于供应气体的耐火材料形成的钢水流入口11处的塞子12从中间包进行钢水的流量控制，并将钢水充入从用于供给气体的耐火材料吹入惰性气体进入钢水的从出料口14到模具的钢水通道13。当钢水通道的低于位于止动件12上的位置P和排出口14的高度位置的内径D为D时，工作表面17的至少一部分在R的范围内，其中a 从用于钢水流入口的入口11的上端位置T1的长度H为40mm以上，并且由用于供给气体的耐火材料形成（1.1×D + 78）mm以下，在工件表面17的一部分上，在与止动件12邻接的位置P下方的范围R内布置防止磨损的耐磨材料18.（C）2010，JPO＆INPIT

3. 发明专利

JP2009233717A Immersion nozzle for continuous casting 有权
标题翻译：连铸喷嘴
公开(公告)号：JP2009233717A
公开(公告)日：2009-10-15
申请号：JP2008084166
申请日：2008-03-27
申请人： Kurosaki Harima Corp , 黒崎播磨株式会社
发明人： OTSUKA HIROSHI , MIZOBE ARIHITO , OKUMURA HISATAKE , YOSHIDA MASAHIDE , KIDO KOJI , KURISU JOJI
IPC分类号： B22D11/10 , B22D41/50
CPC分类号： B22D41/50
摘要： PROBLEM TO BE SOLVED: To provide an immersion nozzle for continuous casting allowing quality and productivity of a middle-thickness slab to be improved by reducing uneven flow of molten metal and fluctuation in the surface thereof within a mold in continuous casting of the slab.
SOLUTION: The immersion nozzle 10 comprises a tubular body 11 which has: a cylindrical upper part 11a having an inlet 12 at the top end; a lower part 11c formed as a flat cross section; a tapered part 11b connecting the upper part 11a to the lower part 11c; a flow passage 13 formed inside and extending downward from the inlet 12; and a bottom part 20. In a sidewall 18 of the lower part 11c at the side of the short side, first discharge holes 14 communicated with the flow passage 13 are formed in positions proximate the bottom part 20. A projected part 15 projecting inward from an inner wall 19 of the flow passage 13 at the side of the long side is formed between the pair of the first discharge holes 14, 14. A pair of second discharge holes 16, 16 communicated with the flow passage 13 are formed in the bottom part 20. The first discharge holes 14 and the second discharge holes 16 are communicated with each other by a slit 17 extending in a perpendicular direction formed on the sidewall 18 at a side of the short side.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种用于连续铸造的浸渍喷嘴，通过减少熔融金属的不均匀流动和连续铸造中的模具内的表面的波动来改善中厚板坯的质量和生产率平板解决方案：浸入式喷嘴10包括管状体11，其具有：具有在顶端的入口12的圆柱形上部11a; 形成为扁平截面的下部11c; 将上部11a连接到下部11c的锥形部11b; 形成在入口12的内部并向下延伸的流路13; 和底部20.在下侧部分11c的短边侧的侧壁18中，与靠近底部20的位置形成有与流路13连通的第一排放孔14。在一对第一排出孔14,14之间形成有在长边侧的流路13的内壁19.底部形成有与流路13连通的一对第二排出孔16,16 第一排出孔14和第二排出孔16通过在短边侧形成在侧壁18上的垂直方向上延伸的狭缝17彼此连通。版权所有（C）2010，JPO＆INPIT

4. 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

5. 发明专利

JP2008304330A Method and apparatus for evaluating explosion resistance of amorphous refractory, method for forming lining refractory of molten metal container and program 有权
$Method and apparatus for evaluating explosion resistance of amorphous refractory, method for forming lining refractory of molten metal container and program$
标题翻译：评价非晶态耐火材料的耐爆性的方法和装置，形成金属容器和方案的衬里烧结方法
公开(公告)号：JP2008304330A
公开(公告)日：2008-12-18
申请号：JP2007151919
申请日：2007-06-07
申请人： Kurosaki Harima Corp , 黒崎播磨株式会社
发明人： MIZOBE ARIHITO
IPC分类号： G01N5/04 , F27D1/16 , G01N25/56
摘要： PROBLEM TO BE SOLVED: To provide a method which enables the quantitative and accurate evaluation of the explosion resistance of amorphous refractory without a complicated work.
SOLUTION: The explosion resistance evaluation method of the amorphous refractory has: (a) the process S13 of forming a small-sized sample comprising a molded object of the amorphous refractory; (b) the process S14 of heating the formed small-sized sample and measuring the weight reduction amount of the small-sized sample by heating; and (c) the process S15 of calculating a water passing characteristic value (k) being a parameter showing the moving easiness of moisture in the small-sized sample and having non-linear relation with respect to the weight reduction amount of the small-sized sample by heating on the basis of the measuring result.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供能够定量准确地评价无定形耐火材料的耐爆性而不需要复杂工作的方法。解决方案：该无定形耐火材料的耐爆击性评价方法具有：（a）形成包含该无定形耐火材料的成型体的小尺寸试样的工序S13; （b）加热形成的小型样品并通过加热测量小型样品的减重量的方法S14; （c）计算通过特性值（k）的处理S15，其为表示小型样品中的移动水分容易度的参数，并且与小尺寸样品的重量减少量具有非线性关系基于测量结果加热样品。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2014161880A Sliding nozzle plate 审中-公开
标题翻译：滑动喷嘴板
公开(公告)号：JP2014161880A
公开(公告)日：2014-09-08
申请号：JP2013034887
申请日：2013-02-25
申请人： Kurosaki Harima Corp , 黒崎播磨株式会社
发明人： AKAMINE KEIICHIRO , MIZOBE ARIHITO
IPC分类号： B22D41/28 , B22D11/10
摘要： PROBLEM TO BE SOLVED: To suppress lowering of a binding force due to a metal hoop in a sliding nozzle plate in which the metal hoop is provided along in a circumferential direction of an outer peripheral side surface of a sliding nozzle plate body made of a refractory material.SOLUTION: A sliding nozzle plate has a region, in which a heat insulation material 4 is provided, between an outer peripheral side surface of a sliding nozzle plate body 2 and a metal hoop 4. The metal hoop 3 is linear in a circumferential direction of the outer peripheral side surface of the sliding nozzle plate body 2 in the region in which the heat insulation material 4 is provided, and the outer peripheral side surface of the sliding nozzle plate body 2 and the metal hoop 3 directly contact to each other in a region other than the region in which the heat insulation material 4 is provided.
摘要翻译：要解决的问题：为了抑制在由耐火材料制成的滑动喷嘴板体的外周侧表面的周向上设置有金属箍的滑动喷嘴板中的金属箍附着力的降低材料。解决方案：滑动喷嘴板在滑动喷嘴板主体2的外周侧表面和金属箍4之间具有设置有隔热材料4的区域。金属环3在圆周方向上呈直线状在设置有隔热材料4的区域中滑动喷嘴板体2的外周侧表面的方向和滑动喷嘴板体2的外周侧表面和金属箍3彼此直接接触在设置有隔热材料4的区域以外的区域。

7. 发明专利

JP2012183544A Immersion nozzle 审中-公开
标题翻译：浸泡喷嘴
公开(公告)号：JP2012183544A
公开(公告)日：2012-09-27
申请号：JP2011046527
申请日：2011-03-03
申请人： Kurosaki Harima Corp , 黒崎播磨株式会社
发明人： MIZOBE ARIHITO , TACHIKAWA KOICHI , KURODA TAKAHIRO , KURISU JOJI , OTSUKA HIROSHI
IPC分类号： B22D11/10 , B22D41/50
摘要： PROBLEM TO BE SOLVED: To uniformize and rectify a flow of molten steel flowing out from discharging ports of the immersion nozzle regarding the flow of molten steel existed at a drifted state in an inner hole of the immersion nozzle and restraining rolling-in of mold powder in the vicinity of the immersion nozzle.SOLUTION: In the immersion nozzle 10 having a tubular straight body section 11 in a vertical direction wherein the molten steel passes through to a lower part from its introduction section 13 for the molten steel arranged on an upper end, and the pair of discharging ports 14 arranged at a lower part of the straight body section and discharging the molten steel from side faces of the straight body section in a lateral direction, projected ridge sections 16 are oppositely arranged on an inner hole wall 18 between the pair of discharging ports 14. Further, regarding a shape of an inner hole of a vertically cross-sectioned discharging port of the immersion nozzle passing through the center of the immersion nozzle 1 and the center of the discharging ports 14, the inner hole of the discharging port are gradually tapered from a starting point to its end of the discharging port at a curved line, and the gradually tapered curved line is existed on at least a part of or the whole internal shape of the discharging port showed by a cross-sectioned diameter of the immersion nozzle in the vertical direction.
摘要翻译：要解决的问题：为了使浸入式喷嘴的排出口流出的钢水的流动均匀化和整流，就钢水流动而言，在浸入式喷嘴的内孔中存在漂移状态，并且限制滚压的模具粉末在浸渍喷嘴附近。解决方案：在具有竖直方向的管状直体部分11的浸入式喷嘴10中，其中钢水从布置在上端的钢水引入部分13通过到下部，并且一对排出口14布置在直体部分的下部，并且沿着横向方向从直体部分的侧面排出钢水，突出的脊部16相对地布置在一对排出口之间的内孔壁18上此外，关于通过浸渍喷嘴1的中心的浸渍喷嘴的垂直横截面的排出口的内孔的形状和排出口14的中心，排出口的内孔逐渐地以曲线从起点到排出口的端部逐渐变细，并且逐渐变细的曲线存在于至少一部分或整个内部沙所述排出口的pe在垂直方向上以浸渍式喷嘴的横截面直径显示。版权所有（C）2012，JPO＆INPIT

8. 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

9. 发明专利

JP2011020152A Designing device and designing program of long nozzle for continuous casting, ladle assembly for continuous casting, and method for continuous casting 有权
标题翻译：用于连续铸造的长喷嘴的设计和设计方案，用于连续铸造的连接组件和连续铸造方法
公开(公告)号：JP2011020152A
公开(公告)日：2011-02-03
申请号：JP2009167786
申请日：2009-07-16
申请人： Kurosaki Harima Corp , Nippon Steel Corp , 新日本製鐵株式会社 , 黒崎播磨株式会社
发明人： MIZOBE ARIHITO , TSUZUKI TETSUO , KURISU JOJI , KIDO KOJI , SHIMOKASA TOMOHARU , FUKUNAGA SHINICHI , SADANO KENJI , OKAWA TAKESHI
IPC分类号： B22D11/10 , B22D41/50
摘要： PROBLEM TO BE SOLVED: To provide a designing device of a ladle assembly for continuous casting, capable of sufficiently preventing spouting of molten steel from the joint part of the upper edge of a long nozzle when opening an immersed hole. SOLUTION: The designing device of a ladle assembly for continuous casting includes: a sand pole movement calculating means for calculating the temporal changes in the speed and the position of the sand pole and for further calculating the temporal change in the height of the level of pooled molten steel that is pooled on the sand pole, while setting as an initial state the state in which a quantity of plugging sand to be dropped in use is filled onto the level of the molten steel pool in the space in a nozzle tube of which the lower part length d is immersed in the molten steel pool, making a sand pole an integrated elastic body that performs stress transmission with a pressure coefficient of μ w k, and allowing the molten steel to flow in with a volume flow of Q m from the upper part of the nozzle; a minimum nozzle-diameter determining means for calculating the height of the level of the pooled molten steel at the time when all of the sand pole is discharged through the lower edge of the nozzle by using the sand pole movement calculating means while changing a tube inner diameter R step-wise, and for determining the minimum inner diameter of the nozzle so that the height of the level is not higher than the height of the upper edge of the nozzle; and a nozzle volume calculating means for calculating a required in-tube volume in the space in the nozzle tube based on the minimum tube inner diameter R of the nozzle. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于连续铸造的钢包组件的设计装置，其能够充分防止当打开浸入的孔时从长喷嘴的上边缘的接合部分喷出钢水。解决方案：用于连续铸造的钢包组件的设计装置包括：砂柱运动计算装置，用于计算砂柱的速度和位置的时间变化，并且用于进一步计算砂杆高度的时间变化汇集在砂柱上的汇集的钢水的水平，同时将在使用中掉落的一定数量的堵塞砂填充到喷嘴管的空间中的钢水池的高度的初始状态其中下部长度d浸入钢水池中，使砂极成为压力系数μ w K的应力传递的一体化弹性体，并允许钢水流动具有来自喷嘴上部的Q m 的体积流量; 最小喷嘴直径确定装置，用于计算在通过使用砂杆运动计算装置将所有的砂柱通过喷嘴的下边缘排出时，合并钢水的高度高度，同时改变管内直径R分段，并且用于确定喷嘴的最小内径，使得水平高度不高于喷嘴的上边缘的高度; 以及喷嘴体积计算装置，用于基于喷嘴的最小管内径R计算喷嘴管的空间中所需的管内体积。版权所有（C）2011，JPO＆INPIT

10. 发明专利

JP2017087264A 浸漬ノズル审中-公开
公开(公告)号：JP2017087264A
公开(公告)日：2017-05-25
申请号：JP2015220580
申请日：2015-11-10
申请人：黒崎播磨株式会社 , Kurosaki Harima Corp
发明人： FUKUNAGA SHINICHI , MIZOBE ARIHITO , OKI KENICHI , FURUKAWA HIROKI
IPC分类号： B22D11/10 , B22D41/50
CPC分类号： B22D11/10 , B22D41/50
摘要：【課題】扁平状の浸漬ノズルにおいて,溶鋼吐出流を安定化させ,鋳型内湯面を安定化させる,すなわちその変動を小さくする浸漬ノズルを提供する。【解決手段】内孔の幅Wnが内孔の厚さTnより大きい扁平状である浸漬ノズルにおいて,扁平部分の幅方向の壁面中央部に中央突出部1を設けた。この中央突出部1の幅方向の長さWpのWnに対する比Wp/Wnは0.2以上0.7以下である。中央突出部1は対称に一対で配置されており,一対の中央突出部の厚さ方向の合計長さTpは,Tnの0.15以上0.75以下である。【選択図】図1

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