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1. 发明专利

JP2013004725A Reactor 审中-公开
标题翻译：反应堆
公开(公告)号：JP2013004725A
公开(公告)日：2013-01-07
申请号：JP2011134155
申请日：2011-06-16
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： KITAJIMA MIKI , YAMAMOTO SHINICHIRO , YOSHIKAWA KOHEI
IPC分类号： H01F37/00
摘要： PROBLEM TO BE SOLVED: To provide a reactor capable of accurately detecting a leakage magnetic flux.SOLUTION: A reactor 1 includes: a coil 2 in which a pair of coil elements 2a and 2b spirally wound with a winding 2w are connected side by side; a magnetic core 3 having a pair of inside core portions 31 respectively disposed in the coil elements 2a and 2b, and an outside core portion 32 coupling the inside core portions 31 to form a closed magnetic circuit; an insulator 5 having a frame-shaped portion 52 abutting on an end surface of the coil 2, and insulating the coil 2 and the magnetic core 3; and magnetic sensors 7 for detecting a leakage magnetic flux from the magnetic core 3 when exciting the coil 2. The frame-shaped portion 52 has an intermediate portion 53 which defines the inside of the frame-shaped portion 52 into a pair of opening portions in which the inside core portions 31 are inserted. The plurality of the magnetic sensors 7 are provided on the intermediate portion 53.
摘要翻译：要解决的问题：提供一种能够精确地检测泄漏磁通量的电抗器。解决方案：电抗器1包括：线圈2，其中一对螺旋卷绕有绕组2w的线圈元件2a和2b并排连接; 分别设置在线圈元件2a，2b中的一对内侧芯部31和连结内侧芯部31而形成闭合磁路的外部芯部32的磁芯3; 绝缘体5，其具有与线圈2的端面邻接的框状部52，并且使线圈2和磁芯3绝缘; 以及用于在激励线圈2时检测来自磁芯3的漏磁通的磁传感器7.框状部52具有将框状部52的内侧限定为一对开口部的中间部53 内芯部31插入。多个磁传感器7设置在中间部分53上。版权所有：（C）2013，JPO＆INPIT

2. 发明专利

JP2013030731A Reactor, converter and electric power conversion apparatus 有权
公开(公告)号：JP2013030731A
公开(公告)日：2013-02-07
申请号：JP2011280298
申请日：2011-12-21
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： NOMURA YASUSHI , KITAJIMA MIKI , YOSHIKAWA KOHEI
IPC分类号： H01F37/00 , H01F27/26
摘要： PROBLEM TO BE SOLVED: To provide a small reactor which has superior heat dissipation.SOLUTION: A reactor 1 comprises: an assembly 10 having a coil 2 and a magnetic core 3 in which the coil 2 is arranged; and a case 4 housing the assembly 10. The case 4 comprises: a bottom plate part 40 fixed to a fixation object when the reactor 1 is installed on the fixation object; a side wall part 41 attached to the bottom plate part 40 by an adhesive agent and surrounding around the assembly 10; and a jointing layer 42 holding the coil 2 to an inner surface of the bottom plate part 40. The bottom plate part 40 is made of a material having a heat conductivity being higher than that of the side wall part 41. The reactor 1 comprises the bottom plate part 40 having high heat conductivity, and further the coil 2 is joined to the bottom plate part 40 by an adhesive layer 42, thereby the heat of the coil 2 can be easily transferred and the heat dissipation is improved. The bottom plate part 40 and the side wall part 41 are united by the adhesive agent, thereby thinning thicknesses of both part 40, 41, so that the small reactor 1 can be obtained.

3. 发明专利

JP2012209341A Reactor 审中-公开
标题翻译：反应堆
公开(公告)号：JP2012209341A
公开(公告)日：2012-10-25
申请号：JP2011072318
申请日：2011-03-29
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： KITAJIMA MIKI
IPC分类号： H01F37/00
摘要： PROBLEM TO BE SOLVED: To provide a reactor which has a small number of components, and excellent assembling workability.SOLUTION: A reactor 1 includes: a coil 2; a magnetic core 3; a case 4 for storing an assembly 10 of the coil 2 and the magnetic core 3; sealing resin 6 filled in the case 4 and sealing the assembly 10; and a terminal member 8 connected to an end portion 2e of a winding 2w. The terminal member 8 has an inside portion 81, an outside portion 82, and an engaging portion 83. The inside portion 81 includes a connecting portion 81a (81b) connected to the end portion 2e of the winding 2w, and is arranged inside the case 4. The outside portion 82 is arranged outside the case 4, and connected to an external device for supplying electric power to the coil 2. The engaging portion 83 connects the inside portion 81 and the outside portion 82, and is engaged at least over the inside and an opening edge of the case 4 to be positioned in the case 4. At least a part of the inside portion 81 is sealed by the sealing resin 6, thereby fixing the terminal member 8 on the case 4.
摘要翻译：要解决的问题：提供一种具有少量组分的反应器和优异的组装操作性。解决方案：反应器1包括：线圈2; 磁芯3; 用于存储线圈2和磁芯3的组件10的壳体4; 密封树脂6填充在壳体4中并密封组件10; 以及连接到绕组2w的端部2e的端子构件8。端子部件8具有内部部分81，外侧部分82和接合部分83.内部部分81包括连接到绕组2w的端部2e的连接部分81a（81b），并且布置在壳体外部部分82布置在壳体4的外部，并连接到用于向线圈2供电的外部装置。接合部分83将内部部分81和外部部分82连接起来，并且至少在内部和壳体4的开口边缘定位在壳体4中。内部部分81的至少一部分被密封树脂6密封，从而将端子构件8固定在壳体4上。版权所有：（C）2013，JPO＆INPIT

4. 发明专利

JP2011199265A Reactor and method for manufacturing the same 有权
标题翻译：反应器及其制造方法
公开(公告)号：JP2011199265A
公开(公告)日：2011-10-06
申请号：JP2011035597
申请日：2011-02-22
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： INABA KAZUHIRO , KITAJIMA MIKI , YAMAMOTO SHINICHIRO , KAWAGUCHI HAJIME
IPC分类号： H01F38/12 , H01F41/02
摘要： PROBLEM TO BE SOLVED: To provide a reactor which is excellent in heat dissipation properties and can easily obtain a desired inductance value even if an outer core for covering the outside of a coil is formed of a mixture of a magnetic material and resin.SOLUTION: The reactor includes a coil, a core and a case for housing the core where the core has an inner core disposed in the coil, and an outer core for covering a part or entire of the outside of the coil and the outer core is formed of a mixture of the magnetic material and the resin. Of wall surfaces forming the case, at least one surface of surfaces substantially parallel to the axial direction of the coil is so constituted that a cooling surface is cooled from the outside, and the distribution of a concentration of the magnetic material in the outer core distribution becomes larger from the axial center of the core toward the cooling surface direction.
摘要翻译：要解决的问题：即使用磁性材料和树脂的混合物形成用于覆盖线圈外部的外芯，也可以容易地获得期望的电感值，从而提供散热性优异的电抗器。解决方案：反应器包括线圈，芯和用于容纳芯的壳体，其中芯具有设置在线圈中的内芯，并且用于覆盖线圈的一部分或全部的外芯和外芯由外部的芯磁性材料和树脂的混合物。在形成壳体的壁面中，基本上平行于线圈的轴向的表面的至少一个表面被构造成使得冷却表面从外部冷却，并且磁性材料在外芯分布中的浓度的分布从芯的轴心朝向冷却面方向变大。

5. 发明专利

JP2013030721A Reactor, converter and electric power conversion apparatus 有权
公开(公告)号：JP2013030721A
公开(公告)日：2013-02-07
申请号：JP2011181861
申请日：2011-08-23
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： NOMURA YASUSHI , KITAJIMA MIKI , YOSHIKAWA KOHEI
IPC分类号： H01F37/00 , H01F41/12
CPC分类号： H01F27/08 , H01F27/022 , H01F27/22 , H01F37/00 , H02M3/155 , H02M3/1588 , H02M7/42 , H02M7/68 , Y02B70/1466
摘要： PROBLEM TO BE SOLVED: To provide a small reactor which has superior heat dissipation.SOLUTION: A reactor 1 comprises: an assembly 10 having a coil 2 and a magnetic core 3 in which the coil 2 is arranged; and a case 4 housing the assembly 10. The case 4 comprises: a bottom plate part 40 fixed to a fixation object when the reactor 1 is installed on the fixation object; a side wall part 41 attached to the bottom plate part 40 by an adhesive agent and surrounding around the assembly 10; and a jointing layer 42 holding the coil 2 to an inner surface of the bottom plate part 40. The bottom plate part 40 is made of a material having a heat conductivity being higher than that of the side wall part 41. The reactor 1 comprises the bottom plate part 40 having high heat conductivity, and further the coil 2 is joined to the bottom plate part 40 by an adhesive layer 42, thereby the heat of the coil 2 can be easily transferred and the heat dissipation is improved. The bottom plate part 40 and the side wall part 41 are united by the adhesive agent, thereby thinning thicknesses of both part 40, 41, so that the small reactor 1 can be obtained.

6. 发明专利

JP2011199289A Reactor and method for manufacturing the same 有权
标题翻译：反应器及其制造方法
公开(公告)号：JP2011199289A
公开(公告)日：2011-10-06
申请号：JP2011059977
申请日：2011-03-18
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： INABA KAZUHIRO , KITAJIMA MIKI , YAMAMOTO SHINICHIRO , KAWAGUCHI HAJIME
IPC分类号： H01F30/00 , H01F41/12
摘要： PROBLEM TO BE SOLVED: To provide a reactor which is excellent in heat dissipation properties and can easily obtain a desired inductance value even if an outer core for covering the outside of a coil is formed of a mixture of a magnetic material and a resin.SOLUTION: The reactor includes a coil, a core, and a case for housing the coil and a core. The core has an inner core disposed in the coil and an outer core where at least the outer core is formed of the mixture of the magnetic material and the resin. The coil is arranged with the axial direction thereof substantially parallel to the bottom surface of the case. In the reactor, a difference in the density of the magnetic material in the outer core is small in the axial direction of the coil in comparison with a direction along a sidewall of the case, and the density on the bottom surface side and the upper surface side of the case has distribution becomes small from the bottom surface side toward the upper surface side so that at least the bottom surface of the case is cooled.
摘要翻译：要解决的问题：即使用磁性材料和树脂的混合物形成用于覆盖线圈外部的外芯，也可以容易地获得期望的电感值，从而提供散热性优异的电抗器。：电抗器包括线圈，铁心和用于容纳线圈和芯的壳体。芯具有设置在线圈中的内芯和外芯，其中至少外芯由磁性材料和树脂的混合物形成。线圈布置成其轴向方向基本上平行于壳体的底表面。在反应器中，与沿着壳体的侧壁的方向相比，外芯中的磁性材料的密度差在线圈的轴向方向上小，并且底表面侧和上表面上的密度壳体的底面从底面侧向上表面侧的分布变小，使得至少壳体的底面被冷却。

7. 发明专利

JP2011199257A Method for manufacturing reactor 有权
标题翻译：制造反应器的方法
公开(公告)号：JP2011199257A
公开(公告)日：2011-10-06
申请号：JP2010269530
申请日：2010-12-02
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： INABA KAZUHIRO , KITAJIMA MIKI , YAMAMOTO SHINICHIRO , KAWAGUCHI HAJIME
IPC分类号： H01F37/00 , H01F27/24 , H01F41/04
CPC分类号： H01F37/00 , H01F27/022 , H01F27/255 , Y10T29/49073
摘要： PROBLEM TO BE SOLVED: To provide a reactor which is excellent in heat dissipation properties and can easily obtain a desired inductance value even if an outer core for covering the outside of a coil is formed of a mixture of a magnetic material and resin.SOLUTION: The reactor 101 includes a coil 201, a core 204 having an inner core 202 disposed in the coil 201 and an outer core 203 for covering the outside of the coil 201, and a case 103 for housing the coil 201 and the core 204. The outer core 203 is formed of the mixture of the magnetic material and the resin, the coil 201 is disposed with the axial direction of the coil 201 substantially parallel to the bottom of the case 103, and a difference in a concentration of the magnetic material in the outer core 203 is smaller in the axial direction of the coil 201 than in a direction along a side wall of the case 103.
摘要翻译：要解决的问题：即使用磁性材料和树脂的混合物形成用于覆盖线圈外部的外芯，也可以容易地获得期望的电感值，从而提供散热性优异的电抗器。解决方案：电抗器101包括线圈201，具有设置在线圈201中的内芯202和用于覆盖线圈201的外侧的外芯203的芯部204和用于容纳线圈201和芯体204的壳体103。外芯203由磁性材料和树脂的混合物形成，线圈201沿着线圈201的轴向大致平行于壳体103的底部设置，磁性材料的浓度差外芯203在线圈201的轴向上比沿着壳体103的侧壁的方向小。

8. 发明专利

JP2013030733A Reactor, converter and electric power conversion apparatus 审中-公开
标题翻译：反应器，转换器和电力转换装置
公开(公告)号：JP2013030733A
公开(公告)日：2013-02-07
申请号：JP2012017141
申请日：2012-01-30
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： NOMURA YASUSHI , KITAJIMA MIKI , YOSHIKAWA KOHEI
IPC分类号： H01F37/00 , H02M3/155 , H02M7/48
摘要： PROBLEM TO BE SOLVED: To provide a small reactor which has superior heat dissipation.SOLUTION: A reactor 1 comprises: an assembly 10 having a coil 2 and a magnetic core 3 in which the coil 2 is arranged; and a case 4 housing the assembly 10. The case 4 comprises: a bottom plate part 40 fixed to a fixation object when the reactor 1 is installed on the fixation object; a side wall part 41 attached to the bottom plate part 40 by an adhesive agent and surrounding around the assembly 10; and a jointing layer 42 holding the coil 2 to an inner surface of the bottom plate part 40. The bottom plate part 40 is made of a material having a heat conductivity being higher than that of the side wall part 41. The reactor 1 comprises the bottom plate part 40 having high heat conductivity, and further the coil 2 is joined to the bottom plate part 40 by an adhesive layer 42, thereby the heat of the coil 2 can be easily transferred and the heat dissipation is improved. The bottom plate part 40 and the side wall part 41 are united by the adhesive agent, thereby thinning thicknesses of both part 40, 41, so that the small reactor 1 can be obtained.
摘要翻译：要解决的问题：提供具有优异散热性的小型反应器。解决方案：反应器1包括：具有线圈2和磁芯3的组件10，线圈2布置在其中; 以及容纳组件10的壳体4.壳体4包括：当反应器1安装在固定物体上时固定到固定物体上的底板部分40; 侧壁部分41，其通过粘合剂附接到底板部分40并且围绕组件10围绕; 以及将线圈2保持在底板部40的内表面的接合层42.底板部40由导热性高于侧壁部41的导热性的材料构成。反应器1包括具有高导热性的底板部分40，并且线圈2通过粘合剂层42接合到底板部分40，从而可以容易地转移线圈2的热量并提高散热。底板部分40和侧壁部分41通过粘合剂结合在一起，从而减小了部分40,41的厚度，使得可以获得小反应器1。版权所有（C）2013，JPO＆INPIT

9. 发明专利

JP2013030732A Reactor, converter and electric power conversion apparatus 有权
公开(公告)号：JP2013030732A
公开(公告)日：2013-02-07
申请号：JP2012017140
申请日：2012-01-30
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： NOMURA YASUSHI , KITAJIMA MIKI , YOSHIKAWA KOHEI
IPC分类号： H01F37/00 , H02M3/155 , H02M7/48
摘要： PROBLEM TO BE SOLVED: To provide a small reactor which has superior heat dissipation.SOLUTION: A reactor 1 comprises: an assembly 10 having a coil 2 and a magnetic core 3 in which the coil 2 is arranged; and a case 4 housing the assembly 10. The case 4 comprises: a bottom plate part 40 fixed to a fixation object when the reactor 1 is installed on the fixation object; a side wall part 41 attached to the bottom plate part 40 by an adhesive agent and surrounding around the assembly 10; and a jointing layer 42 holding the coil 2 to an inner surface of the bottom plate part 40. The bottom plate part 40 is made of a material having a heat conductivity being higher than that of the side wall part 41. The reactor 1 comprises the bottom plate part 40 having high heat conductivity, and further the coil 2 is joined to the bottom plate part 40 by an adhesive layer 42, thereby the heat of the coil 2 can be easily transferred and the heat dissipation is improved. The bottom plate part 40 and the side wall part 41 are united by the adhesive agent, thereby thinning thicknesses of both part 40, 41, so that the small reactor 1 can be obtained.

10. 发明专利

JP2012243913A Reactor 审中-公开
标题翻译：反应堆
公开(公告)号：JP2012243913A
公开(公告)日：2012-12-10
申请号：JP2011111739
申请日：2011-05-18
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： KITAJIMA MIKI , YOSHIKAWA KOHEI
IPC分类号： H01F37/00
摘要： PROBLEM TO BE SOLVED: To provide a reactor capable of accurately detecting a temperature of a coil.SOLUTION: A reactor 1 includes: a coil 2 connecting a pair of coil elements 2a and 2b, in which a winding 2w is spirally wound, in parallel; a magnetic core 3 having a pair of inner core parts 31 arranged in respective coil elements 2a and 2b, and an outer core part 32 connecting the inner core parts 31 to form a closed magnetic circuit; a temperature sensor 7 for measuring a temperature of the coil 2; a case 4 for storing an assembly 10 composed of the coil 2 and the magnetic core 3; and sealing resin 6 filled in the case 4 to seal the assembly 10. The temperature sensor 7 is provided between turns of the coil element 2a positioned in an axial center region and a height direction center region on a side of a face of the coil element 2a(2b) facing the coil element 2b(2a), and is fixed to the coil element 2a(2b) by the sealing resin 6.
摘要翻译：要解决的问题：提供一种能够精确地检测线圈温度的电抗器。解决方案：电抗器1包括：并联连接绕组2w螺旋缠绕的一对线圈元件2a和2b的线圈2; 具有布置在各个线圈元件2a和2b中的一对内芯部分31的磁芯3和连接内芯部31以形成闭合磁路的外芯部32; 用于测量线圈2的温度的温度传感器7; 用于存储由线圈2和磁芯3组成的组件10的壳体4; 填充在壳体4中的密封树脂6以密封组件10.温度传感器7设置在线圈元件2a的位于轴向中心区域的匝之间，线圈元件的面的一侧的高度方向中心区域 2a（2b）面向线圈元件2b（2a），并通过密封树脂6固定到线圈元件2a（2b）。版权所有（C）2013，JPO＆INPIT

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