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11. 发明专利

JP2015028934A 接点装置およびこれを使用した電磁接触器有权
标题翻译：使用该接触装置和电磁接触器
公开(公告)号：JP2015028934A
公开(公告)日：2015-02-12
申请号：JP2014139620
申请日：2014-07-07
申请人：富士電機株式会社 , Fuji Electric Co Ltd , 富士電機機器制御株式会社 , Fuji Electric Fa Components & Systems Co Ltd
发明人： KASHIMURA OSAMU , ISOZAKI MASARU , TAKATANI YUKINOBU , SHIBA YUJI
IPC分类号： H01H50/54 , H01H1/66 , H01H50/00
摘要：【課題】開極時に固定接触子および可動接触子間で発生するアークの一方の根元の速やかな移動を可能とした接点装置およびこれを使用した電磁接触器を提供する。【解決手段】一対の固定接触子106a,106bは、上板部110a,110bと該上板部の下側に所定間隔を保って平行に配置される接点台部112a,112bと前記上板部および前記接点台部間を連接する連結板部111a,111bとで互いに対向する内方側を開放したC字状接点部107a,107bを有し、前記連結板部の長さがアークを消弧するために必要なアーク長を確保できる長さに設定され、前記固定接触子の接点台部および前記可動接触子の何れか一方に、他方に形成された第1の接点部120a,120bに向かって延長するアーク誘導柱113a,113bが形成され、該アーク誘導柱の先端に前記第1の接点部に接触可能な第2の接点部114a,114bが形成されている。【選択図】図3
摘要翻译：要解决的问题：为了提供使用接触装置的接触装置和电磁接触器，能够使接触开口处的固定触头和可动触点之间产生的电弧的一个底部立即移动。解决方案：一对固定触点106a 106b包括由上板部分110a，110b，布置在上板部分的下侧上的彼此平行配置的接触基部112a，112b构成的C形接触部107a，107b，以保持预定间隔，以及联接上板部件和接触基部的联接板部件111a，111b，并且打开彼此相对的内部。联接板部件的长度被设定为能够确保熄灭电弧所需的电弧长度的长度。电弧感应极113a，113b形成在固定触点的接触基部的一侧和可动触头的侧面之间，以朝向另一侧形成的第一接触部120a，120b延伸。能够与第一接触部接触的第二接触部114a，114b形成在电弧感应极的顶端。

12. 发明专利

JP2014110094A Contact point device and electromagnetic switch using the same 有权
标题翻译：接触点装置和电磁开关
公开(公告)号：JP2014110094A
公开(公告)日：2014-06-12
申请号：JP2012262700
申请日：2012-11-30
申请人： Fuji Electric Co Ltd , 富士電機株式会社 , Fuji Electric Fa Components & Systems Co Ltd , 富士電機機器制御株式会社
发明人： KASHIMURA OSAMU , ISOZAKI MASARU , TAKATANI YUKINOBU , NAKA YASUHIRO , SHIBA YUJI
IPC分类号： H01H50/54 , H01H50/02 , H01H50/38
CPC分类号： H01H50/546 , H01H50/38
摘要： PROBLEM TO BE SOLVED: To provide a contact point device and an electromagnetic switch using the same, capable of easily extinguishing an arc generated between a stationary contact and a movable contact at contact opening.SOLUTION: A contact point device includes a contact point housing case 102 for housing a pair of stationary contacts 111, 112 of stationary disposition with a predetermined gap and a movable contact point 130 disposed to be connectable to the pair of stationary contacts. An end face of the movable contact facing the pair of stationary contacts is formed to be arc-shaped end faces 130a, 130b. Also, an inner wall of the contact point housing case facing the arcuate end faces of the movable contact is formed to be half-cylinder faces 102a, 102b centered around the contact point part of the movable contact.
摘要翻译：要解决的问题：提供一种接触点装置和使用其的电磁开关，其能够容易地消除在接触开口处的固定触头和可动触点之间产生的电弧。解决方案：触点装置包括触点外壳 102，用于容纳具有预定间隙的一对静止位置的固定触点111,112和可连接到一对固定触点的可动触点130。面对一对固定触点的可动触头的端面形成为弧形端面130a，130b。此外，接触点容纳壳体的面对可动触点的弓形端面的内壁形成为以可动触头的接触点为中心的半圆筒面102a，102b。

13. 发明专利

JP2013084424A Electromagnetic contactor 有权
标题翻译：电磁接触器
公开(公告)号：JP2013084424A
公开(公告)日：2013-05-09
申请号：JP2011223144
申请日：2011-10-07
申请人： Fuji Electric Co Ltd , 富士電機株式会社 , Fuji Electric Fa Components & Systems Co Ltd , 富士電機機器制御株式会社
发明人： KASHIMURA OSAMU , ISOZAKI MASARU , TACHIKAWA HIROYUKI , TAKATANI YUKINOBU , NAKA YASUHIRO , SHIBA YUJI
IPC分类号： H01H50/54 , H01H50/14
CPC分类号： H01H1/58 , H01H1/54 , H01H50/10 , H01H50/14 , H01H50/546
摘要： PROBLEM TO BE SOLVED: To provide an electromagnetic contactor that can suppress electromagnetic repulsive force to make a movable contact open pole at the time of electric conduction without being affected by a magnetic field of an external connection conductor without making an entire construction large.SOLUTION: An electromagnetic contactor comprises: a contact mechanism including a stationary contact 2 having a pair of stationary contact parts 2a, 2b interposed in an electric path; and a movable contact 3 including a pair of movable contact parts 3b, 3c being able to contact or move away from the pair of stationary contact parts. The shape of at least one of a pair of the stationary contact and the movable contact is made into a shape that forms a magnetic field generating Lorentz force resisting electromagnetic repulsive force in an open pole direction which is generated between the stationary contact parts and the movable contact parts upon electric conduction. In addition, the electromagnetic contactor includes external connection conductors 20, 21 connecting to external connection terminals 2i, 2j of the stationary contact 2, and the attachment direction of holding parts 22, 23 for attaching the external connection conductors to the external connection terminals is made to be a direction crossing with the direction of current flowing through the movable contact.
摘要翻译：要解决的问题：提供一种电磁接触器，其可以抑制电磁排斥力，以在不导致外部连接导体的磁场的情况下在导电时使可动触头断开极，而不会使整个结构变大。解决方案：电磁接触器包括：接触机构，其包括具有插入电路中的一对固定接触部分2a，2b的固定触点2; 以及包括能够接触或远离所述一对固定接触部分的一对可动接触部分3b，3c的可动触点3。一对固定触点和可动触头中的至少一个的形状被制成形成磁场的形状，该磁场产生在静止触点部分与可动触点之间产生的开放极方向上的抵抗电磁斥力的洛伦兹力接触部分导电。此外，电磁接触器包括连接到固定触点2的外部连接端子2i，2j的外部连接导体20,21，并且用于将外部连接导体连接到外部连接端子的保持部件22,23的安装方向是与流过可动触点的电流方向交叉的方向。版权所有（C）2013，JPO＆INPIT

14. 发明专利

JP2012243589A Electromagnetic contactor 有权
标题翻译：电磁接触器
公开(公告)号：JP2012243589A
公开(公告)日：2012-12-10
申请号：JP2011112912
申请日：2011-05-19
申请人： Fuji Electric Fa Components & Systems Co Ltd , 富士電機機器制御株式会社 , Fuji Electric Co Ltd , 富士電機株式会社
发明人： TAKATANI YUKINOBU , NAKA YASUHIRO , SUZUKI KENJI , YAMAMOTO YUICHI , SHIBA YUJI
IPC分类号： H01H50/38
CPC分类号： H01H1/06 , H01H9/443 , H01H50/14 , H01H50/163 , H01H50/22 , H01H50/38 , H01H50/42 , H01H51/065 , H03K17/68
摘要： PROBLEM TO BE SOLVED: To provide an electromagnetic contactor capable of miniaturizing an entire constitution even when a large current is opened or closed.SOLUTION: An electromagnetic contactor 10 comprises: a contact device 100; and an electromagnet unit 200. In the contact device 100, C-shaped contact parts are formed on a pair of stationary contacts 111, 112, and arc-extinguishing permanent magnets 143, 144 are arranged on an inner peripheral side of an insulation case 140, in which both ends of the movable contact 130 are arranged in the C-shaped contact part approachably/separatably and which surrounds the stationary contact and the movable contact. The electromagnet unit 200 comprises: a U-shaped magnetic yoke 201; an upper magnetic yoke 210 bridged at its opening part; a spool 204, around which an exciting coil 208 arranged on the magnetic yoke is wound; a movable plunger 215 arranged at a center of the spool and coupled with the movable contact; and an annular permanent magnet 220 arranged on the upper magnetic yoke 210 to surround a peripheral collar part on a tip side of the movable plunger.
摘要翻译：要解决的问题：即使当大电流被打开或关闭时，提供能够使整体结构小型化的电磁接触器。解决方案：电磁接触器10包括：接触装置100; 和电磁体单元200.在接触装置100中，C形接触部分形成在一对固定触头111,112上，并且灭弧永磁体143,144设置在绝缘壳体140的内周侧，其中可动触点130的两端以可接近/可分离的方式布置在C形接触部分中，并且围绕固定触点和可动触头。电磁体单元200包括：U形磁轭201; 在其开口部分桥接的上磁轭210; 卷轴204，卷绕在磁轭上的励磁线圈208; 可动柱塞215，布置在卷轴的中心并与可动触头相连; 以及设置在上磁轭210上的环形永磁体220，以围绕可移动柱塞的尖端侧的周边凸缘部。版权所有（C）2013，JPO＆INPIT

15. 发明专利

JP2012160427A Electromagnetic contactor 有权
标题翻译：电磁接触器
公开(公告)号：JP2012160427A
公开(公告)日：2012-08-23
申请号：JP2011193552
申请日：2011-09-06
申请人： Fuji Electric Co Ltd , Fuji Electric Fa Components & Systems Co Ltd , 富士電機株式会社 , 富士電機機器制御株式会社
发明人： TACHIKAWA HIROYUKI , ISOZAKI MASARU , KASHIMURA OSAMU , TAKATANI YUKINOBU , NAKA YASUHIRO , SHIBA YUJI
IPC分类号： H01H50/38 , H01H50/00 , H01H50/54
CPC分类号： H01H9/443 , H01H50/546
摘要： PROBLEM TO BE SOLVED: To provide an electromagnetic contactor capable of being downsized while ensuring a sufficient arc-extinguishing function independently of a direction of a current flowing in a contact part.SOLUTION: An electromagnetic contactor comprises: a first stationary contactor 5A having a stationary contact part and a stationary terminal part connected to a power supply; a second stationary contactor 5B having a stationary contact part and a stationary terminal part connected to a load; a stationary contactor supporting housing 4 supporting the first stationary contactor and the second stationary contactor so that a predetermined interval is kept and that the stationary terminal parts of both contactors are protruded toward external; a movable contactor 6 that can be contacted to or separated from the stationary contact part of the first stationary contactor and the stationary contact part of the second stationary contactor, and that is arranged in the stationary contactor supporting housing; a pair of arc-extinguishing magnet bodies 21 and 22 arranged and provided in parallel on both sides of the movable contactor in a direction orthogonal to a longitudinal direction of the movable contactor so that mutual opposed magnetic pole faces have the same polarity; and a driving mechanism 3 driving the movable contactor so that the movable contactor can be contacted to and separated from the first stationary contactor and the second stationary contactor.
摘要翻译：要解决的问题：提供一种能够独立于在接触部分中流动的电流的方向确保足够的灭弧功能而能够小型化的电磁接触器。解决方案：电磁接触器包括：具有固定接触部分的第一固定接触器5A和连接到电源的固定端子部分; 具有固定接触部分和连接到负载的固定端子部分的第二固定接触器5B; 固定接触器支撑壳体4，其支撑第一固定接触器和第二固定接触器，使得保持预定间隔，并且两个接触器的固定端子部分朝向外部突出; 活动接触器6，其可以与第一固定接触器的固定接触部分和第二固定接触器的固定接触部分接触或分离，并且布置在固定接触器支撑壳体中; 一对灭弧磁体21和22在与活动接触器的纵向方向正交的方向上平行地设置在可动接触器的两侧，以使相互相对的磁极面具有相同的极性; 以及驱动机构3，驱动活动接触器，使得活动接触器能够与第一固定接触器和第二固定接触器接触并与其分离。版权所有（C）2012，JPO＆INPIT

16. 发明专利

JP2012054048A Electromagnetic switch 有权
标题翻译：电磁开关
公开(公告)号：JP2012054048A
公开(公告)日：2012-03-15
申请号：JP2010194464
申请日：2010-08-31
申请人： Fuji Electric Fa Components & Systems Co Ltd , 富士電機機器制御株式会社
发明人： SUZUKI KENJI , NAKA YASUHIRO , TAKATANI YUKINOBU , YAMAMOTO YUICHI , SHIBA YUJI
IPC分类号： H01H50/16
CPC分类号： H01H50/546 , H01H50/34
摘要： PROBLEM TO BE SOLVED: To provide an electromagnetic switch capable of efficiently outputting suction force by a small stroke, without requiring the formation of a guide face to guide a movable iron core into an excitation coil.SOLUTION: An electromagnetic switch comprises: a contact device 1 which has a pair of fixed contacts 4a and 4b fixed in an arc-extinguishing chamber container 3 with a predetermined gap therebetween, and a movable contact 5 arranged to be attachable to or detachable from the pair of fixed contacts; an electromagnet device 2 which drives the movable contact 5. The electromagnet device 2 has: a cylindrical excitation coil 11; a fixed iron core 12 passing through the center of the excitation coil 11; a magnetic yoke 13 covering the outer side of the excitation coil 11; and a movable iron core 14 facing the fixed iron core 12 and the magnetic yoke 13. Contact surfaces of the fixed iron core 12 and the magnetic yoke 13 are formed closer to the contact device side than to the excitation coil 11.
摘要翻译：要解决的问题：提供一种能够以小行程有效地输出吸引力的电磁开关，而不需要形成引导面，以将可动铁芯引导到励磁线圈中。解决方案：电磁开关包括：接触装置1，其具有固定在灭弧室容器3中的一对固定触点4a和4b，其间具有预定的间隙;以及可动触点5，其可布置成可附接到或可从一对固定触点拆下; 驱动可动触点5的电磁体装置2.电磁铁装置2具有圆筒形的励磁线圈11，穿过励磁线圈11的中心的固定铁芯12; 覆盖励磁线圈11的外侧的磁轭13; 以及面对固定铁芯12和磁轭13的可动铁芯14.固定铁芯12和磁轭13的接触表面比激励线圈11形成得更接近接触装置侧。（C）2012，JPO＆INPIT

17. 发明专利

JP2012054047A Electromagnetic switch 有权
标题翻译：电磁开关
公开(公告)号：JP2012054047A
公开(公告)日：2012-03-15
申请号：JP2010194463
申请日：2010-08-31
申请人： Fuji Electric Fa Components & Systems Co Ltd , 富士電機機器制御株式会社
发明人： SUZUKI KENJI , NAKA YASUHIRO , TAKATANI YUKINOBU , YAMAMOTO YUICHI , SHIBA YUJI
IPC分类号： H01H50/22 , H01H50/00 , H01H50/36 , H01H50/54
CPC分类号： H01H50/546 , H01H9/443 , H01H50/30
摘要： PROBLEM TO BE SOLVED: To provide an electromagnetic switch capable of improving an anti vibration shock performance without increasing an energizing force for resetting.SOLUTION: The electromagnetic switch comprises: a contact device 1 which has a pair of fixed contacts 4a, 4b fixed in an arc-extinguishing chamber container 3 with a predetermined gap therebetween, and a movable contact 5 arranged to be attachable to or detachable from the pair of fixed contacts; and an electromagnet device 2 having a movable plunger 13 movable between an opening position for separating the movable contact 5 from the fixed contact and a closing position for pressing the movable contact 5 in contact with the fixed contact. The arch-extinguishing chamber container 3 is provided with permanent magnets 16a, 16b for arc-extinguishing an arc generated in pole opening, during which the movable contact is separated from the fixed contact from a condition that the movable contact is in contact with the fixed contact. A magnetic circuit La is formed, which is returned to the permanent magnet via the movable plunger from the permanent magnet while the movable plunger 13 is at the opening position.
摘要翻译：解决的问题：提供一种能够提高抗振动冲击性能的电磁开关，而不增加用于复位的通电力。解决方案：电磁开关包括：接触装置1，其具有固定在其中具有预定间隙的灭弧室容器3中的一对固定触点4a，4b和可移动触点5，该触点设置成可附接到或可从一对固定触点拆下; 以及具有可移动柱塞13的电磁体装置2，活动柱塞13可在用于将可动触点5与固定触点分开的打开位置和用于按压与可动触点5接触的固定触点的闭合位置之间移动。灭弧室容器3设置有永久磁铁16a，16b，用于消除在磁极开口中产生的电弧，在该过程中，可动触头与固定触头分离，从可动触头与固定触点接触的状态联系。形成磁路La，当可动柱塞13处于打开位置时，磁路La通过可动柱塞从永磁体返回到永久磁铁。版权所有（C）2012，JPO＆INPIT

18. 发明专利

JP2015035414A 接点装置及びこれを使用した電磁接触器有权
标题翻译：接触设备和电磁接触器
公开(公告)号：JP2015035414A
公开(公告)日：2015-02-19
申请号：JP2014016095
申请日：2014-01-30
申请人：富士電機機器制御株式会社 , Fuji Electric Fa Components & Systems Co Ltd
发明人： TAKATANI YUKINOBU , SHIBA YUJI , KASHIMURA OSAMU , NAKA YASUHIRO , SUZUKI KENJI
IPC分类号： H01H50/54 , H01H50/00 , H01H50/38
摘要：【課題】開極時に生じるアークの伸長を容易にする接点装置及びこれを使用した電磁接触器を提供する。【解決手段】一対の固定接触子106a,106bに対して可動接触子130が接離可能に配置された接点装置100であって、前記一対の固定接触子は、上板部116と該上板部の下側に所定間隔を保って平行に配置される接点台部118と前記上板部及び前記接点台部間を連接する連結板部117とで互いに対向する内方側を開放したU字状に形成され、前記可動接触子は、前記一対の固定接触子の上板部及び接点台部間に当該接点台部に対して接離可能に配置され、前記接点台部118の前記可動接触子と対向する接点部にアークの移動を妨げる段差部を生じることなく接点粒を配置している。【選択図】図2
摘要翻译：要解决的问题：提供一种有利于电极开口中产生的电弧的伸长的接触装置和使用该接触装置的电磁接触器。解决方案：在接触装置100中，可动接点130被设置为接触与一对固定触点106a和106b分离。一对固定触点形成在与上板部116平行设置的接触基部118相对的U形开口内侧，同时在上板部的下侧保持规定的间隔，连接板部117，其连接上板部和接触基部。可动触点设置成与一对固定触头的上板部分和触头基部之间的接触基部接触并与之分离，并且在接触基部118的与可动触点相对的接触部分设置接触粒子而不产生妨碍电弧运动的步骤。

19. 发明专利

JP2014116256A Electromagnetic contactor 有权
标题翻译：电磁接触器
公开(公告)号：JP2014116256A
公开(公告)日：2014-06-26
申请号：JP2012271279
申请日：2012-12-12
申请人： Fuji Electric Fa Components & Systems Co Ltd , 富士電機機器制御株式会社
发明人： NAKA YASUHIRO , TAKATANI YUKINOBU , SUZUKI KENJI , SHIBA YUJI
IPC分类号： H01H50/54
CPC分类号： H01H1/06 , H01H9/443 , H01H33/60 , H01H50/546 , H01H51/2209
摘要： PROBLEM TO BE SOLVED: To enhance interruption performance by shortening the electric-arc retention time.SOLUTION: An electromagnetic contactor includes a fixed contact 118, a movable contact 130 arranged oppositely to the fixed contact 118 so as to be able of contact and separate, and an arc-extinguishing container forming an arc-extinguishing chamber for housing the fixed contact 118 and movable contact 130. Between the contact surfaces facing the movable contact 130 and the fixed contact 118, at least the facing distance between the contact end of the fixed contact 118 and the contact end of the movable contact 130 is set to increase toward the end face on the contact end side.
摘要翻译：要解决的问题：通过缩短电弧停留时间来提高中断性能。解决方案：电磁接触器包括固定触点118，与固定触点118相对布置以便能够接触和分离的可动触头130，以及形成用于容纳固定触点118和可动触头130的灭弧室的灭弧容器。在面对可动触点130和固定触点118的接触表面之间，至少在固定触点118的接触端之间的相对距离触点118和可动触点130的接触端被设定为朝接触端侧的端面增大。

20. 发明专利

JP2014112483A Electromagnetic contactor 有权
标题翻译：电磁接触器
公开(公告)号：JP2014112483A
公开(公告)日：2014-06-19
申请号：JP2012266238
申请日：2012-12-05
申请人： Fuji Electric Fa Components & Systems Co Ltd , 富士電機機器制御株式会社
发明人： NAKA YASUHIRO , TAKATANI YUKINOBU , SUZUKI KENJI , SHIBA YUJI , TAKEMOTO TAKANORI
IPC分类号： H01H50/54
CPC分类号： H01H1/50 , H01H50/42 , H01H50/546 , H01H50/60 , H01H51/065 , H01H2050/025
摘要： PROBLEM TO BE SOLVED: To provide an electromagnetic contactor that can prevent a movable contact from wobbling longitudinally when a contact mechanism is closed and opened.SOLUTION: An electromagnetic contactor 1 includes a contact mechanism CM having a pair of fixed contacts 11A, 11B arranged at a predetermined longitudinal interval, and a movable contact 12 arranged above the pair of fixed contacts 11A, 11B and capable of separable contact with the pair of fixed contacts 11A, 11B. The movable contact 12 is vertically movably arranged on a coupling shaft 37 fixed to a movable plunger 36, and is, at a longitudinal middle portion thereof, pressed by a downward loading force of a contact spring 16 to be held on the coupling shaft 37. The coupling shaft 37 is mounted with a plate spring member 20 extending longitudinally and having in the vicinities of both longitudinal outer ends a pair of loading force application portions 22a, 22b for applying a predetermined loading force downward to a pair of movable contact points 12d, 12e.
摘要翻译：要解决的问题：提供一种电磁接触器，其可以防止可动接触件在接触机构闭合和打开时纵向摆动。解决方案：电磁接触器1包括接触机构CM，接触机构CM具有一对固定接点11A，11B，其布置在以及设置在一对固定触头11A，11B上方并且能够与一对固定触头11A，11B分离接触的可动触头12。可动触头12可垂直移动地布置在固定到活动柱塞36上的连接轴37上，并且在其纵向中间部分处被接触弹簧16的向下的加载力压紧以保持在联接轴37上。联接轴37安装有纵向延伸的板簧构件20，并且在两个纵向外端附近具有一对加载力施加部分22a，22b，用于向一对可动接点12d施加预定的加载力， 12E。

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