专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2015019548A 車両用電動機及び鉄道車両审中-公开
标题翻译：汽车和铁路车辆
公开(公告)号：JP2015019548A
公开(公告)日：2015-01-29
申请号：JP2013146904
申请日：2013-07-12
申请人：株式会社東芝 , Toshiba Corp
发明人： NAGAYAMA TAKASHI
IPC分类号： H02K9/06 , H02K5/10
摘要：【課題】塵埃が堆積することを抑制しながら、外部から取り込んだ冷却風(外気)を利用して冷却を行うことができる電動機を提供すること。【解決手段】ステータ鉄心21と、貫通孔34aを有する複数の鋼板34を積層し、軸線O回りに回転するロータシャフト31に固定されると共に、ステータ鉄心の径方向の内側に配置されたロータ鉄心32と、複数の貫通孔により形成され、外部からの冷却風Aを軸方向の一方側から軸方向の他方側に向けて流動させる通風ダクト60と、を備え、通風ダクト内には、複数の鋼板の積層によって貫通孔が軸方向に繋がった通風孔よりも、流動時における流体抵抗を低下させる、抵抗低減手段61が設けられている車両用電動機4を提供する。【選択図】図3
摘要翻译：要解决的问题：提供一种能够通过使用从外部获取的冷却空气（新鲜空气）来冷却的电机，同时抑制灰尘积聚。解决方案：车辆用电动机4包括：定子铁芯21; 转子芯32，其具有多个具有通孔34a的钢板34的叠层，固定到围绕轴线o旋转的转子轴31以及沿直径方向布置在定子芯内部; 并且由多个通孔形成的具有从外部流出的冷却空气A的空气管道60沿轴向从一侧到另一侧沿轴向流动。在空气管道中，与通过多个钢板的层叠在轴向连接的通孔的通气孔相比，减小流动阻力的电阻减少装置61。

2. 发明专利

JP2015012669A 車両用電動機及び鉄道車両有权
标题翻译：机动车和铁路车辆
公开(公告)号：JP2015012669A
公开(公告)日：2015-01-19
申请号：JP2013135502
申请日：2013-06-27
申请人：株式会社東芝 , Toshiba Corp
发明人： NAGAYAMA TAKASHI , ONUMA AKI
IPC分类号： H02K5/20 , H02K9/06
CPC分类号： H02K9/06 , B61C9/50 , H02K5/20 , H02K9/16
摘要：【課題】制約寸法内に収めながら、低騒音化を図りつつ十分な冷却を行って出力及び性能の安定化を図ること。【解決手段】ロータ鉄心32及びステータ鉄心21を内部に収容すると共に、軸受33Aを介してロータシャフト31の軸方向の両側を回転可能に支持するケーシング40と、ケーシングのうち軸受よりも径方向外側に位置する部分に形成された入気口56と、ロータ鉄心と軸受との間においてロータシャフトと共に回転し、入気口を通じて外気Aを取り込むファン60と、を備え、ケーシングのうちファンの羽根60bよりも軸方向外側に位置する部分は、外気を放出する放出路70を形成する第1ブラケット65及び第2ブラケット66とされ、第1ブラケットは径方向外側に向かって延びる誘導壁65aを有し、第2ブラケットは、誘導壁よりも軸方向内側に配置されて誘導壁との間で放出路を形成する壁薄部66aを有している車両用電動機4を提供する。【選択図】図4
摘要翻译：要解决的问题：通过在限制尺寸内使车辆电动机稳定并进行降噪来实现足够的冷却来稳定输出和性能。解决方案：车辆电动机4包括：壳体40，其中转子芯32和定子芯 21被容纳并且通过轴承33A以可旋转的方式在轴向方向上支撑转子轴31的两侧; 形成在所述壳体的位于所述轴承的径向外侧的部分的进气口56; 以及风扇60，其与转子轴一起旋转在转子芯和轴承之间，并且经由进气口吸入外部空气A. 定位在风扇的叶片60b径向外侧的壳体的一部分被定义为形成排出外部空气的排出路径70的第一支架65和第二支架66。第一托架包括沿径向向外延伸的导向壁65a，第二托架包括沿导向壁轴向设置并与导向壁形成排出路径的薄壁部分66a。

3. 发明专利

JP2013092243A Lubricating structure of bearing 有权
标题翻译：轴承润滑结构
公开(公告)号：JP2013092243A
公开(公告)日：2013-05-16
申请号：JP2011236064
申请日：2011-10-27
申请人： Railway Technical Research Institute , 公益財団法人鉄道総合技術研究所 , Toshiba Corp , 株式会社東芝
发明人： HIBINO SUMIKO , KIKAWA SADAYUKI , MATSUOKA KOICHI , NAGAYAMA TAKASHI , KITAMURA MINORU
IPC分类号： F16C33/66 , F16C19/06 , F16N11/08
CPC分类号： F16C33/6622 , F16C19/06 , F16C19/26 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a lubricating structure of a bearing for preventing occurrence of wear (fretting) to be caused as an inlet of a cylinder part makes contact with a peripheral face of a piston part due to swinging of a tip end of the piston part.SOLUTION: The lubricating structure of a bearing includes: two filling chambers disposed an outside of a machine and an inside thereof to clip the bearing and filled with grease G inside; and a movable part 19 provided movably in one of filling chambers in which the grease G is fluidized; and a fluid pressure cylinder part 21 in which driving force is generated by fluid pressure of grease Gfor operation to drive the movable part 19 by transmitting the driving force to the movable part 19. A piston part 21c of the fluid pressure cylinder part 21 is pushed out by pressure of the grease Gfor operation supplied in a state of forwardly pushed out the stroke, and the center of gravity of a column made by the piston part 21c which is pushed out is in the cylinder part 21b or the vicinity of an inlet part 21b1 of the cylinder part 21b.
摘要翻译：要解决的问题：为了提供一种轴承的润滑结构，用于防止由于气缸部分的入口而引起的磨损（微动）的发生与活塞部件的周面接触，由于尖端的摆动活塞末端。解决方案：轴承的润滑结构包括：设置在机器外部和内部的两个填充室，用于夹紧轴承并在其内部填充有润滑脂G; 以及活动部19，其可移动地设置在其中润滑脂G被流化的填充室中; 以及流体压力缸部21，其中通过润滑脂G H 的流体压力产生驱动力，以通过将驱动力传递到可动部19来驱动可动部19 在向前推出行程的状态下供给的油脂G H 的压力推压流体压力缸体21的活塞部21c，中心由推出的活塞部21c制成的柱的重心位于气缸部21b或气缸部21b的入口部21b1附近。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2010220417A Totally enclosed main motor for vehicle 有权
标题翻译：全部装有主车的汽车
公开(公告)号：JP2010220417A
公开(公告)日：2010-09-30
申请号：JP2009065063
申请日：2009-03-17
申请人： Toshiba Corp , 株式会社東芝
发明人： NAGAYAMA TAKASHI , SHIRAISHI SHIGETOMO
IPC分类号： H02K5/20 , H02K9/06
CPC分类号： H02K9/18 , H02K1/20 , H02K5/20 , H02K9/06 , H02K9/14
摘要： PROBLEM TO BE SOLVED: To provide a motor that is reduced in length dimension without having a dedicated heat exchanger that is apt to invite an increase in costs and a device size. SOLUTION: The totally enclosed main motor for a vehicle includes a stator core 211, a rotor core 407 disposed on the inner peripheral side of the stator core, a first bearing disposed on one end of the stator core, a second bearing disposed on the other end of the stator core, a rotor shaft which is fitted with the rotor core and is rotatably supported on the first and second bearings, a ventilation passage formed on the outer periphery of the stator core, and a ventilation fan disposed on the rotor shaft. These components make up a ventilation passage that leads fresh air from a core holder and an opening formed on a bracket to the vicinity of the rotor shaft to provide cooling wind, which is lead to the ventilation passage formed on the outer periphery of the stator core to be released outside. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种减小长度尺寸的电动机，而不需要容易引起成本增加和装置尺寸的专用热交换器。解决方案：用于车辆的全封闭主电动机包括定子芯211，设置在定子铁芯的内周侧的转子铁芯407，设置在定子铁芯的一端的第一轴承，设置在第二轴承在所述定子铁芯的另一端上安装有转子轴，所述转子轴与所述转子铁心配合并且可旋转地支撑在所述第一和第二轴承上，形成在所述定子铁芯的外周上的通风通道和设置在所述定子铁心的外部的通风扇转子轴。这些部件构成通风通路，其将来自铁芯保持架的新鲜空气和形成在支架上的开口引导到转子轴附近，以提供冷却风，其导致形成在定子铁芯的外周上的通风通道被外面释放版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2007285517A Lubricating structure of bearing 有权
标题翻译：轴承润滑结构
公开(公告)号：JP2007285517A
公开(公告)日：2007-11-01
申请号：JP2007058966
申请日：2007-03-08
申请人： Railway Technical Res Inst , Toshiba Corp , 株式会社東芝 , 財団法人鉄道総合技術研究所
发明人： HIBINO SUMIKO , HOSOYA TETSUYA , NAKAMURA KAZUO , MATSUOKA KOICHI , NAGAYAMA TAKASHI , KITAMURA MINORU
IPC分类号： F16N11/10 , F16C33/66
CPC分类号： F16C33/6622 , F16C19/06 , F16C19/26 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To offer a lubricating structure of a bearing wherein a lubrication life can be extended and can attain a labor saving in maintenance. SOLUTION: When an opening and closing part 22 is loosened, and a feed and an exhaust port 21a is released; a fluid inside a bag body is exhausted outside from a feed and an exhaust port 21a passing through piping 21. Resultantly, an internal pressure of the bag body 20 falls off and the bag body 20 contracts, a volume of an annular filling room 14b becomes large, a space S N1 is formed with a bearing 12. When the opening and closing part 22 is closed and the feed and exhaust port 21a is closed, and when a new grease G N is impregnated through a passage 16d; this new grease passes the bearing 12 and is sent out to an annular filling room 14b by the side of a bearing lid 14. Resultantly, an old grease G O inside the annular filling room 14b and a degrading grease inside a bearing 12 are pushed away and got away to a bottom of an annular filling room, and to the space S N1 between an old grease G O inside the annular filling room 14b and a bearing 12, a new grease G N is intermediately fed and supplied. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供可以延长润滑寿命并且可以节省维护的轴承的润滑结构。解决方案：当打开和关闭部分22松开时，进给口和排气口21a被释放; 袋体内的流体从通过管道21的进料口和排气口21a排出到外部。因此，袋体20的内部压力脱落，袋体20收缩，环状填充室14b的体积成为大的空间S N1 形成有轴承12.当打开和关闭部分22关闭并且供给和排出口21a关闭时，当新的润滑脂G N < / SB>浸渍通过通道16d; 这种新的润滑脂通过轴承12，并通过轴承盖14的侧面被输送到环形填充室14b。结果，在环形填充室14b内部的旧润滑脂G O 和降解润滑脂在轴承12内部被推开并离开环形填充室的底部，并且到环形填充室内的旧润滑脂G O 之间的空间S N1 14b和轴承12，新的润滑脂G N 被中间供给和供给。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2004194498A All closed external fan cooling version dynamic electric motors 审中-公开
标题翻译：所有封闭外部风扇冷却版动态电动机
公开(公告)号：JP2004194498A
公开(公告)日：2004-07-08
申请号：JP2003385471
申请日：2003-11-14
申请人： Toshiba Corp , 株式会社東芝
发明人： NAGAYAMA TAKASHI , KITAMURA MINORU , MATSUURA TADASHI , SHIRAISHI SHIGETOMO
IPC分类号： H02K5/20 , H02K9/06 , H02K9/18
摘要： PROBLEM TO BE SOLVED: To provide all closed external fan cooling version dynamic electric motors for rolling stocks which suppresses generation of heat of a rotor bar in the motor, moreover suppresses heat transfer to a bearing part, and further prevents a life of a bearing and grease from decreasing.
SOLUTION: A ventilating fan 9 of the all closed external fan cooling version dynamic electric motors, provided with a blade 109a radially in the side of a bracket 2 further with a blade 109b radially in the side of an iron core, takes in the outside air from an opening part opened to the bracket 2 in an inner side part of the blade 109a made to serve as cooling air and introduces this cooling air into a cooling hole formed in the external peripheral part of a stator core 10 to be released to the outside, to make a constitution such that air in the motor delivered from the blade 109b is returned again into the motor via an external heat exchanger 18.
COPYRIGHT: (C)2004,JPO&NCIPI
摘要翻译：要解决的问题：为了提供抑制电动机中的转子条的热量产生的用于车辆的所有封闭的外部风扇冷却型动力电动机，还抑制了向轴承部件的热传递，并且进一步防止了寿命轴承和油脂减少。解决方案：全封闭的外部风扇冷却型动力电动机的通风扇9具有径向位于支架2侧的叶片109a，其中径向地位于铁芯侧面的叶片109b进入在作为冷却用空气的叶片109a的内侧部分从开口部向开口部开口的外部空气将该冷却空气引入形成在定子铁心10的外周部的冷却孔中，以被释放从而使得从叶片109b输送的电动机中的空气通过外部热交换器18再次返回到电动机中。（C）2004年，JPO＆NCIPI

7. 发明专利

JP2004166464A Railway-car totally-enclosed electric motor 审中-公开
公开(公告)号：JP2004166464A
公开(公告)日：2004-06-10
申请号：JP2002353963
申请日：2002-12-05
申请人： Toshiba Corp , 株式会社東芝
发明人： NAGAYAMA TAKASHI , SHIRAISHI SHIGETOMO , KOGA TAKESHI
IPC分类号： H02K1/20 , H02K9/06
摘要： PROBLEM TO BE SOLVED: To provide a railway-car totally-enclosed electric motor whose cooling efficiency is remarkably improved and whose performance is further enhanced, and whose size and weight are reduced.
SOLUTION: This totally-enclosed electric motor for a railway car comprises a rotor iron core 106 arranged at the inside circumferential side of a stator iron core 109 and on which a permanent magnet is mounted, a bearing bracket 102 and a housing 3 provided at both sides of the stator iron core 109, a rotor shaft 5 supported by a bearing 4 built in these components, and a wind hole 201 that is provided on the outside circumference of at the stator iron core 109 and through which cooling wind passes so as to cool a coil 10 provided on the stator iron core 109 via the stator iron core 109. This structure minimizes the heat generation of a rotor and increases the heat generation of the stator close to outside air. It also makes outside air surface exposed to the cooling wind in order to accelerate the heat dissipation of the portions of the totally-enclosed electric motor for the railway car exposed to the outside air, and furthermore makes heat generated from the stator hardly transmitted to the rotor and bearing portion.
COPYRIGHT: (C)2004,JPO

8. 发明专利

JP2011202686A Lubricating structure of bearing 有权
标题翻译：轴承润滑结构
公开(公告)号：JP2011202686A
公开(公告)日：2011-10-13
申请号：JP2010067995
申请日：2010-03-24
申请人： Railway Technical Research Institute , Toshiba Corp , 公益財団法人鉄道総合技術研究所 , 株式会社東芝
发明人： HIBINO SUMIKO , NAKAMURA KAZUO , MATSUOKA KOICHI , NAGAYAMA TAKASHI , KITAMURA MINORU
IPC分类号： F16N11/08 , F16C33/66
CPC分类号： F16C33/6622 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a simple lubricating structure capable of feeding grease in two filling chambers positioned in the internal side and the external side of a bearing by one grease feeding mechanism.SOLUTION: The lubricating structure of a bearing for lubricating bearings 12, 13 by the grease G includes at least two filling chambers 14a, 16a/15a, 17a with the grease filled therein, that are arranged on the external side and the internal side so as to sandwich the bearings 12, 13, a movable part 19 arranged freely movably in the filling chambers 14a/15a on the external side for letting the grease G in the filling chambers flow, and a fluid pressure cylinder part 21 generating a driving force by the fluid pressure of a working fluid formed of the grease G and transmitting the driving force to the movable part on the external side for driving the movable part. The working fluid for driving the fluid pressure cylinder part is guided in the filling chambers 16a/17a on the internal side through a connection flow path 30.
摘要翻译：要解决的问题：提供一种简单的润滑结构，其能够通过一个润滑脂进给机构在位于轴承的内侧和外侧的两个填充室中供给润滑脂。解决方案：用于润滑轴承12的轴承的润滑结构，润滑脂G包括设置在外侧和内侧的至少两个装有润滑脂的填充室14a，16a / 15a，17a，以夹持轴承12,13，可动部19布置在外侧的填充室14a / 15a中可自由移动地使填充室中的润滑脂G流动，以及流体压力缸部21，其通过由润滑脂G形成的工作流体的流体压力产生驱动力，驱动力到驱动可动部的外侧的可动部。用于驱动流体压力缸体的工作流体通过连接流路30在内侧的填充室16a / 17a中被引导。

9. 发明专利

JP2011152042A Motor for vehicle 有权
标题翻译：汽车电机
公开(公告)号：JP2011152042A
公开(公告)日：2011-08-04
申请号：JP2011070880
申请日：2011-03-28
申请人： Toshiba Corp , 株式会社東芝
发明人： NAGAYAMA TAKASHI
IPC分类号： H02K9/06 , H02K5/20
摘要： PROBLEM TO BE SOLVED: To provide a motor for a vehicle that ensures a sufficient strength and a ventilating and cooling performance in the motor. SOLUTION: The motor for a vehicle takes in cooling air to one end side in the axial direction of the motor from a cooling air inlet 21, ventilates the cooling air to the other end side of the motor and exhausts the cooling air outside the motor from an air exhaust port. The motor for the vehicle includes first and second cooling air ventilating passages 51a and 51c and third and fourth cooling air ventilating passages 51b and 51d. The first and second cooling air ventilating passages 51a and 51c are formed on an outer periphery of an iron core of a stator and an upper half periphery where the cooling air inlet 21 is present to ventilate part of the cooling air taken in from the cooling air inlet 21. The third and fourth cooling air ventilating passages 51b and 51d are formed on an outer periphery of the iron core of the stator and a lower half periphery to ventilate part of the cooling air taken in from the cooling air inlet 21. An air volume of the cooling air flowing in each of the first and second cooling air ventilating passages 51a and 51c is smaller than an air volume of the cooling air flowing in each of the third and fourth cooling air ventilating passages 51b and 51d. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种确保电机中足够的强度和通风和冷却性能的车辆用电动机。解决方案：车辆的电动机从冷却空气入口21沿电动机的轴向的一端侧吸入冷却空气，将冷却空气通向电动机的另一端侧，并将冷却空气排出电机从排气口。用于车辆的电动机包括第一和第二冷却空气通风通道51a和51c以及第三和第四冷却空气通风通道51b和51d。第一和第二冷却空气通风通道51a和51c形成在定子的铁芯的外周和存在冷却空气入口21的上半部周边，以使从冷却空气中吸入的部分冷却空气通风第三和第四冷却空气通风通道51b和51d形成在定子的铁芯的外周和下半部周边上，以使从冷却空气入口21吸入的部分冷却空气通风。空气在第一和第二冷却风通道51a和51c中的每一个中流动的冷却空气的体积小于在第三和第四冷却风通风通道51b和51d中流动的冷却空气的空气量。版权所有（C）2011，JPO＆INPIT

10. 发明专利

JP2009261248A Fully enclosed type motor with outer fans 有权
标题翻译：全封闭类型电机与外部风扇
公开(公告)号：JP2009261248A
公开(公告)日：2009-11-05
申请号：JP2009187513
申请日：2009-08-12
申请人： Toshiba Corp , 株式会社東芝
发明人： NAGAYAMA TAKASHI , KITAMURA MINORU , MATSUURA TADASHI , SHIRAISHI SHIGETOMO
IPC分类号： H02K5/20 , H02K9/12 , H02K1/32 , H02K5/18 , H02K9/06 , H02K9/08 , H02K9/16
CPC分类号： H02K9/18 , H02K1/32 , H02K5/20
摘要： PROBLEM TO BE SOLVED: To provide a completely-sealed external-fan-cooled type motor which suppresses the heat generation of its inside rotor bar, and suppresses heat conduction to its bearing portion, and further, which will not cause reduction in the lifetimes of its bearings and grease, and moreover, is ideal as a driving motor for railway vehicles.
SOLUTION: A ventilation fan 9 of the completely-sealed external-fan-cooled type motor has a wing 109a, in a radial form on the side of a bracket 2 of the motor or has a wing 109b, in a radial form on the side of the rotor core of the motor. The external air is taken in the ventilating path of the motor from the opening portion which is opened to the bracket 2 so as to become a cooling wind; and the cooling wind is led to the cooling hole, formed in the outer peripheral portion of a stator core 10 of the motor so as to be discharged to the external; and the motor is constituted so that the inside air which is discharged returns again to its inside via an external heat exchanger 23.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种完全密封的外部风扇式电动机，其抑制其内部转子条的发热，并且抑制其轴承部分的热传导，并且这不会导致减小其轴承和油脂的寿命，此外，作为铁路车辆的驱动电机是理想的。解决方案：完全密封的外风扇式电动机的通风扇9具有翼片109a，其具有径向形式，位于马达的支架2的侧面上，或具有翼片109b，其具有径向形式在电机转子芯的一侧。外部空气从打开到支架2的开口部分在电动机的通风路径中被吸入以成为冷却风; 并且冷却风被引导到形成在电动机的定子铁芯10的外周部分中的冷却孔，以便被排出到外部; 并且电动机被构造成使得排出的内部空气经由外部热交换器23再次返回到其内部。版权所有（C）2010，JPO＆INPIT

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式