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1. 发明专利

JP2014117110A Motor 审中-公开
标题翻译：发动机
公开(公告)号：JP2014117110A
公开(公告)日：2014-06-26
申请号：JP2012271039
申请日：2012-12-12
申请人： Panasonic Corp , パナソニック株式会社
发明人： NAKANO KEISAKU , SUMI HARUHIKO , KAWASAKI HIROAKI , YORINO TOMOKO , KUROZUMI SEIJI
IPC分类号： H02K1/18 , H02K1/22 , H02K21/14
摘要： PROBLEM TO BE SOLVED: To suppress occurrence of electrolytic corrosion of a bearing in a motor driven by an inverter in a PWM system.SOLUTION: An inverter-driven motor includes a stator wound with windings, a rotating body facing the stator and holding a magnet in the circumferential direction thereof, a rotor containing a shaft coupled to the rotating body, and a bearing for supporting the shaft. In the rotor, a plurality of magnetic poles are provided on the inner periphery thereof, a plurality of plate-like bodies are laminated, and an extension part bent so that at least one plate-like body including the outermost layer among the plurality of plate-like bodies becomes practically parallel with the magnet is formed at the inner peripheral end of the magnetic pole.
摘要翻译：要解决的问题：抑制在PWM系统中由逆变器驱动的电动机中的轴承的电解腐蚀的发生。解决方案：一种逆变器驱动的电动机，包括绕有绕组的定子，面向定子的旋转体并保持磁体在其圆周方向上，包含联接到旋转体的轴的转子和用于支撑轴的轴承。在转子中，在其内周上设置有多个磁极，层叠多个板状体，并且延伸部弯曲，使得至少一个包括多个板中的最外层的板状体在磁极的内周端形成磁体，实际上平行于磁体。

2. 发明专利

JP2013085416A Brushless motor 审中-公开
标题翻译：无刷电机
公开(公告)号：JP2013085416A
公开(公告)日：2013-05-09
申请号：JP2011224662
申请日：2011-10-12
申请人： Panasonic Corp , パナソニック株式会社
发明人： HASEGAWA TAKEHIKO , WATANABE AKIHIKO , SUMI HARUHIKO
IPC分类号： H02K1/27 , H02K1/30 , H02K5/16
摘要： PROBLEM TO BE SOLVED: To provide a lower-priced, noise-reduced, and highly-efficient brushless motor.SOLUTION: A brushless motor comprises an exterior iron core 3a having a plurality of groove holes, permanent magnets 2 each embedded in the plurality of groove holes, and an interior iron core 3b coupled to an output shaft, the brushless motor being integrally structured with a resin 4 that has an insulating capacity. The interior iron core 3b coupled to the output shaft and the exterior iron core 3a are insulated by a resin that has an insulating capacity, and the permanent magnets 2 embedded in the exterior iron core 3a are covered by the resin 4 at both side surfaces of the shaft direction, and the surfaces in contact with the exterior iron core are partially or fully covered by the resin 4.
摘要翻译：要解决的问题：提供低价，低噪音，高效率的无刷电机。解决方案：无刷电动机包括具有多个槽孔的外部铁芯3a，每个埋入多个槽孔中的永磁体2和与输出轴连接的内部铁芯3b，该无刷电动机一体地由具有绝缘能力的树脂4构成。连接到输出轴和外部铁芯3a的内部铁芯3b被具有绝缘能力的树脂绝缘，并且嵌入在外部铁芯3a中的永磁体2被树脂4覆盖在两侧表面轴方向和与外部铁芯接触的表面部分或完全被树脂4覆盖。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2012222841A Motor and electric appliance equipped with the same 审中-公开
标题翻译：具有相同功能的电机及电器
公开(公告)号：JP2012222841A
公开(公告)日：2012-11-12
申请号：JP2011082482
申请日：2011-04-04
申请人： Panasonic Corp , パナソニック株式会社
发明人： ISOMURA YOSHINORI , MAETANI TATSUO , WATANABE AKIHIKO , SUMI HARUHIKO , KOWA TAKESHI
IPC分类号： H02K5/16 , H02K5/04 , H02K5/08 , H02K5/173
摘要： PROBLEM TO BE SOLVED: To provide a motor whose degradation caused by electrical erosion at a bearing is suppressed, and to provide an electrical appliance equipped with it.SOLUTION: The motor includes a stator 10 which is integrally molded with a fixing member containing a stator core 11 on which a stator winding 12 is wound by using an insulating resin 13, a rotor 14 arranged to face the stator 10 with a shaft 16 as a center, two bearings 15a and 15b supporting a shaft 16 for free rotation, and a bracket 17 for fixing the bearings. An outer ring of either of the two bearings 15a and 15b is electrically insulated from an inner ring thereof.
摘要翻译：要解决的问题：提供一种抑制轴承电侵蚀引起的劣化的电动机，并提供配备有电动机的电器。电动机包括定子10，该定子10与包含定子铁芯11的固定部件整体成型，定子铁心11通过使用绝缘树脂13卷绕在定子绕组12上;转子14，其以轴16为中心，支撑用于自由旋转的轴16的两个轴承15a和15b以及用于固定轴承的支架17。两个轴承15a和15b中的任一个的外圈与其内环电绝缘。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2010166689A Electric motor and electric apparatus including the motor 有权
标题翻译：包括电机的电机和电器
公开(公告)号：JP2010166689A
公开(公告)日：2010-07-29
申请号：JP2009006486
申请日：2009-01-15
申请人： Panasonic Corp , パナソニック株式会社
发明人： SUMI HARUHIKO , MIZUKAMI HIROFUMI , WATANABE AKIHIKO , HASEGAWA TAKEHIKO
IPC分类号： H02K1/28 , H02K5/16
摘要： PROBLEM TO BE SOLVED: To prevent the occurrence of electric corrosion of a bearing in an electric motor driven by an inverter in a PWM system.
SOLUTION: The electric motor is provided with: a stator which includes a stator core wound with windings; a rotating body 30 which holds a plurality of magnets 32 facing the stator in the circumferential direction; a shaft 16 coupled to the rotating body so as to penetrate the center of the rotating body 30; an outer core 31a which constitutes the outside circumferential part of the rotating body 30; an inner core 31b, which constitutes the inside circumferential part coupled to the shaft 16; a dielectric layer 50 arranged between the outer core 31a and inner core 31b, a bearing 15, which supports the shaft 16; and a bracket which fixes the bearing. The outer core 31a and inner core 31b are formed by stacking steel plates.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了防止在PWM系统中由逆变器驱动的电动机中的轴承发生电腐蚀。解决方案：电动机设置有：定子，其包括缠绕有绕组的定子铁心; 旋转体30，其沿周向保持面对定子的多个磁体32; 连接到旋转体的轴16，以便穿过旋转体30的中心; 构成旋转体30的外周部的外芯31a; 内芯31b，其构成联接到轴16的内周部; 布置在外芯31a和内芯31b之间的电介质层50，支撑轴16的轴承15; 以及固定轴承的支架。外芯31a和内芯31b通过堆叠钢板形成。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2009131127A Brushless motor 有权
标题翻译：无刷电机
公开(公告)号：JP2009131127A
公开(公告)日：2009-06-11
申请号：JP2007306760
申请日：2007-11-28
申请人： Panasonic Corp , パナソニック株式会社
发明人： SATO HIRONORI , YAMAMOTO MUNEO , HASEGAWA TAKEHIKO , KUMAGAI YUJI , SUMI HARUHIKO
IPC分类号： H02K5/18 , H02K9/02 , H02K29/06
摘要： PROBLEM TO BE SOLVED: To the improve heat radiation characteristics of an output element of control drive for a brushless motor for fan driving of an air conditioner, or the like.
SOLUTION: A bracket 11 forming a housing part of a bearing 8 on a counter axial output side is attached from the outside of counter axial output side, and the bracket 11 is provided with a hole 16. A heat radiation fin 12 of the material superior in thermal conductivity than that of the bracket 11, comprising a protruding part that can be inserted in the hole 16 from outside, is fixed to the bracket 11. A projecting part 17 of the heat radiation fin 12 contacts an output element 14 of control drive which is a drive element of a brushless motor via a heat conductive resin. The heat of the output element 14 of control drive is transmitted to a heat radiating part of the heat radiation fin 12, and the heat is radiated to the outside of brushless motor via the heat radiation part. The air stream generated by the blasting effect, caused on the load side of a shaft 5 of the output axis of the brushless motor passes near the heat radiation part of the heat radiation fin 12, for improved cooling effect.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提高用于空调机的风扇驱动的无刷电动机的控制驱动器的输出元件的散热特性等。解决方案：在对向轴向输出侧形成轴承8的壳体部分的支架11从反轴向输出侧的外侧安装，支架11设置有孔16.散热片12 导热性优于支架11的材料，其包括可从外部插入孔16中的突出部分，固定到支架11.散热片12的突出部分17接触输出元件14 作为通过导热性树脂的无刷电动机的驱动元件的控制驱动。控制驱动器的输出元件14的热量传递到散热片12的散热部分，并且经由散热部分将热量照射到无刷电动机的外部。在无刷电机的输出轴的轴5的负载侧产生的喷射效果产生的空气流通过散热片12的散热部附近，以提高冷却效果。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2010158152A Motor and electrical apparatus having the same 有权
标题翻译：具有相同功能的电机和电器
公开(公告)号：JP2010158152A
公开(公告)日：2010-07-15
申请号：JP2009274101
申请日：2009-12-02
申请人： Panasonic Corp , パナソニック株式会社
发明人： MIZUKAMI HIROFUMI , WATANABE AKIHIKO , HASEGAWA TAKEHIKO , SUMI HARUHIKO
IPC分类号： H02K5/16 , H02K21/14 , H02K21/22
摘要： PROBLEM TO BE SOLVED: To provide a motor which is driven by an inverter by the PWM method and which suppresses electrocorrosion of a bearing.
SOLUTION: The motor includes a stator having a stator core 11 wound with a coil; a rotor which has a rotating body 30 facing the stator and holding a magnet 32 circumferentially and a shaft 16 penetrating the center of the rotating body 30 to be attached to the rotating body 30; an output-shaft side bearing 15a and a counter output shaft side bearing 15b that support the shaft 16; a conductive bracket 17 fixing the bearing 15a; and a conductive bracket 19 fixing the bearing 15b. The bracket 17 is electrically connected to the bracket 19, and a dielectric layer 50 is formed between the shaft 16 and the outer periphery of the rotor 30.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过PWM方法由逆变器驱动并抑制轴承的电腐蚀的电动机。电动机包括具有卷绕有线圈的定子芯11的定子; 转子，其具有面向定子并且周向地保持磁体32的旋转体30和穿过旋转体30的中心以安装到旋转体30的轴16; 输出轴侧轴承15a和支撑轴16的反输出轴侧轴承15b; 固定轴承15a的导电支架17; 以及固定轴承15b的导电支架19。支架17电连接到支架19，并且在轴16和转子30的外周之间形成电介质层50.版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2013055757A Brushless motor and electrical equipment including the same 审中-公开
标题翻译：无刷电动机和电气设备，包括它们
公开(公告)号：JP2013055757A
公开(公告)日：2013-03-21
申请号：JP2011191321
申请日：2011-09-02
申请人： Panasonic Corp , パナソニック株式会社
发明人： WATANABE AKIHIKO , HASEGAWA TAKEHIKO , SUMI HARUHIKO
IPC分类号： H02K5/00 , H02K5/08 , H02K5/16 , H02K11/00
摘要： PROBLEM TO BE SOLVED: To provide a brushless motor which has long term durability and suppresses disturbance voltage.SOLUTION: A brushless motor includes: a stator 10 formed by integrally molding a fixing member having a stator iron core 11 on which a stator winding 12 is wound by using an unsaturated polyester resin molding material 13; a rotor 14 in which a disk-shaped iron core holding a ferrite resin magnet 32 in the circumferential direction is disposed around a shaft 16 to oppose to the stator 10; a bearing 15 rotatably supporting the shaft 16; and conductive brackets 17, 19 for fixing the bearing 15. The brackets 17, 19 are electrically connected by a conducting member 22 covered with insulating resin within the stator 10.
摘要翻译：要解决的问题：提供一种具有长期耐用性并抑制干扰电压的无刷电动机。解决方案：无刷电动机包括：定子10，其通过使用不饱和聚酯树脂成型材料13一体地模制具有定子铁心11的定子构件，定子绕组12缠绕在该定子铁心11上; 在轴16的周围配置有沿圆周方向保持铁氧体树脂磁体32的盘状铁芯与转子14相对的转子14; 可旋转地支撑轴16的轴承15; 以及用于固定轴承15的导电支架17,19。支架17,19通过在定子10内被绝缘树脂覆盖的导电构件22电连接。版权所有（C）2013，JPO和INPIT

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