Electric motor
    1.
    发明授权
    Electric motor 失效
    电动马达

    公开(公告)号:US06894412B2

    公开(公告)日:2005-05-17

    申请号:US10419956

    申请日:2003-04-22

    摘要: An electric motor includes: a stator having a plurality of first coils with a rotor receiving part formed inside thereof and generating a rotating magnetic field and a plurality of second coils making a pair with the first coils and generating an induction magnetic field induced by the magnetic field of the first coils; a first rotor formed as a hollow permanent magnet, installed in the rotor receiving part and rotated by the magnetic field formed in the first coils and the second coils of the stator; and a second rotor having a rotational shaft fixedly installed at a center of the second rotor, and being installed inside the first rotor so as to be rotated by rotation of the first rotor.

    摘要翻译: 一种电动机,包括:具有多个第一线圈的定子,所述第一线圈具有形成在其内的转子接收部,并产生旋转磁场;以及多个第二线圈,与所述第一线圈成对,并产生由所述磁性 第一线圈的场; 形成为中空永磁体的第一转子,安装在转子接收部分中并由形成在第一线圈中的磁场和定子的第二线圈旋转; 以及第二转子,其具有固定地安装在所述第二转子的中心的旋转轴,并且安装在所述第一转子内部,以通过所述第一转子的旋转而旋转。

    Electric motor
    2.
    发明授权

    公开(公告)号:US06774523B2

    公开(公告)日:2004-08-10

    申请号:US10412341

    申请日:2003-04-14

    IPC分类号: H02K100

    CPC分类号: H02K1/2766

    摘要: An electric motor, more particularly, a rotor structure of an electric motor comprises: a stator including a plurality of teeth and coil wound on the teeth to form rotary magnetic flux by applied electric source; a rotary shaft; and a rotor rotatably installed in the stator, the rotor including a shaft insertion hole so that the rotary shaft can be inserted therethrough and fixed, wherein, the rotor includes a plurality of permanent magnet insertion slots of ‘V’ or ‘U’ shape formed in radial direction as centering around the shaft insertion hole, and permanent magnets are inserted and fixed into the permanent magnet insertion slots respectively, and a plurality of air gap expanding portions, on which air gaps from the teeth of the stator are expanded, are formed on an outer circumferential surface of the rotor.

    Drive control apparatus and method for refrigerator type fan motor
    3.
    发明授权
    Drive control apparatus and method for refrigerator type fan motor 有权
    冰箱式风扇电机的驱动控制装置及方法

    公开(公告)号:US08341972B2

    公开(公告)日:2013-01-01

    申请号:US12518542

    申请日:2007-10-08

    IPC分类号: F25D17/00

    摘要: An apparatus and method for controlling driving of a plurality of fan motors for a refrigerator are provided. When operated, the plurality of fan motors provided in the refrigerator is sequentially operated at certain delay times, to thus improve operation efficiency of the plurality of fan motors. The apparatus for controlling driving of a plurality of fan motors includes blowing devices that supply cool air, a driving device that generates drive signals to drive the blowing devices, a controller that controls operation of the driving device, a power device that provides operation power of the driving device and the controller, and a cutoff device positioned between the driving device and the power device that cuts off noise and a surge voltage introduced from the power device to the driving device.

    摘要翻译: 提供了一种用于控制用于冰箱的多个风扇电动机的驱动的装置和方法。 当操作时,设置在冰箱中的多个风扇马达在一定的延迟时间内顺序地运行,从而提高了多个风扇马达的运行效率。 用于控制多个风扇电动机的驱动的装置包括供给冷气的吹风装置,产生用于驱动吹风装置的驱动信号的驱动装置,控制驱动装置的运转的控制器,提供驱动装置的动作的动力装置, 驱动装置和控制器,以及位于驱动装置和功率装置之间的切断装置,其将噪声和从功率装置引入驱动装置的浪涌电压切断。

    Hybrid induction motor
    4.
    发明授权
    Hybrid induction motor 失效
    混合感应电动机

    公开(公告)号:US07459814B2

    公开(公告)日:2008-12-02

    申请号:US11325503

    申请日:2006-01-05

    摘要: The hybrid induction motor includes a housing; a stator installed in the housing and having a stator core portion and a stator coil portion; a rotor coupling body having a rotary shaft rotatably installed in at the housing, a cage rotor portion rotating integrally with the rotary shaft, and a permanent magnet rotor portion coupled to a circumference of the cage rotor portion with a certain air gap so as to rotate freely with respect to the rotary shaft; and a reverse rotation preventing switch, when the rotary shaft rotates reversibly, coming in contact with the permanent magnet rotor portion which is moved along the shaft by thrust generated by the rotor coupling body and cutting off power being supplied to the stator coil portion.

    摘要翻译: 混合感应电动机包括壳体; 定子,其安装在所述壳体中并且具有定子芯部和定子线圈部; 具有可旋转地安装在壳体中的旋转轴的转子联接体,与旋转轴一体旋转的保持架转子部分,以及以一定气隙与保持架转子部分的圆周连接以便旋转的永磁体转子部分 相对于旋转轴自由; 以及反转防止开关,当旋转轴可逆地旋转时,与由转子联接体产生的推力沿着轴移动的永久磁铁转子部分接触,并切断供给定子线圈部分的动力。

    Apparatus for controlling speed of fan motor of air-conditioner
    5.
    发明申请
    Apparatus for controlling speed of fan motor of air-conditioner 审中-公开
    用于控制空调风扇电机速度的装置

    公开(公告)号:US20060108969A1

    公开(公告)日:2006-05-25

    申请号:US11074791

    申请日:2005-03-09

    IPC分类号: H02P7/36

    CPC分类号: H02P27/18

    摘要: An apparatus for controlling a speed of a fan motor of an air-conditioner includes a frequency and voltage phase converter for simultaneously varying a voltage phase and frequency of a commercial AC power according to a control signal and applying a voltage varied according to the varied frequency and voltage phase to a fan motor of the air-conditioner; a zero voltage detector for receiving the commercial AC power and detecting a zero voltage of a voltage wave of the commercial AC power; and a microcomputer electrically connected with the zero voltage detector and the frequency and voltage phase converter, generating the control signal providing a predetermined frequency switching pattern according to a frequency command based on a point when the zero voltage is generated, and outputting the control signal to the frequency and voltage phase converter.

    摘要翻译: 用于控制空调的风扇电动机的速度的装置包括频率和电压相位转换器,用于根据控制信号同时改变商用AC电力的电压相位和频率,并施加根据变化频率变化的电压 和空调的风扇电机的电压相位; 零电压检测器,用于接收商用AC电力并检测商用AC电源的电压波的零电压; 以及与零电压检测器和频率和电压相位变换器电连接的微计算机,产生控制信号,该控制信号根据基于产生零电压的点的频率指令提供预定的频率切换模式,并将控制信号输出到 频率和电压相位转换器。

    Single-phase induction motor
    6.
    发明申请
    Single-phase induction motor 失效
    单相感应电动机

    公开(公告)号:US20060087190A1

    公开(公告)日:2006-04-27

    申请号:US11252558

    申请日:2005-10-19

    IPC分类号: H02K16/02 H02K21/12 H02K17/18

    摘要: A single-phase induction motor comprises a stator having a stator coil; an induction cage rotor rotatably inserted into a receiving groove of the stator, having a rotation shaft at a center thereof, having a plurality of first conductor bars at an outer peripheral portion thereof with the same interval in a circumferential direction, having a protrusion portion at an outer circumferential surface thereof, and having a plurality of second conductor bars installed at the protrusion portion in a circumferential direction; and a permanent magnet rotor free-rotatably installed between the stator and the induction cage rotor.

    摘要翻译: 单相感应电动机包括具有定子线圈的定子; 感应笼转子,其可旋转地插入定子的接收槽中,其中心具有旋转轴,在其外周部分具有多个第一导体条,所述多个第一导体条在圆周方向上具有相同的间隔, 其外圆周表面,并且具有沿周向方向安装在突出部分处的多个第二导体杆; 以及可自由旋转地安装在定子和感应笼转子之间的永磁体转子。

    Motor having reverse rotation preventing unit
    7.
    发明授权
    Motor having reverse rotation preventing unit 失效
    电机具有反转防止单元

    公开(公告)号:US07582993B2

    公开(公告)日:2009-09-01

    申请号:US11423724

    申请日:2006-06-13

    IPC分类号: H02K7/10

    CPC分类号: H02K17/32 H02K16/02

    摘要: A motor having a reverse-rotation preventing unit, comprises: a casing; a stator fixedly-coupled to an inside of the casing; a primary rotor rotatably inserted into the stator; a motor shaft coupled to the primary rotor; a secondary rotor having a permanent magnet and rotatably inserted into an air gap between the stator and the primary rotor; a locking unit installed at an inner wall of the casing; a ratchet unit rotatably coupled to the secondary rotor, and locked or unlocked to/from the locking unit when the secondary rotor is forward-rotated or reverse-rotated, for rotating the secondary rotor in a forward direction; and a position setting unit for moving the ratchet unit to a locking position or a unlocking position by a difference between a centrifugal force generated when the secondary rotor is rotated and its restoration force. In the present invention, the motor is only forward-rotated without being reverse-rotated and thus a reliability thereof is enhanced.

    摘要翻译: 具有反转防止单元的电动机包括:壳体; 固定地联接到所述壳体的内部的定子; 可转动地插入定子中的主转子; 联接到主转子的电动机轴; 具有永磁体并可旋转地插入定子和主转子之间的气隙中的次级转子; 安装在所述壳体的内壁上的锁定单元; 棘轮单元,其可旋转地联接到所述次级转子,并且当所述次级转子被向前旋转或反向旋转时被锁定或从所述锁定单元解锁,用于沿着向前方向旋转所述次级转子; 以及位置设定单元,用于通过在二次转子旋转时产生的离心力与其恢复力之间的差异将棘轮单元移动到锁定位置或解锁位置。 在本发明中,电动机只是向前旋转而不反向旋转,因此其可靠性提高。

    Hybrid induction motor
    8.
    发明授权
    Hybrid induction motor 失效
    混合感应电动机

    公开(公告)号:US07439644B2

    公开(公告)日:2008-10-21

    申请号:US11325301

    申请日:2006-01-05

    IPC分类号: H02K16/02 H02K17/02

    CPC分类号: H02K17/34 H02K16/02 H02K21/14

    摘要: A hybrid induction motor comprises a stator fixedly installed in a casing, an induction rotor rotatably inserted into a center of the stator and having a shaft at a center thereof, a first synchronous rotor installed between the stator and the induction rotor in a circumferential direction of the shaft so as to be freely rotatable, and a second synchronous rotor facing the first synchronous rotor in a longitudinal direction of the shaft and installed between the stator and the induction rotor so as to be freely rotatable.

    摘要翻译: 一种混合式感应电动机包括固定地安装在壳体中的定子,可旋转地插入定子的中心并且在其中心具有轴的感应转子,在定子和感应转子之间沿圆周方向安装的第一同步转子 所述轴能够自由旋转;以及第二同步转子,其在所述轴的纵向方向上面向所述第一同步转子,并且安装在所述定子和所述感应转子之间以便可自由旋转。

    Single phase induction motor
    9.
    发明授权
    Single phase induction motor 失效
    单相感应电动机

    公开(公告)号:US07239057B2

    公开(公告)日:2007-07-03

    申请号:US10735908

    申请日:2003-12-16

    IPC分类号: H02K16/02 H02K17/02 H02K21/14

    CPC分类号: H02K17/04 H02K16/02 H02K21/14

    摘要: A single phase induction motor comprises: a stator installed at an inner circumferential surface of a motor body, the stator on which a plurality of coils are wound; a rotor rotatably installed at a center portion of the stator and provided with a rotation shaft at a center thereof; and a magnet unit freely and rotatably installed between the stator and the rotor with an air gap.

    摘要翻译: 单相感应电动机包括:定子,其安装在电动机主体的内周面,定子上缠绕有多个线圈; 转子,其可旋转地安装在所述定子的中心部分并在其中心设置有旋转轴; 以及具有气隙自由旋转地安装在定子和转子之间的磁体单元。

    Apparatus for controlling speed of fan motor of air-conditioner
    10.
    发明申请
    Apparatus for controlling speed of fan motor of air-conditioner 有权
    用于控制空调风扇电机速度的装置

    公开(公告)号:US20060113950A1

    公开(公告)日:2006-06-01

    申请号:US11071455

    申请日:2005-03-04

    IPC分类号: H02P1/16

    摘要: An apparatus for controlling a speed of a fan motor (HIM (Hybrid Induction Motor)) of an air-conditioner extends a speed control range of a fan motor of an air-conditioner by controlling revolutions per minute (RPM) of the fan motor. In order to extend the speed control range of the HIM, an RPM of the HIM is controlled based on a pre-set duty ratio of a switching device electrically connected with the HIM.

    摘要翻译: 用于控制空调的风扇电动机(HIM(混合式感应电动机))的速度的装置通过控制风扇电动机的每分钟转数(RPM)来延长空调的风扇电动机的速度控制范围。 为了扩展HIM的速度控制范围,基于与HIM电连接的开关装置的预设占空比来控制HIM的RPM。