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    • 2. 发明授权
    • Claw-pole rotor for an electrical machine
    • 用于电机的爪极转子
    • US07679259B2
    • 2010-03-16
    • US10585047
    • 2004-12-30
    • Hans-Joachim LutzReinhard MeyerGuenter Rademacher
    • Hans-Joachim LutzReinhard MeyerGuenter Rademacher
    • H02K1/22
    • H02K1/243
    • A claw-pole rotor for an electrical machine, in particular a rotary current generator, having two pole wheels (26, 27), which each carry claw poles (28 and 29, respectively), which each originate in a plate region (50) and have a pole root (53), and on a circumference of the claw-pole rotor (20), claw poles (28, 29) of the pole wheels (26, 27) are located in alternation, and located between the claw poles or interstices (90), and a claw pole (28, 29) has a radially outward-oriented cylindrical-jacketlike surface (43), by which a pivot axis (65) is defined, and a chamfer (68) extends on the one hand in a circumferential direction and on the other in an edge direction of a claw pole (28 and 29, respectively), wherein the chamfer (68) has a center portion m in the edge direction that intersects a transition plane (59) which demarcates the pole root (53) and the freely projecting part of the claw pole (28 and 29, respectively), and the center portion m amounts to 8/10 of the length, oriented in the edge direction, of the chamfer (68); and that the claw pole (28, 29) has a width BK, oriented in the circumferential direction, and a half width BK on the cylindrical surface (43), in a plane of the claw pole (28, 29) that is vertical to the pivot axis (65), defines a point (P), and a tangent (T) can be inscribed into this point (P), and an angle of inclination α which has a magnitude of between 15° and 25° is enclosed between the tangent (T) and the chamfer (68) in the plane that is vertical to the pivot axis (65).
    • 一种用于电机的爪极转子,特别是具有两个极轮(26,27)的旋转电流发生器,每个极轴分别承载位于板区域(50)中的爪极(28和29) 并具有杆根部(53),并且在爪极转子(20)的圆周上,极轮(26,27)的爪极(28,29)交替位置,位于爪极 或间隙(90),并且爪极(28,29)具有径向向外取向的圆柱形套状表面(43),通过所述径向向外取向的圆柱形套状表面(43),并且在该一个上形成有一个倒角(68) 在爪极(28和29)的边缘方向上沿圆周方向并且另一方向移动,其中所述倒角(68)在与所述边界方向上的中心部分m相交,所述过渡平面(59) 极根部(53)和爪极(28和29的自由突出部分别),中心部分m相当于长度的8/10,方向 倒角(68)的边缘方向; 并且所述爪极(28,29)在所述爪极(28,29)的与所述爪极(28,29)垂直的平面中具有在圆周方向上定向的宽度BK和所述圆筒面(43)上的半宽度BK 枢转轴线(65)限定点(P),并且切线(T)可以内接到该点(P)中,并且具有15°和25°之间的大小的倾斜角α被包围在 在垂直于枢转轴线(65)的平面中的切线(T)和倒角(68)。
    • 3. 发明申请
    • Claw-Pole Rotor for an Electrical Machine
    • 用于电机的爪极转子
    • US20080024033A1
    • 2008-01-31
    • US10585047
    • 2004-12-30
    • Hans-Joachim LutzReinhard MeyerGuenter Rademacher
    • Hans-Joachim LutzReinhard MeyerGuenter Rademacher
    • H02K1/22
    • H02K1/243
    • A claw-pole rotor for an electrical machine, in particular a rotary current generator, having two pole wheels (26, 27), which each carry claw poles (28 and 29, respectively), which each originate in a plate region (50) and have a pole root (53), and on a circumference of the claw-pole rotor (20), claw poles (28, 29) of the pole wheels (26, 27) are located in alternation, and located between the claw poles or interstices (90), and a claw pole (28, 29) has a radially outward-oriented cylindrical-jacketlike surface (43), by which a pivot axis (65) is defined, and a chamfer (68) extends on the one hand in a circumferential direction and on the other in an edge direction of a claw pole (28 and 29, respectively), wherein the chamfer (68) has a center portion m in the edge direction that intersects a transition plane (59) which demarcates the pole root (53) and the freely projecting part of the claw pole (28 and 29, respectively), and the center portion m amounts to 8/10 of the length, oriented in the edge direction, of the chamfer (68); and that the claw pole (28, 29) has a width BK, oriented in the circumferential direction, and a half width BK on the cylindrical surface (43), in a plane of the claw pole (28, 29) that is vertical to the pivot axis (65), defines a point (P), and a tangent (T) can be inscribed into this point (P), and an angle of inclination α which has a magnitude of between 15° and 25° is enclosed between the tangent (T) and the chamfer (68) in the plane that is vertical to the pivot axis (65).
    • 一种用于电机的爪极转子,特别是具有两个极轮(26,27)的旋转电流发生器,每个极轴分别承载位于板区域(50)中的爪极(28和29) 并具有杆根部(53),并且在爪极转子(20)的圆周上,极轮(26,27)的爪极(28,29)交替位置,位于爪极 或间隙(90),并且爪极(28,29)具有径向向外取向的圆柱形套状表面(43),通过所述径向向外取向的圆柱形套状表面(43),并且在该一个上形成有一个倒角(68) 在爪极(28和29)的边缘方向上沿圆周方向并且另一方向移动,其中所述倒角(68)在与所述边界方向上的中心部分m相交,所述过渡平面(59) 极根部(53)和爪极(28,29分别)的自由突出部分,中心部分m amo 到倒角(68)的边缘方向的长度的8/10; 并且爪极(28,29)具有沿圆周方向定向的宽度B< K>和圆柱形表面(43)上的半宽度B< K> 在垂直于枢转轴线(65)的爪极(28,29)的平面中,限定点(P),并且切线(T)可以内接到该点(P)中,并且角度 在垂直于枢转轴线(65)的平面中,切线(T)和倒角(68)之间的角度α在15°和25°之间被包围。
    • 4. 发明申请
    • Fan impeller for electrical machines
    • 风机叶轮电机
    • US20050008483A1
    • 2005-01-13
    • US10494803
    • 2002-10-19
    • Horst BraunHans-Joachim Lutz
    • Horst BraunHans-Joachim Lutz
    • F04D29/28F04D29/30H02K9/06F01D1/02
    • H02K9/06B25F5/008F04D29/282F04D29/305
    • The present invention relates to a fan wheel (11) for electrical machines, in particular for alternators of motor vehicles, with a fan disk (10) that, on its axially outwardly directed end face, has a number of fan blades (13, 18) distributed around the circumference in the shape of a circular ring, the fan blades extending away from the fan disk in the axial direction, so that cooling air beneath the fan blades can be drawn in axially and blown radially outwardly between air channels (20, 21) formed between them. One part (18) of each of the fan blades is joined in a fixed manner with the fan disk (10) via only its radially outward end section (18a), so that each inner end section (18b) is swiveled radially increasingly outwardly by a centrifugal force (22) occurring there as rotational speeds increase, to reduce the cooling air stream. To minimize not only the speed-dependent adaptation of the cooling air quantity to the cooling needs of the machine, but the flow noises as well, preferably only every second fan blade (18) is provided with an inner end section (18b) capable of being swiveled outwardly by centrifugal force (22), while the other, adjacent, first fan blades (13) are rigid along their entire length and are connected to the fan disk (10) in a fixed manner.
    • 本发明涉及一种用于电机的风扇叶轮(11),特别是用于机动车辆的交流发电机,风扇盘(10)在其轴向向外指向的端面上具有多个风扇叶片(13,18 )围绕圆周分布成圆环形状,风扇叶片在轴向方向上远离风扇盘延伸,使得风扇叶片下面的冷却空气能够被轴向地拉伸并且在空气通道(20, 21)。 每个风扇叶片的一部分(18)仅通过其径向外端部分(18a)以与风扇盘(10)固定的方式接合,使得每个内端部分(18b)通过 当旋转速度增加时出现在其中的离心力(22),以减少冷却空气流。 为了最小化冷却空气量对机器的冷却需求的速度依赖性的适应性,但是也优选流动噪声,优选地,只有每一个第二风扇叶片(18)设置有内端部分(18b),其能够 通过离心力(22)向外旋转,而另一个相邻的第一风扇叶片(13)沿其整个长度是刚性的,并且以固定的方式连接到风扇盘(10)。
    • 8. 发明授权
    • Fan impeller for electrical machines
    • 风机叶轮电机
    • US07309935B2
    • 2007-12-18
    • US10494803
    • 2002-10-19
    • Horst BraunHans-Joachim Lutz
    • Horst BraunHans-Joachim Lutz
    • H02K9/00
    • H02K9/06B25F5/008F04D29/282F04D29/305
    • The present invention relates to a fan wheel (11) for electrical machines, in particular for alternators of motor vehicles, with a fan disk (10) that, on its axially outwardly directed end face, has a number of fan blades (13, 18) distributed around the circumference in the shape of a circular ring, the fan blades extending away from the fan disk in the axial direction, so that cooling air beneath the fan blades can be drawn in axially and blown radially outwardly between air channels (20, 21) formed between them. One part (18) of each of the fan blades is joined in a fixed manner with the fan disk (10) via only its radially outward end section (18a), so that each inner end section (18b) is swiveled radially increasingly outwardly by a centrifugal force (22) occurring there as rotational speeds increase, to reduce the cooling air stream. To minimize not only the speed-dependent adaptation of the cooling air quantity to the cooling needs of the machine, but the flow noises as well, preferably only every second fan blade (18) is provided with an inner end section (18b) capable of being swiveled outwardly by centrifugal force (22), while the other, adjacent, first fan blades (13) are rigid along their entire length and are connected to the fan disk (10) in a fixed manner.
    • 本发明涉及一种用于电机的风扇叶轮(11),特别是用于机动车辆的交流发电机,风扇盘(10)在其轴向向外指向的端面上具有多个风扇叶片(13,18 )围绕圆周分布成圆环形状,风扇叶片在轴向方向上远离风扇盘延伸,使得风扇叶片下面的冷却空气能够被轴向地拉伸并且在空气通道(20, 21)。 每个风扇叶片的一部分(18)仅通过其径向外端部分(18a)以与风扇盘(10)固定的方式接合,使得每个内端部分(18b)在径向上逐渐旋转 通过在转速增加时出现的离心力(22)向外移动,以减少冷却空气流。 为了最小化冷却空气量对机器的冷却需求的速度依赖性的适应性,但是流动噪声也优选地,优选地,仅每隔一秒的风扇叶片(18)设置有内端部分(18b),其能够 通过离心力(22)向外旋转,而另一个相邻的第一风扇叶片(13)沿其整个长度是刚性的,并且以固定的方式连接到风扇盘(10)。