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    • 1. 发明授权
    • Device for fixing an air-gap winding of a dynamo-electric machine
    • 用于固定动力电机的气隙绕组的装置
    • US5053663A
    • 1991-10-01
    • US272981
    • 1988-10-07
    • Joachim BoerFritz Sommer
    • Joachim BoerFritz Sommer
    • H02K3/47
    • H02K3/47
    • An electric machine includes a stator lamination packet having an inner periphery defining a stator bore, a laminted screening packet with an inner periphery and lamination segments formed of magnetic material, and a slot and tooth system disposed on and connected to the inner periphery of the screening packet, the slot and tooth system being at least partly formed of nonmagnetic material and having successive slot teeth defining bar receiving slots with a slot bottom, and an air-gap winding on the inner periphery of the stator lamination packet having winding bars with winding bar sides oriented toward the stator bore, the winding bars being inserted in the bar receiving slots with a radial protrusion beyond the slot teeth. A system for fixing the air-gap winding on the inner periphery of the stator lamination packet and a method for assembling and dismantling the system include a retaining device pressing the winding bar sides against the slot bottom, the retaining device having a multiplicty of elastic support rings being mutually aligned in axial direction of the electric machine and having outer peripheries, the support rings having at least one dividing seam formed therein, a turnbuckle inside the stator bore in the vicinity of the at least one dividing seam for varying the diameter and adjusting azimuthal prestressing of the support rings, and spring elements inserted between the outer peripheries of the support rings and the winding bar sides.
    • PCT No.PCT / DE87 / 00162 Sec。 371日期:1988年10月7日 102(e)日期1988年10月7日PCT提交1987年4月9日PCT公布。 出版物WO87 / 06400 日期:1987年10月22日。电机包括具有限定定子孔的内周的定子层压包,具有内周的分层筛分包和由磁性材料形成的层压段,以及设置在并连接的槽和齿系 所述狭槽和齿系统至少部分地由非磁性材料形成并且具有限定具有槽底部的杆接收槽的连续槽齿,并且在所述定子层叠件的内周上具有气隙绕组 包装件具有卷绕杆,卷绕杆侧面定向于定子孔,卷绕杆插入到杆接收槽中,并具有超过槽齿的径向突起。 用于将气隙绕组固定在定子叠片组件的内周上的系统以及用于组装和拆卸系统的方法包括将卷绕杆侧压靠在槽底部的保持装置,该保持装置具有多个弹性支撑件 环在电机的轴向上相互对准并且具有外周,所述支撑环具有形成在其中的至少一个分隔接缝,所述定子孔内的所述至少一个分隔接缝内的螺丝扣用于改变直径并调节 支撑环的方位预应力和插入在支撑环的外周和绕线杆侧之间的弹簧元件。
    • 3. 发明授权
    • Supporting configuration for the stator of an electric machine, in particular of a turbogenerator
    • 电机特别是涡轮发电机定子的支撑结构
    • US06198193B1
    • 2001-03-06
    • US09407266
    • 1999-09-28
    • Horst KappaufFritz Sommer
    • Horst KappaufFritz Sommer
    • H02K112
    • H02K3/505Y10T29/49009
    • A configuration for supporting a first part of a stator of an electric machine, in particular a turbogenerator, at a second part of the stator, in which the first part and the second part are at a distance from one another and at least partially surround an axis of rotation of a rotor shaft in a rotation direction. The two parts are each supported against one another by an integral supporting element at least at three locations distributed around the axis of rotation. The supporting elements each have a material strip which is bent in a single plane, between their ends, so that the distance between the two parts is variable when the material strip is subjected to bending deformation in the axial direction and radial direction of the turbomachine. The support is rigid in the tangential direction due to the stiffness of the material strips transversely with respect to the bending course. Due to the bent metal strips, the configuration can be produced in such a way that it saves space and is cost-effective. The assembly effort is considerably less than that of previously known supporting configurations.
    • 一种用于在定子的第二部分处支撑电机的定子的第一部分,特别是涡轮发电机的构造,其中第一部分和第二部分彼此间隔一定距离,并且至少部分地围绕 转子轴在旋转方向上的旋转轴线。 两个部分各自通过整体支撑元件彼此相对地支撑,至少在分布在旋转轴线周围的三个位置处。 支撑元件各自具有在其端部之间在单个平面中弯曲的材料带,使得当材料带在涡轮机的轴向和径向方向上受到弯曲变形时,两个部件之间的距离是可变的。 由于材料条相对于弯曲过程横向的刚度,支撑件在切向方向上是刚性的。 由于弯曲的金属条,可以以节省空间并且具有成本效益的方式制造该配置。 组装工作量远低于以前已知的支撑配置。