Abstract:
La présente invention concerne un ensemble pour démarreur comprenant: une culasse (15) d'un moteur électrique du démarreur, un palier (17) monté contre la culasse, au moins deux tirants (21a, 21b) situés en dehors de la culasse (15) et destinés à fixer le palier (17) contre la culasse (15), l'ensemble comprenant en outre une pièce de liaison (19) entre les tirants (21a, 21b) et le palier (17), ladite pièce de liaison (19) étant destinée à venir en appui contre le palier (17) dans une zone à l'intérieur du diamètre externe (D) de la culasse (15).
Abstract:
L'invention concerne un support (30) de roulements pour machine électrique tournante, notamment machine de véhicule automobile, ce support comportant: -un premier logement (31a) pour loger un premier roulement (20a) coopérant avec un arbre de la machine électrique, -un deuxième logement (31b) pour loger un deuxième roulement (20b) de manière coaxiale avec le premier roulement, ce deuxième roulement coopérant avec l'arbre de la machine électrique, ce support étant réalisé en une seule pièce.
Abstract:
Die Erfindung betrifft eine elektromotorisch angetriebene Flüssigkeitspumpe, insbesondere Ölpumpe oder Reduktionsmittelpumpe, mit einem Elektromotor (1), einer Verdrängerpumpe, insbesondere Zahnradpumpe (2) und einem zwischen dem Elektromotor (1) und der Verdrängerpumpe angeordneten Lagerschild (3). Es ist Aufgabe der Erfindung bei einer elektromotorisch angetriebenen Flüssigkeitspumpe für eine wirtschaftlich herstellbare, Fertigungsungenauigkeiten tolerierbare und hohe Radialkräfte aufnehmende Lagerung zu sorgen. Die Aufgabe wird durch die Merkmale des Anspruchs 1 gelöst.
Abstract:
본 발명은 모터와; 모터에 설치된 기어장치와; 기어장치에 연동되어 회전되는 드라이브축을 포함하고, 모터는 모터 하우징과; 모터 하우징의 내부에 설치되고 중공된 스테이터와; 스테이터의 내측에 회전 가능하게 위치되는 로터와; 드라이브축이 관통되는 중공부가 형성되고 상기 로터가 설치되는 중공 모터축을 포함하며, 중공 모터축과 드라이브축 중 적어도 하나에는 기어장치에서 중공 모터축의 내둘레와 드라이드 축의 외둘레 사이로 유입되는 오일을 기어장치의 방향으로 유도하는 오일 이송부가 형성되어, 기어장치의 오일이 중공 모터축의 내둘레와 드라이드 축의 외둘레 사이를 통해 오일 누유되는 것을 방지할 수 있고, 중공 모터축의 내둘레와 드라이드 축의 외둘레 사이를 통과한 오일이 모터 내부로 누유될 때 발생될 수 있는 모터 내부의 손상을 최소화할 수 있는 이점이 있다.
Abstract:
The present invention relates to a stator for an electrical machine, which stator has an encapsulation (6) and extends concentrically about an axis (30), wherein the encapsulation (6) at least partially forms an outer surface (151) of the stator on a side (14) of the stator which faces away from the axis, and wherein the encapsulation (6) has a first fitting surface (61), for arranging a floating bearing (510), on a side (16) of the stator which faces the axis. The present invention further relates to an electrical machine comprising a stator of this kind, and also to an adjustment drive comprising an electrical machine of this kind.
Abstract:
End plate (30) for an electric machine (1), comprising: a bearing receptacle (40) in which a magnetic bearing which is configured for rotatably mounting a rotor (20) of the electric machine (1) can be accommodated; and a radially outwardly pointing circumferential contour (50) on which a number of at least three supporting elements (60, 70) are provided, which supporting elements (60, 70) each protrude radially beyond the circumferential contour (50) by a determined protruding amount (M), with the result that said supporting elements (60, 70) define a discontinuous external circumferential contour of the end plate (30); wherein the respective protruding amounts (M) of the support elements (60, 70) are dimensioned in such a way that the end plate (30) can be fitted in by making a centre of the magnetic bearing (80) correspond to a geometric longitudinal axis (A2) of the electric machine (1) and/or a magnetic longitudinal axis (A4) of the electric machine (1).
Abstract:
DC motors (32) for driving assemblies of a motor vehicle are known, said DC motors having a housing (36) which radially surrounds a stator and a rotor of the DC motor (32) and which is produced from an electrically conductive material, having an end plate (38) which axially bounds the DC motor (32) and out of the centre of which a drive shaft (34) of the DC motor (32) projects, and out of which two connection contacts (42) for supplying voltage to the DC motor (32) project, wherein the end plate (38) is produced from an electrically non-conductive material, having a printed circuit board (54) on which electronic components (56, 58) for interference-suppression are arranged and which has a central opening (55) through which the drive shaft (34) of the DC motor (32) projects and which has two plug-through openings (64) through which the connection contacts (42) of the DC motor (32) project, and having means (10) for producing an earth connection of the printed circuit board (54). However, the earth connections are complicated to produce. In order to simplify this, the invention proposes that, as means for producing the earth connection of the printed circuit board (54), a metal sheet (10) is arranged axially between the printed circuit board (54) having the electronic components (56, 58) for interference-suppression and the end plate (38), said metal sheet having a first contact element (20; 22) for connection to the housing (36) and having a second contact element (24) for connection to conductor tracks (60) of the printed circuit board (54).
Abstract:
L'invention concerne essentiellement un rotor (30) de machine électrique tournante comportant: -des flasques (55, 56) de maintien du paquet (36) de tôles et des chignons des bobinages) agencés axialement de part et d'autre du paquet (36) de tôle comportant au moins huit pôles saillants avec formation d'espaces interbobinage entre les bobinages successifs enroulés chacun autour d'un pôle saillant, caractérisé en ce que chaque flasque (55, 56) de maintien comporte: -une paroi (59) radiale munie d'une ouverture (60) principale autorisant le passage de l'arbre (35), -un rebord (75) annulaire s'étendant sur toute la périphérie externe de la paroi (59) radiale et s'étendant axialement en direction du rotor, ce rebord (75) annulaire présentant une face en appui sur les faces d'extrémité radiale externe du paquet (36) de tôles, -au moins une série d'orifices(72) traversant ménagé dans la paroi (59) radiale assurant une circulation de l'air à l'intérieur du rotor entre les deux pôles saillants, la surface totale de la série d'orifices traversant (72, 73),étant supérieure à 0, 3 fois la surface totale des espaces interbobinage. Figure pour Abrégé: Fig.2.
Abstract:
Die vorliegende Erfindung betriffteine Elektromotorbaugruppe (7), insbesondere für eine Verstellmotor zur Anwendung in der Kraftfahrzeugtechnik, mit einem Polrohr (8), wobei das Polrohr (8), einen ersten Abschnitt (9) mit einem ersten Innendurchmesser (12), einen zweiten Abschnitt (10) mit einem zweiten Innendurchmesser (13) und einen zwischen dem ersten Abschnitt (9) und dem zweiten Abschnitt(10) angeordneten dritten Abschnitt (11) mit einem dritten Innendurchmesser (14) umfasst, und einem Ringmagneten (15), dessen Außenumfang am Innenumfang des dritten Abschnitts (11) anliegt, wobei der dritte Innendurchmesser (14) kleiner ist als der erste Innendurchmesser (12) und kleiner ist als der zweite Innendurchmesser (13).
Abstract:
The invention relates to an electric motor (1) having an armature (13), comprising a brush commutator (18) having a number of brushes (22) and a number of brush disks (20) associated with the armature (13), a number of stator magnets (26) and a housing (2, 3), in which the armature (13) is rotatably mounted and in which the stator magnets (26) are accommodated. The brushes (22) are furthermore associated with the housing (2, 3) in a structurally fixed manner. A fixed housing section (7) and a movable housing section (23), which can be rotated about the rotation axis (31) of the armature (13) relative to the fixed housing section (7) are provided, wherein the stator magnets (26) are associated with the movable housing section (23). Said design enables simple adjustment of the position between the outer magnetic field and brushes (22). Commutation within the neutral zone is possible by simply rotating the movable housing section (23).