EP3724971A1 - Agencement de stator pourvu d'agencement d'enroulement - Google Patents

Agencement de stator pourvu d'agencement d'enroulement

Info

Publication number
EP3724971A1
EP3724971A1 EP19709474.1A EP19709474A EP3724971A1 EP 3724971 A1 EP3724971 A1 EP 3724971A1 EP 19709474 A EP19709474 A EP 19709474A EP 3724971 A1 EP3724971 A1 EP 3724971A1
Authority
EP
European Patent Office
Prior art keywords
stator
arrangement
winding
wire
contact element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19709474.1A
Other languages
German (de)
English (en)
Inventor
Volker EHLERS
Martin KÖNIG
Stephan Losch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ebm Papst St Georgen GmbH and Co KG
Original Assignee
Ebm Papst St Georgen GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ebm Papst St Georgen GmbH and Co KG filed Critical Ebm Papst St Georgen GmbH and Co KG
Publication of EP3724971A1 publication Critical patent/EP3724971A1/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure
    • H02K3/52—Fastening salient pole windings or connections thereto
    • H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
    • H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28—Layout of windings or of connections between windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/32—Windings characterised by the shape, form or construction of the insulation
    • H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
    • H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
    • H02K2203/03—Machines characterised by the wiring boards, i.e. printed circuit boards or similar structures for connecting the winding terminations

Definitions

  • the invention relates to a stator arrangement with a winding arrangement.
  • Stator arrangements should be able to be produced with as little effort as possible.
  • the winding may be complicated depending on the stator configuration and the type of winding.
  • a stator assembly includes a stator core, a wire guide assembly, and a winding assembly having a winding wire and is formed as an external stator assembly.
  • the winding arrangement is designed as a delta connection and has a number SC of stator coils, for which number SC applies:
  • the stator core has a magnetic yoke, stator poles, and slots formed between the stator poles.
  • the wire guide arrangement is a first contacting arrangement with a first contact element, a second
  • Winding wire runs without interruption from the first contacting arrangement via at least one of the stator coils to the second contacting arrangement, from the second contacting arrangement via at least one of the stator coils to the third
  • the Winding wire can be used for all stator coils.
  • the number of contact elements can be reduced.
  • the Kunststoffieran glovesen are offset by at least 110 ° to each other, preferably by 120 °.
  • Electric motors advantageous. Particularly advantageous is the symmetrical resistance when using a current regulator for controlling the winding arrangement. With different resistances, a current regulator requires different voltages in order to introduce equal currents into the phases.
  • Wire guide assembly in three sections of 120 ° is possible, wherein in each of the sections a contact element is provided. This distribution of the contact elements allows a high symmetry of the winding arrangement.
  • the electrical differs from the electrical in a preferred embodiment.
  • Resistances that exist between each two of the contact elements by less than 3% from each other, preferably by less than 2%, more preferably by less than 1% and more preferably by less than 0.5%.
  • the electrical resistances between the two contact elements are a good and easily verprüfbares measure of the symmetry of the winding assembly.
  • the values mentioned allow an advantageous use of the winding arrangement, in particular for high-speed electric motors (for example 40,000 rpm or 50,000 rpm, but they are also advantageous for lower speeds.
  • the contacting arrangements are at least partially neither central to one of the stator poles nor central to one of the slots
  • the winding wire is partially guided so that it after winding one of the stator poles in one of
  • At least one of the contacting arrangements has a first one
  • the second receiving opening of the contacting arrangement extends in the radial direction.
  • For winding is the radial
  • the first receiving opening extends in an axial direction of the stator assembly. This allows insertion of a contact element in the axial direction.
  • the first receiving opening extends in a direction of the stator assembly, which deviates from the axial direction.
  • the first receiving opening is formed at least partially crossing the second receiving opening. Especially with insulation displacement contacts is an accurate spatial allocation by the
  • At least one of the contacting arrangements extends on a first side of the second receiving opening in an axial direction farther away from the stator core than on the second side opposite the first side, in order to allow the winding wire to be caught during winding of the winding wire.
  • the number N is at least 2, and the winding wire between the contacting arrangements extends over at least two of the stator coils.
  • the winding wire can thus be used between two contact elements for a plurality of stator coils, and the number of contact elements can be kept small.
  • the winding wire interconnects at least two of the stator coils in series between the contacting arrangements. This allows a series connection with the winding wire.
  • the first contact element, the second contact element and the third contact element are formed as insulation displacement contact elements. These enable fast and reliable contacting.
  • the first contact element, the second contact element and the third contact element are the same.
  • Training is possible with the design, and it facilitates handling and storage with respect to the contact elements.
  • At least two winding wires are provided, which are wound together. With exactly two winding wires one speaks of a bifilar winding. The electrical resistance is thereby lowered. Co-winding saves time and allows for better symmetry.
  • the wire guide arrangement has at least one winding post on which the winding wire abuts, in order to allow a guidance of the winding wire and an influence on the length of the winding wire between two contact elements.
  • the symmetry of the winding arrangement can be further increased.
  • an electric motor has a corresponding stator arrangement and a rotor arrangement. As a result, the electric motor can be easily manufactured.
  • the electric motor is associated with a current regulator for controlling the current through the winding arrangement.
  • the combination of the current regulator with the stator arrangement leads to a very advantageous electric motor.
  • FIG. 1 is a plan view of a stator assembly with a stator core
  • Fig. 2 in a cross section an electric motor with a rotor and with the
  • FIG. 3 is a plan view of a first axial side of the stator assembly of FIG. 2,
  • FIG. 4 is a plan view of a second axial side of the stator assembly of FIG. 2; FIG.
  • FIG. 5 is a side view of the stator assembly of Fig. 2,
  • FIG. 7 shows a detail VII of FIG. 3, Fig. 8 in a side view corresponding to FIG. 5, a first step of
  • FIG. 9 in a side view corresponding to FIG. 5 shows a second step of
  • FIG. 10 is a longitudinal sectional view of a contacting arrangement with a contact element
  • FIG. 12 is a schematic representation of the winding connection of the stator arrangement of FIG. 3, FIG.
  • Fig. 14 shows the detail of Fig. 7 with bifilar winding.
  • stator arrangement 20 with a stator core 22, which is designed, for example, as a laminated stator core or as a sintered component.
  • the stator core 22 has a plurality of stator poles 32, between each of which grooves 34 are formed.
  • the stator core 22 has a magnetic yoke 30, which magnetically connects the stator poles 32 together.
  • the rotor arrangement 12 has a rotor 13 and a schematically illustrated bearing arrangement 14, via which the rotor 13 is mounted rotatably about an axis of rotation 16.
  • the bearing assembly 14 has, for example, a plain bearing, a roller bearing or a magnetic bearing, and the rotor 13 is, for example, a permanent magnetic rotor or a squirrel cage.
  • the rotation axis 16 defines an axial direction and a radial direction of the electric motor 10 and the stator assembly 20, respectively.
  • a slot insulation 48 is provided to insulate the stator slots 34.
  • a stator coil 28 of a winding assembly 24 is shown schematically.
  • the stator coils 28 may be provided around the stator poles 32 in the region of the slots 34.
  • the stator assembly 20 is preferably formed as an outer stator assembly, and the rotor assembly 12 as an inner rotor assembly. But it is also a combination réellestatoran extract and outer rotor assembly possible.
  • the stator core 22 preferably has an outer diameter of 35 mm, but may be, for example, 30 mm or 50 mm or a value therebetween.
  • FIG. 3 shows a top view of a first axial side 71 (see FIG.
  • the wire guide assembly 40 is preferably formed electrically non-conductive at least on its outer side, for example. Plastic. In the exemplary embodiment, the wire guide assembly 40 also extends into the region of the stator poles 32 to at least partially provide the slot insulation 48 for the winding assembly 24. However, the insulation between the stator core 22 and the winding arrangement 24 can also be effected by an additional component, for example by a plastic shell or an insulating paper.
  • the wire guide assembly 40 has a first contacting arrangement 41 with a first contact element 51, a second contacting arrangement 42 with a second contact element 52, and a third contacting arrangement 43 with a third
  • the winding arrangement 24 has a winding wire 26, which without interruption from the first contacting arrangement 41 via the stator coils 28A, 28D to the second contacting arrangement 42, from the second contacting arrangement 42 via the stator coils 28E, 28B to the third contacting arrangement 43, and from the third contacting arrangement 43 via the stator coils 28C, 28F extend back to the first contacting arrangement 41.
  • a winding wire 26 is shown drawn through between the first contacting arrangement 41 and the second contacting arrangement 42, shown in wide dashed lines between the second contacting arrangement 42 and the third contacting arrangement 43, and between the third contacting arrangement 43 and the first
  • a winding post 83 is shown, on which the winding wire 26 can be fixed at the beginning and at the end of the winding process, for example by a few turns around the winding post.
  • the winding post is preferably associated with a winding device. Particularly preferably, a needle winder device can be used as the winding device. After attaching the contact elements 51, 52, 53 of the winding wire 26 is fixed in the
  • Winding arrangement, and the two wire ends are cut off, for example, on the radially outer side of the firstmaschineieranssen 41. Subsequently, the winding post 83 can be removed, and as waste only two short pieces of wire remain. This is very environmentally friendly and due to the extensive purity of variety (preferably pure enameled wire without additional plastic waste from the
  • Wire guide assembly well recyclable.
  • the winding post can be removed before the wire ends are cut off, or even before the contact elements 51, 52, 53 are set.
  • a three-pole stator core 22 of the winding wire 26 would accordingly form between each two of Maisieran füren 41, 42, 43, a single stator coil 28.
  • a higher pole stator with, for example, 9, 12, 15 or 18 stator poles 32 would be with the
  • the invention is well suited for a number SC of stator poles 32 and stator coils 28, for which number SC:
  • the number SC of stator coils 28 is three or a multiple thereof.
  • the value of N is at least two.
  • the contact elements 51, 52, 53 are preferably electrically connected to the winding wire 26, respectively, to serve as winding terminals and phase terminals, respectively.
  • the electrical connection can for example be done by a solder joint.
  • an embodiment of an electrical and mechanical connection by forming the contact elements 51, 52, 53 as insulation displacement contact elements is particularly preferred.
  • the Kunststoffieran füren 41, 42, 43 are arranged offset in the embodiment by 120 ° to each other. Thus, when rotating the stator assembly 20 through 120 °, a contacting assembly 41, 42, 43 is positioned at the same locations as before rotation. This same distribution of Griffinieran füren 41, 42, 43 and the contact elements 51, 52, 53 is advantageous because it is easier, the wire lengths between the individual Maisieran füren 41, 42, 43 in about the same length
  • the wire lengths of the winding wire 26 between the contact elements 51, 52, 53 are relevant to the electrical resistance of the winding assembly 24. On the one hand, these are difficult to measure because the winding arrangement has to be separated for this purpose. On the other hand, the electrical resistance also depends on the
  • the symmetry of the winding can be determined in a simple manner by measuring the resistance between the individual winding terminals, for example by measuring the electrical resistance between the contact elements 51, 52 and 52, 53 and 53, 51 measured electrical resistance on the one hand by the phase in the direct
  • Winding wire section which is directly between the contact elements 51, 52nd
  • the measurement is preferably carried out in the non-rotating state or without rotor in order to prevent an influence by induced stress due to the rotation.
  • the electrical resistances determined differ preferably by less than 3%, more preferably by less than 2%, more preferably by less than 1% and more preferably by less than 0.5%. At these values, a good current pattern results in the winding assembly 24, and high speeds can also be achieved.
  • the percentage difference between two determined resistance values is calculated, for example the difference between the resistance between the first contacting arrangement 41 and the second one
  • the Kunststoffieran instruments 41, 42, 43 need not be exactly offset by 120 °, but preferably they are at least 110 ° offset from each other, for example. 110 °, 120 ° and 130 °.
  • a circumferentially distributed arrangement of the contacting arrangements 41, 42, 43 can be described as in that the contact elements 51, 52, 53 are distributed on the wire guide arrangement 40 such that a division of the wire guide arrangement 40 into three sections of 120 ° is possible, wherein a contact element 51, 52, 53 is provided in each of the sections.
  • a first portion may be selected from the center of the stator coil 28F to the center of the stator coil 28B, a second portion from the center of the stator coil 28B to the center of the stator coil 28D, and a third portion from the center of the stator coil 28B Stator coil 28D to the center of the stator coil 28F.
  • the wire guide assembly 40 has in the embodiment in addition to the
  • Winding wire 26 is applied or around which the winding wire is guided.
  • Flier ever is a guide of the winding wire 26 between the stator coils 28 and
  • Winding wire 26 are influenced, and to adjust the wire lengths between the contact elements 51, 52, 53, a winding post 46, for example.
  • a winding post 46 for example.
  • the winding posts 46 also serve as hold-down, which axial movement of the
  • the contacting arrangements 41, 42, 43 are arranged neither centrally to one of the stator poles 32 nor centrally to one of the grooves 34.
  • the contacting arrangements 41, 42, 43 are arranged neither centrally to one of the stator poles 32 nor centrally to one of the grooves 34.
  • An arrangement in the middle of the stator pole 32 would result in an oblique course in the course between the contacting arrangement 41, 42, 43 and the associated stator coil 28, and this is disadvantageous during the winding process with a needle winder and leads to a greater wire length.
  • the winding wire 26 is guided in the Kunststoffieranssenen 42 and 43 such that it after winding one of the stator poles 32 from radially outside to radially inside in the corresponding contacting arrangement 42, 43 is guided. This is advantageous since the winding wire 26 can be guided directly on the radially inner side to form the stator coil 28. This results in short distances.
  • the fact that the winding wire 26 is guided from radially outside to radially inside, does not mean that the
  • Winding wire 26 must extend exactly in the radial direction, but he must run from further out to the inside, and this can also be done obliquely.
  • both wire ends of the winding wire 26 are preferably on the radially outer side, and thereby cutting off the
  • Winding wire 26 is facilitated after the winding process and a faulty
  • a winding wire 26 is shown, which is wound through. It is alternatively possible to provide two or more winding wires that are wound through. Preferably, these can be wound together, and thereby a difference in the wire lengths is reduced. In a bifilar winding so for example wound in pairs.
  • FIG. 4 shows the second axial side 72 (see FIG. 5) of the stator arrangement 20 opposite the first axial side 71.
  • An end disk 49 is provided, which is preferably formed integrally with the wire guide arrangement 40 and the slot insulation 48.
  • the training can, for example, be done by an injection molding process or another original molding process.
  • the wire guide assembly 40 and the end plate 49 may be formed as half shells, each forming a portion of the slot insulation. It is also possible to provide the wire guide assembly 40, the end plate 49 and the slot insulation 48 as separate components.
  • FIG. 5 shows the stator arrangement 20 in a side view.
  • the contacting arrangements 41, 42, 43 with the contacting elements 51, 52, 53 and the winding posts 46 protrude in the axial direction from the stator core 22.
  • the formation of the winding post 46 as hold-down can be seen, and this is provided on the radially outer side of a groove for guiding the winding wire 26.
  • FIG. 6 shows the detail VI of FIG. 3.
  • the contacting arrangement 41 has a first one
  • Receiving opening 66 may also be referred to as a channel or groove, and the winding wire 26 or a plurality of winding wires 26 may be inserted into this.
  • Receiving hole 64 inserted, and the first receiving opening 64 may also be referred to as a bag.
  • the first receiving opening 64, the second receiving opening 66 formed at least partially crossing.
  • the traversing angle is preferably 90 °, but it may for example be 85 ° or 60 °. If for the contact element 51 another technique (eg.
  • the contacting arrangement 41 preferably has a housing section 60 with a
  • the contact element 51 can be inserted into the contacting arrangement 41.
  • the contacting arrangement 41 has a first side surface 73 (for example radially outward) and / or a second side surface
  • Second receiving opening extends between the first side surface 73 and the second
  • two free wire ends of the winding wire 26 are arranged on the radially outer side of the contacting arrangement 41.
  • the projection 69 of the winding wires 26 in the region of the winding wire ends is preferably at most 0.8 mm. On the one hand, this makes it possible to cut well and, on the other hand, it reduces the risk of a winding wire end on the radially outer side becoming one
  • Short circuit with another electrically conductive component leads.
  • a preferred supernatant is in the range 0.5 ⁇ 0.3 mm.
  • the sliding surface 68 is rounded to a sliding of the
  • Winding wire 26 to allow along the sliding surface and thereby reduce the risk of tearing of the winding wire 26.
  • a first side 81 of the second receiving opening 66 and a second side 82 of the second receiving opening 66 opposite the first side 81 are shown on the contacting arrangement 41.
  • the other contacting arrangements 42, 43 may be the same or different.
  • Fig. 7 shows the detail VII of Fig. 3 with the Kunststoffieran elbow 42. It is in
  • the winding wire is guided radially inwards from the radially outer side of the contacting arrangement through the second receiving opening 66 and extends further into the groove 34. It is wound in a monofilament
  • Winding arrangement only one winding wire in the region of the second receiving opening 66 is provided, which is contacted by the contact element 52.
  • the sliding surface 68 is on the radially outer side, since the winding wire is supplied during winding on the radially outer side.
  • a first side 81 of the second receiving opening 66 and a second side 82 of the second receiving opening 66 opposite the first side 81 are shown on the contacting arrangement 42.
  • FIG. 8 shows a schematic representation of a winding process with the winding wire 26 on the second contacting arrangement 42.
  • the winding wire 26 is wound around the
  • the hold-down device Due to the design of the winding post 46 as a hold-down device, the hold-down device can be designed to be axially low, without the winding wire 26 slipping off from it.
  • the contacting assembly 42 extends on the first side 81 of the second receiving opening 66 in an axial direction farther away from the stator core 22 than on the first side 81
  • Winding posts 46 are guided along the radially outer side of the stator assembly 20 until it is in the vicinity of the second receiving opening 66 in the region of the second contacting arrangement 42. From there, the needle winder 80 can move radially inwards In this case, the winding wire 26 is caught by the contacting arrangement 42 on the first side 81, so that it does not slip off the contacting arrangement 42. Thus, a kind of threading aid is provided by the axially longer configuration on the first side 81.
  • Exception opening 64 is provided to reduce the risk of incorrect threading of the winding wire in the second exception opening 66 and to facilitate the insertion of the winding wire 26.
  • FIG. 9 shows, on FIG. 8, how the needle winder 80 is moved downwards or into the stator arrangement 20 in the radially inner region of the stator arrangement 20.
  • the winding wire 26 slides along the sliding surface 68 into the second receiving opening 66 for the winding wire 26.
  • the sliding surface 68 is preferably rounded, thereby allowing a good sliding of the winding wire 26 in the longitudinal direction, and on the other hand
  • Winding wire 26 The winding wire 26 runs along the second
  • the contact element 51 has a slot 54, and when inserting the contact element 51 into the first receiving opening 64 of the winding wire 26 is inserted into the slot 54.
  • the contact element 51 includes the winding wire 26 by means of the slot 54 pliers.
  • the winding wire 26 usually has an electrical insulation, for. B. an outer lacquer layer or another plastic insulating layer, so that no short circuit between the individual turns of the stator coils 28 is formed.
  • the contact element 51 preferably has barbs 56 in order to prevent a falling out after the assembly of the contact element 51.
  • the contact element 51 has in the embodiment on the upper side of a pin 55, via which a connection can be made, for example.
  • FIG. 12 shows a circuit diagram of the interconnection of the winding arrangement 24. This circuit already described can be referred to as a triangular series connection.
  • Fig. 13 shows a further schematic representation of the interconnection of
  • Winding arrangement 24 indicating the winding direction to the individual
  • Fig. 14 shows the detail of Fig. 7, but with a bifilar winding in which two winding wires 26 are wound in parallel or in pairs, that are simultaneously wound by the needle winder.

Abstract

La présente invention concerne un agencement de stator (20), qui comprend un noyau statorique (22), un agencement de guidage de fil (40) et un agencement d'enroulement (24) comportant un fil d'enroulement (26) et qui est conçu sous la forme d'un agencement de stator externe. L'agencement d'enroulement (24) est conçu sous la forme d'un montage en triangle (25) et ledit agencement d'enroulement comporte un nombre SC de bobines statoriques (28) pour lesquelles s'applique le nombre SC : SC = N * 3 avec N = 1, 2, 3, 4, 5, ... Le noyau statorique (22) comporte un blindage (30) magnétique, des pôles statoriques (32) et des rainures (34) formées entre les pôles statoriques (32). À l'agencement de guidage de fil (40) est associé un premier agencement de contact (41) doté d'un premier élément de contact (51), un deuxième agencement de contact (42) doté d'un deuxième élément de contact (52) et un troisième agencement de contact (42) doté d'un troisième élément de contact (53), et le fil d'enroulement (26) passe sans interruption du premier agencement de contact (41) par l'intermédiaire d'au moins une des bobines statoriques (28A, 28B) au deuxième agencement de contact (42), du deuxième agencement de contact (42) par l'intermédiaire d'au moins une des bobines statoriques (28C, 28D) au troisième agencement de contact (43) et du troisième agencement de contact (43) par l'intermédiaire d'au moins une des bobines statoriques (28E, 28F) au premier agencement de contact (41), les éléments de contact (51, 52, 53) étant raccordés électriquement au fil d'enroulement (26) pour servir de bornes d'enroulement.
EP19709474.1A 2018-03-08 2019-03-06 Agencement de stator pourvu d'agencement d'enroulement Pending EP3724971A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018105337.1A DE102018105337A1 (de) 2018-03-08 2018-03-08 Statoranordnung mit Wicklungsanordnung
PCT/EP2019/055577 WO2019170751A1 (fr) 2018-03-08 2019-03-06 Agencement de stator pourvu d'agencement d'enroulement

Publications (1)

Publication Number Publication Date
EP3724971A1 true EP3724971A1 (fr) 2020-10-21

Family

ID=65686884

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19709474.1A Pending EP3724971A1 (fr) 2018-03-08 2019-03-06 Agencement de stator pourvu d'agencement d'enroulement

Country Status (5)

Country Link
US (1) US20210057956A1 (fr)
EP (1) EP3724971A1 (fr)
CN (1) CN111630755A (fr)
DE (1) DE102018105337A1 (fr)
WO (1) WO2019170751A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020200283A1 (de) * 2020-01-11 2021-07-15 Robert Bosch Gesellschaft mit beschränkter Haftung Stator für eine elektrische Maschine, eine elektrische Maschine und Verfahren zum Herstellen eines solchen Stators
DE102021203093A1 (de) 2021-03-29 2022-09-29 Robert Bosch Gesellschaft mit beschränkter Haftung Stator für eine elektrische Maschine, eine elektrische Maschine und Verfahren zum Herstellen eines solchen Stators

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE50204496D1 (de) * 2002-01-22 2006-02-16 Ebm Papst St Georgen Gmbh & Co Statoranordnung
JP2006191757A (ja) * 2005-01-07 2006-07-20 Hitachi Ltd 回転電機及びそれを用いた電動パワーステアリング装置
JP5872807B2 (ja) * 2011-07-12 2016-03-01 ミネベア株式会社 モータにおけるコイル巻線の結線構造およびモータ
JP6234128B2 (ja) * 2013-09-11 2017-11-22 株式会社マキタ 電動工具
DE102013114688A1 (de) * 2013-12-20 2015-06-25 Ebm-Papst St. Georgen Gmbh & Co. Kg Elektromotor mit einer Statoranordnung und einer Rotoranordnung
DE102014220201A1 (de) * 2014-10-06 2016-04-07 Bühler Motor GmbH Elektronisch kommutierter Gleichstrommotor, insbesondere für eine Ölpumpe
CN110098685B (zh) * 2015-02-27 2021-11-30 博泽沃尔兹堡汽车零部件有限公司 用于电动机的定子结构组件
US10193422B2 (en) * 2015-05-13 2019-01-29 Makita Corporation Power tool
DE102015209041A1 (de) * 2015-05-18 2016-11-24 Robert Bosch Gmbh Stator für eine elektrische Maschine, sowie Verfahren zur Herstellung eines solchen
DE102015211836A1 (de) * 2015-06-25 2016-12-29 Robert Bosch Gmbh Verfahren zum Bewickeln eines Stators, sowie ein Stator und eine elektrische Maschine beinhaltend einen solchen Stator
DE102016202145A1 (de) * 2016-02-12 2017-08-17 Robert Bosch Gmbh Elektrische Kontaktierung für einen Elektromotor
DE102017222076A1 (de) * 2017-12-06 2019-06-06 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Elektromotor sowie Schalteinheit hierfür

Also Published As

Publication number Publication date
CN111630755A (zh) 2020-09-04
DE102018105337A1 (de) 2019-09-12
WO2019170751A1 (fr) 2019-09-12
US20210057956A1 (en) 2021-02-25

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