WO2014109015A1 - 回転電機および回転電機に用いられる電機子の製造方法 - Google Patents
回転電機および回転電機に用いられる電機子の製造方法 Download PDFInfo
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- WO2014109015A1 WO2014109015A1 PCT/JP2013/050198 JP2013050198W WO2014109015A1 WO 2014109015 A1 WO2014109015 A1 WO 2014109015A1 JP 2013050198 W JP2013050198 W JP 2013050198W WO 2014109015 A1 WO2014109015 A1 WO 2014109015A1
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- winding
- winding body
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- coil
- slot
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- 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
- H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/04—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
- H02K15/0435—Wound windings
-
- 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
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
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- 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
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
- Y10T29/49011—Commutator or slip ring assembly
Definitions
- the present invention relates to a rotating electric machine such as an electric motor and a generator, and a method for manufacturing an armature used for the rotating electric machine.
- a winding formed by winding a conductor wire around a pair of slots separated by two or more slots is referred to as a distributed winding
- a concentrated winding winding formed by winding a conductor wire around one tooth is referred to as a distributed winding
- the winding of the distributed winding is configured by rotating the slot pair a plurality of times so that the conductor wire extending from one slot enters the other slot across two or more consecutive teeth.
- a winding coil formed by winding a rectangular conductor wire a plurality of times that is, a so-called turtle-shaped coil, is stored in each pair of slots separated by a predetermined number of slots.
- a predetermined winding of the tortoiseshell-shaped coil is connected to each other by a jumper arranged outside the coil end group to constitute a distributed winding stator winding.
- the crowns located at both axial ends of the turtle shell coil are formed in a crank shape that is shifted by the width dimension in the arrangement direction of the conductor wires constituting the turtle shell coil. Since the coil is configured to enter the bottom side of one slot and the opening side of the other slot of the slot pair separated by a predetermined number of slots, the coil end group becomes large and the rotating electric machine cannot be downsized. There was a problem.
- the present invention has been made to solve the above-described problems, and an object of the present invention is to obtain a small rotating electric machine and a method for manufacturing an armature used for the rotating electric machine while suppressing an increase in the size of the coil end group.
- the rotary electric machine has an armature in which an armature winding is mounted on an annular armature core.
- the first winding body and the second winding body are each wound m times (where m is a natural number greater than or equal to 2) a continuous conductor wire that is insulation-coated and has no connection portion, and ends the straight portion
- the two-lane winding body corresponds to the second winding body, and the straight line portion and the coil end that form the rotating part of the first winding body correspond to each other.
- the first winding body and the second winding body are assembled so as to overlap the linear portion and the coil end constituting the winding portion in the radial direction.
- the coil body is configured to be mounted on each of the slot pairs separated by a predetermined number of slots of the armature core, and the coil end is a top portion that is displaced by a predetermined amount in the radial direction at a substantially central portion between the linear portions to be connected.
- the amount of radial displacement at the top is approximately a ⁇ d (where a is And a natural number of 2 ⁇ (m ⁇ 1) or less, d is a radial thickness of the linear portion housed in the slot, and 4 ⁇ m of the two 2-lane windings are in the slot.
- the linear portions of the wire bodies are accommodated in a line in the radial direction.
- the radial displacement amount at the top of the coil ends of the first and second winding bodies is the sum of the radial dimensions of the linear portions arranged in a line in the radial direction of the two-lane winding body.
- the radial and axial directions of the coil end group of the armature winding constituted by mounting the two-lane winding body on each of the slot pairs separated by a predetermined number of slots of the armature core The increase in dimensions is suppressed, and the rotating electrical machine can be downsized.
- FIG. 1 It is a half sectional view which shows the rotary electric machine which concerns on Embodiment 1 of this invention. It is a perspective view which shows the principal part of the rotary electric machine which concerns on Embodiment 1 of this invention. It is a perspective view which shows the stator applied to the rotary electric machine which concerns on Embodiment 1 of this invention. It is a perspective view which shows the iron core block which comprises the stator iron core applied to the rotary electric machine which concerns on Embodiment 1 of this invention. It is a perspective view which shows the coil
- FIG. 1 It is a figure explaining the manufacturing method of the coil
- FIG. 3 is a development view in which three two-lane winding bodies in the rotary electric machine according to Embodiment 1 of the present invention are continuously mounted in the same slot group of the stator core in the circumferential direction when viewed from one axial end side. . It is an end elevation which shows the terminal position of the stator winding
- FIG. 1 It is a schematic diagram explaining the wiring method of the W phase winding of the stator winding
- FIG. 9 is a developed view of a state in which three two-lane winding bodies in a rotary electric machine according to Embodiment 3 of the present invention are continuously mounted in the same slot group of a stator core in the circumferential direction when viewed from one axial end side. .
- FIG. 1 is a half sectional view showing a rotating electrical machine according to Embodiment 1 of the present invention
- FIG. 2 is a perspective view showing a main part of the rotating electrical machine according to Embodiment 1 of the present invention
- FIG. 3 is an embodiment of the present invention.
- FIG. 4 is a perspective view showing a stator block applied to the rotary electric machine according to Embodiment 1 of the present invention
- FIG. 5 is a perspective view showing an iron core block constituting the stator core applied to the rotary electric machine according to Embodiment 1 of the present invention.
- FIG. 6 is a perspective view showing a winding assembly constituting a stator winding applied to the rotary electric machine according to the first embodiment of the present invention
- FIG. 6 shows the winding assembly in the rotary electric machine according to the first embodiment of the present invention.
- FIG. 7 is a front view showing a two-lane winding body constituting the winding assembly in the rotary electric machine according to Embodiment 1 of the present invention, and FIG. The winding up in the rotary electric machine according to Form 1
- FIG. 9 is a perspective view showing a first winding body constituting the two-lane winding body in the rotary electric machine according to Embodiment 1 of the present invention
- FIG. 10 is a plan view showing the two-lane winding body constituting the assembly.
- FIG. 11 is a front view showing a first winding body constituting a two-lane winding body in the rotary electric machine according to Embodiment 1 of the present invention, and FIG.
- FIG. 11 is a two-lane winding body in the rotary electric machine according to Embodiment 1 of the present invention.
- FIG. 12 is a perspective view showing a second winding body constituting the two-lane winding body in the rotary electric machine according to Embodiment 1 of the present invention
- FIG. 14 is a front view showing a second winding body constituting the two-lane winding body in the rotary electric machine according to Embodiment 1 of the invention
- FIG. 14 shows the two-lane winding body in the rotary electric machine according to Embodiment 1 of the present invention.
- FIG. 15 is a plan view showing the second winding body constituting the embodiment of the present invention.
- FIG. 16 is a diagram for explaining a method for assembling a two-lane winding body according to Embodiment 1
- FIG. 16 is a diagram for explaining a method for manufacturing a two-lane winding body according to Embodiment 1 of the present invention
- FIG. It is a figure explaining the other manufacturing method of 2 lane winding wire which concerns on form 1.
- FIG. 16 is a diagram for explaining a method for assembling a two-lane winding body according to Embodiment 1
- FIG. 16 is a diagram for explaining a method for manufacturing a two-lane winding body according to Embodiment 1 of the present invention
- FIG. It is a figure explaining the other manufacturing method of 2 lane winding wire which concerns on form 1.
- the rotating electrical machine 100 is fixed to the housing 1 having the bottomed cylindrical frame 2 and the end plate 3 that closes the opening of the frame 2 and the cylindrical portion of the frame 2 in an internally fitted state.
- a stator 10 as an armature and a rotary shaft 6 that is rotatably supported on the bottom of the frame 2 and the end plate 3 via bearings 4 are rotatably arranged on the inner peripheral side of the stator 10.
- a rotor 5 made of the same.
- the rotor 5 includes a rotor core 7 fixed to a rotary shaft 6 inserted through the shaft center position, and is embedded in the outer peripheral surface side of the rotor core 7 so as to penetrate in the axial direction and have a predetermined pitch in the circumferential direction. And a permanent magnet type rotor including a permanent magnet 8 that constitutes a magnetic pole.
- the rotor 5 is not limited to a permanent magnet type rotor, and a squirrel-cage rotor in which a non-insulated rotor conductor is housed in a slot of a rotor core and both sides are short-circuited by a short-circuit ring, or an insulated conductor. You may use the winding-type rotor which attached the wire to the slot of the rotor core.
- the stator 10 includes a stator core 11 as an armature core, and a stator winding 20 as an armature winding mounted on the stator core 11.
- the number of poles of the rotor 5 is eight
- the number of slots of the stator core 11 is 48
- the stator winding 20 is a three-phase winding. That is, the slots are formed in the stator core 11 at a rate of two per phase per pole.
- the core block 12 is obtained by dividing an annular stator core 11 into 48 equal parts in the circumferential direction. As shown in FIG. 4, the core block 12 is produced by laminating and integrating a predetermined number of electromagnetic steel plates, and has an arc-shaped core. A back portion 12a and teeth 12b extending radially inward from the inner peripheral wall surface of the core back portion 12a are provided.
- the stator core 11 is formed by aligning and integrating the 48 core blocks 12 in the circumferential direction, with the teeth 12b facing inward in the radial direction, but with the side surfaces in the circumferential direction of the core back portion 12a facing each other. It is configured in an annular shape.
- the slots 13 constituted by the iron core blocks 12 adjacent in the circumferential direction are arranged at an equiangular pitch in the circumferential direction so as to open to the inner circumferential side.
- the teeth 12b are formed in a tapered shape in which the circumferential width gradually decreases inward in the radial direction, and the cross section of the slot 13 is rectangular.
- the stator winding 20 is configured by subjecting a winding assembly 21 attached to the stator core 11 to a predetermined connection process.
- the winding assembly 21 is configured by arranging two lane winding bodies 22 accommodated in a pair of slots 13 straddling six consecutive teeth 12b in the circumferential direction at a pitch of one slot.
- Winding ends 221g and 222g which will be described later, respectively extend in the axial direction from the winding assembly 21 and are arranged in the circumferential direction at a one-slot pitch on the outer diameter side of the winding assembly 21.
- winding ends 221h and 222h which will be described later, respectively extend in the axial direction from the winding assembly 21 and are arranged in the circumferential direction at a one-slot pitch on the inner diameter side of the winding assembly 21. Then, a predetermined joining process is performed on the winding ends 221g, 222g, 221g, and 222h.
- Each of the two-lane winding bodies 22 is a conductor wire having a rectangular cross section made of a continuous copper wire or an aluminum wire, which is insulation-coated with enamel resin and has no connection portion, with a certain interval for each turn, A first winding body 221 and a second winding body 222 configured to be spirally wound four times in a substantially hexagonal shape are provided.
- first winding body 221 and the second winding body 222 are formed by winding the conductor wire in a spiral manner four times to produce a cylindrical coil body, and then forming the coil body into a substantially hexagonal shape by a coil molding machine. Made by molding.
- first winding body 221 and the second winding body 222 may be formed by bending a conductor wire into a substantially hexagonal shape and bending it in a spiral shape by bending.
- each of the conductor wires is supplied to the molding machine, and the first winding body 221 and the second winding body 222 are separately manufactured.
- the two-lane winding body 22 may be assembled by assembling the first winding body 221 while rotating the second winding body 222.
- the force for processing the conductor wire is reduced, the manufacturing equipment can be reduced in size, and the occurrence of damage to the insulating coating coated on the conductor wire is suppressed, so that the insulation performance of the winding body is enhanced.
- two conductor wires are simultaneously supplied to the molding machine, and a two-lane winding body 22 in which the first winding body 221 and the second winding body 222 are integrally formed is provided. It may be produced. In this case, the process of assembling the first winding body 221 and the second winding body 222 that are separately manufactured becomes unnecessary, and the productivity is improved.
- the first winding body 221 is arranged in two rows at 6-slot angular intervals, with four gaps in each row, with a gap 3d in each row, and four in the short-side direction of the rectangular cross section.
- the first and second linearly connected first and second linear portions 221a and 221b and the first and second linear portions 221a and 221b are alternately connected between one end and the other end in the length direction.
- 2 coil ends 221c and 221d is the short side length of the rectangular cross section of the conductor wire.
- the 6-slot angular interval is an interval between the slot centers of the slots 13 on both sides of the six consecutive teeth 12b, and corresponds to one magnetic pole pitch.
- the first coil end 221c has a predetermined inclination from one end of the first linear portion 221a of one row to the second linear portion 221b side of the other row, and the length direction of the first and second linear portions 221a, 221b.
- Displaced by 2 ⁇ d then bent at a substantially right angle and extended with a predetermined inclination toward the second linear portion 221b side of the other row and inward in the longitudinal direction of the first and second linear portions 221a, 221b. And connected to one end of the second linear portion 221b in the other row.
- the second coil end 221d has a predetermined inclination from the other end of the second linear portion 221b of the other row to the first linear portion 221a side of one row, and the first and second linear portions 221a and 221b.
- first and second straight portions 221a and 221b at a central portion (second top portion 221f) between the rows of the first and second straight portions 221a and 221b and substantially perpendicular to the arrangement direction of the first and second straight portions 22a and 22b.
- the first and second straight portions 221a and 221b are opposed to each other in the short-side direction of the rectangular cross section with the planes formed by the long sides of the rectangular cross-section facing each other.
- the first straight portion 221a and the second straight portion 221b connected by the first coil end 221c and the second coil end 221d are shifted by a distance 2 ⁇ d in the arrangement direction by the first top portion 221e and the second top portion 221f. Has been.
- first winding body 221 is arranged in the same direction as the second coil end 221d from the other end of the first linear portion 221a located at one end in the arrangement direction of one row and the first coil end 221d.
- the second winding body 222 includes first and second straight portions 222a and 222b, first and second coil ends 222c and 222d, and first and second top portions 222e, 222h, and is configured in the same manner as the first winding body 221.
- the second winding body 222 extends from the other end of the first linear portion 222a located at one end in the arrangement direction of one row in the direction opposite to the second coil end 222d and the second coil end 222d.
- Two winding ends 222h that extend substantially in parallel with the inclined portion on the two straight portions 222b side and substantially the same length as the inclined portion, and then extend outward in the length direction of the first and second straight portions 222a and 222b, From the other end of the second linear portion 222b located at the other end in the arrangement direction of the row, in the direction opposite to the second coil end 222d and substantially parallel to the inclined portion on the first linear portion 222a side of the second coil end 222d.
- a winding end 222g extending substantially the same length as the inclined portion and then extending outward in the length direction of the first and second linear portions 222a and 222b.
- the two-lane winding body 22 is manufactured by being incorporated in the first winding body 221 while rotating the second winding body 222.
- the second linear portion 222b positioned at the other end in the arrangement direction of the other row of the second winding body 222 is connected to one side of the first winding body 221 from the side of the first winding body 221.
- the second winding body 222 is rotated.
- the circumference part which consists of the 1st and 2nd conductor wires 222a and 222b and the 1st and 2nd coil ends 222c and 222d located in the other end of the arrangement direction of the 2nd winding body 222 is the 1st winding body 221.
- the first and second conductor wires 221a and 221b and the first and second coil ends 221c and 221d pass through the spiral gap formed between the circulating portions and proceed to the other end side in the arrangement direction.
- the spirally wound portion composed of the first and second conductor wires 222a and 222b and the first and second coil ends 222c and 222d of the second winding body 222 is between the surrounding portions of the first winding body 221.
- the second winding body 222 is incorporated into the first winding body 221.
- End portions 221c, 221d, and each of the surrounding portions composed of the first and second top portions 221e, 221f, the first and second straight portions 222a, 222b of the second winding body 222, the first and second coil ends 222c , 222d and the surrounding portions formed of the first and second top portions 222e, 222f are arranged in the arrangement direction of the first and second linear portions 221a, 221b, 222a, 222b so as to be in contact with each other or close to each other. It is piled up.
- each winding portion of the second winding body 222 is located on the inner peripheral side of the corresponding winding portion of the first winding body 221.
- FIG. 18 to 21 are views for explaining a method for manufacturing the winding assembly according to the first embodiment of the present invention.
- FIG. 18 shows a method for assembling two two-lane winding bodies 22, and
- FIGS. 21 shows a procedure for incorporating the 48th 2-lane winding body.
- two lanes winding body 22 assembled in order of two lanes winding body 22 1, 2-lane winding body 22 2, 2-lane winding body 22 3, ... 2-lane winding body 22 47, A 2-lane winding body 2248 is used.
- FIG. 22 is a perspective view showing an arrangement state of two 2-lane winding bodies separated by an angle of 6 slots in the winding assembly according to Embodiment 1 of the present invention, and FIGS.
- FIG. 23 and 24 are embodiments of the present invention, respectively.
- FIG. 23 is a diagram illustrating a method for assembling the stator according to FIG. 1, FIG. 23 shows a state before the iron core block is attached to the winding assembly, and FIG. 24 shows a state after the iron core block is attached to the winding assembly. ing.
- the winding assembly 21 is represented by only the first and second linear portions 221a, 222a, 221b, and 222b.
- FIG. 25 is a development in which the three two-lane winding bodies in the rotary electric machine according to Embodiment 1 of the present invention are continuously mounted in the same slot group of the stator core in the circumferential direction as viewed from one axial end side. 25 (a) shows the arrangement of the first winding body, and FIG. 25 (b) shows the arrangement of the second winding body.
- the first and second two-lane winding bodies 22 1 and 22 2 are adjacent to each other in the circumferential direction with their axial height positions aligned.
- the first straight portions 221a and 222a of the first two-lane winding body 22 1 are replaced with the second straight portions 221b of the second two-lane winding body 22 2 . , 222b.
- the second 2-lane winding body 22 2 is moved in the circumferential direction. Then, as shown in (d) of FIG.
- the second 2 first straight portion 221a of the lane winding body 22 2, 222a is first 2 first straight portion 221a of the lane winding body 22 1 , 222a
- the second 2-lane winding body 22 2 is moved in the circumferential direction to a position separated by one slot pitch (angle between two slots). Thereby, the two two-lane winding bodies 22 1 and 22 2 are assembled.
- the two-lane winding body 22 is sequentially aligned in the axial direction, moved in the circumferential direction, and assembled to the 47th two-lane winding body 2247.
- the assembly 23 in which the 47 two-lane winding bodies 22 1 to 22 47 are assembled is expanded in diameter, and as shown in FIG. 19, the first two-lane winding bodies 22 1 and the 47th winding body is molded between the two lanes winding body 22 47 48th 2 lane winding body 22 48 C-shaped widened than the circumferential width of.
- the winding end 222h of the one two-lane winding body 22 extends substantially in parallel with the second coil end 222d positioned radially inward of the other two-lane winding body 22, and the end thereof is The other two-lane winding body 22 is close to the end of the winding end 221h in the radial direction.
- the winding end 222g of the other two-lane winding body 22 extends in parallel with the second coil end 221d located radially outward of the one two-lane winding body 22, and the end thereof is one of the two-lane windings. It is close to the end of the winding end 221g of the body 22 in the radial direction.
- the 48 core blocks 12 are arranged so that each of the teeth 12b has a diameter between rows of the first and second straight portions 221a, 222a, 221b, and 222b adjacent to each other in the winding assembly 21. They are arranged at a substantially equiangular pitch in the circumferential direction so as to be located outward in the direction.
- the iron core blocks 12 arranged in the circumferential direction are simultaneously moved radially inward. Thereby, each of the teeth 12b of the iron core block 12 is inserted between adjacent rows of the first and second straight portions 221a, 222a, 221b, and 222b.
- the winding assembly 21 is mounted on the stator core 11 constituted by the 48 core blocks 12.
- the tapered teeth 12b Since the second straight portions 221a, 222a, 221b, and 222b are inserted from the outer diameter side and moved inward in the radial direction, the sixteen first and second straight portions 221a, 222a, 221b, and 222b are inserted. Are aligned in a row. Therefore, in each slot 13, as shown in FIG. 25, the 16 first and second straight portions 221a, 222a, 221b, and 222b are arranged so that the long side of the rectangular cross section faces the circumferential direction in the radial direction. Are stored in a line in a row.
- FIGS. 26 is an end view showing the terminal position of the stator winding in the rotary electric machine according to Embodiment 1 of the present invention
- FIG. 27 is a U-phase winding of the stator winding in the rotary electric machine according to Embodiment 1 of the present invention
- FIG. 28 is a schematic diagram for explaining a method of connecting the V-phase windings of the stator winding in the rotary electric machine according to Embodiment 1 of the present invention.
- FIG. 29 is a diagram for explaining the implementation of the present invention.
- FIG. 30 is a schematic diagram for explaining a method of connecting the W-phase windings of the stator winding in the rotating electrical machine according to the first embodiment, and FIG. 30 is welded except for the power feeding portion of the winding assembly in the rotating electrical machine according to the first embodiment of the present invention. It is a perspective view which shows the state which carried out.
- FIG. 26 shows the terminal position of the two-lane winding body 22 attached to the stator core 11.
- 1, 4, 7... 42 are slot numbers assigned to the slots 13 in order in the circumferential direction.
- U11-1a, U11-2a,... U18-2a and U11-1b, U11-2b,... U18-2b, the first and second straight portions 221a, 222a, 221b, 222b have slot numbers (1 + 6n) ( (Where n is a natural number including 0) the winding ends of the two-lane winding body 22 constituting the U-phase winding mounted in the group of slots 13 and U21-1a, U21-2a,...
- the first and second straight portions 221a, 222a, 221b, 222b have a slot number (2 + 6n) (where n is a natural number including 0). This is the winding end of the two-lane winding body 22 constituting the U-phase winding mounted in the group.
- the 2-lane winding body 22 mounted on the group of slots 13 with slot numbers (9 + 6n) and the group of slots 13 with slot numbers (10 + 6n) constitutes a V-phase winding.
- Two-lane winding bodies 22 mounted on the group of slots 13 with slot number (5 + 6n) and the group of slots 13 with slot number (6 + 6n) constitute a W-phase winding.
- V11-1a, V11-2a, V11-1b, V11-2b, V21-1a, V21-2a, and the like are used as winding ends of the two-lane winding body 22 constituting the V-phase winding.
- V21-1b and V21-2b are shown, and W11-1a, W11-2a, W11-1b, W11-2b, W21-1a, and the winding ends of the two-lane winding body 22 constituting the W-phase winding are shown. Only W21-2a, W21-1b, and W21-2b are shown.
- U11-1a and U22-2a are the feeding end and neutral point of the U-phase first winding.
- U23-2a and U12-1a are the feeding end and neutral point of the U-phase second winding.
- U-phase winding in which U22-2a and U12-1a are connected and U-phase first and second windings in which 16 first and second winding bodies 221 and 222 are connected in series are connected in parallel. Is obtained.
- U11-1a and U23-2a serve as power supply ends of the U-phase winding.
- V11-1a and V22-2a are the feeding end and neutral point of the V-phase first winding.
- V21-2a and V18-1a are the feeding end and neutral point of the V-phase second winding.
- V22-2a and V18-1a are connected, and V-phase first and second windings in which 16 first and second winding bodies 221 and 222 are connected in series are connected in parallel. Is obtained. V11-1a and V21-2a serve as the power feeding ends of the V-phase winding.
- W11-1a and W22-2a are the feeding end and neutral point of the W-phase first winding.
- W23-2a and W12-1a are the feeding end and neutral point of the W-phase second winding.
- the connecting portions of the winding ends are arranged on the inner diameter side and outer diameter side of the winding assembly 21 at a one-slot pitch in the circumferential direction.
- a winding end group 70 consisting of neutral points of W22-2a is arranged at a one-slot pitch in the circumferential direction on the outer diameter side of the winding assembly 21.
- the first and second winding bodies 221 and 222 are formed in a spiral shape by winding the conductor wire four times.
- the first and second linear portions 221a, 221b, 222a, and 222b are arranged so that the respective winding portions of the first winding body 221 and the respective winding portions of the second winding body 222 are in contact with each other or close to each other.
- the two-lane winding body 22 is assembled by assembling the first and second winding bodies 221 and 222 in the arrangement direction.
- the first and second coil ends 221c, 222c, 221d, 222d are arranged in the arrangement direction (radial direction) by the first and second top portions 221e, 222e, 221f, 222f.
- the two lane windings 22 can be arranged in the circumferential direction at a one-slot pitch without interference because the two conductor wires are displaced by a radial dimension (2 ⁇ d). Assembling property of the winding assembly 21 is improved.
- the amount of displacement (2 ⁇ d) in the radial direction at the first and second top portions 221e, 222e, 221f, and 222f of the first and second winding bodies 221 and 222 is stored in the slot 13. It is smaller than the sum (8 ⁇ d) of the radial dimensions of the first and second linear portions 221a, 222a, 221b, 222b constituting the two-lane winding body 22.
- the radial and axial dimensions of the coil end group can be reduced, and the rotating electrical machine 100 can be downsized.
- the tops located at both axial ends of the turtle shell coil are formed in a crank shape that is displaced by the width dimension in the arrangement direction of the conductor wires constituting the turtle shell coil. If the number of turns is the same as that of the two-lane winding body 22, the amount of radial displacement at the top is 8 ⁇ d. Therefore, in patent document 1, it turns out that the dimension of the radial direction of a coil end group and an axial direction becomes large, and brings about the enlargement of a rotary electric machine.
- the configuration of the feeding portion is configured in a rotating electrical machine having dimensional restrictions on the inner diameter side. It becomes simple.
- the winding ends 221g and 222h of the first winding body 221 extend to the inner side in the circumferential direction of the first winding body 221 after coming out from the slot 13 to one side in the axial direction. Further, the winding ends 222g and 222h of the second winding body 222 are configured to extend outward in the circumferential direction of the second winding body 222 after exiting from the slot 13 to one side in the axial direction. . Further, the first winding of the different two-lane winding body 22 in which the ends of the winding ends 222g and 222h of the second winding body 222 of the two-lane winding body 22 are located in the extending direction of the winding ends 222g and 222h.
- the ends of the wire ends 221g and 222h of the wire 221 are configured to overlap in the radial direction. Therefore, when the two-lane winding bodies 22 are arranged at a one-slot pitch in the circumferential direction, as shown in FIG. 22, the winding ends 221g, 222g, 221h of the first and second winding bodies 221, 222 are shown. , 222h are overlapped in the radial direction without interfering with each other, so that the winding ends of the winding assembly 21 can be easily joined together, and the joining portion can be downsized.
- the winding end group 70 including the feeding end and the neutral point is gathered on the outer diameter side of the winding assembly 21, but the first and second winding bodies 221 and 222 By changing the connection method, the winding end group 70 including the feeding end and the neutral point may be collected on the inner diameter side of the winding assembly 21. In this case, in the rotating electrical machine having dimensional restrictions on the outer diameter side, the configuration of the power feeding unit is simplified.
- FIG. FIG. 31 is a development in which three two-lane winding bodies in a rotating electrical machine according to Embodiment 2 of the present invention are continuously mounted in the same slot group of the stator core in the circumferential direction as viewed from one end side in the axial direction.
- FIG. 31 for convenience, the coil ends are shown linearly, the first coil ends are shown as solid lines, and the second coil ends are shown as dotted lines. Further, the radial positions of the first and second linear portions housed in a row in the slot are defined as the first layer, the second layer, the third layer,.
- each of the two-lane winding body 22A is formed by winding a rectangular cross-section conductor wire four times in a spiral shape to form a cylindrical coil body, and then forming the coil body into a substantially hexagonal shape by a coil molding machine.
- the first winding body 221A and the second winding body 222A manufactured as described above are provided.
- the first winding body 221A includes four first straight portions 221a housed in the second layer, the fourth layer, the tenth layer, and the twelfth layer of the slot 13 on one side of the six consecutive teeth 12b. , Four second straight portions 221b housed in the sixth layer, the eighth layer, the fourteenth layer, and the sixteenth layer of the slot 13 on the other side of the six consecutive teeth 12b, and the first and second straight lines First and second coil ends 221c and 221d for alternately connecting one end and the other end in the length direction between the rows of the portions 221a and 221b are provided.
- the first and second straight portions 221a and 221b are accommodated in the slot 13 with the long side of the rectangular cross section facing in the circumferential direction.
- Winding ends 221h (not shown) extending substantially parallel to the center of the first and second linear portions 221a and 221b and extending outward in the longitudinal direction of the first and second linear portions 221a and 221b.
- a winding end 221g (illustrated) extending substantially parallel to the portion to the center between the rows of the first and second straight portions 221a and 221b and then extending outward in the length direction of the first and second straight portions 221a and 221b. Includes a not), the.
- Each of the four first coil ends 221c is displaced by a distance 4 ⁇ d radially outward at a first top 221e (not shown). Then, one second coil end 221d is displaced radially inward by a second top 221f (not shown) by a distance 2 ⁇ d, and the two second coil ends 221d are moved to the second top 221f ( (Not shown) is displaced radially outward by a distance of 2 ⁇ d.
- the second winding body 222A includes four first straight portions 222a housed in the first layer, the third layer, the ninth layer, and the eleventh layer of the slot 13 on one side of the six consecutive teeth 12b. , Four second straight portions 222b housed in the fifth layer, the seventh layer, the thirteenth layer, and the fifteenth layer of the slot 13 on the other side of the six teeth 12b, and the first and second straight lines First and second coil ends 222c and 222d for alternately connecting one end and the other end in the length direction between the rows of the portions 222a and 222b are provided. The first and second straight portions 222a and 222b are stored in the slot 13 with the long side of the rectangular cross section facing in the circumferential direction.
- the second coil end 222d is inclined from the other end of the first linear portion 222a located in the first layer of the slot 13 on the one side in a direction opposite to the second coil end 222d and on the second linear portion 222b side of the second coil end 222d.
- a winding end 222h (not shown) extending substantially the same length as the inclined portion in parallel with the portion and then extending outward in the length direction of the first and second straight portions 222a and 222b, and a slot on the other side From the other end of the second straight line portion 222b located in the 13th fifteenth layer, in a direction opposite to the second coil end 222d and substantially parallel to the inclined portion of the second coil end 222d on the first straight line portion 222a side
- a winding end 222g (not shown) extending substantially the same length as the inclined portion and then extending outward in the length direction of the first and second linear portions 222a and 222b is provided.
- the four first coil ends 222c are respectively displaced by a distance 4 ⁇ d radially outward at a first top portion 222e (not shown). Then, one second coil end 222d is displaced radially inward by a second top portion 222f (not shown) by a distance 2 ⁇ d, and the two second coil ends 222d are moved to the second top portion 222f ( (Not shown) is displaced radially outward by a distance of 2 ⁇ d.
- the first winding body 221A and the second winding body 222A manufactured in this way are incorporated into the first winding body 221A while rotating the second winding body 222A, similarly to the first embodiment, and the two lanes.
- Winding body 22A is assembled.
- the first and second straight portions 221a and 221b, the first and second coil ends 221c and 221d, and the first and second coil ends 221A of the first winding body 221A And the first and second straight ends 222a and 222b, the first and second coil ends 222c and 222d, and the first and second top portions of the second winding body 222A.
- Each of the surrounding portions constituted by 222e and 222f is overlapped in the arrangement direction (in the radial direction) of the first and second linear portions 221a, 221b, 222a, and 222b so as to be in contact with each other or close to each other.
- the first and second winding bodies 221A and 222A are formed in a spiral shape by winding a conductor wire four times.
- the first and second linear portions 221a, 221b, 222a, and 222b are arranged so that the respective winding portions of the first winding body 221A and the respective winding portions of the second winding body 222A are in contact with each other or close to each other.
- the two-lane winding body 22A is assembled by assembling the first and second winding bodies 221A and 222A.
- the first and second winding bodies 221A and 222A have a first and second coil ends 221c, 222c, 221d, and 222d that are 4 ⁇ d in the radial direction by the first and second top portions 221e, 222e, 221f, and 222f.
- the two-lane winding body 22A can be arranged in the circumferential direction at a one-slot pitch without interference, and the assembly of the winding assembly is improved.
- FIG. 32 is a developed view, as viewed from one end side in the axial direction, in a state where three winding bodies in the rotary electric machine according to Embodiment 3 of the present invention are continuously mounted in the same slot group of the stator core in the circumferential direction. is there.
- the coil end is shown linearly, the first coil end is shown by a solid line, and the second coil end is shown by a dotted line.
- the radial positions of the first and second linear portions housed in a row in the slot are defined as the first layer, the second layer, the third layer,.
- each of the two-lane winding bodies 22B is formed by winding a rectangular cross-section conductor wire four times in a spiral shape to form a cylindrical coil body, and then forming the coil body into a substantially hexagonal shape by a coil molding machine.
- the first winding body 221B and the second winding body 222B manufactured as described above are provided.
- the first winding body 221B includes four first straight portions 221a housed in the second layer, the fourth layer, the tenth layer, and the fourteenth layer of the slot 13 on one side of the six teeth 12b. , Four second straight portions 221b housed in the sixth layer, the eighth layer, the twelfth layer, and the sixteenth layer of the slot 13 on the other side of the six teeth 12b, and the first and second straight lines First and second coil ends 221c and 221d for alternately connecting one end and the other end in the length direction between the rows of the portions 221a and 221b are provided.
- the first and second straight portions 221a and 221b are accommodated in the slot 13 with the long side of the rectangular cross section facing in the circumferential direction.
- Winding ends 221h (not shown) extending substantially parallel to the center of the first and second linear portions 221a and 221b and extending outward in the longitudinal direction of the first and second linear portions 221a and 221b.
- a winding end 221g (illustrated) extending substantially parallel to the portion to the center between the rows of the first and second straight portions 221a and 221b and then extending outward in the length direction of the first and second straight portions 221a and 221b. Includes a not), the.
- the two first coil ends 221c are each displaced by a distance 4 ⁇ d radially outward at a first top 221e (not shown), and the other two first coil ends 221c are respectively One top portion 221e (not shown) is displaced radially outward by a distance of 2 ⁇ d. Then, one second coil end 221d is displaced radially inward by a second top 221f (not shown) by a distance 2 ⁇ d, and the two second coil ends 221d are moved to the second top 221f ( (Not shown) is displaced radially outward by a distance of 2 ⁇ d.
- the second winding body 222B includes four first straight portions 222a housed in the first layer, the third layer, the ninth layer, and the thirteenth layer of the slot 13 on one side of the six teeth 12b. , Four second straight portions 222b housed in the fifth layer, the seventh layer, the eleventh layer, and the fifteenth layer of the slot 13 on the other side of the six teeth 12b, and the first and second straight lines First and second coil ends 222c and 222d for alternately connecting one end and the other end in the length direction between the rows of the portions 222a and 222b are provided. The first and second straight portions 222a and 222b are stored in the slot 13 with the long side of the rectangular cross section facing in the circumferential direction.
- the second coil end 222d is inclined from the other end of the first linear portion 222a located in the first layer of the slot 13 on the one side in a direction opposite to the second coil end 222d and on the second linear portion 222b side of the second coil end 222d.
- a winding end 222h (not shown) extending substantially the same length as the inclined portion in parallel with the portion and then extending outward in the length direction of the first and second straight portions 222a and 222b, and a slot on the other side From the other end of the second straight line portion 222b located in the 13th fifteenth layer, in a direction opposite to the second coil end 222d and substantially parallel to the inclined portion of the second coil end 222d on the first straight line portion 222a side
- a winding end 222g (not shown) extending substantially the same length as the inclined portion and then extending outward in the length direction of the first and second linear portions 222a and 222b is provided.
- the two first coil ends 222c are respectively displaced radially outward by a distance 4 ⁇ d at a first top portion 222e (not shown), and the other two first coil ends 222c are respectively One top portion 222e (not shown) is displaced radially outward by a distance of 2 ⁇ d. Then, one second coil end 222d is displaced radially inward by a second top portion 222f (not shown) by a distance 2 ⁇ d, and the two second coil ends 222d are moved to the second top portion 222f ( (Not shown) is displaced radially outward by a distance of 2 ⁇ d.
- the first winding body 221B and the second winding body 222B manufactured in this way are incorporated into the first winding body 221B while rotating the second winding body 222B, as in the first embodiment, and the two lanes.
- Winding body 22B is assembled.
- Each of the surrounding portions constituted by 222e and 222f is overlapped in the arrangement direction (in the radial direction) of the first and second linear portions 221a, 221b, 222a, and 222b so as to be in contact with each other or close to each other.
- the first and second winding bodies 221B and 222B are formed in a spiral shape by winding the conductor wire four times.
- the first and second linear portions 221a, 221b, 222a, and 222b are arranged so that the respective winding portions of the first winding body 221B and the respective winding portions of the second winding body 222B are in contact with each other or close to each other.
- the two-lane winding body 22B is assembled by assembling the first and second winding bodies 221B and 222B.
- the first and second winding bodies 221B and 222B have the first and second coil ends 221c, 222c, 221d, and 222d 4 ⁇ d in the radial direction by the first and second top portions 221e, 222e, 221f, and 222f.
- the two-lane winding body 22B can be arranged in the circumferential direction at a one-slot pitch without interference, and the assembly of the winding assembly is improved.
- one two-lane winding body in which the amount of displacement in the radial direction at the first and second top portions 221e, 222e, 221f, and 222f of the first and second winding bodies 221B and 222B is stored in the slot 13 This is smaller than the sum (8 ⁇ d) of the radial dimensions of the first and second straight portions 221a, 222a, 221b, and 222b constituting 22B. Therefore, the radial and axial dimensions of the coil end group can be reduced, and the rotating electrical machine can be downsized.
- the amount of radial displacement at the first and second apexes is 2 ⁇ d or 4 ⁇ d, but the radial and axial dimensions of the coil end group can be reduced. From the viewpoint, the amount of radial displacement at the first and second tops should be smaller than the sum of the radial dimensions of the first and second linear portions constituting one two-lane winding body housed in the slot. That's fine.
- the radial displacement amount at each apex is approximately a Xd (where a is a natural number of 2 or more and 2 (m-1) or less, and d is the radial thickness of the straight portion).
- the stator is used.
- the armature is not limited to the stator, and when the rotor is a wound rotor, the present application is applied to the rotor. The same effect can be obtained.
- an 8-pole 48-slot rotary electric machine has been described. Needless to say, the number of poles and the number of slots are not limited to 8-pole 48-slots. Further, the number of slots is assumed to be formed at a rate of 2 per phase per pole, but the number of slots per phase per pole is not limited to 2, and may be 1 or 3 or more.
- the interval between the rows of the first and second linear portions of the winding body is described as a 6-slot angular interval (one magnetic pole pitch).
- the interval between the rows of the two linear portions is not limited to one magnetic pole pitch.
- the rotating electric machine such as an electric motor or a generator
- a linear motion machine such as a linear motor
- the armature core of the linear motion machine is produced, for example, in the shape of a long flat plate, and the slots are respectively formed on the one surface side of the armature core and are formed at an equal pitch in the length direction.
- the armature of the linear motion machine is configured, for example, by arranging two-lane winding bodies in slot pairs separated by one magnetic pole pitch and arranging them in the slot arrangement direction at one slot pitch.
- the slot arrangement direction and the slot depth direction in the linear motion machine correspond to the circumferential direction and radial direction in the rotating electrical machine.
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Abstract
Description
図1はこの発明の実施の形態1に係る回転電機を示す片側断面図、図2はこの発明の実施の形態1に係る回転電機の要部を示す斜視図、図3はこの発明の実施の形態1に係る回転電機に適用される固定子を示す斜視図、図4はこの発明の実施の形態1に係る回転電機に適用される固定子鉄心を構成する鉄心ブロックを示す斜視図、図5はこの発明の実施の形態1に係る回転電機に適用される固定子巻線を構成する巻線アッセンブリを示す斜視図、図6はこの発明の実施の形態1に係る回転電機における巻線アッセンブリを構成する2レーン巻線体を示す斜視図、図7はこの発明の実施の形態1に係る回転電機における巻線アッセンブリを構成する2レーン巻線体を示す正面図、図8はこの発明の実施の形態1に係る回転電機における巻線アッセンブリを構成する2レーン巻線体を示す平面図、図9はこの発明の実施の形態1に係る回転電機における2レーン巻線体を構成する第1巻線体を示す斜視図、図10はこの発明の実施の形態1に係る回転電機における2レーン巻線体を構成する第1巻線体を示す正面図、図11はこの発明の実施の形態1に係る回転電機における2レーン巻線体を構成する第1巻線体を示す平面図、図12はこの発明の実施の形態1に係る回転電機における2レーン巻線体を構成する第2巻線体を示す斜視図、図13はこの発明の実施の形態1に係る回転電機における2レーン巻線体を構成する第2巻線体を示す正面図、図14はこの発明の実施の形態1に係る回転電機における2レーン巻線体を構成する第2巻線体を示す平面図、図15はこの発明の実施の形態1に係る2レーン巻線体の組み立て方法を説明する図、図16はこの発明の実施の形態1に係る2レーン巻線体の製造方法を説明する図、図17はこの発明の実施の形態1に係る2レーン巻体線の他の製造方法を説明する図である。
図31はこの発明の実施の形態2に係る回転電機における3つの2レーン巻線体が固定子鉄心の同一スロット群に周方向に連続して装着された状態を軸方向一端側から見た展開図である。なお、図31では、便宜上、コイルエンドを直線的に示し、第1コイルエンドを実線で示し、第2コイルエンドを点線で示している。また、スロットに1列に収納されている第1および第2直線部の径方向位置を、スロット開口側から第1層、第2層、第3層・・・第16層とする。
図32はこの発明の実施の形態3に係る回転電機における3つの巻線体が固定子鉄心の同一スロット群に周方向に連続して装着された状態を軸方向一端側から見た展開図である。なお、図32では、便宜上、コイルエンドを直線的に示し、第1コイルエンドを実線で示し、第2コイルエンドを点線で示している。また、スロットに1列に収納されている第1および第2直線部の径方向位置を、スロット開口側から第1層、第2層、第3層・・・第16層とする。
また、上記各実施の形態では、8極48スロットの回転電機について説明しているが、極数およびスロット数は、8極48スロットに限定されないことは言うまでもないことである。また、スロット数が毎極毎相当たり2の割合で形成されているものとしているが、毎極毎相当たりのスロット数は2に限定されず、1でもよく、3以上でもよい。
さらに、上記各実施の形態では、巻線体の第1および第2直線部の列間の間隔を6スロット角度間隔(1磁極ピッチ)として説明しているが、巻線体の第1および第2直線部の列間の間隔は1磁極ピッチに限定されない。
Claims (6)
- 電機子巻線が円環状の電機子鉄心に装着されて構成される電機子を有する回転電機において、
第1巻線体と第2巻線体が、それぞれ、絶縁被覆された、かつ接続部のない連続した導体線をm回(但し、mは2以上の自然数)巻き回して、直線部の端部間をコイルエンドで連結する螺旋状に構成され、
2レーン巻線体が、上記第1巻線体の周回部を構成する上記直線部および上記コイルエンドが上記第2巻線体の対応する周回部を構成する上記直線部および上記コイルエンドと径方向に重なるように、上記第1巻線体と上記第2巻線体とを組み付けて構成され、
上記電機子巻線が、上記2レーン巻線体を上記電機子鉄心の所定スロット数離れたスロット対のそれぞれに装着して構成され、
上記コイルエンドは、連結する上記直線部間の略中央部に、径方向に所定量変位する頂部を有し、
上記頂部での径方向の変位量が、略a×d(但し、aは2以上、かつ2×(m-1)以下の自然数、dは上記スロット内に収納された上記直線部の径方向厚み)であり、上記スロット内には4×m本の2つの上記2レーン巻線体の直線部が径方向に1列に並んで収納されていることを特徴とする回転電機。 - 上記第1巻線体の巻線端が、それぞれ、上記スロットから軸方向一側に出た後、上記第1巻線体の周方向内側に伸長し、上記第2巻線体の巻線端が、それぞれ、上記スロットから軸方向一側に出た後、上記第2巻線体の周方向外側に伸長するように構成され、
上記2レーン巻線体の上記第2巻線体の巻線端の端部が、該巻線端の伸長方向に位置する異なる上記2レーン巻線体の上記第1巻線体の上記巻線端の端部に径方向に重なり合うように構成されていることを特徴とする請求項1に記載の回転電機 - 上記第1巻線体および上記第2巻線体の巻線端の接続が、上記電機子巻線の外径側および内径側で完結されていることを特徴とする請求項2記載の回転電機。
- 上記電機子巻線の給電部および中性点を構成する複数の端子が、それぞれ上記電機子巻線の外径側、又は内径側から軸方向一側に突き出て、周方向に1列に配列されていることを特徴とする請求項1から請求項3のいずれか1項に記載の2記載の回転電機。
- 請求項1から請求項4のいずれか1項に記載の回転電機の電機子の製造方法であって、
2本の上記導体線を重ねて合わせて同時に曲げ成形し、上記第1巻線体と上記第2巻線体とが組み付けられた上記2レーン巻線体を作製することを特徴とする電機子の製造方法。 - 請求項1から請求項4のいずれか1項に記載の回転電機の電機子の製造方法であって、
上記第1巻線体と上記第2巻線体とを別々に作製する工程と、
上記第2巻線体の上記直線部の配列方向の一端に位置する周回部を、上記第1巻線体の上記直線部の配列方向の他端に位置する2つの周回部間に挿入し、その後上記第2巻線体を回転させて、上記第2巻線体を上記第1巻線体内に組み入れる工程と、を備えていることを特徴とする電機子の製造方法。
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US14/759,561 US10170950B2 (en) | 2013-01-09 | 2013-01-09 | Rotary electric machine and method for manufacturing an armature that is used in the rotary electric machine |
CN201380069918.5A CN104904098B (zh) | 2013-01-09 | 2013-01-09 | 旋转电机及旋转电机所使用的电枢的制造方法 |
DE112013006383.2T DE112013006383B4 (de) | 2013-01-09 | 2013-01-09 | Drehende elektrische Maschine und Verfahren zum Herstellen eines Ankers, der in der drehenden elektrischen Maschine verwendet wird |
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PCT/JP2013/050198 WO2014109015A1 (ja) | 2013-01-09 | 2013-01-09 | 回転電機および回転電機に用いられる電機子の製造方法 |
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US (1) | US10170950B2 (ja) |
JP (1) | JP5888714B2 (ja) |
CN (1) | CN104904098B (ja) |
DE (1) | DE112013006383B4 (ja) |
WO (1) | WO2014109015A1 (ja) |
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CN109155559B (zh) * | 2016-06-30 | 2020-06-16 | 日立汽车系统株式会社 | 旋转电机的定子和具有其的旋转电机 |
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DE102018201345A1 (de) * | 2018-01-30 | 2019-08-01 | Siemens Aktiengesellschaft | Aktivteil für eine elektrische Maschine umfassend eine Spule mit vorgefertigten Aufsteckelementen und Verbindungselementen, elektrische Maschine sowie Herstellungsverfahren |
JP6629366B2 (ja) * | 2018-02-23 | 2020-01-15 | 本田技研工業株式会社 | 集合装置 |
CN110784041B (zh) * | 2018-07-29 | 2022-01-07 | 比亚迪股份有限公司 | 定子组件及具有该定子组件的电机 |
TWI664793B (zh) * | 2018-10-09 | 2019-07-01 | 台達電子工業股份有限公司 | 馬達定子及其形成方法 |
DE102020103165A1 (de) | 2019-05-16 | 2020-11-19 | Schaeffler Technologies AG & Co. KG | Stator für eine elektrische Maschine mit bandförmiger Wicklungseinheit für eine Statorwicklung und Verfahren zu dessen Herstellung |
DE102019124162A1 (de) * | 2019-09-09 | 2021-03-11 | Schaeffler Technologies AG & Co. KG | Bandförmige Wicklungseinheit für eine Statorwicklung und Verfahren zur Herstellung einer bandförmigen Wicklungseinheit |
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- 2013-01-09 WO PCT/JP2013/050198 patent/WO2014109015A1/ja active Application Filing
- 2013-01-09 DE DE112013006383.2T patent/DE112013006383B4/de active Active
- 2013-01-09 US US14/759,561 patent/US10170950B2/en active Active
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Also Published As
Publication number | Publication date |
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DE112013006383B4 (de) | 2024-09-26 |
CN104904098A (zh) | 2015-09-09 |
JPWO2014109015A1 (ja) | 2017-01-19 |
JP5888714B2 (ja) | 2016-03-22 |
DE112013006383T5 (de) | 2015-09-17 |
US20150349597A1 (en) | 2015-12-03 |
US10170950B2 (en) | 2019-01-01 |
CN104904098B (zh) | 2017-08-11 |
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