WO2016162920A1 - 回転電機 - Google Patents
回転電機 Download PDFInfo
- Publication number
- WO2016162920A1 WO2016162920A1 PCT/JP2015/060733 JP2015060733W WO2016162920A1 WO 2016162920 A1 WO2016162920 A1 WO 2016162920A1 JP 2015060733 W JP2015060733 W JP 2015060733W WO 2016162920 A1 WO2016162920 A1 WO 2016162920A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- stator
- bus bar
- holder
- connection member
- rotating electrical
- Prior art date
Links
Images
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
- 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
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
-
- 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
- H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- 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
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
-
- 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
- H02K2203/09—Machines characterised by wiring elements other than wires, e.g. bus rings, for connecting the winding terminations
Definitions
- the present invention relates to a rotating electrical machine, and more particularly, to a rotating electrical machine provided with a connecting member for connecting coils to each other.
- a rotating electric machine used in a hybrid car is, for example, a rotor having a large number of magnetic poles on an outer peripheral portion, a stator core having an inner peripheral portion facing the outer peripheral portion of the rotor via a gap, and a large number mounted on the stator core.
- These coils are connected to each other by a ring-shaped connecting member attached to the axial end of the stator core, and are connected to an external power supply conductor via this connecting member.
- connection member having a ring-shaped insulating holder having a flat bottom surface and a plurality of arc-shaped bus bars having the same width arranged so that the thickness direction is the radial direction of the insulating holder is proposed.
- Patent Document 1 and Patent Document 2 Since these conventional connecting members are configured to be relatively compact, they can contribute to a reduction in the thickness of the rotating electrical machine.
- the rotating electrical machine used in the hybrid car is disposed in a flat and narrow space between the engine and the transmission, but the housing for housing the rotating electrical machine disposed in the space has a relationship with the die-cutting.
- the shape is a truncated cone gradually narrowing toward the transmission side. Therefore, the outer diameter of the connecting member mounted on the transmission-side axial end portion of the rotating electrical machine housed in the housing is regulated by the small inner diameter inside the conical shape of the truncated cone-shaped housing. Become.
- the conventional connecting member a plurality of bus bars having the same width are arranged at intervals in the radial direction of the insulating holder. Therefore, when the outer diameter of the connecting member is limited by the inner diameter of the housing, Thickness cannot be increased, therefore, it is necessary to increase the width of the bus bar in order to ensure the cross-sectional area of the bus bar, and as a result, the axial length of the connecting member must be increased. As a problem, the axial length of the rotating electrical machine is increased.
- the present invention has been made to solve the above-mentioned problems in conventional rotating electrical machines, and can be adapted without increasing the axial length even when arranged in a narrow space such as a hybrid car.
- An object is to provide a rotating electrical machine.
- the rotating electrical machine is: A stator having an annularly configured yoke portion and a plurality of teeth portions extending radially inward of the yoke portion from the yoke portion, and having a stator core containing a rotor in the inner space portion; A plurality of coils mounted on the plurality of teeth, An annular connection member that is disposed at at least one axial end of the stator core and connects the plurality of coils to each other to form a predetermined stator coil; A rotating electric machine with The axial end surface of the connection member on the side opposite to the stator is configured such that the position of the connection member in the axial direction is different between a plurality of positions in the radial direction of the connection member. It is characterized by that.
- the axial end surface of the connecting member on the side opposite to the stator is different in the axial position of the connecting member between a plurality of different positions in the radial direction of the connecting member. Since it is comprised, even if it arrange
- FIG. 3 is a plan view schematically showing the structure of the connecting member according to Embodiment 1 of the present invention and the stator of the rotating electrical machine including the connecting member.
- FIG. 2 is a cross-sectional view schematically showing a cross section taken along line DD in FIG. 1. It is sectional drawing which shows typically the structure of the connection member by Embodiment 2 of this invention, and the stator of the rotary electric machine provided with the connection member. It is sectional drawing which shows typically the structure of the stator of the rotary electric machine provided with the connection member by Embodiment 3 of this invention, and the connection member. It is sectional drawing which shows typically the structure of the connecting member by Embodiment 4 of this invention, and the stator of the rotary electric machine provided with the connecting member. It is explanatory drawing which shows arrangement
- FIG. 1A is a plan view schematically showing a connection member according to Embodiment 1 of the present invention and the structure of a stator of a rotating electrical machine provided with the connection member
- FIG. 1B is a cross section taken along line DD of FIG. 1A. It is sectional drawing which shows this typically.
- a stator 1 of a rotating electrical machine used in a hybrid car includes a stator core 2, a bobbin 3, a coil 4, and a connection member 100.
- the stator core 2 is formed by a plurality of core pieces divided in the circumferential direction.
- Each core piece includes a yoke portion 21 and a teeth portion 22 protruding from the yoke portion 21 toward the center portion of the stator 1.
- the teeth 22 of each core piece are arranged at equal intervals around the axis X of the stator 1.
- the yoke part 21 of each core piece is in contact with each other in the circumferential direction of the stator 1 and the yoke part 21 of the adjacent core piece to constitute a yoke of the cylindrical stator 1.
- the tip of the tooth portion 22 of each core piece faces the outer peripheral surface of a rotor (not shown) having a plurality of rotor magnetic poles on the outer peripheral portion with a predetermined gap.
- the cylindrically configured stator 1 is press-fitted into the inner peripheral portion of the cylindrical frame 6 and fixed to the frame 6.
- the insulator bobbin 3 is attached to the teeth portion 22 of each core piece.
- the coil 4 is wound around the tooth portion 22 of each core piece via the bobbin 3.
- the ring-shaped connecting member 100 is attached to one end of the stator 1 in the axial direction outside the stator 1 in the radial direction with respect to the coil 4, and is a coil terminal led out from each coil 4 as will be described later. 41 are connected to each other to form, for example, a three-phase Y-connected stator coil.
- the connecting member 100 includes an insulating holder 10 made of resin.
- the insulating holder 10 includes a first holder portion 11 located on the outermost side in the radial direction, a second holder portion 12 in contact with the inner side in the radial direction of the first holder portion 11, and the radial direction of the second holder portion 12.
- the third holder part 13 is in contact with the inner side
- the fourth holder part 14 is in contact with the inner side in the radial direction of the third holder part 13. Therefore, the first holder portion 11 has the largest diameter, and the second holder portion 12, the third holder portion 13, and the fourth holder portion 14 are formed so that the diameters are sequentially reduced.
- the insulating holder 10 of the connection member 100 has one end surface in the axial direction on the stator side of the third holder portion 13 that contacts one end surface in the axial direction of the yoke portion 21 of the stator core 2.
- the second holder part 12 is arranged closer to the stator side in the axial direction of the stator 1 than the third holder part 13, and the first holder part 11 is located more than the second holder part 12.
- the fourth holder portion 14 is disposed closer to the stator 1 in the axial direction of the stator 1 than the third holder portion 13.
- the first holder part 11, the second holder part 12, and the third holder part 13 have substantially the same width, that is, the axial length.
- the fourth holder portion 14 is formed to be slightly shorter than the width of the first to third holder portions 11 to 13, and the axial end on the anti-stator side is the anti-stator side of the third holder portion 13. It is comprised so that the axial direction edge part and the same surface may be made.
- the first to fourth holder portions 11 to 14 are, for example, integrally injection-molded and fixed integrally with each other.
- the axial end surface that is, the bottom surface on the stator 1 side is not formed in the same plane, but is formed in a step shape, and the axial end surface on the anti-stator side Are not formed in the same plane but in a stepped shape.
- U as a first bus bar is disposed such that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- Phase bus bar 5a is embedded.
- V as a second bus bar is disposed such that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- Phase bus bar 5b is embedded.
- W as a third bus bar arranged so that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- a phase bus bar 5c is embedded. Inside the fourth holder portion 14 is a fourth bus bar arranged in such a manner that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- An N-phase bus bar 5d which is a sex wire, is embedded.
- N-phase bus bar 5d is a neutral wire of the Y-connected stator coil.
- the U-phase bus bar 5a as the first bus bar, the V-phase bus bar 5b as the second bus bar, and the W-phase bus bar 5c as the third bus bar are formed to have substantially the same width and thickness. Yes.
- the thickness of the N-phase bus bar 5d as the fourth bus bar is substantially the same as the thickness of these bus bars 5a to 5c, but the width is set slightly smaller than the width of the bus bars 5a to 5c.
- the coil terminal 41 derived from each coil 4 is selectively connected to the U-phase bus bar 5a, the V-phase bus bar 5b, the W-phase bus bar 5c, and the N-phase bus bar 5d of the connection member 100 so as to form, for example, a three-phase Y connection.
- the U-phase bus bar 5a, V-phase bus bar 5b, and W-phase bus bar 5c are connected to the external U-phase power supply terminal 7a, V-phase power supply terminal 7b, and W-phase power supply terminal 7c, respectively.
- the coils 4 are connected to each other as described above by the connecting member 100 attached to one axial end portion of the stator 1.
- a predetermined stator coil such as a three-phase Y connection is formed.
- the insulating holder 10 in the connection member 100 according to Embodiment 1 of the present invention includes a first holder part 11, a second holder part 12, a third holder part 13, and a fourth holder part 14, Their diameters are sequentially reduced in order from the first holder part 11 to the fourth holder part 14, and the axial end surface on the stator side is sequentially in order from the first holder part 11 to the fourth holder part 14. And the end face in the axial direction on the anti-stator side is sequentially shifted from the first holder portion 11 to the third holder portion 13 in the order of the anti-stator side. It is configured.
- the axial end surfaces of the third holder portion 13 and the fourth holder portion 14 on the side opposite to the stator are formed in substantially the same plane.
- the connecting member 100 According to the connecting member 100 according to the first embodiment of the present invention configured as described above, the axial end surface on the stator side of the insulating holder 10 is recessed in a stepped manner on the side opposite to the stator toward the inner diameter side of the insulating holder 10. Therefore, the connecting member 100 can be disposed on the stator 1 so as to cover the axial end of the stator 1 in the axial direction, and as a result, the axial length of the rotating electrical machine can be shortened. Is possible.
- the end surface on the side opposite to the stator of the insulating holder 10 is macroscopic. It is part of a conical shape that protrudes from the outside in the radial direction toward the inside of the stator, and fits the inside of the housing that has a conical shape with a smaller inner diameter, like a hybrid car, and houses the rotating electrical machine. It becomes possible to do.
- the shape of the housing that houses the rotating electrical machine disposed in the space between the engine and the transmission of the hybrid car can be made smaller than in the conventional case.
- FIG. 5A is an explanatory diagram showing the arrangement of a conventional rotating electric machine
- FIG. 5B is an explanatory diagram showing the arrangement of the rotating electric machine according to the present invention.
- the housing 80 provided between the housing 60 and the housing 60 is made of aluminum and has an inner diameter that gradually decreases from the opening on the engine 50 side toward the bottom on the transmission 60 side due to the draft angle of the mold.
- the bottom of the housing 80 that is, the corner at the end on the transmission side, may be formed in a smooth arc shape, or a convex portion for bolts may be formed on the back side of the housing.
- the connecting member is often disposed on the end surface of the rotating electrical machine 70 in the axial direction, and it is necessary to determine the outer diameter of the connecting member in accordance with the inner diameter of the housing 80 to be accommodated. In the case where the connecting member exists, it is necessary to determine the dimension of the connecting member in accordance with the minimum diameter of the housing 80.
- the shape of the end portion in the axial direction of the rotating electrical machine 70 disposed inside can be made a part of a conical shape.
- the housing 80 provided between the engine 50 and the transmission 60 can be a part of a conical shape in accordance with the shape of the rotating electrical machine, and the space for arranging the rotating electrical machine 70 can be saved. Become.
- the connecting member 100 since the sectional shape of the insulating holder 10 in the axial direction is stepped, the arc-shaped portion at the corner of the axial end of the housing 80 on the transmission 60 side It can arrange
- FIG. FIG. 2 is a cross-sectional view schematically showing a connection member according to Embodiment 2 of the present invention and the structure of a stator of a rotating electrical machine provided with the connection member.
- a stator 1 of a rotating electrical machine used in a hybrid car includes a stator core 2, a bobbin 3, a coil (not shown) housed in the bobbin 3, and a connection member 100.
- the stator core 2 is formed by a plurality of core pieces divided in the circumferential direction as in the case of the first embodiment.
- Each core piece includes a yoke portion 21 and a teeth portion 22 protruding from the yoke portion 21 toward the center portion of the stator 1.
- the teeth 22 of each core piece are arranged at equal intervals around the axis of the stator 1.
- the yoke part 21 of each core piece is in contact with each other in the circumferential direction of the stator 1 and the yoke part 21 of the adjacent core piece to constitute a yoke of the cylindrical stator 1.
- the tip of the tooth portion 22 of each core piece faces the outer peripheral surface of a rotor (not shown) having a plurality of rotor magnetic poles on the outer peripheral portion with a predetermined gap.
- the cylindrically configured stator 1 is press-fitted into the inner peripheral portion of the cylindrical frame 6 and fixed to the frame 6.
- the insulator bobbin 3 is attached to the teeth portion 22 of each core piece.
- the coil is wound around the tooth portion 22 of each core piece via the bobbin 3.
- a connecting member 100 formed in a ring shape is attached to one end of the stator 1 in the axial direction outside the stator 1 in the radial direction with respect to the coil 4, and is a coil distribution terminal (not shown) led out from each coil. ) Are connected to each other to form, for example, a three-phase Y-connected stator coil.
- the connecting member 100 includes an insulating holder 10 made of resin.
- the insulating holder 10 includes a first holder portion 11 located on the outermost side in the radial direction, a second holder portion 12 in contact with the inner side in the radial direction of the first holder portion 11, and the radial direction of the second holder portion 12.
- the third holder part 13 is in contact with the inner side
- the fourth holder part 14 is in contact with the inner side in the radial direction of the third holder part 13.
- the first holder portion 11 has the largest diameter, and is formed so that the diameter becomes smaller in the order of the second holder portion 12, the third holder portion 13, and the fourth holder portion 14.
- the insulating holder 10 of the connection member 100 is disposed at a position where the axial end surfaces on the stator side of the third holder portion 13 and the fourth holder portion 14 abut against one axial end surface of the yoke portion 21 of the stator core 2.
- the second holder part 12 and the first holder part 11 are arranged closer to the stator side in the axial direction of the stator 1 than the third holder part 13 and the fourth holder part 14.
- the first holder part 11 and the second holder part 12 have axial end faces on the stator side, that is, the bottom face is formed in substantially the same plane, and the third holder part 13 and the fourth holder part 14 have an axial direction.
- the stator side end face, that is, the bottom face is formed in substantially the same plane.
- first holder part 11 and the second holder part 12 are arranged at substantially the same position in the axial direction
- third holder part 13 and the fourth holder part 14 are arranged at substantially the same position in the axial direction.
- the first to fourth holder portions 11 to 14 are, for example, integrally injection-molded and fixed integrally with each other.
- the axial end surface that is, the bottom surface on the stator 1 side is not formed in the same plane, but is formed in a step shape, and the axial end surface on the anti-stator side Are not formed in the same plane but in a stepped shape.
- phase bus bar 5a is installed inside the first holder portion 12
- V as a second bus bar is disposed such that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- Phase bus bar 5b is installed inside the third holder portion 13, W as a third bus bar arranged so that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- a phase bus bar 5c is installed.
- N as a fourth bus bar is arranged inside the fourth holder portion 14 so that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- a phase bus bar 5d is installed.
- N-phase bus bar 5d is a neutral wire of the Y-connected stator coil.
- the space where the bus bars of the first to fourth holder portions 11 to 14 are installed may be filled with an insulating resin or the like so that the bus bars are completely insulated from the outside.
- the U-phase bus bar 5a as the first bus bar, the V-phase bus bar 5b as the second bus bar, and the W-phase bus bar 5c as the third bus bar have different thicknesses and widths. The areas are formed to be substantially the same.
- the N-phase bus bar 15d as the fourth bus bar has a different thickness and width from the U-phase bus bar 5a, the V-phase bus bar 5 and the W-phase bus bar 5c, and the cross-sectional areas thereof are the U-phase bus bar 5a, the V-phase bus bar 5, It is formed smaller than the cross-sectional area of W-phase bus bar 5c.
- the U-phase bus bar 5a, the V-phase bus bar 5, and the W-phase bus bar 5c can be formed arbitrarily in thickness and width, and the fourth bus bar 5d can be formed in any thickness and width. it can.
- Coil terminals (not shown) derived from the coils are selected as the U-phase bus bar 5a, V-phase bus bar 5b, W-phase bus bar 5c, and N-phase bus bar 5d of the connection member 100 so as to be, for example, a three-phase Y connection. Connected. Moreover, the U-phase bus bar 5a, the V-phase bus bar 5b, and the W-phase bus bar 5c are connected to an external U-phase power supply terminal, V-phase power supply terminal, and W-phase power supply terminal (all not shown).
- the coils 4 are connected to each other as described above by the connecting member 100 attached to one axial end of the stator 1.
- a predetermined stator coil such as a three-phase Y connection is formed.
- the insulating holder 10 in the connection member 100 according to Embodiment 2 of the present invention includes a first holder part 11, a second holder part 12, a third holder part 13, and a fourth holder part 14, Their diameters are successively reduced from the first holder part 11 to the fourth holder part 14, and the axial end surfaces on the stator side of the first holder part 11 and the second holder part 12 are substantially the same.
- the end surfaces of the third holder part 13 and the fourth holder part 14 on the stator side in the axial direction are substantially flush with each other.
- the third holder part 13 and the fourth holder part 14 are arranged so as to be shifted to the side opposite to the stator in the direction in which the axis X of the stator 1 extends.
- the cross section of the insulating holder 10 is configured in a comb-teeth shape as shown in FIG.
- the axial end surface on the stator side of the insulating holder 10 is configured such that the inner diameter side of the insulating holder 10 is depressed toward the anti-stator side. Therefore, the connecting member 100 can be disposed on the stator 1 so as to cover the axial end of the stator 1 in the axial direction, and as a result, the axial length of the rotating electrical machine can be shortened. .
- the end surface on the side opposite to the stator of the insulating holder 10 has a macroscopic radius. It forms a part of a conical shape that protrudes from the outer side toward the inner side toward the inner side of the direction, and accommodates the rotating electrical machine in conformity with the inner side of the housing that has a conical shape that decreases in inner diameter like a hybrid car. It becomes possible.
- the shape of the housing that houses the rotating electrical machine arranged in the space between the engine and the transmission of the hybrid car can be made smaller than in the conventional case.
- connection member 100 in connection member 100 according to Embodiment 2 of the present invention, the outer diameter of insulating holder 10 is set to be larger than the outer diameter of frame 6, so that the outer periphery of the insulating member provided on the outer periphery of the yoke portion of stator 1.
- the connection member according to the second embodiment of the present invention when the connection unit has the same cross-sectional area as compared with the case where the connection member is arranged in the core back portion formed between the surface and the inner peripheral portion of the frame 6 According to 100, the axial length (height) of the connecting member can be set small, and the axial length of the rotating electrical machine can be reduced, thereby contributing to space saving.
- FIG. 3 is a cross-sectional view schematically showing a connection member according to Embodiment 3 of the present invention and the structure of a stator of a rotating electrical machine provided with the connection member.
- a stator 1 of a rotating electrical machine used in a hybrid car includes a stator core 2, a bobbin 3, a coil (not shown) housed in the bobbin 3, and a connection member 100.
- the stator core 2 is formed by a plurality of core pieces divided in the circumferential direction as in the case of the first embodiment.
- Each core piece includes a yoke portion 21 and a teeth portion 22 protruding from the yoke portion 21 toward the center portion of the stator 1.
- the teeth 22 of each core piece are arranged at equal intervals around the axis of the stator 1.
- the yoke part 21 of each core piece is in contact with each other in the circumferential direction of the stator 1 and the yoke part 21 of the adjacent core piece to constitute a yoke of the cylindrical stator 1.
- the tip of the tooth portion 22 of each core piece faces the outer peripheral surface of a rotor (not shown) having a plurality of rotor magnetic poles on the outer peripheral portion with a predetermined gap.
- the cylindrically configured stator 1 is press-fitted into the inner peripheral portion of the cylindrical frame 6 and fixed to the frame 6.
- the insulator bobbin 3 is attached to the teeth portion 22 of each core piece.
- the coil 4 is wound around the tooth portion 22 of each core piece via the bobbin 3.
- a connecting member 100 formed in a ring shape is attached to one end of the stator 1 in the axial direction outside the stator 1 in the radial direction with respect to the coil 4, and is a coil distribution terminal (not shown) led out from each coil 4. 2) are connected to each other to form, for example, a three-phase Y-connected stator coil.
- the connecting member 100 includes an insulating holder 10 made of resin.
- the insulating holder 10 includes a first holder portion 11 located on the outermost side in the radial direction, a second holder portion 12 in contact with the inner side in the radial direction of the first holder portion 11, and the radial direction of the second holder portion 12.
- the third holder part 13 is in contact with the inner side
- the fourth holder part 14 is in contact with the inner side in the radial direction of the third holder part 13.
- the first holder portion 11 has the largest diameter, and is formed so that the diameter becomes smaller in the order of the second holder portion 12, the third holder portion 13, and the fourth holder portion 14.
- the insulating holder 10 of the connection member 100 is disposed at a position where the axial end surfaces on the stator side of the third holder portion 13 and the fourth holder portion 14 face one axial end surface of the yoke portion 21 of the stator core 2.
- the second holder portion 12 is disposed closer to the stator side in the axial direction of the stator 1 than the third holder portion 13 and the fourth holder portion 14, and the first holder portion 11 is the second holder It is arranged closer to the stator side in the axial direction of the stator 1 than the portion 12.
- the axial end face, i.e., the bottom face, is formed in a staircase shape so as to be recessed in the axial direction on the side opposite to the stator.
- the cross section of the insulating holder 10 is configured in a comb shape as shown in FIG.
- the end portion in the axial direction on the side opposite to the stator is formed in a step shape so as to protrude in the axial direction toward the side opposite to the stator.
- the first to fourth holder portions 11 to 14 are, for example, integrally injection-molded and fixed integrally with each other.
- the fixing portion 10 b for fixing the insulating holder 10 is disposed so as to abut on the outer peripheral surface of the water jacket 15.
- the axial end surface that is, the bottom surface on the stator 1 side is formed so as to be recessed in a step shape instead of the same plane.
- the end face in the axial direction is also formed so as to protrude in a step shape rather than the same plane.
- the fourth holder portion 14 has a U as a first bus bar arranged in such a manner that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- Phase bus bar 5a is installed inside the third holder portion 13, V as a second bus bar is disposed such that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- Phase bus bar 5b is installed.
- W as a third bus bar arranged so that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- a phase bus bar 5c is installed.
- N as a fourth bus bar is arranged inside the first holder portion 11 so that the width direction is parallel to the direction in which the axis X of the stator 1 extends and the thickness direction is the radial direction of the stator 1.
- a phase bus bar 5d is installed.
- N-phase bus bar 5d is a neutral wire of the Y-connected stator coil.
- the space where the bus bars of the first to fourth holder portions 11 to 14 are installed may be filled with an insulating resin or the like so that the bus bars are completely insulated from the outside.
- the U-phase bus bar 5a as the first bus bar, the V-phase bus bar 5b as the second bus bar, and the W-phase bus bar 5c as the third bus bar are substantially the same in thickness and width. It is formed so that the areas are almost the same.
- the N-phase bus bar 15d as the fourth bus bar is formed to be thinner and wider than the U-phase bus bar 5a, V-phase bus bar 5, and W-phase bus bar 5c, and the cross-sectional areas thereof are the U-phase bus bar 5a and the V-phase bus bar 5
- the cross-sectional area of the W-phase bus bar 5c is substantially the same.
- the U-phase bus bar 5a, the V-phase bus bar 5, and the W-phase bus bar 5c can be formed arbitrarily in thickness and width, and the N-phase bus bar 5d can be formed in any thickness and width. .
- Coil terminals (not shown) derived from the coils are selected as the U-phase bus bar 5a, V-phase bus bar 5b, W-phase bus bar 5c, and N-phase bus bar 5d of the connection member 100 so as to be, for example, a three-phase Y connection. Connected. Moreover, the U-phase bus bar 5a, the V-phase bus bar 5b, and the W-phase bus bar 5c are connected to an external U-phase power supply terminal, V-phase power supply terminal, and W-phase power supply terminal (all not shown).
- the coils 4 are connected to each other as described above by the connecting member 100 attached to one axial end of the stator 1.
- a predetermined stator coil such as a three-phase Y connection is formed.
- the insulating holder 10 in the wiring member 100 according to Embodiment 3 of the present invention includes a first holder part 11, a second holder part 12, a third holder part 13, and a fourth holder part 14, Their diameters are sequentially reduced from the first holder part 11 to the fourth holder part 14, and the axial end surfaces of the third holder part 13 and the fourth holder part 14 on the stator side are substantially the same. It is configured in a plane. And with respect to the 1st holder part 11, the 2nd holder part 12 and the 3rd and 4th holder parts 13 and 14 are shifted
- the connecting member 100 according to the third embodiment of the present invention configured as described above, the axial end surface on the stator side of the insulating holder 10 is configured such that the inner diameter side of the insulating holder 10 is depressed toward the anti-stator side. Therefore, the connecting member 100 can be disposed on the stator 1 so as to cover the axial end of the stator 1 in the axial direction, and as a result, the axial length of the rotating electrical machine can be shortened. .
- the end surface on the side opposite to the stator of the insulating holder 10 has a macroscopic radius. It forms a part of a conical shape that protrudes from the outer side toward the inner side toward the inner side of the direction, and accommodates the rotating electrical machine in conformity with the inner side of the housing that has a conical shape that decreases in inner diameter like a hybrid car. It becomes possible.
- the shape of the housing that houses the rotating electrical machine arranged in the space between the engine and the transmission of the hybrid car can be made smaller than in the conventional case.
- connection member 100 the outer diameter of the insulating holder 10 is set larger than the outer diameter of the frame 6, so the outer periphery of the insulating member provided on the outer periphery of the yoke portion of the stator 1.
- the connection member according to the second embodiment of the present invention when the connection unit has the same cross-sectional area as compared with the case where the connection member is arranged in the core back portion formed between the surface and the inner peripheral portion of the frame 6 According to 100, the axial length (height) of the connecting member can be set small, and the axial length of the rotating electrical machine can be reduced, thereby contributing to space saving.
- the fixing portion 10b of the insulating holder 10 is brought into contact with the water jacket 15, so that the heat of each bus bar 5a, 5b, 5c, 5d is transferred to the water jacket. 15 can be diffused.
- FIG. 4 is a cross-sectional view schematically showing a connection member according to Embodiment 4 of the present invention and the structure of a stator of a rotating electrical machine provided with the connection member.
- the configuration of the stator 1 of the rotating electrical machine used in the hybrid car and the insulating holder 10 in the connecting member 100 is the same as that of the insulating holder 10 in the connecting member 100 in the third embodiment. Is
- the U-phase bus bar 5a, the V-phase bus bar 5b, the W-phase bus bar 5c, and the N-phase bus bar 5d are arranged in the order from the fourth holder portion 14 to the first insulating holder 11.
- the U-phase bus bar 5a to the W-phase bus bar 5c are configured by changing the aspect ratio of the cross-sectional area to each other. The aspect ratio is increased sequentially from the inner diameter side to the outer shape side.
- the connecting member 100 According to the connecting member 100 according to the fourth embodiment of the present invention configured as described above, the axial end surface of the insulating holder 10 on the stator side is configured such that the inner diameter side of the insulating holder 10 is depressed toward the anti-stator side. Therefore, the connecting member 100 can be disposed on the stator 1 so as to cover the axial end of the stator 1 in the axial direction, and as a result, the axial length of the rotating electrical machine can be shortened. .
- the end surface on the side opposite to the stator of the insulating holder 10 has a macroscopic radius. It forms a part of a conical shape that protrudes from the outer side toward the inner side toward the inner side of the direction, and accommodates the rotating electrical machine in conformity with the inner side of the housing that has a conical shape that decreases in inner diameter like a hybrid car. It becomes possible.
- the shape of the housing that houses the rotating electrical machine arranged in the space between the engine and the transmission of the hybrid car can be made smaller than in the conventional case.
- connection member 100 the outer diameter of the insulating holder 10 is set larger than the outer diameter of the frame 6, so the outer periphery of the insulating member provided on the outer periphery of the yoke portion of the stator 1.
- the connection member according to the second embodiment of the present invention when the connection unit has the same cross-sectional area as compared with the case where the connection member is arranged in the core back portion formed between the surface and the inner peripheral portion of the frame 6 According to 100, the axial length (height) of the connecting member can be set small, and the axial length of the rotating electrical machine can be reduced, thereby contributing to space saving.
- the fixing portion 10b of the insulating holder 10 is brought into contact with the water jacket 15, so that the heat of each bus bar 5a, 5b, 5c, 5d is transferred to the water jacket. 15 can be diffused.
- the bus bar of the connecting member according to the fourth embodiment has a width, that is, an axial length that is closer to the inner diameter side. Since the axial end surface of the connecting member 100 on the side opposite to the stator is closer to the axis X, it can be projected in a stepwise manner toward the side opposite to the stator.
- a stator core that includes a yoke portion configured in an annular shape and a plurality of teeth portions extending radially inward from the yoke portion and including the rotor in the inner space portion is provided.
- a stator A plurality of coils mounted on the plurality of teeth, An annular connection member disposed at at least one axial end of the stator, and connecting the plurality of coils to each other to form a predetermined stator coil;
- a rotating electric machine with The axial end surface of the connection member on the side opposite to the stator is configured such that the position of the connection member in the axial direction is different between a plurality of positions in the radial direction of the connection member. Rotating electric machine characterized by that.
- the clearance with the inner surface of the housing can be appropriately ensured by adjusting the axial position of the portion located on the outermost diameter side of the connecting member, for example.
- the connecting member includes an insulating holder formed in an annular shape and a plurality of bus bars respectively held by the insulating holder at different positions in the radial direction.
- the plurality of bus bars are formed in a rectangular shape having a thickness direction extending in the radial direction and a width direction extending in the axial direction.
- At least one of the plurality of bus bars is configured such that the thickness and the width are different from the thickness and the width of other bus bars.
- the plurality of bus bars are formed to have a larger width as the bus bars are arranged on the outer side in the radial direction.
- the connecting member connects the plurality of coils to each other so as to form a three-phase Y-connected stator coil.
- the plurality of bus bars include a U-phase bus bar, a V-phase bus bar, a W-phase bus bar, and a neutral wire bus bar.
- the neutral wire bus bar is disposed on the outermost side in the radial direction from other bus bars.
- connection member has an outer diameter larger than the outer diameter of the stator.
- the rotating electrical machine according to any one of (1) to (7) above, according to this invention, the outer diameter of the insulating holder is made larger than the outer diameter of the frame, so that the cross-sectional area of the connecting member is made larger than when the connecting member is arranged in the frame without reducing the diameter of the stator. Therefore, the cross-sectional area of the bus bar can be increased and a large current can be supported.
- connection member located on the stator side in the axial direction from the axial end surface of the stator.
- the connecting member is fixed to a frame for fixing the stator via a water jacket disposed on an outer peripheral portion of the stator.
- the rotating electrical machine according to (8) or (9) above, wherein according to this invention, since the connecting member is fixed to the frame via the water jacket, the heat of the connecting member can be transmitted to the water jacket, and the cooling effect is enhanced.
- the present invention can be used in the field of rotating electrical machines, in particular, rotating electrical machines used in hybrid cars, and thus in the automobile industry.
- stator 1 stator, 2 stator core, 21 yoke part, 22 teeth part, 3 bobbin, 4 coil, 41 coil terminal, 5a U-phase bus bar, 5b V-phase bus bar, 5c W-phase bus bar, 5d N-phase bus bar, 100 connection member, 10 insulation Holder, 10b insulation holder fixing part, 11 first holder part, 12 second holder part, 13 third holder part, 14 fourth holder part, 15 water jacket, 50 engine, 60 transmission, 70 rotating electrical machine, 80 housing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
Description
円環状に構成されたヨーク部と前記ヨーク部から前記ヨーク部の径方向の内側に延出する複数個のティース部とを有し、内側空間部にロータを内包するステータコアを備えたステータと、
前記複数個のティース部に装着された複数個のコイルと、
前記ステータコアの少なくとも一方の軸方向端部に配置され、前記複数個のコイルを相互に結線して所定のステータコイルを形成する円環状の結線部材と、
を備えた回転電機であって、
前記結線部材の反ステータ側の軸方向端面は、前記結線部材の径方向の異なる複数の位置の間に於いて前記結線部材の軸方向の位置が異なるように構成されている、
ことを特徴とする。
図1Aは、この発明の実施の形態1による結線部材、及びその結線部材を備えた回転電機のステータの構造を模式的に示す平面図、図1Bは、図1AのD-D線に沿う断面を模式的に示す断面図である。図1A及び図1Bに於いて、例えばハイブリッドカーに用いられる回転電機のステータ1は、ステータコア2と、ボビン3と、コイル4と、結線部材100とを備える。
図2は、この発明の実施の形態2による結線部材、及びその結線部材を備えた回転電機のステータの構造を模式的に示す断面図である。図2に於いて、例えばハイブリッドカーに用いられる回転電機のステータ1は、ステータコア2と、ボビン3と、ボビン3の内部に収納されたコイル(図示せず)と、結線部材100とを備える。
図3は、この発明の実施の形態3による結線部材、及びその結線部材を備えた回転電機のステータの構造を模式的に示す断面図である。図3に於いて、例えばハイブリッドカーに用いられる回転電機のステータ1は、ステータコア2と、ボビン3と、ボビン3の内部に収納されたコイル(図示せず)と、結線部材100とを備える。
図4は、この発明の実施の形態4による結線部材、及びその結線部材を備えた回転電機のステータの構造を模式的に示す断面図である。図4に於いて、例えばハイブリッドカーに用いられる回転電機のステータ1、及び結線部材100に於ける絶縁ホルダ10の構成も、前述の実施の形態3に於ける結線部材100の絶縁ホルダ10と同様である
(1)円環状に構成されたヨーク部と前記ヨーク部から前記ヨーク部の径方向の内側に延出する複数個のティース部とを有し、内側空間部にロータを内包するステータコアを備えたステータと、
前記複数個のティース部に装着された複数個のコイルと、
前記ステータの少なくとも一方の軸方向端部に配置され、前記複数個のコイルを相互に結線して所定のステータコイルを形成する円環状の結線部材と、
を備えた回転電機であって、
前記結線部材の反ステータ側の軸方向端面は、前記結線部材の径方向の異なる複数の位置の間に於いて前記結線部材の軸方向の位置が異なるように構成されている、
ことを特徴とする回転電機。
この発明によれば、結線部材の例えば最も外径側に位置する部位の軸方向位置を調整することで、ハウジングの内面とのクリアランスを適切に確保することができる。
前記複数個のバスバーは、厚さの方向が前記径方向に延び、幅の方向が前記軸方向に延びる矩形状に形成されている、
ことを特徴とする上記(1)に記載の回転電機。
この発明によれば、例えば、最も外径側に位置するバスバーの厚さ及び幅を調整することで、結線部材の例えば最も外径側に位置する部位の軸方向位置を調整することができ、ハウジングの内面とのクリアランスを適切に確保することができる。
ことを特徴とする上記(2)に記載の回転電機。
この発明によれば、例えば、最も外径側に位置するバスバーの厚さ及び幅を調整することで、結線部材の例えば最も外径側に位置する部位の軸方向位置を調整することができ、ハウジングの内面とのクリアランスを適切に確保することができる。
ことを特徴とする上記(2)に記載の回転電機。
この発明によれば、例えば、最も外径側に位置するバスバーの厚さ及び幅を調整することで、結線部材の例えば最も外径側に位置する部位の軸方向位置を調整することができ、ハウジングの内面とのクリアランスを適切に確保することができる。
ことを特徴とする上記(2)に記載の回転電機。
この発明によれば、絶縁ホルダのステータコア側の軸方向端面が平面の場合でも、結線部材の反ステータ側の軸方向端面の軸方向位置を、径方向の異なる位置で変化させることで、ハウジングの形状に対応させることができレイアウト性を良くすることができる。
前記複数個のバスバーは、U相バスバーと、V相バスバーと、W相バスバーと、中性線バスバーとにより構成されている、
ことを特徴とする上記(1)から(5)のうちの何れかに記載の回転電機。
ことを特徴とする上記(6)に記載の回転電機。
この発明によれば、他の相と比較して断面積を大きくする必要がない中性線バスバーを径方向の最も外側に配置しているので、結線部材の外径を小さくすることができ、軸方向の長さを縮小することができる。
ことを特徴とする上記(1)から(7)のうちの何れかに記載の回転電機。
この発明によれば、フレーム外径よりも絶縁ホルダの外径を大きくすることで、結線部材をステータの径を縮小することなく、フレーム内に配置するときよりも結線部材の断面積を大きくすることができるため、バスバーの断面積も大きくでき大電流対応が可能となる。
ことを特徴とする上記(8)に記載の回転電機。
この発明によれば、結線部材がステータコアの外周面の一部を包囲することができ、その分、回転電機の軸方向の長さを小さくすることができる。
ことを特徴とする上記(8)又は(9)に記載の回転電機。
この発明によれば、結線部材がウォータジャケットを介してフレームに固定されているので、結線部材の熱をウォータジャケットに伝達することが出来、冷却効果が高まる効果がある。
Claims (10)
- 円環状に構成されたヨーク部と前記ヨーク部から前記ヨーク部の径方向の内側に延出する複数個のティース部とを有し、内側空間部にロータを内包するステータコアを備えたステータと、
前記複数個のティース部に装着された複数個のコイルと、
前記ステータの少なくとも一方の軸方向端部に配置され、前記複数個のコイルを相互に結線して所定のステータコイルを形成する円環状の結線部材と、
を備えた回転電機であって、
前記結線部材の反ステータ側の軸方向端面は、前記結線部材の径方向の異なる複数の位置の間に於いて前記結線部材の軸方向の位置が異なるように構成されている、
ことを特徴とする回転電機。 - 前記結線部材は、円環状に形成された絶縁ホルダと、前記径方向の異なる位置で前記絶縁ホルダに夫々保持された複数個のバスバーとを備え、
前記複数個のバスバーは、厚さの方向が前記径方向に延び、幅の方向が前記軸方向に延びる矩形状に形成されている、
ことを特徴とする請求項1に記載の回転電機。 - 前記複数個のバスバーのうちの少なくとも一つは、前記厚さ及び前記幅が他のバスバーの前記厚さ及び前記幅とは異なるように構成されている、
ことを特徴とする請求項2に記載の回転電機。 - 前記複数個のバスバーは、夫々、前記厚さ及び前記幅が異なるように形成されている、
ことを特徴とする請求項2に記載の回転電機。 - 前記複数個のバスバーは、前記径方向の外側に配置されているバスバーになるほど前記幅が大きく形成されている、
ことを特徴とする請求項2に記載の回転電機。 - 前記結線部材は、三相Y結線されたステータコイルを構成するように前記複数個のコイルを相互に結線するものであり、
前記複数個のバスバーは、U相バスバーと、V相バスバーと、W相バスバーと、中性線バスバーとにより構成されている、
ことを特徴とする請求項1から5のうちの何れか一項に記載の回転電機。 - 前記中性線バスバーは、他のバスバーより前記径方向の最も外側に配置されている、
ことを特徴とする請求項6に記載の回転電機。 - 前記結線部材は、前記ステータコアの外径より大きな外径を備えている、
ことを特徴とする請求項1から7のうちの何れか一項に記載の回転電機。 - 前記結線部材の少なくとも最も外形側に位置する部位は、前記ステータの前記軸方向端面から前記軸方向に前記ステータコア側に位置している、
ことを特徴とする請求項8に記載の回転電機。 - 前記結線部材は、前記ステータの外周部に配置されているウォータジャケットを介して前記ステータを固定するフレームに固定されている、
ことを特徴とする請求項8又は9に記載の回転電機。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/534,051 US10811924B2 (en) | 2015-04-06 | 2015-04-06 | Rotating electric machine |
PCT/JP2015/060733 WO2016162920A1 (ja) | 2015-04-06 | 2015-04-06 | 回転電機 |
DE112015006421.4T DE112015006421T5 (de) | 2015-04-06 | 2015-04-06 | Rotierende elektrische Maschine |
CN201580078252.9A CN107431406B (zh) | 2015-04-06 | 2015-04-06 | 旋转电机 |
JP2017510808A JP6351833B2 (ja) | 2015-04-06 | 2015-04-06 | 回転電機 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2015/060733 WO2016162920A1 (ja) | 2015-04-06 | 2015-04-06 | 回転電機 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016162920A1 true WO2016162920A1 (ja) | 2016-10-13 |
Family
ID=57072247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2015/060733 WO2016162920A1 (ja) | 2015-04-06 | 2015-04-06 | 回転電機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10811924B2 (ja) |
JP (1) | JP6351833B2 (ja) |
CN (1) | CN107431406B (ja) |
DE (1) | DE112015006421T5 (ja) |
WO (1) | WO2016162920A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109891714A (zh) * | 2016-11-11 | 2019-06-14 | 三菱电机株式会社 | 旋转电机 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016200115A1 (de) * | 2016-01-08 | 2017-07-13 | Zf Friedrichshafen Ag | Stator einer elektrischen Maschine mit einer Verschaltungseinrichtung für Statorspulen und elektrische Maschine mit einem derartigen Stator |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002078272A (ja) * | 2000-08-31 | 2002-03-15 | Mitsubishi Electric Corp | 回転電機 |
JP2002171708A (ja) * | 2000-12-05 | 2002-06-14 | Mitsubishi Electric Corp | 回転電機 |
JP2003134757A (ja) * | 2001-10-26 | 2003-05-09 | Sumitomo Wiring Syst Ltd | 車両用薄型ブラシレスモータの集中配電部材 |
JP2005065374A (ja) * | 2003-08-08 | 2005-03-10 | Nissan Motor Co Ltd | 巻線の端末結線構造 |
JP2009118575A (ja) * | 2007-11-02 | 2009-05-28 | Nissan Motor Co Ltd | モータの配電部品およびその製造方法 |
JP2009247061A (ja) * | 2008-03-28 | 2009-10-22 | Sanyo Electric Co Ltd | 電動機 |
JP2012044829A (ja) * | 2010-08-23 | 2012-03-01 | Keihin Corp | 回転電機 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3489484B2 (ja) | 1999-05-19 | 2004-01-19 | 日立電線株式会社 | 射出成形端子台 |
JP3733313B2 (ja) | 2001-10-26 | 2006-01-11 | 住友電装株式会社 | 車両用薄型ブラシレスモータの集中配電部材 |
JP3613262B2 (ja) * | 2002-04-26 | 2005-01-26 | 三菱電機株式会社 | 回転電機およびその製造方法 |
DE102006021898A1 (de) * | 2006-05-11 | 2007-11-22 | Zf Friedrichshafen Ag | Stator für eine elektrische Maschine |
JP5335265B2 (ja) * | 2008-03-28 | 2013-11-06 | 三洋電機株式会社 | 電動機 |
DE102010030363A1 (de) * | 2010-06-22 | 2011-12-22 | Robert Bosch Gmbh | Elektromaschine |
JP5387604B2 (ja) * | 2011-03-25 | 2014-01-15 | トヨタ自動車株式会社 | 回転電機用端末モジュールおよび回転電機 |
-
2015
- 2015-04-06 DE DE112015006421.4T patent/DE112015006421T5/de active Granted
- 2015-04-06 US US15/534,051 patent/US10811924B2/en active Active
- 2015-04-06 JP JP2017510808A patent/JP6351833B2/ja active Active
- 2015-04-06 CN CN201580078252.9A patent/CN107431406B/zh active Active
- 2015-04-06 WO PCT/JP2015/060733 patent/WO2016162920A1/ja active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002078272A (ja) * | 2000-08-31 | 2002-03-15 | Mitsubishi Electric Corp | 回転電機 |
JP2002171708A (ja) * | 2000-12-05 | 2002-06-14 | Mitsubishi Electric Corp | 回転電機 |
JP2003134757A (ja) * | 2001-10-26 | 2003-05-09 | Sumitomo Wiring Syst Ltd | 車両用薄型ブラシレスモータの集中配電部材 |
JP2005065374A (ja) * | 2003-08-08 | 2005-03-10 | Nissan Motor Co Ltd | 巻線の端末結線構造 |
JP2009118575A (ja) * | 2007-11-02 | 2009-05-28 | Nissan Motor Co Ltd | モータの配電部品およびその製造方法 |
JP2009247061A (ja) * | 2008-03-28 | 2009-10-22 | Sanyo Electric Co Ltd | 電動機 |
JP2012044829A (ja) * | 2010-08-23 | 2012-03-01 | Keihin Corp | 回転電機 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109891714A (zh) * | 2016-11-11 | 2019-06-14 | 三菱电机株式会社 | 旋转电机 |
CN109891714B (zh) * | 2016-11-11 | 2021-06-18 | 三菱电机株式会社 | 旋转电机 |
US11165302B2 (en) | 2016-11-11 | 2021-11-02 | Mitsubishi Electric Corporation | Rotating electrical machine |
Also Published As
Publication number | Publication date |
---|---|
CN107431406A (zh) | 2017-12-01 |
US10811924B2 (en) | 2020-10-20 |
US20180316236A1 (en) | 2018-11-01 |
CN107431406B (zh) | 2019-06-18 |
JPWO2016162920A1 (ja) | 2017-06-15 |
DE112015006421T5 (de) | 2018-01-11 |
JP6351833B2 (ja) | 2018-07-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5176283B2 (ja) | 回転電機のバスバー絶縁構造 | |
JP5652004B2 (ja) | 配電構造部品およびその製造方法 | |
US10396620B2 (en) | Rotating electrical machine connection component and method of manufacturing the same | |
US8497618B2 (en) | Stator for rotatry electrical machine including an insulating bobbin | |
US10090723B2 (en) | Stator and manufacturing method of stator | |
WO2014192350A1 (ja) | 回転電機およびその製造方法 | |
CA2809294C (en) | Active part of an electrical machine having inclined coils in the winding head area | |
JP2009303437A (ja) | モータ | |
JP2009005538A (ja) | 渡り線モジュール | |
JP5262463B2 (ja) | ステータ | |
JP5585819B2 (ja) | 回転電機の固定子 | |
JP5818771B2 (ja) | 回転電機のステータ | |
JP6351833B2 (ja) | 回転電機 | |
US11784528B2 (en) | Winding pattern and arrangement for a motor armature | |
US20180115211A1 (en) | Rotary electric machine | |
JP5845931B2 (ja) | セグメントコイル、ステータ及びセグメントコイルの製造方法、ステータの製造方法 | |
JP2005312182A (ja) | 回転電機の集中巻き型ステータコイル | |
JP2016019377A (ja) | 電動機用ステータ | |
JP4940815B2 (ja) | 回転電機用バズバ | |
JP5487733B2 (ja) | スイッチング素子一体型回転電機 | |
WO2013147126A1 (ja) | 電動機 | |
WO2023190308A1 (ja) | 回転電機、車両、およびバスリング | |
US20240313605A1 (en) | Brushless motor | |
JP7483577B2 (ja) | ステータ-コイルアセンブリ及びこれを備えた電動モータ | |
JP5144180B2 (ja) | ステータの中点連結構造 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 15888415 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2017510808 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 15534051 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 112015006421 Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 15888415 Country of ref document: EP Kind code of ref document: A1 |