CN106300716B - three-phase motor stator - Google Patents
three-phase motor stator Download PDFInfo
- Publication number
- CN106300716B CN106300716B CN201610733778.2A CN201610733778A CN106300716B CN 106300716 B CN106300716 B CN 106300716B CN 201610733778 A CN201610733778 A CN 201610733778A CN 106300716 B CN106300716 B CN 106300716B
- Authority
- CN
- China
- Prior art keywords
- stator core
- stator
- coil unit
- coil
- terminals
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004804 winding Methods 0.000 claims abstract description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 29
- 230000007935 neutral effect Effects 0.000 claims description 14
- 238000000465 moulding Methods 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 12
- 238000003466 welding Methods 0.000 description 8
- 238000005452 bending Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000003796 beauty Effects 0.000 description 2
- 230000001010 compromised effect Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Classifications
-
- 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
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Windings For Motors And Generators (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a kind of three-phase motor stator, the stator core and the stator coil on stator core that include annular；Stator core inner wall has multiple slots；The stator coil includes multiple coil units, and each coil unit is wound into 2 circle, 8 circle by an enameled wire；More than two coil units in series constitute a phase winding, it is directly electrically connected by the first terminals between two coil units of same circumferential position on stator core, is connected by the connecting line parallel with stator core end face between the second terminals of two to be circumferentially staggeredly located out on stator core coil unit.The present invention under the premise of stator shaft orientation height does not obviously increase, adapts to monoblock type using the scheme of compromise by changing the construction and connection type of stator coil（It is whole in the circumferential）Stator core, avoid excessively high technology difficulty that manufacturing cost is made to increase.
Description
Present patent application is：
It is entitled：Three-phase motor stator and motor
Application No. is：2016104453480
The applying date is：2016.06.17
Patent application divisional application.
Technical field
The invention belongs to electric machine structure fields, and in particular to the stator structure of the three phase electric machine for electric vehicle.
Background technology
Document number is that the Chinese patent application of CN103534902A discloses a kind of stator of electric rotating machine, in conjunction with the document
In Fig. 3-Fig. 8 shown in, constitute stator winding 40 each conducting wire 50 by with multiple slot incorporating sections 51 and multiple rotating parts 52
A continuous conductors constitute, one length is about 3m, wherein is linearly prolonged in parallel to each other multiple slot incorporating sections 51
It stretches and is arranged at predetermined intervals along the length direction of conducting wire, multiple rotating parts 52 are inserting adjacent slot incorporating section 51 each other
The one end of slot incorporating section 51 is alternately connect with another side.As a result, as shown in figure 5, stator winding 40 has：It is led by multiple
The slot incorporating section 51 of line 50 axial central portion along stator core 30 it is radially superimposed made of slot incorporating section laminated section 46,
With in axial both sides from the axial both ends of the surface of stator core 30 towards the rotating part of axially external difference multiple conducting wires 50 outstanding
52 along stator core 30 it is radially superimposed made of the first and second end turn 47,48.
In addition, the rotating part 52 of conducting wire 50 has a pair of of sector 56, the axial end face 30A of they and stator core 30
It extends roughly in parallel and distinguishes with a pair of of the slot incorporating section 51 being connect by the rotating part 52 adjacent.Rotating part 52 as a result,
It is reduced from the end face 30A of stator core 30 height h1 outstanding.As a result, the height of the first and second end turn 47,48
H1 is reduced.
The patent effectively reduces the height of stator in the axial direction through the above scheme so that the whole height of motor can
It is made smaller, when the motor is on electric vehicle, the installation space of motor can be effectively reduced.
Since said stator winding 40 has multiple slot incorporating sections 51 being linked together and multiple rotating parts 52, in this way,
After stator winding sizing, it is impossible to be installed to it on stator core of monoblock type.It, should in order to overcome the above problem
In document（As shown in Figure 3 and 4）, by by multiple iron core sectors 32 by the circumferential mutually it is adjacent in a manner of connect by
Form stator core 30.In addition, stator core 30 has multiple slots 31, the diameter which is formed in stator core 30 inside
Circumferential surface simultaneously circumferentially configures at predetermined intervals.However, circumferentially the processing, assembly of the sector of sectional type are all more troublesome,
And it is difficult to ensure the overall stability after multiple sector assembly.
Invention content
The technical problem to be solved by the present invention is to：In view of the deficienciess of the prior art, it is more simple to provide a kind of technique
It is single, it is easy to assembly and can guarantee that stator shaft orientation has the three-phase motor stator compared with low height and the motor using the stator.
Purpose to realize the present invention, is achieved using following technical scheme：A kind of three-phase motor stator includes ring
The stator core of shape and the stator coil on stator core；
The stator core inner wall have it is multiple along the circumferentially equidistant arrangement of stator core accommodating the stator coil
Slot, the opening of each slot is towards the center of stator core；
The stator core along the axially stacked multiple magnetic links of stator core by constituting；
The stator coil includes multiple coil units, and each coil unit is wound by an enameled wire along stator iron
Radially superimposed -8 circle of 2 circle of core；
The global shape of coil unit after coiling and molding is：There are two the slot receiving portion being mutually parallel, Yi Jiwei for tool
The turning part of two symmetrical shapes between two slot receiving portions；
For turning part tool there are two bevel edge portion, the both ends of coil unit are respectively the first terminals and the second terminals,
First terminals are protruding along the direction parallel with slot receiving portion from two bevel edge portion centre positions, the second wiring
End is protruding along slot receiving portion length direction；
More than two coil units in series constitute a phase winding, are located at same circumferential position on stator core
It is directly electrically connected by the first terminals between two coil units, two to be circumferentially staggeredly located out on stator core line
It is connected by the connecting line parallel with stator core end face between second terminals of coil unit.
In order to keep the whole height of stator smaller, and avoid using the stator iron being spliced by sector in background technology
Core, the present invention be not bright in stator shaft orientation height by changing the construction and connection type of stator coil using the scheme compromised
Under the premise of showing increased, monoblock type is adapted to（It is whole in the circumferential）Stator core, avoid excessively high technology difficulty from making manufacture
Cost increases.
Specifically, each coil unit of the invention has multiturn, and a phase is formed after the series connection of the smaller number of process
Winding, coil unit each in this way can effortlessly be installed to the corresponding position on stator core, be installed in all coils unit
After finishing, by each coil unit by way of being directly connected to the connection of mating connection line, final stator coil is formed.
Wherein, between two coil units can not directly welding, using the connection parallel with stator core end face
Line is connected, and in this way compared to the scheme of background technology, the height that stator increases in the axial direction is about the thickness of the connecting line,
But it avoids using split type stator core, eliminates manufacture, assembly, fixed stator iron core this more complex technique stream
Journey, and can guarantee the overall stability and mechanical strength of stator.
Preferably：The coil unit is divided into according to the interior external position of its relative stator iron core radial direction close to stator
The outside line coil unit of iron core radial outside, and the interior lines coil unit close to stator core radially inner side；The outside line coil unit,
Interior lines coil unit is circumferentially sequentially arranged at respectively along stator core in each slot.
The coil unit for being installed on each slot is divided into thinner thickness after two parts, is easily installed.
Preferably：On stator core the first terminals of the outside line coil unit of same circumferential position and
It is directly electrically connected between first terminals of interior lines coil unit.
First terminal ends are longitudinal measure portion, the i.e. welding surface of the first terminal ends and stator core end face
It is parallel.
Preferably：The connecting line includes the first connecting line and the second connecting line of U-shaped；
Between second terminals of two interior lines coil units being circumferentially staggeredly located out on stator core by with it is fixed
The first parallel connecting line of sub- iron core end face is connected；
The second terminals and an exterior loop for an interior lines coil unit being circumferentially staggeredly located out on stator core
It is connected by second connecting line parallel with stator core end face between second terminals of unit.
Preferably：Along the two neighboring first connecting line relative stator iron core axis side of stator core circumferential direction
To position mutually stagger, the position of the first connecting line and the second connecting line relative stator iron core axis direction also mutually staggers.
First connecting line, the layering setting of the second connecting line, are also in this way to separate progress in welding, reduce welding difficulty,
And every layer of solder joint is all uniformly distributed, and is avoided that wiring malfunctions.
Preferably：Second connecting line is with respect to the first connecting line far from stator core end face.
Second connecting line is more compared to the first connecting line quantity, and the second connecting line extends to from the most peripheral of stator coil and determines
The most inner circumferential of subcoil, for weld most in this way in outermost, welding is the most convenient, but also the stator coil after connection
The smooth beauty of monnolithic case.
Preferably：The coil unit of same phase is connected to including at least there are two the exterior loop lists
Member, and two outside line coil units have the second terminals that relative stator iron core axial position mutually staggers；
Second terminals of one of outside line coil unit connect a phase line, the second wiring of another outside line coil unit
The end connection neutral conductor；
The outside line coil unit for connecting not isopen connects with relative stator iron core axial position mutually staggers second
Line end.
Preferably：The phase line and the neutral conductor are located at the periphery of outside line coil unit, and the phase line and the neutral conductor are whole
Body is in arc-shaped with stator core concentric.
Preferably：The coil unit for being connected to same phase includes two or more by the first connecting line
Concatenated winding element, each winding element the outside line coil unit and two interior lines coil units including there are two, wherein
One outside line coil unit and interior lines coil unit are mounted on stator core in a pair of of slot of circumferential position, another
Outside line coil unit and another interior lines coil unit are mounted on stator core in another pair slot of circumferential position, two pairs of institutes
It is circumferentially-adjacent along stator core to state slot.
Preferably：Second terminal ends of the outside line coil unit form parallel with stator core end face
Transverse weld portion.
The positioning of phase line, the neutral conductor is convenient in transverse weld portion, while convenient for the positioning and connection of the second connecting line.
Preferably：The middle section of first connecting line of U-shaped is in stator core with circular arc-shaped,
Plane residing for first connecting line is parallel with stator core end face, and the both ends of first connecting line form and stator core
The perpendicular longitudinal measure portion in end face.
Preferably：Second connecting line has the first curved portion and the second arc with stator core concentric
Portion, and the radius of the second curved portion is more than the radius of the first curved portion, is formed and is used between the first curved portion and the second curved portion
Avoid the first curved portion of the second connecting line of adjacent position, the evacuation bending part of the second curved portion；The outer end of first curved portion at
Type has a longitudinal measure portion perpendicular with stator core end face, and the outer end of the second curved portion forms parallel with stator core end face
Transverse weld portion.
Using evacuation bending part the first curved portion, the second curved portion of the second connecting line of adjacent position not will produce
Interference, and conducive to the molding of both ends weld part.
Preferably：The projection of shape of the turning part relative stator iron core end face of the coil unit is：With stator
The curved portion a of iron core concentric and the radius of curved portion b, the curved portion b are more than the radius of curved portion a；The curved portion a and
A turning point is formed between curved portion b, the effective length of the turning point relative stator iron core radial direction is equal to coil unit
The number of turns N is multiplied by the thickness of enameled wire, and the number of turns N is defined as：As long as when the number of turns that enameled wire bypasses is more than N-1 circles, it is denoted as N
Circle.
Preferably：Two slot receiving portions of each coil unit are assemblied in M and the M+6 slot
In.
Preferably：105 °~110 ° of angle is formed between two bevel edge portions of the coil unit turning part.
Preferably：Each coil unit by an enameled wire be wound into along stator core it is radially superimposed 2 and 3/4
Circle.
Description of the drawings
Fig. 1 is the structural schematic diagram of motor stator of the present invention.
Fig. 2 is the structural schematic diagram for assembling outside line coil unit.
Fig. 3 is the structural schematic diagram for assembling interior lines coil unit.
Fig. 4 is the structural schematic diagram of each outside line coil unit of the present invention.
Fig. 5 is the structural schematic diagram of outside line coil unit.
Fig. 6 is the end construction schematic diagram of outside line coil unit.
Fig. 7 is the structural schematic diagram of each interior lines coil unit of the present invention.
Fig. 8 is the structural schematic diagram of the first connecting line.
Fig. 9 is the structural schematic diagram of the second connecting line.
Figure 10, Figure 12 are the attachment structure schematic diagrams of continuously arranged multiple coil units.
Figure 11 is the portions the A schematic enlarged-scale view of Figure 10.
Figure 13 is the portions the B schematic enlarged-scale view of Figure 12.
Figure 14 is the structural schematic diagram of concatenated two winding elements.
Figure 15 is the arrangement architecture schematic diagram of 8 winding elements.
Figure 16 is the winding connection figure of the present invention.
1, stator core；11, slot；2, the neutral conductor；3, phase line；4, outside line coil unit；41, exterior loop a；42, exterior loop
b；43, exterior loop c；44, exterior loop d；45, exterior loop e；401, slot receiving portion；402, turning part；403, turning point；404、
First terminals；405, the second terminals；5, interior lines coil unit；51, the first interior loop；52, the second interior loop；53, in third
Coil；6, the first connecting line；7, the second connecting line；71, the first curved portion, 72, evacuation bending part；73, the second curved portion.
Specific implementation mode
The specific implementation mode of the present invention is made a detailed explanation below according to attached drawing.
Embodiment 1
In conjunction with shown in Fig. 1 to Figure 16, the three-phase motor stator of the present embodiment includes stator core 1 and the installation of annular
Stator coil on stator core.
The stator core inner wall have it is multiple along the circumferentially equidistant arrangement of stator core accommodating the stator coil
Slot 11, the opening of each slot is towards the center of stator core.
The stator core along the axially stacked multiple magnetic links of stator core by constituting.
In conjunction with shown in Fig. 5, the stator coil includes multiple coil units, and each coil unit is by an enamel-cover coil of wire
It is coiled into along the radially superimposed 2+3/4 circles of stator core.
The global shape of coil unit after coiling and molding is：There are two the slot receiving portions 401 being mutually parallel for tool, and
The turning part 402 of two symmetrical shapes between two slot receiving portions.
Using plane residing for two slot receiving portions as reference projection face, the turning part 402, which has, is in an isosceles three
The both ends in two bevel edge portions on the symmetrical bevel edge of angular two, coil unit are respectively the first terminals 404 and the second wiring
End 405, first terminals are protruding along the direction parallel with slot receiving portion from two bevel edge portion centre positions, the
Two terminals are protruding along slot receiving portion length direction.
The projection of shape of the turning part relative stator iron core end face of the coil unit is：With the arc of stator core concentric
The radius of shape portion a4001 and curved portion b4002, the curved portion b are more than the radius of curved portion a；The curved portion a and curved portion
A turning point 403 is formed between b, the effective length of the turning point relative stator iron core radial direction is equal to the number of turns of coil unit
N is multiplied by the thickness of enameled wire, and the number of turns N is defined as：As long as when the number of turns that enameled wire bypasses is more than N-1 circles, it is denoted as N circles.
The present embodiment center line coil unit is 2+3/4 circles, then is denoted as 3 circles.
105 °~110 ° of angle is formed between two bevel edge portions of the coil unit turning part.
Two slot receiving portions of each coil unit are assemblied in M and the M+6 slot.
In conjunction with shown in Fig. 2 and Fig. 3, the coil unit is divided into close according to the interior external position of its relative stator iron core radial direction
The outside line coil unit 4 of stator core radial outside, and the interior lines coil unit 5 close to stator core radially inner side；The outside line
Coil unit, interior lines coil unit are circumferentially sequentially arranged at respectively along stator core in each slot.
Second terminal ends of the outside line coil unit form the transverse weld portion parallel with stator core end face.It is horizontal
It is convenient for the positioning of phase line, the neutral conductor to weld part, while convenient for the positioning and connection of the second connecting line.
The outside line coil unit includes exterior loop a, exterior loop b, exterior loop c, exterior loop d and exterior loop e, any of the above outer
Coil unit is other than the second terminals length difference, other parts structure all same, according to the second terminals length from
Small be followed successively by is arrived greatly：Exterior loop a ＞ exterior loop e ＞ exterior loop d ＞ exterior loop c ＞ exterior loops b.
Outside line coil unit is attached first on stator core, the slot on stator core totally 48, according to following when installation
Each outside line coil unit is packed by sequence along clockwise direction：Exterior loop a~exterior loop b~exterior loop e~exterior loop a~outside line
Circle b~exterior loop a~exterior loop d~exterior loop a~exterior loop b~exterior loop a~exterior loop c~exterior loop a~exterior loop b~
Exterior loop a~exterior loop e ... is recycled to all slots for filling up entire stator core successively, is being packed into last 5 exterior loops
When unit, the slot receiving portion on the left of 5 outside line coil units by front end is needed to start, after being packed into all outside line coil units
It is flattened with tooling.
The interior lines coil unit includes the first interior loop 51, the second interior loop 52 and third interior loop 53, any of the above
Outside line coil unit is other than the second terminals length difference, other parts structure all same, according to the length of the second terminals
It is followed successively by from big to small：First interior loop, 51 the second interior loops of ＞, 52 ＞ thirds interior loop 53.
Interior lines coil unit is then installed, is in the following order along clockwise direction filled each interior lines coil unit when installation
Enter：The interior loop of the interior loop of the interior loop of first interior loop~second~first~second~the first interior loop~third interior loop~the
The interior loop ... of the interior loop of one interior loop~third interior loop~first~second is recycled to successively fills up entire stator core
All slots.
Then corresponding interior lines coil unit is attached using the first connecting line.
It is two concatenated phase windings in conjunction with shown in Figure 14, four coil units for being located at right side constitute a phase winding,
Four coil units positioned at left side constitute another phase winding, and the phase winding end on right side is connected with a phase line, left side
Phase winding is connected with the neutral conductor, is connected by first connecting line 6 between two phase windings.In the phase winding on right side, one
Second terminals of the second terminals of a interior lines coil unit and an outside line coil unit of adjacent position pass through the second connecting line 7
It is connected.
In conjunction with shown in Figure 15 and Figure 16, the phase winding being connect with same phase line includes 8, is per two adjacent series connection
One group, along totally 4 groups of stator core axis.The coil unit of other two phases is also according to same layout along the week of stator core
To arrangement.
The middle section of first connecting line of U-shaped is in stator core with circular arc-shaped, the first connecting line institute
Locate plane it is parallel with stator core end face, and the both ends of first connecting line form it is perpendicular with stator core end face
Longitudinal measure portion.
Second connecting line has the first curved portion and the second curved portion with stator core concentric, and the second arc
The radius in portion is more than the radius of the first curved portion, is formed between the first curved portion and the second curved portion for avoiding adjacent position the
First curved portion of two connecting lines, the evacuation bending part of the second curved portion；The outer end of first curved portion forms and stator core
The outer end in the perpendicular longitudinal measure portion in end face, the second curved portion forms the transverse weld portion parallel with stator core end face.
The first curved portion, the second curved portion of the second connecting line of adjacent position is made not to will produce interference using evacuation bending part, and
Conducive to the molding of both ends weld part.
It is mutual along the position of the two neighboring first connecting line relative stator iron core axis direction of stator core circumferential direction
It is staggered, the position of the first connecting line and the second connecting line relative stator iron core axis direction also mutually staggers；And described second connects
Wiring is with respect to the first connecting line far from stator core end face.
The distance of the 403 relative stator iron core end face of turning point of the coil unit be 25mm, first terminals away from
It is 30mm with a distance from stator core end face.
First connecting line, the layering setting of the second connecting line, are also in this way to separate progress in welding, reduce welding difficulty,
And every layer of solder joint is all uniformly distributed, and is avoided that wiring malfunctions.Second connecting line is more compared to the first connecting line quantity, and second
Connecting line extends to the most inner circumferential of stator coil from the most peripheral of stator coil, and weld most in this way is in outermost, weldering
It is the most convenient to connect, but also the smooth beauty of stator coil monnolithic case after connection.
In conjunction with shown in Figure 10 to Figure 13, when each coil unit is attached, first by the third interior lines of corresponding position
Circle 53 is connected using the first connecting line, is then attached the second interior loop 52 of corresponding position using the first connecting line 6, is connect
It and is attached the first interior loop 51 of corresponding position and the exterior loop a of corresponding position using the second connecting line 7.
The distance between first connecting line and the first terminals, the first connecting line of the second connecting line and upper layer, adjacent two
The distance between first connecting line of layer is 2-4mm.
In conjunction with shown in Fig. 1 to Fig. 3, the phase line and the neutral conductor are located at the periphery of outside line coil unit, the phase line and neutrality
Line is in integrally arc-shaped with stator core concentric.The second terminals of exterior loop b connect the neutral conductor 2, exterior loop c, outside line
Circle d, exterior loop e are separately connected three phase lines 3.
The neutral conductor is 10mm at a distance from stator core end face, between the phase line and the neutral conductor of the neutral conductor, and
The distance between two neighboring neutral conductor is 4-6mm.
The present invention is smaller in order to make the whole height of stator, and avoids using being spliced by sector in background technology
Stator core, the present invention is using the scheme compromised, by changing the construction and connection type of stator coil, in stator shaft orientation height
Under the premise of not obviously increasing, monoblock type is adapted to（It is whole in the circumferential）Stator core, avoid excessively high technology difficulty
Manufacturing cost is set to increase.
Specifically, each coil unit of the invention has multiturn, and a phase is formed after the series connection of the smaller number of process
Winding, coil unit each in this way can effortlessly be installed to the corresponding position on stator core, be installed in all coils unit
After finishing, by each coil unit by way of being directly connected to the connection of mating connection line, final stator coil is formed.
Wherein, between two coil units can not directly welding, using the connection parallel with stator core end face
Line is connected, and in this way compared to the scheme of background technology, the height that stator increases in the axial direction is about the thickness of the connecting line,
But it avoids using split type stator core, eliminates manufacture, assembly, fixed stator iron core this more complex technique stream
Journey, and can guarantee the overall stability and mechanical strength of stator.
Embodiment 2
The present embodiment be a kind of three phase electric machine, including stator described in embodiment 1 and positioned at the stator inner circumferential and with
The rotor of stator coaxial arrangement.
Claims (1)
1. a kind of three-phase motor stator, it is characterised in that：Include annular stator core and on stator core
Stator coil；
The stator core inner wall have it is multiple along stator core circumferentially equidistant arrangement accommodating inserting for the stator coil
Slot, the opening of each slot is towards the center of stator core；
The stator core along the axially stacked multiple magnetic links of stator core by constituting；
The stator coil includes multiple coil units, and each coil unit is wound by an enameled wire along stator core diameter
To -8 circle of 2 circle of stacking；
The global shape of coil unit after coiling and molding is：There are two the slot receiving portions being mutually parallel for tool, and are located at two
The turning part of two symmetrical shapes between a slot receiving portion；
For turning part tool there are two bevel edge portion, the both ends of coil unit are respectively the first terminals and the second terminals, described
First terminals are protruding along the direction parallel with slot receiving portion from two bevel edge portion centre positions, the second terminals edge
It is protruding slot receiving portion length direction；
More than two coil units in series constitute a phase winding, are located at two of same circumferential position on stator core
It is directly electrically connected by the first terminals between coil unit, two to be circumferentially staggeredly located out on stator core coil list
It is connected by the connecting line parallel with stator core end face between second terminals of member；
The coil unit is divided into according to the interior external position of its relative stator iron core radial direction close to the outer of stator core radial outside
Coil unit, and the interior lines coil unit close to stator core radially inner side；The outside line coil unit, interior lines coil unit edge respectively
Stator core circumferentially to be sequentially arranged in each slot；
The connecting line includes the first connecting line and the second connecting line of U-shaped；
Between second terminals of two interior lines coil units being circumferentially staggeredly located out on stator core by with stator iron
The first parallel connecting line of core end face is connected；
The second terminals and an outside line coil unit for an interior lines coil unit being circumferentially staggeredly located out on stator core
The second terminals between be connected by second connecting line parallel with stator core end face；
It is mutually staggered along the position of the two neighboring first connecting line relative stator iron core axis direction of stator core circumferential direction,
The position of first connecting line and the second connecting line relative stator iron core axis direction also mutually staggers；
The coil unit for being connected to same phase is included at least there are two the outside line coil unit, and two exterior loops
Unit has the second terminals that relative stator iron core axial position mutually staggers；
Second terminals of one of outside line coil unit connect a phase line, and the second terminals of another outside line coil unit connect
Connect to neutral；
Connect the second terminals that there is the outside line coil unit of not isopen relative stator iron core axial position to mutually stagger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610733778.2A CN106300716B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610445348.0A CN105914916B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator and motor |
| CN201610733778.2A CN106300716B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610445348.0A Division CN105914916B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator and motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106300716A CN106300716A (en) | 2017-01-04 |
| CN106300716B true CN106300716B (en) | 2018-08-03 |
Family
ID=56758995
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610733778.2A Expired - Fee Related CN106300716B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator |
| CN201610734150.4A Expired - Fee Related CN106300717B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator |
| CN201610734039.5A Expired - Fee Related CN106130213B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator |
| CN201610445348.0A Expired - Fee Related CN105914916B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator and motor |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610734150.4A Expired - Fee Related CN106300717B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator |
| CN201610734039.5A Expired - Fee Related CN106130213B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator |
| CN201610445348.0A Expired - Fee Related CN105914916B (en) | 2016-06-17 | 2016-06-17 | three-phase motor stator and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN106300716B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546877B (en) * | 2017-09-26 | 2023-11-03 | 浙江方正电机股份有限公司 | Three-phase flat wire motor stator and motor |
| CN109586457B (en) * | 2017-09-29 | 2021-04-20 | 比亚迪股份有限公司 | Stator assembly and motor and vehicle with same |
| CN109586450B (en) * | 2017-09-29 | 2022-01-07 | 比亚迪股份有限公司 | Stator assembly and motor and vehicle with same |
| CN109586464B (en) | 2017-09-29 | 2021-11-12 | 比亚迪股份有限公司 | Stator module, motor and vehicle |
| CN109586453B (en) * | 2017-09-29 | 2021-08-10 | 比亚迪股份有限公司 | Stator assembly and motor and vehicle with same |
| CN109586452B (en) * | 2017-09-29 | 2021-08-10 | 比亚迪股份有限公司 | Stator assembly and motor and vehicle with same |
| CN109586466B (en) * | 2017-09-29 | 2021-09-21 | 比亚迪股份有限公司 | Stator assembly and motor and vehicle with same |
| CN109586461B (en) * | 2017-09-29 | 2021-08-10 | 比亚迪股份有限公司 | Stator assembly and motor and vehicle with same |
| CN109586463B (en) * | 2017-09-29 | 2021-08-10 | 比亚迪股份有限公司 | Stator assembly and motor and vehicle with same |
| CN109586458B (en) * | 2017-09-29 | 2021-04-20 | 比亚迪股份有限公司 | Stator assembly and motor and vehicle with same |
| CN109586454B (en) * | 2017-09-29 | 2021-07-20 | 比亚迪股份有限公司 | Stator assembly and motor and vehicle with same |
| EP3748814A1 (en) * | 2019-06-07 | 2020-12-09 | Siemens Aktiengesellschaft | Stator for a rotating electric machine |
| CN110611387A (en) * | 2019-11-07 | 2019-12-24 | 重庆宗申电动力科技有限公司 | Phase winding, stator and motor |
| CN112928835B (en) * | 2019-12-05 | 2023-01-06 | 比亚迪股份有限公司 | Formed winding and motor with same |
| CN114552812B (en) * | 2022-03-29 | 2024-03-12 | 浙江极氪智能科技有限公司 | Motor stator and motor using same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0881751A2 (en) * | 1997-05-26 | 1998-12-02 | Denso Corporation | Stator cooling arrangement of alternator for vehicle |
| EP1109295A2 (en) * | 1999-12-14 | 2001-06-20 | Mitsubishi Denki Kabushiki Kaisha | Winding heads for the stator of an alternator |
| JP2013226028A (en) * | 2012-03-21 | 2013-10-31 | Sumitomo Electric Ind Ltd | Segment coil, manufacturing method of segment coil, and stator employing segment coil |
| JP5717327B2 (en) * | 2008-09-18 | 2015-05-13 | シーメンス アクチエンゲゼルシヤフトＳｉｅｍｅｎｓ Ａｋｔｉｅｎｇｅｓｅｌｌｓｃｈａｆｔ | Three stator winding groups for stators of electrical machines, stator arrangements, generators and wind turbines |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3551148B2 (en) * | 2000-11-30 | 2004-08-04 | 株式会社デンソー | AC generator for vehicles |
| US6794785B2 (en) * | 2002-06-26 | 2004-09-21 | Denso Corporation | Alternator for vehicles |
| JP4688003B2 (en) * | 2007-03-05 | 2011-05-25 | 株式会社デンソー | Rotating electric machine stator and rotating electric machine using the same |
| JP2009195011A (en) * | 2008-02-14 | 2009-08-27 | Hitachi Ltd | Generator for vehicle |
| JP5471867B2 (en) * | 2009-07-17 | 2014-04-16 | 株式会社デンソー | Rotating electric machine stator |
| JP2011182509A (en) * | 2010-02-26 | 2011-09-15 | Denso Corp | Stator for electric rotating machine |
| JP5292360B2 (en) * | 2010-06-10 | 2013-09-18 | トヨタ自動車株式会社 | motor |
| US8587177B2 (en) * | 2010-06-11 | 2013-11-19 | Toyota Jidosha Kabushiki Kaisha | Stator and method of manufacturing unit coil to be used therein |
| DE112012004494T5 (en) * | 2011-10-27 | 2014-07-17 | Toyota Jidosha Kabushiki Kaisha | Segment coil, method for producing the segment coil and stator with the segment coil |
| JP5741955B2 (en) * | 2012-02-20 | 2015-07-01 | 株式会社デンソー | Coil wire and coil wire bundle using the same |
| CN205753686U (en) * | 2016-06-17 | 2016-11-30 | 浙江方正电机股份有限公司 | three-phase motor stator and motor |
-
2016
- 2016-06-17 CN CN201610733778.2A patent/CN106300716B/en not_active Expired - Fee Related
- 2016-06-17 CN CN201610734150.4A patent/CN106300717B/en not_active Expired - Fee Related
- 2016-06-17 CN CN201610734039.5A patent/CN106130213B/en not_active Expired - Fee Related
- 2016-06-17 CN CN201610445348.0A patent/CN105914916B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0881751A2 (en) * | 1997-05-26 | 1998-12-02 | Denso Corporation | Stator cooling arrangement of alternator for vehicle |
| EP1109295A2 (en) * | 1999-12-14 | 2001-06-20 | Mitsubishi Denki Kabushiki Kaisha | Winding heads for the stator of an alternator |
| JP5717327B2 (en) * | 2008-09-18 | 2015-05-13 | シーメンス アクチエンゲゼルシヤフトＳｉｅｍｅｎｓ Ａｋｔｉｅｎｇｅｓｅｌｌｓｃｈａｆｔ | Three stator winding groups for stators of electrical machines, stator arrangements, generators and wind turbines |
| JP2013226028A (en) * | 2012-03-21 | 2013-10-31 | Sumitomo Electric Ind Ltd | Segment coil, manufacturing method of segment coil, and stator employing segment coil |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106130213B (en) | 2018-11-13 |
| CN105914916B (en) | 2018-04-03 |
| CN106130213A (en) | 2016-11-16 |
| CN106300716A (en) | 2017-01-04 |
| CN105914916A (en) | 2016-08-31 |
| CN106300717A (en) | 2017-01-04 |
| CN106300717B (en) | 2018-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106300716B (en) | three-phase motor stator | |
| JP6058146B2 (en) | Rotating electric machine | |
| US9859764B2 (en) | Rotary electric machine with distributed armature winding | |
| EP3057205B1 (en) | Rotating electric machine stator | |
| US10236738B2 (en) | Rotary electric machine | |
| US7800273B2 (en) | AC electric rotating machine with multiphase stator coils | |
| CN101689777A (en) | Stator for rotating electric device, and rotating electric device using the stator | |
| JP6261809B2 (en) | Stator and rotating electric machine | |
| KR20130107250A (en) | Hollow-cylindrical coreless winding | |
| CN104350667A (en) | Stator | |
| JP2014007938A (en) | Rotary electric machine and process of manufacturing the same | |
| JP6638629B2 (en) | Rotating electric machine stator | |
| JP5915151B2 (en) | Motor coil | |
| CN111934462B (en) | Motor stator winding, stator and motor | |
| JP2014217136A (en) | Stator | |
| CN115051492A (en) | Motor | |
| JP6611985B2 (en) | Rotating electric machine | |
| US8272119B2 (en) | Method of forming coil assembly for stator | |
| CN205753686U (en) | three-phase motor stator and motor | |
| JP2019205230A (en) | Rotary electric machine stator manufacturing method | |
| JP2011097793A (en) | Coil and coil set | |
| JP2023147429A (en) | Manufacturing method of coil unit | |
| JP5874438B2 (en) | Distributed winding stator for rotating electrical machine and method for manufacturing distributed winding stator for rotating electrical machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 |