CN108448757B - Lundell pole-changing generator rotor - Google Patents
Lundell pole-changing generator rotor Download PDFInfo
- Publication number
- CN108448757B CN108448757B CN201810429973.5A CN201810429973A CN108448757B CN 108448757 B CN108448757 B CN 108448757B CN 201810429973 A CN201810429973 A CN 201810429973A CN 108448757 B CN108448757 B CN 108448757B
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- pole
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- pawl pole
- core
- rotor core
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- 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
- H02K1/145—Stator cores with salient poles having an annular coil, e.g. of the claw-pole type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
- H02K13/003—Structural associations of slip-rings
-
- 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
- H02K3/18—Windings for salient poles
-
- 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
- H02K3/51—Fastening of winding heads, equalising connectors, or connections thereto applicable to rotors only
Abstract
The present invention is a kind of Lundell pole-changing generator rotor, is related to a kind of generator amature, including shaft, rotor-exciting component, slide ring portion one, slide ring portion two.When the generator amature is applied to pole-changing automobile current generator, according to the revolving speed of the generator amature, change simultaneously two pole polarity of pawl pole one and pawl pole, rotor magnetic pole number is more when the generator amature being made to be in slow-speed of revolution operating status, and rotor magnetic pole number is few when the generator amature being made to be in high revolving speed operating status.The generator amature reduces rotor magnetic pole number when being in high revolving speed operating status, and the ac frequency decline for promoting the stator winding for the stator component being used cooperatively with the generator amature to generate reduces stator core eddy-current loss, improves automobile generating engine efficiency.
Description
Technical field
The present invention is a kind of Lundell pole-changing generator rotor, is related to a kind of generator amature, more particularly to one kind
The Lundell pole-changing generator rotor of magnetic pole number of poles can be changed applied to automotive field.
Background technique
General-utility car generator system is made of automobile current generator, silicon rectifier, voltage regulator three parts.General-utility car
Generator belongs to three-phase synchronous generator, and threephase stator winding is equipped on stator core, and rotor is divided into phase-wound rotor
With two kinds of structure types of permanent magnet rotor, magnet exciting coil and slip ring are installed on phase-wound rotor, are equipped on permanent magnet rotor
Permanent magnet, two kinds of rotors are all made of Lundell magnetic pole.Permanent magnet rotor is generally used for kart generator.Automobile current generator is fixed
The alternating current of sub- winding output is rectified into direct current by silicon rectifier.
Automobile current generator is driven by automobile engine, and fixed conveyor is equipped between automobile engine and automobile current generator
The transmission device of ratio, automobile generator rotor often rotate a circle, and every phase stator winding generates quantity week identical as rotor magnetic pole number
The AC electromotive force of phase.The revolving speed of automobile engine be not it is constant, petrol engine maximum speed is (i.e. idle with minimum speed
Speed) about eight times of difference, diesel engine maximum speed is differed with minimum speed (i.e. idling) also three times or more.
Total magnetic of generator output voltage and every phase stator winding circle, all magnetic poles of generator amature same pole polarity
Flux, output ac frequency are proportional.Export ac frequency and generator magnetic pole the number of poles, (power generation of generator amature revolving speed
Machine input speed) it is proportional.Generator amature revolving speed is uncontrollable, changes total magnetic flux by change rotor excitation current,
It is finally reached the purpose of regulator generator output voltage, which is realized by the voltage regulator of automobile current generator system.
Generator amature revolving speed increases, and makes to export ac frequency increase, and stator core eddy-current loss increases, and leads to stator
Iron core fever, automobile generating engine efficiency reduce.If the magnetic pole of the stator number of poles and rotor magnetic of automobile current generator can be changed simultaneously
Pole number of poles changes the magnetic pole of the stator number of poles and rotor magnetic of automobile current generator when generator amature is in high revolving speed operating status
Pole number of poles is low numerical value, then makes to export ac frequency decline, reduce stator core eddy-current loss, improve automobile current generator effect
Rate.
It is fixed that the three-phase distribution stator winding of automobile current generator can be changed by the mode of connection of change winding coil
Sub- magnetic pole number of poles.The existing generator amature using Lundell magnetic pole cannot change rotor magnetic pole number of poles.
Summary of the invention
The purpose of the present invention is overcoming the rotor speed increase of general-utility car generator to make to export ac frequency increase, lead
The shortcomings that causing stator core fever, automobile generating engine efficiency to reduce, automobile generator rotor magnetic pole pole can be changed by providing one kind
Several Lundell pole-changing generator rotors, the rotor are used cooperatively with the stator component that can change magnetic pole number of poles, and realizing reduces
Stator core eddy-current loss improves automobile generating engine efficiency purpose.Embodiment of the present invention is as follows:
The generator amature includes shaft, rotor-exciting component, slide ring portion one, slide ring portion two.Rotor-exciting portion
Part includes magnetic shield, rotor core one, magnet exciting coil one, coil rack one, rotor core two, rotor core three, magnet exciting coil
Two, coil rack two, rotor core four.Slide ring portion one includes slip ring one, slip ring two, insulation sleeve one, binding post one, insulation tube
One, binding post two.Slide ring portion two includes slip ring three, slip ring four, binding post three, insulation sleeve two, insulation tube two, binding post four.
Slide ring portion one, rotor-exciting component, slide ring portion two are sequentially arranged at shaft radial outside.
The magnet exciting coil two of rotor-exciting component makes several three pole polarities of pawl pole and rotor core of rotor core three
Four several four pole polarities of pawl pole opposite pole each other, and in the generator amature operational process, three He of pawl pole
Four pole polarity of pawl pole is constant.
The magnet exciting coil one of rotor-exciting component makes several one pole polarities of pawl pole and rotor core of rotor core one
Two several two pole polarities of pawl pole opposite pole each other, and in the generator amature operational process, according to described
The revolving speed of generator amature changes simultaneously two pole polarity of pawl pole one and pawl pole, and the generator amature is made to be in slow-speed of revolution fortune
Rotor magnetic pole number is more when row state, and rotor magnetic pole number is few when the generator amature being made to be in high revolving speed operating status.Make simultaneously
And the stator magnet number of poles for the stator component that the generator amature is used cooperatively is identical as rotor magnetic pole number.The generator amature
Rotor magnetic pole number is reduced when in high revolving speed operating status, promotes determining for the stator component being used cooperatively with the generator amature
The ac frequency decline that sub- winding generates.
Shaft is cylindrical.Magnetic shield is cylindrical, is magnetic shield axis hole among magnetic shield axial end face, and magnetic shield is radial
It is positioning shaft shoulder among outside, positioning shaft shoulder both ends are shaft part one, shaft part two respectively.
One radial section of coil rack is frame center hole, coil rack among one axial end face of coil rack in a ring
It is skeleton wire casing among one radial outside, magnet exciting coil one is mounted in the skeleton wire casing of coil rack one, one axis of coil rack
There are two line outlet grooves on end face.The both threads circle wiring of magnet exciting coil one is passed through from the line outlet groove of coil rack one.Coil
Skeleton one, magnet exciting coil one form excitation winding component one.Coil rack two is identical as one structure of coil rack.Coil rack two
Radial section in a ring, is frame center hole among two axial end face of coil rack, is bone among two radial outside of coil rack
Stringing slot, magnet exciting coil two are mounted in the skeleton wire casing of coil rack two, and there are two outlets on two axial end face of coil rack
Slot.The both threads circle wiring of magnet exciting coil two is passed through from the line outlet groove of coil rack two.Two groups of coil rack two, magnet exciting coil
At excitation winding component two.
It is annular core one among rotor core one is axial, is iron core axis hole, one axis of annular core among annular core one
The radial outside of one end to the left is annular magnet yoke one, and one radial outside of annular magnet yoke is evenly equipped with several magnetic yoke magnet isolation tanks, phase
It is cylindricality magnetic yoke one between adjacent two magnetic yoke magnet isolation tanks, each one radial outside of cylindricality magnetic yoke has the pawl pole of a tile shape
One, one radial outside of cylindricality magnetic yoke of rotor core one and the radially inner side of the axial left side one end of pawl pole one link together.
It is annular core two among rotor core two is axial, is iron core axis hole, two axis of annular core among annular core two
The radial outside of one end is annular magnet yoke two to the right, and two radial outside of annular magnet yoke is evenly equipped with several magnetic yoke magnet isolation tanks, phase
It is cylindricality magnetic yoke two between adjacent two magnetic yoke magnet isolation tanks, each two radial outside of cylindricality magnetic yoke has the pawl pole of a tile shape
Two, two radial outside of cylindricality magnetic yoke of rotor core two and the radially inner side of pawl pole two link together, and are two axis of pawl pole
It links together to the radially inner side position of center running fix shaft shoulder axial length to the left with two radial outside of cylindricality magnetic yoke.
It is annular core three among rotor core three is axial, is iron core axis hole, three axis of annular core among annular core three
The radial outside of one end to the left is annular magnet yoke three, and three radial outside of annular magnet yoke is evenly equipped with several magnetic yoke magnet isolation tanks, phase
It is cylindricality magnetic yoke three between adjacent two magnetic yoke magnet isolation tanks, each three radial outside of cylindricality magnetic yoke has the pawl pole of a tile shape
Three, three radial outside of cylindricality magnetic yoke of rotor core three and the radially inner side of pawl pole three link together, and are three axis of pawl pole
To center, the radially inner side position of running fix shaft shoulder axial length links together with three radial outside of cylindricality magnetic yoke to the right.
It is annular core four among rotor core four is axial, is iron core axis hole, four axis of annular core among annular core four
The radial outside of one end is annular magnet yoke four to the right, and four radial outside of annular magnet yoke is evenly equipped with several magnetic yoke magnet isolation tanks, phase
It is cylindricality magnetic yoke four between adjacent two magnetic yoke magnet isolation tanks, each four radial outside of cylindricality magnetic yoke has the pawl pole of a tile shape
Four, four radial outside of cylindricality magnetic yoke of rotor core four and the radially inner side of the axial right side one end of pawl pole four link together.
For rotor-exciting component in assembly, one diameter of shaft part that the iron core axis hole of rotor core two is mounted on magnetic shield is outside
Side, and two right end face of annular magnet yoke of rotor core two and the positioning shaft shoulder left end face of magnetic shield is made to contact with each other.So
Excitation winding component one is mounted between the annular core two of rotor core two and pawl pole two afterwards.The iron core of rotor core one
Axis hole is mounted on one radial outside of shaft part of magnetic shield, and excitation winding component one is made to be mounted on the annular core one of rotor core one
Between pawl pole one.Make one right end face of annular core of rotor core one and two left end face of annular core of rotor core two
It contacts with each other.And so that the pawl pole one of rotor core one is mounted on the magnetic yoke magnet isolation tank radial outside of rotor core two, make rotor
The pawl pole two of iron core two is mounted on the magnetic yoke magnet isolation tank radial outside of rotor core one.And make the pawl of each rotor core one
Pole one is adjacent in circumferencial direction with the pawl pole two of rotor core two, pawl pole one and pawl pole two circumferencial direction be separated by a pawl pole every
Magnetic gap distance.
The iron core axis hole of rotor core three is mounted on two radial outside of shaft part of magnetic shield, and makes rotor core three
Three left end face of annular magnet yoke and the positioning shaft shoulder right end face of magnetic shield contact with each other.Then excitation winding component two is installed
Between the annular core three and pawl pole three of rotor core three.The iron core axis hole of rotor core four is mounted on the shaft part of magnetic shield
Two radial outsides are mounted on excitation winding component two between the annular core four of rotor core four and pawl pole four.Make rotor iron
Four left end face of annular core of core four contacts with each other with three right end face of annular core of rotor core three.And make rotor iron
The pawl pole three of core three is mounted on the magnetic yoke magnet isolation tank radial outside of rotor core four, is mounted on the pawl pole four of rotor core four and turns
The magnetic yoke magnet isolation tank radial outside of sub- iron core three.And make the pawl pole three of each rotor core three and the pawl pole of rotor core four
Four is adjacent in circumferencial direction, and pawl pole three is separated by a pawl pole every magnetic gap distance in circumferencial direction with pawl pole four.
After rotor-exciting component assembling, the annular magnetic of annular magnet yoke two right end faces and rotor core three of rotor core two
Axial gap is shaft shoulder circumferencial direction gap between magnetic gap, the adjacent pawl pole of all rotor cores between three left end face of yoke
It is pawl pole radial clearance between magnetic gap, the pawl pole of each rotor core and the magnetic yoke magnet isolation tank of other rotor cores is slot
It is spaced magnetic gap.The magnetic yoke magnet isolation tank radial outside of each rotor core is separately installed with the pawl of three other rotor cores
Pole.Pawl pole one, pawl pole two, pawl pole three, pawl pole four are in rotor-exciting component radial outside along clockwise or counter-clockwise successively
Arrangement.
Binding post one is cylindrical.Binding post two is cylindrical.In a ring, insulation sleeve one is cylindrical, absolutely for insulation tube one
It is insulation sleeve axis hole that edge, which covers among an axial end face,.In a ring, two axial end face of slip ring has a binding post solid to slip ring two respectively
Determine hole and an insulation tube fixation hole, insulation tube one is mounted in the insulation tube fixation hole of slip ring two, one end peace of binding post two
In the binding post fixation hole of slip ring two.In a ring, one axial end face of slip ring has a binding post fixation hole, wiring to slip ring one
One end of column one is mounted in the binding post fixation hole of slip ring one, and one middle position of binding post is mounted in insulation tube one.Slip ring
When component one assembles, slip ring one, slip ring two are sequentially arranged at one radial outside of insulation sleeve, had between slip ring one, slip ring two absolutely
Intermarginal gap.Binding post one, two other end of binding post are located at the axially external of slip ring two.
Binding post three is cylindrical.Binding post four is cylindrical.In a ring, insulation sleeve two is cylindrical, absolutely for insulation tube two
It is insulation sleeve axis hole that edge, which covers among two axial end faces,.In a ring, three axial end face of slip ring has a binding post solid to slip ring three respectively
Determine hole and an insulation tube fixation hole, insulation tube two is mounted in the insulation tube fixation hole of slip ring three, one end peace of binding post three
In the binding post fixation hole of slip ring three.In a ring, four axial end face of slip ring has a binding post fixation hole, wiring to slip ring four
One end of column four is mounted in the binding post fixation hole of slip ring four, and four middle position of binding post is mounted in insulation tube two.Slip ring
When component two assembles, slip ring three, slip ring four are sequentially arranged at two radial outside of insulation sleeve, had between slip ring three, slip ring four absolutely
Intermarginal gap.Binding post three, four other end of binding post are located at the axially external of slip ring three.
The generator amature assembly when, shaft middle section be sequentially inserted into insulation sleeve one insulation sleeve axis hole and every
In the magnetic shield axis hole of magnetosheath and the insulation sleeve axis hole of insulation sleeve two, make slide ring portion one, rotor-exciting component, slide ring portion
Two are sequentially arranged at shaft radial outside, and make the both threads circle wiring of magnet exciting coil one respectively with binding post one and binding post
Two other end welds together, and keeps the both threads circle wiring of magnet exciting coil two another with binding post three and binding post four respectively
End welds together.
The generator amature with can change the stator component fit applications of magnetic pole number of poles when automobile current generator, work
It is as process:
The generator amature is applied to 12 poles/sextupole pole-changing automobile current generator, and is in slow-speed of revolution operating status
When, magnet exciting coil two connects DC power supply, and magnet exciting coil two makes three three radially-outer surfaces of pawl pole of rotor core three that the pole S be presented
Pole polarity, magnet exciting coil two make three four radially-outer surfaces of pawl pole of rotor core four that the pole N pole polarity be presented.It is same with this
When, magnet exciting coil one is positive to connect DC power supply, and magnet exciting coil one makes three one radially-outer surfaces of pawl pole of rotor core one be in
The existing pole s pole polarity, magnet exciting coil one make three two radially-outer surfaces of pawl pole of rotor core two that the pole n pole polarity be presented.Appoint
Anticipating, opposite pole polarity, pawl pole one, pawl pole two, pawl pole three, pawl pole four are total to group each other for two neighboring pawl pole radially-outer surface presentation
At 12 rotor magnetic poles.
The generator amature is applied to 12 poles/sextupole pole-changing automobile current generator, and is in high revolving speed operating status
When, magnet exciting coil two connects DC power supply, and magnet exciting coil two makes three three radially-outer surfaces of pawl pole of rotor core three that the pole S be presented
Pole polarity, magnet exciting coil two make three four radially-outer surfaces of pawl pole of rotor core four that the pole N pole polarity be presented.It is same with this
When, magnet exciting coil one reversely connects DC power supply, and magnet exciting coil one makes three one radially-outer surfaces of pawl pole of rotor core one be in
The existing pole n pole polarity, magnet exciting coil one make three two radially-outer surfaces of pawl pole of rotor core two that the pole s pole polarity be presented.Phase
Adjacent pawl pole one and pawl pole four form the pole a N rotor magnetic pole, and adjacent pawl pole two and pawl pole three form the pole a S rotor magnetic pole, pawl
Pole one, pawl pole two, pawl pole three, pawl pole four form six rotor magnetic poles altogether.
When the generator amature is applied to pole-changing automobile current generator, magnet exciting coil two makes several pawl poles three and pawl pole four
Pole polarity opposite pole each other, and in the generator amature operational process, pawl pole three and four pole polarity of pawl pole are not
Become.Magnet exciting coil one makes several pawl poles one and two pole polarity of pawl pole opposite pole each other, and in the generator amature
In operational process, according to the revolving speed of the generator amature, two pole polarity of pawl pole one and pawl pole is changed simultaneously, the power generation is made
Rotor magnetic pole number is more when machine rotor is in slow-speed of revolution operating status, turns when the generator amature being made to be in high revolving speed operating status
Sub- number of magnetic poles is few.The generator amature reduces rotor magnetic pole number when being in high revolving speed operating status, promotes and the generator
The ac frequency decline that the stator winding for the stator component that rotor engagement uses generates, reduces stator core eddy-current loss, mentions
High automobile generating engine efficiency.
Detailed description of the invention
Fig. 1 is the axonometric drawing of the generator amature.
Fig. 2 is the isometric cutaway view of the generator amature.
Fig. 3 is the axonometric drawing of slide ring portion one or slide ring portion two.
Fig. 4 is the axonometric drawing of rotor-exciting component.
Fig. 5 is the axonometric drawing of magnetic shield.
Fig. 6 is the axonometric drawing of rotor core one.
Fig. 7 is the axonometric drawing of rotor core two.
Fig. 8 is the axonometric drawing of rotor core three.
Fig. 9 is the axonometric drawing of rotor core four.
Figure 10 is the axonometric drawing of excitation winding component one or excitation winding component two.
Figure 11 is the schematic diagram of the generator amature axial direction cutting.
Figure 12 is the generator rotor field distribution schematic diagram.Magnetic pole of the stator is 12 poles.
Figure 13 is the generator rotor field distribution schematic diagram.Magnetic pole of the stator is sextupole.
Capital N and S represent the pole polarity of excitation winding component two in Figure of description.Lowercase n and behalf
The pole polarity of excitation winding component one.
Shaft 1, slip ring 1, slip ring 23, magnetic shield 4, rotor core 1, magnet exciting coil 1, coil are labeled in figure
Skeleton 1, rotor core 28, slip ring 39, slip ring 4 10, insulation sleeve 1, binding post 1, insulation tube 1, rotor iron
Core 3 14, magnet exciting coil 2 15, coil rack 2 16, rotor core 4 17, binding post 3 18, insulation sleeve 2 19, binding post two
20, insulation tube 2 21, binding post 4 22, magnetic shield axis hole 23, shaft part 1, positioning shaft shoulder 25, shaft part 2 26, cylindricality magnetic yoke one
27, magnetic yoke magnet isolation tank 28, annular core 1, annular magnet yoke 1, iron core axis hole 31, pawl pole 1, pawl pole 2 33, pawl pole three
34, pawl pole 4 35, frame center hole 36, line outlet groove 37, pawl pole are every magnetic gap 38, the shaft shoulder every magnetic gap 39, slot interval magnetic gap
40, annular core 2 41, annular magnet yoke 2 42, cylindricality magnetic yoke 2 43, annular core 3 44, annular magnet yoke 3 45, cylindricality magnetic yoke
3 46, annular core 4 47, annular magnet yoke 4 48, cylindricality magnetic yoke 4 49.
Specific embodiment
The present invention is further discussed below with reference to the accompanying drawing.
Referring to Fig.1, Fig. 2, the generator amature include shaft 1, rotor-exciting component, slide ring portion one, slide ring portion
Two.Rotor-exciting component includes magnetic shield 4, rotor core 1, magnet exciting coil 1, coil rack 1, rotor core 28, turns
Sub- iron core 3 14, magnet exciting coil 2 15, coil rack 2 16, rotor core 4 17.Slide ring portion one includes slip ring 1, slip ring
23, insulation sleeve 1, binding post 1, insulation tube 1, binding post 2 20.Slide ring portion two includes slip ring 39, slip ring four
10, binding post 3 18, insulation sleeve 2 19, insulation tube 2 21, binding post 4 22.Slide ring portion one, rotor-exciting component, slip-ring part
Part two is sequentially arranged at 1 radial outside of shaft.
The magnet exciting coil 2 15 of rotor-exciting component makes several 3 34 pole polarities of pawl pole of rotor core 3 14 and turns
Several 4 35 pole polarities of pawl pole of sub- iron core 4 17 opposite pole each other, and in the generator amature operational process
In, pawl pole 3 34 and 4 35 pole polarity of pawl pole are constant.
The magnet exciting coil 1 of rotor-exciting component makes several one 32 pole polarities of pawl pole and rotor of rotor core 1
Several 2 33 pole polarities of pawl pole of iron core 28 opposite pole each other, and in the generator amature operational process, root
According to the revolving speed of the generator amature, 2 33 pole polarity of pawl pole 1 and pawl pole is changed simultaneously, is made at the generator amature
Rotor magnetic pole number is more when slow-speed of revolution operating status, rotor magnetic pole number when the generator amature being made to be in high revolving speed operating status
It is few.Make simultaneously and the stator magnet number of poles of stator component that the generator amature is used cooperatively is identical as rotor magnetic pole number.It is described
Generator amature reduces rotor magnetic pole number when being in high revolving speed operating status, promotes to determine with what the generator amature was used cooperatively
The ac frequency decline that the stator winding of subassembly generates.
Referring to figs. 1 to Figure 11, shaft 1 is cylindrical.Magnetic shield 4 is cylindrical, is every magnetic among 4 axial end face of magnetic shield
Axis hole 23 is covered, is positioning shaft shoulder 25 among 4 radial outside of magnetic shield, 25 both ends of positioning shaft shoulder are shaft part 1, shaft part two respectively
26。
One 7 radial section of coil rack is frame center hole 36, coil among one 7 axial end face of coil rack in a ring
It is skeleton wire casing among one 7 radial outside of skeleton, magnet exciting coil 1 is mounted in the skeleton wire casing of coil rack 1, coil bone
There are two line outlet grooves 37 on one 7 axial end face of frame.Line outlet groove of the both threads circle wiring of magnet exciting coil 1 from coil rack 1
It is passed through in 37.Coil rack 1, magnet exciting coil 1 form excitation winding component one.Coil rack 2 16 and coil rack 1
Structure is identical.2 16 radial section of coil rack is frame center hole 36, line among 2 16 axial end face of coil rack in a ring
It is skeleton wire casing among 2 16 radial outside of ring framework, magnet exciting coil 2 15 is mounted in the skeleton wire casing of coil rack 2 16,
There are two line outlet grooves 37 on 2 16 axial end face of coil rack.The both threads circle wiring of magnet exciting coil 2 15 is from coil rack 2 16
Line outlet groove 37 in pass through.Coil rack 2 16, magnet exciting coil 2 15 form excitation winding component two.
It is annular core 1 among rotor core 1 is axial, is iron core axis hole 31, annular iron among annular core 1
The radial outside of the axial left side one end of core 1 is annular magnet yoke 1, and one 30 radial outside of annular magnet yoke is evenly equipped with several magnetic
Yoke magnet isolation tank 28 is cylindricality magnetic yoke 1 between two neighboring magnetic yoke magnet isolation tank 28, each one 27 radial outside of cylindricality magnetic yoke
There are the pawl pole 1 of a tile shape, the axial left side one of one 27 radial outside of cylindricality magnetic yoke and pawl pole 1 of rotor core 1
The radially inner side at end links together.
It is annular core 2 41 among rotor core 28 is axial, is iron core axis hole 31, annular iron among annular core 2 41
The radial outside of the axial right side one end of core 2 41 is annular magnet yoke 2 42, and 2 42 radial outside of annular magnet yoke is evenly equipped with several magnetic
Yoke magnet isolation tank 28 is cylindricality magnetic yoke 2 43 between two neighboring magnetic yoke magnet isolation tank 28, each 2 43 radial outside of cylindricality magnetic yoke
There are the pawl pole 2 33 of a tile shape, the radially inner side of cylindricality magnetic yoke 2 43 radial outside and pawl pole 2 33 of rotor core 28
Link together, and be 2 33 axial centre of the pawl pole radially inner side position of 25 axial length of the running fix shaft shoulder to the left with
2 43 radial outside of cylindricality magnetic yoke links together.
It is annular core 3 44 among rotor core 3 14 is axial, is iron core axis hole 31 among annular core 3 44, annular
The radial outside of the axial left side one end of iron core 3 44 is annular magnet yoke 3 45, and 3 45 radial outside of annular magnet yoke is evenly equipped with several
Magnetic yoke magnet isolation tank 28 is cylindricality magnetic yoke 3 46 between two neighboring magnetic yoke magnet isolation tank 28, each 3 46 diameter of cylindricality magnetic yoke is outside
There is the pawl pole 3 34 of a tile shape in side, and 3 46 radial outside of cylindricality magnetic yoke of rotor core 3 14 and the diameter of pawl pole 3 34 are inside
Side links together, and is the radially inner side position of 3 34 axial centre of pawl pole, 25 axial length of the running fix shaft shoulder to the right
It links together with 3 46 radial outside of cylindricality magnetic yoke.
It is annular core 4 47 among rotor core 4 17 is axial, is iron core axis hole 31 among annular core 4 47, annular
The radial outside of the axial right side one end of iron core 4 47 is annular magnet yoke 4 48, and 4 48 radial outside of annular magnet yoke is evenly equipped with several
Magnetic yoke magnet isolation tank 28 is cylindricality magnetic yoke 4 49 between two neighboring magnetic yoke magnet isolation tank 28, each 4 49 diameter of cylindricality magnetic yoke is outside
There are the pawl pole 4 35 of a tile shape, the axial right side of 4 49 radial outside of cylindricality magnetic yoke and pawl pole 4 35 of rotor core 4 17 in side
The radially inner side of one end links together.
Rotor-exciting component is mounted on the iron core axis hole 31 of rotor core 28 shaft part 1 of magnetic shield 4 in assembly
Radial outside, and make 2 42 right end face of annular magnet yoke of rotor core 28 and 25 left end face of positioning shaft shoulder of magnetic shield 4
It contacts with each other.Then excitation winding component one is mounted between the annular core 2 41 of rotor core 28 and pawl pole 2 33.?
The iron core axis hole 31 of rotor core 1 is mounted on one 24 radial outside of shaft part of magnetic shield 4, is mounted on excitation winding component one
Between the annular core 1 and pawl pole 1 of rotor core 1.Make one 29 right end face of annular core of rotor core 1 with
2 41 left end face of annular core of rotor core 28 contacts with each other.And it is mounted on the pawl pole 1 of rotor core 1 to turn
28 radial outside of magnetic yoke magnet isolation tank of sub- iron core 28, makes the pawl pole 2 33 of rotor core 28 be mounted on the magnetic of rotor core 1
28 radial outside of yoke magnet isolation tank.And the pawl pole 1 for making each rotor core 1 and the pawl pole 2 33 of rotor core 28 exist
Circumferencial direction is adjacent, and pawl pole 1 is separated by a pawl pole every 38 distance of magnetic gap in circumferencial direction with pawl pole 2 33.
The iron core axis hole 31 of rotor core 3 14 is mounted on 2 26 radial outside of shaft part of magnetic shield 4, and makes rotor
3 45 left end face of annular magnet yoke of iron core 3 14 contacts with each other with 25 right end face of positioning shaft shoulder of magnetic shield 4.Then encouraging
Magnetic coil assembly two is mounted between the annular core 3 44 of rotor core 3 14 and pawl pole 3 34.The iron of rotor core 4 17
Core axle hole 31 is mounted on 2 26 radial outside of shaft part of magnetic shield 4, and excitation winding component two is made to be mounted on rotor core 4 17
Between annular core 4 47 and pawl pole 4 35.Make 4 47 left end face of annular core and rotor core 3 14 of rotor core 4 17
3 44 right end face of annular core contact with each other.And the pawl pole 3 34 of rotor core 3 14 is made to be mounted on rotor core 4 17
28 radial outside of magnetic yoke magnet isolation tank, so that the pawl pole 4 35 of rotor core 4 17 is mounted on the magnetic yoke magnet isolation tank of rotor core 3 14
28 radial outsides.And the pawl pole 3 34 for making each rotor core 3 14 and the pawl pole 4 35 of rotor core 4 17 are in circumference side
To adjacent, pawl pole 3 34 and pawl pole 4 35 are separated by a pawl pole every 38 distance of magnetic gap in circumferencial direction.
After rotor-exciting component assembling, 2 42 right end face of annular magnet yoke and the rotor core 3 14 of rotor core 28
Axial gap is shaft shoulder circle between magnetic gap 39, the adjacent pawl pole of all rotor cores between 3 45 left end face of annular magnet yoke
Circumferential direction gap is pawl pole every magnetic gap 38, the magnetic yoke magnet isolation tanks 28 of the pawl pole of each rotor core and other rotor cores it
Between radial clearance be slot interval magnetic gap 40.28 radial outside of magnetic yoke magnet isolation tank of each rotor core is separately installed with three
The pawl pole of other rotor cores.Pawl pole 1, pawl pole 2 33, pawl pole 3 34, pawl pole 4 35 are in rotor-exciting component radial outside
Along being arranged successively clockwise or counter-clockwise.
Binding post 1 is cylindrical.Binding post 2 20 is cylindrical.In a ring, insulation sleeve 1 is in circle for insulation tube 1
Tubular is insulation sleeve axis hole among one 11 axial end face of insulation sleeve.In a ring, 23 axial end face of slip ring has one to slip ring 23 respectively
A binding post fixation hole and an insulation tube fixation hole, insulation tube 1 are mounted in the insulation tube fixation hole of slip ring 23, wiring
One end of column 2 20 is mounted in the binding post fixation hole of slip ring 23.In a ring, one 2 axial end face of slip ring has one to slip ring 1
Binding post fixation hole, one end of binding post 1 are mounted in the binding post fixation hole of slip ring 1, one 12 middle position of binding post
It is mounted in insulation tube 1.When slide ring portion one assembles, it is radial that slip ring 1, slip ring 23 are sequentially arranged at insulation sleeve 1
There is clearance for insulation in outside between slip ring 1, slip ring 23.Binding post 1,2 20 other end of binding post are located at slip ring 23
It is axially external.
Binding post 3 18 is cylindrical.Binding post 4 22 is cylindrical.In a ring, insulation sleeve 2 19 is in circle for insulation tube 2 21
Tubular is insulation sleeve axis hole among 2 19 axial end face of insulation sleeve.In a ring, 39 axial end face of slip ring has one to slip ring 39 respectively
A binding post fixation hole and an insulation tube fixation hole, insulation tube 2 21 are mounted in the insulation tube fixation hole of slip ring 39, wiring
One end of column 3 18 is mounted in the binding post fixation hole of slip ring 39.In a ring, 4 10 axial end face of slip ring has one to slip ring 4 10
A binding post fixation hole, one end of binding post 4 22 are mounted in the binding post fixation hole of slip ring 4 10, among binding post 4 22
Position is mounted in insulation tube 2 21.When slide ring portion two assembles, slip ring 39, slip ring 4 10 are sequentially arranged at insulation sleeve two
19 radial outsides have clearance for insulation between slip ring 39, slip ring 4 10.Binding post 3 18,4 22 other end of binding post are located at
Slip ring 39 it is axially external.
The generator amature is sequentially inserted into 1 middle section of shaft the insulation sleeve axis hole of insulation sleeve 1 in assembly
In the magnetic shield axis hole 23 of magnetic shield 4 and the insulation sleeve axis hole of insulation sleeve 2 19, make slide ring portion one, rotor-exciting portion
Part, slide ring portion two are sequentially arranged at 1 radial outside of shaft, and make the both threads circle wiring of magnet exciting coil 1 respectively with connect
The other end of terminal 1 and binding post 2 20 welds together, make the both threads circle wiring of magnet exciting coil 2 15 respectively with wiring
The other end of column 3 18 and binding post 4 22 welds together.
Referring to Fig.1, to Figure 13, the generator amature cooperates with the stator component that can change magnetic pole number of poles by Fig. 2, Figure 11
When applied to automobile current generator, the course of work is:
The generator amature is applied to 12 poles/sextupole pole-changing automobile current generator, and is in slow-speed of revolution operating status
When, magnet exciting coil 2 15 connects DC power supply, and magnet exciting coil 2 15 makes the radial appearance of three pawl poles 3 34 of rotor core 3 14
The pole S pole polarity is presented in face, and magnet exciting coil 2 15 makes three 4 35 radially-outer surfaces of pawl pole of rotor core 4 17 that the pole N magnetic be presented
Pole polarity.At the same time, magnet exciting coil 1 is positive connects DC power supply, and magnet exciting coil 1 makes three pawls of rotor core 1
The pole s pole polarity is presented in one 32 radially-outer surface of pole, and magnet exciting coil 1 keeps three 2 33 diameters of pawl pole of rotor core 28 outside
The pole n pole polarity is presented in surface.Two pawl pole radially-outer surfaces of arbitrary neighborhood are presented opposite pole polarity each other, pawl pole 1,
Pawl pole 2 33, pawl pole 3 34, pawl pole 4 35 form 12 rotor magnetic poles altogether.
The generator amature is applied to 12 poles/sextupole pole-changing automobile current generator, and is in high revolving speed operating status
When, magnet exciting coil 2 15 connects DC power supply, and magnet exciting coil 2 15 makes the radial appearance of three pawl poles 3 34 of rotor core 3 14
The pole S pole polarity is presented in face, and magnet exciting coil 2 15 makes three 4 35 radially-outer surfaces of pawl pole of rotor core 4 17 that the pole N magnetic be presented
Pole polarity.At the same time, magnet exciting coil 1 reversely connects DC power supply, and magnet exciting coil 1 makes three pawls of rotor core 1
The pole n pole polarity is presented in one 32 radially-outer surface of pole, and magnet exciting coil 1 keeps three 2 33 diameters of pawl pole of rotor core 28 outside
The pole s pole polarity is presented in surface.Adjacent pawl pole 1 and pawl pole 4 35 form the pole a N rotor magnetic pole, adjacent 2 33 He of pawl pole
Pawl pole 3 34 forms the pole a S rotor magnetic pole, and pawl pole 1, pawl pole 2 33, pawl pole 3 34, pawl pole 4 35 form six rotors altogether
Magnetic pole.
When the generator amature is applied to pole-changing automobile current generator, magnet exciting coil 2 15 makes several pawl poles 3 34 and pawl
4 35 pole polarity of pole opposite pole each other, and in the generator amature operational process, pawl pole 3 34 and pawl pole 4 35
Pole polarity is constant.Magnet exciting coil 1 makes several pawl poles 1 and 2 33 pole polarity of pawl pole opposite pole each other, and
In the generator amature operational process, according to the revolving speed of the generator amature, pawl pole 1 and pawl pole 2 33 are changed simultaneously
Pole polarity, rotor magnetic pole number is more when the generator amature being made to be in slow-speed of revolution operating status, makes at the generator amature
Rotor magnetic pole number is few when high revolving speed operating status.The generator amature reduces rotor magnetic pole when being in high revolving speed operating status
Number, the ac frequency decline for promoting the stator winding for the stator component being used cooperatively with the generator amature to generate, reduces
Stator core eddy-current loss improves automobile generating engine efficiency.
Claims (2)
1. a kind of Lundell pole-changing generator rotor, it is characterised in that the generator amature includes shaft (1), rotor-exciting portion
Part, slide ring portion one, slide ring portion two；Rotor-exciting component includes magnetic shield (4), rotor core one (5), magnet exciting coil one
(6), coil rack one (7), rotor core two (8), rotor core three (14), magnet exciting coil two (15), coil rack two (16),
Rotor core four (17)；Slide ring portion one include slip ring one (2), slip ring two (3), insulation sleeve one (11), binding post one (12), absolutely
Edge pipe one (13), binding post two (20)；Slide ring portion two includes slip ring three (9), slip ring four (10), binding post three (18), insulation
Cover two (19), insulation tube two (21), binding post four (22)；Slide ring portion one, rotor-exciting component, slide ring portion two are successively installed
In shaft (1) radial outside；
The magnet exciting coil two (15) of rotor-exciting component make several pawl pole three (34) pole polarities of rotor core three (14) with
Several pawl pole four (35) pole polarities of rotor core four (17) opposite pole each other, and run in the generator amature
In the process, pawl pole three (34) and pawl pole four (35) pole polarity are constant；
The magnet exciting coil one (6) of rotor-exciting component makes several pawl pole one (32) pole polarities of rotor core one (5) and turns
Several pawl pole two (33) pole polarities of sub- iron core two (8) opposite pole each other, and run in the generator amature
Cheng Zhong changes simultaneously pawl pole one (32) and pawl pole two (33) pole polarity, makes the hair according to the revolving speed of the generator amature
Rotor magnetic pole number is more when rotor is in slow-speed of revolution operating status, when the generator amature being made to be in high revolving speed operating status
Rotor magnetic pole number is few；Make the stator magnet number of poles and rotor magnetic pole number of the stator component being used cooperatively with the generator amature simultaneously
It is identical；The generator amature reduces rotor magnetic pole number when being in high revolving speed operating status, promotes to match with the generator amature
Close the ac frequency decline that the stator winding of the stator component used generates；
Shaft (1) is cylindrical；Magnetic shield (4) is cylindrical, is magnetic shield axis hole (23) among magnetic shield (4) axial end face,
It is positioning shaft shoulder (25) among magnetic shield (4) radial outside, positioning shaft shoulder (25) both ends are shaft part one (24), shaft part two respectively
(26)；
Coil rack one (7) radial section is frame center hole (36), line among coil rack one (7) axial end face in a ring
It is skeleton wire casing among ring framework one (7) radial outside, magnet exciting coil one (6) is mounted on the skeleton wire casing of coil rack one (7)
In, there are two line outlet groove (37) on coil rack one (7) axial end face；The both threads circle wiring of magnet exciting coil one (6) is from coil
It is passed through in the line outlet groove (37) of skeleton one (7)；Coil rack one (7), magnet exciting coil one (6) form excitation winding component one；Line
Ring framework two (16) is identical as coil rack one (7) structure；Coil rack two (16) radial section in a ring, coil rack two
(16) it is frame center hole (36) among axial end face, is skeleton wire casing, excitation wire among coil rack two (16) radial outside
Two (15) of circle are mounted in the skeleton wire casing of coil rack two (16), and there are two line outlet grooves on coil rack two (16) axial end face
(37)；The both threads circle wiring of magnet exciting coil two (15) is passed through from the line outlet groove (37) of coil rack two (16)；Coil rack
Two (16), magnet exciting coil two (15) form excitation winding component two；
It is annular core one (29) among rotor core one (5) is axial, it is iron core axis hole (31), ring that annular core one (29) is intermediate
The radial outside of the axial left side one end of shape iron core one (29) is annular magnet yoke one (30), and annular magnet yoke one (30) radial outside is uniformly distributed
There are several magnetic yoke magnet isolation tanks (28), is cylindricality magnetic yoke one (27), each cylindricality between two neighboring magnetic yoke magnet isolation tank (28)
Magnetic yoke one (27) radial outside has the pawl pole one (32) of a tile shape, and the cylindricality magnetic yoke one (27) of rotor core one (5) is radial
The radially inner side in outside and the axial left side one end of pawl pole one (32) links together；
It is annular core two (41) among rotor core two (8) is axial, it is iron core axis hole (31), ring that annular core two (41) is intermediate
The radial outside of the axial right side one end of shape iron core two (41) is annular magnet yoke two (42), and annular magnet yoke two (42) radial outside is uniformly distributed
There are several magnetic yoke magnet isolation tanks (28), is cylindricality magnetic yoke two (43), each cylindricality between two neighboring magnetic yoke magnet isolation tank (28)
Magnetic yoke two (43) radial outside has the pawl pole two (33) of a tile shape, and the cylindricality magnetic yoke two (43) of rotor core two (8) is radial
Outside and the radially inner side of pawl pole two (33) link together, and are pawl pole two (33) axial centre running fix axis to the left
The radially inner side position of shoulder (25) axial length links together with cylindricality magnetic yoke two (43) radial outside；
It is annular core three (44) among rotor core three (14) is axial, it is iron core axis hole (31) that annular core three (44) is intermediate,
The radial outside of the axial left side one end of annular core three (44) is annular magnet yoke three (45), and annular magnet yoke three (45) radial outside is equal
Several magnetic yoke magnet isolation tanks (28) are furnished with, are cylindricality magnetic yoke three (46), each column between two neighboring magnetic yoke magnet isolation tank (28)
Shape magnetic yoke three (46) radial outside has the pawl pole three (34) of a tile shape, cylindricality magnetic yoke three (46) diameter of rotor core three (14)
The radially inner side with pawl pole three (34) links together outward, and is the running fix to the right of pawl pole three (34) axial centre
The radially inner side position of the shaft shoulder (25) axial length links together with cylindricality magnetic yoke three (46) radial outside；
It is annular core four (47) among rotor core four (17) is axial, it is iron core axis hole (31) that annular core four (47) is intermediate,
The radial outside of the axial right side one end of annular core four (47) is annular magnet yoke four (48), and annular magnet yoke four (48) radial outside is equal
Several magnetic yoke magnet isolation tanks (28) are furnished with, are cylindricality magnetic yoke four (49), each column between two neighboring magnetic yoke magnet isolation tank (28)
Shape magnetic yoke four (49) radial outside has the pawl pole four (35) of a tile shape, cylindricality magnetic yoke four (49) diameter of rotor core four (17)
The radially inner side with the axial right side one end of pawl pole four (35) links together outward；
Rotor-exciting component is mounted on the iron core axis hole (31) of rotor core two (8) shaft part one of magnetic shield (4) in assembly
(24) radial outside, and make annular magnet yoke two (42) right end face of rotor core two (8) and the positioning shaft shoulder of magnetic shield (4)
(25) left end face contacts with each other；Then excitation winding component one is mounted on the annular core two (41) of rotor core two (8)
Between pawl pole two (33)；The shaft part one (24) that the iron core axis hole (31) of rotor core one (5) is mounted on magnetic shield (4) is radial
Outside is mounted on excitation winding component one between the annular core one (29) of rotor core one (5) and pawl pole one (32)；Make to turn
Annular core two (41) left end face phase of annular core one (29) right end face of sub- iron core one (5) and rotor core two (8)
Mutually contact；And the magnetic yoke magnet isolation tank (28) for making the pawl pole one (32) of rotor core one (5) be mounted on rotor core two (8) is radial
Outside makes the pawl pole two (33) of rotor core two (8) be mounted on magnetic yoke magnet isolation tank (28) radial outside of rotor core one (5)；
And make the pawl pole two (33) of the pawl pole one (32) of each rotor core one (5) and rotor core two (8) in circumferencial direction phase
Neighbour, pawl pole one (32) and pawl pole two (33) are separated by a pawl pole every magnetic gap (38) distance in circumferencial direction；
The iron core axis hole (31) of rotor core three (14) is mounted on shaft part two (26) radial outside of magnetic shield (4), and made
Positioning shaft shoulder (25) right end face phase mutual connection of annular magnet yoke three (45) left end face of rotor core three (14) and magnetic shield (4)
Touching；Then excitation winding component two is mounted between the annular core three (44) of rotor core three (14) and pawl pole three (34)；
The iron core axis hole (31) of rotor core four (17) is mounted on shaft part two (26) radial outside of magnetic shield (4), makes excitation winding
Component two is mounted between the annular core four (47) of rotor core four (17) and pawl pole four (35)；Make rotor core four (17)
Annular core four (47) left end face and annular core three (44) right end face of rotor core three (14) contact with each other；And make
The pawl pole three (34) of rotor core three (14) is mounted on magnetic yoke magnet isolation tank (28) radial outside of rotor core four (17), makes rotor
The pawl pole four (35) of iron core four (17) is mounted on magnetic yoke magnet isolation tank (28) radial outside of rotor core three (14)；And make each
The pawl pole three (34) of a rotor core three (14) and the pawl pole four (35) of rotor core four (17) are adjacent in circumferencial direction, pawl pole three
(34) it is separated by a pawl pole every magnetic gap (38) distance in circumferencial direction with pawl pole four (35)；
After rotor-exciting component assembling, annular magnet yoke two (42) right end face and rotor core three (14) of rotor core two (8)
Annular magnet yoke three (45) left end face between axial gap be the shaft shoulder every magnetic gap (39), the adjacent pawl pole of all rotor cores
Between circumferencial direction gap be pawl pole every magnetic gap (38), the magnetic yokes of the pawl pole of each rotor core and other rotor cores every
Radial clearance is slot interval magnetic gap (40) between magnetic slot (28)；Magnetic yoke magnet isolation tank (28) radial outside of each rotor core
It is separately installed with the pawl pole of three other rotor cores；Pawl pole one (32), pawl pole two (33), pawl pole three (34), pawl pole four (35)
In rotor-exciting component radial outside along being arranged successively clockwise or counter-clockwise；
Binding post one (12) is cylindrical；Binding post two (20) is cylindrical；Insulation tube one (13) in a ring, insulation sleeve one (11)
It is cylindrical, it is insulation sleeve axis hole among insulation sleeve one (11) axial end face；Slip ring two (3) in a ring, slip ring two (3) axial end
There are a binding post fixation hole and an insulation tube fixation hole in face respectively, and insulation tube one (13) is mounted on the insulation of slip ring two (3)
In pipe fixation hole, one end of binding post two (20) is mounted in the binding post fixation hole of slip ring two (3)；Slip ring one (2) in a ring,
Slip ring one (2) axial end face has a binding post fixation hole, and one end of binding post one (12) is mounted on the binding post of slip ring one (2)
In fixation hole, binding post one (12) middle position is mounted in insulation tube one (13)；When slide ring portion one assembles, slip ring one
(2), slip ring two (3) is sequentially arranged at insulation sleeve one (11) radial outside, has between insulation between slip ring one (2), slip ring two (3)
Gap；Binding post one (12), binding post two (20) other end are located at the axially external of slip ring two (3)；
Binding post three (18) is cylindrical；Binding post four (22) is cylindrical；Insulation tube two (21) in a ring, insulation sleeve two (19)
It is cylindrical, it is insulation sleeve axis hole among insulation sleeve two (19) axial end face；Slip ring three (9) in a ring, slip ring three (9) axial end
There are a binding post fixation hole and an insulation tube fixation hole in face respectively, and insulation tube two (21) is mounted on the insulation of slip ring three (9)
In pipe fixation hole, one end of binding post three (18) is mounted in the binding post fixation hole of slip ring three (9)；Slip ring four (10) is in ring
Shape, slip ring four (10) axial end face have a binding post fixation hole, and one end of binding post four (22) is mounted on slip ring four (10)
In binding post fixation hole, binding post four (22) middle position is mounted in insulation tube two (21)；When slide ring portion two assembles, sliding
Ring three (9), slip ring four (10) are sequentially arranged at insulation sleeve two (19) radial outside, have between slip ring three (9), slip ring four (10) absolutely
Intermarginal gap；Binding post three (18), binding post four (22) other end are located at the axially external of slip ring three (9)；
The generator amature is sequentially inserted into shaft (1) middle section the insulation sleeve axis hole of insulation sleeve one (11) in assembly
In the magnetic shield axis hole (23) of magnetic shield (4) and the insulation sleeve axis hole of insulation sleeve two (19), encourage slide ring portion one, rotor
Magnet assembly, slide ring portion two are sequentially arranged at shaft (1) radial outside, and make the both threads circle wiring of magnet exciting coil one (6)
The other end with binding post one (12) and binding post two (20) welds together respectively, makes the both threads circle of magnet exciting coil two (15)
The other end of the wiring respectively with binding post three (18) and binding post four (22) welds together.
2. a kind of Lundell pole-changing generator rotor according to claim 1, it is characterised in that the generator amature with
The stator component fit applications of magnetic pole number of poles can be changed when automobile current generator, the course of work is:
The generator amature be applied to 12 poles/sextupole pole-changing automobile current generator, and be in the slow-speed of revolution operating status when, encourage
Magnetic coil two (15) connects DC power supply, and magnet exciting coil two (15) keeps three pawl pole three (34) diameters of rotor core three (14) outside
The pole S pole polarity is presented in surface, and magnet exciting coil two (15) makes three pawl pole four (35) radially-outer surfaces of rotor core four (17)
The pole N pole polarity is presented；At the same time, magnet exciting coil one (6) is positive connects DC power supply, and magnet exciting coil one (6) makes rotor iron
The pole s pole polarity is presented in three pawl pole one (32) radially-outer surfaces of core one (5), and magnet exciting coil one (6) makes rotor core two (8)
Three pawl pole two (33) radially-outer surfaces present the pole n pole polarity；Two pawl pole radially-outer surfaces of arbitrary neighborhood are presented each other
Opposite pole polarity, pawl pole one (32), pawl pole two (33), pawl pole three (34), pawl pole four (35) form 12 rotor magnetic poles altogether；
The generator amature be applied to 12 poles/sextupole pole-changing automobile current generator, and be in high revolving speed operating status when, encourage
Magnetic coil two (15) connects DC power supply, and magnet exciting coil two (15) keeps three pawl pole three (34) diameters of rotor core three (14) outside
The pole S pole polarity is presented in surface, and magnet exciting coil two (15) makes three pawl pole four (35) radially-outer surfaces of rotor core four (17)
The pole N pole polarity is presented；At the same time, magnet exciting coil one (6) reversely connects DC power supply, and magnet exciting coil one (6) makes rotor iron
The pole n pole polarity is presented in three pawl pole one (32) radially-outer surfaces of core one (5), and magnet exciting coil one (6) makes rotor core two (8)
Three pawl pole two (33) radially-outer surfaces present the pole s pole polarity；Adjacent pawl pole one (32) and pawl pole four (35) form a N
Pole rotor magnetic pole, adjacent pawl pole two (33) and pawl pole three (34) form the pole a S rotor magnetic pole, pawl pole one (32), pawl pole two
(33), pawl pole three (34), pawl pole four (35) form six rotor magnetic poles altogether.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810429973.5A CN108448757B (en) | 2018-05-08 | 2018-05-08 | Lundell pole-changing generator rotor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810429973.5A CN108448757B (en) | 2018-05-08 | 2018-05-08 | Lundell pole-changing generator rotor |
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| CN108448757B true CN108448757B (en) | 2019-08-13 |
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| JP7104340B2 (en) * | 2020-05-11 | 2022-07-21 | ダイキン工業株式会社 | Rotating electric machine |
| CN113726059B (en) * | 2021-09-01 | 2022-11-18 | 沈阳工业大学 | Permanent magnet motor |
| CN114189124B (en) * | 2021-12-15 | 2022-12-20 | 邢台职业技术学院 | Hybrid excitation power generation device for electric automobile |
| CN114421685B (en) * | 2021-12-30 | 2023-11-10 | 盐城工学院 | Can improve variable motor of torsion |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2109657U (en) * | 1991-10-12 | 1992-07-08 | 郭占生 | Voltage regulating permanent magnetic generator |
| CN2511520Y (en) * | 2001-10-23 | 2002-09-18 | 麦永强 | Permanent magnet polarity variable A.C. power generator of automobile |
| JP3825024B2 (en) * | 2003-09-02 | 2006-09-20 | ミネベア株式会社 | Claw pole type stepping motor |
| JP3917967B2 (en) * | 2003-10-27 | 2007-05-23 | 三菱電機株式会社 | Rotating electrical machine rotor |
| CN101882821B (en) * | 2009-05-06 | 2012-05-16 | 精进电动科技（北京）有限公司 | Alternating current claw-pole motor |
| DE102010018146A1 (en) * | 2010-04-24 | 2011-10-27 | Kolektor Group D.O.O. | Multiphase claw pole type dynamoelectric machine |
| CN205565929U (en) * | 2016-04-05 | 2016-09-07 | 宁国金鑫电机有限公司 | Alternator rotor for car |
| CN106787281B (en) * | 2016-12-16 | 2019-03-12 | 东南大学 | A kind of fractional-slot concentratred winding pole-changing memory electrical machine not changing winding arrangement |
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Effective date of registration: 20230315 Address after: 214400 no.388, Nanjiao Road, nanzha street, Jiangyin City, Wuxi City, Jiangsu Province Patentee after: Jiangyin henggu Motor Co.,Ltd. Address before: 116600 No. 34-3 Harbin Road, Dalian Economic and Technological Development Zone, Liaoning Province Patentee before: DALIAN BILAN ENERGY SAVING ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY Co.,Ltd. |