CN206195570U - Disk does not have iron core magnetic flow modulation motor - Google Patents
Disk does not have iron core magnetic flow modulation motor Download PDFInfo
- Publication number
- CN206195570U CN206195570U CN201621216704.3U CN201621216704U CN206195570U CN 206195570 U CN206195570 U CN 206195570U CN 201621216704 U CN201621216704 U CN 201621216704U CN 206195570 U CN206195570 U CN 206195570U
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- stator
- magnetic
- rotor discs
- magnet steel
- iron core
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- Withdrawn - After Issue
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
Disk does not have iron core magnetic flow modulation motor relates to the disk type motor field. And convenient for operation, the utility model discloses have the air gap between a N stator and N+1 rotor disc staggered arrangement, stator and rotor disc, the stator includes one set of winding and two non - magnetic conduction armature dishes, and the toroidal coil winding encapsulation is equipped with a ns recess on every non - magnetic conduction armature dish between two non - magnetic conduction armature dishes, and a ns recess along the circumference evenly distributed of non - magnetic conduction armature dish is equipped with one and transfers the magnetic path in every recess, the 1st and a N+1 rotor disc all are equipped with a 2P2 magnet steel on being close to that side of stator, the 2nd two sides to a N rotor disc all are equipped with a 2P2 magnet steel, and P2 showes the number of pole -pairs of the magnet steel of a side of every rotor disc, every set of winding circular telegram produces the number of pole -pairs P1 in magnetic field, and P1+P2=Ns. Reducing production cost.
Description
Technical field
The utility model is related to disc type electric machine field.
Background technology
In recent years, continuing to develop with China's industrial level, there is requirement higher to the power transmission in industry, makees
For the Direct Driving System for substituting the complicated transmission of tradition is just progressively paid close attention to by people.The power that conventional gears coordinate with motor
In transmission, not only systems bulky and reliability is relatively low, the abrasion of gear bring such as frictional dissipation, need timed maintenance,
The problems such as vibration noise is big.Magnetic gear is a kind of gear of dependence magnetic drives, and it not only eliminates traditional mechanical friction and damages
Consumption and because gear between be not in contact with and greatly weaken vibration noise, without safeguard and reliability is high.It is former according to magnetic gear
Reason, has derived a series of structures reliability, the Flux modulation formula motor that can be applied to directly drive occasion of function admirable.
Similar to conventional motors, Flux modulation formula motor also has radial flux and disc type.Disc type electric machine is relative to footpath
For to formula, the characteristics of with small volume, simple structure, big low speed torque.But existing disc type magnetic flux modulating motor stator around
Group is wrapped on stator core, is not only increased the loss of motor and is made main screw lift larger, and because has Flux modulation
The presence of the adjustable magnetic ring of effect, makes electric machine structure relatively complicated, needs filling epoxy resin etc. non-magnetic between adjustable magnetic ring
Material, makes its mechanical stability variation, whole aircraft reliability reduction.
Utility model content
The utility model is higher, adjustable magnetic block bad mechanical property to be lost in order to solve existing disc type magnetic flux modulating motor, determines
Sub- iron core is heavier and complex structure problem, and the utility model provides a kind of disc type iron core-free Flux modulation motor.
Disc type iron core-free Flux modulation motor, it includes N number of stator, N+1 rotor discs, rotating shaft and housing, N number of stator
It is respectively positioned in housing with N+1 rotor discs, N number of stator is each attached in inner walls, N+1 rotor discs pass through interference
Cooperation is connected with axis of rotation, and N number of stator, N+1 rotor discs and housing are coaxial, and N number of stator and N+1 rotor discs are handed over
, there is air gap between stator and rotor discs in mistake arrangement；N is the integer more than or equal to 1；
Each described stator includes a set of winding and two non-magnetic armature discs, and winding package is in two non-magnetic armatures
Between disk,
Each non-magnetic armature disc is provided with NsIndividual groove, NsIndividual groove is uniformly distributed along the circumference of non-magnetic armature disc, often
An adjustable magnetic block is provided with individual groove；
N+1 rotor discs are respectively defined as the 1st to the N+1 rotor discs, wherein, the 1st and the N+1 rotor
Disk, 2P is being equipped with that side of stator2Individual magnet steel, and 2P2Individual magnet steel is circumferential along that side where it
It is uniformly distributed, two sides of the 2nd to n-th rotor discs are equipped with 2P2Individual magnet steel, the magnet steel mirror image on two sides
Set, and the 2P that each side is provided with2Individual magnet steel, is circumferentially uniformly distributed along the side where it；
P2Represent a number of pole-pairs for the magnet steel of side of each rotor discs；Often set winding is powered and produces the extremely right of magnetic field
Number P1, and P1+P2=Ns。
Described non-magnetic armature disc is epoxy resin armature disc.
The material property of described adjustable magnetic block is ferromagnetic property.
The beneficial effect that the utility model brings is that the disc type iron core-free Flux modulation motor that the utility model is proposed is
Axial magnetic flux, i.e. disc type, stator use iron-core-free form (i.e.：Armature winding disk), groove is provided with non-magnetic armature disc,
Adjustable magnetic block is placed in these grooves, adjustable magnetic block mechanical performance is improved；Adjustable magnetic block is combined with armature winding disk, relative to existing disk
Formula Flux modulation motor, not only solves the technological problemses of the non-magnet material filled between adjustable magnetic block, and eliminate by
Bad mechanical property, the shortcoming of poor reliability that it brings.
The utility model motor stator uses iron-free cored structure, and motor weight is substantially reduced, and specific power is higher, and it is fixed to simplify
Minor structure.Again because stator does not exist iron core, magnetic hystersis loss, the eddy-current loss of generation are eliminated, electric efficiency has larger
Lifting.Disc type electric machine is easier to be fabricated to multipolar dynamo with its special rotor disk-form, and the Flux modulation via adjustable magnetic block is made
With, the power and torque density of motor are enhanced, in the case of cost reduction, the low speed high torque with stabilization exports energy
Power, has high application value in the direct drive such as electric automobile field.
Disc type iron core-free Flux modulation motor described in the utility model, when N takes different values, widenable to single stator and
Single rotor form, bimorph transducer and single rotor form, and many disk-forms.
As long as the type of attachment of any winding meetsRelational expression, i.e. P1+P2=
NsCombination, all should be within protection domain of the present utility model.
Brief description of the drawings
Fig. 1 is the main sectional view of disc type iron core-free Flux modulation motor described in the utility model；
Fig. 2 is the main sectional view of described disc type iron core-free Flux modulation motor when N is 1；
Fig. 3 is the expanded view of stator and rotor discs when N is 1；
Fig. 4 is the 1st or the N+1 structural representation of rotor discs；
Fig. 5 is the front view of non-magnetic armature disc；
Fig. 6 is the distribution map of adjustable magnetic block set on non-magnetic armature disc；
Fig. 7 is the structural representation of winding；Wherein, A represents that electric current is input into, and X represents that electric current is exported.
Specific embodiment
Specific embodiment one：Present embodiment, the disc type iron core-free described in present embodiment are illustrated referring to Fig. 1 to Fig. 7
Flux modulation motor, it includes N number of stator 1, N+1 rotor discs 2, rotating shaft 3 and housing 4, N number of stator 1 and N+1 rotor
Disk 2 is respectively positioned in housing 4, and N number of stator 1 is each attached on the inwall of housing 4, N+1 rotor discs 2 by interference fit with
Rotating shaft 3 rotates connection, and N number of stator 1, N+1 rotor discs 2 and housing 4 are coaxial, and N number of stator 1 and N+1 rotor discs 2 are handed over
, there is air gap between stator 1 and rotor discs 2 in mistake arrangement；N is the integer more than or equal to 1；
Each described stator 1 includes that a set of winding 1-1 and two non-magnetic armature disc 1-2, winding 1-1 are encapsulated in two
Between non-magnetic armature disc 1-2,
Each non-magnetic armature disc 1-2 is provided with NsIndividual groove, NsIndividual groove is along the circumferential uniform of non-magnetic armature disc 1-2
Distribution, is provided with an adjustable magnetic block 1-2-1 in each groove；
N+1 rotor discs 2 are respectively defined as the 1st to the N+1 rotor discs 2, wherein, the 1st and N+1 turns
Sub- disk 2,2P is being equipped with that side of stator 12Individual magnet steel 2-1, and 2P2Individual magnet steel 2-1 is along that where it
Circumferentially it is uniformly distributed on side, two sides of the 2nd to n-th rotor discs 2 are equipped with 2P2Individual magnet steel 2-1, two sides
On magnet steel 2-1 mirror images set, and the 2P that each side is provided with2Individual magnet steel 2-1, circumferential uniform point along the side where it
Cloth；
P2Represent the number of pole-pairs of the magnet steel 2-1 of a side of each rotor discs 2；Often set winding 1-1 is powered and produces magnetic
The number of pole-pairs P of field1, and P1+P2=Ns。
In present embodiment, stator described in the utility model 1 is that only winding 1-1 does not have iron core, and winding 1-1 is using existing
There is technology to realize, stator winding coil is in stator armature disk by non-derivation magnetic material package：In non-magnetic armature disc, each
Coil is entwined in sector, coil by the wire that enamel-covered wire or other insulating materials are made, and section is flat, and connection method is
Connected by taking A phases as an example between individual layer chain type cross arrangement, winding, referring to Fig. 7, B, C phase similarly, are often covered after winding 1-1 is powered up in axle
To generation P1To pole field.
Magnet steel 2-1 can be used adhesive to be attached on the rotor discs 2 of motor.
According to Flux modulation principle：P1、P2And NsRelation is：P1=| mP2+kNs|, wherein, m=1,3,5 ... ,+∞；K=
0, ± 1, ± 2 ..., ± ∞；
Work as m=1, during k=-1, the air-gap field after being modulated through adjustable magnetic block 1-2-1 is most strong, now the rotation of magnetic field space harmonic wave
Speed isBecause adjustable magnetic block 1-2-1 is fixed on armature winding disk, so adjustable magnetic
Block 1-2-1 ΩsIt is 0, stator field rotating speed Ω can be obtainedrWith magnetic field space harmonic wave rotary speed Ωm,kThan being gearratio GrFor：
The high speed rotating excitation field that inner stator is produced is modulated through adjustable magnetic block 1-2-1, will be produced and rotor magnetic pole phase in air gap
With the multipole low speed magnetic field of number of poles.The harmonic field of generation cooperates with magnet steel 2-1 magnetic poles, completes torque output.
When N is equal to 1, motor is unilateral to only have one layer of air gap, greatly reduces in the letter of manufacture, the problem of fit on and structure
Single, cost is not high, improves the reliability of whole machine.
Specific embodiment two：Present embodiment, present embodiment 1 and specific embodiment one are illustrated referring to Fig. 1 to Fig. 7
The difference of described disc type iron core-free Flux modulation motor is that described non-magnetic armature disc 1-2 is epoxy resin armature disc.
Present embodiment, each non-magnetic armature disc 1-2 is provided with NsIndividual groove, NsIndividual groove is along non-magnetic armature disc 1-2
Circumference be uniformly distributed, an adjustable magnetic block 1-2-1 is provided with each groove；Epoxy resin is non-magnetic property, spatially visually
For permeability magnetic material, non-magnet material are spaced on non-magnetic armature disc 1-2, have reached Flux modulation effect.
Non-magnetic armature disc 1-2 can directly be poured by epoxy resin and formed, with mechanical strength relatively higher.
Specific embodiment three：Present embodiment, present embodiment and specific embodiment one are illustrated referring to Fig. 1 to Fig. 7
Or the difference of the disc type iron core-free Flux modulation motor described in two is, the material property of described adjustable magnetic block 1-2-1 is ferromagnetic
Property.
Claims (3)
1. disc type iron core-free Flux modulation motor, it includes N number of stator (1), N+1 rotor discs (2), rotating shaft (3) and housing
(4), N number of stator (1) and N+1 rotor discs (2) are respectively positioned in housing (4), and N number of stator (1) is each attached to housing (4) inwall
On, N+1 rotor discs (2) is rotated with rotating shaft (3) by interference fit and is connected, and N number of stator (1), N+1 rotor discs
(2) and housing (4) is coaxial, N number of stator (1) and N+1 rotor discs (2) are staggered, between stator (1) and rotor discs (2)
There is air gap；N is the integer more than or equal to 1；
Characterized in that, each described stator (1) includes a set of winding (1-1) and two non-magnetic armature discs (1-2), winding
(1-1) is encapsulated between two non-magnetic armature discs (1-2),
Each non-magnetic armature disc (1-2) is provided with NsIndividual groove, NsIndividual groove is along the circumferential uniform of non-magnetic armature disc (1-2)
Distribution, is provided with an adjustable magnetic block (1-2-1) in each groove；
N+1 rotor discs (2) is respectively defined as the 1st to the N+1 rotor discs (2), wherein, the 1st and N+1 turns
Sub- disk (2), 2P is being equipped with that side of stator (1)2Individual magnet steel (2-1), and 2P2Individual magnet steel (2-1) is along its institute
That side on be circumferentially uniformly distributed, two sides of the 2nd to n-th rotor discs (2) are equipped with 2P2Individual magnet steel
(2-1), magnet steel (2-1) mirror image on two sides is set, and the 2P that each side is provided with2Individual magnet steel (2-1), along where it
Side be circumferentially uniformly distributed；
P2Represent a number of pole-pairs for the magnet steel of side (2-1) of each rotor discs (2)；Often set winding (1-1) is powered and produces magnetic
The number of pole-pairs P of field1, and P1+P2=Ns。
2. disc type iron core-free Flux modulation motor according to claim 1, it is characterised in that described non-magnetic armature disc
(1-2) is epoxy resin armature disc.
3. disc type iron core-free Flux modulation motor according to claim 1 and 2, it is characterised in that described adjustable magnetic block (1-
Material property 2-1) is ferromagnetic property.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621216704.3U CN206195570U (en) | 2016-11-11 | 2016-11-11 | Disk does not have iron core magnetic flow modulation motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621216704.3U CN206195570U (en) | 2016-11-11 | 2016-11-11 | Disk does not have iron core magnetic flow modulation motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206195570U true CN206195570U (en) | 2017-05-24 |
Family
ID=58735349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621216704.3U Withdrawn - After Issue CN206195570U (en) | 2016-11-11 | 2016-11-11 | Disk does not have iron core magnetic flow modulation motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206195570U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374702A (en) * | 2016-11-11 | 2017-02-01 | 哈尔滨理工大学 | Disc type iron core-free magnetic flux modulation motor |
| CN108063519A (en) * | 2017-12-28 | 2018-05-22 | 广东东辉恒力电机有限公司 | Slotless electric machines and driving device |
| CN108418394A (en) * | 2018-05-02 | 2018-08-17 | 盐城哈力动力传动及智能装备产业研究院有限公司 | A kind of magnetic gear adjustable magnetic ring and its manufacturing method |
| CN112688513A (en) * | 2020-12-29 | 2021-04-20 | 福州大学 | Axial magnetic field modulation type permanent magnet motor |
-
2016
- 2016-11-11 CN CN201621216704.3U patent/CN206195570U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374702A (en) * | 2016-11-11 | 2017-02-01 | 哈尔滨理工大学 | Disc type iron core-free magnetic flux modulation motor |
| CN108063519A (en) * | 2017-12-28 | 2018-05-22 | 广东东辉恒力电机有限公司 | Slotless electric machines and driving device |
| CN108063519B (en) * | 2017-12-28 | 2024-04-02 | 山西东辉新能源汽车研究院有限公司 | Slotless motor and driving device |
| CN108418394A (en) * | 2018-05-02 | 2018-08-17 | 盐城哈力动力传动及智能装备产业研究院有限公司 | A kind of magnetic gear adjustable magnetic ring and its manufacturing method |
| CN108418394B (en) * | 2018-05-02 | 2023-09-29 | 盐城永安科技有限公司 | Magnetic gear magnetic adjusting ring and manufacturing method thereof |
| CN112688513A (en) * | 2020-12-29 | 2021-04-20 | 福州大学 | Axial magnetic field modulation type permanent magnet motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170524 Effective date of abandoning: 20180710 |
|
| AV01 | Patent right actively abandoned |