CN209217917U - A kind of modularization automobile drive electric motor - Google Patents
A kind of modularization automobile drive electric motor Download PDFInfo
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- CN209217917U CN209217917U CN201822161037.9U CN201822161037U CN209217917U CN 209217917 U CN209217917 U CN 209217917U CN 201822161037 U CN201822161037 U CN 201822161037U CN 209217917 U CN209217917 U CN 209217917U
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- electric motor
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- 238000004804 winding Methods 0.000 claims abstract description 83
- 230000005284 excitation Effects 0.000 claims abstract description 22
- 230000003447 ipsilateral effect Effects 0.000 claims abstract description 3
- 239000000696 magnetic material Substances 0.000 claims description 7
- 230000035699 permeability Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 239000012811 non-conductive material Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 240000007817 Olea europaea Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
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Abstract
A kind of modularization automobile drive electric motor, belongs to car electrics technical field.Rotor including stator and relative rotation, it is characterized by: stator includes several stator cores (3), stator core (3) is evenly spaced in the outside of rotor, each stator core (3) includes two stator poles, it is wound with excitation winding (1) and armature winding respectively in two stator poles, armature winding is wrapped in the ipsilateral stator poles of all stator cores (3), and armature winding is provided with multiphase, and polyphase armature winding is successively wrapped in the stator poles of different stator cores (3)；Rotor surface be provided with multiple rotor cores (9), rotor core (9) and stator core (3) cooperatively form magnetomotive magnetic circuit in excitation winding (1).In this modularization automobile drive electric motor, magnetic field size can be controlled by exciting current size in adjusting magnet exciting coil, reduce loss.
Description
Technical field
A kind of modularization automobile drive electric motor, belongs to car electrics technical field.
Background technique
Electric car is increasingly becoming the Main way of development as the representative of new-energy automobile.Driving motor is electric car
One of the key technology to be studied.Make electric vehicle while can fast and safely run, it is just very high to the performance requirement of drive system,
By the limited electrical power of its band, also there is higher requirement to the efficiency of motor.The vehicles practical as one kind simultaneously,
It is required that drive system can bear vibration, tolerance adverse circumstances, high reliablity.
Electric car mainly uses permanent magnetic brushless at present, simple with structure, reliable for operation, small in size, loss
Few and motor shape and size can wait remarkable advantages with versatile and flexible.But this motor waits function since excitation is non-adjustable
Rate adjustable speed ratio is low, more margins of power is needed to actual applying working condition variation range, so that its economy is poor.
Utility model content
Technical problem to be solved by the utility model is: adjusting can be passed through by overcoming the deficiencies of the prior art and provide one kind
Exciting current size controls magnetic field size in magnet exciting coil, reduces the modularization automobile drive electric motor of loss.
The technical scheme adopted by the utility model to solve the technical problem is as follows: the modularization automobile drive electric motor, including
The rotor and stator of relative rotation, it is characterised in that: stator includes several stator cores, and stator core is evenly spaced in rotor
Outside, each stator core include two stator poles, are wound with excitation winding and armature winding respectively in two stator poles, electricity
Pivot winding is wrapped in the ipsilateral stator poles of all stator cores, and armature winding is provided with multiphase, and polyphase armature winding successively twines
It is wound in the stator poles of different stator cores；Rotor surface is evenly arranged with multiple rotor cores, rotor core and stator core
Cooperatively form magnetomotive magnetic circuit in excitation winding.
Preferably, the stator includes stator casing, and stator core is uniformly fixed on the inner surface of stator casing, fixed
Subshell is made of non-magnet material, and stator core is made of permeability magnetic material.
Preferably, the outer end face with stator casing of the stator core are bonded fixation, and inner face is arcwall face.
Preferably, the quantity of the stator core is 6N, and N is integer.
Preferably, two stator poles of the same stator core are arranged in parallel.
Preferably, the armature winding includes A phase armature winding, B phase armature winding and C phase armature winding, each
Phase armature winding continues to be wrapped in another stator poles about stator radial symmetric after being wrapped in a stator poles.
Preferably, the polyphase armature winding is centrality winding, polyphase armature winding around to identical, armature around
Group and excitation winding are around to opposite.
Preferably, the rotor includes rotor core ontology, and armature spindle, institute are provided at the axle center of rotor core ontology
The surface that rotor core is embedded in rotor core ontology is stated, rotor core ontology is made of non-conductive material, and rotor core is adopted
It is made of permeability magnetic material.
Preferably, multiple arcs groove, rotor core one end are uniformly provided in the outer surface of the rotor core ontology
It is bonded and is embedded in arc groove with the arc groove of rotor core ontology, the other end protrudes from rotor core body surface
Arc groove, splicing composition section with rotor core ontology is circular rotor.
Preferably, the section of the rotor core is that both ends are outstanding olive-shaped, and the quantity of rotor core is 4X, and X is
Integer.
Compared with prior art, beneficial effect possessed by the utility model is:
1, in this modularization automobile drive electric motor, magnetic can be controlled by exciting current size in adjusting magnet exciting coil
Field size, reduces loss.
2, in this modularization automobile drive electric motor, stator core is mutually indepedent, can effectively realize Magnetic isolation, avoid
It interacts between each winding.
3, in this modularization automobile drive electric motor, there is no lap wound between excitation winding and armature winding, play heat
The effect of isolation.
4, by the way that rotor core is designed as olive-type, olive shape iron core is matched with the ingenious of non-magnetic rotor core
It closes, improves the mechanical strength of rotor, and reduce the technology difficulty and manufacturing cost of rotor
5, in this modularization automobile drive electric motor, traditional three-phase six-beat control method can be used to carry out electricity for three-phase windings
Dynamic control, it is at low cost.
6, in this modularization automobile drive electric motor, excitation winding and armature winding are all arranged in stator poles, therefore
Rotor is without excitation winding, and structure is simple, reliable operation is, it can be achieved that high-speed rotation.
Detailed description of the invention
Fig. 1 is modularization automobile drive electric motor cross-sectional view.
Fig. 2 is modularization automobile drive electric motor embedding figure.
Fig. 3 is modularization automobile drive electric motor magnetic linkage waveform diagram.
Fig. 4 is modularization automobile drive electric motor A opposite potential figure
Wherein: 1, excitation winding 2, stator casing 3, stator core 4, A phase armature winding 5, rotor core sheet
Body 6, B phase armature winding 7, C phase armature winding 8, armature spindle 9, rotor core.
Specific embodiment
Fig. 1 ~ 4 are the most preferred embodiments of the utility model, and 1 ~ 4 pair of the utility model is done furtherly with reference to the accompanying drawing
It is bright.
As shown in Figure 1, a kind of modularization automobile drive electric motor, including rotor and stator, stator include stator casing 2,
In several stator cores 3 that are internally provided with of stator casing 2, the pivot region for forming rotor is surrounded in stator core 3, and rotor is at this
Rotation in pivot region.Stator casing 2 is made of non-magnet material, and stator core 3 is made of permeability magnetic material.
Rotor section be circle, rotor include rotor core ontology 5 and be arranged at 5 axle center of rotor core ontology turn
Sub- axis 8, rotor are axis rotation with armature spindle 8.It is uniformly provided with multiple arcs groove in the outer surface of rotor core ontology 5,
A rotor core 9 is fixed in each arc groove, rotor core ontology 5 is made and rotor core using non-conductive material
9 are made of permeability magnetic material, and rotor core 9 is fixed by corresponding fastening screw and rotor core ontology 5.
The section of rotor core 9 is that both ends are outstanding olive-shaped, and one end is bonded with the arc groove of rotor core ontology 5
And be embedded in arc groove, the other end protrudes from the arc groove on 5 surface of rotor core ontology, spells with rotor core ontology 5
Connecing composition section is circular rotor.In this modularization automobile drive electric motor, the quantity of rotor core 9 is that 4X(X is integer)
A, shaft shown in Fig. 1 is the structural schematic diagram in the case of X=1.
Stator core 3 is U-shaped, and outer end face is the male type cambered surface cooperated with 2 inner wall of stator casing, stator core 3
The inner wall of outer end face and stator casing 2 posts and fixes on the inner wall of stator casing 2.Two phases are formed on the inside of stator core 3
Mutually parallel stator poles, the inner face of stator core 3 are the inner concave shape cambered surface with rotor engagement.
It is wound with excitation winding 1 and armature winding respectively in two stator poles of each stator core 3, it is fixed at each
On sub- iron core 3, excitation winding 1 is identical with the setting position of armature winding, and excitation winding 1 and armature winding are all made of centralization
Winding.Excitation winding 1 in all stator cores 3 around to consistent, while the armature winding in all stator cores 3 around to
Also consistent, but excitation winding 1 and armature winding around to opposite.
Armature winding includes A phase armature winding 4, B phase armature winding 6 and C phase armature winding 7, A phase armature winding 4, B
Phase armature winding 6 and C phase armature winding 7 are successively wrapped in the stator poles of adjacent stator core 3.In this modularization automobile
In driving motor, the quantity of stator core 3 is that 6N(N is integer) it is a, it is the electric machine structure signal in the case of N=1 shown in Fig. 1
Figure, at this time six stator cores 3 form 12 stator poles altogether, and each phase armature winding continues after being wrapped in a stator poles
It is wrapped in another stator poles about stator radial symmetric.
In conjunction with Fig. 2,12 stator poles that stator core 3 is formed successively are defined as 1 ~ No. 12 stator poles, then No. 1 stator poles
With No. 7 stator poles radial symmetrics, No. 2 stator poles and No. 8 stator poles radial symmetrics ... ..., No. 6 stator poles and No. 12 stator polar diameters
To symmetrical, if excitation winding 1 is wrapped in 1,3,5,7,9, No. 11 stator poles, while setting A phase armature winding 4 and being wrapped in 2, No. 8
In stator poles, then B phase armature winding 6 is wrapped in 4, No. 10 stator poles, and C phase armature winding 7 is wrapped in 6, No. 12 stator poles.
Specific work process and working principle are as follows:
It is fixed by being wound on after the case where being passed through exciting current in excitation winding 1 in this modularization automobile drive electric motor
Son extremely on excitation winding 1 generate magnetomotive force, magnetomotive force is by being wound with the stator poles of excitation winding 1, then passes sequentially through air gap, turns
Another stator poles of armature winding, the most yoke afterwards through stator core 3 are wound in sub- iron core 9, air gap and same stator core 3
Portion forms closed magnetic circuit.When the rotor is turning, the rotation of rotor core 9 made of permeability magnetic material makes magnetic linkage generate variation, i.e. A
The variation of magnetic linkage meeting generating period in phase armature winding 4, B phase armature winding 6 and C phase armature winding 7, in Fig. 3
Curve a, curve b and curve c, therefore induced electromotive force or back-emf can be induced in corresponding armature winding, with A
For phase armature winding 4, back-emf (the curve U in A phase armature winding 4 as shown in Figure 4A) it is No. 2 stator poles back-emf (curves
U2) and No. 8 pole winding back-emf (curve U8) superposition, it is real to obtaining DC power supply after the electromotive force or counter electromotive force rectification
The conversion of mechanical energy to electric energy is showed, and magnetic field size can have been controlled by exciting current size in adjusting magnet exciting coil, has subtracted
Loss is lacked.After passing to armature supply to armature winding, then rotor can be driven to rotate, realize electric energy and turn to mechanical energy
It changes.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation.But it is all without departing from the content of the technical scheme of the utility model, the technology according to the utility model is real
Matter any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the guarantor of technical solutions of the utility model
Protect range.
Claims (10)
1. a kind of modularization automobile drive electric motor, the rotor including stator and relative rotation, it is characterised in that: stator includes several
Stator core (3), stator core (3) are evenly spaced in the outside of rotor, and each stator core (3) includes two stator poles,
Excitation winding (1) and armature winding are wound in two stator poles respectively, it is ipsilateral that armature winding is wrapped in all stator cores (3)
Stator poles on, armature winding is provided with multiphase, and polyphase armature winding is successively wrapped in the stator poles of different stator cores (3)
On；Rotor surface is evenly arranged with multiple rotor cores (9), and rotor core (9) and stator core (3) cooperatively form excitation winding
(1) magnetomotive magnetic circuit in.
2. modularization automobile drive electric motor according to claim 1, it is characterised in that: the stator includes stator casing
(2), stator core (3) is uniformly fixed on the inner surface of stator casing (2), and stator casing (2) is made of non-magnet material,
Stator core (3) is made of permeability magnetic material.
3. modularization automobile drive electric motor according to claim 2, it is characterised in that: the outer end of the stator core (3)
Face is bonded fixation with stator casing (2), and inner face is arcwall face.
4. modularization automobile drive electric motor according to claim 1, it is characterised in that: the quantity of the stator core (3)
It is 6N, N is integer.
5. modularization automobile drive electric motor according to claim 1, it is characterised in that: the same stator core (3)
Two stator poles be arranged in parallel.
6. modularization automobile drive electric motor according to claim 1, it is characterised in that: the armature winding includes A phase
Armature winding (4), B phase armature winding (6) and C phase armature winding (7), each phase armature winding are wrapped in a stator poles
Continue to be wrapped in another stator poles about stator radial symmetric later.
7. modularization automobile drive electric motor according to claim 1, it is characterised in that: the polyphase armature winding is
Centrality winding, polyphase armature winding around to identical, armature winding and excitation winding (1) around to opposite.
8. modularization automobile drive electric motor according to claim 1, it is characterised in that: the rotor includes rotor core
Ontology (5) is provided with armature spindle (8) at the axle center of rotor core ontology (5), and the rotor core (9) is embedded in rotor core
The surface of ontology (5), rotor core ontology (5) are made of non-conductive material, and rotor core (9) is made of permeability magnetic material.
9. modularization automobile drive electric motor according to claim 8, it is characterised in that: in the rotor core ontology (5)
Outer surface be uniformly provided with multiple arcs groove, rotor core (9) one end is bonded with the arc groove of rotor core ontology (5)
And be embedded in arc groove, the other end protrudes from the arc groove on rotor core ontology (5) surface, with rotor core ontology
(5) splicing composition section is circular rotor.
10. modularization automobile drive electric motor according to claim 1, it is characterised in that: the section of the rotor core (9)
Outstanding olive-shaped for both ends, the quantity of rotor core (9) is 4X, and X is integer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822161037.9U CN209217917U (en) | 2018-12-22 | 2018-12-22 | A kind of modularization automobile drive electric motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822161037.9U CN209217917U (en) | 2018-12-22 | 2018-12-22 | A kind of modularization automobile drive electric motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209217917U true CN209217917U (en) | 2019-08-06 |
Family
ID=67465630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822161037.9U Expired - Fee Related CN209217917U (en) | 2018-12-22 | 2018-12-22 | A kind of modularization automobile drive electric motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209217917U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450208A (en) * | 2018-12-22 | 2019-03-08 | 山东唐骏欧铃汽车制造有限公司 | A kind of modularization automobile drive electric motor |
| TWI716322B (en) * | 2020-06-01 | 2021-01-11 | 國立成功大學 | Electric mechanical structure and stator core component thereof |
-
2018
- 2018-12-22 CN CN201822161037.9U patent/CN209217917U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450208A (en) * | 2018-12-22 | 2019-03-08 | 山东唐骏欧铃汽车制造有限公司 | A kind of modularization automobile drive electric motor |
| CN109450208B (en) * | 2018-12-22 | 2024-07-05 | 山东唐骏欧铃汽车制造有限公司 | Modularized automobile driving motor |
| TWI716322B (en) * | 2020-06-01 | 2021-01-11 | 國立成功大學 | Electric mechanical structure and stator core component thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 |
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| CF01 | Termination of patent right due to non-payment of annual fee |