CN117375276B - Disc motor with outer rotor structure - Google Patents
Disc motor with outer rotor structure Download PDFInfo
- Publication number
- CN117375276B CN117375276B CN202311668097.9A CN202311668097A CN117375276B CN 117375276 B CN117375276 B CN 117375276B CN 202311668097 A CN202311668097 A CN 202311668097A CN 117375276 B CN117375276 B CN 117375276B
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- Prior art keywords
- disc
- stator
- rotor disc
- outer rotor
- inner ring
- Prior art date
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 238000004804 winding Methods 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 13
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 8
- 239000004917 carbon fiber Substances 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims 2
- 230000004907 flux Effects 0.000 abstract description 18
- 230000002265 prevention Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
- H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/279—Magnets embedded in the magnetic core
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2793—Rotors axially facing stators
- H02K1/2795—Rotors axially facing stators the rotor consisting of two or more circumferentially positioned magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention provides a disc type motor with an outer rotor structure, which comprises an outer rotor disc, a middle rotor disc and a stator disc, wherein the outer rotor disc, the middle rotor disc and the stator disc are sleeved on a central fixed shaft; the outer rotor disc is rotationally connected with the central fixed shaft, symmetrically arranged on two sides of the middle rotor disc and fixedly connected with the middle rotor disc; a stator disc fixedly connected with the central fixed shaft is arranged between the outer rotor disc and the middle rotor disc; radial windings are uniformly distributed in the stator disc along the radial direction of the axial stator inner ring, and radial magnetic steels which are uniformly distributed along the radial direction of the axial magnetic steel inner ring are correspondingly arranged in the outer rotor disc and the middle rotor disc; the outer rotor disk and the middle rotor disk can limit the positions mutually; when the rotor disc and the stator disc are axially offset, one side of the radial magnetic circuit is lengthened, and according to the principle of shortest magnetic circuit, the radial magnetic flux can pull the rotor disc and the stator disc back to the central position, and the double deformation prevention designs are combined, so that the rotor discs on two sides are prevented from being deformed.
Description
Technical Field
The invention relates to the technical field of disc motors, in particular to a disc motor with an outer rotor structure.
Background
Currently, the axial flux motor widely applied in the market mainly comprises a two-stator one-rotor structure and a two-rotor structure, wherein the two rotors are most applied.
Certain two-rotor type axial flux motor is that the stator dish is located the middle part, and the rotor dish distributes in the both sides of stator dish, like the axial flux motor and the vehicle of the patent publication of publication number CN218472873U, this kind of axial flux motor compares two-stator rotor type axial flux motor and can solve the not high problem of magnetic flux utilization ratio, but in the in-service use, still has following defect:
since the rotor disks are stressed on one side of the rotor disk, the rotor disk is deformed in a direction approaching the stator disk, the deformation amount can be reduced only by increasing the strength of the rotor disk, which requires an increase in axial dimension or replacement of a material having higher strength, resulting in an increase in motor cost.
Disclosure of Invention
In view of the above, the present invention provides a disc motor with an outer rotor structure.
In order to solve the technical problems, the invention adopts the following technical scheme:
a disk motor with an outer rotor structure comprises an outer rotor disk, a middle rotor disk and a stator disk which are sleeved on a central fixed shaft;
the outer rotor disc is rotationally connected with the central fixed shaft, symmetrically arranged on two sides of the middle rotor disc and fixedly connected with the middle rotor disc;
a stator disc fixedly connected with the central fixed shaft is arranged between the outer rotor disc and the middle rotor disc;
radial windings are uniformly distributed in the stator disc along the radial direction of the axial stator inner ring, and radial magnetic steel uniformly distributed along the radial direction of the axial magnetic steel inner ring is correspondingly arranged in the outer rotor disc and the middle rotor disc.
The stator plate further includes: the device comprises a carbon fiber plate, a stator inner ring bracket and a stator outer ring iron core bracket;
the axial stator inner ring is clamped on the stator inner ring support, the stator inner ring support is clamped on the stator outer ring iron core frame, the radial windings are fixed on the stator outer ring iron core frame and distributed along the radial direction of the stator outer ring iron core frame, and the two groups of carbon fiber plates are buckled and connected to two sides of the stator outer ring iron core frame.
The stator inner ring support comprises an inner ring support ring and fins uniformly constructed on the outer circumference of the inner ring support ring, the distance between every two adjacent fins corresponds to the width of an axial iron core in the axial stator inner ring, and slots matched with the end parts of the fins are constructed on the inner circumference of the stator outer ring iron core support.
The outer rotor disc and the middle rotor disc comprise disc shells, the inner rings of the axial magnetic steels are embedded on the inner end faces of the disc shells, and the radial magnetic steels are embedded in radial magnetic steel embedded grooves in the radial directions of the disc shells.
The outer rotor disc is rotationally connected with the central fixed shaft through a bearing, and the middle rotor disc is sleeved on the central fixed shaft in a hanging manner.
The middle part of the periphery of the central fixed shaft is also provided with a ring bulge for spacing the two stator plates.
The fixed limiting assembly comprises a long connecting rod and a short connecting pipe, and slots corresponding to the long connecting rod and the short connecting pipe are formed in the middle rotor disc;
one end of the long connecting rod is fixedly connected with one of the outer rotor discs, and a thread groove I is formed in the other end of the long connecting rod;
the inner cavity of the short connecting pipe is provided with a thread groove II, one end of the short connecting pipe is fixed on the other outer rotor disc, and a screw through hole is formed in the position, corresponding to the thread groove II, of the other outer rotor disc.
The invention has the advantages and positive effects that:
the outer rotor disk is rotationally connected with the central fixed shaft, symmetrically arranged on two sides of the middle rotor disk and fixedly connected with the middle rotor disk, so that the positions of the outer rotor disk, the central fixed shaft and the middle rotor disk can be mutually limited; when the rotor disc and the stator disc are axially offset, one side of the radial magnetic circuit is lengthened, and according to the principle of shortest magnetic circuit, the radial magnetic flux can pull the rotor disc and the stator disc back to the central position, and the double deformation prevention designs are combined, so that the rotor discs on two sides are prevented from being deformed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention, without limitation to the invention. In the drawings:
fig. 1 is an exploded view of a disc motor of an outer rotor structure of the invention;
fig. 2 is an exploded view of a stator disc of a disc motor of an outer rotor structure of the invention;
FIG. 3 is an enlarged view of the radial magnetic steel of FIG. 2;
FIG. 4 is a block diagram of radial magnetic steel;
FIG. 5 is a block diagram of an outboard rotor disk;
FIG. 6 is an enlarged view of the radial magnetic steel of FIG. 5;
FIG. 7 is a block diagram of a stator inner race support;
FIG. 8 is a schematic diagram of magnetic flux;
FIG. 9 is a second magnetic flux diagram;
in the figure: the outer rotor disc 1, the middle rotor disc 2, the stator disc 3, the carbon fiber plate 31, the stator inner ring bracket 32, the inner ring supporting ring 321, the fins 322, the stator outer ring core bracket 33, the slot 331, the axial stator inner ring 34, the center fixed shaft 4, the annular boss 41, the bearing 5, the long connecting rod 61, the short connecting pipe 62, the disc shell 81, the radial magnetic steel caulking groove 82, the radial winding 91, the radial magnetic steel 92 and the axial magnetic steel 93.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, based on the embodiments of the invention, which would be apparent to one of ordinary skill in the art without making any inventive effort are intended to be within the scope of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 5, the invention provides a disc motor with an outer rotor structure, which comprises an outer rotor disc 1, a middle rotor disc 2 and a stator disc 3 sleeved on a central fixed shaft 4;
the outer rotor disc 1 is rotationally connected with the central fixed shaft 4, and is symmetrically arranged on two sides of the middle rotor disc 2 and fixedly connected with the middle rotor disc 2, and the middle rotor disc 2 is sleeved on the central fixed shaft 4 in a hanging manner;
the fixed connection design ensures that the three parts can mutually limit positions, so that the deformation of the rotor discs at two sides is avoided, and the rotor discs are used as a first deformation prevention design.
Specifically, a stator disc 3 fixedly connected with a central fixed shaft 4 is arranged between an outer rotor disc 1 and a middle rotor disc 2, radial windings 91 are uniformly distributed in the stator disc 3 along the radial direction of an axial stator inner ring 34, and corresponding radial magnetic steels 92 uniformly distributed along the radial direction of the axial magnetic steel inner ring are arranged in the outer rotor disc 1 and the middle rotor disc 2;
when the rotor disc has a tendency to shift, the radial magnetic field between the rotor disc and the stator disc 3 will pull the rotor disc back into a centered position with the stator disc 3; referring specifically to fig. 8 and 9, the dashed line in fig. 8 is a radial magnetic flux portion, and the dashed line in fig. 9 is an axial magnetic flux portion; when the rotor disc and the stator disc 3 are axially offset, one side of the radial magnetic circuit shown by the dotted line in fig. 8 becomes longer, and according to the principle of shortest magnetic circuit, the radial magnetic flux can pull the rotor disc and the stator disc 3 back to the central position, so that the possible damage caused by axial offset of the axial magnetic flux is solved, and the rotor discs on two sides are prevented from being deformed, and the rotor disc is used as a second deformation preventing design.
In addition, compared with the two-stator-rotation axial flux motor in the prior art, only one side of the electromagnetic paths of the two-side stator coil groups can be utilized, and the problem of low magnetic flux utilization rate exists.
Specifically, as shown in fig. 2 and 7, the stator plate 3 further includes: carbon fiber plate 31, stator inner ring bracket 32, stator outer ring core bracket 33;
the stator inner ring bracket 32 comprises an inner ring supporting ring 321 and fins 322 uniformly configured on the periphery of the inner ring supporting ring 321, and the interval between adjacent fins 322 corresponds to the width of the axial iron core in the axial stator inner ring 34, so that the axial stator inner ring 34 can be clamped on the stator inner ring bracket 32; slots 331 adapted to the end portions of the fins 322 are configured in the circumferential direction of the stator outer ring core frame 33, so that the stator inner ring support 32 can be clamped on the stator outer ring core frame 33; the radial windings 91 are fixed on the stator outer ring core frame 33 and are uniformly distributed along the radial direction of the stator outer ring core frame 33, and the two groups of carbon fiber plates 31 are buckled and connected to the two sides of the stator outer ring core frame 33 through butt joint inserting rods on the inner end surfaces of the two groups of carbon fiber plates; the axial stator inner ring 34 is designed in the prior art, i.e. is a ring group structure surrounded by a plurality of axial cores wound with axial windings, and will not be described herein.
Specifically, the outer rotor disc 1 and the middle rotor disc 2 both include a disc shell 81, the axial magnetic steel inner ring is embedded on the inner end surface of the disc shell 81, and the radial magnetic steel 92 is embedded in a radial magnetic steel embedding groove 82 in the radial direction of the disc shell 81; the inner ring of the axial magnetic steel is a ring group structure surrounded by a plurality of axial magnetic steels 93.
Specifically, the outer rotor disc 1 is rotationally connected with the central fixed shaft 4 through the bearing 5, the bearing 5 is fixedly installed on the outer rotor disc 1 and is connected with the central fixed shaft 4 through a key, so that the central fixed shaft 4 cannot rotate along with the central fixed shaft 4, and the middle rotor disc 2 is sleeved on the central fixed shaft 4 in a hanging manner, namely in a sleeved manner but is not contacted with the central fixed shaft 4, so that the outer rotor disc 1 can also drive the middle rotor disc 2 to rotate when rotating, and the support of the middle rotor disc 2 is realized.
Specifically, the middle part of the outer periphery of the central fixed shaft 4 is also provided with a ring protrusion 41 for separating two stator plates, and the middle rotor plate 2 is suspended and sleeved on the ring protrusion 41, and the stator plate 3 fixedly sleeved on the central fixed shaft 4 can also be kept relatively static because the central fixed shaft 4 cannot rotate around the axial direction.
Specifically, the outer rotor disc 1 is fixedly connected with the middle rotor disc 2 through a fixed limiting assembly, the fixed limiting assembly comprises a long connecting rod 61 and a short connecting pipe 62, and slots corresponding to the long connecting rod 61 and the short connecting pipe 62 are formed in the middle rotor disc 2; one end of the long connecting rod 61 is fixedly connected with one of the outer rotor discs 1, and the other end is provided with a thread groove I; the inner cavity of the short connecting pipe 62 is provided with a thread groove II, one end of the short connecting pipe is fixed on the other outer rotor disc 1, and a screw through hole is formed in the other outer rotor disc 1 at a position corresponding to the thread groove II;
during connection, the long connecting rod 61 and the short connecting rod 62 are respectively inserted into the middle rotor disc 2 from slots on two sides of the middle rotor disc 2, and then the screw penetrates through a screw through hole on the right outer rotor disc 1 and then is sequentially connected with a thread groove II on the short connecting rod 62 and a thread groove I on the long connecting rod 61 in a threaded manner, so that the fixed connection among the three is realized;
in the prior art, the magnetic force born by the rotor disk takes the shaft as a supporting point and takes the shaft center to the magnetic steel as a force arm; in order to ensure that higher power density of the axial flux motor is realized, the rotor disk magnetic steel is usually arranged at a position of the rotor disk far away from the axial direction, so that the length of a force arm born by the far end of the rotor disk is larger, and the force arm is one of reasons for bending deformation of the rotor disk towards the rotor disk;
in this technical scheme, the position that long connecting rod 61 and short connecting pipe 62 run through is closer to the magnet steel than the axle center of middle part rotor dish 2, is supported fixedly by long connecting rod 61 and short connecting pipe 62 between the rotor dish, and this just makes the arm of force length of the magnetic force that the rotor dish of both sides received shorten greatly, just also can avoid appearing the problem of both sides rotor dish bending deformation.
Specifically, an external fixing flange is further provided, a convex portion of the external fixing flange extends to the inner side of the central fixing shaft 4 and is fixedly connected with the inner periphery of the central fixing shaft 4, and the external fixing flange is fixed on the supporting frame.
The working principle and working process of the invention are as follows:
motor operation aspect
After the windings on the stator disc 3 are electrified, the outer rotor disc 1 and the middle rotor disc 2 are driven to rotate along the axial direction of the central fixed shaft 4, the central fixed shaft 4 cannot rotate along with the three rotor discs under the action of the bearing 5, and the two stator discs 3 connected in a sleeved mode cannot be driven to rotate, so that the disc type motor is started;
in the aspect of design for preventing deflection deformation of rotor disk
The outer rotor disc 1 is rotationally connected with the central fixed shaft 4, and symmetrically arranged at two sides of the middle rotor disc 2 and fixedly connected with the middle rotor disc 2, so that the positions of the outer rotor disc 1 and the middle rotor disc 2 can be mutually limited, the rotor discs at two sides are prevented from deforming, and the outer rotor disc is used as a first heavy deformation prevention design;
when the rotor disc and the stator disc 3 are axially offset, one side of the radial magnetic circuit is lengthened, and according to the principle of shortest magnetic circuit, the radial magnetic flux can pull the rotor disc and the stator disc 3 back to the central position, so that the rotor discs on two sides are prevented from deforming, and the rotor disc is used as a second deformation preventing design.
The embodiments of the invention have been described in detail, but the description is only a preferred embodiment of the invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by this patent.
Claims (6)
1. The disc type motor with the outer rotor structure is characterized by comprising an outer rotor disc (1), a middle rotor disc (2) and a stator disc (3) which are sleeved on a central fixed shaft (4);
the outer rotor disc (1) is rotationally connected with the central fixed shaft (4), and is symmetrically arranged on two sides of the middle rotor disc (2) and fixedly connected with the middle rotor disc (2);
a stator disc (3) fixedly connected with the central fixed shaft (4) is arranged between the outer rotor disc (1) and the middle rotor disc (2);
radial windings (91) are uniformly distributed in the stator disc (3) along the radial direction of the axial stator inner ring (34), and corresponding radial magnetic steels (92) which are uniformly distributed along the radial direction of the axial magnetic steel inner ring are arranged in the outer rotor disc (1) and the middle rotor disc (2);
the outer rotor disc (1) and the middle rotor disc (2) comprise a disc shell (81), an axial magnetic steel inner ring is embedded on the inner end surface of the disc shell (81), and radial magnetic steel (92) is embedded in a radial magnetic steel embedding groove (82) in the radial direction of the disc shell (81).
2. A disc motor of an outer rotor construction according to claim 1, characterized in that the stator disc (3) further comprises: a carbon fiber plate (31), a stator inner ring bracket (32) and a stator outer ring iron core bracket (33);
the axial stator inner ring (34) is clamped on the stator inner ring support (32), the stator inner ring support (32) is clamped on the stator outer ring iron core frame (33), the radial windings (91) are fixed on the stator outer ring iron core frame (33) and distributed along the radial direction of the stator outer ring iron core frame (33), and the two groups of carbon fiber plates (31) are buckled and connected to the two sides of the stator outer ring iron core frame (33).
3. The disc motor of an outer rotor structure according to claim 2, wherein the stator inner ring support (32) comprises an inner ring support ring (321) and fins (322) uniformly configured on the outer circumference of the inner ring support ring (321), the distance between adjacent fins (322) corresponds to the width of the axial core in the axial stator inner ring (34), and slots (331) adapted to the ends of the fins (322) are configured on the inner circumference of the stator outer ring core support (33).
4. A disc motor of an outer rotor construction according to claim 3, characterized in that the outer rotor disc (1) is rotatably connected to the central stationary shaft (4) by means of bearings (5), the central rotor disc (2) being suspended over the central stationary shaft (4).
5. A disc motor of an outer rotor structure according to claim 4, characterized in that a ring protrusion (41) for spacing the two stator discs (3) is further formed at a central position of the outer periphery of the central fixed shaft (4).
6. The disc motor with the outer rotor structure according to claim 5, wherein the outer rotor disc (1) and the middle rotor disc (2) are fixedly connected through a fixed limiting assembly, the fixed limiting assembly comprises a long connecting rod (61) and a short connecting pipe (62), and slots corresponding to the long connecting rod (61) and the short connecting pipe (62) are formed in the middle rotor disc (2);
one end of the long connecting rod (61) is fixedly connected with one of the outer rotor discs (1), and a thread groove I is formed in the other end of the long connecting rod;
the inner cavity of the short connecting pipe (62) is provided with a thread groove II, one end of the short connecting pipe is fixed on the other outer rotor disc (1), and a screw through hole is formed in the position, corresponding to the thread groove II, of the other outer rotor disc (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311668097.9A CN117375276B (en) | 2023-12-07 | 2023-12-07 | Disc motor with outer rotor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311668097.9A CN117375276B (en) | 2023-12-07 | 2023-12-07 | Disc motor with outer rotor structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117375276A CN117375276A (en) | 2024-01-09 |
| CN117375276B true CN117375276B (en) | 2024-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311668097.9A Active CN117375276B (en) | 2023-12-07 | 2023-12-07 | Disc motor with outer rotor structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN117375276B (en) |
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| CN107359767A (en) * | 2017-08-15 | 2017-11-17 | 田佳龙 | A kind of Halbach types array permanent magnetism disc type iron core-free hollow shaft motor |
| CN109728695A (en) * | 2019-03-08 | 2019-05-07 | 孙建林 | A kind of permanent magnet synchronous motor of high power density |
| CN110120716A (en) * | 2019-05-15 | 2019-08-13 | 华中科技大学 | A kind of combination array formula outer rotor axial and radial mixing behavior magnetic flow permanent magnet motor |
| CN110620449A (en) * | 2019-08-19 | 2019-12-27 | 山东大学 | Disc type transverse flux permanent magnet brushless motor and method |
| CN112510951A (en) * | 2020-11-18 | 2021-03-16 | 苏州英磁新能源科技有限公司 | Rotor structure and disk motor that sectional type magnet steel was arranged |
| WO2022134720A1 (en) * | 2020-12-24 | 2022-06-30 | 上海盘毂动力科技股份有限公司 | Method for assembly of disc motor rotor, and disc motor rotor |
| WO2023045222A1 (en) * | 2021-09-22 | 2023-03-30 | 浙江吉利控股集团有限公司 | Stator and rotor structure and axial magnetic field electric motor |
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2023
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|---|---|---|---|---|
| WO1998048502A1 (en) * | 1997-04-23 | 1998-10-29 | Centre National De La Recherche Scientifique (C.N.R.S.) | Improved electrical machine with double excitation |
| UA69069A (en) * | 2003-12-01 | 2004-08-16 | P S Nakhimov Sevastopol Navy I | Three-phase motor with axial-radial configuration |
| CN101651392A (en) * | 2008-08-15 | 2010-02-17 | 孙尤民 | Multi-disc multipath high-efficiency motor |
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| CN110120716A (en) * | 2019-05-15 | 2019-08-13 | 华中科技大学 | A kind of combination array formula outer rotor axial and radial mixing behavior magnetic flow permanent magnet motor |
| CN110620449A (en) * | 2019-08-19 | 2019-12-27 | 山东大学 | Disc type transverse flux permanent magnet brushless motor and method |
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| WO2023045222A1 (en) * | 2021-09-22 | 2023-03-30 | 浙江吉利控股集团有限公司 | Stator and rotor structure and axial magnetic field electric motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117375276A (en) | 2024-01-09 |
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