CN1874117A - Fan, motor, and stator structure - Google Patents
Fan, motor, and stator structure Download PDFInfo
- Publication number
- CN1874117A CN1874117A CN 200510074734 CN200510074734A CN1874117A CN 1874117 A CN1874117 A CN 1874117A CN 200510074734 CN200510074734 CN 200510074734 CN 200510074734 A CN200510074734 A CN 200510074734A CN 1874117 A CN1874117 A CN 1874117A
- Authority
- CN
- China
- Prior art keywords
- magnetic substrate
- coil
- magnetic
- stator structure
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The stator structure of motor includes a first magnetic base plate, a second magnetic base plate and a multiple winding units. There are multiple first noses on circumferential of the first magnetic base plate; and there are multiple second noses on circumferential of the second magnetic base plate. The first magnetic base plate and the second magnetic base plate are setup oppositely. The said winding units are setup between the first magnetic base plate and the second magnetic base plate. The said winding units include at least one winding and at least one magnetized subassembly. Winding is wound by using the center of the winding unit as axis. The magnetized subassembly is setup inside the winding.
Description
Technical field
The present invention is about a kind of motor, fan, motor and the stator structure thereof radially responded to especially in regard to a kind of axial coiling.
Background technology
Along with the arriving of information age, electronic equipment has become now that people are in or the daily necessities that office is indispensable, and wherein, motor is for being widely used in the electronic equipment, and can effectively convert electrical energy into the function parts of mechanical energy.
Motor of a great variety, as shown in Figure 1, traditional brushless motor structure 1 comprises a rotor structure 10 and a stator structure 20, rotor structure 10 is nested with in the centre bearing 201 of stator structure 20, by with armature winding at stator structure 20, and with rotor structure 10 reciprocations that attach permanent magnet 101, impel rotor structure 10 rotations with the rotating magnetic field that produces alternation.
Yet, with regard to axial coiling brushless motor 1, as shown in Figure 1, owing to be subject to the space of motor, the coil turn of coil groups 202 can not increase simultaneously relatively with magnetic area A, promptly under certain space, the area that coil turn the more relatively causes center magnetic flux to pass through diminishes, and then influence the effect of magnetic force, in addition, because axial induction, be that the permanent magnet 101 with rotor structure 10 inner surfaces forms the active force of suction mutually with magnetic conduction pedestal 203 members of stator structure 20, therefore cause the stressed excessive of motor center's bearing 201, and then cause the malformation of magnetic conduction pedestal 203 easily; In addition, as shown in Figure 2, with regard to radial windings brushless motor 1, owing to need coil is wound on respectively on the polar arm 205, because 205 spaces of polar arm are limited, therefore cause coiling work inconvenience and winding speed is restricted, and formed Distribution of Magnetic Field are difficult for evenly, in addition, the polar arm 205 unsettled arm of forces cause the burden that motor center supports.
Therefore, the inventor provides a kind of fan that can address the above problem, motor and stator structure thereof in line with the spirit of actively inventing, and several times research experiment is eventually to finishing the present invention.
Summary of the invention
Because above-mentioned problem, purpose of the present invention is for providing fan, motor and the stator structure thereof that a kind of manufacture craft is simple, the magnetic force effect is good and structure is firm.
So for reaching above-mentioned purpose, the stator structure of foundation a kind of motor of the present invention comprises one first magnetic substrate, one second magnetic substrate and a plurality of coil unit.Wherein, the first magnetic substrate outer peripheral edges have a plurality of first protuberances; The second magnetic substrate outer peripheral edges have a plurality of second protuberances, and wherein the first magnetic substrate is relative with the second magnetic substrate and establish; Coil unit is folded in respectively between the first magnetic substrate and the second magnetic substrate, and coil unit has a coil and at least one magnetic conduction subassembly respectively, and coil serves as that axle is reeled with the center of coil unit, and magnetic conduction subassembly is arranged in the coil.
For reaching above-mentioned purpose, comprise a stator structure, a rotor structure and one drive circuit according to a kind of motor of the present invention.Wherein, stator structure comprises one first magnetic substrate, one second magnetic substrate and a plurality of coil unit, the first magnetic substrate outer peripheral edges have many first protuberances, the second magnetic substrate outer peripheral edges have many second protuberances, wherein the first magnetic substrate and the second magnetic substrate have a central shaft hole respectively, the first magnetic substrate is relative with the second magnetic substrate and establish, coil unit is folded in respectively between the first magnetic substrate and the second magnetic substrate, coil unit has a coil and at least one magnetic conduction subassembly respectively, coil serves as that axle is reeled with the center of coil unit, and magnetic conduction subassembly is arranged in the coil; Rotor structure comprises an axle center, hub and a magnet, these central shaft holes are run through in the axle center, magnet ring is located in the hub, and magnet has many first polar regions and many second polar regions, wherein corresponding first polar region with second protuberance of first protuberance and the second polar region setting; The coil of drive circuit connecting coil unit is with the sense of current of control coil.
For reaching above-mentioned purpose, comprise a stator structure, a rotor structure and one drive circuit according to a kind of fan of the present invention.Wherein, stator structure comprises one first magnetic substrate, one second magnetic substrate and multi-thread coil unit, wherein the first magnetic substrate and the second magnetic substrate have a central shaft hole respectively, the first magnetic substrate is relative with the second magnetic substrate and establish coil unit and be folded in respectively between the first magnetic substrate and the second magnetic substrate, coil unit has a coil and at least one magnetic conduction subassembly respectively, coil serves as that axle is reeled with the center of coil unit, and magnetic conduction subassembly is arranged in the coil; Rotor structure comprises an axle center, hub, a magnet and many fan leafs, and these central shaft holes are run through in the axle center, and magnet ring is located in the hub, and the flabellum loop is located at the periphery of the outer ancient piece of jade, round, flat and with a hole in its centre of hub.
From the above, because of foundation fan of the present invention, motor and stator structure thereof, wherein stator structure is provided with the coil unit of a plurality of axial coilings between the first magnetic substrate and the second magnetic substrate, because having overcome the conventional radial coiling, axial winding mode cause spiral to be difficult for and the inhomogeneous problem of Distribution of Magnetic Field, thereby simplified manufacture craft and improved the magnetic force effect, in addition, also reduced the unsettled burden that causes motor center to support of polar arm of conventional radial coiling thus, and many second protuberances of many first protuberances of the first magnetic substrate outer peripheral edges and the second magnetic substrate outer peripheral edges are crisscross arranged, the coil that utilizes one drive circuit to order about coil unit passes through electric current, and make the first magnetic substrate and the second magnetic substrate have different polarity, this stator structure is cooperated with the rotor structure that is equipped with magnet, first polar region and the second polar region effect of magnet in first protuberance and the second protuberance alternating magnetic fields and the rotor structure, and impel rotor structure to comply with radially to respond to and rotate, because this radially responds to the problem that has overcome the magnetic conduction pedestal distortion that the conventional axial coiling produces, and then firm whole structure.
For above and other objects of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. are described in detail below:
Description of drawings
Fig. 1 is the schematic diagram of the traditional axially wound coil and axial of a demonstration to induction motor;
Fig. 2 is the radially schematic diagram of induction motor of the traditional radial windings of a demonstration;
Fig. 3 is the side-looking generalized section of a demonstration according to an embodiment of stator structure of the present invention and rotor structure;
Fig. 4 one shows according to looking schematic diagram on the embodiment of stator structure of the present invention;
Fig. 5 one shows according to looking schematic diagram on the embodiment of motor of the present invention;
Fig. 6 is the schematic diagram of a demonstration according to an embodiment of fan of the present invention; And
Fig. 7 is the schematic exploded perspective view of a demonstration according to another embodiment of motor of the present invention.
Symbol description
1 brushless motor A magnetic area
10 rotor structures, 101 permanent magnets
20 stator structures, 201 centre bearings
202 coil groups, 203 magnetic conduction pedestals
204 circuit boards, 205 polar arms
3 motors, 30 stator structures
301 central shaft holes, 31 first magnetic substrates
312 first perforation of 311 first protuberances
32 second magnetic substrates, 321 second protuberances
322 second perforation, 33 coil units
331 coils, 332 magnetic conduction subassemblies
34 drive circuits, 35 bearing holder (housing, cover)s
36 connectors, 37 first insulating barriers
37 ' second insulating barrier, 38 bearings
4 fans, 40 rotor structures
41 axle center, 42 hubs
43 magnet, 431 first polar regions
432 second polar regions, 44 fan leafs
Embodiment
Hereinafter with reference to relevant drawings, fan, motor and stator structure thereof according to the preferred embodiment of the present invention are described, wherein identical assembly will be illustrated with identical reference marks.
Please refer to Fig. 3 and shown in Figure 4, the schematic diagram of an embodiment of foundation motor stator structure 30 of the present invention, this motor stator structure 30 comprises one first magnetic substrate 31, one second magnetic substrate 32 and a plurality of coil unit 33.
As shown in Figure 3, this first magnetic substrate 31 and this second magnetic substrate 32 are relative and establish, and has a central shaft hole 301 respectively, in the present embodiment, this stator structure 30 also comprises a bearing holder (housing, cover) 35, it is socketed in these central shaft holes 301 of this first magnetic substrate 31 and this second magnetic substrate 32, make this first magnetic substrate 31 and this second magnetic substrate 32 be separately fixed at the two ends of this bearing holder (housing, cover) 35, in addition, this stator structure 30 more can comprise at least one bearing 38, and this bearing 38 is contained in this bearing holder (housing, cover) 35.Wherein, this first magnetic substrate 31 comprises many magnetic pieces with this second magnetic substrate 32, and in the present embodiment, this first magnetic substrate 31 can be silicon steel sheet with this second magnetic substrate 32, and the material of this bearing holder (housing, cover) 35 can be copper and constitutes.
These coil units 33 are folded in respectively between this first magnetic substrate 31 and this second magnetic substrate 32, these coil units 33 have a coil 331 and at least one magnetic conduction subassembly 332 respectively, wherein this coil 331 serves as that axle is reeled with the center of this coil unit 33, and this magnetic conduction subassembly 332 is arranged in this coil 331.Wherein, this magnetic conduction subassembly 332 also can be made of silicon steel sheet.
From the above, this stator structure 30 of present embodiment also comprises at least one radiating subassembly 39, and it is arranged between this first magnetic substrate 31 and this second magnetic substrate 32, in order to the hot gas that source of heat release produced that becomes.
In addition, as shown in Figure 3, this stator structure 30 of present embodiment more can comprise one first insulating barrier 37 and one second insulating barrier 37 ', wherein this first insulating barrier 37 is arranged between this first magnetic substrate 31 and these coil units 33, and this second insulating barrier 37 ' is arranged between this second magnetic substrate 32 and these coil units 33.
From the above, please refer to shown in Figure 4ly, these first magnetic substrate, 31 outer peripheral edges have a plurality of first protuberances 311; These second magnetic substrate, 32 outer peripheral edges have a plurality of second protuberances 321.Wherein, these first protuberances 311 are crisscross arranged respectively with these second protuberances 321.
Again, this first magnetic substrate 31 has a plurality of first perforation 312, and this second magnetic substrate 32 has a plurality of second perforation 322, and an end of these magnetic conduction subassemblies 332 is located in these first perforation 312, and the other end is located in these second perforation 322.Wherein, these magnetic conduction subassemblies 332 can be the H font or form the H font by these magnetic conduction subassembly 332 mutual butts of two horseshoe types.
From the above, embodiment according to stator structure 30 of the present invention, this stator structure 30 also comprises one drive circuit 34, it connects this coil 331 of these coil units 33, temporarily transfer the sense of current of whole this coil 331, in order to control the change in polarity of this first magnetic substrate 31 and this second magnetic substrate 32.Wherein, in the present embodiment, this drive circuit 34 can be arranged on around this first magnetic substrate 31 or this central shaft hole 301 of this second magnetic substrate 32.
In addition, as shown in Figure 4, the stator structure 30 of present embodiment also comprises multi-link 36, it is embedded in this first magnetic substrate 31 to be connected to this second magnetic substrate 32, with respect to this connector 36 have a through hole on this second magnetic substrate 32 this moment, and the inwall of this connector 36 can have screw thread, for the user with an equipment with a lock-in component for example screw this equipment is linked on this stator structure 30.
Please refer to Fig. 3 and shown in Figure 5 again, the schematic diagram of an embodiment of foundation motor 3 of the present invention, this motor 3 comprises a stator structure 30, a rotor structure 40 and one drive circuit 34.
Wherein, architectural feature, function and the configuration of this stator structure 30 and this drive circuit 34 as mentioned above, so repeat no more.
Just, this rotor structure 40 comprises an axle center 41, a hub 42 and a magnet 43.
These central shaft holes 301 are run through in this axle center 41, and be nested with in this bearing 38, these magnet 43 rings are located at the inwall of this hub 42, and have a plurality of first polar regions 431 and a plurality of second polar regions 432 (as shown in Figure 5), in this, these first protuberances 311 of this stator structure 30 are provided with corresponding respectively these first polar regions 431 of these second protuberances 321 and these second polar regions 432.
In addition, please refer to shown in Figure 6ly, the schematic diagram according to an embodiment of fan 4 of the present invention comprises a stator structure 30, a rotor structure 40 and one drive circuit 34.
Wherein, architectural feature, function and the configuration of this stator structure 30 and this drive circuit 34 as mentioned above, so also repeat no more.
Only, this rotor structure 40 comprises an axle center 41, a hub 42, a magnet 43 and many fan leafs 44.
Wherein, the architectural feature of this axle center 41, this hub 42 and this magnet 43, set-up mode as mentioned above, so do not give unnecessary details at this.Need the expositor, these fan leaf 44 rings are located at the periphery of these hub 42 outer ancient piece of jade, round, flat and with a hole in its centres.
For content of the present invention is more readily understood, below will lifts an example and please refer to Fig. 7 with the execution mode of explanation according to motor 3 of the present invention.
As shown in Figure 7, these coil units 33 and this drive circuit 34 are interposed between this first magnetic substrate 31 and this second magnetic substrate 32, wherein, these coil units 33 are positioned at this second magnetic substrate 32 and these drive circuit 34 double team parts, and this first magnetic substrate 31 and this second magnetic substrate 32 these central shaft holes 301 with these these magnetic sheets 31,32 of bearing holder (housing, cover) 35 sockets, and this rotor structure 40 is nested with in this bearing holder (housing, cover) 35 with this axle center 41.And this first magnetic substrate 31 is arranged between this second magnetic substrate 32 and this rotor structure 40.
Wherein, these first protuberances 311 of this first magnetic substrate 31 are crisscross arranged with these second protuberances 321 of this second magnetic substrate 32, and these first protuberances 311 are provided with these second polar regions 432 with these first polar regions 431 of these second protuberance, 321 relative these rotor structures 40, when this this coil 331 of drive circuit 34 controls produces electric current, this first magnetic substrate 31 has one first polarity, this second magnetic substrate 32 has one second polarity, control the sense of current of these coils 331 afterwards by this drive circuit 34, can produce alternating magnetic field, be with these first sectors 431 of this rotor structure 40 or these second sectors 432 therewith alternating magnetic field produce mutual exclusion magnetic force, and this rotor structure 40 is rotated.
In sum, because according to fan of the present invention, motor and stator structure thereof, wherein stator structure be provided with multiaxis to the coiling coil unit between the first magnetic substrate and the second magnetic substrate, because having overcome the conventional radial coiling, axial winding mode cause spiral to be difficult for and the uneven problem of Distribution of Magnetic Field, thereby simplified manufacture craft and improved the magnetic force effect, in addition, also reduced the unsettled burden that causes motor center to support of polar arm of conventional radial coiling thus, and many second protuberances of many first protuberances of the first magnetic substrate outer peripheral edges and the second magnetic substrate outer peripheral edges are crisscross arranged, the coil that utilizes one drive circuit to order about coil unit passes through electric current, and make the first magnetic substrate and the second magnetic substrate have different polarity, this stator structure is cooperated with the rotor structure that is equipped with magnet, first polar region and the second polar region effect of magnet in first protuberance and the second protuberance alternating magnetic fields and the rotor structure, and impel rotor structure to comply with radially to respond to and rotate, because this radially responds to the problem that has overcome the magnetic conduction pedestal distortion that the conventional axial coiling produces, and then firm whole structure.
Though the present invention with a preferred embodiment openly as above; right its is not in order to qualification the present invention, any insider, without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking claims person of defining.
The above only is the preferred embodiments of the present invention, and the foregoing description only is used for illustrating but not in order to limit scope of the present invention, category of the present invention is defined by claims.All according to equalization variation and modification that the present invention did, all should belong to covering scope of the present invention.
Claims (18)
1. the stator structure of a motor, it comprises:
One first magnetic substrate;
One second magnetic substrate, this first magnetic substrate is relative with this second magnetic substrate and establish; And
A plurality of coil units, it is folded in respectively between this first magnetic substrate and this second magnetic substrate, these coil units have a coil and at least one magnetic conduction subassembly respectively, and this coil serves as that axle is reeled with the center of this coil unit, and this magnetic conduction subassembly is arranged in this coil.
2. stator structure according to claim 1, wherein this first magnetic substrate or this second magnetic substrate comprise many magnetic pieces.
3. stator structure according to claim 1, wherein this first magnetic substrate and this second magnetic substrate have a central shaft hole respectively, and it comprises that also one is socketed on the bearing holder (housing, cover) of this central shaft hole of this first magnetic substrate and this second magnetic substrate, and a coil that connects these coil units, with the drive circuit of the sense of current of controlling these coils.
4. stator structure according to claim 3, wherein this drive circuit is arranged on around the central shaft hole of this first magnetic substrate or this second magnetic substrate, and this drive circuit is controlled the change in polarity of this first magnetic substrate and this second magnetic substrate.
5. stator structure according to claim 1, wherein the outer peripheral edges of this first magnetic substrate have a plurality of first protuberances, the outer peripheral edges of this second magnetic substrate have a plurality of second protuberances, and these first protuberances and these second protuberances are crisscross arranged respectively.
6. stator structure according to claim 1, wherein this first magnetic substrate has a plurality of first perforation, one end of these magnetic conduction subassemblies wear these first the perforation, and this second magnetic substrate have a plurality of second the perforation, an end of these magnetic conduction subassemblies wear these second the perforation.
7. stator structure according to claim 1, also comprise at least one connector, it is embedded at this first magnetic substrate or this second magnetic substrate, and the inwall of this connector has screw thread, and this first magnetic substrate or this second magnetic substrate also comprise a through hole, this through hole and this connector are oppositely arranged, and this through hole is linked to this connector.
8. stator structure according to claim 1 also comprises at least one radiating subassembly, and it is arranged between this first magnetic substrate and this second magnetic substrate.
9. stator structure according to claim 1 also comprises one first insulating barrier, and it is arranged between this first magnetic substrate and these coil units, and one second insulating barrier, and it is arranged between this second magnetic substrate and these coil units.
10. motor, it comprises:
One stator structure, it comprises one first magnetic substrate, one second magnetic substrate and a plurality of coil unit, wherein these first magnetic substrate outer peripheral edges have a plurality of first protuberances, these second magnetic substrate outer peripheral edges have a plurality of second protuberances, wherein this first magnetic substrate and this second magnetic substrate have a central shaft hole respectively, this first magnetic substrate is relative with this second magnetic substrate and establish, these coil units are folded in respectively between this first magnetic substrate and this second magnetic substrate, these coil units have a coil and at least one magnetic conduction subassembly respectively, this coil serves as that axle is reeled with the center of this coil unit, and this magnetic conduction subassembly is arranged in this coil;
One rotor structure, it comprises an axle center, a hub and a magnet, these central shaft holes are run through in this axle center, this magnet ring is located in this hub, and this magnet has a plurality of first polar regions and a plurality of second polar region, wherein these first protuberances and corresponding these first polar regions and these the second polar region settings respectively of these second protuberances; And
One drive circuit, it connects the coil of these coil units, to control the sense of current of these coils.
11. motor according to claim 10, wherein these first polar regions and these second polar regions are arranged setting alternately.
12. motor according to claim 10, wherein this drive circuit is arranged on around the central shaft hole of this first magnetic substrate or this second magnetic substrate, and controls the change in polarity of this first magnetic substrate and this second magnetic substrate.
13. motor according to claim 10, wherein this first magnetic substrate or this second magnetic substrate have many pole pieces.
14. motor according to claim 10, wherein this first magnetic substrate has a plurality of first perforation, one end of these magnetic conduction subassemblies wears these first perforation, and this second magnetic substrate has a plurality of second perforation, and an end of these magnetic conduction subassemblies wears these second perforation.
15. motor according to claim 10, also comprise at least one connector, it is embedded at this first magnetic substrate or this second magnetic substrate, and the inwall of this connector has screw thread, and this first magnetic substrate or this second magnetic substrate also comprise a through hole, this through hole and this connector are oppositely arranged, and this through hole is linked to this connector.
16. motor according to claim 10 also comprises at least one radiating subassembly, it is arranged between this first magnetic substrate and this second magnetic substrate.
17. motor according to claim 10 also comprises one first insulating barrier, it is arranged between this first magnetic substrate and these coil units, and one second insulating barrier, and it is arranged between this second magnetic substrate and these coil units.
18. a fan, it comprises:
One stator structure, it comprises one first magnetic substrate, one second magnetic substrate and a plurality of coil unit, wherein this first magnetic substrate and this second magnetic substrate have a central shaft hole respectively, this first magnetic substrate is relative with this second magnetic substrate and establish, these coil units are folded in respectively between this first magnetic substrate and this second magnetic substrate, these coil units have a coil and at least one magnetic conduction subassembly respectively, this coil serves as that axle is reeled with the center of this coil unit, and this magnetic conduction subassembly is arranged in this coil;
One rotor structure, it comprises an axle center, a hub, a magnet and many fan leafs, and these central shaft holes are run through in this axle center, and this magnet ring is located in this hub, and this flabellum loop is located at outside this hub; And
One drive circuit, it connects the coil of this coil holder, to control the sense of current of this coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100747345A CN100477445C (en) | 2005-05-31 | 2005-05-31 | Fan, motor and stator structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100747345A CN100477445C (en) | 2005-05-31 | 2005-05-31 | Fan, motor and stator structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1874117A true CN1874117A (en) | 2006-12-06 |
| CN100477445C CN100477445C (en) | 2009-04-08 |
Family
ID=37484443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100747345A Active CN100477445C (en) | 2005-05-31 | 2005-05-31 | Fan, motor and stator structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100477445C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102624183A (en) * | 2012-03-27 | 2012-08-01 | 山东大学 | Permanent-magnet axial-magnetic-field brushless motor and assembling method thereof |
| CN107710568A (en) * | 2015-06-23 | 2018-02-16 | 舍弗勒技术股份两合公司 | The method of motor with variable constant of the machine, the performs device with motor and the constant of the machine for changing motor |
-
2005
- 2005-05-31 CN CNB2005100747345A patent/CN100477445C/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102624183A (en) * | 2012-03-27 | 2012-08-01 | 山东大学 | Permanent-magnet axial-magnetic-field brushless motor and assembling method thereof |
| CN107710568A (en) * | 2015-06-23 | 2018-02-16 | 舍弗勒技术股份两合公司 | The method of motor with variable constant of the machine, the performs device with motor and the constant of the machine for changing motor |
| US10826367B2 (en) | 2015-06-23 | 2020-11-03 | Schaeffler Technologies AG & Co. KG | Electric machine with variable motor constants |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100477445C (en) | 2009-04-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6068644B2 (en) | Permanent magnetic laminated motor | |
| CN1520632A (en) | Brushless DC electric motor | |
| CN1897419A (en) | Axial air-gap electronic motor | |
| CN1392654A (en) | Single phase directly start permanent magnetic synchronous moter | |
| CN1630170A (en) | Axial gap motor | |
| CN1731654A (en) | Axial gap electric motor | |
| CN1504013A (en) | Electric rotating machine | |
| CN1783651A (en) | Rotor iron core of motor and small motor | |
| CN1881752A (en) | Motor having device for limiting direction of rotation | |
| CN1764045A (en) | Single-phase induction motor | |
| JP2012522480A (en) | Electric machine with multidirectional ramp | |
| CN1095240C (en) | Flat type vibrating motor | |
| EP2453552A2 (en) | Motor stator and assembling method thereof | |
| JP2004248456A (en) | Structure of magnetic conduction piece of motor stator composed of single magnetic conduction piece | |
| CN1860659A (en) | Electromagnetic motor | |
| JP7400521B2 (en) | Motor manufacturing method | |
| US7579726B2 (en) | Fan, motor and stator structure thereof | |
| CN1874117A (en) | Fan, motor, and stator structure | |
| US8415852B2 (en) | Motor stator | |
| CN111541320A (en) | Homopolar motor | |
| US8624461B2 (en) | Motor stator | |
| CN1520010A (en) | Coreless motor | |
| CN1727687A (en) | Electric rotary body | |
| CN216216152U (en) | Rotor back iron structure and axial magnetic field motor | |
| CN1829047A (en) | Rotor balance structure of motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |