CN103795211A - Mother-son-type wheel hub motor - Google Patents
Mother-son-type wheel hub motor Download PDFInfo
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- CN103795211A CN103795211A CN201210434752.XA CN201210434752A CN103795211A CN 103795211 A CN103795211 A CN 103795211A CN 201210434752 A CN201210434752 A CN 201210434752A CN 103795211 A CN103795211 A CN 103795211A
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- winding coil
- wheel hub
- hub motor
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- type wheel
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Abstract
The invention relates to a mother-son-type wheel hub motor which includes an inner stator and an outer rotor. The inner stator includes a power line, a center shaft, a stator support, an iron core, a stator, a first winding coil, a second winding coil, a third winding coil, a forth winding coil and a Hall element. The outer rotor includes a belt wheel rim hub rotor, a magnetic steel sheet, magnetic steels, a disc brake pad, disc brake pad supports, a first end cover and a second end cover. The iron core surrounds the inner part of the inner stator and is formed through interval molding. The iron core is formed through winding-drum-type surrounding of silicon steel sheets from inside to outside. The mother-son-type wheel hub motor has a high-power-density output characteristic and fills demand blanks of a large-power-high-speed, large-torque-climbing and low-electrical-energy-consumption large-power DC motor needed by the market.
Description
Technical field
The present invention relates to a kind of primary-secondary type wheel hub motor.
Background technology
Conventional ADS driving motor is divided into two types of low-speed big, the little torques of high speed at present, has only met the requirement of partial function use occasion.Low-speed big drive motors adopts multiturn to count winding, although just can provide high pulling torque to the larger acceleration of car with less electric current in the time of low speed, but in the time that motor speed is brought up to higher rotation speed due to the continuous increase of back-emf, the input voltage of just having to increase while increasing rotating speed again, increases the series connection quantity of battery.The little torque actuated motor of high speed adopts few number of turn winding, although can make machine operation at a very high rotating speed, in the time of low speed, because the number of turn is few, provide large torque to need very large electric current when accelerating, and the accelerating time is longer, is unfavorable for the life-span of battery.Two kinds of motors all fail to utilize fully effective working region of motor.
Summary of the invention
For conventional ADS driving motor most of occasion functions required aspect, under the prerequisite of prior art deficiency, what the present invention will solve is a kind of primary-secondary type wheel hub motor simple in structure, reliable, lightweight, the advantage such as loss is few, low-voltage, efficiency high, low speed high pulling torque, speed-regulating range width that has.
For achieving the above object, technical scheme provided by the present invention is:
A kind of primary-secondary type wheel hub motor, comprises internal stator and external rotor, and described internal stator is made up of power line, axis, stator support, iron core, stator, the first winding coil, the second winding coil, tertiary winding coil, the 4th winding coil and Hall element; External rotor is by being with wheel rim wheel hub rotor, magnetic conduction steel disc, magnet steel, disc brake sheet, disc brake sheet support and the first end cap, the second end cap to form, internal stator inner loop around and interval moulding state to some extent iron core, described iron core by silicon steel thin slice from inside to outside roll type around forming.
Preferably, wherein said midfeather unshakable in one's determination forms U-lag, and its lateral surface is wound with enamelled wire.
Preferably, wherein said enamelled wire 22 is made up of the first winding coil 24, the second winding coil 25, tertiary winding coil 26, the 4th winding coil 27, on four winding coils, be divided into respectively again three winding units, be wound in respectively on described iron core to form coil.
Preferably, described enamelled wire is in the time being wound to U-lag, and the gradient of enamelled wire relatively relaxes, to increase density and the number of turn of the first winding coil, the second winding coil, tertiary winding coil, the 4th winding coil.
Preferably, wherein said axis is hollow lever, and power line passes therethrough and is connected with described stator.
Preferably, described in described the first end cap, the second end cap, disc brake sheet support is arranged on described axis by clutch shaft bearing, the second bearing respectively.
Preferably, on described disc brake sheet support, disc brake sheet is installed, described disc brake sheet is arranged on disc brake sheet support by bolt.
Preferably, wherein between the first end cap, the second end cap and described disc brake sheet support and axis, seal by the first rubber skeleton sealing ring, the second rubber skeleton sealing ring.
Preferably, the central authorities of described stator by stator support with unshakable in one's determination affixed and with biserial angular contact bearing fit, in the middle of biserial angular contact bearing, be equipped with described axis.
Preferably, described external rotor is affixed by screw and the second end cap, and the inwall of the second end cap is embedded with magnetic conduction steel disc, magnetic conduction steel disc surface around and be pasted with uniformly polylith magnet steel.
The invention has the advantages that: primary-secondary type wheel hub motor has changed the mode of operation of existing drive motors completely, comprehensively meet car load large to the acceleration of drive motors, speed-regulating range width, operating voltage is low, the requirements such as operating current is little, are meeting the service time that has effectively extended battery in the situation that car load operating characteristic requiring.The characteristic of primary-secondary type wheel hub motor solved the required Large-power High-Speed in market, large torque climbing, the consume of low electric energy high power direct-current motor require vacancy.
Other objects of the present invention and advantage can be further understood from the disclosed technical characterictic of the present invention.For the present invention's above and other object, feature and advantage can be become apparent, special embodiment below also coordinates appended graphicly, elaborates.
Accompanying drawing explanation
Fig. 1 is the schematic appearance of motor of the present invention.
Fig. 2 is the generalized section of motor of the present invention in Fig. 1.
Fig. 3 is that the A of motor of the present invention in Fig. 1 is to exploded perspective view.
Fig. 4 is that the B of motor of the present invention in Fig. 1 is to exploded perspective view.
Fig. 5 is single group motor stator winding schematic diagram of motor of the present invention in Fig. 1.
Embodiment
About addressing other technologies content, feature and effect before the present invention, in the following detailed description coordinating with reference to graphic embodiment, can clearly present.The direction term of mentioning in following examples, for example: upper and lower, left and right, front or rear etc. are only the directions with reference to annexed drawings.Therefore, the direction term of use is to be not used for limiting the present invention for illustrating.
As shown in accompanying drawing 1-4, motor of the present invention is made up of internal stator 1 and external rotor 2.Internal stator is by power line 4, axis 8, stator support 19, unshakable in one's determination 14, stator 11, the first winding coil 24, the second winding coil 25, tertiary winding coil 26, the 4th winding coil 27 and Hall element 23 form, external rotor 2 is by band wheel rim wheel hub rotor 12, magnetic conduction steel disc 13, magnet steel 18, disc brake sheet 6, disc brake sheet support 7 and the first end cap 3, the second end cap 5 forms, described the first end cap 3, in the second end cap 5, rolling clutch shaft bearing 9 is housed, the second bearing 17, the first end cap 3, the first rubber skeleton sealing ring 10 is equipped with in the outside that the second end cap 5 is connected with axis 8, the second rubber skeleton sealing ring 16, thereby play the effect of dustproof and waterproof.Stator 11 be positioned at band wheel rim wheel hub rotor 12 within, its inner loop around and interval form unshakable in one's determination 14, this iron core 14 is from inside to outside around forming by monolithic silicon steel thin slice 20, described 14 midfeathers unshakable in one's determination form U-lag 21, its side is wound with enamelled wire 22, wherein said enamelled wire 22 is made up of the first winding coil 24, the second winding coil 25, tertiary winding coil 26, the 4th winding coil 27, on four winding coils, be divided into respectively again three winding units, be wound in respectively on described unshakable in one's determination 14 to form coil; In addition, the central authorities of stator 11 by stator support 19 with unshakable in one's determination 14 affixed and with biserial angular contact bearing 15 fits, centre is equipped with axis 8, axis 8 is hollow lever, can be through at wherein and be connected with stator 11 for a power line 4, axis 8 two ends places respectively with clutch shaft bearing 9, the second bearing 17 fits, so, can make rotor 12 be able to and stator 11 pivotables.
As shown in Figure 5, on an iron core, there are respectively the first winding coil 24, the second winding coil 25, tertiary winding coil 26, the 4th winding coil 27, on four winding coils, be divided into respectively again three winding units, that is to say and shown in Fig. 5, on stator core, have 12 winding units, 12 winding unit's actings in conjunction, on a rotor 12, make its effect of startup fast at short notice.
Although the present invention discloses as above with preferred embodiment; so it is not used for limiting the present invention, anyly has the knack of this skill person, without departing from the spirit and scope of the invention; when doing a little change, therefore the present invention's protection range is when being as the criterion depending on the patent protection scope person of defining.In addition, arbitrary embodiment of the present invention or claim must not reached whole objects or advantage or the feature that the present invention discloses.In addition, summary part and title are only the use for auxiliary patent document search, are not used for limiting the present invention's rights protection scope.
Claims (10)
1. a primary-secondary type wheel hub motor, comprise internal stator and external rotor, it is characterized in that, described internal stator is made up of power line, axis, stator support, iron core, stator, the first winding coil, the second winding coil, tertiary winding coil, the 4th winding coil and Hall element; External rotor is by being with wheel rim wheel hub rotor, magnetic conduction steel disc, magnet steel, disc brake sheet, disc brake sheet support and the first end cap, the second end cap to form, internal stator inner loop around and interval moulding state to some extent iron core, described iron core by silicon steel thin slice from inside to outside roll type around forming.
2. a kind of primary-secondary type wheel hub motor according to claim 1, is characterized in that, wherein said midfeather unshakable in one's determination forms U-lag, and its lateral surface is wound with enamelled wire.
3. a kind of primary-secondary type wheel hub motor according to claim 2, it is characterized in that, wherein said enamelled wire is made up of the first winding coil, the second winding coil, tertiary winding coil, the 4th winding coil, on four winding coils, be divided into respectively again three winding units, be wound in respectively on described iron core to form coil.
4. a kind of primary-secondary type wheel hub motor according to claim 3, it is characterized in that, described enamelled wire is in the time being wound to U-lag, and the gradient of enamelled wire relatively relaxes, to increase density and the number of turn of the first winding coil, the second winding coil, tertiary winding coil, the 4th winding coil.
5. according to the primary-secondary type wheel hub motor described in claim 1-4 any one, it is characterized in that, wherein said axis is hollow lever, and power line passes therethrough and is connected with described stator.
6. according to a kind of primary-secondary type wheel hub motor described in claim 1-4 any one, it is characterized in that, disc brake sheet support is arranged on described axis by clutch shaft bearing, the second bearing respectively described in described the first end cap, the second end cap.
7. according to a kind of primary-secondary type wheel hub motor described in claim 1-4 any one, it is characterized in that, on described disc brake sheet support, disc brake sheet is installed, described disc brake sheet is arranged on disc brake sheet support by bolt.
8. according to a kind of primary-secondary type wheel hub motor described in claim 1-4, it is characterized in that, wherein between the first end cap, the second end cap and described disc brake sheet support and axis, seal by the first rubber skeleton sealing ring, the second rubber skeleton sealing ring.
9. a kind of primary-secondary type wheel hub motor according to claim 1, is characterized in that, the central authorities of described stator by stator support with unshakable in one's determination affixed and with biserial angular contact bearing fit, in the middle of biserial angular contact bearing, be equipped with described axis.
10. a kind of primary-secondary type wheel hub motor according to claim 1, is characterized in that, described external rotor is affixed by screw and the second end cap, and the inwall of the second end cap is embedded with magnetic conduction steel disc, magnetic conduction steel disc surface around and be pasted with uniformly polylith magnet steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210434752.XA CN103795211A (en) | 2012-11-02 | 2012-11-02 | Mother-son-type wheel hub motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210434752.XA CN103795211A (en) | 2012-11-02 | 2012-11-02 | Mother-son-type wheel hub motor |
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| Publication Number | Publication Date |
|---|---|
| CN103795211A true CN103795211A (en) | 2014-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210434752.XA Pending CN103795211A (en) | 2012-11-02 | 2012-11-02 | Mother-son-type wheel hub motor |
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| CN (1) | CN103795211A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104734417A (en) * | 2015-03-20 | 2015-06-24 | 台州市路桥鼎新阳光机电科技有限公司 | Electric vehicle hub motor |
| CN106505774A (en) * | 2016-11-23 | 2017-03-15 | 上海玺力电子科技有限公司 | A kind of separate type wheel hub motor for being easy to tyre fixing |
| CN107425686A (en) * | 2017-09-26 | 2017-12-01 | 江苏雅迪科技发展有限公司宁波分公司 | Coreless disc type wheel hub motor |
| US20190305638A1 (en) * | 2018-03-30 | 2019-10-03 | Richard Chi-Hsueh | Wheel hub motor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101572471A (en) * | 2009-05-21 | 2009-11-04 | 苏州博尊科技有限公司 | High power DC disc type brushless gearless motor |
| CN201509139U (en) * | 2009-09-30 | 2010-06-16 | 江西理工大学 | Multi-plate type permanent magnet hub motor structure for electric automobile |
| CN101826781A (en) * | 2010-05-19 | 2010-09-08 | 苏州博尊科技有限公司 | High-power permanent magnetic DC disc synchronous motor |
| CN101938200A (en) * | 2010-09-07 | 2011-01-05 | 哈尔滨工业大学 | Axial-axial magnetic field modulation type brushless composite structure motor |
-
2012
- 2012-11-02 CN CN201210434752.XA patent/CN103795211A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101572471A (en) * | 2009-05-21 | 2009-11-04 | 苏州博尊科技有限公司 | High power DC disc type brushless gearless motor |
| CN201509139U (en) * | 2009-09-30 | 2010-06-16 | 江西理工大学 | Multi-plate type permanent magnet hub motor structure for electric automobile |
| CN101826781A (en) * | 2010-05-19 | 2010-09-08 | 苏州博尊科技有限公司 | High-power permanent magnetic DC disc synchronous motor |
| CN101938200A (en) * | 2010-09-07 | 2011-01-05 | 哈尔滨工业大学 | Axial-axial magnetic field modulation type brushless composite structure motor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104734417A (en) * | 2015-03-20 | 2015-06-24 | 台州市路桥鼎新阳光机电科技有限公司 | Electric vehicle hub motor |
| CN106505774A (en) * | 2016-11-23 | 2017-03-15 | 上海玺力电子科技有限公司 | A kind of separate type wheel hub motor for being easy to tyre fixing |
| CN107425686A (en) * | 2017-09-26 | 2017-12-01 | 江苏雅迪科技发展有限公司宁波分公司 | Coreless disc type wheel hub motor |
| US20190305638A1 (en) * | 2018-03-30 | 2019-10-03 | Richard Chi-Hsueh | Wheel hub motor |
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Application publication date: 20140514 |
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