CN1852008A - Wheel-hub motor formed by two motors and used by electric vehicles - Google Patents
Wheel-hub motor formed by two motors and used by electric vehicles Download PDFInfo
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- CN1852008A CN1852008A CNA2006100190035A CN200610019003A CN1852008A CN 1852008 A CN1852008 A CN 1852008A CN A2006100190035 A CNA2006100190035 A CN A2006100190035A CN 200610019003 A CN200610019003 A CN 200610019003A CN 1852008 A CN1852008 A CN 1852008A
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- motor
- wheel hub
- axletree
- planar
- hub motor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
This invention relates to a wheel hub motor composed of double motors used in electromotive cars, which mounts double stators, double rotors and double magnetic field gas slot spaces on a shaft of the car to make up of an integrated hub motor, which eliminates mechanical drive parts of the cast shell, a mechanical gear-box, a coupling and driving shaft and uses computers, frequency conversion and voltage regulation in stead to control the hub motor to drive wheels so as to increase the space efficiency.
Description
Technical field
The application relates to and is used for a kind of wheel hub motor that vehicle that the driven by power wheel travels uses, that formed by the bi-motor structure.
Background technology
In the prior art, the vehicle that the driven by power wheel is travelled (comprising electric motor car, hybrid vehicle, fuel-cell vehicle etc.), its structure generally is by gearings such as vehicle-mounted big driven by motor gearbox, shaft coupling, power transmission shafts, comes drive wheels to rotate; Or low-power machine is installed on the axletree, drive wheel by the power wheel hub again, and can use converter technique, voltage-regulating technique to wait and control the speed of a motor vehicle.But machine driven systems such as high power motor and gearbox matching used with it, shaft coupling, power transmission shaft, take interior space at both very large heaviness, waste energy again; And the power of small machine can not satisfy the needs that vehicle uses, because the power of motor increase can cause its body to increase, and very inconvenient motor installing and fixing and the travelling of vehicle on axletree; This is one of reality technology difficult point of applying of restriction environmental-protecting type electric vehicle.
Summary of the invention
Task of the present invention provides a kind of directly by the wheel hub motor of electric power controlling and driving, and is because of it is that Electromechanical Design is made, simple and reliable for structure, compact, light and handy, cost is low, fabrication and installation are very convenient; Not only can save mechanical transmission components such as removing motor cast iron housing, mechanical gear box, shaft coupling, power transmission shaft, and can use high-tech computer technology, converter technique, voltage-regulating technique to wait and control, adjust the speed of a motor vehicle, to promote motor vehicle swifter and more violent ground progress and popularization and application.
Technical scheme of the present invention, utilize the planar circular shape of elementary stator, secondary rotor and the electromagnetic field inter-air space of planar circular motor exactly, with the orthogonal characteristic of its commentaries on classics axial line, be configured to a kind of wheel hub motor that is set directly on the axletree, travel for the direct drive wheels of motor vehicle.As shown in drawings, the two elementary stator 1 of planar circular motor planar circular shape is fixedly clamped by the fastening steel ring 10 of the outer toroid at its back side; The interior annulus 12 of fastening steel ring 10 is provided with and is fixed on the axletree 9 with pin, key traditional mechanical mode.Two secondary rotors 2 of planar circular shape are designed to be made into 2 spoke disc body structures of wheel hub motor two Side, and its interior annulus partly is to be set up to be fixed on the wide bearing 5, and together are provided with in the traditional mechanical mode with wide bearing 5 and are fixed on the axletree 9.Two planar circulars 1 that motor is primary and secondary and 2 lean on very closely mutually, have constituted the rotary electromagnetic field inter-air space 3 of motor biplane toroidal between them.Two cylindrical anchor rings on the outer circle limit of the two secondary rotor planar circulars 2 of motor, be designed to be made into shown in 14 intersect vertically or near normal intersects, and the cylindrical torus shape of energy load-bearing, the indeclinable quadrature anchor ring of the qualification mechanical location circle 14 that constitutes with outer circle rim 11 and two mutual vertical or approximately perpendicular anchor rings on the both sides thereof of wheel hub motor closely cooperates, and has constituted a complete wheel hub motor of electromechanical integration.The outer circle part of two secondary rotor 2 planar circulars of motor is fixed with the connection of the outer circle rim 11 of wheel hub motor, both can all use bolt 13 to connect as shown in drawings; Also can be with the outer circle part of one of them motor secondary rotor 2 planar circular, be made into a machinery integral with one side of the outer circle rim 11 of wheel hub motor, and only make the outer circle part of another motor secondary rotor 2 planar circulars, closely cooperate with the another side of the outer circle rim 11 of wheel hub motor and top quadrature anchor ring circle 14 thereof, and connect fastening with bolt 13; Or use other traditional mechanical mode that their connections are tightened to a machinery integral.People are outside assembling wheels outer rim of circle rim 11 and air servicer tire etc. outside it easily just.This wheel hub motor both can be to be made into an airtight integral body, in case dust and rainwater enter; Also can be beyond the motor biplane annular inter-air space 3, on the outer ring of two secondary rotor 2 planar circulars of motor, offer ventilating heat dissipating hole, so that motor radiating; On the wheel hub motor outside axletree 9 of this moment, also can install the protected decoration face shield additional.The current supply line of wheel hub motor and air-pressure duct all be the shallow slot 8 by offering on the axletree 9, is set up to enter 2 annular spaces of motor internal.2 annular spaces the insides that structure forms around the axletree 9 between two elementary stator planar circulars 1 of motor and the two secondary rotor planar circulars 2 of motor, current supply line are can be directly and motor pair elementary stator coil set of connections.Air-pressure duct, then be that circumference along axletree 9 encloses distribution, on position to the interior annulus periphery of the alignment motor biplane annular inter-air space 3, offer several air conduit blowing nozzles, so that the dust that use high pressure air flow removal motor gas-gap space plane annulus 3 the insides may enter, steam etc. also are for motor is dispelled the heat better simultaneously.On axletree shallow slot 8, be provided with the thin lid of protection the inside conductor wire and wireway.The inner end cap 7 of bearing 5 and outer end cap 6 are fixed on the inside and the outside of the interior annulus part of the two secondary rotor planar circulars 2 of motor respectively by screw.On the axletree of outer end cap 6 outsides, can install the outer guard ring of end cap additional, with the exposed slit between protection outer end cap and the axletree.4 li of coil slotted eyes on the two elementary stator planar circulars 1 of motor are used for embedded electrical conductor circle winding.Stay the conductive coil winding part that is exposed at its stator silicon steel plate periphery slotted eye 4 outsides, can use insulating varnish, the protection of epoxy resin insulating material sealing and fixing.
The advantage of wheel hub motor of the present invention: 1, low cost of manufacture: because manufacturing, processing, production cost and the cost of raw etc. of having saved the cast iron housing that accounts for motor weight over half, and other component-assembled processing method of motor is simple, is convenient to low-cost production such as mechanization streamline.2, alleviated complete vehicle weight: because this wheel hub motor can save the motor cast iron housing, and vehicle gear box, shaft coupling, power transmission shaft, etc. mechanical transmission component and alleviated the weight of car load widely.3, saved electric power energy: be not only and reduced power consumption because complete vehicle weight alleviates, and be because cancelled the transmission wearing and tearing power consumption of mechanical speed-changing gear etc. and saved a large amount of electric power energies.4, increased the spendable power of motor of car load: be not only in order to increase the use power of each wheel hub motor exponentially, just adopted by bi-motor and with making and constituted single wheel hub motor, and be because car load is from the wheel more than 2 wheels to 10, all be all to use due to this wheel hub motor simultaneously easily.5, improved the speed of a motor vehicle: be not only because complete vehicle weight has alleviated and can run much faster, and be to improve the speed of a motor vehicle because the power of motor of car load has strengthened.6, increased the operating range of vehicle: because saved electric power energy and increased the spendable power of motor of car load, so just increased the operating range of vehicle.7, increased operable space in the car: because vehicle interior has been cancelled due to the mechanical transmission components such as the motor cast iron housing, vehicle gear box, shaft coupling, power transmission shaft of very large volume.8, help environmental protection:, and can not discharge pollutants and pernicious gas because wheel hub motor is to use driven by power.9, almost noiselessness travels: because of no internal combustion engine, no big machinery gears engaged, clutch, speed change, big machinery noises such as shaft coupling, power transmission shaft transmission are that almost noiselessness travels and make vehicle.10, the convenient control speed of a motor vehicle of handling: because the new construction of this wheel hub motor, be to use high-tech computer technology, converter technique, voltage-regulating technique etc., directly control driven by power wheel hub motor rotation, promptly can handle, control and adjust the speed of a motor vehicle easily.11, make things convenient for vehicle to walk crosswise: because wheel hub motor both can be and the coaxial installation of vehicle bridge, also can be not coaxial installation, so, walk crosswise (or diagonal) about vehicle is become by the front and back craspedodrome easily as long as add four-wheel steering assembly by keep straight on becoming; This has just made things convenient for user demand in particular cases.12, conveniently carry out the car load secondary development, improved the scientific and technological content and the class of vehicle: can carry out the car load secondary development to the high-tech wheel hub motor of electromechanical integration, also just improve the scientific and technological content and the class of car load.
Description of drawings
As shown in drawings, 1 be the two elementary stators of motor of planar circular shape wherein.The 2nd, the two secondary rotors of the motor of planar circular shape.The 3rd, the rotary electromagnetic field inter-air space of 2 planar circular shapes that structure forms between the two elementary stators 1 of motor and the two secondary rotor 2.The 4th, the hole slot of conductive coil winding is installed in two elementary stator 1 the inside of motor planar circular shape.The 5th, for the two secondary rotor planar circular 2 special wide oblique crank Zs that can bear gravity of motor hold, the interior annulus part of the two secondary rotor planar circulars 2 of motor, promptly also correspondingly widen and thickeied, so that can carry bigger gravity and high speed rotating above the wide bearing at this with the part of its Bearing Installation connection.The 6th, the outer end cap of bearing 5.The 7th, the inner end cap of bearing 5.The 8th, a shallow slot that power conductor wire and air-pressure duct are installed of offering specially on axletree 9 is equipped with the thin lid of protecting shallow slot above.The 9th, the axletree of installation constitution wheel hub motor.The 10th, the fastening steel ring of outer toroid at two elementary stator 1 back side of the planar circular shape of planar circular motor.The 11st, the outer circle rim of wheel hub motor.The 12nd, the interior annulus part of the fastening steel ring 10 that connects with axletree.The 13rd, coupling bolt.The 14th, the special quadrature anchor ring circle that plays position-limiting action that is provided with on the outer circle rim 11 of wheel hub motor and above the outer circle part of two secondary rotor 2 planar circulars of motor is to be used for guaranteeing that the relative position between the two elementary stators 1 of motor and the two secondary rotor 2 does not change.
Embodiment
In conjunction with the accompanying drawings the specific embodiment of the present invention is described in further detail again below:
Figure of description is one embodiment of the present of invention.Two electric motor primary stator planar circulars 1 on the axletree 9, be to lean against to be coupled to the center that a setting integrally is fixed on wheel hub motor privately, and two motor secondary rotor plane annulus 2, then be provided with respectively and be fixed on the axletree 9 of wheel hub motor both sides outer position, and be designed to be made into 2 spoke disc body structures of wheel hub motor two Side.Coupling bolt 13 connects and fixes these two secondary rotor planar circulars 2 and the outer circle rim 11 of wheel hub motor and top spacing quadrature anchor ring circle 14 thereof, and has been configured to a complete machinery integral.2 annular spaces the insides in this wheel hub motor inside are equipped with current supply line, air-pressure duct and conduit blowing nozzle etc., have been configured to the also wheel hub motor of usefulness structure of a bi-motor jointly.Wherein, two elementary stator planar circulars 1 can be to paste very tightly and do not have a slit, or make the machinery integral of an electric motor primary stator biplane annulus 1 that constitutes back-to-back.The fastening steel ring 10 of its back side outer toroid can be to be closed up by two fastening steel rings 10 of outer toroid to connect a machinery integral that constitutes, and also can be exactly the fastening steel ring 10 of outer toroid of an integral body.Two elementary stator planar circulars 1 paste not tightly back-to-back, or leave a slit, then be to be provided with respectively with two fastening steel rings 10 of outer toroid to fix these two elementary stators 1, also can be provided with and fix these two elementary stators 1 with the fastening steel ring 10 of the outer toroid of an integral body.The manufactured materials of motor secondary rotor plane annulus 2 should be selected the iron and steel of high permeability, the aluminum bronze of high conductivity for use, or their composite material waits and makes.When current supply line is switched on continuously to the elementary sets of stator coils of wheel hub motor, two inter-air space planar circulars 3 the insides between two elementary stator planar circulars 1 and the two secondary rotor planar circular 2, produced the rotating electromagnetic field force of double planar circular direction, just ceaselessly promoting two secondary rotor planar circulars 2 and driving the vehicle tyre that its outer circle rim 11 is installed above, even advance round axletree 9 rotation vehicles.
One of optimum implementation of the application, bi-motor shown in the drawings exactly and the wheel hub motor that forms with structure.The detailed concrete technical data of this wheel hub motor, parts selection, specification etc. should design formulation by the concrete instructions for use of reality.
Claims (1)
1, a kind of wheel hub motor that is made of bi-motor that uses of motor vehicle is to serve as motor shaft with axletree, and with the outer circle rim of elementary stator, secondary rotor, the electromagnetic field inter-air space and wheel hub motor of planar circular motor etc., common structure forms; It is characterized in that: the planar circular shape of utilizing elementary stator, secondary rotor and the electromagnetic field inter-air space of planar circular motor, with the orthogonal characteristic of its commentaries on classics axial line, be configured to the wheel hub motor that a kind of bi-motor that is set directly on the axletree constitutes, travel for the direct drive wheels of motor vehicle; As shown in drawings, the two elementary stator (1) of planar circular motor planar circular shape is fixedly clamped by the fastening steel ring of the outer toroid at its back side (10); The interior annulus (12) of fastening steel ring (10) is provided with pin, key traditional mechanical mode and is fixed on the axletree (9); Two secondary rotors (2) of planar circular shape, be designed to be made into 2 spoke disc body structures of wheel hub motor two Side, its interior annulus partly is to be set up to be fixed on the wide bearing (5), and together is provided with in the traditional mechanical mode with wide bearing (5) and is fixed on the axletree (9); Primary and secondary two planar circulars (1) of motor lean on very closely with (2) mutually, have constituted the dual rotary electromagnetic field inter-air space (3) of motor planar circular shape between them; Two cylindrical anchor rings on the outer circle limit of the two secondary rotor planar circulars (2) of motor, be designed to be made into shown in (14) intersect vertically or near normal intersects, and the cylindrical torus shape of energy load-bearing, the indeclinable quadrature anchor ring of qualification mechanical location (14) that constitutes with outer circle rim (11) and two mutual vertical or approximately perpendicular anchor rings on the both sides thereof of wheel hub motor closely cooperates, and has constituted a complete wheel hub motor of electromechanical integration; The outer circle part of two secondary rotor (2) planar circulars of motor, fix with the connection of the outer circle rim (11) of wheel hub motor, both can all use bolt 13 to connect as shown in drawings, also can be with the outer circle part of one of them motor secondary rotor (2) planar circular, be made into a machinery integral with one side of the outer circle rim (11) of wheel hub motor, and only make the outer circle part of another motor secondary rotor (2) planar circular, closely cooperate with the another side of the outer circle rim (11) of wheel hub motor and top quadrature anchor ring (14) thereof, and fastening, or use other traditional mechanical mode that their connections are tightened to a machinery integral with bolt (13) connection; People are outside assembling wheels outer rim of circle rim (11) and air servicer tire etc. outside it easily just; This wheel hub motor, both can be to be made into an airtight integral body, in case dust and rainwater enter, also can the motor biplane annular inter-air space (3) in addition, on the outer ring of two secondary rotor (2) planar circulars of motor, offer ventilating heat dissipating hole, so that motor radiating on the wheel hub motor outside axletree (9) of this moment, also can install the protected decoration face shield additional; The current supply line of wheel hub motor and air-pressure duct all be the shallow slot (8) by offering on the axletree (9), is set up to enter 2 annular spaces of motor internal; Inside the axletree (9) between two elementary stator planar circulars (1) of motor and the two secondary rotor planar circulars (2) of motor construct 2 annular spaces that form on every side, current supply line was can be directly and motor pair elementary stator coil set of connections; Air-pressure duct, then be that circumference along axletree (9) encloses distribution, on position to the interior annulus periphery of the alignment motor biplane annular inter-air space (3), offer several air conduit blowing nozzles, so that the dust that use high pressure air flow removal motor gas-gap space plane annulus (3) the inside may enter, steam etc. also are for motor is dispelled the heat better simultaneously; On axletree shallow slot (8), be provided with the thin lid of protection the inside conductor wire and wireway; The inner end cap (7) of bearing (5) and outer end cap (6) are fixed on the inside and the outside of the interior annulus part of the two secondary rotor planar circulars (2) of motor respectively by screw; On the axletree of outer end cap (6) outside, can install the outer guard ring of end cap additional, with the exposed slit between protection outer end cap and the axletree; Coil slotted eye (4) lining on the two elementary stator planar circulars (1) of motor is used for embedded electrical conductor circle winding; Stay the conductive coil winding part that is exposed at its stator silicon steel plate periphery slotted eye (4) outside, can use insulating varnish, the protection of epoxy resin insulating material sealing and fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100190035A CN1852008A (en) | 2006-05-08 | 2006-05-08 | Wheel-hub motor formed by two motors and used by electric vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100190035A CN1852008A (en) | 2006-05-08 | 2006-05-08 | Wheel-hub motor formed by two motors and used by electric vehicles |
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| Publication Number | Publication Date |
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| CN1852008A true CN1852008A (en) | 2006-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2006100190035A Pending CN1852008A (en) | 2006-05-08 | 2006-05-08 | Wheel-hub motor formed by two motors and used by electric vehicles |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101284562B (en) * | 2008-05-12 | 2011-07-06 | 应光捷 | Double electric motor driving structure for electric vehicle |
| CN103795181A (en) * | 2014-02-17 | 2014-05-14 | 江苏大学 | Wheel hub motor with multiple inner motors connected in parallel |
| CN103872838A (en) * | 2012-12-11 | 2014-06-18 | 许少君 | Electric magnetic brushless generator for electric vehicle |
| NL2016127B1 (en) * | 2016-01-20 | 2017-07-25 | E-Traction Europe B V | Wheel for a road vehicle. |
| CN107323248A (en) * | 2017-06-05 | 2017-11-07 | 山东理工大学 | A kind of electric motor coach electronic wheel system of Dual-motors Driving |
-
2006
- 2006-05-08 CN CNA2006100190035A patent/CN1852008A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101284562B (en) * | 2008-05-12 | 2011-07-06 | 应光捷 | Double electric motor driving structure for electric vehicle |
| CN103872838A (en) * | 2012-12-11 | 2014-06-18 | 许少君 | Electric magnetic brushless generator for electric vehicle |
| CN103795181A (en) * | 2014-02-17 | 2014-05-14 | 江苏大学 | Wheel hub motor with multiple inner motors connected in parallel |
| NL2016127B1 (en) * | 2016-01-20 | 2017-07-25 | E-Traction Europe B V | Wheel for a road vehicle. |
| WO2017126965A1 (en) * | 2016-01-20 | 2017-07-27 | E-Traction Europe B.V. | Wheel for a road vehicle |
| US10604002B2 (en) | 2016-01-20 | 2020-03-31 | E-Traction Europe B.V. | Wheel for a road vehicle |
| CN107323248A (en) * | 2017-06-05 | 2017-11-07 | 山东理工大学 | A kind of electric motor coach electronic wheel system of Dual-motors Driving |
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Open date: 20061025 |