CN103296829A - Hub motor for automobile - Google Patents
Hub motor for automobile Download PDFInfo
- Publication number
- CN103296829A CN103296829A CN2013102167781A CN201310216778A CN103296829A CN 103296829 A CN103296829 A CN 103296829A CN 2013102167781 A CN2013102167781 A CN 2013102167781A CN 201310216778 A CN201310216778 A CN 201310216778A CN 103296829 A CN103296829 A CN 103296829A
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- motor
- stator
- casing
- wheel hub
- 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
The invention provides a hub motor for an automobile. The hub motor is applied to the technical field of new energy electric automobiles. The hub motor for the automobile is characterized in that a rotating case (6), a case rear end cover (5), a case front end cover (7) and a brake drum (9) of the hub motor are integrally and structurally connected with one another, and a motor stator (2) comprises a motor shaft (1), a flange (2), a motor connector module (3), a stator hub ring (4) and a brake shoe fixing disc (11) which are integrally and structurally connected with one another. The hub motor for the automobile has the advantages that the hub motor is simple in structure, and the performance of the hub motor can be improved owing to a motor rotor and the motor stator; the hub motor is good in radiating performance and high in efficacy and is particularly suitable for electric automobiles for urban transportation; the work efficiency of the hub motor can reach 90% at least in automobile tests.
Description
Technical field
The invention belongs to the New-energy electric vehicle technical field, more particularly, relate to a kind of automobile wheel hub motor.
Background technology
At present; along with the energy crisis in the whole world grows in intensity; environmental pollution is but all the more serious; as constantly refreshing of PM2.5 value and showing again and again of haze weather; various countries automobile enterprise recognizes that generally energy-conservation is the main direction of following automotive engineering development with reducing discharging; and electric automobile is as green energy resource, and the vehicles of zero discharge, development electric automobile will be to solve energy-conservation and the optimal path that reduces discharging.
In the prior art, the type of drive of electric automobile all adopts transmission components such as mid-driven by motor gearbox, shaft coupling, power transmission shaft to drive the wheel rotation mostly.Traditional like this drive system just exists the transmission component complex structure, take vehicle body space and heaviness, the transmission consumed power shortcomings such as mileage minimizing that cause greatly continuing a journey, thereby influenced further developing and popularizing of electric automobile, and it is limited that current wheel hub motor exists the inner space, complex structural designs, difficult points such as self-radiating difference do not obtain quantizing production application always yet.And the exploitation of wheel hub motor now also exists complicated integral structure, and volume is too big, and braking realizes complicated, and problems such as self-radiating difficulty are difficult to produce in a large number and use.
Summary of the invention
Technical problem to be solved by this invention is: at the deficiencies in the prior art, provide a kind of contour structures simple, volume is little, self-radiating better performances, the automobile wheel hub motor that effect is high.
Solve above-described technical problem, the technical scheme that the present invention takes is:
The present invention is a kind of automobile wheel hub motor, comprise rotor, be arranged on the motor stator in the rotor, described rotor comprises the casing of turning, casing rear end lid, casing front end housing, brake drum, the described casing of turning, casing rear end lid, casing front end housing, brake drum connect as one the formula structure, described motor stator comprises motor shaft, ring flange, motor connector module, stator nave collar, brake-shoe fixed disk, and motor shaft, ring flange, motor connector module, stator nave collar, brake-shoe fixed disk connect as one the formula structure.
Preferably, the periphery of described motor shaft is equiped with the stator nave collar, described stator nave collar connects as one the formula structure with the stator core coil that is installed in stator nave collar periphery, the periphery setting of described stator core coil is fixed on the permanent-magnetic clamp of the casing inner wall of turning, permanent-magnetic clamp is arranged on the casing inner wall of turning uniformly by multi-disc Nd-Fe-B permanent magnetic iron plate, is set to exist the structure of spacing between multi-disc permanent-magnetic clamp and the stator core coil.
Preferably, on the described wheel hub motor brake drum is set, brake drum and casing front end housing connect as one the formula structure, linked to each other by bearing between brake drum and casing front end housing and the motor shaft, brake-shoe is installed on the brake-shoe fixed disk that is fixed as one with motor shaft, brake drum is provided with wheel bolt, and brake drum is connected with the tire wheel hub by wheel bolt.
Preferably, described motor shaft is provided with gear pad and stop bit nut at the bearing end, gear pad and stop bit nut are fixed on the bearing end, the bearing arranged outside can play the protective cover of water proof and dust proof, and the connector power line that the lead-in wire on the stator core coil of described motor stator passes through on direct with the extraneous electric machine controller of motor connector module is connected.
Preferably, on described casing front end housing and the stator nave collar a plurality of ventilating openings are set respectively, the inboard setting of described stator nave collar can improve a plurality of grooves of wheel hub motor radiating effect.
Preferably, described casing front end housing and brake drum are by a plurality of set bolts formula structure that links into an integrated entity, described motor shaft and ring flange, motor connector module, stator nave collar, brake-shoe fixed disk are by the axle key formula structure that links into an integrated entity, and casing and the casing rear end lid of turning, casing front end housing connect as one the formula structure with set bolt.
Adopt technical scheme of the present invention, can obtain following beneficial effect:
Automobile wheel hub motor of the present invention, simple in structure, by the setting of rotor and motor stator, can improve the performance of wheel hub motor, and wheel hub motor self-radiating performance is good, the effect height is specially adapted to the city and rides instead of walk on the motor vehicle of usefulness.Automobile wheel hub motor of the present invention adopts drum brake, and simple in structure, operating efficiency can reach more than 90% in vehicle testing.
Description of drawings
Make briefly bright to each accompanying drawing of this specification expressed content and the mark among the figure below:
Fig. 1 is the sectional structure schematic diagram that automobile of the present invention is used wheel hub motor;
Fig. 2 is the structural representation of facing of wheel hub motor of the present invention;
Fig. 3 is the backsight structural representation of wheel hub motor of the present invention;
Fig. 4 is the structural representation such as side-looking such as axle such as grade of the stator nave collar of wheel hub motor of the present invention;
Fig. 5 is the broken section structural representation of the stator nave collar of wheel hub motor of the present invention;
Be labeled as in the accompanying drawing: 1, motor shaft, 2, fixed flange, 3, motor connector module (connection box for motor), 4, stator nave collar, 5, casing rear end lid, 6, the casing of turning, 7, casing front end housing, 8, the stator core coil, 9, brake drum, 10, wheel bolt, 11, the brake-shoe fixed disk, 12, bearing, 13, stop bit nut, 14, protective cover, 15, permanent-magnetic clamp, 16, groove, 17, ventilating opening, 18, set bolt.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, the effect of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and operation principle etc. are described in further detail:
Shown in accompanying drawing 1-accompanying drawing 5, the present invention is a kind of automobile wheel hub motor, comprise rotor 1, be arranged on the motor stator 2 in the rotor 1, described rotor 1 comprises the casing 6 of turning, casing rear end lid 5, casing front end housing 7, brake drum 9, the described casing 6 of turning, casing rear end lid 5, casing front end housing 7, brake drum 9 connects as one the formula structure, described motor stator 2 comprises motor shaft 1, ring flange 2, motor connector module 3, stator nave collar 4, brake-shoe fixed disk 11, motor shaft 1, ring flange 2, motor connector module 3, stator nave collar 4, brake-shoe fixed disk 11 connects as one the formula structure.Form the stator body of motor, do not rotate.
Preferably, the periphery of described motor shaft 1 is equiped with stator nave collar 4, described stator nave collar 4 connects as one the formula structure with the stator core coil 8 that is installed in stator nave collar 4 peripheries, the periphery setting of stator core coil 8 is fixed on the permanent-magnetic clamp 15 of casing 6 inwalls of turning, permanent-magnetic clamp 15 is arranged on casing 6 inwalls of turning uniformly by multi-disc Nd-Fe-B permanent magnetic iron plate, is set to exist the structure of spacing between multi-disc permanent-magnetic clamp 15 and the stator core coil 8.
Described permanent-magnetic clamp 15 is arranged in casing 6 inwalls of turning uniformly by multi-disc (for example 96) specification Nd-Fe-B permanent magnetic iron plate of the same size, turn and keep spacing between casing 6 inwalls and the stator core coil 8, to guarantee the stable of magnetic field, to rotate to produce stable moment of torsion output.
Preferably, brake drum 9 is set on the described wheel hub motor, brake drum 9 connects as one the formula structure with casing front end housing 7, linked to each other by bearing 12 between brake drum 9 and casing front end housing 7 and the motor shaft 1, brake-shoe 9 is installed on the brake-shoe fixed disk 11 that is fixed as one with motor shaft 1, brake drum 9 is provided with wheel bolt, and brake drum 9 is connected with the tire wheel hub by wheel bolt.Brake drum 9 moves ahead thereby drive the wheel rotation by wheel bolt fixed installation hub for vehicle wheel, and when the brake-shoe spreading, brake drum 9 inwalls of brake-shoe and rotation produce friction, to reach braking effect.
Preferably, motor shaft 1 is provided with gear pad and stop bit nut 13 at bearing 12 ends, and gear pad and stop bit nut 13 are fixed on bearing 12 ends, and bearing 12 arranged outside can play the protective cover 14 of water proof and dust proof, protective cover 14 prolongs its useful life in order to guarantee the water proof and dust proof of bearing 12.
Lead-in wire on the stator core coil 8 of described motor stator 2 directly is connected with connector power line on the electric machine controller in the external world by motor connector module 3, and syndeton is simple, maintenance for convenience detach.
Preferably, a plurality of ventilating openings 17 are set respectively on described casing front end housing 7 and the stator nave collar 4, described stator nave collar 4 inboard settings can improve a plurality of grooves 16 of wheel hub motor radiating effect.Casing front end housing 7 and stator nave collar 4 have all designed ventilating opening 17, so that the air in wheel hub motor when rotation motor body flows, in the design of stator nave collar 4 inwalls a plurality of grooves 16 are arranged, to increase the area of dissipation of wheel hub motor, fully reach the self-radiating effect of wheel hub motor, improve motor performance.
Preferably, described casing front end housing 7 and brake drum 9 are by a plurality of set bolts 18 formula structure that links into an integrated entity, described motor shaft 1 and ring flange 2, motor connector module 3, stator nave collar 4, brake-shoe fixed disk 11 are by the axle key formula structure that links into an integrated entity, and the casing 6 of turning connects as one the formula structure with casing rear end lid 5, casing front end housing 7 usefulness set bolts 18.
Automobile wheel hub motor of the present invention, simple in structure, by the setting of rotor and motor stator, can improve the performance of wheel hub motor, and wheel hub motor self-radiating better performances, effect improves, and is specially adapted to the city and rides instead of walk on the motor vehicle of usefulness.Automobile wheel hub motor of the present invention adopts drum brake, and simple in structure, operating efficiency can reach more than 90% in vehicle testing.
By reference to the accompanying drawings the present invention has been carried out exemplary description above; obviously the concrete realization of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; or without improving design of the present invention and technical scheme are directly applied to other occasions, all in protection scope of the present invention.
Claims (6)
1. automobile wheel hub motor, comprise rotor (1), be arranged on the motor stator (2) in the rotor (1), it is characterized in that: described rotor (1) comprises the casing of turning (6), casing rear end lid (5), casing front end housing (7), brake drum (9), the described casing of turning (6), casing rear end lid (5), casing front end housing (7), brake drum (9) connects as one the formula structure, described motor stator (2) comprises motor shaft (1), ring flange (2), motor connector module (3), stator nave collar (4), brake-shoe fixed disk (11), motor shaft (1), ring flange (2), motor connector module (3), stator nave collar (4), brake-shoe fixed disk (11) connects as one the formula structure.
2. automobile wheel hub motor according to claim 1, it is characterized in that: the periphery of described motor shaft (1) is equiped with stator nave collar (4), described stator nave collar (4) connects as one the formula structure with the stator core coil (8) that is installed in stator nave collar (4) periphery, the periphery setting of described stator core coil (8) is fixed on the permanent-magnetic clamp (15) of the casing of turning (6) inwall, permanent-magnetic clamp (15) is arranged on the casing of turning (6) inwall uniformly by multi-disc Nd-Fe-B permanent magnetic iron plate, is set to exist the structure of spacing between multi-disc permanent-magnetic clamp (15) and the stator core coil (8).
3. automobile wheel hub motor according to claim 3, it is characterized in that: brake drum (9) is set on the described wheel hub motor, brake drum (9) connects as one the formula structure with casing front end housing (7), linked to each other by bearing (12) between brake drum (9) and casing front end housing (7) and the motor shaft (1), brake-shoe (9) is installed on the brake-shoe fixed disk (11) that is fixed as one with motor shaft (1), brake drum (9) is provided with wheel bolt, and brake drum (9) is connected with the tire wheel hub by wheel bolt.
4. according to claim 2 or 3 described automobile wheel hub motors, it is characterized in that: described motor shaft (1) is provided with gear pad and stop bit nut (13) at bearing (12) end, gear pad and stop bit nut (13) are fixed on bearing (12) end, bearing (12) arranged outside can play the protective cover (14) of water proof and dust proof, and the lead-in wire on the stator core coil (8) of described motor stator (2) is connected by the connector power line of direct with the extraneous electric machine controller of motor connector module (3).
5. automobile wheel hub motor according to claim 4, it is characterized in that: on described casing front end housing (7) and the stator nave collar (4) a plurality of ventilating openings (17) are set respectively, the inboard setting of described stator nave collar (4) can improve a plurality of grooves (16) of wheel hub motor radiating effect.
6. automobile wheel hub motor according to claim 5, it is characterized in that: described casing front end housing (7) and brake drum (9) are by a plurality of set bolts (18) formula structure that links into an integrated entity, described motor shaft (1) and ring flange (2), motor connector module (3), stator nave collar (4), brake-shoe fixed disk (11) are by the axle key formula structure that links into an integrated entity, and the casing of turning (6) connects as one the formula structure with casing rear end lid (5), casing front end housing (7) with set bolt (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102167781A CN103296829A (en) | 2013-06-03 | 2013-06-03 | Hub motor for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102167781A CN103296829A (en) | 2013-06-03 | 2013-06-03 | Hub motor for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103296829A true CN103296829A (en) | 2013-09-11 |
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ID=49097286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102167781A Pending CN103296829A (en) | 2013-06-03 | 2013-06-03 | Hub motor for automobile |
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| Country | Link |
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| CN (1) | CN103296829A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015109864A1 (en) * | 2014-01-23 | 2015-07-30 | 中山大洋电机股份有限公司 | External rotor motor |
| CN106655610A (en) * | 2016-12-27 | 2017-05-10 | 同济大学 | Hub motor drive system of external rotor motor integrated drum-type brake |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403310A (en) * | 2001-09-07 | 2003-03-19 | 本田技研工业株式会社 | Vehicle wheel structure |
| CN2634716Y (en) * | 2003-06-10 | 2004-08-18 | 严安照 | Motor for electric car |
| CN201100944Y (en) * | 2006-12-27 | 2008-08-13 | 鲁泊凡 | Wheel hub motor for electric car |
| CN203522421U (en) * | 2013-06-03 | 2014-04-02 | 众泰控股集团有限公司 | Hub motor for automobile |
-
2013
- 2013-06-03 CN CN2013102167781A patent/CN103296829A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403310A (en) * | 2001-09-07 | 2003-03-19 | 本田技研工业株式会社 | Vehicle wheel structure |
| CN2634716Y (en) * | 2003-06-10 | 2004-08-18 | 严安照 | Motor for electric car |
| CN201100944Y (en) * | 2006-12-27 | 2008-08-13 | 鲁泊凡 | Wheel hub motor for electric car |
| CN203522421U (en) * | 2013-06-03 | 2014-04-02 | 众泰控股集团有限公司 | Hub motor for automobile |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015109864A1 (en) * | 2014-01-23 | 2015-07-30 | 中山大洋电机股份有限公司 | External rotor motor |
| CN106655610A (en) * | 2016-12-27 | 2017-05-10 | 同济大学 | Hub motor drive system of external rotor motor integrated drum-type brake |
| CN106655610B (en) * | 2016-12-27 | 2019-01-11 | 同济大学 | A kind of external rotor electric machine integrates the hub motor drive system of drum brake |
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Application publication date: 20130911 |