CN208021180U - A kind of hub motor for electric automobile - Google Patents
A kind of hub motor for electric automobile Download PDFInfo
- Publication number
- CN208021180U CN208021180U CN201820421879.0U CN201820421879U CN208021180U CN 208021180 U CN208021180 U CN 208021180U CN 201820421879 U CN201820421879 U CN 201820421879U CN 208021180 U CN208021180 U CN 208021180U
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- China
- Prior art keywords
- support frame
- wheel
- inner support
- magnet steel
- bearing
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Abstract
The utility model discloses a kind of hub motor for electric automobile,Including inner support frame,Outer support frame and wheel carrier,The inner support frame both ends are installed with flank skeleton,And inner support frame is connected with outer support frame by flank skeleton,The outer support frame is located inside wheel carrier,It is installed with encoder inside the inner support frame,It is installed with winding on flank skeleton,It is also installed with magnet steel between the winding and outer support frame,The inner support frame side is equipped with bearing by fastening bolt,The bearing both sides are equipped with brake,Wheel hub is equipped with by crossbeam on the outside of magnet steel,It is installed with wheel rim on the inside of the wheel hub,The wheel rim is fixedly connected by rotation axis with magnet steel,It is simple in structure,Specific power is high,Be conducive to improve electric automobile during traveling when stability and ride comfort,Simplify driving system structure,Improve transmission efficiency,Anti-wheel lock system and steering-by-wire technology easy to implement,Improve operational stability.
Description
Technical field
The utility model is related to electric vehicle engine technical field, specially a kind of hub motor for electric automobile.
Background technology
With the development of automotive engineering, the understanding of Automobile drive power is also being continuously improved in people, has early stage now
Fuel engines be increasingly prone to genemotor.In traditional type of drive, need with the use of clutch, speed change
The mechanical parts such as device, transmission shaft and differential mechanism, it is complicated in entire transmission system, due to complicated drive mechanism,
In drive mechanism, whole transmission efficiency, which just has, to be greatly wasted in in-fighting, reduces transmission efficiency, and for passing
The driving structure of system needs comprehensive team engine, speed changer, differential mechanism and wheel system when carrying out dynamic Control to wheel
Dynamic system, which carries out comprehensive control, to be realized, control process is complicated, extremely easy the phenomenon that braking or controlling failure occur, makes
At serious security risk, and there is the engines for being difficult to coordinate, and being driven in coordinating anti-lock braking system
Driving, is coordinated using oil circuit, and occupied space is big, and maintenance cost is big, and the more than of vehicle component needs to carry out synthesis
Cooperation, it is difficult to realize that flexibly configuration, unreasonable distribution of the automobile on axle load, the stability of manoeuvereability of automobile are poor.
In order to overcome the defect of above-mentioned conventional engines, the wheel hub motor gradually developed slowly overcomes above-mentioned difficulties.But
It is that existing wheel hub motor is mainly although this motor overcomes disadvantages mentioned above using retardation gear ejector half
The dynamic property requirement of cooperation running car, needs to match corresponding planetary gear reducing mechanism, or there is complicated
The problem of, and the nonspring carried mass for using planet gear drives to also result in automobile increases, and is unfavorable for the smooth ride of automobile
Property and ride comfort, mutual mechanical wear equally can also substantially reduce transmission efficiency.
Utility model content
In order to overcome the shortcomings of that prior art, the utility model provide a kind of hub motor for electric automobile, structure letter
Single, specific power is high, reduces non-Praise mounted mass, and stability when being conducive to improve electric automobile during traveling and ride comfort eliminate
Planetary gear reducing mechanism simplifies driving system structure, improves transmission efficiency, with deceleration wheel hub motor drive mode
Than anti-wheel lock system and steering-by-wire technology easy to implement improves the operational stability of electric vehicle, can be effective
Solve the problems in background technology.
Technical solution adopted by the utility model to solve its technical problems is：A kind of hub motor for electric automobile, including
Inner support frame, outer support frame and wheel carrier, the inner support frame both ends are installed with flank skeleton, and inner support frame and outer
Supporting rack is connected by flank skeleton, and the outer support frame is located inside wheel carrier, is installed with inside the inner support frame
Encoder is installed with winding on flank skeleton, and magnet steel, institute are also installed between the winding and outer support frame
It states inner support frame side and bearing is equipped with by fastening bolt, the bearing both sides are equipped with brake, pass through on the outside of magnet steel
Crossbeam is equipped with wheel hub, is installed with wheel rim on the inside of the wheel hub, the wheel rim is fixedly connected by rotation axis with magnet steel.
As a kind of preferred technical solution of the utility model, the flank skeleton is symmetrically installed with inner support frame, and around
Group, which is fixedly mounted on flank skeleton, forms stator, and the winding is connect by transporting electric wire with encoder.
As a kind of preferred technical solution of the utility model, the magnet steel is fixedly connected to form rotor with outer support frame,
And the width of magnet steel is slightly less than the width of winding.
As a kind of preferred technical solution of the utility model, adjusted by fastening bolt between the bearing and brake
Whole contact relation, and being also installed with around pack on fastening bolt and bearing contact surfaces, it is described around pack in arcuation and with
Bearing configuration is identical.
As a kind of preferred technical solution of the utility model, the rotation axis is distributed by symmetrical centre of crossbeam, and is turned
Moving axis is located at cross rail outer.
Compared with prior art, the utility model has the beneficial effects that：
(1) compared with retardation gear ejector half wheel hub motor, planetary gear reducing mechanism is eliminated, is used and vehicle wheel rotational speed model
Enclose comparable slow-speed of revolution high torque (HT) characteristic outside clinch structure, it is rotor is external and part-structure such as wheel rim are directly installed on wheel hub
Vehicle is driven to run, simple in structure, specific power is high, effectively reduces since mechanical conductive plans caused work(inwardly in rotation process
Rate wastes；
(2) nonspring carried mass is reduced, the drive mechanism dispersion of automobile is built in inside the wheel carrier of automobile, and automobile
Damping spring will only support body construction, while alleviating the overall quality of vehicle, reduce vehicle operation center of gravity position
Set, be conducive to improve electric automobile during traveling when stability and ride comfort；
(3) still further aspect eliminates planetary gear reducing mechanism, simplifies driving system structure, improves transmission effect
Rate reduces toothed disc and is directly engaged abrasion, improves the service life of equipment；
(4) with deceleration wheel hub motor drive mode ratio, braking system is external on wheel carrier and directly and bearing
Connection is held tightly, is conducive to anti-lock braking system and is carried out deceleration and anti-lock to the control of bearing, and is transmitted by transporting electric wire
The speed of service model of encoder realizes steering-by-wire, on the whole coordination structure anti-wheel lock system easy to implement and line traffic control
Steering technique improves the operational stability of electric vehicle.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
In figure：1- inner support frames；2- outer support frames；3- wheel carriers；4- flank skeletons；5- encoders；6- windings；7- magnetic
Steel；8- fastening bolts；9- bearings；10- brakes；11- crossbeams；12- wheel hubs；13- wheel rims；14- rotation axis；15- stators；16-
Transporting electric wire；17- rotors；18- is around pack.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Embodiment：
As shown in Figure 1, the utility model provides a kind of hub motor for electric automobile, including inner support frame 1, outer support frame
2 and wheel carrier 3,1 both ends of the inner support frame be installed with flank skeleton 4, provide support level, and play internal structure
Connection function, and inner support frame 1 and outer support frame 2 are connected by flank skeleton 4, the outer support frame 2 is located in wheel carrier 3
Driving mechanism is integrally disperseed to be mounted on inside wheel, reduces spring carried mass, reduce vehicle-mounted center of gravity, in the inner support frame 1 by portion
Portion is installed with encoder 5, and winding 6 is installed on flank skeleton 4, between the winding 6 and outer support frame 2 also
It is installed with magnet steel 7,1 side of the inner support frame is equipped with bearing 9 by fastening bolt 8, and 9 both sides of the bearing are equipped with
Brake 10 is convenient for braking, and is equipped with wheel hub 12 by crossbeam 11 in 7 outside of magnet steel, 12 inside of the wheel hub is fixed
Wheel rim 13 is installed, the wheel rim 13 is fixedly connected by rotation axis 14 with magnet steel 7.
Preferably, the flank skeleton 4 is symmetrically installed with inner support frame 1, and winding 6 is fixedly mounted on flank skeleton 4
Upper formation stator 15, the winding 6 are connect by transporting electric wire 16 with encoder 5, and rotating speed and angle are transmitted by transporting electric wire 16
Degree signal turns to control；The magnet steel 7 and outer support frame 2 are fixedly connected to form rotor 17, and the width of magnet steel 7 be slightly less than around
The width of group 6 prevents magnet steel 7 from touching winding 6 in rotation process and forms rotation obstacle；Between the bearing 9 and brake 10
Contact relation is adjusted by fastening bolt 8, and is also installed with around pack 18 in fastening bolt 8 and 9 contact surface of bearing,
It is described around pack 18 in arcuation and identical as 9 shape of bearing, it is automatic for carrying out, and be easy to the coordination of anti-lock braking system；It is described
Rotation axis 14 is distributed with crossbeam 11 for symmetrical centre, and rotation axis 14 is located at 11 outside of crossbeam.
The utility model is mainly characterized by：
(1) compared with retardation gear ejector half wheel hub motor, planetary gear reducing mechanism is eliminated, is used and vehicle wheel rotational speed model
Enclose comparable slow-speed of revolution high torque (HT) characteristic outside clinch structure, it is rotor is external and part-structure such as wheel rim are directly installed on wheel hub
Vehicle is driven to run, simple in structure, specific power is high, effectively reduces since mechanical conductive plans caused work(inwardly in rotation process
Rate wastes；
(2) nonspring carried mass is reduced, the drive mechanism dispersion of automobile is built in inside the wheel carrier of automobile, and automobile
Damping spring will only support body construction, while alleviating the overall quality of vehicle, reduce vehicle operation center of gravity position
Set, be conducive to improve electric automobile during traveling when stability and ride comfort；
(3) still further aspect eliminates planetary gear reducing mechanism, simplifies driving system structure, improves transmission effect
Rate reduces toothed disc and is directly engaged abrasion, improves the service life of equipment；
(4) with deceleration wheel hub motor drive mode ratio, braking system is external on wheel carrier and directly and bearing
Connection is held tightly, is conducive to anti-lock braking system and is carried out deceleration and anti-lock to the control of bearing, and is transmitted by transporting electric wire
The speed of service model of encoder realizes steering-by-wire, on the whole coordination structure anti-wheel lock system easy to implement and line traffic control
Steering technique improves the operational stability of electric vehicle.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of hub motor for electric automobile, it is characterised in that：Including inner support frame (1), outer support frame (2) and wheel carrier (3),
Inner support frame (1) both ends are installed with flank skeleton (4), and inner support frame (1) and outer support frame (2) pass through flank
Skeleton (4) connects, and the outer support frame (2) is located at wheel carrier (3) inside, and volume is installed with inside the inner support frame (1)
Code device (5), is installed with winding (6) on flank skeleton (4), also fixed between the winding (6) and outer support frame (2)
Magnet steel (7) is installed, inner support frame (1) side is equipped with bearing (9), bearing (9) both sides by fastening bolt (8)
It is equipped with brake (10), wheel hub (12) is equipped with by crossbeam (11) on the outside of magnet steel (7), wheel hub (12) inside is solid
Dingan County is equipped with wheel rim (13), and the wheel rim (13) is fixedly connected by rotation axis (14) with magnet steel (7).
2. a kind of hub motor for electric automobile according to claim 1, it is characterised in that：Within the flank skeleton (4)
Supporting rack (1) is symmetrically installed, and winding (6) is fixedly mounted on flank skeleton (4) and forms stator (15), and the winding (6) is logical
Transporting electric wire (16) is crossed to connect with encoder (5).
3. a kind of hub motor for electric automobile according to claim 1, it is characterised in that：The magnet steel (7) and outer support
Frame (2) is fixedly connected to form rotor (17), and the width of magnet steel (7) is slightly less than the width of winding (6).
4. a kind of hub motor for electric automobile according to claim 1, it is characterised in that：The bearing (9) and brake
(10) contact relation is adjusted by fastening bolt (8) between, and also fixed in fastening bolt (8) and bearing (9) contact surface
Be equipped with around pack (18), it is described around pack (18) in arcuation and identical as bearing (9) shape.
5. a kind of hub motor for electric automobile according to claim 1, it is characterised in that：The rotation axis (14) is with crossbeam
(11) it is that symmetrical centre is distributed, and rotation axis (14) is located on the outside of crossbeam (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820421879.0U CN208021180U (en) | 2018-03-27 | 2018-03-27 | A kind of hub motor for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820421879.0U CN208021180U (en) | 2018-03-27 | 2018-03-27 | A kind of hub motor for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208021180U true CN208021180U (en) | 2018-10-30 |
Family
ID=63908323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820421879.0U Expired - Fee Related CN208021180U (en) | 2018-03-27 | 2018-03-27 | A kind of hub motor for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208021180U (en) |
-
2018
- 2018-03-27 CN CN201820421879.0U patent/CN208021180U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20190327 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |