CN106364310A - Hub electric driving system with torsion vibration attenuation function - Google Patents
Hub electric driving system with torsion vibration attenuation function Download PDFInfo
- Publication number
- CN106364310A CN106364310A CN201610817771.9A CN201610817771A CN106364310A CN 106364310 A CN106364310 A CN 106364310A CN 201610817771 A CN201610817771 A CN 201610817771A CN 106364310 A CN106364310 A CN 106364310A
- Authority
- CN
- China
- Prior art keywords
- hub
- rotor
- wheel hub
- brake
- drive system
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle
Abstract
The invention discloses a hub electric driving system with a torsion vibration attenuation function. The hub electric driving system with the torsion vibration attenuation function comprises a hub motor, a torsion vibration attenuation device, a brake, a hub and the like. The torsion vibration attenuation device is composed of a rotor supporting frame, elastic elements, a driven disc, a driven disc hub and damping fins. The rotor supporting frame, the driven disc hub and the driven disc are each provided with peripherally distributed rectangular window holes with the elastic elements. The rotor supporting frame is connected with a hub motor rotor. The driven disc hub is provided with a notch corresponding to a rivet spacer bush and connected with the hub through bolts. The driven disc and the rotor supporting frame are riveted together through rivets and clamp the driven disc hub and the vibration attenuation damping fins on two sides. The brake is a disc brake. A brake disc is installed on the rotor supporting frame and rotates along with the rotor supporting frame. A brake caliper is installed on a suspension knuckle arm. Due to the arrangement of the torsion vibration attenuation device, the torque pulsation from the hub motor can be effectively attenuated, the inherent characteristics of the system can be adjusted, and the purpose of improving the dynamic characteristics of the hub electric driving system is realized.
Description
Technical field
The present invention relates to a kind of In-wheel motor driving power transmission system for electric vehicle, more particularly, to one class has torsion and subtracts
The hub drive system of function of shaking and its method for designing.
Technical background
Under the pressure of the dual-pressure of energy scarcity and environmental pollution, the efficient, electric automobile of energy-saving and environmental protection becomes Global Auto
The focus of industry research.Distributed In-wheel motor driving electric automobile is excellent in the uniqueness of the fermentation such as structure and arrangement because of it
Gesture, is favored by industry, it has also become important directions of Development of Electric Vehicles.
For conventional truck, In-wheel motor driving electric automobile eliminates clutch, differential mechanism, mechanical type gearshift
The parts such as device, power transmission shaft, are arranged in highly integrated to motor, reducing gear etc. in wheel, the changing of this chassis structure
Become, make drive system simplify, transmission efficiency improve, effectively utilizes space increase improve vehicle by performance.But drive electricity
The fast response characteristic of machine, easily causes the Torsional Vibration that drive system projects, and the buffeting problem during starting of vehicle low speed is outstanding
It is prominent, have a strong impact on ride comfort and the riding comfort of vehicle.Meanwhile, the normal companion of low speed high torque characteristic of motor of electric motor car
There is larger torque ripple phenomenon, and the tire under road excitation is beated, load is unequal all will cause the inequality of motor gas-gap
Even phenomenon, thus leading to the generation of bigger torque pulsation, can have a strong impact on vehicle each to dynamic performance.Therefore, how
Reduce the torque pulsation being delivered on wheel, and weaken the Torsional Vibration producing because of motor quick response, be that wheel hub motor drives
Dynamic Development of Electric Vehicles has to one of problem of solution.
Content of the invention
Present invention aims to the technological deficiency of existing In-wheel motor driving system, provide one kind to have torsion and subtract
The electronic wheel system of function of shaking In-wheel motor driving.
The purpose of the present invention is achieved through the following technical solutions:
This system is mainly made up of wheel hub motor, torsional vibration damper, brake, wheel rim, tire etc..Wheel hub motor is main
It is made up of stator, rotor and housing；Torsional vibration damper mainly by Rotor carriage, hub plate, clutch plate, flexible member,
Damping fin etc. forms；It is equipped with circumferentially distributed rectangular virtual aperture window, in each fenestra on Rotor carriage, hub plate and clutch plate
It is respectively arranged with corresponding flexible member, so as to realizing elastic connection in a circumferential direction between Rotor carriage and hub plate；
Rotor carriage part is connected with rotor, and hub plate is connected with wheel hub by bolt, and clutch plate is led to Rotor carriage
Cross rivet together, and the damping piece of hub plate and both sides is clipped in the middle, hub plate offers and riveting
The nail relative breach of spacer, leaves gap it is allowed to can phase between Rotor carriage and hub plate between breach and spacer
To turning over an angle；Brake is disk brake, and brake disc is arranged on concomitant rotation on Rotor carriage, and caliper is installed
In suspension joint arm.
When vehicle runs, power is delivered to the clutch plate of Rotor carriage and vibration absorber by wheel hub motor rotor, then warp
Cross flexible member and pass to hub plate, finally impart power to wheel hub.Vibration absorber work when, be clipped in Rotor carriage and
Flexible member between clutch plate is compressed, thus absorbing Rotor carriage to pass over impact.Twisting vibration in drive system
Lead between Rotor carriage, clutch plate and hub plate, to produce reciprocally swinging relatively, now can rely on the damping fin of both sides
Friction and above-mentioned three between consuming the energy of twisting vibration so that twisting vibration decays rapidly.
With respect to prior art, the invention has the advantages that and beneficial effect:
(1) setting of torsional vibration damper, not only can reduce the torque arteries and veins being delivered on wheel of wheel hub motor generation
Dynamic, and the Torsional Vibration producing because of motor quick response can be weakened, so that vehicle is travelled more steady.
(2) setting of torsional vibration damper, may also operate as adjusting the natural frequency of power train thus avoiding that resonates to send out
Raw, it is effectively improved the dynamicss of In-wheel motor driving system.
(3) rotor bracing frame, directly as the driving disc spacing pressing of torsional vibration damper, makes this system structure compacter.
(4) it is easy to arrangement on wheel；Be applied in multiple pure electric vehicle type such as car, passenger vehicle, truck it can also be used to this
On the hybrid electric vehicle of a little vehicles.
Brief description
The present invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is the In-wheel motor driving system with torsion damping function using outer rotor inner stator wheel hub motor for the present invention
The structure principle chart of system.
Fig. 2 is the structure principle chart of the embodiment that the present invention adopts internal rotor external stator wheel hub motor.
As shown in fig. 1: 1-1 Rotor carriage；1-2 rotor rim；1-3 permanent magnet；1-4 stator core and around
Group；1-5 stator bracing frame；2-1 clutch plate；2-2 flexible member；2-3 damping fin；2-4 hub plate；2-5 rivet；3
Joint arm；4 support shafts；5 bearings；6 snap rings；7 sealing rings；8 wheel hubs；9 bolts；10 wheel rims；11 tires；Bulb on 12
Pin；13 top links；14 times ball studs；15 lower swing arms；16-1 brake disc；16-2 caliper.
Specific embodiment
The present invention is further detailed explanation below in conjunction with the accompanying drawings, but embodiments of the present invention not limited to this.
Embodiment 1
The In-wheel motor driving system with torsion damping function using outer rotor inner stator wheel hub motor as shown in Figure 1
System, main inclusion wheel hub motor 1, torsional vibration damper 2, wheel hub 8, wheel rim 10, tire 11, brake 16 etc..Wheel hub motor 1 wraps
Include: Rotor carriage 1-1, rotor rim 1-2, permanent magnet 1-3, stator core and winding 1-4, stator bracing frame 1-5；Wheel hub electricity
Machine stator iron core and winding 1-4 are supported in support shaft 4 by stator bracing frame, and permanent magnet 1-3 passes through sticker in rotor rim
The surface of 1-2, and rotor rim 1-2 is then connected with Rotor carriage 1-2.Rotor carriage 1-2, hub plate 2-4 and driven
It is equipped with circumferentially distributed rectangular virtual aperture window on disk 2-1, in each fenestra, is respectively arranged with corresponding flexible member 2-2, so as to realizing turning
Elastic connection in a circumferential direction between sub- bracing frame 1-2 and hub plate 2-4；Rotor carriage 1-1 and clutch plate 2-1 leads to
Cross rivet 2-5 to be riveted together, and the damping piece 2-3 of hub plate 2-4 and both sides is clipped in the middle；Hub plate 2-4
Then be connected with wheel hub 8 by bolt 9, hub plate 2-4 offer the breach relative with rivet spacer, breach and spacer it
Between leave gap it is allowed to relatively an angle can be turned between Rotor carriage 1-1 and hub plate 2-4.Brake is disk
Formula brake, brake disc 16-1 is arranged on concomitant rotation on Rotor carriage 1-1, and caliper 16-2 is arranged in joint arm 3.
Wheel hub motor external rotor rotate when, power by the clutch plate 2-1 of motor outer rotor bracing frame 1-1 and vibration absorber,
Pass to hub plate 2-4 through flexible member 2-2 again, finally impart power to wheel hub 8, wheel rim 10 and tire 11, drive
Vehicle runs.Wheel hub motor external rotor can pass through its forward or reverse of motor controller controls, thus realizing the rotating of wheel,
And then control vehicle to advance and move backward.When vehicle needs to be braked, brake control system, according to braking requirement, controls braking
The caliper 16-2 of device moves to brake disc 16-1 direction and so that both is contacted with each other compression, realizes braking；When releasing braking, control
According to demand, the caliper 16-2 of control brake returns to original position to system processed.During vibration absorber work, it is clipped in rotor and props up
Flexible member 2-2 between support 1-1 and clutch plate 2-1 is compressed, thus absorbing Rotor carriage 1-1 to pass over impact；Wheel
The torque of hub motor output its ripple component during drive system transmission will lead to Rotor carriage 1-1, clutch plate 2-1
Produce relatively reciprocally swinging and hub plate 2-4 between, now can rely on both sides damping fin 2-3 and Rotor carriage 1-1, from
Friction between Moving plate 2-1 and hub plate 2-4 consuming the energy of twisting vibration so that twisting vibration decays rapidly, and
Weaken the Torsional Vibration producing because of motor quick response, so that vehicle is travelled more steady.Furthermore it is also possible to adjust as needed
The characterisitic parameter of whole flexible member 2-2 and damping fin 2-3, reaches the purpose changing power drive system natural frequency, thus keeping away
Exempt from the generation resonated, be effectively improved the dynamicss of In-wheel motor driving power drive system.
Embodiment 2
The In-wheel motor driving system with torsion damping function as shown in Figure 2.It is to take turns with the difference of Fig. 1
Hub electric machine structure be internal rotor outer stator structure, its operation principle with using outer rotor inner stator wheel hub motor electronic wheel system
Identical, it is not repeated herein.
Claims (8)
1. the present invention discloses a kind of wheel hub power drive system with torsion damping function, including wheel hub motor, torsion damping dress
Put, brake, wheel hub, wheel rim, tire etc..Described torsional vibration damper mainly by Rotor carriage, flexible member, clutch plate,
Hub plate and damping fin composition, described Rotor carriage, hub plate and clutch plate are equipped with circumferentially distributed rectangle
Fenestra, is respectively arranged with corresponding flexible member, so as to realizing between Rotor carriage and hub plate in circumference side in each fenestra
Elastic connection upwards；Described Rotor carriage is connected with wheel hub motor rotor, and described hub plate passes through bolt and wheel hub phase
Even, described clutch plate is passed through together with rivet with Rotor carriage, and the damping piece folder by hub plate and both sides
In centre.Offer the breach relative with rivet spacer on described hub plate, leave gap between breach and spacer it is allowed to
Relatively an angle can be turned between Rotor carriage and hub plate；Described brake is disk brake, and brake disc is pacified
It is contained in concomitant rotation on Rotor carriage, caliper is arranged in suspension joint arm.
2. the wheel hub power drive system with torsion damping function according to claim 1 it is characterised in that: described torsion
Damping elastomer element can be spring, can also be silicone oil, rubber, silicone oil-rubber combined formula.
3. the wheel hub power drive system with torsion damping function according to claim 1 it is characterised in that: described torsion
Flexible member in vibration absorber can adopt single-stage arrangement, it would however also be possible to employ multistage arrangement.
4. the wheel hub power drive system with torsion damping function according to claim 1 it is characterised in that: rotor supports
Circumferentially distributed rectangular virtual aperture window, described rectangular window hole count and described flexible member number are equipped with frame, hub plate and clutch plate
Equal, the number of number can specifically be arranged as needed.
5. the wheel hub power drive system with torsion damping function according to claim 1 it is characterised in that: described vibration damping
Damping fin can be monolithic arrangement or multi-disc arrangement.
6. the wheel hub power drive system with torsion damping function according to claim 1 it is characterised in that: described wheel hub
The type of motor can be the motor of the excitation mode such as permanent-magnet synchronous, switching magnetic-resistance, alternating current impression.
7. the wheel hub power drive system with torsion damping function according to claim 1 it is characterised in that: described wheel hub
Electric machine structure form can be inner stator outer-rotor structure or internal rotor outer stator structure.
8. the wheel hub power drive system with torsion damping function according to claim 1 it is characterised in that: described braking
Device can be electromagnetic type or fluid pressure type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610817771.9A CN106364310A (en) | 2016-09-09 | 2016-09-09 | Hub electric driving system with torsion vibration attenuation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610817771.9A CN106364310A (en) | 2016-09-09 | 2016-09-09 | Hub electric driving system with torsion vibration attenuation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106364310A true CN106364310A (en) | 2017-02-01 |
Family
ID=57896897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610817771.9A Pending CN106364310A (en) | 2016-09-09 | 2016-09-09 | Hub electric driving system with torsion vibration attenuation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106364310A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357051A (en) * | 2016-11-28 | 2017-01-25 | 山东理工大学 | Wheel hub motor driving system with internal and external circulating airway cooling structure |
| CN107171523A (en) * | 2017-05-24 | 2017-09-15 | 深圳市大富科技股份有限公司 | Wheel hub motor, automotive wheel and automobile |
| CN107448513A (en) * | 2017-08-18 | 2017-12-08 | 江苏大学 | The electromagnetic braking of wheel hub motor ring type and separate type damping integrated apparatus |
| CN107959371A (en) * | 2017-12-20 | 2018-04-24 | 南京越博电驱动系统有限公司 | A kind of improved pure electric automobile driving motor |
| CN108128145A (en) * | 2017-12-21 | 2018-06-08 | 南京航空航天大学 | A kind of In-wheel motor driving system with more heat-sink units and damper mechanism |
| CN108566030A (en) * | 2018-03-02 | 2018-09-21 | 南京好龙电子有限公司 | Rotor with torsion damping device and motor |
| CN109109674A (en) * | 2018-07-17 | 2019-01-01 | 北京敬科技有限公司 | A kind of electric car single controller coupling driving device and its working method |
| CN110712488A (en) * | 2019-10-16 | 2020-01-21 | 湖南大学 | Full-self-powered hub motor energy-feedback electromagnetic suspension system and automobile |
| WO2020213154A1 (en) * | 2019-04-19 | 2020-10-22 | 三菱電機株式会社 | Wheel device |
| WO2020247991A1 (en) | 2019-06-08 | 2020-12-17 | Amx Automation Technologies Gmbh | Omnidirectional wheel hub drive |
| CN113270952A (en) * | 2021-03-27 | 2021-08-17 | 大庆虹铭科技有限公司 | Flexible driving semi-direct drive motor for oil pumping unit |
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| CN104290593A (en) * | 2012-01-18 | 2015-01-21 | 华南理工大学 | Built-in suspended integrated type hub motor drive electric wheel |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357051A (en) * | 2016-11-28 | 2017-01-25 | 山东理工大学 | Wheel hub motor driving system with internal and external circulating airway cooling structure |
| CN107171523A (en) * | 2017-05-24 | 2017-09-15 | 深圳市大富科技股份有限公司 | Wheel hub motor, automotive wheel and automobile |
| CN107448513B (en) * | 2017-08-18 | 2018-11-09 | 江苏大学 | The electromagnetic braking of wheel hub motor ring type and separate type damping integrated apparatus |
| CN107448513A (en) * | 2017-08-18 | 2017-12-08 | 江苏大学 | The electromagnetic braking of wheel hub motor ring type and separate type damping integrated apparatus |
| CN107959371A (en) * | 2017-12-20 | 2018-04-24 | 南京越博电驱动系统有限公司 | A kind of improved pure electric automobile driving motor |
| CN108128145A (en) * | 2017-12-21 | 2018-06-08 | 南京航空航天大学 | A kind of In-wheel motor driving system with more heat-sink units and damper mechanism |
| CN108566030A (en) * | 2018-03-02 | 2018-09-21 | 南京好龙电子有限公司 | Rotor with torsion damping device and motor |
| CN109109674A (en) * | 2018-07-17 | 2019-01-01 | 北京敬科技有限公司 | A kind of electric car single controller coupling driving device and its working method |
| WO2020213154A1 (en) * | 2019-04-19 | 2020-10-22 | 三菱電機株式会社 | Wheel device |
| JPWO2020213154A1 (en) * | 2019-04-19 | 2021-10-21 | 三菱電機株式会社 | Wheel device |
| JP7086508B2 (en) | 2019-04-19 | 2022-06-20 | 三菱電機株式会社 | Wheel device |
| WO2020247991A1 (en) | 2019-06-08 | 2020-12-17 | Amx Automation Technologies Gmbh | Omnidirectional wheel hub drive |
| CN110712488A (en) * | 2019-10-16 | 2020-01-21 | 湖南大学 | Full-self-powered hub motor energy-feedback electromagnetic suspension system and automobile |
| CN110712488B (en) * | 2019-10-16 | 2021-11-12 | 湖南大学 | Full-self-powered hub motor energy-feedback electromagnetic suspension system and automobile |
| CN113270952A (en) * | 2021-03-27 | 2021-08-17 | 大庆虹铭科技有限公司 | Flexible driving semi-direct drive motor for oil pumping unit |
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