CN107444007A - A kind of electric wheel and vehicle with built-in suspension - Google Patents
A kind of electric wheel and vehicle with built-in suspension Download PDFInfo
- Publication number
- CN107444007A CN107444007A CN201710713305.0A CN201710713305A CN107444007A CN 107444007 A CN107444007 A CN 107444007A CN 201710713305 A CN201710713305 A CN 201710713305A CN 107444007 A CN107444007 A CN 107444007A
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- CN
- China
- Prior art keywords
- wheel
- suspension
- vehicle frame
- built
- coupling
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
- B60G17/021—Spring characteristics, e.g. mechanical springs and mechanical adjusting means the mechanical spring being a coil spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G3/00—Resilient suspensions for a single wheel
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/40—Indexing codes relating to the wheels in the suspensions
- B60G2200/422—Driving wheels or live axles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/30—In-wheel mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2300/00—Indexing codes relating to the type of vehicle
- B60G2300/50—Electric vehicles; Hybrid vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
- B60G2800/20—Stationary vehicle
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The present invention proposes a kind of electric wheel with built-in suspension, is related to electric vehicle technical field.It uses the axletree with the vehicle frame overhanging beam of vehicle frame rigid attachment substitution conventional wheel, and in wheel, its one end is fixed on vehicle frame overhanging beam built-in suspension, and the other end is coupled by bearing with the wheel rim of wheel；Motor is arranged on vehicle frame overhanging beam, and its rotor is coupled with the wheel rim of wheel by flexible coupling, realizes torque transmission and wheel driving.The present invention is due to using in-wheel suspension structure, and motor is arranged on vehicle frame overhanging beam, so that the mass transitions of wheel power device be suspension spring carried mass part, overcome existing electric wheel because motor increase wheel mass caused by suspension unsprung mass increase, wheel dynamic response capability difference the problem of.The vehicle run stability and ride comfort that the present invention can effectively improve.
Description
Technical field
The invention belongs to electric vehicle technical field, more particularly, to a kind of electric wheel with built-in suspension with
And vehicle.
Background technology
Electric wheel is a kind of by motor-driven wheel technology, and it is by motor power and its transmission device and wheel collection
Into, realize that the distributed of vehicle drives, simplified vehicle structure, raising road holding, therefore electric wheel technology is by people
Most attention.
Existing electric wheel overall structure includes wheel body, motor and its transmission mechanism, is integrated on axletree,
Axletree is coupled by suspension with vehicle frame.Itself the disadvantage is that, on the axletree of electric wheel due to add motor and its
The quality of transmission parts so that the gross mass of axletree is the unsprung mass increase of suspension, and the dynamic response capability of wheel is deteriorated,
So-called vertical negative effect is produced, reduces the stability, comfortableness and security of vehicle.
Therefore, it is necessary to develop new electric wheel or correlation technique, to eliminate electric wheel because of integrated power device
The adverse effect for causing suspension unsprung mass increase to bring, this has important to the driving performance for improving electric car wd vehicle
Effect.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the invention provides a kind of electric car with built-in suspension
Wheel and vehicle, it is intended that proposing a kind of electric vehicle wheels arrangement with built-in suspension, the electric wheel can reduce vehicle
The unsprung mass of suspension, the dynamic response capability of wheel is effectively improved, and then improve vehicle run stability and ride comfort energy.
To achieve the above object, according to one aspect of the present invention, there is provided a kind of electric wheel with built-in suspension,
It includes wheel body, built-in suspension, motor, flexible coupling, vehicle frame overhanging beam, swivel bearing and rotor of output shaft axle,
Wherein,
Vehicle frame overhanging beam one end is fixed on vehicle frame, and one end is stretched into wheel to be connected with the part being arranged in wheel, interior
Built-in suspension is put in wheel, its one end is fixed on vehicle frame overhanging beam, and the other end passes through swivel bearing and the wheel of wheel body
Rim couples, and is achieved in hanging in wheel of the wheel body relative to vehicle frame overhanging beam, and motor is arranged on vehicle frame overhanging beam,
The rotor of output shaft axle of motor is coupled by flexible coupling with the wheel rim of wheel body, and then is realized and be installed on vehicle frame overhanging beam
Driving and transmission of the motor to the wheel body under elastic damping motion state.
Further, an end face of wheel body is provided with the fixed disk of annular, and flexible coupling also in annular shape, turns
The end of sub- output shaft is also equipped with annular and transmits disk, and the annular of the end of rotating shaft output shaft transmits flexibility of the disk by annular
Shaft coupling connects wheel body, realizes the driving to wheel body, the stator of motor then passes through vehicle frame overhanging beam and vehicle frame
Connection.
Further, flexible coupling is Inelastic element flexible shaft coupling or is the flexible coupling that has elastic component,
Inelastic element flexible shaft coupling includes cross slider type shaft coupling, oldham coupling, gear coupling, universal-joint-pin type universal connection
Axle device and roller chain coupling, the flexible coupling that has elastic component include rubbercushioned sleeve bearing coupling, elastic dowel pin shaft coupling, star
Shape yielding coupling and Quincunx elastic coupler.
Further, the motor carries speed changer or deceleration device, for adjusting output torque.
Further, for the built-in suspension with damping and spring damping function, it is also configured with lead and cunning
Block, lead and sliding block composition prismatic pair, motion supporting role is played to built-in suspension.
According to the second aspect of the invention, a kind of electric vehicle is also provided, it includes electric wheel as described above.
In general, by the contemplated above technical scheme of the present invention compared with prior art, it can obtain down and show
Beneficial effect：
Suspension is placed in wheel by electric wheel of the present invention, motor due to being directly installed on vehicle frame overhanging beam, so as to
The spring carried mass of suspension is converted into, the unsprung mass of suspension is thus only comprising wheel body constructions such as wheel rims.Therefore, it is of the invention
The unsprung mass of electric wheel suspension does not increase not only, is reduced on the contrary, efficiently solves existing electric wheel technology
The problem of increase of suspension unsprung mass, wheel dynamic response capability difference, but also with more more preferable than existing standard machinery wheel
Dynamic response performance.
Brief description of the drawings
Fig. 1 is the structure principle chart of electric wheel in the embodiment of the present invention；
Fig. 2 is the structure chart of electric wheel in the embodiment of the present invention, and (a) is the overall diagram of electric vehicle wheels arrangement, and (b) is electronic
The exploded view of car wheel structure.
In all of the figs, identical reference is used for representing identical element or structure, wherein：
Suspension 3- motors built in 1- wheel bodies 2-
4- flexible coupling 5- vehicle frame overhanging beam 6- bearings
7- rotor of output shaft axle 8- lead 9- sliding blocks
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in each embodiment of invention described below
Conflict can is not formed each other to be mutually combined.
Fig. 1 is the structure principle chart of electric wheel in the embodiment of the present invention, as seen from the figure, electric wheel by wheel body 1,
Built-in suspension 2, motor 3, flexible coupling 4, vehicle frame overhanging beam 5, bearing 6 and rotor of output shaft axle 7 form.Electric car rolling hitch
In structure, the wheel shaft of conventional wheel is substituted using the vehicle frame overhanging beam 5 with vehicle frame rigid attachment；Built-in suspension 2 is built in wheel, its
One end is fixed on vehicle frame overhanging beam 5, and the other end is coupled by swivel bearing 6 with the wheel rim of wheel body 1, thus achieves car
Take turns in wheel of the body 1 relative to vehicle frame overhanging beam 5 and hang；Motor 3 is arranged on vehicle frame overhanging beam 5, and the rotor of motor is defeated
Shaft 7 is coupled by flexible coupling 4 with the wheel rim of wheel body 1, and then realizes the driving electricity being installed on vehicle frame overhanging beam 5
Driving and transmission of the machine 3 to the wheel body 1 under elastic damping motion state.
Wherein, the wheel body 1 being suspended on vehicle frame overhanging beam 5 by built-in suspension 2 be shock-absorbing spring spring under matter
Amount, unsprung mass no longer includes the axletree quality in standard machinery wheel, thus is contrasted with existing machinery wheel, built-in suspension
2 unsprung mass does not increase not only, is reduced on the contrary.Correspondingly, motor 3 is due to being directly installed on vehicle frame overhanging beam
On 5, so as to be converted into the spring carried mass of built-in suspension 2.Therefore, the electric wheel shown in Fig. 1 efficiently solves existing electric car
The problem of suspension unsprung mass of wheel technology increases, wheel dynamic response capability difference, but also with than existing standard machinery car
Take turns more preferable dynamic response performance.
Fig. 2 is the structure chart of electric wheel in the embodiment of the present invention, and (a) is the overall diagram of electric vehicle wheels arrangement, and (b) is electronic
The exploded view of car wheel structure.As seen from the figure, electric wheel is by wheel body 1, in-wheel suspension 2, motor 3, flexible coupling
4th, vehicle frame overhanging beam 5, bearing 6, rotor of output shaft axle 7, lead 8 and sliding block 9 form.Wherein, in-wheel suspension 2 passes through bearing 6
Couple with wheel body 1, bearing 6 is jointly mounted at the annular inner wall of wheel body 1；One end of vehicle frame overhanging beam 5 is fixed on
On in-wheel suspension 2, the other end and vehicle frame rigid attachment；The rotor of output shaft axle 7 of motor 3 passes through flexible coupling 4 and wheel
Body 1 couples.Wherein, an end face of wheel body 1 is provided with the fixed disk of annular, and flexible coupling also in annular shape, turns
The end of axle output shaft 7 is also equipped with annular and transmits disk, and the end of rotating shaft output shaft 7 is also equipped with annular transmission disk and passes through annulus
The flexible coupling 4 of shape connects wheel body 1, realizes the driving to wheel body 1, the stator of motor 3 then passes through vehicle frame
Overhanging beam 5 couples with vehicle frame.
In one embodiment of the invention, flexible coupling 4 can both use Inelastic element flexible shaft coupling, such as cross
Sliding block type coupler, oldham coupling, gear coupling, universal coupling with spider, roller chain coupling, or have bullet
Property element flexible coupling, such as rubbercushioned sleeve bearing coupling, elastic dowel pin shaft coupling, star-shaped elastic coupling, quincunx elasticity
Shaft coupling.
There is one embodiment in the present invention, motor 3 can be accompanied with speed changer or deceleration device.Speed changer subtracts
Fast device and the becoming one structure of motor 3, also can by positive coupling by the input shaft of speed changer or decelerator and
The rotor of output shaft axle 7 of motor 3 couples, then the output shaft of speed changer or decelerator is coupled with flexible coupling 4, realizes electricity
Transmission of the machine to wheel body 1.
There is one embodiment in the present invention, built-in suspension 2 may be used also in addition to damping and spring shock absorption functional structure
To be configured with guiding mechanism, it forms prismatic pair by lead 8 and sliding block 9, and motion supporting role is played to built-in suspension 2.
The electric wheel with built-in suspension of the present invention, it uses to substitute with the vehicle frame overhanging beam of vehicle frame rigid attachment and passed
The axletree of system wheel, built-in suspension is in wheel, and its one end is fixed on vehicle frame overhanging beam, and the other end passes through bearing and wheel
Wheel rim connection；Motor is arranged on vehicle frame overhanging beam, and its rotor is coupled with the wheel rim of wheel by flexible coupling, real
Existing torque transmission and wheel driving.
The present invention is arranged on vehicle frame overhanging beam due to using in-wheel suspension structure, and by motor so that wheel moves
The mass transitions of power apparatus are the spring carried mass part of suspension, overcome existing electric wheel because motor increases wheel mass
Caused by suspension unsprung mass increase, wheel dynamic response capability difference the problem of.The vehicle traveling that the present invention can effectively improve
Stability and ride comfort.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all any modification, equivalent and improvement made within the spirit and principles of the invention etc., all should be included
Within protection scope of the present invention.
Claims (6)
1. a kind of electric wheel with built-in suspension, it is characterised in that it includes wheel body (1), built-in suspension (2), driven
Dynamic motor (3), flexible coupling (4), vehicle frame overhanging beam (5), swivel bearing (6) and rotor of output shaft axle (7), wherein,
Vehicle frame overhanging beam (5) one end is fixed on vehicle frame, and one end is stretched into wheel to be connected with the part being arranged in wheel,
Built-in suspension (2) is built in wheel, and its one end is fixed on vehicle frame overhanging beam (5), and the other end passes through swivel bearing (6)
Couple with the wheel rim of wheel body (1), be achieved in wheel interior suspension of the wheel body (1) relative to vehicle frame overhanging beam (5),
Motor (3) is arranged on vehicle frame overhanging beam (5), and the rotor of output shaft axle (7) of motor passes through flexible coupling (4) and car
The wheel rim connection of body (1) is taken turns, and then realizes the motor (3) being installed on vehicle frame overhanging beam (5) in elastic damping
The driving and transmission of wheel body (1) under motion state.
A kind of 2. electric wheel with built-in suspension as claimed in claim 1, it is characterised in that the one of wheel body (1)
Individual end face is provided with the fixed disk of annular, and also in annular shape, the end of rotor of output shaft axle (7) is also equipped with flexible coupling (4)
Annular transmits disk, and the annular of the end of rotating shaft output shaft (7) transmits disk and connects wheel sheet by the flexible coupling (4) of annular
Body (1), realizes the driving to wheel body (1), and the stator of motor (3) is then coupled by vehicle frame overhanging beam (5) with vehicle frame.
A kind of 3. electric wheel with built-in suspension as claimed in claim 1 or 2, it is characterised in that flexible coupling (4)
For Inelastic element flexible shaft coupling or it is the flexible coupling that has elastic component,
Inelastic element flexible shaft coupling includes cross slider type shaft coupling, oldham coupling, gear coupling, Cardon universal joint ten thousand
To shaft coupling and roller chain coupling,
The flexible coupling that has elastic component include rubbercushioned sleeve bearing coupling, elastic dowel pin shaft coupling, star-shaped elastic coupling and
Quincunx elastic coupler.
A kind of 4. electric wheel with built-in suspension as described in one of claim 1-3, it is characterised in that the driving electricity
Machine (3) carries speed changer or deceleration device, for adjusting output torque.
5. a kind of electric wheel with built-in suspension as claimed in claim 4, it is characterised in that the built-in suspension has
With damping and spring damping function, it is also configured with lead (8) and sliding block (9), and lead (8) and sliding block (9) composition move
Dynamic pair, motion supporting role is played to built-in suspension (2).
6. a kind of electric vehicle, it is characterised in that it includes the electric wheel as described in one of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710713305.0A CN107444007B (en) | 2017-08-18 | 2017-08-18 | A kind of electric wheel and vehicle with built-in suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710713305.0A CN107444007B (en) | 2017-08-18 | 2017-08-18 | A kind of electric wheel and vehicle with built-in suspension |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107444007A true CN107444007A (en) | 2017-12-08 |
| CN107444007B CN107444007B (en) | 2018-06-26 |
Family
ID=60492797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710713305.0A Active CN107444007B (en) | 2017-08-18 | 2017-08-18 | A kind of electric wheel and vehicle with built-in suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107444007B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108045446A (en) * | 2017-12-18 | 2018-05-18 | 南京航空航天大学 | A kind of two-wheel edge endless-track vehicle mechanical elasticity bogie wheel and its method of work |
| CN108407601A (en) * | 2018-02-11 | 2018-08-17 | 清华大学 | A kind of built-in suspension and position restraint-type driven motor wheel of In-wheel motor driving |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1380459A1 (en) * | 2001-04-16 | 2004-01-14 | Kabushiki Kaisha Bridgestone | Fixing method of in-wheel motor and in-wheel motor system |
| CN202200826U (en) * | 2011-11-10 | 2012-04-25 | 浙江达世元电动科技有限公司 | All-electric wheel assembly |
| WO2012132721A1 (en) * | 2011-03-28 | 2012-10-04 | アイシン・エィ・ダブリュ株式会社 | In-wheel motor drive device |
| CN103921637A (en) * | 2014-04-29 | 2014-07-16 | 重庆大学 | Inner vibration absorbing device of high-speed electric wheel and electric wheel |
| CN104290593A (en) * | 2012-01-18 | 2015-01-21 | 华南理工大学 | Built-in suspended integrated type hub motor drive electric wheel |
| CN104626964A (en) * | 2014-12-16 | 2015-05-20 | 武汉理工大学 | Integrated electric wheel integrating driving function, braking function, suspension function and steering function |
| CN204623116U (en) * | 2015-05-30 | 2015-09-09 | 谷伟 | A kind of automobile electrical motor car wheel |
| CN105966228A (en) * | 2016-05-11 | 2016-09-28 | 同济大学 | Light-weight structure of electric wheel in which torsional vibration damper is arranged |
-
2017
- 2017-08-18 CN CN201710713305.0A patent/CN107444007B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1380459A1 (en) * | 2001-04-16 | 2004-01-14 | Kabushiki Kaisha Bridgestone | Fixing method of in-wheel motor and in-wheel motor system |
| WO2012132721A1 (en) * | 2011-03-28 | 2012-10-04 | アイシン・エィ・ダブリュ株式会社 | In-wheel motor drive device |
| CN202200826U (en) * | 2011-11-10 | 2012-04-25 | 浙江达世元电动科技有限公司 | All-electric wheel assembly |
| CN104290593A (en) * | 2012-01-18 | 2015-01-21 | 华南理工大学 | Built-in suspended integrated type hub motor drive electric wheel |
| CN103921637A (en) * | 2014-04-29 | 2014-07-16 | 重庆大学 | Inner vibration absorbing device of high-speed electric wheel and electric wheel |
| CN104626964A (en) * | 2014-12-16 | 2015-05-20 | 武汉理工大学 | Integrated electric wheel integrating driving function, braking function, suspension function and steering function |
| CN204623116U (en) * | 2015-05-30 | 2015-09-09 | 谷伟 | A kind of automobile electrical motor car wheel |
| CN105966228A (en) * | 2016-05-11 | 2016-09-28 | 同济大学 | Light-weight structure of electric wheel in which torsional vibration damper is arranged |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108045446A (en) * | 2017-12-18 | 2018-05-18 | 南京航空航天大学 | A kind of two-wheel edge endless-track vehicle mechanical elasticity bogie wheel and its method of work |
| CN108407601A (en) * | 2018-02-11 | 2018-08-17 | 清华大学 | A kind of built-in suspension and position restraint-type driven motor wheel of In-wheel motor driving |
| WO2019153809A1 (en) * | 2018-02-11 | 2019-08-15 | 清华大学 | Motor driven built-in suspension and electric position-limiting transmission wheel |
| CN108407601B (en) * | 2018-02-11 | 2019-11-08 | 清华大学 | A kind of built-in suspension and position restraint-type driven motor wheel of In-wheel motor driving |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107444007B (en) | 2018-06-26 |
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