CN108909388A - A kind of suspension angle assembly of hub motor driven electric vehicle - Google Patents
A kind of suspension angle assembly of hub motor driven electric vehicle Download PDFInfo
- Publication number
- CN108909388A CN108909388A CN201811105377.8A CN201811105377A CN108909388A CN 108909388 A CN108909388 A CN 108909388A CN 201811105377 A CN201811105377 A CN 201811105377A CN 108909388 A CN108909388 A CN 108909388A
- Authority
- CN
- China
- Prior art keywords
- swing arm
- lower swing
- knuckle
- fixedly connected
- vehicle frame
- 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
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 29
- 239000006096 absorbing agent Substances 0.000 claims abstract description 12
- 230000035939 shock Effects 0.000 claims abstract description 12
- 239000003381 stabilizer Substances 0.000 claims abstract description 10
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- 241000209140 Triticum Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/001—Arrangements for attachment of dampers
- B60G13/003—Arrangements for attachment of dampers characterised by the mounting on the vehicle body or chassis of the damper unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
- B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
- B60G21/055—Stabiliser bars
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The present invention relates to a kind of suspension angle assemblies of hub motor driven electric vehicle, preceding lower swing arm and rear lower swing arm including being connecting rod shape, and there are two location holes for the lower end of knuckle；One end of preceding lower swing arm is fixedly connected by ball pin with one of location hole of knuckle lower end, and the other end is fixed on vehicle frame by universal joint；One end of lower swing arm is fixedly connected by ball pin with another location hole of knuckle lower end afterwards, and the other end is fixed on vehicle frame by universal joint；Before stabilizer bar assembly is fixedly connected on lower swing arm, the other end is mounted on vehicle frame, and the fulcrum for the flexural pivot that the intersection point of the extended line of straight line and shock absorber support assembly upper end and vehicle frame where preceding lower swing arm and rear lower swing arm are fixedly connected is the main pin axis of vehicle.Solve the problems, such as that the lower swing arm size of McPherson strut influences steering operation and unsprung mass increases influence driving comfort.
Description
Technical field
The present invention relates to hub motor automobile suspension systems, more particularly to a kind of the outstanding of hub motor driven electric vehicle
Frame angle assembly.
Background technique
As the development of electric car and hub motor apply matching and operability proposition universal, to Full Vehicle System
New requirement.The especially operational stability and driving comfort of automobile, wherein the operational stability of automobile is to traffic safety
There is vital influence, driving comfort is then to guarantee that there is passenger good riding experience, especially electric car to exist
The problem of complete vehicle quality occurred after installation hub motor increases, unsprung mass increases and suspension mounting arrangements space reduces, it is right
The design and installation of suspension leverage propose more exacting terms.
The immediate prior art of the present invention is traditional McPherson strut, and damper upper end passes through flexural pivot phase with vehicle frame
Even, knuckle lower end is connected by flexural pivot with triangular form lower swing arm, and the line of upper and lower flexural pivot forms main pin axis.Traditional McPherson
The advantages of formula suspension is to save arrangement space, and provide more flexible steering operation.
But after assembling hub motor due to electric car, hub motor occupies a part and takes turns interior space, original axial direction
Space becomes smaller.If in order to guarantee that wheelspan is constant, and changing the size of small triangular form lower swing arm, then scrub radius increases, outside stub
Inclination angle reduce and aligning torque increase, wheel major parameter variation it is more will lead to steering operation variation it is excessive, influence vehicle original
Some steering behaviours.If not changing triangular form lower swing arm, wheel can be protruded outside vehicle body, increase vehicle width, affect vehicle
Passability affect driving comfort and manipulation and since the hub motor of installation increases the unsprung mass of vehicle
Stability.
Summary of the invention
The present invention provides a kind of suspension angle assembly of hub motor driven electric vehicle, has and design reasonable, saving sky
Between and the advantages of flexible arrangement, also ensure that the wheel parameters such as scrub radius and stub camber angle are basic while reducing wheelspan
Constant, the lower swing arm size for solving McPherson strut influences steering operation and unsprung mass increases influence driving comfort
The problem of,
The purpose of the present invention is achieved through the following technical solutions：
A kind of suspension angle assembly of hub motor driven electric vehicle, including hub motor 1, shock absorber support assembly 2, turn
It is fixedly connected in hub motor 1 to section 3 and stabilizer bar assembly 7, the knuckle 4,2 assembly of shock absorber support passes through
Connecting bracket 3 is fixedly connected on the upper end of knuckle 4；It further include the preceding lower swing arm 5 and rear lower swing arm 6 for being connecting rod shape, institute
There are two location holes for the lower end for the knuckle 4 stated；One end of the preceding lower swing arm 5 passes through its of ball pin and 4 lower end of knuckle
In a location hole be fixedly connected, the other end is fixed on vehicle frame by universal joint；One end of the rear lower swing arm 6 passes through ball
Pin is fixedly connected with another location hole of 4 lower end of knuckle, and the other end is fixed on vehicle frame by universal joint；The transverse direction
Before stabiliser bar assembly 7 is fixedly connected on lower swing arm 5, the other end is mounted on vehicle frame, the preceding lower swing arm 5 and rear lower swing arm
The fulcrum for the flexural pivot that the intersection point of the extended line of 6 place straight lines and 2 upper end of shock absorber support assembly and vehicle frame are fixedly connected is vehicle
Main pin axis.
Further, 2 one end of shock absorber support assembly is connected with vehicle frame by bolt, and the other end passes through with connecting bracket
It is bolted.
Further, 4 upper end of knuckle is fixed by bolt and connecting bracket 3,4 upper end of knuckle and connecting bracket phase
Even, lower end two is connected with preceding lower swing arm, rear lower swing arm respectively, and the hole 10 of side is connected with track rod.
Further, before 7 one end of stabilizer bar assembly is bolted on the boss 11 of lower swing arm 5, the other end
It is mounted on vehicle frame by bolt.
It has the beneficial effect that：
The location hole of the lower end of the knuckle of suspension angle assembly of the invention becomes in parallel two of axis from one
Hole, former triangular lower suspension arm are changed to two connecting rods, and the intersection point of preceding lower swing arm and rear lower swing arm extended line is instead of in the prior art
Triangular lower suspension arm flexural pivot fixed point, in the identical situation of wheelspan, suspension angle assembly of the invention is compared to traditional wheat
Not inferior suspension, the intersection point of the extended line for the straight line that preceding lower swing arm is connected with the two-end-point of rear lower swing arm, i.e., virtual lower fulcrum away from
From longer, while the main pin axis of the connect straight line formation of the upper end fixed point of virtual lower fulcrum and vibration damper assembly is with bigger
Stub camber angle has better steering flexibility and steering reversal.
Suspension angle of the present invention assembly has also taken into account influence of the unsprung mass to driving comfort while saving space,
Increase compared to unsprung mass after assembly hub motor caused by original lower swing arm form, can more reduce under spring negative effect to vehicle
Influence, improve driving comfort.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art this
What a little attached drawings were not necessarily drawn to scale.
Fig. 1 is the structure chart of hub motor suspension according to an embodiment of the invention angle assembly；
Fig. 2 is the explosive view of hub motor suspension according to an embodiment of the invention angle assembly；
Fig. 3 is the slewing journal structure figure of hub motor suspension according to an embodiment of the invention angle assembly；
Fig. 4 is the forward and backward lower suspension arm structure figure of hub motor suspension according to an embodiment of the invention angle assembly.
Fig. 5 is the rear lower suspension arm structure figure of hub motor suspension according to an embodiment of the invention angle assembly.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing.
As illustrated in fig. 1 and 2, the present invention provides a kind of suspension angle assembly of hub motor driven electric vehicle, including wheel hub
Motor 1, shock absorber support assembly 2, knuckle 3 and stabilizer bar assembly 7, the knuckle 4 are fixedly connected on wheel hub electricity
On machine 1,2 assembly of shock absorber support is fixedly connected on the upper end of knuckle 4 by connecting bracket 3；Further including is connecting rod shape
Preceding lower swing arm 5 and rear lower swing arm 6, there are two location holes for the lower end of the knuckle 4；One end of the preceding lower swing arm 5
The structure that ball is fixedly connected with ball pin, ball pin pass through its of ball pin and 4 lower end of knuckle perpendicular to preceding lower swing arm 5, preceding lower swing arm 5
In a location hole be fixedly connected, the other end is fixed on vehicle frame by universal joint；One end of the rear lower swing arm 6 be ball and
The structure that ball pin is fixedly connected, for ball pin perpendicular to rear lower swing arm, rear lower swing arm is fixed by another of ball pin and 4 lower end of knuckle
Position hole is fixedly connected, and the other end is fixed on vehicle frame by universal joint；The stabilizer bar assembly 7 is fixedly connected on front lower
In swing arm 5, the other end is mounted on vehicle frame.Described 2 one end of shock absorber support assembly is connected with vehicle frame by bolt, another
End is bolted with connecting bracket.4 upper end of knuckle is fixed by bolt and connecting bracket 3,4 upper end of knuckle
It is connected with connecting bracket, lower end two is connected with preceding lower swing arm, rear lower swing arm respectively, hole 10 and the track rod phase of side
Even.Before described 7 one end of stabilizer bar assembly is bolted on the boss 11 of lower swing arm 5, the other end passes through bolt
It is mounted on vehicle frame.For reducing the inclination of vehicle during the turn, the steering behaviour of vehicle is improved.
As shown in figure 3, the lower end location hole of its knuckle of the invention becomes two, respectively first positioning hole from one
8 and second location hole 9, the axis of the first positioning hole 8 and second location hole 9 is parallel to tire tread, also parallel with existing
The axis of a location hole in technology, and it is located at the two sides of the axis of a location hole in the prior art, that is, before
Lower swing arm 5 and rear lower swing arm 6 and the tie point of first positioning hole are located at the two of the tie point of a location hole in the prior art
Side.As shown in Figures 4 and 5, the preceding lower swing arm 5 and rear lower swing arm 6 are responsible for instead of the lower swing arm of original McPherson suspension
Transmit longitudinal force and lateral force suffered by wheel, the intersection point of the extended line of 6 place straight line of preceding lower swing arm 5 and rear lower swing arm instead of
Former lower swing arm with knuckle flexural pivot fixed point, the branch for the flexural pivot being fixedly connected with 2 upper end of shock absorber support assembly and vehicle frame
Point is the main pin axis of vehicle.
After the above structure ensure that installation hub motor, in the identical situation of wheelspan, the present invention is not compared to traditional wheat
Inferior suspension, the intersection point of the extended line of the straight line of front and back lower swing arm two-end-point connection, i.e., virtual lower fulcrum is apart from longer while empty
The main pin axis that the connected straight line of upper end fixed point of quasi- lower fulcrum and vibration damper assembly is formed has bigger stub camber angle, tool
There are better steering flexibility and steering reversal.Unsprung mass is also mitigated simultaneously, property, improves with increasing the patch of wheel
The driver comfort of vehicle.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or deduce out many other variations or modifications of the principle of the invention.Therefore, the scope of the invention should be understood and defined as
Cover other all these deformations or modification.
Claims (4)
1. a kind of suspension angle assembly of hub motor driven electric vehicle, including hub motor (1), shock absorber support assembly (2),
Knuckle (3) and stabilizer bar assembly (7), the knuckle (4) are fixedly connected on hub motor (1), damper branch
Frame (2) assembly is fixedly connected on the upper end of knuckle (4) by connecting bracket (3)；It is characterized in that：Further including is connecting rod shape
The preceding lower swing arm (5) and rear lower swing arm (6) of shape, there are two location holes for the lower end of the knuckle (4)；The preceding lower swing arm
(5) one end is fixedly connected by ball pin with one of location hole of knuckle (4) lower end, and the other end is fixed by universal joint
On vehicle frame；One end of the rear lower swing arm (6) connects by the way that another location hole of ball pin and knuckle (4) lower end is fixed
It connects, the other end is fixed on vehicle frame by universal joint；The stabilizer bar assembly (7) is fixedly connected on preceding lower swing arm (5)
On, the other end is mounted on vehicle frame, the intersection point of the extended line of straight line where the preceding lower swing arm (5) and rear lower swing arm (6) with
The fulcrum for the flexural pivot that shock absorber support assembly (2) upper end and vehicle frame are fixedly connected is the main pin axis of vehicle.
2. a kind of suspension angle assembly of hub motor driven electric vehicle as described in claim 1, it is characterised in that：Described
Shock absorber support assembly (2) one end is connected with vehicle frame by bolt, and the other end is bolted with connecting bracket.
3. a kind of suspension angle assembly of hub motor driven electric vehicle as described in claim 1, it is characterised in that：Described
Knuckle (4) upper end is fixed by bolt and connecting bracket (3), and knuckle (4) upper end is connected with connecting bracket, two points of lower end
It is not connected with preceding lower swing arm, rear lower swing arm, the hole (10) of side is connected with track rod.
4. a kind of suspension angle assembly of hub motor driven electric vehicle as described in claim 1, it is characterised in that：Described
Stabilizer bar assembly (7) one end is bolted on the boss (11) of preceding lower swing arm (5), and the other end is installed by bolt
On vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811105377.8A CN108909388A (en) | 2018-09-21 | 2018-09-21 | A kind of suspension angle assembly of hub motor driven electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811105377.8A CN108909388A (en) | 2018-09-21 | 2018-09-21 | A kind of suspension angle assembly of hub motor driven electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108909388A true CN108909388A (en) | 2018-11-30 |
Family
ID=64408488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811105377.8A Pending CN108909388A (en) | 2018-09-21 | 2018-09-21 | A kind of suspension angle assembly of hub motor driven electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108909388A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001381A (en) * | 2019-04-16 | 2019-07-12 | 智导灵(苏州)智能科技有限公司 | A kind of new-energy automobile wheel side separated type drive assembly |
| CN110525152A (en) * | 2019-10-18 | 2019-12-03 | 吉林大学 | A kind of distributed-driving electric automobile wheel side integrated system |
| CN110525512A (en) * | 2019-09-25 | 2019-12-03 | 吉林大学 | A kind of steering-by-wire mechanism and its control method based on McPherson suspension |
| CN110588327A (en) * | 2019-09-30 | 2019-12-20 | 宁波大桔科技有限公司 | In-wheel motor and suspension using same |
| CN110861459A (en) * | 2019-11-12 | 2020-03-06 | 艾德斯汽车电机无锡有限公司 | Suspension structure for distributed driving |
| CN116238276A (en) * | 2023-03-15 | 2023-06-09 | 艾德斯汽车电机无锡有限公司 | Swing arm assembly arrangement structure of automobile with hub motor |
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| WO2014026808A1 (en) * | 2012-08-13 | 2014-02-20 | Zf Friedrichshafen Ag | Independent suspension |
| CN204222568U (en) * | 2014-11-03 | 2015-03-25 | 吉林大学 | A kind of single oil cylinder suspension of In-wheel motor driving battery-driven car |
| CN106671715A (en) * | 2016-12-27 | 2017-05-17 | 广州汽车集团股份有限公司 | Automobile and Macpherson suspension |
| CN106696621A (en) * | 2017-01-23 | 2017-05-24 | 浙江吉利新能源商用车有限公司 | Macphersan independent suspension assembly |
| US20180147902A1 (en) * | 2016-11-29 | 2018-05-31 | Zhejiang CFMOTO Power Co., Ltd. | Rear Swing Arm Suspension |
| CN208962805U (en) * | 2018-09-21 | 2019-06-11 | 吉林大学 | A kind of suspension angle assembly of hub motor driven electric vehicle |
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- 2018-09-21 CN CN201811105377.8A patent/CN108909388A/en active Pending
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| CN201254064Y (en) * | 2008-08-06 | 2009-06-10 | 安徽江淮汽车股份有限公司 | Economy type passenger car two driving rear suspension fork |
| WO2014026808A1 (en) * | 2012-08-13 | 2014-02-20 | Zf Friedrichshafen Ag | Independent suspension |
| CN204222568U (en) * | 2014-11-03 | 2015-03-25 | 吉林大学 | A kind of single oil cylinder suspension of In-wheel motor driving battery-driven car |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001381A (en) * | 2019-04-16 | 2019-07-12 | 智导灵(苏州)智能科技有限公司 | A kind of new-energy automobile wheel side separated type drive assembly |
| CN110525512A (en) * | 2019-09-25 | 2019-12-03 | 吉林大学 | A kind of steering-by-wire mechanism and its control method based on McPherson suspension |
| CN110525512B (en) * | 2019-09-25 | 2020-07-31 | 吉林大学 | Drive-by-wire steering mechanism based on Macpherson suspension and control method thereof |
| CN110588327A (en) * | 2019-09-30 | 2019-12-20 | 宁波大桔科技有限公司 | In-wheel motor and suspension using same |
| CN110588327B (en) * | 2019-09-30 | 2021-11-26 | 东风专用零部件有限公司 | In-wheel motor and suspension using same |
| CN110525152A (en) * | 2019-10-18 | 2019-12-03 | 吉林大学 | A kind of distributed-driving electric automobile wheel side integrated system |
| CN110861459A (en) * | 2019-11-12 | 2020-03-06 | 艾德斯汽车电机无锡有限公司 | Suspension structure for distributed driving |
| CN110861459B (en) * | 2019-11-12 | 2024-06-04 | 艾德斯汽车电机无锡有限公司 | Suspension structure for distributed driving |
| CN116238276A (en) * | 2023-03-15 | 2023-06-09 | 艾德斯汽车电机无锡有限公司 | Swing arm assembly arrangement structure of automobile with hub motor |
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