CN207808966U - A kind of Active suspension device - Google Patents
A kind of Active suspension device Download PDFInfo
- Publication number
- CN207808966U CN207808966U CN201820096858.6U CN201820096858U CN207808966U CN 207808966 U CN207808966 U CN 207808966U CN 201820096858 U CN201820096858 U CN 201820096858U CN 207808966 U CN207808966 U CN 207808966U
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- Prior art keywords
- vehicle bridge
- wing plate
- angle
- front wing
- empennage
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Abstract
The utility model is related to a kind of Active suspension devices, the device includes two front wing panels, two empennages and four vehicle bridge wing plates, each front wing panel is set to the lower end of Vehicular body front by a front wing panel angle of attack regulating mechanism respectively, two front wing panels are symmetrical arranged with car body central axes, each empennage is set to by an empennage angle of attack regulating mechanism on rear vehicle respectively, two empennages are symmetrical arranged with car body central axes, and each vehicle bridge wing plate is set on the lower swing arm of a wheel respectively by a vehicle bridge wing plate angle of attack regulating mechanism.Compared with prior art, the active force of the forcer of the utility model Active suspension is not necessarily equal in magnitude, and not necessarily direction is on the contrary, its regulative mode is more flexible, have many advantages, such as it is simple in structure, greatly improve vehicle safety.
Description
Technical field
The utility model is related to automotive fields, more particularly, to a kind of Active suspension device.
Background technology
Suspension is the important component of automobile, it is vehicle frame（Or monocoque body）With vehicle bridge（Or wheel）Between all
The general name of load transfer device, major function are vertical reactions road surface acted on wheel（Support force）, longitudinal counter-force（Driving
Power and brake force）The torque formed with lateral reaction and these counter-forces is transmitted to vehicle frame（Or monocoque body）On, buffering is come
The shock loading transmitted from uneven ground to car body, body oscillating caused by various dynamic loadings of decaying.Traveling of the suspension to automobile
A variety of performances such as ride comfort, riding comfort and control stability all have a significant impact.
It is different by the operation principle of suspension, it is divided into three kinds of passive suspension, semi-active suspension and Active suspension.Currently, automobile
On generally use passive suspension.But with the raising of car speed, increasingly higher demands are proposed to the performance of automotive suspension.
Since the structure and major parameter of passive suspension cannot be automatically adjusted with automobile driving speed and pavement conditions, if suspension is rigid
Degree is big, then road bump sense is apparent, and comfort declines；Suspension rate is small, then control stability is deteriorated.However, Active suspension system
System can according to Parameters variations such as motion state of automobile, pavement behavior and load, rigidity to suspension and damp into Mobile state from
It adapts to adjust, suspension system is made to be in optimum Working always.Therefore, Active suspension rapidly develops in recent years.
Active suspension is in passive suspension system（Elastic element, damper, guider）In add one and controllable make
Device firmly is usually made of executing agency, detecting system, control system and four part of energy resource system.General power occurs
Device or torque generator are hydraulic cylinder, cylinder, servomotor and solenoid valve etc..Active suspension system mainly has actively at present
Hydro pneumatic suspension, active air suspension and active hydraulic suspension three types.
These three Active suspensions have the following disadvantages：
One, structure and control are complicated；
Two, hardware requirement is high, energy consumption is big and of high cost；
Three, increase complete vehicle quality and cost；
Four, the active force of the forcer of traditional Active suspension must be that direction equal in magnitude is opposite.
Utility model content
The purpose of this utility model is exactly to provide a kind of Active suspension to overcome the problems of the above-mentioned prior art
The active force of device, the forcer of the Active suspension is not necessarily equal in magnitude, not necessarily direction on the contrary, its regulative mode more
Flexibly, have many advantages, such as it is simple in structure, greatly improve vehicle safety.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of Active suspension device, including two front wing panels, two empennages and four vehicle bridge wing plates, each front wing panel difference
The lower end of Vehicular body front is set to by a front wing panel angle of attack regulating mechanism, two front wing panels are symmetrical arranged with car body central axes, often
A empennage is set to by an empennage angle of attack regulating mechanism on rear vehicle respectively, and two empennages are symmetrical arranged with car body central axes,
Each vehicle bridge wing plate is set on the lower swing arm of a wheel respectively by a vehicle bridge wing plate angle of attack regulating mechanism；
The empennage angle of attack regulating mechanism includes two auxiliary support bars, the first electric pushrod, the second electric pushrod and base
Seat, the pedestal are horizontally set on rear vehicle, and one end of each auxiliary support bar is hinged with the front side edge of pedestal, each
The other end of auxiliary support bar is hinged with the front side edge of empennage, and two auxiliary support bars are arranged in parallel, and described first electronic pushes away
The fixing end of bar and the middle part of pedestal are hinged, and the telescopic end of the first electric pushrod and the back side edge of empennage are hinged, second electricity
The fixing end of dynamic push rod and the back side edge of pedestal are hinged, the shaft hinge of the telescopic end of the second electric pushrod and the first electric pushrod
It connects.
The front wing panel angle of attack regulating mechanism includes front wing panel shaft, front wing panel gear set and front wing panel servo motor, institute
It is hinged by the lower end of front wing panel shaft and Vehicular body front to state front wing panel, the front wing panel turns the tip of the axis and passes through front wing plate gear
Group is connect with front wing panel servo motor, and the front wing panel servo motor is set to the lower end of Vehicular body front.
The vehicle bridge wing plate angle of attack regulating mechanism includes vehicle bridge wing plate shaft, vehicle bridge wing plate gear set and vehicle bridge wing plate servo
Motor, the vehicle bridge wing plate is hinged by the lower swing arm of vehicle bridge wing plate shaft and wheel, and it is logical that the vehicle bridge wing plate turns the tip of the axis
It crosses vehicle bridge wing plate gear set to connect with vehicle bridge wing plate servo motor, the vehicle bridge wing plate servo motor is set to the lower swing arm of wheel
On.
Further include controller, the controller is separately connected front wing panel angle of attack regulating mechanism, empennage angle of attack regulating mechanism,
One electric pushrod and the second electric pushrod.
The front wing panel, empennage and vehicle bridge wing plate are in fusiformis along the longitudinal section of vehicle body longitudinal direction.
The angle of attack adjustable range of the front wing panel, empennage and vehicle bridge wing plate is 0 ~ 90 degree.
Compared with prior art, the utility model has the following advantages：
1, the active force of the forcer of the Active suspension in the utility model is not necessarily equal in magnitude, not necessarily direction phase
Instead, regulative mode is more flexible；
2, the utility model wing centre section harden structure is simple, and executing agency is simple, and hardware requirement is relatively low, does not need bulky liquid
Press control loop；
3, wing plate is in off position when low speed in the utility model, reduces wing plate resistance, to reduce energy consumption, improves
Vehicle acceleration capacity, and the vibration of road roughness is transmitted to vehicle body and driving by the decaying of shock-absorbing spring and damper
The vibration of member, in reasonable range；When high speed, wing plate is in running order, and controller adjusts the angle of attack by each regulating mechanism
Size, make suspension work in optimum state, and then ride of vehicle, riding comfort and control stability are located
In optimum Working；
4, the utility model is all made of servo motor as actuator, is compared to hydraulic system, servo motor have and
Shi Xing（Response time is short）, comfort, high stable and control accuracy the advantages that；
5, when automobile brake, eight wing plate angles of attack can reach 90 degree, and the coefficient of air resistance of wing plate reaches maximum value, carries
For additional brake force, braking distance is reduced, vehicle safety is helped to improve.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is that the empennage of the utility model rises the front view for having certain angle of attack with front wing panel；
Fig. 3 is that the empennage of the utility model does not rise the front view for having certain angle of attack with front wing panel；
Fig. 4 is the structural schematic diagram when empennage of the utility model does not rise；
Fig. 5 is the structural schematic diagram when empennage of the utility model rises；
Fig. 6 is the partial enlarged view of the structure of the front wing panel of the utility model；
Fig. 7 is the partial enlarged view of the front wing panel angle of attack regulating mechanism of the utility model；
Fig. 8 is the schematic diagram of the vehicle bridge wing plate installation site of the utility model；
Fig. 9 be the utility model is related to suspension system mechanism model figure；
Figure 10 is the mechanism model figure of traditional active suspension system；
Figure 11 is controller connection diagram in the utility model.
In figure, 1, car body, 2, front wing panel, 3, empennage, 4, auxiliary support bar, the 5, first electric pushrod, 6, second electronic pushes away
Bar, 7, pedestal, 8, front wing panel servo motor, 9, front wing panel gear set, 10, front wing panel shaft, 11, upper swing arm, 12, vibration damping bullet
Spring, 13, damper, 14, lower swing arm, 15, vehicle bridge wing plate, 16, wheel, 17, controller, 18, vehicle bridge wing plate servo motor, 19,
Vehicle bridge wing plate gear set, 20, vehicle bridge wing plate shaft, 21, knuckle.
Specific implementation mode
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, gives detailed embodiment and specific operating process, but the guarantor of the utility model
Shield range is not limited to following embodiments.
As Figure 1-Figure 8, a kind of Active suspension device includes two front wing panels, 2, two empennages 3 and four vehicle bridge wing plates
15, each front wing panel 2 is set to the lower end of 1 front of car body, two front wing panels 2 by a front wing panel angle of attack regulating mechanism respectively
It is symmetrical arranged with 1 central axes of car body, after each empennage 3 is set to car body 1 by an empennage angle of attack regulating mechanism respectively
In portion（Such as：On the boot of tail portion）, two empennages 3 are arranged symmetrically with 1 central axes of car body, and each vehicle bridge wing plate 15 is distinguished
It is set to by a vehicle bridge wing plate angle of attack regulating mechanism on the lower swing arm 14 of a wheel 16.For each wheel 16, spring is acted on
The amount of force of mounted mass and nonspring carried mass is not necessarily equal, and direction is not necessarily opposite, wherein it is directed to front vehicle wheel, according to
Speed adjusts the active force that front wing panel 2 acts on spring carried mass on the front vehicle wheel of the same side by front wing panel angle of attack regulating mechanism, together
When the effect that vehicle bridge wing plate 15 acts on nonspring carried mass on the front vehicle wheel of the same side adjusted by vehicle bridge wing plate angle of attack regulating mechanism
Power adjusts empennage 3 by empennage angle of attack regulating mechanism according to speed and acts on spring charge material on the rear wheel of the same side for rear wheel
The active force of amount, while vehicle bridge wing plate 15 is adjusted by vehicle bridge wing plate angle of attack regulating mechanism and acts on non-spring on the rear wheel of the same side
The active force of mounted mass.
Front wing panel angle of attack regulating mechanism includes front wing panel shaft 10, front wing panel gear set 9 and front wing panel servo motor 8, preceding
Wing plate 2 is hinged by the lower end of front wing panel shaft 10 and 1 front of car body, and the end of front wing panel shaft 10 passes through front wing panel gear set
9 connect with front wing panel servo motor 8, and front wing panel servo motor 8 is set to the lower end of 1 front of car body, and front wing panel shaft 10 can be used
Bolt.
Empennage angle of attack regulating mechanism includes two auxiliary support bars 4, the first electric pushrod 5, the second electric pushrod 6 and pedestal
7, pedestal 7 is horizontally set on 1 rear portion of car body, and one end of each auxiliary support bar 4 is hinged with the front side edge of pedestal 7, each
The other end of auxiliary support bar 4 is hinged with the front side edge of empennage 3, and two auxiliary support bars 4 are arranged in parallel, the first electric pushrod
5 fixing end is hinged with the middle part of pedestal 7, and the telescopic end of the first electric pushrod 5 is hinged with the back side edge of empennage 3, and second is electronic
The fixing end of push rod 6 is hinged with the back side edge of pedestal 7, the shaft hinge of the telescopic end of the second electric pushrod 6 and the first electric pushrod 5
It connects.
Vehicle bridge wing plate angle of attack regulating mechanism includes vehicle bridge wing plate shaft 20, vehicle bridge wing plate gear set 19 and vehicle bridge wing plate servo
Motor 18, vehicle bridge wing plate 15 is hinged by the lower swing arm 14 of vehicle bridge wing plate shaft 20 and wheel 16, the end of vehicle bridge wing plate shaft 20
End is connect by vehicle bridge wing plate gear set 19 with vehicle bridge wing plate servo motor 18, and vehicle bridge wing plate servo motor 18 is set to wheel 16
On lower swing arm 14, bolt can be used in vehicle bridge wing plate shaft 20, and upper swing arm 11 and lower swing arm 14 connect wheel by knuckle 21
16 mandrels, and upper swing arm 11 and lower swing arm 14 are setting up and down, lower swing arm 14 is equipped with the damper 13 with shock-absorbing spring 12.
As shown in figure 11, which further includes controller 17, and controller 17 is separately connected front wing panel angle of attack tune
Save the front wing panel servo motor 8 of mechanism, the first electric pushrod 5 of empennage angle of attack regulating mechanism, the second electric pushrod 6 and the vehicle bridge wing
The vehicle bridge wing plate servo motor 18 of plate angle of attack regulating mechanism.It is stretched by what bar in the first electric pushrod 5, the second electric pushrod 6 was grown
Long or shortening, can individually control the angle of attack of each empennage 3.By front wing panel servo motor 8 can individually control it is each before
The angle of attack of wing plate 2.The angle of attack of vehicle bridge wing plate 15 can be controlled by vehicle bridge wing plate servo motor 18.
Figure 10 is the mechanism model figure of traditional active suspension system, in figureIndicate spring carried mass,Indicate that non-spring carries
Quality,Indicate the stiffness coefficient of suspension,Indicate the damped coefficient of suspension,Indicate that the stiffness coefficient of tire, F indicate power
The active force of generator,Indicate that vehicle body vertically moves displacement,Indicate analysis of wheel vertical moving displacement,Indicate road excitation.
And Fig. 9 be the utility model is related to suspension system mechanism model figure,Indicate that front wing panel or empennage act on corresponding wheel
The active force of upper spring carried mass,Indicate that vehicle bridge wing plate acts on the active force of nonspring carried mass on corresponding wheel, with Figure 10's
Main difference is that the generator of active force is different, the utility model adjusts the spring carried mass of vehicle using eight wing plates and non-spring carries
Quality.Fig. 1 to Fig. 8 describes the installation site and type of drive of eight wing plates in detail.For each wheel 16, effect
Not necessarily equal in the amount of force of spring carried mass and nonspring carried mass, direction is not necessarily opposite.
The utility model proposes novel Active suspension be divided to two kinds of working conditions, i.e. tick-over state and high speed operation shape
State.In the present embodiment, tick-over state, i.e., when speed is less than 80km/h, two empennages 3 are in non-raised configuration, and two
A front wing panel 2 is also at the state for providing minimum negative lift, and four vehicle bridge wing plates 15 are also at the state for providing minimum negative lift.
It reduces wing plate and generates additional resistance, the acceleration capacity for reducing engine energy consumption, improving vehicle.When speed is relatively low, Uneven road
Degree is smaller to the impact of tire, and by the buffering of shock-absorbing spring 12 and damper 13, passes to shaking for vehicle body and driver
It is dynamic smaller, driver will not be made to generate uncomfortable feeling.
High speed operation state, i.e., when speed is higher than 80km/h, eight wing plates designed in the utility model are in work
State, controller 17 are adjusted the angle of attack of eight wing plates according to vehicle-state based on Youn control laws, make automobile in real time in real time
Ride performance, riding comfort and control stability are in optimum Working, i.e. vehicle ride comfort is in best shape
State, riding comfort reach best, and control stability reaches best.
When emergency braking, the angle of attack of eight wing plates is 90 degree, acts on air drag on wing plate and reaches maximum value, is risen
To the effect of auxiliary braking, braking distance is reduced, the driving safety of vehicle is improved.
Claims (6)
1. a kind of Active suspension device, which is characterized in that including two front wing panels, two empennages and four vehicle bridge wing plates, each
Front wing panel is set to the lower end of Vehicular body front by a front wing panel angle of attack regulating mechanism respectively, and two front wing panels are with car body central axes pair
Setting, each empennage is claimed to be set on rear vehicle by an empennage angle of attack regulating mechanism respectively, two empennages are with car body central axes
It is symmetrical arranged, each vehicle bridge wing plate is set on the lower swing arm of a wheel respectively by a vehicle bridge wing plate angle of attack regulating mechanism；
The empennage angle of attack regulating mechanism includes two auxiliary support bars, the first electric pushrod, the second electric pushrod and pedestal, institute
It states pedestal to be horizontally set on rear vehicle, one end of each auxiliary support bar is hinged with the front side edge of pedestal, each to assist
The other end of supporting rod is hinged with the front side edge of empennage, and two auxiliary support bars are arranged in parallel, first electric pushrod
The middle part of fixing end and pedestal is hinged, and the telescopic end of the first electric pushrod and the back side edge of empennage are hinged, and described second electronic pushes away
The fixing end of bar and the back side edge of pedestal are hinged, and the shaft of the telescopic end of the second electric pushrod and the first electric pushrod is hinged.
2. a kind of Active suspension device according to claim 1, which is characterized in that the front wing panel angle of attack regulating mechanism packet
Front wing panel shaft, front wing panel gear set and front wing panel servo motor are included, the front wing panel passes through front wing panel shaft and Vehicular body front
Lower end it is hinged, the front wing panel turns the tip of the axis and is connect with front wing panel servo motor by front wing panel gear set, the front wing
Plate servo motor is set to the lower end of Vehicular body front.
3. a kind of Active suspension device according to claim 1, which is characterized in that the vehicle bridge wing plate angle of attack regulating mechanism
Including vehicle bridge wing plate shaft, vehicle bridge wing plate gear set and vehicle bridge wing plate servo motor, the vehicle bridge wing plate is turned by vehicle bridge wing plate
The lower swing arm of axis and wheel is hinged, and the vehicle bridge wing plate turns the tip of the axis and passes through vehicle bridge wing plate gear set and vehicle bridge wing plate servo electricity
Machine connects, and the vehicle bridge wing plate servo motor is set on the lower swing arm of wheel.
4. a kind of Active suspension device according to claim 1, which is characterized in that further include controller, the controller
It is separately connected front wing panel angle of attack regulating mechanism, empennage angle of attack regulating mechanism, the first electric pushrod and the second electric pushrod.
5. a kind of Active suspension device according to claim 1, which is characterized in that the front wing panel, empennage and the vehicle bridge wing
Plate is in fusiformis along the longitudinal section of vehicle body longitudinal direction.
6. a kind of Active suspension device according to claim 1, which is characterized in that the front wing panel, empennage and the vehicle bridge wing
The angle of attack adjustable range of plate is 0 ~ 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820096858.6U CN207808966U (en) | 2018-01-22 | 2018-01-22 | A kind of Active suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820096858.6U CN207808966U (en) | 2018-01-22 | 2018-01-22 | A kind of Active suspension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207808966U true CN207808966U (en) | 2018-09-04 |
Family
ID=63323915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820096858.6U Expired - Fee Related CN207808966U (en) | 2018-01-22 | 2018-01-22 | A kind of Active suspension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207808966U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110949550A (en) * | 2019-12-11 | 2020-04-03 | 广州小鹏汽车科技有限公司 | Tail wing control method and controller for vehicle, vehicle and storage medium |
| CN111301540A (en) * | 2020-03-27 | 2020-06-19 | 东风汽车集团有限公司 | Follow-up automobile tail wing adaptive to overall automobile posture and automobile |
| CN112896342A (en) * | 2019-12-03 | 2021-06-04 | 芜湖瑞泰汽车零部件有限公司 | Sports utility car is with folding and unfolding formula fin that has supplementary flank |
-
2018
- 2018-01-22 CN CN201820096858.6U patent/CN207808966U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112896342A (en) * | 2019-12-03 | 2021-06-04 | 芜湖瑞泰汽车零部件有限公司 | Sports utility car is with folding and unfolding formula fin that has supplementary flank |
| CN112896342B (en) * | 2019-12-03 | 2022-08-09 | 芜湖瑞泰汽车零部件有限公司 | Sports utility car is with folding and unfolding formula fin that has supplementary flank |
| CN110949550A (en) * | 2019-12-11 | 2020-04-03 | 广州小鹏汽车科技有限公司 | Tail wing control method and controller for vehicle, vehicle and storage medium |
| CN111301540A (en) * | 2020-03-27 | 2020-06-19 | 东风汽车集团有限公司 | Follow-up automobile tail wing adaptive to overall automobile posture and automobile |
| CN111301540B (en) * | 2020-03-27 | 2021-04-20 | 东风汽车集团有限公司 | Follow-up automobile tail wing adaptive to overall automobile posture and automobile |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180904 Termination date: 20210122 |