CN108297930A - A kind of steering and suspension system - Google Patents
A kind of steering and suspension system Download PDFInfo
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- CN108297930A CN108297930A CN201710027984.6A CN201710027984A CN108297930A CN 108297930 A CN108297930 A CN 108297930A CN 201710027984 A CN201710027984 A CN 201710027984A CN 108297930 A CN108297930 A CN 108297930A
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- steering
- turning machine
- axis
- wheel
- wheel support
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- 239000000725 suspension Substances 0.000 title claims abstract description 86
- KJLPSBMDOIVXSN-UHFFFAOYSA-N 4-[4-[2-[4-(3,4-dicarboxyphenoxy)phenyl]propan-2-yl]phenoxy]phthalic acid Chemical compound C=1C=C(OC=2C=C(C(C(O)=O)=CC=2)C(O)=O)C=CC=1C(C)(C)C(C=C1)=CC=C1OC1=CC=C(C(O)=O)C(C(O)=O)=C1 KJLPSBMDOIVXSN-UHFFFAOYSA-N 0.000 claims description 19
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 230000001788 irregular Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241001416181 Axis axis Species 0.000 description 1
- 206010036590 Premature baby Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
- B62D5/0421—Electric motor acting on or near steering gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/14—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
- B62D5/0418—Electric motor acting on road wheel carriers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/20—Links, e.g. track rods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D9/00—Steering deflectable wheels not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/10—Independent suspensions
- B60G2200/14—Independent suspensions with lateral arms
-
- 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
- B60G2204/12—Mounting of springs or dampers
- B60G2204/124—Mounting of coil springs
- B60G2204/1244—Mounting of coil springs on a suspension arm
-
- 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
- B60G2204/14—Mounting of suspension arms
- B60G2204/148—Mounting of suspension arms on the unsprung part of the vehicle, e.g. wheel knuckle or rigid axle
-
- 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
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/43—Fittings, brackets or knuckles
- B60G2204/4302—Fittings, brackets or knuckles for fixing suspension arm on the vehicle body or chassis
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Vehicle Body Suspensions (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The invention discloses a kind of steering and suspension systems, including：Spring strut, Wheel support, turning machine, wheel side turning machine, wherein, the upper fulcrum of spring strut and the line at the lower center for being oriented to flexural pivot form the first main pin axis, second main pin axis is formed by upper director element and lower guiding flexural pivot, or with the axis pin axis that is overlapped with the first main pin axis for the second main pin axis, turning machine is rotated for driving spring pillar around the first main pin axis, and wheel side turning machine is for driving Wheel support to be rotated around the second main pin axis.Steering using the present invention and suspension system, vehicle drives wheel steering by turning machine when driving, and wheel steering is driven by taking turns side turning machine when parking, under conditions of significant decrease requires steering control system, it ensure that the steering behaviour of vehicle when driving, also simplify the process of parking.In addition, also present invention steering and suspension system can be simplified, and for realizing the non-steering rear axle of automobile by cancelling turning machine.
Description
Technical field
The present invention relates to automotive fields, and in particular to a kind of steering and suspension system, especially a kind of automobile chassis
Steering and suspension system.
Background technology
The wheel turning angle of conventional vehicle is generally in the range of ± 35 °, and can then the reaching of part purpose-built vehicle ±
45°.Obviously, wheel steering locking angle is bigger, and vehicle minimum turning radius is smaller, and low speed steering behaviour (also includes parking property
Can) better.In the prior art, the deflecting roller of 4WD/4WS (i.e. four motorized wheels/four-wheel independent steering) vehicle inwardly or
The steering locking angle in outside can reach 90 °, realizes the functions such as steering, fixed point steering and cross running in situ, substantially increases
Vehicle mobility, the performance of parking especially in small space, significantly simplifies the process of parking.
In the prior art, the Four wheel independent steering system based on steering-by-wire technology has the disadvantages that：Steering-by-wire skill
Art and prematurity, reliability is also to be verified, and the degree that can trust the large-scale promotion application on vehicle has not yet been reached；Line
Steering technique is controlled other than obvious high reliability request, the kinematics and dynamics of left and right sides wheel are coordinated control and also required
It is high, and this is what normal vehicle operation must assure that, and low speed turns to very short one in only vehicle use
A process, in order to realize that higher but not common low speed steering behaviour significantly improves the technology hardly possible of steering
Degree, although published technical solution shows spectacular special performance, the height of its technical difficulty is also notable
, therefore, it is difficult to actual use is put within recent or following one period.
Invention content
In order to overcome the disadvantages of the prior art mentioned above, the purpose of the present invention is to provide a kind of steering and suspension system,
Under conditions of significant decrease requires steering control system, it ensure that the steering behaviour of vehicle when driving, also simplify and park
Process.
In order to realize that the above technical purpose, the present invention take following technical scheme：
A kind of steering and suspension system, including：Spring strut, axis pin, lower guiding flexural pivot, transversal swinging arm, Wheel support, first
Knuckle arm, track rod, turning machine, wheel side turning machine；Wherein,
The lower end of the upper end Joint of the lower end of the spring strut and the axis pin, the axis pin passes through the lower guiding
Flexural pivot is connected with the transversal swinging arm；The upper fulcrum of the spring strut and the line at the lower center for being oriented to flexural pivot form the
One main pin axis；The axis pin axis of the axis pin is the second main pin axis, second main pin axis and first main pin
Line overlaps；
The Wheel support is supported on the axis pin, and the Wheel support is rotatable relative to the axis pin；
First knuckle arm is fixed on the axis pin or the spring strut, and passes through the track rod
It is connected with the turning machine；The turning machine is installed on vehicle body, for driving the spring strut around first stub
Axis rotates；
Wheel side turning machine, is installed on the axis pin or the spring strut, for drive the Wheel support around
The second main pin axis rotation.
Steering according to the present invention and suspension system, the turning machine have straight pattern and steering pattern；The wheel side
Turning machine has lockdown mode and steering pattern；When being turned in vehicle traveling, wheel side turning machine is operated in lockdown mode, institute
It states turning machine and is operated in steering pattern, the turning machine drives the spring strut and the Wheel support around first stub
Axis rotates；When vehicle parking, the turning machine is operated in straight pattern, and wheel side turning machine is operated in steering pattern, institute
Stating wheel side turning machine drives the Wheel support to be rotated around second main pin axis (i.e. axis pin axis).
Steering according to the present invention and suspension system, wheel side turning machine are operated in lockdown mode, the turning machine work
Make in steering pattern, it can be achieved that wheel steering angular region be at least ± 35 °；The turning machine is operated in straight pattern, described
Wheel side turning machine be operated in steering pattern, it can be achieved that wheel steering angular region be at least 0~90 °.
The shape of steering according to the present invention and suspension system, the transversal swinging arm is in " 7 " font, and lateral length is more than vehicle
Radius is taken turns, the kinetic characteristics for improving vehicle are conducive to.
Steering according to the present invention and suspension system, the turning machine can it is underlying or on set：The turning machine is underlying, institute
State the lower end that the first knuckle arm is fixed in the axis pin；Alternatively, being set in the turning machine, first knuckle arm is fixed in
The centre position of the spring strut.
Steering according to the present invention and suspension system, the turning machine can be the gear rack type steering engine with power steering
Or the circular ball type steering with power steering.Hydraulic booster, electro-hydraulic power-assisted may be used in the power steering of the turning machine
Or electric boosted mode is realized, to overcome the increased steering resisting moment of institute when being provided with in-wheel motor in wheel.
Steering according to the present invention and suspension system, the Wheel support are equipped with pin hole, the pin hole and the axis pin
Between be equipped with spring bearing, the axis of the spring bearing is overlapped with second main pin axis (i.e. axis pin axis), to protect
The Wheel support is demonstrate,proved can more easily to rotate on the axis pin.
Steering according to the present invention and suspension system, wheel side turning machine includes steering motor, retarder, first connecting rod
And second connecting rod, the output end of the retarder are connected with the first connecting rod, the first connecting rod and the second connecting rod
It is hinged；The second knuckle arm is additionally provided on the Wheel support, second knuckle arm is hinged with the second connecting rod；Institute
Steering motor is stated to pass through described in the driving of the retarder, the first connecting rod, the second connecting rod and second knuckle arm
Wheel support is rotated around second main pin axis (i.e. axis pin axis).
Steering according to the present invention and suspension system, the retarder have self-locking function.
Certainly, if the automobile of construction front-wheel steer, above-mentioned steering and suspension system are after suitably simplifying
It can be used for the non-steering rear axle of automobile.As long as cancelling turning machine, track rod is connected on vehicle body, you can after simplification
Steering and suspension system for realizing automobile non-steering rear axle.It is specific as follows：
Another kind turns to and suspension system, including：Spring strut, axis pin, lower guiding flexural pivot, transversal swinging arm, Wheel support,
One knuckle arm, track rod, wheel side turning machine；Wherein,
The lower end of the upper end Joint of the lower end of the spring strut and the axis pin, the axis pin passes through the lower guiding
Flexural pivot is connected with the transversal swinging arm；The upper fulcrum of the spring strut and the line at the lower center for being oriented to flexural pivot are formed
First main pin axis；The axis pin axis of the axis pin is the second main pin axis, second main pin axis and first stub
Axis overlaps；
The Wheel support is supported on the axis pin, and the Wheel support is rotatable relative to the axis pin；
First knuckle arm is fixed on the axis pin or the spring strut, and passes through the track rod
It is connected with vehicle body；
Wheel side turning machine, is installed on the axis pin or the spring strut, for drive the Wheel support around
The second main pin axis rotation.
The shape of steering according to the present invention and suspension system, the transversal swinging arm is in " 7 " font, and lateral length is more than vehicle
Radius is taken turns, the kinetic characteristics for improving vehicle are conducive to.
Steering according to the present invention and suspension system, the Wheel support are equipped with pin hole, the pin hole and the axis pin
Between be equipped with spring bearing, the axis of the spring bearing is overlapped with second main pin axis (i.e. axis pin axis), to protect
The Wheel support is demonstrate,proved can more easily to rotate on the axis pin.
Steering according to the present invention and suspension system, wheel side turning machine includes steering motor, retarder, first connecting rod
And second connecting rod, the output end of the retarder are connected with the first connecting rod, the first connecting rod and the second connecting rod
It is hinged；The second knuckle arm is additionally provided on the Wheel support, second knuckle arm is hinged with the second connecting rod；Institute
Steering motor is stated to pass through described in the driving of the retarder, the first connecting rod, the second connecting rod and second knuckle arm
Wheel support is rotated around second main pin axis (i.e. axis pin axis).
Steering according to the present invention and suspension system, the retarder have self-locking function.
In addition, the present invention also provides another steering and suspension systems, including：Spring strut, upper director element, under lead
To flexural pivot, transversal swinging arm, Wheel support, the first knuckle arm, track rod, turning machine, wheel side turning machine；Wherein,
The lower end of the spring strut is connected by the upper director element with the upper end of the Wheel support, the vehicle
The lower end of wheel carrier bracker is connected by the lower guiding flexural pivot with the transversal swinging arm；The upper fulcrum of the spring strut with it is described under
The line for being oriented to the center of flexural pivot forms the first main pin axis；The upper director element forms the second master with the lower guiding flexural pivot
Pin axis；
First knuckle arm, is fixed on the spring strut, and passes through the track rod and the steering
Machine is connected；The turning machine is installed on vehicle body, for driving the spring strut to be rotated around first main pin axis；
Wheel side turning machine, is installed on the spring strut, for driving the Wheel support around second master
Pin axis rotates.
Steering according to the present invention and suspension system, the turning machine have straight pattern and steering pattern；The wheel side
Turning machine has lockdown mode and steering pattern；When being turned in vehicle traveling, wheel side turning machine is operated in lockdown mode, institute
It states turning machine and is operated in steering pattern, the turning machine drives the spring strut and the Wheel support around first stub
Axis rotates；When vehicle parking, the turning machine is operated in straight pattern, and wheel side turning machine is operated in steering pattern, institute
Stating wheel side turning machine drives the Wheel support to be rotated around second main pin axis.
Steering according to the present invention and suspension system, wheel side turning machine are operated in lockdown mode, the turning machine work
Make in steering pattern, it can be achieved that wheel steering angular region be at least ± 35 °；The turning machine is operated in straight pattern, described
Wheel side turning machine be operated in steering pattern, it can be achieved that wheel steering angular region be at least 0~90 °.
Steering according to the present invention and suspension system, second main pin axis is basically perpendicular to ground, when vehicle wheel rotation
It will not cause moving up and down for vehicle body, be conducive to provide good seating and feel.
Steering according to the present invention and suspension system, the upper director element can be to be oriented to flexural pivot or bearing.When described
When upper director element is using flexural pivot is oriented to, the line at the center for being oriented to flexural pivot and the lower center for being oriented to flexural pivot is just formed
Second main pin axis；When the upper director element uses bearing, the axis of the bearing passes through the lower ball
The center of hinge is formed second main pin axis.
The shape of steering according to the present invention and suspension system, the transversal swinging arm is in " 7 " font, and lateral length is more than vehicle
Radius is taken turns, the kinetic characteristics for improving vehicle are conducive to.
Steering according to the present invention and suspension system, the turning machine can it is underlying or on set：The turning machine is underlying, institute
State the lower end that the first knuckle arm is fixed in the spring strut；Alternatively, being set in the turning machine, first knuckle arm is solid
It is connected on the centre position of the spring strut.
Steering according to the present invention and suspension system, the turning machine can be the gear rack type steering engine with power steering
Or the circular ball type steering with power steering.Hydraulic booster, electro-hydraulic power-assisted may be used in the power steering of the turning machine
Or electric boosted mode is realized, to overcome the increased steering resisting moment of institute when being provided with in-wheel motor in wheel.
Steering according to the present invention and suspension system, the upper director element are bearing, and wheel side turning machine includes turning
To motor and retarder, the upper end of the Wheel support is supported on the bearing and is connected with the output end of the retarder
It connects, the steering motor drives the Wheel support to be rotated around second main pin axis by the retarder；Or
The upper director element be oriented to flexural pivot, wheel side turning machine include steering motor, retarder, first connecting rod and
Second connecting rod, the output end of the retarder are connected with the first connecting rod, and the first connecting rod is cut with scissors with the second connecting rod
It connects；The second knuckle arm is additionally provided on the Wheel support, second knuckle arm is hinged with the second connecting rod, described
Steering motor drives the vehicle by the retarder, the first connecting rod, the second connecting rod and second knuckle arm
Wheel carrier bracker is rotated around second main pin axis.
Steering according to the present invention and suspension system, the retarder have self-locking function.
Certainly, if the automobile of construction front-wheel steer, above-mentioned steering and suspension system are after suitably simplifying
It can be used for the non-steering rear axle of automobile.As long as cancelling turning machine, track rod is connected on vehicle body, you can after simplification
Steering and suspension system for realizing automobile non-steering rear axle.It is specific as follows：
Another is turned to and suspension system, including：Spring strut, upper director element, lower guiding flexural pivot, transversal swinging arm, wheel
Bracket, the first knuckle arm, track rod, wheel side turning machine；Wherein,
The lower end of the spring strut is connected by the upper director element with the upper end of the Wheel support, the vehicle
The lower end of wheel carrier bracker is connected by the lower guiding flexural pivot with the transversal swinging arm；The upper fulcrum of the spring strut with it is described under
The line for being oriented to the center of flexural pivot forms the first main pin axis；The upper director element forms the second master with the lower guiding flexural pivot
Pin axis；
First knuckle arm, is fixed on the spring strut, and is connected with vehicle body by the track rod
It connects；
Wheel side turning machine, is installed on the spring strut, for driving the Wheel support around second master
Pin axis rotates.
Steering according to the present invention and suspension system, second main pin axis is basically perpendicular to ground, when vehicle wheel rotation
It will not cause moving up and down for vehicle body, be conducive to provide good seating and feel.
Steering according to the present invention and suspension system, the upper director element can be to be oriented to flexural pivot or bearing.When described
When upper director element is using flexural pivot is oriented to, the line at the center for being oriented to flexural pivot and the lower center for being oriented to flexural pivot is just formed
Second main pin axis；When the upper director element uses bearing, the axis of the bearing passes through the lower ball
The center of hinge is formed second main pin axis.
The shape of steering according to the present invention and suspension system, the transversal swinging arm is in " 7 " font, and lateral length is more than vehicle
Radius is taken turns, the kinetic characteristics for improving vehicle are conducive to.
Steering according to the present invention and suspension system, the upper director element are bearing, and wheel side turning machine includes turning
To motor and retarder, the upper end of the Wheel support is supported on the bearing and is connected with the output end of the retarder
It connects, the steering motor drives the Wheel support to be rotated around second main pin axis by the retarder；Or
The upper director element be oriented to flexural pivot, wheel side turning machine include steering motor, retarder, first connecting rod and
Second connecting rod, the output end of the retarder are connected with the first connecting rod, and the first connecting rod is cut with scissors with the second connecting rod
It connects；The second knuckle arm is additionally provided on the Wheel support, second knuckle arm is hinged with the second connecting rod, described
Steering motor drives the vehicle by the retarder, the first connecting rod, the second connecting rod and second knuckle arm
Wheel carrier bracker is rotated around second main pin axis.
Steering according to the present invention and suspension system, the retarder have self-locking function.
Compared with prior art, the present invention has technique effect beneficial below：
The steering and suspension system, vehicle of the present invention drives wheel steering by turning machine when driving, is turned by taking turns side when parking
Wheel steering is driven to machine, under conditions of significant decrease requires steering control system, ensure that the steering of vehicle when driving
Performance also simplifies the process of parking.
These and other objects, feature and the advantage of the present invention, by following detailed descriptions, drawings and claims obtain
To fully demonstrate, and can be achieved by means, device and the combination thereof specially pointed out in appended claims.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the steering and suspension system involved by the first specific embodiment of the invention；
Fig. 2 is the close-up schematic view of steering shown in FIG. 1 and suspension system；
Fig. 3 is the wheel steering angle schematic diagram of steering shown in FIG. 1 and suspension system in straight pattern；
Fig. 4 is the wheel steering angle schematic diagram of steering shown in FIG. 1 and suspension system in zero turn radius pattern；
Fig. 5 is the wheel steering angle schematic diagram of steering shown in FIG. 1 and suspension system when pinpointing steering pattern；
Fig. 6 is the wheel steering angle schematic diagram of steering shown in FIG. 1 and suspension system in lateral straight pattern；
Fig. 7 is the dimensional structure diagram of the steering and suspension system involved by the second specific embodiment of the invention；
Fig. 8 is the close-up schematic view of steering shown in Fig. 7 and suspension system.
(symbol description)
10 spring strut, 20 transversal swinging arm
21 times guiding 30 Wheel supports of flexural pivot
31 first knuckle arm, 32 second knuckle arm
40 axis pin, 50 spring bearing
61 turning machine of director element on 51
62 steering column, 63 steering wheel
64 track rods 70 take turns side turning machine
71 steering motor, 72 retarder
73 first connecting rod, 74 second connecting rod
KP1 the first main pin axis the second main pin axis of KP2
Specific implementation mode
In order to be more clearly understood that the present invention technology contents, below in conjunction with attached drawing to embodiments of the present invention into
Row is described in detail.It should be understood that be described below and attached drawing shown in the embodiment of the present invention be only used as citing for illustrating this hair
It is bright, rather than limiting the invention.
Embodiment 1
It please refers to Fig.1 shown in~6, in the first specific embodiment of the present invention, steering of the invention and suspension system packet
It includes：Spring strut 10, lower guiding flexural pivot 21, transversal swinging arm 20, Wheel support 30, the first knuckle arm 31, turns to horizontal drawing at axis pin 40
Bar 64, turning machine 61, wheel side turning machine 70；Wherein,
The lower end of the lower end of spring strut 10 and the upper end Joint of axis pin 40, axis pin 40 passes through lower guiding flexural pivot 21 and cross
Swing arm 20 is connected；The upper fulcrum of spring strut 10 and the line at the lower center for being oriented to flexural pivot 21 form the first main pin axis KP1；
The axis pin axis of axis pin 40 is the second main pin axis KP2, and the second main pin axis KP2 is overlapped with the first main pin axis KP1；
One end of first knuckle arm 31 is fixed on axis pin 40 or spring strut 10, the other end of the first knuckle arm 31
It is connected with turning machine 61 by track rod 64；Turning machine 61, is installed on vehicle body, for driving spring pillar 10 around the
One main pin axis KP1 rotations；
Side turning machine 70 is taken turns, is installed on axis pin 40 or spring strut 10, for driving Wheel support 30 around axis pin axis
(the second main pin axis KP2) is rotated；And Wheel support 30 is supported on axis pin 40, and Wheel support 30 can turn relative to axis pin 40
It is dynamic.
In above-mentioned steering and suspension system, turning machine 61 has straight pattern and steering pattern, takes turns side turning machine 70
With lockdown mode and steering pattern：When being turned in vehicle traveling, wheel side turning machine 70 is operated in lockdown mode, 61 work of turning machine
Make in steering pattern, 61 driving spring pillar 10 of turning machine and Wheel support 30 around the first main pin axis KP1 rotations；When parking,
Turning machine 61 is operated in straight pattern, and wheel side turning machine 70 is operated in steering pattern, and wheel side turning machine 70 drives Wheel support 30
It is rotated around axis pin axis (the second main pin axis KP2).
Wheel side turning machine 70 is operated in lockdown mode, turning machine 61 be operated in steering pattern, it can be achieved that wheel turning angle
Range is at least ± 35 °；Turning machine 61 is operated in straight pattern, wheel side turning machine 70 be operated in steering pattern, it can be achieved that vehicle
It rotates to angular region and is at least 0~90 °.
Herein, the straight pattern of turning machine 61 refers to when steering wheel 63 is in center position or zero-bit, and wheel can
To ensure that straight line travels, steering pattern refers to when steering wheel 63 is to the left or when turning right, and wheel can be according to normal
Rule wheel steering motor turns to the left or to the right like that.Wheel when the lockdown mode of turning machine 70 is finger wheel turning machine 70 by vehicle
Wheel carrier bracker 30 is locked at such position, and vehicle can be with straight-line travelling, steering pattern when steering wheel 63 is ajusted on the position
Refer to that steering wheel 63 is ajusted, spring strut 10 does not rotate, and wheel side turning machine 70 drives Wheel support 30 and wheel to be turned to.
That is, when turning in vehicle traveling, turning machine 61 drives wheel steering as conventional automobile steering system, can
The wheel steering angular region of realization and conventional steering system are achievable；And when parking, it only takes turns side turning machine 70 and drives
Wheel steering, it can be achieved that maximum wheel steering angle reach 90 ° needed for cross running, it is clear that center in situ can also be met and turned
To the demand turned to fixed point.Just, to be turned to interior for its front side of front-wheel, maximum in the front side bogie car of wheel
Steering angle is set to 90 ° of ﹢, and its front side of trailing wheel is turned to outside vehicle, and steering locking angle is set to 90 ° of ﹣.
Herein, it refers to that conventional vehicle may be implemented by turning machine 61 that wheel steering angular region, which is at least ± 35 °,
Wheel steering angular region, and ± 45 ° can then be reached for part purpose-built vehicle；0 ° and 90 ° is also not intended to absolutely
Accurate numerical value.Since automotive wheel is there are four wheel locating parameter, 0 ° means to contain prenex numerical value, and 90 °
Mean that the numerical value can be slightly larger than.Obviously, toe-in can also be adjusted flexibly, or taken turns by taking turns side turning machine 70
It even can be with on-line tuning toe-in during the traveling service life of tire.
The shape of transversal swinging arm 20 is in " 7 " font, and lateral length is more than radius of wheel.Reach to accommodate steering locking angle
90 ° of wheel, transversal swinging arm 20 must be closer to the setting of vehicle body longitudinal axis, this also means that the lateral length of transversal swinging arm 20 is longer,
Be conducive to improve the kinetic characteristics of vehicle.
The arrangement of turning machine 61 can be divided into according to the arrangement height of turning machine 61 and set and underlying two kinds.Turning machine
61 is underlying, and the first knuckle arm 31 is fixed in the lower end of axis pin 40 (as shown in Fig. 1~2)；It is set in turning machine 61, the first knuckle
Arm 31 is fixed in the centre position of spring strut 10.Wherein, when being set in turning machine 61, turning machine 61 passes through middleware and length
Longer both sides track rod 64 is connected.When being provided with in-wheel motor in wheel, the first knuckle arm 31 is removed into vehicle
Be conducive to arrange in-wheel motor in wheel.And when turning machine 61 is underlying, turning machine 61 is connected in its both sides with track rod 64
It connects, the length of track rod 64 is shorter.
Turning machine 61 can be the gear rack type steering engine with power steering or the ball-and-nut steering with power steering
Machine.As the input terminal of the turning machine of conventional vehicle, turning machine 61 is also connected by steering column 62 with steering wheel 63.Work as steering wheel
When 63 rotation, turning machine 61 works, and the spring strut 10 of the left and right sides is driven to rotate, to drive the wheel of the left and right sides to turn
To.Hydraulic booster, electro-hydraulic power-assisted or electric boosted mode may be used to realize in the power steering of turning machine 61, is worked as with overcoming
Institute's increased steering resisting moment when being provided with in-wheel motor in wheel.
Wheel support 30 is equipped with pin hole (not shown), and spring bearing 50 is equipped between pin hole and axis pin 40.Obviously,
The axis of spring bearing 50 is overlapped with axis pin axis (the second main pin axis KP2), ensures that Wheel support 30 can be on axis pin 40
More easily rotate.When wheel side turning machine 70 is operated in lockdown mode, Wheel support 30 exists with respect to 40 remains stationary of axis pin
Spring bearing 50 only serves intermal force to vehicle when driving；It is worked when taking turns side turning machine 70 when parking, Wheel support 30 and pin
Just there are relative rotation, spring bearing 50 to play supporting movement and intermal force between axis 40.The time park compared with running time
It almost can be ignored, therefore spring bearing 50 is mainly selected according to load-up condition, rotating speed requires substantially need not
Consider.Spring bearing 50 can be sliding bearing or rolling bearing, but be not limited thereto.
It takes turns side turning machine 70 and includes steering motor 71, retarder 72, first connecting rod 73 and second connecting rod 74, retarder 72
Output end is connected with first connecting rod 73, and first connecting rod 73 is hinged with second connecting rod 74；It is additionally provided with second on Wheel support 30
Knuckle arm 32, the second knuckle arm 32 and second connecting rod 74 are hinged；Steering motor 71 by retarder 72, first connecting rod 73,
Second connecting rod 74 and the second knuckle arm 32 driving Wheel support 30 rotate.Using link mechanism, so that it may with by steering motor 71
It is arranged at other positions, and not necessarily have to be by 71 arranged coaxial of steering motor at axis pin axis (the second main pin axis KP2)
On.It certainly, can also be by steering motor 71 and 72 arranged coaxial of retarder in axis pin axis (the second stub if space allows
Axis KP2) on, first connecting rod 73 and the second knuckle arm 32 are affixed, and steering motor 71 rotates drivable wheel bracket 30 around pin
Axis axis (the second main pin axis KP2) rotates.
When wheel side turning machine 70 turns in vehicle traveling and it is not involved in driving wheel steering, is only worked when parking, and
It is not related to complicated vehicle dynamics characteristics, therefore the requirement to steering control system can be substantially reduced.Take turns side turning machine 70
Only need in normal vehicle operation secure ratcs, and when parking according to vehicle kinematics demand by vehicle traction to suitably
Angle, therefore be achieved by technical merit at this stage for the of less demanding of steering control system.
Taking turns side turning machine 70, there are latch functions, the function can be worked by 72 self-locking of retarder and/or steering motor 71
It is realized in lockdown mode.But since the lockdown mode of steering motor 71 needs to realize to the energization of steering motor 71, because
This, it is preferable that the latch functions of wheel side turning machine 70 are realized using the retarder 72 with self-locking function.For example, can be used
Big retarding than planetary reduction gear, when its reduction ratio be more than certain numerical value when can have self-locking function, i.e., in steering motor 71
When power-off, the ground force acted on Wheel support 30 can not drive Wheel support 30 to generate relative to spring strut 10
Rotation.
Above-mentioned steering and suspension system is mainly used for the preceding bridge of automobile, but it is also apparent that can be used for the steering of automobile after
Bridge, to constitute four-wheel steering system.
If constructing the automobile of a front-wheel steer, obviously above-mentioned steering and suspension system also may be used after suitably simplifying
For the non-steering rear axle of automobile.As long as cancelling turning machine 61, track rod 64 is connected on vehicle body, you can will simplify
Rear steering and suspension system for realizing automobile non-steering rear axle.That is, the steering and suspension system after simplifying include：Spring
Pillar 10, axis pin 40, lower guiding flexural pivot 21, transversal swinging arm 20, Wheel support 30, the first knuckle arm 31, track rod 64, wheel
Side turning machine 70；Wherein, the lower end of the upper end Joint of the lower end of spring strut 10 and axis pin 40, axis pin 40 passes through lower ball
Hinge 21 is connected with transversal swinging arm 20；The upper fulcrum of spring strut 10 and the line at the lower center for being oriented to flexural pivot 21 form the first stub
Axis KP1；The axis pin axis of axis pin 40 is the second main pin axis KP2, the second main pin axis KP2 and the first main pin axis KP1 weights
It closes；One end of first knuckle arm 31 is fixed on axis pin 40 or spring strut 10, and the other end of the first knuckle arm 31 passes through
Track rod 64 is connected with vehicle body；Side turning machine 70 is taken turns, is installed on axis pin 40 or spring strut 10, for driving wheel
Bracket 30 is rotated around axis pin axis (the second main pin axis KP2)；And Wheel support 30 is supported on axis pin 40, and Wheel support 30
It is rotatable relative to axis pin 40.In steering and suspension system after simplification, the pin on each component, such as transversal swinging arm, Wheel support
Hole, wheel side turning machine, retarder etc., setting and consider it is identical with above-mentioned unreduced steering and suspension system, just in this
It repeats no more.
It is noted that not using the spring strut that wheel is oriented to usually as rear axle suspension, because it has tied up part standby
Box space simultaneously causes its in irregular shape.But in the present embodiment, since wheel steering locking angle reaches -90 °, standby box space
It must provide required wheel space, and the irregular disadvantage of boot spatial form is caused therefore also by spring strut 10
Unobvious.
When the preceding bridge and rear axle of four-wheel automobile are configured with above-mentioned steering and suspension system (unreduced), when parking,
As long as by the suitable angle of vehicle wheel rotation, you can it is (as shown in Figure 5) and horizontal to realize that zero turn radius (as shown in Figure 4), fixed point turn to
To straight (as shown in Figure 6) pattern, the process of parking and operation are significantly simplified, is also easy to realize automatic parking function.
Embodiment 2
With reference to figure 7 and Fig. 8, in the second specific embodiment of the present invention, steering of the invention and suspension system include：Bullet
Spring pillar 10, lower guiding flexural pivot 21, transversal swinging arm 20, Wheel support 30, the first knuckle arm 31, turns to cross at upper director element 51
Pull rod 64, turning machine 61 and wheel side turning machine 70；Wherein,
The lower end of spring strut 10 is connected by upper director element 51 with the upper end of Wheel support 30, Wheel support 30
Lower end is connected by lower guiding flexural pivot 21 with transversal swinging arm 20, the upper fulcrum of spring strut 10 and the lower center for being oriented to flexural pivot 21
Line forms the first main pin axis KP1；Upper director element 51 forms the second main pin axis KP2 with lower guiding flexural pivot 21；
One end of first knuckle arm 31 is fixed on spring strut 10, and the other end of the first knuckle arm 31 passes through steering
Drag link 64 is connected with turning machine 61；Turning machine 61, is installed on vehicle body, for driving spring pillar 10 around the first main pin
Line KP1 rotations；
Side turning machine 70 is taken turns, is installed on spring strut 10, for driving Wheel support 30 to turn around the second main pin axis KP2
It is dynamic.
Equally, turning machine 61 has straight pattern and steering pattern；Taking turns side turning machine 70 has lockdown mode and turns to mould
Formula；When being turned in vehicle traveling, wheel side turning machine 70 is operated in lockdown mode, and turning machine 61 is operated in steering pattern, turning machine
61 driving spring pillars 10 and Wheel support 30 are around the first main pin axis KP1 rotations；When vehicle parking, turning machine 61 is operated in directly
Pattern is sailed, wheel side turning machine 70 is operated in steering pattern, and wheel side turning machine 70 drives Wheel support 30 around the second main pin axis KP2
Rotation.
Wheel side turning machine 70 is operated in lockdown mode, turning machine 61 be operated in steering pattern, it can be achieved that wheel turning angle
Range is at least ± 35 °；Turning machine 61 is operated in straight pattern, wheel side turning machine 70 be operated in steering pattern, it can be achieved that vehicle
It rotates to angular region and is at least 0~90 °.
The straight pattern and steering pattern of the turning machine 61 of this specific embodiment are taken turns the lockdown mode of side turning machine 70 and are turned
Definition to pattern and wheel steering angular region is identical as the first specific embodiment, is repeated no more in this.
Second main pin axis KP2 is basically perpendicular to ground.Need when second main pin axis KP2 only needs to meet vehicle parking
Want, do not need to consider aligning torque the problems such as because being not related to the operation of steering wheel 63, only by take turns side turning machine 70 come
Realize corresponding wheel steering and return.When the second main pin axis KP2 is basically perpendicular to ground, when vehicle wheel rotation, will not cause
Vehicle body moves up and down, and is conducive to provide good seating and feels.It is of course also possible to select the second main pin axis KP2 inwardly
Tilt, i.e., upper director element 51 tilts outward closer to spring strut 10, or the second main pin axis KP2 of selection, i.e., on lead
To element 51 far from spring strut 10, can be selected according to actual needs with free space.
Upper director element 51 can be to be oriented to flexural pivot or bearing.When upper director element 51 is using flexural pivot is oriented to, the guiding
The line at the center of flexural pivot and the lower center for being oriented to flexural pivot 21 is formed the second main pin axis KP2.When upper director element 51 is adopted
When with bearing, the axis of the bearing passes through the lower center for being oriented to flexural pivot 21 to be formed the second main pin axis KP2.Both the above side
Formula according to actual arrangement can select, but be not limited thereto, and other suitable director elements are also that may be used
's.
Such as the first specific embodiment, transversal swinging arm 20 also has " 7 " word shape, lateral length also greater than radius of wheel, in
This is repeated no more.
Such as the first specific embodiment, the arrangement of turning machine 61 can be divided into also according to the arrangement height of turning machine 61 to be set
With underlying two kinds.Using the longer spring strut 10 of length, i.e., spring strut 10 is extended downwardly near transversal swinging arm 20, is turned to
Machine 61 can be underlying, and the first knuckle arm 31 can also be fixed in the lower end of spring strut 10, can so obtain more superior
Vehicle dynamics characteristics.Turning machine 61 can also on set, the first knuckle arm 31 is fixed in the centre position of spring strut 10.
Such as the first specific embodiment, turning machine 61 can be the gear rack type steering engine with power steering or be helped with steering
The circular ball type steering of power, repeats no more in this.
It includes steering motor 71 and retarder 72 to take turns side turning machine 70；When upper director element 51 is bearing, Wheel support
30 upper end is supported on bearing and is connected with the output end of retarder 72, and steering motor 71 drives wheel by retarder 72
Bracket 30 is around the second main pin axis KP2 rotations.By 71 arranged coaxial of steering motor on the second main pin axis KP2, it can save
Each connecting rod so that more compact structure.When upper director element 51 is to be oriented to flexural pivot, then by connecting rod and can be arranged in Wheel support
The second knuckle arm driving Wheel support 30 on 30 rotates, for example, wheel side turning machine includes steering motor, retarder, first
The output end of connecting rod and second connecting rod, retarder is connected with first connecting rod, and first connecting rod is hinged with second connecting rod, second connecting rod
It is hinged with the second knuckle arm being located on Wheel support, steering motor passes through retarder, first connecting rod, second connecting rod and second
Knuckle arm drives Wheel support around the second main pin axis KP2 rotations.Both the above mode can be selected according to actual needs,
But it is not limited thereto.
Such as the first specific embodiment, there are wheel side turning machine 70 latch functions, preferably retarder 72 to have self-locking function, in
This is repeated no more.
Equally, above-mentioned steering and suspension system are mainly used for the preceding bridge of automobile, but it is also apparent that can be used for turning for automobile
To rear axle, to constitute four-wheel steering system.
Equally, if construction front-wheel steer automobile, obviously above-mentioned steering and suspension system are after suitably simplifying
It can be used for the non-steering rear axle of automobile.As long as cancelling turning machine 61, track rod 64 is connected on vehicle body, you can will
Steering and suspension system after simplification for realizing automobile non-steering rear axle.That is, the steering and suspension system after simplifying include：
Spring strut 10, lower guiding flexural pivot 21, transversal swinging arm 20, Wheel support 30, the first knuckle arm 31, turns to upper director element 51
Drag link 64 and wheel side turning machine 70；Wherein, the lower end of spring strut 10 passes through the upper of upper director element 51 and Wheel support 30
End is connected, and the lower end of Wheel support 30 is connected by lower guiding flexural pivot 21 with transversal swinging arm 20, the upper fulcrum of spring strut 10
The first main pin axis KP1 is formed with the line at the lower center for being oriented to flexural pivot 21；Upper director element 51 and the formation of lower guiding flexural pivot 21
Second main pin axis KP2；One end of first knuckle arm 31 is fixed on spring strut 10, the other end of the first knuckle arm 31
It is connected with vehicle body by track rod 64；Side turning machine 70 is taken turns, is installed on spring strut 10, for driving Wheel support
30 around the second main pin axis KP2 rotations.In steering and suspension system after simplification, each component, such as the second main pin axis, on lead
To element, transversal swinging arm, wheel side turning machine, retarder etc., setting and consider in above-mentioned unreduced steering and suspension system
It is identical, it is just repeated no more in this.
When the preceding bridge and rear axle of four-wheel automobile are configured with above-mentioned steering and suspension system (unreduced), when parking,
As long as by the suitable angle of vehicle wheel rotation, you can realize zero turn radius, fixed point steering and cross running in situ, significantly simplify pool
Vehicle process and operation are also easy to realize automatic parking function.
It is noted that steering and the suspension system of above-mentioned each specific embodiment, can be used for the more of other specific uses
Axis automobile significantly improves its mobility.
The steering and suspension system, vehicle of the present invention drives wheel steering by turning machine when driving, is turned by taking turns side when parking
Wheel steering is driven to machine, under conditions of significant decrease requires steering control system, ensure that the steering of vehicle when driving
Performance also simplifies the process of parking.
It can be seen that the purpose of the present invention is achieved completely and effectively.The function and structural principle of the present invention
It is shown and is illustrated in embodiment, under without departing substantially from the principle, embodiment can make arbitrary modification.So this hair
Bright includes all variant embodiments based on claim spirit and right.
Claims (15)
1. a kind of steering and suspension system, which is characterized in that including：
Spring strut, axis pin, lower guiding flexural pivot, transversal swinging arm, Wheel support, the first knuckle arm, track rod, turning machine,
Take turns side turning machine；Wherein,
The lower end of the upper end Joint of the lower end of the spring strut and the axis pin, the axis pin passes through the lower guiding flexural pivot
It is connected with the transversal swinging arm；The upper fulcrum of the spring strut and the line at the lower center for being oriented to flexural pivot form the first master
Pin axis；The axis pin axis of the axis pin is the second main pin axis, second main pin axis and the first main pin axis weight
It closes；
The Wheel support is supported on the axis pin, and the Wheel support is rotatable relative to the axis pin；
First knuckle arm is fixed on the axis pin or the spring strut, and passes through the track rod and institute
Turning machine is stated to be connected；The turning machine is installed on vehicle body, for driving the spring strut around first main pin axis
Rotation；
Wheel side turning machine, is installed on the axis pin or the spring strut, for driving the Wheel support around described
Second main pin axis rotates.
2. a kind of steering and suspension system, which is characterized in that including：
Spring strut, lower guiding flexural pivot, transversal swinging arm, Wheel support, the first knuckle arm, track rod, turns upper director element
To machine, wheel side turning machine；Wherein,
The lower end of the spring strut is connected by the upper director element with the upper end of the Wheel support, the wheel support
The lower end of frame is connected by the lower guiding flexural pivot with the transversal swinging arm；The upper fulcrum of the spring strut and the lower guiding
The line at the center of flexural pivot forms the first main pin axis；The upper director element forms the second main pin with the lower guiding flexural pivot
Line；
First knuckle arm, is fixed on the spring strut, and passes through the track rod and the turning machine phase
Connection；The turning machine is installed on vehicle body, for driving the spring strut to be rotated around first main pin axis；
Wheel side turning machine, is installed on the spring strut, for driving the Wheel support around second main pin
Line rotates.
3. a kind of steering and suspension system, which is characterized in that including：
Spring strut, axis pin, lower guiding flexural pivot, transversal swinging arm, Wheel support, the first knuckle arm, track rod, wheel side turn to
Machine；Wherein,
The lower end of the upper end Joint of the lower end of the spring strut and the axis pin, the axis pin passes through the lower guiding flexural pivot
It is connected with the transversal swinging arm；The upper fulcrum of the spring strut and the line at the lower center for being oriented to flexural pivot form first
Main pin axis；The axis pin axis of the axis pin is the second main pin axis, second main pin axis and first main pin axis
It overlaps；
The Wheel support is supported on the axis pin, and the Wheel support is rotatable relative to the axis pin；
First knuckle arm is fixed on the axis pin or the spring strut, and passes through the track rod and vehicle
Body is connected；
Wheel side turning machine, is installed on the axis pin or the spring strut, for driving the Wheel support around described
Second main pin axis rotates.
4. a kind of steering and suspension system, which is characterized in that including：
Spring strut, upper director element, lower guiding flexural pivot, transversal swinging arm, Wheel support, the first knuckle arm, track rod, wheel
Side turning machine；Wherein,
The lower end of the spring strut is connected by the upper director element with the upper end of the Wheel support, the wheel support
The lower end of frame is connected by the lower guiding flexural pivot with the transversal swinging arm；The upper fulcrum of the spring strut and the lower guiding
The line at the center of flexural pivot forms the first main pin axis；The upper director element forms the second main pin with the lower guiding flexural pivot
Line；
First knuckle arm, is fixed on the spring strut, and is connected with vehicle body by the track rod；
Wheel side turning machine, is installed on the spring strut, for driving the Wheel support around second main pin
Line rotates.
5. steering as described in any one of claims 1 to 4 and suspension system, which is characterized in that the shape of the transversal swinging arm
In " 7 " font, lateral length is more than radius of wheel.
6. steering as described in claim 1 and suspension system, which is characterized in that the turning machine is underlying, and described first turns to
Joint arm is fixed in the lower end of the axis pin；Alternatively, being set in the turning machine, first knuckle arm is fixed in the spring branch
The centre position of column.
7. steering as claimed in claim 2 and suspension system, which is characterized in that the turning machine is underlying, and described first turns to
Joint arm is fixed in the lower end of the spring strut；Alternatively, being set in the turning machine, first knuckle arm is fixed in the bullet
The centre position of spring pillar.
8. the steering as described in claim 1 or 3 and suspension system, which is characterized in that the Wheel support is equipped with pin hole, institute
It states and is equipped with spring bearing between pin hole and the axis pin.
9. the steering as described in claim 1 or 3 and suspension system, which is characterized in that wheel side turning machine includes turning to electricity
Machine, retarder, first connecting rod and second connecting rod, the output end of the retarder are connected with the first connecting rod, and described first
Connecting rod is hinged with the second connecting rod；Be additionally provided with the second knuckle arm on the Wheel support, second knuckle arm with
The second connecting rod is hinged；The steering motor passes through the retarder, the first connecting rod, the second connecting rod and described
Two knuckle arms drive the Wheel support to be rotated around second main pin axis.
10. steering as claimed in claim 9 and suspension system, which is characterized in that the retarder has self-locking function.
11. the steering as described in claim 2 or 4 and suspension system, which is characterized in that second main pin axis is substantially vertical
In ground.
12. the steering as described in claim 2 or 4 and suspension system, which is characterized in that
The upper director element is bearing, and wheel side turning machine includes steering motor and retarder, the Wheel support it is upper
End is supported on the bearing and is connected with the output end of the retarder, and the steering motor is driven by the retarder
The Wheel support is rotated around second main pin axis；Or
The upper director element is to be oriented to flexural pivot, and wheel side turning machine includes steering motor, retarder, first connecting rod and second
Connecting rod, the output end of the retarder are connected with the first connecting rod, and the first connecting rod is hinged with the second connecting rod；
The second knuckle arm is additionally provided on the Wheel support, second knuckle arm is hinged with the second connecting rod, the steering
Motor drives the wheel support by the retarder, the first connecting rod, the second connecting rod and second knuckle arm
Frame is rotated around second main pin axis.
13. steering as claimed in claim 12 and suspension system, which is characterized in that the retarder has self-locking function.
Turned to and suspension system 14. as claimed in claim 1 or 2, which is characterized in that the turning machine have straight pattern and
Steering pattern；Wheel side turning machine has lockdown mode and steering pattern；
When being turned in vehicle traveling, wheel side turning machine is operated in lockdown mode, and the turning machine is operated in steering pattern, institute
Stating turning machine drives the spring strut and the Wheel support to be rotated around first main pin axis；
When vehicle parking, the turning machine is operated in straight pattern, and wheel side turning machine is operated in steering pattern, the wheel side
Turning machine drives the Wheel support to be rotated around second main pin axis.
15. steering as claimed in claim 14 and suspension system, which is characterized in that wheel side turning machine is operated in locking mould
Formula, the turning machine are operated in steering pattern, and the wheel steering angular region that can be realized is at least ± 35 °；The turning machine work
To make in straight pattern, wheel side turning machine is operated in steering pattern, and the wheel steering angular region that can be realized is at least 0~
90°。
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| CN201710027984.6A CN108297930B (en) | 2017-01-11 | 2017-01-11 | Steering and suspension system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710027984.6A CN108297930B (en) | 2017-01-11 | 2017-01-11 | Steering and suspension system |
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| CN108297930B CN108297930B (en) | 2024-02-23 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114056419A (en) * | 2020-08-06 | 2022-02-18 | 丰田自动车株式会社 | Steering system |
| US11352056B2 (en) * | 2020-06-22 | 2022-06-07 | Hyundai Motor Company | Suspension joining structure |
| US11390321B2 (en) * | 2020-08-04 | 2022-07-19 | Hyundai Motor Company | Coupling structure of suspension |
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| CN102717696A (en) * | 2012-06-21 | 2012-10-10 | 上海中科深江电动车辆有限公司 | Independent driving, steering and suspending system |
| CN104340001A (en) * | 2013-08-09 | 2015-02-11 | 长春孔辉汽车科技有限公司 | Central steering type independent suspension |
| CN105799503A (en) * | 2016-05-24 | 2016-07-27 | 杭州伯坦科技工程有限公司 | Electric car chassis assembly capable of achieving four-wheel wheel-side-motor drive and four-wheel independent turning and control method |
| CN206664680U (en) * | 2017-01-11 | 2017-11-24 | 上海艾高实业有限公司 | One kind turns to and suspension system |
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|---|---|---|---|---|
| CN102717696A (en) * | 2012-06-21 | 2012-10-10 | 上海中科深江电动车辆有限公司 | Independent driving, steering and suspending system |
| CN104340001A (en) * | 2013-08-09 | 2015-02-11 | 长春孔辉汽车科技有限公司 | Central steering type independent suspension |
| CN105799503A (en) * | 2016-05-24 | 2016-07-27 | 杭州伯坦科技工程有限公司 | Electric car chassis assembly capable of achieving four-wheel wheel-side-motor drive and four-wheel independent turning and control method |
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| US11352056B2 (en) * | 2020-06-22 | 2022-06-07 | Hyundai Motor Company | Suspension joining structure |
| US11390321B2 (en) * | 2020-08-04 | 2022-07-19 | Hyundai Motor Company | Coupling structure of suspension |
| CN114056419A (en) * | 2020-08-06 | 2022-02-18 | 丰田自动车株式会社 | Steering system |
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| CN108297930B (en) | 2024-02-23 |
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