CN109017985A - A kind of wheel steering linkage mechanism for offroad vehicle - Google Patents
A kind of wheel steering linkage mechanism for offroad vehicle Download PDFInfo
- Publication number
- CN109017985A CN109017985A CN201810962151.3A CN201810962151A CN109017985A CN 109017985 A CN109017985 A CN 109017985A CN 201810962151 A CN201810962151 A CN 201810962151A CN 109017985 A CN109017985 A CN 109017985A
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- China
- Prior art keywords
- wheel
- shimmy
- arm
- damping
- crossbeam
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Classifications
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- 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
- B62D7/06—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins
- B62D7/14—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering
- B62D7/142—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering specially adapted for particular vehicles, e.g. tractors, carts, earth-moving vehicles, trucks
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- 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
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- 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
- B62D7/22—Arrangements for reducing or eliminating reaction, e.g. vibration, from parts, e.g. wheels, of the steering system
- B62D7/228—Arrangements for reducing or eliminating reaction, e.g. vibration, from parts, e.g. wheels, of the steering system acting between the steering gear and the road wheels, e.g. on tie-rod
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
The object of the present invention is to provide a kind of wheel steering linkage mechanisms for offroad vehicle.The technical solution of the present invention is as follows: being made of shimmy crossbeam, the longitudinally connected arm of two wheels, two wheel lateral connection arms, two wheels, two shimmy pull rods and two wheel steering pull rods, shimmy crossbeam is equipped with shimmy and connects bearing, each longitudinally connected arm of wheel is equipped with shimmy connecting joint, wheel damping connecting joint, swings pull rod connecting plate and steering linkage connecting plate, each wheel lateral connection arm side is equipped with damping spring, and steering linkage connecting plate side is equipped with damping auxiliary telescopic bar.The mechanism is a kind of wheel steering structure for offroad vehicle, it is designed using movable swinging structure, it can be used for the traveling of complicated rugged topography, it simultaneously can also effective damping, make the traveling of vehicle more flexible freely, and then the overall performance of offroad vehicle is improved, friction and impact between each support components are reduced, the service life of vehicle is extended.
Description
Technical field
The present invention relates to offroad vehicle wheel link structure field more particularly to a kind of wheel steering linkages for offroad vehicle
Mechanism.
Background technique
The continuous development of modern society, and life variation with rapid changepl. never-ending changes and improvements, so that people's lives level and life matter
Amount is greatly improved, and offroad vehicle becomes a kind of commonplace vehicles in our life.As section is false
Day, the people that travels outdoors was also more and more, and the offroad vehicle of various modes is also to emerge one after another, especially in various rough grounds and
In the walking of desert, is most favored and welcome by people for recreational offroad vehicle, but offroad vehicle now on the market is basic
On can only pass through relative complex road surface, can not accomplish truly cross-country.For climbable gradient, present is cross-country
Vehicle can only cross the relatively small gradient, and the present offroad vehicle in hill path relatively large for the gradient not can easily be got over
It crosses, driver must drive with caution, if not paying attention to slightly being possible to overturn, to artificial at very big injury;For road surface
It is uneven, present offroad vehicle can only also reduce the vibration of vehicle body in certain degree, and driver is made to be in nervous
Environment is easy to produce fatigue driving;In addition to one of in terms of power, generate defect be then in terms of the four-wheel support of offroad vehicle,
Its wheel arm of force supported is all using immobilization mode, and during vehicle driving, flexible and changeable performance is poor, though
So there is apparent change than other vehicle structures in terms of elastic pulling force, but height transformation occurs for road surface and also suffers from
Certain limitation, although being all to be completed by four-wheel drive in terms of road traveling, in running losses and performance side
Face is not improved, and when especially travelling rugged section, the center of gravity of entire vehicle body itself is shaken, and the linking arm of four-wheel is not
Traveling form can be changed according to road conditions, virtually limited the traveling of vehicle, do not adapt to various complicated landforms
Traveling, so that the friction enhancing between each support components of vehicle, the impact being subject to also can more acutely, and then cause entire
The stability of car body and safety cannot be effectively ensured.
Summary of the invention
The object of the present invention is to provide a kind of wheel steering structures for offroad vehicle, are set using movable swinging structure
Meter, can be used for the traveling of complicated rugged topography, to guarantee that entire car body can not be influenced by complicated landform, while can also
Damping effect is enough played, the driving performance of vehicle is promoted using movable wheel connected support structure, and then allows driver in vehicle
The wheel steering linkage mechanism of held stationary driving condition inside body.
The technical solution of the present invention is as follows: a kind of wheel steering linkage mechanism for offroad vehicle, it is characterised in that: by wheel
Swinging crossbeam, the longitudinally connected arm of two wheels, two wheel lateral connection arms, two wheels, two shimmy pull rods and two
A wheel steering pull rod composition, described two longitudinally connected arms of wheel are located at the both ends of shimmy crossbeam in parallel respectively, described
Two longitudinally connected arms of wheel are to be fixedly connected with shimmy crossbeam, and described two wheel lateral connection arms are located at each
The lower part of the longitudinally connected arm of wheel, the wheel lateral connection arm are to be fixedly connected with the longitudinally connected arm of wheel, described two vehicles
Wheel is located at one end of wheel lateral connection arm, and the wheel is to be fixedly connected with wheel lateral connection arm, any vehicle
Wheel brake is additionally provided on wheel, the wheel brake is between wheel lateral connection arm and wheel, the wheel braking
Disk is to be fixedly connected with wheel, and any shimmy pull rod is located at the side of the longitudinally connected arm of wheel, the shimmy
One end of pull rod is to be fixedly connected with pull rod connecting plate is swung, the steering portion on the other end and vehicle of the shimmy pull rod
Part connection, any wheel steering pull rod are located at the other side of the longitudinally connected arm of wheel, one end of the wheel steering pull rod
It being connect with the turning member on vehicle, the other end of the wheel steering pull rod is to be fixedly connected with wheel damping connecting joint,
Steering linkage fixed ring is additionally provided on any wheel steering pull rod, the wheel steering pull rod passes through steering linkage fixed ring
It is attached, the steering linkage fixed ring is located at the lower part of shimmy crossbeam, and the steering linkage fixed ring and wheel are put
Dynamic crossbeam is to be fixedly connected.
Further, the shimmy crossbeam is both sides bending upwards type arc square beam.
Further, the flexible connection position at shimmy crossbeam both ends is unlikely to deform, and then facilitates two wheels
Longitudinally connected arm movement in the horizontal direction.
Further, shimmy connection bearing is additionally provided on the shimmy crossbeam, the shimmy connects bearing
Positioned at the middle part of shimmy crossbeam, the shimmy connection bearing is to be fixedly connected with shimmy crossbeam.
Further, the shimmy connection bearing is ball bearing, is advanced convenient for shimmy crossbeam in vehicle
During, as shimmy crossbeam is wherein done to the lifting and swinging of the longitudinally connected arm of wheel of any side and freedom and flexibility
Matched movement out, and then it is consistent the integrality of vehicle body.
Further, shimmy connecting joint is additionally provided on any longitudinally connected arm of wheel, wheel damping connection is closed
Section, swing pull rod connecting plate and steering linkage connecting plate, the shimmy connecting joint are located at the longitudinally connected arm of wheel and vehicle
At the position for taking turns swinging crossbeam, the shimmy connecting joint connects the longitudinally connected arm of wheel and shimmy crossbeam
It connects, the wheel damping connecting joint is located at the link position of the longitudinally connected arm of wheel and wheel lateral connection arm, the vehicle
The longitudinally connected arm of wheel and wheel lateral connection arm are attached by wheel damping connecting joint, and the swing pull rod connecting plate is located at
The side of the longitudinally connected arm of wheel, and at the position of shimmy connecting joint, the swing pull rod connecting plate and vehicle
Taking turns longitudinally connected arm is to be fixedly connected, and the steering linkage connecting plate is located at the lower part for swinging pull rod connecting plate, and close to vehicle
At the position for taking turns damping connecting joint, the steering linkage connecting plate is to be fixedly connected with the longitudinally connected arm of wheel, any described
Be additionally provided with damping spring on wheel lateral connection arm, the damping spring be located at wheel damping connecting joint and wheel lateral connection arm it
Between, one end of the damping spring is to be fixedly connected with wheel damping connecting joint, and the other end and wheel of the damping spring are lateral
Linking arm is to be fixedly connected.
Further, the shimmy connecting joint is that single-bearing connects rotary joint, and then facilitates two wheels vertical
To horizontally rotating for linking arm.
Further, the wheel damping connecting joint is that duplex bearing connects rotary joint, the vehicle that it can be made to be connected
The scope of activities taken turns between longitudinally connected arm and wheel lateral connection arm increases.
Further, damping auxiliary telescopic bar, the damping auxiliary telescopic bar are additionally provided on the steering linkage connecting plate
Positioned at the side of steering linkage connecting plate, one end of the damping auxiliary telescopic bar is to be fixedly connected with steering linkage connecting plate,
The other end of the damping auxiliary telescopic bar is to be fixedly connected with wheel damping connecting joint.
Further, the damping auxiliary telescopic bar is fluid pressure type telescopic rod, it enables to vehicle in the process of traveling
In, the floating between the wheel damping connecting joint longitudinally connected arm of wheel connected and wheel lateral connection arm more standardizes,
Safety is enhanced, and also plays the role of Auxiliary support to wheel damping connecting joint, reduces wheel damping connection
The friction in joint.
The beneficial effects of the present invention are: the mechanism is a kind of wheel steering structure for offroad vehicle, and use is movable
Swinging structure design, can be used for the traveling of complicated rugged topography, to guarantee that entire car body can not be by the shadow of complicated landform
It rings, while damping effect can also be played, the driving performance of vehicle, Jin Errang are promoted using movable wheel connected support structure
Wheel steering linkage mechanism of the driver in interior of body held stationary driving condition.The middle part of the shimmy crossbeam of the structure
Bearing is connected equipped with shimmy, it uses ball bearing, convenient for shimmy crossbeam during vehicle is advanced, with
Shimmy crossbeam wherein makes matched movement to the lifting and swinging of the longitudinally connected arm of wheel of any side and freedom and flexibility,
And then it is consistent the integrality of vehicle body;Shimmy crossbeam use both sides bending upwards type arc square beam, this structure compared with
The structure of horizontal, so that stress point is allowed more to disperse, so that the flexible connection position at shimmy crossbeam both ends is unlikely to deform,
Facilitate movement in the horizontal direction;Shimmy connecting joint connects rotary joint using single-bearing, and then facilitates two wheels
Longitudinally connected arm horizontally rotates, and wheel damping connecting joint is then that rotary joint is connected using duplex bearing, can make its institute
Scope of activities between the longitudinally connected arm of the wheel of connection and wheel lateral connection arm increases, when vehicle is during traveling,
When the bumpy sections that wheel passes through, the damping auxiliary telescopic bar and damping spring mating reaction, so that wheel damping connecting joint institute
Floating between the longitudinally connected arm of the wheel of connection and wheel lateral connection arm more standardizes, and enhances safety, and also right
Wheel damping connecting joint plays the role of Auxiliary support, reduces the friction of wheel damping connecting joint;Further, since four
The particularity that offroad vehicle is used is driven, is often travelled in the more complicated region of landform such as section and mountainous region for jolting rugged,
So the forward and backward wheel for probably occurring car body two sides during the driving period passes through rugged region respectively, so by vehicle
Wheel swinging crossbeam is designed as the structure that swings up and down using center as axle center, can guarantee no matter vehicle when advancing, encounters in this way
How Fu Za landform, four wheels can occur with the road surface of process height convert, and the center of gravity of car body itself keep
Relatively stable state, this series of joint-action mechanism make the traveling of vehicle more flexible freely, the wheel branch of convertible adjusting
Support structure is adapted to the traveling of various complicated landforms, and then improves the overall performance of offroad vehicle, and it is each to reduce vehicle
Friction and impact between a support components, extend the service life of vehicle.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is swinging crossbeam deployed configuration schematic diagram of the invention.
Fig. 3 is front-wheel steer linkage mechanism schematic perspective view of the invention.
Fig. 4 is rear-axle steering linkage mechanism schematic perspective view of the invention.
Fig. 5 is steering linkage schematic perspective view of the invention.
Fig. 6 is steering linkage side structure schematic diagram of the invention.
Fig. 7 is wheel damping connecting joint regional structure enlarged diagram of the invention.
Wherein: 1, shimmy crossbeam 2, shimmy connect bearing 3, the longitudinally connected arm of wheel
4, shimmy connecting joint 5, wheel damping connecting joint 6, wheel lateral connection arm
7, damping spring 8, wheel brake 9, wheel
10, shimmy pull rod 11, wheel steering pull rod 12, steering linkage fixed ring
13, pull rod connecting plate 14, steering linkage connecting plate 15, damping auxiliary telescopic bar are swung
Specific embodiment
Brief description is made to a specific embodiment of the invention with reference to the accompanying drawing.
As shown in Figure 1, Figure 2, a kind of wheel steering linkage mechanism for offroad vehicle shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7,
It is characterized in that: by longitudinally connected 3, two, arm, 6, two, the wheel lateral connection arm wheel 9, two of 1, two wheel of shimmy crossbeam
A shimmy pull rod 10 and two wheel steering pull rods 11 form, and shimmy company is additionally provided on the shimmy crossbeam 1
Joint bearing 2, shimmy connection bearing 2 are located at the middle part of shimmy crossbeam 1, the shimmy connection bearing 2 and
Shimmy crossbeam 1 is to be fixedly connected, and described two longitudinally connected arms 3 of wheel are located at the two of shimmy crossbeam 1 in parallel respectively
End, described two longitudinally connected arms 3 of wheel are to be fixedly connected with shimmy crossbeam 1, and described two wheel lateral connection arms 6 divide
Not Wei Yu each longitudinally connected arm 3 of wheel lower part, the wheel lateral connection arm 6 is fixed connect with the longitudinally connected arm 3 of wheel
It connects, described two wheels 9 are located at one end of wheel lateral connection arm 6, and the wheel 9 and wheel lateral connection arm 6 are solid
Fixed connection is arbitrarily additionally provided with wheel brake 8 on the wheel 9, and the wheel brake 8 is located at 6 He of wheel lateral connection arm
Between wheel 9, the wheel brake 8 is to be fixedly connected with wheel 9, is additionally provided with vehicle on any longitudinally connected arm 3 of wheel
Wheel swings connecting joint 4, wheel damping connecting joint 5, swings pull rod connecting plate 13 and steering linkage connecting plate 14, the wheel
It swings connecting joint 4 to be located at the position of the longitudinally connected arm 3 of wheel and shimmy crossbeam 1, the shimmy connecting joint 4
The longitudinally connected arm 3 of wheel and shimmy crossbeam 1 are attached, the wheel damping connecting joint 5 is located at wheel and longitudinally connects
At the link position for connecing arm 3 and wheel lateral connection arm 6, the wheel damping connecting joint 5 is by the longitudinally connected arm 3 of wheel and vehicle
Wheel lateral connection arm 6 is attached, the side for swinging pull rod connecting plate 13 and being located at the longitudinally connected arm 3 of wheel, and close
At the position of shimmy connecting joint 4, the swing pull rod connecting plate 13 is to be fixedly connected with the longitudinally connected arm 3 of wheel, institute
It states steering linkage connecting plate 14 and is located at the lower part for swinging pull rod connecting plate 13, and close to the position of wheel damping connecting joint 5
Place, the steering linkage connecting plate 14 are to be fixedly connected with the longitudinally connected arm 3 of wheel, are also set on the steering linkage connecting plate 14
There is damping auxiliary telescopic bar 15, the damping auxiliary telescopic bar 15 is located at the side of steering linkage connecting plate 14, and the damping is auxiliary
Help one end of telescopic rod 15 with steering linkage connecting plate 14 to be fixedly connected, the other end and vehicle of the damping auxiliary telescopic bar 15
Wheel damping connecting joint 5 is to be fixedly connected, and is additionally provided with damping spring 7, the damping spring 7 on any wheel lateral connection arm 6
Between wheel damping connecting joint 5 and wheel lateral connection arm 6, one end of the damping spring 7 connect pass with wheel damping
For section 5 to be fixedly connected, the other end of the damping spring 7 is to be fixedly connected with wheel lateral connection arm 6, any shimmy
Pull rod 10 is located at the side of the longitudinally connected arm 3 of wheel, and one end of the shimmy pull rod 10 is with pull rod connecting plate 13 is swung
It is fixedly connected, the turning member connection on the other end and vehicle of the shimmy pull rod 10, any wheel steering is drawn
Bar 11 is located at the other side of the longitudinally connected arm 3 of wheel, and the turning member on one end and vehicle of the wheel steering pull rod 11 connects
It connects, the other end of the wheel steering pull rod 11 is to be fixedly connected with wheel damping connecting joint 5, and any wheel steering is drawn
Steering linkage fixed ring 12 is additionally provided on bar 11, the wheel steering pull rod 11 passes through steering linkage fixed ring 12 and is attached,
The steering linkage fixed ring 12 is located at the lower part of shimmy crossbeam 1, and the steering linkage fixed ring 12 and shimmy are horizontal
Beam 1 is to be fixedly connected.The shimmy crossbeam 1 is both sides bending upwards type arc square beam.The shimmy connection bearing 2 is rolling
Bead bearing.The shimmy connecting joint 4 is that single-bearing connects rotary joint.The wheel damping connecting joint 5 is double
Bearing connects rotary joint.The damping auxiliary telescopic bar 15 is fluid pressure type telescopic rod.
Working method: the mechanism is a kind of wheel steering structure for offroad vehicle, is designed using movable swinging structure,
It can be used for the traveling of complicated rugged topography, to guarantee that entire car body can not be influenced by complicated landform, while can also
Damping effect is played, the driving performance of vehicle is promoted using movable wheel connected support structure, and then allows driver in vehicle body
The wheel steering linkage mechanism of internal held stationary driving condition.The structure is mainly by by 1, two wheel of shimmy crossbeam
3, two, longitudinally connected arm, 6, two, wheel lateral connection arm wheel, 9, two shimmy pull rods 10 and two wheel steerings are drawn
Bar 11 forms, and wherein the middle part of shimmy crossbeam 1 is equipped with shimmy and connects bearing 2, which connects bearing 2 and use
Ball bearing, convenient for shimmy crossbeam 1 during vehicle is advanced, with the wherein any side of shimmy crossbeam 1
The longitudinally connected arm 3 of wheel lifting and swinging and freedom and flexibility make matched movement, and then protect the integrality of vehicle body
It holds consistent;Shimmy crossbeam 1 use both sides bending upwards type arc square beam, this structure compared with horizontal structure, thus allow by
Force more disperses, so that the flexible connection position at 1 both ends of shimmy crossbeam is unlikely to deform, and then facilitates two wheel longitudinal directions
The movement in the horizontal direction of linking arm 3;The longitudinally connected arm 3 of two wheels is located at the both ends of shimmy crossbeam 1 in parallel respectively, often
A longitudinally connected arm 3 of wheel is fixedly connected at the position of shimmy crossbeam 1 using shimmy connecting joint 4, in wheel
It at longitudinally connected arm 3 and the link position of wheel lateral connection arm 6 is fixedly connected using wheel damping connecting joint 5,
In, shimmy connecting joint 4 connects rotary joint using single-bearing, and then facilitates the level of the longitudinally connected arm 3 of two wheels
Rotation, and wheel damping connecting joint 5 is then that rotary joint is connected using duplex bearing, the wheel that it can be made to be connected longitudinally connects
The scope of activities connect between arm 3 and wheel lateral connection arm 6 increases, in addition to this, in the side of each wheel lateral connection arm 6
Equipped with damping spring 7, which draws for connecting wheel damping connecting joint 5 and wheel lateral connection arm 6, and turning to
Damping auxiliary telescopic bar 15 is additionally provided on bar connecting plate 14, which uses fluid pressure type telescopic rod, both ends
For connecting steering linkage connecting plate 14 and wheel damping connecting joint 5, when vehicle is during traveling, what wheel 9 passed through
When bumpy sections, the damping auxiliary telescopic bar 15 and 7 mating reaction of damping spring, so that wheel damping connecting joint 5 was connected
Floating between the longitudinally connected arm 3 of wheel and wheel lateral connection arm 6 more standardizes, and enhances safety, and also to wheel
Damping connecting joint 5 plays the role of Auxiliary support, reduces the friction of wheel damping connecting joint 5;Each wheel is longitudinal
The both ends of the shimmy pull rod 10 of 3 side of linking arm connect with the turning member swung on pull rod connecting plate 13 and vehicle respectively
Connect, and be located at the longitudinally connected arm 3 of wheel the other side wheel steering pull rod 11 both ends respectively with wheel damping connecting joint 5
It is connected with the turning member on vehicle, such driver can according to need, and the manipulation on the left side or the right sides that carry out to steering wheel comes
The direction of vehicle is driven, and then makes the steering operation of vehicle more flexible;Further, since 4 wheel driven offroad vehicle used it is special
Property, often traveling is in the more complicated region of landform such as section and mountainous region for jolting rugged, so having very much during the driving period can
The forward and backward wheel that car body two sides can occur passes through rugged region respectively, so being designed as shimmy crossbeam 1 in
The heart is that axle center swings up and down structure, in this way can guarantee vehicle when advancing, no matter encounter how Fu Za landform, four
Height can occur with the road surface of process and convert for wheel, and the center of gravity of car body itself keeps relatively stable state, this is
The joint-action mechanism of column makes the traveling of vehicle more flexible freely, and the wheel support structure of convertible adjusting is adapted to various complexity
The traveling of landform, and then the overall performance of offroad vehicle is improved, and reduce the friction between each support components of vehicle
And impact, extend the service life of vehicle.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "inner", "outside", " top ", " bottom ", " end "
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and cannot manage
Solution is indication or suggestion relative importance.
One embodiment of the present invention has been described in detail above, but the content is only preferable implementation of the invention
Example, should not be considered as limiting the scope of the invention.It is all according to all the changes and improvements made by the present patent application range
Deng should still be within the scope of the patent of the present invention.
Claims (10)
1. a kind of wheel steering linkage mechanism for offroad vehicle, it is characterised in that: by shimmy crossbeam, two wheel longitudinal directions
Linking arm, two wheel lateral connection arms, two wheels, two shimmy pull rods and two wheel steering pull rod compositions, institute
State the both ends that the longitudinally connected arm of two wheels is located at shimmy crossbeam in parallel respectively, the longitudinally connected arm of described two wheels and vehicle
Wheel swinging crossbeam is to be fixedly connected, and described two wheel lateral connection arms are located at the lower part of the longitudinally connected arm of each wheel,
The wheel lateral connection arm is to be fixedly connected with the longitudinally connected arm of wheel, and described two wheels are located at wheel lateral connection
One end of arm, the wheel are to be fixedly connected with wheel lateral connection arm, are additionally provided with wheel brake on any wheel, institute
Wheel brake is stated between wheel lateral connection arm and wheel, the wheel brake is to be fixedly connected with wheel, arbitrarily
The shimmy pull rod is located at the side of the longitudinally connected arm of wheel, and one end of the shimmy pull rod is connect with pull rod is swung
Plate is to be fixedly connected, the turning member connection on the other end and vehicle of the shimmy pull rod, any wheel steering
Pull rod is located at the other side of the longitudinally connected arm of wheel, the turning member connection on one end and vehicle of the wheel steering pull rod,
The other end of the wheel steering pull rod is to be fixedly connected with wheel damping connecting joint, on any wheel steering pull rod also
Equipped with steering linkage fixed ring, the wheel steering pull rod passes through steering linkage fixed ring and is attached, and the steering linkage is solid
Determine the lower part that ring is located at shimmy crossbeam, the steering linkage fixed ring is to be fixedly connected with shimmy crossbeam.
2. a kind of wheel steering linkage mechanism for offroad vehicle according to claim 1, it is characterised in that: the wheel pendulum
Dynamic crossbeam is both sides bending upwards type arc square beam.
3. a kind of wheel steering linkage mechanism for offroad vehicle according to claim 2, it is characterised in that: the wheel pendulum
The flexible connection position at dynamic crossbeam both ends is unlikely to deform, and then facilitates the two longitudinally connected arm of wheel movements in the horizontal direction.
4. a kind of wheel steering linkage mechanism for offroad vehicle according to claim 1, it is characterised in that: the wheel pendulum
Shimmy connection bearing is additionally provided on dynamic crossbeam, the shimmy connection bearing is located at the middle part of shimmy crossbeam, institute
It is to be fixedly connected that shimmy connection bearing, which is stated, with shimmy crossbeam.
5. a kind of wheel steering linkage mechanism for offroad vehicle according to claim 4, it is characterised in that: the wheel pendulum
Dynamic connection bearing is ball bearing, convenient for shimmy crossbeam during vehicle is advanced, with shimmy crossbeam its
In any side the longitudinally connected arm of wheel lifting and swinging and freedom and flexibility make matched movement, and then make the whole of vehicle body
Body state is consistent.
6. a kind of wheel steering linkage mechanism for offroad vehicle according to claim 1, it is characterised in that: any vehicle
It takes turns and is additionally provided with shimmy connecting joint, wheel damping connecting joint on longitudinally connected arm, swing pull rod connecting plate and turn to and draw
Bar connecting plate, the shimmy connecting joint are located at the position of the longitudinally connected arm of wheel and shimmy crossbeam, the vehicle
Wheel swings connecting joint and is attached the longitudinally connected arm of wheel and shimmy crossbeam, and the wheel damping connecting joint is located at
At the link position of the longitudinally connected arm of wheel and wheel lateral connection arm, the wheel damping connecting joint is longitudinally connected by wheel
Arm and wheel lateral connection arm are attached, and the swing pull rod connecting plate is located at the side of the longitudinally connected arm of wheel, and leans on
At the position of nearly shimmy connecting joint, the swing pull rod connecting plate is to be fixedly connected with the longitudinally connected arm of wheel, described
Steering linkage connecting plate is located at the lower part for swinging pull rod connecting plate, and at the position of wheel damping connecting joint, described
Steering linkage connecting plate is to be fixedly connected with the longitudinally connected arm of wheel, is additionally provided with damping on any wheel lateral connection arm
Spring, the damping spring are located between wheel damping connecting joint and wheel lateral connection arm, one end of the damping spring and wheel
Damping connecting joint is to be fixedly connected, and the other end of the damping spring is to be fixedly connected with wheel lateral connection arm.
7. a kind of wheel steering linkage mechanism for offroad vehicle according to claim 6, it is characterised in that: the wheel pendulum
Dynamic connecting joint is that single-bearing connects rotary joint, and then facilitates horizontally rotating for two longitudinally connected arms of wheel.
8. a kind of wheel steering linkage mechanism for offroad vehicle according to claim 6, it is characterised in that: the wheel subtracts
Shaking connecting joint is that duplex bearing connects rotary joint, the longitudinally connected arm of the wheel that it can be made to be connected and wheel lateral connection arm
Between scope of activities increase.
9. a kind of wheel steering linkage mechanism for offroad vehicle according to claim 6, it is characterised in that: the steering is drawn
Damping auxiliary telescopic bar is additionally provided on bar connecting plate, the damping auxiliary telescopic bar is located at the side of steering linkage connecting plate, institute
It is to be fixedly connected that one end of damping auxiliary telescopic bar, which is stated, with steering linkage connecting plate, the other end of the damping auxiliary telescopic bar with
Wheel damping connecting joint is to be fixedly connected.
10. a kind of wheel steering linkage mechanism for offroad vehicle according to claim 9, it is characterised in that: the damping
Auxiliary telescopic bar is fluid pressure type telescopic rod, it enables to vehicle during traveling, and wheel damping connecting joint is connected
The longitudinally connected arm of wheel and wheel lateral connection arm between floating more standardize, enhance safety, and also to wheel
Damping connecting joint plays the role of Auxiliary support, reduces the friction of wheel damping connecting joint.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810962151.3A CN109017985B (en) | 2018-08-22 | 2018-08-22 | Wheel steering linkage mechanism for off-road vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810962151.3A CN109017985B (en) | 2018-08-22 | 2018-08-22 | Wheel steering linkage mechanism for off-road vehicle |
Publications (2)
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112061225A (en) * | 2020-10-13 | 2020-12-11 | 海泰克智能科技(广州)有限公司 | All-terrain vehicle |
CN112061226A (en) * | 2020-10-13 | 2020-12-11 | 海泰克智能科技(广州)有限公司 | Vehicle auxiliary steering system |
CN112874627A (en) * | 2019-11-29 | 2021-06-01 | 比亚迪股份有限公司 | Vehicle and vehicle steering method |
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CN112874627A (en) * | 2019-11-29 | 2021-06-01 | 比亚迪股份有限公司 | Vehicle and vehicle steering method |
CN112061225A (en) * | 2020-10-13 | 2020-12-11 | 海泰克智能科技(广州)有限公司 | All-terrain vehicle |
CN112061226A (en) * | 2020-10-13 | 2020-12-11 | 海泰克智能科技(广州)有限公司 | Vehicle auxiliary steering system |
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