CN109017985B - Wheel steering linkage mechanism for off-road vehicle - Google Patents
Wheel steering linkage mechanism for off-road vehicle Download PDFInfo
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- CN109017985B CN109017985B CN201810962151.3A CN201810962151A CN109017985B CN 109017985 B CN109017985 B CN 109017985B CN 201810962151 A CN201810962151 A CN 201810962151A CN 109017985 B CN109017985 B CN 109017985B
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- wheel
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- joint
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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 invention aims to provide a wheel steering linkage mechanism for an off-road vehicle. The technical scheme of the invention is as follows: the steering device comprises a wheel swing beam, two wheel longitudinal connecting arms, two wheel transverse connecting arms, two wheels, two wheel swing pull rods and two wheel steering pull rods, wherein a wheel swing connecting bearing is arranged on the wheel swing beam, a wheel swing connecting joint, a wheel shock absorption connecting joint, a swing pull rod connecting plate and a steering pull rod connecting plate are arranged on each wheel longitudinal connecting arm, a shock absorption spring is arranged on one side of each wheel transverse connecting arm, and a shock absorption auxiliary telescopic rod is arranged on one side of each steering pull rod connecting plate. The wheel steering mechanism for the off-road vehicle adopts a movable swing structure design, can be used for running on complex rugged terrains, can effectively absorb shock, enables the vehicle to run more flexibly and freely, further improves the overall performance of the off-road vehicle, reduces friction and impact among supporting parts, and prolongs the service life of the vehicle.
Description
Technical Field
The invention relates to the field of wheel connection structures of off-road vehicles, in particular to a wheel steering linkage mechanism for an off-road vehicle.
Background
The continuous development of modern society and daily and moon life changes greatly improve the living standard and the living quality of people, and the off-road vehicle becomes a more common transportation tool in our lives. As people going out and playing on holidays get more and more, off-road vehicles in various modes are layered, and particularly in various rugged roads and desert walks, off-road vehicles for recreational properties are most favored and welcome by people, but off-road vehicles on the market at present can only basically traverse relatively complex roads and cannot achieve off-road in a real sense. For climbing, the existing off-road vehicle can only pass over a relatively small gradient, and for mountain roads with a relatively large gradient, the existing off-road vehicle cannot pass over easily at all, so that a driver must carefully drive, and if the driver is careless, the vehicle can turn over, and great damage is caused to people; for the rugged road surface, the existing off-road vehicle can only reduce the vibration of the vehicle body to a certain extent, so that a driver is in a tension environment and is easy to produce fatigue driving; except in the aspect of power, one of the defects is that in the aspect of four-wheel support of an off-road vehicle, a fixed mode is adopted for the supported wheel arm, in the running process of the vehicle, the flexibility and the variability performance are poor, although the elastic tension is obviously improved compared with other vehicle structures, the change of the height of the road surface is limited, and in the aspect of road surface running, the four-wheel drive is realized, but the running loss and the performance are not improved, particularly in the aspect of running on a rugged road, the gravity center of the whole vehicle body is swayed, the running form of the four-wheel connecting arm cannot be changed according to road conditions, the running of the vehicle is limited in an intangible way, the running of various complex terrains cannot be adapted, the friction between supporting parts of the vehicle is enhanced, the received impact is also more severe, and the stability and the safety of the whole vehicle body cannot be effectively ensured.
Disclosure of Invention
The invention aims to provide a wheel steering structure for an off-road vehicle, which adopts a movable swing structure design, and can be used for running on complex rugged terrains, so that the whole vehicle body can be prevented from being influenced by the complex terrains, meanwhile, the damping effect can be achieved, the running performance of the vehicle is improved by utilizing a movable wheel connecting and supporting structure, and a driver can keep a stable driving state in the vehicle body.
The technical scheme of the invention is as follows: a wheel steering linkage for an off-road vehicle, characterized by: the two longitudinal connecting arms are respectively and fixedly connected with the two ends of the wheel swing beam, the two longitudinal connecting arms are respectively positioned at the lower part of each longitudinal connecting arm, the two transverse connecting arms are fixedly connected with the longitudinal connecting arms, the two wheels are respectively positioned at one end of each transverse connecting arm, the wheels are fixedly connected with the transverse connecting arms, the wheel brake disc is arranged on the wheels, the wheel brake disc is positioned between the transverse connecting arms and the wheels, the wheel brake disc is fixedly connected with the wheels, the wheel swing pull rod is positioned at one side of the longitudinal connecting arms, one end of the wheel swing pull rod is fixedly connected with the swing pull rod connecting plate, the other end of the wheel swing pull rod is connected with a steering component on the vehicle, the other side of the wheel swing pull rod is positioned at the longitudinal connecting arm, the other end of the wheel swing pull rod is fixedly connected with a steering ring, the steering ring is fixedly connected with the steering ring, and the steering ring is fixedly connected with the steering ring.
Further, the wheel swing beam is an arc square beam with two upward tilted sides.
Still further, the swing joint position at wheel swing crossbeam both ends is difficult for yielding, and then makes things convenient for the removal of two wheel longitudinal connecting arms in the horizontal direction.
Further, the wheel swing beam is further provided with a wheel swing connecting bearing, the wheel swing connecting bearing is positioned in the middle of the wheel swing beam, and the wheel swing connecting bearing is fixedly connected with the wheel swing beam.
Still further, the wheel swing connection bearing is a ball bearing, so that the wheel swing beam can freely and flexibly make matching actions along with the lifting swing of the wheel longitudinal connection arm on any side of the wheel swing beam in the running process of the vehicle, and the whole state of the vehicle body is kept consistent.
Further, any of the wheel longitudinal connecting arms is further provided with a wheel swing connecting joint, a wheel shock absorbing connecting joint, a swing pull rod connecting plate and a steering pull rod connecting plate, the wheel swing connecting joint is located at the position of the wheel longitudinal connecting arm and the wheel swing beam, the wheel swing connecting joint connects the wheel longitudinal connecting arm and the wheel swing beam, the wheel shock absorbing connecting joint is located at the connecting position of the wheel longitudinal connecting arm and the wheel transverse connecting arm, the wheel shock absorbing connecting joint connects the wheel longitudinal connecting arm and the wheel transverse connecting arm, the swing pull rod connecting plate is located at one side of the wheel longitudinal connecting arm and is close to the position of the wheel swing connecting joint, the swing pull rod connecting plate is fixedly connected with the wheel longitudinal connecting arm, the steering pull rod connecting plate is fixedly connected with the wheel longitudinal connecting arm and is close to the position of the wheel shock absorbing connecting joint, any of the wheel transverse connecting arm is further provided with a shock absorbing spring, one end of the shock absorbing spring is fixedly connected with the wheel transverse connecting arm, and the other end of the shock absorbing spring is fixedly connected with the wheel transverse connecting arm.
Still further, the wheel swing joint is a single bearing joint rotary joint, thereby facilitating the horizontal rotation of the two wheel longitudinal connecting arms.
Still further, the wheel shock attenuation joint is the duplex bearing and connects the swivelling joint, can make the movable range between the wheel longitudinal connecting arm and the wheel transverse connecting arm that it connects increase.
Still further, still be equipped with the supplementary telescopic link of shock attenuation on the tie rod connecting plate, the supplementary telescopic link of shock attenuation is located one side of tie rod connecting plate, the one end and the tie rod connecting plate of the supplementary telescopic link of shock attenuation are fixed connection, the other end and the wheel shock attenuation of the supplementary telescopic link of shock attenuation are connected the joint and are fixed connection.
Still further, supplementary telescopic link of shock attenuation is hydraulic type telescopic link, and it can make the vehicle at the in-process of traveling, and the wheel that the wheel shock attenuation is connected between the wheel longitudinal link arm and the wheel transverse link arm that the joint is connected float more standard, has strengthened the security to also played auxiliary stay's effect to the wheel shock attenuation joint, reduced the friction of wheel shock attenuation joint.
The invention has the beneficial effects that: the wheel steering mechanism for the off-road vehicle adopts a movable swing structure design, and can be used for running on complex rugged terrains, so that the whole vehicle body can be prevented from being influenced by complex terrains, the damping effect can be achieved, the movable wheel connecting support structure is utilized to improve the running performance of the vehicle, and a driver can keep a stable driving state in the vehicle body. The middle part of the wheel swinging cross beam of the structure is provided with a wheel swinging connecting bearing, and the wheel swinging cross beam adopts a ball bearing, so that the wheel swinging cross beam can freely and flexibly perform matching actions along with the lifting and swinging of the wheel longitudinal connecting arm at any side of the wheel swinging cross beam in the running process of a vehicle, and the whole state of the vehicle body is kept consistent; the wheel swinging cross beam adopts an arc square beam with two tilted edges, and the structure is more dispersed compared with a horizontal structure, so that the movable connection parts at the two ends of the wheel swinging cross beam are not easy to deform, and the movement in the horizontal direction is convenient; the wheel swing connection joint adopts a single bearing to connect the rotary joint, so that the horizontal rotation of the two wheel longitudinal connection arms is facilitated, the wheel shock absorption connection joint adopts a double bearing to connect the rotary joint, the movable range between the connected wheel longitudinal connection arm and the wheel transverse connection arm is enlarged, when a vehicle runs on a bumpy road section where the vehicle passes, the shock absorption auxiliary telescopic rod and the shock absorption spring cooperate, so that the floating between the wheel longitudinal connection arm and the wheel transverse connection arm connected with the wheel shock absorption connection joint is more standard, the safety is enhanced, the auxiliary supporting effect is also realized on the wheel shock absorption connection joint, and the friction of the wheel shock absorption connection joint is reduced; in addition, due to the application specificity of the four-wheel drive off-road vehicle, the vehicle often runs in areas with complex terrains such as bumpy road sections, mountain lands and the like, the front wheels and the rear wheels on two sides of the vehicle body are likely to pass through the areas with uneven heights during running, the wheel swinging cross beam is designed into an up-down swinging structure taking the center as the axle center, so that no matter how complex terrains are encountered during running of the vehicle, the four wheels can be changed in height along with the passing road surfaces, the gravity center of the vehicle body is kept in a relatively stable state, the series of linkage mechanisms enable the running of the vehicle to be more flexible and free, the wheel supporting structure capable of being adjusted in a changing mode can adapt to the running of various complex terrains, the overall performance of the off-road vehicle is further improved, friction and impact among supporting parts of the vehicle are reduced, and the service life of the vehicle is prolonged.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a schematic view of the swing beam deployment structure of the present invention.
Fig. 3 is a schematic perspective view of a front wheel steering linkage mechanism according to the present invention.
Fig. 4 is a schematic perspective view of a rear wheel steering linkage mechanism according to the present invention.
Fig. 5 is a schematic perspective view of a steering linkage mechanism according to the present invention.
Fig. 6 is a schematic side view of a steering linkage mechanism according to the present invention.
Fig. 7 is an enlarged schematic view of the structure of the wheel shock absorbing joint area of the present invention.
Wherein: 1. wheel swing beam 2, wheel swing connecting bearing 3 and wheel longitudinal connecting arm
4. Wheel swing connection joint 5, wheel shock absorption connection joint 6 and wheel transverse connection arm
7. Damping spring 8, wheel brake disc 9 and wheel
10. Wheel swing tie rod 11, wheel steering tie rod 12, and tie rod fixing ring
13. Swing pull rod connecting plate 14, steering pull rod connecting plate 15 and damping auxiliary telescopic rod
Detailed Description
The following is a brief description of embodiments of the present invention with reference to the accompanying drawings.
A wheel steering linkage for an off-road vehicle as shown in fig. 1, 2, 3, 4, 5, 6, 7, characterized by: the wheel swinging cross beam comprises a wheel swinging cross beam 1, two wheel longitudinal connecting arms 3, two wheel transverse connecting arms 6, two wheels 9, two wheel swinging pull rods 10 and two wheel steering pull rods 11, wherein the wheel swinging cross beam 1 is also provided with a wheel swinging connecting bearing 2, the wheel swinging connecting bearing 2 is positioned in the middle of the wheel swinging cross beam 1, the wheel swinging connecting bearing 2 is fixedly connected with the wheel swinging cross beam 1, the two wheel longitudinal connecting arms 3 are respectively and parallelly positioned at two ends of the wheel swinging cross beam 1, the two wheel longitudinal connecting arms 3 are fixedly connected with the wheel swinging cross beam 1, the two wheel transverse connecting arms 6 are respectively positioned at the lower part of each wheel longitudinal connecting arm 3, the wheel transverse connecting arms 6 are fixedly connected with the wheel longitudinal connecting arms 3, the two wheels 9 are respectively positioned at one end of the wheel transverse connecting arm 6, the wheels 9 and the wheel transverse connecting arm 6 are fixedly connected, a wheel brake disc 8 is also arranged on any wheel 9, the wheel brake disc 8 is positioned between the wheel transverse connecting arm 6 and the wheels 9, the wheel brake disc 8 and the wheels 9 are fixedly connected, a wheel swinging connecting joint 4, a wheel damping connecting joint 5, a swinging pull rod connecting plate 13 and a steering pull rod connecting plate 14 are also arranged on any wheel longitudinal connecting arm 3, the wheel swinging connecting joint 4 is positioned at the position of the wheel longitudinal connecting arm 3 and the wheel swinging beam 1, the wheel swinging connecting joint 4 connects the wheel longitudinal connecting arm 3 and the wheel swinging beam 1, the wheel damping connecting joint 5 is positioned at the connecting position of the wheel longitudinal connecting arm 3 and the wheel transverse connecting arm 6, the wheel shock-absorbing connecting joint 5 connects the wheel longitudinal connecting arm 3 and the wheel transverse connecting arm 6, the swing pull rod connecting plate 13 is positioned at one side of the wheel longitudinal connecting arm 3 and is close to the position of the wheel swing connecting joint 4, the swing pull rod connecting plate 13 and the wheel longitudinal connecting arm 3 are fixedly connected, the steering pull rod connecting plate 14 is positioned at the lower part of the swing pull rod connecting plate 13 and is close to the position of the wheel shock-absorbing connecting joint 5, the steering pull rod connecting plate 14 and the wheel longitudinal connecting arm 3 are fixedly connected, the steering pull rod connecting plate 14 is also provided with a shock-absorbing auxiliary telescopic rod 15, one end of the shock-absorbing auxiliary telescopic rod 15 is fixedly connected with the steering pull rod connecting plate 14, the other end of the shock-absorbing auxiliary telescopic rod 15 and the wheel shock-absorbing connecting joint 5 are fixedly connected, any wheel transverse connecting arm 6 is also provided with a shock-absorbing spring 7, one end of the shock-absorbing spring 7 is fixedly connected with the wheel transverse connecting arm 6, the other end of the steering pull rod 7 is fixedly connected with one end of the wheel longitudinal connecting arm 11, one end of the wheel longitudinal connecting arm 10 is fixedly connected with one end of the wheel swing arm 10 of the steering pull rod 10, one end of the wheel longitudinal connecting member 10 is fixedly connected with the wheel longitudinal connecting arm 11 of the wheel swing arm 10, the other end of the wheel steering tie rod 11 is fixedly connected with the wheel shock absorption connecting joint 5, any wheel steering tie rod 11 is further provided with a steering tie rod fixing ring 12, the wheel steering tie rod 11 passes through the steering tie rod fixing ring 12 to be connected, the steering tie rod fixing ring 12 is positioned at the lower part of the wheel swing beam 1, and the steering tie rod fixing ring 12 is fixedly connected with the wheel swing beam 1. The wheel swing beam 1 is an arc square beam with two upward tilted sides. The wheel swing connection bearing 2 is a ball bearing. The wheel swing connection joint 4 is a single-bearing connection rotary joint. The wheel shock absorption connecting joint 5 is a double-bearing connecting rotary joint. The shock-absorbing auxiliary telescopic rod 15 is a hydraulic telescopic rod.
The working mode is as follows: the wheel steering mechanism for the off-road vehicle adopts a movable swing structure design, and can be used for running on complex rugged terrains, so that the whole vehicle body can be prevented from being influenced by complex terrains, the damping effect can be achieved, the movable wheel connecting support structure is utilized to improve the running performance of the vehicle, and a driver can keep a stable driving state in the vehicle body. The structure mainly comprises a wheel swinging cross beam 1, two wheel longitudinal connecting arms 3, two wheel transverse connecting arms 6, two wheels 9, two wheel swinging pull rods 10 and two wheel steering pull rods 11, wherein the middle part of the wheel swinging cross beam 1 is provided with a wheel swinging connecting bearing 2, the wheel swinging connecting bearing 2 adopts a ball bearing, so that the wheel swinging cross beam 1 can freely and flexibly perform matching actions along with the lifting and swinging of the wheel longitudinal connecting arms 3 on any side of the wheel swinging cross beam 1 in the running process of a vehicle, and the whole state of the vehicle body is kept consistent; the wheel swinging cross beam 1 adopts an arc square beam with two upturned sides, and the structure is more dispersed compared with a horizontal structure, so that the movable connection parts at the two ends of the wheel swinging cross beam 1 are not easy to deform, and the two wheel longitudinal connecting arms 3 can move in the horizontal direction conveniently; the two wheel longitudinal connecting arms 3 are respectively and parallelly positioned at two ends of the wheel swinging cross beam 1, the position of each wheel longitudinal connecting arm 3 and the wheel swinging cross beam 1 is fixedly connected by utilizing a wheel swinging connecting joint 4, the connecting position of the wheel longitudinal connecting arm 3 and the wheel transverse connecting arm 6 is fixedly connected by utilizing a wheel damping connecting joint 5, wherein the wheel swinging connecting joint 4 adopts a single bearing to connect a rotary joint so as to facilitate the horizontal rotation of the two wheel longitudinal connecting arms 3, the wheel damping connecting joint 5 adopts a double bearing to connect the rotary joint, the movable range between the wheel longitudinal connecting arm 3 and the wheel transverse connecting arm 6 connected by the wheel longitudinal connecting arms is enlarged, besides, one side of each wheel transverse connecting arm 6 is provided with a damping spring 7, the damping spring 7 is used for connecting the wheel damping connecting joint 5 and the wheel transverse connecting arm 6, a damping auxiliary telescopic rod 15 is further arranged on a steering rod connecting plate 14, the two ends of the damping auxiliary telescopic rod 15 are used for connecting the steering rod 14 and the wheel damping connecting joint 5, when a vehicle runs, the wheel 9 passes through the auxiliary rod 15 and the damping connecting rod 5, the damping auxiliary connecting rod 5 is in a matched manner, the damping joint is better in a normal connection, and the damping connection between the wheel longitudinal connecting joint 5 and the wheel damping connecting joint is realized, and the damping connection is more normal; the two ends of the wheel swing pull rod 10 on one side of each wheel longitudinal connecting arm 3 are respectively connected with the swing pull rod connecting plate 13 and the steering component on the vehicle, and the two ends of the wheel steering pull rod 11 on the other side of the wheel longitudinal connecting arms 3 are respectively connected with the wheel shock absorption connecting joint 5 and the steering component on the vehicle, so that a driver can drive the direction of the vehicle by controlling the steering wheel left or right according to the needs, and the steering operation of the vehicle is more flexible; in addition, due to the application specificity of the four-wheel drive off-road vehicle, the vehicle often runs in areas with complex terrains such as bumpy road sections, mountain lands and the like, the front wheels and the rear wheels on two sides of the vehicle body are likely to pass through the areas with uneven heights during running, so the wheel swinging cross beam 1 is designed to be of an up-down swinging structure taking the center as the axle center, the situation that no matter how complex terrains are encountered during running of the vehicle, the four wheels can be changed in height along with the passing road surfaces, the gravity center of the vehicle body is kept in a relatively stable state, the series of linkage mechanisms enable the running of the vehicle to be more flexible and free, the wheel supporting structure capable of being adjusted in a changing way can adapt to running of various complex terrains, the overall performance of the off-road vehicle is further improved, friction and impact among supporting parts of the vehicle are reduced, and the service life of the vehicle is prolonged.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", "end", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (7)
1. A wheel steering linkage for an off-road vehicle, characterized by: the two longitudinal connecting arms are respectively and fixedly connected with the two longitudinal connecting arms, the two transverse connecting arms are respectively and fixedly connected with the lower part of each longitudinal connecting arm, the two wheels are respectively and fixedly connected with one end of each transverse connecting arm, the wheels are fixedly connected with the transverse connecting arms, a wheel brake disc is arranged on any transverse connecting arm, the wheel brake disc is positioned between the transverse connecting arms and the wheels, the wheel brake disc is fixedly connected with the wheels, any wheel swing pull rod is positioned on one side of the longitudinal connecting arms, one end of the wheel swing pull rod is fixedly connected with the swing pull rod connecting plate, the other end of the wheel swing pull rod is connected with a steering component on the vehicle, any wheel is positioned on the other side of the longitudinal connecting arms, the wheel swing pull rod is fixedly connected with a steering ring, the steering ring is fixedly connected with one end of the steering ring, and the steering ring is fixedly connected with the steering ring;
the steering device comprises a steering rod connecting plate, a wheel longitudinal connecting arm, a wheel vibration reducing connecting joint, a vibration reducing pull rod connecting plate and a steering rod connecting plate, wherein the wheel vibration connecting joint is positioned at the position of the wheel longitudinal connecting arm and the wheel vibration cross beam, the wheel vibration reducing connecting joint is positioned at the connecting position of the wheel longitudinal connecting arm and the wheel transverse connecting arm, the wheel vibration reducing connecting joint is used for connecting the wheel longitudinal connecting arm and the wheel transverse connecting arm, the vibration reducing pull rod connecting plate is positioned at one side of the wheel longitudinal connecting arm and is close to the position of the wheel vibration connecting joint, the vibration reducing pull rod connecting plate is fixedly connected with the wheel longitudinal connecting arm, the steering rod connecting plate is fixedly connected with the wheel longitudinal connecting arm and is close to the position of the wheel vibration reducing connecting joint, a vibration reducing spring is further arranged on the wheel transverse connecting arm and is positioned between the wheel vibration reducing connecting arm, one end of the vibration reducing spring is fixedly connected with the wheel vibration reducing connecting arm, and the other end of the vibration reducing spring is fixedly connected with the wheel transverse connecting arm;
the wheel shock absorption connecting joint is a double-bearing connecting rotary joint, so that the movable range between the wheel longitudinal connecting arm and the wheel transverse connecting arm connected with the wheel shock absorption connecting joint can be enlarged;
the steering rod connecting plate is further provided with a damping auxiliary telescopic rod, the damping auxiliary telescopic rod is located on one side of the steering rod connecting plate, one end of the damping auxiliary telescopic rod is fixedly connected with the steering rod connecting plate, and the other end of the damping auxiliary telescopic rod is fixedly connected with a wheel damping connection joint.
2. A wheel steering linkage for an off-road vehicle as defined in claim 1, wherein: the wheel swinging cross beam is an arc square beam with two upward tilted sides.
3. A wheel steering linkage for an off-road vehicle as defined in claim 2, wherein: the movable connection parts at the two ends of the wheel swing beam are not easy to deform, so that the two wheel longitudinal connecting arms can move in the horizontal direction conveniently.
4. A wheel steering linkage for an off-road vehicle as defined in claim 1, wherein: the wheel swing beam is also provided with a wheel swing connecting bearing, the wheel swing connecting bearing is positioned in the middle of the wheel swing beam, and the wheel swing connecting bearing is fixedly connected with the wheel swing beam.
5. A wheel steering linkage for an off-road vehicle as defined in claim 4, wherein: the wheel swing connecting bearing is a ball bearing, so that the wheel swing beam can freely and flexibly perform matching actions along with the lifting swing of the wheel longitudinal connecting arm on any side of the wheel swing beam in the running process of the vehicle, and the overall state of the vehicle body is kept consistent.
6. A wheel steering linkage for an off-road vehicle as defined in claim 1, wherein: the wheel swing connection joint is a single-bearing connection rotary joint, so that the horizontal rotation of the two wheel longitudinal connection arms is facilitated.
7. A wheel steering linkage for an off-road vehicle as defined in claim 1, wherein: the auxiliary shock-absorbing telescopic rod is a hydraulic telescopic rod, the vehicle can float between the longitudinal wheel connecting arm and the transverse wheel connecting arm which are connected by the wheel shock-absorbing connecting joint more normally in the running process of the vehicle, safety is enhanced, an auxiliary supporting effect is also achieved on the wheel shock-absorbing connecting joint, and friction of the wheel shock-absorbing connecting joint is reduced.
Priority Applications (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 |
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)
| Publication Number | Publication Date |
|---|---|
| CN109017985A CN109017985A (en) | 2018-12-18 |
| CN109017985B true CN109017985B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810962151.3A Active CN109017985B (en) | 2018-08-22 | 2018-08-22 | Wheel steering linkage mechanism for off-road vehicle |
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| CN (1) | CN109017985B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874627B (en) * | 2019-11-29 | 2022-09-06 | 比亚迪股份有限公司 | Vehicle and vehicle steering method |
| 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 |
| CN112061225A (en) * | 2020-10-13 | 2020-12-11 | 海泰克智能科技(广州)有限公司 | All-terrain vehicle |
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| JPH0567582U (en) * | 1992-02-24 | 1993-09-07 | 日野自動車工業株式会社 | Anti-vibration damper device for self-steering shaft |
| JPH07277215A (en) * | 1994-04-06 | 1995-10-24 | Kubota Corp | Steering device |
| JP2003089308A (en) * | 2001-09-18 | 2003-03-25 | Mitsubishi Automob Eng Co Ltd | Vehicle having same shape suspension mechanism in, on front and rear wheels |
| DE102012209570A1 (en) * | 2012-06-06 | 2013-12-12 | Bayerische Motoren Werke Aktiengesellschaft | Wheel suspension for steerable vehicle wheel, has transverse control arm and tie rod, which are connected by coupling element, so that tie rod is pressurized with restoring force to steering restoring position in deflection of tie rod |
| CN103587363A (en) * | 2012-08-16 | 2014-02-19 | 金华青年汽车制造有限公司 | Double-swing-arm breaking type front axle |
| CN103057589A (en) * | 2013-01-23 | 2013-04-24 | 湖北航天技术研究院特种车辆技术中心 | Steering mechanism |
| CN103317987A (en) * | 2013-05-16 | 2013-09-25 | 姬亮 | Off-road vehicle with wheels capable of being lifted and landed freely |
| CN106042917A (en) * | 2016-07-04 | 2016-10-26 | 程广森 | Vehicle chassis |
| CN106585308A (en) * | 2017-02-17 | 2017-04-26 | 湖北赞博信息科技股份有限公司 | Automotive chassis adjustment support arm stamping part |
| CN107697210A (en) * | 2017-11-08 | 2018-02-16 | 上海狼蚁工业设计有限公司 | A kind of all-wheel steering mechanism of perambulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109017985A (en) | 2018-12-18 |
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