CN107010110A - A kind of big axle load chassis doube bridge steering - Google Patents
A kind of big axle load chassis doube bridge steering Download PDFInfo
- Publication number
- CN107010110A CN107010110A CN201710242471.7A CN201710242471A CN107010110A CN 107010110 A CN107010110 A CN 107010110A CN 201710242471 A CN201710242471 A CN 201710242471A CN 107010110 A CN107010110 A CN 107010110A
- Authority
- CN
- China
- Prior art keywords
- propons
- back axle
- axle
- swing arm
- steering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- B62D7/06—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
- B62D7/15—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 characterised by means varying the ratio between the steering angles of the steered wheels
- B62D7/1518—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 characterised by means varying the ratio between the steering angles of the steered wheels comprising a mechanical interconnecting system between the steering control means of the different axles
- B62D7/1527—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 characterised by means varying the ratio between the steering angles of the steered wheels comprising a mechanical interconnecting system between the steering control means of the different axles comprising only mechanical parts, i.e. without assistance means
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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
- B62D7/16—Arrangement of linkage connections
- B62D7/163—Arrangement of linkage connections substantially in axial direction, e.g. between rack bar and tie-rod
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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
- B62D7/16—Arrangement of linkage connections
- B62D7/166—Arrangement of linkage connections substantially perpendicular, e.g. between tie-rod and steering knuckle
Abstract
The invention discloses a kind of big axle load chassis doube bridge steering, including propons steering unit, rear-axle steering unit, T-shaped angle driver, first steering drive axle and the second steering drive axle, propons steering unit includes the first power steering stgear, first follower, propons left swing arm, propons right swing arm, propons left side pull bar, pull bar on the right of propons, the left tie rod arm of propons, the right tie rod arm of propons and front axle tie rod, rear-axle steering unit includes the second power steering stgear, second follower, back axle left swing arm, back axle right swing arm, back axle left side pull bar, pull bar on the right of back axle, the left tie rod arm of back axle, the right tie rod arm of back axle and back axle drag link, two output ends of T-shaped angle driver are connected by the first steering drive axle and the second steering drive axle with the input of the first power steering stgear and the input of the second power steering stgear.It has the advantages that simple in construction, easy to use, output torque is big, occupied little space, front wheel angle is big, can meet the use demand on big axle load chassis.
Description
Technical field
The present invention relates to a kind of vehicle chassis transfer, and in particular to a kind of doube bridge steering system for big axle load chassis
System.
Background technology
In vehicular field, heavy type chassis steering in the market mainly adds the knot of steering actuation cylinder using steering gear
Configuration formula.The steering of such a structure is only applicable to rigid axle suspension, needs to increase between centers if independent suspension is applied to
Longitudinal tie mechanism, this can increase the complexity of structure;And the steering of this oil cylinder power-assisted is applied to exist in heavy type chassis and beaten
The problem of direction is heavy, it usually needs increase cylinder sizes are to strengthen power-assisted, and this can increase space requirement again.Meanwhile, this turn
Vehicle front portion is usually placed in the steering gear of system, easily interference is produced with pull bar when front wheel angle is larger, have impact on and turn
Bend diameter and pass through property.
With the development of vehicle chassis heavy-duty, body dimensions are also increasing, and the requirement to being diverted through property is also more next
It is higher, on the one hand require that front wheel angle is increasing, the increase of another aspect axle load is to steering it is also proposed that requirements at the higher level.And
Existing chassis steering system can not meet above-mentioned requirements.Therefore, research and develop that a kind of output torque is big, occupy little space,
The big steering of front wheel angle has certain promotion meaning for the development of this area.
The content of the invention
It is an object of the invention to provide a kind of big axle load chassis doube bridge steering, it has simple in construction, user
Just, output torque is big, occupy little space, the advantage that front wheel angle is big, can fully meet the use demand on big axle load chassis.
To solve complicated, the space-consuming that steering gear in the prior art adds its presence of the steering of steering actuation cylinder
Greatly, the small technical problem of front wheel angle, is turned to the invention provides a kind of big axle load chassis doube bridge steering, including propons
Unit, rear-axle steering unit, T-shaped angle driver, the first steering drive axle and the second steering drive axle;The propons steering unit
Including being drawn on the right of the first power steering stgear, the first follower, propons left swing arm, propons right swing arm, propons left side pull bar, propons
The left tie rod arm of bar, propons, the right tie rod arm of propons and front axle tie rod, the first power steering stgear and the first follower edge left and right
Be arranged at intervals and correspondingly the rear end with propons left swing arm and propons right swing arm be connected, the first power steering stgear and the first follower it
Between be provided with the first oil circuit, the front end correspondence of propons left swing arm and propons right swing arm and pull bar on the right of propons left side pull bar and propons
Inner end is hinged, and the outer end correspondence of pull bar is cut with scissors with the left tie rod arm of propons and the right tie rod arm of propons on the right of propons left side pull bar and propons
Connect, the two ends correspondence and the middle front part of propons left swing arm and propons right swing arm of front axle tie rod are hinged;The rear-axle steering unit
Including being drawn on the right of the second power steering stgear, the second follower, back axle left swing arm, back axle right swing arm, back axle left side pull bar, back axle
The left tie rod arm of bar, back axle, the right tie rod arm of back axle and back axle drag link, the second power steering stgear and the second follower edge left and right
Be arranged at intervals and correspondingly the rear end with back axle left swing arm and back axle right swing arm be connected, the second power steering stgear and the second follower it
Between be provided with the second oil circuit, the front end correspondence of back axle left swing arm and back axle right swing arm and pull bar on the right of back axle left side pull bar and back axle
Inner end is hinged, and the outer end correspondence of pull bar is cut with scissors with the left tie rod arm of back axle and the right tie rod arm of back axle on the right of back axle left side pull bar and back axle
Connect, the two ends correspondence and the middle front part of back axle left swing arm and back axle right swing arm of back axle drag link are hinged;The T-shaped angle driver is set
It is placed between the first power steering stgear and the second power steering stgear, and the two output ends correspondence of T-shaped angle driver is passed through first
The input of the input and the second power steering stgear of steering drive axle and the second steering drive axle and the first power steering stgear connects
Connect;
When installing and using, make the first power steering stgear, the first follower, the second power steering stgear and the second follower solid
It is scheduled on vehicle frame, makes the left tie rod arm of propons, the right tie rod arm of propons, the left tie rod arm of back axle and the right tie rod arm correspondence of back axle and propons left
Knuckle, propons right turn section, back axle left steering section are fixedly connected with back axle right turn section, and make the input of T-shaped angle driver
End is connected by the 3rd steering drive axle, angle driver with steering wheel.
Further, a kind of big axle load chassis doube bridge steering of the present invention, wherein, the propons left swing arm, propons
The left tie rod arm correspondence of left side pull bar, propons and pull bar, symmetrical point of the right tie rod arm of propons on the right of propons right swing arm, propons
Cloth.
Further, a kind of big axle load chassis doube bridge steering of the present invention, wherein, first power steering stgear and
Line between the tie point of propons left swing arm and the tie point of the first follower and propons right swing arm, with propons left swing arm, preceding
Bridge right swing arm and front axle tie rod constitute parallelogram sturcutre.
Further, a kind of big axle load chassis doube bridge steering of the present invention, wherein, the back axle left swing arm, back axle
The left tie rod arm correspondence of left side pull bar, back axle and pull bar, symmetrical point of the right tie rod arm of back axle on the right of back axle right swing arm, back axle
Cloth.
Further, a kind of big axle load chassis doube bridge steering of the present invention, wherein, second power steering stgear and
Line between the tie point of back axle left swing arm and the tie point of the second follower and back axle right swing arm, with back axle left swing arm, after
Bridge right swing arm and back axle drag link constitute parallelogram sturcutre.
A kind of big axle load chassis of the present invention with doube bridge steering compared with prior art, with advantages below:The present invention
By setting propons steering unit, rear-axle steering unit, T-shaped angle driver, the first steering drive axle and the second steering drive axle,
Propons steering unit is allowed to specifically include the first power steering stgear, the first follower, propons left swing arm, propons right swing arm, propons left
Side pull bar, pull bar, the left tie rod arm of propons, the right tie rod arm of propons and front axle tie rod on the right of propons, make the first power steering stgear and
First follower is arranged at intervals along left and right and correspondingly the rear end with propons left swing arm and propons right swing arm is connected, and in the first power
First oil circuit is set between steering gear and the first follower, makes the front end correspondence and propons of propons left swing arm and propons right swing arm left
The inner end of pull bar is hinged on the right of side pull bar and propons, makes the outer end correspondence and propons of propons left side pull bar and propons the right pull bar left
Tie rod arm and the right tie rod arm of propons are hinged, allow front axle tie rod two ends correspondence with propons left swing arm and propons right swing arm before
Portion is hinged.Meanwhile, allow rear-axle steering unit to specifically include the second power steering stgear, the second follower, back axle left swing arm, back axle right
Swing arm, back axle left side pull bar, back axle the right pull bar, the left tie rod arm of back axle, the right tie rod arm of back axle and back axle drag link, make second to move
Power steering gear and the second follower edge or so are arranged at intervals and correspondingly the rear end with back axle left swing arm and back axle right swing arm is connected, and
Second oil circuit is set between the second power steering stgear and the second follower, the front end pair of back axle left swing arm and back axle right swing arm is allowed
It should be hinged with the inner end of pull bar on the right of back axle left side pull bar and back axle, allow the outer end pair of pull bar on the right of back axle left side pull bar and back axle
It should be hinged with the left tie rod arm of back axle and the right tie rod arm of back axle, make the two ends correspondence and back axle left swing arm and back axle of back axle drag link right
The middle front part of swing arm is hinged.Allow T-shaped angle driver to be arranged between the first power steering stgear and the second power steering stgear, and make T
The two output ends correspondence of type angle driver passes through the first steering drive axle and the second steering drive axle and the first power steering stgear
The input connection of input and the second power steering stgear.Thus a kind of simple in construction, easy to use, output torque is just constituted
Greatly, occupy little space, the big axle load chassis doube bridge steering that front wheel angle is big.When installing and using, the first power is allowed to turn
It is each attached to device, the first follower, the second power steering stgear and the second follower on vehicle frame, allows the left tie rod arm of propons, propons
The left tie rod arm of right tie rod arm, back axle and the right tie rod arm correspondence of back axle and propons left steering section, propons right turn section, back axle left steering
Section is fixedly connected with back axle right turn section, and make the input of T-shaped angle driver by the 3rd steering drive axle, angle driver and
Steering wheel is connected.In steering procedure, by angle driver by the vertical convert rotational motion of steering wheel be the 3rd steering drive axle
Lateral rotation movement, and by T-shaped angle driver by the convert rotational motion of the 3rd steering drive axle be first turn to be driven
The rotary motion of axle and the second steering drive axle.On the one hand, angular signal is delivered to the first power and turned by the first steering drive axle
To device, the transform linear motion of its oil cylinder is rotary power with the first follower and drives propons left by the first power steering stgear
Swing arm and the equidirectional rotation of propons right swing arm, propons left swing arm push-and-pull propons left side pull bar corresponding with the front end of propons right swing arm and
Pull bar on the right of propons, and drive the left tie rod arm of propons and the right tie rod arm of propons and its corresponding propons left steering section and propons to turn right
To section around its stub center rotating, it is achieved thereby that the turning function of front axle wheel.On the other hand, the second steering drive axle will turn
Angle signal is delivered to the second power steering stgear, and the second power steering stgear is with the second follower by the transform linear motion of its oil cylinder
For rotary power and drive the front end of back axle left swing arm and the equidirectional rotation of back axle right swing arm, back axle left swing arm and back axle right swing arm
Pull bar on the right of correspondence push-and-pull back axle left side pull bar and back axle, and drive the left tie rod arm of back axle and the right tie rod arm of back axle and its corresponding
Back axle left steering section and back axle right turn section are around its stub center rotating, it is achieved thereby that the turning function of back axle wheel.This hair
Bright compact conformation, occupy little space, turn by using the first power steering stgear, the first follower, the second power compared with large-diameter
Output torque can be effectively improved to device and the second follower;By using the steering geometry of breakaway-element, the present invention is set both may be used
Applied to independent suspension system, dependent is can be applied to again and hangs system, the scope of application is wider.As prioritization scheme, the present invention is logical
Cross and allow the steering trapezium of propons steering unit and rear-axle steering unit to use front and rear correspondence, symmetrical structure type, before allowing
The left tie rod arm correspondence of bridge left swing arm, propons left side pull bar, propons and pull bar, the right tie rod arm of propons on the right of propons right swing arm, propons,
When turning to the side force acted on propons left swing arm and the propons right swing arm centre of gyration can be made to cancel out each other, make the first power
Steering gear and the first follower are almost solely subjected to the effect of moment of torsion, improve the work of the first power steering stgear and the first follower
Condition;Similarly, by making the left tie rod arm of back axle left swing arm, back axle left side pull bar, back axle corresponding and back axle right swing arm, back axle the right
The right tie rod arm of pull bar, back axle, the symmetrical symmetrical distribution of distribution, can make to act on back axle left swing when turning to
Side force on arm and the back axle right swing arm centre of gyration is cancelled out each other, and the second power steering stgear and the second follower is almost only held
Acted on by moment of torsion, improve the condition of work of the second power steering stgear and the second follower.Above structure setting turns in enhancing
To on the basis of stationarity and controllability, the comfortableness of operation can be effectively improved.
Below in conjunction with the accompanying drawings shown embodiment a kind of big axle load chassis doube bridge steering of the present invention is made into
One step is described in detail:
Brief description of the drawings
Fig. 1 is a kind of structural representation of big axle load chassis doube bridge steering of the present invention.
Embodiment
A kind of embodiment of big axle load chassis doube bridge steering of the present invention, including propons turn as shown in Figure 1
To unit 1, rear-axle steering unit 2, T-shaped angle driver 3, the first steering drive axle 4 and the second steering drive axle 5.Propons is turned to
Unit 1 specifically includes the first power steering stgear 11, the first follower 12, propons left swing arm 13, propons right swing arm 14, the propons left side
Pull bar 16, the left tie rod arm 17 of propons, the right tie rod arm 18 of propons and front axle tie rod 19 on the right of pull bar 15, propons.Allow the first power
The follower 12 of steering gear 11 and first is arranged at intervals and the corresponding rear end with propons left swing arm 13 and propons right swing arm 14 along left and right
Connection, and first oil circuit 110 is set between the first power steering stgear 11 and the first follower 12, propons left swing arm 13 is allowed with before
The front end correspondence of bridge right swing arm 14 and the inner end of propons left side pull bar 15 and propons the right pull bar 16 are hinged, and allow propons left side pull bar
15 and propons on the right of the outer end correspondence of pull bar 16 be hinged with the left tie rod arm of propons 17 and the right tie rod arm 18 of propons, allow front axle tie rod
19 two ends correspondence and the middle front part of propons left swing arm 13 and propons right swing arm 14 is hinged.Rear-axle steering unit 2 specifically includes
Two power steering stgears 21, the second follower 22, back axle left swing arm 23, back axle right swing arm 24, back axle left side pull bar 25, back axle the right
The left tie rod arm 27 of pull bar 26, back axle, the right tie rod arm 28 of back axle and back axle drag link 29.Allow the second power steering stgear 21 and second with
Dynamic device 22 is arranged at intervals along left and right and correspondingly the rear end with back axle left swing arm 23 and back axle right swing arm 24 is connected, and in the second power
Second oil circuit 210 is set between the follower 22 of steering gear 21 and second, the front end of back axle left swing arm 23 and back axle right swing arm 24 is allowed
Correspondence and the inner end of pull bar 26 on the right of back axle left side pull bar 25 and back axle are hinged, and allow back axle left side pull bar 25 and back axle the right pull bar
26 outer end correspondence is hinged with the left tie rod arm of back axle 27 and the right tie rod arm 28 of back axle, makes the two ends of back axle drag link 29 corresponding with after
The middle front part of bridge left swing arm 23 and back axle right swing arm 24 is hinged.Meanwhile, allow T-shaped angle driver 3 to be arranged at the first power steering stgear
11 and second between power steering stgear 21, and the two output ends correspondence of T-shaped angle driver 3 is passed through the He of the first steering drive axle 4
Second steering drive axle 5 is connected with the input of the first power steering stgear 11 and the input of the second power steering stgear 21.
Just constitute that a kind of simple in construction, easy to use, output torque is big by above structure setting, occupy little space,
The big big axle load chassis doube bridge steering of front wheel angle.When installing and using, the first power steering stgear 11, first is allowed to be servo-actuated
Device 12, the second power steering stgear 21 and the second follower 22 are each attached on vehicle frame, make the left tie rod arm 17 of propons, the propons right side trapezoidal
The left tie rod arm 27 of arm 18, back axle and the right correspondence of tie rod arm 28 of back axle and propons left steering section 61, propons right turn section 62, back axle are left
Knuckle 71 is fixedly connected with back axle right turn section 72, and the input of T-shaped angle driver 3 is passed through the 3rd steering drive axle
81st, angle driver 82 is connected with steering wheel 83.In steering procedure, by angle driver 82 by the vertical rotary motion of steering wheel 81
It is converted into the lateral rotation movement of the 3rd steering drive axle 81, and by T-shaped angle driver 3 by the rotation of the 3rd steering drive axle 81
The dynamic rotary motion for being converted into the first steering drive axle 4 and the second steering drive axle 5 of transhipment.On the one hand, the first steering drive axle 4
Angular signal is delivered to the first power steering stgear 11, the first power steering stgear 11 is with the first follower 12 by the straight of its oil cylinder
Line conversion of motion is rotary power, and drives propons left swing arm 13 and the equidirectional rotation of propons right swing arm 14, propons left swing arm 13
Pull bar 16 on the right of corresponding with the front end of propons right swing arm 14 push-and-pull propons left side pull bar 15 and propons, and drive the left tie rod arm of propons
17 and the right tie rod arm 18 of propons and its corresponding propons left steering section 61 and propons right turn section 62 around its stub center rotating, from
And realize the turning function of front axle wheel.On the other hand, angular signal is delivered to the second power and turned by the second steering drive axle 5
To device 21, the transform linear motion of its oil cylinder is rotary power with the second follower 22 by the second power steering stgear 21, and is driven
Dynamic back axle left swing arm 23 and the equidirectional rotation of back axle right swing arm 24, back axle left swing arm 23 is corresponding with the front end of back axle right swing arm 24 to be pushed away
Draw pull bar 26 on the right of back axle left side pull bar 25 and back axle, and drive the left tie rod arm 27 of back axle and the right tie rod arm 28 of back axle and its correspondingly
Back axle left steering section 71 and back axle right turn section 72 around its stub center rotating, it is achieved thereby that the steering work(of back axle wheel
Energy.Compact conformation of the present invention, occupy little space, by using compared with the first power steering stgear 11 of large-diameter, the first follower 12,
Second power steering stgear 21 and the second follower 22 can effectively improve output torque;By using breakaway-element trapezium structure, make this
Invention both can be applied to independent suspension system, and dependent is can be applied to again and hangs system, the scope of application is wider.
As prioritization scheme, present embodiment allows propons left swing arm 13, propons left side pull bar 15, the left tie rod arm of propons
17 correspondences and pull bar 16, the symmetrical distribution of the right tie rod arm 18 of propons on the right of propons right swing arm 14, propons, can be when turning to
The side force acted on back axle left swing arm and the back axle right swing arm centre of gyration is cancelled out each other, make the first power steering stgear and
One follower is almost solely subjected to the effect of moment of torsion, improves the condition of work of the first power steering stgear and the first follower, is increasing
On the basis of strong steering stationarity and controllability, the comfortableness of operation can be effectively improved.Further, present embodiment allows
The tie point of the tie point and the first follower 12 and propons right swing arm 14 of first power steering stgear 11 and propons left swing arm 13 it
Between line, with propons left swing arm 13, propons right swing arm 14 and front axle tie rod 19 constitute parallelogram sturcutre, it is ensured that turn
To when propons left swing arm 13 it is equal with the corner moment of propons right swing arm 14, further enhancing the stationarity of steering and controllable
Property.Similarly, present embodiment by allow back axle left swing arm 23, back axle left side pull bar 25, back axle left tie rod arm 27 correspondence with
Pull bar 26, the symmetrical distribution of the right tie rod arm 28 of back axle on the right of back axle right swing arm 24, back axle, can make to act on when turning to
Side force on back axle left swing arm 27 and the centre of gyration of back axle right swing arm 28 is cancelled out each other, and makes the second power steering stgear 21 and second
Follower 22 is almost solely subjected to the effect of moment of torsion, improves the condition of work of the second power steering stgear 21 and the second follower 22,
The stationarity and controllability of steering can be further enhanced, the comfortableness of operation is improved.By allowing the second power steering stgear 21 with after
Line between the tie point of bridge left swing arm 23 and the second follower 22 and the tie point of back axle right swing arm 24, with back axle left swing arm
23rd, back axle right swing arm 24 and back axle drag link 29 constitute parallelogram sturcutre, it is ensured that back axle left swing arm 23 is with after during steering
The corner moment of bridge right swing arm 24 is equal, further enhancing the stationarity and controllability of steering.
Above example is only the description carried out to the preferred embodiment of the present invention, and model not is claimed to the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technology of this area engineers and technicians according to the present invention
In the various forms of deformations that scheme is made, the protection domain that claims of the present invention determination all should be fallen into.
Claims (5)
1. a kind of big axle load chassis doube bridge steering, it is characterised in that including propons steering unit (1), rear-axle steering list
First (2), T-shaped angle driver (3), the first steering drive axle (4) and the second steering drive axle (5);The propons steering unit (1)
Including the first power steering stgear (11), the first follower (12), propons left swing arm (13), propons right swing arm (14), the propons left side
Pull bar (16), the left tie rod arm of propons (17), the right tie rod arm of propons (18) and front axle tie rod (19) on the right of pull bar (15), propons,
First power steering stgear (11) and the first follower (12) be arranged at intervals along left and right and correspondingly with propons left swing arm (13) and
The rear end connection of propons right swing arm (14), is provided with the first oil circuit between the first power steering stgear (11) and the first follower (12)
(110), the front end correspondence of propons left swing arm (13) and propons right swing arm (14) on the right of propons left side pull bar (15) and propons with drawing
The inner end of bar (16) is hinged, the outer end correspondence and the left tie rod arm of propons of pull bar (16) on the right of propons left side pull bar (15) and propons
(17) it is hinged with the right tie rod arm of propons (18), two ends correspondence and propons left swing arm (13) and the right pendulum of propons of front axle tie rod (19)
The middle front part of arm (14) is hinged;The rear-axle steering unit (2) include the second power steering stgear (21), the second follower (22),
Back axle left swing arm (23), back axle right swing arm (24), back axle left side pull bar (25), back axle the right pull bar (26), the left tie rod arm of back axle
(27), the right tie rod arm of back axle (28) and back axle drag link (29), second power steering stgear (21) and the second follower (22)
It is arranged at intervals along left and right and correspondingly the rear end with back axle left swing arm (23) and back axle right swing arm (24) is connected, the second power steering stgear
(21) it is provided between the second follower (22) before the second oil circuit (210), back axle left swing arm (23) and back axle right swing arm (24)
End correspondence and the inner end of pull bar (26) on the right of back axle left side pull bar (25) and back axle are hinged, and back axle left side pull bar (25) and back axle are right
The outer end correspondence of side pull bar (26) is hinged with the left tie rod arm of back axle (27) and the right tie rod arm of back axle (28), back axle drag link (29)
Two ends correspondence and the middle front part of back axle left swing arm (23) and back axle right swing arm (24) are hinged;The T-shaped angle driver (3) is arranged at
Between first power steering stgear (11) and the second power steering stgear (21), and make the two output ends correspondence of T-shaped angle driver (3) logical
Cross the input and the second power of the first steering drive axle (4) and the second steering drive axle (5) and the first power steering stgear (11)
The input connection of steering gear (21);
When installing and using, allow the first power steering stgear (11), the first follower (12), the second power steering stgear (21) and second with
Dynamic device (22) is each attached on vehicle frame, allow the left tie rod arm of propons (17), the right tie rod arm of propons (18), the left tie rod arm of back axle (27) and
The right tie rod arm of back axle (28) correspondence and propons left steering section, propons right turn section, back axle left steering section and back axle right turn section are solid
Fixed connection, and the input of T-shaped angle driver (3) is connected by the 3rd steering drive axle, angle driver with steering wheel.
2. according to a kind of big axle load chassis doube bridge steering described in claim 1, it is characterised in that the propons left swing
Arm (13), propons left side pull bar (15), the left tie rod arm of propons (17) correspondence and pull bar on the right of propons right swing arm (14), propons
(16), the symmetrical distribution of the right tie rod arm of propons (18).
3. according to a kind of big axle load chassis doube bridge steering described in claim 2, it is characterised in that first power
The tie point of the tie point and the first follower (12) and propons right swing arm (14) of steering gear (11) and propons left swing arm (13) it
Between line, with propons left swing arm (13), propons right swing arm (14) and front axle tie rod (19) constitute parallelogram sturcutre.
4. according to a kind of big axle load chassis doube bridge steering described in claim 1, it is characterised in that the back axle left swing
Arm (23), back axle left side pull bar (25), the left tie rod arm of back axle (27) correspondence and pull bar on the right of back axle right swing arm (24), back axle
(26), the symmetrical distribution of the right tie rod arm of back axle (28).
5. according to a kind of big axle load chassis doube bridge steering described in claim 4, it is characterised in that second power
The tie point of the tie point and the second follower (22) and back axle right swing arm (24) of steering gear (21) and back axle left swing arm (23) it
Between line, with back axle left swing arm (23), back axle right swing arm (24) and back axle drag link (29) constitute parallelogram sturcutre.
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CN201710242471.7A CN107010110A (en) | 2017-04-14 | 2017-04-14 | A kind of big axle load chassis doube bridge steering |
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CN201710242471.7A CN107010110A (en) | 2017-04-14 | 2017-04-14 | A kind of big axle load chassis doube bridge steering |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107933689A (en) * | 2017-12-14 | 2018-04-20 | 北奔重型汽车集团有限公司 | A kind of independent suspension multi-axle off-road vehicle double steering device steering transmission linkage |
CN109591882A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Rear-axle steering device, vehicle and its rear-wheel steering system |
CN109606468A (en) * | 2018-12-29 | 2019-04-12 | 航天重型工程装备有限公司 | A kind of steering link structure |
CN112140342A (en) * | 2020-10-14 | 2020-12-29 | 秦国现 | Construction equipment for building engineering |
CN113184049A (en) * | 2021-04-30 | 2021-07-30 | 中国重汽集团济南动力有限公司 | Mechanical all-wheel steering system for multi-axle heavy vehicle |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201305027Y (en) * | 2008-10-13 | 2009-09-09 | 中国三江航天工业集团公司特种车辆技术中心 | Compact break-away front double-bridge steering drive mechanism |
CN102923191A (en) * | 2012-10-25 | 2013-02-13 | 包头北奔重型汽车有限公司 | 8x8 cross-country-vehicle independent suspension frame double-steering device with double steering gears |
CN104443024A (en) * | 2014-11-24 | 2015-03-25 | 中国第一汽车股份有限公司 | Vehicle steering system |
CN205554313U (en) * | 2015-12-31 | 2016-09-07 | 湖北航天技术研究院特种车辆技术中心 | Multiaxis grouping vehicle turns to device |
-
2017
- 2017-04-14 CN CN201710242471.7A patent/CN107010110A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201305027Y (en) * | 2008-10-13 | 2009-09-09 | 中国三江航天工业集团公司特种车辆技术中心 | Compact break-away front double-bridge steering drive mechanism |
CN102923191A (en) * | 2012-10-25 | 2013-02-13 | 包头北奔重型汽车有限公司 | 8x8 cross-country-vehicle independent suspension frame double-steering device with double steering gears |
CN104443024A (en) * | 2014-11-24 | 2015-03-25 | 中国第一汽车股份有限公司 | Vehicle steering system |
CN205554313U (en) * | 2015-12-31 | 2016-09-07 | 湖北航天技术研究院特种车辆技术中心 | Multiaxis grouping vehicle turns to device |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109591882A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Rear-axle steering device, vehicle and its rear-wheel steering system |
CN109591882B (en) * | 2017-09-30 | 2021-05-14 | 比亚迪股份有限公司 | Rear wheel steering gear, vehicle and rear wheel steering system thereof |
CN107933689A (en) * | 2017-12-14 | 2018-04-20 | 北奔重型汽车集团有限公司 | A kind of independent suspension multi-axle off-road vehicle double steering device steering transmission linkage |
CN109606468A (en) * | 2018-12-29 | 2019-04-12 | 航天重型工程装备有限公司 | A kind of steering link structure |
CN112140342A (en) * | 2020-10-14 | 2020-12-29 | 秦国现 | Construction equipment for building engineering |
CN113184049A (en) * | 2021-04-30 | 2021-07-30 | 中国重汽集团济南动力有限公司 | Mechanical all-wheel steering system for multi-axle heavy vehicle |
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