CN108674120A - Vehicle steadily lever system - Google Patents
Vehicle steadily lever system Download PDFInfo
- Publication number
- CN108674120A CN108674120A CN201810379430.7A CN201810379430A CN108674120A CN 108674120 A CN108674120 A CN 108674120A CN 201810379430 A CN201810379430 A CN 201810379430A CN 108674120 A CN108674120 A CN 108674120A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- rod assembly
- hydraulic
- connect
- stabiliser bar
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/06—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected fluid
- B60G21/073—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected fluid between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
- B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
- B60G21/055—Stabiliser bars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/80—Interactive suspensions; arrangement affecting more than one suspension unit
- B60G2204/82—Interactive suspensions; arrangement affecting more than one suspension unit left and right unit on same axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/80—Interactive suspensions; arrangement affecting more than one suspension unit
- B60G2204/83—Type of interconnection
- B60G2204/8304—Type of interconnection using a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/80—Interactive suspensions; arrangement affecting more than one suspension unit
- B60G2204/83—Type of interconnection
- B60G2204/8306—Permanent; Continuous
Abstract
The present invention provides a kind of vehicle steadily lever system, including stabiliser bar and it is connect with the stabiliser bar and the rigidity adjuster of rigidity for adjusting stabiliser bar.The vehicle steadily lever system of the present invention can automatically adjust the rigidity size of stabiliser bar offer by setting rigidity adjuster, simple and reliable for structure, can improve vehicle ride comfort and control stability.
Description
Technical field
The invention belongs to vehicle chassis technology fields, specifically, the present invention relates to a kind of vehicle steadily lever systems.
Background technology
Automobile is generally all equipped with stabilizer bar, vehicle angle of heel when improving turning is rigid to improve control stability
Degree reduces side tilt angle.
The lateral stability bar assembly of existing automobile, rigidity is usually that fixation is uncontrollable, regardless of traveling is on what road surface
Under what operating mode, as long as left and right wheels generate the movement of opposite direction relative to vehicle body, stabiliser bar works, provides larger
Vehicle roll angular rigidity.
But if vehicle is not turned and travelled on uneven road surface, the antitorque effect of stabiliser bar at this time can be such that vehicle body produces
Life is larger to tilt, and reduces riding comfort.
Invention content
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention provides one kind surely
Fixed pole rigidity adjuster, it is therefore an objective to improve vehicle ride comfort.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：Vehicle steadily lever system, including stabilization
Bar and connect with the stabiliser bar and for adjust stabiliser bar rigidity rigidity adjuster.
The rigidity adjuster includes being connect with one end of the stabiliser bar and the first connecting rod assembly of adjustable in length
It is connect with the other end with stabiliser bar and the second connecting rod assembly of adjustable in length.
The first connecting rod assembly and the second connecting rod assembly be arranged to can between stable state and adjustment state into
Row switching, when first connecting rod assembly and second connecting rod assembly are in stable state, first connecting rod assembly and second connecting rod assembly
Length remains unchanged, and the stabiliser bar provides torsion stiffness；When first connecting rod assembly and second connecting rod assembly are in adjustment state,
The length of first connecting rod assembly and second connecting rod assembly generates variation, and the stabiliser bar cannot provide torsion stiffness.
The rigidity adjuster further includes the hydraulic pressure being connect with the first connecting rod assembly and the second connecting rod assembly
Valve, first connecting rod assembly have the first hydraulic cavities for accommodating hydraulic oil, the volume sizes of the first hydraulic cavities total with first connecting rod
At length scale change and change, second connecting rod assembly have receiving hydraulic oil the second hydraulic cavities, the appearance of the second hydraulic cavities
Product size is as the length scale of second connecting rod assembly changes and changes.
It is connected to when the hydraulic valve is in the open state, between first hydraulic cavities and second hydraulic cavities
State, the first connecting rod assembly and the second connecting rod assembly are in adjustment state.
When the hydraulic valve is closed, non-company is between first hydraulic cavities and second hydraulic cavities
Logical state, the first connecting rod assembly and the second connecting rod assembly are in stable state.
The first connecting rod assembly includes the first cylinder barrel, is set in the first cylinder barrel first piston connects with first piston
The first upper connecting rod connect and the first lower link for connecting with the first cylinder barrel and being connect with the stabiliser bar, the first cylinder barrel pass through first
Oil pipe is connect with the hydraulic valve.
The second connecting rod assembly includes the second cylinder barrel, is set in the second cylinder barrel second piston connects with second piston
The second upper connecting rod connect and the second lower link for connecting with the second cylinder barrel and being connect with the stabiliser bar, the second cylinder barrel pass through second
Oil pipe is connect with the hydraulic valve.
The hydraulic valve includes valve body and the spool that is rotatably arranged in valve body, and valve body has and first hydraulic pressure
Chamber is in the first hydraulic fluid port of connected state and is in the second hydraulic fluid port of connected state with second hydraulic cavities, and spool, which has, allows liquid
Pressure oil by and make what the first hydraulic fluid port and the second hydraulic fluid port switched between connected state and non-interconnected state to cross liquid channel.
The hydraulic valve further include the swing rod being connect with the spool and connect with swing rod and for control the spool into
The clump weight of row rotation.
The vehicle steadily lever system of the present invention can automatically adjust stabiliser bar offer by the way that rigidity adjuster is arranged
Rigidity size, it is simple and reliable for structure, vehicle ride comfort and control stability can be improved.
Description of the drawings
Fig. 1 is the status diagram for travelling the vehicle steadily lever system of the present invention in uneven road surface；
The status diagram of vehicle steadily lever system of the present invention when Fig. 2 is turning condition；
Fig. 3 is the structural schematic diagram of first connecting rod assembly and second connecting rod assembly；
Fig. 4 is that hydraulic valve is off schematic diagram；
Fig. 5 is that hydraulic valve is in connected state schematic diagram；
Label in above-mentioned figure is：1, stabiliser bar；2, the first oil pipe；3, the second oil pipe；4, hydraulic valve；401, valve body；
402, spool；403, swing rod；404, clump weight；405, liquid channel is crossed；5, first connecting rod assembly；501, the first cylinder barrel；502,
One piston；503, the first upper connecting rod；504, the first lower link；505, the first hydraulic cavities；6, second connecting rod assembly；601, the second cylinder
Cylinder；602, second piston；603, the second upper connecting rod；604, the second lower link；605, the second hydraulic cavities.
Specific implementation mode
Below against attached drawing, by the description of the embodiment, making to the specific implementation mode of the present invention further details of
Explanation, it is therefore an objective to those skilled in the art be helped to have more complete, accurate and deep reason to the design of the present invention, technical solution
Solution, and contribute to its implementation.
As depicted in figs. 1 and 2, the present invention provides a kind of vehicle steadily lever system, including stabiliser bar 1 and with stabiliser bar 1
The rigidity adjuster of the rigidity of stabiliser bar 1 is connected and is used to adjust, rigidity adjuster includes being connect with one end of stabiliser bar 1
And it the first connecting rod assembly 5 of adjustable in length and is connect with the other end of stabiliser bar 1 and the second connecting rod assembly of adjustable in length
6。
Specifically, as depicted in figs. 1 and 2, stabiliser bar 1 is connect with body of a motor car (or subframe), the structure of stabiliser bar 1
It is identical as the prior art.First connecting rod assembly 5 and second connecting rod assembly 6 respectively with one end on the length direction of stabiliser bar 1
Connection, first connecting rod assembly 5 and second connecting rod assembly 6 are that positioned opposite and first connecting rod assembly 5 and second connecting rod assembly 6 are in
On the same straight line parallel with the width direction of body of a motor car.The upper end of first connecting rod assembly 5 is hinged with damper, and first connects
The lower end of bar assembly 5 is hinged with one end of stabiliser bar 1, and the upper end of second connecting rod assembly 6 is hinged with another damper, and second connects
The lower end of bar assembly 6 is hinged with the other end of stabiliser bar 1.That is, upper end and the second connecting rod assembly 6 of first connecting rod assembly 5
The nonspring carried mass of upper end and automobile connects, the lower end of first connecting rod assembly 5 and the lower end of second connecting rod assembly 6 respectively with stabilization
One end of bar 1 connects, and is connected with the spring carried mass of automobile at the position of stabiliser bar 1 between the ends.
First connecting rod assembly 5 and second connecting rod assembly 6 are arranged to switch between stable state and adjustment state.
When automobile turning, first connecting rod assembly 5 and second connecting rod assembly 6 are in stable state, and first connecting rod assembly 5 and second connecting rod are total
It is remained unchanged at 6 length, stabiliser bar 1 provides torsion stiffness, and stabiliser bar 1 works, and vehicle when reducing automobile turning rolls
Angle improves riding comfort and control stability.When automobile, which is in, does not turn and travel on uneven road surface, first connecting rod
Assembly 5 and second connecting rod assembly 6 are in adjustment state, and the length of first connecting rod assembly 5 and second connecting rod assembly 6 can be adjusted voluntarily
The length of section, first connecting rod assembly 5 and second connecting rod assembly 6 generates variation, and stabiliser bar 1 cannot provide torsion stiffness, at this time surely
Fixed pole 1 does not work, and can improve riding comfort.When running car is between both the above situation, stabiliser bar 1 plays portion
It is allocated as using, takes into account riding comfort and control stability.
As shown in Figures 1 to 5, rigidity adjuster further includes being connect with first connecting rod assembly 5 and second connecting rod assembly 6
Hydraulic valve 4, first connecting rod assembly 5, second connecting rod assembly 6 and hydraulic valve 4 work together, and the rigidity adjuster of formation can be with
Road surface difference and the difference of automobile running working condition and the rigidity for automatically adjusting stabiliser bar 1, do not need manpower and other systems participate in,
It is simple and reliable for structure.First connecting rod assembly 5 has the first hydraulic cavities 505 for accommodating hydraulic oil, the volume of the first hydraulic cavities 505 big
The small length scale with first connecting rod assembly 5 changes and changes, and second connecting rod assembly 6 has the second hydraulic pressure for accommodating hydraulic oil
Chamber 605, the volume size of the second hydraulic cavities 605 is as the length scale of second connecting rod assembly 6 changes and changes.When hydraulic valve 4
In the open state, connected state, first connecting rod assembly 5 and the are between the first hydraulic cavities 505 and the second hydraulic cavities 605
Two connecting rod ASSYs 6 are in adjustment state, the volume sizes of the first hydraulic cavities 505 reduce with the length of first connecting rod assembly 5 and
Reduce, the volume size of the first hydraulic cavities 505 increases with the length increase of first connecting rod assembly 5, the second hydraulic cavities 605
Volume size is as the length of second connecting rod assembly 6 reduces and reduces, and the volume size of the second hydraulic cavities 605 is with second connecting rod
The length increase of assembly 6 and increase.And the length of first connecting rod assembly 5 and second connecting rod assembly 6 changes in the opposite direction, when
When the length of one connecting rod ASSY 5 reduces, the length increase of second connecting rod assembly 6；When the length of second connecting rod assembly 6 reduces,
The length increase of first connecting rod assembly 5.When hydraulic valve 4 is closed, the first hydraulic cavities 505 and the second hydraulic cavities 605
Between be in non-interconnected state, first connecting rod assembly 5 and second connecting rod assembly 6 are in stable state, first connecting rod assembly 5 and the
The length scale of two connecting rod ASSYs 6 remains unchanged, and then in automobile turning, can be connected by first connecting rod assembly 5 and second
Bar assembly 6 drives stabiliser bar 1 to generate torsional deflection, so that stabiliser bar 1 provides torsion stiffness.
As shown in Figure 1 to Figure 3, first connecting rod assembly 5 includes the first cylinder barrel 501, first be set in the first cylinder barrel 501
It piston 502, the first upper connecting rod 503 being connect with first piston 502 and connect with the first cylinder barrel 501 and is connect with stabiliser bar 1
First lower link 504, the first cylinder barrel 501 are connect by the first oil pipe 2 with hydraulic valve 4.First cylinder barrel 501 is the knot of inner hollow
Structure, first piston 502 are movably to be set in the inner chamber body of the first cylinder barrel 501, and the inner chamber body of the first cylinder barrel 501 is circle
Cavity, the diameter of first piston 502 is identical as the diameter of inner chamber body of the first cylinder barrel 501, the upper end of the first upper connecting rod 503
Under the top of the first cylinder barrel 501 and the upper end of the first upper connecting rod 503 and damper articulated connection, the first upper connecting rod 503
End is inserted into the inner chamber body of the first cylinder barrel 501 and the lower end of the first upper connecting rod 503 is fixedly connected with first piston 502, on first
Connecting rod 503 and first piston 502 can synchronizing moving, the first lower link 504 be located at first in an axial direction relative to the first cylinder barrel 501
The lower section of cylinder barrel 501, the upper end of the first lower link 504 are fixedly connected with the bottom wall of the first cylinder barrel 501, the first lower link 504
Lower end is articulated and connected with stabiliser bar 1.First piston 502 is located in the inner chamber body of the first cylinder barrel 501 and will be in the first cylinder barrel 501
Cavity is separated into two independent cavitys, the two independent cavitys are respectively rod chamber and rodless cavity, and rod chamber is positioned at no bar
The top of chamber has hydraulic oil, rodless cavity namely the first hydraulic cavities 505, the first hydraulic cavities 505 to be located at first piston in rodless cavity
502 and first cylinder barrel 501 bottom wall between.First oil pipe 2 is connect with the first cylinder barrel 501 in the lower end of the first cylinder barrel 501, the
One oil pipe 2 and the first hydraulic cavities 505 are in connected state.
As shown in Figure 1 to Figure 3, second connecting rod assembly 6 includes the second cylinder barrel 601, second be set in the second cylinder barrel 601
It piston 602, the second upper connecting rod 603 being connect with second piston 602 and connect with the second cylinder barrel 601 and is connect with stabiliser bar 1
Second lower link 604, the second cylinder barrel 601 are connect by the second oil pipe 3 with hydraulic valve 4.Second cylinder barrel 601 is the knot of inner hollow
Structure, second piston 602 are movably to be set in the inner chamber body of the second cylinder barrel 601, and the inner chamber body of the second cylinder barrel 601 is circle
Cavity, the diameter of second piston 602 is identical as the diameter of inner chamber body of the second cylinder barrel 601, the upper end of the second upper connecting rod 603
Under the top of the second cylinder barrel 601 and the upper end of the second upper connecting rod 603 and damper articulated connection, the second upper connecting rod 603
End is inserted into the inner chamber body of the second cylinder barrel 601 and the lower end of the second upper connecting rod 603 is fixedly connected with second piston 602, on second
Connecting rod 603 and second piston 602 can synchronizing moving, the second lower link 604 be located at second in an axial direction relative to the second cylinder barrel 601
The lower section of cylinder barrel 601, the upper end of the second lower link 604 are fixedly connected with the bottom wall of the second cylinder barrel 601, the second lower link 604
Lower end is articulated and connected with stabiliser bar 1.Second piston 602 is located in the inner chamber body of the second cylinder barrel 601 and will be in the second cylinder barrel 601
Cavity is separated into two independent cavitys, the two independent cavitys are respectively rod chamber and rodless cavity, and rod chamber is positioned at no bar
The top of chamber has hydraulic oil, rodless cavity namely the second hydraulic cavities 605, the second hydraulic cavities 605 to be located at second piston in rodless cavity
602 and second cylinder barrel 601 bottom wall between.Second oil pipe 3 is connect with the second cylinder barrel 601 in the lower end of the second cylinder barrel 601, the
Two oil pipes 3 and the second hydraulic cavities 605 are in connected state.
As shown in Figures 1 to 5, hydraulic valve 4 is between first connecting rod assembly 5 and second connecting rod assembly 6 and hydraulic valve 4
In the top of stabiliser bar 1, hydraulic valve 4 includes valve body 401 and the spool 402 being rotatably arranged in valve body 401, valve body 401
The second of connected state is in the first hydraulic fluid port for being in connected state with the first hydraulic cavities 505 and with the second hydraulic cavities 605
Hydraulic fluid port, spool 402 have allow hydraulic oil by and make the first hydraulic fluid port and the second hydraulic fluid port between connected state and non-interconnected state
What is switched over crosses liquid channel 405.Valve body 401 is fixedly connected with body of a motor car, and the first hydraulic fluid port and the second hydraulic fluid port are in valve body 401
Side wall on through setting through-hole, one end of the first oil pipe 2 connect with the first hydraulic fluid port, the other end and first of the first oil pipe 2
Cylinder barrel 501 connects, and the first hydraulic fluid port is connected to by the first oil pipe 2 with the first hydraulic cavities 505, one end of the second oil pipe 3 and the second oil
Mouth connection, the other end of the second oil pipe 3 are connect with the second cylinder barrel 601, and the second hydraulic fluid port passes through the second oil pipe 3 and the second hydraulic cavities
605 connections, the first hydraulic fluid port and the second hydraulic fluid port are on the same straight line parallel with the width direction of automobile.Spool 402 is located at
Between first hydraulic fluid port and the second hydraulic fluid port, the rotation centerline of spool 402 is parallel with the length direction of automobile, crosses liquid channel 405
For the through-hole for extending radially through setting along spool 402 inside spool 402, the length of the length direction and automobile in liquid channel 405 is crossed
It is perpendicular to spend direction.When liquid channel 405 being made to be aligned with the first hydraulic fluid port and the second hydraulic fluid port when spool 402 rotates, hydraulic valve 4 is beaten
It opens, crosses liquid channel 405 and the first hydraulic fluid port and the second hydraulic fluid port is in coaxial state and crosses liquid channel 405 and is located at the first hydraulic fluid port and second
Between hydraulic fluid port, the first hydraulic fluid port and the second hydraulic fluid port are connected by crossing liquid channel 405, at this time the first hydraulic cavities 505 and the second hydraulic pressure
Chamber 605 is in connected state, and the hydraulic oil in the first hydraulic cavities 505 can be flowed by hydraulic valve 4 in the second hydraulic cavities 605, the
Hydraulic oil in two hydraulic cavities 605 can also be flowed by hydraulic valve 4 in the first hydraulic cavities 505；Made liquid when spool 402 rotates
When channel 405 and the first hydraulic fluid port and the second hydraulic fluid port are staggered, hydraulic valve 4 is closed, and spool 402 connects first connecting rod assembly 5 and second
Oil circuit cut-out between bar assembly 6, the first hydraulic fluid port and the second hydraulic fluid port be in non-interconnected state, at this time the first hydraulic cavities 505 and the
Two hydraulic cavities 605 are also at non-interconnected state.The spool 402 and aperture that can be used for adjusting the first hydraulic fluid port and the second hydraulic fluid port is big
It is small, realize that hydraulic valve is switched between partially open state fully opening；When hydraulic valve is in partially open state, the
One hydraulic fluid port and the second hydraulic fluid port are in section aligned, i.e. a part for the first hydraulic fluid port and the second hydraulic fluid port and liquid channel excessively with liquid channel excessively
Another part of connection, the first hydraulic fluid port and the second hydraulic fluid port is covered by spool.
As shown in Figure 4 and Figure 5, hydraulic valve 4 further includes the swing rod 403 being connect with spool 402 and connect and use with swing rod 403
In the clump weight 404 that is rotated of control spool 402, swing rod 403 and clump weight 404 are located at the lower section of spool 402, swing rod 403
Upper end be fixedly connected with spool 402, the lower end of swing rod 403 is fixedly connected with clump weight 404, the length direction of swing rod 403 with
The rotation centerline of spool 402 is perpendicular.Clump weight 404 is under the action of the centrifugal force generated by automobile turning, it may appear that shakes
It is dynamic, and rotated with movable valve plug 402 by swing rod 403.When hydraulic valve 4 is in original state, hydraulic valve 4 is in the open state, matches
Pouring weight 404 is located at the underface of spool 402, crosses liquid channel 405 and the first hydraulic fluid port and the second hydraulic fluid port is in coaxial state.It is above-mentioned this
The hydraulic valve 4 of kind structure can be realized according to the driving cycle of automobile and automatically open and close, and can voluntarily adjust the first oil
The opening size of mouth and the second hydraulic fluid port, and then can be easier to realize the adjusting of 1 torsion stiffness of stabiliser bar, realization automatically adjusts rigid
Degree, does not need manpower and other systems participate in, simple and reliable for structure.
Above-mentioned first connecting rod assembly 5 and second connecting rod assembly 6 use hydraulic cylinder type structure, by repacking conventional linkage into
Hydraulic cylinder type coordinates pipeline and hydraulic valve 4, the rigidity adjuster of formation that can realize the rigidity of automatic adjustment stabiliser bar 1, knot
Structure is simple and reliable, and arrangement is convenient, in addition traditional stabiliser bar 1, forms novel stabilizer bar system, can improve automobile ride comfort
Property and control stability.
As shown in Fig. 2, Ackermann steer angle, the clump weight 404 of hydraulic valve 4 under the action of the centrifugal force, band driven fork 403 and valve
Core 402 rotates an angle, and hydraulic valve 4 is closed, and oil circuit disconnects, and the first hydraulic cavities 505 and the second hydraulic cavities 605 are in non-interconnected
State, the hydraulic oil in the first hydraulic cavities 505 and the second hydraulic cavities 605 can not be extruded or be sucked, first connecting rod assembly 5 and
The length of two connecting rod ASSYs 6 remains unchanged, and stabiliser bar 1 is driven with the up and down motion (vehicle body is fixed as with reference to system) of wheel
End move up and down, stabiliser bar 1 generates torsional deflection, and stabiliser bar 1 works, provide torsion stiffness, be applied on vehicle i.e.
For roll angular rigidity, reduce vehicle side tilt angle, improves riding comfort and control stability.
As shown in Figure 1, vehicle is not turned and is travelled when on uneven road surface, at this time without centrifugal force, the pendulum of hydraulic valve 4
Bar 403 keeps centre position, hydraulic valve 4 to open under the effect of gravity, oil communication, the first hydraulic cavities 505 and the second hydraulic cavities
605 are in connected state, and left linkages hydraulic cylinder forms an associated closed cavity, and hydraulic oil can be from the first hydraulic cavities
505 extrude, the second hydraulic cavities 605 suck, or are extruded from the second hydraulic cavities 605, the sucking of the first hydraulic cavities 505, first connecting rod
The length of assembly 5 and second connecting rod assembly 6 generates variation, and first connecting rod assembly 5 shortens, second connecting rod assembly 6 extends, Huo Zhe
Two connecting rod ASSYs 6 shorten, first connecting rod assembly 5 extends, and to compensate for the up and down motion of wheel, do not remove twisting stabiliser bar 1, surely
Fixed pole 1 does not work, and does not provide vehicle roll angular rigidity, reduces impact of the uneven road surface to interior of body, improves ride comfort
Property.
When road surface and operating mode are between both of the above, 4 part of hydraulic valve is opened, and crosses liquid channel 405 and the first hydraulic fluid port
It partially overlaps with the second hydraulic fluid port, stabiliser bar 1 plays partial action at this time, takes into account riding comfort and control stability.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, as long as the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress is used, or without changing
Other occasions are directly applied to by the design of the present invention and technical solution, within protection scope of the present invention.
Claims (10)
1. vehicle steadily lever system, including stabiliser bar, it is characterised in that：Further include being connect with the stabiliser bar and for adjusting surely
The rigidity adjuster of the rigidity of fixed pole.
2. vehicle steadily lever system according to claim 1, it is characterised in that：The rigidity adjuster include with it is described
One end of stabiliser bar connects and the first connecting rod assembly of adjustable in length and is connect with the other end of stabiliser bar and adjustable in length
Second connecting rod assembly.
3. vehicle steadily lever system according to claim 2, it is characterised in that：The first connecting rod assembly and described second
Connecting rod ASSY is arranged to switch between stable state and adjustment state, at first connecting rod assembly and second connecting rod assembly
When stable state, the length of first connecting rod assembly and second connecting rod assembly remains unchanged, and the stabiliser bar provides torsion stiffness；
When first connecting rod assembly and second connecting rod assembly are in adjustment state, the length of first connecting rod assembly and second connecting rod assembly generates
Variation, the stabiliser bar cannot provide torsion stiffness.
4. vehicle steadily lever system according to claim 2 or 3, it is characterised in that：The rigidity adjuster further includes
The hydraulic valve being connect with the first connecting rod assembly and the second connecting rod assembly, first connecting rod assembly, which has, accommodates hydraulic oil
First hydraulic cavities, the volume size of the first hydraulic cavities is as the length scale of first connecting rod assembly changes and changes, second connecting rod
Assembly has the second hydraulic cavities for accommodating hydraulic oil, the volume sizes of the second hydraulic cavities with second connecting rod assembly length scale
Change and changes.
5. vehicle steadily lever system according to claim 4, it is characterised in that：When the hydraulic valve is in the open state
When, connected state, the first connecting rod assembly and described second are between first hydraulic cavities and second hydraulic cavities
Connecting rod ASSY is in adjustment state.
6. vehicle steadily lever system according to claim 5, it is characterised in that：When the hydraulic valve is closed
When, non-interconnected state, the first connecting rod assembly and described the are between first hydraulic cavities and second hydraulic cavities
Two connecting rod ASSYs are in stable state.
7. according to any vehicle steadily lever system of claim 4 to 6, it is characterised in that：The first connecting rod assembly packet
Include the first cylinder barrel, the first piston being set in the first cylinder barrel, the first upper connecting rod being connect with first piston and with the first cylinder barrel
The first lower link for connecting and being connect with the stabiliser bar, the first cylinder barrel are connect by the first oil pipe with the hydraulic valve.
8. vehicle steadily lever system according to claim 7, it is characterised in that：The second connecting rod assembly includes the second cylinder
Cylinder, the second piston being set in the second cylinder barrel, the second upper connecting rod for being connect with second piston and connect with the second cylinder barrel and with
Second lower link of the stabiliser bar connection, the second cylinder barrel are connect by the second oil pipe with the hydraulic valve.
9. according to any vehicle steadily lever system of claim 4 to 8, it is characterised in that：The hydraulic valve includes valve body
With the spool being rotatably arranged in valve body, valve body have with first hydraulic cavities be in connected state the first hydraulic fluid port and
Be in the second hydraulic fluid port of connected state with second hydraulic cavities, spool have allow hydraulic oil by and make the first hydraulic fluid port and second
What hydraulic fluid port switched between connected state and non-interconnected state crosses liquid channel.
10. vehicle steadily lever system according to claim 9, it is characterised in that：The hydraulic valve further includes and the valve
The swing rod and connect with swing rod and be used to control the clump weight that the spool is rotated that core connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810379430.7A CN108674120B (en) | 2018-04-25 | 2018-04-25 | Stabilizer bar system for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810379430.7A CN108674120B (en) | 2018-04-25 | 2018-04-25 | Stabilizer bar system for automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108674120A true CN108674120A (en) | 2018-10-19 |
| CN108674120B CN108674120B (en) | 2021-08-31 |
Family
ID=63802532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810379430.7A Active CN108674120B (en) | 2018-04-25 | 2018-04-25 | Stabilizer bar system for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108674120B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046531A (en) * | 2020-09-18 | 2020-12-08 | 中车青岛四方机车车辆股份有限公司 | Hydraulic altitude valve adjusting rod, bogie suspension system and railway vehicle |
| CN113815368A (en) * | 2021-09-23 | 2021-12-21 | 安徽宝岛新能源发展有限公司 | Car body side-tipping hydraulic stabilization auxiliary system and hydraulic auxiliary assembly |
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| CN103213469A (en) * | 2013-04-11 | 2013-07-24 | 浙江万向系统有限公司 | Hydraulic supporting system-based breakable automobile stabilizer bar system |
| CN203211051U (en) * | 2013-04-11 | 2013-09-25 | 浙江万向系统有限公司 | Stabilizer bar system adopting hydraulic supporting and based on rigidity adjusting device in middle of bar body |
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| CN108297642A (en) * | 2018-02-06 | 2018-07-20 | 海南大学 | Shared gas chamber airsuspension system and its control method |
| CN108621737A (en) * | 2017-03-22 | 2018-10-09 | 郑州宇通客车股份有限公司 | Automobile and its transverse stabilizer rod device of hydraulic control |
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| CN103213469A (en) * | 2013-04-11 | 2013-07-24 | 浙江万向系统有限公司 | Hydraulic supporting system-based breakable automobile stabilizer bar system |
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| CN105774461A (en) * | 2015-01-13 | 2016-07-20 | 丰田自动车株式会社 | Stabilizer |
| CN105730182A (en) * | 2016-01-29 | 2016-07-06 | 管中林 | Oil-gas automobile suspension interconnected system having multiple functions |
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| CN108621737A (en) * | 2017-03-22 | 2018-10-09 | 郑州宇通客车股份有限公司 | Automobile and its transverse stabilizer rod device of hydraulic control |
| CN108297642A (en) * | 2018-02-06 | 2018-07-20 | 海南大学 | Shared gas chamber airsuspension system and its control method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112046531A (en) * | 2020-09-18 | 2020-12-08 | 中车青岛四方机车车辆股份有限公司 | Hydraulic altitude valve adjusting rod, bogie suspension system and railway vehicle |
| CN112046531B (en) * | 2020-09-18 | 2022-04-15 | 中车青岛四方机车车辆股份有限公司 | Hydraulic altitude valve adjusting rod, bogie suspension system and railway vehicle |
| CN113815368A (en) * | 2021-09-23 | 2021-12-21 | 安徽宝岛新能源发展有限公司 | Car body side-tipping hydraulic stabilization auxiliary system and hydraulic auxiliary assembly |
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| CN108674120B (en) | 2021-08-31 |
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