CN106314058A - Interconnection-type air suspension with adjustable interconnection capacity and use method thereof - Google Patents
Interconnection-type air suspension with adjustable interconnection capacity and use method thereof Download PDFInfo
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- CN106314058A CN106314058A CN201610705081.4A CN201610705081A CN106314058A CN 106314058 A CN106314058 A CN 106314058A CN 201610705081 A CN201610705081 A CN 201610705081A CN 106314058 A CN106314058 A CN 106314058A
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- amortisseur
- air spring
- interconnection
- air
- valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/0152—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit
- B60G17/0155—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit pneumatic unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
- B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
- B60G17/052—Pneumatic spring characteristics
- B60G17/0523—Regulating distributors or valves for pneumatic springs
- B60G17/0528—Pressure regulating or air filling valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/15—Fluid spring
- B60G2202/152—Pneumatic spring
-
- 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
- B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
- B60G2800/01—Attitude or posture control
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses an interconnection-type air suspension with adjustable interconnection capacity and a use method thereof and belongs to the field of vehicle interconnection-type air suspensions. The interconnection-type air suspension with adjustable interconnection capacity comprises four air spring shock absorbers, nine two-position two-way electromagnetic valves, four two-position four-way electromagnetic valves and four throttling valves, wherein by virtue of interconnection of the electromagnetic valves, the internal and external air chambers of the air spring shock absorbers and the upper and lower cavities of the air spring shock absorbers are respectively connected. An interconnection technology is combined with the air suspension by virtue of connecting pipelines and the electromagnetic valves, so that multiple selectable interconnection modes are provided; the opening and closing of the electromagnetic valves are controlled by virtue of an ECU (Electric Control Unit), so that not only can the working modes of the suspension be switched according to road conditions, and pitching and side-tipping characteristics of a vehicle during a running process be regulated, but also interconnection capacity of an air spring can be changed according to driving conditions, and the rideability of the vehicle is further improved.
Description
Technical field
The invention belongs to vehicle interconnection type air suspension field, particularly relate to a kind of interconnection type air interconnecting adjustable volume
Suspension and using method thereof.
Background technology
Along with the development of auto industry, people are more and more higher to the requirement of vehicle performance, are presented as that it is controlled on suspension
Technology processed not only stops at control its damping and vertical stiffness, in addition it is also necessary to consider its pitching and roll stiffness；Improve vehicle
Anti-rolling capability, mainly by increasing suspension rate and installing two methods of active lateral stabiliser bar additional, improves vehicle pitch performance the most
Use the method increasing suspension rate.Install active lateral stabiliser bar additional and no doubt can promote the anti-rolling capability of vehicle, but its
Structure is complicated, production cost is high, but also influences whether the robustness of Full Vehicle System.And by the method increasing suspension rate,
Although can directly improving pitching and the rolling capability of suspension, but high suspension rate can causing riding comfort to reduce.Closely
A few Nian You research worker propose to reach to take into account vehicle riding comfort by the interconnection state of air spring in change air suspension
Purpose with operational stability.
Chinese patent CN105465260A disclose a kind of adjustable volume participating in interconnection laterally interconnection air spring and
Control method, it is proposed that interconnected by left and right two air springs, changes air by controlling the electromagnetic valve between air spring
Spring interconnection state, reaches to promote the purpose of vehicle roll performance；Although this patent optimizes the side of vehicle to a certain extent
Incline performance, but do not account for the pitching characteristic of vehicle, and its control variable is single, merely relates to control its flexible member
Interconnection state, does not carries out intarconnected cotrol to damping element.Chinese patent CN104786772A discloses a kind of interconnection type air and hangs
Rack control device, control system and method thereof, flexible member and the pivotal connection of air suspension are interconnected by this patent,
Interconnection state is switched as required, although improve pitching and the side of vehicle to a certain extent by the control of ECU ECU
Incline performance, but its flexible member interconnection volume is fixed, and automotive comprehensive performance is sent out lifting limited.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of interconnection type air suspension interconnecting adjustable volume
And control method.By the control of ECU ECU, switching air spring air chamber and air spring amortisseur as required
The interconnection state in upper and lower chamber, on the premise of preferential guarantee driving safety, promotes the riding comfort of vehicle as far as possible.
The concrete technical scheme taked for realizing the present invention is:
A kind of interconnection type air suspension interconnecting adjustable volume, including four air spring amortisseurs, nine 2/2-ways
Electromagnetic valve, four two position four-way solenoid valves and four choke valves；
Described four air spring amortisseurs are identical, and each includes interconnection via a, lower interconnection via b, upper interconnection gas
Mouth c, lower interconnection valve d, interior air chamber, outer air chamber, amortisseur epicoele, amortisseur cavity of resorption and piston lever of reducer, described interior air chamber
Volume less than the volume of outer air chamber, the center of described piston lever of reducer has through hole, the lower end of described piston lever of reducer
Have slotted eye, and through hole connects with slotted eye；
The amortisseur epicoele of the first air spring amortisseur pass sequentially through the slotted eye of the first air spring amortisseur, through hole,
Upper interconnection via a is connected with one end of first throttle valve, and the other end of described first throttle valve divides two-way, leads up to second liang
Position four-way solenoid valve, the lower interconnection via b of the second air spring amortisseur are connected to the amortisseur of the second air spring amortisseur
Cavity of resorption, separately leading up to first liang of position four-way solenoid valve, the lower interconnection via b of the 3rd air spring amortisseur, to be connected to the 3rd empty
The amortisseur cavity of resorption of air spring amortisseur；
The amortisseur epicoele of the second air spring amortisseur passes sequentially through the slotted eye of the second air spring amortisseur, through hole
(10), upper interconnection via a be connected with one end of second throttle, the other end of described second throttle divides two-way, leads up to
Second liang of position four-way solenoid valve, lower interconnection via b of the first air spring amortisseur are connected to the first air spring amortisseur
Amortisseur cavity of resorption, separately leading up to the 3rd liang of position four-way solenoid valve, the lower interconnection via b of the 4th air spring amortisseur is connected to
The amortisseur cavity of resorption of the 4th air spring amortisseur；
The amortisseur epicoele of the 3rd air spring amortisseur pass sequentially through the slotted eye of the 3rd air spring amortisseur, through hole,
One end of upper interconnection via a and the 3rd choke valve is connected, and the other end of described 3rd choke valve divides two-way, leads up to first liang
Position four-way solenoid valve, the lower interconnection via b of the first air spring amortisseur are connected to the amortisseur of the first air spring amortisseur
Cavity of resorption, separately leading up to the 4th liang of position four-way solenoid valve, the lower interconnection via b of the 4th air spring amortisseur, to be connected to the 4th empty
The amortisseur cavity of resorption of air spring amortisseur；
The amortisseur epicoele of the 4th air spring amortisseur pass sequentially through the slotted eye of the 4th air spring amortisseur, through hole,
One end of upper interconnection via a and the 4th choke valve is connected, and the other end of described 4th choke valve divides two-way, leads up to the 3rd liang
Position four-way solenoid valve, the lower interconnection via b of the second air spring amortisseur are connected to the amortisseur of the second air spring amortisseur
Cavity of resorption, separately leading up to the 4th liang of position four-way solenoid valve, the lower interconnection via b of the 3rd air spring amortisseur, to be connected to the 3rd empty
The amortisseur cavity of resorption of air spring amortisseur；
The interior air chamber of the first air spring amortisseur is divided three tunnels by the upper interconnection valve c of the first air spring amortisseur, the
Leading up to the second 2/2-way electromagnetic valve, the upper interconnection valve c of the second air spring amortisseur is connected to the second air spring
The interior air chamber of amortisseur, the second tunnel is connected by the upper interconnection valve c of the 4th 2/2-way electromagnetic valve, the 3rd air spring amortisseur
Receiving the interior air chamber of the 3rd air spring amortisseur, the first 2/2-way electromagnetic valve, the first air spring damping are passed through in the 3rd tunnel
The lower interconnection valve d of device is connected to the outer air chamber of the first air spring amortisseur；
The interior air chamber of the 4th air spring amortisseur is divided two-way by the upper interconnection valve c of the 4th air spring amortisseur, and one
Road is connected to the second air spring by the upper interconnection valve c of the 7th 2/2-way electromagnetic valve, the second air spring amortisseur and subtracts
Shake device interior air chamber, separately lead up to the 9th 2/2-way electromagnetic valve, the 3rd air spring amortisseur upper interconnection valve c connect
Interior air chamber to the 3rd air spring amortisseur；
The outer air chamber of the first air spring amortisseur is divided two-way by the lower interconnection valve d of the first air spring amortisseur, and one
Road is connected to the second air spring by the lower interconnection valve d of the 3rd 2/2-way electromagnetic valve, the second air spring amortisseur and subtracts
Shake device outer air chamber, separately lead up to the 5th 2/2-way electromagnetic valve, the 3rd air spring amortisseur lower interconnection valve d connect
Outer air chamber to the 3rd air spring amortisseur；
The outer air chamber of the 4th air spring amortisseur is by being divided two by the lower interconnection valve d of the 4th air spring amortisseur
Road, leading up to the 6th 2/2-way electromagnetic valve, the lower interconnection valve d of the second air spring amortisseur is connected to the second air bullet
The outer air chamber of spring amortisseur, separately leads up to the lower interconnection valve d of the 8th 2/2-way electromagnetic valve, the 3rd air spring amortisseur
It is connected to the outer air chamber of the 3rd air spring amortisseur.
In such scheme, described air spring amortisseur also includes hanger, upper mounting plate, upper cover plate, shock absorber piston
Upper cover plate, outer air chamber vesicle skin, interior air chamber sleeve, shock absorber piston, interior air chamber vesicle skin, amortisseur outer wall, lower installation board, lower hanger
And lower cover.
In such scheme, described upper mounting plate and lower installation board are rectangle curved slab.
In such scheme, described upper hanger welds with upper mounting plate, upper cover plate successively, the interposition of described upper cover plate lower end
Putting and be cast with interior air chamber sleeve, the center of described interior air chamber sleeve is cast with interconnection via a, and upper interconnection via a and damping
The through hole connection of device piston rod, the bottom of described piston lever of reducer connects has shock absorber piston, described shock absorber piston to subtract
Shake device outer wall is divided into amortisseur epicoele and amortisseur cavity of resorption two parts, and shock absorber piston upper cover is passed through on described amortisseur outer wall top
Plate seal, described amortisseur outer wall bottom is welded on the centre position of lower cover, described lower cover successively with lower installation board, under hang
Ear welds, and described amortisseur outer wall upper end forms interior air chamber by interior air chamber vesicle skin, and described upper cover plate and lower cover pass through exogenous QI
Room capsule skin forms outer air chamber, and described upper cover plate is cast with upper interconnection valve c near center, and upper interconnection valve c is with interior air chamber even
Logical, the center of described lower cover is cast with lower interconnection via b, and lower interconnection via b connects with amortisseur cavity of resorption, described lower cover
The edge of plate is cast with lower interconnection valve d, and lower interconnection valve d connects with outer air chamber；The wherein first air spring amortisseur
The edge of lower cover is also cast with charging connector e, and charging connector e connects with outer air chamber.
In such scheme, the shape of described amortisseur outer wall, interior air chamber and interior air chamber sleeve is cylinder.
The using method of a kind of interconnection type air suspension interconnecting adjustable volume, comprises the steps:
S1, the use early stage detection of a kind of interconnection type air suspension interconnecting adjustable volume；
S2, at low speeds, the interconnection type air suspension of interconnection adjustable volume works vehicle；
S3, at high speeds, the interconnection type air suspension of interconnection adjustable volume works vehicle.
Further, the step bag that the use early stage of the interconnection type air suspension that described S1 mono-kind interconnects adjustable volume detects
Include:
S1.1, ECU ECU judge interconnection adjustable volume according to signals such as air spring pressure, air spring height
Interconnection type air suspension is the need of inflation；
S1.2, if the interconnection type air suspension of interconnection adjustable volume needs inflation, opens the electromagnetic valve connecting each air chamber, logical
Cross the charging connector e interior air chamber to four air spring amortisseurs of the first air spring amortisseur, outer air chamber is inflated simultaneously,
Inflate complete according to Vehicle Speed, determine the working method of suspension；
S1.3, if the interconnection type air suspension of interconnection adjustable volume need not inflation, according to Vehicle Speed, determines outstanding
The working method of frame.
Further, the interconnection type air suspension job step of interconnection adjustable volume:
If 1. speed is less than presetting speed threshold v0Time, start low speed interconnection mode, cut off between all interior air chambers
Interconnection；
When vehicle is in starting or during on-position, the 5th 2/2-way electromagnetic valve, the 3rd choke valve, the first two four-ways
Electromagnetic valve and the conducting of the 3rd liang of position four-way solenoid valve, other electromagnetic valves are in situ so that the first air spring amortisseur and
The longitudinally interconnection of the outer air chamber of the 3rd air spring amortisseur, outside the second air spring amortisseur and the 4th air spring amortisseur
Air chamber longitudinally interconnection；Make the first air spring amortisseur and the amortisseur epicoele of the 3rd air spring amortisseur and damping simultaneously
The crossed longitudinally interconnection of device cavity of resorption, the second air spring amortisseur and the amortisseur epicoele of the 4th air spring amortisseur and amortisseur
The crossed longitudinally interconnection of cavity of resorption；
When the vehicle is turning, the 3rd 2/2-way electromagnetic valve, second liang of position four-way solenoid valve, the 8th 2/2-way electromagnetic valve
With the 4th liang of position four-way solenoid valve conducting, other electromagnetic valves are in situ so that the first air spring amortisseur and the second sky
The outer air chamber of air spring amortisseur laterally interconnects, and the outer air chamber of the 3rd air spring amortisseur and the 4th air spring amortisseur is horizontal
To interconnection；Make the first air spring amortisseur and the amortisseur epicoele of the second air spring amortisseur and amortisseur cavity of resorption simultaneously
Lateral cross interconnects, and the 3rd air spring amortisseur and the amortisseur epicoele of the 4th air spring amortisseur and amortisseur cavity of resorption are horizontal
To cross interconnected；
When its straight line travels, second liang of position four-way solenoid valve and the 4th liang of position four-way solenoid valve conducting, other electromagnetism
Valve is in situ, and interior air chamber and the outer air chamber of four air spring amortisseurs do not interconnect, the first air spring amortisseur and
The amortisseur epicoele of the second air spring amortisseur and the interconnection of amortisseur cavity of resorption lateral cross, the 3rd air spring amortisseur and the
The amortisseur epicoele of four air spring amortisseurs and the interconnection of amortisseur cavity of resorption lateral cross；
If 2. speed is more than presetting speed threshold v0Time, start high speed interconnection mode, cut off between all outer air chambers
Interconnection；
When vehicle is in acceleration or deceleration state, the 4th 2/2-way electromagnetic valve, the 7th 2/2-way electromagnetic valve, first
Two position four-way solenoid valves and the 3rd liang of position four-way solenoid valve conducting, other electromagnetic valves are in situ so that the first air spring
The longitudinally interconnection of the interior air chamber of amortisseur and the 3rd air spring amortisseur, the second air spring amortisseur and the 4th air spring subtract
The longitudinally interconnection of the interior air chamber of shake device；Make on the amortisseur of the first air spring amortisseur and the 3rd air spring amortisseur simultaneously
Chamber and the crossed longitudinally interconnection of amortisseur cavity of resorption, the second air spring amortisseur and the amortisseur epicoele of the 4th air spring amortisseur
Interconnection crossed longitudinally with amortisseur cavity of resorption.
When the vehicle is turning, the 3rd 2/2-way electromagnetic valve, second liang of position four-way solenoid valve, the 8th 2/2-way electromagnetic valve
With the 4th liang of position four-way solenoid valve conducting, other electromagnetic valves are in situ so that the first air spring amortisseur and the second sky
The outer air chamber of air spring amortisseur laterally interconnects, and the outer air chamber of the 3rd air spring amortisseur and the 4th air spring amortisseur is horizontal
To interconnection；Make the first air spring amortisseur and the amortisseur epicoele of the second air spring amortisseur and amortisseur cavity of resorption simultaneously
Lateral cross interconnects, and the 3rd air spring amortisseur and the amortisseur epicoele of the 4th air spring amortisseur and amortisseur cavity of resorption are horizontal
To cross interconnected；
When its straight line travels, second liang of position four-way solenoid valve and the 4th liang of position four-way solenoid valve conducting, other electromagnetism
Valve is in situ, and interior air chamber and the outer air chamber of four air spring amortisseurs do not interconnect, the first air spring amortisseur and
The amortisseur epicoele of the second air spring amortisseur and the interconnection of amortisseur cavity of resorption lateral cross, the 3rd air spring amortisseur and the
The amortisseur epicoele of four air spring amortisseurs and the interconnection of amortisseur cavity of resorption lateral cross.
The useful benefit of the present invention is:
(1) present invention provides a kind of interconnection type air suspension interconnecting adjustable volume and using method thereof, can be by automatically controlled list
The interconnection mode of unit's ECU automatic switchover suspension, rationally changes roll stiffness and the pitch stiffness of suspension, effectively alleviates vehicle
Contradiction between control stability and riding comfort.
(2) by the inside and outside air chamber of air spring amortisseur and the upper and lower chamber of amortisseur by being provided with the interconnecting pipes of electromagnetic valve
Connect respectively, it is not necessary to additional drives motor, only just can switch interconnection mode by control electromagnetic valve opening and closing, change and participate in interconnection
Gas chamber volume.
(3) present invention participates in gas chamber volume and the amortisseur interconnection mode of interconnection by switching, it is ensured that vehicle is at a high speed
The performance of each operating mode (start to walk, brake, turning etc.) with under low-speed situations.
Accompanying drawing explanation
Fig. 1 is the system structure schematic diagram of a kind of interconnection type air suspension interconnecting adjustable volume；
Fig. 2 is the first air spring shock absorber structure schematic diagram；
Fig. 3 is the first air spring shock absorber piston part sectioned view；
Fig. 4 is upper and lower installing plate three-dimensional structure diagram；
Fig. 5 is the using method flow chart of a kind of interconnection type air suspension interconnecting adjustable volume.
In figure: interconnect via on a-；Via is interconnected under b-；Valve is interconnected on c-；Valve is interconnected under d-；E-charging connector；1-
Upper hanger；2-upper mounting plate；3-upper cover plate；Air chamber in 4-；5-shock absorber piston upper cover plate；The outer air chamber vesicle skin of 6-；7-amortisseur
Epicoele；Air chamber sleeve in 8-；9-piston lever of reducer；10--through hole；11-slotted eye；The outer air chamber of 12-；13-shock absorber piston；14-
Interior air chamber vesicle skin；15-amortisseur cavity of resorption；16-amortisseur outer wall；17-lower installation board；Hanger under 18-；19-lower cover；20-
One air spring amortisseur；21-the second air spring amortisseur；22-the 3rd air spring amortisseur；23-the 4th air spring
Amortisseur；24-the first 2/2-way electromagnetic valve；25-the second 2/2-way electromagnetic valve；26-the 3rd 2/2-way electromagnetic valve；27-
4th 2/2-way electromagnetic valve；28-the 5th 2/2-way electromagnetic valve；29-the 6th 2/2-way electromagnetic valve；30-the 7th two two
Three-way electromagnetic valve；31-the 8th 2/2-way electromagnetic valve；32-the 9th 2/2-way electromagnetic valve；First liang of position four-way solenoid valve of 33-；
Second liang of position four-way solenoid valve of 34-；The 3rd liang of position four-way solenoid valve of 35-；The 4th liang of position four-way solenoid valve of 36-；37-first throttle
Valve；38-second throttle；39-the 3rd choke valve；40-the 4th choke valve.
Detailed description of the invention
With embodiment, the present invention is further illustrated below in conjunction with the accompanying drawings, but protection scope of the present invention does not limit
In this.As it is shown in figure 1, the structure principle chart of a kind of interconnection type air suspension interconnecting adjustable volume, including four air springs
Amortisseur, nine 2/2-way electromagnetic valves, four two position four-way solenoid valves and four choke valves.
Four air spring amortisseurs are identical, as in figure 2 it is shown, each include interconnection via a, lower interconnection via b, on
Interconnection valve c, lower interconnection valve d, upper hanger 1, upper mounting plate 2, upper cover plate 3, interior air chamber 4, shock absorber piston upper cover plate 5, outer
Air chamber vesicle skin 6, amortisseur epicoele 7, interior air chamber sleeve 8, piston lever of reducer 9, outer air chamber 12, shock absorber piston 13, interior air chamber
Capsule skin 14, amortisseur cavity of resorption 15 amortisseur outer wall 16, lower installation board 17, lower hanger 18 and lower cover 19；The volume of interior air chamber 4 is little
Volume in outer air chamber 12, it is ensured that interconnection gas chamber volume during high speed, less than the interconnection gas chamber volume of low speed, is further ensured that
The vehicle control stability when high speed；The center of piston lever of reducer 9 has through hole 10, the lower end of piston lever of reducer 9
Have slotted eye 11, and through hole 10 connects with slotted eye 11, as shown in Figure 3；In order to easy for installation and be conducive to upper interconnection via a, under
Interconnecting the conducting of via b, upper interconnection valve c and exterior line, upper mounting plate 2 and lower installation board 17 are rectangle curved slab, as
Shown in Fig. 4；The shape of amortisseur outer wall 16, interior air chamber 4 and interior air chamber sleeve 8 is cylinder, owing to participating in the air chamber of interconnection
The roll stiffness of the least then suspension of volume is the biggest with pitch stiffness, in order to ensure the control stability of automobile under friction speed, is
In system selects when high speed, air chamber interconnects, and selects outer air chamber to interconnect when low speed；
As in figure 2 it is shown, upper hanger 1 welds with upper mounting plate 2, upper cover plate 3 successively, the centre position casting of upper cover plate 3 lower end
Interior air chamber sleeve 8, the center of interior air chamber sleeve 8 is had to be cast with interconnection via a, and upper interconnection via a and shock absorber piston
The through hole 10 of bar 9 connects, and the bottom of piston lever of reducer 9 connects shock absorber piston 13, and shock absorber piston 13 is by outside amortisseur
Wall 16 is divided into amortisseur epicoele 7 and amortisseur cavity of resorption 15 two parts, and shock absorber piston upper cover plate 5 is passed through on amortisseur outer wall 16 top
Seal, amortisseur outer wall 16 bottom is welded on the centre position of lower cover 19, lower cover 19 successively with lower installation board 17, lower hanger
18 welding, amortisseur outer wall 16 upper end forms interior air chamber 4 by interior air chamber vesicle skin 14, and upper cover plate 3 and lower cover 19 pass through exogenous QI
Room capsule skin 6 forms outer air chamber 12, and upper cover plate 3 is cast with upper interconnection valve c near center, and upper interconnection valve c is with interior air chamber even
Logical, the center of lower cover 19 is cast with lower interconnection via b, and lower interconnection via b connects with amortisseur cavity of resorption 15, lower cover 19
Edge be cast with lower interconnection valve d, and lower interconnection valve d connects with outer air chamber 12；Wherein the first air spring amortisseur 20
The edge of lower cover 19 be also cast with charging connector e, and charging connector e connects with outer air chamber 12.
The amortisseur epicoele 7 of the first air spring amortisseur 20 passes sequentially through the slotted eye of the first air spring amortisseur 20
11, through hole 10, upper interconnection via a are connected with one end of first throttle valve 37, and the other end of first throttle valve 37 divides two-way, a road
It is connected to the second air spring by the lower interconnection via b of second liang of position four-way solenoid valve the 34, second air spring amortisseur 21
The amortisseur cavity of resorption 15 of amortisseur 21, separately leads up to first liang of position four-way solenoid valve the 33, the 3rd air spring amortisseur 22
Lower interconnection via b is connected to the amortisseur cavity of resorption 15 of the 3rd air spring amortisseur 22；
The amortisseur epicoele 7 of the second air spring amortisseur 21 passes sequentially through the slotted eye of the second air spring amortisseur 21
11, through hole 10, upper interconnection via a are connected with one end of second throttle 38, and the other end of second throttle 38 divides two-way, a road
It is connected to the first air spring by the lower interconnection via b of second liang of position four-way solenoid valve the 34, first air spring amortisseur 20
The amortisseur cavity of resorption 15 of amortisseur 20, separately leads up to the 3rd liang of position four-way solenoid valve the 35, the 4th air spring amortisseur 23
Lower interconnection via b is connected to the amortisseur cavity of resorption 15 of the 4th air spring amortisseur 23；
The amortisseur epicoele 7 of the 3rd air spring amortisseur 22 passes sequentially through the slotted eye of the 3rd air spring amortisseur 22
11, one end of through hole 10, upper interconnection via a and the 3rd choke valve 39 is connected, and the other end of the 3rd choke valve 39 divides two-way, a road
It is connected to the first air spring by the lower interconnection via b of first liang of position four-way solenoid valve the 33, first air spring amortisseur 20
The amortisseur cavity of resorption 15 of amortisseur 20, separately leads up to the 4th liang of position four-way solenoid valve the 36, the 4th air spring amortisseur 23
Lower interconnection via b is connected to the amortisseur cavity of resorption 15 of the 4th air spring amortisseur 23；
The amortisseur epicoele 7 of the 4th air spring amortisseur 23 passes sequentially through the slotted eye of the 4th air spring amortisseur 23
11, one end of through hole 10, upper interconnection via a and the 4th choke valve 40 is connected, and the other end of the 4th choke valve 40 divides two-way, a road
It is connected to the second air spring by the lower interconnection via b of the 3rd liang of position four-way solenoid valve the 35, second air spring amortisseur 21
The amortisseur cavity of resorption 15 of amortisseur 21, separately leads up to the 4th liang of position four-way solenoid valve the 36, the 3rd air spring amortisseur 22
Lower interconnection via b is connected to the amortisseur cavity of resorption 15 of the 3rd air spring amortisseur 22；
The interior air chamber 4 of the first air spring amortisseur 20 is divided three by the upper interconnection valve c of the first air spring amortisseur 20
Road, the first via is connected to second by the upper interconnection valve c of second 2/2-way electromagnetic valve the 25, second air spring amortisseur 21
The interior air chamber 4 of air spring amortisseur 21, the 4th 2/2-way electromagnetic valve the 27, the 3rd air spring amortisseur 22 is passed through on the second tunnel
Upper interconnection valve c be connected to the interior air chamber 4 of the 3rd air spring amortisseur 22, the first 2/2-way electromagnetic valve is passed through on the 3rd tunnel
24, the lower interconnection valve d of the first air spring amortisseur 20 is connected to the outer air chamber 12 of the first air spring amortisseur 20；
The interior air chamber 4 of the 4th air spring amortisseur 23 is divided two by the upper interconnection valve c of the 4th air spring amortisseur 23
Road, it is empty that the upper interconnection valve c of the 7th 2/2-way electromagnetic valve the 30, second air spring amortisseur 21 of leading up to is connected to second
The interior air chamber 4 of air spring amortisseur 21, separately leads up to the 9th 2/2-way electromagnetic valve the 32, the 3rd air spring amortisseur 22
Upper interconnection valve c is connected to the interior air chamber 4 of the 3rd air spring amortisseur 22；
The outer air chamber 12 of the first air spring amortisseur 20 is divided two by the lower interconnection valve d of the first air spring amortisseur 20
Road, it is empty that the lower interconnection valve d of the 3rd 2/2-way electromagnetic valve the 26, second air spring amortisseur 21 of leading up to is connected to second
The outer air chamber 12 of air spring amortisseur 21, separately leads up to the 5th 2/2-way electromagnetic valve the 28, the 3rd air spring amortisseur 22
Lower interconnection valve d be connected to the outer air chamber 12 of the 3rd air spring amortisseur 22；
The outer air chamber 12 of the 4th air spring amortisseur 23 is by by the lower interconnection valve d of the 4th air spring amortisseur 23
Point two-way, the lower interconnection valve d of the 6th 2/2-way electromagnetic valve the 29, second air spring amortisseur 21 of leading up to is connected to the
The outer air chamber 12 of two air spring amortisseurs 21, separately leads up to the 8th 2/2-way electromagnetic valve the 31, the 3rd air spring damping
The lower interconnection valve d of device 22 is connected to the outer air chamber 12 of the 3rd air spring amortisseur 22.
As it is shown in figure 5, the using method of a kind of interconnection type air suspension interconnecting adjustable volume, including step:
S1, the use early stage detection of a kind of interconnection type air suspension interconnecting adjustable volume；
S1.1, ECU ECU judge interconnection adjustable volume according to signals such as air spring pressure, air spring height
Interconnection type air suspension is the need of inflation；
S1.2, if the interconnection type air suspension of interconnection adjustable volume needs inflation, opens the electromagnetic valve connecting each air chamber, logical
The charging connector e crossing the first air spring amortisseur (20) is same to the interior air chamber (4) of four air spring amortisseurs, outer air chamber (12)
Time be inflated, inflate complete according to Vehicle Speed, determine the working method of suspension；
S1.3, if the interconnection type air suspension of interconnection adjustable volume need not inflation, according to Vehicle Speed, determines outstanding
The working method of frame.
S2, at low speeds, the interconnection type air suspension of interconnection adjustable volume works vehicle；
S3, at high speeds, the interconnection type air suspension of interconnection adjustable volume works vehicle；
If 1. speed is less than presetting speed threshold v0Time, start low speed interconnection mode, cut off between all interior air chambers
Interconnection；
When vehicle is in starting or during on-position, the 5th 2/2-way electromagnetic valve the 28, the 3rd choke valve 39, the first two
Four way solenoid valve 33 and the 3rd liang of position four-way solenoid valve 35 turn on, and other electromagnetic valves are in situ so that the first air spring
The longitudinally interconnection of the outer air chamber 12 of amortisseur 20 and the 3rd air spring amortisseur 22, the second air spring amortisseur 21 and the 4th is empty
The longitudinally interconnection of the outer air chamber 12 of air spring amortisseur 23；Make the first air spring amortisseur 20 and the 3rd air spring subtract simultaneously
The amortisseur epicoele 7 of shake device 22 and the crossed longitudinally interconnection of amortisseur cavity of resorption 15, the second air spring amortisseur 21 and the 4th air
The amortisseur epicoele 7 of spring damper 23 and the crossed longitudinally interconnection of amortisseur cavity of resorption 15；
When the vehicle is turning, 26, second liang of position four-way solenoid valve the 34, the 8th 2/2-way electricity of the 3rd 2/2-way electromagnetic valve
Magnet valve 31 and the 4th liang of position four-way solenoid valve 36 turn on, and other electromagnetic valves are in situ so that the first air spring amortisseur
20 and second the outer air chamber 12 of air spring amortisseur 21 laterally interconnect, the 3rd air spring amortisseur 22 and the 4th air spring
The outer air chamber 12 of amortisseur 23 laterally interconnects；Make the first air spring amortisseur 20 and the second air spring amortisseur 21 simultaneously
Amortisseur epicoele 7 and amortisseur cavity of resorption 15 lateral cross interconnection, the 3rd air spring amortisseur 22 and the 4th air spring subtract
The amortisseur epicoele 7 of shake device 23 and the interconnection of amortisseur cavity of resorption 15 lateral cross；
When its straight line travels, second liang of position four-way solenoid valve 34 and the 4th liang of position four-way solenoid valve 36 turn on, other
Electromagnetic valve is in situ, and interior air chamber and the outer air chamber of four air spring amortisseurs do not interconnect, the first air spring damping
Device 20 and the amortisseur epicoele 7 of the second air spring amortisseur 21 and amortisseur cavity of resorption 15 lateral cross interconnect, the 3rd air bullet
Spring amortisseur 22 and the amortisseur epicoele 7 of the 4th air spring amortisseur 23 and amortisseur cavity of resorption 15 lateral cross interconnect；
If 2. speed is more than presetting speed threshold v0Time, start high speed interconnection mode, cut off between all outer air chambers
Interconnection；
When vehicle is in acceleration or deceleration state, the 4th 2/2-way electromagnetic valve the 27, the 7th 2/2-way electromagnetic valve 30,
First liang of position four-way solenoid valve 33 and the 3rd liang of position four-way solenoid valve 35 turn on, and other electromagnetic valves are in situ so that first
The interior air chamber 4 of air spring amortisseur 20 and the 3rd air spring amortisseur 22 longitudinally interconnection, the second air spring amortisseur 21
Interior air chamber 4 longitudinally interconnection with the 4th air spring amortisseur 23；Make the first air spring amortisseur 20 and the 3rd empty simultaneously
The amortisseur epicoele 7 of air spring amortisseur 22 and the crossed longitudinally interconnection of amortisseur cavity of resorption 15, the second air spring amortisseur 21 He
The amortisseur epicoele 7 of the 4th air spring amortisseur 23 and the crossed longitudinally interconnection of amortisseur cavity of resorption 15.
When the vehicle is turning, 26, second liang of position four-way solenoid valve the 34, the 8th 2/2-way electricity of the 3rd 2/2-way electromagnetic valve
Magnet valve 31 and the 4th liang of position four-way solenoid valve 36 turn on, and other electromagnetic valves are in situ so that the first air spring amortisseur
20 and second the outer air chamber 12 of air spring amortisseur 21 laterally interconnect, the 3rd air spring amortisseur 22 and the 4th air spring
The outer air chamber 12 of amortisseur 23 laterally interconnects；Make the first air spring amortisseur 20 and the second air spring amortisseur 21 simultaneously
Amortisseur epicoele 7 and amortisseur cavity of resorption 15 lateral cross interconnection, the 3rd air spring amortisseur 22 and the 4th air spring subtract
The amortisseur epicoele 7 of shake device 23 and the interconnection of amortisseur cavity of resorption 15 lateral cross；
When its straight line travels, second liang of position four-way solenoid valve 34 and the 4th liang of position four-way solenoid valve 36 turn on, other
Electromagnetic valve is in situ, and interior air chamber and the outer air chamber of four air spring amortisseurs do not interconnect, the first air spring damping
Device 20 and the amortisseur epicoele 7 of the second air spring amortisseur 21 and amortisseur cavity of resorption 15 lateral cross interconnect, the 3rd air bullet
Spring amortisseur 22 and the amortisseur epicoele 7 of the 4th air spring amortisseur 23 and amortisseur cavity of resorption 15 lateral cross interconnect.
A kind of interconnection type air suspension interconnecting adjustable volume and the operation principle of using method thereof and work process are as follows:
System work early stage, ECU ECU is according to the operating diagram shown in Fig. 5, according to air spring pressure, highly
Judge that system, the need of inflation, if system needs inflation, then opens all 2/2-way electromagnetic valves Deng signal, it is ensured that each
The circulation of gas between air chamber, is carried out each air chamber in system is unified by the charging connector e of the first air spring amortisseur 20
Inflation, enters corresponding interconnection mode according to Vehicle Speed after inflation.
The work process of interconnection type air suspension under low-speed situations: when speed is less than presetting speed threshold v0Time, open
Dynamic low speed interconnection mode,
(1) if uniform rectilinear travels, second liang of position four-way solenoid valve 34 and the 4th liang of position four-way solenoid valve 36 turn on, its
His electromagnetic valve is in situ, and the interior air chamber 4 of all air spring amortisseurs and outer air chamber 12 are all not involved in interconnection；First air
Fluid in the amortisseur epicoele 7 of spring damper 20 pass sequentially through the slotted eye 11 of the first air spring amortisseur 20, through hole 10,
Upper interconnection via a and 37, second liang of position four-way solenoid valve 34, second the lower of air spring amortisseur 21 of first throttle valve interconnected
In the amortisseur cavity of resorption 15 of hole b and the second air spring amortisseur 21, fluid is connected；Subtracting of second air spring amortisseur 21
Shake device epicoele 7 in fluid pass sequentially through the slotted eye 11 of the second air spring amortisseur 21, through hole 10, upper interconnection via a, second
The lower interconnection via b of 38, second liang of position four-way solenoid valve 34, first air spring amortisseur 20 of choke valve and the first air spring
Fluid in the amortisseur cavity of resorption 15 of amortisseur 20 is connected；Oil in the amortisseur epicoele 7 of the 3rd air spring amortisseur 22
Liquid pass sequentially through the slotted eye 11 of the 3rd air spring amortisseur 22, through hole 10, upper interconnection via a, the 3rd choke valve 39, the 4th liang
The lower interconnection via b of position four-way solenoid valve the 36, the 4th air spring amortisseur 23 and the damping of the 4th air spring amortisseur 23
In device cavity of resorption 15, fluid is connected；It is empty that fluid in the amortisseur epicoele 7 of the 4th air spring amortisseur 23 passes sequentially through the 4th
The slotted eye 11 of air spring amortisseur 23, through hole 10, upper interconnection via a, the 4th choke valve 40, the 4th liang of position four-way solenoid valve 36,
Fluid phase in the lower interconnection via b of the 3rd air spring amortisseur 22 and the amortisseur cavity of resorption 15 of the 3rd air spring amortisseur 22
Connection；First air spring amortisseur 20 and the amortisseur epicoele 7 of the second air spring amortisseur 21 and amortisseur cavity of resorption 15 are horizontal
To cross interconnected, under the 3rd air spring amortisseur 22 and the amortisseur epicoele 7 of the 4th air spring amortisseur 23 and amortisseur
Chamber 15 lateral cross interconnection；Achieve on the premise of not reducing suspension rate, by with vehicle left side and right hand side air spring
The upper and lower chamber of amortisseur is cross interconnected, improves the anti-rolling capability in vehicle travel process.
(2) when vehicle is in starting or on-position, the 5th 2/2-way electromagnetic valve the 28, the 6th 2/2-way electromagnetic valve
29, first liang of position four-way solenoid valve 33 and the 3rd liang of position four-way solenoid valve 35 turn on, and other electromagnetic valves are in situ；First is empty
Fluid in the amortisseur epicoele 7 of air spring amortisseur 20 passes sequentially through the slotted eye 11 of the first air spring amortisseur 20, through hole
10, upper interconnection via a and 37, first liang of position four-way solenoid valve the 33, the 3rd air spring amortisseur 22 of first throttle valve lower mutually
In the amortisseur cavity of resorption 15 of connection via b and the 3rd air spring amortisseur 22, fluid is connected；Second air spring amortisseur 21
Amortisseur epicoele 7 in fluid pass sequentially through the slotted eye 11 of the second air spring amortisseur 21, through hole 10, upper interconnection via a,
Second throttle 38, the lower interconnection via b of the 3rd liang of position four-way solenoid valve the 35, the 4th air spring amortisseur 23 and the 4th air
Fluid in the amortisseur cavity of resorption 15 of spring damper 23 is connected；In the amortisseur epicoele 7 of the 3rd air spring amortisseur 22
Fluid pass sequentially through the slotted eye 11 of the 3rd air spring amortisseur 22, through hole 10, upper interconnection via a, the 3rd choke valve 39,
The lower interconnection via b of one or two position four-way solenoid valve the 33, first air spring amortisseur 20 and the first air spring amortisseur 20
In amortisseur cavity of resorption 15, fluid is connected；Fluid in the amortisseur epicoele 7 of the 4th air spring amortisseur 23 passes sequentially through
The slotted eye 11 of four air spring amortisseurs 23, through hole 10, upper interconnection via a, the 4th choke valve 40, the 3rd liang of position four-way solenoid valve
35, oil in the lower interconnection via b of the second air spring amortisseur 21 and the amortisseur cavity of resorption 15 of the second air spring amortisseur 21
Liquid phase connects；
Gas in the outer air chamber 12 of the first air spring amortisseur 20 by the first air spring amortisseur 20 lower mutually
Connection valve d, the lower interconnection valve d of the 5th 2/2-way electromagnetic valve the 28, the 3rd air spring amortisseur 22 and the 3rd air spring
In the outer air chamber 12 of amortisseur 22, gas is connected；Gas in the outer air chamber 12 of the second air spring amortisseur 21 passes through second
The lower interconnection valve d of air spring amortisseur 22, the 6th 2/2-way electromagnetic valve the 29, the 4th air spring amortisseur 23 lower mutually
In the outer air chamber 12 of connection valve d and the 4th air spring amortisseur 23, gas is connected；
The outer air chamber 12 of the first air spring amortisseur 20 and the 3rd air spring amortisseur 22 longitudinally interconnection, the second air
The longitudinally interconnection of the outer air chamber 12 of spring damper 21 and the 4th air spring amortisseur 23；Make the first air spring damping simultaneously
Device 20 and the amortisseur epicoele 7 of the 3rd air spring amortisseur 22 and the crossed longitudinally interconnection of amortisseur cavity of resorption 15, the second air bullet
Spring amortisseur 21 and the amortisseur epicoele 7 of the 4th air spring amortisseur 23 and the crossed longitudinally interconnection of amortisseur cavity of resorption 15.Air
The longitudinal direction interconnection of the outer air chamber 12 of spring damper, reduces the rigidity of suspension, improves riding comfort；Air bullet before and after vehicle
Longitudinal direction interconnection between amortisseur epicoele 7 and the amortisseur cavity of resorption 15 of spring amortisseur, then improve vehicle when starting or braking
Pitching resistance energy.
(3) when turn inside diameter travels, the 3rd 2/2-way electromagnetic valve 26, second liang position four-way solenoid valve 34, the 8th liang
Position two three-way electromagnetic valves 31 and the 4th liang of position four-way solenoid valve 36 turn on, and other electromagnetic valves are in situ；
Fluid in the amortisseur epicoele 7 of the first air spring amortisseur 20 passes sequentially through the first air spring amortisseur 20
Slotted eye 11, through hole 10,37, second liang of position four-way solenoid valve 34, second air spring of upper interconnection via a and first throttle valve subtract
In the lower interconnection via b of shake device 21 and the amortisseur cavity of resorption 15 of the second air spring amortisseur 21, fluid is connected；Second air
Fluid in the amortisseur epicoele 7 of spring damper 21 pass sequentially through the slotted eye 11 of the second air spring amortisseur 21, through hole 10,
Upper interconnection via a and 38, second liang of position four-way solenoid valve 34, first the lower of air spring amortisseur 20 of second throttle interconnected
In the amortisseur cavity of resorption 15 of hole b and the first air spring amortisseur 20, fluid is connected；Subtracting of 3rd air spring amortisseur 22
Fluid in shake device epicoele 7 passes sequentially through the slotted eye 11 of the 3rd air spring amortisseur 22, through hole 10, upper interconnection via a and the
Three choke valves 39, the lower interconnection via b of the 4th liang of position four-way solenoid valve the 36, the 4th air spring amortisseur 23 and the 4th air bullet
In the amortisseur cavity of resorption 15 of spring amortisseur 23, fluid is connected；Oil in the amortisseur epicoele 7 of the 4th air spring amortisseur 23
Liquid passes sequentially through the slotted eye 11 of the 4th air spring amortisseur 23, through hole 10, upper interconnection via a and the 4th choke valve the 40, the 4th
The two lower interconnection via b of position four-way solenoid valve the 36, the 3rd air spring amortisseur 22 and subtracting of the 3rd air spring amortisseur 22
In shake device cavity of resorption 15, fluid is connected；
Gas in the outer air chamber 12 of the first air spring amortisseur 20 by the first air spring amortisseur 20 lower mutually
Connection valve d, the lower interconnection valve d of the 3rd 2/2-way electromagnetic valve the 26, second air spring amortisseur 21 and the second air spring
In the outer air chamber 12 of amortisseur 21, gas is connected；Gas in the outer air chamber 12 of the 3rd air spring amortisseur 22 passes through the 3rd
The lower interconnection valve d of air spring amortisseur 22, the 8th 2/2-way electromagnetic valve the 31, the 4th air spring amortisseur 23 lower mutually
In the outer air chamber 12 of connection valve d and the 4th air spring amortisseur 23, gas is connected；
The outer air chamber 12 making the first air spring amortisseur 20 and the second air spring amortisseur 21 laterally interconnects, and the 3rd
The outer air chamber 12 of air spring amortisseur 22 and the 4th air spring amortisseur 23 laterally interconnects；Make the first air spring simultaneously
Amortisseur 20 and the amortisseur epicoele 7 of the second air spring amortisseur 21 and amortisseur cavity of resorption 15 lateral cross interconnect, and the 3rd is empty
Air spring amortisseur 22 and the amortisseur epicoele 7 of the 4th air spring amortisseur 23 and amortisseur cavity of resorption 15 lateral cross interconnect.
The horizontal interconnection of the outer air chamber 12 of air spring amortisseur, reduces the rigidity of suspension, improves riding comfort；On amortisseur,
Horizontal interconnection between cavity of resorption, then improve the vehicle anti-rolling capability when turning.
The work process of interconnection type air suspension under high-speed case: when speed is more than presetting speed threshold v0Time, open
Dynamic high speed interconnection mode,
(1) if uniform rectilinear travels, identical with control program during low vehicle speeds, no longer describe at this.
(2) when vehicle is in acceleration or deceleration state, the 4th 2/2-way electromagnetic valve the 27, the 7th 2/2-way electromagnetic valve
30, first liang of position four-way solenoid valve 33 and the 3rd liang of position four-way solenoid valve 35 turn on, and other electromagnetic valves are in situ；
The upper interconnection by the first air spring amortisseur 20 of the gas in the interior air chamber 4 of the first air spring amortisseur 20
Valve c, the upper interconnection valve c of the 4th 2/2-way electromagnetic valve the 27, the 3rd air spring amortisseur 22 and the 3rd air spring subtract
In the interior air chamber 4 of shake device 22, gas is connected；Gas in the interior air chamber 4 of the second air spring amortisseur 21 passes through the second air
The upper interconnection valve c of spring damper 21, the upper interconnection gas of the 7th 2/2-way electromagnetic valve the 30, the 4th air spring amortisseur 23
In the interior air chamber 4 of mouth c and the 4th air spring amortisseur 23, gas is connected；Achieve the first air spring amortisseur 20 and
The interior air chamber 4 of three air spring amortisseurs 22 longitudinally interconnection, the second air spring amortisseur 21 and the 4th air spring amortisseur
The interior air chamber 4 of 23 longitudinally interconnection, reduces the rigidity of suspension, improves riding comfort；
Make the first air spring amortisseur 20 and the amortisseur epicoele 7 of the 3rd air spring amortisseur 22 and damping simultaneously
The crossed longitudinally interconnection of device cavity of resorption 15, the second air spring amortisseur 21 and amortisseur epicoele 7 of the 4th air spring amortisseur 23
Interconnection crossed longitudinally with amortisseur cavity of resorption 15.Wherein crossed longitudinally interconnection process and vehicle low speed row between air spring amortisseur
When sailing identical, do not repeat them here.Achieve between the upper and lower chamber of amortisseur longitudinal direction interconnection, then improve vehicle accelerate or
Pitching resistance energy during deceleration.
(3) when the vehicle is turning, the second 2/2-way electromagnetic valve the 25, the 9th 2/2-way electromagnetic valve 32, the second two four
Three-way electromagnetic valve 34 and the 4th liang of position four-way solenoid valve 36 turn on, and other electromagnetic valves are in situ；
The upper interconnection by the first air spring amortisseur 20 of the gas in the interior air chamber 4 of the first air spring amortisseur 20
Valve c, the upper interconnection valve c of second 2/2-way electromagnetic valve the 25, second air spring amortisseur 21 and the second air spring subtract
In the interior air chamber 4 of shake device 21, gas is connected；Gas in the interior air chamber 4 of the 3rd air spring amortisseur 22 passes through the 3rd air
The upper interconnection valve c of spring damper 22, the upper interconnection gas of the 9th 2/2-way electromagnetic valve the 32, the 4th air spring amortisseur 23
In the interior air chamber 4 of mouth c and the 4th air spring amortisseur 23, gas is connected；Achieve the first air spring amortisseur 20 and
The interior air chamber 4 of two air spring amortisseurs 21 laterally interconnects, the 3rd air spring amortisseur 22 and the 4th air spring amortisseur
The interior air chamber 4 of 23 laterally interconnects, and reduces the rigidity of suspension, improves riding comfort；Make the first air spring subtract simultaneously
Shake device 20 and the amortisseur epicoele 7 of the second air spring amortisseur 21 and amortisseur cavity of resorption 15 lateral cross interconnect, the 3rd air
Spring damper 22 and the amortisseur epicoele 7 of the 4th air spring amortisseur 23 and amortisseur cavity of resorption 15 lateral cross interconnect.Its
Between middle air spring amortisseur, lateral cross interconnection process is identical with during low vehicle speeds, does not repeats them here；Achieve
Horizontal interconnection between the upper and lower chamber of amortisseur, then improve the vehicle anti-rolling capability when turning.
Claims (8)
1. the interconnection type air suspension interconnecting adjustable volume, it is characterised in that include four air spring amortisseurs, nine
2/2-way electromagnetic valve, four two position four-way solenoid valves and four choke valves；
Described four air spring amortisseurs are identical, each include interconnection via a, lower interconnection via b, upper interconnection valve c,
Lower interconnection valve d, interior air chamber (4), outer air chamber (12), amortisseur epicoele (7), amortisseur cavity of resorption (15) and piston lever of reducer
(9), the volume of described interior air chamber (4) is less than the volume of outer air chamber (12), and the center of described piston lever of reducer (9) has through hole
(10), the lower end of described piston lever of reducer (9) has slotted eye (11), and through hole (10) connects with slotted eye (11)；
The amortisseur epicoele (7) of the first air spring amortisseur (20) passes sequentially through the slotted eye of the first air spring amortisseur (20)
(11), through hole (10), upper interconnection via a be connected with one end of first throttle valve (37), another of described first throttle valve (37)
An end point two-way, lead up to second liang of position four-way solenoid valve (34), the second air spring amortisseur (21) lower interconnection via b even
Receive the amortisseur cavity of resorption (15) of the second air spring amortisseur (21), separately lead up to first liang of position four-way solenoid valve (33),
The lower interconnection via b of the 3rd air spring amortisseur (22) is connected to the amortisseur cavity of resorption of the 3rd air spring amortisseur (22)
(15)；
The amortisseur epicoele (7) of the second air spring amortisseur (21) passes sequentially through the slotted eye of the second air spring amortisseur (21)
(11), through hole (10), upper interconnection via a be connected with one end of second throttle (38), another of described second throttle (38)
An end point two-way, lead up to second liang of position four-way solenoid valve (34), the first air spring amortisseur (20) lower interconnection via b even
Receive the amortisseur cavity of resorption (15) of the first air spring amortisseur (20), separately lead up to the 3rd liang of position four-way solenoid valve (35),
The lower interconnection via b of the 4th air spring amortisseur (23) is connected to the amortisseur cavity of resorption of the 4th air spring amortisseur (23)
(15)；
The amortisseur epicoele (7) of the 3rd air spring amortisseur (22) passes sequentially through the slotted eye of the 3rd air spring amortisseur (22)
(11), one end of through hole (10), upper interconnection via a and the 3rd choke valve (39) be connected, another of described 3rd choke valve (39)
An end point two-way, lead up to first liang of position four-way solenoid valve (33), the first air spring amortisseur (20) lower interconnection via b even
Receive the amortisseur cavity of resorption (15) of the first air spring amortisseur (20), separately lead up to the 4th liang of position four-way solenoid valve (36),
The lower interconnection via b of the 4th air spring amortisseur (23) is connected to the amortisseur cavity of resorption of the 4th air spring amortisseur (23)
(15)；
The amortisseur epicoele (7) of the 4th air spring amortisseur (23) passes sequentially through the slotted eye of the 4th air spring amortisseur (23)
(11), one end of through hole (10), upper interconnection via a and the 4th choke valve (40) be connected, another of described 4th choke valve (40)
An end point two-way, lead up to the 3rd liang of position four-way solenoid valve (35), the second air spring amortisseur (21) lower interconnection via b even
Receive the amortisseur cavity of resorption (15) of the second air spring amortisseur (21), separately lead up to the 4th liang of position four-way solenoid valve (36),
The lower interconnection via b of the 3rd air spring amortisseur (22) is connected to the amortisseur cavity of resorption of the 3rd air spring amortisseur (22)
(15)；
The interior air chamber (4) of the first air spring amortisseur (20) is divided by the upper interconnection valve c of the first air spring amortisseur (20)
Three tunnels, the first via is connected by the upper interconnection valve c of the second 2/2-way electromagnetic valve (25), the second air spring amortisseur (21)
To the interior air chamber (4) of the second air spring amortisseur (21), the 4th 2/2-way electromagnetic valve (27), the 3rd air are passed through in the second tunnel
The upper interconnection valve c of spring damper (22) is connected to the interior air chamber (4) of the 3rd air spring amortisseur (22), and the 3rd tunnel is passed through
First 2/2-way electromagnetic valve (24), the lower interconnection valve d of the first air spring amortisseur (20) are connected to the first air spring
The outer air chamber (12) of amortisseur (20)；
The interior air chamber (4) of the 4th air spring amortisseur (23) is divided by the upper interconnection valve c of the 4th air spring amortisseur (23)
Two-way, leading up to the 7th 2/2-way electromagnetic valve (30), the upper interconnection valve c of the second air spring amortisseur (21) is connected to
The interior air chamber (4) of the second air spring amortisseur (21), separately leads up to the 9th 2/2-way electromagnetic valve (32), the 3rd air bullet
The upper interconnection valve c of spring amortisseur (22) is connected to the interior air chamber (4) of the 3rd air spring amortisseur (22)；
The outer air chamber (12) of the first air spring amortisseur (20) is divided by the lower interconnection valve d of the first air spring amortisseur (20)
Two-way, leading up to the 3rd 2/2-way electromagnetic valve (26), the lower interconnection valve d of the second air spring amortisseur (21) is connected to
The outer air chamber (12) of the second air spring amortisseur (21), separately leads up to the 5th 2/2-way electromagnetic valve (28), the 3rd air
The lower interconnection valve d of spring damper (22) is connected to the outer air chamber (12) of the 3rd air spring amortisseur (22)；
The outer air chamber (12) of the 4th air spring amortisseur (23) is by by the lower interconnection gas of the 4th air spring amortisseur (23)
Mouth d divide two-way, leads up to the lower interconnection valve d of the 6th 2/2-way electromagnetic valve (29), the second air spring amortisseur (21)
Be connected to the outer air chamber (12) of the second air spring amortisseur (21), separately lead up to the 8th 2/2-way electromagnetic valve (31),
The lower interconnection valve d of three air spring amortisseurs (22) is connected to the outer air chamber (12) of the 3rd air spring amortisseur (22).
A kind of interconnection type air suspension interconnecting adjustable volume the most according to claim 1, it is characterised in that described air
Spring damper also includes hanger (1), upper mounting plate (2), upper cover plate (3), shock absorber piston upper cover plate (5), outer air chamber vesicle
Skin (6), interior air chamber sleeve (8), shock absorber piston (13), interior air chamber vesicle skin (14), amortisseur outer wall (16), lower installation board
(17), lower hanger (18) and lower cover (19).
A kind of interconnection type air suspension interconnecting adjustable volume the most according to claim 2, it is characterised in that described upper peace
Dress plate (2) and lower installation board (17) are rectangle curved slab.
A kind of interconnection type air suspension interconnecting adjustable volume the most according to claim 2, it is characterised in that described in hang oneself
Ear (1) welds with upper mounting plate (2), upper cover plate (3) successively, and the centre position of described upper cover plate (3) lower end is cast with interior air chamber set
Cylinder (8), the center of described interior air chamber sleeve (8) is cast with interconnection via a, and upper interconnection via a and piston lever of reducer
(9) through hole (10) connection, the bottom of described piston lever of reducer (9) connects shock absorber piston (13), and described amortisseur is lived
Amortisseur outer wall (16) is divided into amortisseur epicoele (7) and amortisseur cavity of resorption (15) two parts, described amortisseur outer wall by plug (13)
(16) top is sealed by shock absorber piston upper cover plate (5), and described amortisseur outer wall (16) bottom is welded on lower cover (19)
Centre position, described lower cover (19) welds with lower installation board (17), lower hanger (18) successively, on described amortisseur outer wall (16)
Holding air chamber (4) in being formed by interior air chamber vesicle skin (14), described upper cover plate (3) and lower cover (19) are by outer air chamber vesicle skin (6)
Forming outer air chamber (12), described upper cover plate (3) is cast with interconnection valve c near center, and upper interconnection valve c and interior air chamber
(4) connection, the center of described lower cover (19) is cast with lower interconnection via b, and lower interconnection via b and amortisseur cavity of resorption (15)
Connection, the edge of described lower cover (19) is cast with lower interconnection valve d, and lower interconnection valve d connects with outer air chamber (12)；Wherein
The edge of the lower cover (19) of the first air spring amortisseur (20) is also cast with charging connector e, and charging connector e and outer air chamber (12)
Connection.
A kind of interconnection type air suspension interconnecting adjustable volume the most according to claim 2, it is characterised in that described damping
The shape of device outer wall (16), interior air chamber (4) and interior air chamber sleeve (8) is cylinder.
6. the using method of the interconnection type air suspension interconnecting adjustable volume, it is characterised in that comprise the steps:
S1, the use early stage detection of a kind of interconnection type air suspension interconnecting adjustable volume；
S2, at low speeds, the interconnection type air suspension of interconnection adjustable volume works vehicle；
S3, at high speeds, the interconnection type air suspension of interconnection adjustable volume works vehicle.
The using method of a kind of interconnection type air suspension interconnecting adjustable volume the most according to claim 6, its feature exists
In, the step of the use early stage detection that described S1 mono-kind interconnects the interconnection type air suspension of adjustable volume includes:
S1.1, ECU ECU judge the interconnection of interconnection adjustable volume according to signals such as air spring pressure, air spring height
Formula air suspension is the need of inflation；
S1.2, if the interconnection type air suspension of interconnection adjustable volume needs inflation, opens the electromagnetic valve connecting each air chamber, by the
The interior air chamber (4) of four air spring amortisseurs, outer air chamber (12) are entered by the charging connector e of one air spring amortisseur (20) simultaneously
Row inflation, inflates complete according to Vehicle Speed, determines the working method of suspension；
S1.3, if the interconnection type air suspension of interconnection adjustable volume need not inflation, according to Vehicle Speed, determines suspension
Working method.
The using method of a kind of interconnection type air suspension interconnecting adjustable volume the most according to claim 6, its feature exists
In, the interconnection type air suspension job step of interconnection adjustable volume:
If 1. speed is less than presetting speed threshold v0Time, start low speed interconnection mode, that cuts off between all interior air chambers is mutual
Connection；
When vehicle is in starting or during on-position, the 5th 2/2-way electromagnetic valve (28), the 3rd choke valve (39), the first two
Four way solenoid valve (33) and the 3rd liang of position four-way solenoid valve (35) conducting, other electromagnetic valves are in situ so that the first air
The outer air chamber (12) of spring damper (20) and the 3rd air spring amortisseur (22) longitudinally interconnection, the second air spring amortisseur
And outer air chamber (12) the longitudinally interconnection of the 4th air spring amortisseur (23) (21)；Make the first air spring amortisseur simultaneously
(20) and the amortisseur epicoele (7) of the 3rd air spring amortisseur (22) and amortisseur cavity of resorption (15) crossed longitudinally interconnection, second
Air spring amortisseur (21) and the amortisseur epicoele (7) of the 4th air spring amortisseur (23) and amortisseur cavity of resorption (15) are longitudinally
Cross interconnected；
When the vehicle is turning, the 3rd 2/2-way electromagnetic valve (26), second liang of position four-way solenoid valve (34), the 8th 2/2-way electricity
Magnet valve (31) and the 4th liang of position four-way solenoid valve (36) conducting, other electromagnetic valves are in situ so that the first air spring subtracts
Shake device (20) and the outer air chamber (12) of the second air spring amortisseur (21) laterally interconnect, the 3rd air spring amortisseur (22) and
The outer air chamber (12) of the 4th air spring amortisseur (23) laterally interconnects；Make the first air spring amortisseur (20) and simultaneously
The amortisseur epicoele (7) of two air spring amortisseurs (21) and the interconnection of amortisseur cavity of resorption (15) lateral cross, the 3rd air spring
Amortisseur (22) and the amortisseur epicoele (7) of the 4th air spring amortisseur (23) and amortisseur cavity of resorption (15) lateral cross are mutual
Connection；
When its straight line travels, second liang of position four-way solenoid valve (34) and the 4th liang of position four-way solenoid valve (36) conducting, other
Electromagnetic valve is in situ, and interior air chamber and the outer air chamber of four air spring amortisseurs do not interconnect, the first air spring damping
Device (20) and the amortisseur epicoele (7) of the second air spring amortisseur (21) and amortisseur cavity of resorption (15) lateral cross interconnect, the
Three air spring amortisseurs (22) and the amortisseur epicoele (7) of the 4th air spring amortisseur (23) and amortisseur cavity of resorption (15) are horizontal
To cross interconnected；
If 2. speed is more than presetting speed threshold v0Time, start high speed interconnection mode, that cuts off between all outer air chambers is mutual
Connection；
When vehicle is in acceleration or deceleration state, the 4th 2/2-way electromagnetic valve (27), the 7th 2/2-way electromagnetic valve (30),
First liang of position four-way solenoid valve (33) and the 3rd liang of position four-way solenoid valve (35) conducting, other electromagnetic valves are in situ so that
The interior air chamber (4) of the first air spring amortisseur (20) and the 3rd air spring amortisseur (22) longitudinally interconnection, the second air bullet
The longitudinally interconnection of the interior air chamber (4) of spring amortisseur (21) and the 4th air spring amortisseur (23)；Make the first air spring simultaneously
Amortisseur (20) and the amortisseur epicoele (7) of the 3rd air spring amortisseur (22) and amortisseur cavity of resorption (15) are crossed longitudinally mutually
Connection, the second air spring amortisseur (21) and the amortisseur epicoele (7) of the 4th air spring amortisseur (23) and amortisseur cavity of resorption
(15) crossed longitudinally interconnection.
When the vehicle is turning, the 3rd 2/2-way electromagnetic valve (26), second liang of position four-way solenoid valve (34), the 8th 2/2-way electricity
Magnet valve (31) and the 4th liang of position four-way solenoid valve (36) conducting, other electromagnetic valves are in situ so that the first air spring subtracts
Shake device (20) and the outer air chamber (12) of the second air spring amortisseur (21) laterally interconnect, the 3rd air spring amortisseur (22) and
The outer air chamber (12) of the 4th air spring amortisseur (23) laterally interconnects；Make the first air spring amortisseur (20) and simultaneously
The amortisseur epicoele (7) of two air spring amortisseurs (21) and the interconnection of amortisseur cavity of resorption (15) lateral cross, the 3rd air spring
Amortisseur (22) and the amortisseur epicoele (7) of the 4th air spring amortisseur (23) and amortisseur cavity of resorption (15) lateral cross are mutual
Connection；
When its straight line travels, second liang of position four-way solenoid valve (34) and the 4th liang of position four-way solenoid valve (36) conducting, other
Electromagnetic valve is in situ, and interior air chamber and the outer air chamber of four air spring amortisseurs do not interconnect, the first air spring damping
Device (20) and the amortisseur epicoele (7) of the second air spring amortisseur (21) and amortisseur cavity of resorption (15) lateral cross interconnect, the
Three air spring amortisseurs (22) and the amortisseur epicoele (7) of the 4th air spring amortisseur (23) and amortisseur cavity of resorption (15) are horizontal
To cross interconnected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610705081.4A CN106314058B (en) | 2016-08-22 | 2016-08-22 | A kind of interconnection type air suspension and its application method interconnecting adjustable volume |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610705081.4A CN106314058B (en) | 2016-08-22 | 2016-08-22 | A kind of interconnection type air suspension and its application method interconnecting adjustable volume |
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| CN106314058A true CN106314058A (en) | 2017-01-11 |
| CN106314058B CN106314058B (en) | 2019-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610705081.4A Active CN106314058B (en) | 2016-08-22 | 2016-08-22 | A kind of interconnection type air suspension and its application method interconnecting adjustable volume |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813672A (en) * | 2017-10-30 | 2018-03-20 | 江苏大学 | Distributed laterally interconnection air suspension control system and method |
| CN108099536A (en) * | 2018-01-25 | 2018-06-01 | 广州市米萨汽车电子科技有限公司 | It is a kind of to damp continuously adjustable and variable rigidity control system and vehicle |
| CN108749506A (en) * | 2018-07-04 | 2018-11-06 | 湖南工学院 | A kind of interconnection type variable volume air suspension and its control method |
| CN109606055A (en) * | 2018-11-29 | 2019-04-12 | 江苏大学 | A kind of airsuspension system and method and the vehicle for installing the system |
| CN112918500A (en) * | 2019-12-05 | 2021-06-08 | 中车唐山机车车辆有限公司 | Support mode control system and control method, rail vehicle and terminal |
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| EP1429045A2 (en) * | 2002-12-11 | 2004-06-16 | Phoenix AG | Air spring arrangement |
| CN103244597A (en) * | 2013-04-28 | 2013-08-14 | 江苏科技大学 | Four-gear air spring with adjustable volume and method for controlling four-gear air spring |
| CN105465260A (en) * | 2015-12-29 | 2016-04-06 | 江苏大学 | In-interconnection adjustable-volume transverse interconnection air springs and control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1429045A2 (en) * | 2002-12-11 | 2004-06-16 | Phoenix AG | Air spring arrangement |
| CN103244597A (en) * | 2013-04-28 | 2013-08-14 | 江苏科技大学 | Four-gear air spring with adjustable volume and method for controlling four-gear air spring |
| CN105465260A (en) * | 2015-12-29 | 2016-04-06 | 江苏大学 | In-interconnection adjustable-volume transverse interconnection air springs and control method |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813672A (en) * | 2017-10-30 | 2018-03-20 | 江苏大学 | Distributed laterally interconnection air suspension control system and method |
| CN108099536A (en) * | 2018-01-25 | 2018-06-01 | 广州市米萨汽车电子科技有限公司 | It is a kind of to damp continuously adjustable and variable rigidity control system and vehicle |
| CN108749506A (en) * | 2018-07-04 | 2018-11-06 | 湖南工学院 | A kind of interconnection type variable volume air suspension and its control method |
| CN108749506B (en) * | 2018-07-04 | 2019-03-26 | 湖南工学院 | A kind of interconnection type variable volume air suspension and its control method |
| CN109606055A (en) * | 2018-11-29 | 2019-04-12 | 江苏大学 | A kind of airsuspension system and method and the vehicle for installing the system |
| CN109606055B (en) * | 2018-11-29 | 2021-06-18 | 江苏大学 | Air suspension system and method and vehicle provided with system |
| CN112918500A (en) * | 2019-12-05 | 2021-06-08 | 中车唐山机车车辆有限公司 | Support mode control system and control method, rail vehicle and terminal |
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| Publication number | Publication date |
|---|---|
| CN106314058B (en) | 2019-04-02 |
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