CN204641313U - Variable automobile suspension system - Google Patents
Variable automobile suspension system Download PDFInfo
- Publication number
- CN204641313U CN204641313U CN201520286247.4U CN201520286247U CN204641313U CN 204641313 U CN204641313 U CN 204641313U CN 201520286247 U CN201520286247 U CN 201520286247U CN 204641313 U CN204641313 U CN 204641313U
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- spring
- dividing plate
- footstock
- shock absorber
- suspension system
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Abstract
The utility model discloses a kind of variable automobile suspension system, comprise elastic element, the shock absorber be connected with elastic element and load transfer device, described elastic element comprises spring pedestal that the spring footstock that is connected with vehicle body is connected with load transfer device, dividing plate, main spring and auxiliary spring between spring footstock and spring pedestal; Described dividing plate is connected between described main spring and described auxiliary spring, described shock absorber is all set in for the auxiliary spring of forward mounting and main spring, described shock absorber runs through described dividing plate and is connected between described spring pedestal and spring footstock, can not be set in shock absorber for rear-mounted auxiliary spring and main spring.Described auxiliary spring is connected between spring footstock and dividing plate, and described main spring is connected between dividing plate and spring pedestal; Described spring footstock is provided with the pillar stiffener that can stretch downwards, and pillar stiffener can extend on dividing plate.The utility model solves existing general-utility car suspension and not only can not meet handling but also meet the problem of traveling comfort.
Description
Technical field
The utility model relates to automobile manufacturing field, is specifically related to a kind of automobile suspension system.
Background technology
Automobile is handling, the road-holding property referred in automobile theory.The road-holding property of automobile contains two parts content interknited, and one is road-holding property, and two is stability.Road-holding property refers to that automobile can turn to by the steering order of chaufeur timely and accurately; After stability then refers to that automobile is subject to external interference, the normal direction travelled can be recovered voluntarily, and there is not back skating, topple, the phenomenon such as out of control.In handling research, automobile suspension system plays again conclusive effect.
Automobile suspension system is the mechanism connecting wheel and vehicle body, plays support and damping of vibrations to vehicle body.Mainly transmit the force and moment that acts between wheel and vehicle body, such as bearing force, braking force and propulsive effort etc., and buffering by uneven road surface pass to vehicle frame or vehicle body impact load, decay the vibration caused thus, to ensure that automobile can smoothly travel.
Typical automobile suspension system is made up of elastic element, shock absorber and load transfer device etc., and this three part plays the transmission effect of buffering, vibration damping and power respectively.Most elastic element hung is the individual layer coil spring be set on shock absorber, individual layer coil spring is connected between vehicle body and load transfer device, Main Function absorbs the traveling comfort that vibration ensures occupant, from technological layer analysis, it also plays maintenance tire and ground is fitted, ensured Vehicle handling function.
Automobile suspension system is a very difficult automobile assembly reaching perfect requirement, because should meet the handling requirement of automobile, ensure the traveling comfort requirement of automobile again, and these two aspects is conflicting.In order to obtain good traveling comfort, need the vibration of buffering automobile greatly, such spring will design softer, but soft the settling of spring easily makes automobile brake " nodding ", accelerate " new line " and seriously roll deflection, be unfavorable for turning to of automobile, easily cause automobile operation unstable.
Especially now used is all that single coil spring and shock absorber coordinate, the elasticity modulus of spring and largest deformation amount are all certain, when more namely elasticity modulus is less for spring, the load transfer device of automobile can be delivered on the wheel hub that is connected with spring by which better spring, handling good.When the softer i.e. elasticity modulus of spring is larger, when automobile runs into larger vibration, spring can carry out the impact of buffering automobile vibration on vehicle body with large deformation quantity, makes the traveling comfort of occupant better.But because each axle spring all only has a spring, the elasticity modulus of spring is fixing and uncontrollable, and the automobile suspension system therefore comprising multiple axle spring can not only ensure the handling of automobile but also ensure traveling comfort.Though use Pneumatic Suspension can solve handling and problem that is traveling comfort, but Pneumatic Suspension is expensive is used for high-end Pullman saloon or SUV.
Utility model content
The problem that the utility model solves is: existing general-utility car suspension not only can not meet handling but also meet the requirement of traveling comfort.
The technical scheme that the utility model adopts is: comprise elastic element, the shock absorber be connected with elastic element and load transfer device, and described elastic element comprises spring pedestal that the spring footstock that is connected with vehicle body is connected with load transfer device, dividing plate, main spring and auxiliary spring between spring footstock and spring pedestal; Described dividing plate is connected between described main spring and described auxiliary spring, and described auxiliary spring is connected between spring footstock and dividing plate, and described main spring is connected between dividing plate and spring pedestal; Described spring footstock is provided with the pillar stiffener that can stretch downwards, and pillar stiffener can extend on dividing plate.
Principle of work: for automobile suspension system, wants automobile handling good, then need to make the power of load transfer device can be delivered to vehicle body fast, and this just needs the suspension be connected between load transfer device and vehicle body power to be delivered on vehicle body fast.When running car is on smooth road, automobile needs maintenance tire and ground to fit, ensure Vehicle handling function, and now pillar stiffener is connected between spring footstock and dividing plate, and auxiliary spring does not stress.Main spring accepts load transfer device and passes the power of coming and be delivered to rapidly on the dividing plate that is attached thereto, and dividing plate is rapid to be again delivered to power on vehicle body by the pillar stiffener be attached thereto.When running car is on uneven road, automobile needs to overcome the uneven vehicle body brought in road surface and jolts.Now pillar stiffener shrinks, and makes it no longer to be connected with dividing plate.After load transfer device transmitting force is come, first power absorbed by main spring, and then power is passed to dividing plate, and power is passed to auxiliary spring by dividing plate, and auxiliary spring produces deformation after receiving power, and power is delivered to vehicle body after absorbing the energy of certain force by auxiliary spring again, reduces to jolt.
Compared with prior art, the beneficial effects of the utility model are: 1. main spring is connected by dividing plate with auxiliary spring, make can to have two springs to absorb by deformation the strength of jolting that load transfer device passes on rough road surface, the equivalent elasticity modulus of spring entirety can be made to become adjustable, than the good damping result of single spring by the combined action of two springs.2. auxiliary spring is connected between spring footstock and dividing plate, and pillar stiffener is also connected between spring footstock and dividing plate; Auxiliary spring can be made by stressed or do not stress by pillar stiffener flexible, and then the elasticity modulus affecting whole elastic element become two kinds can selection mode, when evenness of road surface, pillar stiffener replaces spring to be connected between spring footstock and dividing plate, now pillar stiffener receives the power passed over from main spring, power is passed to vehicle body pillar stiffener free of losses, because power is non-loss in the transmittance process of pillar stiffener, vehicle body can be made a response according to the power of load transfer device fast, and automobile is handling good; When Uneven road, pillar stiffener is no longer connected with dividing plate after shrinking, the power come from main spring transmission is directly absorbed by auxiliary spring, power is changed into self deformation by auxiliary spring when absorption power, power is passed to vehicle body by auxiliary spring after losing most of power, because auxiliary spring absorbs the power that major part is jolted, so jolting of experiencing of vehicle body is less, the traveling comfort of automobile is good.3. the utility model only comprises elastic element, shock absorber and load transfer device, and structure is simple, and components and parts used are common components and parts, and low being easy to of cost is promoted.
Preferably, described shock absorber runs through described dividing plate and is connected between described spring pedestal and spring footstock, described auxiliary spring and described main spring are all set on described shock absorber, not only facilitate the energy of shock absorber main spring and auxiliary spring release, avoid the double vibrations of main spring and auxiliary spring, and conserve space.
Preferably, described shock absorber is variable-damping shock, and the convenient soft or hard regulating shock absorber according to the soft or hard of spring, is conducive to the double vibrations that shock absorber directly absorbs spring, makes traveling comfort better.
Preferably, described auxiliary spring and described main spring are coil spring, and the elasticity modulus of described auxiliary spring is greater than described main spring, facilitate auxiliary spring can produce larger deformation, absorb more energy, make automobile can reduce sense of jolting on rough road, make car comfort better.
Preferably, described spring footstock is also provided with hydraulic pushing device, and described hydraulic pushing device is connected between described spring footstock and described vehicle body, facilitates hydraulic pushing device upwards to push up, and then jack-up raises vehicle body, make automobile can by the larger place of ground height of concave convex difference.
Preferably, described pillar stiffener be arranged on described spring footstock and along described auxiliary spring circumference arrange multiple, facilitate pillar stiffener free-extension and support the distance between spring footstock and dividing plate.
Preferably, described pillar stiffener is electric drive hydraulic thruster, facilitates electric drive hydraulic thruster upwards to release jack-up spring footstock, and then jack-up vehicle body.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Fig. 1 is the structural representation of the variable automobile suspension system embodiment 1 of the utility model;
Fig. 2 is the structural representation of the variable automobile suspension system embodiment 2 of the utility model.
In figure, Reference numeral is: main spring-1, auxiliary spring-2, electric drive hydraulic thruster-3, wheel hub-4, shock absorber-5, spring footstock-6, hydraulic mandril-7, dividing plate-8, spring pedestal-9.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail, but not as to restriction of the present utility model.
Embodiment 1
As shown in Figure 1, a kind of variable automobile suspension system, comprises elastic element, shock absorber 5 and load transfer device, load transfer device finger wheel hub 4, upper and lower Control arm, torsion bar, center-control arm etc.Elastic element comprises spring pedestal 9 that the spring footstock 6 that is connected with vehicle body screw is connected with wheel hub 4 screw, dividing plate 8, main spring 1 and auxiliary spring 2 between spring footstock 6 and spring pedestal 9; Shock absorber 5 runs through dividing plate 8, and main spring 1 and auxiliary spring 2 are coil spring, and main spring 1 and auxiliary spring 2 are enclosed within shock absorber 5.Spring footstock 6, spring pedestal 9 and dividing plate 8 all have circular groove, and the size of circular groove and main spring 1 and auxiliary spring 2 match.Auxiliary spring 2 is connected between spring footstock 6 and dividing plate 8, and main spring 1 is connected between dividing plate 8 and spring pedestal 9.The center screwing of spring footstock 6 connects telescopic electric drive hydraulic thruster 3, and electric drive hydraulic thruster 3 Extensible is to dividing plate 8 and be connected on dividing plate 8.
Spring footstock 6 is gone back screw and be connected with Hydraulic Pump assembly and hydraulic mandril 7, hydraulic mandril 7 is electric-controlled hydraulic push rod.Hydraulic mandril 7 is connected between spring footstock 6 and vehicle body, facilitates hydraulic mandril 7 upwards to push up vehicle body, raises vehicle body, makes automobile can by the larger place of ground height of concave convex difference.
Electric drive hydraulic thruster 3 is two or three, and electric drive hydraulic thruster 3 is around auxiliary spring 2 annular spread, and electric drive hydraulic thruster 3 one end screw is connected on spring footstock 6, and the other end is connected on dividing plate 8.
For automobile suspension system, want automobile handling good, then need to make wheel hub 4, upper and lower Control arm, torsion bar, the power of center-control arm etc. can be delivered to vehicle body fast, and this just needs the suspension be connected between wheel hub 4 and vehicle body power to be delivered on vehicle body fast.When running car is on smooth road, automobile needs maintenance tire and ground to fit, ensure Vehicle handling function, and now electric drive hydraulic thruster 3 is connected between spring footstock 6 and dividing plate 8, and auxiliary spring 2 does not stress.Main spring 1 accepts wheel hub 4 and passes the power of coming and be delivered to rapidly on the dividing plate 8 that is attached thereto, and power is delivered on spring footstock 6 rapidly by electric drive hydraulic thruster 3 by dividing plate 8, and power is delivered on the vehicle body that is attached thereto by spring footstock 6.When running car is on uneven road, automobile needs to overcome the uneven vehicle body brought in road surface and jolts.Now electric drive hydraulic thruster 3 shrinks, and makes it no longer to be connected with dividing plate 8.After load transfer device transmitting force is come, first power absorbed by main spring 1, then power is passed to dividing plate 8, power is passed to auxiliary spring 2 by dividing plate 8, and auxiliary spring 2 produces deformation after receiving power, and remaining power will be had to absorb, the power being finally delivered to vehicle body is less, and the power that the shock absorber 5 be enclosed within main spring 1 and auxiliary spring 2 discharges after absorbing spring deformation, prevent spring crank motion, effectively reduce and jolt.
The present embodiment not only can meet the handling but also key meeting traveling comfort and be to adopt double-layer spring, i.e. auxiliary spring 2 and main spring 1.When electric drive hydraulic thruster 3 stretch out abut with dividing plate 8 after auxiliary spring 2 be closed, do not produce any bearing force, now main spring 1 works, main spring 1 designs bearing force comparatively strong (matched design according to automobile parameter and spring), ensure the stability of automobile when better road traveling, when urgent lane change not lateral deviation, do not tilt, such vehicle just has handling preferably, and it is stronger to control sense.When electric drive hydraulic thruster 3 is packed up, auxiliary spring 2 and main spring 1 work simultaneously.And the elasticity modulus of auxiliary spring 2 is greater than or equal to main spring 1.When the elasticity modulus of auxiliary spring 2 equals main spring 1, because the overall length of two springs is elongated, the deformation quantitative change that two springs are total when running into vibration is large, two springs are made to absorb more power, make automobile can absorb more Impact energy when concave-convex road surface travels, filter out more vibrations, the traveling comfort taken will be better.When the elasticity modulus of auxiliary spring 2 is larger than main spring 1, namely auxiliary spring 2 is softer than main spring 1, when allowing auxiliary spring 2 work together with main spring 1, because auxiliary spring 2 is softer, larger deformation can be produced, absorb more energy, make automobile can reduce sense of jolting at rough Lu Shanggeng, make car comfort better.
Be worth proposing, be all enclosed within shock absorber 5 for the auxiliary spring 2 of forward mounting and main spring 1, shock absorber 5 can not be enclosed within for rear-mounted auxiliary spring 2 and main spring 1.Auxiliary spring 2 is not necessarily isometric with main spring 1, and concrete length specifically sets according to the demand of different vehicle.Mutual switching between auxiliary spring 2 and main spring 1 sets according to the handling of vehicle and traveling comfort, and the elasticity modulus of spring mates with the relevant parameter of vehicle.The shock absorber 5 used is variable-damping shock, when the vehicle is running, there is deformation after being subject to ground shock and carry out absorbing vibrational energy in spring, shock absorber 5 is used for absorbing the vibrational energy that discharges after resiling of spring to avoid the phenomenon of double vibrations back and forth that there will be.Along with weakening of spring, damping diminishes variable-damping shock, and spring is hardening and damping becomes large, makes shock absorber 5 effectively can play the effect of damping for the soft or hard situation that spring is different, suppresses spring to swing back and forth, ensures the handling and traveling comfort of automobile.
Hydraulic mandril 7 aims at suv and cross-country car increases design (car can with also designing without this) when vehicle travels on muddy road or rocky road, hydraulic mandril 7 stretches out, increase the distance on vehicle body and ground, so just can strengthen vehicle by performance, then coordinate the comfort property of vehicle to use simultaneously.By can smoothly by guaranteeing not too to jolt again during bad road.
Embodiment 2
As shown in Figure 2, the present embodiment is substantially the same manner as Example 1, and difference is that the spring diameter of auxiliary spring 2 is greater than the spring diameter of main spring 1.The dividing plate 8 be connected with auxiliary spring 2 and main spring 1 is several font structures of sliding block joint, auxiliary spring 2 can be enclosed within outside main spring 1, the bottom-to-top-height together of two springs is reduced, the length of single spring can be increased, enable spring produce larger deformation quantity, absorb the vibration of more multi-energy.
Above-described is only preferred implementation of the present utility model; should be understood that; for a person skilled in the art; under the prerequisite not departing from the utility model structure; some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.
Claims (7)
1. a variable automobile suspension system, comprise elastic element, the shock absorber be connected with elastic element and load transfer device, it is characterized in that: described elastic element comprises spring pedestal that the spring footstock that is connected with vehicle body is connected with load transfer device, dividing plate, main spring and auxiliary spring between spring footstock and spring pedestal; Described dividing plate is connected between described main spring and described auxiliary spring, and described auxiliary spring is connected between spring footstock and dividing plate, and described main spring is connected between dividing plate and spring pedestal; Described spring footstock is provided with the pillar stiffener that can stretch downwards, and pillar stiffener can extend on dividing plate.
2. variable automobile suspension system as claimed in claim 1, is characterized in that: described shock absorber runs through described dividing plate and is connected between described spring pedestal and spring footstock, and described auxiliary spring and described main spring are all set on described shock absorber.
3. variable automobile suspension system as claimed in claim 2, is characterized in that: described shock absorber is variable-damping shock.
4. variable automobile suspension system as claimed in claim 3, is characterized in that: described auxiliary spring and described main spring are coil spring, and the elasticity modulus of described auxiliary spring is greater than described main spring.
5. variable automobile suspension system as claimed in claim 4, is characterized in that: described spring footstock is also provided with hydraulic pushing device, and described hydraulic pushing device is connected between described spring footstock and described vehicle body.
6. variable automobile suspension system as claimed in claim 5, is characterized in that: described pillar stiffener be arranged on described spring footstock and along described auxiliary spring circumference arrange multiple.
7. as the variable automobile suspension system in claim 1 to 6 as described in any one, it is characterized in that: described pillar stiffener is electric drive hydraulic thruster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286247.4U CN204641313U (en) | 2015-05-06 | 2015-05-06 | Variable automobile suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286247.4U CN204641313U (en) | 2015-05-06 | 2015-05-06 | Variable automobile suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204641313U true CN204641313U (en) | 2015-09-16 |
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ID=54094088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520286247.4U Expired - Fee Related CN204641313U (en) | 2015-05-06 | 2015-05-06 | Variable automobile suspension system |
Country Status (1)
| Country | Link |
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| CN (1) | CN204641313U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105667239A (en) * | 2016-03-30 | 2016-06-15 | 曹玥 | Rigidity-variable trailing arm independent suspension |
| CN106004310A (en) * | 2016-06-22 | 2016-10-12 | 北京长安汽车工程技术研究有限责任公司 | Automobile and suspension offset frequency adjustment device |
| CN109606050A (en) * | 2018-12-25 | 2019-04-12 | 安徽科源机械有限公司 | A kind of bimodal automobile suspension arrangement |
| CN111546848A (en) * | 2020-04-07 | 2020-08-18 | 重庆工业职业技术学院 | New energy automobile suspension device |
| CN111731062A (en) * | 2020-06-28 | 2020-10-02 | 阜阳常阳汽车部件有限公司 | Truck axle suspension assembly |
| CN112576679A (en) * | 2020-12-31 | 2021-03-30 | 赣州禾盈通用零部件有限公司 | Buffer device |
-
2015
- 2015-05-06 CN CN201520286247.4U patent/CN204641313U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105667239A (en) * | 2016-03-30 | 2016-06-15 | 曹玥 | Rigidity-variable trailing arm independent suspension |
| CN106004310A (en) * | 2016-06-22 | 2016-10-12 | 北京长安汽车工程技术研究有限责任公司 | Automobile and suspension offset frequency adjustment device |
| CN106004310B (en) * | 2016-06-22 | 2018-11-02 | 北京长安汽车工程技术研究有限责任公司 | A kind of automobile and suspension offset frequency regulating device |
| CN109606050A (en) * | 2018-12-25 | 2019-04-12 | 安徽科源机械有限公司 | A kind of bimodal automobile suspension arrangement |
| CN111546848A (en) * | 2020-04-07 | 2020-08-18 | 重庆工业职业技术学院 | New energy automobile suspension device |
| CN111731062A (en) * | 2020-06-28 | 2020-10-02 | 阜阳常阳汽车部件有限公司 | Truck axle suspension assembly |
| CN112576679A (en) * | 2020-12-31 | 2021-03-30 | 赣州禾盈通用零部件有限公司 | Buffer device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20160506 |