CN203623318U - Pneumatic suspension device - Google Patents
Pneumatic suspension device Download PDFInfo
- Publication number
- CN203623318U CN203623318U CN201320608718.XU CN201320608718U CN203623318U CN 203623318 U CN203623318 U CN 203623318U CN 201320608718 U CN201320608718 U CN 201320608718U CN 203623318 U CN203623318 U CN 203623318U
- Authority
- CN
- China
- Prior art keywords
- outstanding
- cylinder
- control valve
- suspension
- pneumatic suspension
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Vehicle Body Suspensions (AREA)
Abstract
The utility model discloses a pneumatic suspension device. The pneumatic suspension device is characterized in that a horizontal sensor is arranged on a vehicle frame and transmits information of a horizontal state of a vehicle to a control unit for judging the horizontal state of the vehicle, and the control unit controls working states of an air compressor, a left suspension air inlet control valve and a right suspension air inlet control valve respectively; the air compressor is connected with an air storage tank by a pipeline, and the air storage tank inflates a left suspension cylinder and a right suspension cylinder respectively after being connected to the left suspension air inlet control valve and the right suspension air inlet control valve, so that an effect of regulating the rigidity and damping of a suspension of the light truck can be realized. The pneumatic suspension device has the advantages that the rigidity and the damping of the suspension of the light truck can be timely regulated on the basis that the cost is not excessively increased, so that the stability and the comfort can be improved when the light truck runs, various types of force and torque can be reliably transmitted among a vehicle body and wheels, and the sufficient strength and the sufficient service life can be guaranteed while the requirement on light weights of components and parts is met.
Description
Technical field
The utility model relates to automotive suspension field, particularly a kind of pneumatic suspension system.
Background technology
Traditional suspension is mostly passive suspension, and it is driven by external force and works, so be also referred to as driven suspension.Its principal parameter be rule of thumb or the method for optimal design determine, and remain unchanged in the process of moving.It is the compromise of a series of road conditions, is difficult to adapt to various complex road conditions.Because the departure point of passive suspension design is to compromise meeting between automobile ride and road-holding property, for different operatings needs, can only be to sacrifice supplementary properties on the basis that meets main performance requirements.Although passive suspension cost is low, reliability is higher, it cannot solve and meet conflicting requirement between ride comfort and road-holding property simultaneously.When adopting the larger coil spring of rigidity to make wheel keep the tendency contacting with road surface, improve the ground ability of grabbing of tire.But such drawback is to have the stronger sensation of jolting while riding in an automobile.If while adopting softer coil spring to make automobile adapt to rugged road surface, it improves stationarity and traveling comfort while riding in an automobile.But such vehicle handling stability is poor.
Occurred active suspension system in manned vehicle field at present, it is an additional controlled making power apparatus on the basis of passive suspension system.This active suspension can be according to the motion of automobile and condition of road surface, and the in time rigidity of adjustable suspension and damping makes vehicle in best vibration damping state.But relative cost is higher, its structure also cannot use on light card.
For above-mentioned problem, for light card provides a kind of novel active suspension device, on the basis without increase excessive cost, in time regulate rigidity and the damping of light card suspension, improve stationarity and traveling comfort when gently card travels.
Utility model content
Technical problem to be solved in the utility model is, a kind of pneumatic suspension system is provided, at stationarity and traveling comfort without increasing the rigidity and the damping that in time regulate light card suspension on the basis of excessive cost, improve light card while travelling.
For achieving the above object, the technical solution of the utility model is, a kind of pneumatic suspension system, comprise that vehicle bridge connects two wheels of automobile, the two ends of bumper, spring element are connected respectively on vehicle bridge and vehicle frame,, it is characterized in that: described vehicle frame is provided with horizon sensor and the horizontality of vehicle is passed to control unit judges, control unit is controlled respectively the mode of operation of air compressor, left outstanding air intake control valve, right outstanding air intake control valve; Described air compressor connects storage tank by pipeline, and storage tank is inflated the outstanding cylinder in a left side, right outstanding cylinder respectively after being connected to left outstanding air intake control valve and right outstanding air intake control valve, to realize the effect that regulates light card suspension rate and damping.
The outstanding cylinder in a described left side, right outstanding cylinder are arranged in vehicle bridge and withstand vehicle frame.
The outstanding cylinder in a described left side, right outstanding cylinder are respectively equipped with left outstanding gas exhausting valve and right outstanding gas exhausting valve, get rid of the gas in left outstanding cylinder, right outstanding cylinder in the time that road conditions recover steady.
On the outstanding cylinder in a described left side, right outstanding cylinder, be respectively equipped with height sensor, cylinder is highly fed back to control unit in real time.
Between described storage tank and left outstanding air intake control valve, right outstanding air intake control valve, be provided with air filter.
Described storage tank is connected with left outstanding gas exhausting valve, right outstanding gas exhausting valve, and is provided with return-air control cock.
What the outstanding cylinder in the described right side, left outstanding cylinder adopted is single-piston rod double acting bounce cylinder.
A kind of pneumatic suspension system, owing to adopting above-mentioned structure, the utility model has the advantage of: 1, on the basis without increase excessive cost, in time regulate rigidity and the damping of light card suspension, improve stationarity and traveling comfort when gently card travels; 2, have the ability of suitable damped vibration, it has carried out good coupling with the elastic behavior of suspension, guarantees that vehicle body and wheel are little at the amplitude of resonance range simultaneously, and vibration damping is fast; 3, there is good sound insulation capabilities; 4, compact conformation, the size that takes up room are little; 5, transmitted reliably the various force and moments between vehicle body and wheel, meet parts quality want little in, ensure again enough intensity and life-span.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail;
Fig. 1 is the structural representation of a kind of pneumatic suspension system of the utility model;
In Fig. 1,1, vehicle frame; 2, shock absorber; 3, elastic element; 4, left outstanding gas exhausting valve; 5, left outstanding cylinder; 6, left outstanding air intake control valve; 7, storage tank; 8, air filter; 9; Air compressor; 10, right outstanding air intake control valve; 11, right outstanding cylinder; 12, right outstanding gas exhausting valve; 13, vehicle bridge; 14, wheel; 15, horizon sensor; 16, height sensor; 17, control unit; 18, return-air control cock.
The specific embodiment
As shown in Figure 1, the utility model comprises that vehicle bridge 13 connects two wheels 14 of automobile, the two ends of bumper 2, spring element 3 are connected respectively on vehicle bridge 14 and vehicle frame 1, vehicle frame 1 is provided with horizon sensor 15 and the horizontality of vehicle is passed to control unit 17 judges, control unit 17 is controlled respectively the mode of operation of air compressor 9, left outstanding air intake control valve 6, right outstanding air intake control valve 10; Air compressor 8 connects storage tank 7 by pipeline, and storage tank 7 is connected to left outstanding air intake control valve 6 and respectively the outstanding cylinder 5 in a left side, the right cylinder 11 that hangs is inflated with right outstanding air intake control valve 10 is rear, to realize the effect that regulates light card suspension rate and damping.
Left outstanding cylinder 5, right outstanding cylinder 11 are arranged in vehicle bridge 13 and withstand vehicle frame 1.Left outstanding cylinder 5, right outstanding cylinder 11 are respectively equipped with left outstanding gas exhausting valve 4 and right outstanding gas exhausting valve 12, get rid of the gas in left outstanding cylinder 5, right outstanding cylinder 11 in the time that road conditions recover steady.On left outstanding cylinder 5, right outstanding cylinder 11, be respectively equipped with height sensor 16, cylinder is highly fed back to control unit 17 in real time.
Between storage tank 7 and left outstanding air intake control valve 6, right outstanding air intake control valve 10, be provided with air filter 8.Storage tank 7 is connected with left outstanding gas exhausting valve 4, right outstanding gas exhausting valve 12, and is provided with return-air control cock 18.
In the utility model, between air compressor 9, storage tank 7 and air filter 8, connect with gas passage; Storage tank 7, left outstanding air intake control valve 6, right outstanding air intake control valve 10; Left outstanding cylinder 5, the right side hang cylinder 11 respectively and left outstanding gas exhausting valve 4, right hanging between gas exhausting valve 12 connect with gas passage; Between horizon sensor 15 and control unit 17, use connection; Control unit 17 and air compressor 9, left outstanding air intake control valve 6, right hanging between the outstanding gas exhausting valve 4 of air intake control valve 10 and a left side, right outstanding gas exhausting valve 12 are used connection; Between control unit 17 and height sensor 16, use connection.
In the time that vehicle body is tilted to the right, horizon sensor 15 will produce a kind of signal, and the inclination situation of vehicle body will be passed to control unit 17, and control unit 17 can produce three signals: 1. signal can pass to air compressor 9, allow its work pressurized air; 2. and 3. signal is controlled right outstanding air intake control valve 10, right outstanding gas exhausting valve 12, to air inlet in cylinder, makes cylinder piston increase, and lifting the right vehicle body is offset the inclination of vehicle body.Be arranged in the displacement that the height sensor 16 of cylinder is measured cylinder piston simultaneously, feed back to control unit 17 and control the work-hours of air compressor and inlet and outlet control cock, to reach the object of accurate control, return-air control cock 18 after automobile is got back to balance again makes the unnecessary gas in right outstanding cylinder 11 come back to storage tank 7 under the control of control unit 17.In this working process, left side cylinder 5 is not worked.When should vehicle body tilting to the left side, this system is worked by contrary mode equally.In this process, actuating unit is cylinder, and what right outstanding cylinder 11, left outstanding cylinder 5 adopted is single-piston rod double acting bounce cylinder; Measuring system is horizon sensor and height sensor.
The utility model has guaranteed that automobile has good riding comfort.There is the ability of suitable damped vibration.It has carried out good coupling with the elastic behavior of suspension, guarantees that vehicle body and wheel are little at the amplitude of resonance range simultaneously, and vibration damping is fast.When braking or acceleration, guaranteed the stable of vehicle body, reduced vehicle body trim, when turning, vehicle roll angle is suitable.Have good sound insulation capabilities, compact conformation, the size that takes up room are little simultaneously.Transmitted reliably the various force and moments between vehicle body and wheel, meet parts quality want little in, ensure again enough intensity and life-span.
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as the various improvement that adopted technical solutions of the utility model to carry out; or directly apply to other occasion without improvement, all within protection domain of the present utility model.
Claims (7)
1. a pneumatic suspension system, comprise that vehicle bridge (13) connects two wheels (14) of automobile, the two ends of bumper (2), spring element (3) are connected respectively on vehicle bridge (14) and vehicle frame (1), it is characterized in that: described vehicle frame (1) is provided with horizon sensor (15) and the horizontality of vehicle is passed to control unit (17) judges, control unit (17) is controlled respectively the mode of operation of air compressor (9), left outstanding air intake control valve (6), right outstanding air intake control valve (10); Air compressor (8) connects storage tank (7) by pipeline, and storage tank (7) is inflated the outstanding cylinder (5) in a left side, right outstanding cylinder (11) respectively after being connected to left outstanding air intake control valve (6) and right outstanding air intake control valve (10).
2. a kind of pneumatic suspension system according to claim 1, is characterized in that: the outstanding cylinder (5) in a described left side, right outstanding cylinder (11) are arranged on vehicle bridge (13) above and withstand vehicle frame (1).
3. a kind of pneumatic suspension system according to claim 1, it is characterized in that: the outstanding cylinder (5) in a described left side, right outstanding cylinder (11) are respectively equipped with left outstanding gas exhausting valve (4) and right outstanding gas exhausting valve (12), in the time that road conditions recover steady, get rid of the gas in left outstanding cylinder (5), right outstanding cylinder (11).
4. a kind of pneumatic suspension system according to claim 1, is characterized in that: on the outstanding cylinder (5) in a described left side, right outstanding cylinder (11), be respectively equipped with height sensor (16), cylinder is highly fed back to control unit (17) in real time.
5. a kind of pneumatic suspension system according to claim 1, is characterized in that: between described storage tank (7) and left outstanding air intake control valve (6), right outstanding air intake control valve (10), be provided with air filter (8).
6. according to a kind of pneumatic suspension system described in claim 1 or 3, it is characterized in that: described storage tank (7) is connected with left outstanding gas exhausting valve (4), right outstanding gas exhausting valve (12), and is provided with return-air control cock (18).
7. a kind of pneumatic suspension system according to claim 1, is characterized in that: what the outstanding cylinder (11) in the described right side, left outstanding cylinder (5) adopted is single-piston rod double acting bounce cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608718.XU CN203623318U (en) | 2013-09-29 | 2013-09-29 | Pneumatic suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608718.XU CN203623318U (en) | 2013-09-29 | 2013-09-29 | Pneumatic suspension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203623318U true CN203623318U (en) | 2014-06-04 |
Family
ID=50809829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320608718.XU Expired - Fee Related CN203623318U (en) | 2013-09-29 | 2013-09-29 | Pneumatic suspension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203623318U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644293A (en) * | 2015-08-20 | 2016-06-08 | 郭社星 | Adjustable type oil gas vibration reduction system for automobile |
| CN108382146A (en) * | 2018-03-16 | 2018-08-10 | 安徽工程大学 | A kind of all-terrain moving robot Combined vehicle body suspension arrangement |
| CN111409407A (en) * | 2020-04-14 | 2020-07-14 | 徐国华 | Novel automotive suspension device |
-
2013
- 2013-09-29 CN CN201320608718.XU patent/CN203623318U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644293A (en) * | 2015-08-20 | 2016-06-08 | 郭社星 | Adjustable type oil gas vibration reduction system for automobile |
| CN108382146A (en) * | 2018-03-16 | 2018-08-10 | 安徽工程大学 | A kind of all-terrain moving robot Combined vehicle body suspension arrangement |
| CN108382146B (en) * | 2018-03-16 | 2023-06-16 | 安徽工程大学 | Combined vehicle body suspension device of all-terrain mobile robot |
| CN111409407A (en) * | 2020-04-14 | 2020-07-14 | 徐国华 | Novel automotive suspension device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103587371B (en) | A kind of vehicle suspension unit and interconnected suspension systems | |
| CN104401198B (en) | Hydraulic vehicle active suspension system | |
| CN101830225A (en) | Engineering vehicle active anti-rollover control system and method | |
| CN203623318U (en) | Pneumatic suspension device | |
| KR101349476B1 (en) | Automatic stiffness control device for tire | |
| CN206357947U (en) | A kind of air damping system and the automobile using the system | |
| CN101301847A (en) | Vehicle combined damping system | |
| CN203957776U (en) | Low bolster-type tractor electronic control air suspension system | |
| CN204153042U (en) | Automobile absorber | |
| CN102358131A (en) | Semi-active suspension frame for tractor | |
| CN210364101U (en) | Semi-active damping adjustable cab suspension system | |
| CN109515269B (en) | Rigidity and damping adjustable tractor cab seat suspension device | |
| CN105000075A (en) | Intelligent control system of air-spring suspended driving cable | |
| CN206030988U (en) | Vapour vehicle air hangs mechanism | |
| CN103879254B (en) | A kind of vehicle suspension unit and interconnected suspension systems | |
| CN202301696U (en) | Air spring capable of adjusting static rigidity by capacity and adjusting dynamic rigidity by auxiliary tank | |
| CN108973575A (en) | A kind of anti-rollover control method and device based on electronic control air suspension | |
| CN212555725U (en) | Integrated variable-rigidity pneumatic damping semitrailer air suspension | |
| CN113879064B (en) | Control method and corresponding control system for variable-stiffness stabilizer bar | |
| CN103612549A (en) | Wheeled crane suspension adjusting control system, method and device and wheeled crane | |
| CN208714869U (en) | A kind of shock-absorbing inspection car | |
| CN102139613B (en) | Oil gas suspension pressure balance device for mine automobile | |
| CN206589600U (en) | Vehicle stability system and vehicle | |
| CN208109423U (en) | A kind of stabilizer bar roll stiffness matching test device | |
| CN113525007A (en) | Intelligent suspension system of automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20140929 |
|
| EXPY | Termination of patent right or utility model |