CN102278403A - Air spring system - Google Patents
Air spring system Download PDFInfo
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- CN102278403A CN102278403A CN2011101935883A CN201110193588A CN102278403A CN 102278403 A CN102278403 A CN 102278403A CN 2011101935883 A CN2011101935883 A CN 2011101935883A CN 201110193588 A CN201110193588 A CN 201110193588A CN 102278403 A CN102278403 A CN 102278403A
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- air
- air spring
- air chamber
- piston
- spring
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Abstract
The invention discloses an air spring system. The air spring system provided by the invention comprises a rigid air chamber, an air spring and a connecting line, wherein the rigid air chamber is of a cylindrical shape; when the system is in work, and the shape is not changed; a piston and a piston push rod are arranged in the rigid air chamber, the rigid air chamber is divided into an open area and a work area by the piston, the open area is connected with the atmosphere, and the work area keeps a seal state; one end of the connecting line is connected with the work area, and the other end of the connecting line is connected with the upper cover plate of the air spring; the piston push rod is mutually connected with a vehicle or other machinery; the air spring is mutually connected with an air compressor or an air collector, thereby realizing the aeration and deflation of the air spring and regulating the height of a system. The air spring provided by the invention has the advantages of simple structure, adjusting the volume of the air spring in real time according to the external excitation, and optimizing the rigidity of the air spring, and realizing the function of the traditional air spring with an additional air chamber, being capable of adjusting the adjustable volume of additional air chamber without a complex driving mechanism, and realizing the self flexible arrangement of the air spring.
Description
Technical field
The present invention relates to a kind of air spring system.
Background technique
Along with the development of automobile and other transportation technologies, people have higher requirement to the smoothness of vehicle driving.The compressibility of gas of utilizing pneumatic spring realizes its elastic reaction, has buffering, and the function of vibration isolation has obtained more application widely in the vehicle industry.Airsuspension system is to be elastic element with the pneumatic spring, in conjunction with vibration damper and guide mechanism, after vehicle uses air suspension, has improved the run smoothness and the riding comfort of vehicle.
The volume of pneumatic spring to its stiffness characteristics influence significantly.By retrieval, the Zhu Sihong of the Agricultural University Of Nanjing influence of pneumatic spring auxiliary chamber that utilized verification experimental verification to air spring rigidity.In its paper of showing " test of band auxiliary chamber pneumatic spring mechanics parameters ", mention, change with pneumatic spring auxiliary chamber volume is big, air spring rigidity diminishes, wherein working as the auxiliary chamber volume changes to the process of 3 times of pneumatic spring volumes from 0, air spring rigidity can be reduced to 50kN/m from 200kN/m, is changed significantly.
In order to make the pneumatic spring that has auxiliary chamber can adapt to various operating mode widely, change the stiffness characteristics of spring by the volume that changes pneumatic spring, the superiority of pneumatic spring is given full play to, applicability is more extensive.For many years, Chinese scholars has been done a large amount of research to this.But the auxiliary chamber volume of the pneumatic spring of the band auxiliary chamber of being studied is mostly constant; Can the height of pneumatic spring be exerted an influence when perhaps changing the auxiliary chamber volume, and the driving force of required change auxiliary chamber is bigger, has limited the performance of band auxiliary chamber pneumatic spring superiority.Under some exceedingly odious conditions, the rubbery human body of pneumatic spring must be in the open environment of suspension system in addition, and breakage may occur in default of protection, causes pneumatic spring to lose efficacy.And the pneumatic spring volume that has auxiliary chamber is very big, arranges inconvenience, can influence the design of car load.These unfavorable factors have limited the pneumatic spring that has auxiliary chamber, the especially pneumatic spring of auxiliary chamber variable volume application in the larger context.
Summary of the invention
The present invention is directed to above-mentioned deficiency, designed a kind of air spring system, purpose is: in the process of travelling of vehicle in varying environment, improve the run smoothness and the riding comfort of vehicle, by the layout of flexible pneumatic spring, to improve the adaptability of pneumatic spring for rugged environment.
Technical solution of the present invention:
A kind of air spring system, comprise rigidity air chamber, pneumatic spring and connecting pipeline, described rigidity air chamber is cylindric, its shape is immutable when system works, piston and piston mandril are housed in the rigidity air chamber, described piston is divided into open zone and working area with the rigidity air chamber, and the open zone is connected with atmosphere, and the working area keeps air-tight state; Connecting pipeline one end is connected with the working area, and the other end is connected with the upper cover plate of pneumatic spring; Described piston mandril is connected with vehicle or other machinery; Pneumatic spring is connected with air compressor or gas holder, charges and discharge gas and regulating system height with what realize pneumatic spring.
Described piston mandril connects vehicle suspension, and its excited target is delivered on the piston.
Beneficial effect of the present invention:
Of the present invention simple in structure, can be according to external excitation, the volume of real-time regulated pneumatic spring, optimize the rigidity of pneumatic spring, can realize that tradition has the function of auxiliary chamber pneumatic spring, can realize the adjustable function of auxiliary chamber volume not having under the complicated prerequisite of doing actuation mechanism again, also can realize the flexible arrangement of pneumatic spring itself, the utility model air spring system is to being provided convenience at vehicle suspension or other application mechanically.This model utility not only is confined to be applied on the vehicle suspension system, also can be applicable in the other fields such as machinery, rail vehicle, astrovehicle and defence equipment.
Description of drawings
Accompanying drawing is a structural representation of the present invention
Embodiment
A kind of as shown in the figure air spring system comprises rigidity air chamber 3, pneumatic spring 6 and connecting pipeline 4.Rigidity air chamber 3 is cylindric, and piston 2 and piston mandril 1 are housed in the rigidity air chamber 3, and piston 2 is divided into open zone 3-1 and working area 3-2 with the rigidity air chamber, and open zone 3-1 is connected with atmosphere, and working area 3-2 keeps air-tight state; Connecting pipeline 4 one ends are connected with working area 3-2 all the time, and the other end is connected with the upper cover plate 6-1 of pneumatic spring 6; Described piston mandril 1 is connected with vehicle suspension or other machinery; Pneumatic spring 6 is connected with air compressor or gas holder 5, with replenishment system gas leakage and regulating system height.
Concrete working procedure:
Piston mandril 1 connects vehicle suspension or other machinery, bears external excitation, and piston 2 is divided into open zone 3-1 and working area 3-2 with rigidity air chamber 3.External excitation is delivered on the piston 2 by piston mandril 1, and piston 2 compression or stretching working area 3-2 feed back to vehicle suspension or other mechanically with the gas pressure in working area 3-2 and the pneumatic spring 6 by piston mandril 1.Working area 3-2 connects pneumatic spring 6 by connecting pipeline 4, compression or stretching gas wherein in formed independently closed environment.Because gas moves back and forth in whole air spring system, can in connecting pipeline 4, produce damping, can reduce the vibrations of vehicle suspension or other machineries.Pneumatic spring 6 upper cover plate 6-1 also are equipped with the pipeline that connects air compressor or gas holder 5, give pneumatic spring 6 inflations with convenient.
Above specific implementation method purpose of description of the present invention is for example and explanation.They and not exclusively and its do not limit the invention to the clear and definite form that discloses.According to top example, have many distortion and variation.The embodiment who more than selects and describe is in order to explain principle of the present invention and practical application thereof best, thereby makes others skilled in the art can use the different embodiments of the various distortion of the present invention and various predetermined specific uses better.The present invention is not limited to above-mentioned specific implementation method, and the analog structure and the similar variation of every employing invention all should be listed protection scope of the present invention in.
Claims (2)
1. air spring system, comprise rigidity air chamber, pneumatic spring and connecting pipeline, it is characterized in that: described rigidity air chamber is cylindric, its shape is immutable when system works, piston and piston mandril are housed in the rigidity air chamber, described piston is divided into open zone and working area with the rigidity air chamber, and the open zone is connected with atmosphere, and the working area keeps air-tight state; Connecting pipeline one end is connected with the working area, and the other end is connected with the upper cover plate of pneumatic spring; Described piston mandril is connected with vehicle or other machinery; Pneumatic spring is connected with air compressor or gas holder, charges and discharge gas and regulating system height with what realize pneumatic spring.
2. a kind of air spring system according to claim 1 is characterized in that: described piston mandril connects vehicle suspension, and its excited target is delivered on the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101935883A CN102278403A (en) | 2011-07-12 | 2011-07-12 | Air spring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101935883A CN102278403A (en) | 2011-07-12 | 2011-07-12 | Air spring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102278403A true CN102278403A (en) | 2011-12-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101935883A Pending CN102278403A (en) | 2011-07-12 | 2011-07-12 | Air spring system |
Country Status (1)
| Country | Link |
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| CN (1) | CN102278403A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090315A (en) * | 2014-05-21 | 2015-11-25 | 江苏大学 | Real-time adjusting device for pressure of air spring and auxiliary air chamber |
| CN108518440A (en) * | 2018-06-14 | 2018-09-11 | 海南大学 | A kind of shared gas chamber of the air suspension of variable volume |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5413316A (en) * | 1993-12-13 | 1995-05-09 | Bridgestone/Firestone, Inc. | Adjustable rate air spring |
| CN1867784A (en) * | 2003-09-19 | 2006-11-22 | 坦尼科汽车操作有限公司 | Booster to adapt air spring pressure for FDD shock absorber |
| CN1871139A (en) * | 2003-08-18 | 2006-11-29 | 哈尔德克斯制动器公司 | Air suspension system with air shut off valve |
| CN101349316A (en) * | 2008-07-29 | 2009-01-21 | 郭孔辉 | Sensing load damp-changing or controllable sensing load damp-changing shock mitigation system |
| CN201228743Y (en) * | 2008-06-23 | 2009-04-29 | 郑州宇通客车股份有限公司 | Pressure adjustable air spring |
| CN101417594A (en) * | 2007-10-22 | 2009-04-29 | 现代摩比斯株式会社 | Air suspension system |
| CN202188058U (en) * | 2011-07-12 | 2012-04-11 | 胡培培 | Air spring system |
-
2011
- 2011-07-12 CN CN2011101935883A patent/CN102278403A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5413316A (en) * | 1993-12-13 | 1995-05-09 | Bridgestone/Firestone, Inc. | Adjustable rate air spring |
| CN1871139A (en) * | 2003-08-18 | 2006-11-29 | 哈尔德克斯制动器公司 | Air suspension system with air shut off valve |
| CN1867784A (en) * | 2003-09-19 | 2006-11-22 | 坦尼科汽车操作有限公司 | Booster to adapt air spring pressure for FDD shock absorber |
| CN101417594A (en) * | 2007-10-22 | 2009-04-29 | 现代摩比斯株式会社 | Air suspension system |
| CN201228743Y (en) * | 2008-06-23 | 2009-04-29 | 郑州宇通客车股份有限公司 | Pressure adjustable air spring |
| CN101349316A (en) * | 2008-07-29 | 2009-01-21 | 郭孔辉 | Sensing load damp-changing or controllable sensing load damp-changing shock mitigation system |
| CN202188058U (en) * | 2011-07-12 | 2012-04-11 | 胡培培 | Air spring system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090315A (en) * | 2014-05-21 | 2015-11-25 | 江苏大学 | Real-time adjusting device for pressure of air spring and auxiliary air chamber |
| CN105090315B (en) * | 2014-05-21 | 2017-02-22 | 江苏大学 | Real-time adjusting device for pressure of air spring and auxiliary air chamber |
| CN108518440A (en) * | 2018-06-14 | 2018-09-11 | 海南大学 | A kind of shared gas chamber of the air suspension of variable volume |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20111214 |