CN104912988B - The suspension and its design method of a kind of vehicle - Google Patents
The suspension and its design method of a kind of vehicle Download PDFInfo
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- CN104912988B CN104912988B CN201510371304.3A CN201510371304A CN104912988B CN 104912988 B CN104912988 B CN 104912988B CN 201510371304 A CN201510371304 A CN 201510371304A CN 104912988 B CN104912988 B CN 104912988B
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- air spring
- valve assembly
- cylinder
- inner cylinder
- rubber air
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of suspension of vehicle and its design method, this method is coordinated using rubber air spring with height valve assembly to be realized to height valve assembly position adjustment, improve vehicle ride performance, specifically, by being rushed to rubber air spring, it is vented to promote the change in location of height valve assembly, and the position of height valve assembly is countercharged again, rubber air spring rushes, exhaust is so as to reach the position of height valve assembly in specified interval, the present invention is used for the air spring suspension system of various types of vehicles, absorption and consumption vibrational energy with shock absorber, vehicle body and frame weaving is set to decay rapidly, improve the ride comfort of running car.
Description
Technical field
The present invention relates to a kind of suspension of vehicle and its design method, belong to vehicle accessory apparatus field.
Background technology
In the prior art, the occupation mode of each element has two kinds in air spring suspension system：One kind is air spring, height
Bottom valve and shock absorber are the components of three standalone features, are arranged on diverse location on chassis respectively, each play the work of oneself
With, conventional mounting mode, each zero is separately mounted to diverse location, due to the accuracy of manufacture and suspension welding precision of bodywork parts
Influence, the installation site and design attitude of all parts always have deviation, cause each part to be adjusted after installing, when adding
Between and human cost, while always having relatively large deviation, control accuracy is not high, influence vehicle ride comfort.Simultaneously because
It is respectively mounted, takes more installing space, particularly seem particularly pertinent in sedan suspension system problem.
The content of the invention
The purpose of the present invention is：For prior art defect there is provided a kind of suspension of vehicle and its design method,
The stability of automobile formation can be substantially improved, to overcome the deficiencies in the prior art.
Technical scheme
A kind of suspension design method of vehicle, this method is coordinated using rubber air spring with height valve assembly to be realized
To height valve assembly position adjustment, improve vehicle ride performance, specifically, by the rushing of rubber air spring, be vented come
Promote the change in location of height valve assembly, and the position of height valve assembly countercharge again the rushing of rubber air spring, be vented so as to reach
Position to height valve assembly is in specified interval.
In a kind of suspension design method of foregoing vehicle, the detailed process of this method is：When suspension is in
During equilbrium position, the inlet and outlet gas circuit of rubber air spring is shut by height valve assembly to be closed, neither empty to rubber
Gas spring air inlet, is not also vented；When load weight increase, rubber air spring is depressed in equilbrium position, rubber air bullet
The air inlet gas circuit of spring is in open mode, and external compression air is closed by altitude valve air inlet while being vented gas circuit,
Due to the increase of air pressure, the load-bearing capacity increase and the valve assembly movement of promotion height, the rise of height valve assembly of rubber air spring
Air inlet is closed during to equilbrium position, balance is kept；When load weight is reduced, rubber air spring is ramped up in balance position
Put, the exhaust gas circuit of rubber air spring is in open mode, rubber air spring compressed air inside exhaust, while air inlet gas
Road is closed, due to the reduction of air pressure, and the load-bearing capacity of rubber air spring assembly reduces, and height valve assembly drops to
Exhaust is closed during equilbrium position, balance is kept, that is, is always maintained at certain altitude.
In a kind of suspension design method of foregoing vehicle, including rubber air spring, it is characterised in that：The rubber
Air spring includes inner cylinder, outer barrel and air bag, and outer sleeve is on inner cylinder and is relative movement, and air bag connects with inner cylinder and outer barrel respectively
It is logical to constitute closed cavity, blow vent one is set on inner cylinder and the blow vent one is connected with closed cavity, is provided with inner cylinder inwall
The air channel and air channel is connected with blow vent one, height valve assembly is arranged in inner cylinder, and wherein the height valve assembly includes setting
There are the altitude valve of telescopic rod and the cylinder being arranged on immediately below altitude valve, telescopic rod is stretched out outside inner cylinder, and cylinder is matched somebody with somebody with inner cylinder
The breather line for causing air channel formation closing, cylinder top and inner cylinder formation cavity one are closed, blow vent two is opened up on cylinder,
Air inlet is provided with cylinder lower end, outer barrel is held out against with being arranged on the boss of bottom of cylinder, when suspension is in equilbrium position,
Blow vent one, breather line and the mutual dislocation of blow vent two are simultaneously mutually blocked by cylinder and inner cylinder, neither to rubber air spring
Air inlet, is not also vented；When load weight increase, rubber air spring is depressed in equilbrium position, blow vent one, breather line
With the insertion of blow vent two, the air inlet gas circuit and the gas circuit for forming rubber air spring are opened, and external compression air passes through altitude valve
Inlet charge, now rubber air spring is without outlet gas circuit, and due to the increase of air pressure in rubber air spring, outer barrel passes through convex
Platform promotes cylinder, and height valve assembly closes air inlet when being increased to equilbrium position, keep balance；When load weight is reduced, rubber
Air spring is ramped up in equilbrium position, blow vent one, breather line and the insertion of cavity one, forms going out for rubber air spring
Gas gas circuit and gas circuit opening, now rubber air spring is without air inlet gas circuit, and rubber air spring compressed air inside passes through height
Bottom valve assembly is vented, due to the reduction of air pressure, and the load-bearing capacity of rubber air spring assembly reduces, and height valve assembly drops to flat
Exhaust is closed during weighing apparatus position.
A kind of suspension of vehicle according to constructed by the above method, including rubber air spring, the rubber air bullet
Spring includes inner cylinder, outer barrel and air bag, and outer sleeve is on inner cylinder and is relative movement, and air bag connects composition with inner cylinder and outer barrel respectively
Closed cavity, sets blow vent one on inner cylinder and the blow vent one is connected with closed cavity, and air channel is provided with inner cylinder inwall
And the air channel is connected with blow vent one, height valve assembly is arranged in inner cylinder, and wherein the height valve assembly includes being provided with and can stretched
The altitude valve of contracting bar and the cylinder being arranged on immediately below altitude valve, telescopic rod are stretched out outside inner cylinder, and cylinder coordinates with inner cylinder and caused
With inner cylinder formation cavity one above the breather line of air channel formation closing, cylinder, blow vent two is opened up on cylinder, in cylinder
Lower end is provided with air inlet, and outer barrel is held out against with being arranged on the boss of bottom of cylinder.
In a kind of suspension of foregoing vehicle, damper is provided with the upper and lower side of height valve assembly.
By adopting the above-described technical solution, compared with prior art, the present invention is hanged for the air spring of various types of vehicles
Extension system.Absorption and consumption vibrational energy with shock absorber, make vehicle body and frame weaving decay rapidly, improve running car
Ride comfort, not reason vibrate and damage the effects of parts；The power acted between wheel and vehicle frame is transmitted with spring and power is turned round,
And the impulsive force that vehicle frame or vehicle body are transmitted to by uneven road surface, and the thus caused vibrations that decay are buffered, to ensure that automobile can be put down
The effect travelled suitablely；Ensure certain altitude, the regulatory function of altitude valve with road surface under any dead load with guarantee vehicle
The effect for making rubber air spring be made the most of the advantage according to height change air inlet inflation/deflation.
Brief description of the drawings
Accompanying drawing 1 is structural formula schematic diagram when suspension of the invention is less than equilbrium position；
Accompanying drawing 2 is structural formula schematic diagram when suspension of the invention is in equilbrium position；
Accompanying drawing 3 is structural formula schematic diagram when suspension of the invention is higher than equilbrium position；
Accompanying drawing 4 is the A-A partial enlarged drawings of accompanying drawing 1.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, but not as any limitation of the invention.
Embodiments of the invention：A kind of suspension design method of vehicle, this method utilizes rubber air spring and height
Bottom valve assembly, which coordinates, to be realized to height valve assembly position adjustment, improves vehicle ride performance, specifically, by rubber air
Spring rushes, is vented to promote the change in location of height valve assembly, the rubber air spring and position of height valve assembly is countercharged again
Rush, be vented so as to reaching the position of height valve assembly in specified interval.
The detailed process of this method is：When suspension is in equilbrium position, the inlet and outlet gas circuit of rubber air spring
Shut and be closed by height valve assembly, neither to rubber air spring air inlet, be not also vented；When load weight increase
When, rubber air spring is depressed in equilbrium position, and the air inlet gas circuit of rubber air spring is in open mode, and external compression is empty
Gas is closed, due to the increase of air pressure, the load energy of rubber air spring by altitude valve air inlet while being vented gas circuit
Power increases and promotes the movement of height valve assembly, and height valve assembly closes air inlet when being increased to equilbrium position, keep balance；Work as load
When weight is reduced, rubber air spring is ramped up in equilbrium position, and the exhaust gas circuit of rubber air spring is in open mode,
Rubber air spring compressed air inside is vented, while air inlet gas circuit is closed, due to the reduction of air pressure, rubber air
The load-bearing capacity of main assemblage of spring reduces, and height valve assembly closes exhaust when dropping to equilbrium position, keeps balance, i.e., always maintains
In certain altitude.
Specifically, the present embodiment includes rubber air spring, the rubber air spring includes inner cylinder, outer barrel and air bag, outside
Jacket casing is on inner cylinder and is relative movement, and air bag connects composition closed cavity with inner cylinder and outer barrel respectively, sets logical on inner cylinder
The gas port one and blow vent one is connected with closed cavity, connects in inner cylinder inwall provided with air channel and the air channel with blow vent one
Logical, height valve assembly is arranged in inner cylinder, and wherein the height valve assembly includes the altitude valve provided with telescopic rod and is arranged on height
Cylinder immediately below bottom valve, telescopic rod is stretched out outside inner cylinder, and cylinder coordinates the breather pipe for causing air channel formation closing with inner cylinder
Road, with inner cylinder formation cavity one above cylinder, opens up blow vent two on cylinder, is provided with air inlet in cylinder lower end, outer barrel with
The boss for being arranged on bottom of cylinder is held out against, when suspension is in equilbrium position, such as accompanying drawing two, blow vent one, breather line
And the mutual dislocation of blow vent two and mutually blocked by cylinder and inner cylinder, neither to rubber air spring air inlet, also it is not vented；Work as load
During loading amount increase, such as accompanying drawing one, rubber air spring is depressed in equilbrium position, blow vent one, breather line and blow vent
Two insertions, the air inlet gas circuit and the gas circuit for forming rubber air spring is opened, and external compression air is entered by altitude valve air inlet
Gas, now rubber air spring is without outlet gas circuit, due to the increase of air pressure in rubber air spring, and outer barrel is promoted by boss to be justified
Cylinder, height valve assembly closes air inlet when being increased to equilbrium position, keep balance；When load weight is reduced, such as accompanying drawing three, rubber
Air spring is ramped up in equilbrium position, blow vent one, breather line and the insertion of cavity one, forms going out for rubber air spring
Gas gas circuit and gas circuit opening, now rubber air spring is without air inlet gas circuit, and rubber air spring compressed air inside passes through height
Bottom valve assembly is vented, due to the reduction of air pressure, and the load-bearing capacity of rubber air spring assembly reduces, and height valve assembly drops to flat
Exhaust is closed during weighing apparatus position.
A kind of suspension of vehicle according to constructed by the above method, as shown in drawings, including rubber air spring 3,
The rubber air spring 3 includes inner cylinder 4, outer barrel 5 and air bag 6, and outer barrel 5 is enclosed on inner cylinder 4 and is relative movement, and air bag 6 is distinguished
Composition closed cavity is connected with inner cylinder 4 and outer barrel 5, blow vent 1 and the blow vent 1 and closed cavity are set on inner cylinder 4
Connection, is provided with air channel 8 in the inwall of inner cylinder 4 and the air channel 8 is connected with blow vent 1, height valve assembly 2 is arranged on inner cylinder 4
In, the cylinder that wherein the height valve assembly 2 includes the altitude valve 10 provided with telescopic rod 9 and is arranged on immediately below altitude valve 10
11, telescopic rod 9 is stretched out outside inner cylinder 4, and cylinder 11 coordinates the breather line for causing the formation closing of air channel 8, cylinder 11 with inner cylinder 4
Top and the formation cavity 1 of inner cylinder 4, blow vent 2 13 is opened up on cylinder 11, air inlet 14 is provided with the lower end of cylinder 11, outside
Cylinder 5 is held out against with being arranged on the boss 15 of the bottom of cylinder 11, and damper 1 is provided with the upper and lower side of height valve assembly 2.
Claims (3)
1. a kind of suspension design method of vehicle, it is characterised in that：This method is total using rubber air spring and altitude valve
Realized into coordinating to height valve assembly position adjustment, improve vehicle ride performance, specifically, by rubber air spring
Punching, it is vented to promote the change in location of height valve assembly, and the position of height valve assembly rubber air spring of countercharging again is rushed, arranged
Gas is so as to reach the position of height valve assembly in specified interval；The detailed process of this method is：When suspension is in balance position
When putting, the inlet and outlet gas circuit of rubber air spring is shut by height valve assembly to be closed, neither to rubber air spring
Air inlet, is not also vented；When load weight increase, rubber air spring is depressed in equilbrium position, and rubber air spring enters
Gas gas circuit is in open mode, and external compression air is closed, due to gas by altitude valve air inlet while being vented gas circuit
The increase of pressure, the load-bearing capacity increase and the valve assembly movement of promotion height of rubber air spring, height valve assembly is increased to balance
Air inlet is closed during position, balance is kept；When load weight is reduced, rubber air spring is ramped up in equilbrium position, rubber
The exhaust gas circuit of air spring is in open mode, rubber air spring compressed air inside exhaust, while air inlet gas circuit is in
Closed mode, due to the reduction of air pressure, the load-bearing capacity of rubber air spring assembly reduces, and height valve assembly drops to balance position
Exhaust is closed when putting, balance is kept, that is, is always maintained at certain altitude, the rubber air spring includes inner cylinder, outer barrel and air bag,
Outer sleeve is on inner cylinder and is relative movement, and air bag connects composition closed cavity with inner cylinder and outer barrel, set on inner cylinder respectively
The blow vent one and blow vent one is connected with closed cavity, connects in inner cylinder inwall provided with air channel and the air channel with blow vent one
Logical, height valve assembly is arranged in inner cylinder, and wherein the height valve assembly includes the altitude valve provided with telescopic rod and is arranged on height
Cylinder immediately below bottom valve, telescopic rod is stretched out outside inner cylinder, and cylinder coordinates the breather pipe for causing air channel formation closing with inner cylinder
Road, with inner cylinder formation cavity one above cylinder, opens up blow vent two on cylinder, is provided with air inlet in cylinder lower end, outer barrel with
The boss for being arranged on bottom of cylinder is held out against, when suspension is in equilbrium position, blow vent one, breather line and blow vent two
Mutual dislocation is simultaneously mutually blocked by cylinder and inner cylinder, neither to rubber air spring air inlet, is not also vented；When load weight increase
When, rubber air spring is depressed in equilbrium position, blow vent one, breather line and the insertion of blow vent two, forms rubber air
The air inlet gas circuit of spring and the gas circuit are opened, and external compression air is by altitude valve inlet charge, now rubber air spring
Without outlet gas circuit, due to the increase of air pressure in rubber air spring, outer barrel promotes cylinder by boss, and height valve assembly is increased to
Air inlet is closed during equilbrium position, balance is kept；When load weight is reduced, rubber air spring is ramped up in equilbrium position,
Blow vent one, breather line and the insertion of cavity one, the outlet gas circuit and the gas circuit for forming rubber air spring are opened, now rubber
Air spring is vented without air inlet gas circuit, rubber air spring compressed air inside by height valve assembly, due to the reduction of air pressure,
The load-bearing capacity of rubber air spring assembly reduces, and height valve assembly closes exhaust when dropping to equilbrium position.
2. a kind of suspension of the vehicle constructed by method according to claim 1, including rubber air spring (3), its
It is characterised by：The rubber air spring (3) include inner cylinder (4), outer barrel (5) and air bag (6), outer barrel (5) be enclosed on inner cylinder (4) and
For relative movement, air bag (6) connects composition closed cavity with inner cylinder (4) and outer barrel (5), ventilation is set on inner cylinder (4) respectively
Mouthful one (7) and the blow vent one (7) is connected with closed cavity, in inner cylinder (4) inwall provided with air channel (8) and the air channel (8)
Connected with blow vent one (7), height valve assembly (2) is arranged in inner cylinder (4), wherein the height valve assembly (2) can including being provided with
The altitude valve (10) of expansion link (9) and the cylinder (11) being arranged on immediately below altitude valve (10), telescopic rod (9) stretch out inner cylinder
(4) outside, cylinder (11) coordinates above the breather line for causing air channel (8) formation closing, cylinder (11) and inner cylinder with inner cylinder (4)
(4) cavity one (12) is formed, blow vent two (13) is opened up on cylinder (11), air inlet (14) is provided with cylinder (11) lower end,
Outer barrel (5) is held out against with being arranged on the boss (15) of cylinder (11) bottom.
3. a kind of suspension of vehicle according to claim 2, it is characterised in that：Above and below height valve assembly (2)
End is provided with damper (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510371304.3A CN104912988B (en) | 2015-06-30 | 2015-06-30 | The suspension and its design method of a kind of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510371304.3A CN104912988B (en) | 2015-06-30 | 2015-06-30 | The suspension and its design method of a kind of vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN104912988A CN104912988A (en) | 2015-09-16 |
| CN104912988B true CN104912988B (en) | 2017-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510371304.3A Active CN104912988B (en) | 2015-06-30 | 2015-06-30 | The suspension and its design method of a kind of vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106080089A (en) * | 2016-08-23 | 2016-11-09 | 贵州精忠橡塑实业有限公司 | A kind of highly stable device of varying duty and height self stabilization method thereof |
| CN106926658B (en) * | 2017-03-31 | 2019-07-05 | 黎吉明 | Car AIRMATIC Dual Control |
| CN107599779A (en) * | 2017-10-25 | 2018-01-19 | 贵州精忠橡塑实业有限公司 | A kind of passenger-car chassis lifts AIRMATIC Dual Control |
| CN110386160B (en) * | 2018-04-16 | 2021-11-30 | 中车唐山机车车辆有限公司 | Multi-air-spring train suspension control method and system and train |
| CN109780126A (en) * | 2019-03-21 | 2019-05-21 | 中车青岛四方车辆研究所有限公司 | Air spring and rail vehicle |
| CN112721226B (en) * | 2020-12-12 | 2022-10-28 | 爱驰汽车有限公司 | Method for manufacturing telescopic rod and telescopic rod |
| CN114704580B (en) * | 2022-04-27 | 2024-04-12 | 青岛博锐智远减振科技有限公司 | Air spring |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3552767A (en) * | 1969-05-01 | 1971-01-05 | Gen Motors Corp | Vehicle suspension having a dual mode composite spring |
| CN1410287A (en) * | 2001-10-08 | 2003-04-16 | 现代自动车株式会社 | Air suspension system for vehicle |
| EP1327538A2 (en) * | 2002-01-09 | 2003-07-16 | ZF Sachs AG | Airspring with an integrated control valve |
| CN104442269A (en) * | 2014-12-16 | 2015-03-25 | 贵州精忠橡塑实业有限公司 | Automobile height control valve |
| CN204755703U (en) * | 2015-06-30 | 2015-11-11 | 贵州精忠橡塑实业有限公司 | Suspension of vehicle |
-
2015
- 2015-06-30 CN CN201510371304.3A patent/CN104912988B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3552767A (en) * | 1969-05-01 | 1971-01-05 | Gen Motors Corp | Vehicle suspension having a dual mode composite spring |
| CN1410287A (en) * | 2001-10-08 | 2003-04-16 | 现代自动车株式会社 | Air suspension system for vehicle |
| EP1327538A2 (en) * | 2002-01-09 | 2003-07-16 | ZF Sachs AG | Airspring with an integrated control valve |
| CN104442269A (en) * | 2014-12-16 | 2015-03-25 | 贵州精忠橡塑实业有限公司 | Automobile height control valve |
| CN204755703U (en) * | 2015-06-30 | 2015-11-11 | 贵州精忠橡塑实业有限公司 | Suspension of vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104912988A (en) | 2015-09-16 |
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Denomination of invention: Suspension system of vehicle and design method thereof Effective date of registration: 20180919 Granted publication date: 20170926 Pledgee: Bank of Guiyang Limited by Share Ltd. high tech branch Pledgor: GUIZHOU JINGZHONG RUBBER AND PLASTICS INDUSTRY CO.,LTD. Registration number: 2018520000020 |
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Effective date of registration: 20230609 Granted publication date: 20170926 |