CN2685123Y - Vehicle air suspension - Google Patents
Vehicle air suspension Download PDFInfo
- Publication number
- CN2685123Y CN2685123Y CN 200420038309 CN200420038309U CN2685123Y CN 2685123 Y CN2685123 Y CN 2685123Y CN 200420038309 CN200420038309 CN 200420038309 CN 200420038309 U CN200420038309 U CN 200420038309U CN 2685123 Y CN2685123 Y CN 2685123Y
- Authority
- CN
- China
- Prior art keywords
- rod
- air bag
- vehicle frame
- carriage
- air
- 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 - Lifetime
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Abstract
The utility model relates to an air hanging frame for a vehicle, particularly a hanging frame device for a heavy vehicle. The utility model is mainly composed of a supporting frame of an air bag, an air spring, a longitudinal push rod, a shock absorber, a lateral stable rod, a height valve, a driving axle, a connecting seat, a supporting frame of a stable rod, a balancing clip assembly, a V-shaped push rod, a supporting frame of the longitudinal push rod, a supporting seat of the V-shaped push rod, a rotary slide valve and a vehicle frame, wherein the supporting frame of an air bag is arranged on the driving axle; both ends of the air spring are respectively connected with the vehicle frame and the supporting frame of an air bag; the rotary slide valve is arranged in a steering room; one end of the longitudinal push rod is connected with the supporting frame of an air bag, and the other end is connected with the supporting frame of the longitudinal push rod; one end of the V-shaped push rod is connected with the driving axle through the connecting seat, and the other end is connected with the supporting seat of the V-shaped push rod; the shock absorber is arranged between the supporting frame of an air bag and the vehicle frame; one end of the lateral stable rod is connected with the supporting frame of an air bag, and the other end and the supporting frame of the stable rod are connected to the vehicle frame through the balancing clip assembly; the height valve is fixed on the vehicle frame, and an adjusting rod of the height valve is connected to the driving axle. The utility model has the advantages of reasonable structure, shock resistance, noise resistance, good stability when a vehicle runs, etc.
Description
(1) technical field
The utility model relates to the draft hitch that a kind of heavy motor vehicle uses, and belongs to the suspension device for vehicle technical field.
(2) background technology
Along with the fast development of domestic logistics transit industry, the requirement of road and goods protection also improving, is had higher requirement to the car load ride comfort thus.Theory and practice proves, guarantee that vehicle has good riding comfort, must consider at first that suspension gear can make the eigentone of body vibrations enough low.And existing heavy motor vehicle is commonly the leaf spring suspension, and the elasticity of this structure is linear, and its body vibrations frequency changes with load change, if add attached spring, the nonspring carried mass of suspension will increase, and vibration strengthens, and ride comfort is poor.
(3) summary of the invention
The utility model is at the deficiencies in the prior art, and the automobile air suspension that a kind of rational in infrastructure, adjustable height, minimizing vibration, riding comfort are good, have nonlinear elasticity is provided.
This air suspension mainly is made up of air bag carriage, air bellow, longitudinal rod, shock absorber, Panhard rod, levelling valve, drive axle, Connection Block, stabilizer rod carriage, balance clamp assembly, V-type propelling rod, vertical track bar bracket, V-type propelling rod bearing, revolving valve and vehicle frame, wherein, the air bag carriage is installed on the drive axle, and the air bellow two ends link to each other with the gentle apophysis frame of vehicle frame respectively; Longitudinal rod one end is connected on the air bag carriage, and the other end links to each other with longitudinal thrust shaft bar on being fixed on vehicle frame; V-type propelling rod one end is connected on the drive axle by Connection Block, and the other end links to each other with V-type propelling rod bearing on being fixed on vehicle frame; Between air bag carriage and vehicle frame, be provided with shock absorber; Panhard rod one end links to each other with the air bag carriage, and the other end is connected on the vehicle frame by balance folder and stabilizer rod carriage; Levelling valve is fixed on the vehicle frame, and its adjust bar is connected on the drive axle.
Revolving valve is installed in the operator's compartment, by the gas circuit control air spring of control brake system.
Described air bellow adopts symmetric arrangement, and span is big, and the lower end is connected with the air bag carriage, and the upper end is connected on the vehicle frame.
Shock absorber is the hydraulic pressure cylinder type damper.
By two air bag carriage horizontal positioned that ductile iron material is made, be used for supporting and being connected each parts.
Postpone granny rag before described longitudinal rod adopts and put mode, and the horizontal symmetrical placement, front end is connected with vertical track bar bracket, and the rear end is connected on the air bag carriage.
Described Panhard rod adopts big span, major diameter, and front end is connected below the air bag carriage, and the rear end links to each other with the balance clamp assembly.
Described drive axle is connected with the air bag carriage with Connection Block by saddle clamp.
King-size balance clamp assembly one end links to each other with Panhard rod, and the other end is connected with the stabilizer rod carriage, the stabilizer rod carriage by bolted connection on vehicle frame.
Described V-type propelling rod adjustable angle, its front end is connected on the V-type propelling rod bearing, and the rear end is connected on the drive axle by Connection Block, realizes the laterally steering effect with this.
The longitudinal thrust rod bearing is an integral cast steel spare, and bolt up is on vehicle frame.
V-type propelling rod bearing is an integral cast steel spare, is used to connect vehicle frame and V-type propelling rod.
The utility model is formed two trailing arm four-bar linkage structures, horizontal orientation device is realized by the layout of V-type propelling rod, the steel spring that air bellow replaces conventional version is set, thereby a kind of supporting of air-cushion type can both be provided in reaching from zero load to the fully loaded gamut, can effectively cut off the vibration that transmit on the road surface; By Panhard rod is set, make the anti-roll capability of vehicle reach leaf spring suspension level; Be placed in the gas circuit realization control air spring of the interior revolving valve of operator's compartment by the control brake system, control by manual revolving valve during use, make the elevating function that to realize vehicle body under the vehicle stationary state, satisfy the special operating needs of user, vehicle can be promoted during as the mistake ferry, then height of car can be reduced when crossing the tunnel; The utility model adopts vehicle frame and vehicle bridge bonded assembly hinge-point to be flexible connection mode, hinge-point with V-arrangement propelling rod bearing and vertical track bar bracket is an attachment point, parallelogram law is followed in the motion of vehicle bridge, draw by postponing before the vertical propelling rod arrangement, thereby better the biography of realizable force connects.Working process: can produce vibration during vehicle ', along with the increase of vibrational load, air bellow is compressed, and the spring height reduces, and the spring intracavity volume reduces, and load-carrying capacity increases, and spring stiffness increases; On the contrary, when vibrational load reduced, the air bellow height raise, and the spring intracavity volume increases, and load-carrying capacity reduces, and spring stiffness also reduces thereupon.Like this, in the effective travel of air bellow, the height of air bellow, chamber internal volume, load-carrying capacity will change along with the increase and decrease generation pulsation-free of vibrational load, periodic flexibility, thereby realize the efficient control of flexibility transmission, amplitude and the vibrational load of bearing capacity.The utility model uses the pressurized air in the air system, make the air bellow pressurising, levelling valve can be according to different load, regulate air pressure, and keep the suspension height constant, have rational in infrastructure, shockproof, antinoise, advantage such as vehicle running smoothness is good, handsome in appearance is specially adapted to the tractor-truck heavy motor vehicle.
(4) description of drawings
Accompanying drawing is the utility model structural representation.
Wherein: 1, longitudinal thrust shaft bar, 2, longitudinal rod, 3, drive axle, 4, air bag carriage, 5, Panhard rod, 6, the balance clamp assembly, 7, stabilizer rod carriage, 8, air bellow, 9, levelling valve, 10, shock absorber, 11, Connection Block, 12, V-type propelling rod, 13, V-type propelling rod bearing, 14, vehicle frame.
(5) specific embodiment
Embodiment: structure as shown in drawings, form by air bag carriage 4, air bellow 8, longitudinal rod 2, shock absorber 10, Panhard rod 5, levelling valve 9, drive axle 3, Connection Block 11, stabilizer rod carriage 7, balance clamp assembly 6, V-type propelling rod 12, longitudinal thrust shaft bar 1, V-type propelling rod bearing 13, vehicle frame 14, wherein, air bag carriage 4 is installed on the drive axle 9, air bellow adopts symmetric arrangement, the lower end is connected with air bag carriage 4, and the upper end is connected on the vehicle frame 14; The revolving valve that is placed in the operator's compartment is connected realization control air spring with the gas circuit of brake system, during use, by the control of manual revolving valve, make the elevating function that can realize vehicle body under the vehicle stationary state; Postpone granny rag before longitudinal rod 2 adopts and put mode, and horizontal symmetrical places, the rear end is connected on the air bag carriage 4, and front end links to each other with longitudinal thrust shaft bar 1 on being fixed on vehicle frame 14; V-type propelling rod 12 adjustable angle, its front end are connected on the V-type propelling rod bearing 13, and the rear end is connected on the drive axle 3 by Connection Block 11, realizes the laterally steering effect with this; Panhard rod 5 adopts big span, major diameter, and front end is connected below the air bag carriage 4, and the rear end links to each other with the balance clamp assembly; King-size balance clamp assembly one end links to each other with Panhard rod, and the other end is connected with the stabilizer rod carriage, the stabilizer rod carriage by bolted connection on vehicle frame; Levelling valve 9 is fixed on the vehicle frame 14, and its adjust bar is connected on the drive axle 3, can regulate air pressure according to different load, and keep the suspension height constant; Drive axle 3 is connected with air bag carriage 4 with Connection Block 11 by saddle clamp; Between air bag carriage 4 and vehicle frame 14, be provided with the hydraulic pressure cylinder type damper of auxiliary vibration damping.During use, vehicle ' produces vibration, and along with the increase of vibrational load, air bellow is compressed, and the spring height reduces, and the spring intracavity volume reduces, and load-carrying capacity increases, and spring stiffness increases; On the contrary, when vibrational load reduced, the air bellow height raise, and the spring intracavity volume increases, and load-carrying capacity reduces, and spring stiffness also reduces thereupon.Like this, in the effective travel of air bellow, the height of air bellow, chamber internal volume, load-carrying capacity will change along with the increase and decrease generation pulsation-free of vibrational load, periodic flexibility, thereby realize the efficient control of flexibility transmission, amplitude and the vibrational load of bearing capacity.
Claims (10)
1, a kind of automobile air suspension, it is characterized in that, mainly form by air bag carriage, air bellow, longitudinal rod, shock absorber, Panhard rod, levelling valve, drive axle, Connection Block, stabilizer rod carriage, balance clamp assembly, V-type propelling rod, vertical track bar bracket, V-type propelling rod bearing, revolving valve and vehicle frame, wherein, the air bag carriage is installed on the drive axle, and the air bellow two ends link to each other with the gentle apophysis frame of vehicle frame respectively; Longitudinal rod one end is connected on the air bag carriage, and the other end links to each other with longitudinal thrust shaft bar on being fixed on vehicle frame; V-type propelling rod one end is connected on the drive axle by Connection Block, and the other end links to each other with V-type propelling rod bearing on being fixed on vehicle frame; Between air bag carriage and vehicle frame, be provided with shock absorber; Panhard rod one end links to each other with the air bag carriage, and the other end is connected on the vehicle frame by balance clamp assembly and stabilizer rod carriage; Levelling valve is fixed on the vehicle frame, and its adjust bar is connected on the drive axle.
2, automobile air suspension according to claim 1 is characterized in that, revolving valve is installed in the operator's compartment, by the gas circuit control air spring of control brake system.
3, automobile air suspension according to claim 1 is characterized in that, described air bellow symmetric arrangement, and the lower end is connected with the air bag carriage, and the upper end is connected on the vehicle frame.
4, automobile air suspension according to claim 1 is characterized in that, described longitudinal rod horizontal symmetrical is placed, and front end is connected with vertical track bar bracket, and the rear end is connected on the air bag carriage.
5, automobile air suspension according to claim 1 is characterized in that, described Panhard rod front end is connected below the air bag carriage, and the rear end links to each other with the balance clamp assembly.
6, automobile air suspension according to claim 1 is characterized in that, described drive axle is connected with the air bag carriage with Connection Block by bolt.
7, automobile air suspension according to claim 1 is characterized in that, balance clamp assembly one end links to each other with Panhard rod, and the other end is connected with the stabilizer rod carriage, the stabilizer rod carriage by bolted connection on vehicle frame.
8, automobile air suspension according to claim 1 is characterized in that, shock absorber is the hydraulic pressure cylinder type damper.
9, automobile air suspension according to claim 1 is characterized in that, longitudinal thrust shaft bar and V-type propelling rod bearing are and are integral cast steel spare.
10, automobile air suspension according to claim 1 is characterized in that, two air bag carriage horizontal positioned being made by ductile iron material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420038309 CN2685123Y (en) | 2004-01-30 | 2004-01-30 | Vehicle air suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420038309 CN2685123Y (en) | 2004-01-30 | 2004-01-30 | Vehicle air suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2685123Y true CN2685123Y (en) | 2005-03-16 |
Family
ID=34671069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420038309 Expired - Lifetime CN2685123Y (en) | 2004-01-30 | 2004-01-30 | Vehicle air suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2685123Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100455475C (en) * | 2006-01-16 | 2009-01-28 | 湖北三江航天万山特种车辆有限公司 | Air suspension device of vehicle takeup bridge |
| CN101574772B (en) * | 2009-05-21 | 2010-07-28 | 中国重汽集团济南动力有限公司 | Process for assembling new V-shaped thrusting rod of heavy-duty automobile |
| CN107571707A (en) * | 2017-09-21 | 2018-01-12 | 安徽安凯汽车股份有限公司 | A kind of IFS Independent Front Suspension levelling valve fixing support assembly and its measuring method |
| CN113119673A (en) * | 2021-06-03 | 2021-07-16 | 西安德卡汽车系统有限公司 | Single-bridge two-airbag air suspension without transverse pushing |
-
2004
- 2004-01-30 CN CN 200420038309 patent/CN2685123Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100455475C (en) * | 2006-01-16 | 2009-01-28 | 湖北三江航天万山特种车辆有限公司 | Air suspension device of vehicle takeup bridge |
| CN101574772B (en) * | 2009-05-21 | 2010-07-28 | 中国重汽集团济南动力有限公司 | Process for assembling new V-shaped thrusting rod of heavy-duty automobile |
| CN107571707A (en) * | 2017-09-21 | 2018-01-12 | 安徽安凯汽车股份有限公司 | A kind of IFS Independent Front Suspension levelling valve fixing support assembly and its measuring method |
| CN107571707B (en) * | 2017-09-21 | 2024-02-06 | 安徽安凯汽车股份有限公司 | Front independent suspension height control valve fixing support assembly and measuring method thereof |
| CN113119673A (en) * | 2021-06-03 | 2021-07-16 | 西安德卡汽车系统有限公司 | Single-bridge two-airbag air suspension without transverse pushing |
| CN113119673B (en) * | 2021-06-03 | 2024-01-02 | 西安德卡汽车系统有限公司 | No-transverse-pushing single-bridge two-airbag air suspension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140130 Granted publication date: 20050316 |
|
| CX01 | Expiry of patent term |