CN203752824U - Lifting air suspension structure for truck - Google Patents
Lifting air suspension structure for truck Download PDFInfo
- Publication number
- CN203752824U CN203752824U CN201420152163.7U CN201420152163U CN203752824U CN 203752824 U CN203752824 U CN 203752824U CN 201420152163 U CN201420152163 U CN 201420152163U CN 203752824 U CN203752824 U CN 203752824U
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- Prior art keywords
- lifting
- spring assembly
- fixedly connected
- air spring
- bridge
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- 239000000725 suspension Substances 0.000 title claims abstract description 27
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 239000005060 rubber Substances 0.000 claims description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
- 240000006909 Tilia x europaea Species 0.000 claims description 3
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
- 239000004571 lime Substances 0.000 claims description 3
- 229920001021 polysulfide Polymers 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The utility model provides a lifting air suspension structure for a truck. The lifting air suspension structure for the truck comprises a lifting bridge, a lifting air spring assembly, a bearing air spring assembly, a guide spring assembly, a shock absorber assembly, and a limiter for limiting the upper limit position of the lifting bridge, wherein the lower end of the lifting air spring assembly is fixedly connected with the longitudinal beam of a frame; the upper end of the lifting air spring assembly is fixedly connected with the lifting bridge; the lifting bridge is fixedly connected with the guide spring assembly; one end of the guide spring assembly is hinged with the longitudinal beam of the frame; the other end of the guide spring assembly is fixedly connected with the lower end of a bearing air spring assembly; the upper end of the bearing air spring assembly is fixedly connected with the longitudinal beam of the frame; the both ends of the shock absorber assembly are hinged with the longitudinal beam of the frame and the lifting bridge respectively; the lifting air spring assembly and the bearing air spring assembly are located at the both ends of the lifting bridge respectively; the limiter is fixedly connected with the longitudinal beam of the frame. The suspension structure is simple and compact in structure, and capable of ensuring the normal lifting of the lifting bridge.
Description
Technical field
The utility model relates to truck chassis field, is specifically related to a kind of truck lifting air suspension structure.
Background technology
Along with the further enforcement of the standard limit of country to heavy duty truck maximum total mass, the lightweight of heavy-duty commercial vehicle and reduction oil consumption become the main direction of heavy-duty commercial vehicle development.Lifting bridge suspension frame structure can be realized the lifting bridge of vehicle in the time of zero load or underloading and promote, and reduces the friction on tire and ground, thereby realizes the object that reduces oil consumption.The patent document of China Patent No. CN202541238U discloses a kind of air suspension of lift bridge, it is simple and compact for structure, can realize easily lifting and putting down of lift bridge assembly, but the hoisting depth of this lift bridge assembly is not limited, the longeron of lift bridge easily and on it interferes or clashes into.
Utility model content
In order to address the above problem, the utility model provides a kind of truck lifting air suspension structure, and this suspension frame structure is simple in structure, compact, can ensure the normal lifting of lifting bridge.
The technical scheme addressing the above problem:
A kind of truck lifting air suspension structure, it comprises lifting bridge, lifting air spring assembly, carrying air spring assembly, guiding spring assembly, vibration damper assembly, be used for the limiting device of the limes superiors position of limiting lifting bridge, the lower end of described lifting air spring assembly is fixedly connected with chassis side rail, the upper end of described lifting air spring assembly is fixedly connected with lifting bridge, described lifting bridge is fixedly connected with described guiding spring assembly, one end and the described chassis side rail of described guiding spring assembly are hinged, the other end of described guiding spring assembly is fixedly connected with the lower end of carrying air spring assembly, the upper end of described carrying air spring assembly is fixedly connected with chassis side rail, the two ends of described vibration damper assembly respectively with described chassis side rail, lifting bridge is hinged, described lifting air spring assembly, described carrying air spring assembly lays respectively at the two ends of described lifting bridge, described limiting device is fixedly connected with described chassis side rail.
Selectable, described guiding spring assembly is the high structure of negative arc.
Selectable, described guiding spring assembly is equal stress structure.
Selectable, the number of described lifting air spring assembly is one, the number of described carrying air spring assembly, described guiding spring assembly, described vibration damper assembly is two, described lifting air spring assembly is fixedly connected with the middle part of described lifting bridge, and described guiding spring assembly is fixedly connected with the two ends of described lifting bridge.
Selectable, the lower end of two carrying air spring assemblies connects by crossbeam, and described crossbeam is " several " font.
Selectable, described guiding spring assembly is hinged by guiding spring bracket and described chassis side rail, and described guiding spring bracket one end is fixedly connected with described chassis side rail, and the other end of described guiding spring bracket and described guiding spring assembly are hinged.
Selectable, described lifting air spring assembly is fixedly connected with described lifting bridge by lifting upper bracket, be fixedly connected with described chassis side rail by lifting lower bracket, the two ends of described lifting lower bracket are fixedly connected with longeron, and the middle part of lifting lower bracket has installation base.
Selectable, described limiting device comprises connecting panel and positioning plate, and described connecting panel is connected with it perpendicular to described positioning plate, and the lower end of described positioning plate is polysulphide rubbers.
Selectable, described connecting panel has the kidney-shaped mounting hole for being fixedly connected with chassis side rail.
The beneficial effects of the utility model:
Truck is not in the time requiring lifting bridge carrying, and control structure is opened the choker relief valve inflation of lifting air spring assembly, and the choker relief valve venting of carrying air spring assembly, realizes the lifting of lifting bridge; While requiring lifting bridge carrying, control structure starts the choker relief valve inflation of carrying air spring assembly, and the choker relief valve venting of lifting air spring assembly, realizes falling of lifting bridge, and limiting device can ensure the normal lifting of lifting bridge.
Brief description of the drawings
Fig. 1 is the three-dimensional structure diagram of the truck lifting air suspension structure of the utility model embodiment;
The front view of the truck lifting air suspension structure that Fig. 2 is the utility model embodiment;
The birds-eye view of the truck lifting air suspension structure that Fig. 3 is the utility model embodiment;
Fig. 4 is the three-dimensional structure diagram of the limiting device of the utility model embodiment;
Fig. 5 is the section drawing of the lifting lower bracket of the utility model embodiment.
Description of reference numerals: 1-lifting bridge, 2-lifting air spring assembly, 3-carries air spring assembly, 4-guiding spring assembly, 5-vibration damper assembly, 6-limiting device, 61-connecting panel, 611-kidney-shaped mounting hole, 62-positioning plate, 7-chassis side rail, 8-crossbeam, 9-lifting lower bracket, 91-installation base, 10-lifting upper bracket, 11-leaf spring bracket, the 12-spring bracket that leads.
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiment of the utility model is described in detail.
A kind of truck lifting air suspension structure, it comprises lifting bridge 1, lifting air spring assembly 2, carrying air spring assembly 3, guiding spring assembly 4, vibration damper assembly 5, be used for the limiting device 6 of the limes superiors position of limiting lifting bridge 1, the lower end of lifting air spring assembly 2 is fixedly connected with chassis side rail 7, the upper end of lifting air spring assembly 2 is fixedly connected with lifting bridge 1, lifting bridge 1 is fixedly connected with guiding spring assembly 4, one end and the chassis side rail 7 of guiding spring assembly 4 are hinged, the other end of guiding spring assembly 4 is fixedly connected with the lower end of carrying air spring assembly 3, the upper end of carrying air spring assembly 3 is fixedly connected with chassis side rail 7, the two ends of vibration damper assembly 5 respectively with chassis side rail 7, lifting bridge 1 is hinged, lifting air spring assembly 2, carrying air spring assembly 3 lays respectively at the two ends of lifting bridge 1, limiting device 6 is fixedly connected with chassis side rail 7.
The number of lifting air spring assembly 2, carrying air spring assembly 3 can be one, is symmetric; Also can number difference, position is asymmetric, as long as make lifting bridge 1 stress equalization.Preferably, the number of lifting air spring assembly 2 is one, the number of carrying air spring assembly 3, guiding spring assembly 4, vibration damper assembly 5 is two, and lifting air spring assembly 2 is fixedly connected with the middle part of lifting bridge 1, and guiding spring assembly 4 is fixedly connected with the two ends of lifting bridge 1.Adopt said structure, there is better lifting effect.
Two carrying air spring assemblies 3 can directly be fixedly connected with guiding spring, after also can connecting by bindiny mechanism, are fixedly connected with guiding spring, and preferred, the lower end of two carrying air spring assemblies 3 connects by crossbeam 8, and crossbeam 8 is " several " font.Adopt said structure can improve the torsional stiffness of air suspension structure.
Guiding spring assembly 4 can directly be fixed with described chassis side rail 7, also can be fixedly connected with by connection bracket.Preferably, guiding spring assembly 4 is hinged with chassis side rail 7 by guiding spring bracket 12, and guiding spring bracket 12 one end are fixedly connected with chassis side rail 7, and the other end of guiding spring bracket 12 is hinged with guiding spring assembly 4.Guiding spring bracket 12 can adopt the one-body molded or casting of punching press or welding to form.Guiding spring assembly 4 can be fixedly connected with by leaf spring bracket 11 with lifting bridge 1, the middle part of guiding spring assembly 4 is installed on leaf spring bracket 11, be installed on lifting bridge 1 left and right sides by bolt, on the leaf spring bracket 11 of lifting bridge 1, have dowel hole, for realizing the located lateral of guiding spring assembly 4.The yellow assembly that leads can adopt positive camber, the high structure of negative arc, preferred, and guiding spring assembly 4 is the high structure of negative arc.It is anti-bow for the high structure of negative arc refers to the initialization state of guiding spring assembly 4.Employing said structure can reduce to carry when lifting bridge 1 promotes the angle of inclination of air spring assembly 3, wearing and tearing risk when reduction carrying air spring assembly 3 compresses.Guiding spring assembly 4 is equal stress structure, and these stress structures, for approximate equal stress beam, adopt equal stress structure, make lifting air suspension structure stress equalization.
Lifting air spring assembly 2 can be fixedly connected with chassis side rail 7 by mounting bracket, preferably, lifting air spring assembly 2 is fixedly connected with lifting bridge 1 by lifting upper bracket 10, be fixedly connected with chassis side rail 7 by lifting lower bracket 9, the two ends of lifting lower bracket 9 are fixedly connected with longeron, and the middle part of lifting lower bracket 9 has installation base 91.This structure is conducive to improve the bending stiffness of lifting lower bracket 9, prevents 9 stressed shapes of lifting lower bracket, damages air-spring piston.At an angle, the piston of lifting air bellow and the deflection angle of end cap when reducing lifting bridge 1 lifting, improve the lifting efficiency of lifting air bellow for the attachment face of the lifting air bellow of lifting upper bracket 10 and the axle housing of lifting bridge 1.
Limiting device 6 can be support, bulk, the structure such as shaft-like, and preferred, limiting device 6 comprises connecting panel 61 and positioning plate 62, and connecting panel 61 is connected with it perpendicular to positioning plate 62, and the lower end of positioning plate 62 is polysulphide rubbers.Spacing when realizing lifting bridge 1 and promoting, reduces the impact load after lifting bridge 1 promotes.
Preferably, connecting panel 61 has the kidney-shaped mounting hole 611 for being fixedly connected with chassis side rail 7.Adopt this structure can ensure the controllability of limiting device 6, there is good assembly process process.
Lifting air bellow inside has bump rubber, coordinates lifting upper bracket 10 and lifting lower bracket 9 to realize the lower jumping of lifting bridge 1 spacing.Vibration damper complement be common double to cartridge type hydraulic shock absorber, the vibration damping of this lifting air suspension structure when realizing vehicle operating, improves the ride comfort of vehicle.
Although the utility model is described in conjunction with above embodiment, but the utility model is not limited to above-described embodiment, and be only subject to the restriction of claims, those of ordinary skill in the art can easily modify to it and change, but do not leave essence design of the present utility model and scope.
Claims (9)
1. a truck lifting air suspension structure, it is characterized in that, it comprises lifting bridge, lifting air spring assembly, carrying air spring assembly, guiding spring assembly, vibration damper assembly, be used for the limiting device of the limes superiors position of limiting lifting bridge, the lower end of described lifting air spring assembly is fixedly connected with chassis side rail, the upper end of described lifting air spring assembly is fixedly connected with lifting bridge, described lifting bridge is fixedly connected with described guiding spring assembly, one end and the described chassis side rail of described guiding spring assembly are hinged, the other end of described guiding spring assembly is fixedly connected with the lower end of carrying air spring assembly, the upper end of described carrying air spring assembly is fixedly connected with chassis side rail, the two ends of described vibration damper assembly respectively with described chassis side rail, lifting bridge is hinged, described lifting air spring assembly, described carrying air spring assembly lays respectively at the two ends of described lifting bridge, described limiting device is fixedly connected with described chassis side rail.
2. truck lifting air suspension structure according to claim 1, it is characterized in that, the number of described lifting air spring assembly is one, the number of described carrying air spring assembly, described guiding spring assembly, described vibration damper assembly is two, described lifting air spring assembly is fixedly connected with the middle part of described lifting bridge, and described guiding spring assembly is fixedly connected with the two ends of described lifting bridge.
3. truck lifting air suspension structure according to claim 1, is characterized in that, described guiding spring assembly is the high structure of negative arc.
4. truck lifting air suspension structure according to claim 1, is characterized in that, described guiding spring assembly is equal stress structure.
5. truck lifting air suspension structure according to claim 1, is characterized in that, the lower end of two carrying air spring assemblies connects by crossbeam, and described crossbeam is " several " font.
6. truck lifting air suspension structure according to claim 1, it is characterized in that, described guiding spring assembly is hinged by guiding spring bracket and described chassis side rail, described guiding spring bracket one end is fixedly connected with described chassis side rail, and the other end of described guiding spring bracket and described guiding spring assembly are hinged.
7. truck lifting air suspension structure according to claim 1, it is characterized in that, described lifting air spring assembly is fixedly connected with described lifting bridge by lifting upper bracket, be fixedly connected with described chassis side rail by lifting lower bracket, the two ends of described lifting lower bracket are fixedly connected with longeron, and the middle part of lifting lower bracket has installation base.
8. according to the truck lifting air suspension structure described in any one in claim 1～7, it is characterized in that, described limiting device comprises connecting panel and positioning plate, and described connecting panel is connected with it perpendicular to described positioning plate, and the lower end of described positioning plate is polysulphide rubbers.
9. truck lifting air suspension structure according to claim 8, is characterized in that, described connecting panel has the kidney-shaped mounting hole for being fixedly connected with chassis side rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420152163.7U CN203752824U (en) | 2014-03-28 | 2014-03-28 | Lifting air suspension structure for truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420152163.7U CN203752824U (en) | 2014-03-28 | 2014-03-28 | Lifting air suspension structure for truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203752824U true CN203752824U (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420152163.7U Expired - Fee Related CN203752824U (en) | 2014-03-28 | 2014-03-28 | Lifting air suspension structure for truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203752824U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260612A (en) * | 2014-09-25 | 2015-01-07 | 江西远成汽车技术股份有限公司 | Air suspension system with telescopic oil cylinder |
| CN104691263A (en) * | 2015-01-15 | 2015-06-10 | 安徽江淮汽车股份有限公司 | Lifting air suspension system for heavy truck |
| CN105539048A (en) * | 2015-12-17 | 2016-05-04 | 安徽江淮汽车股份有限公司 | Heavy truck lifting air suspension system |
| CN106080081A (en) * | 2016-08-09 | 2016-11-09 | 广东富华重工制造有限公司 | Light-type whole welding type AIRMATIC Dual Control |
| CN113787876A (en) * | 2021-10-08 | 2021-12-14 | 一汽解放汽车有限公司 | Double-axle suspension system |
-
2014
- 2014-03-28 CN CN201420152163.7U patent/CN203752824U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260612A (en) * | 2014-09-25 | 2015-01-07 | 江西远成汽车技术股份有限公司 | Air suspension system with telescopic oil cylinder |
| CN104691263A (en) * | 2015-01-15 | 2015-06-10 | 安徽江淮汽车股份有限公司 | Lifting air suspension system for heavy truck |
| CN105539048A (en) * | 2015-12-17 | 2016-05-04 | 安徽江淮汽车股份有限公司 | Heavy truck lifting air suspension system |
| CN106080081A (en) * | 2016-08-09 | 2016-11-09 | 广东富华重工制造有限公司 | Light-type whole welding type AIRMATIC Dual Control |
| CN106080081B (en) * | 2016-08-09 | 2019-05-21 | 广东富华重工制造有限公司 | Light-type whole welding type AIRMATIC Dual Control |
| CN113787876A (en) * | 2021-10-08 | 2021-12-14 | 一汽解放汽车有限公司 | Double-axle suspension system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20190328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |