CN200939817Y - Single swinging arm air suspension combined structure of semitrailer - Google Patents
Single swinging arm air suspension combined structure of semitrailer Download PDFInfo
- Publication number
- CN200939817Y CN200939817Y CN 200620044963 CN200620044963U CN200939817Y CN 200939817 Y CN200939817 Y CN 200939817Y CN 200620044963 CN200620044963 CN 200620044963 CN 200620044963 U CN200620044963 U CN 200620044963U CN 200939817 Y CN200939817 Y CN 200939817Y
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- CN
- China
- Prior art keywords
- assembly
- bracket
- plate spring
- bolt connection
- levelling valve
- Prior art date
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- Expired - Lifetime
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Abstract
The utility model relates to a semi-trailer single-oscillating-arm air suspension combined structure. A plate spring seat is welded to an axle. On side of a plate spring assembly, a stay plate and one side of an airbag seat are successively connected with the axle with a U-shaped screw. The other side of the plate spring assembly is connected with the plate spring rack with a screw. The top of the plate spring rack is welded to the carriage. The other side of the airbag seat is connected with the lower side surface of the airbag assembly with a screw. The top side surface of the airbag assembly is connected with the lower side surface of the airbag rack with a screw. The top of the airbag rack welded to the carriage. The upper and lower racks of the altitude valve are respectively connected with the carriage and the axle with screws. The altitude valve device is connected with the vehicle air reservoir and the airbag assembly respectively with a pipeline. The utility model bears the load with the steel plate spring and airbag with a greatly-enhanced bearing capacity as well as enhanced safety, stability and service life. The utility model is suitable for 1-axle, 2-axle or multiple-axle semi-trailer.
Description
[technical field]
The utility model relates to one, diaxon and multi-shaft superimposed trailer suspension frame structure.
[background technology]
At present, domestic superimposed trailer suspension frame structure is also prolonging with traditional steel spring structure basically, this structure suspension system makes full use of the elasticity of steel spring, and steel spring has caused vehicle frame always changing to ground-surface distance under different loads and produce different bendings like this.Increase load if maintenance steel spring elasticity is constant, then can reduce the natural frequency of steel spring, cause the elasticity of steel spring to change.
[summary of the invention]
The utility model only carries, and does not drive, and does not turn to, and vertical load is born jointly by leaf spring and air bag.
A kind of superimposed trailer simple pendulum arm air suspension sectional construction comprises vehicle frame 1, plate spring assembly 5, axletree 9, shock absorber 6.The utility model is with spring block 8 and axletree 9 weld togethers, an end of plate spring assembly 5, backing plate 7, one end of air bag bearing 12 is enumerated successively with U-bolt 11 itself and axletree is joined together, the other end of plate spring assembly and flat spring bracket 2 Bolt Connection, be used on the flat spring bracket with plate spring assembly bonded assembly hole be strip hole on the vehicle fore-and-aft direction, be the restriction bolt in strip hole before and after play, adopt weldering to connect the both sides that Grains 3 is welded on flat spring bracket.The upper end of flat spring bracket is welded on the vehicle frame 1; The lower surface Bolt Connection of the other end of air bag bearing and air bag assembly 13, the lower surface Bolt Connection of the upper surface of air bag assembly 13 and air-bag support 14, the upper end of air-bag support is welded on the vehicle frame 1.Be connected with adaptor union in the tapped bore of air bag assembly upper cover plate, as the admission port of air bag assembly, this adaptor union is linked the delivery port of levelling valve again with pipeline, and the input port of levelling valve is connected on the air receiver of automobile with pipeline.
Levelling valve upper bracket 16 and vehicle frame welding, levelling valve 15 and levelling valve upper bracket Bolt Connection; Levelling valve lower bracket 17 and axletree Bolt Connection, height regulating rod assembly 18 1 ends and levelling valve, the other end and levelling valve lower bracket are used Bolt Connection respectively.
In order to improve the service life of member, in the middle of the leaf spring and lower surface is arranged the antifriction pad respectively, arranges the antifriction pad respectively between the inboard of flat spring bracket and leaf spring both sides.
Adopted superimposed trailer of the present utility model, load is born jointly by plate spring assembly and air bag assembly, has improved the load-carrying capacity of superimposed trailer greatly.All increase the service life of safety simultaneously,, stability and tire 10.
[description of drawings]
Accompanying drawing 1 superimposed trailer simple pendulum arm air suspension sectional construction 3D scheme drawing;
Accompanying drawing 2 superimposed trailer simple pendulum arm air suspension sectional constructions are taken away the 3D scheme drawing of a sidecar frame.
Each sequence number is expressed as respectively among the figure:
1 vehicle frame, 2 flat spring brackets, 3 welderings connect Grains, 4 antifriction pads, 5 plate spring assemblies, 6 shock absorbers, 7 backing plates, 8 spring blocks, 9 axletrees, 10 tires, 11U type bolt, 12 air bag bearings, 13 air bag assemblies, 14 air-bag supports, 15 levelling valves, 16 levelling valve upper brackets, 17 levelling valve lower brackets, 18 height regulating rod assemblies.
[specific embodiment]
The utility model will be further described below in conjunction with embodiment and accompanying drawing.
See figures.1.and.2, the utility model comprises vehicle frame 1, plate spring assembly 5, axletree 9, shock absorber 6.Spring block 8 and axletree 9 weld togethers, an end of plate spring assembly 5, backing plate 7, one end of air bag bearing 12 is enumerated successively with U-bolt 11 itself and axletree is joined together, plate spring assembly is stuck in the groove of spring block, both closely cooperate in employing, cross travel in order to the restriction plate spring assembly, the constraint of plate spring assembly longitudinal travel then realizes by pin, bearing pin one end connects with pin-and-hole on the plate spring assembly, one end is stuck in the inside, hole of spring block, the other end of plate spring assembly and flat spring bracket 2 Bolt Connection, be used on the flat spring bracket with plate spring assembly bonded assembly hole be strip hole on the vehicle fore-and-aft direction, be the restriction bolt in strip hole before and after play, adopt weldering to connect the both sides that Grains 3 is welded on flat spring bracket.The upper end of flat spring bracket is welded on the vehicle frame 1; The lower surface Bolt Connection of the other end of air bag bearing and air bag assembly 13, the lower surface Bolt Connection of the upper surface of air bag assembly 13 and air-bag support 14, the upper end of air-bag support is welded on the vehicle frame 1.Be connected with adaptor union in the tapped bore of air bag assembly upper cover plate, as the admission port of air bag assembly, this adaptor union is linked the delivery port of levelling valve again with pipeline, and the input port of levelling valve is connected on the air receiver of automobile with pipeline.
Levelling valve upper bracket 16 and vehicle frame welding, levelling valve 15 and levelling valve upper bracket Bolt Connection; Levelling valve lower bracket 17 and axletree Bolt Connection, height regulating rod assembly 18 1 ends and levelling valve, the other end and levelling valve lower bracket are used Bolt Connection respectively.
In order to improve the service life of member, in the middle of the leaf spring and lower surface is arranged the antifriction pad respectively, arranges the antifriction pad respectively between the inboard of flat spring bracket and leaf spring both sides.
Claims (6)
1, a kind of superimposed trailer simple pendulum arm air suspension sectional construction, comprise vehicle frame (1), plate spring assembly (5), axletree (9), shock absorber (6), plate spring assembly (5) one ends are captiveed joint with vehicle frame (1) by flat spring bracket (2), it is characterized in that: spring block (8) and axletree (9) weld together, the other end of plate spring assembly (5), backing plate (7), one end of air bag bearing (12) is enumerated successively with U-bolt (11) itself and axletree is connected into one, the lower surface Bolt Connection of the other end of air bag bearing and air bag assembly (13), the lower surface Bolt Connection of the upper surface of air bag assembly (13) and air-bag support (14), the upper end of air-bag support is welded on the vehicle frame (1), levelling valve upper bracket (16) and vehicle frame welding, levelling valve (15) and levelling valve upper bracket Bolt Connection; Levelling valve lower bracket (17) and axletree Bolt Connection, height regulating rod assembly (18) one end and levelling valves; The other end and levelling valve lower bracket are used Bolt Connection respectively.
2, superimposed trailer simple pendulum arm air suspension sectional construction according to claim 1 is characterized in that: in the middle of two leaf springs and the lower surface arrange the antifriction pad respectively, between the inboard of flat spring bracket and leaf spring both sides, arrange the antifriction pad respectively.
3, superimposed trailer simple pendulum arm air suspension sectional construction according to claim 1, it is characterized in that: be used on the flat spring bracket with plate spring assembly bonded assembly hole be strip hole on the vehicle fore-and-aft direction, for play before and after the restriction bolt is in strip hole, adopt weldering to connect the both sides that Grains (3) is welded on flat spring bracket.
4, superimposed trailer simple pendulum arm air suspension sectional construction according to claim 1, it is characterized in that: shock absorber (6) is in tilted layout, upper end and flat spring bracket Bolt Connection, the lower end connects with spring bolt.
5, superimposed trailer simple pendulum arm air suspension sectional construction according to claim 1, it is characterized in that: be connected with adaptor union in the tapped bore of air bag assembly upper cover plate, admission port as the air bag assembly, this adaptor union is linked the delivery port of levelling valve again with pipeline, and the input port of levelling valve is connected on the air receiver of automobile with pipeline.
6, superimposed trailer simple pendulum arm air suspension sectional construction according to claim 1, it is characterized in that: the other end of plate spring assembly and flat spring bracket (2) are used Bolt Connection, and the upper end of flat spring bracket is welded on the vehicle frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620044963 CN200939817Y (en) | 2006-08-18 | 2006-08-18 | Single swinging arm air suspension combined structure of semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620044963 CN200939817Y (en) | 2006-08-18 | 2006-08-18 | Single swinging arm air suspension combined structure of semitrailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200939817Y true CN200939817Y (en) | 2007-08-29 |
Family
ID=38746002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620044963 Expired - Lifetime CN200939817Y (en) | 2006-08-18 | 2006-08-18 | Single swinging arm air suspension combined structure of semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200939817Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101870240B (en) * | 2009-04-22 | 2012-05-09 | 山东宏马工程机械有限公司 | Automobile steering suspension device |
| CN102616098A (en) * | 2012-04-17 | 2012-08-01 | 苏州奥杰汽车工业有限公司 | Plate spring and guide arm combined-type air suspension |
| CN110549807A (en) * | 2019-08-28 | 2019-12-10 | 东风商用车有限公司 | Front plate spring suspension system |
-
2006
- 2006-08-18 CN CN 200620044963 patent/CN200939817Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101870240B (en) * | 2009-04-22 | 2012-05-09 | 山东宏马工程机械有限公司 | Automobile steering suspension device |
| CN102616098A (en) * | 2012-04-17 | 2012-08-01 | 苏州奥杰汽车工业有限公司 | Plate spring and guide arm combined-type air suspension |
| CN110549807A (en) * | 2019-08-28 | 2019-12-10 | 东风商用车有限公司 | Front plate spring 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 | ||
| CP03 | Change of name, title or address |
Address after: 201821 No. 1055 Fu Hai Road, Shanghai, Jiading District Patentee after: Shanghai Komman Vehicle Component System Stock Co., Ltd. Address before: 201800 Shanghai Jiading District City Jia Zhu Road No. 18 Patentee before: Shanghai Komman Vehicle Parts System Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070829 |
|
| EXPY | Termination of patent right or utility model |