CN205674804U - Front air suspension frame system and heavy-duty car - Google Patents
Front air suspension frame system and heavy-duty car Download PDFInfo
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- CN205674804U CN205674804U CN201620624941.7U CN201620624941U CN205674804U CN 205674804 U CN205674804 U CN 205674804U CN 201620624941 U CN201620624941 U CN 201620624941U CN 205674804 U CN205674804 U CN 205674804U
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- air spring
- front air
- spring
- suspension frame
- frame system
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Abstract
This utility model discloses a kind of front air suspension frame system and heavy-duty car, and it has high-performance, low development cost, low-risk feature, and it is the airsuspension system being assemblied on heavy-duty car front axle.On the basis of conventional heavy truck Front Leaf Spring suspension, in the case of keeping the parts such as vehicle frame, front axle, transverse arresting apparatus, front plate spring fore-stock, front damper upper bracket constant, leading arm is used to replace leaf spring；Longitudinal beam is provided with front air spring upper bracket, and front air spring is arranged on front air spring between undersetting, and front air spring undersetting is arranged on front axle；Front air spring undersetting is directed to arm, height sensor, amortisseur, anti-sway bar and front axle and is attached assembling.Realize being born vertical load by air spring completely, it is ensured that the superiority realizing air spring suspension with minimum development cost gives full play to, thus in the air spring suspension market starting stage, the chance that before improving, air spring suspension is succeeded in developing.
Description
Technical field
This utility model relates to heavy-duty car air suspension field.
Background technology
The development of China Logistics carrier creates the biggest rush to the development of domestic heavy truck airsuspension system
Enter effect, in the rear air suspension the biggest market application that middle rear axle part uses, but owing to front-wheel steer demand is to space
Take caused arrangement difficulty so that front axle (or propons) position assembling front air suspension development the most delayed.And
Relatively small market scale, has highlighted all the more control development cost and system risk for heavy truck front air suspension frame system
The significance that early stage is promoted.
Utility model content
For reducing the cost and risk of airsuspension system marketing as much as possible, this utility model provides a kind of front empty
Gas suspension system and heavy-duty car, it is particularly well-suited to high-performance, low development cost, low-risk heavy truck.
For achieving the above object, this utility model uses on the heavy truck assembling common Front Leaf Spring suspension,
Under conditions of vehicle frame, front axle, front plate spring fore-stock and transverse arresting apparatus are constant, by replacing leaf spring with leading arm, take
Disappear front leaf spring back pedestal, increase anti-sway bar guarantee air spring only by vertical load, the air that rational height is integrated
Spring lower carriage is to meet the need that the parts such as leading arm, anti-sway bar, height sensor, amortisseur are linked and packed with front axle
Ask.So, on the premise of giving full play to the superior function of air spring suspension, common with what high-volume manufactured to greatest extent
The vehicle of Front Leaf Spring suspension keeps universal component, reduces the development cost assembling this front air spring suspension vehicle,
Avoid system risk.
The technical solution of the utility model is:
A kind of front air suspension frame system, including vehicle frame, front axle, front plate spring fore-stock and transverse arresting apparatus, uses and guides
Arm replaces leaf spring；Longitudinal beam is provided with front air spring upper bracket 5, and front air spring 6 is arranged on front air spring and props up
Between seat 5, front air spring undersetting 4, front air spring undersetting 4 is arranged on front axle；Front air spring undersetting 4 will be led
It is attached assembling with front axle to arm, height sensor, amortisseur.
Further, being additionally provided with anti-sway bar, front air spring lower carriage is provided with lateral thrust rod bearing, and vehicle frame is indulged
Being equipped with anti-sway bar upper bracket inside beam, anti-sway bar two ends connect lateral thrust rod bearing, anti-sway bar respectively
Upper bracket.
Further, leading arm uses the front end mounting structure identical with leaf spring, identical material.
Further, front air spring connects front air spring inflation/deflation control system, and air spring inflation/deflation controls system
System includes single-chip microcomputer 13, height sensor 14, air spring inflation/deflation electromagnetic valve 11, height sensor 14, air spring charge and discharge
Pneumoelectric magnet valve 11 connects single-chip microcomputer 13, and air spring inflation/deflation electromagnetic valve 11 connects front air spring by gas circuit.
Further, including height detection module, height detection module is configured that after each vehicle motor is lighted a fire,
Carry out system detection, by the difference of the input information of the detection of detection height sensor with single-chip microcomputer 13 preset height, to sky
Air spring inflation/deflation electromagnetic valve 11 sends instruction, by front air spring 6 is carried out inflation/deflation operation so that front axle center and car
Distance between frame longeron lower aerofoil is in device preset height.
Further, front air spring undersetting is provided with leading arm binding face, leading arm installing hole.
Further, pacify under front air spring undersetting is provided with height sensor swing arm unit installing hole, front damper
Dress hole.
Further, leading arm the first end is ear type connecting portion, and ear type connecting portion and leading arm body are arc-shaped transition, ear
Type connecting portion is for being connected with front plate spring fore-stock.
Further, leading arm the second end is trapezium structure, which is provided with installing hole, is used for and front air spring undersetting
Connect.
A kind of heavy-duty car, it is equipped with above-mentioned a kind of front air suspension frame system.
Improvement effect of the present utility model is exactly: increase on the basis of conventional heavy truck Front Leaf Spring suspension system
The special purpose parts that quantity is few, at parts such as vehicle frame, front axle, transverse arresting apparatus, front plate spring fore-stock, front damper upper brackets not
In the case of change, it is achieved born vertical load by air spring completely, it is ensured that the superiority of air spring suspension is able to fully send out
Wave, thus in the air spring suspension market starting stage, the chance that before improving, air spring suspension is succeeded in developing.
Accompanying drawing explanation
Fig. 1 is prior art Front Leaf Spring suspension frame structure schematic diagram；
In figure: 1 and vehicle frame before beam one front plate spring fore-stock；12, Front Leaf Spring assembly；3, front lateral stability
Device；14, front damper upper bracket；15, front damper；16, front damper lower carriage；17, rear support bracket for front plate spring assembly；
Fig. 2 is the structural representation of an embodiment of front air spring suspension of the present utility model；
In figure: 1 and vehicle frame before beam one front plate spring fore-stock；2, leading arm；3, front transverse arresting apparatus；4, front
Air spring undersetting；5, front air spring upper bracket；6, front air spring；7, front air spring air pipe；8, front damper；
9, front damper upper bracket；10, height sensor swing arm unit；11, front air spring inflation/deflation electromagnetic valve；12, front air bullet
Spring inflation/deflation control system (ECAS) circuit；13, front air spring inflation/deflation control system (ECAS) single-chip microcomputer；14, height passes
Sensor；15, anti-sway bar upper bracket；16, anti-sway bar；
Fig. 3 is the anti-sway bar assembling schematic diagram of an embodiment of front air spring suspension of the present utility model；
In figure: 41, integrated with front air spring lower carriage on lateral thrust rod bearing；42, anti-sway bar；43, dress
Fit over the anti-sway bar upper bracket inside longitudinal beam；
Fig. 4 is the air spring lower support structure signal of an embodiment of front air spring suspension of the present utility model
Figure；
In figure, 100 is leading arm binding face；101 install control for leading arm；102 install for height sensor swing arm unit
Hole；103 are and front axle installed surface；104 is anti-sway bar undersetting；105 is air spring mounting surface；106 is front damper
Lower installing hole installed surface；
Fig. 5 is the leading arm structural representation of an embodiment of front air spring suspension of the present utility model；
In figure, 107 are and the connecting hole of front plate spring fore-stock；108 are and the connecting hole of air spring lower carriage；
Fig. 6 is the top view of Fig. 5.
Detailed description of the invention
In conjunction with drawings and the specific embodiments, the utility model is further described.
First combine accompanying drawing 1 prior art Front Leaf Spring suspension is described.As it is shown in figure 1, when stationary vehicle,
Front part of vehicle load, is applied to front spring bullet by the front plate spring fore-stock 1 on longitudinal beam and rear support bracket for front plate spring assembly 16
Spring assembly 12, and pass to front axle by Front Leaf Spring assembly 12, load is passed by front axle by being arranged on the wheel at its two ends
It is delivered to road surface.When vehicle travels, longitudinal beam moves ahead under the promotion of back axle, then the front plate spring fore-stock 1 on longitudinal beam leads to
Cross Front Leaf Spring assembly 12 and pull front axle, and then pull the wheel being arranged on front axle two ends together to move ahead.When automobile front-axle is real
When executing braking, producing the frictional resistance contrary with vehicle heading between the wheel at front axle two ends and ground, this resistance passes through
The front plate spring fore-stock 1 that front axle premenstrual steel plate spring assembly 12 are delivered on longitudinal beam, so make longitudinal beam be subject to
The pulling force that vehicle heading is contrary, it is achieved car braking.The transmission of front part of vehicle load is still with transmission during stationary vehicle on the way
Footpath is identical, and when jolting occurs in vehicle, the impact produced of jolting can be buffered by Front Leaf Spring assembly 12, front damper 15
Decayed to jolting, when vehicle occurs that transverse shakiness trend, transverse arresting apparatus 13 resist this trend.
In conjunction with accompanying drawing 2, this utility model front air suspension embodiment is described.As in figure 2 it is shown, in stationary vehicle
Time, front part of vehicle load, put on front air spring 6, front air spring by the front air spring upper bracket 5 on longitudinal beam
6 pass to front axle by front air spring undersetting 4, and front axle transfers loads to road surface by being arranged on the wheel at its two ends.
In a preferred embodiment, being additionally provided with anti-sway bar, front air spring lower carriage is provided with lateral thrust
Rod bearing, is equipped with anti-sway bar upper bracket inside longitudinal beam, anti-sway bar two ends connect anti-sway bar respectively and prop up
Seat, anti-sway bar upper bracket.
In a preferred embodiment, leading arm uses the front end mounting structure identical with leaf spring, identical material.
In a preferred embodiment, front air spring connects front air spring inflation/deflation control system, air spring
Inflation/deflation control system includes single-chip microcomputer 13, height sensor 14, air spring inflation/deflation electromagnetic valve 11, height sensor 14,
Air spring inflation/deflation electromagnetic valve 11 connects single-chip microcomputer 13, and air spring inflation/deflation electromagnetic valve 11 connects front air bullet by gas circuit
Spring.
In a preferred embodiment, including height detection module, height detection module is configured that and sends out at each vehicle
After motivation igniting, carry out system detection, by input information and single-chip microcomputer 13 preset height of the detection of detection height sensor
Difference, send instruction to air spring inflation/deflation electromagnetic valve 11, by front air spring 6 is carried out inflation/deflation operation so that
Distance between front axle center and longitudinal beam lower aerofoil is in device preset height.
In a preferred embodiment, front air spring undersetting is provided with leading arm binding face, leading arm installing hole.
In a preferred embodiment, front air spring undersetting be provided with height sensor swing arm unit installing hole,
Installing hole under front damper.
In a preferred embodiment, leading arm the first end is ear type connecting portion, ear type connecting portion and leading arm body
For arc-shaped transition, ear type connecting portion is for being connected with front plate spring fore-stock.
In a preferred embodiment, leading arm the second end is trapezium structure, which is provided with installing hole, is used for and front sky
Air spring undersetting connects.
A kind of heavy-duty car, it is equipped with above-mentioned a kind of front air suspension frame system.
When vehicle travels, longitudinal beam moves ahead under the promotion of back axle, then the front plate spring fore-stock 1 on longitudinal beam passes through
The leading arm 2 front air spring undersetting 4 through being arranged on front axle pulls front axle, and then pulls the wheel being arranged on front axle two ends
Together move ahead.When automobile front-axle implements braking, produce contrary with vehicle heading between the wheel at front axle two ends and ground
Frictional resistance, the header board that this resistance is delivered on longitudinal beam by front axle premenstrual air spring undersetting 4 and leading arm 2
Spring fore-stock 1, and then make longitudinal beam be subject to the pulling force contrary with vehicle heading, it is achieved car braking.Front part of vehicle carries
Lotus transmission is still identical with pipeline during stationary vehicle, and when jolting occurs in vehicle, front air spring 6 can be to generation of jolting
Impact buffer, front damper 8 is decayed to jolting, when vehicle occurs that transverse shakiness trend, transverse arresting apparatus 3 are supported
Making this trend, if occurring the trend of front axle and longitudinal beam transversion malposition in Vehicular turn, anti-sway bar 16 resists
This trend.
After each vehicle motor is lighted a fire, front air spring inflation/deflation control system (ECAS) single-chip microcomputer 13 in device
I.e. carry out system detection, inputted the difference of information and single-chip microcomputer 13 preset height by detection height sensor 14, to air bullet
Spring inflation/deflation electromagnetic valve 11 sends instruction, by front air spring 6 is carried out inflation/deflation operation so that front axle center is indulged with vehicle frame
Distance between lower flange of girder face is in device preset height, causes in front axle when front part of vehicle load change or vehicle travel to jolt
When distance between the heart and longitudinal beam lower aerofoil changes, front air spring inflation/deflation control system (ECAS) single-chip microcomputer 13 also can
The difference of information and single-chip microcomputer 13 preset height is inputted, to air spring inflation/deflation electromagnetic valve 11 by detection height sensor 14
Send instruction, by front air spring 6 is carried out inflation/deflation operation so that between front axle center and longitudinal beam lower aerofoil away from
From being in device preset height.
Finally should be noted that: above example is only in order to illustrate that the technical scheme of this case is not intended to limit；Although
Being described in detail this case with reference to preferred embodiment, those of ordinary skill in the field are it is understood that the most permissible
The detailed description of the invention of this case is modified or portion of techniques feature is carried out equivalent；Without deviating from the technical program
Spirit, it all should be contained in the middle of the technical scheme scope that this case is claimed.
Claims (10)
1. a front air suspension frame system, including vehicle frame, front axle, front plate spring fore-stock and transverse arresting apparatus, it is characterised in that
Leading arm is used to replace leaf spring；
Longitudinal beam is provided with front air spring upper bracket (5), and front air spring (6) is arranged on front air spring upper bracket (5), front
Between air spring undersetting (4), front air spring undersetting (4) is arranged on front axle；
Front air spring undersetting (4) is directed to arm, height sensor, amortisseur and front axle and is attached assembling.
A kind of front air suspension frame system the most according to claim 1, it is characterised in that be additionally provided with anti-sway bar, front sky
Air spring lower carriage is provided with lateral thrust rod bearing, is equipped with anti-sway bar upper bracket, lateral thrust inside longitudinal beam
Bar two ends connect lateral thrust rod bearing, anti-sway bar upper bracket respectively.
A kind of front air suspension frame system the most according to claim 1, it is characterised in that leading arm uses and leaf spring phase
With front end mounting structure, identical material.
4. according to the arbitrary described a kind of front air suspension frame system of claims 1 to 3, it is characterised in that front air spring connects
Front air spring inflation/deflation control system, air spring inflation/deflation control system include single-chip microcomputer (13), height sensor (14),
Air spring inflation/deflation electromagnetic valve (11), height sensor (14), air spring inflation/deflation electromagnetic valve (11) connect single-chip microcomputer
(13) air spring before, air spring inflation/deflation electromagnetic valve (11) is connected by gas circuit.
A kind of front air suspension frame system the most according to claim 4, it is characterised in that include height detection module, highly
Detection module is configured that after each vehicle motor is lighted a fire, and carries out system detection, by the detection of detection height sensor
Input information and the difference of single-chip microcomputer (13) preset height, send instruction to air spring inflation/deflation electromagnetic valve (11), by right
Front air spring (6) carries out inflation/deflation operation so that it is pre-that the distance between front axle center and longitudinal beam lower aerofoil is in device
Degree of setting high.
6. according to the arbitrary described a kind of front air suspension frame system of claims 1 to 3, it is characterised in that lower of front air spring
Seat is provided with leading arm binding face, leading arm installing hole.
7. according to the arbitrary described a kind of front air suspension frame system of claims 1 to 3, it is characterised in that lower of front air spring
Seat is provided with installing hole under height sensor swing arm unit installing hole, front damper.
8. according to the arbitrary described a kind of front air suspension frame system of claims 1 to 3, it is characterised in that leading arm the first end is
Ear type connecting portion, ear type connecting portion and leading arm body are arc-shaped transition, and ear type connecting portion is for being connected with front plate spring fore-stock.
9. according to the arbitrary described a kind of front air suspension frame system of claims 1 to 3, it is characterised in that leading arm the second end is
Trapezium structure, which is provided with installing hole, for being connected with front air spring undersetting.
10. a heavy-duty car, it is characterised in that be equipped with the arbitrary described a kind of front air suspension of the claims 1 to 9
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620624941.7U CN205674804U (en) | 2016-06-22 | 2016-06-22 | Front air suspension frame system and heavy-duty car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620624941.7U CN205674804U (en) | 2016-06-22 | 2016-06-22 | Front air suspension frame system and heavy-duty car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205674804U true CN205674804U (en) | 2016-11-09 |
Family
ID=57430829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620624941.7U Active CN205674804U (en) | 2016-06-22 | 2016-06-22 | Front air suspension frame system and heavy-duty car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205674804U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672403A (en) * | 2017-08-24 | 2018-02-09 | 潍柴动力股份有限公司 | Vehicle air suspension system and vehicle |
| CN113787877A (en) * | 2021-09-22 | 2021-12-14 | 一汽解放汽车有限公司 | Air suspension system for vehicle |
| CN114435219A (en) * | 2022-03-14 | 2022-05-06 | 一汽解放汽车有限公司 | Cargo truck and cargo loading and unloading control method for cargo truck |
-
2016
- 2016-06-22 CN CN201620624941.7U patent/CN205674804U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672403A (en) * | 2017-08-24 | 2018-02-09 | 潍柴动力股份有限公司 | Vehicle air suspension system and vehicle |
| CN107672403B (en) * | 2017-08-24 | 2019-12-10 | 潍柴动力股份有限公司 | Vehicle air suspension system and vehicle |
| CN113787877A (en) * | 2021-09-22 | 2021-12-14 | 一汽解放汽车有限公司 | Air suspension system for vehicle |
| CN114435219A (en) * | 2022-03-14 | 2022-05-06 | 一汽解放汽车有限公司 | Cargo truck and cargo loading and unloading control method for cargo truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |