CN2880560Y - Light automobile rear independent suspension drive axle assembly - Google Patents
Light automobile rear independent suspension drive axle assembly Download PDFInfo
- Publication number
- CN2880560Y CN2880560Y CN 200520094781 CN200520094781U CN2880560Y CN 2880560 Y CN2880560 Y CN 2880560Y CN 200520094781 CN200520094781 CN 200520094781 CN 200520094781 U CN200520094781 U CN 200520094781U CN 2880560 Y CN2880560 Y CN 2880560Y
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- Prior art keywords
- assembly
- wheel
- axle
- drive axle
- arm assembly
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- Expired - Lifetime
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- 239000000725 suspension Substances 0.000 title claims abstract description 19
- 239000006096 absorbing agent Substances 0.000 claims abstract description 9
- 230000035939 shock Effects 0.000 claims abstract description 9
- 241000314701 Toxolasma parvus Species 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 abstract 3
- 239000011324 bead Substances 0.000 abstract 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 238000013016 damping Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
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Abstract
Back independent suspension drive axle assembly of light truck includes back main reducer assembly and wheel-side assembly. Y-shaped rear trailer arm assembly is at the wheel-side assemble. The bearing pedestal, which is fixed to the rear bead axis of the wheel-side assembly through bead bearing, is welded at the rear end of the rear trailer arm assembly. Spiral spring and rear shock absorber are fixed on the rear trailer arm assembly. Low transverse arm axis is installed at the anterior ends of the rear trailer arm assembly. The wheel-side assembly is connected to the truck through low transverse arm axis, rear shock absorber and spiral spring. A transverse hanger and a vertical hanger are installed on the main reducer assembly and connected to the truck with the hangers. The wheel-side assembly and the rear main reducer are connected together by the rear ball basket half-axis with the ball basket universal joints. Compared to the whole drive axle, the passenger can figure out that the advantages of the utility model are high ride comfort, good passing ability of the whole truck and good driving stability.
Description
Technical field
The utility model is a lilliput car independent rear suspension drive axle assembly, and it is applicable to various dissimilar lilliput cars, contains various MPV cars, SUV car and picking-up vehicle.
Background technology
Low and middle-grade SUV, the MPV of domestic production at present, utility van series vehicle, rear driving axle all adopts relatively backward structure-rigid drive axle.The common weakness on the chassis of these vehicles just is that back axle is a rigidity axle, and two trailing wheels are all the time with same rotational, and can not swing relatively.In the time of on the rugged road surface of the running car on this chassis, if two trailing wheel road surfaces of living in are one high and one low, back axle will occur tilting, thereby causes vehicle body inclination to occur, adds driver and passenger's fear and uncomfortable property.Along with the raising of people's living standard, this rigid axle can not satisfy high-quality customer's requirement.Therefore many car productions producer wants to improve the chassis very much, to adapt to the different demands of customer.
Summary of the invention
The purpose of this utility model provides a kind of later-model lilliput car independent rear suspension drive axle assembly, it can fundamentally overcome existing integral structure back axle technically, existing deficiency on the function, and make automobile no matter on which kind of road surface of automobile the time, can both make the driver and passenger experience the good riding stability of automobile, travelling comfort and crossing ability.
The purpose of this utility model is achieved in that it comprises rear primary gearbox assembly and wheel limit assembly two large divisions, it is characterized in that taking turns the Rear drag arm assembly that the limit assembly is provided with the y font, the rear end of Rear drag arm assembly is welded with bearing seat, captive joint by hub bearing with the rear-wheel hub axle in the assembly of wheel limit, on the Rear drag arm assembly, be installed with coil spring and rear shock absorber, the lower cross arm axle is equipped with at the two ends, front of Rear drag arm assembly, and wheel limit assembly is connected with vehicle body by lower cross arm axle, rear shock absorber, coil spring; Be installed with horizontal stroke, vertical two suspension brackets on the main gearbox assembly, and captive joint with vehicle body by suspension bracket; Then link together between wheel limit assembly and the rear primary gearbox assembly by the rear ball cage semiaxis assembly that has two ball cage universal-joints.
Automobile in the process of moving, owing to be subjected to the influence of road speed, condition of road surface, wheel divided by a fixed angular speed rotate outer also will inevitably occur and vehicle body between bob, and Rear drag arm assembly this moment (left side/right side) meeting stretching along with elastic element coil spring and bumper, under the guiding of lower cross arm axle, carry out bob respectively, the rear ball cage semiaxis of this moment can elongate or shorten in the scope that self allows, to guarantee the moment of torsion transmission of rear primary gearbox assembly and wheel limit assembly.Brake system adopts drum brake mechanism and two kinds of structures of plate disc brake for customer selecting, to increase the configuration of product, adapts to the demand of different class.
The utility model reduces non-suspended mass greatly, has improved the ground connection performance of the cruising characteristic and the tire of automobile; The utility model can keep realizing the significantly swing of suspension fork mechanism under the wheel orientation angle unmodified situation, thereby can extensively adapt to the various road conditions of travelling, and makes automobile have good travelling comfort; The utility model is compared beating of left and right wheels with traditional beam front axle and is not directly influenced each other, and can reduce the inclination and the vibration of vehicle body, thereby strengthens the through performance of automobile.
In sum, the utility model purport is to make the Combination property of automobile rear driving axle to improve, and promptly improves occupant's traveling comfort, strengthens the crossing ability of ride of vehicle and complex road surface.The utility model can make two trailing wheels can also swing up and down by each independent vehicle body relatively when driving car load, thereby avoids the above-mentioned defective of whole bridge.Compare the driver and passenger with whole bridge and can feel that the independent rear suspension drive axle has following several advantage: travelling comfort is good, the car load crossing ability is good, riding stability is good etc.
Description of drawings:
Fig. 1 is the birds-eye view of the utility model overall structure.
Fig. 2 is that the Y of wheel limit assembly shown in Fig. 1 and rear ball cage semiaxis is to structural representation.
Fig. 3 is the K portion semi-sictional view enlarged drawing among Fig. 2
Fig. 4 is the axonometric drawing of Rear drag arm.
Fig. 5 is that the X of main reduction gear shown in Fig. 1 and suspension bracket assembly is to structural representation.
The specific embodiment
As shown in the figure, wheel limit assembly comprises Rear drag arm assembly 1 and brake assembly 9, is seen that by birds-eye view Rear drag arm assembly 1 is the y font.On Rear drag arm assembly 1, be provided with helical spring seat a and damper bracket b (Fig. 2), coil spring 6 and rear shock absorber 5 are installed in the above.The upper end of coil spring 6 and rear shock absorber 5 connects vehicle body 4.Brake assembly 9 can adopt drum brake mechanism or plate disc brake according to the needs that use.Lower cross arm vibration damping cover assembly 21 is installed on two supporting-point of Rear drag arm assembly 1 fwd, and lower cross arm vibration damping cover assembly 21 is connected with vehicle body 4 by inside and outside lower cross arm axle 7,8.Wheel limit assembly plays a supportive role to vehicle body by coil spring 6, rear shock absorber 5 and two supporting-point of Rear drag arm assembly fwd.
Being installed with horizontal suspension bracket 10 on the main gearbox assembly captives joint with main reduction gear 2 with 41 by bolt of rear end plate 42 respectively with vertical suspension bracket 11, two suspension brackets.Laterally suspension bracket 10 is connected with vehicle body 4 with the end of vertical suspension bracket 11, realizes fixing with respect to vehicle body.
Be connected by the rear ball cage semiaxis assembly 3 that has two ball cage universal-joints between wheel limit assembly (comprising parts such as rear brake assembly 9, Rear drag arm assembly 1 and rear-wheel hub axle 25) and the main gearbox assembly.As seen from the figure, the rear end of Rear drag arm assembly 1 is welded with bearing seat 22.Rear-wheel hub axle 25 is captiveed joint with the bearing seat 22 on the Rear drag arm assembly 1 by interference fit by hub bearing 23.By bolt 24 bearing seat 22 of brake support plate in the brake assembly 9 27 and Rear drag arm assembly 1 is captiveed joint.One end of rear ball cage semiaxis assembly 3 is connected with main gearbox assembly 2 by bolt 12.The other end of rear ball cage semiaxis assembly 3 is inserted in the rear-wheel hub axle 25, and is fastening with nut 26.By rear ball cage semiaxis 3 main gearbox assembly and wheel limit assembly are linked together, realize the transmission of moment of torsion.
Said Rear drag arm assembly is connected with vehicle body 4 with main gearbox assembly in the foregoing description, but if be provided with on the car body of vehicle frame, of the present utility modelly takes turns the limit assembly and main gearbox assembly then is connected with vehicle frame.
A among Fig. 1, B are respectively the rotation axiss of two Rear drag arm assemblies, and when wheel bob occurred with respect to vehicle body, Rear drag arm (left side/right side) can swing up and down around axle A, B respectively.As shown in Figure 1, the lower end of coil spring 6 is sitting on the Rear drag arm assembly, and the upper end then withstands on the vehicle body (vehicle frame); The lower end of bumper 5 is installed on the Rear drag arm assembly, and the upper end is fixed on the vehicle body (vehicle frame).The above draw bail makes the utility model form an independent rear suspension bridge system that damping performance is good, driveability stable, braking effect is good.Coil spring and vibration damper assembly can guarantee that upper and lower transverse arm assembly is with than pulsation-free speed, in the specified amplitude scope, swing up and down, and be easy to just can find out from illustrating us, the swing of left and right Rear drag arm assembly is relatively independent, thereby make two also relatively independent motions of trailing wheel, this is the place of the utility model gordian technique just.
Claims (1)
1, lilliput car independent rear suspension drive axle assembly, it comprises rear primary gearbox assembly and wheel limit assembly two large divisions, it is characterized in that taking turns the Rear drag arm assembly that the limit assembly is provided with the y font, the rear end of Rear drag arm assembly is welded with bearing seat, captive joint by hub bearing with the rear-wheel hub axle in the assembly of wheel limit, on the Rear drag arm assembly, be installed with coil spring and rear shock absorber, the lower cross arm axle is equipped with at the two ends, front of Rear drag arm assembly, and wheel limit assembly is connected with vehicle body by lower cross arm axle, rear shock absorber, coil spring; Be installed with horizontal stroke, vertical two suspension brackets on the main gearbox assembly, and captive joint with vehicle body by suspension bracket; Then link together between wheel limit assembly and the rear primary gearbox assembly by the rear ball cage semiaxis assembly that has two ball cage universal-joints.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520094781 CN2880560Y (en) | 2005-12-16 | 2005-12-16 | Light automobile rear independent suspension drive axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520094781 CN2880560Y (en) | 2005-12-16 | 2005-12-16 | Light automobile rear independent suspension drive axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2880560Y true CN2880560Y (en) | 2007-03-21 |
Family
ID=37880400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520094781 Expired - Lifetime CN2880560Y (en) | 2005-12-16 | 2005-12-16 | Light automobile rear independent suspension drive axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2880560Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666611B (en) * | 2008-09-06 | 2012-08-22 | 辽宁曙光汽车集团股份有限公司 | System and method for measuring and selecting driving gear mounting distance adjusting shim of divided steering drive axle assembly |
| CN102066143B (en) * | 2008-06-19 | 2013-06-26 | 坦南特公司 | Cleaning machine |
| CN103979056A (en) * | 2014-04-11 | 2014-08-13 | 宁波莱姆格迪童车科技有限公司 | Rear suspension system for child automobile |
| CN104325855A (en) * | 2014-11-19 | 2015-02-04 | 重庆永淳新能源科技有限公司 | Anti-collision safety rear axle structure for rear-drive electric automobile |
| CN105015298A (en) * | 2015-06-30 | 2015-11-04 | 湖南易通汽车配件科技发展有限公司 | Front-engine front-drive double-transverse-arm independent suspension rack assembly of torsion rod spring |
| CN105904922A (en) * | 2015-10-02 | 2016-08-31 | 刘培生 | Vehicle rear independent suspension system |
| CN112874561A (en) * | 2019-11-29 | 2021-06-01 | 中车株洲电力机车研究所有限公司 | Low-floor rubber wheel bogie based on hub motor |
-
2005
- 2005-12-16 CN CN 200520094781 patent/CN2880560Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102066143B (en) * | 2008-06-19 | 2013-06-26 | 坦南特公司 | Cleaning machine |
| CN101666611B (en) * | 2008-09-06 | 2012-08-22 | 辽宁曙光汽车集团股份有限公司 | System and method for measuring and selecting driving gear mounting distance adjusting shim of divided steering drive axle assembly |
| CN103979056A (en) * | 2014-04-11 | 2014-08-13 | 宁波莱姆格迪童车科技有限公司 | Rear suspension system for child automobile |
| CN103979056B (en) * | 2014-04-11 | 2016-07-06 | 宁波市胜源技术转移有限公司 | A kind of rear-suspension system of juvenile automobile |
| CN104325855A (en) * | 2014-11-19 | 2015-02-04 | 重庆永淳新能源科技有限公司 | Anti-collision safety rear axle structure for rear-drive electric automobile |
| CN104325855B (en) * | 2014-11-19 | 2017-05-17 | 重庆永淳新能源科技有限公司 | Anti-collision safety rear axle structure for rear-drive electric automobile |
| CN105015298A (en) * | 2015-06-30 | 2015-11-04 | 湖南易通汽车配件科技发展有限公司 | Front-engine front-drive double-transverse-arm independent suspension rack assembly of torsion rod spring |
| CN105904922A (en) * | 2015-10-02 | 2016-08-31 | 刘培生 | Vehicle rear independent suspension system |
| CN112874561A (en) * | 2019-11-29 | 2021-06-01 | 中车株洲电力机车研究所有限公司 | Low-floor rubber wheel bogie based on hub motor |
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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 |
Granted publication date: 20070321 |
|
| EXPY | Termination of patent right or utility model |