CN104385868A - Independent suspension system of automobile - Google Patents
Independent suspension system of automobile Download PDFInfo
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- CN104385868A CN104385868A CN201410658557.4A CN201410658557A CN104385868A CN 104385868 A CN104385868 A CN 104385868A CN 201410658557 A CN201410658557 A CN 201410658557A CN 104385868 A CN104385868 A CN 104385868A
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- suspension system
- cylinder
- bearing seat
- hanger bearing
- independent suspension
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Abstract
The invention relates to an independent suspension system of an automobile. The independent suspension system comprises a suspension assembly, wherein the suspension assembly comprises a suspension supporting seat (1), a suspension guiding rod (2), a suspension fixing frame (3), a cylindrical spring guiding sleeve (5), an anti-vibration cylinder (7), vibration absorbing springs (8), a cylindrical spring fixing seat (10) and first locking nuts (11). According to the independent suspension system of the automobile, disclosed by the invention, the independent suspension system is in fully-modular design, large-scale and huge-scale production can be realized, the awkward situation that an existing partially-independent or semi-independent suspension system is specially used for special automobiles is changed, and the social benefit is increased.
Description
Technical field
The present invention relates to a kind of automobile independent suspension system.Belong to automobile technical field.
Background technology
Existing automobile suspension system mainly comprises the semi-independent suspension of torsion beam type and Mai Fuxun, two transverse arm, double link, double leval jib, the Several structural forms such as the accurate independent suspension system of multi link.Its principle is realize connecting vehicle right and left wheel by two or many levers and towing arm and realize independence or semi-detached moves substantially.
Fu Xunshi is relative with double-connecting rod type independent suspension structure simple, but it is not enough to the restriction of wheel anti-roll capability, to riding stability with Vehicle handlingly have certain influence; And double leval jib, multi link, double withbone arm type independent suspension system has certain reinforcement to wheel limitation capability, some adds sway bar design, but its overall structure is comparatively complicated, take considerable part vehicle interior or space, chassis, and cost is relatively high, is unfavorable for popularization and application that is small-sized or low and middle-end vehicle; And the semi-independent suspension of torsion beam type because of its structure simple, with low cost, be widely used in existing most low and middle-end vehicle rear wheel, but it tackles the crossing ability of non-paved road or mountain road, travelling comfort, vehicle high-speed crosses curved stability a definite limitation or deficiency, even directly affects use safety.
Next, existing suspension is most is an organic combination with car chassis, and main manifestations is produce assembling and main engine plants' general assembly all comparatively complexity in accessory factory, and affect production efficiency and increase and produce and the debugging cycle time, car load hands over the phase relatively to extend.
Again, existing suspension majority adopts chassis vehicle bridge stationary structure, and chassis shape is complicated, and moulding convex-concave is different, is unfavorable for reducing body bottom air resistance coefficient.Conventional maintenance maintenance in use comparatively bothers, part spare and accessory parts cannot make general part, and can only special train special, especially the vehicle that market segment recoverable amount is few, the replacing of accessory is extremely difficult especially, cannot form standard universal part and carry out ultra-large production, and these all directly or indirectly add social resources and drop into and energy resource consumption, add discharge and the difficulty of governance of bad air, affect air quality and its people's physical and mental health.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency; provide a kind of automobile independent suspension system, this system is full modular design, can realize extensive ultra-largeization and produce; change the awkward situation that existing part is independent or semi-independent suspension special train is special, increase social benefit.
The object of the present invention is achieved like this:
A kind of automobile independent suspension system, be built in the inside of the wheel hub of vehicle, be characterized in: automobile independent suspension system comprises suspension assembly, hang assembly and comprise hanger bearing seat, suspension guiding bar, hanging/fixing rack, cylinder spring guide pin bushing, shock-absorbing cylinder, damping spring, nut paid by cylinder spring permanent seat and the first lock, hanger bearing seat has two and L-shaped, and it is symmetrical centered by wheel center axle, a hanger bearing seat on described close ground is provided with a spring permanent seat, described suspension guiding bar is from top to bottom successively through the horizontal edge of the hanger bearing seat on top, cylinder spring guide pin bushing, the horizontal edge of the hanger bearing seat of cylinder spring permanent seat and bottom, the upper and lower side that suspension guiding bar divides a respectively first lock pair nut is fixed on two hanger bearing seats, described suspension guiding bar is also arranged with damping spring, upper end and the cylinder spring guide pin bushing of damping spring offset, lower end and cylinder spring permanent seat offset, right-hand member and the hanging/fixing rack of described cylinder spring guide pin bushing are bolted to connection, the piston portion of described shock-absorbing cylinder is connected with cylinder spring guide pin bushing, the cylinder body of shock-absorbing cylinder is connected with cylinder spring permanent seat.
A kind of automobile independent suspension system of the present invention, described hanging/fixing rack is connected by the main longitudinal grider of bolt and vehicle chassis or crossbeam.
A kind of automobile independent suspension system of the present invention, comprise brake assembly, brake assembly comprises ventilated type brake disc, hydraulic braking clamp and lock and pays bolt, ventilated type brake disc and wheel hub are fixed by wheel hub bolt of rear end plate, and hydraulic braking caliper body also pays bolt by lock through hanger bearing seat and hanger bearing seat is fixed; Be locked with the hydraulic braking clamp of the axisymmetric opposite side of wheel center and hanger bearing seat according to same method again.
A kind of automobile independent suspension system of the present invention, also comprise axial needle bearing and radial needle bearing, axial needle bearing is positioned between hanger bearing seat and ventilated type brake disc, and pay nut locking by the second lock, radial needle bearing interference press fit arrangement is to the position of the centre hole of hanger bearing seat, and radial needle bearing internal diameter is also interference fit with the external diameter of wheel center axle.
Compared with prior art, the invention has the beneficial effects as follows:
1. the independent suspension assembly of the present invention is built-in is fixed on vehicle hub inside, a modularization is formed overall by wheel center axle and Suo Fu mechanism and wheel hub tire, this wheel hub internally-fixed independent suspension system is a modular design, be fixed on chassis main longitudinal grider and (or) crossbeam, highly versatile, the vehicle of different brands, different vendor, different model can be matched with, and only need vehicle self chassis portion to process corresponding connecting thread hole.Meanwhile, this module can form the extensive ultra-large production of industrialization, creates a large amount of economic benefit and social benefit.
2. the wheel braking device of the present invention is independent double loop hydraulic caliper brake disc brake brake structure, Double-hydraulic clamp are according to wheel center symmetric configuration, work alone separately, more stable equilibrium is efficient to act on braking force on brake disc, and each hydraulic caliper is all fixed on Suo Fu mechanism and hangs on assembly permanent seat.
3. the present invention effectively can overcome that the existing various brands automobile development cycle is long, chassis suspension special train is special, and general assembly and debugging are wasted time and energy costly awkward situation, improving product competitive power and shorten market periods.And can vehicle chassis design be simplified, optimize while aesthetics promotes and reduce vehicle chassis air resistance coefficient, reduce fuel oil consumption and waste discharge, improve air quality and energy demand.
4. independent suspension system of the present invention is independently modular design, with the relatively independent unit that wheel hub, tire and brake equipment are a combination, can greatly reduce vehicle itself fault rate and shorten the later stage use in maintenance, repair, maintenance time, indirect reduction labour intensity and money expenditure, extend vehicle body tenure of use.Modular structure, makes replacing suspension efficient convenient as replacing spare tyre, meets the fast-developing beat of society and demand.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of automobile independent suspension system of the present invention.
Fig. 2 is Fig. 1 birds-eye view.
Fig. 3 is Fig. 1 right elevation.
Fig. 4 is the left view of Fig. 1.
Fig. 5 is the schematic diagram being in compressive state of Fig. 4.
In figure:
Hanger bearing seat 1,
Suspension guiding bar 2,
Hanging/fixing rack 3,
Bolt 4,
Cylinder spring guide pin bushing 5,
Wheel center axle 6,
Shock-absorbing cylinder 7,
Damping spring 8,
Tire 9,
Cylinder spring permanent seat 10,
Nut 11 paid by first lock,
Ventilated type brake disc 12,
Wheel hub bolt of rear end plate 13,
Nut 14 paid by second lock,
Axial needle bearing 15,
Radial needle bearing 16,
Bolt 17 paid by lock,
Hydraulic braking clamp 18,
Wheel hub 19,
Amount of compression H.
Detailed description of the invention
See Fig. 1-5, the present invention relates to a kind of automobile independent suspension system, it comprises suspension assembly, wheel hub bolt of rear end plate 13, second lock pays nut 14, axial needle bearing 15, a radial needle bearing 16.
Described suspension assembly comprises hanger bearing seat 1, suspension guiding bar 2, hanging/fixing rack 3, cylinder spring guide pin bushing 5, shock-absorbing cylinder 7, damping spring 8, nut 11 paid by cylinder spring permanent seat 10 and the first lock, hanger bearing seat 1 have two L-shaped, and it is symmetrical centered by wheel center axle, a hanger bearing seat 1 on described close ground is provided with a spring permanent seat 10, described suspension guiding bar 2 is from top to bottom successively through the horizontal edge of the hanger bearing seat 1 on top, cylinder spring guide pin bushing 5, the horizontal edge of the hanger bearing seat 1 of cylinder spring permanent seat 10 and bottom, the upper and lower side that suspension guiding bar is a 2 points respectively first lock pair nut 11 is fixed on two hanger bearing seats 1, described suspension guiding bar 2 is also arranged with damping spring 8, upper end and the cylinder spring guide pin bushing 5 of damping spring 8 offset, lower end and cylinder spring permanent seat 10 offset, the right-hand member of described cylinder spring guide pin bushing 5 is fixedly connected with by bolt 4 with hanging/fixing rack 3, the piston portion of described shock-absorbing cylinder 7 is connected with cylinder spring guide pin bushing 5, the cylinder body of shock-absorbing cylinder 7 is connected with cylinder spring permanent seat 10.
Described hanging/fixing rack 3 is connected by the main longitudinal grider of bolt 4 and vehicle chassis and crossbeam.
Described hanger bearing seat 1 adds Welding Process Design for punch forming, circular plate iron is after punching, cutting tongue, bending 90 ° of operations, weld center axletree fixed muffle and the reinforcement of triangle reinforcing steel floor again, as the body part hanging assembly, cylinder spring guide pin bushing 5 and cylinder spring permanent seat 10 design for forging molding, auxiliary with precision optical machinery processing again, as the shock-absorbing cylinder 7 of registration device and the basic securing part of damping spring 8.Cylinder spring guide pin bushing 5, cylinder spring permanent seat 10, shock-absorbing cylinder 7 and damping spring 8 are inserted the fixing circular hole after hanger bearing seat 1 bending and molding by suspension guiding bar 2, nut 11(is paid containing improved mat packing ring with lock more respectively in upper and lower two ends) locking, form independent suspension assembly.
Brake assembly comprises ventilated type brake disc 12, axial needle bearing 15, radial needle bearing 16, hydraulic braking clamp 18 and lock and pays bolt 17(containing nuts and washers), ventilated type brake disc 12 is fixed by wheel hub bolt of rear end plate 13 with wheel hub 19, and it is fixing with hanger bearing seat 1 that hydraulic braking clamp 18 body also pays bolt 17 by lock through hanger bearing seat 1; Be locked with hanger bearing seat 1 by hydraulic braking clamp 18 with the axisymmetric opposite side of wheel center according to same method, this assembly is the design of Double-hydraulic clamp double loop, works alone separately, implements braking to wheel simultaneously again.
Be positioned between hanger bearing seat 1 and ventilated type brake disc 12 by axial needle bearing 15, above-mentioned three each and every one the parts centers that ensure on wheel center axle 6, and are locked by a second lock pair nut 14; By radial needle bearing 16 interference press fit arrangement to the position of the centre hole of hanger bearing seat 1, now radial needle bearing 16 internal diameter is also interference fit with the external diameter of wheel center axle 6.
Principle of work: a kind of automobile independent suspension system of the present invention, be arranged in the wheel hub on vehicle chassis main longitudinal grider and crossbeam, under the effect of vehicle self mounted mass, vehicle body sinks, hanging/fixing rack 3 is exerted pressure, hanging/fixing rack 3 drives cylinder spring guide pin bushing 5 to move down, and under the guiding of suspension guiding bar 2, damping spring 8 is compressed; Simultaneously hanging/fixing rack 3 acts on shock-absorbing cylinder 7, makes it compress, and hanging/fixing rack 3 and cylinder spring guide pin bushing 5 bear vehicle advances middle applied gradeability, makes wheel smooth-ride.
When there is rough obstacle by bad road surface or road surface in vehicular motion, its application force immediate feedback coming from road surface, to wheel, acts on to hanging assembly via tire 9, wheel hub 19 and wheel center axle 6.Cylinder spring guide pin bushing 5 is driven to move down by hanger bearing seat 1, and under the vertically-guided of suspension guiding bar 2, vertical direction compression shock absorption spring 8 and shock-absorbing cylinder 7, make damping spring 8 and shock-absorbing cylinder 7 have amount of compression H, when vehicle is advanced or sails out of obstacle, discharge by damping spring 8 its own resilient, band motor car wheel resets, in the process, shock-absorbing cylinder 7 plays its hydraulic damping effect and is cushioned, and avoids wheel acutely to beat under the elastic force effect of damping spring 8 simultaneously.So go round and begin again, wheel module each prompting message in vehicle travels, all the immediate feedback of foundation current road situation is to hanging assembly, and suspension assembly accordingly information makes corresponding adjustment in real time, adapts to road surface situation of change with optimum regime.
Claims (4)
1. an automobile independent suspension system, be built in the inside of the wheel hub (19) of vehicle, it is characterized in that: automobile independent suspension system comprises suspension assembly, hang assembly and comprise hanger bearing seat (1), suspension guiding bar (2), hanging/fixing rack (3), cylinder spring guide pin bushing (5), shock-absorbing cylinder (7), damping spring (8), nut (11) paid by cylinder spring permanent seat (10) and the first lock, hanger bearing seat (1) has two and L-shaped, and it is symmetrical centered by wheel center axle (6), a hanger bearing seat (1) on described close ground is provided with a spring permanent seat (10), described suspension guiding bar (2) is from top to bottom successively through the horizontal edge of the hanger bearing seat (1) on top, cylinder spring guide pin bushing (5, ) horizontal edge of hanger bearing seat (1) of cylinder spring permanent seat (10) and bottom, the upper and lower side that suspension guiding bar is 2 points is separately fixed on two hanger bearing seats, described suspension guiding bar (2) is also arranged with damping spring (8), upper end and the cylinder spring guide pin bushing (5) of damping spring (8) offset, lower end and cylinder spring permanent seat (10) offset, the right-hand member of described cylinder spring guide pin bushing (5) is fixedly connected with by bolt (4) with hanging/fixing rack (3), the piston portion of described shock-absorbing cylinder (7) is connected with cylinder spring guide pin bushing (5), the cylinder body of shock-absorbing cylinder (7) is connected with cylinder spring permanent seat (10).
2. a kind of automobile independent suspension system according to claim 1, is characterized in that: described hanging/fixing rack (3) is connected by the main longitudinal grider of bolt (4) and vehicle chassis or crossbeam.
3. a kind of automobile independent suspension system according to claim 1 and 2, it is characterized in that: described automobile independent suspension system comprises brake assembly, brake assembly comprises ventilated type brake disc (12), wheel hub bolt of rear end plate (13), hydraulic braking clamp (18) and lock and pays bolt (17), ventilated type brake disc (12) and wheel hub (19) are fixed by wheel hub bolt of rear end plate (13), and hydraulic braking clamp (18) are through hanger bearing seat (1) and pay bolt (17) by lock and fix with hanger bearing seat (1); Be locked with the hydraulic braking clamp (18) of the axisymmetric opposite side of wheel center and hanger bearing seat (1) according to same method again.
4. a kind of automobile independent suspension system according to claim 3, it is characterized in that: described brake assembly also comprises the second lock and pays nut (14), axial needle bearing (15) and radial needle bearing (16), axial needle bearing (15) is arranged on between hanger bearing seat (1) and ventilated type brake disc (12), and pay nut (14) locking by the second lock, radial needle bearing (16) interference press fit arrangement is to the position of the centre hole of hanger bearing seat (1), the external diameter of radial needle bearing (16) internal diameter and wheel center axle (6) is interference fit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410658557.4A CN104385868B (en) | 2014-11-19 | 2014-11-19 | Automobile independent suspension system |
Applications Claiming Priority (1)
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CN201410658557.4A CN104385868B (en) | 2014-11-19 | 2014-11-19 | Automobile independent suspension system |
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CN104385868A true CN104385868A (en) | 2015-03-04 |
CN104385868B CN104385868B (en) | 2016-03-09 |
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CN201410658557.4A Expired - Fee Related CN104385868B (en) | 2014-11-19 | 2014-11-19 | Automobile independent suspension system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114148136A (en) * | 2020-03-13 | 2022-03-08 | 北京百度网讯科技有限公司 | Vehicle running stability control method, device, equipment and storage medium |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3543085A1 (en) * | 1985-04-01 | 1986-10-09 | Tang Jingwangfen Ganjiakou Beijing Jinsheng | FRAME-LIKE, FLEXIBLE AXLE SUSPENSION SYSTEM |
WO2001015919A1 (en) * | 1999-09-01 | 2001-03-08 | Dallas Smith Corporation | Staggered independent suspension |
CN203293835U (en) * | 2013-05-29 | 2013-11-20 | 安徽安凯汽车股份有限公司 | Fixing structure of double-deck bus independent suspension lower thrust seat |
CN103921637A (en) * | 2014-04-29 | 2014-07-16 | 重庆大学 | Inner vibration absorbing device of high-speed electric wheel and electric wheel |
CN204249778U (en) * | 2014-11-19 | 2015-04-08 | 冯胜 | Automobile independent suspension system |
-
2014
- 2014-11-19 CN CN201410658557.4A patent/CN104385868B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3543085A1 (en) * | 1985-04-01 | 1986-10-09 | Tang Jingwangfen Ganjiakou Beijing Jinsheng | FRAME-LIKE, FLEXIBLE AXLE SUSPENSION SYSTEM |
WO2001015919A1 (en) * | 1999-09-01 | 2001-03-08 | Dallas Smith Corporation | Staggered independent suspension |
CN203293835U (en) * | 2013-05-29 | 2013-11-20 | 安徽安凯汽车股份有限公司 | Fixing structure of double-deck bus independent suspension lower thrust seat |
CN103921637A (en) * | 2014-04-29 | 2014-07-16 | 重庆大学 | Inner vibration absorbing device of high-speed electric wheel and electric wheel |
CN204249778U (en) * | 2014-11-19 | 2015-04-08 | 冯胜 | Automobile independent suspension system |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114148136A (en) * | 2020-03-13 | 2022-03-08 | 北京百度网讯科技有限公司 | Vehicle running stability control method, device, equipment and storage medium |
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Granted publication date: 20160309 Termination date: 20201119 |