CN103979057B - A kind of suspension system of juvenile automobile - Google Patents
A kind of suspension system of juvenile automobile Download PDFInfo
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- CN103979057B CN103979057B CN201410145585.6A CN201410145585A CN103979057B CN 103979057 B CN103979057 B CN 103979057B CN 201410145585 A CN201410145585 A CN 201410145585A CN 103979057 B CN103979057 B CN 103979057B
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- 239000000725 suspension Substances 0.000 title claims abstract description 76
- 230000000366 juvenile effect Effects 0.000 title claims abstract description 29
- 238000009434 installation Methods 0.000 claims description 37
- 239000006096 absorbing agent Substances 0.000 claims description 24
- 230000035939 shock Effects 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000013016 damping Methods 0.000 abstract description 13
- 238000010276 construction Methods 0.000 abstract description 6
- 206010044565 Tremor Diseases 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The invention provides the suspension system of a kind of juvenile automobile, belong to juvenile automobile technical field.The suspension system arrangement it solving existing toy car is complicated, the problem that cost is high.The suspension system of this juvenile automobile, including the front suspension system being connected on chassis and rear-suspension system, front suspension system is arranged on the one end on chassis and is connected with steering, and rear-suspension system is arranged on the other end on chassis and is connected with drive system.It is good that the present invention has simple in construction, damping property, wheel fortune merit track advantage clearly.
Description
Technical field
The invention belongs to juvenile automobile technical field, relate to a kind of suspension system, the particularly suspension system of a kind of juvenile automobile.
Background technology
Chinese patent CN201115787Y discloses the automobile suspension arrangement that a kind of toy car uses, it is by differential mechanism, chassis plate, suspension steel plate, gripper shoe, vibroshock support bar, support bar, underarm, upper arm, vibroshock forms, chassis plate fixedly mounts suspension steel plate, suspension steel plate fixedly mounts gripper shoe, differential mechanism is installed between suspension steel plate and gripper shoe, vibroshock support bar is fixedly mounted on gripper shoe, upper arm is arranged on suspension steel plate by axle, underarm is arranged on suspension steel plate by axle, wheel hub is arranged on underarm and upper arm, vibroshock is arranged between vibroshock support bar and underarm.
Chinese patent CN103072470A discloses a kind of electric vehicle powertrain suspension system, powertrain suspension system includes the first support and the second support, power train is pivotally coupled to vehicle frame by each in the first support and the second support, wherein the first support and the second Framework construction become support bracket so that power train is dangled from the first support and the second support.Drivetrain system also includes the 3rd support that power train is connected to vehicle frame, wherein the 3rd Framework construction be arranged to non-bearing support.Powertrain suspension system can include the 4th support that power train is connected to vehicle frame, and first, second, third and fourth support may be disposed to substantially tetrahedron shape.
The transmission damping effect that the suspension system of above-mentioned electric vehicle reduces vibrations by supporting structure is bad；The suspension system arrangement of toy car is complicated, and cost is high；Two patent suspension systems connect shimmy amplitude big, can circumferentially rotate.
Summary of the invention
It is an object of the invention to there are the problems referred to above for existing technology, it is proposed that a kind of simple in construction, damping property are good, the suspension system of wheel fortune merit track juvenile automobile clearly.
The purpose of the present invention can be realized by following technical proposal: the suspension system of a kind of juvenile automobile, including the front suspension system being connected on chassis and rear-suspension system, described front suspension system is arranged on the one end on chassis and is connected with steering, described rear-suspension system is arranged on the other end on chassis and is connected with drive system, it is characterised in that:
Described front suspension system includes fore-stock, front lower swing arm, front top link, front damper assembly and tumbler, described front lower swing arm, front top link, front damper assembly and tumbler are centrosymmetric and are distributed in fore-stock both sides, described fore-stock is connected on chassis, one end of described front lower swing arm and front top link is respectively hinged at fore-stock two ends, the other end of described front top link and front lower swing arm is connected respectively to the two ends of tumbler by joint ball bearing, described tumbler can around the joint ball bearing rotary of front lower swing arm, fore-stock is also fixed with front vertical plate, one end of described front damper assembly is hinged on front vertical plate, the other end is hinged to front lower swing arm；
Described rear-suspension system includes after-poppet, rear lower swing arm, rear top link, rear shock absorber assembly and connector, described rear lower swing arm, rear top link, rear shock absorber assembly and connector are centrosymmetric and are distributed in after-poppet both sides, described after-poppet is connected on chassis, one end of described rear lower swing arm and rear top link is respectively hinged at the two ends of after-poppet, the other end of described rear top link is connected to one end of connector, the other end of described rear lower swing arm is hinged to the other end of connector, after-poppet is also fixed with back vertical plate, one end of described rear shock absorber assembly is hinged on back vertical plate, the other end is hinged to rear lower swing arm.
The present invention is in an initial condition, chassis level is placed, front suspension system is arranged on the front end on chassis, rear-suspension system is arranged on the tail end on chassis, on all hinged fore-stock of the front lower swing arm of front suspension system and one end of front top link, the other end is connected on tumbler, front lower swing arm and front vertical plate is pushed against by front damper assembly, when vehicle front shakes, front suspension system can realize wheel vertical tremor in the straight direction by the joint ball bearing of front lower swing arm and front top link, and by front damper assembly damping, avoid wheel to swing, and realize turning to by the signal of tumbler transmission steering；On all hinged after-poppet of the rear lower swing arm of rear-suspension system and one end of rear top link, the other end is connected on connector, rear lower swing arm and back vertical plate is pushed against by rear shock absorber assembly, when automobile back wheel shakes, rear-suspension system is rotated around the pin joint of after-poppet by rear lower swing arm and rear top link, it is possible to achieve wheel is vertical tremor in the straight direction, and by rear shock absorber assembly damping, avoiding wheel to swing, connector is connected to drive system, it is achieved vehicle wheel rotation.
In the suspension system of above-mentioned a kind of juvenile automobile, described fore-stock is rectangular and has two, described fore-stock is oppositely arranged and is connected on chassis, described fore-stock is fixed with front connecting plate, described front connecting plate is parallel with chassis, described front connecting plate is fixed with the front vertical plate being perpendicular to front connecting plate, the corner of described fore-stock is all fixed with pull bar, described pull bar includes front upper connecting rod and front lower link, one end of described front top link is set on front upper connecting rod, the other end is connected to tumbler by joint ball bearing, one end of described front lower swing arm is set on front lower link, the other end is connected to tumbler by joint ball bearing, described front damper assembly one end is hinged on front vertical plate, the other end is hinged on front lower swing arm.
In the suspension system of above-mentioned a kind of juvenile automobile, described front top link is upper body before including, it is separately positioned on the front upper installation portion at front upper body two ends and front upper connecting portion, upper body offers before described the material reducing mouth of upper body before running through, described front damper assembly is connected on front lower swing arm through material reducing mouth, upper installing hole before being provided with on upper installation portion before described, before described, upper installing hole is set on front upper connecting rod, be connected on upper connecting portion before described joint ball outer race, be connected on described tumbler joint ball inner ring, described joint ball inner ring can rotate in joint ball outer race.
In the suspension system of above-mentioned a kind of juvenile automobile, described front lower swing arm includes front lower body, it is separately positioned on the front lower installation portion at front lower body two ends and front lower connecting portion, described front lower body offers the front lower installing port running through front lower body, one end of described front damper assembly is hinged in front lower installing port, described front lower installation portion is provided with front lower installing hole, described front lower installing hole is set on front lower link, described front lower connecting portion offers joint ball dead eye, described tumbler is fixed with front lower joint ball, described joint ball dead eye can rotate around front lower joint ball.
In the suspension system of above-mentioned a kind of juvenile automobile, described tumbler includes front rotary shaft portion, protrude at the two ends in front rotary shaft portion and form concave part, described front rotary shaft portion offers forward axis hole, in described forward axis hole, rotating shaft is installed, described rotating shaft is provided with wheel, front lower joint ball is installed in described concave part, described front lower joint ball includes connecting axle and protruding the connection glomerate joint portion of axle shape, the two ends of described connection axle are affixed to concave part, described front lower connecting portion is connected on joint portion, the side of described concave part protrudes above formation cradle portion, described joint ball is connected in cradle portion, described tumbler is additionally provided with turning part, described turning part is perpendicular to cradle portion, described turning part can drive cradle portion to rotate around connecting axle.
In the suspension system of above-mentioned a kind of juvenile automobile, described after-poppet is rectangular and has two, described after-poppet is oppositely arranged and is connected on chassis, described after-poppet is fixed with rear connecting plate, described rear connecting plate is parallel with chassis, described rear connecting plate is fixed with the back vertical plate being perpendicular to rear connecting plate, the corner of described after-poppet is all fixed with pull bar, described pull bar includes rear upper connecting rod and rear lower link, one end of described rear top link is set on rear upper connecting rod, the other end is connected to connector by joint ball bearing, one end of described rear lower swing arm is set on rear lower link, the other end is hinged to connector, described rear shock absorber assembly one end is hinged on back vertical plate, the other end is hinged on rear lower swing arm, described connector is provided with rotating shaft, one end of described rotating shaft is connected to wheel, the other end is connected to power transmission shaft.
In the suspension system of above-mentioned a kind of juvenile automobile, described rear top link is upper body after including, the rear upper installation portion at body two ends and rear upper connecting portion is gone up after being separately positioned on, after described, upper body is triangular in shape, after described, upper installation position is in one side of rear upper body and upper installing hole after being provided with, after described, upper installing hole is set on rear upper connecting rod, after described, upper connecting portion is on the wedge angle that rear upper installation portion is relative, be connected on upper connecting portion after described joint ball bearing, one end of described connector is provided with straight pin and runs through the installing hole of joint ball bearing, described joint ball bearing can rotate around joint ball and can rotate along straight pin.
In the suspension system of above-mentioned a kind of juvenile automobile, described rear lower swing arm lower body after including, be separately positioned on after the rear lower installation portion at lower body two ends and descend connecting portion afterwards, the side of described rear lower body protrudes the rear lower installing port of lower body after being provided through, one end of described rear shock absorber assembly is descended in installing port after being hinged on, lower installing hole after being provided with on lower installation portion after described, after described, lower installing hole is set on rear lower link, offers hinged mouth the one end by hinge to connector after described on lower connecting portion.
In the suspension system of above-mentioned a kind of juvenile automobile, described connector includes rear shaft, is separately positioned on articulated section, two ends and the U groove portion of rear shaft, described rear shaft offers shaft hole, in described shaft hole, rotating shaft is installed, described rotating shaft is provided with wheel, described straight pin is arranged in U groove portion, described articulated section offers hinge hole, after described, lower connecting portion offers groove, described articulated section snaps in groove, described bearing pin runs through hinged mouth and hinge hole make after lower connecting portion and articulated section link together.
In the suspension system of above-mentioned a kind of juvenile automobile, described front damper assembly/rear shock absorber assembly includes amortisseur, the end cap being arranged on amortisseur two ends and the spring being set on amortisseur, the two ends of described spring are resisted against on end cap, being provided with joint ball on described end cap, described front damper assembly/rear shock absorber assembly is hinged with front vertical plate and front lower swing arm or back vertical plate and rear lower swing arm respectively by joint ball.
Compared with prior art, the method have the advantages that
1, one end of front top link is set on front upper connecting rod, the other end is connected to tumbler by joint ball bearing, one end of front lower swing arm is set on front lower link, the other end is connected to tumbler by joint ball bearing, front top link and front lower swing arm immobilize to the distance of tumbler, tumbler can rotate around pull bar, it is possible to achieve wheel vertical tremor, does not vacillate now to the left, now to the right.
2, front upper body offers material reducing mouth, and front damper assembly abuts on front lower swing arm through material reducing mouth, and uniform force, damping performance is good.
3, front lower joint ball includes connecting axle and joint portion, it is possible to make tumbler rotate around connecting axle, stable direction.
4, one end of rear top link is set on rear upper connecting rod, and the other end is connected to connector by joint ball bearing, and one end of rear lower swing arm is set on rear lower link, the other end is hinged to connector, wheel is connected to connector, it is possible to achieve wheel vertical tremor, does not vacillate now to the left, now to the right.
5, front damper assembly/rear shock absorber assembly is hinged with front vertical plate and front lower swing arm or back vertical plate and rear lower swing arm respectively by joint ball, and Impact direction is stable, good damping effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of front suspension system side in the present invention.
Fig. 3 is the structural representation of rear-suspension system side in the present invention.
Fig. 4 is the structural representation of front top link in the present invention.
Fig. 5 is the structural representation of front lower swing arm in the present invention.
Fig. 6 is the structural representation of rear top link in the present invention.
Fig. 7 is the structural representation of rear lower swing arm in the present invention.
Fig. 8 is the structural representation of connector in the present invention.
Fig. 9 is the structural representation of tumbler in the present invention.
In figure, 10, front suspension system；11, fore-stock；12, front top link；121, front upper body；122, front upper installation portion；123, front upper connecting portion；124, material reducing mouth；125, front upper installing hole；126, front grooving；13, front lower swing arm；131, front lower body；132, front lower installation portion；133, front lower connecting portion；134, joint ball dead eye；135, front lower installing port；136, front lower installing hole；14, tumbler；141, front rotary shaft portion；142, concave part；143, cradle portion；144, turning part；145, forward axis hole；146, joint portion；147, axle is connected；15, front damper assembly/rear shock absorber assembly；151, amortisseur；152, end cap；153, spring；16, front vertical plate；161, leg；17, front connecting plate；18, pull bar；181, front upper connecting rod；182, front lower link；191, joint ball outer race；192, joint ball inner ring；20, rear-suspension system；21, after-poppet；22, rear top link；221, body is gone up afterwards；222, installation portion is gone up afterwards；223, connecting portion is gone up afterwards；224, installing hole is gone up afterwards；225, rear grooving；23, rear lower swing arm；231, body is descended afterwards；232, installation portion is descended afterwards；233, connecting portion is descended afterwards；234, installing port is descended afterwards；235, hinged mouth；236, installing hole is descended afterwards；237, groove；24, connector；241, rear shaft；242, U groove portion；243, articulated section；244, shaft hole；245, hinge hole；246, U-lag；25, joint ball bearing；26, back vertical plate；27, rear connecting plate；281, rear upper connecting rod；282, rear lower link；30, drive system；40, steering；50, chassis；60, rotating shaft；61, front tripod；62, Vee formation frame.
Detailed description of the invention
The following is specific embodiments of the invention and in conjunction with accompanying drawing, technical scheme is further described, but the present invention is not limited to these embodiments.
As shown in Figure 1, the present invention relates to the suspension system of a kind of juvenile automobile, including the front suspension system 10 being connected on chassis 50 and rear-suspension system 20, front suspension system 10 is arranged on the one end on chassis 50 and is connected with steering 40, and rear-suspension system 20 is arranged on the other end on chassis 50 and is connected with drive system 30.
As depicted in figs. 1 and 2, front suspension system 10 includes fore-stock 11, front lower swing arm 13, front top link 12, front damper assembly 15 and tumbler 14, and front lower swing arm 13, front top link 12, front damper assembly 15 and tumbler 14 are centrosymmetric and are distributed in fore-stock 11 both sides.
Fore-stock 11 is rectangular and has two, fore-stock 11 is oppositely arranged and bottom is connected on chassis 50, the top of fore-stock 11 is fixed with front connecting plate 17, front connecting plate 17 is parallel with chassis 50, front connecting plate 17 is provided perpendicular to the front vertical plate 16 of front connecting plate 17, front vertical plate 16 is connected on front tripod 61, front tripod 61 is fastened by bolts on front connecting plate 17, the corner of fore-stock 11 is all fixed with pull bar 18, pull bar 18 includes front upper connecting rod 181 and front lower link 182, front vertical plate 16 is provided with two legs 161, and leg 161 set is set on front upper connecting rod 181.Fore-stock 11, chassis 50 and front connecting plate 17 constitute the skeleton of a cubic shaped, monolithic stability；Front vertical plate 16 is connected in front tripod 61, and front tripod 61 is affixed on front connecting plate 17, have adjusted the position that front vertical plate 16 is positioned on fore-stock 11 easily；Front vertical plate 16 arranges leg 161 and is set on front upper connecting rod 181, and three features of determining plane are integrally formed, it is ensured that front vertical plate 16 is vertical with front upper connecting rod 181, and position is determined.
As shown in Figure 2 and Figure 4, front top link 12 is upper body 121 before including, it is separately positioned on the front upper installation portion 122 at front upper body 121 two ends and front upper connecting portion 123, front upper body 121 offers the material reducing mouth 124 of upper body 121 before running through, front damper assembly 15 is connected on front lower swing arm 13 through material reducing mouth 124, upper installing hole 125 before being provided with on front upper installation portion 122, front upper installing hole 125 is set on front upper connecting rod 181, front upper installation portion 122 offers front grooving 126, leg 161 on front vertical plate 16 be set in the position of front upper connecting rod 181 be positioned at front grooving 126 and leg 161 be slidably installed in before the front grooving 126 of upper installation portion 122, be connected on front upper connecting portion 123 joint ball outer race 191, be connected on tumbler 14 joint ball inner ring 192, joint ball inner ring 192 can rotate in joint ball outer race 191.Tumbler 14 is connected by joint ball bearing 25 with the contact jaw of front top link 12, and rotation amplitude is big, and the distance of guaranteed point-to-point transmission is constant；Front damper assembly 15 is connected on front lower swing arm 13 through material reducing mouth 124, it is possible to making the vibration that front lower swing arm 13 produces transmit damping along front damper assembly 15, front damper assembly 15 is centrally located position, good damping effect, uniform force.
As shown in Figure 2 and Figure 5, front lower swing arm 13 includes front lower body 131, it is separately positioned on front lower installation portion 132 and the front lower connecting portion 133 at front lower body 131 two ends, the median plane of front lower body 131 offers the front lower installing port 135 running through front lower body 131, one end of front damper assembly 15 is hinged in front lower installing port 135, front lower installation portion 132 is provided with front lower installing hole 136, front lower installing hole 136 is set on front lower link 182, front lower connecting portion 133 offers joint ball dead eye 134, tumbler 14 is fixed with front lower joint ball, front lower joint ball includes connecting axle 147 and protruding the connection glomerate joint portion 146 of axle 147 shape, joint ball dead eye 134 can rotate around the joint portion 146 of front lower joint ball.Front lower swing arm 13 is hinged on front lower link 182, and the other end is connected with front lower joint ball by arranging joint ball dead eye 134, it is ensured that the length of front lower swing arm 13 is constant, rotates flexibly；Front damper assembly 15 is connected in front lower installing port 135, installs simple, and stress performance is good.
As shown in Figure 2 and Figure 9, tumbler 14 includes front rotary shaft portion 141, protrude at the two ends in front rotary shaft portion 141 and form concave part 142, front rotary shaft portion 141 offers forward axis hole 145, rotating shaft 60 is installed in forward axis hole 145, the diameter of axle of rotating shaft 60 is perpendicular to the plane residing for axis of front upper connecting rod 181 and front lower link 182, rotating shaft 60 is provided with wheel, front lower joint ball is arranged in concave part 142, the two ends connecting axle 147 are affixed to concave part 142, front lower connecting portion 133 is connected on joint portion 146, the side of concave part 142 protrudes above formation cradle portion 143, joint ball inner ring 192 is connected in cradle portion 143, tumbler 14 is additionally provided with turning part 144, turning part 144 is perpendicular to cradle portion 143, and it is positioned at the same side with cradle portion 143, turning part 144 is connected to steering 40, tumbler 14 can be made under the drive of steering 40 to rotate around connecting axle 147, thus driving vehicle wheel rotation.Front lower connecting portion 133 is connected to joint portion 146 and is positioned at concave part 142, simple in construction, and space is little；Joint ball inner ring 192 is connected in cradle portion 143, is connected with front top link 12, it is possible to achieve the rotation of certain amplitude, makes tumbler 14 keep moving up and down.
As shown in figures 1 and 3, rear-suspension system 20 includes after-poppet 21, rear lower swing arm 23, rear top link 22, rear shock absorber assembly 15 and connector 24, and rear lower swing arm 23, rear top link 22, rear shock absorber assembly 15 and connector 24 are centrosymmetric and are distributed in after-poppet 21 both sides.
After-poppet 21 is rectangular and has two, after-poppet 21 is oppositely arranged and bottom is connected on chassis 50, the top of after-poppet 21 is fixed with rear connecting plate 27, rear connecting plate 27 is parallel with chassis 50, rear connecting plate 27 is provided perpendicular to the back vertical plate 26 of rear connecting plate 27, back vertical plate 26 is connected on Vee formation frame 62, Vee formation frame 62 is affixed on rear connecting plate 27, the corner of after-poppet 21 is all fixed with pull bar 18, pull bar also includes rear upper connecting rod 281 and rear lower link 282, back vertical plate 26 is provided with two legs 161, leg 161 offers leg holes, leg holes is set on rear upper connecting rod 281.After-poppet 21, chassis 50 and rear connecting plate 27 constitute the skeleton of a cubic shaped, monolithic stability；Back vertical plate 26 is connected in Vee formation frame 62, and Vee formation frame 62 is affixed on rear connecting plate 27, have adjusted the position that back vertical plate 26 is positioned on after-poppet 21 easily；Back vertical plate 26 arranges leg 161 and is set on pull bar 18, three features of determining plane is integrally formed, it is ensured that back vertical plate 26 is vertical with pull bar 18, and position is determined.
As shown in Figure 3 and Figure 6, rear top link 22 is upper body 221 after including, the rear upper installation portion 222 at body 221 two ends and rear upper connecting portion 223 is gone up after being separately positioned on, rear upper body 221 is triangular in shape or trapezoidal, one side of rear upper installation portion 222 upper body 221 after being positioned at and upper installing hole 224 after being provided with, rear upper installing hole 224 is set on rear upper connecting rod 281, rear upper installation portion 222 offers rear grooving 225, leg 161 on back vertical plate 26 is set on rear upper connecting rod 281, it is positioned at the outer and rear upper installation portion 222 of rear grooving 225 and can abut on leg 161, afterwards on upper connecting portion 223 wedge angle that after being positioned at, upper installation portion 222 is relative, be connected on rear upper connecting portion 223 joint ball bearing 25, one end of connector 24 is provided with straight pin and runs through the installing hole of joint ball bearing 25, joint ball bearing 25 can rotate around joint ball and can rotate along straight pin.Rear upper body 221 is arranged to triangle or trapezoidal, and rear upper installation portion 222 can abut on leg 161, it is possible to provides installing space to rear shock absorber assembly 15, makes compact conformation；Be connected on rear upper connecting portion 223 joint ball bearing 25, it is possible to is that rear top link 22 pendulum angle is big.
As shown in Figure 3 and Figure 7, rear lower swing arm 23 lower body 231 after including, be separately positioned on after the rear lower installation portion 232 at lower body 231 two ends and rear lower connecting portion 233, the side of rear lower body 231 protrudes the rear lower installing port 234 of lower body 231 after being provided through, one end of rear shock absorber assembly 15 is descended in installing port 234 after being hinged on, lower installing hole 236 after being provided with on rear lower installation portion 232, rear lower installing hole 236 is set on rear lower link 282, and rear lower connecting portion 233 offers hinged mouth 235 one end by hinge to connector 24.Rear lower swing arm 23 side protrudes lower installing port 234 after arranging, easy for installation, simple in construction；Rear lower connecting portion 233 is hinged on connector 24, and rear lower swing arm 23 rotates around bearing pin and pull bar 18, only rotates upwardly and downwardly, and movement locus is stable.
As shown in figures 3 and 8, connector 24 includes rear shaft 241, it is separately positioned on articulated section, two ends 243 and the U groove portion 242 of rear shaft 241, U groove portion 242 offers U-lag 246, straight pin runs through joint ball bearing 25 and is arranged in U-lag 246, rear shaft 241 offers the shaft hole 244 of through-connections 24, rotating shaft 60 is installed in shaft hole 244, the diameter of axle of rotating shaft 60 is perpendicular to the plane residing for axis of rear upper connecting rod 281 and rear lower link 282, rotating shaft 60 is perpendicular to rear shaft 241, one end installing wheel of connector 24 is protruded in rotating shaft 60, the other end is inwardly connected to drive system 30, articulated section 243 is offered hinge hole 245, rear lower connecting portion 233 offers groove 237, articulated section 243 snaps in groove 237, bearing pin is through the hinged mouth 235 of rear lower connecting portion 233 and the articulated section 243 in groove 237, after connector 24 is hinged on lower connecting portion 233.
As shown in Figures 2 and 3, front damper assembly 15 and rear shock absorber assembly 15 all include amortisseur 151, the end cap 152 being arranged on amortisseur 151 two ends and the spring 153 being set on amortisseur 151, the two ends of spring 153 are resisted against on end cap 152, being provided with joint ball on end cap 152, amortisseur 151 system is hinged with front vertical plate 16 and front lower swing arm 13 or back vertical plate 26 and rear lower swing arm 23 respectively by joint ball.
The present invention is in an initial condition, chassis 50 horizontal positioned, front suspension system 10 is arranged on the front end on chassis 50, rear-suspension system 20 is arranged on the tail end on chassis 50, when front-wheel shakes, the vibrations of front-wheel are delivered in rotating shaft 60, the overall vibrations of tumbler 14 of rotating shaft 60 are installed, owing to front top link 12 and front lower swing arm 13 are all connected by the form of joint ball bearing 25 with tumbler 14, it is monolithically fabricated quadrilateral structure, the position of front upper connecting rod 181 and front lower link 182 immobilizes, thus 14 meetings of tumbler move up and down along with the rotation of front top link 12 and front lower swing arm 13, will not swing, thus vertical tremor only understood by wheel, front damper assembly 15 is by spring 153 damping simultaneously, can quickly prevent the vibrations of wheel, make driving stability, when needs turn to, steering 40 pulls tumbler 14, tumbler 14 rotates around connecting axle 147；
When trailing wheel shakes, the vibrations of trailing wheel are delivered in rotating shaft 60, the overall vibrations of connector 24 of rotating shaft 60 are installed, rear top link 22 is connected on connector 24 by joint ball bearing 25, rear lower swing arm 23 is hinged to connector 24, it is monolithically fabricated quadrilateral structure, the position of rear upper connecting rod 281 and rear lower link 282 immobilizes, thus 14 meetings of tumbler move up and down along with the rotation of rear top link 22 and rear lower swing arm 23, will not swing, thus vertical tremor only understood by wheel, rear shock absorber assembly 15 is by spring 153 damping simultaneously, can quickly prevent the vibrations of wheel, make driving stability, simultaneously, the rotating shaft 60 of trailing wheel is connected to drive system 30, driving force is provided to trailing wheel, make vehicle forward.
Compared with prior art, the method have the advantages that
1, one end of front top link 12 is set on front upper connecting rod 181, the other end is connected to tumbler 14 by joint ball bearing 25, one end of front lower swing arm 13 is set on front lower link 182, the other end is connected to tumbler 14 by joint ball bearing 25, front top link 12 and front lower swing arm 13 immobilize to the distance of tumbler 14, and tumbler 14 can rotate around pull bar 18, is monolithically fabricated quadrilateral structure, wheel vertical tremor can be realized, do not vacillate now to the left, now to the right.
2, front upper body 121 offers material reducing mouth 124, and amortisseur 151 system abuts on front lower swing arm 13 through material reducing mouth 124, and uniform force, damping performance is good.
3, front lower joint ball includes connecting axle 147 and joint portion 146, it is possible to make tumbler 14 rotate around connecting axle 147, stable direction.
4, one end of rear top link 22 is set on rear upper connecting rod 281, the other end is connected to connector 24 by joint ball bearing 25, one end of rear lower swing arm 23 is set on rear lower link 282, the other end is hinged to connector 24, it is monolithically fabricated quadrilateral structure, wheel is connected to connector 24, it is possible to achieve wheel vertical tremor, does not vacillate now to the left, now to the right.
5, amortisseur 151 system is hinged with front vertical plate 16 and front lower swing arm 13 or back vertical plate 26 and rear lower swing arm 23 respectively by joint ball, and Impact direction is stable, good damping effect.
Specific embodiment described herein is only to present invention spirit explanation for example.Described specific embodiment can be made various amendment or supplements or adopt similar mode to substitute by those skilled in the art, but without departing from the spirit of the present invention or surmount the scope that appended claims is defined.
Claims (10)
1. the suspension system of a juvenile automobile, including the front suspension system being connected on chassis and rear-suspension system, described front suspension system is arranged on the one end on chassis and is connected with steering, and described rear-suspension system is arranged on the other end on chassis and is connected with drive system, it is characterised in that:
Described front suspension system includes fore-stock, front lower swing arm, front top link, front damper assembly and tumbler, described front lower swing arm, front top link, front damper assembly and tumbler are centrosymmetric and are distributed in fore-stock both sides, described fore-stock is connected on chassis, one end of described front lower swing arm and front top link is respectively hinged at fore-stock two ends, the other end of described front top link and front lower swing arm is connected respectively to the two ends of tumbler by joint ball bearing, described tumbler can around the joint ball bearing rotary of front lower swing arm, fore-stock is also fixed with front vertical plate, one end of described front damper assembly is hinged on front vertical plate, the other end is hinged to front lower swing arm；
Described rear-suspension system includes after-poppet, rear lower swing arm, rear top link, rear shock absorber assembly and connector, described rear lower swing arm, rear top link, rear shock absorber assembly and connector are centrosymmetric and are distributed in after-poppet both sides, described after-poppet is connected on chassis, one end of described rear lower swing arm and rear top link is respectively hinged at the two ends of after-poppet, the other end of described rear top link is connected to one end of connector, the other end of described rear lower swing arm is hinged to the other end of connector, after-poppet is also fixed with back vertical plate, one end of described rear shock absorber assembly is hinged on back vertical plate, the other end is hinged to rear lower swing arm.
2. the suspension system of a kind of juvenile automobile according to claim 1, it is characterized in that, described fore-stock is rectangular and has two, described fore-stock is oppositely arranged and is connected on chassis, described fore-stock is fixed with front connecting plate, described front connecting plate is parallel with chassis, described front connecting plate is fixed with the front vertical plate being perpendicular to front connecting plate, the corner of described fore-stock is all fixed with pull bar, described pull bar includes front upper connecting rod and front lower link, one end of described front top link is set on front upper connecting rod, the other end is connected to tumbler by joint ball bearing, one end of described front lower swing arm is set on front lower link, the other end is connected to tumbler by joint ball bearing, described front damper assembly one end is hinged on front vertical plate, the other end is hinged on front lower swing arm.
3. the suspension system of a kind of juvenile automobile according to claim 2, it is characterized in that, described front top link is upper body before including, it is separately positioned on the front upper installation portion at front upper body two ends and front upper connecting portion, upper body offers before described the material reducing mouth of upper body before running through, described front damper assembly is connected on front lower swing arm through material reducing mouth, upper installing hole before being provided with on upper installation portion before described, before described, upper installing hole is set on front upper connecting rod, be connected on upper connecting portion before described joint ball outer race, be connected on described tumbler joint ball inner ring, described joint ball inner ring can rotate in joint ball outer race.
4. the suspension system of a kind of juvenile automobile according to Claims 2 or 3, it is characterized in that, described front lower swing arm includes front lower body, it is separately positioned on the front lower installation portion at front lower body two ends and front lower connecting portion, described front lower body offers the front lower installing port running through front lower body, one end of described front damper assembly is hinged in front lower installing port, described front lower installation portion is provided with front lower installing hole, described front lower installing hole is set on front lower link, described front lower connecting portion offers joint ball dead eye, described tumbler is fixed with front lower joint ball, described joint ball dead eye can rotate around front lower joint ball.
5. the suspension system of a kind of juvenile automobile according to claim 4, it is characterized in that, described tumbler includes front rotary shaft portion, protrude at the two ends in front rotary shaft portion and form concave part, described front rotary shaft portion offers forward axis hole, in described forward axis hole, rotating shaft is installed, described rotating shaft is provided with wheel, front lower joint ball is installed in described concave part, described front lower joint ball includes connecting axle and protruding the connection glomerate joint portion of axle shape, the two ends of described connection axle are affixed to concave part, described front lower connecting portion is connected on joint portion, the side of described concave part protrudes above formation cradle portion, described joint ball is connected in cradle portion, described tumbler is additionally provided with turning part, described turning part is perpendicular to cradle portion, described turning part can drive cradle portion to rotate around connecting axle.
6. the suspension system of a kind of juvenile automobile according to claim 1, it is characterized in that, described after-poppet is rectangular and has two, described after-poppet is oppositely arranged and is connected on chassis, described after-poppet is fixed with rear connecting plate, described rear connecting plate is parallel with chassis, described rear connecting plate is fixed with the back vertical plate being perpendicular to rear connecting plate, the corner of described after-poppet is all fixed with pull bar, described pull bar includes rear upper connecting rod and rear lower link, one end of described rear top link is set on rear upper connecting rod, the other end is connected to connector by joint ball bearing, one end of described rear lower swing arm is set on rear lower link, the other end is hinged to connector, described rear shock absorber assembly one end is hinged on back vertical plate, the other end is hinged on rear lower swing arm, described connector is provided with rotating shaft, one end of described rotating shaft is connected to wheel, the other end is connected to power transmission shaft.
7. the suspension system of a kind of juvenile automobile according to claim 6, it is characterized in that, described rear top link is upper body after including, the rear upper installation portion at body two ends and rear upper connecting portion is gone up after being separately positioned on, after described, upper body is triangular in shape, after described, upper installation position is in one side of rear upper body and upper installing hole after being provided with, after described, upper installing hole is set on rear upper connecting rod, after described, upper connecting portion is on the wedge angle that rear upper installation portion is relative, be connected on upper connecting portion after described joint ball bearing, one end of described connector is provided with straight pin and runs through the installing hole of joint ball bearing, described joint ball bearing can rotate around joint ball and can rotate along straight pin.
8. the suspension system of a kind of juvenile automobile according to claim 7, it is characterized in that, described rear lower swing arm is lower body after including, the rear lower installation portion at body two ends and rear lower connecting portion is descended after being separately positioned on, the side of described rear lower body protrudes the rear lower installing port of lower body after being provided through, one end of described rear shock absorber assembly is descended in installing port after being hinged on, lower installing hole after being provided with on lower installation portion after described, after described, lower installing hole is set on rear lower link, after described, lower connecting portion offers hinged mouth the one end by hinge to connector.
9. the suspension system of a kind of juvenile automobile according to claim 8, it is characterized in that, described connector includes rear shaft, is separately positioned on articulated section, two ends and the U groove portion of rear shaft, described rear shaft offers shaft hole, in described shaft hole, rotating shaft is installed, described rotating shaft is provided with wheel, described straight pin is arranged in U groove portion, described articulated section offers hinge hole, after described, lower connecting portion offers groove, described articulated section snaps in groove, described bearing pin runs through hinged mouth and hinge hole make after lower connecting portion and articulated section link together.
10. the suspension system of a kind of juvenile automobile according to claim 1 or 2 or 6, it is characterized in that, described front damper assembly/rear shock absorber assembly all includes amortisseur, the end cap being arranged on amortisseur two ends and the spring being set on amortisseur, the two ends of described spring are resisted against on end cap, being provided with joint ball on described end cap, described front damper assembly/rear shock absorber assembly is hinged with front vertical plate and front lower swing arm or back vertical plate and rear lower swing arm respectively by joint ball.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410145585.6A CN103979057B (en) | 2014-04-11 | 2014-04-11 | A kind of suspension system of juvenile automobile |
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| CN201410145585.6A CN103979057B (en) | 2014-04-11 | 2014-04-11 | A kind of suspension system of juvenile automobile |
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| CN103979057A CN103979057A (en) | 2014-08-13 |
| CN103979057B true CN103979057B (en) | 2016-06-29 |
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| CN201410145585.6A Active CN103979057B (en) | 2014-04-11 | 2014-04-11 | A kind of suspension system of juvenile automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105021225B (en) | 2015-07-08 | 2017-07-14 | 江苏大学 | A kind of greenhouse intelligent movable detecting platform |
| CN106218796B (en) * | 2016-08-24 | 2018-11-20 | 浙江栋马童车股份有限公司 | A kind of suspension vehicle frame for children's electric motor vehicle |
| CN108852660B (en) * | 2018-07-17 | 2020-04-24 | 冯英 | Front wheel suspension structure of electric wheelchair |
| CN114001982B (en) * | 2021-11-25 | 2024-03-26 | 西安天之博特科技有限公司 | Ackerman structure simulation car experiment platform |
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| CN201021088Y (en) * | 2007-04-04 | 2008-02-13 | 梁观源 | Independent front suspension of four-wheel vehicle |
| CN201511769U (en) * | 2009-10-20 | 2010-06-23 | 康迪投资集团有限公司 | Double swing-arm independent suspension structure |
| CN203921088U (en) * | 2014-04-11 | 2014-11-05 | 宁波莱姆格迪童车科技有限公司 | A kind of suspension system of juvenile motor vehicle |
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| JP4031917B2 (en) * | 2001-06-20 | 2008-01-09 | 本田技研工業株式会社 | Suspension structure |
| ES1065457Y (en) * | 2007-05-29 | 2007-11-16 | Nonesuch Engineering S L | AMORTIGUATION DEVICE FOR QUADS |
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| US4105222A (en) * | 1976-11-26 | 1978-08-08 | General Motors Corporation | Independent front suspension system |
| CN1781746A (en) * | 2004-12-03 | 2006-06-07 | 上海卡拿翰通用机械有限公司 | Shock-proof device |
| CN201021088Y (en) * | 2007-04-04 | 2008-02-13 | 梁观源 | Independent front suspension of four-wheel vehicle |
| CN201511769U (en) * | 2009-10-20 | 2010-06-23 | 康迪投资集团有限公司 | Double swing-arm independent suspension structure |
| CN203921088U (en) * | 2014-04-11 | 2014-11-05 | 宁波莱姆格迪童车科技有限公司 | A kind of suspension system of juvenile motor vehicle |
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| CN103979057A (en) | 2014-08-13 |
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