CN104149575A - Distortion swing suspension for four-wheeler - Google Patents
Distortion swing suspension for four-wheeler Download PDFInfo
- Publication number
- CN104149575A CN104149575A CN201410437489.9A CN201410437489A CN104149575A CN 104149575 A CN104149575 A CN 104149575A CN 201410437489 A CN201410437489 A CN 201410437489A CN 104149575 A CN104149575 A CN 104149575A
- Authority
- CN
- China
- Prior art keywords
- vehicle
- swing
- vehicle body
- torsional oscillation
- pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to suspensions of four-wheelers, in particular to a distortion swing suspension. A distortion swing mechanism is arranged in the suspension, four wheels of the four-wheeler carry out synchronous distortion swing along with the distortion change of a road in the running process, the smoothness, controllability, safety performance, adhesive force and other performance can be improved, and a frame does not bear torque. On the basis of the distortion swing suspension, the distortion swing suspension can be designed into a distortion swing suspension with a vehicle body capable of actively inclining and a distortion swing suspension with the vehicle body capable of freely inclining. According to the distortion swing suspension with the vehicle body capable of actively inclining, when a vehicle turns, the vehicle body can incline automatically, and the influence of the centrifugal effect on safety can be removed basically. According to the distortion swing suspension with the vehicle body capable of freely inclining, the four-wheeler can be equivalent to a tumbrel, balanced running is achieved, the vehicle can run under an unbalanced state and can run under a balanced state, a two-state vehicle is formed, the limit of a car and a motorcycle is broken, and the vehicle can be large and small and is the development direction of sedan cars in the future. The distortion swing suspension aims to improve various performance of the four-wheeler, greatly reduce the weight and size of the four-wheeler, reduce oil consumption and lower manufacturing cost.
Description
Technical field
What the present invention relates to is the suspension of vehicle, specifically, is the suspension of four-wheeled.
Background technology
At present, the green-house effect of atmosphere clearly, reduce the carbon emission problem that become international, and the tail gas of small passenger car is the important sources of carbon emission, on the other hand, energy starved problem is also put in face of people, so, in society, advocating economy car, namely reduce its weight and size, friction drag and air resistance while travelling to reduce it, reduce oil consumption, under prior art condition, if unilateral, reduce its weight and size, will reduce its safety and traveling comfort, so be impracticable.
At realm of nature, the quadruped that can run fast, regardless of different kinds of, there are four slender legs, and health width is also little, as: elephant, lion, horse, dog etc., for up-and-down road surface, general quadruped is to deacclimatize its variation with leg, and make vehicle body held stationary, the four-wheeled of prior art, especially small passenger car, because there is no " leg ", can only go " adaptation " with whole health, thereby vehicle body can produce violent vibration, specifically, the four-wheeled of prior art, its areal of support is a quadrangular plan, uneven road surface can be regarded the curved surface that a continuous distortion changes as, so, its vibration is the conflicting imbody of plane and curved surface, its essence is because discontinuity between each wheel changes and cause, described vibration can be decomposed into teeter, longitudinal oscillation and vertical swing, what wherein affect safety and ride comfort is mainly teeter.
Centrifugal effect when another major reason that affects safety and ride comfort is turning, the plane of symmetry of prior art four-wheeled and the angle of areal of support are fixed, mutually vertical, can not tilt, so, during turning, can produce centrifugal effect.
In addition, general quadruped is to belong to " balance is travelled ", the same with two-wheeled motorcycle, the balance of health is not to rely on areal of support, but rely on, change sense of motion, for motor bike, be rely on steering wheel turn to control car body balance, two-wheeled motorcycle only has former and later two fulcrums, so, can there is not teeter, on the other hand, vehicle body introversion during turning, there is no centrifugal effect, its unique shortcoming is may be because sideslip is overturned owing to turning, its reason has two, the one, only have two wheels, adhesive ability is little, the 2nd, there is no areal of support, can not arrange and take precautions against the inhibiting device of toppling over, if make the motoring condition of four-wheeled equivalence become cart, make it both there is the traveling comfort of cart, there is again the safety of four-wheeled, and can either travel on state of equilibrium, can travel on nonequilibrium condition again, become two state cars, above-mentioned shortcoming just can overcome, thus, " two state cars " is optimal walking-replacing tool, can be referring to another invention " tread of the inventor about two state cars, step on line two state power cars " patent No. 02159041.9.
Summary of the invention
The technical matters that first the present invention will solve is the problem that four-wheeled has " pin " nothing " leg ", make the suspension of four-wheeled there is the function of leg, specifically, make exactly suspension become torsional oscillation suspension, four wheels, along with the distortion on road surface changes and synchronous torsional oscillation occurs, are fundamentally subdued vibration, and the ride comfort of vehicle and safety are improved, in ride comfort and safety, constant in the situation that, can suitably reduce lateral dimension and the weight of vehicle.
Another technical matters that the present invention will solve is on the basis of torsional oscillation suspension, suspension design is become to the torsional oscillation suspension that vehicle body can active tilt, during turning, vehicle body can active tilt, reduce to occur the possibility of rollover, can increase substantially ride comfort and the safety of vehicle, the lateral dimension of vehicle and weight can significantly reduce.
The technical matters that the present invention also will solve is on the basis of torsional oscillation suspension, suspension design is become to the torsional oscillation suspension that vehicle body can free inclination, vehicle body can be to both sides free inclination, make four-wheeled equivalence become cart, realize balance and travel, make vehicle become two state cars, break the boundary of car and motor bike, its ride comfort and safety and weight and size are irrelevant, and vehicle is changeable.
Described torsional oscillation suspension comprises Yi Ge torsional oscillation mechanism, this mechanism is by being arranged on before vehicle frame, after, left, right four or three reverse transmission compositions, reverse transmission is bascule or pulley combination and rope thereof, the fulcrum of lever or pulley is connected on vehicle frame, from vertically, the area that reverse transmission surrounds is quadrangle, adjacent reverse biography device connects with rope or the mutually vertical tractive of Chain bar, its four sides display pattern is similar to the square wave in electronics, while a bit there is reciprocally swinging in certain in mechanism, can affect whole mechanism that synchronous swing occurs, when the rod end of tetragonal some corner points or rope upwards swing, can affect the rod end of two adjacent corner points or rope to lower swing, the rod end of another corner point of being separated by with it or rope can upwards swing, the swing occurring is called torsional oscillation, described vehicle body is identical with the implication of vehicle frame.The interactively of torsional oscillation mechanism and vehicle frame can be also elastic reaction relation, at least one spring is set exactly in torsional oscillation mechanism, spring is arranged on the fulcrum place of lever or pulley, or be serially connected in the link of reciprocally swinging, generally to be serially connected on rope, spring used can be prestressed spring, and prestressed spring is provided with prestress control apparatus, to spring is applied and gives pressure or give pulling force.While being provided with spring in torsional oscillation mechanism, the change of load-carrying can cause that the supporting power of two supporting-point in vehicle body left and right changes, so lateral support power recovery device need be set, in order to recover and adjusting lateral support power, this device is recover and regulate by regulating the degree of tension of torsional oscillation mechanism to realize, in other words conj.or perhaps by regulating the traction force between reverse transmission realize recovery and regulate, wheel is arranged on four corner points, the rod end of wheel by swing arm and corner point or rope vertical elastic is connected or non-resilient connection, swing arm fulcrum is connected on vehicle frame, when connecting for elasticity, need between two wheels of the same side, wheel pulling device be set, by rope ends by lever or pulley two wheels of tractive that make progress, take precautions against it away from vehicle body, the fulcrum of lever or pulley is connected on vehicle frame, wheel can also directly or indirectly be connected on rod end, lever now doubles as dependent swing arm, described indirect connection refers to by the montant of many bars guiding mechanism and connects in succession therebetween, described many bars guiding mechanism refers to the guiding mechanism beyond bar direction mechanism, for example: MacPherson type guiding mechanism, two transverse arms or two trailing arm guiding mechanisms etc., described swing arm comprises the vehicle bridge of traditional sense.
Under steam, when a certain wheel swings because of Uneven road, can affect other wheels that synchronous swing occurs by torsional oscillation mechanism, during swing, the areal of support of vehicle changes shape of a saddle warped surface into by quadrangular plan, in tetragonal, connect rhombus and be partly called basic areal of support, four summits claim basic supporting-point, basic areal of support play supporting role in the ordinary course of things, remaining four triangle is called strick precaution areal of support, taking precautions against areal of support does not play supporting role in the ordinary course of things, only when vehicle meets accident rolling, just play supporting role, taking precautions against it topples over.Between vehicle frame and torsional oscillation system, be provided with torsional oscillation inhibiting device, this device is by limiting any hunting range of oscillation system, to limit the amplitude of fluctuation of torsional oscillation system, between vehicle frame and torsional oscillation system, also be provided with torsional oscillation stop motion mechanism, be used for preventing the swing of torsional oscillation system, when this device is used for stopping, increase areal of support.
Described vehicle body can free inclination torsional oscillation suspension, on the basis of torsional oscillation suspension, set up left and right driving device, this device is left, the lever of two reverse transmission or the fulcrum of pulley of right both sides interconnect, mutual tractive under the lever of left and right driving device or the effect of pulley, now left, the fulcrum of right two reverse drive levers or pulley and vehicle frame be connected to mobile link, when left and right driving device generation reciprocally swinging, can affect a left side, right two reverse drive levers or pulley generation reciprocally swinging, and the wheel that affects both sides occurs to play with respect to this of vehicle body swing that falls, for vehicle body, can there is inclination to the left or to the right, when the reciprocally swinging of left and right driving device is unfettered, the basic supporting-point of vehicle body is front and back 2 points, vehicle body can be to both sides free inclination, for the wheel of both sides, affected by road surface can to occur to play with respect to this of vehicle body freely swinging that fall, now vehicle can travel on state of equilibrium, identical with cart, by steering wheel, turn to control car body balance, between vehicle frame and left and right driving device, inclination stop motion mechanism is set, prevention is prevented or removed to the reciprocally swinging of left and right driving device, on the contrary, exactly prevention is prevented or is removed in the inclination of vehicle body, when the free inclination of vehicle body is subject to preventing, the basic supporting-point of vehicle is front, after, left, right 4 points, vehicle is nonequilibrium condition, prevent while removing, the basic supporting-point of vehicle is front and back 2 points, thereby make vehicle become " two state cars ", vehicle can either travel on state of equilibrium, can travel on nonequilibrium condition again, two kinds of motoring condition conversions mutually at any time under steam, between vehicle frame and left and right driving device, also need to arrange inclination inhibiting device, by limiting the reciprocally swinging scope of left and right driving device, limit the max. roll degree of vehicle body, when strick precaution balance is travelled, meet accident and topple over.Described vehicle body is identical with the implication of vehicle frame
Described vehicle body can active tilt torsional oscillation suspension,, between vehicle frame and above-mentioned left and right driving device, active tilt device is set,, by vehicle frame, the reciprocally swinging of left and right driving device is applied to control action power, its reciprocally swinging is controlled, according to principle of reaction, make exactly the inclination of vehicle body (vehicle frame) itself become active tilt, the application force applying can be manpower, can be also other power.When practical application, active tilt device can adopt electrohydraulic servo system, described electrohydraulic servo system is partly comprised of car speed sensor, body inclination sensor, rotation direction sensor, servovalve, electronic computing units, hydraulic actuator and hydraulic pressure supply, the signal that each sensor detects is input to electronic computing units, by calculating unit, output a control signal to servovalve, after servo amplification, control servo-valve, control signal is converted to hydraulic power, the work of promotion hydraulic actuator, applies control action power to the reciprocally swinging of left and right driving device.
The torsional oscillation of torsional oscillation suspension is for freely swinging, different from the approximately beam jitter implication of conventional suspension and wheel thereof, the amplitude of fluctuation freely swinging is larger, vehicle frame is not produced to moment of torsion, vehicle frame can be made of thinner material, to alleviate deadweight, the impact load that torsional oscillation suspension can run into a certain wheel disperses to other wheel and spring thereof, about 1/3rd impact energy is cancelled, absorb and transform, described conversion refers to horizontal or longitudinal oscillation is converted into vertical swing, make the safety of vehicle, ride comfort, handling, the performances such as adhesive ability can increase substantially, the increase rate of the torsional oscillation suspension that wherein vehicle body can active tilt is more obvious, in the situation that properties is constant, can significantly reduce its weight and size, to reduce friction drag and the air resistance of vehicle, reduce oil consumption.The I of lateral dimension is designed to horizontal two seats, and its weight is corresponding minimizing 1/3rd also
The torsional oscillation suspension that wherein vehicle body can free inclination can be equivalent to cart four-wheeled, realizing balance travels, the safety of the traveling comfort of cart and four-wheeled is incorporated into one, it is optimal walking-replacing tool, having broken the boundary of car and motor bike, is also the developing direction of car, and balance is travelled and can be given full play to the gyro effect of wheel, speed is faster, and stationarity is better.The vehicle dimension that balance is travelled is unrestricted, changeable, the meaning that balance is travelled is also: along with first bicycle machine people's birth in the world, it is ripe that automatic balancing technology has been tending towards, vehicle balance can complete automatically, can get rid of the impact of human element on safety, so the walking-replacing tool that balance is travelled will replace the non-equilibrium light-duty walking-replacing tool travelling.
Suspension of the present invention is simple and practical, cost is low.
Accompanying drawing explanation
Embodiment below in conjunction with accompanying drawing and torsional oscillation suspension is described in further detail the present invention.
In figure, under the identical general simple case of parts, only mark one
Fig. 1 is the planar view of the first torsional oscillation suspension embodiment.
Fig. 2 is the multiview drawing of Fig. 1.
Fig. 3 is the four sides expansion drawing of Fig. 1.
Fig. 4 is the four sides expansion drawing of the second torsional oscillation suspension embodiment.
Fig. 5 is the four sides expansion drawing of the third torsional oscillation suspension embodiment.
Fig. 6 is the four sides expansion drawing of the 4th kind of torsional oscillation suspension embodiment.
Fig. 7 is the four sides expansion drawing of the 5th kind of torsional oscillation suspension embodiment.
Fig. 8 is the four sides expansion drawing of the 6th kind of torsional oscillation suspension embodiment
Fig. 9 is that biaxial swings swing arm.
Figure 10 contains the MacPherson type dependent guiding mechanism that biaxial swings swing arm.
Figure 11 contains two transverse arm dependent guiding mechanisms that biaxial swings swing arm.
Figure 12 is electro-hydraulic servo active tilt control system pie graph.
The specific embodiment
Fig. 1, Fig. 2, Fig. 3 is respectively the planar view of the first embodiment, multiview drawing and four sides expansion drawing, can find out: the surrounding of vehicle frame 5 is respectively by front lever 1, rear lever 2, lever left 3, 4 four reverse transmission of right lever surround quadrangle, the fulcrum 9 of each lever is connected on vehicle frame, between adjacent lever, by the mutually reverse tractive of Chain bar 6, connected, form torsional oscillation mechanism, its four sides display pattern is similar to the square wave in electronics, wheel 7 is arranged on the two ends of front lever 1 and rear lever 2, now, rear lever is double does dependent swing arm, when the rod end at angle point 13 places upwards swings, can affect the rod end at adjacent corner points 14 and 23 places to lower swing, and affect the rod end at angle point 24 places that are separated by with it upwards to swing, and drive four wheels that synchronous swing occurs, this kind of swing is called torsional oscillation, , during swing, the areal of support that four ground contact points surround changes shape of a saddle warped surface into by original quadrangular plan, in tetragonal, connect rhombus 8 and be called basic areal of support, all the other four triangles 11 are called strick precaution areal of support, four summits of rhombus are called basic supporting-point, two blocks 10 that are connected on vehicle frame 5 are inhibiting device, be used for limiting the amplitude of fluctuation of lever 2, thereby limit the amplitude of fluctuation of oscillation system.
Fig. 4 is the four sides expansion drawing of the torsional oscillation mechanism of the second embodiment, torsional oscillation mechanism is by rear lever 2, lever left 3, right lever 4 forms, adjacent lever is vertically connected by Chain bar 6, two positive stops 10 are connected on vehicle frame 5, each balance pivot 9 is connected on vehicle frame 5, wheel is connected to the two ends of lever left 3 and right lever 4, between vehicle frame and lever left 3, be provided with torsional oscillation stop motion mechanism, the fulcrum of two bent levers 48 is connected on vehicle frame, two bent levers and connecting rod 50 form double rocker mechanisms, when affecting connecting rod reciprocally swinging, can drive bent lever synchronously to rotate around its fulcrum, make the both sides of two end points conflict lever lefts 3 of lever, thereby prevention torsional oscillation.Spring 49 is retracing spring.
Fig. 5 is the four sides expansion drawing of the third embodiment, the torsional oscillation mechanism of suspension by vehicle frame 5 before, after, left, four right pulley combinations 1---4 and rope form, every group has two pulleys, its fulcrum is connected on vehicle frame 5, be called fixed pulley, the wheel of four corner points vertically connects by swing arm 23 rope by spring 21Yu torsional oscillation mechanism, the fulcrum of four swing arms 23 is connected on vehicle frame, two front-wheels and two trailing wheels respectively by wheel pulling device 16 by rope ends by pulley two wheels of tractive that make progress, pulley fulcrum is connected on vehicle frame, on the rope of reverse drive pulley combination 2, be provided with swing position limiter 10, this device forms by being connected on vehicle frame two positive stops and being arranged on two mobile blocks 18 between positive stop, mobile block 18 move about circumscription between two blocks, mobile block is connected on rope, thereby limit the full swing amplitude of torsional oscillation system, on the rope of reverse drive pulley combination, be also provided with torsional oscillation stop motion mechanism 19.Its pedestal is connected on vehicle frame, by clamping rope, prevents torsional oscillation.
Fig. 6 is the four sides expansion drawing of the 4th kind of embodiment, for vehicle body can free inclination torsional oscillation suspension, torsional oscillation mechanism is by front, left, right reverse drive pulley combination 1, 3, 4 and rear reverse drive lever 2 form, wherein pulley combination 3 and 4 respectively has two fixed pulleys and a movable sheave 28, on a left side, between right pulley combination 3 and 4, be provided with left and right driving device 17, by two fixed pulleys and rope thereof, formed, rope ends is connected with the fulcrum of two movable sheave respectively, and mutual tractive, when this rope generation reciprocally swinging, can affect two movable sheave generation synchronous reciprocatings to swing, thereby affect a left side, right both sides wheels occurs to play with respect to this of vehicle body swing that falls, according to action and reaction principle, can make vehicle body occur to tilt to the left or to the right.On the rope of left and right driving device, be provided with body inclination stop motion mechanism 25 and body inclination inhibiting device 27.When stop motion mechanism is during in release position, the basic supporting-point of vehicle body is front and back 2 points, vehicle body can be to both sides free inclination, and now vehicle can travel on state of equilibrium, identical with cart, by steering wheel, turn to control car body balance, when stop motion mechanism clamping rope, the basic supporting-point of vehicle body is front, rear, left and right 4 points, and now the state of vehicle is nonequilibrium condition, two kinds of motoring conditions can be changed under steam at any time, and vehicle is now called two state cars.Body inclination inhibiting device 26 is the maximum inclination angles that limit vehicle body, the mobile block 27 of inhibiting device is connected on rope, near the two ends of reverse drive lever 1, be provided with lateral support power recovery device 24, this device is nut-screw structure, by the length of adjusting screw(rod) both sides, regulate the degree of tension of rope, thereby recover and adjusting lateral support power.At left and right two, the rope of reverse transmission is provided with torsional oscillation stop motion mechanism 19 and torsional oscillation inhibiting device 10, and its effect is identical with the third embodiment.Mobile block 18 is connected on rope.
Two front-wheels are connected in swing arm 23 indirectly by the montant of MacPherson type guiding mechanism, swing arm fulcrum is connected with vehicle frame 5, two trailing wheels are connected to the two ends of rear lever 2 indirectly by the montant of two transverse arm guiding mechanisms, lever is now double does dependent swing arm, this dependent swing arm is called biaxial and swings swing arm, this swing arm is as shown in Figure 9: its face profile is equicrural triangle, equicrural triangle summit 30 is hinged on middle position, vehicle frame bottom, triangle base mid point is established slide post 37, slide post can slide up and down in glade plane space 35, namely swing arm can swing around the axis of pitch 31 by hinge-point, can also be simultaneously around self diad 32 swing.Comprise the two transverse arm guiding mechanisms of dependent of this swing arm as shown in figure 11: lower cross arm is that biaxial swings swing arm 2, and topside is identical with common double transverse arm guide frame, in the middle of swing arm, by spring 21, be vertically connected with vehicle frame,
Fig. 7 is the four sides expansion drawing of the 5th kind of embodiment, for vehicle body can free inclination torsional oscillation suspension, four reverse transmission of torsional oscillation mechanism are front wheel combination 1, back pulley combination 2, lever left 3 and right lever 4, between lever left 3 and right lever 4, be provided with left and right transmission levers 17, the two ends of lever 17 are connected respectively the fulcrum of lever left 3 and right lever 4 by rope, four wheels are connected on the rope of corner point by four swing arms 23 respectively, swing arm fulcrum is connected on vehicle frame 5, when there is reciprocally swinging in left and right transmission levers 17, can affect lever left 3 and right lever 4 and both sides wheel to occur to play with respect to this of vehicle body swing that falls, according to action and reaction principle, can make vehicle body occur to tilt to the left or to the right, on the rope of lever 17, be provided with body inclination stop motion mechanism 25, its pedestal is connected on vehicle frame 5, by clamping rope, prevent the swing of lever 17, two positive stops 26 are body inclination inhibiting device, by limiting the amplitude of fluctuation of left and right transmission levers 17, the maximum that limits vehicle body rolls amplitude.The 4th kind of embodiment shown in the action principle of present embodiment and above-mentioned Fig. 6 is basic identical, makes vehicle become two state cars
Fig. 8 is the four sides expansion drawing of the 6th kind of embodiment, for vehicle body can active tilt torsional oscillation suspension, torsional oscillation mechanism by front reverse drive lever 1 and after, left, right reverse drive pulley combination 2, 3, 4 form, wherein left, right reverse drive pulley combination respectively has two fixed pulleys and a movable sheave 28, on a left side, between right reverse pulley combination, be provided with reverse transmission 17, this device is identical with aforementioned the 4th kind of embodiment, between vehicle frame 5 and left and right driving device, be provided with active tilt hydraulic actuator 22, the reciprocally swinging of 22 pairs of left and right drivings device of actr applies control action power, actr is by hydraulic actuating cylinder, piston, the compositions such as the bayonet socket 48 of piston rod and rod end, left and right mobile block 27 is stuck in bayonet socket, left and right mobile block is connected on the rope of left and right driving device, when piston reciprocating moves, can drive the movable pulley of rope and rope ends to move back and forth, thereby the wheel that drives the left and right sides occurs to play with respect to this of vehicle body swing that falls, with respect to vehicle body, can occur to roll to the left or to the right, the inclination angle of vehicle body is that the centrifugal effect size when turning is controlled.Front reverse drive lever and rear reverse drive pulley combination are to apply upwards application force by 21 pairs of vehicle frames of heavy spring, on the rope of left and right reverse drive pulley combination, string has prestress support spring 20, spring 20 is provided with prestress control apparatus 29, for nut-screw structure, spring is applied and gives pulling force or give pressure, on this rope, be also provided with torsional oscillation inhibiting device 10.Near the two ends of front lever 1, being provided with supporting power recovery device 24, is nut-screw structure, acts on identical with mode shown in above-mentioned Fig. 6.Two front-wheels are connected with the two ends of front reverse drive lever 1 indirectly by the montant of two transverse arm guiding mechanisms, lever 1 is double does dependent swing arm, be called biaxial and swing swing arm, as shown in Figure 9, comprise the dependent MacPherson type guiding mechanism of this swing arm as shown in figure 10: basic identical with common MacPherson type guiding mechanism, what just biaxial swung swing arm 1 two ends and top is connected to universal-joint 34.Triangle base mid point is vertically connected with vehicle frame by spring 35.
Figure 11, for electro-hydraulic servo active tilt control system pie graph, it is the active tilt control setup of the 6th kind of embodiment, by car speed sensor 42, steering wheel rotary angle transmitter 44, body inclination sensor 45, electronic computing units 41, servoamplifier 43, servovalve 46, hydraulic actuator 22 and hydraulic power source 47 form, the signal that each sensor detects is input to electronic control unit, by electronic control unit, output a control signal to servoamplifier, after servo amplification, control servovalve, the hydraulic energy of hydraulic power source is converted to hydraulic power, the work of promotion hydraulic actuator, thereby promoting mobile block 27 moves back and forth, the basic foundation of controlling is circular movement formula.
Claims (6)
1. the torsional oscillation suspension for four-wheeled, it is characterized in that: described suspension comprises Yi Ge torsional oscillation mechanism, this mechanism is by being arranged on before vehicle frame, after, left, right four or three reverse transmission compositions, reverse transmission is bascule or pulley combination and rope thereof, the fulcrum of lever or pulley is connected on vehicle frame, from vertically, the area that reverse transmission surrounds is quadrangle, adjacent reverse transmission connects with rope or the vertical tractive of Chain bar, its four sides display pattern is similar to the square wave in electronics, while a bit there is reciprocally swinging in certain in mechanism, can affect whole mechanism that synchronous reciprocating occurs swings, when the rod end of tetragonal some corner points or rope upwards swing, can affect the rod end of two adjacent corner points or rope to lower swing, the rod end of another corner point of being separated by with it or rope can upwards swing, the swing occurring is called torsional oscillation, the interactively of torsional oscillation mechanism and vehicle frame can be elastic reaction relation, a spring is at least set in torsional oscillation mechanism, spring is arranged on the fulcrum place of lever or pulley, or be serially connected in the link of reciprocally swinging, spring used can be prestressed spring, prestressed spring is provided with prestress control apparatus, to spring is applied in advance and gives pulling force or give pressure, while containing spring in torsional oscillation mechanism, in mechanism, be provided with lateral support power recovery device, while changing in order to recovery and adjusting vehicle load, the change of two the supporting-point supporting powers in vehicle body left and right that cause due to the distortion of spring, the change of lateral support power and supporting role in other words conj.or perhaps, this device is by regulating the degree of tension of torsional oscillation mechanism to realize in other words conj.or perhaps by regulating the traction force between reverse transmission to realize, wheel is arranged on tetragonal four corner points, the rod end of wheel by swing arm and corner point or rope vertical elastic is connected or non-resilient connection, swing arm fulcrum is connected on vehicle frame, when connecting for elasticity, wheel pulling device need be set between two homonymy wheels, by rope ends by lever or pulley tractive two wheels that make progress, the fulcrum of lever or pulley is connected on vehicle frame, take precautions against wheel away from vehicle body, also can wheel be directly or indirectly connected on rod end, lever is now double does dependent swing arm, described indirect connection refers to wheel by the montant of many bars guiding mechanism and connects in succession therebetween, described many bars guiding mechanism refers to the guiding mechanism beyond bar direction mechanism, described swing arm comprises the vehicle bridge of traditional sense, when there is reciprocally swinging in torsional oscillation mechanism, can affect four wheels that synchronous torsional oscillation occurs, during swing, the areal of support of vehicle can change shape of a saddle warped surface into by quadrangular plan, in tetragonal, connect the basic areal of support that rhombus is partly called vehicle, remaining four triangle is called strick precaution areal of support, four summits of rhombus are called the basic supporting-point of vehicle, between vehicle frame and oscillation system, be provided with torsional oscillation inhibiting device, this device is to limit in torsional oscillation system by use the amplitude of fluctuation that certain any amplitude of fluctuation limits oscillation system.
2. torsional oscillation suspension according to claim 1, it is characterized in that: on a left side, between right two reverse drive levers or pulley, be provided with left and right driving device, this device is left, two reverse drive levers of right both sides or the fulcrum of pulley interconnect, mutual tractive under the lever of left and right driving device or the effect of pulley, now left, the fulcrum of right two reverse drive levers or pulley and vehicle frame be connected to mobile link, when left and right driving device generation reciprocally swinging, can affect a left side, right two reverse drive levers or pulley generation synchronous reciprocating swing, and the wheel that affects both sides occurs to play with respect to this of vehicle body swing that falls, send, make exactly vehicle body occur to tilt to the left or to the right, when the inclination of vehicle body is subject to preventing, the basic supporting-point of vehicle is front, after, left, right 4 points, vehicle is nonequilibrium condition, when preventing releasing, the basic supporting-point of vehicle body is front and back 2 points, vehicle body can be to both sides free inclination, now vehicle can travel on state of equilibrium, identical with cart, to turn to control car body balance by steering wheel, between vehicle frame and left and right driving device, be provided with inclination stop motion mechanism, prevention is prevented or removed to the reciprocally swinging of left and right driving device, on the contrary, exactly prevention is prevented or removed to the free inclination of vehicle body, thereby make vehicle become " two state cars ", two kinds of motoring conditions can be changed under steam at any time, between vehicle frame and left and right driving device, be also provided with inclination inhibiting device, by limiting the reciprocally swinging scope of left and right driving device, limit the max. roll degree of vehicle body, described vehicle body is identical with the implication of vehicle frame.
3. torsional oscillation suspension according to claim 1, it is characterized in that: on a left side, between right two reverse drive levers or pulley, be provided with left and right driving device, this device is left, two reverse drive levers of right both sides or the fulcrum of pulley interconnect, mutual tractive under the lever of left and right driving device or the effect of pulley, now left, fulcrum and the vehicle frame of right two reverse drive levers or pulley are mobile link, when left and right driving device generation reciprocally swinging, can affect a left side, right two reverse drive levers or pulley generation synchronous reciprocating swing, and affect both sides wheels to occur to play with respect to this of vehicle body swing that falls, send, make exactly vehicle body occur to tilt to the left or to the right, between vehicle frame and left and right driving device, be provided with active tilt device, the reciprocally swinging of left and right driving device is applied to control action power, make its swing become controlled swing, according to principle of reaction, make exactly the inclination of vehicle body self become active tilt, the inclination angle of vehicle body is that the centrifugal effect size when turning is controlled, the application force applying can be manpower, also can be other power.
4. suspension according to claim 3, it is characterized in that: described active tilt device is electrohydraulic servo-controlling system, this system is by car speed sensor, body inclination sensor, steering wheel rotary angle transmitter, servovalve, electronic computing units, hydraulic actuator, and hydraulic pressure supply partly forms, the signal that each sensor detects is input to electronic computing units, by calculating unit, output a control signal to servovalve, after servo amplification, control servo-valve, control signal is converted to hydraulic power, the work of promotion hydraulic actuator, the reciprocally swinging of left and right driving device is applied to control action power.
5. suspension according to claim 3, is characterized in that: between vehicle frame and left and right driving device, be provided with swing stop motion mechanism, be used for preventing the reciprocally swinging of left and right driving device.
6. according to claim 1---each suspension described in 3, is characterized in that: between vehicle frame and torsional oscillation mechanism, be provided with swing stop motion mechanism, be used for preventing the reciprocally swinging of torsional oscillation mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410437489.9A CN104149575A (en) | 2014-09-01 | 2014-09-01 | Distortion swing suspension for four-wheeler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410437489.9A CN104149575A (en) | 2014-09-01 | 2014-09-01 | Distortion swing suspension for four-wheeler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104149575A true CN104149575A (en) | 2014-11-19 |
Family
ID=51875277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410437489.9A Pending CN104149575A (en) | 2014-09-01 | 2014-09-01 | Distortion swing suspension for four-wheeler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104149575A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105291749A (en) * | 2015-11-12 | 2016-02-03 | 机器时代(北京)科技有限公司 | Chassis of four-wheeled robot and robot |
| CN105443639A (en) * | 2015-11-04 | 2016-03-30 | 武汉科技大学 | Automobile driving shock absorber based on electro-hydraulic servo |
| CN108394477A (en) * | 2018-04-28 | 2018-08-14 | 林庆旺 | Anti-inclining rebalancing structure for vehicle |
| CN110171675A (en) * | 2019-05-20 | 2019-08-27 | 上海交通大学 | A kind of narrow Spatial Multi-Dimensional centering conveying device |
-
2014
- 2014-09-01 CN CN201410437489.9A patent/CN104149575A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443639A (en) * | 2015-11-04 | 2016-03-30 | 武汉科技大学 | Automobile driving shock absorber based on electro-hydraulic servo |
| CN105291749A (en) * | 2015-11-12 | 2016-02-03 | 机器时代(北京)科技有限公司 | Chassis of four-wheeled robot and robot |
| CN108394477A (en) * | 2018-04-28 | 2018-08-14 | 林庆旺 | Anti-inclining rebalancing structure for vehicle |
| CN110171675A (en) * | 2019-05-20 | 2019-08-27 | 上海交通大学 | A kind of narrow Spatial Multi-Dimensional centering conveying device |
| CN110171675B (en) * | 2019-05-20 | 2023-12-29 | 上海交通大学 | Narrow space multidimensional centering conveying device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6435417B2 (en) | Multiple support point independent suspension system | |
| CN104149575A (en) | Distortion swing suspension for four-wheeler | |
| CN102849134B (en) | A kind of crawler unit of band independence shock-absorbing function | |
| CN105059408B (en) | The crawler-type mobile platform of passive adaptation landform and there is its robot | |
| TWI600574B (en) | Four-wheel scooter locomotive wheel suspension device | |
| KR100667431B1 (en) | Lateral link of rear suspension system for vehicle | |
| CN104527363A (en) | Transverse stabilizing device and vehicle using same | |
| CN1136116C (en) | Two-way guiding assembly along rail for road axle lateral offset | |
| CN110816730A (en) | External-hanging connection reinforced fork type swing rod independent suspension mechanism | |
| KR20120027625A (en) | Stabilization apparatus for tw0-wheeled vehicles | |
| CN201511769U (en) | Double swing-arm independent suspension structure | |
| CN104527366A (en) | Vehicle and transverse stabilizing device thereof | |
| CN104108421A (en) | Suspension steering device for hub direct-driving electric vehicle | |
| CN204937293U (en) | The crawler-type mobile platform of passive adaptation landform and there is its robot | |
| JP4242352B2 (en) | Motorcycle | |
| CN104828122A (en) | Traveling wheel walking mechanism | |
| CN107598510A (en) | A kind of device changed and carried for warp beam | |
| CN2787541Y (en) | Shock absorbing unit for pedrail suspension | |
| CN203864896U (en) | Electro-tricycle damping rocker front fork | |
| CN202923333U (en) | Inhaul cable type wheel linkage balance hanger | |
| TWM485158U (en) | Wheel suspension device of four-wheeled scooter | |
| RU2499719C2 (en) | Logger running gear | |
| CN206856421U (en) | A kind of linkage mechanism of synchronous interaction | |
| CN104260806A (en) | Foot control balance conversion forward tricycle/reverse tricycle structure | |
| CN204548290U (en) | Halting mechanism and comprise the balanced car with two wheels of this halting mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141119 |
|
| WD01 | Invention patent application deemed withdrawn after publication |