CN108749976A - Motor vehicle rear linkage - Google Patents

Motor vehicle rear linkage Download PDF

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Publication number
CN108749976A
CN108749976A CN201810739475.0A CN201810739475A CN108749976A CN 108749976 A CN108749976 A CN 108749976A CN 201810739475 A CN201810739475 A CN 201810739475A CN 108749976 A CN108749976 A CN 108749976A
Authority
CN
China
Prior art keywords
connected body
motor vehicle
vehicle rear
coupling
rear linkage
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.)
Granted
Application number
CN201810739475.0A
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Chinese (zh)
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CN108749976B (en
Inventor
庞仁惠
罗世全
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lima Car Industry Group Co Ltd
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Lima Car Industry Group Co Ltd
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Publication date
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Priority to CN201810739475.0A priority Critical patent/CN108749976B/en
Publication of CN108749976A publication Critical patent/CN108749976A/en
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Publication of CN108749976B publication Critical patent/CN108749976B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K5/00Cycles with handlebars, equipped with three or more main road wheels
    • B62K5/02Tricycles
    • B62K5/027Motorcycles with three wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G21/00Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
    • B60G21/02Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
    • B60G21/04Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
    • B60G21/05Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K5/00Cycles with handlebars, equipped with three or more main road wheels
    • B62K5/02Tricycles
    • B62K5/06Frames for tricycles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62MRIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M7/00Motorcycles characterised by position of motor or engine

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Automatic Cycles, And Cycles In General (AREA)

Abstract

The invention discloses a kind of motor vehicle rear linkages, for realizing coupling for motor vehicle rear wheel and vehicle frame, structure includes connected body, two rear wheels are arranged on the opposite sides of connected body, it is fixed with coupling head in the wheel hub of rear wheel, one coupling head corresponds to two swing arms, and the both ends of swing arm are hinged with coupling head and connected body respectively;Engine is fixed on connected body, and the output power of engine is passed to rear wheel by the flexible axle being connected on connected body.One rear wheel realizes coupling between connected body by two swing arms, so that two rear wheels are in one gearing system of lateral upper composition, after applying on tricycle, the anti-inclination effect of tricycle is good, can effectively improve the stability of driving and the excitement of driving.

Description

Motor vehicle rear linkage
Technical field
The present invention relates to a kind of motor vehicles, more particularly to the rear linkage being located at rear frame portion on motor vehicle.
Background technology
Existing most of Household electric motor car is two-wheeled, also has three-wheel and four-wheel electric motor car, all these are electronic Che Zhong, what is be all made of between the rear chain stay of wheel therein especially rear wheel and vehicle frame is fixed connecting mode to realize connection It connects.Existing electric vehicle is normally only to be provided with damper between seating portion and rear chain stay, by damper to electricity It is jolted caused by motor-car traveling process into row buffering, to improve the ride comfort to electric vehicle.This electric vehicle exists Anti- roll capability in driving conditions is relatively low, if generation vehicle roll amplitude is excessive, overturn accident easily occurs, because This, when driving existing common electric vehicle by detour, it is desirable that speed needs are fallen too low can safety.In addition, Existing motor is generally built in the wheel hub of rear wheel, although the structural compactness of motor is good, there is also installation, dismountings Inconvenient problem.
Invention content
The technical problem to be solved in the invention:A kind of motor vehicle rear linkage is provided, which can effectively improve The anti-roll capability of the stability of motor vehicle when driving, motor vehicle is good.
To solve the technical problem, technical scheme of the present invention:A kind of motor vehicle rear linkage, including connected body, It is characterized in that, two wheels are arranged on the opposite sides of connected body, coupling head, a connection are fixed in the wheel hub of wheel Head corresponds to two swing arms, and the both ends of swing arm are hinged with coupling head and connected body respectively;Motor is fixed on connected body, connection The output power of motor is passed to wheel by the flexible axle on connected body.
This rear linkage is mainly used on motor tricycle, especially applies on electro-tricycle, to electricity Two trailing wheels of motor-car carry out connection driving.The flexible axle can be flexible steel cable, can also be the end set in hard axis Bulb coupling structure, or the universal cross structure of setting can adapt to the side of vehicle to realize flexible axle under the premise of transmission Incline.Connected body plays connection engine, wheel and is connected with vehicle frame as a main connector in this rear linkage The effect connect.The engine can be that motor can also be internal combustion engine, be primarily referred to as motor.
Further, coupling head includes the coupling ring of round, and coupling ring is fixed at hub positions, and the coupling ring first line of a couplet is connected to Two link arms, link arm is angularly disposed on coupling ring, and the end of swing arm and link arm is hinged together, with a coupling head phase Hinged swing arm is arranged on the both sides up and down of flexible axle.There is coupling ring in coupling head, coupling head and wheel hub can be well adapted for Be connected fixation, by the way that two link arms are arranged, is convenient for the connection of swing arm so that swing arm can be arranged in the upper of flexible axle well Lower both sides.
Further, the structure of swing arm includes coupling block and two yokes, and coupling block is hinged with link arm, and yoke is in point Forked to be connected on coupling block, yoke is hinged together with connected body.With two yokes, convenient between swing arm and connected body Connection, between swing arm and connected body to couple stability good.It is provided with coupling block, facilitates the setting of yoke, with link arm Connection stability it is good.
Further, it is respectively fixed with connection seat in two swing arms in upside, the both ends of spring are connected in two respectively On joint chair.By the way that spring is arranged in two swing arms, ride comfort of swing arm during spatial position change can be effectively improved, is carried High comfort when driving.
Further, swing arm is equipped with cushion block towards the side of flexible axle.Barrier by cushion block to flexible axle, in case flexible axle is straight It connects and is twisted to the stability that electric vehicle work together, can be effectively improved with the yoke in swing arm, convenient for electric vehicle in driving conditions In left and right roll, improve the safety of driving.
Further, articulated slab is fixed on connected body, the one end of swing arm is by being pivotally hinged on lacking on articulated slab In mouthful.Articulated slab is usually that welding or bolt-connection are fixed on connected body, can facilitate swing arm and connection by the way that articulated slab is arranged Being hinged between junctor, simple in structure, the rotation flexibility between swing arm and connected body is good.
Further, connected body is cylindrical shape, and engine is fixed on the end of connected body, and the power output shaft of engine is stretched Enter into connected body, changement is equipped in connected body, the flexible axle is connected on changement.Connected body is described Structure type facilitates being connected and fixed between engine and connected body, is set convenient for drive mechanism between engine and flexible axle It sets, it is simple and compact for structure.
Further, gusset piece is respectively fixed at left and right sides of connected body, gusset piece is in vertical setting, and flexible axle passes through Gusset piece.By the way that gusset piece is arranged to be connected with rear bottom fork of electric vehicle and damper, to facilitate the assembly to electric vehicle.
Further, gusset piece is connected on cranse, and cranse hoop is connected on connected body.Pass through the setting of cranse, Neng Gouyou Effect improves couples fastness between gusset piece and connected body, and the connection fastness for electric vehicle entirety provides guarantee.
Further, cranse is split structure, including two half-turns, and a gusset piece is connected with a half-turn, two The both ends of half-turn are respectively equipped with the tongue and groove for the connection that cooperates.It is realized respectively by bolt at the end position of two half-turns It is connected and fixed, cranse is the split structure, facilitates coupling between cranse and connected body.
Compared with prior art, the device have the advantages that:It is lived by double-pendulum arms between two rear wheels and connected body It is linked together dynamicly, one is formd between two rear wheels and adapts to the gearing system that rear wheel rolls, is applied on motor vehicle Afterwards, motor vehicle is in bend or bumpy road up train, and swing arm is by the variation of space angle, the height between two rear wheels The change of pitch angle of difference and two rear wheels cuts down the inclination of motor vehicle body, and stability of the driver on motor vehicle is good, drives The sitting posture for the person of multiplying is influenced small by road conditions, and ride comfort is good.Speed of the motor vehicle in above-mentioned complex road condition down train obtains With ensure, ensure drive safety in advance under, the excitement of driving is brought to driver.By the form that flexible axle is arranged It can be well adapted for the transmission requirement of motor vehicle when driving, can be driven a vehicle with continuous driving force convenient for motor vehicle.Dynamic Power machine is directly anchored on connected body, facilitates the connection and transmission of engine, the driving smooth-going of two rear wheel of engine pair, machine The roadability of motor-car is good.
Description of the drawings
Fig. 1 is the three-dimensional structure diagram on one direction of this motor vehicle rear linkage.
Fig. 2 is the three-dimensional structure diagram on another direction of this motor vehicle rear linkage.
Fig. 3 is a kind of use state reference chart of this motor vehicle rear linkage.
Fig. 4 is this motor vehicle rear linkage another kind use state reference chart.
Fig. 5 is another use state reference chart of this motor vehicle rear linkage.
Specific implementation mode
Below by taking this rear linkage is applied on electric vehicle as an example, and this rear linkage is further described.
See in figure, this motor vehicle rear linkage is applied at the rear portion of electric vehicle, to realize rear wheel 10 and vehicle frame it Between connection.This rear linkage is mainly applied on tricycle, is especially applied on electro-tricycle, agent structure packet Connected body 1 is included, two rear wheels 10 are connected by connected body 1 and the vehicle frame of tricycle.
Two rear wheels 10 are arranged on the opposite sides of connected body 1, and connection is fixed at the hub positions of rear wheel 10 Head, a coupling head correspond to two swing arms, and the both ends of swing arm are hinged with coupling head and connected body 1 respectively.Motor is fixed on On connected body 1, the output power of motor is passed to wheel 10 by the flexible axle being connected on connected body 1.It is shown in figure, the knot of flexible axle Structure includes drive link 3, universal crossed joint or bulb coupling structure is respectively arranged at the both ends of drive link 3, so that drive link 3 With 10 driving coupling of motor and rear wheel.Drive link 3 can be configured to split structure, including be socketed the sleeve of cooperation and insert Bar, is equipped with mutually matched ball and sliding slot between sleeve inner peripheral surface and inserted link peripheral surface, and sliding slot is usually the axis along sleeve To being arranged on the inner peripheral surface of sleeve, ball is arranged on inserted link, by the cooperation between ball and sliding slot, and realize inserted link with It smoothly slides axially relatively between sleeve, so that drive link 3 can adapt to caused by the change of pitch angle of rear wheel 10 Requirement to 3 length of drive link.Certainly, flexible axle can also be and stone dead wire be crafted at stock and is formed, and be flexible axle gap Ground is plugged in cylindric drive link 3.
Coupling head includes the coupling ring 51 of round, and coupling ring 51 is fixed on by fixing bolt at hub positions, connection It is obliquely arranged on coupling ring 51 integrally formed with two link arms 52, two link arms 52 on circle 51.Flexible axle passes through connection The center position of adapter ring 51 and couple with the hub drive of rear wheel 10 so that rear wheel 10 rolls under the action of motor power It is dynamic to move ahead.The end of 52 the two of swing arm and link arm is hinged together, joining with two link arms 52 in a coupling head Two swing arms are arranged on the both sides up and down of flexible axle.
The structure of swing arm includes coupling block 42 and two yokes 41, and two yokes 41 in a swing arm are arranged in same flat In face, two yokes 41 are connected in forked on coupling block 42, and outer end and the connected body 1 of yoke 41 are hinged together, And it is hinged together by pivot between coupling block 42 and link arm 52.Towards on the side of drive link 3 on coupling block 42 Equipped with cushion block 8, cushion block 8 can be made of rubber elastomeric material.When driving, the space angle of swing arm changes Afterwards, touched by cushion block 8 and 3 phase of drive link, and the touching reduced to drive link 3 damages, at the same will not be because of angle it is excessive Change and influences normal driving.
In conjunction with Fig. 1,2, being connected and fixed respectively on the coupling block 42 of two upsides has a connection seat 7, the both ends point of a spring 6 It is not connected on the two connection seats 7.When space angle variation occurs for swing arm, spring 6 can pass through the flexible come late of adaptability The speed of slow swing arm space angle variation, achievees the purpose that improve electric vehicle ride comfort.
Connected body 1 is cylindrical shape, and motor is fixed on connected body 1 towards at the end position of tricycle front-wheel, motor it is dynamic Power output shaft is extend into connected body 1.Changement is equipped in connected body 1, the flexible axle is connected on changement.It changes It can be worm gear mechanism to mechanism, can also be mutually matched bevel gear pair, by the setting of changement, and make The output power of motor realizes commutation, to adapt to biography earthquake of the motor to rear wheel 10.On connected body 1 at changement position Part-spherical, changement is located on connected body at the spherical part, is equipped at the spherical part and is opened for what flexible axle passed through Mouthful.It is formed with spherical structure on connected body 1, the setting of changement, the operation is stable of changement can be well adapted for Property is ensured.
Articulated slab 9 is fixed on connected body 1, articulated slab 9 is fixed on by welding manner on connected body 1 in vertical, yoke 41 outer ends are hinged on by pivot in the notch on articulated slab 9.Pass through fixing bolt respectively in the left and right sides of connected body 1 And coupling has gusset piece 2, articulated slab 9 is located at the inside of gusset piece 2, and gusset piece 2 is also in vertical setting, and flexible axle passes through gusset piece 2. Gusset piece 2 is fixed on generally by bolt on connected body 1, and upper in application, the rear chain stay fork-join of electric vehicle is in gusset piece 2 The both ends in outside, rear chain stay are connected and fixed by standing screw on gusset piece 2 respectively, set by electric motor car rear seat pad downside Damper is also connected on gusset piece 2.
To improve the fastness that couples between gusset piece 2 and connected body 1, one end connection of gusset piece 2 has cranse 21, cranse 21 hoops are connected on connected body 1.Cranse 21 is split structure, including two half-turns, a gusset piece 2 be connected with a half-turn, The tongue and groove that the both ends of two half-turns are respectively equipped with the connection that cooperates passes through fixation at the tongue and groove position at two half rings both ends Bolt and the fixation for realizing two half-turns, to form a complete cranse 21.

Claims (10)

1. a kind of motor vehicle rear linkage, including connected body, which is characterized in that two wheels are arranged on opposite the two of connected body Side is fixed with coupling head in the wheel hub of wheel, and a coupling head corresponds to two swing arms, the both ends of swing arm respectively with coupling head It is hinged with connected body;Engine is fixed on connected body, and the flexible axle being connected on connected body passes the output power of engine Pass wheel.
2. motor vehicle rear linkage according to claim 1, which is characterized in that coupling head includes the coupling ring of round, Coupling ring is fixed at hub positions, and the coupling ring first line of a couplet is connected to two link arms, and link arm is angularly disposed on coupling ring, swing arm It is hinged together with the end of link arm, the swing arm being hinged with a coupling head is arranged on the both sides up and down of flexible axle.
3. motor vehicle rear linkage according to claim 2, which is characterized in that the structure of swing arm includes coupling block and two Root yoke, coupling block are hinged with link arm, and yoke is connected in forked on coupling block, and yoke is hinged with connected body one It rises.
4. motor vehicle rear linkage according to claim 2, which is characterized in that solid respectively in two swing arms in upside There are connection seat, the both ends of spring to be connected in respectively on two connection seats surely.
5. motor vehicle rear linkage according to claim 1, which is characterized in that swing arm is towards setting on the one side of flexible axle There is cushion block.
6. motor vehicle rear linkage according to claim 1, which is characterized in that be fixed with articulated slab on connected body, put The one end of arm is by being pivotally hinged in the notch on articulated slab.
7. motor vehicle rear linkage according to claim 1, which is characterized in that connected body is cylindrical shape, and engine is solid It is scheduled on the end of connected body, the power output shaft of engine is extend into connected body, and changement is equipped in connected body, described Flexible axle be connected on changement.
8. motor vehicle rear linkage according to claim 1, which is characterized in that solid respectively in the left and right sides of connected body Surely it is in vertical setting to have gusset piece, gusset piece, and flexible axle passes through gusset piece.
9. motor vehicle rear linkage according to claim 8, which is characterized in that gusset piece is connected on cranse, cranse Hoop is connected on connected body.
10. motor vehicle rear linkage according to claim 9, which is characterized in that cranse is split structure, including two Half-turn, a gusset piece are connected with a half-turn, and the both ends of two half-turns are respectively equipped with the tongue and groove for the connection that cooperates.
CN201810739475.0A 2018-07-06 2018-07-06 Rear suspension device for motor vehicle Active CN108749976B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810739475.0A CN108749976B (en) 2018-07-06 2018-07-06 Rear suspension device for motor vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810739475.0A CN108749976B (en) 2018-07-06 2018-07-06 Rear suspension device for motor vehicle

Publications (2)

Publication Number Publication Date
CN108749976A true CN108749976A (en) 2018-11-06
CN108749976B CN108749976B (en) 2024-03-26

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CN201810739475.0A Active CN108749976B (en) 2018-07-06 2018-07-06 Rear suspension device for motor vehicle

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05294254A (en) * 1992-04-23 1993-11-09 Nissan Motor Co Ltd Suspension device
US5511817A (en) * 1992-06-16 1996-04-30 Nissan Motor Co., Ltd. Vehicle axle suspension system
CN201193070Y (en) * 2007-11-02 2009-02-11 上海双迎工贸有限公司 Tricycle suspended type universal transmission system
CN202011448U (en) * 2011-04-28 2011-10-19 重庆现代摩托车研究所 Laterally inclinable positive tricycle
CN205916144U (en) * 2016-08-29 2017-02-01 秦皇岛鸿鼎轻工机械技术有限公司 Card rail car wheel independent suspension
CN206031671U (en) * 2016-09-21 2017-03-22 翟如贵 Wheel suspension device of preventing turning on one's side
CN106585831A (en) * 2016-12-13 2017-04-26 重庆宗申技术开发研究有限公司 Front suspension deflecting structure for backing of tricycle
CN206501962U (en) * 2016-11-28 2017-09-19 重庆力之星机车制造有限责任公司 A kind of front suspension deflection mechanism of tricycle
CN206510710U (en) * 2017-03-07 2017-09-22 熊国峰 Electric car suspension
CN207416520U (en) * 2017-09-19 2018-05-29 中国重汽集团济南动力有限公司 A kind of pure electric vehicle driving unit
CN208429193U (en) * 2018-07-06 2019-01-25 立马车业集团有限公司 Motor vehicle rear linkage

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05294254A (en) * 1992-04-23 1993-11-09 Nissan Motor Co Ltd Suspension device
US5511817A (en) * 1992-06-16 1996-04-30 Nissan Motor Co., Ltd. Vehicle axle suspension system
CN201193070Y (en) * 2007-11-02 2009-02-11 上海双迎工贸有限公司 Tricycle suspended type universal transmission system
CN202011448U (en) * 2011-04-28 2011-10-19 重庆现代摩托车研究所 Laterally inclinable positive tricycle
CN205916144U (en) * 2016-08-29 2017-02-01 秦皇岛鸿鼎轻工机械技术有限公司 Card rail car wheel independent suspension
CN206031671U (en) * 2016-09-21 2017-03-22 翟如贵 Wheel suspension device of preventing turning on one's side
CN206501962U (en) * 2016-11-28 2017-09-19 重庆力之星机车制造有限责任公司 A kind of front suspension deflection mechanism of tricycle
CN106585831A (en) * 2016-12-13 2017-04-26 重庆宗申技术开发研究有限公司 Front suspension deflecting structure for backing of tricycle
CN206510710U (en) * 2017-03-07 2017-09-22 熊国峰 Electric car suspension
CN207416520U (en) * 2017-09-19 2018-05-29 中国重汽集团济南动力有限公司 A kind of pure electric vehicle driving unit
CN208429193U (en) * 2018-07-06 2019-01-25 立马车业集团有限公司 Motor vehicle rear linkage

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