CN208429193U - Motor vehicle rear linkage - Google Patents
Motor vehicle rear linkage Download PDFInfo
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- CN208429193U CN208429193U CN201821070634.4U CN201821070634U CN208429193U CN 208429193 U CN208429193 U CN 208429193U CN 201821070634 U CN201821070634 U CN 201821070634U CN 208429193 U CN208429193 U CN 208429193U
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- connected body
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- vehicle rear
- coupling
- rear linkage
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Abstract
The utility model 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, coupling head is fixed 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
Technical field
The utility model relates to a kind of motor vehicles, more particularly to the rear hanging being located at rear frame portion on motor vehicle
It sets.
Background technique
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 to be buffered, 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, easily generation overturn accident, 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 installations, disassembly
Inconvenient problem.
Utility model content
The utility model technical issues that need to address: providing a kind of motor vehicle rear linkage, which can be effective
The stability of motor vehicle when driving is improved, the anti-roll capability of motor vehicle is good.
To solve the technical problem, the technical solution of the utility model includes: a kind of motor vehicle rear linkage, including connection
Body, which is characterized in that two wheels are arranged on the opposite sides of connected body, are fixed with coupling head in the wheel hub of wheel, and one
Coupling 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,
The output power of motor is passed to wheel by the flexible axle being connected on connected body.
This rear linkage is mainly used on motor tricycle, especially applies on electro-tricycle, to electricity
Two rear-wheels of motor-car carry out connection driving.The flexible axle can be flexible steel cable, be also possible to be arranged in the end of 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 motor and be also possible to 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 two 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, enables swing arm to be arranged in the upper of flexible axle well convenient for the connection of swing arm by two link arms of setting
Lower two 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 and connected body are hinged together.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 mentioned
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 twists with the yoke in swing arm to the stability that electric vehicle work together, can be effectively improved, 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
Hinged between junctor, structure is simple, and 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, reversing mechanism is equipped in connected body, the flexible axle is connected on reversing mechanism.Connected body is described
Structure type facilitates being connected and fixed between engine and connected body, sets 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 setting gusset piece 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 connects on connected body.Pass through the setting of cranse, Neng Gouyou
Effect, which improves, couples fastness between gusset piece and connected body, and the connection fastness for electric vehicle entirety provides guarantee.
Further, cranse is split type 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 type structure, facilitates coupling between cranse and connected body.
Compared with prior art, the utility model, which has the advantages that, passes through double pendulum between two rear wheels and connected body
Arm is actively linked together, and one is formd between two rear wheels and adapts to the gearing system that rear wheel rolls, is applied motor-driven
Che Shanghou, motor vehicle is in bend or bumpy road up train, height of the swing arm by the variation of space angle, between two rear wheels
Poor and two rear wheels change of pitch angle is spent to cut down the inclination of motor vehicle body, stability of the driver on motor vehicle is good,
The sitting posture of driver is influenced small by road conditions, and ride comfort is good.Speed of the motor vehicle in above-mentioned complex road condition down train
Guaranteed, guarantee drive safety in advance under, bring the excitement of driving to driver.By the shape that flexible axle is arranged
Formula can be well adapted for the transmission requirement of motor vehicle when driving, can be driven a vehicle convenient for motor vehicle with continuous driving force.?
Engine is directly anchored on connected body, facilitates the connection and transmission of engine, and engine is smooth to the driving of two rear wheels,
The roadability of motor vehicle is good.
Detailed description of the invention
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 of this motor vehicle rear linkage with reference to figure.
Fig. 4 is this motor vehicle rear linkage another kind use state with reference to figure.
Fig. 5 is this motor vehicle rear linkage another use state with reference to figure.
Specific embodiment
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, main 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 rod 3, universal crossed joint or bulb coupling structure is respectively arranged at the both ends of drive rod 3, so that drive rod 3
With 10 driving coupling of motor and rear wheel.Drive rod 3 can be configured to split type structure, including being socketed the sleeve of cooperation and inserting
Bar, is equipped with mutually matched ball and sliding slot between sleeve inner peripheral surface and inserted link outer peripheral surface, and sliding slot is usually the axis along sleeve
To on the inner peripheral surface that sleeve is set, ball be 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 rod 3 can adapt to brought by the change of pitch angle of rear wheel 10
Requirement to 3 length of drive rod.Certainly, flexible axle is also possible to stone dead wire to be crafted and formed at stock, and is flexible axle gap
Ground is plugged in cylindric drive rod 3.
Coupling head includes the coupling ring 51 of round, and coupling ring 51 is fixed at hub positions by fixing bolt, connection
Integrally formed with two link arms 52 on circle 51, two link arms 52 are obliquely arranged on coupling ring 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 two 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 on coupling block 42 in forked, and the outer end of yoke 41 and connected body 1 are hinged together,
And it is hinged together between coupling block 42 and link arm 52 by pivot.Towards on the side of drive rod 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, it is touched by cushion block 8 and 3 phase of drive rod, and the touching reduced to drive rod 3 damages, while will not be excessive because of angle
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.Reversing mechanism is equipped in connected body 1, the flexible axle is connected on reversing mechanism.It changes
It can be worm gear mechanism to mechanism, be also possible to mutually matched bevel gear pair, by the setting of reversing mechanism, 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 reversing mechanism position
Part-spherical, reversing mechanism is located on connected body at the spherical part, is equipped at the spherical part and opens for what flexible axle passed through
Mouthful.It is formed with spherical structure on connected body 1, the setting of reversing mechanism, the operation is stable of reversing mechanism can be well adapted for
Property is guaranteed.
Articulated slab 9 is fixed on connected body 1, articulated slab 9 is fixed on connected body 1 in vertical by welding manner, yoke
41 outer ends are hinged in the notch on articulated slab 9 by pivot.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 connected body 1 generally by bolt, and upper in application, the rear chain stay fork-join of electric vehicle is in gusset piece 2
Outside, the both ends of rear chain stay are connected and fixed on gusset piece 2 by standing screw 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 connect on connected body 1.Cranse 21 is split type structure, including two half-turns, a gusset piece 2 are 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 two 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 on coupling block in forked, and yoke and connected body are hinged 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
Surely there is connection seat, the both ends of spring are connected in respectively on two connection seats.
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 reversing mechanism is equipped in connected body, described
Flexible axle be connected on reversing mechanism.
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 there is gusset piece, gusset piece is in vertical setting, 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 connects on connected body.
10. motor vehicle rear linkage according to claim 9, which is characterized in that cranse is split type 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821070634.4U CN208429193U (en) | 2018-07-06 | 2018-07-06 | Motor vehicle rear linkage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821070634.4U CN208429193U (en) | 2018-07-06 | 2018-07-06 | Motor vehicle rear linkage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208429193U true CN208429193U (en) | 2019-01-25 |
Family
ID=65098747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821070634.4U Active CN208429193U (en) | 2018-07-06 | 2018-07-06 | Motor vehicle rear linkage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208429193U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749976A (en) * | 2018-07-06 | 2018-11-06 | 立马车业集团有限公司 | Motor vehicle rear linkage |
-
2018
- 2018-07-06 CN CN201821070634.4U patent/CN208429193U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749976A (en) * | 2018-07-06 | 2018-11-06 | 立马车业集团有限公司 | Motor vehicle rear linkage |
| CN108749976B (en) * | 2018-07-06 | 2024-03-26 | 立马车业集团有限公司 | Rear suspension device for motor vehicle |
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