CN207917048U - Three-wheeled electric vehicle can be rolled down - Google Patents

Three-wheeled electric vehicle can be rolled down Download PDF

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Publication number
CN207917048U
CN207917048U CN201820182732.0U CN201820182732U CN207917048U CN 207917048 U CN207917048 U CN 207917048U CN 201820182732 U CN201820182732 U CN 201820182732U CN 207917048 U CN207917048 U CN 207917048U
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China
Prior art keywords
arm
suspension
girder
electric vehicle
swing arm
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Withdrawn - After Issue
Application number
CN201820182732.0U
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Chinese (zh)
Inventor
刘建涛
韩鸿瑞
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Baoding Tuo Car Design Co Ltd
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Baoding Tuo Car Design Co Ltd
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Priority to CN201820182732.0U priority Critical patent/CN207917048U/en
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Publication of CN207917048U publication Critical patent/CN207917048U/en
Withdrawn - After Issue legal-status Critical Current
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Abstract

The utility model discloses one kind can rolling down three-wheeled electric vehicle, including turning to handle, chassis skeleton and girder, it is described to turn to being connect with the steering assembly on the girder by turning-bar, the girder is connect by fore suspension and rear suspension with the chassis skeleton, the fore suspension and rear suspension includes the front suspension for being connected to chassis skeleton front end and the rear suspension positioned at chassis skeleton rear end, and the front suspension is connected to the lower section of the girder;The front suspension includes upper suspension arm, lower linking arm and symmetrical swing arm structure, and the upper and lower ends of the swing arm structure are connected by the upper suspension arm with the lower linking arm respectively, the upper suspension arm and the rotation axis connection below the girder.The utility model using the above structure roll down three-wheeled electric vehicle, improve vehicle roll stability, enhancing vehicle is driven recreational, and vehicle use reliability improves, cost reduction.

Description

Three-wheeled electric vehicle can be rolled down
Technical field
The utility model is related to vehicle technology fields, and three-wheeled electric vehicle can be rolled down more particularly to one kind.
Background technology
Currently, the social ownership of China's only electric bicycle has 2.5 hundred million, electric motor car with two wheels is brought to huge numbers of families Trip it is convenient, but there is also prodigious security risk, such as side sliding and side turning when turning, tire grabs ground when sleet or cold day Manipulation accident etc. caused by power deficiency.
The existing suspension system arrangement of falling three-wheel is complicated, and space availability ratio is not high, and stability is poor, and steering linkage is adopted With two-part, part is more, and the cooperation required precision between part is higher.It is good that front suspension does not have Independent Suspension It is the characteristics of good comfort, unreasonable to main pin, the setting of pumping arm action position, turn to self-aligning ability and braking providing There are certain defects in terms of stability ability.
Utility model content
The purpose of this utility model, which is to provide one kind, can roll down three-wheeled electric vehicle, improve vehicle roll stability, enhancing Vehicle drives recreational, vehicle use reliability raising, cost reduction.
To achieve the above object, the utility model, which provides one kind, can roll down three-wheeled electric vehicle, including turn to handle, chassis Skeleton and girder, described to turn to being connect with the steering assembly on the girder by turning-bar, the girder passes through front and back outstanding Frame is connect with the chassis skeleton, and the fore suspension and rear suspension includes being connected to the front suspension of chassis skeleton front end and positioned at described The rear suspension of chassis skeleton rear end, the front suspension are connected to the lower section of the girder;
The front suspension includes upper suspension arm, lower linking arm and symmetrical swing arm structure, the swing arm structure it is upper Lower both ends are connected by the upper suspension arm with the lower linking arm respectively, the upper suspension arm and the rotation on the downside of the girder Axis connection, the swing arm structure include the knuckle arm of lower swing arm, upper swing arm and the connection upper swing arm and the lower swing arm;
The lower linking arm is connected on the chassis skeleton, and front frame, the girder are connected on the lower linking arm On upright bar be connected to the centre position on front side of the chassis skeleton, the upright bar is connect with the steering assembly.
Preferably, steering lateral bracing strut is connected with by pitman arm below the steering assembly, the steerings lateral bracing strut and It is connect with the knuckle arm by steering ball pin connection, the steering lateral bracing strut between the pitman arm.
Preferably, the knuckle arm is connect by bearing arrangement with wheel control arm, the wheel control arm and described It is equipped with front damper between knuckle arm, the flange rotary for fixing front-wheel is connected on the front axle of the wheel control arm Body is connected with front brake disc on the flange rotary body, and the front axle support of the wheel control arm is equipped with and the preceding braking The front brake of disk connection.
Preferably, the lower linking arm and the lower swing arm axis connection, the upper suspension arm and the upper swing arm axis connection.
Preferably, the upper swing arm and the lower swing arm are fixedly connected by main pin with the knuckle arm.
Preferably, the rear yoke with the girder of the rear suspension are connect by rear yoke shaft.
Preferably, the foot pedal intermediate region on the chassis skeleton is equipped with power battery.
Preferably, it is connected with front-wheel on the flange rotary body, rear drive sprocket is connected on the rear yoke.
Preferably, the foot pedal is externally provided with anti-skidding baffle.
Therefore, the utility model using the above structure roll down three-wheeled electric vehicle, taken into account automobile independent front suspension The characteristics of comfort, knuckle arm are equipped with reverse caster and leaning angle, ensure that vehicle has certain steering in the process of moving Positive ability is returned, driving fatigue is avoided, improves roadability, while in turn ensuring the flexible advantage of traditional two wheeler, structure letter Single, the control by driver to vehicle centroid position, improves vehicle roll stability and enhancing vehicle drives recreational, vehicle Use reliability improves, cost reduction.
The front end of falling three-wheeled electric vehicle can be rolled using two wheels in left and right, the wheel of rear end one is driving wheel, improves row The stability sailed, and existing battery technology is utilized, so that it is reached ideal height in cruising ability and power performance;It can side Structure of inclining is realized the lateral tilt of front-wheel and main body frame by distinctive link lever suspension fork mechanism, by driver according to road conditions freedom The variation for adjusting vehicle centroid position, achievees the purpose that safety traffic.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Description of the drawings
Fig. 1 is the schematic diagram that the utility model can roll the embodiment of falling three-wheeled electric vehicle;
Fig. 2 is the stereogram that the utility model can roll the embodiment of falling three-wheeled electric vehicle;
Fig. 3 is the vertical view that the utility model can roll the embodiment of falling three-wheeled electric vehicle;
Fig. 4 is the schematic diagram that the utility model can roll down front suspension embodiment in three-wheeled electric vehicle;
Fig. 5 is the vertical view that the utility model can roll down front suspension embodiment in three-wheeled electric vehicle;
Fig. 6 is the schematic diagram that the utility model can roll down wheel control arm embodiment in three-wheeled electric vehicle;
Wherein:1, handle is turned to;2, turning-bar;3, steering assembly;4, chassis skeleton;5, girder;6, upper suspension arm;7, under Linking arm;8, upper swing arm;9, lower swing arm;10, knuckle arm;11, front frame;12, upright bar;13, pitman arm;14, turn side Pull rod;15, ball pin is turned to;16, bearing arrangement;17, wheel control arm;18, front damper;19, flange rotary body;20, preceding system Dynamic device;21, rear yoke;22, rear yoke shaft;23, foot pedal;24, front-wheel;25, rear drive sprocket;26, front brake disc.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
Fig. 1 is the schematic diagram that the utility model can roll the embodiment of falling three-wheeled electric vehicle, and Fig. 2, which is the utility model, to be rolled The stereogram for the embodiment of falling three-wheeled electric vehicle, Fig. 3 are the vertical views that the utility model can roll the embodiment of falling three-wheeled electric vehicle, such as Shown in figure, one kind can roll down three-wheeled electric vehicle, including turn to 1, chassis skeleton 4 and girder 5, and girder 5 is for providing support Effect.23 intermediate region of foot pedal on chassis skeleton 4 is equipped with battery, and battery can provide power as the energy.Foot pedal 23 outside is equipped with anti-skidding baffle, and avoiding vehicle, foot generates the feelings that sideslip leads to not normal operating and controlling vehicle when driving in inclination Condition.
Steering is connect by turning-bar 2 with the steering assembly 3 on girder 51, and the steering assembly 3 of 5 front end of girder, which passes through, to be stood Bar 12 is connect with front frame 11, and front frame 11 is welded with chassis skeleton 4.Fore suspension and rear suspension includes front suspension and rear suspension, front suspension It is connected to 4 front end of chassis skeleton, rear suspension is connected on girder 5.Front suspension is connected to the lower section of girder 5, before girder 5 can be Suspension provides a supporting role.The rear yoke 21 of rear suspension is connect with girder 5 by 21 shaft of rear yoke, and girder 5 carries for rear suspension For supporting role.Afterwards rear drive sprocket 25 is connected on yoke 21.Chassis skeleton 4 is connection fore suspension and rear suspension, girder 5 and carrying power The basis of battery.The mounting axis of upright bar 12 and front frame 11 is coaxial with girder 5 and the mounting axis of chassis skeleton 4, vehicle side Incline using this line as roll axis.
Fig. 4 is the schematic diagram that the utility model can roll down front suspension embodiment in three-wheeled electric vehicle, and Fig. 5 is this practicality The novel schematic diagram for rolling down wheel control arm embodiment in three-wheeled electric vehicle, as shown, front suspension includes upper suspension arm 6, the upper and lower ends of lower linking arm 7 and swing arm structure, swing arm structure are connected by upper suspension arm 6 and lower linking arm 7 respectively.Front overhang Frame forms approximate parallelogram structure, realizes the movement that tilts of vehicle.Upper suspension arm 6 is connected with girder 5 by rotation axis It connects, while girder 5 provides support for front suspension, ensures the direction of motion of upper suspension arm 6.Lower linking arm 7 is connected to chassis bone On frame 4, chassis skeleton 4 can ensure lower linking arm 7 with chassis skeleton 4 while move.Swing arm structure is symmetrically distributed in The both sides of control arm 6 and lower linking arm 7 ensure the symmetry and stability of front suspension movement.Swing arm structure include upper swing arm 8, Lower swing arm 9 and knuckle arm 10, upper swing arm 8 and lower swing arm 9 are fixedly connected by main pin with knuckle arm 10, and upper swing arm 8 is transported Dynamic lower swing arm 9 to be driven to move by knuckle arm 10, the movement of lower swing arm 9 can also be driven by knuckle arm 10 and be put Arm 8 moves.Lower linking arm 7 and 9 axis connection of lower swing arm, lower linking arm 7 can drive lower swing arm 9 to move, and make lower swing arm 9 around Connecting shaft moves on lower linking arm 7.Upper suspension arm 6 and 8 axis connection of upper swing arm, it is ensured that upper swing arm 8 connects with upper suspension arm 6 It connects, and the connecting shaft movement on upper suspension arm 6.
Lower linking arm 7 is fixed on chassis skeleton 4, by trampling chassis skeleton 4,7 run-off the straight of lower linking arm is made to transport It is dynamic, drive lower swing arm 9 to rotate movement, since knuckle arm 10 is connect with 9 axis pin of lower swing arm, lower swing arm 9 can drive Swing arm 8 rotates.
Steering assembly 3 is connected on girder 5, steering assembly 3 is connect with upright bar 12, upright bar 12 and the vehicle on lower linking arm 7 Side arm 11 connects, and upright bar 12 is connected to the centre position of front frame 11, ensure that upright bar 12 with girder 5 in same plane Interior, the center of the rotation center and upright bar 12 that also ensure chassis skeleton 4 is point-blank.It turns to and 1 run-off the straight is rotated Afterwards, girder 5 and upright bar 12 can move synchronously therewith.
3 lower section of steering assembly is connected with by pitman arm 13 turns to lateral bracing strut 14, turns to lateral bracing strut 14 and pitman arm It is connected between 13 by turning to ball pin 15, turns to ball pin 15 and be located at the centre position for turning to lateral bracing strut 14.Turn to lateral bracing strut 14 with Knuckle arm 10 connects, and turning to lateral bracing strut 14 can drive knuckle arm 10 to move.After steering rotates 1, pass through steering Rocking arm 13, which pushes, turns to the movement of ball pin 15, and steering lateral bracing strut 14 is driven to move, meanwhile, the movement of knuckle arm 10 is with motor car wheel control Arm 17 processed, wheel 24 rotate.
Fig. 6 is the schematic diagram that the utility model can roll down wheel control arm embodiment in three-wheeled electric vehicle, as shown, Knuckle arm 10 is connect by bearing arrangement 16 with wheel control arm 17, the structure played a supporting role.17 He of wheel control arm Front damper 18 is equipped between knuckle arm 10, front damper 18 connects wheel control arm 17 and knuckle arm 10 simultaneously, plays It constrains wheel hop stroke and buffers the effect of road shocks.Flange rotary body 19 is connected on the front axle of wheel control arm 17, Front-wheel 24 is connected on flange rotary body 19, flange rotary body 19 selects disc brake flange rotary body, for fixing front-wheel 24.Method Front brake disc 26 is connected on blue rotary body 19, the front axle support of wheel control arm 17 with front brake disc 26 equipped with before connecting Brake 20.Front-wheel 24, rear drive sprocket 25 roll in the same direction under the constraint of upper suspension arm 6.
In use, driver makes girder 5 generate roll motion by controlling to turn to 1, girder 5 drives rear suspension that side occurs Incline, upper suspension arm 6 is driven to be rotated around the rotation center of chassis skeleton 4, is made under the drive of chassis skeleton 4 by trampling foot pedal 23 7 run-off the straight campaign of linking arm, the front suspension upper swing arm 8 for the symmetrical distribution being connect with upper suspension arm 6 and lower linking arm 7 and Lower swing arm 9 rotates, and front suspension is made to realize that the following linking arm 7 of similar parallelogram is the rotation of fixed edge.Meanwhile it driving Person, which manipulates, to be turned to 1, and turning-bar 2 rotates, and realizes steering while so that the realization of falling three-wheel is rolled in the same direction, can't produce Raw movement interference.
The characteristics of three-wheeled electric vehicle can be rolled down, taken into account automobile independent front suspension comfort, knuckle arm 10 are equipped with master Hypsokinesis and leaning angle are sold, ensures that vehicle has certain steering reversal ability in the process of moving, avoids driving fatigue, improve whole The stability of vehicle traveling and safety, while in turn ensuring the flexible advantage of traditional two wheeler, it is simple in structure, pass through driver couple The control of vehicle centroid position improves vehicle roll stability, freely waves enhancing vehicle by left and right and drives recreational, vehicle Use reliability improves, cost reduction.
The front end of falling three-wheeled electric vehicle can be rolled using two wheels in left and right, the wheel of rear end one is driving wheel, improves row The stability sailed, and existing battery technology is utilized, so that it is reached ideal height in cruising ability and power performance;It can side Structure of inclining is realized the lateral tilt of front-wheel and main body frame by distinctive link lever suspension fork mechanism, by driver according to road conditions freedom The variation of vehicle centroid position is adjusted, especially in bend, it can be achieved that the bending technology of approximate motorcycle and bicycle, prevents side Sliding rollover, achievees the purpose that safety traffic.
Therefore, the utility model using the above structure roll down three-wheeled electric vehicle, improve vehicle roll stability, Enhance vehicle and drives recreational, vehicle use reliability raising, cost reduction.
Finally it should be noted that:Above example is only to illustrate the technical solution of the utility model rather than limits it System, although the utility model is described in detail with reference to preferred embodiment, those skilled in the art should manage Solution:It can still be modified or replaced equivalently the technical solution of the utility model, and these are changed or equally replace Change the spirit and scope that cannot also make modified technical solution be detached from technical solutions of the utility model.

Claims (9)

1. one kind can roll down three-wheeled electric vehicle, it is characterised in that:Including turning to handle, chassis skeleton and girder, the steering handle It being connect with the steering assembly on the girder by turning-bar, the girder is connect by fore suspension and rear suspension with the chassis skeleton, The fore suspension and rear suspension includes the front suspension for being connected to chassis skeleton front end and the rear suspension positioned at chassis skeleton rear end, The front suspension is connected to the lower section of the girder;
The front suspension includes upper suspension arm, lower linking arm and symmetrical swing arm structure, and up and down the two of the swing arm structure End is connected by the upper suspension arm with the lower linking arm respectively, and the upper suspension arm connects with the rotation axis on the downside of the girder It connects, the swing arm structure includes the knuckle arm of lower swing arm, upper swing arm and the connection upper swing arm and the lower swing arm;
The lower linking arm is connected on the chassis skeleton, is connected with front frame on the lower linking arm, on the girder Upright bar is connected to the centre position on front side of the chassis skeleton, and the upright bar is connect with the steering assembly.
2. one kind according to claim 1 can roll down three-wheeled electric vehicle, it is characterised in that:It is logical below the steering assembly It crosses pitman arm and is connected with steering lateral bracing strut, by steering ball pin connection between the steering lateral bracing strut and the pitman arm, The steering lateral bracing strut is connect with the knuckle arm.
3. one kind according to claim 2 can roll down three-wheeled electric vehicle, it is characterised in that:The knuckle arm passes through axis Bearing structure is connect with wheel control arm, and front damper, the wheel are equipped between the wheel control arm and the knuckle arm It is connected with the flange rotary body for fixing front-wheel on the front axle of control arm, front brake disc is connected on the flange rotary body, The front axle support of the wheel control arm is equipped with the front brake being connect with the front brake disc.
4. one kind according to claim 1 can roll down three-wheeled electric vehicle, it is characterised in that:The lower linking arm with it is described Lower swing arm axis connection, the upper suspension arm and the upper swing arm axis connection.
5. one kind according to claim 1 can roll down three-wheeled electric vehicle, it is characterised in that:The upper swing arm and it is described under Swing arm is fixedly connected by main pin with the knuckle arm.
6. one kind according to claim 3 can roll down three-wheeled electric vehicle, it is characterised in that:The rear yoke of the rear suspension It is connect by rear yoke shaft with the girder.
7. one kind according to claim 1 can roll down three-wheeled electric vehicle, it is characterised in that:Foot on the chassis skeleton Pedal intermediate region is equipped with power battery.
8. one kind according to claim 6 can roll down three-wheeled electric vehicle, it is characterised in that:Connect on the flange rotary body It is connected to front-wheel, rear drive sprocket is connected on the rear yoke.
9. one kind according to claim 7 can roll down three-wheeled electric vehicle, it is characterised in that:The foot pedal is externally provided with anti- Sliding baffle.
CN201820182732.0U 2018-02-02 2018-02-02 Three-wheeled electric vehicle can be rolled down Withdrawn - After Issue CN207917048U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820182732.0U CN207917048U (en) 2018-02-02 2018-02-02 Three-wheeled electric vehicle can be rolled down

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820182732.0U CN207917048U (en) 2018-02-02 2018-02-02 Three-wheeled electric vehicle can be rolled down

Publications (1)

Publication Number Publication Date
CN207917048U true CN207917048U (en) 2018-09-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108116577A (en) * 2018-02-02 2018-06-05 保定市拓思汽车设计有限公司 Three-wheeled electric vehicle can be rolled down
CN110789726A (en) * 2019-11-13 2020-02-14 民航成都物流技术有限公司 High-speed track self-adaptation luggage transport dolly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108116577A (en) * 2018-02-02 2018-06-05 保定市拓思汽车设计有限公司 Three-wheeled electric vehicle can be rolled down
CN110789726A (en) * 2019-11-13 2020-02-14 民航成都物流技术有限公司 High-speed track self-adaptation luggage transport dolly

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