CN206797043U - The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile - Google Patents
The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile Download PDFInfo
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- CN206797043U CN206797043U CN201720508192.6U CN201720508192U CN206797043U CN 206797043 U CN206797043 U CN 206797043U CN 201720508192 U CN201720508192 U CN 201720508192U CN 206797043 U CN206797043 U CN 206797043U
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- control arm
- wheel
- wheel hub
- knuckle
- direct
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Abstract
The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile disclosed in the utility model, including tire, wheel hub and wheel hub motor, wheel hub motor is connected by boss bolt with wheel hub, wheel motor shaft, knuckle, control arm after upper, go forward control arm, control arm before lower, control arm after lower, shock absorber, it is connected in the middle part of knuckle by sleeve assembly with wheel motor shaft, knuckle top and control arm of going forward, control arm is hinged and connected after upper, knuckle bottom and upper rear control arm, control arm is hinged and connected after lower, go forward control arm, control arm after upper, control arm before lower, control arm is hinged and connected with subframe after lower, shock absorber top is hinged and connected by the U-shaped section fork in upper end with subframe, bottom is hinged and connected by the U-shaped section fork in lower end with lower preceding control arm.The utility model can not only meet the power demand of electric automobile, and can reduce complete vehicle quality, improve power transmission efficiency, have compact-sized, good riding stability and flexible maneuverability.
Description
Technical field
The invention belongs to the chassis design of electric automobile and manufacturing field, and in particular to a kind of wheel hub motor direct drive electricity
The multi-link lever suspension fork Direct wheel drives system of electrical automobile.
Background technology
Electric automobile uses the form of wheel hub motor four motorized wheels, it is convenient to omit including decelerator, differential mechanism and biography
Mechanical part including moving axis etc., mechanical loss is greatly reduced, while interior space can be saved, realize lightweight, reduce electricity
Electrical automobile kerb weight.
The driving force of wheel hub motor direct-driving electric electrical automobile can direct independent control, dynamic performance more preferably, but take turns
The introducing of hub motor, also suspension system, the structure of brakes and the performance of electric automobile are affected.Using wheel hub
The suspension system that motor is formed, the functions such as driving, guiding, carrying and braking are integrated with, but due between wheel hub motor and suspension
Braking member need to be installed, the pivot stud offset distance of electric automobile is become big in configuration aspects, vehicle traveling is have impact on, turn to spy
Property.
In order to solve problems, main direction of studying both domestic and external is Electric Motor Wheel integrated design, wheel edge system driving
Device is individually designed etc..In the prior art, the design of drive system of electric automobile is concentrated mainly on wheel motor type of drive,
Motor is separated with wheel hub, and mostly rear wheel drive, using wheel hub motor direct-drive type, the suspension system of four motorized wheels mode
It is less.
The content of the invention
Goal of the invention：Present invention aims in view of the shortcomings of the prior art, there is provided a kind of wheel hub motor direct drive electric
The multi-link lever suspension fork Direct wheel drives system of automobile, can not only meet the power demand of electric automobile, and can reduce complete vehicle quality,
Power transmission efficiency is improved, there is compact-sized, good riding stability and flexible maneuverability.
Technical scheme：The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile of the present invention,
Including wheel hub motor direct-drive type drive system and suspension assembly device；The wheel hub motor direct-drive type drive system include tire,
The wheel hub and wheel hub motor being connected with tire, wheel hub motor are connected by boss bolt with wheel hub；Suspension assembly device includes
Wheel motor shaft, knuckle, it is upper after control arm, control arm of going forward, lower preceding control arm, it is lower after control arm, shock absorber, in knuckle
Portion is connected by sleeve assembly with wheel motor shaft, is hinged and connected, is turned to control arm of going forward, upper rear control arm at the top of knuckle
Save bottom to be hinged and connected with upper rear control arm, lower rear control arm, control arm of going forward, upper rear control arm, lower preceding control arm, lower rear control
Arm processed is hinged and connected with subframe, and shock absorber top is by the U-shaped section fork in upper end and subframe is hinged and connected, bottom passes through lower end U
Type section fork is hinged and connected with lower preceding control arm.
Above-mentioned technical proposal is further improved, the sleeve assembly includes No.1 axle sleeve, No. two axle sleeves, self-locking nuts；Institute
State wheel motor shaft and be sequentially provided with face of cylinder B, external splines, screw thread vertically, No.1 axle sleeve is arranged in wheel motor shaft with it
Internal spline coordinates with wheel motor shaft external splines, and the positioning end face D of No.1 axle sleeve is spacing at wheel motor shaft face of cylinder B end
Face, other end C are provided with several positioning holes, and No.1 axle sleeve is circumferentially provided with knuckle thrust step, interior in the middle part of knuckle
Borehole jack be located on No.1 axle sleeve be diverted section thrust step it is spacing, No. two end face of shaft bush are provided with several positioning boss, along No. two
Axle sleeve outer cylinder is provided with one section of conical mating surface, and No. two axle sleeves correspond to No.1 axle sleeve positioning hole with positioning boss and carried out axially admittedly
Fixed, the conical mating surface of No. two axle sleeves compresses knuckle mating surface, the screw thread mating connection of self-locking nut and wheel motor shaft.
Further, No. two axle sleeves are provided with knuckle fixed bolt hole, and the knuckle endoporus corresponds to knuckle
Fixed bolt hole is provided with tapped through hole, and No.1 axle is limited by the fixing bolt through tapped through hole, knuckle fixed bolt hole
Set, No. two axle sleeves, the circular motion of knuckle.
Further, the No.1 axle sleeve is provided with positioning hole a, positioning hole b and positioning hole c, adjacent angle be respectively 100o,
130o and 130o；No. two axle sleeves be provided with positioning boss a, positioning boss b, positioning boss c, adjacent angle be respectively 100o,
130o and 130o.
Further, the wheel hub motor is connected by bolt with brake disc, and brake cylinder is fixed with the knuckle
Brake disc is braked.
Further, the hub motor shell and upper rear control arm, control arm of going forward, lower preceding control arm, lower rear control
Arm uses aluminum alloy material.
Further, it is described it is upper after control arm, control arm of going forward, lower preceding control arm, it is lower after control arm respectively by after upper
Bulb on the outside of control arm, bulb on the outside of control arm of going forward, bulb on the outside of lower preceding control arm, it is lower after on the outside of control arm bulb with it is described
Knuckle is hinged；Control arm, control arm of going forward, lower preceding control arm, lower rear control arm pass through on the inside of upper rear control arm respectively after upper
Pin joint, lower preceding control arm inner side pin joint, lower rear control arm inner side pin joint and subframe on the inside of pin joint, control arm of going forward
It is hinged.
Beneficial effect：（1）Wheel hub motor of the present invention is directly connected by boss bolt with wheel hub, is both streamlined organizations, and is cancelled
The middle devices such as traditional speed changer, main reducing gear and power transmission shaft, be again advantageous to wheel hub motor radiating, meanwhile, to motor
Type selecting, power, layout selection have more selections freely, improve the applicable versatility of wheel hub motor.
（2）Wheel motor shaft and the fixing device of knuckle are by the realization of No.1 axle sleeve, No. two axle sleeves and self-locking nut, No.1
Axle sleeve and No. two axle sleeves are fixed by the spline of inner side with motor shaft, and No.1 and No. two axle sleeve interference fits are fixed with knuckle,
No. two axle sleeve lateral surfaces are circular conical surface, are locked by self-locking nut, and the mode of circular conical surface combination self-locking nut can eliminate length
The wearing clearance formed after phase use.
（3）The present invention upper rear control arm designed, control arm of going forward, lower preceding control arm, lower rear control arm composition multi link
Being suspended in during actual guiding does not have physics stub, and then changes the angle of virtual stub, reaches stub Parameter adjustable, real
The regulation of existing kingpin inclination, castor and camber angle, ensure ease of steering, control stability and reduce tire
Abrasion；Design freedom is larger, and outstanding wheel alignment parameter is easily controlled, and can not only meet the power demand of electric automobile, and
Complete vehicle quality can be reduced, power transmission efficiency is improved, there is compact-sized, good riding stability and flexible maneuverability.
（4）Multi-link lever suspension fork, hub motor shell use aluminum alloy material, can not only meet normal strength and stiffness
Demand, complete vehicle quality is reduced, meet the requirement of electric automobile light-weight design, and topology layout is compact, is advantageous to space cloth
Put.
Brief description of the drawings
Fig. 1 is the multi-link lever suspension fork Direct wheel drives system knot according to wheel hub motor direct-driving electric electrical automobile proposed by the present invention
Structure schematic diagram.
Fig. 2 is hub for vehicle wheel and the affixed schematic diagram of wheel hub motor.
Fig. 3 is wheel motor shaft structural representation.
Fig. 4 is wheel hub motor stator axis and knuckle No.1 axle sleeve structure figure.
Fig. 5 is wheel hub motor stator axis and No. two axle sleeve structure figures of knuckle.
Fig. 6 is the multi-link lever suspension fork Direct wheel drives system assembling disassembly diagram of wheel hub motor direct-driving electric electrical automobile.
In figure：1- tires；2- brake cylinder oil connections；3- brake cylinder bleeder screws；4- brake cylinders；5- wheel hubs electricity
Machine；6- brake discs；7- knuckles；Control arm after 8- is upper；9- goes forward control arm；The U-shaped section fork in 10- upper ends；Pressed on 11- helical springs
Disk；12- helical springs；13- dampers；14- helical spring lower trays；15- wheel motor shafts；Preceding control arm under 16-；Under 17-
Control arm afterwards；18- wheel hubs；19- boss bolts；5- wheel hub motors；Bulb fixing bolt on the outside of control arm after 20- goes forward _ gone up；
21- goes forward bulb on the outside of control arm；22- goes forward pin joint on the inside of control arm；Pin joint on the inside of control arm after 23- is upper；After 24- is upper
Bulb on the outside of control arm；25- knuckles and steering gear connecting ball head mount point；26- screw threads；27- external splines；28- No.1 axle sleeves
End face A；29- faces of cylinder B；30- knuckle thrust steps；31- No.1 axle sleeve cylinders；32- positioning holes a；33- internal splines；34- determines
Position hole c；35- No.1 end face of shaft bush C；36- positioning holes b；37- No.1s axle sleeve positions end face D；No. bis- end face of shaft bush E of 38-；39- bis-
Number axle sleeve cylinder；No. bis- axle sleeves of 40- and knuckle positioning end face F；41- positioning boss b；42- positioning boss a；No. bis- axle sleeves of 43-
With knuckle fixed bolt hole；44- positioning boss c；45- brake discs and the affixed bolt hole of wheel hub motor（5）；46- brake discs
With wheel hub motor bolt（5）；47- No.1 axle sleeves；No. bis- axle sleeves of 48- and knuckle fixing bolt；49- self-locking nuts；Under 50-
Hold U-shaped section fork；51- dampers and lower preceding control arm lower end articulated mounting；Pin joint on the inside of control arm after under 52-；Preceding control under 53-
Bulb on the outside of arm processed；Bulb on the outside of control arm after under 54-；No. bis- axle sleeves of 55-；56- brake cylinders and knuckle fixed bolt hole
（2）.
Embodiment
Technical solution of the present invention is described in detail below by accompanying drawing, but protection scope of the present invention is not limited to
The embodiment.
Embodiment 1：The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile provided by the invention by
Two large divisions is formed, first, the wheel hub motor direct-drive type drive system affixed with hub for vehicle wheel, another part is wheel motor shaft
With knuckle, the suspension assembly device of multi link Joint.
Wheel hub motor direct-drive type drive system includes tire 1, wheel hub 18, brake disc 6, brake cylinder 4, wheel hub motor 5；Wheel
Hub motor 5 is fixed on by boss bolt 19 on the wheel rim of wheel hub 18, and the rotation torque of the outer rotor of wheel hub motor 5 passes through wheel hub spiral shell
Bolt 19 passes to wheel hub 18 and tire 1, drives the synchronous rotary of tire 1；The outer rotor of wheel hub motor 5 is by through bolt hole 45
Bolt 46 is fixedly linked with brake disc 6, the drive synchronous rotary of brake disc 6 of wheel hub motor 5, and the rotary motion of wheel hub motor 5 is direct
Brake disc 6 is passed to, brake cylinder 4 is fixed on knuckle 7 by bolt 56, and brake cylinder oil connection 2 connects braking system
Unite ABS-HCU, the gas in brake line is discharged by brake cylinder bleeder screw 3 after changing brake fluid, car
During wheel braking, the braking procedure to brake disc 6 is completed by brake cylinder 4, realizes deceleration, the parking of electric automobile.
Suspension assembly device include wheel motor shaft 15, it is upper after control arm 8, control arm 9 of going forward, lower preceding control arm 16, under
Control arm 17 afterwards, knuckle 7；Knuckle 7 passes through 47, No. two axle sleeves 55 of No.1 axle sleeve, self-locking nut 49 and wheel motor shaft 15
It is connected, as shown in figure 3, wheel motor shaft 15 is sequentially provided with face of cylinder B29, external splines 27, screw thread 26 vertically；As shown in figure 4,
No.1 axle sleeve 47 is the cylinder that section is annular, and inside is provided with internal spline 33, and end face is positioning end face D27, positions end face
D27 extends periphery knuckle thrust step 30, and other end C is uniformly provided with positioning hole a32, positioning hole b36, positioning hole c34,
Angle between positioning hole a32, positioning hole b36, positioning hole c34 is respectively 100 °, 130 °, 130 °, No.1 axle sleeve positioning end face D
End face A positioning is positioned with wheel motor shaft 15, internal spline coordinates with the external splines 27 of wheel motor shaft 15, and No.1 axle sleeve knuckle stops
Step 30 is pushed away to position with the end face outside of knuckle 7；As shown in figure 5, No. two axle sleeve end face E are provided with positioning boss a42, convex
Platform b41, positioning boss c44, the angle between positioning boss a42 and positioning boss b41 are 100 °, positioning boss c44 and convex
Platform a42 angle, positioning boss c44 and positioning boss b41 angle is 130 °, and No. two axle sleeve cylinders are fixed provided with knuckle
Bolt hole 43, the cylinder of interval knuckle fixed bolt hole 43 position end face F40 for No. two axle sleeves and knuckle, and end face F40 is
Circular conical surface, No. two axle sleeves 55 with positioning boss a, positioning boss b, positioning boss c correspond to positioning hole a, positioning hole b, positioning hole c with
No.1 axle sleeve 47 carries out integrated axial restraint, using the supporting positioning of above-mentioned different angle, ensures No. two axle sleeves 55 after assembling
It is relatively fixed with knuckle fixed bolt hole 43 and the position of internal spline 33；No. two axle sleeves are compressed with knuckle positioning end face F and turned to
Save 7 mating surfaces, self-locking nut 49 coordinates with the screw thread of wheel motor shaft 15 be axially moved spacing, and fixing bolt 48 passes through screw thread
Through hole, knuckle fixed bolt hole 43 limit the relative rotation of 47, No. two axle sleeves 55 of No.1 axle sleeve and knuckle 7 in radial direction, lead to
Cross said apparatus and realize that wheel motor shaft 15 is integrated with knuckle 7.
Control arm 8 and control arm 9 of going forward are respectively by bulb 24 on the outside of upper rear control arm and control arm outside of going forward after above
Bulb 21 is hinged with knuckle 7, and knuckle 7 is provided with bulb fixing bolt 20 on the outside of rear control arm of going forward _ go up, and is controlled before lower
Arm 16 and lower rear control arm 17 pass through bulb 24 and knuckle 7 on the outside of bulb 21 on the outside of lower preceding control arm and lower rear control arm respectively
It is hinged, upper rear control arm 8, control arm 9 of going forward, lower preceding control arm 16, lower rear control arm 17 pass through upper rear control arm respectively
Pin joint 23, lower preceding control arm inner side pin joint 50, lower rear control arm inner side are be hinged on the inside of inner side pin joint 22, upper money control arm
Point 52 is hinged with subframe, and knuckle 7 connects steering assembly by steering gear connecting ball head mount point 25.Damper bottom
End is be hinged by the U-shaped section fork 51 in lower end and lower preceding control arm 16, and top is hinged by the U-shaped section fork 10 in upper end with subframe, spiral
Spring 12 is fixed by helical spring lower tray 14 and upper platen 11.By changing each control arm and subframe pin joint
Relative position wheel alignment parameter can be adjusted.
As described above, although the present invention has been represented and described with reference to specific preferred embodiment, but it must not be explained
For to the limitation of itself of the invention., can be right under the premise of the spirit and scope of the present invention that appended claims define are not departed from
Various changes can be made in the form and details for it.
Claims (7)
1. the multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile, it is characterised in that：Including wheel hub motor
Direct-drive type drive system and suspension assembly device；The wheel hub motor direct-drive type drive system includes tire, is connected with tire
Wheel hub and wheel hub motor, wheel hub motor are connected by boss bolt with wheel hub；Suspension assembly device includes wheel motor shaft, turned
Xiang Jie, upper rear control arm, control arm of going forward, lower preceding control arm, lower rear control arm, shock absorber, knuckle middle part passes through axle sleeve group
Part is connected with wheel motor shaft, at the top of knuckle with control arm of going forward, it is upper after control arm be hinged and connected, knuckle bottom and it is upper after
Control arm, lower rear control arm are hinged and connected, control arm of going forward, upper rear control arm, lower preceding control arm, lower rear control arm and subframe
Be hinged and connected, shock absorber top by upper end it is U-shaped section fork with subframe be hinged and connected, bottom by lower end it is U-shaped section fork with it is lower before
Control arm is hinged and connected.
2. the multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile according to claim 1, it is special
Sign is：The sleeve assembly includes No.1 axle sleeve, No. two axle sleeves, self-locking nuts；The wheel motor shaft is set successively vertically
There are face of cylinder B, external splines, screw thread, No.1 axle sleeve is arranged in wheel motor shaft with its internal spline and wheel motor shaft external splines
Coordinate, the positioning end face D of No.1 axle sleeve is spacing to be positioned in wheel motor shaft face of cylinder B end face, other end C provided with several
Hole, No.1 axle sleeve are circumferentially provided with knuckle thrust step, and the endoporus in the middle part of knuckle, which is set on No.1 axle sleeve, is diverted section
Thrust step is spacing, and No. two end face of shaft bush are provided with several positioning boss, matches somebody with somebody along No. two axle sleeve outer cylinders provided with one section of cone
Conjunction face, No. two axle sleeves correspond to No.1 axle sleeve positioning hole with positioning boss and carry out axial restraint, the conical mating surface of No. two axle sleeves
Compress knuckle mating surface, the screw thread mating connection of self-locking nut and wheel motor shaft.
3. the multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile according to claim 2, it is special
Sign is：No. two axle sleeves are provided with knuckle fixed bolt hole, and the knuckle endoporus corresponds to knuckle fixed bolt hole
Provided with tapped through hole, No.1 axle sleeve, No. two axles are limited by the fixing bolt through tapped through hole, knuckle fixed bolt hole
Set, the circular motion of knuckle.
4. the multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile according to claim 2, it is special
Sign is：It is respectively 100o, 130o and 130 that the No.1 axle sleeve, which is provided with positioning hole a, positioning hole b and positioning hole c, adjacent angle,
º；No. two axle sleeves are provided with positioning boss a, positioning boss b, positioning boss c, and adjacent angle is respectively 100o, 130o and 130
º。
5. the multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile according to claim 1, it is special
Sign is：The wheel hub motor is connected by bolt with brake disc, and be fixed with brake cylinder on the knuckle enters to brake disc
Row braking.
6. the multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile according to claim 1, it is special
Sign is：The hub motor shell and upper rear control arm, control arm of going forward, lower preceding control arm, lower rear control arm use aluminium
Alloy material.
7. the multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile according to claim 1, it is special
Sign is：The upper rear control arm, control arm of going forward, lower preceding control arm, lower rear control arm pass through on the outside of upper rear control arm respectively
Bulb on the outside of bulb, control arm of going forward, bulb on the outside of lower preceding control arm, it is lower after on the outside of control arm bulb cut with scissors with the knuckle
Connect；Control arm after upper, control arm of going forward, lower preceding control arm, it is lower after control arm respectively by pin joint on the inside of control arm after upper, on
Pin joint, lower preceding control arm inner side pin joint, lower rear control arm inner side pin joint and subframe are hinged on the inside of preceding control arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720508192.6U CN206797043U (en) | 2017-05-09 | 2017-05-09 | The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720508192.6U CN206797043U (en) | 2017-05-09 | 2017-05-09 | The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206797043U true CN206797043U (en) | 2017-12-26 |
Family
ID=60739537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720508192.6U Expired - Fee Related CN206797043U (en) | 2017-05-09 | 2017-05-09 | The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206797043U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994875A (en) * | 2017-05-09 | 2017-08-01 | 三江学院 | The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile |
| CN108859732A (en) * | 2018-07-03 | 2018-11-23 | 山东理工大学 | A kind of distribution wheel hub driving electric automobile chassis structure |
| CN109866569A (en) * | 2019-04-02 | 2019-06-11 | 江苏盛海智能科技有限公司 | A kind of vehicle suspension system |
| GB2582330A (en) * | 2019-03-19 | 2020-09-23 | Jaguar Land Rover Ltd | Steering axle assembly |
-
2017
- 2017-05-09 CN CN201720508192.6U patent/CN206797043U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994875A (en) * | 2017-05-09 | 2017-08-01 | 三江学院 | The multi-link lever suspension fork Direct wheel drives system of wheel hub motor direct-driving electric electrical automobile |
| CN106994875B (en) * | 2017-05-09 | 2023-10-13 | 三江学院 | Multi-link suspension wheel edge driving system of hub motor direct-drive type electric automobile |
| CN108859732A (en) * | 2018-07-03 | 2018-11-23 | 山东理工大学 | A kind of distribution wheel hub driving electric automobile chassis structure |
| CN108859732B (en) * | 2018-07-03 | 2021-08-10 | 山东理工大学 | Distributed hub-driven electric automobile chassis structure |
| GB2582330A (en) * | 2019-03-19 | 2020-09-23 | Jaguar Land Rover Ltd | Steering axle assembly |
| CN109866569A (en) * | 2019-04-02 | 2019-06-11 | 江苏盛海智能科技有限公司 | A kind of vehicle suspension system |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |