CN208180774U - A kind of independent suspension electric drive front steering axle - Google Patents
A kind of independent suspension electric drive front steering axle Download PDFInfo
- Publication number
- CN208180774U CN208180774U CN201820712911.0U CN201820712911U CN208180774U CN 208180774 U CN208180774 U CN 208180774U CN 201820712911 U CN201820712911 U CN 201820712911U CN 208180774 U CN208180774 U CN 208180774U
- Authority
- CN
- China
- Prior art keywords
- independent
- assembly
- hole
- bridge
- suspension arrangement
- 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.)
- Active
Links
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model discloses a kind of independent suspension electric drive front steering axles, are related to electric motor coach technical field.The independent suspension electric drive front steering axle includes left brake gear, left steering regulating device, left independent bridge and suspension arrangement, left drive shaft device, driving motor, steering trapezium device, differential torsion increasing device, right driveline, right independent bridge and suspension arrangement, right turn regulating device, right brake gear；Driving motor is connect with differential torsion increasing device, left independent bridge and suspension arrangement, right independent bridge and suspension arrangement are respectively symmetrically set to the two sides of differential torsion increasing device, left independent bridge and suspension arrangement are connect with differential torsion increasing device by left drive shaft device, and right independent bridge and suspension arrangement are connect with differential torsion increasing device by right driveline.The independent suspension electric drive front steering axle of the utility model drove form supplemented with existing pure electric vehicle, had the characteristics that structure is simple, reliable performance, thermal diffusivity are good.
Description
Technical field
The utility model relates to electric motor coach technical fields, and in particular to a kind of independent suspension electric drive front steering axle.
Background technique
Currently, the drive form of domestic pure electric vehicle has following two: one, using the transmission of transmission axis connection driving rear axle
Form, at this point, driving motor needs to be flexibly connected to floor underframe for vehicle, transmission shaft will have sufficient length to meet transmission intensity, up and down
Flexible and universal connection is swung, occupied space is big；Two, using the driving form of electric drive rear axle, in electric drive rear axle
Left and right wheel hub respectively arranges a driving motor, left and right wheel hub rotation is respectively driven, with structure is complicated, motor radiating
The deficiencies of poor, expensive and inconvenient maintenance.Country's pure electric coach uses rear driving axle at present.Therefore, to current
Electric drive form is supplemented, before obtaining the independent suspension electric drive steering that a kind of structure is simple, reliable performance, thermal diffusivity are good
Bridge is this field urgent problem to be solved.
Utility model content
In order to overcome above-mentioned technical problem, the purpose of this utility model is to provide a kind of steerings of independent suspension electric drive
Preceding bridge, the electric drive front steering axle supplement the drive form of existing pure electric vehicle, simple, reliable performance, heat dissipation with structure
The features such as property is good.
The purpose of this utility model can be achieved through the following technical solutions:
The utility model provides a kind of independent suspension electric drive front steering axle, including left brake gear, left steering section
Device, left independent bridge and suspension arrangement, left drive shaft device, driving motor, steering trapezium device, differential torsion increasing device, right biography
Moving axis device, right independent bridge and suspension arrangement, right turn regulating device, right brake gear；The driving motor and differential torque increase
Device connection, left independent bridge and suspension arrangement, right independent bridge and suspension arrangement are respectively symmetrically set to the two sides of differential torsion increasing device,
The connection of the chassis of left independent bridge and suspension arrangement, right independent bridge and suspension arrangement and car, left independent bridge and suspension arrangement and poor
Dynamic torsion increasing device is connected by left drive shaft device, and right independent bridge and suspension arrangement and differential torsion increasing device pass through right drive shaft cartridge
Connection is set, left brake gear is set on the left of left independent bridge and suspension arrangement, and right brake gear is set to right independent bridge and suspension
On the right side of device, steering trapezium device is set to the lower front of differential torsion increasing device and is arranged symmetrically, the left side on steering trapezium device
Pull rod, right pull rod crosswise are connect with left steering regulating device, right turn regulating device respectively crosswise.
Further, the left brake gear is identical as the modular construction of right brake gear, all includes disc type brake
Device, brake disc and wheel hub entirety assembly, wheel bolt and nut；The fixation bracket of disk brake is bolted on steering
On the hollow knuckle of regulating device, two pieces of friction plates of disk brake are stuck in the brake disc two of brake disc Yu wheel hub entirety assembly
Side；Brake disc and wheel hub entirety assembly are mounted in the two-stage cone bearing outer circle for turning to regulating device, and inner cavity bearing hole, which accommodates, to be turned
It to the two-stage cone bearing outer circle of regulating device, and can be freely rotated, entire disk brake is also with turning to hollow turn of regulating device
It is swung to section；Wheel bolt passes through the outboard disc bolt hole of brake disc and wheel hub entirety assembly.
Further, the brake disc and wheel hub entirety assembly have the whole precision castings of brake disc and wheel hub effect,
Two disks are arranged in inside, and two disks are connected by several small fang platform muscle, and the radius of small fang platform muscle is different and staggeredly radial direction is divided
Cloth, gap setting between two disks；Several wheel bolt holes and several flange reel fixing screwed holes, axis is arranged in outboard disc
To setting hollow cavity, inner cavity is equipped with inside and outside two bearing holes.
Further, the left steering regulating device, the modular construction of right turn regulating device are identical, all include hollow steering
Section, flanged shaft, outer sleeve bearings, inner sleeve bearings, outer cone bearing, interior cone bearing, upper knuckle spindle, lower knuckle spindle,
Internal screw thread round nut；Outer cone bearing, the setting of interior cone bearing inner circle are mounted on hollow knuckle left end spindle nose two-stage cone bearing outer circle
On shoulder, the setting of two bearing top circle is mounted in brake disc and wheel hub entirety assembly inner cavity two-stage bearing hole, internal screw thread circle spiral shell
Mother screws on hollow knuckle outermost end external screw thread, and locks outboard bearing；Outer sleeve bearings, inner sleeve bearings difference are embedding
Enter in the inner cavity two-stage sliding bearing inner hole of hollow knuckle；Flanged shaft passes through outer sleeve bearings inner hole and independent bridge and suspension
The universal axle assembly internal splined hole of device connects, and the disk of flanged shaft is connect by bolt and brake disc with wheel hub entirety assembly；
Upper knuckle spindle, lower knuckle spindle are two components concentric, with diameter, are each passed through the U-shaped fork face of hollow knuckle
Upper and lower hole, and be fastened by bolts.
Further, axis inwardly empty fine steel casting, hollow knuckle left end spindle nose outer circle is arranged in the hollow knuckle
Two-stage cone bearing outer circle shoulder is processed, one section of external screw thread, axial bore setting installation two-stage sliding bearing inner hole is arranged in left outermost end；
Hollow knuckle right end is arranged half packet U-shaped and pitches, and cylinder shape inner wall is arranged in the middle part of inner cavity, accommodates the universal joint rotation of universal axle assembly
Space, U-shaped pitch finger tip up and down and coaxial same size inner hole are arranged；External splines, other end setting is arranged in the flanged shaft, one end
One group of hole is arranged circumferentially in extension flange face, flange face；The upper knuckle spindle, lower knuckle spindle, outside setting band end face
Prolong the straight pin of flange face, all cloth through-holes are set on flange face.
Further, the modular construction of the left independent bridge and suspension arrangement, right independent bridge and suspension arrangement is identical, all wraps
Containing independent pontic, universal axle assembly, spacer, cone bearing, round nut, straight pin, upper triangle arm assembly, lower triangle arm assembly, sky
Air bag assembly, vibration damper assembly；Independent pontic U-shaped fork up and down refer to face be stuck in hollow knuckle U-shaped pitch medial surface, hollow turn
To upper knuckle spindle, the lower knuckle spindle of section, the upper lower opening for being each passed through hollow knuckle U-shaped fork face and independent pontic U-shaped are set
Fork refers to the hole in face up and down, and brake gear and steering regulating device surround the total axis swing of upper knuckle spindle and lower knuckle spindle；
Universal axle assembly passes through the axis of cone bearing bore in the middle part of spacer and independent pontic, and round nut screws in the outer spiral shell of right end axis of universal axle assembly
The universal-joint fork of line, locking right end cone bearing, external screw thread right end optical axis section straight pin and driveline connects, and universal shaft is total
At left end female splined shaft pass through turn to regulating device inner sleeve bearings hole and with turn to regulating device flange axis connection；Upper three
The tip of angle arm assembly is in A type, and bolt passes through the opposite axis of cone bearing bore of a pair of upper triangle arm assembly and is mounted to independent bridge
The upper end inner hole of body；The tip of lower triangle arm assembly is in A type, and bolt passes through the opposite axis of cone bearing bore of a pair of lower triangle arm assembly
And it is mounted to the lower end inner hole of independent pontic；The lower plane stud of air bag assembly screws in the upper transverse plane spiral shell of independent pontic
In pit；The lower bracket of vibration damper assembly is installed on the trailing flank of independent pontic and deviates center, vibration damper assembly and transmission
There is gap between shaft device.
Further, cube is arranged in the top of the independent pontic, and upper plane is equipped with for installing air bag assembly
Threaded hole；Rotary table with holes is arranged in upper left side, and bottom is also provided with rotary table with holes；Bridge axle heart setting band two-stage bearing hole circle
Column, left side are connected with U forked body and are connected by reinforcing rib；Upper left side round platform hole is equipped with triangle arm assembly, bottom circle
Platform hole is equipped with lower triangle arm assembly, bridge axle heart two-stage bearing hole setting installation cone bearing；Finger tip is equipped with coaxially U forked body up and down
And the identical inner hole of size.
Further, the both ends tape spool of the universal axle assembly, left end universal-joint fork setting band female splined shaft, right end are universal
Two cross bores are arranged in section fork setting band optical axis, optical axis right end；The elastomer of the built-in limit rubber block of the air bag assembly；Institute
Symmetrical A shape frame is arranged in the upper triangle arm assembly stated, and small end is equipped with a pair of of cone bearing and installs the small assembly of bolt, and the two of A shape frame
Rubber spherical joint is arranged in foot；Asymmetrical A shape frame is arranged in the lower triangle arm assembly, and small end is equipped with a pair of of cone bearing and installation spiral shell
Rubber spherical joint is arranged in the bipod of the small assembly of bolt, A shape frame；The vibration damper assembly is equipped with two-way double acting damper, lower branch
Frame is mounted on the top on rear side of independent pontic and being located at lower triangle arm assembly.
Further, the differential torsion increasing device includes lower case, differential mechanism, input shaft, upper housing, driving gear, quilt
Moving gear, cone bearing, external screw thread round nut；Input shaft passes through the output axis connection of driving tooth wheel bore and driving motor, input shaft
Splined end external splines is engaged with the output shaft internal spline of driving motor；Lower case, upper housing are set as casting and by bolt spiral shells
Mother's locking is to form interior empty van body, and with differential mechanism both ends cone bearing hole axle center parting surface, flange rim is arranged in individually separated end, under
Shell flange, upper housing flange face are equipped with the hole of respective numbers and are tightened by bolt and nut；Driving gear, driven gear are
A pair of intermeshing spur gear pair；Driven gear is mounted on differential casing, and two cone bearings are separately mounted to differential carrier
On the body shaft shoulder, the cone bearing of entire assembly is arranged in tank ends axis of cone bearing bore, and external screw thread round nut screws in tank ends cone
In bearing threads hole.
Further, the driveline is equipped with the flexible section transmission shaft of band, and both ends have universal joint, and outside is universal
The outer fork shaft set setting cross bore of section, is connected by the universal axle assembly optical axis cross bore of two straight pins and independent bridge and suspension arrangement
It connects；The male splined shaft of inner joint is connect with the differential mechanism sun gear internal spline of differential torsion increasing device, and axial retaining ring position is arranged
On the inside of the lateral cover board of differential torsion increasing device.
The utility model has the beneficial effects that
1, the independent suspension electric drive front steering axle of the utility model is passed through by the rotor output power of driving motor
Driving gear, the driven gear of differential torsion increasing device drive differential mechanism rotating, then are being divided respectively by left and right driveline
Not Jing Guo left and right independent bridge and suspension arrangement universal axle assembly, left and right steering is transmitted to by respective universal axle assembly respectively
The left and right flanged shaft of regulating device, and then the left and right brake disc of car and wheel hub entirety assembly has been driven to rotate respectively, realize vehicle
Traveling；When needing to turn to, torque arm is turned to by the left side of steering trapezium device and is swung, steering trapezium device is driven
Left side brace and right hand steering torque arm swing, and then drive swinging for right side brace, swing same
When so that the left and right hollow knuckle for turning to regulating device is made swing, then by differential mechanism differential speed rotation, realize steering situation；
When needing to brake, brake piping is inflated to the brake chamber of left and right brake gear, passes through the card of left and right brake gear
Pincers are shunk, and stop the rotation of brake disc and wheel hub entirety assembly, realize car damped condition；The A shape of upper and lower triangle arm assembly
Frame bipod rubber spherical joint, the upper cover plate of air bag assembly, vibration damper assembly upper end are connect with underframe of coach, realize preceding independence
Suspension.In conclusion the utility model driving front steering axle supplements existing pure electric vehicle and drove form, there is structure letter
The features such as list, reliable performance, thermal diffusivity are good.
2, left independent bridge and suspension arrangement, right independent bridge and suspension arrangement are both car movement, weight carrier and connection
The suspension that vehicle vibration is reduced to underframe of coach has the advantages that move transmitting, weight bearing, movement damping.
3, monoblock type brake disc and wheel hub entirety assembly have light-weight, and rotator inertia is small, interior outboard disc concentricity, phase
To the manageable advantage of plane parallelism machining accuracy.
Detailed description of the invention
The utility model will be further described below with reference to the accompanying drawings.
Fig. 1 is the main view of the utility model independent suspension electric drive front steering axle；
Fig. 2 is the top view of the utility model independent suspension electric drive front steering axle；
Fig. 3 is the structural schematic diagram of brake disc Yu wheel hub entirety assembly；
Fig. 4 is the structural schematic diagram of left steering regulating device；
Fig. 5 is the structural schematic diagram of left independent bridge and suspension arrangement；
Fig. 6 is the structural schematic diagram of independent pontic；
Fig. 7 is the structural schematic diagram of differential torsion increasing device.
In figure: 1, left brake gear, 2, left steering regulating device, 3, left independent bridge and suspension arrangement, 4, left drive shaft dress
It sets, 5, driving motor, 6, steering trapezium device, 7, differential torsion increasing device, 8, right driveline, 9, right independent bridge and suspension dress
It sets, 10, right turn regulating device, 11, right brake gear, 21, upper knuckle spindle, 22, hollow knuckle, 23, interior cone bearing,
24, outer cone bearing, 25, internal screw thread round nut, 26, flanged shaft, 27, outer sleeve bearings, 28, inner sleeve bearings, 29, lower turn
To section sell, 31, air bag assembly, 32, upper triangle arm assembly, 33, vibration damper assembly, 34, straight pin, 35, round nut, 36, under
Triangle arm assembly, 37, independent pontic, 38, cone bearing, 39, spacer, 40, universal axle assembly, 71, lower case, 72, differential mechanism,
73, input shaft, 74, upper housing, 75, driving gear, 76, driven gear, 77, cone bearing, 78, external screw thread round nut.
Specific embodiment
Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete
Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, fall within the protection scope of the utility model.
A kind of independent suspension electric drive front steering axle as shown in Figs. 1-2, including left brake gear 1, left steering section dress
Set 2, left independent bridge and suspension arrangement 3, left drive shaft device 4, driving motor 5, steering trapezium device 6, differential torsion increasing device 7,
Right driveline 8, right independent bridge and suspension arrangement 9, right turn regulating device 10, right brake gear 11.Wherein, driving motor
5 connect with differential torsion increasing device 7, and left independent bridge and suspension arrangement 3, right independent bridge and suspension arrangement 9 are respectively symmetrically set on differential
The two sides of torsion increasing device 7.The structure of left independent bridge and suspension arrangement 3, right independent bridge and suspension arrangement 9 is identical.Left independent bridge and
Suspension arrangement 3 is connect with differential torsion increasing device 7 by left drive shaft device 4, and right independent bridge and suspension arrangement 9 and differential torque increase fill
It sets 7 to connect by right driveline 8, left brake gear 1 is set to 3 left side of left independent bridge and suspension arrangement, right brake dress
It sets 11 and is set to right independent bridge and the right side of suspension arrangement 9, steering trapezium device 6 is set to the lower front of differential torsion increasing device 7 and right
Claim arrangement, the left pull rod crosswise, right pull rod crosswise on steering trapezium device 6 respectively with left steering regulating device 2, right turn regulating device
10 connections.
Wherein, steering trapezium device 6 is leverage turning member, is connect with left steering regulating device 2, right turn regulating device 8,
It ensure that driving turns to.Driving motor 5 is permanent-magnet brushless DC electric machine, is used to provide power.Differential torsion increasing device 7 is differential increasing
Component is turned round, ensure that reduction of speed torque increase and differential action.Left brake gear 1, right brake gear 11 are disk brake, are used for
The braking function of bridge is provided.Left independent bridge and suspension arrangement 3, right independent bridge and suspension arrangement 9 are both car movement, weight load
Body, and be to be connected to underframe of coach to reduce the suspension of vehicle vibration.
As Figure 1-Figure 4, left brake gear 1 is identical as the modular construction of right brake gear 11, all includes disc type
Brake, brake disc and wheel hub entirety assembly, wheel bolt and nut.The fixation bracket of two disk brakes passes through bolt point
It is not fixed on the hollow knuckle 22 of left steering regulating device 2 and right turn regulating device 10, two pieces of each disk brake rub
Pad is stuck in the brake disc two sides of brake disc and wheel hub entirety assembly and passes through the clamp folding and unfolding of disk brake, controls brake disc
With the braking disc spins or stalling of wheel hub entirety assembly；Brake disc and wheel hub entirety assembly are mounted on the interior axis of cone for turning to regulating device
It holds in 23 and 24 outer circle of outer cone bearing, and can be freely rotated, entire disk brake is also with the hollow steering for turning to regulating device
Section 22 is swung；Wheel bolt passes through the outboard disc bolt hole of brake disc and wheel hub entirety assembly, guarantees the assembly of wheel.
As shown in figure 4, the structure chart of brake disc and wheel hub entirety assembly, brake disc and wheel hub entirety assembly have brake disc
With the whole precision castings of wheel hub effect, two disks are arranged in inside, and two disks are connected by multiple small fang platform muscle, these small sides
Platform muscle radius is different and staggeredly radial distribution, and gap setting can be used for radiating between two disks, if dry turning is arranged in outboard disc
Take turns bolt hole and several flange reel fixing screwed holes.Monoblock type brake disc and wheel hub entirety assembly have light-weight, and rotation is used
Property small, interior outboard disc concentricity, the opposite manageable advantage of plane parallelism machining accuracy.Brake disc and wheel hub entirety assembly
It is axially hollow cavity, inner cavity is equipped with inside and outside two bearing holes.
As shown in Figure 1, Figure 4, Figure 5, left steering regulating device 2, the modular construction of right turn regulating device 10 are identical, all comprising sky
Heart knuckle 22, flanged shaft 26, outer sleeve bearings 27, inner sleeve bearings 28, outer cone bearing 24, interior cone bearing 23, upper turn
To section pin 21, lower knuckle spindle 29, internal screw thread round nut 25.Outer cone bearing 24, the setting of 23 inner circle of interior cone bearing are mounted on hollow
On 22 left end spindle nose two-stage cone bearing outer circle shoulder of knuckle, outer cone bearing 24, interior cone bearing 23 outer circle be placed in brake disc with
In the two-stage bearing hole of wheel hub entirety assembly inner cavity, internal screw thread round nut 25 is screwed on hollow 22 outermost end external screw thread of knuckle, and
Lock outer cone bearing 24；The inner cavity two-stage that outer sleeve bearings 27, inner sleeve bearings 28 are respectively embedded into hollow knuckle 22 is sliding
In dynamic bearing inner hole；Flanged shaft 26 passes through in the universal axle assembly 40 of 27 inner hole of outer sleeve bearings and independent bridge and suspension arrangement
Splined hole connection, the disk bolt of flanged shaft 26 connect with brake disc, wheel hub entirety assembly, and drive brake disc whole with wheel hub
Body assembly can be freely rotated on two bearing top circles；Upper knuckle spindle 21, lower knuckle spindle 29 be it is concentric, with diameter two
A component, is each passed through the upper and lower hole in the U-shaped fork face of hollow knuckle 22, and is fastened by bolts.Entire disk brake
As the hollow knuckle 22 for turning to regulating device is swung around upper knuckle spindle 21, lower knuckle spindle 29.
As shown in Fig. 1, Fig. 4, Fig. 5, Fig. 6, the component of left independent bridge and suspension arrangement 3 and right independent bridge and suspension arrangement 9
Structure is identical, all comprising independent pontic 37, universal axle assembly 40, spacer 39, cone bearing 38, round nut 35, straight pin 34, on
Triangle arm assembly 32, lower triangle arm assembly 36, air bag assembly 31, vibration damper assembly 33.Upper triangle arm assembly 32, lower triangle
Arm assembly 36 is connect with the chassis of car, the U-shaped of independent pontic 37 fork refer to up and down face be stuck in hollow knuckle 22 U-shaped fork go up,
Lower medial surface turns to the upper knuckle spindle 21 of regulating device, lower knuckle spindle 29 is each passed through the U-shaped fork face of hollow knuckle 22
The U-shaped of upper lower opening and independent pontic 37 fork refers to the hole in face up and down, and brake gear and steering regulating device surround upper knuckle spindle 21
With the total axis swing of lower knuckle spindle 29.Universal axle assembly 40 passes through the middle part axis of cone bearing bore of spacer 39 and independent pontic 37,
Round nut 35 screws on the right end axis external screw thread of universal axle assembly 40, locks right end cone bearing, external screw thread right end optical axis section circle
Pin 34 is connect with the universal-joint fork of driveline, and the left end female splined shaft of universal axle assembly 40, which passes through, turns to the interior of regulating device
28 hole of sideslip dynamic bearing is connect with the flanged shaft 26 for turning to regulating device.The tip of upper triangle arm assembly 32 is in A type, and bolt passes through
The opposite axis of cone bearing bore of a pair of upper triangle arm assembly 32 and the upper end inner hole for being mounted to independent pontic 37.Lower triangle arm assembly
36 tip is in A type, and bolt passes through the opposite axis of cone bearing bore of a pair of lower triangle arm assembly 36 and is mounted to independent pontic 37
Lower end inner hole.The stud of 31 lower plane of air bag assembly screws in the upper end flat thread hole of independent pontic 37, and damper is total
Center is installed on the trailing flank of independent pontic 37 and deviateed at 33 lower bracket, is had between vibration damper assembly 33 and driveline
There is gap.Left independent bridge and suspension arrangement 3, right independent bridge and suspension arrangement 9 are both car movement, weight carrier and connection
To underframe of coach and reduce vehicle vibration suspension, effect be movement transmitting, weight bearing, move damping.Universal shaft is total
At 40 both ends tape spool, left end universal-joint fork setting band female splined shaft, right end universal-joint fork setting band optical axis, optical axis right end
Two cross bores are set；The elastomer of the built-in limit rubber block of air bag assembly 31；Symmetrical A shape is arranged in upper triangle arm assembly 32
Frame, small end are equipped with a pair of of cone bearing and the installation small assembly of bolt, and rubber spherical joint is arranged in the bipod of A shape frame；Lower triangle arm assembly
The 36 asymmetrical A shape framves of setting, small end are equipped with a pair of of cone bearing and the installation small assembly of bolt, and ball is arranged in the bipod of A shape frame
Joint；Vibration damper assembly 33 is equipped with two-way double acting damper, and lower bracket is mounted on independent 37 rear side of pontic and is located at lower three
The top of angle arm assembly 36.
As shown in fig. 6, the structure chart of independent pontic 37, independent pontic 37 is the forge piece of bridge carrying ontology before independence, on
Under stand, cube is topmost set, and upper plane is equipped with threaded hole for installing air bag assembly.Circle with holes is arranged in upper left side
Platform, bottom are also provided with rotary table with holes；Bridge axle heart setting band two-stage bearing hole cylinder, left side is connected with U forked body and leads to
Cross reinforcing rib connection.Upper left side round platform hole is equipped with triangle arm assembly, and bottom round platform hole is equipped with lower triangle arm assembly, bridge axle
Heart two-stage bearing hole installs cone bearing；Finger tip is equipped with the coaxial and identical inner hole of size to U forked body up and down.
As shown in fig. 7, differential torsion increasing device 7 includes lower case 71, differential mechanism 72, input shaft 73, upper housing 74, driving tooth
Take turns 75, driven gear 76, cone bearing 77, external screw thread round nut 78；Input shaft 73 is defeated by driving gear 75 and driving motor 5
Axis connection out, 73 splined end external splines of input shaft are engaged with the output shaft internal spline of driving motor 5；Driving gear 75, passive tooth
Wheel 76 is a pair of of intermeshing spur gear pair, and effect is deceleration torque increase；Lower case 71, upper housing 74 are casting and pass through bolt
Nut check is to form interior empty van body, with 72 both ends cone bearing of differential mechanism, 77 hole axle center parting surface.71 parting flange of lower case, on
74 parting flange face of shell processes respectively, and the hole of corresponding identical quantity is processed on flange face and is fastened by bolt and nut, then plus
Work tank ends axis of cone bearing bore and threaded hole guarantee concentricity；The setting of driven gear 76 is mounted on 72 shell of differential mechanism, and two
Cone bearing 77 is separately mounted on the 72 shell shaft shoulder of differential mechanism, and the cone bearing 77 of entire assembly is arranged in tank ends axis of cone bearing bore
Interior, external screw thread round nut 78 screws in tank ends cone bearing threaded hole.The effect of differential mechanism 72 is the differential torque increase when turning to
Two side output end revolving speed differential action of device.
The working principle of bridge before the electrically driven steering of the utility model: pass through the rotor output power of driving motor 5, warp
Driving gear 75, the driven gear 76 of differential torsion increasing device 7 are crossed, differential mechanism 72 is driven to rotate, then is filled respectively by left drive shaft
4, right driveline 8 is set, in the universal shaft for passing through left independent bridge and suspension arrangement 3 and right independent bridge and suspension arrangement 9 respectively
Assembly 40 is transmitted to the flanged shaft 26 of left steering regulating device 2, right turn regulating device 10 by respective universal axle assembly 40 respectively,
And then the left and right brake disc of car and wheel hub entirety assembly has been driven to rotate respectively, realize the traveling of vehicle；When needing to turn to,
Torque arm is turned to by the left side of steering trapezium device 6 to swing, and the left side brace of steering trapezium device 6 and right side is driven to turn
To swinging for torque arm, and then swinging for right side brace is driven, swings while making left and right steering regulating device
Hollow knuckle 22 make swing, then by 72 differential speed rotation of differential mechanism, realize steering situation；When needing to brake, system
Dynamic pipeline passes through the clamp of left and right brake gear to the brake chamber inflation of left brake gear 1, right brake gear 11
It shrinks, stops the rotation of brake disc and wheel hub entirety assembly, realize car damped condition；The utility model passes through upper Triangular Arm
A shape frame bipod rubber spherical joint, the upper cover plate of air bag assembly 31, vibration damper assembly 33 of assembly 32 and lower triangle arm assembly 36
Upper end is connect with underframe of coach and driving motor 5 is mounted on underframe of coach, realizes bridge system, independent suspension before independence
The function of system and power-transmission system.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
Above content is only to the utility model structure example and explanation, the technology people of affiliated the art
Member makes various modifications or additions to the described embodiments or is substituted in a similar manner, without departing from reality
With novel structure or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (10)
1. a kind of independent suspension electric drive front steering axle, it is characterised in that: including left brake gear, left steering regulating device, a left side
Independent bridge and suspension arrangement, left drive shaft device, driving motor, steering trapezium device, differential torsion increasing device, right drive shaft cartridge
It sets, right independent bridge and suspension arrangement, right turn regulating device, right brake gear；The driving motor and differential torsion increasing device connect
It connects, left independent bridge and suspension arrangement, right independent bridge and suspension arrangement are respectively symmetrically set to the two sides of differential torsion increasing device, left independence
The connection of the chassis of bridge and suspension arrangement, right independent bridge and suspension arrangement and car, left independent bridge and suspension arrangement and differential torque increase
Device is connected by left drive shaft device, and right independent bridge and suspension arrangement are connected with differential torsion increasing device by right driveline
It connects, left brake gear is set on the left of left independent bridge and suspension arrangement, and right brake gear is set to right independent bridge and suspension arrangement
Right side, steering trapezium device are set to the lower front of differential torsion increasing device and are arranged symmetrically, and the left side on steering trapezium device is crosswise
Pull rod, right pull rod crosswise are connect with left steering regulating device, right turn regulating device respectively.
2. a kind of independent suspension electric drive front steering axle according to claim 1, it is characterised in that: the left brake dress
Set it is identical as the modular construction of right brake gear, all comprising disk brake, brake disc and wheel hub entirety assembly, wheel bolt
And nut；The fixation bracket of disk brake is bolted on the hollow knuckle for turning to regulating device, disk brake
Two pieces of friction plates be stuck in the brake disc two sides of brake disc Yu wheel hub entirety assembly；Brake disc and wheel hub entirety assembly, which are mounted on, to be turned
To in the two-stage cone bearing outer circle of regulating device, inner cavity bearing hole accommodates the two-stage cone bearing outer circle for turning to regulating device, and can be certainly
By rotating, entire disk brake is swung also with the hollow knuckle for turning to regulating device；Wheel bolt passes through brake disc and wheel
The outboard disc bolt hole of hub entirety assembly.
3. a kind of independent suspension electric drive front steering axle according to claim 2, it is characterised in that: the brake disc with
Wheel hub entirety assembly has the whole precision castings of brake disc and wheel hub effect, and two disks are arranged in inside, if two disks pass through
It does small fang platform muscle to connect, the radius difference of small fang platform muscle and staggeredly radial distribution, gap setting between two disks；Outboard disc
Several wheel bolt holes and several flange reel fixing screwed holes are set, and axial that hollow cavity is arranged, inner cavity is equipped with inside and outside two
Bearing hole.
4. a kind of independent suspension electric drive front steering axle according to claim 1, it is characterised in that: the left steering section dress
Set, the modular construction of right turn regulating device it is identical, all include hollow knuckle, flanged shaft, outer sleeve bearings, inside sliding axle
It holds, outer cone bearing, interior cone bearing, upper knuckle spindle, lower knuckle spindle, internal screw thread round nut；Outer cone bearing, interior cone bearing inner circle
Setting is mounted on hollow knuckle left end spindle nose two-stage cone bearing outer circle shoulder, and the setting of two bearing top circle is mounted on brake disc
In the two-stage bearing hole of wheel hub entirety assembly inner cavity, internal screw thread round nut is screwed on hollow knuckle outermost end external screw thread, and locks
Tight outboard bearing；Outer sleeve bearings, inner sleeve bearings are respectively embedded into the inner cavity two-stage sliding bearing inner hole of hollow knuckle
It is interior；Flanged shaft passes through outer sleeve bearings inner hole and connect with the universal axle assembly internal splined hole of independent bridge and suspension arrangement, flange
The disk of axis is connect by bolt and brake disc with wheel hub entirety assembly；Upper knuckle spindle, lower knuckle spindle are concentric, same straight
Two components of diameter, are each passed through the upper and lower hole in the U-shaped fork face of hollow knuckle, and are fastened by bolts.
5. a kind of independent suspension electric drive front steering axle according to claim 4, it is characterised in that: the hollow steering
Section, inwardly empty fine steel casting, hollow knuckle left end spindle nose Excircle machining two-stage cone bearing outer circle shoulder, left outermost end are set setting axis
Set one section of external screw thread, axial bore setting installation two-stage sliding bearing inner hole；Hollow knuckle right end is arranged half packet U-shaped and pitches, interior
Cylinder shape inner wall is set in the middle part of chamber, accommodates the universal joint revolution space of universal axle assembly, it is coaxial identical that U-shaped pitches finger tip setting up and down
Size inner hole；External splines is arranged in the flanged shaft, one end, and extension flange face is arranged in the other end, and flange face is arranged one group of hole and exists
On circumference；The upper knuckle spindle, lower knuckle spindle are arranged the straight pin with end face epitaxy orchid face, are arranged on flange face
All cloth through-holes.
6. a kind of independent suspension electric drive front steering axle according to claim 1, it is characterised in that: the left independent bridge and
The modular construction of suspension arrangement, right independent bridge and suspension arrangement is identical, all includes independent pontic, universal axle assembly, spacer, the axis of cone
It holds, round nut, straight pin, upper triangle arm assembly, lower triangle arm assembly, air bag assembly, vibration damper assembly；The U of independent pontic
Shape fork refers to that face is stuck in the U-shaped fork medial surface of hollow knuckle, the upper knuckle spindle of hollow knuckle, the setting of lower knuckle spindle up and down
The upper lower opening and independent pontic U-shaped fork that are each passed through hollow knuckle U-shaped fork face refer to the hole in face, brake gear and steering up and down
Regulating device surrounds the total axis swing of upper knuckle spindle and lower knuckle spindle；Universal axle assembly passes through in the middle part of spacer and independent pontic
Axis of cone bearing bore, round nut screws in the right end axis external screw thread of universal axle assembly, locks right end cone bearing, external screw thread right end optical axis section
It is connected with the universal-joint fork of straight pin and driveline, the left end female splined shaft of universal axle assembly, which passes through, turns to the interior of regulating device
Slideslip bearing hole and with turn to regulating device flange axis connection；The tip of upper triangle arm assembly is in A type, and bolt passes through upper triangle
The opposite axis of cone bearing bore of a pair of arm assembly and the upper end inner hole for being mounted to independent pontic；The tip of lower triangle arm assembly is in A
Type, bolt pass through the opposite axis of cone bearing bore of a pair of lower triangle arm assembly and are mounted to the lower end inner hole of independent pontic；Air
The lower plane stud of capsule assembly screws in the upper end flat thread hole of independent pontic；The lower bracket of vibration damper assembly is installed on independence
On the trailing flank of pontic and deviate center, there is gap between vibration damper assembly and driveline.
7. a kind of independent suspension electric drive front steering axle according to claim 6, it is characterised in that: the independent pontic
Setting cube topmost, upper plane are equipped with the threaded hole for installing air bag assembly；Rotary table with holes is arranged in upper left side, most lower
End is also provided with rotary table with holes；Bridge axle heart setting band two-stage bearing hole cylinder, left side is connected with U forked body and passes through reinforcing rib
Connection；Upper left side round platform hole is equipped with triangle arm assembly, and bottom round platform hole is equipped with lower triangle arm assembly, bridge axle heart two-stage axis
Bearing bore setting installation cone bearing；Finger tip is equipped with the coaxial and identical inner hole of size to U forked body up and down.
8. a kind of independent suspension electric drive front steering axle according to claim 6, it is characterised in that: the universal axle assembly
Both ends tape spool, left end universal-joint fork setting band female splined shaft, right end universal-joint fork setting band optical axis, optical axis right end setting two
Cross bore；The elastomer of the built-in limit rubber block of the air bag assembly；Symmetrical A shape is arranged in the upper triangle arm assembly
Frame, small end are equipped with a pair of of cone bearing and the installation small assembly of bolt, and rubber spherical joint is arranged in the bipod of A shape frame；The lower Triangular Arm
Asymmetrical A shape frame is arranged in assembly, and small end is equipped with a pair of of cone bearing and the installation small assembly of bolt, and rubber is arranged in the bipod of A shape frame
Ball-joint；The vibration damper assembly is equipped with two-way double acting damper, and lower bracket is mounted on rear side of independent pontic and under being located at
The top of triangle arm assembly.
9. a kind of independent suspension electric drive front steering axle according to claim 1, it is characterised in that: the differential torque increase dress
It sets comprising lower case, differential mechanism, input shaft, upper housing, driving gear, driven gear, cone bearing, external screw thread round nut；Input
Axis passes through the output axis connection of driving tooth wheel bore and driving motor, in the output shaft of input shaft splined end external splines and driving motor
Spline engagement；Lower case, upper housing are set as casting and are locked by bolt and nut to form interior empty van body, with differential mechanism both ends
Flange rim is arranged in cone bearing hole axle center parting surface, individually separated end, and lower case flange, upper housing flange face are equipped with respective counts
It is simultaneously tightened by bolt and nut in the hole of amount；Driving gear, driven gear are a pair of of intermeshing spur gear pairs；Driven gear installation
On differential casing, two cone bearings are separately mounted on the differential casing shaft shoulder, and the cone bearing of entire assembly is arranged in case
In the axis of cone bearing bore of body both ends, external screw thread round nut is screwed in tank ends cone bearing threaded hole.
10. a kind of independent suspension electric drive front steering axle according to claim 1, it is characterised in that: the drive shaft cartridge
The flexible section transmission shaft of band is installed, both ends have universal joint, and the outer fork shaft set setting cross bore of outboard joint passes through two
Straight pin is connect with the universal axle assembly optical axis cross bore of independent bridge and suspension arrangement；The male splined shaft of inner joint with it is differential
The differential mechanism sun gear internal spline of torsion increasing device connects, and axial retaining ring is arranged and is located on the inside of the lateral cover board of differential torsion increasing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820712911.0U CN208180774U (en) | 2018-05-14 | 2018-05-14 | A kind of independent suspension electric drive front steering axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820712911.0U CN208180774U (en) | 2018-05-14 | 2018-05-14 | A kind of independent suspension electric drive front steering axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208180774U true CN208180774U (en) | 2018-12-04 |
Family
ID=64430446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820712911.0U Active CN208180774U (en) | 2018-05-14 | 2018-05-14 | A kind of independent suspension electric drive front steering axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208180774U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407609A (en) * | 2018-05-14 | 2018-08-17 | 安徽安凯汽车股份有限公司 | A kind of independent suspension electric drive front steering axle |
| CN109733138A (en) * | 2019-02-27 | 2019-05-10 | 河北尤里卡电子科技有限公司 | Rear suspension assembly and electric car |
| CN111891217A (en) * | 2020-07-06 | 2020-11-06 | 北京新能源汽车股份有限公司 | Suspension structure of vehicle and vehicle |
-
2018
- 2018-05-14 CN CN201820712911.0U patent/CN208180774U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407609A (en) * | 2018-05-14 | 2018-08-17 | 安徽安凯汽车股份有限公司 | A kind of independent suspension electric drive front steering axle |
| CN109733138A (en) * | 2019-02-27 | 2019-05-10 | 河北尤里卡电子科技有限公司 | Rear suspension assembly and electric car |
| CN111891217A (en) * | 2020-07-06 | 2020-11-06 | 北京新能源汽车股份有限公司 | Suspension structure of vehicle and vehicle |
| CN111891217B (en) * | 2020-07-06 | 2022-08-09 | 北京新能源汽车股份有限公司 | Suspension structure of vehicle and vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208180774U (en) | A kind of independent suspension electric drive front steering axle | |
| CN102958729B (en) | Motor-driven wheel hub including electric traction unit | |
| CN101410266B (en) | Grounding structure for a vehicle | |
| US8096567B2 (en) | Independent suspension with adjustable sub-frame | |
| CN207328119U (en) | A kind of electric automobile deflecting roller direct-drive type wheel motor drive device | |
| CN105984335B (en) | Trucd mixer | |
| CN206049786U (en) | Power is from 360 degree of powerturn systems of belt wheel and disc type | |
| CN102555773A (en) | Low-floor gate-type wheel-side motor rear axle for electric bus | |
| CN106143120A (en) | The wheel motor drive device of electric automobile and electric automobile method of work | |
| CN207809044U (en) | A kind of electronic assembly in wheel side and its drive axle | |
| CN105564499A (en) | Construction of chassis of distribution-type driven electric vehicle | |
| CN102774240A (en) | Rear drive axle assembly | |
| CN108146423B (en) | Steering, anti-tilting and driving integrated wheel electric driving system and control method | |
| CN106895128A (en) | A kind of differential mechanism with full-automatic mechanical differential lock | |
| CN116670013A (en) | Commercial electric vehicle power steering system with toroidal worm drive | |
| CN108407609A (en) | A kind of independent suspension electric drive front steering axle | |
| CN108167350A (en) | Oil pumping unit brake assembly | |
| CN109677262A (en) | Centralized electric drive independent suspension rear axle | |
| CN207875620U (en) | It is a kind of turn to, anti-dumping and driving integrated form wheel side power drive system | |
| CN206217508U (en) | A kind of new final drive structure front drive axle of tractor | |
| CN203078225U (en) | Steering driving front axle of excavator | |
| CN106553532A (en) | Power-driven system and the vehicle with which | |
| CN105276037B (en) | Hydraulic braking clamp for track traffic | |
| CN103895494A (en) | Rocker arm integration type electric wheel and electric vehicle | |
| CN208646589U (en) | With the matched electric automobile hub power drive system of independent suspension |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |