CN205800692U - Passenger-carrying chassis power platform front wheel driving steeraxle - Google Patents
Passenger-carrying chassis power platform front wheel driving steeraxle Download PDFInfo
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- CN205800692U CN205800692U CN201620507198.7U CN201620507198U CN205800692U CN 205800692 U CN205800692 U CN 205800692U CN 201620507198 U CN201620507198 U CN 201620507198U CN 205800692 U CN205800692 U CN 205800692U
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- swing arm
- lower swing
- top link
- wheel driving
- passenger
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- 239000000725 suspension Substances 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000000080 chela (arthropods) Anatomy 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses a kind of passenger-carrying chassis power platform front wheel driving steeraxle, front driving axle support each side arrange one group before lower swing arm, often before group, lower swing arm is divided into before and after two, often organize be equipped with above front lower swing arm before top link, on front top link, front suspension spring is set, the lower end of this front suspension spring is connected with front top link, the upper end of front suspension spring is connected with pallet, it is connected front damper assembly between pallet and a wherein front lower swing arm of homonymy, front driving axle support is installed front wheel driving motor, the output shaft of this front wheel driving motor is connected with the input of front reduction gear box assembly.This utility model be remarkably improved automobile dynamic quality and under low attachment road surface by performance, strengthen the passenger vehicle driving safety at sleet wet-skid road surface, there is simple in construction, compact, the features such as volume is little, and control stability, riding comfort and NVH performance are good.
Description
Technical field
This utility model belongs to Bus Technology field, specifically, puts down particularly to a kind of passenger-carrying chassis power
Platform front wheel driving steeraxle.
Background technology
Common middle bus 3 class chassis, its steeraxle mostly is without driving means and employs relatively simple
Double cross arm structures coordinate torsion-bar spring, such suspension comfortableness is poor, without drive function.Its drive axle is many
For integral bridge type, power is delivered to drive by a longer power transmission shaft by the electromotor being arranged in passenger vehicle front end
Dynamic bridge, is transferred to both sides wheel by drive axle by power.Said structure volume is huge, control stability, takes advantage of
Sit comfortableness and NVH (noise, vibration and sound vibration roughness) performance is relatively low.The most conventional pure electronic middle bus
Chassis power arrange and also continued to use said structure, disadvantages associated fails to be optimized.
Utility model content
Because the drawbacks described above of prior art, technical problem to be solved in the utility model is to provide one
Passenger-carrying chassis power platform front wheel driving steeraxle.
Technical solutions of the utility model are as follows: a kind of passenger-carrying chassis power platform front wheel driving steeraxle, its feature
Be: front driving axle support each side arrange one group before lower swing arm, before often before group, lower swing arm is divided into
Latter two, the inner of each front lower swing arm is connected with front driving axle support, before in group two by rubber bushing
Lower swing arm direction from inside to outside is bent and deformed gradually draws in, and ball stud is passed through in the outer end of front lower swing arm
With front steering joint be connected, often organize be equipped with above front lower swing arm before top link, this front top link is triangle
Shape, an angle of front top link is connected, before arranging on described front top link with front steering joint by ball stud
Suspension spring, the lower end of this front suspension spring is connected with front top link, front suspension spring
Upper end is connected with pallet, is connected front damper assembly between pallet and a wherein front lower swing arm of homonymy,
Installing front wheel driving motor on described front driving axle support, the output shaft of this front wheel driving motor is total with front reduction gear case
The input become connects, and two outfans of front reduction gear box assembly connect with the inner of two driving front semiaxis respectively
Connecing, the outer end of described driving front semiaxis is through corresponding front steering joint and total with front-wheel by front hub unit
Become to connect.
Using above technical scheme, the front top link of homonymy and two front lower swing arms constitute double ball-joint independent suspension,
Front upper and lower swing arm is all connected with front steering joint by ball stud so that the front steering joint being arranged on ball stud
Possess the rotary freedom of multiple directions, the pivot stud of the most virtual traditional structure, be more beneficial for promoting car
Steering behaviour.Two front lower swing arms of homonymy have bending features, and not only structural strength is good, Er Qieke
To be used for avoiding front-wheel interference in steering procedure.Front top link arranges front suspension by pallet elastic
Front damper assembly it is connected between element, and pallet and a wherein front lower swing arm of homonymy, compact conformation,
It is prone to arrange and install, makes front wheel driving steeraxle have good damping performance.
Drive system uses Integration Design, by driving motor, reduction gearbox assembly to be in series, drives motor
And the connection mechanical interface between reduction gearbox assembly keeps versatility, thus can match different speed ratio easily
Reduction gearbox assembly.
This utility model coordinates the rear driving axle being correspondingly arranged, and makes passenger-carrying chassis power platform use integrated setting
Meter dynamical system and four-wheel independent suspension, it is achieved that the lightweight of Medium Bus Chassis power platform, and possess
4 wheel driven ability, be remarkably improved automobile dynamic quality and under low attachment road surface by performance, enhance visitor
Car is at the driving safety of sleet wet-skid road surface.Meanwhile, this utility model based on modular mentality of designing,
Simplify bus coating installation step, improve production efficiency.
As preferably, described front suspension spring is air spring or helical spring.
Described front lower swing arm and front top link are forged steel pieces or wrought aluminium part.Compared often by the use of forge piece
Rule cast member possesses good lightweight performance, can reduce chassis weight further according to wrought aluminium part.
In order to simplify structure, facilitate selection and processing and fabricating, it is ensured that structural strength, described front driving axle support
For frame structure, and steel or aluminium alloy is used to make.
Described driving front semiaxis is constant-velocity ball joint power transmission shaft.Front reduction gear box assembly and front steering save it
Between use the cross axle commonly used in the constant-velocity ball joint power transmission shaft rather than passenger vehicle that passenger car is conventional
Cardan shaft, uses this kind of structure to enhance NVH performance of the present utility model.
Beneficial effect: this utility model is capable of the lightweight of Medium Bus Chassis power platform, makes medium-sized
Passenger vehicle possesses 4 wheel driven ability, be remarkably improved automobile dynamic quality and under low attachment road surface by performance,
Strengthening passenger vehicle at the driving safety of sleet wet-skid road surface, have simple in construction, compact, volume is little, handles
The features such as stability, riding comfort and NVH performance are good.
Accompanying drawing explanation
Fig. 1 is the structural representation of passenger-carrying chassis power platform.
Fig. 2 is the structural representation of front wheel driving steeraxle.
Fig. 3 is the structural representation of rear driving axle.
Fig. 4 is the structural representation of front drive system.
Fig. 5 is the structural representation of rear drive system.
A-front wheel driving steeraxle；B-rear driving axle；1-lower body skeleton；2-power battery pack；3-front wheel driving
Bridge bracket；Lower swing arm before 4-；5-front steering saves；Top link before 6-；7-brake caliper assy；8-front suspension bullet
Property element；9-pallet；10-front damper assembly；11-front wheel driving motor；12-front reduction gear box assembly；13-
Driving front semiaxis；Wheel assembly before 14-；15-rear driving axle support；16-rear steering saves；Top link after 17-；
Lower swing arm after 18-；19-rear wheel assembly；20-the first rear suspension flexible member；21-the second rear suspension elasticity unit
Part；22-rear shock absorber assembly；23-rear drive motor；Reduction gearbox assembly after 24-；Jackshaft after 25-.
Detailed description of the invention
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings:
As it is shown in figure 1, passenger-carrying chassis power platform front wheel driving steeraxle is by lower body skeleton 1, power battery pack
2, front wheel driving steeraxle A and rear driving axle B tetra-major part composition.Wherein, power battery pack 2 is installed on down
The middle part of body framing 1, arranges front wheel driving steeraxle A, lower body skeleton 1 in the front end of lower body skeleton 1
Rear end rear driving axle B is set.
As shown in Figure 1, Figure 2 and Figure 4, structure and the mounting means of front wheel driving steeraxle A are as follows:
Front driving axle support 3 is frame structure, and preferably employs steel or aluminium alloy is made, this front driving axle
Support 3 is fixed on lower body skeleton 1.Front driving axle support 3 each side arrange one group front lower
Swing arm 4, before two groups, left and right, lower swing arm 4 is symmetrical.Often before group, lower swing arm 4 is divided into before and after two, each front bottom
The inner of arm 4 is connected with front driving axle support 3, with in group two front lower swing arms 4 from interior by rubber bushing
Outwardly direction is bent and deformed gradually draws in, and the outer end of front lower swing arm 4 is by ball stud and front steering
Joint 5 connection.Often organize be equipped with above front lower swing arm 4 before top link 6, this front top link 6 is triangle,
One angle of front top link 6 is connected with front steering joint 5 by ball stud, two other angle of front top link 6
It is connected with lower body skeleton 1 by rubber bushing.Above-mentioned front lower swing arm 4 and front top link 6 are forged steel pieces
Or wrought aluminium part.
The front top link 6 of the right and left is respectively provided with front suspension spring 8, the front suspension bullet of the right and left
Property element 8 is symmetrical, and this front suspension spring 8 can be air spring as required, it is also possible to is spiral shell
Rotation spring.The lower end of front suspension spring 8 is connected with front top link 6, front suspension spring 8 upper
End is connected with pallet 9, and pallet 9 is fixed on lower body skeleton 1.At pallet 9 and homonymy wherein one
Arranging front damper assembly 10 between front lower swing arm 4, the vibration damper assembly 10 of the right and left is symmetrical, front subtracts
The upper end of shake device assembly 10 is connected with pallet 9, the lower end of front damper assembly 10 and corresponding front lower swing arm 4
Connect.
Installing front wheel driving motor 11 on front driving axle support 3, the front of this front wheel driving motor 11 subtracts before arranging
Speed box assembly 12, front reduction gear box assembly 12 is also installed on front driving axle support 3.Front reduction gear box assembly 12
Having two outfans of an input, the output shaft of front wheel driving motor 11 is defeated with front reduction gear box assembly 12
Entering end to connect, two outfans of front reduction gear box assembly 12 are symmetrical, and front reduction gear box assembly 12 is every
Individual outfan is equipped with a driving front semiaxis 13, and this driving front semiaxis 13 is preferably constant-velocity ball joint
Power transmission shaft.The outfan of front reduction gear box assembly 12 connects with the inner of corresponding driving front semiaxis 13, driving front
The outer end of semiaxis 13 is through corresponding front steering joint 5, and is connected with front wheel assembly 14 by front hub unit.
Use driving front semiaxis 13 thrust bearing and front steering save 5 phase supportings, can install braking on front steering joint 5
Pincers assembly.
As shown in Fig. 1, Fig. 3 and Fig. 5, structure and the mounting means of rear driving axle B are as follows:
Rear driving axle support 15 is frame structure, and preferably employs steel or aluminium alloy is made, this rear driving axle
Support 15 is fixed on lower body skeleton 1.Turn after the left and right sides of rear driving axle support 15 is symmetrical arranged
To between joint 16, rear driving axle support 15 and rear steering joint 16, rear top link 17 and rear lower swing arm 18 are set,
Rear top link 17 is positioned at the top of rear lower swing arm 18, and rear top link 17 and rear lower swing arm 18 are trapezoidal,
After and, top link 17 and rear lower swing arm 18 are both preferably forged steel pieces or wrought aluminium part.
The inner of rear top link 17 is connected with rear driving axle support 15 by former and later two rubber bushings, afterwards on
The outer end of swing arm 17 is connected with rear steering joint 16 by the rotating shaft of a band bearing.The inner of rear lower swing arm 18
Being connected with rear driving axle support 15 by former and later two rubber bushings, the outer end of rear lower swing arm 18 passes through two
Rotating shaft with bearing is connected with rear steering joint 16.After every, the front side of top link 17 arranges the first rear suspension
Flexible member 20, after every, the rear side of top link 17 arranges the second rear suspension flexible member 21, the first rear overhang
Frame flexible member 20 can be air spring as required, it is also possible to is helical spring, and the first rear suspension is elastic
The upper end of element 20 is connected with lower body skeleton 1, the lower end of the first rear suspension flexible member 20 and respective side
Rear lower swing arm 18 connect.Second rear suspension flexible member 21 can be air spring as required, it is possible to
To be helical spring.The upper end of the second rear suspension flexible member 21 is connected with lower body skeleton 1, the second rear overhang
The lower end of frame flexible member 21 is connected with the rear lower swing arm 18 of respective side.In each second rear suspension elasticity unit
The side of part 21 is respectively provided with rear shock absorber assembly 22, rear shock absorber assembly 22 be connected to lower body skeleton 1 with
Between rear lower swing arm 18.
Rear driving axle support 15 is installed rear drive motor 23, after the rear side of this rear drive motor 23 is arranged
Reduction gearbox assembly 24, rear reduction gearbox assembly 24 is also installed on rear driving axle support 15.Rear reduction gearbox assembly
24 have two outfans of an input, the output shaft of rear drive motor 23 and rear reduction gearbox assembly 24
Input connects, and two outfans of rear reduction gearbox assembly 24 are symmetrical, and rear reduction gearbox assembly 24
Each outfan be equipped with one after jackshaft 25, rear jackshaft 25 is preferably constant-velocity ball joint
Power transmission shaft.The outfan of rear reduction gearbox assembly 24 is connected with the inner of rear jackshaft 25, rear jackshaft
The outer end of 25 is through corresponding rear steering joint 16, and is connected with rear wheel assembly 19 by front hub unit.After
Use jackshaft 25 thrust bearing and rear steering save 16 phase supportings, can install braking on rear steering joint 16
Pincers assembly 7.
Preferred embodiment of the present utility model described in detail above.Should be appreciated that the common of this area
Technical staff just can make many modifications and variations according to design of the present utility model without creative work.
Therefore, all technical staff in the art pass through on the basis of existing technology according to design of the present utility model
The available technical scheme of logical analysis, reasoning, or a limited experiment, all should be by claims institute
In the protection domain determined.
Claims (5)
1. a passenger-carrying chassis power platform front wheel driving steeraxle, it is characterised in that: in front driving axle support (3)
Each side arrange one group before lower swing arm (4), often before group, lower swing arm (4) is divided into before and after two, each before
The inner of lower swing arm (4) is connected with front driving axle support (3) by rubber bushing, front lower with in group two
Swing arm (4) direction from inside to outside is bent and deformed gradually draws in, and the outer end of front lower swing arm (4) leads to
Cross ball stud to be connected with front steering joint (5), be equipped with front top link in the top often organizing front lower swing arm (4)
(6), this front top link (6) is triangle, and ball stud and forward are passed through in an angle of front top link (6)
Connect to joint (5), described front top link (6) arranges front suspension spring (8), this front suspension
The lower end of flexible member (8) is connected with front top link (6), the upper end of front suspension spring (8) and torr
Dish (9) connects, and is connected front damper between pallet (9) and a wherein front lower swing arm (4) of homonymy
Assembly (10), at described front driving axle support (3) upper installation front wheel driving motor (11), this front wheel driving motor
(11) output shaft is connected with the input of front reduction gear box assembly (12), front reduction gear box assembly (12)
Two outfans are connected with the inner of two driving front semiaxis (13) respectively, described driving front semiaxis (13)
Outer end through corresponding front steering joint (5), and be connected with front wheel assembly (14) by front hub unit.
2. passenger-carrying chassis power platform front wheel driving steeraxle as claimed in claim 1, it is characterised in that: institute
Stating front suspension spring (8) is air spring or helical spring.
3. passenger-carrying chassis power platform front wheel driving steeraxle as claimed in claim 1, it is characterised in that: institute
State front lower swing arm (4) and front top link (6) is forged steel pieces or wrought aluminium part.
4. passenger-carrying chassis power platform front wheel driving steeraxle as claimed in claim 1, it is characterised in that: institute
Stating front driving axle support (3) is frame structure, and uses steel or aluminium alloy to make.
Passenger-carrying chassis power platform front wheel driving steeraxle the most as claimed in claim 1 or 2 or 3 or 4, its
It is characterised by: described driving front semiaxis (13) is constant-velocity ball joint power transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620507198.7U CN205800692U (en) | 2016-05-30 | 2016-05-30 | Passenger-carrying chassis power platform front wheel driving steeraxle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620507198.7U CN205800692U (en) | 2016-05-30 | 2016-05-30 | Passenger-carrying chassis power platform front wheel driving steeraxle |
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| Publication Number | Publication Date |
|---|---|
| CN205800692U true CN205800692U (en) | 2016-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620507198.7U Active CN205800692U (en) | 2016-05-30 | 2016-05-30 | Passenger-carrying chassis power platform front wheel driving steeraxle |
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| CN (1) | CN205800692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046269A (en) * | 2020-09-15 | 2020-12-08 | 深圳朴坂科技有限公司 | Self-driven tire for new energy automobile |
-
2016
- 2016-05-30 CN CN201620507198.7U patent/CN205800692U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046269A (en) * | 2020-09-15 | 2020-12-08 | 深圳朴坂科技有限公司 | Self-driven tire for new energy automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240416 Address after: 201804 No. 960, xiechun Road, Anting Town, Jiading District, Shanghai Patentee after: DEXIAN AUTOMOTIVE TECHNOLOGY (SHANGHAI) Co.,Ltd. Country or region after: China Address before: No. 5-158, Yunhan Avenue, Shuitu Hi tech Industrial Park, Beibei District, Chongqing 400714 Patentee before: CHONGQING KEXIN SANJIA VEHICLE TECHNOLOGY Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |