CN205800691U - Passenger-carrying chassis power platform rear driving axle - Google Patents
Passenger-carrying chassis power platform rear driving axle Download PDFInfo
- Publication number
- CN205800691U CN205800691U CN201620506756.8U CN201620506756U CN205800691U CN 205800691 U CN205800691 U CN 205800691U CN 201620506756 U CN201620506756 U CN 201620506756U CN 205800691 U CN205800691 U CN 205800691U
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- China
- Prior art keywords
- driving axle
- swing arm
- top link
- passenger
- flexible member
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- 239000000725 suspension Substances 0.000 claims abstract description 34
- 239000006096 absorbing agent Substances 0.000 claims abstract description 7
- 230000035939 shock Effects 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 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
- 238000010276 construction Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 210000000080 chela (arthropods) Anatomy 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 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
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process 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
- 230000007704 transition Effects 0.000 description 1
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- Vehicle Body Suspensions (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model discloses a kind of passenger-carrying chassis power platform rear driving axle, rear steering joint it is symmetrical arranged in the left and right sides of rear driving axle support, between rear driving axle support and rear steering joint, rear top link and rear lower swing arm are set, after every, before and after top link, side is respectively provided with the first rear suspension flexible member and the second rear suspension flexible member, the side of the second rear suspension flexible member arranges rear shock absorber assembly, rear drive motor is installed on rear driving axle support, the output shaft of this rear drive motor is connected with the input of rear reduction gearbox assembly, two outfans of rear reduction gearbox assembly are connected with the inner of jackshaft after two respectively, the outer end of rear jackshaft is connected with rear wheel assembly by front hub unit.This utility model is reasonable in design, simple in construction, compact, and volume is little, and control stability, riding comfort and NVH performance are good, it is possible to increase automobile dynamic quality and under low attachment road surface by performance, strengthen the passenger vehicle driving safety at sleet wet-skid road surface.
Description
Technical field
This utility model belongs to Bus Technology field, specifically, puts down particularly to a kind of passenger-carrying chassis power
Platform rear driving axle.
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 rear driving axle.
Technical solutions of the utility model are as follows: a kind of passenger-carrying chassis power platform rear driving axle, it is characterised in that:
It is symmetrical arranged rear steering joint in the left and right sides of rear driving axle support, saves it in rear driving axle support and rear steering
Between rear top link and rear lower swing arm, rear top link and rear lower swing arm be set be trapezoidal, the inner of rear top link
Being connected with rear driving axle support by former and later two rubber bushings, a band bearing is passed through in the outer end of rear top link
Rotating shaft and rear steering joint is connected, the inner of described rear lower swing arm is by former and later two rubber bushings and rear drive
Bridge bracket connects, and the outer end of rear lower swing arm is connected, at every with rear steering joint by the rotating shaft of two band bearings
Before and after rear top link, side is respectively provided with the first rear suspension flexible member and the second rear suspension flexible member, each after
The lower end of suspension spring is all connected with the rear lower swing arm of respective side, on the side of the second rear suspension flexible member
While arrange rear shock absorber assembly, described rear driving axle support is installed rear drive motor, this rear drive motor
Output shaft is connected with the input of rear reduction gearbox assembly, two outfans of rear reduction gearbox assembly respectively with two
The inner connection of rear jackshaft, the outer end of described rear jackshaft is through corresponding rear steering joint, and passes through
Front hub unit is connected with rear wheel assembly.
Using above technical scheme, the rear top link of homonymy and rear lower swing arm constitute double wishbone suspension, each rear pendulum
Arm is trapezoidal, is on the one hand conducive to periphery member to arrange and installs, can improve the convenience of periphery member assembling；
On the other hand, it is possible to increase stress point inside rear-swing arm, improve self intensity and durability degree.Rear-swing arm leads to
The rotating shaft that transition belt shaft holds is arranged on rear steering joint, rear steering joint can adaptive various sizes of brakes with suitable
Answer the apolegamy of different automobile types, select single tire or tire sets are installed also dependent on demand simultaneously.At rear-swing arm
Before and after side be respectively provided with rear suspension flexible member, it is possible to make rear-swing arm stress balance, meet the heavy duty of passenger vehicle
Requirement, is equipped with rear shock absorber assembly and makes rear driving axle 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 front wheel driving steeraxle being correspondingly arranged, and uses Integration Design dynamical system and four
Wheel independent suspension, it is achieved that the lightweight of Medium Bus Chassis power platform, makes middle bus possess 4 wheel driven energy
Power, be remarkably improved automobile dynamic quality and under low attachment road surface by performance, enhance passenger vehicle at rain
The driving safety of snow wet-skid road surface.Meanwhile, this utility model, based on modular mentality of designing, simplifies
Bus coating installation step, improves production efficiency.
As preferably, described first rear suspension flexible member is air spring or helical spring, after described second
Suspension spring is also air spring or helical spring.
Described rear top link and rear lower swing arm 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 rear driving axle support
For frame structure, and steel or aluminium alloy is used to make.
Described rear jackshaft is constant-velocity ball joint power transmission shaft.Rear reduction gearbox assembly and rear 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 reasonable in design, simple in construction, compact, volume is little, control stability,
Riding comfort and NVH performance are good, it is possible to increase automobile dynamic quality and the property passed through under low attachment road surface
Can, strengthen the passenger vehicle driving safety at sleet wet-skid road surface.
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 rear driving axle 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 and gets off
The middle part of body skeleton 1, arranges front wheel driving steeraxle A in the front end of lower body skeleton 1, lower body skeleton 1
Rear end arranges rear driving axle B.
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 rear driving axle, it is characterised in that: in rear driving axle support (15)
The left and right sides be symmetrical arranged rear steering joint (16), save (16) in rear driving axle support (15) and rear steering
Between rear top link (17) and rear lower swing arm (18), rear top link (17) and rear lower swing arm (18) are set
Being trapezoidal, the inner of rear top link (17) is by former and later two rubber bushings and rear driving axle support (15)
Connecting, the outer end of rear top link (17) is connected with rear steering joint (16) by the rotating shaft of a band bearing,
The inner of described rear lower swing arm (18) is connected with rear driving axle support (15) by former and later two rubber bushings,
The outer end of rear lower swing arm (18) is connected, at every with rear steering joint (16) by the rotating shaft of two band bearings
Before and after rear top link (17), side is respectively provided with the first rear suspension flexible member (20) and the second rear suspension bullet
Property element (21), the lower end of each rear suspension flexible member is all connected with the rear lower swing arm (18) of respective side,
The side of the second rear suspension flexible member (21) arranges rear shock absorber assembly (22), described rear driving axle support
(15) upper rear drive motor (23) of installing, the output shaft of this rear drive motor (23) and rear reduction gearbox assembly
(24) input connects, two outfans of rear reduction gearbox assembly (24) respectively with two after transmission half
The inner connection of axle (25), the outer end of described rear jackshaft (25) passes corresponding rear steering joint (16),
And be connected with rear wheel assembly (19) by front hub unit.
2. passenger-carrying chassis power platform rear driving axle as claimed in claim 1, it is characterised in that: described the
One rear suspension flexible member (20) is air spring or helical spring, described second rear suspension flexible member (21)
Also it is air spring or helical spring.
3. passenger-carrying chassis power platform rear driving axle as claimed in claim 1, it is characterised in that: after described
Top link (17) and rear lower swing arm (18) are forged steel pieces or wrought aluminium part.
4. passenger-carrying chassis power platform rear driving axle as claimed in claim 1, it is characterised in that: after described
Drive axle support (15) is frame structure, and uses steel or aluminium alloy to make.
Passenger-carrying chassis power platform rear driving axle the most as claimed in claim 1 or 2 or 3 or 4, its feature
It is: described rear jackshaft (25) is constant-velocity ball joint power transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620506756.8U CN205800691U (en) | 2016-05-30 | 2016-05-30 | Passenger-carrying chassis power platform rear driving axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620506756.8U CN205800691U (en) | 2016-05-30 | 2016-05-30 | Passenger-carrying chassis power platform rear driving axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205800691U true CN205800691U (en) | 2016-12-14 |
Family
ID=57501494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620506756.8U Active CN205800691U (en) | 2016-05-30 | 2016-05-30 | Passenger-carrying chassis power platform rear driving axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205800691U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741187A (en) * | 2016-12-27 | 2017-05-31 | 深圳市沃特玛电池有限公司 | Electric motor coach |
| CN108323305A (en) * | 2017-01-19 | 2018-07-27 | 苏州科瓴精密机械科技有限公司 | Automatic walking robot |
| CN111409407A (en) * | 2020-04-14 | 2020-07-14 | 徐国华 | Novel automotive suspension device |
| CN111660724A (en) * | 2020-06-10 | 2020-09-15 | 安徽爱瑞特新能源专用汽车股份有限公司 | Front axle damping device for unmanned sweeping vehicle |
-
2016
- 2016-05-30 CN CN201620506756.8U patent/CN205800691U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741187A (en) * | 2016-12-27 | 2017-05-31 | 深圳市沃特玛电池有限公司 | Electric motor coach |
| CN108323305A (en) * | 2017-01-19 | 2018-07-27 | 苏州科瓴精密机械科技有限公司 | Automatic walking robot |
| CN111409407A (en) * | 2020-04-14 | 2020-07-14 | 徐国华 | Novel automotive suspension device |
| CN111660724A (en) * | 2020-06-10 | 2020-09-15 | 安徽爱瑞特新能源专用汽车股份有限公司 | Front axle damping device for unmanned sweeping vehicle |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240419 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 |