CN209441131U - Chassis and pure electric vehicle city bus - Google Patents
Chassis and pure electric vehicle city bus Download PDFInfo
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- CN209441131U CN209441131U CN201821867311.8U CN201821867311U CN209441131U CN 209441131 U CN209441131 U CN 209441131U CN 201821867311 U CN201821867311 U CN 201821867311U CN 209441131 U CN209441131 U CN 209441131U
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- vehicle frame
- assembly
- air bag
- bracket
- rod structure
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Abstract
The utility model provides a kind of chassis and pure electric vehicle city bus, the chassis includes vehicle frame, transmission system, suspension system, transmission system includes front-axle structure and rear axle structure, suspension system includes front suspension assembly, rear suspension assembly, front suspension assembly includes two brackets, front-axle structure is connected with two brackets simultaneously, forward thrust rod structure is connected between bracket and vehicle frame, air bag assembly before being equipped on bracket, the preceding damper structure positioned at preceding air bag assembly side is also equipped on bracket, preceding damper structure is connected with vehicle frame, front stabilizing rod structure is connected between two brackets, rear suspension assembly includes a pair of of girder construction, rear axle structure is connected with the middle part of two girder constructions respectively, it is also connected by back pressure rod structure with vehicle frame in the middle part of each girder construction, rear gasbag assembly is separately installed in two ends of girder construction, rear gasbag Assembly and preceding air bag assembly are disposed as air spring constructions.This chassis has good damping result, the good advantage of stability.
Description
Technical field
The utility model belongs to electric car chassis technology field, is related to a kind of chassis and pure electric vehicle city bus.
Background technique
Pure electric vehicle city bus (electric car) is the green novel energy source vehicles, and electric car chassis is to digest and assimilate Passenger Cars in China and Abroad
It is voluntarily developed on the basis of chassis technology, chassis includes the suspension system that can promote vehicle body stability, for controlling vehicle
Steering system, the braking system of braking, the transmission system of transmission etc. that turn to.To adapt to existing market demand, this reality
Reasonable, good damping result, the good chassis of stability are designed with new design is a kind of.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, propose it is a kind of design rationally, vibration damping
Effect is good, the good chassis of stability and pure electric vehicle city bus.
The purpose of this utility model can be realized by the following technical scheme: a kind of chassis, including vehicle frame and set respectively
Transmission system, suspension system on vehicle frame are set, the transmission system includes front-axle structure and rear axle structure, the suspension system
Including for connecting vehicle frame and front-axle structure front suspension assembly, for the rear suspension assembly of connecting vehicle frame and rear axle structure, institute
Two brackets that front suspension assembly includes bilateral symmetry distribution are stated, the front-axle structure is connected with two brackets simultaneously, the branch
It is connected with forward thrust rod structure between frame and vehicle frame, forward thrust rod structure is also connected between the front-axle structure and vehicle frame,
Air bag assembly, is also equipped with the preceding damper structure positioned at preceding air bag assembly side on bracket before being equipped on bracket, described
Preceding damper structure is connected with vehicle frame, and front stabilizing rod structure is connected between two brackets, and the rear suspension assembly includes left and right
Symmetrical a pair of of girder construction, the rear axle structure are connected with the middle part of two girder constructions respectively, also logical in the middle part of each girder construction
Later thrust rod structure is connected with vehicle frame, back pressure rod structure is also connected between the rear axle structure and vehicle frame, in girder construction
Two ends are separately installed with rear gasbag assembly, and the rear gasbag assembly and preceding air bag assembly are disposed as air spring constructions,
Each rear gasbag assembly side is respectively connected with rear shock absorber structure, and the rear shock absorber structure is connected with vehicle frame, two girder constructions it
Between be also connected with rear stabilizer bar structure.
The front-axle structure, rear axle structure are respectively arranged with transmission shaft as a further improvement of the utility model, described
The both ends of transmission shaft are respectively set to the flange arrangement with mounting hole, the transmission shaft of the front-axle structure while and two brackets
The transmission shaft of connection, the rear axle structure is connected with two girder constructions simultaneously.
The rear gasbag assembly includes rear gasbag gas receiver and rear air spring as a further improvement of the utility model,
Main body, the rear gasbag gas receiver receive the external compressed air sent, and after compressed air is sent into air spring main body.
As the further improvement of the utility model, the preceding air bag assembly includes preceding air bag gas receiver and preceding air bullet
Spring main body, the preceding air bag gas receiver receives the external compressed air sent, and compressed air is sent into preceding air spring main body
In.
As the further improvement of the utility model, at least one preceding air bag assembly is connected with preceding altitude valve, before described
Altitude valve and corresponding preceding air spring main body docking, at least one rear gasbag assembly are connected with rear altitude valve, the rear altitude valve
It is docked with air spring main body after correspondence.
The back pressure rod structure setting in each girder construction is facing another beam as a further improvement of the utility model,
The side locations of structure, the back pressure rod structure on the rear axle structure are arranged between two girder constructions, the rear stabilizer bar
Structure is also disposed between two girder constructions.
The girder construction is set as C-type beam structure, corresponding rear gasbag assembly as a further improvement of the utility model,
It is mounted on the end position of girder construction.
The rear stabilizer bar structure setting is C type structure as a further improvement of the utility model, is stablized after described
Rod structure both ends end is connected with girder construction respectively, is connected by rear suspension bar structure with vehicle frame in the middle part of the rear stabilizer bar structure.
The front stabilizing rod structure is set as C type structure as a further improvement of the utility model, stablizes before described
Rod structure both ends end is connected with bracket respectively, is connected by stablizing pole anchor ear with vehicle frame in the middle part of the front stabilizing rod structure.
As the further improvement of the utility model, the end of the front stabilizing rod structure passes through preceding hanging rod structure and right
Bracket is answered to connect.
A kind of pure electric vehicle city bus, the above-mentioned chassis connected including vehicle body with vehicle body, the vehicle frame are connected with vehicle body.
Based on the above-mentioned technical proposal, the utility model embodiment at least can produce following technical effect: background consolidation body
Reasonable in design, compact, good damping result, stability is good, moreover it is possible to promote vehicle comfort, suspension system and transmission system
Cooperation is close, and suspension system whole installation is four air suspension structures after the first two, is mainly provided with damper, stabiliser bar, thrust
The structures such as bar and beam combination, cooperation is close between each structure, and it is vertical that air bag assembly can be realized by the effect of compressed air
The adjusting that floats up and down on direction, changes the height of vehicle with this, play the effect of vibration damping, and damper structure is set
It sets and also further improves effectiveness in vibration suppression, air suspension gives automobile more intelligence, when suspension can when running at high speed for you
The stability of vehicle body is improved to be hardened, and for a long time in the road traveling of low speed injustice, cooperate the control list of vehicle itself
Member can make suspension soften to improve the comfort of car.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is the structural schematic diagram of one preferred embodiment of the utility model.
Fig. 2 be in one preferred embodiment of the utility model front-axle structure and front suspension assembly installation after structural schematic diagram.
Fig. 3 is the structural schematic diagram of front suspension assembly in one preferred embodiment of the utility model.
Fig. 4 is the structural schematic diagram at another visual angle Fig. 3.
Fig. 5 is the structural schematic diagram at another visual angle Fig. 4.
Fig. 6 be in one preferred embodiment of the utility model rear axle structure and rear suspension assembly installation after structural schematic diagram.
Fig. 7 is the structural schematic diagram of rear suspension assembly in one preferred embodiment of the utility model.
Fig. 8 is the structural schematic diagram at another visual angle Fig. 7.
Fig. 9 be in Fig. 7 A-A to partial sectional view.
Figure 10 is the structural schematic diagram of transmission shaft in one preferred embodiment of the utility model.
Figure 11 is the structural schematic diagram at another visual angle Figure 10.
In figure, 100, vehicle frame；200, front-axle structure；300, rear axle structure；400, front suspension assembly；410, bracket；420,
Forward thrust rod structure；430, preceding air bag assembly；440, preceding damper structure；450, front stabilizing rod structure；460, preceding altitude valve；
470, stablize pole anchor ear；480, preceding hanging rod structure；500, rear suspension assembly；510, girder construction；520, back pressure rod structure；
530, rear gasbag assembly；540, rear shock absorber structure；550, rear stabilizer bar structure；560, rear altitude valve；570, rear suspension bar structure；
600, transmission shaft；610, flange arrangement；611, mounting hole.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Below with reference to Fig. 1 to Figure 11, technical scheme provided by the present invention will be described in more detail.
As shown in Figure 1 to 11, this chassis includes vehicle frame 100 and the transmission system being separately positioned on vehicle frame, suspension
System；The transmission system includes front-axle structure 200 and rear axle structure 300；The suspension system includes being used for connecting vehicle frame 100
With the front suspension assembly 400 of front-axle structure 200, for the rear suspension assembly 500 of connecting vehicle frame 100 and rear axle structure 300；Before
Suspension assembly 400 includes two brackets 410 of bilateral symmetry distribution, and the front-axle structure 200 connects with two brackets 410 simultaneously
Connect, be connected with forward thrust rod structure 420 between the bracket 410 and vehicle frame 100, the front-axle structure 200 and vehicle frame 100 it
Between be also connected with forward thrust rod structure 420, air bag assembly 430 before being equipped on bracket 410 is also equipped on bracket 410
Preceding damper structure 440 positioned at preceding 430 side of air bag assembly, the preceding damper structure and vehicle frame 100 connect, two brackets
Front stabilizing rod structure 450 is connected between 410；Rear suspension assembly 500 includes a pair of of girder construction 510 of bilateral symmetry distribution, institute
It states rear axle structure 300 to connect with the middle part of two girder constructions 510 respectively, each 510 middle part of girder construction also passes through back pressure rod structure
520 and vehicle frame 100 connect, back pressure rod structure 520 is also connected between the rear axle structure 300 and vehicle frame 100, in beam knot
510 two ends of structure are separately installed with rear gasbag assembly 530, and the rear gasbag assembly 530 and preceding air bag assembly 430 are disposed as
Air spring constructions, each 530 side of rear gasbag assembly are respectively connected with rear shock absorber structure 540,540 He of rear shock absorber structure
Vehicle frame 100 connects, and is also connected with rear stabilizer bar structure 550 between two girder constructions 510.
The utility model also protects a kind of pure electric vehicle city bus using above-mentioned chassis comprising vehicle body and vehicle body connect
The above-mentioned chassis connect, vehicle frame are connected with vehicle body.In the present invention, front suspension assembly 400 is used for connecting vehicle frame 100 and vehicle
Preceding bridge, rear suspension assembly 500 are used for connecting vehicle frame 100 and vehicle rear axle, and air spring is filled in the container sealed at one
Compressed air realizes its elastic reaction using gas compressibility.
Background consolidation body is reasonable in design, compact, good damping result, and stability is good, moreover it is possible to vehicle comfort is promoted,
Suspension system and transmission system cooperation are close, and suspension system whole installation is four air suspension structures after the first two, is mainly provided with
The structures such as damper, stabiliser bar, distance rod and beam combination, cooperation is close between each structure, and air bag assembly can pass through compression
The adjusting that floats up and down on vertical direction is realized in the effect of air, is changed the height of vehicle with this, is played the effect of vibration damping,
And the setting of damper structure also further improves effectiveness in vibration suppression, and air suspension gives automobile more intelligence, when you
When running at high speed, suspension can be hardened to improve the stability of vehicle body, and match for a long time in the road traveling of low speed injustice
The control unit for closing vehicle itself can make suspension soften to improve the comfort of car.
As a kind of preferred or optional embodiment, preferably front-axle structure 200, rear axle structure 300 is respectively arranged with biography
Moving axis 600, the both ends of the transmission shaft 600 are respectively set to the flange arrangement 610 with mounting hole 611, the front-axle structure
Transmission shaft connected simultaneously with two brackets, the transmission shaft of the rear axle structure while being connected with two girder constructions.Such knot
Structure setting not only facilitates transmission shaft and transmission to be docked with motor, is still further preferably eight mounting holes 611, whole transmission shaft tool
There are enough torque transmission capacities, can increase transmission efficiency.
As a kind of preferred or optional embodiment, preferably rear gasbag assembly 530 includes rear gasbag gas receiver and air
Spring body, the rear gasbag gas receiver receives the external compressed air sent, and compressed air is sent into air spring main body
In.
Further, preceding air bag assembly 430 includes preceding air bag gas receiver and preceding air spring main body, the preceding air bag gas storage
Cylinder receives the external compressed air sent, and compressed air is sent into preceding air spring main body.Above-mentioned preceding 430 knot of air bag assembly
Structure setting and rear gasbag assembly 530 are essentially identical, and positions and dimensions specification has difference, when work, supply using air compressor machine
Gas gives air bag gas receiver, and air bag gas receiver the air of compression is sent in air spring changes the height of vehicle with this, can
To make spring-compressed or elongation, to play the effect of vibration damping by the inflation/deflation of control air spring.
Further, altitude valve 460 before at least one preceding air bag assembly 430 is connected with, the preceding altitude valve 460 and right
Air spring main body docking before answering, at least one rear gasbag assembly 530 are connected with rear altitude valve 560,560 He of the rear altitude valve
Air spring main body is docked after correspondence.The controllable corresponding air spring inflation/deflation of altitude valve, the utility model is in front wheels and rear wheels
Near be equipped with vehicle height sensor (altitude valve) and by the output signal of the sensor of altitude valve judge the variation of bodywork height,
The inflation/deflation for controlling air spring again makes spring-compressed or elongation, to play the effect of vibration damping.
For the reasonability and compactedness of further room for promotion layout, and guarantee the stability of whole suspension structure, preferably
The side locations for facing another girder construction 510, the rear axle is arranged in ground, the back pressure rod structure 520 in each girder construction 510
Back pressure rod structure 520 in structure 300 is arranged between two girder constructions 510, and the rear stabilizer bar structure 550 is also disposed at
Between two girder constructions 510.There are two back pressure rod structures 520 for the preferred connection of above-mentioned rear axle structure 300, in addition girder construction 510
On two back pressure rod structures 520, four back pressure bars are arranged in same side position, and rear stabilizer bar arrangement is opposite another
One side position forms left and right distributed layout, and the stability and comfort level of overall vehicle driving are more preferably.
In the present invention, girder construction 510 is set as C-type beam structure 510, and corresponding rear gasbag assembly 530 is mounted on
The end position of girder construction 510.The setting of symmetrical C type beam combination cooperation air bag assembly, so that whole suspension system subtracts
Effect of shaking is ideal, driving stability, moreover it is possible to reduce the influence that interferes between part, installation space is set between the beam of two c-types
It sets more flexible.
Further, it is the reliability and overall stability that promote installation, preferably passes through in the middle part of rear stabilizer bar structure 550
Rear suspension bar structure 570 and vehicle frame 100 connect, and preferably rear suspension bar structure 570 is set as symmetrical two, rear stabilizer bar structure 550
It is further preferably set as c-type structure, both ends end is connected with girder construction 510 respectively, and middle part is connected by sunpender and vehicle frame 100
It connects, so that rear stabilizer bar structure 550 connects relatively reliable, stabilization.
Further, close reliable for guarantee that front stabilizing rod structure 450 and bracket 410, vehicle frame 100 connect, preferably before
Stabilizator rod structure 450 is set as c-type structure, and the 450 both ends end of front stabilizing rod structure is connected with bracket 410 respectively, described
450 middle part of front stabilizing rod structure is connected by stablizing pole anchor ear 470 and vehicle frame 100.Preferably, the end of front stabilizing rod structure 450
Portion is connected by preceding hanging rod structure 480 and corresponding bracket 410, and corresponding aforementioned stable pole anchor ear 470 is set as symmetrical two
It is a.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (10)
1. a kind of chassis, it is characterised in that: including vehicle frame and the transmission system being separately positioned on vehicle frame, suspension system, institute
Stating transmission system includes front-axle structure and rear axle structure, and the suspension system includes the front overhang for connecting vehicle frame and front-axle structure
Frame assembly, for the rear suspension assembly of connecting vehicle frame and rear axle structure, the front suspension assembly include bilateral symmetry distribution two
A bracket, the front-axle structure are connected with two brackets simultaneously, and forward thrust rod structure, institute are connected between the bracket and vehicle frame
It states and is also connected with forward thrust rod structure between front-axle structure and vehicle frame, air bag assembly before being equipped on bracket, on bracket also
Preceding damper structure positioned at preceding air bag assembly side is installed, the preceding damper structure is connected with vehicle frame, two brackets it
Between be connected with front stabilizing rod structure, the rear suspension assembly includes a pair of of girder construction of bilateral symmetry distribution, the rear axle structure
It connects, is also connected by back pressure rod structure with vehicle frame in the middle part of each girder construction, the rear axle with the middle part of two girder constructions respectively
Also it is connected with back pressure rod structure between structure and vehicle frame, is separately installed with rear gasbag assembly in two ends of girder construction, it is described
Rear gasbag assembly and preceding air bag assembly are disposed as air spring constructions, and each rear gasbag assembly side is respectively connected with rear shock absorber knot
Structure, the rear shock absorber structure are connected with vehicle frame, are also connected with rear stabilizer bar structure between two girder constructions.
2. chassis according to claim 1, it is characterised in that: the front-axle structure, rear axle structure are respectively arranged with transmission
Axis, the both ends of the transmission shaft are respectively set to the flange arrangement with mounting hole, the transmission shaft of the front-axle structure simultaneously and
Two bracket connections, the transmission shaft of the rear axle structure are connected with two girder constructions simultaneously.
3. chassis according to claim 1, it is characterised in that: the rear gasbag assembly includes rear gasbag gas receiver and rear sky
Gas spring main body, the rear gasbag gas receiver receive the external compressed air sent, and air spring after compressed air is sent into
In main body.
4. chassis according to claim 3, it is characterised in that: the preceding air bag assembly includes preceding air bag gas receiver and preceding sky
Gas spring main body, the preceding air bag gas receiver receives the external compressed air sent, and compressed air is sent into preceding air spring
In main body.
5. chassis according to claim 4, it is characterised in that: at least one preceding air bag assembly is connected with preceding altitude valve, institute
Altitude valve and corresponding preceding air spring main body docking before stating, at least one rear gasbag assembly is connected with rear altitude valve, high after described
Air spring main body is docked after bottom valve and correspondence.
6. chassis according to claim 1, it is characterised in that: the girder construction is set as C-type beam structure, corresponding rear gas
Capsule assembly is mounted on the end position of girder construction.
7. chassis according to claim 1, it is characterised in that: the rear stabilizer bar structure setting is c-type structure, after described
Stabilizator rod structure both ends end is connected with girder construction respectively, is connected in the middle part of the rear stabilizer bar structure by rear suspension bar structure and vehicle frame
It connects.
8. chassis according to claim 1, it is characterised in that: the front stabilizing rod structure is set as c-type structure, before described
Stabilizator rod structure both ends end is connected with bracket respectively, is connected in the middle part of the front stabilizing rod structure by stablizing pole anchor ear and vehicle frame
It connects.
9. chassis according to claim 8, it is characterised in that: the end of the front stabilizing rod structure passes through preceding hanging rod structure
It is connected with corresponding bracket.
10. a kind of pure electric vehicle city bus, it is characterised in that: any one of the claim 1 to 9 connected including vehicle body with vehicle body
The chassis, the vehicle frame are connected with vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821867311.8U CN209441131U (en) | 2018-11-13 | 2018-11-13 | Chassis and pure electric vehicle city bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821867311.8U CN209441131U (en) | 2018-11-13 | 2018-11-13 | Chassis and pure electric vehicle city bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209441131U true CN209441131U (en) | 2019-09-27 |
Family
ID=68011065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821867311.8U Active CN209441131U (en) | 2018-11-13 | 2018-11-13 | Chassis and pure electric vehicle city bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209441131U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515092A (en) * | 2018-11-13 | 2019-03-26 | 浙江中车电车有限公司 | Chassis and pure electric vehicle city bus |
| WO2020098433A1 (en) * | 2018-11-13 | 2020-05-22 | 浙江中车电车有限公司 | Suspension structure of tram |
-
2018
- 2018-11-13 CN CN201821867311.8U patent/CN209441131U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515092A (en) * | 2018-11-13 | 2019-03-26 | 浙江中车电车有限公司 | Chassis and pure electric vehicle city bus |
| WO2020098433A1 (en) * | 2018-11-13 | 2020-05-22 | 浙江中车电车有限公司 | Suspension structure of tram |
| WO2020098432A1 (en) * | 2018-11-13 | 2020-05-22 | 浙江中车电车有限公司 | Chassis and battery electric city bus |
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