CN216545593U - Electric wire-controlled passenger car chassis with front independent suspension and rear independent suspension - Google Patents
Electric wire-controlled passenger car chassis with front independent suspension and rear independent suspension Download PDFInfo
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- CN216545593U CN216545593U CN202123228895.9U CN202123228895U CN216545593U CN 216545593 U CN216545593 U CN 216545593U CN 202123228895 U CN202123228895 U CN 202123228895U CN 216545593 U CN216545593 U CN 216545593U
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Abstract
The electric wire-controlled passenger car chassis with the front independent suspension and the rear independent suspension is compact and reasonable in structure, simple and light to operate, high in running smoothness, high in safety performance, high in comfort, low in maintenance cost and light in weight, and is more suitable for arrangement and use of an electric passenger car. The utility model provides an electronic line accuse passenger train chassis with preceding independent suspension and back independent suspension, includes the frame, the frame front portion is provided with preceding independent suspension, and the frame rear portion is provided with back independent suspension, be provided with drive-by-wire steering system on the frame, be provided with drive-by-wire actuating system on the frame, be provided with drive-by-wire braking system on the frame.
Description
Technical Field
The utility model relates to the technical field of new energy automobiles, in particular to an electric wire-controlled passenger car chassis with a front independent suspension and a rear independent suspension.
Background
In the traditional electric motor coach chassis, the adopted front and rear suspensions are non-independent suspensions of a plate spring structure or an air bag structure. The non-independent suspension has the disadvantages that: when the wheel on one side changes relative to the position of the frame due to uneven road surface or other obstacles, the wheel on the other side can directly influence the position change of the wheel on the other side, so that the whole vehicle body vibrates or inclines, and the running smoothness and the comfort are poor. The chassis of the traditional electric motor coach adopts a mechanical steering system, a driving system and a braking system, and has the defects that: the operation degree of difficulty is big, and the security performance is poor, produces mechanical impact, and is great to damage such as equipment, structure, and cost of maintenance is high, and mechanical structure connects the transmission vibration and leads to the travelling comfort relatively poor, and mechanical equipment occupation space is big, and weight is big.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide the electric wire controlled passenger car chassis with the front independent suspension and the rear independent suspension.
The technical scheme adopted by the utility model is as follows: an electric wire-controlled bus chassis with a front independent suspension and a rear independent suspension comprises a frame, wherein the front independent suspension is arranged at the front part of the frame, the rear independent suspension is arranged at the rear part of the frame, the front independent suspension comprises two front wheel edges symmetrically arranged at two sides of the frame, an upper cross arm and a lower cross arm are arranged on each front wheel edge, the upper cross arm and the lower cross arm are respectively connected with the front wheel edges through a spherical joint, the upper cross arm and the lower cross arm are respectively connected with the frame through a first ball pin, a spiral spring belt shock absorber is arranged between the lower cross arm and the frame, the lower end of the spiral spring belt shock absorber is connected with the lower cross arm, the upper end of the spiral spring belt shock absorber is connected with the frame, a first stabilizing rod is arranged between the two lower cross arms, two ends of the first stabilizing rod are respectively connected with the two lower cross arms, and the middle part of the first stabilizing rod is connected with the frame; the rear independent suspension comprises two rear wheel edges symmetrically arranged on two sides of a frame, each rear wheel edge is provided with a longitudinal arm, each longitudinal arm is connected with the rear wheel edge through a spherical joint, each longitudinal arm is connected with the frame through a second ball pin, each longitudinal arm is provided with a spiral spring and a shock absorber, the upper end of each spiral spring is connected with the frame, the lower end of each spiral spring is connected with the longitudinal arm, the upper end of each shock absorber is connected with the frame, the lower end of each shock absorber is connected with the longitudinal arm, a second stabilizer bar is arranged between the two longitudinal arms, two ends of each second stabilizer bar are respectively connected with the two longitudinal arms, and the middle part of each second stabilizer bar is connected with the frame; the frame is provided with a steer-by-wire system, the frame is provided with a drive-by-wire system, and the frame is provided with a brake-by-wire system.
The steer-by-wire system is arranged at the front end of the frame.
The brake-by-wire system is arranged at the front end of the frame.
The drive-by-wire system is arranged at the rear end of the frame.
Compared with the prior art, the utility model has the following beneficial effects: the electric wire-controlled passenger car chassis with the front independent suspension and the rear independent suspension is compact and reasonable in structure, simple and light to operate, high in running smoothness, high in safety performance, high in comfort, low in maintenance cost and light in weight, and is more suitable for arrangement and use of an electric passenger car.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a front independent suspension according to the present invention;
fig. 3 is a schematic structural view of the rear independent suspension of the present invention.
Detailed Description
The utility model is described in detail below with reference to the figures and the specific embodiments.
As shown in fig. 1 to 3, an electric wire controlled passenger car chassis with a front independent suspension and a rear independent suspension comprises a car frame 1, wherein a front independent suspension 2 is arranged at the front part of the car frame 1, a rear independent suspension 9 is arranged at the rear part of the car frame 1, the front independent suspension 2 comprises two front wheel edges 26 symmetrically arranged at two sides of the car frame 1, each front wheel edge 26 is provided with an upper cross arm 21 and a lower cross arm 22, the upper cross arm 21 and the lower cross arm 22 are respectively connected with the front wheel edges 26 through a spherical joint, the upper cross arm 21 and the lower cross arm 22 are respectively connected with the car frame 1 through a first ball pin 23, a spiral spring belt shock absorber 24 is arranged between the lower cross arm 22 and the car frame 1, the lower end of the spiral spring belt shock absorber 24 is connected with the lower cross arm 22, the upper end of the spiral spring belt shock absorber is connected with the car frame 1, a first stabilizer bar 25 is arranged between the two lower cross arms 22, two ends of the first stabilizer bar 25 are respectively connected with the two lower cross arms 22, the first stabilizer bar 25 is connected at its middle portion to the frame 1.
The upper arm 21 and the lower arm 22 are connected to the frame 1 by a first ball pin 23, so that the upper arm 21 and the lower arm 22 can swing up and down.
The lower end of the coil spring band damper 24 is connected to the lower cross arm 22 and the upper end is connected to the vehicle frame 1 so that the coil spring band damper 24 can be compressed up and down.
When the front wheel edge 26 is influenced by uneven road surfaces to jump up and down, the front wheel edge 26 drives the upper cross arm 21 and the lower cross arm 22 to do arc motion around the fixed point of the frame 1 through the first ball pin 23, the frame 1 and the rear independent suspension are not influenced, and therefore stability and comfort of the automobile are improved. The spiral spring belt damper 24 compresses and stretches along with the up-and-down swinging of the lower cross arm 22 to form spring resistance. The first stabilizer bar 25 is connected to the lower cross arm 22 and also to the frame 1, thereby providing excellent lateral stability.
The rear independent suspension 9 comprises two rear wheel edges 96 symmetrically arranged on two sides of the frame 1, each rear wheel edge 96 is provided with a longitudinal arm 91, each longitudinal arm 91 is connected with the rear wheel edge 96 through a spherical joint, each longitudinal arm 91 is connected with the frame 1 through a second ball pin 92, each longitudinal arm 91 is provided with a spiral spring 93 and a shock absorber 94, the upper end of each spiral spring 93 is connected with the frame 1, the lower end of each spiral spring 93 is connected with the corresponding longitudinal arm 91, the upper end of each shock absorber 94 is connected with the frame 1, the lower end of each shock absorber is connected with the corresponding longitudinal arm 91, a second stabilizer bar 95 is arranged between the two longitudinal arms 91, two ends of each second stabilizer bar 95 are respectively connected with the two longitudinal arms 91, and the middle of each second stabilizer bar 95 is connected with the frame 1.
The trailing arm 31 is connected to the vehicle frame 1 via a second ball pin 92 so that the trailing arm 31 can swing up and down.
The coil spring 93 is connected to the frame 1 at an upper end thereof and to the trailing arm 91 at a lower end thereof, so that the coil spring 93 can be compressed up and down.
The shock absorber 94 is connected at its upper end to the frame 1 and at its lower end to the trailing arm 91 so that the shock absorber 94 can be compressed up and down.
When the rear wheel edge 96 is affected by uneven road surface to jump up and down, the rear wheel edge 96 drives the longitudinal arm 91 to do arc motion around the fixed point of the frame 1 through the second ball pin 92, the frame 1 and the front independent suspension are not affected, and therefore the stability and the comfort of the automobile are improved. The coil spring 93 and the damper 94 are compressed and extended in accordance with the vertical oscillation of the trailing arm 91, and form a spring resistance. The second stabilizer bar 95 is connected to the trailing arm 91 and also to the frame 1, thereby providing excellent lateral stability.
The frame 1 is provided with a front axle system 3, and the front independent suspension 2 is connected with the front axle system 3 through a steering knuckle and can swing up and down.
The frame 1 is provided with a rear axle system 10, and the rear independent suspension 2 is connected with the rear axle system 10 through a transmission shaft, so that transmission is realized.
The frame 1 is provided with a steer-by-wire system 4, the steer-by-wire system 4 is connected with the frame 1 through bolts and nuts, and the steer-by-wire system 4 is connected with the front axle system 3, so that steering can be realized.
The brake-by-wire system 5 is arranged on the frame 1, the brake-by-wire system 5 is connected with the frame 1 through bolts and nuts, and the brake-by-wire system 5 controls the brake of the utility model and can control the start and stop of the wheel edge.
The frame 1 is provided with a drive-by-wire system 7, and the rear axle system 10 is connected with the drive-by-wire system 7 through a transmission shaft, so that the transmission can be controlled.
The steer-by-wire system 4 is arranged at the front end of the frame 1.
The brake-by-wire system 5 is arranged at the front end of the frame 1.
The drive-by-wire system 7 is arranged at the rear end of the frame 1.
The frame 1 is provided with a battery system 6 and a cooling system 8, the battery system 6 is connected with the frame 1 through bolts and nuts, and the cooling system 8 is connected with the frame 1 through a suspension cushion. The battery system 6 is used for supplying power to the electric appliance of the utility model, and the cooling system 8 is used for cooling the electric appliance of the utility model, such as a drive-by-wire system.
The electric motor coach takes a large number of people, so the front suspension and the rear suspension adopt independent suspensions with high comfortableness to improve the comfortableness of the coach; the front wheel of the passenger car realizes the steering function, so the double-fork arm spiral spring independent suspension is adopted; the rear wheel of the passenger car only realizes the driving function, so that the single longitudinal arm spiral spring independent suspension is adopted, the strength is increased, and the space is saved.
The drive-by-wire chassis carries out actuating mechanism's control through the mode of bus instruction, has established the basis for the car is intelligent, has reduced mechanical mechanism simultaneously, avoids its striking, so weight reduction, occupation space is little, and cost of maintenance is low, has promoted the security performance, the driving characteristic and the travelling comfort of car.
The electric bus chassis adopts a drive-by-wire chassis which comprises a drive-by-wire steering system, a drive-by-wire system and a drive-by-wire system, and can meet the modification of intelligent vehicles, such as automatic driving vehicles, remote driving vehicles, auxiliary driving vehicles and other vehicles; the utility model simultaneously improves the safety performance of the automobile, improves the driving characteristic, enhances the maneuverability, improves the overall comfort of the automobile, occupies small space, and reduces the maintenance requirement and the weight of the chassis.
The above embodiments are based on the technical solution of the present invention, and detailed implementation and specific operation processes are given, but the scope of the present invention is not limited to the above embodiments.
Claims (4)
1. The utility model provides an electronic line accuse passenger train chassis with preceding independent suspension and back independent suspension which characterized in that: the front independent suspension comprises two front wheel edges symmetrically arranged on two sides of the frame, an upper cross arm and a lower cross arm are arranged on each front wheel edge, the upper cross arm and the lower cross arm are respectively connected with the front wheel edges through a spherical joint, the upper cross arm and the lower cross arm are respectively connected with the frame through a first ball pin, a spiral spring band vibration absorber is arranged between the lower cross arm and the frame, the lower end of the spiral spring band vibration absorber is connected with the lower cross arm, the upper end of the spiral spring band vibration absorber is connected with the frame, a first stabilizer bar is arranged between the two lower cross arms, two ends of the first stabilizer bar are respectively connected with the two lower cross arms, and the middle part of the first stabilizer bar is connected with the frame; the rear independent suspension comprises two rear wheel edges symmetrically arranged on two sides of a frame, each rear wheel edge is provided with a longitudinal arm, each longitudinal arm is connected with the rear wheel edge through a spherical joint, each longitudinal arm is connected with the frame through a second ball pin, each longitudinal arm is provided with a spiral spring and a shock absorber, the upper end of each spiral spring is connected with the frame, the lower end of each spiral spring is connected with the longitudinal arm, the upper end of each shock absorber is connected with the frame, the lower end of each shock absorber is connected with the longitudinal arm, a second stabilizer bar is arranged between the two longitudinal arms, two ends of each second stabilizer bar are respectively connected with the two longitudinal arms, and the middle part of each second stabilizer bar is connected with the frame; the frame is provided with a steer-by-wire system, the frame is provided with a drive-by-wire system, and the frame is provided with a brake-by-wire system.
2. The electric wire controlled passenger car chassis with the front independent suspension and the rear independent suspension as claimed in claim 1, wherein: the steer-by-wire system is arranged at the front end of the frame.
3. The electric wire controlled passenger car chassis with the front independent suspension and the rear independent suspension as claimed in claim 1, wherein: the brake-by-wire system is arranged at the front end of the frame.
4. The electric wire controlled passenger car chassis with the front independent suspension and the rear independent suspension as claimed in claim 1, wherein: the drive-by-wire system is arranged at the rear end of the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123228895.9U CN216545593U (en) | 2021-12-21 | 2021-12-21 | Electric wire-controlled passenger car chassis with front independent suspension and rear independent suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123228895.9U CN216545593U (en) | 2021-12-21 | 2021-12-21 | Electric wire-controlled passenger car chassis with front independent suspension and rear independent suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216545593U true CN216545593U (en) | 2022-05-17 |
Family
ID=81544611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123228895.9U Active CN216545593U (en) | 2021-12-21 | 2021-12-21 | Electric wire-controlled passenger car chassis with front independent suspension and rear independent suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216545593U (en) |
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2021
- 2021-12-21 CN CN202123228895.9U patent/CN216545593U/en active Active
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