CN210881563U - Front suspension system and car - Google Patents
Front suspension system and car Download PDFInfo
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- CN210881563U CN210881563U CN201921450748.6U CN201921450748U CN210881563U CN 210881563 U CN210881563 U CN 210881563U CN 201921450748 U CN201921450748 U CN 201921450748U CN 210881563 U CN210881563 U CN 210881563U
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- bushing
- front suspension
- swing arm
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Abstract
The utility model discloses a front suspension system, include: the front sliding column assembly is used for connecting the vehicle body for supporting; the front steering knuckle assembly is connected with the front sliding column assembly, and two connecting ends extend out of one side end of the front steering knuckle assembly; a tie rod connected to one of the connection ends of the front knuckle assembly for connecting to a steering gear; and a front lower swing arm assembly connected with the other connecting end of the front steering knuckle assembly, wherein: the front lower swing arm assembly at least comprises a first bushing for providing flexibility and improving smoothness and a second bushing for providing radial rigidity and bearing certain lateral force, and the first bushing and the tie rod are respectively positioned at two opposite sides of the second bushing. The utility model also discloses a car of having above-mentioned front suspension system. By implementing the front suspension system and the automobile of the utility model, the arrangement structure of the front lower swing arm assembly is improved, and a larger lower space of the bottom plate is provided; the structure is simplified, and the control stability and the smoothness of the whole vehicle are ensured.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field especially relates to a front suspension system and car.
Background
In the prior art, the design of a suspension system is an important component of the design of a chassis. The front suspension system not only affects the chassis operation stability and smoothness, but also affects the vehicle body layout design and the battery pack layout design of the electric vehicle.
For some electric vehicles in which the battery is disposed under the floor, the size of the under-floor space between the front and rear wheels determines the size of the battery disposition space. And the space under the floor in the X position is substantially limited by the front and rear suspension systems. The front suspension system of the current electric vehicle mainly adopts the front suspension system of the traditional fuel vehicle, the traditional fuel vehicle has loose requirements on the space at the lower part of the floor, but on the electric vehicle, the increase of the space at the position means that a larger battery can be arranged, and better cruising ability can be obtained.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a front suspension system and an automobile, improving the arrangement structure of a front lower swing arm assembly and providing a larger lower space of a bottom plate; the structure is simplified, and the control stability and the smoothness of the whole vehicle are ensured.
In order to solve the above technical problem, an embodiment of the utility model provides a front suspension system, include: the front sliding column assembly is used for connecting the vehicle body for supporting; the front steering knuckle assembly is connected with the front sliding column assembly, and two connecting ends extend out of one side end of the front steering knuckle assembly; a tie rod connected to one of the connection ends of the front knuckle assembly for connecting to a steering gear; and a front lower swing arm assembly connected with the other connecting end of the front steering knuckle assembly, wherein: the front lower swing arm assembly at least comprises a first bushing for providing flexibility and improving smoothness and a second bushing for providing radial rigidity and bearing certain lateral force, and the first bushing and the tie rod are respectively positioned at two opposite sides of the second bushing.
The whole of the front lower swing arm assembly is in an arc shape and is arranged towards the front part where the front suspension system and the vehicle body are assembled.
The front lower swing arm assembly is provided with a first assembly end, a second assembly end and a third assembly end, the first assembly end and the third assembly end are arranged at two opposite ends of the arc-shaped front lower swing arm assembly, and the second assembly end is arranged in the middle of the arc-shaped front lower swing arm assembly; the first assembling end is connected with the frame through the first bushing, the second assembling end is connected with the frame through the second bushing, and the third assembling end is connected with the other connecting end of the front steering knuckle assembly through the ball pin.
The first bushing is positioned at the front part of the front suspension system assembled with the vehicle body and is a hydraulic bushing or a rubber bushing.
The arrangement direction of the first bushing is the X direction or the Z direction in which the front suspension system is assembled with the vehicle body.
The second bushing is located at the rear part where the front suspension system and the vehicle body are assembled, and the second bushing is a rubber bushing.
Wherein, still include: the front stabilizer bar pull rod assembly and the front stabilizer bar assembly are used for being connected with a frame, one end of the front stabilizer bar pull rod assembly is connected with the front stabilizer bar assembly, and the other opposite end of the front stabilizer bar pull rod assembly is connected with the front sliding column assembly.
Wherein, the front stabilizer bar assembly is positioned below the tie rod.
Wherein, two ends of the steering tie rod are respectively connected with one connecting end of the front steering knuckle assembly and the steering gear through the ball pin; the front sliding column assembly is provided with a self-energizing shock absorber.
In order to solve the technical problem, the utility model also discloses an automobile with above-mentioned front suspension system.
The utility model provides a front suspension system and car has following beneficial effect: the front lower swing arm assembly at least comprises a first bushing for providing flexibility and improving smoothness and a second bushing for providing radial rigidity and bearing certain lateral force, and the first bushing and the tie rod are respectively positioned at two opposite sides of the second bushing. The arrangement structure of the front lower swing arm assembly is improved, larger lower space of the bottom plate is provided, meanwhile, the first bushing and the second bushing are connected with the frame in a matched mode, lateral support rigidity and impact resistance are both considered, and the operation stability and smoothness of the whole vehicle are guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a front suspension system according to an embodiment of the present invention.
Fig. 2 is a schematic top view of a front suspension system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1-2 show a first embodiment of a front suspension system according to the present invention.
The front suspension system is used for being assembled on an automobile, and is matched, connected and installed with an automobile body and a frame through the front suspension system, so that the front suspension system supports the front axle automobile body of the automobile, bears vertical, lateral and longitudinal force from a road surface and realizes the function of steering wheels.
The front suspension system in this embodiment includes: a front sliding column assembly 1 for connecting a vehicle body for supporting; the front steering knuckle assembly 2 is connected with the front sliding column assembly 1, and two connecting ends 21 and 22 extend out of one side end of the front steering knuckle assembly 2; a tie rod 4 connected to one connecting end 21 of the front knuckle assembly for connecting a steering gear; and a front lower swing arm assembly 3 connected to the other connecting end 22 of the front steering knuckle assembly, wherein: the front lower swing arm assembly 3 at least comprises a first bush 3a for providing flexibility and improving smoothness and a second bush 3b for providing radial rigidity and bearing a certain lateral force, and the first bush 3a and the tie rod 4 are respectively positioned at two opposite sides of the second bush 3 b.
During specific implementation, the upper end of the front sliding column assembly 1 is connected with a vehicle body through a bolt and is used for supporting the vehicle body. The lower end of the front sliding column assembly 1 is assembled and connected with the front steering knuckle assembly 2. In this embodiment, the front strut assembly 1 is provided with a common damper or a self-energizing damper.
The front steering knuckle assembly 2 is an important component for connecting a front suspension system and a wheel assembly and is manufactured by adopting a forging process. During specific implementation, two connecting ends 21 and 22 extend from the lower end side of the front steering knuckle assembly 2, one connecting end 21 is connected with a tie rod 4, the front suspension system is connected with an automobile steering gear through the tie rod 4, and the automobile steering gear is connected to the front wheels, so that the steering function of the front wheels is realized. In the embodiment, the steering tie rod 4 adopts a two-force rod structure, and the shape and the structure are simple; the opposite ends of the tie rod 4 are connected with the front steering knuckle assembly 2 and the steering gear through ball pins respectively.
The other connecting end 22 of the front steering knuckle assembly 2 is connected with the front lower swing arm assembly 3. The whole of the front lower swing arm assembly 3 is arc-shaped, and the whole of the front lower swing arm assembly 3 is arranged towards the front part where the front suspension system and the vehicle body are assembled. Compared with the traditional McPherson suspension, the arc-shaped structure that the front lower swing arm assembly 3 is integrally arranged forwards can increase larger space under the floor.
Further, the front lower swing arm assembly 3 is provided with a first mounting end 31, a second mounting end 32 and a third mounting end 33, the first mounting end 31 and the third mounting end 33 are disposed at opposite ends of the front lower swing arm assembly in an arc shape, and the second mounting end 32 is disposed at the middle of the front lower swing arm assembly in an arc shape. Wherein, the first assembling end 31 is connected with the frame through the first bush 3a, the second assembling end 32 is connected with the frame through the second bush 3b, and the third assembling end 33 is connected with the other connecting end 22 of the front steering knuckle assembly through the ball pin.
The first bushing 3a functions to provide compliance and improve smoothness, and the second bushing 3b functions to provide radial stiffness and withstand certain lateral forces. The first mounting end 31 and the tie rod 4 are located on opposite sides of the second mounting end 32. The first bush 3a and the tie rod 4 are located on opposite sides of the second bush 3b, respectively.
The above-described assembly structure in which the front lower swing arm assembly 3 is improved functions as follows: the arrangement mode is favorable for increasing the space of the lower part of the floor in the X direction between the front wheel and the rear wheel, and for the electric vehicle with the battery arranged at the lower part of the floor, the arrangement space of the battery can be increased to the greatest extent, the capacity of the battery can be improved, and the cruising ability can be increased. Meanwhile, the operation stability and the smoothness of the whole vehicle are considered, the optimal design of the performance and the arrangement space of the whole vehicle is achieved, and the suspension can be used for a high-endurance electric vehicle with higher requirement on the arrangement space of the battery.
Further, first bush 3a is located the front portion that front suspension system and automobile body assembled, and first bush 3a is hydraulic pressure bush or rubber bush, and when first bush 3a adopted hydraulic pressure bush, the ride comfort of whole car can be promoted greatly. The first bushing 3a is arranged in an X-direction or a Z-direction in which the front suspension system is assembled with the vehicle body. The second bush 3b is located at the rear of the front suspension system assembled with the vehicle body, and the second bush 3b is a rubber bush.
Preferably, the front suspension system in this embodiment further includes: the front stabilizer bar pull rod assembly 6 and the front stabilizer bar assembly 5 used for connecting the frame, one end of the front stabilizer bar pull rod assembly 6 is connected with the front stabilizer bar assembly 5, and the other opposite end of the front stabilizer bar pull rod assembly is connected with the front sliding column assembly 1.
In this embodiment, the front stabilizer bar assembly 5 is located below the tie rod 4, and functions as: increasing the roll stiffness of the front suspension.
In the present embodiment, the front suspension system is assembled behind the vehicle, and can realize the basic functions of the suspension such as bearing, guiding, buffering, steering, etc., in the structural design of the front lower swing arm assembly 3, the second bushing 3b mainly bearing the lateral force is located at the rear, the first bushing 3a responsible for providing the flexibility and improving the smoothness is located at the front, and the whole of the front lower swing arm assembly 3 is arranged in an arc shape and is forward. The X between the front and rear wheels to the lower space of the floor can be increased, the battery can be arranged in the electric vehicle under the floor to the greatest extent, the capacity of the battery can be improved, and the cruising ability can be increased.
The utility model discloses a front suspension system and car has following beneficial effect: the front lower swing arm assembly at least comprises a first bushing for providing flexibility and improving smoothness and a second bushing for providing radial rigidity and bearing certain lateral force, and the first bushing and the tie rod are respectively positioned at two opposite sides of the second bushing. The arrangement structure of the front lower swing arm assembly is improved, larger lower space of the bottom plate is provided, meanwhile, the first bushing and the second bushing are connected with the frame in a matched mode, lateral support rigidity and impact resistance are both considered, and the operation stability and smoothness of the whole vehicle are guaranteed.
Claims (10)
1. A front suspension system, comprising:
the front sliding column assembly is used for connecting the vehicle body for supporting;
the front steering knuckle assembly is connected with the front sliding column assembly, and two connecting ends extend out of one side end of the front steering knuckle assembly;
a tie rod connected to one of the connection ends of the front knuckle assembly for connecting a steering gear; and
with preceding lower swing arm assembly that another link of preceding knuckle assembly links to each other, wherein: the front lower swing arm assembly at least comprises a first bushing for providing flexibility and improving smoothness and a second bushing for providing radial rigidity and bearing certain lateral force, and the first bushing and the steering tie rod are respectively positioned on two opposite sides of the second bushing.
2. The front suspension system of claim 1, wherein the entirety of the front lower swing arm assembly is arc-shaped, and the entirety of the front lower swing arm assembly is disposed toward a front portion where the front suspension system is assembled with a vehicle body.
3. The front suspension system of claim 1, wherein the front lower swing arm assembly is provided with a first mounting end, a second mounting end and a third mounting end, the first mounting end and the third mounting end being disposed at opposite ends of the front lower swing arm assembly in an arc shape, the second mounting end being disposed at a middle portion of the front lower swing arm assembly in the arc shape; the first assembling end is connected with the frame through the first bushing, the second assembling end is connected with the frame through the second bushing, and the third assembling end is connected with the other connecting end of the front steering knuckle assembly through a ball pin.
4. The front suspension system of claim 1, wherein the first bushing is located at a front portion of the front suspension system where the front suspension system is assembled with a vehicle body, and the first bushing is a hydraulic bushing or a rubber bushing.
5. The front suspension system of claim 4, wherein the first bushing is disposed in an X-direction or a Z-direction in which the front suspension system is assembled with the vehicle body.
6. The front suspension system of claim 1, wherein the second bushing is located at a rear portion of the front suspension system where the front suspension system is assembled with a vehicle body, the second bushing being a rubber bushing.
7. The front suspension system of claim 1, further comprising: the front stabilizer bar comprises a front stabilizer bar pull rod assembly and a front stabilizer bar assembly used for being connected with a frame, one end of the front stabilizer bar pull rod assembly is connected with the front stabilizer bar assembly, and the other opposite end of the front stabilizer bar pull rod assembly is connected with the front sliding column assembly.
8. The front suspension system of claim 7, wherein the front stabilizer bar assembly is located below the tie rod.
9. The front suspension system as claimed in claim 1, wherein both ends of the tie rod are connected to a connecting end of the front knuckle assembly and the steering gear by ball pins, respectively; and a self-energizing shock absorber is arranged on the front sliding column assembly.
10. An automobile, characterized in that the automobile comprises a front suspension system according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450748.6U CN210881563U (en) | 2019-09-02 | 2019-09-02 | Front suspension system and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450748.6U CN210881563U (en) | 2019-09-02 | 2019-09-02 | Front suspension system and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210881563U true CN210881563U (en) | 2020-06-30 |
Family
ID=71333924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921450748.6U Active CN210881563U (en) | 2019-09-02 | 2019-09-02 | Front suspension system and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210881563U (en) |
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2019
- 2019-09-02 CN CN201921450748.6U patent/CN210881563U/en active Active
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