CN220562495U - Wheel-side driving independent suspension system - Google Patents
Wheel-side driving independent suspension system Download PDFInfo
- Publication number
- CN220562495U CN220562495U CN202322316785.0U CN202322316785U CN220562495U CN 220562495 U CN220562495 U CN 220562495U CN 202322316785 U CN202322316785 U CN 202322316785U CN 220562495 U CN220562495 U CN 220562495U
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- control arm
- wheel
- suspension system
- shock absorber
- independent suspension
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- 239000000725 suspension Substances 0.000 title claims abstract description 33
- 239000006096 absorbing agent Substances 0.000 claims abstract description 16
- 230000035939 shock Effects 0.000 claims abstract description 16
- 239000003381 stabilizer Substances 0.000 claims description 17
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 abstract description 4
- 238000000429 assembly Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Abstract
The wheel edge driving independent suspension system comprises two wheel edge driving assemblies which are symmetrically arranged left and right, each wheel edge driving assembly is provided with a mounting column, an upper control arm and a lower control arm are respectively arranged on the upper part and the lower part of each mounting column, each wheel edge driving assembly is further provided with a shock absorber, the top end of each mounting column is integrally formed with a mounting platform, two air springs are arranged on each mounting platform in parallel, the upper end of each shock absorber is connected with the whole vehicle, and the lower end of each shock absorber is correspondingly fixed on the lower part of each mounting column. The mounting platform at the top of each mounting column of the suspension system is provided with two air springs in parallel, so that the bearing capacity of the suspension system can be effectively increased, the upper control arm is prevented from bearing force in the vertical direction, and the use reliability of the upper control arm is improved; the lower extreme of shock absorber is installed in the lower part of erection column, and not only installation height is low, does not occupy the interior space of car, and the shock absorber atress is directly passed through wheel limit drive assembly moreover and is passed, avoids the lower control arm to bear extra power.
Description
Technical Field
The utility model relates to the technical field of vehicle suspension devices, in particular to a wheel side driving independent suspension system.
Background
Currently, wheel drive technology is increasingly being applied to passenger cars. The wheel side driving technology is used for a rear axle to enable low-floor, wide-channel and barrier-free rapid passing. Various manufacturers have developed various suspension systems that match the wheel drive technology in order to cope with the application of the wheel drive technology.
The suspension system partially matched with the wheel edge driving technology adopts a C Liang Qi spring non-independent suspension structure, and the structure realizes the wheel edge driving function, but occupies large space, particularly occupies the width of an internal channel, and sacrifices the flow efficiency of passengers in a vehicle by partially penetrating the channel.
And the suspension system partially matched with the wheel driving technology adopts a double-cross arm independent suspension structure and single air spring arrangement to realize the wheel driving function. For example, chinese patent publication No. CN 206030979U discloses a commercial wheel side drive independent suspension device, which includes a drive system, a suspension system, and a column. The suspension system comprises a guide mechanism, an air spring and a shock absorber; the guide mechanism comprises an upper fork arm and a lower fork arm, wherein the inner point of the upper fork arm and the inner point of the lower fork arm are fixed on the vehicle body, and the outer point of the upper fork arm and the outer point of the lower fork arm are fixed on the upright post; the upper end of the air spring is fixed on the vehicle body, and the lower end of the air spring is fixed on the upright post; the upper end of the shock absorber is fixed on the vehicle body, and the lower end of the shock absorber is fixed on the lower fork arm.
However, only one air spring is arranged on the upright post of the suspension system, so that the bearing capacity is small; and the lower end of the shock absorber is fixed on the lower fork arm, so that the lower fork arm needs to bear the acting force in the vertical direction, and the use reliability of the lower fork arm is affected. To this end we provide a wheel drive independent suspension system.
Disclosure of Invention
The utility model provides a wheel-side driving independent suspension system, which mainly aims to overcome the defect that each side upright post of the existing wheel-side driving independent suspension system is provided with only one air spring, so that the bearing capacity is small; and the lower end of the shock absorber is fixed on the lower fork arm, so that the use reliability of the lower fork arm is affected.
The utility model adopts the following technical scheme:
the utility model provides a wheel limit drive independent suspension system, includes two bilateral symmetry sets up wheel limit drive assembly, every wheel limit drive assembly is equipped with a erection column, every upper portion and the lower part of erection column are installed control arm and lower control arm respectively, still are equipped with a shock absorber on every wheel limit drive assembly, every the top integrated into one piece of erection column has a mounting platform, every two air spring are installed side by side on the mounting platform, air spring is located go up control arm top, every the upper end and the whole car of shock absorber are connected, and the lower extreme is fixed in correspondingly the lower part of erection column.
In a preferred embodiment, the height of the air spring is 180mm.
In a preferred embodiment, the upper portion and the lower portion of the mounting column are respectively provided with a connecting shaft, one ends of the upper control arm and the lower control arm are respectively and correspondingly connected to the connecting shafts through bearings, and the other ends of the upper control arm and the lower control arm are respectively connected with the whole vehicle through fasteners.
In a preferred embodiment, the length of the lower control arm is greater than the length of the upper control arm.
In a preferred embodiment, each lower control arm is further provided with a stabilizer bar assembly, the stabilizer bar assembly comprises a connecting arm, a boom and a stabilizer bar, one end of the connecting arm is fixed on the lower control arm, one end of the stabilizer bar is connected with the other end of the connecting arm through the boom, and the other end of the stabilizer bar is provided with a connecting assembly and is connected with the whole vehicle.
As can be seen from the above description of the structure of the present utility model, compared with the prior art, the present utility model has the following advantages:
1. according to the utility model, the top of the mounting column of each wheel drive assembly is provided with the mounting platform, and the mounting platform is provided with two air springs in parallel, so that the bearing capacity of a suspension system can be effectively increased. And the air spring is arranged on the mounting platform integrally formed with the mounting column, so that the upper control arm can be prevented from bearing force in the vertical direction, and the use reliability of the upper control arm is improved. The suspension system of the utility model also installs the lower end of the shock absorber at the lower part of the mounting column, not only has low installation height and does not occupy the space in the vehicle, but also the shock absorber stress is directly transmitted through the wheel rim driving assembly, thereby avoiding the lower control arm from bearing extra force and improving the use reliability of the lower control arm.
2. The design height of the air spring is only 180mm, and the arrangement space of the seats in the vehicle is not sacrificed; the length of the lower control arm is larger than that of the upper control arm, and the upper and lower unequal-length double cross arms are arranged, so that the through type channel arrangement in the vehicle can be realized, and the channel width is not smaller than 760mm.
3. Each wheel driving assembly is provided with a transverse stabilizer bar assembly, so that the effect of the rigidity of the side inclination angle of the suspension system is increased, and the stability performance of the vehicle can be further improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a front view of the present utility model.
Fig. 3 is a left side view of the present utility model.
Detailed Description
Specific embodiments of the present utility model will be described below with reference to the accompanying drawings. Numerous details are set forth in the following description in order to provide a thorough understanding of the present utility model, but it will be apparent to one skilled in the art that the present utility model may be practiced without these details. Well-known components, methods and procedures are not described in detail.
The present utility model provides a wheel-side drive independent suspension system, referring to fig. 1, comprising two wheel-side drive assemblies 10 arranged symmetrically left and right. Since the two wheel drive assemblies 10 of the present utility model are of a laterally symmetrical structure, the structure of one of the wheel drive assemblies will be described below.
Referring to fig. 1 and 2, the wheel drive assembly 10 is provided with a mounting post 11, and a mounting platform 12 is integrally formed on top of the mounting post 11. Two air springs 20 are mounted on the mounting platform 12 in parallel, and the design height of the air springs 20 is 180mm. The upper end of the air spring 20 is provided with a fastener for connecting with the whole vehicle; meanwhile, the upper stud is in a central opening state and communicated with the air spring cavity, and an air source can be connected through the hollow bolt for air charging and discharging when the air spring works. The air springs 20 are also secured with studs and associated fasteners to the mounting platform 12 by backing plates. The air spring 20 is mainly subjected to a force from the vertical direction in the present suspension system.
Referring to fig. 1 to 3, the upper and lower parts of the mounting column 11 are provided with a connection shaft 13, and an upper control arm 31 and a lower control arm 32 are respectively mounted. Wherein the lower control arm 32 is longer than the upper control arm 31. The upper control arm 31 and the lower control arm 32 receive various forces and moments from the lateral and longitudinal directions in the present suspension system.
Referring to fig. 2 and 3, the upper control arm 31 has one end connected to the whole vehicle by a hexagon head bolt and nut, and the other end connected to the connection shaft 13 at the upper portion of the mounting post 11 through a bearing. Similarly, the lower control arm 32 has one end connected to the whole vehicle by a hexagon head bolt and nut, and the other end connected to the connecting shaft 13 at the lower part of the mounting post 11 by a bearing. The upper control arm 31 and the lower control arm 32 are free to rotate around the axis of the bearing by the action of the bearing.
Referring to fig. 1 and 2, a damper 40 is further provided on each wheel rim driving assembly 10, the upper end of the damper 40 is connected with the whole vehicle by using bolts and nuts, and the lower end of the damper is connected with the lower portion of the mounting post 11 by using large washers, flat washers, bolts and nuts. The damper 40 plays a role in suppressing vibration in the present suspension system.
Referring to fig. 1 and 3, a stabilizer bar assembly 50 is also mounted on each of the lower control arms. The stabilizer bar assembly 50 comprises a connecting arm 51, a suspender 52 and a stabilizer bar 53, wherein one end of the connecting arm 51 is fixed on the lower control arm 32 by adopting bolts, nuts and spacers, one end of the stabilizer bar 53 is connected with the other end of the connecting arm 51 through the suspender 52, and the other end of the stabilizer bar 53 is provided with a connecting component and is connected with the whole vehicle. The transverse stabilizer bar assembly plays a role in increasing the rigidity of the system roll angle in the suspension system, so that the stability performance of the vehicle can be improved.
The foregoing is merely illustrative of specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the design concept shall fall within the scope of the present utility model.
Claims (5)
1. The utility model provides a wheel limit drive independent suspension system, includes two bilateral symmetry sets up wheel limit drive assembly, every wheel limit drive assembly is equipped with a erection column, every upper portion and the lower part of erection column are installed control arm and lower control arm respectively, still are equipped with a shock absorber on every wheel limit drive assembly, its characterized in that: the top integrated into one piece of every the erection column has a mounting platform, every install two air spring side by side on the mounting platform, air spring is located go up the control arm top, every the upper end and the whole car of shock absorber are connected, and the lower extreme corresponds to be fixed in the lower part of erection column.
2. A wheel-side-drive independent suspension system as claimed in claim 1, wherein: the height of the air spring is 180mm.
3. A wheel-side-drive independent suspension system as claimed in claim 1, wherein: the upper portion and the lower part of erection column all are equipped with the connecting axle, go up the control arm with the one end of control arm down all adopts the fastener to be connected with whole car, go up the control with the other end of control arm down then respectively through the bearing correspond to on the connecting axle.
4. A wheel-side-drive independent suspension system as claimed in claim 1, wherein: the length of the lower control arm is greater than the length of the upper control arm.
5. A wheel-side-drive independent suspension system as claimed in claim 1, wherein: each lower control arm is further provided with a transverse stabilizer bar assembly, each transverse stabilizer bar assembly comprises a connecting arm, a suspender and a transverse stabilizer bar, one end of each connecting arm is fixed on each lower control arm, one end of each transverse stabilizer bar is connected with the other end of each connecting arm through the suspender, and the other end of each transverse stabilizer bar is provided with a connecting assembly and connected with the whole vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322316785.0U CN220562495U (en) | 2023-08-28 | 2023-08-28 | Wheel-side driving independent suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322316785.0U CN220562495U (en) | 2023-08-28 | 2023-08-28 | Wheel-side driving independent suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220562495U true CN220562495U (en) | 2024-03-08 |
Family
ID=90095585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322316785.0U Active CN220562495U (en) | 2023-08-28 | 2023-08-28 | Wheel-side driving independent suspension system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220562495U (en) |
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2023
- 2023-08-28 CN CN202322316785.0U patent/CN220562495U/en active Active
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