CN210652583U - Active automobile independent suspension system - Google Patents
Active automobile independent suspension system Download PDFInfo
- Publication number
- CN210652583U CN210652583U CN201920734966.6U CN201920734966U CN210652583U CN 210652583 U CN210652583 U CN 210652583U CN 201920734966 U CN201920734966 U CN 201920734966U CN 210652583 U CN210652583 U CN 210652583U
- Authority
- CN
- China
- Prior art keywords
- air spring
- vehicle
- air
- suspension system
- height
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Vehicle Body Suspensions (AREA)
Abstract
The utility model provides an active automobile independent suspension system, including four air spring bumper shock absorbers all around, control ECU, gas pitcher and four air spring bumper shock absorber valves, every air spring bumper shock absorber passes through the pipeline and the gas pitcher links to each other, four air spring bumper shock absorber valves set up respectively on the pipeline between four air spring bumper shock absorbers and the gas pitcher, control ECU and air spring bumper shock absorber valve signal connection and the switching and the aperture size of controlling the air spring bumper shock absorber valve, when the car takes place to turn to, control ECU receives the signal that the auto steering, and control the aperture size of a plurality of air spring bumper shock absorber valves, come the gas flow and the pressure that four air spring bumper shock absorbers were distributed to the gas pitcher all around, with the height that changes the air spring bumper shock absorber. Through the utility model discloses an active automobile independent suspension system can adjust the automobile body gesture when the vehicle has the action of heeling, initiatively restraines the automobile body and heels.
Description
Technical Field
The utility model relates to an automotive filed especially relates to an active independent suspension system of car.
Background
The existing active suspension system of the automobile comprises a control panel, a height sensor, an air spring shock absorber, a control ECU, an air pump, a connecting valve and an air tank. The air pump stores high-pressure air into the air tank through the connecting valve, when a person selects a working condition mode (such as an economic mode, a comfortable mode, a motion mode and the like) through the control panel, the control ECU receives a working condition mode instruction signal sent by the control panel, and simultaneously controls the connecting valve to distribute the high-pressure air in the air tank to the front, the rear, the left and the right air spring shock absorbers according to the working condition mode instruction signal sent by the control panel and an automobile height signal sent by the height sensor after receiving a signal of the height sensor. Meanwhile, the control ECU keeps communication with the height sensor, and adjusts the flow and pressure of high-pressure gas distributed to the front, rear, left and right air spring shock absorbers in real time according to signals of the height sensor so as to ensure that the posture of the vehicle body stably rises or falls.
Specifically, when a person selects the working condition mode as the comfortable mode through the control panel, the control ECU receives the working condition mode command signal, the flow and the pressure of high-pressure gas distributed to the front, the rear, the left and the right air spring shock absorbers are reduced through controlling the connecting valve, the height of the air spring shock absorbers is reduced to reduce the height of a vehicle body, and therefore the vehicle is more comfortable. When a person selects the working condition mode as the motion mode through the control panel, the control ECU receives the working condition mode command signal, the high-pressure gas flow and the pressure distributed to the front, the rear, the left and the right air spring shock absorbers are increased through controlling the connecting valve, the height of the air spring shock absorbers is increased to lift the automobile body, and therefore the trafficability of the automobile is improved, and the automobile can move in pits and depressions, mountain roads and the like more easily.
However, the existing active suspension system of the automobile can only adjust the heights of the four front, rear, left and right air spring shock absorbers of the automobile in a set working condition mode of the automobile (such as an economy mode, a comfort mode, a motion mode and the like), and needs to ensure that the heights of the two air spring shock absorbers at the front end of the automobile are consistent and the heights of the two air spring shock absorbers at the rear end of the automobile are consistent.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can adjust the automobile body gesture when the vehicle has the action of heeling, come the active automobile independent suspension system that initiatively restraines the automobile body and heels.
The utility model provides an active automobile independent suspension system, including four air spring bumper shock absorbers all around, control ECU, gas pitcher and four air spring bumper shock absorber valves, every air spring bumper shock absorber passes through the pipeline and the gas pitcher links to each other, four air spring bumper shock absorber valves set up respectively on the pipeline between four air spring bumper shock absorbers and the gas pitcher, control ECU and air spring bumper shock absorber valve signal connection and the switching and the aperture size of controlling the air spring bumper shock absorber valve, when the car takes place to turn to, control ECU receives the signal that the auto steering, and control the aperture size of a plurality of air spring bumper shock absorber valves, come the gas flow and the pressure that four air spring bumper shock absorbers were distributed to the gas pitcher all around, with the height that changes the air spring bumper shock absorber.
Further, after receiving the signal of the automobile steering, the control ECU adjusts the air flow and the air pressure distributed by the air tank to the front and rear air spring shock absorbers on the left side of the automobile and/or the front and rear air spring shock absorbers on the right side of the automobile so as to change the heights of the front and rear air spring shock absorbers on the left side of the automobile and/or the front and rear air spring shock absorbers on the right side of the automobile.
Further, when the vehicle is turning left and the right roll is about to occur, the opening degree of the air spring damper valve connected to the front and rear air spring dampers on the left side of the vehicle is lower than the opening degree of the air spring damper valve connected to the front and rear air spring dampers on the right side of the vehicle.
Further, when the vehicle is turning right and the left roll is about to occur, the opening degree of the air spring damper valve connected to the front and rear air spring dampers on the left side of the vehicle is higher than the opening degree of the air spring damper valve connected to the front and rear air spring dampers on the right side of the vehicle.
Further, the larger the steering angle of the vehicle is, the larger the absolute value of the difference between the opening values of the air spring damper valves connected to the front and rear two air spring dampers on the left side of the vehicle and the opening values of the air spring damper valves connected to the front and rear two air spring dampers on the right side of the vehicle is.
Furthermore, the active automobile independent suspension system also comprises a vehicle speed sensor for detecting the vehicle speed, and the control ECU adjusts the air flow and pressure distributed to the front, the rear, the left and the right air spring shock absorbers according to the received automobile steering signal and the vehicle speed signal sent by the vehicle speed sensor.
Further, the greater the vehicle speed detected by the vehicle speed sensor, the greater the absolute value of the difference between the opening values of the air spring damper valves connected to the front and rear two air spring dampers on the left side of the vehicle and the opening values of the air spring damper valves connected to the front and rear two air spring dampers on the right side of the vehicle.
Furthermore, the active automobile independent suspension system further comprises four height sensors for detecting the height of the automobile body, wherein the four height sensors are arranged at the bottom of the automobile body and are symmetrical along the front-back direction and the left-right direction.
Furthermore, the active automobile independent suspension system further comprises an acceleration sensor, wherein the acceleration sensor is used for detecting an automobile acceleration signal, and if the acceleration sensor detects that the automobile acceleration is larger, the opening degree of the valves of the air spring shock absorbers is lower.
Furthermore, the active automobile independent suspension system also comprises a height sensor for detecting the height of the automobile body, and the control ECU adjusts the air flow and pressure distributed to the front, the rear, the left and the right air spring shock absorbers according to the received automobile steering signal and the automobile body height signal sent by the height sensor.
The utility model discloses an active automobile independent suspension is when the automobile turns to, and control ECU receives the signal that the automobile turned to the aperture size of controlling a plurality of air spring bumper shock absorber valves adjusts the gas pitcher and distributes gas flow and the pressure of four air spring bumpers all around, with the height that changes the air spring bumper shock absorber, consequently passes through the utility model discloses an active automobile independent suspension system can adjust the automobile body gesture when the vehicle has the action of heeling, initiatively suppresses the automobile body and heels.
Drawings
Fig. 1 is a schematic system layout diagram of an active independent suspension system of an embodiment of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1, the active independent suspension system of the present invention includes a steering wheel angle sensor 1, a height sensor 3, four air spring dampers 4, a control ECU5, an air pump 6, a union valve 7, an air tank 8, an acceleration sensor, and a control panel 10.
In the present embodiment, the control panel 10 is used for the driver to select the operating mode (e.g., economy mode, comfort mode, sport mode, etc.). The control ECU5 includes a height control module for controlling the height of the vehicle body.
The connecting valve 7 comprises an air pump valve and a plurality of air spring damper valves (not shown), the air pump 6 is connected with the air pump valve through a pipeline, and the air tank 8 is also connected with the air pump valve through a pipeline so as to communicate the air tank with the air pump. The air pump 6 can charge high-pressure air into the air tank 8. The four air spring dampers 4 are respectively connected with the air spring damper valves through pipelines, and a height control module of the control ECU5 is in signal connection with the air pump valves and the air spring damper valves to control the opening and closing and the opening of the valves of the connecting valve 7, so that whether the air pump 6 inflates the air tank 8 is controlled, and the air flow and the pressure distributed to the front, the rear, the left and the right air spring dampers 4 by the air tank 8 are adjusted. The coupling valve 7 may be of a conventional structure known in the art, and the structure thereof will not be described herein.
The height sensor 3 is provided in the vehicle body and is signal-connected to the control ECU5, and the height sensor 3 detects the height of the vehicle body and sends a vehicle height signal to the control ECU 5. In the present embodiment, the height sensors 3 include four, and are disposed on an underbody such as a chassis of an automobile, and the four height sensors 3 are symmetrical in the front-rear direction and the left-right direction.
The steering wheel angle sensor 1 is signal-connected to the control ECU5, and the steering wheel angle sensor 1 detects the angle of rotation of the steering wheel and transmits a steering wheel rotation angle signal to the control ECU5 when detecting the rotation of the steering wheel
When the steering wheel angle sensor 1 detects that the steering wheel rotates, the steering wheel angle sensor 1 sends a steering wheel rotation angle signal to the control ECU5, the control ECU5 knows the height information of the vehicle body according to the height signal sent by the height sensor 3 after receiving the steering wheel rotation angle signal, and the control ECU5 adjusts the gas flow and pressure distributed to the front, rear, left and right air spring shock absorbers 4 by the gas tank 8 according to the opening degree of a plurality of valves of the body height information control connection valve 7 so as to change the height of the air spring shock absorbers 4 and keep the vehicle body balanced. In the present embodiment, the control ECU5 receives the steering wheel rotation angle signal and then adjusts the air flow and pressure of the air tank 8 to be distributed to the front and rear air spring dampers 4 on the left side of the vehicle and/or the front and rear air spring dampers 4 on the right side of the vehicle, so as to change the heights of the front and rear air spring dampers 4 on the left side of the vehicle and/or the front and rear air spring dampers 4 on the right side of the vehicle, thereby keeping the vehicle body balanced. That is, the control ECU5 may balance the vehicle body by changing only the flow rate and pressure of the air distributed from the air tank 8 to the front and rear two air spring dampers 4 on the left side of the vehicle, may balance the vehicle body by changing only the flow rate and pressure of the air distributed from the air tank 8 to the front and rear two air spring dampers 4 on the right side of the vehicle, and may balance the vehicle body by changing the flow rate and pressure of the air distributed from the air tank 8 to the front and rear two air spring dampers 4 on the left side of the vehicle and the front and rear two air spring dampers 4 on the right side of the vehicle.
For example, when the vehicle turns left and the vehicle is about to roll right (the right vehicle is lower and the left vehicle is higher), the steering wheel angle sensor 1 detects a steering wheel left-turn signal, the steering wheel left-turn signal is sent to the control ECU5, the control ECU5 predicts the operating condition of the vehicle about to roll right after receiving the signal, the control ECU5 learns the vehicle height information according to the vehicle height signal sent by the height sensor 3, and the control ECU5 adjusts the opening degree of the valve in the connecting valve 7 according to the predicted operating condition in combination with the learned vehicle height information, so that the opening degree of the front and rear air spring dampers 4 of the connecting valve 7 connected to the left side of the vehicle is lower than the opening degree of the valve of the front and rear air spring dampers 4 of the connecting valve 7 connected to the right side of the vehicle to keep the vehicle body balanced. Specifically, after the control ECU5 receives the steering wheel left-turn signal, the control ECU5 may reduce the flow and pressure of the air distributed from the air tank 8 to the front and rear air spring dampers 4 on the left side of the vehicle by controlling the opening of the valves connected to the front and rear air spring dampers 4 on the left side of the vehicle in the coupling valve 7, so as to reduce the height of the front and rear air spring dampers 4 on the left side of the vehicle, and at this time, the active automobile independent suspension system actively reduces the height of the left vehicle body of the vehicle, so that the vehicle body is kept in balance; or after the control ECU5 receives the steering wheel left-turn signal, the control ECU5 may increase the flow rate and pressure of the air distributed from the air tank 8 to the front and rear air spring dampers 4 on the right side of the vehicle by controlling the opening of the valves connected to the front and rear air spring dampers 4 on the right side of the vehicle in the coupling valve 7, so as to increase the heights of the front and rear air spring dampers 4 on the right side of the vehicle, and at this time, the active automobile independent suspension system actively increases the height of the right side of the vehicle body, so that the vehicle body is kept in balance; or after the control ECU5 receives the steering wheel left-turn signal, the control ECU5 may simultaneously adjust the air flow and pressure distributed from the air tank 8 to the front and rear two air spring dampers 4 on the left side of the vehicle and the front and rear two air spring dampers 4 on the right side of the vehicle by controlling the opening of the valves connected to the front and rear two air spring dampers 4 on the left side of the vehicle and the front and rear two air spring dampers 4 on the right side of the vehicle in the coupling valve 7 (as long as the air flow and pressure distributed to the front and rear two air spring dampers 4 on the left side of the vehicle are lower than the air flow and pressure distributed to the front and rear two air spring dampers 4 on.
In addition, when the vehicle turns right and the left roll is about to occur (the left vehicle body is lower and the right vehicle body is higher), the steering wheel angle sensor 1 detects a steering wheel right-turn signal, the steering wheel right-turn signal is sent to the control ECU5, the control ECU5 predicts the operating condition of the vehicle about to occur left roll after receiving the signal, the control ECU5 knows the vehicle height information according to the vehicle height signal sent by the height sensor 3, and the control ECU5 adjusts the opening degree of the valve in the connecting valve 7 according to the predicted operating condition so that the opening degree of the front and rear air spring shock absorbers 4 connected to the left side of the vehicle of the connecting valve 7 is higher than the opening degree of the valve in the front and rear air spring shock absorbers 4 connected to the right side of the vehicle of the connecting valve 7 to keep the vehicle body balanced. Specifically, after the control ECU5 receives the signal of right-turn of the steering wheel, the control ECU5 may increase the flow rate and pressure of the air distributed from the air tank 8 to the front and rear air spring dampers 4 on the left side of the vehicle by controlling the opening of the valves connected to the front and rear air spring dampers 4 on the left side of the vehicle in the coupling valve 7, so as to increase the heights of the front and rear air spring dampers 4 on the left side of the vehicle, and at this time, the active type automobile independent suspension system actively increases the height of the left side vehicle body of the vehicle, so that the vehicle body is kept in balance; or after the control ECU5 receives the right-turn signal of the steering wheel, the control ECU5 can reduce the air flow and pressure distributed by the air tank 8 to the front and rear air spring dampers 4 on the right side of the vehicle by controlling the opening of the valves connected to the front and rear air spring dampers 4 on the right side of the vehicle in the coupling valve 7, so as to reduce the heights of the front and rear air spring dampers 4 on the right side of the vehicle, and at this time, the active automobile independent suspension system actively reduces the height of the right side vehicle body of the vehicle, so that the vehicle body can be kept in balance; or after the control ECU5 receives the steering wheel left-turn signal, the control ECU5 may simultaneously adjust the air flow and pressure distributed from the air tank 8 to the front and rear two air spring dampers 4 on the left side of the vehicle and the front and rear two air spring dampers 4 on the right side of the vehicle by controlling the opening of the valves connected to the front and rear two air spring dampers 4 on the left side of the vehicle and the front and rear two air spring dampers 4 on the right side of the vehicle in the coupling valve 7 (as long as the air flow and pressure distributed to the front and rear two air spring dampers 4 on the left side of the vehicle are higher than the air flow and pressure distributed to the front and rear two air spring dampers 4 on the.
Further, the larger the angle at which the steering wheel is detected by the steering wheel angle sensor 1 is, the larger the absolute value of the difference between the opening values of the valves of the two front and rear air spring dampers 4 connected to the left side of the vehicle of the linkage valve 7 and the opening values of the valves of the two front and rear air spring dampers 4 connected to the right side of the vehicle of the linkage valve 7 is. Specifically, the larger the angle at which the vehicle turns left, the larger the amount of decrease in the gas flow and pressure of the front and rear two air spring dampers 4 on the left side of the vehicle, or the larger the amount of increase in the gas flow and pressure of the front and rear two air spring dampers 4 on the right side of the vehicle. The larger the angle at which the vehicle turns right, the larger the amount of decrease in the gas flow and pressure of the front and rear two air spring dampers 4 on the right side of the vehicle, or the larger the amount of increase in the gas flow and pressure of the front and rear two air spring dampers 4 on the left side of the vehicle. The greater the angle at which the steering wheel angle sensor 1 detects the rotation of the steering wheel, the higher the degree to which the vehicle is tilted, and by increasing the absolute value of the difference between the opening values of the valves of the two front and rear air spring dampers 4 connected to the left side of the vehicle of the coupling valve 7 and the opening values of the valves of the two front and rear air spring dampers 4 connected to the right side of the vehicle of the coupling valve 7, the better the vehicle body balance can be achieved.
Further, the active type automobile independent suspension system further includes a vehicle speed sensor 2 for detecting a vehicle speed, and the control ECU5 adjusts the flow rate and pressure of air distributed to the front, rear, left, and right air spring dampers 4 based on a steering wheel rotation angle signal detected by the steering wheel angle sensor 1, a vehicle height signal sent by the height sensor 3, and a vehicle speed signal detected by the vehicle speed sensor 2. The vehicle speed sensor 2 detects the vehicle speed, so that the degree of the vehicle rolling can be better predicted, and the air flow and the pressure distributed by the air tanks 8 to the front, rear, left and right air spring shock absorbers 4 can be adjusted to better balance the vehicle body in a low mode. Further, the greater the vehicle speed detected by the vehicle speed sensor 2, the greater the absolute value of the difference between the opening degree values of the valves of the two front and rear air spring dampers 4 connected to the vehicle left side of the link valve 7 and the opening degree values of the valves of the two front and rear air spring dampers 4 connected to the vehicle right side of the link valve 7. For example, when the vehicle speed is increased during the left turn of the vehicle, the degree of right roll of the vehicle is increased, and at this time, the amount of decrease in the gas flow rate and the pressure of the front and rear air spring dampers 4 on the left side of the vehicle or the amount of increase in the gas flow rate and the pressure of the front and rear air spring dampers 4 on the right side of the vehicle is increased, so that the vehicle body can be more well balanced.
In addition, the active automobile independent suspension system further comprises an acceleration sensor, the acceleration sensor is used for detecting an automobile acceleration signal, and if the acceleration sensor detects that the automobile acceleration is larger, the opening degree of the valves of the air spring shock absorbers is lower. Specifically, if the acceleration sensor detects that the acceleration of the automobile is large, the passenger has a large degree of forward or backward tilting, and in order to reduce the degree of forward or backward tilting of the passenger, the control ECU can reduce the flow and pressure of high-pressure gas distributed to four front, rear, left and right air spring shock absorbers by controlling the opening of the valves of the air spring shock absorbers, and reduce the height of the air spring shock absorbers to reduce the height of the automobile body.
The operation of an embodiment of the active independent suspension system of the present invention will be described in detail below.
After the automobile is started, when a driver selects a working condition mode through the control panel 10, for example, a comfortable mode, the control ECU5 receives a comfortable mode working condition instruction signal sent by the control panel 10, and the control ECU5 receives an automobile body height signal sent by the height sensor 3, at this time, the control ECU5 controls the valve of the connecting valve 7 to fill a proper amount of high-pressure gas into the front, rear, left and right air spring shock absorbers 4 through the gas tank 8, so that the automobile body is maintained at the height under the working condition of the comfortable mode. And the communication between the control ECU5 and the height sensor 3 is kept to adapt and adjust the high-pressure gas flow and pressure input by the gas tank 8 to the front, rear, left and right air spring shock absorbers 4, so that the stable rising or falling of the posture of the vehicle body is ensured.
When the vehicle turns left and the right roll is to be generated (the right vehicle body is lower and the left vehicle body is higher), the steering wheel angle sensor 1 detects a steering wheel left-turn signal, the steering wheel left-turn signal is sent to the control ECU5, the vehicle speed sensor 2 detects the vehicle speed and sends a vehicle speed signal to the control ECU5, the height sensor 3 sends a vehicle height signal to the control ECU5, the control ECU5 predicts the condition that the vehicle is to generate the right roll after receiving the vehicle speed signal and the steering wheel left-turn signal, the air flow and the pressure distributed to the four air spring shock absorbers 4 acting on the front and the back of the vehicle by the air tank 8 are adjusted according to the vehicle speed signal, the vehicle height signal and the steering wheel left-turn signal, the air flow and the pressure distributed to the two air spring shock absorbers 4 on the left side of the vehicle are simultaneously controlled to be smaller than the air flow and the pressure distributed to the two air spring shock absorbers 4 on the right side of the vehicle, so that the height of the front and rear air spring shock absorbers 4 on the left side of the vehicle is relatively lower than that of the front and rear air spring shock absorbers 4 on the right side of the vehicle, and at the moment, the active type automobile independent suspension system actively reduces the height of the left side of the vehicle, so that the vehicle body is kept balanced.
To sum up, the utility model discloses an active independent automobile suspension is when the car turns to, and control ECU receives the signal that the car turned to the aperture size of controlling a plurality of air spring bumper shock absorber valves adjusts the gas pitcher and distributes four all around air spring bumper shock absorber's gas flow and pressure, in order to change air spring bumper shock absorber's height, consequently pass through the utility model discloses an active independent automobile suspension system can adjust the automobile body gesture when the vehicle has the action of heeling, comes the initiative to restrain the automobile body and heels. In addition, when the vehicle has the action of heeling, current vehicle all will use the stabilizer bar to come the anti function of heeling passively, and the utility model discloses can initiatively adjust the automobile body gesture when the vehicle has the action of heeling, so can cancel the stabilizer bar, this just makes the vehicle subtract heavy and fall originally, makes the vehicle realize completely independent suspension effect simultaneously, can not influence the suspension performance of other side because the wheel of one side jumps when crossing the hole and cross the road surface of bank, makes the vehicle have better ride comfort and travelling comfort.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An active automobile independent suspension system is characterized by comprising four air spring shock absorbers, a control ECU, an air tank and four air spring shock absorber valves, wherein the four air spring shock absorbers are arranged on the front, the rear, the left and the right, the air tank is connected with the air tank through pipelines, the four air spring shock absorber valves are respectively arranged on the pipelines between the four air spring shock absorbers and the air tank, the control ECU is in signal connection with the air spring damper valve and controls the opening and closing of the air spring damper valve and the opening degree, when the automobile is turned, the control ECU receives a signal of turning the automobile and controls the opening of the valves of the air spring shock absorbers to adjust the air flow and pressure distributed by the air tank to the four air spring shock absorbers, namely the front air spring shock absorber, the rear air spring shock absorber, the left air spring shock absorber and the right air spring shock absorber, so as to change the height of the air spring shock absorbers.
2. The active vehicle independent suspension system of claim 1, wherein said control ECU adjusts the air flow and pressure from said air tank to said front and rear air spring dampers on the left side of the vehicle and/or said front and rear air spring dampers on the right side of the vehicle upon receipt of a signal from the vehicle steering to change the height of said front and rear air spring dampers on the left side of the vehicle and/or said front and rear air spring dampers on the right side of the vehicle.
3. The active vehicle independent suspension system of claim 2, wherein when the vehicle is turning left and a right roll is about to occur, the opening of the air spring damper valve associated with the front and rear air spring dampers on the left side of the vehicle is less than the opening of the air spring damper valve associated with the front and rear air spring dampers on the right side of the vehicle.
4. The active vehicle independent suspension system of claim 2, wherein when the vehicle is turning right and left rolling is about to occur, the opening of the air spring damper valve associated with the front and rear air spring dampers on the left side of the vehicle is greater than the opening of the air spring damper valve associated with the front and rear air spring dampers on the right side of the vehicle.
5. An active vehicle independent suspension system according to claim 3 or 4, wherein the greater the steering angle of the vehicle, the greater the absolute value of the difference between the opening value of the air spring damper valve connected to the front and rear two air spring dampers on the left side of the vehicle and the opening value of the air spring damper valve connected to the front and rear two air spring dampers on the right side of the vehicle.
6. The active independent suspension system of claim 2, further comprising a vehicle speed sensor for detecting the vehicle speed, wherein the control ECU adjusts the air flow and pressure distributed to the front, rear, left and right air spring dampers according to the received signal of the vehicle steering and the vehicle speed signal sent by the vehicle speed sensor.
7. The active vehicle independent suspension system of claim 6, wherein the greater the vehicle speed detected by the vehicle speed sensor, the greater the absolute value of the difference between the opening value of the air spring damper valve connected to the front and rear two air spring dampers on the left side of the vehicle and the opening value of the air spring damper valve connected to the front and rear two air spring dampers on the right side of the vehicle.
8. The active independent vehicle suspension system of claim 1, further comprising four height sensors for detecting the height of the vehicle body, wherein the four height sensors are disposed at the bottom of the vehicle body and are symmetrical in the front-rear direction and the left-right direction.
9. The active vehicle independent suspension system of claim 1, further comprising an acceleration sensor configured to sense an acceleration signal of the vehicle, wherein the opening of the plurality of air spring damper valves is decreased as the acceleration sensor senses greater acceleration of the vehicle.
10. The active independent vehicle suspension system of claim 1 further comprising a height sensor for detecting the height of the vehicle body, wherein said control ECU adjusts the flow and pressure of air distributed to the front, rear, left, and right air spring dampers according to the received signal of the vehicle's steering and the height signal of the vehicle body sent by said height sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920734966.6U CN210652583U (en) | 2019-05-21 | 2019-05-21 | Active automobile independent suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920734966.6U CN210652583U (en) | 2019-05-21 | 2019-05-21 | Active automobile independent suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210652583U true CN210652583U (en) | 2020-06-02 |
Family
ID=70819255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920734966.6U Active CN210652583U (en) | 2019-05-21 | 2019-05-21 | Active automobile independent suspension system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210652583U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660749A (en) * | 2020-06-29 | 2020-09-15 | 厦门金龙联合汽车工业有限公司 | Method for controlling height of air suspension vehicle body |
| CN112092564A (en) * | 2020-09-11 | 2020-12-18 | 瑞安市浩宇汽车部件有限公司 | Intelligent automobile shock absorption control system |
| CN112124028A (en) * | 2020-09-21 | 2020-12-25 | 华南理工大学 | Electric control air suspension system, control method and system thereof and electric control unit |
-
2019
- 2019-05-21 CN CN201920734966.6U patent/CN210652583U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111660749A (en) * | 2020-06-29 | 2020-09-15 | 厦门金龙联合汽车工业有限公司 | Method for controlling height of air suspension vehicle body |
| CN112092564A (en) * | 2020-09-11 | 2020-12-18 | 瑞安市浩宇汽车部件有限公司 | Intelligent automobile shock absorption control system |
| CN112124028A (en) * | 2020-09-21 | 2020-12-25 | 华南理工大学 | Electric control air suspension system, control method and system thereof and electric control unit |
| CN112124028B (en) * | 2020-09-21 | 2022-07-12 | 华南理工大学 | Electric control air suspension system, control method and system thereof and electric control unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107433831B (en) | Suspension system | |
| CN210652583U (en) | Active automobile independent suspension system | |
| CN107499271B (en) | Electric control air suspension based passenger car rollover prevention control method | |
| CN111703267B (en) | Vehicle having suspension with continuous damping control | |
| CN107651026B (en) | Method and device for controlling or adjusting a cab mount | |
| US20210347221A1 (en) | Apparatus and method for controlling suspension of vehicle | |
| JPS62125908A (en) | Device for controlling suspension | |
| CN207190988U (en) | A kind of car anti-rollover system based on electronic control air suspension system | |
| CN105818636A (en) | Method for operating a motor vehicle, computer software product, chassis arrangement and motor vehicle | |
| JP2010105436A (en) | Roll rigidity control device | |
| CN208585235U (en) | A kind of intelligent assistance system improving bus riding comfort | |
| JP2008247357A (en) | Suspension control device | |
| US20200207174A1 (en) | Steady state attitude control using suspension with variable volume air springs | |
| KR101825028B1 (en) | Suspension appratus of motorcycle using smart device | |
| JP2946904B2 (en) | Control device for electronically controlled air suspension vehicle | |
| JP4379405B2 (en) | Vehicle control device | |
| JP2566128Y2 (en) | Vehicle suspension | |
| KR100418615B1 (en) | Air spring auxiliary system for vehicle | |
| JPH0899519A (en) | Air suspension device for vehicle | |
| WO2024127990A1 (en) | Sensor abnormality detecting device | |
| CN112238721B (en) | Vehicle, interconnection type vehicle suspension system and control method thereof | |
| KR200161831Y1 (en) | Position control device of vehicle | |
| JPH0326967Y2 (en) | ||
| JPS63232014A (en) | Control device for car suspension | |
| JP2906210B2 (en) | Vehicle suspension device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |