CN204279410U - A kind of automobile roll center position measurement device - Google Patents
A kind of automobile roll center position measurement device Download PDFInfo
- Publication number
- CN204279410U CN204279410U CN201420785252.5U CN201420785252U CN204279410U CN 204279410 U CN204279410 U CN 204279410U CN 201420785252 U CN201420785252 U CN 201420785252U CN 204279410 U CN204279410 U CN 204279410U
- Authority
- CN
- China
- Prior art keywords
- vertical load
- automobile
- load sensor
- wheel vertical
- suspension
- 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
Landscapes
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Abstract
The utility model relates to a kind of automobile roll center position measurement device, for the existing deficiency existed automobile roll and rollover research, propose a kind of automobile roll center position measurement device, comprise rear left wheel vertical load sensor, left rear suspension, barycenter sensing unit, calculating unit, right rear suspension, right rear wheel vertical load sensor, car speed sensor, left front suspension, front left wheel vertical load sensor, right front wheel vertical load sensor, right front suspension etc.Use the utility model can according to the speed of operation of the angle of roll of the yaw velocity of the vertical load of each wheel of automobile, automobile, automobile and automobile, calculate automobile and the position with roll center during rollover occurs to roll, effectively improve vehicle side turning prediction and anti-rollover control system effect.
Description
Technical field
The utility model relates to automobile roll and rollover studying technological domain, particularly relates to a kind of automobile roll center position measurement device.
Background technology
Automobile roll stability weighs the important indicator of vehicle safety performance, and significantly inclination, even generation rollover occur automobile may cause severe traffic accidents, and its hazard rating is only second to automobile and crashes.For diaxon automobile, when automobile roll center refers to that car body relative to ground roll motion occurs vehicle body relative to ground rotation institute around the intersection point of horizontal plumb cut at instantaneous axis and automobile barycenter place, generally represent automobile roll center by Location of Mass Center of Automobiles as reference initial point.Domestic and international many scholars and enterprise, when studying automobile roll with rollover, all suppose that automobile roll center is constant, and study for automobile roll and rollover as constant value.But automobile is when occurring to roll with rollover, and its roll center position is change, and can affect precision and the effect of automobile rollover prevention control system, current technical literature fails to realize the measurement of automobile roll center.
Summary of the invention
Study with rollover the deficiency existed to overcome current automobile roll, the utility model proposes a kind of automobile roll center position measurement device, can the mechanics geometric position of testing automobile roll center when occurring to roll, prevent rollover provide support for effectively controlling automobile.
The utility model solves the technical scheme that its technical matters adopts: construct a kind of automobile roll center position measurement device, comprise wheel, rear left wheel vertical load sensor, left rear suspension, vehicle body, barycenter sensing unit, calculating unit, right rear suspension, right rear wheel vertical load sensor, car speed sensor, rear axle, front axle, left front suspension, front left wheel vertical load sensor, right front wheel vertical load sensor, right front suspension; Barycenter sensing unit comprises lateral acceleration sensor, yaw-rate sensor and angle of roll sensor, is fixedly mounted on car load centroid position; The two ends of rear axle, front axle are connected with wheel; Upper end and the vehicle body of left rear suspension are connected, and the lower end of left rear suspension is fixedly mounted in rear axle by rear left wheel vertical load sensor; Upper end and the vehicle body of right rear suspension are connected, and the lower end of right rear suspension is fixedly mounted in rear axle by right rear wheel vertical load sensor; Upper end and the vehicle body of left front suspension are connected, and the lower end of left front suspension is fixedly mounted on front axle by front left wheel vertical load sensor; Upper end and the vehicle body of right front suspension are connected, and the lower end of right front suspension is fixedly mounted on front axle by right front wheel vertical load sensor; Car speed sensor is fixedly mounted on the middle part of rear axle; Rear left wheel vertical load sensor, barycenter sensing unit, right rear wheel vertical load sensor, car speed sensor, front left wheel vertical load sensor, right front wheel vertical load sensor are all electrically connected with calculating unit.
The speed of operation that calculating unit records the vertical load of Automobile Right front vehicle wheel, the vertical load of automobile front left wheel, the vertical load of Automobile Right rear wheel, the vertical load of automobile rear left wheel, the lateral acceleration of automobile, the yaw velocity of automobile, the angle of roll of automobile and automobile by right front wheel vertical load sensor, front left wheel vertical load sensor, right rear wheel vertical load sensor, rear left wheel vertical load sensor, barycenter sensing unit and car speed sensor stores and processing data, exports result of calculation.
The beneficial effects of the utility model are: can according to the speed of operation of the angle of roll of the yaw velocity of the vertical load of each wheel of automobile, automobile, automobile and automobile, calculate automobile and the position with roll center during rollover occurs to roll, improve vehicle side turning prediction and anti-rollover control system research precision and effect.
Accompanying drawing explanation
Fig. 1 is the front view of automobile and roll center position-measurement device.
Fig. 2 is the birds-eye view of automobile and roll center position-measurement device.
In figure: 1-wheel, 2-rear left wheel vertical load sensor, 3-left rear suspension, 4-roll center, 5-vehicle body, 6-barycenter sensing unit, 7-spring carried mass barycenter, 8-calculating unit, 9-right rear suspension, 10-right rear wheel vertical load sensor, 11-car speed sensor, 12-rear axle, 13-front axle, the left front suspension of 14-, 15-front left wheel vertical load sensor, 16-right front wheel vertical load sensor, the right front suspension of 17-.
Detailed description of the invention
for the technical characterstic of this programme can be clearly demonstrated, below by detailed description of the invention, and by reference to the accompanying drawings, this programme is set forth.
A kind of automobile roll center position measurement device as shown in Figure 1 and Figure 2, comprises wheel 1, rear left wheel vertical load sensor 2, left rear suspension 3, vehicle body 5, barycenter sensing unit 6, calculating unit 8, right rear suspension 9, right rear wheel vertical load sensor 10, car speed sensor 11, rear axle 12, front axle 13, left front suspension 14, front left wheel vertical load sensor 15, right front wheel vertical load sensor 16, right front suspension 17; Barycenter sensing unit 6 comprises lateral acceleration sensor, yaw-rate sensor and angle of roll sensor, is fixedly mounted on car load centroid position; The two ends of rear axle 12, front axle 13 are connected with wheel 1; Upper end and the vehicle body 5 of left rear suspension 3 are connected, and the lower end of left rear suspension 3 is fixedly mounted in rear axle 12 by rear left wheel vertical load sensor 2; Upper end and the vehicle body 5 of right rear suspension 9 are connected, and the lower end of right rear suspension 9 is fixedly mounted in rear axle 12 by right rear wheel vertical load sensor 10; Upper end and the vehicle body 5 of left front suspension 14 are connected, and the lower end of left front suspension 14 is fixedly mounted on front axle 13 by front left wheel vertical load sensor 15; Upper end and the vehicle body 5 of right front suspension 17 are connected, and the lower end of right front suspension 17 is fixedly mounted on front axle 13 by right front wheel vertical load sensor 16; Car speed sensor 11 is fixedly mounted on the middle part of rear axle 12; Rear left wheel vertical load sensor 2, barycenter sensing unit 6, right rear wheel vertical load sensor 10, car speed sensor 11, front left wheel vertical load sensor 15, right front wheel vertical load sensor 16 are all electrically connected with calculating unit 8.
Calculating unit 8 is respectively by right front wheel vertical load sensor 16, front left wheel vertical load sensor 15, right rear wheel vertical load sensor 10, rear left wheel vertical load sensor 2, barycenter sensing unit 6 and car speed sensor 11 record the vertical load of Automobile Right front vehicle wheel, the vertical load of automobile front left wheel, the vertical load of Automobile Right rear wheel, the vertical load of automobile rear left wheel, the lateral acceleration of automobile, the yaw velocity of automobile, the angle of roll of automobile and the speed of operation of automobile store and processing data, calculate the vertical distance of automobile roll center to barycenter, automobile roll center is to the horizontal throw at right side wheels center, and export result of calculation.
Claims (1)
1. an automobile roll center position measurement device, comprise wheel [1], rear left wheel vertical load sensor [2], left rear suspension [3], vehicle body [5], barycenter sensing unit [6], calculating unit [8], right rear suspension [9], right rear wheel vertical load sensor [10], car speed sensor [11], rear axle [12], front axle [13], left front suspension [14], front left wheel vertical load sensor [15], right front wheel vertical load sensor [16], right front suspension [17], it is characterized in that, barycenter sensing unit [6] comprises lateral acceleration sensor, yaw-rate sensor and angle of roll sensor, be fixedly mounted on car load centroid position, the two ends of rear axle [12], front axle [13] are connected with wheel [1], upper end and the vehicle body [5] of left rear suspension [3] are connected, and the lower end of left rear suspension [3] is fixedly mounted in rear axle [12] by rear left wheel vertical load sensor [2], upper end and the vehicle body [5] of right rear suspension [9] are connected, and the lower end of right rear suspension [9] is fixedly mounted in rear axle [12] by right rear wheel vertical load sensor [10], upper end and the vehicle body [5] of left front suspension [14] are connected, and the lower end of left front suspension [14] is fixedly mounted on front axle [13] by front left wheel vertical load sensor [15], upper end and the vehicle body [5] of right front suspension [17] are connected, and the lower end of right front suspension [17] is fixedly mounted on front axle [13] by right front wheel vertical load sensor [16], car speed sensor [11] is fixedly mounted on the middle part of rear axle [12], rear left wheel vertical load sensor [2], barycenter sensing unit [6], right rear wheel vertical load sensor [10], car speed sensor [11], front left wheel vertical load sensor [15], right front wheel vertical load sensor [16] are all electrically connected with calculating unit [8].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420785252.5U CN204279410U (en) | 2014-12-12 | 2014-12-12 | A kind of automobile roll center position measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420785252.5U CN204279410U (en) | 2014-12-12 | 2014-12-12 | A kind of automobile roll center position measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204279410U true CN204279410U (en) | 2015-04-22 |
Family
ID=52862597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420785252.5U Active CN204279410U (en) | 2014-12-12 | 2014-12-12 | A kind of automobile roll center position measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204279410U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104386065A (en) * | 2014-12-12 | 2015-03-04 | 山东交通学院 | Vehicle roll center position measuring device and calculating method of vehicle roll center position |
-
2014
- 2014-12-12 CN CN201420785252.5U patent/CN204279410U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104386065A (en) * | 2014-12-12 | 2015-03-04 | 山东交通学院 | Vehicle roll center position measuring device and calculating method of vehicle roll center position |
| CN104386065B (en) * | 2014-12-12 | 2016-09-28 | 山东交通学院 | A kind of automobile roll center position measurement device and computational methods thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104386065A (en) | Vehicle roll center position measuring device and calculating method of vehicle roll center position | |
| KR102584421B1 (en) | Vehicle rollover prevention early warning method, device, storage medium and vehicle | |
| CN103213582B (en) | Anti-rollover pre-warning and control method based on body roll angular estimation | |
| US8983722B2 (en) | System and method for vehicle rollover prediction | |
| KR101470221B1 (en) | Apparatus for controlling suspension and method thereof | |
| CN104573322A (en) | Dynamic measuring device for position of automobile heeling center axis and confirming method thereof | |
| CN101844559A (en) | Be used to keep the system and method for the dynamic stability of materials handling vehicle | |
| JP2012218736A5 (en) | ||
| CN108394406A (en) | Heavy goods vehicles anti-rollover early warning system based on perception load and active brake | |
| CN104865079A (en) | Device for measuring comprehensive evaluation indexes of vehicle heeling and calculation method thereof | |
| WO2021138700A1 (en) | Automated steering control mechanism and system for wheeled vehicles | |
| CN102767208A (en) | Side rollover predicting method for wheel loaders | |
| CN204279410U (en) | A kind of automobile roll center position measurement device | |
| CN203126745U (en) | Battery electric vehicle tipping over detecting and alarming device based on multi-information fusion | |
| CN106197416B (en) | Multi-condition automobile rollover index calculation device and method | |
| CN203612144U (en) | Energy-saving environment-friendly balance car | |
| CN105034740A (en) | Car rollover time measuring device and car rollover time calculation method | |
| Li et al. | Dynamic analysis of agricultural wheel tractor driving on uneven surface under the influences of speed and slope angle | |
| CN203094052U (en) | Automatic adjusting device for side tilting angles of automobile body based on ECU (electronic control unit) in automobile steering process | |
| CN106482962A (en) | A kind of vehicle side turning test system and its method for early warning | |
| JP5867131B2 (en) | Steering wheel axle weight estimation device | |
| CN115534933A (en) | Vehicle rollover prevention control method, system, device, equipment and storage medium | |
| CN204774478U (en) | Car time measuring device that turns on one's side | |
| CN210554770U (en) | Device for preventing automobile from turning on side at high speed | |
| CN203929402U (en) | A kind of vehicle handling stability test macro |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |