CN202863535U - Control device limiting wheel steering angle in high-speed status - Google Patents
Control device limiting wheel steering angle in high-speed status Download PDFInfo
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- CN202863535U CN202863535U CN 201220515534 CN201220515534U CN202863535U CN 202863535 U CN202863535 U CN 202863535U CN 201220515534 CN201220515534 CN 201220515534 CN 201220515534 U CN201220515534 U CN 201220515534U CN 202863535 U CN202863535 U CN 202863535U
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Abstract
The utility model discloses a control device limiting wheel steering angles in high-speed status. When the vehicle speed achieves the given high-speed, the control device limiting the wheel steering angles in the high-speed status automatically limits steering angle ranges of a wheel, so a large angle steering of a vehicle in high-speed is limited, and traffic accidents caused by crashes with surrounding vehicles and objects are avoided. The control device limiting the wheel steering angles in the high-speed status comprises an electronic control unit, a wheel speed sensor, a steering angle sensor and an electric power steering system. The electronic control unit is connected with the wheel speed sensor and the steering angle sensor. The electronic control unit is provided with a communication interface, and the communication interface is communicated with the electric power steering system. The steering angle sensor is arranged on a steering shaft of a vehicle steering wheel.
Description
Technical field
The utility model relates to the automobile Auxiliary Control Device, relate in particular to a kind of when automobile is in fast state the control setup of limiting wheel steering angle.
Background technology
Along with automobile pollution increases rapidly, also significantly increase by driving the improper safety misadventure that causes.Train operation accident harmfulness when particularly automobile is in fast state is larger, such as the too quickly severe traffic accidents that very easily leads to of spinning of direction when the high-speed travel state.Therefore, a kind of vehicle control setup that wide-angle turns to when high speed that can limit is very important.Open day is on 07 11st, 2012, publication number is that the patent documentation of CN102556147A discloses a kind of technical scheme for the automobile steering device corner locating, it strengthens the steering nut chamfering under original frame mode, steering nut in particular cases can not be contacted with bearing inner ring any, realization positions the deflector lower limit with the downside that turns to housing positioning boss and steering nut, with end face of end cap and the upper side of steering nut the deflector upper limit is positioned, the size of failure-free restriction pivot angle output, the service life of having improved automobile steering device.From this technical scheme as seen, this deflector position limiting structure is the fixed type position limiting structure, can not increase along with the speed of a motor vehicle and changes spacing pivot angle.Therefore, vehicle can not be solved and when high speed, the problem that wide-angle turns to need to be limited.
Summary of the invention
The utility model main purpose is to provide a kind of control setup of fast state limiting wheel steering angle, the steering angle scope of volitional check wheel when automobile speed reaches setting high-speed, thereby restriction vehicle wide-angle when high speed turns to, and bumps with nearby vehicle or object and causes traffic accident avoiding.
The utility model is mainly solved by following technical proposals for the prior art problem, a kind of control setup of fast state limiting wheel steering angle, comprise electronic control unit, wheel speed sensors, steering angle sensor and automatically controlled servo steering system, electronic control unit connects wheel speed sensors, steering angle sensor, electronic control unit is provided with communication interface and connects automatically controlled servo steering system by communication interface, and steering angle sensor is installed on the vehicle steering steering shaft.
Steering angle sensor is for detection of the rotating of steering wheel angle, because there are the corresponding relation of determining in rotating of steering wheel angle and steering angle of wheel, so the namely steering angle of wheel control of the controlling angle of bearing circle; Wheel speed sensors is for detection of the speed of a motor vehicle; Electronic control unit is when detecting the speed of a motor vehicle more than or equal to the regulation speed of a motor vehicle, detect immediately the bearing circle rotational angle, when the rotating of steering wheel angle reaches limit value, notify automatically controlled servo steering system to stop power-assisted, make chaufeur when high speed, wide-angle change vehicle heading, when rotating of steering wheel angle during less than or equal to limit value, notify automatically controlled servo steering system to recover the normal power-assisted of bearing circle; When the speed of a motor vehicle during speed of a motor vehicle, notifies automatically controlled servo steering system to recover the normal power-assisted of bearing circle less than regulation.Chaufeur was difficult to continue toward same direction steering wheel rotation again after servo steering system stopped power-assisted, and therefore, the power-assisted output of control servo steering system can limit the rotational angle range of bearing circle well.
As preferably, automatically controlled servo steering system is electric boosting steering system.In automatically controlled servo steering system commonly used, electric boosting steering system (EPS) and electronic hydraulic power-assisted steering system are arranged.Because EPS is generally by formations such as torque (turning to) sensor, control module, boosting motor, retarder, manual steering geaies, structure is relatively simple.The servo steering system of this programme is selected EPS, the control module communication connection of electronic control unit and EPS, and EPS stops the boosting motor rotation when the needs corner limits, and can stop power-assisted.
As preferably, electric boosting steering system connects the vehicle-mounted CAN bus.In order to use the vehicle-mounted CAN bus to transmit signaling when electronic control unit is communicated by letter with EPS, apparatus structure be simplified.
As preferably, the communication interface of electronic control unit is the CAN bus interface, and the CAN bus interface connects the vehicle-mounted CAN bus.In order to the communication connection of foundation with the CAN bus mode of electric boosting steering system.
As preferably, electronic control unit also connects corner restriction Tip element.When the rotating of steering wheel angle surpassed limit value, electronic control unit drove simultaneously corner restriction Tip element and sends voice suggestion, and the prompting chaufeur can not wide-angle change vehicle heading when high speed.
The beneficial effect that the utility model brings is: by the wheel speed sensors monitoring speed of a motor vehicle, when Vehicle Speed surpasses the regulation speed of a motor vehicle, electronic control unit is notified the angle range of automatically controlled servo steering system restriction bearing circle, controlled the wheel steering locking angle degree of vehicle high-speed state, thereby avoided bumping with nearby vehicle or object and causing traffic accident.
Description of drawings
Fig. 1 is a kind of functional block diagram of the present utility model.
Among the figure: the 1st, electronic control unit, the 2nd, wheel speed sensors, the 3rd, steering angle sensor, the 4th, corner restriction Tip element, the 5th, automatically controlled servo steering system, the 6th, vehicle-mounted CAN bus.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described in detail.
Embodiment: as shown in Figure 1, the utility model is a kind of control setup of fast state limiting wheel steering angle.Electronic control unit 1 connects respectively wheel speed sensors 2, steering angle sensor 3, corner restriction Tip element 4 and vehicle-mounted CAN bus 6, and automatically controlled servo steering system 5 connects the vehicle-mounted CAN bus.Wherein, electronic control unit 1 adopts Body control module (BCM); Steering angle sensor 3 is installed on the wheel steering axle, when the bearing circle left-right rotation, detect bearing circle left, rotational angle to the right; Automatically controlled servo steering system 5 adopts electric boosting steering system (EPS).
In the present embodiment, the regulation vehicle speed value is set as 80km/h, travel direction dish steering angle scope restriction when namely the speed of a motor vehicle equals or exceeds 80km/h; During high speed the steering angle of wheel scope be set as ± 5 ° in because the turning rate of bearing circle is different and different with vehicle, get 8:1 in this example, be scaled the rotating of steering wheel angular range at ± 40 °.
When BCM detects the speed of a motor vehicle and equals or exceeds 80km/h by wheel speed sensors 2: the angle output valve of monitoring steering angle sensor 3, angle output valve at steering angle sensor 3 reaches+when 40 ° or-40 °, then send the signaling that stops power steering and arrive EPS, EPS stops boosting motor power supply, the rotating of steering wheel angular range of chaufeur is limited in ± 40 °; When the speed of a motor vehicle was lower than 80km/h, the BCM signaling recovered normal power-assisted to EPS.
So the utlity model has following characteristics: by the wheel speed sensors monitoring speed of a motor vehicle, when Vehicle Speed surpasses the regulation speed of a motor vehicle, electronic control unit is notified the angle range of automatically controlled servo steering system restriction bearing circle, controlled the wheel steering locking angle degree of vehicle high-speed state, thereby avoided bumping with nearby vehicle or object and causing traffic accident.
Claims (5)
1. the control setup of a fast state limiting wheel steering angle, it is characterized in that: comprise electronic control unit, wheel speed sensors, steering angle sensor and automatically controlled servo steering system, described electronic control unit connects wheel speed sensors, steering angle sensor, described electronic control unit is provided with communication interface and connects automatically controlled servo steering system by described communication interface, and described steering angle sensor is installed on the vehicle steering steering shaft.
2. the control setup of described a kind of fast state limiting wheel steering angle according to claim 1, it is characterized in that: described automatically controlled servo steering system is electric boosting steering system.
3. the control setup of described a kind of fast state limiting wheel steering angle according to claim 2, it is characterized in that: described electric boosting steering system connects the vehicle-mounted CAN bus.
4. the control setup of described a kind of fast state limiting wheel steering angle according to claim 1, it is characterized in that: the communication interface of described electronic control unit is the CAN bus interface, described CAN bus interface connects the vehicle-mounted CAN bus.
5. it is characterized in that according to claim 1 or the control setup of 4 described a kind of fast state limiting wheel steering angles: described electronic control unit also connects corner restriction Tip element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220515534 CN202863535U (en) | 2012-10-09 | 2012-10-09 | Control device limiting wheel steering angle in high-speed status |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220515534 CN202863535U (en) | 2012-10-09 | 2012-10-09 | Control device limiting wheel steering angle in high-speed status |
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| Publication Number | Publication Date |
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| CN202863535U true CN202863535U (en) | 2013-04-10 |
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| CN 201220515534 Expired - Fee Related CN202863535U (en) | 2012-10-09 | 2012-10-09 | Control device limiting wheel steering angle in high-speed status |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260777A (en) * | 2014-09-19 | 2015-01-07 | 中国嘉陵工业股份有限公司（集团） | Mechanical hydraulic differential steering control device |
| CN104417611A (en) * | 2013-08-29 | 2015-03-18 | 现代摩比斯株式会社 | Control apparatus of motor driven power steering |
| CN104477233A (en) * | 2014-12-17 | 2015-04-01 | 朱恒 | Intelligent steering system of four-wheel automobile |
| CN104691609A (en) * | 2013-12-06 | 2015-06-10 | 通用汽车环球科技运作有限责任公司 | Algorithm for steering angle command to torque command conversion |
| CN105523081A (en) * | 2014-10-17 | 2016-04-27 | 现代摩比斯株式会社 | Rear wheel steering system and control method thereof |
| CN105539581A (en) * | 2016-02-17 | 2016-05-04 | 吴伟民 | Vehicle safety limiting method and system |
| CN105579325A (en) * | 2014-07-31 | 2016-05-11 | 日本精工株式会社 | Electric power steering device |
| CN106143604A (en) * | 2016-08-22 | 2016-11-23 | 平阳创迷电子商务有限公司 | A kind of automobile steering system of Small-angle Rotation |
| WO2017139928A1 (en) * | 2016-02-17 | 2017-08-24 | 吴伟民 | Limiting method and limiting system for vehicle safety |
| CN108001525A (en) * | 2017-11-27 | 2018-05-08 | 中联重机股份有限公司 | Vehicular turn method for limiting and system |
| CN108248685A (en) * | 2018-01-26 | 2018-07-06 | 常熟虞通光电科技有限公司 | A kind of speed control arrestment mechanism |
| CN108995585A (en) * | 2018-07-29 | 2018-12-14 | 合肥市智信汽车科技有限公司 | A kind of motor turning monitoring system |
| CN109969256A (en) * | 2019-04-01 | 2019-07-05 | 北京汽车股份有限公司 | Vehicle and its control method and device of steering |
| CN110816643A (en) * | 2019-08-05 | 2020-02-21 | 中国第一汽车股份有限公司 | Control system and control method for preventing steering wheel from rotating during automobile collision and automobile |
| CN110864920A (en) * | 2019-11-30 | 2020-03-06 | 的卢技术有限公司 | Visual sense-based automatic angle relation determination method and system |
| CN113753121A (en) * | 2020-06-05 | 2021-12-07 | 北京新能源汽车股份有限公司 | Wire-controlled steering system, control method and device thereof, control equipment and automobile |
-
2012
- 2012-10-09 CN CN 201220515534 patent/CN202863535U/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104417611A (en) * | 2013-08-29 | 2015-03-18 | 现代摩比斯株式会社 | Control apparatus of motor driven power steering |
| CN104417611B (en) * | 2013-08-29 | 2017-06-06 | 现代摩比斯株式会社 | The control device of electric type power steering device |
| CN104691609B (en) * | 2013-12-06 | 2017-09-12 | 通用汽车环球科技运作有限责任公司 | The algorithm changed for steering angle order to torque command |
| CN104691609A (en) * | 2013-12-06 | 2015-06-10 | 通用汽车环球科技运作有限责任公司 | Algorithm for steering angle command to torque command conversion |
| CN105579325A (en) * | 2014-07-31 | 2016-05-11 | 日本精工株式会社 | Electric power steering device |
| CN105579325B (en) * | 2014-07-31 | 2017-09-22 | 日本精工株式会社 | Electric power-assisted steering apparatus |
| CN104260777A (en) * | 2014-09-19 | 2015-01-07 | 中国嘉陵工业股份有限公司（集团） | Mechanical hydraulic differential steering control device |
| CN105523081A (en) * | 2014-10-17 | 2016-04-27 | 现代摩比斯株式会社 | Rear wheel steering system and control method thereof |
| CN105523081B (en) * | 2014-10-17 | 2018-02-27 | 现代摩比斯株式会社 | Apparatus for rear wheel steering and its control method |
| CN104477233A (en) * | 2014-12-17 | 2015-04-01 | 朱恒 | Intelligent steering system of four-wheel automobile |
| CN105539581A (en) * | 2016-02-17 | 2016-05-04 | 吴伟民 | Vehicle safety limiting method and system |
| WO2017139928A1 (en) * | 2016-02-17 | 2017-08-24 | 吴伟民 | Limiting method and limiting system for vehicle safety |
| CN106143604A (en) * | 2016-08-22 | 2016-11-23 | 平阳创迷电子商务有限公司 | A kind of automobile steering system of Small-angle Rotation |
| CN106143604B (en) * | 2016-08-22 | 2018-06-19 | 吴左象 | A kind of automobile steering system of Small-angle Rotation |
| CN108001525A (en) * | 2017-11-27 | 2018-05-08 | 中联重机股份有限公司 | Vehicular turn method for limiting and system |
| CN108248685A (en) * | 2018-01-26 | 2018-07-06 | 常熟虞通光电科技有限公司 | A kind of speed control arrestment mechanism |
| CN108995585A (en) * | 2018-07-29 | 2018-12-14 | 合肥市智信汽车科技有限公司 | A kind of motor turning monitoring system |
| CN109969256A (en) * | 2019-04-01 | 2019-07-05 | 北京汽车股份有限公司 | Vehicle and its control method and device of steering |
| CN110816643A (en) * | 2019-08-05 | 2020-02-21 | 中国第一汽车股份有限公司 | Control system and control method for preventing steering wheel from rotating during automobile collision and automobile |
| CN110864920A (en) * | 2019-11-30 | 2020-03-06 | 的卢技术有限公司 | Visual sense-based automatic angle relation determination method and system |
| CN113753121A (en) * | 2020-06-05 | 2021-12-07 | 北京新能源汽车股份有限公司 | Wire-controlled steering system, control method and device thereof, control equipment and automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20201009 |