CN101962017A - Precaution system for avoiding misusing accelerator as brake - Google Patents
Precaution system for avoiding misusing accelerator as brake Download PDFInfo
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- CN101962017A CN101962017A CN2010102873288A CN201010287328A CN101962017A CN 101962017 A CN101962017 A CN 101962017A CN 2010102873288 A CN2010102873288 A CN 2010102873288A CN 201010287328 A CN201010287328 A CN 201010287328A CN 101962017 A CN101962017 A CN 101962017A
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- engine control
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- throttle
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Abstract
The invention provides a precaution system for avoiding misusing an accelerator as a brake, belonging to the automotive technical field, and solving the problem that the existing automotive brake equipment for preventing step by mistake is not safe. The precaution system comprises a forward-looking radar, an engine control module, a throttle valve and a detection module used for detecting accelerator pedal action, wherein, the forward-looking radar collects the front information of the automobile, and transmits a signal to the engine control module through a CAN bus; the detection module transmits the collected signal to the engine control module; the engine control module processes the collected signal; when an obstacle in the front collected by the forward-looking radar is within the set distance, and if the detection module collects a signal that the accelerator pedal angle is amplified, the engine control module decreases the opening of the throttle valve to reduce the vehicle speed. The precaution system has the advantage of high safety.
Description
Technical field
The invention belongs to automobile technical field, relate to the defence system of a kind of throttle when the brake misuse.
Background technology
Along with the high speed development of auto trade, because of the traffic accident that the automobile maloperation causes also increasing.Wherein, use the traffic accident that causes in the majority Das Gaspedal is used as brake pedal again because of the chaufeur error is wrong.Though be vehicle drive new hand or drive the veteran all might be because of carelessness causes this error, and then cause traffic accident.Therefore, the maloperation that how to solve between Das Gaspedal and brake pedal is the big problem that vast chaufeur is paid close attention to.
For this reason, people design a kind of anti-error automobile braking device of stepping on, and have applied for that (its application number is Chinese patent: 200520036595.2; Its publication number is: CN2855848Y), this device comprises the electromagnetic inductor that is used to detect the mis-accelerator pressing actuating signal, be used to receive the controller of the maloperation signal that electromagnetic inductor produces and the drg of Control of Automobile brake, and controller comprises amplifying circuit and time delay circuit.Whether this device is stepped on the maloperation that judges whether to chaufeur rapidly by electromagnetic inductor induction Das Gaspedal, when Das Gaspedal is stepped on rapidly, electromagnetic inductor sends signal to controller, finish the braking of automobile by controller control brake device, when time-delay control finishes, be that system automatically restored to normal working after chaufeur found that the mistake of oneself is stepped on action.The situation that this device has avoided the emergency brake mistiming that throttle is used when brake provides certain guarantee for the person and the automotive safety of chaufeur.
But, what this device can be avoided only is obstacle to be arranged and the maloperation of chaufeur under the emergency brake situation in the short range of the place ahead, but can't avoid for other two kinds of situations: one, in the vehicle front certain distance that chaufeur is driven, obstacle is arranged, and the speed that chaufeur is stepped on the throttle is not when reaching the nadir that electromagnetic inductor responds to, and this device can't be discerned this maloperation; Two, the maloperation of just slowly stepping on the throttle when automobile slide chaufeur to apart from the place ahead obstacle certain distance the time, this device can't be discerned.
Summary of the invention
The objective of the invention is to have the problems referred to above at existing technology, the defence system of a kind of throttle when the brake misuse proposed, the defence system that this throttle is misapplied when braking can judge whether to be maloperation by the action that detects the place ahead obstacle distance and Das Gaspedal, and the automobile under the maloperation is braked.
Purpose of the present invention can realize by following technical proposal: a kind of throttle is when the defence system of brake misuse, it is characterized in that, this system comprises forward-looking radar, engine control module, throttle gate and the detection module that is used to detect the Das Gaspedal action, described forward-looking radar is gathered the information of vehicle front, and signal to engine control module by the CAN bus, described detection module is also issued engine control module with the signal of being gathered, described engine control module is handled the signal of being gathered, when the distance of the place ahead obstacle that described forward-looking radar is gathered is in setpoint distance, if described detection module collects the signal that accelerator pedal angle increases, then described engine control module will reduce the aperture of throttle gate to reduce the speed of a motor vehicle.
In the way that chaufeur drives a car, whether this throttle has distance between obstacle and obstacle and the automobile when the forward-looking radar of the defence system of brake misuse detects vehicle front constantly, and detected information is sent to engine control module by the CAN bus.Simultaneously, detection module detects the Das Gaspedal action of automobile, and when the angle of Das Gaspedal changed, detection module also sent to engine control module with detection signal.When the forward sight detections of radar to the distance of the obstacle of vehicle front and work stall in setpoint distance, and the angle that detection module detects automobile accelerator pedal changes, be that Das Gaspedal is when being operated, engine control module transmit control signal control throttle gate aperture reduce, promptly reduce the inlet of air, engine speed is descended, and then reduce the speed of a motor vehicle.When chaufeur unclamped Das Gaspedal, this throttle was when the defence system answer initialization state of brake misuse.
In the defence system of brake misuse, described engine control module also connects with alarm set by gateway at above-mentioned a kind of throttle.The defence system that this throttle is misapplied when braking sends a signal to alarm set by gateway when the aperture of control throttle gate reduces, remind the driver's operation error by alarm set.
In the defence system of brake misuse, described alarm set comprises the instrument with loud speaker that is used for voice suggestion at above-mentioned a kind of throttle.
In the defence system of brake misuse, described alarm set comprises indicator lamp at above-mentioned a kind of throttle.
In the defence system of brake misuse, described detection module comprises accelerator pedal position sensor at above-mentioned a kind of throttle.
Compared with prior art, the defence system that this throttle is misapplied when braking is when having obstacle in the safety distance that detects vehicle front, have the action of stepping on promptly to brake as long as detect gas, make it not only be applied to the situation of emergency brake, safety is higher.
Description of drawings
Fig. 1 is the theory structure scheme drawing of this throttle when the defence system of brake misuse.
The specific embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As shown in Figure 1, the detection module that the defence system that this throttle is misapplied when braking comprises engine control module and the throttle gate that connects with it, forward-looking radar, alarm set and is used to detect the Das Gaspedal action, link by gateway between alarm set and the engine control module, forward-looking radar connects by the CAN bus with engine control module.In the present embodiment, detection module is an accelerator pedal position sensor, and alarm set is the instrument with loud speaker.
The defence system that this throttle is misapplied when braking can be provided with the safety distance between vehicle front obstacle and the automobile before use, and when chaufeur started automobile, native system was started working.The forward-looking radar of this throttle in the defence system of brake misuse is installed on vehicle front, remain on mode of operation the zero hour from switching on, constantly whether the detection vehicle front has the distance between obstacle and obstacle and the automobile, and detected information is sent to engine control module by the CAN bus.Simultaneously, the detection module that is installed on the Das Gaspedal place also remains on mode of operation, when accelerator pedal position changes, detection module is about to this variable quantity and is converted to detection signal and this detection signal is sent to engine control module, by engine control module the signal that detection module and forward-looking radar sent is handled.
When not having obstacle in the information representation vehicle front safety distance that engine control module receives, native system keeps normal working, and air throttle of car is normally controlled by brake pedal and Das Gaspedal.When chaufeur was stepped on the throttle pedal, throttle gate was subjected to signal control to increase its aperture, and automobile begins to quicken; When chaufeur was stepped on brake pedal, the aperture of throttle gate reduced, and automobile reduces speed now.
In the information representation vehicle front safety distance that engine control module receives, obstacle is arranged, and when the Das Gaspedal occurrence positions changes, the location variation that engine control module is stepped on according to the distance and the Das Gaspedal of vehicle front obstacle sends control signal corresponding to throttle gate, the control throttle gate reduces its aperture, and automobile is braked.Simultaneously, engine control module sends a signal to alarm set by gateway, is given the alarm by alarm set and reminds the driver's operation error.When chaufeur was found misoperation and unclamped Das Gaspedal, this throttle was when the defence system recovery initialization state of brake misuse, and throttle gate is normally controlled by Das Gaspedal and brake pedal.
In addition, detection module also can use the travel switch that is connected in the Das Gaspedal place, and alarm set also can use indicator lamp.
Specific embodiment described herein only is that spirit of the present invention is made casehistory.The technical personnel of the technical field of the invention can be made various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (5)
1. a throttle is when the defence system of braking and misapplying, it is characterized in that, this system comprises forward-looking radar, engine control module, throttle gate and the detection module that is used to detect the Das Gaspedal action, described forward-looking radar is gathered the information of vehicle front, and signal to engine control module by the CAN bus, described detection module is also issued engine control module with the signal of being gathered, described engine control module is handled the signal of being gathered, when the distance of the place ahead obstacle that described forward-looking radar is gathered is in setpoint distance, if described detection module collects the signal that accelerator pedal angle increases, then described engine control module will reduce the aperture of throttle gate to reduce the speed of a motor vehicle.
2. a kind of throttle according to claim 1 is characterized in that when the defence system of brake misuse described engine control module also connects with alarm set by gateway.
3. a kind of throttle according to claim 2 is characterized in that when the defence system of brake misuse described alarm set comprises the instrument with loud speaker that is used for voice suggestion.
4. a kind of throttle according to claim 2 is characterized in that when the defence system of brake misuse described alarm set comprises indicator lamp.
5. work as the defence system of brake misuse according to claim 1 or 2 or 3 or 4 described a kind of throttles, it is characterized in that described detection module comprises accelerator pedal position sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102873288A CN101962017A (en) | 2010-09-20 | 2010-09-20 | Precaution system for avoiding misusing accelerator as brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102873288A CN101962017A (en) | 2010-09-20 | 2010-09-20 | Precaution system for avoiding misusing accelerator as brake |
Publications (1)
| Publication Number | Publication Date |
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| CN101962017A true CN101962017A (en) | 2011-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102873288A Pending CN101962017A (en) | 2010-09-20 | 2010-09-20 | Precaution system for avoiding misusing accelerator as brake |
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| CN (1) | CN101962017A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923065A (en) * | 2011-08-12 | 2013-02-13 | 深圳市世纪经纬数据系统有限公司 | Monitoring and controlling method for misoperation to accelerator and device using the same |
| CN103121405A (en) * | 2012-11-27 | 2013-05-29 | 江苏大学 | Automatic control system capable of effectively preventing mistaken stepping on accelerator |
| CN103318026A (en) * | 2013-07-10 | 2013-09-25 | 东风汽车公司 | Automobile accelerator limiting protecting system and control method |
| CN104175879A (en) * | 2013-05-20 | 2014-12-03 | 庆昌产业株式会社 | Sudden acceleration preventing electronic accelerator pedal and method thereof |
| CN104691329A (en) * | 2013-12-04 | 2015-06-10 | 青岛永通电梯工程有限公司 | Compensation method for operating accelerator pedal |
| CN109466324A (en) * | 2018-11-22 | 2019-03-15 | 王毓 | A kind of control system of mis-accelerator pressing |
| CN111516491A (en) * | 2019-12-31 | 2020-08-11 | 深圳瑞为智能科技有限公司 | Vehicle accelerator control device and control method |
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| JP2005273495A (en) * | 2004-03-23 | 2005-10-06 | Isuzu Motors Ltd | Vehicular safety device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923065A (en) * | 2011-08-12 | 2013-02-13 | 深圳市世纪经纬数据系统有限公司 | Monitoring and controlling method for misoperation to accelerator and device using the same |
| CN103121405A (en) * | 2012-11-27 | 2013-05-29 | 江苏大学 | Automatic control system capable of effectively preventing mistaken stepping on accelerator |
| CN103121405B (en) * | 2012-11-27 | 2016-01-20 | 江苏大学 | A kind of autonomous cruise speed system preventing mis-accelerator pressing |
| CN104175879A (en) * | 2013-05-20 | 2014-12-03 | 庆昌产业株式会社 | Sudden acceleration preventing electronic accelerator pedal and method thereof |
| CN104175879B (en) * | 2013-05-20 | 2018-04-10 | 庆昌产业株式会社 | Prevent the electron accelerator pedal that accelerates suddenly and prevent the method accelerated suddenly |
| CN103318026A (en) * | 2013-07-10 | 2013-09-25 | 东风汽车公司 | Automobile accelerator limiting protecting system and control method |
| CN103318026B (en) * | 2013-07-10 | 2015-12-23 | 东风汽车公司 | A kind of gas restriction protective system and control method |
| CN104691329A (en) * | 2013-12-04 | 2015-06-10 | 青岛永通电梯工程有限公司 | Compensation method for operating accelerator pedal |
| CN109466324A (en) * | 2018-11-22 | 2019-03-15 | 王毓 | A kind of control system of mis-accelerator pressing |
| CN111516491A (en) * | 2019-12-31 | 2020-08-11 | 深圳瑞为智能科技有限公司 | Vehicle accelerator control device and control method |
| CN111516491B (en) * | 2019-12-31 | 2021-11-02 | 深圳瑞为智能科技有限公司 | Vehicle accelerator control device and control method |
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Application publication date: 20110202 |