CN102642467B - Drunk driving prevention processing system for automobile and control method - Google Patents
Drunk driving prevention processing system for automobile and control method Download PDFInfo
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- CN102642467B CN102642467B CN201110410924.5A CN201110410924A CN102642467B CN 102642467 B CN102642467 B CN 102642467B CN 201110410924 A CN201110410924 A CN 201110410924A CN 102642467 B CN102642467 B CN 102642467B
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Abstract
The invention discloses a drunk driving prevention processing system for an automobile and a control method. The control method comprises the following steps that: after a driver inserts an engine key, an automobile engine management system sends information through a CAN (controller area network) bus and notifies that a microprocessor for processing an alcohol detector is in a normal detection state; a horn of the alcohol detector reminds the driver of detecting an alcohol concentration in a voice way; and the microprocessor calculates a state in which the driver is according to the detection result of an alcohol sensor and transmits the information into the automobile engine management system and an alarming processing device through the CAN bus to carry out further processing. The drunk driving prevention processing system and the control method have the characteristics of being capable of furthest preventing the driver from driving a car in a drunk state, being simple in structure, and being safe and practical.
Description
Technical field
The present invention relates to a kind of technical field of vehicle safety, especially relate to a kind of drinking drive preventing disposal system and control method of automobile.
Background technology
The principal element that alcohol has become a large amount of traffic accident, death and damaged.International result of study display, the single collision case damage of 23% ~ 66% is caused by driver from drunk driving.Navigating mate " is driven when intoxicated " and " drunk driving " very easily road traffic accident occurs, serious harm traffic safety and people life property safety.Situation of driving when intoxicated at present is still very serious, and not only bring very large danger to chaufeur, also threaten other people life, property safety, China has a large amount of traffic accident to occur every year, and wherein major cause is driven when intoxicated.Traffic control department normally carries out sampling Detection to vehicle, cannot accomplish in time rapidly and actv. prevents drunk driving, so that the traffic accident that drunk driving causes often occurs.
Chinese patent Authorization Notice No.: CN101596863A, authorized announcement date on December 9th, 2009, disclose a kind of anti-drunk control loop, comprise engine control circuit, alcohol tester, driving engine trigger switch, described alcohol tester is connected with driving engine trigger switch, and described engine control circuit comprises driving engine, motor circuit, described driving engine is connected in motor circuit, and described driving engine trigger switch is connected on motor circuit.This characteristic feature of an invention is when alcohol tester detects that driver has an overproof phenomenon, then do not allow driver's start a car, thus avoids and impact safely to oneself life with other people.Weak point is, lacks the test to chaufeur on the run, and the number of times of test is few, and the processing mode after test is single.
Summary of the invention
The object of the invention is to lack test to chaufeur on the run to solve anti-drunk control loop of the prior art, and the number of times of test is few, reliability is not high, the deficiency that processing mode after test is single, provides a kind of drinking drive preventing disposal system and control method of automobile.
The present invention for the adopted concrete technical scheme that achieves the above object is:
A kind of drinking drive preventing disposal system of automobile, comprise at least one alcohol content tester, CAN, automobile engine management system, alert process device, described alcohol content tester, automobile engine management system, alert process device are connected by CAN.At least one alcohol content tester is convenient to carry out repeatedly chaufeur, the detection of different modes, avoids occurring detecting error, prevents drunk driving to greatest extent.CAN facilitates the connection of various piece, and transmission of information is simple and convenient.
Whether present system can repeated detection chaufeur be state of intoxication before chaufeur is driven, and the information that automobile engine management system is received by CAN is if chaufeur is in normal condition, and chaufeur can ignition engine.
Driving engine is then automatically locked if chaufeur is in state of intoxication by the information that automobile engine management system is received by CAN, open the warning light on gauge panel simultaneously, and double jump lamp is flashed, double jump lamp flashes can remind this automobile of the people of surrounding or chaufeur to occur abnormal condition, makes the people of surrounding pay close attention to the state of this car and chaufeur.
As preferably, described alcohol content tester is the expiration formula quartz conductor alcohol content tester be arranged on bearing circle, comprises conductor oxidate sensor, microprocessor and loudspeaker.Quartz conductor alcohol content tester have reliable height, precision high, not by the interference of the non-alcohol type gases such as smoke, cola, coffee; Volume is little, lightweight, simple to operate, portable feature.
As preferably, described alcohol content tester is be arranged at bearing circle just to the infrared ray alcohol content tester of chaufeur face location, comprises several infrared ray alcohol sensor, microprocessor and loudspeaker.Infrared ray alcohol sensor, for irradiating the skin of health, utilizes spirituosity bodily tissue to absorb the principle development of more light than normal structure, after infrared ray is impinged upon human body skin, analyzes alcohol content according to reflected infrared degree.Microprocessor is for calculating the state of Analysis of test results chaufeur, and the speed that this detector has detection is fast, the feature that data accuracy is high.
As preferably, described alert process device comprises loudspeaker, remote help device, global position system.Loudspeaker are convenient to send audio alert to chaufeur; Remote help device is convenient to send flash appeal information to emergency contact; Global position system is convenient to the geographic position determined residing for automobile.
A control method for the drinking drive preventing disposal system of automobile, comprises the following steps:
After chaufeur inserts engine key, automobile engine management system sends information by CAN, and the microprocessor of notifier processes alcohol content tester is in normal detected state; The loudspeaker voice reminder chaufeur of alcohol content tester detects alcohol concentration.Now, the power supply installing expiration formula quartz conductor alcohol content tester is on the steering wheel in open mode, and during measurement, mouth is to sensor slow air blowing 5-10 second, and the result of display is exactly the alcohol content of chaufeur at that time in implication.
Microprocessor calculates chaufeur according to the testing result of alcohol sensor and is in which kind of state, information is transferred in automobile engine management system and alert process device by CAN and is for further processing; Automobile engine management system comprises controller, sensor, actr; Alert process device comprises alert process CPU and annunciator.
(1). the information that automobile engine management system and alert process device are received by CAN is if chaufeur is in normal condition;
(2). automobile engine management system allows chaufeur can ignition engine, sends instruction make alcohol content tester be in sleep state by CAN; This design can make driver certifying lay oneself open to normal condition, can feel at ease to drive.
The information that automobile engine management system and alert process device are received by CAN is if chaufeur is in state of intoxication, and automobile engine management system is locked by driving engine, opens the warning light on gauge panel simultaneously, and turns on double jump lamp; Automobile engine management system sends information by CAN, and the check processing CPU of notice alcohol sensor is in detected state again, and the loudspeaker of alcohol content tester remind chaufeur again to detect;
Double jump lamp can remind this automobile of the people of surrounding or chaufeur to occur abnormal condition, makes the people of surrounding pay close attention to the state of this car and chaufeur; Time drunk, the brain of chaufeur is in unalive state, contributes to chaufeur recognize state residing for oneself by locked driving engine and voice reminder.
The information that automobile engine management system and alert process device are received by CAN under detected state is again if chaufeur is in normal condition, automobile engine management system allows chaufeur ignition engine, sends instruction make alcohol content tester be in sleep state by CAN;
If mal, then alert process device sends alarm message.
As preferably, when the alcohol content tester of the drinking drive preventing disposal system of described automobile also comprise be arranged at the infrared ray alcohol content tester of bearing circle just to chaufeur face location time, it is characterized in that, between step (1) and (2), insert following steps:
Replace testing alcohol concentration with other people to prevent chaufeur, automobile engine management system makes automobile can only with the speeds of less than 10 kilometers, multiple sensors of infrared ray alcohol content tester then irradiate the face of chaufeur, make several times continuously to the facial skin of chaufeur to detect, microprocessor detects according to many groups of alcohol sensor the state that aggregation of data evaluates chaufeur, and information is passed to automobile engine management system by CAN;
When the testing result display chaufeur of infrared radiation detection apparatus has and drinks, then engine management system makes the speed of running car be limited in 10 kilometers in 30 kilometer range, and the moving velocity of the higher automobile of content of alcohol is lower;
When the testing result display chaufeur of infrared radiation detection apparatus is normal condition, automobile engine management system makes driving engine be in normal condition by actr, and automobile can normally travel, and makes alcohol content tester be in sleep state by CAN transmission of information.
As preferably, the alert process device of the drinking drive preventing disposal system of described automobile comprises loudspeaker, remote help device, global position system, further comprising the steps of:
When the testing result of chaufeur is abnormal state, alert process CPU is by loudspeaker voice informing chaufeur testing result nonconformity; And the state of the vehicle location information in global position system, chaufeur issued emergency contact by remote help device, generation drives company, traffic control department or first-aid centre.After this design guarantees that chaufeur is drunk, time unconsciousness is waken up, system can send help information automatically, guarantees the person and the property safety of chaufeur.
Therefore, the present invention has following beneficial effect: (1) can be tested chaufeur on the run; (2) testing reliability is high; (3) processing method after test is various; (4) structure is simple, safe and practical.
Accompanying drawing explanation
Fig. 1 is a kind of control module figure of the present invention;
Fig. 2 is a kind of processing flow chart of embodiments of the invention 1;
Fig. 3 is a kind of processing flow chart of embodiments of the invention 2;
Fig. 4 is a kind of processing flow chart of embodiments of the invention 3.
In figure: alcohol content tester 1, CAN 2, automobile engine management system 3, alert process device 4.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Embodiment 1
A kind of drinking drive preventing disposal system of automobile as shown in Figure 1, comprise at least one alcohol content tester 1, CAN 2, automobile engine management system 3, alert process device 4, described alcohol content tester 1, automobile engine management system 3, alert process device 4 are connected by CAN 2.Described alcohol content tester 1, for being arranged at the expiration formula quartz conductor alcohol content tester on bearing circle, comprises conductor oxidate sensor, microprocessor and loudspeaker.
A control method for the drinking drive preventing disposal system of automobile, comprises the following steps:
As shown in Figure 2, a. is after chaufeur inserts engine key, and automobile engine management system 3 sends information by CAN 2, and the microprocessor of notifier processes alcohol content tester 1 is in normal detected state; The loudspeaker voice reminder chaufeur of alcohol content tester 1 detects alcohol concentration.Now, the power supply installing expiration formula quartz conductor alcohol content tester is on the steering wheel in open mode, and during measurement, mouth is to sensor slow air blowing 5-10 second, and the result of display is exactly the alcohol content of chaufeur at that time in implication.
Microprocessor calculates chaufeur according to the testing result of alcohol sensor and is in which kind of state, information is transferred in automobile engine management system 3 and alert process device 4 by CAN 2 and is for further processing; Automobile engine management system 3 comprises controller, sensor, actr; Alert process device 4 comprises alert process CPU and annunciator.
(1). the information that automobile engine management system 3 and alert process device 4 are received by CAN 2 is if chaufeur is in normal condition;
(2). automobile engine management system 3 allows chaufeur ignition engine, sends instruction make alcohol content tester 1 be in sleep state by CAN 2; This design can make driver certifying lay oneself open to normal condition, can feel at ease to drive.
The information that automobile engine management system 3 and alert process device 4 are received by CAN 2 is if chaufeur is in state of intoxication, and automobile engine management system 3 is locked by driving engine, opens the warning light on gauge panel simultaneously, and turns on double jump lamp; Automobile engine management system 3 sends information by CAN 2, and the check processing CPU of notice alcohol sensor is in detected state again, and the loudspeaker of alcohol content tester 1 remind chaufeur again to detect;
Double jump lamp can remind this automobile of the people of surrounding or chaufeur to occur abnormal condition, makes the people of surrounding pay close attention to the state of this car and chaufeur; Time drunk, the brain of chaufeur is in unalive state, contributes to chaufeur recognize state residing for oneself by locked driving engine and voice reminder.
The information that automobile engine management system 3 and alert process device 4 are received by CAN 2 under detected state is again if chaufeur is in normal condition, automobile engine management system 3 allows chaufeur ignition engine, sends instruction simultaneously make alcohol content tester 1 be in sleep state by CAN 2;
If mal, then alert process device 4 sends alarm message.
Embodiment 2
As shown in Figure 1, also comprise one in embodiment 2 and be arranged at bearing circle just to the infrared ray alcohol content tester of chaufeur face location, described infrared ray alcohol content tester comprises several infrared ray alcohol sensor, microprocessor and loudspeaker.In the present embodiment, there are 3 infrared ray alcohol sensors.Other structure division is identical with embodiment 1.
When the alcohol content tester 1 of the drinking drive preventing disposal system of described automobile also comprise be arranged at the infrared ray alcohol content tester of bearing circle just to chaufeur face location time, between the step (1) and (2) of embodiment 1, insert following steps; All the other steps are identical with embodiment 1.
As shown in Figure 3, replace testing alcohol concentration with other people to prevent chaufeur, automobile engine management system makes automobile can only creep with the slow shelves speed of less than 10 kilometers, multiple sensors of infrared ray alcohol content tester then irradiate the face of chaufeur, do 5 times continuously to the facial skin of chaufeur to detect, microprocessor detects according to 5 of alcohol sensor groups the state that aggregation of data evaluates chaufeur, and information is passed to automobile engine management system 3 by CAN 2;
When the testing result display chaufeur of infrared radiation detection apparatus has and drinks, then engine management system 3 makes the speed of running car be limited in 10 kilometers in 30 kilometer range, and the moving velocity of the higher automobile of content of alcohol is lower; Now allow chaufeur to drive at die Dorfstrasse, in town region, the traveling such as road, can not enter main thoroughfare.
When the testing result display chaufeur of infrared radiation detection apparatus is normal condition, automobile engine management system 3 makes driving engine be in normal condition by actr, and automobile can normally travel, and makes alcohol content tester 1 be in sleep state by CAN 2 transmission of information.
Embodiment 3
As shown in Figure 1, alert process device 4 described in embodiment 3 comprises loudspeaker, remote help device, global position system.Other structure division is identical with embodiment 2.Outside the step of embodiment 2, further comprising the steps of; .
As shown in Figure 4,
When the testing result of chaufeur is abnormal state, alert process CPU is by loudspeaker voice informing chaufeur testing result nonconformity; And the state of the vehicle location information in global position system, chaufeur issued emergency contact by remote help device, generation drives company, traffic control department or first-aid centre.
It should be noted that, in addition to the implementation, according to the use needs of reality, drinking drive preventing disposal system of the present invention and control method optionally add multiple alcohol content tester.
Claims (2)
1. the control method of the drinking drive preventing disposal system of an automobile, described drinking drive preventing disposal system comprises 2 alcohol content testers, CAN, automobile engine management system, alert process device, and 2 alcohol content testers, automobile engine management system, alert process devices are connected by CAN; It is characterized in that, an alcohol content tester is the expiration formula quartz conductor alcohol content tester be arranged on bearing circle, and described expiration formula quartz conductor alcohol content tester comprises conductor oxidate sensor, microprocessor and loudspeaker; Another alcohol content tester is be arranged at bearing circle just to the infrared ray alcohol content tester of chaufeur face location, and infrared ray alcohol content tester comprises several infrared alcohol sensor and microprocessors; Described control method comprises the following steps:
A., after chaufeur inserts engine key, automobile engine management system sends information by CAN, and the microprocessor of notifier processes expiration formula quartz conductor alcohol content tester is in normal detected state; The loudspeaker voice reminder chaufeur of expiration formula quartz conductor alcohol content tester detects alcohol concentration;
B. microprocessor calculates chaufeur according to the testing result of expiration formula quartz conductor alcohol content tester and is in which kind of state, information is transferred in automobile engine management system and alert process device by CAN and is for further processing:
1.. the information that automobile engine management system and alert process device are received by CAN is if chaufeur is in normal condition;
Automobile engine management system allows chaufeur ignition engine, sends instruction make expiration formula quartz conductor alcohol content tester be in sleep state by CAN;
Automobile engine management system makes automobile can only with the speeds of less than 10 kilometers, notice alcohol detection starts to detect chaufeur face, multiple sensors of infrared ray alcohol content tester then irradiate the face of chaufeur, make several times continuously to the facial skin of chaufeur to detect, microprocessor detects according to many groups of alcohol sensor the state that aggregation of data evaluates chaufeur, and information is passed to automobile engine management system by CAN;
When the testing result display chaufeur of infrared radiation detection apparatus has and drinks, then engine management system makes the speed of running car be limited in 10 kilometers in 30 kilometer range, and the moving velocity of the higher automobile of content of alcohol is lower;
When the testing result display chaufeur of infrared radiation detection apparatus is normal condition, automobile engine management system makes driving engine be in normal condition by actr, and automobile can normally travel, and makes alcohol content tester be in sleep state by CAN transmission of information;
2.. the information that automobile engine management system and alert process device are received by CAN is if chaufeur is in state of intoxication, and automobile engine management system is locked by driving engine, opens the warning light on gauge panel simultaneously, and turns on double jump lamp; Automobile engine management system sends information by CAN, and the check processing CPU of notice expiration formula quartz conductor alcohol content tester is in detected state again, and the loudspeaker of expiration formula quartz conductor alcohol content tester remind chaufeur again to detect;
The information that automobile engine management system and alert process device are received by CAN under detected state is again if chaufeur is in normal condition, automobile engine management system allows chaufeur ignition engine, sends instruction make expiration formula quartz conductor alcohol content tester be in sleep state by CAN;
If mal, then alert process device sends alarm message.
2. the control method of the drinking drive preventing disposal system of automobile according to claim 1, wherein, described alert process device comprises loudspeaker, remote help device, global position system, it is characterized in that, further comprising the steps of:
C., when the testing result of chaufeur is abnormal state, alert process CPU is by loudspeaker voice informing chaufeur testing result nonconformity; And the state of the vehicle location information in global position system, chaufeur issued emergency contact by remote help device, generation drives company, traffic control department or first-aid centre.
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| CN102941811A (en) * | 2012-11-26 | 2013-02-27 | 张前前 | Automobile steering wheel capable of detecting alcohol concentration |
| CN104954334B (en) * | 2014-03-28 | 2019-12-20 | 比亚迪股份有限公司 | Vehicle designated driving service system and implementation method of vehicle designated driving service |
| CN103895514B (en) * | 2014-04-02 | 2016-08-17 | 西北工业大学 | A kind of vehicle-mounted alcohol concentration is from reporting to the police from control system |
| CN104648153A (en) * | 2014-12-30 | 2015-05-27 | 钟志华 | Method and system for starting automobile engine based on alcohol sensor |
| CN105196914A (en) * | 2015-10-26 | 2015-12-30 | 厦门精图信息技术股份有限公司 | Driving control system and method for persons driving while intoxicated and feeling uncomfortable |
| CN105572172A (en) * | 2015-12-21 | 2016-05-11 | 成都尼奥尔电子科技有限公司 | Novel alcohol tester based on signal conditioning circuit |
| CN105667312B (en) * | 2016-04-15 | 2018-10-19 | 吉林大学 | A kind of intelligent drunk driving prevention and control system based on vehicle |
| CN107416216A (en) * | 2017-05-08 | 2017-12-01 | 中国民航大学 | A kind of aircraft drunk-driving prevention intelligent monitor system |
| CN113335061A (en) * | 2021-06-24 | 2021-09-03 | 云度新能源汽车有限公司 | Alcohol detection system for vehicle |
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