CN201833885U - Control device for preventing drunk driving of automobile - Google Patents
Control device for preventing drunk driving of automobile Download PDFInfo
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- CN201833885U CN201833885U CN201020588322XU CN201020588322U CN201833885U CN 201833885 U CN201833885 U CN 201833885U CN 201020588322X U CN201020588322X U CN 201020588322XU CN 201020588322 U CN201020588322 U CN 201020588322U CN 201833885 U CN201833885 U CN 201833885U
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Abstract
The utility model discloses a control device for preventing drunk driving of an automobile, comprising an alcohol detecting device and an ignition control device, wherein the alcohol detecting device obtains a judgment result about whether a driver drinks wine according to the condition that whether the alcohol concentration of gas exhaled by the driver is higher than a set value, and when the judgment result shows that the driver does not drink wine, a control signal for allowing an engine to start is sent and modulated into a radio-frequency signal which is sent; and the ignition control device comprises a control relay and a wireless receiving unit which are connected into an engine ignition circuit in series, and controls the relay to close after receiving the control signal for allowing the engine to start. In the control device, the control relay is connected into the engine ignition circuit in series, the closing of the control relay is controlled by the alcohol detecting device, therefore, alcohol detection is necessarily carried out on the driver, the automobile can be started after the alcohol detection is qualified, and the driver is ensured to carry out self detection actively and necessarily before driving the automobile, so as to prevent the occurrence of traffic accidents due to drunk driving.
Description
Technical field
The utility model relates to the anti-drunk driving control setup of automobile.
Background technology
Along with socioeconomic continuous progress and high-tech develop rapidly, in daily work and life, automobile has become the desirable vehicle of people, and meanwhile, motor traffic accidents also frequently takes place.
Data shows, in the grave accident that China took place in recent years, has closely 1st/3rd, causes owing to drive when intoxicated.31.3 ten thousand of drunk driving cases were investigated and prosecuted in the whole nation in 2009, and wherein drunk driving is 4.2 ten thousand.For this reason, in the morning on August 23rd, 2010, a plenum is held in the 16 meeting of the 11 Standing Committee of the National People's Congress in the Beijing Great Hall of the People.Review criminal law amendment (eight) draft is intended behaviors such as drunk driving, joyride to determine a crime into punishment.Draft specifies: drink-driving self-propelled vehicle on road, perhaps on road, to drive self-propelled vehicle and chase and compete to sail, plot is abominable, locates detention, and fine.
As seen, how preventing to drive when intoxicated is the important way that reduces traffic accident.The present practice is that traffic control department utilizes the type of respiration alcohol content tester that the suspicion chaufeur is carried out alcohol detection, and still, this practice belongs to a kind of passive mode, can't accomplish initiatively to prevent that each chaufeur from driving when intoxicated.
The utility model content
Technical problem to be solved in the utility model is to solve initiatively to accomplish the problem that prevents that each chaufeur from driving when intoxicated.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted provides the anti-drunk driving control setup of a kind of automobile, comprise alcohol detecting device and ignition control device, described alcohol detecting device comprises the alcohol concentration detecting unit, comparing unit, the wireless transmitting unit and first control unit, described alcohol concentration detecting unit is provided with the alcohol concentration detector, whether the alcohol concentration that described comparing unit collects by alcohol concentration sensor is higher than setting value obtains the judged result whether this chaufeur drinks, when judged result showed that this chaufeur is not drunk, described first control unit sent and allows the engine starting control signal; Otherwise, do not send and allow the engine starting control signal; Described wireless transmitting unit will allow the engine starting control signal to be modulated into radiofrequency signal to send; Described ignition control device comprises that driving engine detects control circuit, is connected on control relay, radio receiving unit and second control unit in the engine igniting circuit, described control relay is a normally opened relay, described radio receiving unit is demodulated to permission engine starting control signal after receiving radiofrequency signal, described second control unit receives and allows to send the closed control signal of control relay behind the engine starting control signal, and described control relay is received the contact of closed control relay behind the closed control signal of control relay.
In said apparatus, described ignition control device is provided with first time meter, described second control unit is received and is allowed to start first time meter behind the engine starting control signal, driving engine detects the current still open circuited state of closure that is in of the continuous detection of engine electronic ignition switch of control circuit, when the count value of first time meter reaches 3 minutes and Motronic control maps ignition lock when still being in off-state, second control unit sends control relay and disconnects control signal, the first time meter zero clearing simultaneously.
In said apparatus, described ignition control device is provided with second time meter, described second control unit sends and starts second time meter after the Motronic control maps ignition lock disconnects control signal, after the count value of second time meter reaches 5 minutes, second control unit sends control relay and disconnects control signal, the second time meter zero clearing simultaneously.
In said apparatus, be hinged with baffle plate in the gas blow pipe on the alcohol detecting device, described baffle plate turns to primary importance under the effect of air blowing air-flow, and after disappearing, the air blowing air-flow is reset to the second place, the power connection of alcohol concentration detecting unit when baffle plate is in primary importance, the power supply of alcohol concentration detecting unit disconnects when baffle plate is in the second place.
In said apparatus, alcohol detecting device is provided with voice cue module, whether described voice cue module is sent according to described first control unit allows the engine starting control signal, send corresponding voice suggestion, described ignition control device is provided with indicator lamp, and the permission engine starting control signal whether described second control unit basis is received correspondingly sends indicator lamp and opens or closes control signal.
The utility model, the control relay of in the Motronic control maps firing circuit, connecting, and control the closure of this control relay by alcohol detecting device, thereby make chaufeur must carry out alcohol detection, and could be after alcohol detection is qualified with vehicle launch, guarantee initiatively to carry out self check before chaufeur is driven, prevent to driving a car under the influence of alcohol and traffic accident takes place.
Description of drawings
The anti-drunk driving control setup operational flowchart of automobile that Fig. 1 provides for the utility model;
The anti-drunk driving control setup scheme drawing of automobile that Fig. 2 provides for the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is made detailed explanation.
The utility model has only by alcohol detection by chaufeur is carried out alcohol detection, and the electronic ignition switch of driving engine could be worked, thereby prevents that effectively chaufeur from driving when intoxicated, and guarantees traffic safety.
Alcohol concentration detects principle:
Judge whether insobriety of chaufeur, the most direct method is to detect its blood alcohol content (Blood Alcohol Content, BAC), but owing to need take blood sample to chaufeur when detecting BAC, complicated operation and consuming time longer uses unrealistic.Therefore, (Breath Alcohol Content, method BrAC) replaces the measurement of BAC to adopt measurement alcohol content of exhalation gas concentration usually.Human body is drunk into after drinking, and alcohol is absorbed by the capillary of stomach and small intestine, enters lung by pulmonary artery, and blood is finished the gas conversion in alveolar, and the gas that contains alcohol is breathed out external.Alcohol content in the breath (BrAC) and blood alcohol content (BAC) exist certain linear.It is generally acknowledged that blood alcohol content (BAC) is 2200: 1 with the ratio of alcoholicity of exhaled gas (BrAC), i.e. BrAC=BAC/2200.Because BrAC can be influenced by the many-sides such as temperature, humidity and detected person's individual difference of environment, its testing result is accurate not as directly detecting BAC, but this result still can be used as the important references of judging the degree of drinking." vehicular drive personnel blood, breath alcohol concentration threshold value and check " file that China was issued on May 31st, 2005, clear and definite driver from drunk driving and the drunk identification standard of driving indicated.Driver from drunk driving: the alcohol content (BAC) in the vehicular drive personnel blood is greater than or equal to 20mg/100mL, less than the driving behavior of 80mg/100mL.Drunk driving: the alcohol content (BAC) in the vehicular drive personnel blood is greater than or equal to the driving behavior of 80mg/100mL.Conversion relation according to top is converted into BrAC with BAC, and then the alcohol concentration when breath surpasses 0.0909mg/L, can be judged to be " driver from drunk driving "; Surpass 0.3636mg/L, can be judged to be " drunk driving ".Like this, utilize alcohol concentration sensor, can convert the BrAC value in the breath to electric signal, handle, thereby realize the drink detection of degree the tester for micro controller system.
In the utility model to the alcohol detection of chaufeur adopt to be exactly alcohol concentration sensor detect the breath of chaufeur.The anti-drunk driving control setup scheme drawing of automobile that Fig. 2 provides for the utility model, as shown in Figure 2, the anti-drunk driving control setup of the automobile that the utility model provides comprises alcohol detecting device 1 and ignition control device 2.
Alcohol detecting device 1 comprises alcohol concentration detecting unit 11, comparing unit 12, wireless transmitting unit 14 and first control unit 13.Alcohol concentration detecting unit 11 is provided with alcohol concentration sensor, whether the alcohol concentration that comparing unit 12 collects by alcohol concentration sensor is higher than setting value obtains the judged result whether this chaufeur drinks, when judged result showed that this chaufeur is not drunk, described first control unit 13 sent and allows the engine starting control signal; Otherwise, do not send and allow the engine starting control signal; Described wireless transmitting unit 14 will allow the engine starting control signal to be modulated into radiofrequency signal to send;
Described ignition control device 2 comprises that driving engine detects control circuit 21, be connected on the control relay 28 in the engine igniting circuit, the radio receiving unit 26 and second control unit 23, described control relay 28 is a normally opened relay, described radio receiving unit 26 is demodulated to permission engine starting control signal after receiving radiofrequency signal, described second control unit 23 allows to send the closed control signal of control relay behind the engine starting control signal according to receiving, described control relay 28 is received the contact of closed control relay behind the closed control signal of control relay.
Specifically, operating process of the present utility model is as shown in Figure 1:
After connecting the power supply of alcohol detecting device 1, preheating 30S at first, press " alcohol detection " button 17 on the alcohol detecting device 1 then, the detected person blows to gas blow pipe, be hinged with baffle plate in the gas blow pipe, baffle plate turns to primary importance under the effect of air blowing air-flow, open the source switch of alcohol concentration detecting unit 11, alcohol concentration sensor detects the alcohol concentration in detected person's breath, and this analog voltage signal is sent to microprocessor after A/D conversion, microprocessor is provided with the comparing unit 12 and first control unit 13, comparing unit 12 compares alcohol concentration value of receiving and the warning value that sets, and there are two kinds of situations in result relatively: 1. alcohol concentration does not exceed standard; 2. alcohol concentration exceeds standard.Do not exceed standard for 1. alcohol concentration as testing result, then first control unit 13 produces and allows the engine starting control signal and be transmitted into ignition control device 2 by wireless transmitting unit 14, so control relay 28 closures in the ignition control device 2, at this moment, open vehicle electronics ignition lock (car key), driving engine can ignition trigger, and simultaneously, control relay 28 closed back alcohol detecting device 1 are sent light or voice suggestion signal.If testing result exceeds standard for 2. alcohol concentration, then first control unit 13 does not produce and allows the engine starting control signal, voice suggestion simultaneously " should not be driven ", like this, the control relay 28 in the ignition control device 2 still is in normally open, at this moment, even open the vehicle electronics ignition lock, because control relay 28 still is in normally open, firing circuit can not be connected, and automobile can't start.Thereby guarantee that chaufeur must initiatively pass through alcohol detection, and alcohol concentration does not exceed standard and just can drive.The alcohol concentration testing result shows on the LCD of alcohol detecting device 1.
For the ease of operation, the utility model also has following function.
(1), air blowing arbitration functions.This function is used to prevent the false air blowing of chaufeur, that is to say that if chaufeur is not blown to puff port, the alcohol concentration detecting unit is out-of-run, therefore, also just can not send and allow the engine starting control signal.This function is by realizing with lower device:
Be hinged with baffle plate in the gas blow pipe on the alcohol detecting device, described baffle plate turns to primary importance under the effect of air blowing air-flow, and after disappearing, the air blowing air-flow is reset to the second place, the source switch of closed alcohol concentration detecting unit when baffle plate is in primary importance, the source switch of alcohol concentration detecting unit disconnects when baffle plate is in the second place.When initial condition, baffle plate is positioned at the second place.
(2), alcohol concentration detect qualified after, if in the specific time start a car not, then need to carry out again alcohol concentration and detect.This function is by realizing with lower device.
(3), alcohol concentration detect qualified after, if automotive engine is flame-out, retrofire once more in the time of setting, this function is by realizing with lower device.
(4), the testing result prompt facility, this function is by realizing with lower device.
Alcohol detecting device 1 is provided with voice cue module 15, and voice cue module 15 connects loud speaker, and whether described voice cue module 15 is sent according to first control unit 13 allows the engine starting control signal, sends corresponding voice suggestion.Described ignition control device 2 is provided with indicator lamp, and described second control unit 23 correspondingly sends indicator lamp and opens or closes control signal according to whether receiving permission engine starting control signal.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or close technical scheme, all fall within the protection domain of the present utility model.
Claims (5)
1. automobile is prevented the drunk driving control setup, it is characterized in that comprising alcohol detecting device and ignition control device, described alcohol detecting device comprises alcohol concentration detecting unit, comparing unit, wireless transmitting unit and first control unit, described alcohol concentration detecting unit is provided with the alcohol concentration detector, whether the alcohol concentration that described comparing unit collects by alcohol concentration sensor is higher than setting value obtains the judged result whether this chaufeur drinks, when judged result showed that this chaufeur is not drunk, described first control unit sent and allows the engine starting control signal; Otherwise, do not send and allow the engine starting control signal; Described wireless transmitting unit will allow the engine starting control signal to be modulated into radiofrequency signal to send;
Described ignition control device comprises that driving engine detects control circuit, is connected on control relay, radio receiving unit and second control unit in the engine igniting circuit, described control relay is a normally opened relay, described radio receiving unit is demodulated to permission engine starting control signal after receiving radiofrequency signal, described second control unit receives and allows to send the closed control signal of control relay behind the engine starting control signal, and described control relay is received the contact of closed control relay behind the closed control signal of control relay.
2. automobile as claimed in claim 1 is prevented the drunk driving control setup, it is characterized in that described ignition control device is provided with first time meter, described second control unit is received and is allowed to start first time meter behind the engine starting control signal, driving engine detects the current still open circuited state of closure that is in of the continuous detection of engine electronic ignition switch of control circuit, when the count value of first time meter reaches 3 minutes and Motronic control maps ignition lock when still being in off-state, second control unit sends control relay and disconnects control signal, the first time meter zero clearing simultaneously.
3. automobile as claimed in claim 1 is prevented the drunk driving control setup, it is characterized in that described ignition control device is provided with second time meter, described second control unit sends and starts second time meter after the Motronic control maps ignition lock disconnects control signal, after the count value of second time meter reaches 5 minutes, second control unit sends control relay and disconnects control signal, the second time meter zero clearing simultaneously.
4. as the anti-drunk driving control setup of claim 1 to 3 a described automobile of each claim, it is characterized in that being hinged with baffle plate in the gas blow pipe on the alcohol detecting device, described baffle plate turns to primary importance under the effect of air blowing air-flow, and after disappearing, the air blowing air-flow is reset to the second place, the power connection of alcohol concentration detecting unit when baffle plate is in primary importance, the power supply of alcohol concentration detecting unit disconnects when baffle plate is in the second place.
5. automobile as claimed in claim 4 is prevented the drunk driving control setup, it is characterized in that alcohol detecting device is provided with voice cue module, the permission engine starting control signal whether described voice cue module is sent according to described first control unit, send corresponding voice suggestion, described ignition control device is provided with indicator lamp, the permission engine starting control signal whether described second control unit basis is received correspondingly sends indicator lamp and opens or closes control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020588322XU CN201833885U (en) | 2010-11-03 | 2010-11-03 | Control device for preventing drunk driving of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020588322XU CN201833885U (en) | 2010-11-03 | 2010-11-03 | Control device for preventing drunk driving of automobile |
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| CN201833885U true CN201833885U (en) | 2011-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201020588322XU Expired - Fee Related CN201833885U (en) | 2010-11-03 | 2010-11-03 | Control device for preventing drunk driving of automobile |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979258A (en) * | 2010-11-03 | 2011-02-23 | 周庆然 | Automobile anti-drunken driving control device and control method |
| CN104002760A (en) * | 2014-05-04 | 2014-08-27 | 昆明理工大学 | Intelligent head safety protection and early-warning control device |
| CN107472015A (en) * | 2017-07-25 | 2017-12-15 | 舒忠明 | A kind of automobile start control system and method based on alcohol detection |
| CN108297689A (en) * | 2018-01-31 | 2018-07-20 | 广州市工贸技师学院（广州市工贸高级技工学校） | A kind of safety detection method and system of vehicle drunk-driving prevention |
| CN108791189A (en) * | 2018-04-28 | 2018-11-13 | 郑兴全 | Vehicle anti-theft and anti-robbing drunk-driving prevention control system |
| CN109018117A (en) * | 2018-08-24 | 2018-12-18 | 合肥移顺信息技术有限公司 | Motorcycle drunk-driving prevention system |
| CN111497608A (en) * | 2020-04-28 | 2020-08-07 | 一汽奔腾轿车有限公司 | Expiration formula alcohol detection device |
-
2010
- 2010-11-03 CN CN201020588322XU patent/CN201833885U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979258A (en) * | 2010-11-03 | 2011-02-23 | 周庆然 | Automobile anti-drunken driving control device and control method |
| CN104002760A (en) * | 2014-05-04 | 2014-08-27 | 昆明理工大学 | Intelligent head safety protection and early-warning control device |
| CN104002760B (en) * | 2014-05-04 | 2016-02-24 | 昆明理工大学 | Intelligence head safety precaution and prewarning controller |
| CN107472015A (en) * | 2017-07-25 | 2017-12-15 | 舒忠明 | A kind of automobile start control system and method based on alcohol detection |
| CN108297689A (en) * | 2018-01-31 | 2018-07-20 | 广州市工贸技师学院（广州市工贸高级技工学校） | A kind of safety detection method and system of vehicle drunk-driving prevention |
| CN108791189A (en) * | 2018-04-28 | 2018-11-13 | 郑兴全 | Vehicle anti-theft and anti-robbing drunk-driving prevention control system |
| CN109018117A (en) * | 2018-08-24 | 2018-12-18 | 合肥移顺信息技术有限公司 | Motorcycle drunk-driving prevention system |
| CN111497608A (en) * | 2020-04-28 | 2020-08-07 | 一汽奔腾轿车有限公司 | Expiration formula alcohol detection device |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20110518 Termination date: 20161103 |