CN205352992U - Alcohol concentration automated inspection early warning mobile unit - Google Patents
Alcohol concentration automated inspection early warning mobile unit Download PDFInfo
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- CN205352992U CN205352992U CN201521014347.8U CN201521014347U CN205352992U CN 205352992 U CN205352992 U CN 205352992U CN 201521014347 U CN201521014347 U CN 201521014347U CN 205352992 U CN205352992 U CN 205352992U
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Abstract
The utility model discloses an alcohol concentration automated inspection early warning mobile unit comprises detection module, wireless communication module and intelligent terminal. Detection module includes by alcohol sensor and common sensor unit, temperature sensor unit, air collector unit, ventilation holes, the miniature air heating unit of constituteing of the sensor microcircuit of electroplating printing on miniature mainboard, detection module's miniature mainboard sends the end encapsulation with zigbee information and constitutes wireless sampling sense terminal, the interior alcohol content of information of monitoring vehicle, and whether wine is driven makes the judgement to the driver. The utility model relates to an alcohol concentration automated inspection early warning mobile unit detection efficiency is high, detecting reliability is good, the application is with low costs, has application prospect.
Description
Technical field
This utility model relates to a kind of mobile unit, particularly relate to a kind of alcohol automatic detection concentration and in overproof situation the mobile unit of early warning.
Background technology
Automobile has become the requisite vehicles in modern society's daily life, and along with the increase of automobile pollution, China, to the management of automobile and road safety also increasingly specification, drives when intoxicated and becomes the new behavior handing over rule emphasis punishment especially.Driving when intoxicated and public safety causes extremely serious impact, China's determination methods to driving when intoxicated is, suspect vehicle is carried out intercepting selective examination detection by traffic administration personnel (traffic police) with hand-held alcohol content tester, and this method efficiency is very low.Major part alcohol content tester is only law enforcement use at present, seldom has car owner to buy voluntarily, is not easy to self testing in car, and the popularization of traffic safety consciousness is unfavorable.
Chinese patent CN102411049A discloses a kind of Intelligent alcohol detector, including alcohol detection module, power module, microprocessor module, data communication module, information of vehicles identification module and display module.Electronic driving license recognition function, electronic license plate recognition function, electronics vehicle frame recognition function are integrated in one with alcohol detection function, accelerate law enforcement efficiency.But the patented product need to individually be equipped to traffic police and use, add administrative expense, and there is no the different of essence from existing law enforcement means in form.
Chinese patent CN102117538A discloses a kind of vehicle-mounted alcohol detection warning device and telemonitoring device, when system detects in car after alcohol content information, display device outside vehicle body shows, traffic route is installed ethanol monitoring receiver, vehicle is monitored.But this patent relates to substantial amounts of hardware facility, not only vehicle is reequiped, also capital construction facility is transformed, cause the unnecessary waste of resource.
Utility model content
Based on the defect of prior art, the purpose of this utility model first aspect is to provide alcohol concentration and automatically detects early warning mobile unit, mainly includes, detection module, wireless communication module and vehicle intelligent terminal.
Described detection module includes sensor unit, temperature sensor unit, air trapping unit, air-through holes, miniature air heating unit.
Described sensor unit includes alcohol sensor and sensor microcircuit.
Described sensor microcircuit at least includes DC micro-electric source, audion, variable resistance, and described DC source is provided by micro portable battery.The colelctor electrode of described alcohol sensor connecting triode, described variable resistance is connected with the base electrode of audion, and the emission electrode of described audion connects described DC micro-electric source negative pole.Optionally, described sensor circuit can an electric capacity of voltage regulation in parallel.
Described sensor microcircuit, plated PC is on miniature mainboard.
Described wireless communication module, adopts Zigbee communication agreement, including Zigbee delivering end, Zigbee gateway and information process unit.Described variable resistance is connected by circuit with Zigbee delivering end, and the variable-resistance signal of telecommunication is converted into wireless signal and sends by Zigbee delivering end.
The miniature mainboard of described detection module and Zigbee delivering end are packaged together and form wireless sample detecting end.
Alternatively, described packaged type is: QFN encapsulates, i.e. quad flat non-pin package has good electrical and thermal conductivity.
Described vehicle intelligent terminal is, carries Android system, with display device, the intelligent vehicle-carried intelligent terminal with multimedia function and communication function.
Wireless sample detecting terminal number amount of the present utility model can freely control, and Zigbee communication protocol information capacity is big, can meet the demand of varying number.Described wireless sample detecting end is four at least provided with amount, and two wireless sample detecting ends are arranged near driver driving position, driver is breathed out gas sample and analyzes in real time, respectively arranges a wireless sample detecting end at copilot and back row seats.Further, for improving accuracy of detection, a technical scheme of the present utility model arranges six wireless sample detecting ends, is specifically configured to: operator seat two, copilot one, back row seats three.
The purpose of this utility model second aspect is to provide alcohol concentration and automatically detects the operation method of early warning mobile unit:
When personnel into the car, alcohol sensor starts to gather alcohol concentration information, and two alcohol sensors of driver driving position detect alcohol concentration numerical value respectively, are sent to MCU；The alcohol sensor of copilot and back row seats is respectively transmitted alcohol concentration numerical value to MCU；Data are carried out contrast screening by MCU, and the purpose of screening is the erroneous judgement preventing unlicensed person from drinking and causing.When driver driving position records the alcohol concentration that alcohol concentration records higher than copilot and back row seats, and when exceeding threshold value, MCU can control the early warning system of terminal and send alarm.
Specifically, the method for alcohol sensor measurement alcohol concentration is:
(1), open:
Working as car door opening, described intelligent terminal enters holding state, and described Zigbee gateway starts to receive information, and described Zigbee delivering end is started working, and the blank information collected is sent the MCU to intelligent terminal, and intelligent terminal stores blank information.
(2), pretreatment:
The wireless sample detecting end being distributed in car starts air sample in collecting vehicle by its air trapping unit, and described air sample enters air-through holes；Whether temperature sensing unit detection air themperature reaches 35 DEG C, if reaching this value, then carries out next step, if not up to, then start miniature air heating unit, owing to volume of air is less, temperature can quickly reach predetermined 35 DEG C.
Wherein, described air sample frequency acquisition be 3～5s once.
Further, described air-through holes is by conduction or had not only conducted electricity but also the material of heat conduction is constituted, to facilitate air quickly to heat under less power.
(3), detection:
When air themperature reaches 35 DEG C, alcohol sensor is owing to touching gas, there is faint change in its electric current, owing to power supply is DC constant voltage power supply, variable resistance resistance can change, and this change passes to described Zigbee delivering end by the signal of telecommunication, and described Zigbee delivering end converts electrical signals to wireless signal, transmitting in a wireless form to Zigbee gateway, described Zigbee gateway sends the signal to information process unit.
The type of described alcohol sensor is: fuel type electrochemical sensor or semiconductor type sensor.
(4), process:
After information process unit receives signal, the Signal Pretreatment collected is formed packet by information process unit, and send the MCU to described intelligent terminal, data are carried out screening and contrast by described MCU, the alcohol concentration recorded when driver driving position is higher than the alcohol concentration of copilot and back row seats, and described alcohol concentration is when exceeding threshold value, then proving that driver is in drunk driving, MCU can control the early warning system of terminal and send alarm.On display device, in display generation, drives information automatically simultaneously, and sends prompt tone, and the described generation information of driving includes for driving company, telephone number etc.；Further, on described display device can split screen display cartographic information, and the generation near being labeled with on map drive driver information, price, service ratings etc..
The alcohol concentration that this utility model relates to detects early warning mobile unit and method automatically, can in real time, automatically, exactly to the gas that Che Nei driver is breathed out detect.During this utility model application, in-vehicle device need not be carried out large-scale redevelopment, intelligent terminal in car only needing access Zigbee communication interface and can realize all functions of the present utility model, application Zigbee communication agreement has the advantages such as low-power consumption, low cost, high power capacity.Alcohol concentration of the present utility model detects that early warning mobile unit detection efficiency is high, it is of good reliability to detect, application cost is low, has application prospect automatically.
Accompanying drawing explanation
Fig. 1 is the overhaul flow chart that the alcohol concentration that this utility model relates to detects early warning mobile unit automatically.
Wherein, the meaning that number in the figure represents is as follows:
1, step (1) is opened, and 2, step (2) pretreatment, 3, step (3) detection, 4, step (4) processes.
Detailed description of the invention
Below by specific embodiment, further the technical solution of the utility model is specifically described.Illustrating it should be understood that the following examples are intended only as, and be not intended to scope of the present utility model, apparent change and modification that simultaneously those skilled in the art makes according to this utility model are also contained within this utility model scope.
Embodiment 1
Alcohol concentration detects early warning mobile unit automatically, including detection module, wireless communication module and vehicle intelligent terminal.
Described detection module includes sensor unit, temperature sensor unit, air trapping unit, air-through holes, miniature air heating unit.Described sensor unit includes alcohol sensor and sensor microcircuit.Described sensor microcircuit at least includes DC micro-electric source, audion, variable resistance, and described DC source is provided by micro portable battery.The colelctor electrode of described alcohol sensor connecting triode, described variable resistance is connected with the base electrode of audion, and the emission electrode of described audion connects described DC micro-electric source negative pole.Described sensor microcircuit, plated PC is on miniature mainboard.Described wireless communication module, adopts Zigbee communication agreement, including Zigbee delivering end, Zigbee gateway and information process unit.Described variable resistance is connected by circuit with Zigbee delivering end, and the variable-resistance signal of telecommunication is converted into wireless signal and sends by Zigbee delivering end.The miniature mainboard of described detection module and Zigbee delivering end are packaged together and form wireless sample detecting end.Described vehicle intelligent terminal is, carries Android system, with display device, the intelligent vehicle-carried intelligent terminal with multimedia function and communication function.Described display device can when detecting driver's drunk driving, and display generation drives information automatically, and sends prompt tone prompting；The described generation information of driving includes for driving company, telephone number etc..Described wireless sample detecting end is four at least provided with amount, and two wireless sample detecting ends are arranged near driver driving position, driver is breathed out gas sample and analyzes in real time, respectively arranges a wireless sample detecting end at copilot and back row seats.
As required by Fig. 1, described alcohol concentration automatically detects the operation method of early warning mobile unit and is:
(1), open:
Working as car door opening, described intelligent terminal enters holding state, and described Zigbee gateway starts to receive information, and described Zigbee delivering end is started working, and the blank information collected is sent the MCU to intelligent terminal, and intelligent terminal stores blank information.
(2), pretreatment:
The wireless sample detecting end being distributed in car starts air sample in collecting vehicle by its air trapping unit, and described air sample enters air-through holes；Whether temperature sensing unit detection air themperature reaches 35 DEG C, if reaching this value, then carries out next step, if not up to, then start miniature air heating unit, owing to volume of air is less, temperature can quickly reach predetermined 35 DEG C.
Wherein, described air sample frequency acquisition be 3～5s once.
Further, not only described air-through holes is in conduction or conducts electricity but also formed in the material of heat conduction, to facilitate air quickly to heat under less power.
(3), detection:
When air themperature reaches 35 DEG C, alcohol sensor is owing to touching gas, there is faint change in its electric current, owing to power supply is DC constant voltage power supply, variable resistance resistance can change, and this change passes to described Zigbee delivering end by the signal of telecommunication, and described Zigbee delivering end converts electrical signals to wireless signal, transmitting in a wireless form to Zigbee gateway, described Zigbee gateway sends the signal to information process unit.
The type of described alcohol sensor is: fuel type electrochemical sensor or semiconductor type sensor.
(4), process:
After information process unit receives signal, the Signal Pretreatment collected is formed packet by information process unit, and send the MCU to described intelligent terminal, data are carried out screening and contrast by described MCU, the alcohol concentration recorded when driver driving position is higher than the alcohol concentration of copilot and back row seats, and described alcohol concentration is when exceeding threshold value, then proving that driver is in drunk driving, MCU can control the early warning system of terminal and send alarm.On display device, in display generation, drives information automatically simultaneously, and sends prompt tone, and the described generation information of driving includes for driving company, telephone number etc.；Further, on described display device can split screen display cartographic information, and the generation near being labeled with on map drive driver information, price, service ratings etc..
Embodiment 2
Alcohol concentration detects early warning mobile unit automatically, including detection module, wireless communication module and vehicle intelligent terminal.Described detection module includes sensor unit, temperature sensor unit, air trapping unit, air-through holes, miniature air heating unit.Described sensor unit includes alcohol sensor and sensor microcircuit.Described sensor microcircuit at least includes DC micro-electric source, audion, variable resistance, and described DC source is provided by micro portable battery.The colelctor electrode of described alcohol sensor connecting triode, described variable resistance is connected with the base electrode of audion, and the emission electrode of described audion connects described DC micro-electric source negative pole.Described sensor circuit can an electric capacity of voltage regulation in parallel.Described sensor microcircuit, plated PC is on miniature mainboard.
Described wireless communication module, adopts Zigbee communication agreement, including Zigbee delivering end, Zigbee gateway and information process unit.Described variable resistance is connected by circuit with Zigbee delivering end, and the variable-resistance signal of telecommunication is converted into wireless signal and sends by Zigbee delivering end.The miniature mainboard of described detection module and Zigbee delivering end are packaged together and form wireless sample detecting end.Described packaged type is: QFN encapsulates, i.e. quad flat non-pin package has good electrical and thermal conductivity.
Described vehicle intelligent terminal is, carries Android system, with display device, the intelligent vehicle-carried intelligent terminal with multimedia function and communication function.Described display device can when detecting driver's drunk driving, and display generation drives information automatically, and sends prompt tone prompting；The described generation information of driving includes for driving company, telephone number etc.；On described display device can split screen display cartographic information, and the generation near being labeled with on map drive driver information, price, service ratings etc..
Wireless sample detecting terminal number amount of the present utility model can freely control, and Zigbee communication protocol information capacity is big, can meet the demand of varying number.The present embodiment arranges six wireless sample detecting ends, is specifically configured to: operator seat two, copilot one, back row seats three.
Claims (3)
1. alcohol concentration detects early warning mobile unit automatically, it is characterised in that: include detection module, wireless communication module and vehicle intelligent terminal；
Described detection module includes sensor unit, temperature sensor unit, air trapping unit, air-through holes, miniature air heating unit；
Described sensor unit includes alcohol sensor and sensor microcircuit；
Described sensor microcircuit at least includes DC micro-electric source, audion, variable resistance, and described DC source is provided by micro portable battery；The colelctor electrode of described alcohol sensor connecting triode, described variable resistance is connected with the base electrode of audion, and the emission electrode of described audion connects described DC micro-electric source negative pole；
Described sensor microcircuit, plated PC is on miniature mainboard；
Described wireless communication module, adopts Zigbee communication agreement, including Zigbee delivering end, Zigbee gateway and information process unit；Described variable resistance is connected by circuit with Zigbee delivering end, and the variable-resistance signal of telecommunication is converted into wireless signal and sends by Zigbee delivering end；
The miniature mainboard of described detection module and Zigbee delivering end are packaged together and form wireless sample detecting end；
Described vehicle intelligent terminal is, carries Android system, with display device, the intelligent vehicle-carried intelligent terminal with multimedia function and communication function；
Described wireless sample detecting end is four at least provided with amount, and two wireless sample detecting ends are arranged near driver driving position, respectively arranges a wireless sample detecting end at copilot and back row seats.
2. alcohol concentration according to claim 1 detects early warning mobile unit automatically, it is characterised in that: a described sensor circuit electric capacity of voltage regulation in parallel.
3. alcohol concentration according to claim 1 detects early warning mobile unit automatically, it is characterized in that: the packaged type of the miniature mainboard of described detection module and Zigbee delivering end is, QFN encapsulates, i.e. quad flat non-pin package has good electrical and thermal conductivity.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521014347.8U CN205352992U (en) | 2015-12-09 | 2015-12-09 | Alcohol concentration automated inspection early warning mobile unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521014347.8U CN205352992U (en) | 2015-12-09 | 2015-12-09 | Alcohol concentration automated inspection early warning mobile unit |
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| CN205352992U true CN205352992U (en) | 2016-06-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576743A (en) * | 2019-09-09 | 2019-12-17 | 福建工程学院 | drunk driving early warning method and device based on Internet of vehicles system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576743A (en) * | 2019-09-09 | 2019-12-17 | 福建工程学院 | drunk driving early warning method and device based on Internet of vehicles system |
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