CN212022332U - Built-in alcohol detection device of car - Google Patents
Built-in alcohol detection device of car Download PDFInfo
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- CN212022332U CN212022332U CN202020405869.5U CN202020405869U CN212022332U CN 212022332 U CN212022332 U CN 212022332U CN 202020405869 U CN202020405869 U CN 202020405869U CN 212022332 U CN212022332 U CN 212022332U
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Abstract
The utility model discloses a car embeds alcohol detection device, including main control chip, display module, AD conversion module, alcohol detection module, alarm module, GPS orientation module, matrix keyboard and peripheral circuit. The main control chip is respectively connected with the display module and the alarm module, and the alcohol detection module is connected with the main control chip after passing through the A \ D conversion module. The utility model discloses a two alcohol sensor of installing at the different positions of vehicle detect driver's expired gas's alcohol concentration, and the rate of accuracy is higher. In addition, the positioning chip is adopted to collect the position of the vehicle in real time, and different alcohol concentrations of the driver at different positions are recorded respectively. And the device automatically alarms after detecting that the alcohol concentration of the driver is higher than a set value, and prompts the driver to stop driving. And if after the traffic accident takes place, relevant traffic control department can be according to the utility model discloses the alcohol concentration that each positional information of collection corresponds confirms driver's action.
Description
Technical Field
The utility model belongs to the technical field of on-vehicle articles for use of car and traffic management, concretely relates to car embeds alcohol detection device.
Background
With the rapid development of automobile technology, the cost of automobiles is also reduced year by year, and automobiles gradually enter households. According to the statistical analysis of data of the national statistical bureau, as long as 2019 and 6 months, the nationwide motor vehicles are kept in 3.4 hundred million, wherein 2.5 million vehicles account for 74.58% of the total number of the motor vehicles, the private vehicles (small passenger vehicles and micro passenger vehicles registered on the name of an individual) are kept in 1.98 million, and the vehicles are newly registered in 1242 thousands in the last half of 2019; the automobile keeping quantity of 66 cities in the country exceeds 100 thousands, and 11 cities such as Beijing, Chengdu and the like exceed 300 thousands. The quantity of the trucks is 2694 thousands, and the new registration volume of the trucks in the last half year is high. Meanwhile, the number of new license drivers in the whole country in the last half of 2019 reaches 1408 thousands of drivers. By 6 months, motor vehicle drivers nationwide number up to 4.22 million people, and compared with the same period of the last year, 2576 million people are increased. As the holding quantity of motor vehicles continues to increase, the number of motor vehicle drivers also shows a synchronous growth trend. Drunk driving is currently known as one of the factors endangering social public safety. Although related departments punish drunk driving with considerable strength at present, some car owners still have the spirit of luck, and drunk driving causes great potential safety hazards to the car owners, even others and even the society.
Although some alcohol detection devices already exist, most are basically hand-held alcohol detection devices, which are small and portable, but only detect drivers when drunk drivers are found or suspected to be drunk by the traffic authorities.
The prior art has the following problems:
the existing small-size portable alcohol detection device can be used in a portable mode, but cannot detect alcohol content in a driver body in real time from the time when the driver gets on the vehicle, the drunk driving behavior of the driver can be found only when the driver is checked by a traffic management department, even the drunk driving behavior of the driver can be found after a traffic accident occurs, the real-time performance is not high, and the drunk driving behavior is found to be late when the driver gets on the vehicle. And alcohol detection device on the market at present can not remind driver's wine behavior of driving in order to avoid it to continue wine and drive and cause the potential safety hazard to oneself and even other people, is unfavorable for preventing driver's continuation danger under the condition of wine drives.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a car embeds alcohol detection device can real-time detection and record driver alcohol content to carry out the early warning to drunk driver, have that the real-time is good, characteristics that the reliability is high.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a built-in alcohol detection device of car, includes main control chip, display module, AD conversion module, alcohol detection module, alarm module, GPS orientation module, matrix keyboard and peripheral circuit, its characterized in that: the main control chip is respectively connected with the display module and the alarm module, and the alcohol detection module is connected with the main control chip after passing through the A \ D conversion module.
Preferably, the alcohol detection module comprises two alcohol sensors, wherein the alcohol sensor I is fixed at the top of the head of a driver in the automobile, and the alcohol sensor II is fixed above an instrument panel in the automobile.
Preferably, the alarm module comprises a buzzer and a buzzer driving circuit, and the main control chip is connected with the buzzer after passing through the buzzer driving circuit.
Preferably, the display module comprises an LCD display screen and a driving chip thereof, the LCD display screen is of the type LCD1602, and the driving chip of the LCD display screen is of the type HD 44780.
Preferably, the model of the alcohol sensor is MQ-3.
Preferably, the GPS positioning module is connected with the main control chip, an antenna port of the GPS positioning module is connected with the ceramic active antenna, and the type of the GPS positioning chip is GY-GPS6MV 2.
Preferably, the matrix keyboard includes a menu key, a page up key, a page down key, a return key, and a confirm key.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a two alcohol sensor of installing at the different positions of vehicle detect driver's expired gas's alcohol concentration, and the alcohol concentration of two positions is synthesized and is calculated and get the average value, can be more approximate the concentration that obtains driver expired gas alcohol, then is worth out driver's blood approximate alcohol concentration according to the inside experience of saving of main control chip, and the rate of accuracy is higher.
2. The utility model discloses still adopt the location chip to gather in real time the vehicle position when detecting alcohol concentration, record the different alcohol concentrations of driver in different positions respectively. And the device automatically alarms after detecting that the alcohol concentration of the driver is higher than a set value, and prompts the driver to stop driving. And if after the traffic accident takes place, relevant traffic control department can be according to the utility model discloses the alcohol concentration that each positional information of collection corresponds confirms driver's action.
Drawings
Fig. 1 is a schematic diagram of the hardware structure of the present invention;
FIG. 2 is a schematic flow chart of the process of the present invention;
FIG. 3 is a schematic view of the installation position of the alcohol detection module of the present invention;
in the figure: 1. an alcohol sensor I; 2. and an alcohol sensor II.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a built-in alcohol detection device of car, includes main control chip, display module, AD conversion module, alcohol detection module, alarm module, GPS orientation module, matrix keyboard and peripheral circuit, its characterized in that: the main control chip is respectively connected with the display module and the alarm module, and the alcohol detection module is connected with the main control chip after passing through the A \ D conversion module. Through the connection, the alcohol concentration detected by the alcohol detection module is transmitted to the main control chip, the GPS positioning module collects the real-time position information of the vehicle and transmits the real-time position information to the main control chip, the alcohol concentration information and the position information are displayed on the display module, a user can select the information to be checked through the matrix keyboard, and the alarm module outputs alarm information after the alcohol concentration is greater than the preset concentration.
Alcohol detection module contains two alcohol sensor, and wherein alcohol sensor I1 is fixed in the driver top of the head position of car inside, and alcohol sensor II 2 is fixed in car inside panel board top. In order to measure the concentration of alcohol in a driver body more accurately and prevent the content of alcohol in the driver from being too low due to too long distance of the alcohol sensor, the alcohol sensor I1 is fixed at the top of the head of the driver in the automobile, and the alcohol sensor II 2 is fixed above an instrument panel in the automobile. Considering that the air is linearly transmitted along the respiratory tract and the airflow can float upwards properly in the driving process of the driver, the alcohol sensor I is fixed at the top of the head of the driver in the automobile, in addition, the respiratory tract air of the driver also has the direction of flowing to the alcohol sensor II 2, and the alcohol concentration of the driver is calculated after the two paths of alcohol sensors are transmitted to the main control chip and weighted average is carried out.
The alarm module comprises a buzzer and a driving circuit of the buzzer, the main control chip is connected with the buzzer after passing through the driving circuit of the buzzer, and the driving circuit of the buzzer is connected with the main control chip.
The display module comprises an LCD display screen and a driving chip thereof, wherein the LCD display screen is of an LCD1602 type, and the driving chip of the LCD display screen is of an HD44780 type. The LCD screen is connected with the main control chip after passing through the drive chip HD 44780.
The model of the alcohol sensor is MQ-3, and the alcohol sensor is used for detecting the alcohol concentration of the gas exhaled by the driver.
The GPS positioning module is connected with the main control chip, an antenna port of the GPS positioning module is connected with the ceramic active antenna, and the type of the GPS positioning chip is GY-GPS6MV 2. The GPS positioning module is used as a position acquisition device for acquiring the position information of a user vehicle in real time and displaying the position information on an LCD display screen and recording the position information in a ROM of a main control chip, and the model of the main control chip is STM32F103VCT 6.
The matrix keyboard comprises a menu key, an up page turning key, a down page turning key and a confirmation key. After a menu key is clicked, options of driver driving records and system time modification appear on the display screen, a user clicks an upper page turning key or a lower page turning key according to information displayed on the display screen to select a page to be selected, the information can be viewed by clicking a confirmation key after the information to be selected appears on the screen, and the original display interface is returned after a return key is clicked. The initial display interface is position information of the vehicle and alcohol concentration information of a driver.
The utility model discloses well alcohol sensor MQ-3's application method and principle are the known technique of wide application and daily life that has disclosed, and alcohol sensor MQ-3 supplies the user to use according to specific demand after changing physical quantity into electrical constant through gathering behind the alcohol concentration information in the air promptly.
The utility model discloses a theory of operation and use flow: the utility model discloses be fixed in the driver's head top position of car inside with alcohol sensor I1 during first use, be fixed in car inside panel board top with alcohol sensor II 2. The device adopts the car circuit to supply power, and two alcohol sensors begin to detect alcohol concentration after the power-on initialization to continuously record position information, and alcohol concentration and position information are refreshed and displayed on the display screen all the time. When the alcohol concentration does not reach the preset value, the alarm circuit has no alarm information. When the detected alcohol concentration is higher than the preset value, the buzzer of the alarm circuit starts to continuously send out alarm information, and the word of 'please stop drunk driving' is prompted on the display screen. If the relevant management department calls whether the driver is drunk to drive, the driver driving record is found by clicking the page-up key or the page-down key after clicking the menu key, and the alcohol concentration information of the driver at each position is checked after clicking the confirmation key to judge whether the behavior of the driver is drunk.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a built-in alcohol detection device of car, includes main control chip, display module, AD conversion module, alcohol detection module, alarm module, GPS orientation module, matrix keyboard and peripheral circuit, its characterized in that: the main control chip is respectively connected with the display module and the alarm module, and the alcohol detection module is connected with the main control chip after passing through the A \ D conversion module.
2. The automobile built-in alcohol detection device according to claim 1, wherein: the alcohol detection module comprises two alcohol sensors, wherein the alcohol sensor I (1) is fixed at the top of the head of a driver in the automobile, and the alcohol sensor II (2) is fixed above an instrument panel in the automobile.
3. The automobile built-in alcohol detection device according to claim 1, wherein: the alarm module comprises a buzzer and a buzzer driving circuit, and the main control chip is connected with the buzzer after passing through the buzzer driving circuit.
4. The automobile built-in alcohol detection device according to claim 1, wherein: the display module comprises an LCD display screen and a driving chip thereof, wherein the model of the LCD display screen is LCD1602, and the model of the driving chip of the LCD display screen is HD 44780.
5. The automobile built-in alcohol detection device according to claim 2, wherein: the model of the alcohol sensor is MQ-3.
6. The automobile built-in alcohol detection device according to claim 1, wherein: the GPS positioning module is connected with the main control chip, an antenna port of the GPS positioning module is connected with the ceramic active antenna, and the type of the GPS positioning chip is GY-GPS6MV 2.
7. The automobile built-in alcohol detection device according to claim 1, wherein: the matrix keyboard comprises a menu key, an up page turning key, a down page turning key, a return key and a confirmation key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405869.5U CN212022332U (en) | 2020-03-26 | 2020-03-26 | Built-in alcohol detection device of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405869.5U CN212022332U (en) | 2020-03-26 | 2020-03-26 | Built-in alcohol detection device of car |
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| Publication Number | Publication Date |
|---|---|
| CN212022332U true CN212022332U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020405869.5U Active CN212022332U (en) | 2020-03-26 | 2020-03-26 | Built-in alcohol detection device of car |
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| CN (1) | CN212022332U (en) |
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2020
- 2020-03-26 CN CN202020405869.5U patent/CN212022332U/en active Active
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Address after: Room 416, 4 / F, building 6, No. 2888, Wuzhong Avenue, Yuexi street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Liuzhe Technology Co.,Ltd. Address before: 215000 A520, Xueyuan building, South District, No.106 Zhineng Avenue, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: Suzhou Liuzhe Automobile Technology Co.,Ltd. |