CN202049161U - Alcohol detection warning device - Google Patents
Alcohol detection warning device Download PDFInfo
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- CN202049161U CN202049161U CN2011200610771U CN201120061077U CN202049161U CN 202049161 U CN202049161 U CN 202049161U CN 2011200610771 U CN2011200610771 U CN 2011200610771U CN 201120061077 U CN201120061077 U CN 201120061077U CN 202049161 U CN202049161 U CN 202049161U
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Abstract
The utility model discloses an alcohol detection warning device, which comprises a machine case and a control circuit arranged in the machine case, wherein a liquid crystal display screen, a switch press button and a plurality of function keys are arranged on the machine case, and the control circuit comprises a gas sensitive sensor, a signal amplification circuit, a signal compensation circuit, a sound and light warning circuit, a detection display and analysis circuit and a display screen. The alcohol detection warning device is characterized in that ten number keys from 0 to 9 are also arranged on the machine case, the control circuit also comprises a number input circuit and a wireless data transmission module, the input end of the number input circuit is electrically connected with each number key, the output end of the number input circuit is electrically connected with the input end of the detection display and analysis circuit, and the input end of the wireless data transmission module is electrically connected with the output end of the detection display and analysis circuit. The test results are clear, the operation is convenient, and the performance is reliable. Reliable basis is provided for drunk driving detection carried by public security traffic safety management personnel, and the alcohol detection warning device can also be used for realizing the drunk driving prompt on drivers to prevent and reduce the occurrence of accidents.
Description
Technical field
The utility model relates to a kind of alarm, relates in particular to a kind of alcohol detection alarm whether automobile driver drives when intoxicated that detects.
Background technology
Along with developing rapidly of Modern Traffic, after drinking, automobile driver drives and drunken driving, be easy to cause road traffic accident, serious harm traffic safety, the personal safety that jeopardizes people's lives and properties and driver and occupant.Traffic law and public safety traffic management department emphasize again and again, forbid to drive when intoxicated, but remain incessant after repeated prohibition, and the situation of drivining a car under the influence of alcohol is of common occurrence, and the traffic hazard that takes place because of driving when intoxicated is major traffic accidents all, and the scene of the accident is startling.
Be the traffic hazard that effectively suppresses and minimizing causes because of driving when intoxicated, according to the DB31/205-1997 automobile driver when driving in the blood alcohol content must be lower than the regulation of 0.2mg/mL, drive to be undoubtedly a kind of good detection means after adopting alcohol detection warning utensil inspection machine motor-car driver whether to drink, the accident that can prevent betides possible trouble.
The alcohol surveying instrument of present domestic use substantially all is external import, and it costs an arm and a leg, every price 1～20,000 yuan or more than; The like product of domestic production exists certain deficiency again on function, performance, can not popularization and application.Moreover existing alcohol alarm device is owing to circuit structure, and the alerting signal of its output is blured, as long as spirituous smell, content all will be reported to the police, and has influenced the accuracy of law enforcement.In view of still not having desirable alcohol detection utensil in present home market, the applicant once proposed in 2002 can be according to human body respiration in alcohol gas content classifying alarm and carry out the alcohol detection alarm (Chinese utility model patent ZL02280241.x) that direct-reacting digital shows simultaneously.The applicant also upgrades again to original equipment in Chinese utility model patent ZL200420109776.9 in 2004, increased printing interface at the output terminal of equipment, has solved field print, has in time called the problem of data.But, also have following shortcoming in actual use: the information of 1, not checking the law enfrocement official in the data of demonstration or printing; 2, wired traction printer, operation inconvenience; 3, show or the data printed can not in time be transferred to computing machine or upload to the computing machine of administrative center.
Summary of the invention
The purpose of this utility model is in order to overcome the shortcoming of existing alcohol alarm device, and a kind of measurement that provides quick and precisely, and can breathe according to the measured in alcohol gas content classifying alarm, carry out that direct-reading test result numeral shows and show supervisory personnel and measured's information simultaneously, the further alcohol detection alarm of upgrading of the performance that also data presented in time can be wirelessly transmitted to the computing machine of administrative center and printer.
The technical scheme that the utility model is taked is: the alcohol detection alarm, comprise casing, and be located at control circuit in the casing, LCDs and shift knob and a plurality of function key are set on the casing, and described control circuit comprises: gas sensor, temperature sensor, signal amplification circuit, signal compensation circuit, sound light alarming circuit, detection display analysis circuit, display screen; The input end of described gas sensor is provided with inflatable mouth, stretch outside casing, the output terminal of this gas sensor is electrically connected with the input end of described signal amplification circuit, and the output terminal of described signal amplification circuit is electrically connected with the input end of described signal compensation circuit: the output terminal of the output terminal of described signal compensation circuit, the output terminal of described temperature sensor and described function key circuit is electrically connected with the input end of described detection display analysis circuit respectively; The output terminal of described detection display analysis circuit is electrically connected with the input end of sound light alarming circuit and with LCDs respectively, shows by LCDs;
Be characterized in: also comprise on the described casing being provided with 0～9 10 numeric keys; Described control circuit also comprises a digital input circuit and a wireless data transfer module; The input end of described digital input circuit is electrically connected with each numerical key, and the output terminal of this digital input circuit is electrically connected with the input end of described detection display analysis circuit; The input end of described wireless data transfer module is electrically connected with the output terminal of described detection display analysis circuit.
Above-mentioned alcohol detection alarm, wherein, described detection display analysis circuit comprises that a temperature compensator, an analog to digital converter, a data analysis circuit, an indicating value keep time-delay return-to-zero circuit, a data-carrier store, indicating value display driver circuit; The output terminal of described signal compensation circuit is electrically connected with the input end of described analog to digital converter; The output terminal of described temperature sensor is connected with the input end of described temperature compensator; The output terminal of described analog to digital converter, temperature compensator and the output terminal of described digital input circuit are electrically connected with the input end of described data analysis circuit respectively; Described indicating value keeps time-delay return-to-zero circuit to be connected with described data analysis circuit is two-way respectively with described data-carrier store; The output terminal of described data analysis circuit is electrically connected with the input end of described indicating value display driver circuit and described sound light alarming circuit respectively.
Above-mentioned alcohol detection alarm, wherein, described detection display analysis circuit mainly is made of a CPU chip.
Above-mentioned alcohol detection alarm wherein, also comprises a data wireless emission key and a printing key on the described casing, be electrically connected with the output terminal of wireless data transfer module respectively; By described data wireless emission key will detect that data send to that computing machine is stored, demonstration, secondary analysis handle; Or will detect data by described printing key and send to printer prints.
Above-mentioned alcohol detection alarm, wherein, described sound light alarming circuit is divided into one-level, secondary and three grade warnings from exceeding the little scope of standard figures to exceeding the big scope of standard figures according to the indicating value that detects.
The utility model is owing to adopted above technical scheme, adopt gas sensor to gather the breath that the measured breathes out, the non-linear voltage signal that produces after amplifying becomes linear voltage after being amplified by the signal compensation circuit compensation, and handle automatically via the detection display analysis circuit of CPU control, according to alcohol gas content classifying alarm in the human body respiration, carry out direct-reacting digital simultaneously and show, also can make enforcing law more perfect showing the information of checking law enfrocement official and examinee; In addition, also measured data in time can be wirelessly transmitted to printer prints, or be wirelessly transmitted to computing machine or upload to administrative center, the computing machine by administrative center to these data store, secondary analysis handles.The utility model test result is clear, and is easy to operate, dependable performance.Can be the public security traffic managerial personnel and provide reliable foundation to the detection of driving when intoxicated, the also prompting that can drive when intoxicated to the driver is to take precautions against and the generation of minimizing accident.
Description of drawings
Concrete structure of the present utility model is further provided by following embodiment and accompanying drawing thereof.
Fig. 1 is the shape assumption diagram of a kind of embodiment of the present utility model.
Fig. 2 is the circuit block diagram of a kind of embodiment of the utility model control circuit.
Fig. 3 is the electrical block diagram of a kind of embodiment of the detection display analysis circuit in of the present utility model.
Fig. 4 is the circuit theory diagrams that the utility model detects a specific embodiment of display analysis circuit.
Embodiment
See also accompanying drawing 1, Fig. 1 is the shape assumption diagram of a kind of embodiment of the present utility model.The utility model alcohol detection alarm, the control circuit 2(that comprise casing 1, is located in the casing cooperates referring to Fig. 2) and the power supply (built-in direct supply or external power supply) of each circuit working of this machine of providing.Casing is provided with LCDs 30, power switch button K, external power supply jack D, the alarm lamp that also is provided with power light L and is connected with control circuit, present embodiment is divided into three grade warnings from exceeding the little scope of standard figures to exceeding the big scope of standard figures according to the indicating value that detects, and is provided with three pilot lamp a, b, the c of one-level～three grade warning.Also be provided with gas sensor 21 and the temperature sensor 27 that is electrically connected with control circuit at interval at the casing inner top in addition, the input end of described gas sensor is provided with inflatable mouth 211, stretches outside casing.Also be provided with " moving to left ", " on turn over ", " turning over down ", four function key Sl～S4, the acknowledgement key S5 of " moving to right " at the position easy to operate of casing, temperature compensation data is revised key S6 and printing key S7, data wireless emission key S8.For the information of importing law enfrocement official warning signal and the information that is examined driver driver license number for example for example, the utility model also is provided with 0～9 10 numeric keys S9 at the position easy to operate of casing.
See also Fig. 2, Fig. 2 is the circuit block diagram of a kind of embodiment of the utility model control circuit.Control circuit 2 of the present utility model comprises: gas sensor 21, signal amplification circuit 22, signal compensation circuit 23, sound light alarming circuit 24, detection display analysis circuit 25, digital input circuit 26, temperature sensor 27, wireless data transfer module 28, function key circuit 29.Check that for making the law enfrocement official knows the overproof scope of measured immediately, the described sound light alarming circuit 24 of present embodiment is divided into three grade warnings from exceeding the little scope of standard figures to exceeding the big scope of standard figures according to the indicating value that detects, and comprises one-level sound and light alarm 241, secondary sound and light alarm 242, three grades of sound and light alarms 243.In the control circuit 2 of the present utility model: gas sensor 21 is located in the housing, and its front end position (input end) is provided with inflatable mouth 211, passes through casing, stretches outside casing.Temperature sensor 27 is located at inner walls.The output terminal of this gas sensor 21 is electrically connected with the input end of signal amplification circuit 22; The output terminal of signal amplification circuit 22 is electrically connected with the input end of signal compensation circuit 23; The output terminal of the output terminal of the output terminal of the output terminal of signal compensation circuit 23, digital input circuit 26, temperature sensor 27 and function key circuit 29 is electrically connected with the input end that detects display analysis circuit 25 respectively; The output terminal that detects display analysis circuit 25 is electrically connected with the input end of sound light alarming circuit 24, wireless data transfer module 28 respectively, this detects the data of display analysis circuit 25 outputs and shows on display screen 30, described display screen can be a LCDs, also can be LED display.The input end of described function key circuit 29 is revised the corresponding connection of key S6 with function key S1～S4, acknowledgement key S5, temperature compensation data on the machine shell panel.The corresponding connection of 0～9 10 numeric keys S9 on the input end of described digital input circuit 26 and the machine shell panel.The output terminal of described wireless data transfer module is electrically connected with data wireless emission key S8 and printing key S7 on the casing respectively; By described data wireless emission key will detect that data send to that computing machine is stored, demonstration, secondary analysis handle; Or will detect data by described printing key and send to printer prints.
See also Fig. 3, Fig. 3 is the electrical block diagram of a kind of embodiment of the detection display analysis circuit 25 in of the present utility model.Described detection display analysis circuit 25 comprises that a temperature compensator 251, an analog to digital converter 252, a data analysis circuit 253, an indicating value keep time-delay return-to-zero circuit 254, a data-carrier store 255, an indicating value display driver circuit 256; The output terminal of described signal compensation circuit is electrically connected with the input end of analog to digital converter; The input end of described temperature compensator is electrically connected with the output terminal of temperature sensor; The output terminal of described analog to digital converter, temperature compensator and the output terminal of digital input circuit are electrically connected with the input end of data analysis circuit respectively; Described indicating value keeps time-delay return-to-zero circuit to be connected with data analysis circuit is two-way respectively with data-carrier store; The input end of described indicating value display driver circuit and the input end of described audible-visual annunciator are electrically connected with the output terminal of described data analysis circuit respectively.The input end of described wireless data transfer module is electrically connected with the output terminal of described data analysis circuit.
The signal that signal compensation circuit detects gas sensor in the utility model is delivered to analog to digital conversion circuit and is carried out analog to digital conversion, and carry out temperature compensation by the characteristic requirement of gas sensor by built-in temperature-compensation circuit, analyse and compare through data analysis circuit, full Chinese shows measurement result on display screen then, as 30 content displayed of display screen among Fig. 1, comprise: alcohol content (mg/ L) 302 in temperature 301 at that time, the expiration, blood alcohol concentration is according to (mg/mL) 303, testDate 304, test duration 305, test sequence number 306 etc.On this display screen, also can show for example police's warning signal of measured's driver's card number and examiner by the information of input.Can keep time-delay return-to-zero circuit that testing result is carried out indicating value by indicating value as required and keep, or return-to-zero automatically.Also can store, consult, or by wireless data transfer module the data wireless that detects be outputed to printer and print, or be wirelessly transmitted to that computing machine is stored, secondary analysis is handled the indicating value that detects.
Stable for guaranteeing circuit working, gas sensor of the present utility model provides working power by gas sensor power source special 41; Detect display analysis circuit 25 integrated circuit such as grade and provide working power by digital-control circuit power source special 43; Other circuit is supplied with by stabilized voltage supply 42.Because of being mature technology, so ominous stating.Certainly, also can adopt the internal battery power supply.
See also Fig. 4, Fig. 4 is the circuit theory diagrams that the utility model detects a specific embodiment of display analysis circuit.Also comprise digital-control circuit power source special circuit 43 and function key circuit 29 in this schematic diagram.
Digital-control circuit power source special 43 mainly is made of DC/DC convertor ic Ul and integrated circuit U2 in the present embodiment, and the model of Ul for example is that the model of MIC4685, U2 for example is MIC5205, exports constant voltage dc source 8.4V and 3V respectively.
Data analysis circuit in the detection display analysis circuit 25 in the utility model alcohol detection alarm is mainly by cpu chip U5(model MSP430F169 for example) and peripheral auxiliary circuits constitute, and provide working power by digital-control circuit power source special 43.
The analog quantity voltage signal that 61 pin of 5 pin of relay J 2, resistance R 31, resistance R 32, electric capacity 21, cpu chip U5 are exported the gas sensor that receives is sent into cpu chip U5, after the analog to digital converter conversion that carries by cpu chip U5, carry out the analyzing and processing of measured data.By crystal oscillating circuit Yl, capacitor C 13, capacitor C 14, cpu chip U5 7,8,9,11, pin makeup time oscillatory circuit.
2～6 pin of cpu chip U5 are electrically connected with digital input circuit U7, are used for to CPU chip U5 input measured's driver license number and supervisory personnel's warning signal.
The temperature self-compensation that the temperature compensator of being made up of 59 pin of integrated circuit U6, resistance R 2O, capacitor C 2O, cpu chip U5 carries out data analysis.
Form indicating value by 58 pin of integrated circuit U3, capacitor C 22, cpu chip U5 and keep time-delay return-to-zero circuit.
Data after cpu chip U5 handles are connected with integrated circuit U4 display driver circuit respectively by 34,35,36,37,38,39,40,41,42,43,44,45,46 pin of cpu chip U5, output to the demonstration that display carries out measured data.
By 20,21,22,23,24,25,26,27 pin of resistance R S, resistance R 9, resistance R 10, resistance R ll, cpu chip U5 and wireless data transfer module U8(model LSDRF2401M05 for example) be connected, can wireless output test data to printer or computing machine.
Function key circuit 29 of the present utility model comprises the setting of function key S～S4, acknowledgement key S5, temperature compensation data modification key S6.This function key circuit 29 composed as follows:
Form " affirmation " key by 16 pin of switch S 5, capacitor C 16, resistance R 6, cpu chip U5, can enter the interface is set;
12 pin by switch S 1, capacitor C 17, resistance R Z, CPU chip U5 are formed " moving to left " function key, can carry out moving to left of data;
Form " moving to right " function key by the skilful pin of switch S 4, capacitor C 18, resistance R 5, cpu chip U5, can carry out moving to right of data;
13 pin by switch S 2, capacitor C 15, resistance R 3, cpu chip U5 are formed " on turn over " function key, can carry out data on turn over;
14 pin by switch S 3, capacitor C 19, resistance R 4, cpu chip U5 are formed " turning over down " function key, can carry out the following of data to turn over;
17 pin by switch S 6, capacitor C 28, resistance R 7, cpu chip U5 are formed " built-in modification " button, can carry out temperature compensation data and revise, and password is set.
The detection that the utility model alcohol detection alarm is implemented, report to the police, show that being linear condition carries out work, its principle of work is as follows: when circuit power turn-on K switch, circuit is promptly started working: the detected gas that contains concentration of alcohol is transformed into voltage analog in by gas sensor the detected person being exhaled earlier, delivering to signal amplification circuit amplifies, deliver to the linear voltage that becomes after the signal compensation circuit compensation is amplified again and deliver to the digital circuit of controlling by CPU, various data are handled automatically, by display for example light-emitting diode display show test values such as expiration alcohol concentration mg/L value and blood alcohol concentration mg/mL.If test value is above standard, then signal is delivered to sound light alarming circuit and reported to the police.How much overproof present embodiment is according to test value, is made as three grades of sound and light alarms, shows on display lamp a, the b of casing, c respectively, and send chimes of doom by hummer.The present embodiment hummer is arranged in the casing, is provided with hole F on casing.
The utility model alcohol detection alarm detects stable and reliable for performance, data presentation is clear, volume is little, easy to operate, highly sensitive, trace is drunk and just can be detected, and alarm indication and direct-reacting digital displayed value carry out simultaneously, the highest indicating value that shows can be kept, but automatic time delay return-to-zero, and can by wireless data transfer module testing result be wirelessly transmitted to the printer real time print as required, also can this testing result be wirelessly transmitted to storage and the secondary analysis processing that computing machine carries out data by wireless data transfer module.
The utility model can be made into portable, by the public safety traffic management personnel take to test point to troublemaker or the relevant personnel detection of whether driving when intoxicated drive when intoxicated and drunk driving so that strictness is investigated and dealt with according to law, ensure traffic safety and unimpeded; Also can install indoorly,,, avoid the generation of accident so that pinpoint the problems early by the own control survey of driver at vehicle drive.
Claims (5)
1. the alcohol detection alarm comprises casing, and is located at the control circuit in the casing, display screen and shift knob is set on the casing and comprises a plurality of function keys; Described control circuit comprises: gas sensor, temperature sensor, signal amplification circuit, signal compensation circuit, sound light alarming circuit, detection display analysis circuit and function key circuit; The input end of described gas sensor is provided with inflatable mouth, stretch outside casing, the output terminal of this gas sensor is electrically connected with the input end of described signal amplification circuit, and the output terminal of described signal amplification circuit is electrically connected with the input end of described signal compensation circuit: the output terminal of the output terminal of described signal compensation circuit, the output terminal of described temperature sensor and described function key circuit is electrically connected with the input end of described detection display analysis circuit respectively; The output terminal of described detection display analysis circuit is electrically connected with the input end of sound light alarming circuit and with display screen respectively, shows by display screen;
It is characterized in that: also comprise on the described casing being provided with 0～9 10 numeric keys; Described control circuit also comprises a digital input circuit and a wireless data transfer module; The input end of described digital input circuit is electrically connected with each numerical key, and the output terminal of this digital input circuit is electrically connected with the input end of described detection display analysis circuit; The input end of described wireless data transfer module is electrically connected with the output terminal of described detection display analysis circuit.
2. according to the described alcohol detection alarm of claim 1, it is characterized in that described detection display analysis circuit comprises that a temperature compensator, an analog to digital converter, a data analysis circuit, an indicating value keep time-delay return-to-zero circuit, a data-carrier store, indicating value display driver circuit; The output terminal of described signal compensation circuit is electrically connected with the input end of described analog to digital converter; The output terminal of described temperature sensor is connected with the input end of described temperature compensator; The output terminal of described analog to digital converter, temperature compensator and the output terminal of described digital input circuit are electrically connected with the input end of described data analysis circuit respectively; Described indicating value keeps time-delay return-to-zero circuit to be connected with described data analysis circuit is two-way respectively with described data-carrier store; The output terminal of described data analysis circuit is electrically connected with the input end of described indicating value display driver circuit and described sound light alarming circuit respectively.
3. according to claim 1 or 2 described alcohol detection alarms, it is characterized in that described detection display analysis circuit mainly is made of a CPU chip.
4. according to the described alcohol detection alarm of claim 1, it is characterized in that, also comprise a data wireless emission key and a printing key on the described casing, be electrically connected with the output terminal of described wireless data transfer module respectively; By described data wireless emission key will detect that data send to that computing machine is stored, demonstration, secondary analysis handle; Or will detect data by described printing key and send to printer prints.
5. according to the described alcohol detection alarm of claim 1, it is characterized in that described sound light alarming circuit is divided into one-level, secondary and three grade warnings from exceeding the little scope of standard figures to exceeding the big scope of standard figures according to the indicating value that detects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200610771U CN202049161U (en) | 2011-03-10 | 2011-03-10 | Alcohol detection warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200610771U CN202049161U (en) | 2011-03-10 | 2011-03-10 | Alcohol detection warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202049161U true CN202049161U (en) | 2011-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200610771U Expired - Lifetime CN202049161U (en) | 2011-03-10 | 2011-03-10 | Alcohol detection warning device |
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| Country | Link |
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| CN (1) | CN202049161U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849661A (en) * | 2019-02-15 | 2019-06-07 | 郭明建 | A kind of method of Drunk-driving-prevendevice device and its drunk-driving prevention |
| CN110618238A (en) * | 2019-09-29 | 2019-12-27 | 欧勒姆电气(珠海)有限公司 | Self-adaptive driving circuit of gas sensor |
-
2011
- 2011-03-10 CN CN2011200610771U patent/CN202049161U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849661A (en) * | 2019-02-15 | 2019-06-07 | 郭明建 | A kind of method of Drunk-driving-prevendevice device and its drunk-driving prevention |
| CN110618238A (en) * | 2019-09-29 | 2019-12-27 | 欧勒姆电气(珠海)有限公司 | Self-adaptive driving circuit of gas sensor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111123 |