CN104374804A - Alcohol tester based on mobile equipment - Google Patents
Alcohol tester based on mobile equipment Download PDFInfo
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- CN104374804A CN104374804A CN201410668475.8A CN201410668475A CN104374804A CN 104374804 A CN104374804 A CN 104374804A CN 201410668475 A CN201410668475 A CN 201410668475A CN 104374804 A CN104374804 A CN 104374804A
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Abstract
The invention discloses an alcohol tester based on mobile equipment. The alcohol tester is used for sending a detected alcohol concentration value to the mobile equipment for displaying and comprises an alcohol detection unit, a signal conditioning unit, a micro processing unit, a signal transmission unit and a power conversion unit, wherein the power conversion unit is connected with the mobile equipment and the alcohol tester and is used for converting power of the mobile equipment into power voltage needed by the alcohol tester; the alcohol detection unit is used for converting an acquired alcohol concentration signal into a voltage signal and outputting the voltage signal to the signal conditioning unit; the voltage signal is converted into an alcohol concentration value through the signal conditioning unit and the micro processing unit in sequence and is output to the signal transmission unit; the signal transmission unit is used for transmitting the alcohol concentration value to the mobile equipment; the mobile equipment is used for displaying the alcohol concentration value. According to the alcohol tester based on the mobile equipment, the power conversion unit converts power of the mobile equipment to working voltage needed by the alcohol tester, so that an extra battery is not required.
Description
Technical field
The present invention relates to alcohol tester, particularly relate to a kind of environmental protection, the alcohol tester based on mobile device easy to carry.
Background technology
Along with the continuous increase of China's automobile pollution, in order to prevent drunk driving, more and more urgent to the instrument requirements of alcohol detection, traditional alcohol screen test instrument is due to huge structure, principle and complicated operation, and expensive, and fail to come in daily life well.
Detector for alcohol content in exhale gas is according to the difference of sensor, main point semi-conductor type, hot wire type, electrochemical fuel cell type, infrared ray spectral pattern etc., wherein representational: the sequential use of semiconductor alcohol sensor, hot wire type alcohol sensor, electrochemical fuel cell alcohol sensor.
Based on the alcohol detection technical scheme of upper sensor, can simply be expressed as: reach more than 2.55 when tested personnel exhales with the dynamics being more than or equal to 0.1OL/S after deep breathing, alcohol content in breath just has certain proportionate relationship with the alcohol content in blood, a different voltage signal is exported by the alcohol of an alcohol sensor to variable concentrations, then amplified by an electron-amplifier, finally on digital indicator, alcohol content is shown, this just can demonstrate the alcohol content in tested person's breathing or in blood.
Almost all by powered battery, when battery performance decline is changed, there is the problems such as waste, environmental pollution in existing multiple alcohol detection scheme.Or alcohol detection instrument is because function is various, huge structure, complicated operation, power consumption increases thereupon, promote battery capacity to maintain operation, and then it is too fat to move to cause alcohol detection instrument body to amass, and is inconvenient to carry.Moreover most of alcohol detection instrument provides passive Site Detection solution more, the autonomous detection scheme before drivining a car under the influence of alcohol cannot be provided for human pilot.
Summary of the invention
Based on this, be necessary to provide a kind of environmental protection, the alcohol tester based on mobile device easy to carry.
Based on an alcohol tester for mobile device, for sending to mobile device to show the alcohol concentration value of detection; Comprise alcohol detection unit, signal condition unit, microprocessing unit, signal transmission unit and power conversion unit;
Described power conversion unit connects described mobile device and described alcohol tester; Described power conversion unit is used for the supply voltage become by the Power convert of described mobile device needed for described alcohol tester; Described alcohol detection unit is used for converting the alcohol concentration signal of acquisition to voltage signal and exports to described signal condition unit; Described signal condition unit is used for the voltage signal described voltage signal being converted to described microprocessing unit A/D sampling; Described microprocessing unit is used for the digital signal after according to A/D sampling and calculates alcohol concentration value, and described alcohol concentration value is exported to described signal transmission unit; Described signal transmission unit is used for described alcohol concentration value to be transferred to mobile device, and described mobile device shows described alcohol concentration value.
Wherein in an embodiment, described alcohol detection unit comprises alcohol detection sensor.
Wherein in an embodiment, described alcohol detection sensor comprises battery alcohol sensor, semi-conductor type alcohol sensor or hot wire type alcohol sensor.
Wherein in an embodiment, described microprocessing unit comprises microprocessor.
Wherein in an embodiment, described signal transmission unit comprises USB and turns serial port chip, and the USB interface that described USB turns serial port chip connects described mobile device, for alcohol concentration value is transferred to described mobile device.
Wherein in an embodiment, described signal condition unit comprises multilevel signal amplifying unit.
Wherein in an embodiment, described power conversion unit bag source of stable pressure chip, described source of stable pressure chip exports to described microprocessing unit, described signal condition unit, described AD conversion unit, described signal transmission unit and described alcohol detection unit after being used for that the power supply signal of described mobile device is carried out voltage stabilizing.
Wherein in an embodiment, after described alcohol concentration value is transferred to described mobile device by described signal transmission unit, described mobile device shows described alcohol concentration value with word or speech form.
Wherein in an embodiment, after described alcohol concentration value is transferred to described mobile device by described signal transmission unit, described alcohol concentration value and alcohol concentration threshold value compare by described mobile device, if exceed described alcohol concentration threshold value, then prompting detection alcohol concentration exceeds standard.
Wherein in an embodiment, exceed described alcohol concentration threshold value if also comprise, described mobile device sends warning message to third party.
The Power convert of mobile device to be become the operating voltage needed for alcohol tester, therefore without the need to using battery in addition by power conversion unit by the above-mentioned alcohol tester based on mobile device.
Meanwhile, convert the alcohol concentration signal of detection to voltage signal by alcohol detection unit, successively after the process such as signal condition unit, microprocessing unit, finally by signal transmission unit, alcohol concentration value is exported to mobile device and show.Therefore without the need to arranging the display section such as keyboard, screen in addition.Thus the circuit design of alcohol tester is simplified more, volume reduces, and carries convenient, does not use battery, and then reaches the effect polluting environmental protection and energy saving.Environmental protection, the alcohol tester based on mobile device easy to carry.
Accompanying drawing explanation
Fig. 1 is the unit figure of the alcohol tester based on mobile device.
Embodiment
As shown in Figure 1, be the unit figure of the alcohol tester based on mobile device.
Based on an alcohol tester for mobile device, for sending to mobile device to show the alcohol concentration value of detection; Comprise alcohol detection unit 101, signal condition unit 102, microprocessing unit 104, signal transmission unit 105 and power conversion unit 106.
Described power conversion unit 106 connects described mobile device and described alcohol tester; Described power conversion unit 106 is for becoming the supply voltage needed for described alcohol tester by the Power convert of described mobile device; Described alcohol detection unit 101 exports to described signal condition unit 102 for converting the alcohol concentration signal of acquisition to voltage signal; The voltage signal that described signal condition unit 102 is sampled for described voltage signal being converted to described microprocessing unit 104A/D; Digital signal after described microprocessing unit 104 carries out A/D sampling for basis calculates alcohol concentration value, and described alcohol concentration value is exported to described signal transmission unit 105; Described signal transmission unit 105 is for being transferred to mobile device by described alcohol concentration value, and described mobile device shows described alcohol concentration value.
Alcohol detection unit 101 comprises alcohol detection sensor.
Alcohol detection sensor comprises battery alcohol sensor, semi-conductor type alcohol sensor or hot wire type alcohol sensor.
Microprocessing unit 104 comprises microprocessor.
Signal condition unit 102 comprises multilevel signal amplifying unit.
Concrete, signal condition unit 102 is multilevel voltage amplifying circuit, mainly through carrying out amplification process to the feeble signal measured by alcohol detection sensor, the voltage signal exporting to AD conversion unit 103 can be detected.
Voltage signal after amplifying via signal condition unit 102 is simulating signal, therefore, needs to convert simulating signal to digital signal laggard row relax by microprocessing unit 104.
Microprocessing unit 104 converses alcohol concentration value according to the amplification stage of signal condition unit 102 and alcohol screen test Principle Method, is then sent to mobile device by signal transmission unit 105.
Signal transmission unit 105 comprises USB and turns serial port chip, and the USB interface that described USB turns serial port chip connects described mobile device, for alcohol concentration value is transferred to described mobile device.
Power conversion unit 106 bag source of stable pressure chip, described source of stable pressure chip exports to described microprocessing unit 104, described signal condition unit 102, described AD conversion unit 103, described signal transmission unit 105 and described alcohol detection unit 101 after being used for that the power supply signal of described mobile device is carried out voltage stabilizing.
After described alcohol concentration value is transferred to described mobile device by signal transmission unit 105, described mobile device shows described alcohol concentration value with word or speech form.
After described alcohol concentration value is transferred to described mobile device by signal transmission unit 105, described alcohol concentration value and alcohol concentration threshold value compare by described mobile device, if exceed described alcohol concentration threshold value, then prompting detection alcohol concentration exceeds standard.
If the alcohol tester based on mobile device also comprises exceed described alcohol concentration threshold value, described mobile device sends warning message to third party.
Based on above-mentioned all embodiments, the principle of work based on the alcohol tester of mobile device is as follows:
User to be breathed out alcoholic gas to alcohol detection unit 101 by alcohol air inlet/outlet.Alcohol detection unit 101 obtains the voltage signal corresponding with alcohol concentration, and exports to signal condition unit 102.Signal condition unit 102 is for carrying out amplification process, the voltage signal (V level) making the voltage signal of amplification become can be sampled by microprocessing unit 104, i.e. sampled signal to voltage signal.Voltage signal after changing via microprocessing unit 104 processes with the form of digital signal.Microprocessing unit 104 calculates alcohol concentration value according to digital signal.Then mobile device display is transferred to by signal transmission unit 105.Concrete, thus alcohol tester is connected with mobile device by USB data line, and mobile device can obtain the alcohol concentration value of alcohol tester detection by USB data line.Alcohol concentration value measured by mobile device display, with current alcohol state in word or speech form reminding user body.
Mobile device comprises mobile phone, PAD etc., can be directly connected on alcohol tester or by other USB conversion lines or converter and indirectly be connected on alcohol tester.The operating voltage of alcohol tester derives from mobile device, and namely the Power convert of mobile device is become the operating voltage needed for alcohol tester by power conversion unit 106.Concrete, obtain operating voltage by USB power source line from mobile device.
The Power convert of mobile device to be become the operating voltage needed for alcohol tester, therefore without the need to using battery in addition by power conversion unit 106 by the above-mentioned alcohol tester based on mobile device.
Simultaneously, the alcohol concentration signal of detection is converted to voltage signal by alcohol detection unit 101, successively after the process such as signal condition unit 102 turns of sampled signal conditionings, microprocessing units 104, finally by signal transmission unit 105, alcohol concentration value is exported to mobile device and show.Therefore without the need to arranging the display section such as keyboard, screen in addition.Thus the circuit design of alcohol tester is simplified more, volume reduces, and carries convenient, does not use battery, and then reaches the effect polluting environmental protection and energy saving.Environmental protection, the alcohol tester based on mobile device easy to carry.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. based on an alcohol tester for mobile device, for sending to mobile device to show the alcohol concentration value of detection; It is characterized in that, comprise alcohol detection unit, signal condition unit, microprocessing unit, signal transmission unit and power conversion unit;
Described power conversion unit connects described mobile device and described alcohol tester; Described power conversion unit is used for the supply voltage become by the Power convert of described mobile device needed for described alcohol tester; Described alcohol detection unit is used for converting the alcohol concentration signal of acquisition to voltage signal and exports to described signal condition unit; Described signal condition unit is used for the voltage signal described voltage signal being converted to described microprocessing unit A/D sampling; Digital signal after described microprocessing unit carries out A/D sampling for basis calculates alcohol concentration value, and described alcohol concentration value is exported to described signal transmission unit; Described signal transmission unit is used for described alcohol concentration value to be transferred to mobile device, and described mobile device shows described alcohol concentration value.
2. the alcohol tester based on mobile device according to claim 1, is characterized in that, described alcohol detection unit comprises alcohol detection sensor.
3. the alcohol tester based on mobile device according to claim 2, is characterized in that, described alcohol detection sensor comprises battery alcohol sensor, semi-conductor type alcohol sensor or hot wire type alcohol sensor.
4. the alcohol tester based on mobile device according to claim 1, is characterized in that, described microprocessing unit comprises microprocessor.
5. the alcohol tester based on mobile device according to claim 1, it is characterized in that, described signal transmission unit comprises USB and turns serial port chip, and the USB interface that described USB turns serial port chip connects described mobile device, for alcohol concentration value is transferred to described mobile device.
6. the alcohol tester based on mobile device according to claim 1, is characterized in that, described signal condition unit comprises multilevel signal amplifying unit.
7. the alcohol tester based on mobile device according to claim 1, it is characterized in that, described power conversion unit bag source of stable pressure chip, described source of stable pressure chip exports to described microprocessing unit, described signal condition unit, described AD conversion unit, described signal transmission unit and described alcohol detection unit after being used for that the power supply signal of described mobile device is carried out voltage stabilizing.
8. the alcohol tester based on mobile device according to claim 1, is characterized in that, after described alcohol concentration value is transferred to described mobile device by described signal transmission unit, described mobile device shows described alcohol concentration value with word or speech form.
9. the alcohol tester based on mobile device according to claim 1, it is characterized in that, after described alcohol concentration value is transferred to described mobile device by described signal transmission unit, described alcohol concentration value and alcohol concentration threshold value compare by described mobile device, if exceed described alcohol concentration threshold value, then prompting detection alcohol concentration exceeds standard.
10. the alcohol tester based on mobile device according to claim 9, is characterized in that, exceed described alcohol concentration threshold value if also comprise, described mobile device sends warning message to third party.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410668475.8A CN104374804A (en) | 2014-11-20 | 2014-11-20 | Alcohol tester based on mobile equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410668475.8A CN104374804A (en) | 2014-11-20 | 2014-11-20 | Alcohol tester based on mobile equipment |
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| CN104374804A true CN104374804A (en) | 2015-02-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105424948A (en) * | 2015-12-18 | 2016-03-23 | 天津城建大学 | Android system-based portable integrated alcohol detector |
| WO2022116205A1 (en) * | 2020-12-04 | 2022-06-09 | 深圳市华盛昌科技实业股份有限公司 | Air blowing method-based alcohol sensor, and smart device |
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| WO2014036088A1 (en) * | 2012-08-30 | 2014-03-06 | Alcohoot, LLC | Breath alcohol detection devices attached to mobile devices and in communication with mobile applications, and method of manufacturing and using the same |
| US20140335905A1 (en) * | 2013-05-07 | 2014-11-13 | Swaive Corporation | Portable device for measuring blood alcohol level by using a mobile device susch as a phone, tablet or laptop |
| CN204269585U (en) * | 2014-11-20 | 2015-04-15 | 中国科学院深圳先进技术研究院 | Based on the alcohol tester of mobile device |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201867411U (en) * | 2010-11-01 | 2011-06-15 | 青岛金弘测控技术发展有限公司 | Alcohol tester matched with mobile communication terminal |
| CN102426220A (en) * | 2011-09-14 | 2012-04-25 | 北京百纳威尔科技有限公司 | Gas concentration detection method and mobile terminal |
| WO2014036088A1 (en) * | 2012-08-30 | 2014-03-06 | Alcohoot, LLC | Breath alcohol detection devices attached to mobile devices and in communication with mobile applications, and method of manufacturing and using the same |
| US20140335905A1 (en) * | 2013-05-07 | 2014-11-13 | Swaive Corporation | Portable device for measuring blood alcohol level by using a mobile device susch as a phone, tablet or laptop |
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| CN105424948A (en) * | 2015-12-18 | 2016-03-23 | 天津城建大学 | Android system-based portable integrated alcohol detector |
| CN105424948B (en) * | 2015-12-18 | 2017-07-18 | 天津城建大学 | Portable integrated alcohol detecting device based on android system |
| WO2022116205A1 (en) * | 2020-12-04 | 2022-06-09 | 深圳市华盛昌科技实业股份有限公司 | Air blowing method-based alcohol sensor, and smart device |
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