CN201828555U - Automobile tail gas online monitor - Google Patents
Automobile tail gas online monitor Download PDFInfo
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- CN201828555U CN201828555U CN2010202975272U CN201020297527U CN201828555U CN 201828555 U CN201828555 U CN 201828555U CN 2010202975272 U CN2010202975272 U CN 2010202975272U CN 201020297527 U CN201020297527 U CN 201020297527U CN 201828555 U CN201828555 U CN 201828555U
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Abstract
The utility model relates to the technical field of environment monitoring instruments and particularly provides an automobile tail gas online monitor which includes a main engine, a sampling system, an automobile uphill and downhill judging device, an engine rotating speed measuring system, an oil temperature sensor, a tail gas temperature sensor, a control terminal, a warning device and a wireless data transmission system; the main engine includes a tail gas measuring system and an interface control part; the main engine is arranged in a position relatively clean in the automobile; the tail gas of the automobile enters the tail gas measuring system through the sampling system; the automobile uphill and downhill judging device, the engine rotating speed measuring system, the oil temperature sensor, the tail gas temperature sensor, the warning device, the wireless data transmission system and the control terminal are respectively connected with the main engine; and the wireless data transmission system is used for directly transmitting test data to a master station for environment monitoring. The automobile tail gas online monitor can conduct online monitoring on the smoke intensity of a diesel engine or the tail gas emission of an automobile engine in real time, and can be broadly applied to the real-time monitoring on tail gas emission of the automobile.
Description
Technical field
The utility model relates to the environment supervision instrument technical field, relates in particular to the monitoring equipment of motor-vehicle tail-gas.
Background technology
Automobile bring great convenience for people's live and work, but the tail gas that automobile emitted has also become the another source of atmospheric pollution except that air pollution due to coal combustion as one of most important vehicles of modern society.Corresponding, auto-pollution thing total emission volumn is in rapid rising.Each big city, the whole nation is subjected to automobile exhaust pollution serious.By being detected, automobile exhaust pollution protect environment for human survival just significant.
Along with the increase and the raising of people's environmental consciousness of motor vehicles, China has formulated seriation national standards such as GB 18285-2005, GB3847-2005, GB3842-83, GB7258-87, GB1495-79 respectively with regard to toxic emission, smoke intensity and noise.Therefore, all kinds of automobile exhaust analyzers, smoke intensity detector and sound meter have entered each province, city, measuring station at county level, and also have been imperative as the indispensable instrument of one, two class Automobile Service Factories.
At present, the monitoring of vehicle exhaust has only solved the emission of automobile wastes level under the rated condition, and it is just powerless to monitor automobile emission behaviour in the process of moving in real time.And travel on the way, the exhaust emissions situation of automobile is just different fully; It is subjected to the influence of various factors: as driver's operant level, and the quality of fuel oil, road surface situation etc.Therefore, monitor the emission behaviour in the vehicle traveling process in real time, seem extremely important.Reach the real-time monitoring of exhaust emissions, must consider the problems such as data wireless transmission of the situation of the motoring condition that monitors and exhaust emissions.
The utility model content
In order to solve the real-time monitoring problem of motor vehicle exhaust gas smoke discharging in the process of moving, the utility model provides a kind of motor-vehicle tail-gas on-line monitoring instrument.This monitor energy real time on-line monitoring diesel motor smoke intensity situation or automobile engine tail gas emission status, be widely used in the real-time monitoring of automotive emission, also can be used for the monitoring of other smoke emission environment or the monitoring of other organic gas discharging environment.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is:
A kind of motor-vehicle tail-gas on-line monitoring instrument, comprise main frame, sampling system, motor vehicle climb and fall decision maker, measurement of engine rotate speed system, oil temperature sensor, exhaust gas temperature sensor, control terminal, warning device and wireless system for transmitting data, test data directly is transferred to environmental monitoring master station by wireless system for transmitting data; Comprise tail gas measuring system and interface control section in the main frame;
Main frame is installed in position clean relatively in the motor vehicle, and motor-vehicle tail-gas enters the tail gas measuring system by sampling system; Motor vehicle climb and fall discriminating gear, measurement of engine rotate speed system, oil temperature sensor, exhaust gas temperature sensor, warning device, wireless system for transmitting data and control terminal link to each other with main frame separately; Wireless system for transmitting data is used for test data directly is transferred to environmental monitoring master station.
Preferably, aforesaid motor-vehicle tail-gas on-line monitoring instrument, its tail gas measuring system comprises light obscuration smokemetor measuring system or tail gas concentration measurement system.
Preferably, aforesaid motor-vehicle tail-gas on-line monitoring instrument, its automobile climb and fall decision maker is a dip measuring device.
Preferably, aforesaid motor-vehicle tail-gas on-line monitoring instrument, the tachometric survey scope of its measurement of engine rotate speed system is: 100RPM-10000RPM.
Preferably, aforesaid motor-vehicle tail-gas on-line monitoring instrument, its warning device is tri coloured lantern or acoustic-optic alarm.
Preferably, aforesaid motor-vehicle tail-gas on-line monitoring instrument, its wireless system for transmitting data are GPRS wireless system for transmitting data, GPS wireless system for transmitting data or radio play system.
Preferably, aforesaid motor-vehicle tail-gas on-line monitoring instrument, its instrument adopts the Shockproof rubber base.
Preferably, aforesaid motor-vehicle tail-gas on-line monitoring instrument adopts automatic zero adjustment: feed pure air and carry out zero point correction during its smoke measurement tail gas; Automatically mark in the school: light source is closed, and carries out automatic school mark.
On optimized design and the rational basis of Machine Design, the computer software of perfect in shape and function has been developed and designed to the utility model in conjunction with relative national standards.To implement gathering, calculate, show, sending to system requirements measurement parameter raw data.As: rotating speed, temperature, smoke intensity value, the concentration of CO, CO2, HC, NOX, O2 etc., time, the angle of climb and fall etc.Software described in the utility model can carry out the identification of identity to monitored motor vehicle, implements the control to measuring unit, sampling system simultaneously.With the normal operation of assurance instrument and the accurate transmission of Monitoring Data.
By comprehensive optimal design light, mechanical, electrical, that calculate, the utility model form a cover complete, intelligentized, measure accurately good reproducibility, the real-time instrument of safe and reliable automotive emission monitoring.Can change different measuring systems according to the engine that uses different fuel oils;
The concrete advantage of the utility model is as follows:
1,, adopts the diesel engine smoke intensity light obscuration method of testing of national regulation according to diesel vehicle smoke intensity test philosophy.On Design for optical system, the structure of employing can guarantee that the utility model instrument adapts to the particular surroundings requirement of presence.
2,, adopt the method for testing of national regulation according to tail-gas from gasoline automobiles component test philosophy.On Design for optical system, the structure of employing can guarantee that the utility model instrument adapts to the particular surroundings requirement of presence.
3, the real-time measurement of engine speed, corresponding emission smoke intensity value is to confirm the operating condition of automobile.
4, special orientation angle sensor is installed, judging the climb and fall situation of motor vehicle, thus the emission behaviour during the monitoring motor vehicle climb and fall.
5, wireless system for transmitting data: the wireless transmission that realizes test result.And motor vehicle is positioned.Vehicular emission exceeds standard, and the utility model instrument is automatic identification maneuver license plate number, information such as residing position, and be wirelessly transmitted to environment monitoring master station.
6, sampling system: the tail gas in the extraction motor-driven vehicle going process that can be real-time.
7, warning device: realize Realtime Alerts.
8, the vibration proof of instrument design guarantees the normal operation of the utility model instrument under special environment condition.
9, adopt automatic zero adjustment during smoke measurement tail gas: feed pure air and carry out zero point correction; Automatically mark in the school: light source is closed, and carries out automatic school mark.
10, control terminal: identifying information from computer to system that import automobile by display terminal and.These information comprise: car plate, and engine mumber, engine cylinder number is bought the time limit, driver's contact method etc.
Description of drawings
Fig. 1 is the structural representation of the utility model motor-vehicle tail-gas on-line monitoring instrument one embodiment.
The explanation of mark: 1 automobile, 2 main frames, 3 sampling systems, 4 motor vehicle climb and fall discriminating gears, 5 measurement of engine rotate speed systems, 6 warning devices, 7 wireless system for transmitting data, 8 control terminals, 9 exhaust gas temperature sensors, 10 oil temperature sensors, 11 wireless printers, 12USB interface.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, so that those skilled in the art can better understand the utility model and being implemented, but illustrated embodiment is not as to qualification of the present utility model.
Fig. 1 is the structural representation of the utility model motor-vehicle tail-gas on-line monitoring instrument one embodiment.Main frame 2 is installed in the clean relatively position in the automobile 1, and under the back row seats as motor vehicle, luggage case etc., sampling head are placed in the exhaust bucket of motor vehicle, and is by tail gas sampling system 3, continuous with the gas handling system of monitor main frame 2.Motor vehicle climb and fall arbiter 4 links to each other with main frame 2 by communication cable; The signal of measurement of engine rotate speed system 5 links to each other with main frame 2 by cable; Wireless system for transmitting data 7 links to each other with main frame 2 by RS-232; Warning device 6 links to each other with main frame 2 by cable interface.Oil temperature sensor 10 also links to each other with main frame with exhaust gas temperature sensor 9.Main frame 2 links to each other with control terminal 8 by the RS-485 interface, finishes the editor and the affirmation of identity of automobile.
Described warning device 6 is the tri coloured lanterns that link to each other with main frame 2, and when test result surpassed the standard of setting, the different colours of CPU control tri coloured lantern was implemented supervision and reported to the police.Warning device 6 also can be an acoustic-optic alarm.
Wireless system for transmitting data 7 among Fig. 1 is GPRS wireless system for transmitting data, utilizes mobile communication resource GPRS or CDMA, and the parameters of monitoring is transferred to environmental monitoring station automatically.Wireless system for transmitting data 7 can be the GPS wireless system for transmitting data also, utilizes GPS, realizes the smoke intensity monitoring of motor vehicle actual condition.Wireless system for transmitting data 7 also can be the radio play system.
To diesel vehicle, main frame comprises light obscuration smokemetor measuring system and interface control section for 2 li; Motor-vehicle tail-gas enters measuring light passage in the light obscuration smokemetor by sampling system 3.There is tail gas to import and export in the light obscuration smokemetor.Adopt automatic zero adjustment during smoke measurement tail gas: feed pure air and carry out zero point correction; Automatically mark in the school: promptly light source is closed, and carries out automatic school mark.The diesel vehicle smoke measurement adopts the diesel engine smoke intensity light obscuration method of testing of national regulation.It is according to Lambert-Beer's law, utilizes tail gas that the principle of light absorption is measured the smoke intensity value of tail gas, comprising: coefficient of light absorption K value and luminous absorptance N.
To gasoline car, main frame comprises Non-Dispersive Infra-red (NDIR) optical measuring system and interface control section for 2 li; Motor-vehicle tail-gas enters the measuring light passage of optical measuring system by sampling system 3.Tail-gas from gasoline automobiles component CO, CO2 and HC measure the Non-Dispersive Infra-red (NDIR) gas test method that adopts national regulation.It is according to Lambert-Beer's law, utilizes tail gas the principle of light absorption to be measured the concentration value of tail gas.
The embodiment of the utility model motor-vehicle tail-gas on-line monitoring instrument also adopts against shock designs such as Shockproof rubber base, guarantees the normal operation of the utility model instrument.
Measurement of engine rotate speed system 5 real-time monitoring motor vehicle engine speed situations are in order to judge the acceleration-deceleration operating mode in the motor-driven vehicle going process.And monitor out under various speed operating modes the blowdown situation of motor vehicle.Its tachometric survey scope is: 100RPM-10000RPM.
Motor vehicle climb and fall discriminating gear among Fig. 1 adopts the horizontal positioned of obliquity sensor 13, and angular dimension promptly is the angle on slope, road surface, the positive and negative climb and fall state that shows motor vehicle at inclination angle.Motor vehicle in the process of moving, the angle of upward slope is different, the emission standard of tail gas just has difference, limiting of standard is just different.
In control terminal 8, comprise colorful display screen, wireless printing interface and the keyboard etc. of 485 interfaces, TFT.By the various parameters of measuring unit measurement, be stored in the main frame 2 on the one hand, be transferred to display terminal by the RS-485 interface on the other hand, carry out the parameter input, control shows and printing; The wireless printing interface can be blue teeth wireless printing interface or infrared printing interface, connects blue teeth wireless printer or infrared printing machine respectively.
The embodiment of the utility model motor-vehicle tail-gas on-line monitoring instrument adopts the hardware environment of MSP430 single-chip microcomputer, adopts C language making software.Have two kinds of interfaces of Chinese and English: the simplified form of Chinese Character friendly interface, be convenient to operation; English interface is as auxiliary interface.Have following function:
1, the typing of vehicle information archives: comprising: car plate, driver's trip ticket number, tenure of use, Environmental Protection Agency's numbering of putting on record.
2, self-calibration function: the instrument start, after preheating is finished, instrument automatic zero adjustment, school mark.
3, instrument self-starting function.
4, monitor the diesel engine vent gas smoke intensity value in real time, three looks that exceed standard are in real time reported to the police.Monitor vehicle exhaust five component concentrations values in real time, three looks that exceed standard are in real time reported to the police.
5, judge the situation of motor vehicle climb and fall automatically.
6, GPRS data wireless transfer function.Reach the purpose of real-time monitoring.
7, the colored display control terminal of the TFT of giant-screen is convenient to the setting of parameter.
8, wireless blue tooth printer can the convenient printing measurement data.
Adopt the product of the utility model production to meet national sector standard, its qualification rate reaches more than 100%, and the utility model product can be produced in batches, can promote the use of in the industry.
The above embodiment is the preferred embodiment that proves absolutely that the utility model is lifted, and protection domain of the present utility model is not limited thereto.Being equal to that those skilled in the art are done on the utility model basis substitutes or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (8)
1. motor-vehicle tail-gas on-line monitoring instrument, it is characterized in that, comprise main frame, sampling system, motor vehicle climb and fall decision maker, measurement of engine rotate speed system, oil temperature sensor, exhaust gas temperature sensor, control terminal, warning device and wireless system for transmitting data;
Main frame comprises tail gas measuring system and interface control section, and main frame is installed in position clean relatively in the motor vehicle, and motor-vehicle tail-gas enters the tail gas measuring system by sampling system;
Motor vehicle climb and fall discriminating gear, measurement of engine rotate speed system, oil temperature sensor, exhaust gas temperature sensor, warning device, wireless system for transmitting data and control terminal link to each other with main frame separately;
Wireless system for transmitting data is used for test data directly is transferred to environmental monitoring master station.
2. motor-vehicle tail-gas on-line monitoring instrument according to claim 1 is characterized in that described tail gas measuring system comprises light obscuration smokemetor measuring system or tail gas concentration measurement system.
3. motor-vehicle tail-gas on-line monitoring instrument according to claim 1 is characterized in that, described motor vehicle climb and fall decision maker is a dip measuring device.
4. motor-vehicle tail-gas on-line monitoring instrument according to claim 1 is characterized in that, the tachometric survey scope of described measurement of engine rotate speed system is: 100RPM is to 10000RPM.
5. motor-vehicle tail-gas on-line monitoring instrument according to claim 1 is characterized in that described warning device is tri coloured lantern or acoustic-optic alarm.
6. motor-vehicle tail-gas on-line monitoring instrument according to claim 1 is characterized in that, described wireless system for transmitting data is GPRS wireless system for transmitting data, GPS wireless system for transmitting data or radio play system.
7. motor-vehicle tail-gas on-line monitoring instrument according to claim 1 is characterized in that, also comprises the Shockproof rubber base.
8. motor-vehicle tail-gas on-line monitoring instrument according to claim 2 is characterized in that, described light obscuration smokemetor measuring system adopts automatic zero adjustment, feeds pure air and carries out zero point correction; Automatically mark in the school, and light source is closed, and carries out automatic school mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202975272U CN201828555U (en) | 2010-08-19 | 2010-08-19 | Automobile tail gas online monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202975272U CN201828555U (en) | 2010-08-19 | 2010-08-19 | Automobile tail gas online monitor |
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| Publication Number | Publication Date |
|---|---|
| CN201828555U true CN201828555U (en) | 2011-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202975272U Expired - Lifetime CN201828555U (en) | 2010-08-19 | 2010-08-19 | Automobile tail gas online monitor |
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| CN (1) | CN201828555U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936888A (en) * | 2010-08-19 | 2011-01-05 | 武汉市天虹仪表有限责任公司 | On-line monitor of tail gases of motor vehicle |
| CN102230928A (en) * | 2011-06-13 | 2011-11-02 | 安徽宝龙环保科技有限公司 | Tail gas detector for diesel car |
| CN103969089A (en) * | 2014-04-04 | 2014-08-06 | 深圳职业技术学院 | Automobile exhaust sampling device and sampling method thereof |
| CN105987983A (en) * | 2015-01-29 | 2016-10-05 | 佛山市华贝软件技术有限公司 | Automobile exhaust double idle detection system and method therewith for detecting automobile exhaust |
| CN106052761A (en) * | 2016-07-08 | 2016-10-26 | 李臻 | Vehicle-mounted portable tail gas discharge measurement system based on wireless transmission |
| CN108896111A (en) * | 2018-07-03 | 2018-11-27 | 芜湖佳华代代网络科技有限公司 | A kind of online tail gas monitoring system of motor vehicle |
| CN109270224A (en) * | 2018-11-12 | 2019-01-25 | 佛山量源环境与安全检测有限公司 | A kind of motor-driven vehicle gas circuit check system |
| CN115387888A (en) * | 2022-06-28 | 2022-11-25 | 山东交通学院 | Automobile tail gas detector |
-
2010
- 2010-08-19 CN CN2010202975272U patent/CN201828555U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936888A (en) * | 2010-08-19 | 2011-01-05 | 武汉市天虹仪表有限责任公司 | On-line monitor of tail gases of motor vehicle |
| CN101936888B (en) * | 2010-08-19 | 2013-05-01 | 武汉市天虹仪表有限责任公司 | On-line monitor of tail gases of motor vehicle |
| CN102230928A (en) * | 2011-06-13 | 2011-11-02 | 安徽宝龙环保科技有限公司 | Tail gas detector for diesel car |
| CN103969089A (en) * | 2014-04-04 | 2014-08-06 | 深圳职业技术学院 | Automobile exhaust sampling device and sampling method thereof |
| CN105987983A (en) * | 2015-01-29 | 2016-10-05 | 佛山市华贝软件技术有限公司 | Automobile exhaust double idle detection system and method therewith for detecting automobile exhaust |
| CN106052761A (en) * | 2016-07-08 | 2016-10-26 | 李臻 | Vehicle-mounted portable tail gas discharge measurement system based on wireless transmission |
| CN108896111A (en) * | 2018-07-03 | 2018-11-27 | 芜湖佳华代代网络科技有限公司 | A kind of online tail gas monitoring system of motor vehicle |
| CN109270224A (en) * | 2018-11-12 | 2019-01-25 | 佛山量源环境与安全检测有限公司 | A kind of motor-driven vehicle gas circuit check system |
| CN115387888A (en) * | 2022-06-28 | 2022-11-25 | 山东交通学院 | Automobile tail gas detector |
| CN115387888B (en) * | 2022-06-28 | 2023-09-15 | 山东交通学院 | Automobile tail gas detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110511 Effective date of abandoning: 20130501 |
|
| RGAV | Abandon patent right to avoid regrant |