CN101712296A - Intelligent monitoring device of vehicle indoor gas - Google Patents
Intelligent monitoring device of vehicle indoor gas Download PDFInfo
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Abstract
本发明涉及一种汽车室内气体智能监测装置，在车内仪表台上增设一开关，开关一端连接汽车电平，另一端连接电压变换电路，信号变换电路、中央处理器和指示装置分别连接电压变换电路的输出端，车内设有空气传感器，信号变换电路连接空气传感器的输出端，中央处理器连接信号变换电路的输出端，指示装置和空气调节器连接中央处理器。本发明在汽车内安装一气体智能监测装置，监测室内有毒气体的含量，空气质量不好时及时提醒司机，确保司机和车内人员呼吸新鲜空气，提高汽车的安全性，提高性价比。
The invention relates to an intelligent monitoring device for gas in a car. A switch is added on the instrument panel in the car. One end of the switch is connected to the car level, the other end is connected to a voltage conversion circuit, and the signal conversion circuit, a central processing unit and an indicating device are respectively connected to a voltage conversion circuit The output end of the circuit is provided with an air sensor in the car, the signal conversion circuit is connected to the output end of the air sensor, the central processing unit is connected to the output end of the signal conversion circuit, and the indicating device and the air conditioner are connected to the central processing unit. The invention installs a gas intelligent monitoring device in the car to monitor the content of toxic gas in the room, and reminds the driver in time when the air quality is bad, so as to ensure the driver and the people in the car to breathe fresh air, improve the safety of the car, and increase the cost performance.
Description
技术领域technical field
本发明涉及一种气体检测装置，尤其是涉及一种汽车室内的气体检测装置。The invention relates to a gas detection device, in particular to a gas detection device in an automobile interior.
背景技术Background technique
车内的装饰材料油漆、涂料和胶粘剂产生一些有毒的挥发性气体，室外燃料燃烧、工厂等也会排放一些有毒气体。驾驶员长时间待在车内，会造成对身体的损害。当有毒气体含量过高，如一氧化碳，人通常没有意识到，长时间待在室内，就会产生窒息死亡。目前也产生了很多种类的气体检测器用来检测空气是否影响人体的健康。Paints, coatings and adhesives used as decoration materials in the car produce some toxic volatile gases, and outdoor fuel combustion, factories, etc. also emit some toxic gases. If the driver stays in the car for a long time, it will cause damage to the body. When levels of toxic gases, such as carbon monoxide, are high, people often don't realize that they can die from suffocation if they stay indoors for long periods of time. Many types of gas detectors have also been produced to detect whether the air affects human health.
专利号为02276698.7的智能型空气监测报警净化装置，包括排风扇、臭氧发生器、负氧离子发生器，设气敏探头与控制电路连接，控制电路的输出经导线分别与排风扇、臭氧发生器连接。当气敏探头感应外界信号，即产生一个信号，控制电路接收到来自气敏探头的信号后，输出信号控制排风扇、臭氧发生器和负氧离子发生器工作。The patent No. 02276698.7 is an intelligent air monitoring alarm purification device, which includes an exhaust fan, an ozone generator, and a negative oxygen ion generator. The gas sensor is connected to the control circuit, and the output of the control circuit is connected to the exhaust fan and the ozone generator through wires. When the gas sensor senses the external signal, a signal is generated. After the control circuit receives the signal from the gas sensor, the output signal controls the exhaust fan, the ozone generator and the negative oxygen ion generator to work.
申请号为2005100606116的室内空气质量检测器，包括壳体、LCD显示屏、单片机与配套的功能件，其壳体的正面设有显示屏、按键、证明空气吸入窗，其背面设有背面空气吸入窗和电池盒，单片机与配套的功能件连接方式是入口端分别与气敏传感器、湿敏传感器、热敏传感器、时钟信号、按键连接，其出口端分别与LCD显示屏、报警器连接。The indoor air quality detector whose application number is 2005100606116 includes a housing, an LCD display, a single-chip microcomputer and supporting functional parts. The front of the housing is provided with a display screen, buttons, and an air suction window, and its back is provided with a rear air suction window. Window and battery box, single-chip microcomputer and supporting functional parts are connected in such a way that the inlet port is connected with gas sensor, moisture sensor, thermal sensor, clock signal and button respectively, and its outlet port is connected with LCD display screen and alarm respectively.
现有的室内空气质量检测器，结构都较为复杂，没有检索到专用于车内的空气质量检测装置Existing indoor air quality detectors have a relatively complex structure, and no air quality detection device dedicated to the interior of the car has been retrieved.
发明内容Contents of the invention
本发明主要是解决现有技术所存在的结构较为复杂等的技术问题，提供一种结构简单专用于车内的气体智能检测器。The present invention mainly solves the technical problems of the existing technology such as relatively complicated structure, and provides a gas intelligent detector with simple structure specially used in the vehicle.
本发明的上述技术问题主要是通过下述技术方案得以解决的：Above-mentioned technical problem of the present invention is mainly solved by following technical scheme:
一种汽车室内气体智能监测装置，在车内仪表台上增设一开关，开关一端连接汽车电平的输出端，另一端连接电压变换电路，信号变换电路、中央处理器和指示装置分别连接电压变换电路的输出端，车内设有空气传感器，信号变换电路连接空气传感器的输出端，中央处理器连接信号变换电路的输出端，指示装置和空气调节器连接中央处理器。An automobile indoor gas intelligent monitoring device, a switch is added on the instrument panel in the car, one end of the switch is connected to the output end of the automobile level, the other end is connected to the voltage conversion circuit, and the signal conversion circuit, the central processing unit and the indicating device are respectively connected to the voltage conversion The output end of the circuit is provided with an air sensor in the car, the signal conversion circuit is connected to the output end of the air sensor, the central processing unit is connected to the output end of the signal conversion circuit, and the indicating device and the air conditioner are connected to the central processing unit.
为了确保司机及车内人员呼吸新鲜的空气，保持车内空气畅通及人员安全，在车内安装一气体智能监测装置，以便及时提醒司机室内空气状况。气体智能监测装置由汽车内的电平电压进行供电。装置内的中央处理器、信号变换电路和指示装置需要的电源电压互不相同，电平需要经过一电压变换电路将电压转化成各个电路需要的电压。工作时，空气传感器吸入空气，检测空气内的空气成分，并计算出各个气体成分的含量，转化为电信号，电信号经过信号变换电路转变为中央处理器可识别的信号，中央处理器采集数据后，与原设定值进行比较，设定值为气体指标合格的临界点，当有毒气体含量小于设定值时，说明空气质量良好，当有毒气体含量大于设定值时，说明空气质量不好，需要通风，指示装置进行报警，并且打开空气调节器进行空气清洁，也可以开窗进行通风。In order to ensure that the driver and the people in the car breathe fresh air, keep the air in the car unblocked and the safety of the people, a gas intelligent monitoring device is installed in the car to remind the driver of the indoor air condition in time. The gas smart monitoring device is powered by the level voltage in the car. The power supply voltage required by the central processing unit, the signal conversion circuit and the indicating device in the device is different from each other, and the voltage level needs to be converted into the voltage required by each circuit through a voltage conversion circuit. When working, the air sensor inhales air, detects the air components in the air, and calculates the content of each gas component, which is converted into an electrical signal. The electrical signal is converted into a signal recognizable by the central processor through the signal conversion circuit, and the central processor collects data. Finally, compared with the original set value, the set value is the critical point of qualified gas index. When the toxic gas content is less than the set value, it indicates that the air quality is good. When the toxic gas content is greater than the set value, it indicates that the air quality is not good. Well, ventilation is required, the indicating device sounds an alarm, and the air regulator is turned on to clean the air, and the windows can also be opened for ventilation.
空气传感器包括一氧化碳气体检测管、甲醛气体检测管、苯气体检测管、胺气体检测管、烟碱气体检测管和湿度传感器。空气传感器能检测出空气中一些常见有毒气体的含量，其种类有很多种。Air sensors include carbon monoxide gas detection tubes, formaldehyde gas detection tubes, benzene gas detection tubes, amine gas detection tubes, nicotine gas detection tubes and humidity sensors. Air sensors can detect the content of some common toxic gases in the air, and there are many types.
指示装置为LED红、绿指示灯。指示装置用来告知司机汽车室内空气状况，有毒气体含量过高时，指示灯红灯亮，当空气质量良好时，绿灯亮。The indicating device is LED red and green indicator lights. The indicator device is used to inform the driver of the indoor air condition of the car. When the toxic gas content is too high, the red light of the indicator light is on, and when the air quality is good, the green light is on.
指示装置为声音报警器。也可以采用声音报警器来告知司机汽车室内空气状况，当有毒气体含量过高时，进行声音报警，或者直接语音提示汽车室内空气状况。The indicating device is an audible alarm. It is also possible to use a sound alarm to inform the driver of the indoor air condition of the car. When the toxic gas content is too high, an audible alarm is performed, or a direct voice prompts the indoor air condition of the car.
本发明带来的有益效果是：在汽车内安装一气体智能监测装置，监测室内有毒气体的含量，空气质量不好时及时提醒司机，确保司机和车内人员呼吸新鲜空气，提高汽车的安全性，提高性价比。The beneficial effects brought by the present invention are: install an intelligent gas monitoring device in the car to monitor the content of toxic gas in the car, remind the driver in time when the air quality is bad, ensure the driver and the people in the car to breathe fresh air, and improve the safety of the car , improve cost performance.
附图说明Description of drawings
附图1是发明的一种结构框图；Accompanying drawing 1 is a kind of structural block diagram of invention;
附图2是发明的程序流程图。Accompanying drawing 2 is the program flowchart of invention.
具体实施方式Detailed ways
下面通过实施例，并结合附图，对本发明的技术方案作进一步具体的说明。The technical solutions of the present invention will be further specifically described below through the embodiments and in conjunction with the accompanying drawings.
实施例一：一种汽车室内气体智能检测装置，由汽车电平进行供电。汽车电平电压为24V，后连接一个电压转换电路，汽车电平与电压转换电路之间设置一个开关，电压转换电路的输出端连接信号变换电路、中央电子处理单元和指示灯，电压转换电路可将电平电压转化成多种电压，分别提供给信号变换电路、中央电子处理单元和指示灯。空气传感器的输出端连接信号变换电路的输入端，信号变换电路的输出端连接中央电子处理单元的输入端，空气调节器和指示灯连接中央电子处理单元。开关和指示灯设置在仪表台上，其它电路集成在一个电路板上安装在车内。Embodiment 1: A car indoor gas intelligent detection device, which is powered by the car level. The car level voltage is 24V, and then a voltage conversion circuit is connected. A switch is set between the car level and the voltage conversion circuit. The output terminal of the voltage conversion circuit is connected to the signal conversion circuit, the central electronic processing unit and the indicator light. The voltage conversion circuit can The level voltage is converted into multiple voltages, which are respectively provided to the signal conversion circuit, the central electronic processing unit and the indicator light. The output end of the air sensor is connected to the input end of the signal conversion circuit, the output end of the signal conversion circuit is connected to the input end of the central electronic processing unit, and the air conditioner and the indicator light are connected to the central electronic processing unit. Switches and indicator lights are arranged on the instrument panel, and other circuits are integrated on a circuit board and installed in the car.
打开开关，开关为安装在仪表台上按钮开关，电平供电，气体传感器吸入空气，传感器感应气体中的含量后转化为电信号，电信号经滤波、模数转化等信号变换电路一系列信号处理后将该附有气体信号的电信号转化为能被中央电子处理单元识别的信号，中央处理单元采集数据，并判断该气体的含量是否超过设定值，如果没有超过，说明该气体含量正常，再采集下一种气体的数据进行判断，如果超出，说明该气体含量超标，则指示灯红灯亮，并且打开空气调节器清洁空气。要求达标的气体的含量都经过检测后，都没有超标，则指示灯绿灯亮，说明汽车室内空气质量良好，只要有一种气体的含量超标，指示灯就红灯亮，则汽车室内需要空气流通，如果室内没有安装空气调节器，也可以自已打开车窗进行通风。Turn on the switch, the switch is a button switch installed on the instrument panel, power supply at the level, the gas sensor inhales air, the sensor senses the content of the gas and converts it into an electrical signal, and the electrical signal is processed by a series of signal conversion circuits such as filtering and analog-to-digital conversion Afterwards, the electrical signal with the gas signal is converted into a signal that can be recognized by the central electronic processing unit. The central processing unit collects data and judges whether the gas content exceeds the set value. If not, it indicates that the gas content is normal. Then collect the data of the next gas for judgment. If it exceeds the limit, it means that the gas content exceeds the standard, then the red light of the indicator light is on, and the air regulator is turned on to clean the air. After the content of the gas that meets the standard has been tested and none of them exceeds the standard, the green light of the indicator light is on, indicating that the air quality in the car interior is good. As long as the content of one gas exceeds the standard, the red light of the indicator light is on, indicating that the car interior needs air circulation. If there is no air conditioner installed in the room, you can also open the windows for ventilation.
实施例二：汽车室内气体智能监测装置，其指示装置采用声音报警器，即各种气体含量检测后都小于设定值，那么声音报警器不报警，如果气体中只要有一种气体含量超标，那么声音报警器进行报警，提醒司机汽车室内空气质量不好。Embodiment 2: the intelligent monitoring device for gas in the automobile room, its indicator device adopts a sound alarm, that is, the content of various gases is less than the set value after detection, so the sound alarm does not alarm, if only one kind of gas content exceeds the standard in the gas, then The sound alarm is sent to the police to remind the driver that the indoor air quality of the car is not good.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650463A (en) * | 2012-04-27 | 2012-08-29 | 浙江吉利汽车研究院有限公司杭州分公司 | Air exchange system and method for air in vehicle |
| CN102778544A (en) * | 2012-08-15 | 2012-11-14 | 李良杰 | Device for carrying out early warning on harmful gases in vehicles |
| CN102837580A (en) * | 2012-08-28 | 2012-12-26 | 天津博信汽车零部件有限公司 | In-car air purifying device and purifying method |
| CN103017301A (en) * | 2011-09-20 | 2013-04-03 | 王峰 | Automatic air renewal system and automatic air renewal method of automobile air conditioner |
| CN103213475A (en) * | 2013-04-16 | 2013-07-24 | 西北工业大学 | Automatic ventilation device of car |
| CN103350659A (en) * | 2013-06-19 | 2013-10-16 | 全椒县宝昱机械设备厂 | Air detecting and alarming device inside automobile |
| CN103940956A (en) * | 2013-01-23 | 2014-07-23 | 海尔集团公司 | Smell detection method, device and system |
| CN106110532A (en) * | 2016-08-17 | 2016-11-16 | 黑龙江兴安新能源股份有限公司 | A kind of carbon monoxide preventer |
| CN107399236A (en) * | 2016-05-20 | 2017-11-28 | 福特全球技术公司 | Carbon monoxide detection system for motor vehicles |
| CN107831265A (en) * | 2016-09-16 | 2018-03-23 | 天津思博科科技发展有限公司 | Automotive air analytical equipment based on internet of things sensors |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103017301A (en) * | 2011-09-20 | 2013-04-03 | 王峰 | Automatic air renewal system and automatic air renewal method of automobile air conditioner |
| CN103017301B (en) * | 2011-09-20 | 2016-01-20 | 北斗卫星应用科技(上海)有限公司 | A kind of automatic ventilation system for automotive air conditioner and automatic air-exchanging method |
| CN102650463A (en) * | 2012-04-27 | 2012-08-29 | 浙江吉利汽车研究院有限公司杭州分公司 | Air exchange system and method for air in vehicle |
| CN102778544A (en) * | 2012-08-15 | 2012-11-14 | 李良杰 | Device for carrying out early warning on harmful gases in vehicles |
| CN102837580A (en) * | 2012-08-28 | 2012-12-26 | 天津博信汽车零部件有限公司 | In-car air purifying device and purifying method |
| CN103940956A (en) * | 2013-01-23 | 2014-07-23 | 海尔集团公司 | Smell detection method, device and system |
| CN103213475A (en) * | 2013-04-16 | 2013-07-24 | 西北工业大学 | Automatic ventilation device of car |
| CN103350659A (en) * | 2013-06-19 | 2013-10-16 | 全椒县宝昱机械设备厂 | Air detecting and alarming device inside automobile |
| CN107399236A (en) * | 2016-05-20 | 2017-11-28 | 福特全球技术公司 | Carbon monoxide detection system for motor vehicles |
| CN106110532A (en) * | 2016-08-17 | 2016-11-16 | 黑龙江兴安新能源股份有限公司 | A kind of carbon monoxide preventer |
| CN107831265A (en) * | 2016-09-16 | 2018-03-23 | 天津思博科科技发展有限公司 | Automotive air analytical equipment based on internet of things sensors |
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Application publication date: 20100526 |