CN202693562U - Device used for detecting air quality inside vehicle and vehicle - Google Patents
Device used for detecting air quality inside vehicle and vehicle Download PDFInfo
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- CN202693562U CN202693562U CN 201220325377 CN201220325377U CN202693562U CN 202693562 U CN202693562 U CN 202693562U CN 201220325377 CN201220325377 CN 201220325377 CN 201220325377 U CN201220325377 U CN 201220325377U CN 202693562 U CN202693562 U CN 202693562U
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- total volatile
- volatile organism
- concentration
- electric signal
- signal
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Abstract
The utility model provides a device used for detecting air quality inside a vehicle and the vehicle, and belongs to the technical field of vehicle environmental protection. The device used for detecting air quality inside the vehicle is used for the vehicle and comprises at least a total volatile organic compound concentration sensor, a signal collector, an amplifying circuit, a filter and a signal processor. The total volatile organic compound concentration sensor is used to obtain the concentration of total volatile organic compounds in air. The signal collector is connected with the total volatile organic compound concentration sensor and used for collecting a first electrical signal corresponding to the concentration of the total volatile organic compounds. The amplifying circuit is connected with the signal collector and used for amplifying the first electric signal to generate a second electric signal. The filter is connected with the amplifying circuit and used for filtering a scheduled wave band signal of the second electrical signal to generate a third electrical signal. According to the device used for detecting air quality inside the vehicle and the vehicle, a user can obtain and know air quality situations inside the vehicle in real time.
Description
Technical field
The utility model relates to the vehicle environmental protection technology, refers to especially a kind of equipment and vehicle that in-car air quality is detected.
Background technology
The in-vehicle exposure source mainly contains: bonding agent, leather, plastics and rubber, air-conditioning produce mould, engine running; The above two are maximum to the harm of human body.Pollution source can produce total volatile organism (TVOC, Total Volatile Organic Compounds), and total volatile organism is divided three classes on the impact of health: when 1, human body is subject to intense stimulus to the bad impression of environment; 2, be exposed to a kind of acute and subacute inflammatory reaction of airborne tissue; 3, because the series reaction that above impression causes generally can be thought some subacute environmental stress reactions.
The product that carries out at present the car inner air-cleaning mainly contains several classes: Vehicular photo, its shortcoming is in the vehicle owing to post the article such as antiultraviolet film, cause the interior uitraviolet intensity of car very low, and the ability of photocatalyst resolving harmful gas and uitraviolet intensity are directly proportional, so the Vehicular photo role is very limited, use at present the vehicle of Vehicular photo also fewer and feweri.Purifier for vehicle and anion generator, but its shortcoming is: do not contact the pollution source such as leather and rubber cushion, that pollution source are discharging pollution on one side, to purify on one side, if close vehicle window, be equivalent to people and clarifier and absorb together harmful gas, the efficient of its clear pollutant is not even as opening the window.Ozone, and the activated charcoal with physical adsorbability.
No matter adopt which kind of mode to remove in-vehicle exposure, learn the air quality situation in the vehicle when all needing to allow driver and passenger real.
The utility model content
The technical problems to be solved in the utility model provides a kind of equipment and vehicle that in-car air quality is detected, and the quality of vehicle interior air is detected.
The utility model embodiment provides a kind of equipment that in-car air quality is detected, and is applied to vehicle, comprising:
At least one obtains the total volatile organism concentration sensor of the concentration of airborne total volatile organism;
Be connected with described total volatile organism concentration sensor, for the signal picker of the first electric signal corresponding to the concentration that gathers described total volatile organism;
Be connected with signal picker, for the amplifying circuit that described the first electric signal is amplified to generate the second electric signal;
Be connected with amplifying circuit, be used for the predetermined band signal of described the second electric signal of filtering, to generate the wave filter of the 3rd electric signal;
Be connected with wave filter, be used for described the 3rd electric signal is converted into the signal processor of the concentration data of total volatile organism.
Above-mentioned equipment wherein, also comprises: be connected with signal processor, for the display screen of the concentration data that shows described total volatile organism.
Above-mentioned equipment wherein, also comprises: be connected with described signal processor, be used for when the concentration data of described total volatile organism during greater than the total volatile organism concentration threshold of correspondence the total volatile organism concentration alarm of reporting to the police.
Above-mentioned equipment, wherein, described total volatile organism concentration sensor is positioned at the back side of room mirror mirror case.
Above-mentioned equipment, wherein, described total volatile organism concentration sensor comprises:
The micro air pump that is used for the air of absorption predetermined;
The air chamber that is used for the air of accommodating described predetermined;
For detection of the detection module that behind the airborne total volatile organism of described predetermined, generates described the first electric signal.
A kind of vehicle comprises the equipment that in-car air quality is detected, and described equipment comprises:
At least one obtains the total volatile organism concentration sensor of the concentration of airborne total volatile organism;
Be connected with described total volatile organism concentration sensor, for the signal picker of the first electric signal corresponding to the concentration that gathers described total volatile organism;
Be connected with signal picker, for the amplifying circuit that described the first electric signal is amplified to generate the second electric signal;
Be connected with amplifying circuit, be used for the predetermined band signal of described the second electric signal of filtering, to generate the wave filter of the 3rd electric signal;
Be connected with wave filter, be used for described the 3rd electric signal is converted into the signal processor of the concentration data of total volatile organism.
Above-mentioned vehicle wherein, also comprises: be connected with signal processor, for the display screen of the concentration data that shows described total volatile organism.
Above-mentioned vehicle wherein, also comprises: be connected with described signal processor, be used for when the concentration data of described total volatile organism during greater than the total volatile organism concentration threshold of correspondence the total volatile organism concentration alarm of reporting to the police.
Above-mentioned vehicle, wherein, described total volatile organism concentration sensor is positioned at the back side of room mirror mirror case.
Above-mentioned vehicle, wherein, described total volatile organism concentration sensor comprises:
The micro air pump that is used for the air of absorption predetermined;
The air chamber that is used for the air of accommodating described predetermined;
For detection of the detection module that behind the airborne total volatile organism of described predetermined, generates described the first electric signal
The technical scheme that provides is provided, sensor obtains the concentration of airborne pollutant-total volatile organism, after signal amplification and filtering, the concentration data of the total volatile organism that generation can be shown or compare with alarm threshold value is so that the user can learn the air quality situation in the vehicle in real time.
Description of drawings
Fig. 1 represents a kind of device structure synoptic diagram one that detects vehicle inner air quality;
Fig. 2 represents a kind of device structure synoptic diagram two that detects vehicle inner air quality.
Embodiment
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The utility model embodiment provides a kind of equipment that detects vehicle inner air quality, as shown in Figure 1, is applied to vehicle, comprising:
At least one obtains the total volatile organism concentration sensor (there is shown two) of the concentration of airborne total volatile organism in the vehicle, and described total volatile organism concentration sensor generates first electric signal corresponding with the concentration of total volatile organism;
Be connected with described total volatile organism concentration sensor, for the signal picker of the first electric signal corresponding to the concentration that gathers described total volatile organism;
Be connected with signal picker, for the amplifying circuit that described the first electric signal is amplified to generate the second electric signal;
Be connected with amplifying circuit, be used for the predetermined band signal of described the second electric signal of filtering, to generate the wave filter of the 3rd electric signal;
Be connected with wave filter, be used for described the 3rd electric signal is converted into the signal processor of the concentration data of total volatile organism.
Wherein, described predetermined band signal is the noise signal in described the second electric signal, those skilled in the art can arrange described predetermined band according to the specific implementation circuit of signal picker and amplifying circuit, and design the circuit of described wave filter according to described the second electric signal and described predetermined band.Described signal processor is specifically as follows an analog to digital converter.
The technical scheme that provides is provided, sensor obtains the concentration of airborne pollutant-total volatile organism, after signal amplification and filtering, the concentration data of the total volatile organism that generation can be shown or compare with alarm threshold value is so that the user can learn the air quality situation in the vehicle in real time.
In a preferred embodiment, as shown in Figure 2, also comprise:
Be connected with signal processor, for the display screen of the concentration data that shows described total volatile organism.
In a preferred embodiment, as shown in Figure 2, also comprise:
Be connected with signal processor, be used for when the concentration data of described total volatile organism during greater than the total volatile organism concentration threshold of correspondence the total volatile organism concentration alarm of reporting to the police.Wherein, the total volatile organism concentration threshold is a kind of concrete alarm threshold value.
In a preferred embodiment, the total volatile organism concentration sensor comprises:
The micro air pump that is used for the air of absorption predetermined;
The air chamber that is used for the air of accommodating described predetermined;
For detection of the detection module that behind the airborne total volatile organism of described predetermined, generates described the first electric signal.
In an application scenarios, the total volatile organism concentration sensor is installed on the diverse location in the vehicle, for example, be positioned at the back side and other places of room mirror mirror case, its principle of work is:
Air in the vehicle through the micro air pump automatic suction to vaporizer, rear in the vaporizer vaporization (is carrier gas by inert gas, also be mobile phase) bring chromatographic column into, chromatographic column contains fixedly phase of liquid or solid, because the boiling point of each sample component, polarity or absorption property are different, every kind of sample component is all tended to form between mobile phase and fixing phase and is distributed or adsorption equilibrium.Because flowing of carrier gas, it is attached to make sample component carry out at the volley repeated multiple times distribution or adsorption/desorption, and the result is that the sample component that concentration is large in carrier gas flows out first chromatographic column, and flows out chromatographic column after the large sample component of distribution concentration fixing in mutually.Sample component enters detection module after flowing out chromatographic column immediately, and whether detection module can change the existence of sample component into first electric signal, and the size of the first electric signal is directly proportional with amount or the concentration of sample component.
The first electric signal is output one voltage signal-second electric signal after amplifying circuit amplifies, and its size keeps direct ratio with its concentration value.
Voltage signal generates the 3rd electric signal through integrated circuit processor-wave filter after relatively, signal processor is connected with wave filter, be used for described the 3rd electric signal is converted into the concentration data (concentration numerical value) of total volatile organism, and digital signal can be presented on the instrument panel; And when the concentration numerical value of total volatile organism has surpassed alarm threshold value, can adopt sound and light alarm.The total volatile organism concentration threshold is 0.60mg/m normally
3, when the concentration numerical value of the total volatile organism that detects is greater than or equal to 0.60mg/m
3The time, carry out sound and light alarm.
Need to prove, what the total volatile organism concentration sensor that more than provides adopted is gas chromatographic detection, but the utility model is not limited to this, it will be understood by those skilled in the art that the total volatile organism concentration sensor that the other types that provide in the prior art also can be provided obtains the concentration of total volatile organism.
The utility model embodiment also provides a kind of vehicle, and described vehicle comprises the equipment that in-car air quality is detected, and described equipment comprises:
At least one obtains the total volatile organism concentration sensor of the concentration of airborne total volatile organism, and described total volatile organism concentration sensor generates first electric signal corresponding with the concentration of total volatile organism;
Be connected with described total volatile organism concentration sensor, for the signal picker of the first electric signal corresponding to the concentration that gathers described total volatile organism;
Be connected with signal picker, for the amplifying circuit that described the first electric signal is amplified to generate the second electric signal;
Be connected with amplifying circuit, be used for the predetermined band signal of described the second electric signal of filtering, to generate the wave filter of the 3rd electric signal;
Be connected with wave filter, be used for described the 3rd electric signal is converted into the signal processor of the concentration data of total volatile organism.
Wherein, described predetermined band signal is the noise signal in described the second electric signal, those skilled in the art can arrange described predetermined band according to the specific implementation circuit of signal picker and amplifying circuit, and design the circuit of described wave filter according to described the second electric signal and described predetermined band.Described signal processor is specifically as follows an analog to digital converter.
In a preferred embodiment, also comprise:
Be connected with signal processor, for the display screen of the concentration data that shows described total volatile organism.
In a preferred embodiment, also comprise:
Be connected with signal processor, be used for when the concentration data of described total volatile organism during greater than the total volatile organism concentration threshold of correspondence the total volatile organism concentration alarm of reporting to the police.Wherein, the total volatile organism concentration threshold is a kind of concrete alarm threshold value.
In a preferred embodiment, the total volatile organism concentration sensor comprises:
The micro air pump that is used for the air of absorption predetermined;
The air chamber that is used for the air of accommodating described predetermined;
For detection of the detection module that behind the airborne total volatile organism of described predetermined, generates described the first electric signal.
In an application scenarios, the total volatile organism concentration sensor is integrated in the back side of room mirror mirror case, the circuit board of integrated signal picker, amplifying circuit and wave filter and signal processor is integrated in the Vehicular instrument panel, circuit bus by vehicle is powered, and the concentration data of total volatile organism is presented on the vehicle-mounted audio-video system or computer screen.
Adopt this programme advantage afterwards to be: sensor obtains the concentration of airborne pollutant-total volatile organism, after signal amplification and filtering, the concentration data of the total volatile organism that generation can be shown or compare with alarm threshold value is so that the user can learn the air quality situation in the vehicle in real time.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. the equipment that in-car air quality is detected is characterized in that, is applied to vehicle, comprising:
At least one obtains the total volatile organism concentration sensor of the concentration of airborne total volatile organism;
Be connected with described total volatile organism concentration sensor, for the signal picker of the first electric signal corresponding to the concentration that gathers described total volatile organism;
Be connected with signal picker, for the amplifying circuit that described the first electric signal is amplified to generate the second electric signal;
Be connected with amplifying circuit, be used for the predetermined band signal of described the second electric signal of filtering, to generate the wave filter of the 3rd electric signal;
Be connected with wave filter, be used for described the 3rd electric signal is converted into the signal processor of the concentration data of total volatile organism.
2. equipment according to claim 1 is characterized in that, also comprises:
Be connected with signal processor, for the display screen of the concentration data that shows described total volatile organism.
3. equipment according to claim 1 is characterized in that, also comprises:
Be connected with described signal processor, be used for when the concentration data of described total volatile organism during greater than the total volatile organism concentration threshold of correspondence the total volatile organism concentration alarm of reporting to the police.
4. equipment according to claim 1 is characterized in that, described total volatile organism concentration sensor is positioned at the back side of room mirror mirror case.
5. equipment according to claim 1 is characterized in that, described total volatile organism concentration sensor comprises:
The micro air pump that is used for the air of absorption predetermined;
The air chamber that is used for the air of accommodating described predetermined;
For detection of the detection module that behind the airborne total volatile organism of described predetermined, generates described the first electric signal.
6. a vehicle is characterized in that, comprises the equipment that in-car air quality is detected, and described equipment comprises:
At least one obtains the total volatile organism concentration sensor of the concentration of airborne total volatile organism;
Be connected with described total volatile organism concentration sensor, for the signal picker of the first electric signal corresponding to the concentration that gathers described total volatile organism;
Be connected with signal picker, for the amplifying circuit that described the first electric signal is amplified to generate the second electric signal;
Be connected with amplifying circuit, be used for the predetermined band signal of described the second electric signal of filtering, to generate the wave filter of the 3rd electric signal;
Be connected with wave filter, be used for described the 3rd electric signal is converted into the signal processor of the concentration data of total volatile organism.
7. vehicle according to claim 6 is characterized in that, also comprises:
Be connected with signal processor, for the display screen of the concentration data that shows described total volatile organism.
8. vehicle according to claim 6 is characterized in that, also comprises:
Be connected with described signal processor, be used for when the concentration data of described total volatile organism during greater than the total volatile organism concentration threshold of correspondence the total volatile organism concentration alarm of reporting to the police.
9. vehicle according to claim 6 is characterized in that, described total volatile organism concentration sensor is positioned at the back side of room mirror mirror case.
10. vehicle according to claim 6 is characterized in that, described total volatile organism concentration sensor comprises:
The micro air pump that is used for the air of absorption predetermined;
The air chamber that is used for the air of accommodating described predetermined;
For detection of the detection module that behind the airborne total volatile organism of described predetermined, generates described the first electric signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220325377 CN202693562U (en) | 2012-07-05 | 2012-07-05 | Device used for detecting air quality inside vehicle and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220325377 CN202693562U (en) | 2012-07-05 | 2012-07-05 | Device used for detecting air quality inside vehicle and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202693562U true CN202693562U (en) | 2013-01-23 |
Family
ID=47549165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220325377 Expired - Lifetime CN202693562U (en) | 2012-07-05 | 2012-07-05 | Device used for detecting air quality inside vehicle and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202693562U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340257A (en) * | 2017-03-29 | 2017-11-10 | 宁波方太厨具有限公司 | Organic matter detecting system in a kind of air |
| CN108254329A (en) * | 2018-01-23 | 2018-07-06 | 盐城工学院 | Automobile VOC concentration detection systems and method |
-
2012
- 2012-07-05 CN CN 201220325377 patent/CN202693562U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340257A (en) * | 2017-03-29 | 2017-11-10 | 宁波方太厨具有限公司 | Organic matter detecting system in a kind of air |
| CN107340257B (en) * | 2017-03-29 | 2024-01-16 | 宁波方太厨具有限公司 | System for detecting organic matters in air |
| CN108254329A (en) * | 2018-01-23 | 2018-07-06 | 盐城工学院 | Automobile VOC concentration detection systems and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING AUTOMOBILE RESEARCH GENERAL INSTITUTE CO., Free format text: FORMER OWNER: BAIC MOTOR CO., LTD. Effective date: 20131206 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100021 CHAOYANG, BEIJING TO: 101300 SHUNYI, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131206 Address after: 101300 Beijing, Shunyi District Shun Road, No. 25, room 5, 106 Patentee after: BEIJING AUTOMOBILE RESEARCH GENERAL INSTITUTE Co.,Ltd. Address before: 100021 Chaoyang District, Warwick, Beijing, No. 10, Peng Long Building Patentee before: BAIC MOTOR Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |