CN211856082U - Portable tail gas analyzer - Google Patents
Portable tail gas analyzer Download PDFInfo
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- CN211856082U CN211856082U CN202020492035.2U CN202020492035U CN211856082U CN 211856082 U CN211856082 U CN 211856082U CN 202020492035 U CN202020492035 U CN 202020492035U CN 211856082 U CN211856082 U CN 211856082U
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Abstract
The utility model provides a portable tail gas analyzer, contains the casing, sets up outside the casing and be connected to the sampling probe of casing, establishes the power module in the casing, its characterized in that: an air inlet, a water filter, a double-layer filter, a water blocking device, an air pump, a CO-CO2-HC infrared detection module, a NO-NO2 ultraviolet detection module, an O2 sensor and an exhaust port are sequentially arranged in the shell in a tail gas passage way; the shell is provided with a water outlet, and the water filter is connected to the water outlet through a water suction pump; a first pressure tester is connected between the water stopper and the air pump, and a second pressure tester is connected between the air pump and the CO-CO2-HC infrared detection module; the shell is provided with a control system, the control system is connected to the CO-CO2-HC infrared detection module, the NO-NO2 ultraviolet detection module and the O2 sensor, and the control system is in communication connection with an RS232 module, a mobile network module, a WIFI module and a Bluetooth module.
Description
Technical Field
The utility model relates to a tail gas analysis field specifically indicates to have a portable tail gas analyzer.
Background
The tail gas analyzer generally operates based on the infrared absorption principle of gas, that is, the gas molecules composed of polyatomic substances absorb infrared light energy in a proportional relationship with gas concentration within a certain wavelength range. The gas may be analyzed for the content of various components.
Traditional exhaust gas analysis appearance has integrated unnecessary constitutions such as screen, and consequently volume and weight are all great, are difficult to carry, and exhaust gas analysis appearance is difficult to erect in the exhaust emission mouth of car for real time monitoring automobile exhaust emission's content.
The utility model discloses a portable tail gas analyzer is to the problem design that foretell prior art exists the utility model discloses the purpose of research.
SUMMERY OF THE UTILITY MODEL
To the problem that above-mentioned prior art exists, the utility model provides a portable tail gas analyzer can effectively solve the problem that above-mentioned prior art exists.
The technical scheme of the utility model is that:
the utility model provides a portable tail gas analyzer, contains the casing, sets up outside the casing and be connected to the sampling probe of casing, establishes the power module in the casing, its characterized in that: an air inlet, a water filter, a double-layer filter, a water blocking device, an air pump, a CO-CO2-HC infrared detection module, a NO-NO2 ultraviolet detection module, an O2 sensor and an exhaust port are sequentially arranged in the shell in a tail gas passage way;
the shell is provided with a water outlet, and the water filter is connected to the water outlet through a water suction pump;
a first pressure tester is connected between the water stopper and the air pump, and a second pressure tester is connected between the air pump and the CO-CO2-HC infrared detection module;
the shell is provided with a control system, the control system is connected to the CO-CO2-HC infrared detection module, the NO-NO2 ultraviolet detection module and the O2 sensor, and the control system is in communication connection with an RS232 module, a mobile network module, a WIFI module and a Bluetooth module.
The casing is provided with zero gas inlet, zero gas inlet intercommunication is connected to the air pump.
The shell is provided with an activated carbon filter at the zero gas inlet.
The casing is provided with mark gas entry, mark gas entry intercommunication is connected to the air pump.
The power module includes a built-in battery.
The double-layer filter comprises primary filtration and secondary filtration.
The air pump is a multi-head air pump.
The utility model has the advantages that:
the utility model discloses simple structure connects through reasonable connected mode through each module of simplifying most, can play basic tail gas analysis function.
The utility model discloses be provided with first pressure tester for the preceding pressure of monitoring air pump, and second pressure tester, be used for monitoring the back pressure of air pump, mainly used does the leak test of whole pipeline, and control system can send out the police dispatch newspaper before the air pump with when leaking after.
The utility model discloses realize the integrated design, the suitcase mode is conveniently removed, light in weight, small. Connect each main components and parts through wired or wireless mode, can place this novel blast pipe in the car, place monitor, printing apparatus etc. in laboratory or automobile chamber to reduce the weight of traditional tail gas analysis appearance, improved the portability.
The utility model discloses can be used to the petrol vehicle and discharge the test, also can be used to petrol diesel vehicle.
Drawings
Fig. 1 is a functional framework diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
To facilitate understanding of those skilled in the art, the structure of the present invention will now be described in further detail with reference to the following examples:
referring to fig. 1-2, a portable exhaust gas analyzer comprises a housing, a sampling probe 1 disposed outside the housing and connected to the housing, and a power module disposed in the housing, wherein an air inlet, a water filter 2, a double-layer filter 3, a water stopper 4, an air pump 7, a CO-CO2-HC infrared detection module 9, a NO-NO2 ultraviolet detection module 10, an O2 sensor 11, and an exhaust port 13 are sequentially disposed in the housing along an exhaust gas path;
the shell is provided with a water outlet 14, and the water filter 2 is connected to the water outlet 13 through a water suction pump 15;
a first pressure tester 801 is connected between the water stopper 4 and the air pump 7, and a second pressure tester 802 is connected between the air pump 7 and the CO-CO2-HC infrared detection module 9;
the shell is provided with a control system, the control system is connected to the CO-CO2-HC infrared detection module 9, the NO-NO2 ultraviolet detection module 10 and the O2 sensor 11, and the control system is in communication connection with an RS232 module, a mobile network module, a WIFI module 16 and a Bluetooth module.
The shell is provided with a zero air inlet which is communicated and connected to the air pump 7.
The shell is provided with an activated carbon filter 6 at the zero gas inlet.
The casing is provided with mark gas entry 5, mark gas entry 5 intercommunication is connected to air pump 7.
The power module includes a built-in battery.
The double-layer filter 3 comprises primary filtration and secondary filtration.
The air pump 7 is a multi-head air pump.
When the device works, tail gas sequentially passes through the air inlet, the water filter 2, the double-layer filter 3, the water stopper 4, the air pump 7, the CO-CO2-HC infrared detection module 9, the NO-NO2 ultraviolet detection module 10, the O2 sensor 11 and the exhaust port 13, particles and moisture in sample gas are preliminarily filtered in the water filter 2, the double-layer filter 3 further filters the moisture and the particles in the sample gas, and generated water is pumped out of the water outlet 14 through the water pump 15; the air pump 7 pumps the sample gas to the CO-CO2-HC infrared detection module 9, the NO-NO2 ultraviolet detection module 10 and the O2 sensor 11 for analysis, and finally the analyzed sample gas is discharged from the exhaust port 13.
Meanwhile, a zero gas inlet: the system is used for zero calibration of an analytical instrument, HC in the environment is filtered by air through an activated carbon filter, and the air is pumped to an analytical platform by an air pump to be subjected to zero calibration.
A standard gas inlet 5: the calibration device is used for calibrating and calibrating the analytical instrument and transmitting the standard gas to the analytical platform for calibration.
This is novel control system communication connection has RS232, mobile network module, WIFI module 16 and bluetooth module, can be connected to external screen, printer etc..
The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made within the scope of the claims of the present invention should belong to the scope of the present invention.
Claims (7)
1. The utility model provides a portable tail gas analyzer, contains the casing, sets up outside the casing and be connected to the sampling probe of casing, establish the power module in the casing, its characterized in that: the shell is internally provided with an air inlet, a water filter, a double-layer filter, a water blocking device, an air pump and CO-CO in sequence by a tail gas passage path2-HC infrared detection module, NO-NO2Ultraviolet detection module, O2A sensor, an exhaust port;
the shell is provided with a water outlet, and the water filter is connected to the water outlet through a water suction pump;
a first pressure tester is connected between the water stopper and the air pump, and the air pump and the CO-CO are connected2A second pressure tester is connected between the HC infrared detection modules;
the shell is provided with a control system, the control system is connected to the CO-CO2-HC infrared detection module, the NO-NO2 ultraviolet detection module and the O2 sensor, and the control system is in communication connection with an RS232 module, a mobile network module, a WIFI module and a Bluetooth module.
2. The portable exhaust gas analyzer according to claim 1, wherein: the casing is provided with zero gas inlet, zero gas inlet intercommunication is connected to the air pump.
3. The portable exhaust gas analyzer according to claim 2, wherein: the shell is provided with an activated carbon filter at the zero gas inlet.
4. The portable exhaust gas analyzer according to claim 1, wherein: the casing is provided with mark gas entry, mark gas entry intercommunication is connected to the air pump.
5. The portable exhaust gas analyzer according to claim 1, wherein: the power module includes a built-in battery.
6. The portable exhaust gas analyzer according to claim 1, wherein: the double-layer filter comprises primary filtration and secondary filtration.
7. The portable exhaust gas analyzer according to claim 1, wherein: the air pump is a multi-head air pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020492035.2U CN211856082U (en) | 2020-04-07 | 2020-04-07 | Portable tail gas analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020492035.2U CN211856082U (en) | 2020-04-07 | 2020-04-07 | Portable tail gas analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211856082U true CN211856082U (en) | 2020-11-03 |
Family
ID=73145240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020492035.2U Active CN211856082U (en) | 2020-04-07 | 2020-04-07 | Portable tail gas analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211856082U (en) |
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2020
- 2020-04-07 CN CN202020492035.2U patent/CN211856082U/en active Active
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