CN108037250A - Detection of Air Quality device and method - Google Patents
Detection of Air Quality device and method Download PDFInfo
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- CN108037250A CN108037250A CN201810003211.9A CN201810003211A CN108037250A CN 108037250 A CN108037250 A CN 108037250A CN 201810003211 A CN201810003211 A CN 201810003211A CN 108037250 A CN108037250 A CN 108037250A
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- 238000001514 detection method Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000005259 measurement Methods 0.000 claims abstract description 84
- 239000000428 dust Substances 0.000 claims abstract description 80
- 239000002245 particle Substances 0.000 claims abstract description 65
- 238000005070 sampling Methods 0.000 claims abstract description 51
- 230000001360 synchronised effect Effects 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 126
- 230000005540 biological transmission Effects 0.000 claims description 19
- 239000000523 sample Substances 0.000 claims description 18
- 239000012495 reaction gas Substances 0.000 claims description 8
- 238000012546 transfer Methods 0.000 claims description 8
- 238000011109 contamination Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 230000010349 pulsation Effects 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 4
- 239000004615 ingredient Substances 0.000 claims description 3
- 230000004044 response Effects 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
Abstract
The disclosure provides a kind of Detection of Air Quality device and method, including：Dust particles measurement of concetration module, sampling is measured for the dust to different-grain diameter respectively；Polluted gas measurement of concetration module, is set with the dust particles measurement of concetration block coupled in series, for synchronizing sampling to the concentration of polluted gas；And air drive module, for driving air to flow through the dust particles measurement of concetration module and the polluted gas measurement of concetration module.By setting dust particles measurement of concetration module and polluted gas measurement of concetration module, dust particles and the synchronous accurate sampling of polluted gas and accurate measurement are realized；By setting air drive module, the sample rate and measurement response speed of polluted gas are improved；Dust particles measurement of concetration module and polluted gas measurement of concetration module are arranged in series along the direction of air flow, achieve the purpose that synchronized sampling, improves the integrated of equipment, reduces equipment size and difficulty of processing.
Description
Technical field
This disclosure relates to air quality monitoring technical field, more particularly to a kind of Detection of Air Quality device and method.
Background technology
In recent years, as industrial development and the continuous of urbanization process are accelerated, atmosphere pollution situation is constantly aggravated, haze sky
Gas becomes normalization, and exceeded situation also often occur in the various toxic gases and organic volatile in air.Either dust
Particulate matter, or various polluted gas, all to the health of the common people, there are significant damage.Therefore, to atmosphere pollution situation into
Row monitoring is extremely urgent.
Accurate and fine atmospheric monitoring can be instructed to control and administer direction, reach the effect got twice the result with half the effort.Currently, it is smart
The most viable scheme of refinement atmospheric monitoring is gridding monitoring.Multiple air quality monitorings are arranged at intervals in a monitoring point
Equipment, to measure dust particles concentration and polluted gas concentration etc..One city, which can be set, tens of arrives hundreds of monitoring points.This is just
It is required that equipment will can realize higher measurement accuracy under volume as small as possible.
However, during the disclosure is realized, applicants have discovered that, in existing technical solution, dust particles are surveyed
It is separate that amount and polluted gas, which measure two-part air sampling, and polluted gas uses diffusion type, low-response, sampling
It is very inaccurate with measuring.In addition, the later stage calibration of monitoring device is very inconvenient.
The content of the invention
(1) technical problems to be solved
Based on the above problem, the disclosure provides a kind of Detection of Air Quality device and method, of the prior art to alleviate
It is separate, contamination gas that Detection of Air Quality equipment, dust particles measurement and polluted gas, which measure two-part air sampling,
Sampler body uses diffusion type, low-response, and sampling and measurement are grossly inaccurate technical problem.
(2) technical solution
According to one aspect of the disclosure, there is provided a kind of Detection of Air Quality equipment, including：Dust particles measurement of concetration mould
Block, concentration is sampled and measures respectively for the dust to different-grain diameter；Polluted gas measurement of concetration module, with the dust particles
Measurement of concetration block coupled in series is set, for the concentration of polluted gas being sampled and being measured concentration；And air drive module,
For driving air sampling air-flow to flow through the dust particles measurement of concetration module and the polluted gas measurement of concetration module.
In some embodiments of the present disclosure, the dust particles measurement of concetration module includes：Dust particles cutter, is used
Cutting sampling is carried out in the dust to different-grain diameter；And dust particles concentration detection apparatus, with the dust particles cutter
Connection, Concentration Testing is carried out to sampling gained powder sample.
In some embodiments of the present disclosure, the polluted gas measurement of concetration module includes：Polluted gas reacts gas chamber；
And polluted gas sensor, its end of probe facing in reaction gas room, including：Electrochemical sensor, electron ion sensor and/
Or infrared ray sensor.
At least one marked gas is provided with some embodiments of the present disclosure, on the polluted gas reaction gas chamber to enter
Mouthful.
In some embodiments of the present disclosure, the air drive module includes：Air movement device, for being adopted to air
Sample air-flow applies positive pressure or negative pressure；Volume control device, for adjusting the flow of air sampling air-flow；And flow flows dress
Put, the pulsation brought for eliminating air movement device.
In some embodiments of the present disclosure, wherein, the air movement device is vacuum pump, along air sampling air-flow stream
Dynamic direction, dust filtering device is provided with before the vacuum pump；The flow current equalizer includes：Throttle valve.
In some embodiments of the present disclosure, the flow current equalizer further includes：Air storage chamber, is located at the vacuum pump
Outside, or it is mutually discrete with the vacuum pump, connected with pipeline.
In some embodiments of the present disclosure, further include：Data transmission module, it is surveyed with the dust particles concentration respectively
At least one electrical connection in module, the polluted gas measurement of concetration module and the air drive module is measured, including：Number
According to transmission board, respectively with the dust particles measurement of concetration module, the polluted gas measurement of concetration module and the air
At least one electrical connection in drive module；And data transmission antenna, it is electrically connected with the data transfer plate.
Further included in some embodiments of the present disclosure：Shutter shield, is located at the data transmission antenna and the powder
The outside of dirt particle cutter；And mounting bracket, it is arranged on the bottom of the Detection of Air Quality equipment.
According to another aspect of the disclosure, there is provided a kind of Detection of Air Quality method, the air provided by the disclosure
Quality detection apparatus carries out Detection of Air Quality, including：Step A：Air flow is made by air drive module；Step B：In sky
During flow of air, by dust particles measurement of concetration module and polluted gas measurement of concetration module, to air sampling air-flow
Middle various ingredients concentration synchronizes sampling and detection；And step C：It is anti-to the polluted gas of polluted gas measurement of concetration module
Answer in gas chamber and be passed through standard gas or zero gas along the opposite direction of air sampling air-flow, polluted gas sensor is demarcated.
(3) beneficial effect
It can be seen from the above technical proposal that the Detection of Air Quality device and method that the disclosure provides are with beneficial below
One of effect or a portion：
(1) by setting dust particles measurement of concetration module and polluted gas measurement of concetration module, dust particles are realized
Synchronous accurate sampling and accurate measurement with polluted gas；
(2) by setting air drive module, the sample rate and measurement response speed of polluted gas are improved；
(3) dust particles measurement of concetration module and polluted gas measurement of concetration module are set along the direction series connection of air flow
Put, realize synchronized sampling, improve the integrated of equipment, reduce equipment size and difficulty of processing；
(4) polluted gas reative cell up-sampling gas vent is also used as the use of marked gas entrance, improves the later stage
The convenience and accuracy of field calibration；
(5) by pointedly setting different polluted gas sensors, the dense of polluted gas can targetedly be measured
Degree；
(6) volume control device is set in air drive module, air mass flow can be adjusted, met different
Measuring part sampling request；
(7) by setting flow current equalizer, the pulsation of vacuum pump can be eliminated, makes air-flow more steady, measured
As a result it is more accurate；
(8) dust filtering device is set before vacuum pump, dust accumulation can be avoided to extend vacuum pump in vacuum pump
Service life；
(9) data that data transmission module can collect modules are sent to observer by data transmission antenna
Place, and observer also can carry out remote control by data transmission module to modules, so that equipment operation is more just
It is prompt；
(10) played a protective role by shutter shield to data transmission antenna and dust particles cutter, improve equipment
Protection level and reliability.
Brief description of the drawings
Fig. 1 is the structure diagram of Detection of Air Quality equipment provided in this embodiment.
Fig. 2 is another structure diagram of Detection of Air Quality equipment provided in this embodiment.
【Embodiment of the present disclosure main element symbol description in attached drawing】
10- dust particles measurement of concetration modules；
11- dust particles cutters；12- dust particles concentration detection apparatus；
20- polluted gas measurement of concetration modules；
21- polluted gas reacts gas chamber；22- polluted gas sensors；
211- sample gas exhaust outlet (marked gas entrance)；
30- air drive modules；
31- vacuum pumps；32- dust filtering devices；
33- throttle valves；34- air storage chambers；
40- data transmission modules；
41- data transfer plates；42- data transmission antennas；
50- shutter shields；
60- mounting brackets.
Embodiment
In the disclosure, by the way that dust particles measurement of concetration module and polluted gas measurement of concetration block coupled in series are arranged on sky
On flow of air direction, realize to dust particles and the simultaneously and rapidly accurate sampling of polluted gas and accurate measurement, and improve
Integrated, reduction equipment size and the difficulty of processing of equipment.
For the purpose, technical scheme and advantage of the disclosure are more clearly understood, below in conjunction with specific embodiment, and reference
Attached drawing, is further described the disclosure.
In an exemplary embodiment of the disclosure, there is provided a kind of Detection of Air Quality equipment.
Fig. 1 is the structure diagram of Detection of Air Quality equipment provided in this embodiment, as shown in Figure 1, the disclosure provides
Detection of Air Quality equipment, including：
Dust particles measurement of concetration module 10, sampling and measurement concentration are measured for the dust to different-grain diameter respectively；
Polluted gas measurement of concetration module 20, is arranged in series with dust particles measurement of concetration module 10, for contamination gas
The concentration of body is sampled；And
Air drive module 30, for driving air sampling air-flow to flow through dust particles measurement of concetration module 10 and contamination gas
Bulk concentration measurement module 20.
By setting dust particles measurement of concetration module 10 and polluted gas measurement of concetration module 20, dust particles are realized
Accurate sampling and accurate measurement with polluted gas；By setting air drive module, increase gas flow rate, improve pollution
The sample rate and measurement response speed of gas, dust particles measurement of concetration module and polluted gas measurement of concetration module edge is empty
The direction of gas sampling air flow flowing is arranged in series, and improves the integrated of equipment, reduces equipment size and difficulty of processing.
When the disclosure is sampled and measured, extraneous gas is under the suction function that air force drive part produces, from outside
Into cutter 11, the gas after sizing screening enters dust particles measurement module 10, and measurement obtains dust concentration value.It
Afterwards, sampling air flow reaches air force drive module 30.Air force drive module not only produces air force, also to sampling gas
Body carries out contaminant filter, flow-rate adjustment and current balance function.After air force drive part, air-flow is changed into by negative pressure driving
Positive pressure certain driving air-flow.Polluted gas sensor response gas chamber 21 is entered by pipeline with one sampling air flow.Polluted gas senses
Device reaction gas chamber 21 is a closed gas chamber, and the gas sampled enters from pipeline, and excessive gas is vented from sample gas
Mouth 211 is discharged.Gas sensor measures the sample gas stored in gas chamber, and calculates the parameters such as gas concentration.This
Place it should be added that, the course of work described above, is that air drive module 30 is arranged on polluted gas concentration
Corresponding course of work when between measurement module 20 and dust particles measurement of concetration module 10, if dust particles measurement of concetration mould
Relative position between block 10, polluted gas measurement of concetration module 20 and air drive module 30 changes, and the disclosure provides
The course of work of Detection of Air Quality equipment also can accordingly be adjusted.
Each part of the Detection of Air Quality equipment provided individually below the disclosure is described in detail.
In the disclosure, as shown in Figure 1, dust particles measurement of concetration module includes：Dust particles cutter 11, for pair
The dust of different-grain diameter carries out cutting sampling；And dust particles concentration detection apparatus 12, connected with dust particles cutter 11,
Sampling gained powder sample carries out Concentration Testing.
In the disclosure, as shown in Figure 1, polluted gas measurement of concetration module 20 includes：Polluted gas reacts gas chamber 21；With
And air is sent into contamination gas by polluted gas sensor 22, its end of probe facing in reaction gas room by air drive module
In precursor reactant gas chamber 21, the concentration of polluted gas in air is measured by polluted gas sensor 22, and then is determined dirty in air
Contaminate the content of gas.
In the disclosure, as shown in Figure 1, being provided with least one sample gas exhaust outlet on polluted gas reaction gas chamber 21
Easily there is deviation, needs to use at this time after prolonged use in 211 i.e. marked gas entrance 211, polluted gas sensor 22
Standard gas or zero gas are demarcated, therefore marked gas entrance 211 is set on polluted gas reative cell 21 so that calibration process is more
It is convenient, improve the convenience and accuracy of later stage field calibration.
In the disclosure, polluted gas sensor 22 includes：Electrochemical sensor, electron ion sensor and/or infrared ray
Sensor, during practical application, the polluted gas species that can detect as needed selects suitable polluted gas sensor 22, carries
The scope of application of high air quality detection device.
In the disclosure, air drive module includes：Air movement device, for air sampling air-flow apply positive pressure or
Negative pressure；Volume control device, for adjusting the flow of air sampling air-flow；And flow current equalizer, driven for eliminating air
The pulsation that dynamic device band is come, sets volume control device in air drive module, air mass flow can be adjusted, and meets
Different measuring part sampling requests；And by setting flow current equalizer, the pulsation of air movement device can be carried out
Eliminate, make air-flow more steady, measurement result is more accurate.
In the disclosure, as shown in Figure 1, wherein, air movement device is vacuum pump 31.
In the disclosure, as shown in Figure 1, wherein, along the flow direction of air sampling air-flow, being provided with before vacuum pump 31
Dust filtering device 32, using such a setting, can avoid the dust accumulation of larger particles from extending vacuum pump in vacuum pump
Service life.
In the disclosure, as shown in Figure 1, wherein, flow current equalizer includes：Throttle valve 33.
Fig. 2 is another structure diagram of Detection of Air Quality equipment provided in this embodiment.
In the disclosure, as shown in Fig. 2, flow current equalizer further includes：Air storage chamber 34, is located at the outside of vacuum pump 31,
Air storage chamber 34 is integral seal structure, only an air inlet and a gas outlet.Throttle valve 33 is exported to be connected to by pipeline
The air inlet of air storage chamber 34.Air-inlet of vacuum pump is exposed in gas chamber, and vacuum pump gas outlet is connected to air storage chamber by pipeline
On 34 gas outlet.Vacuum pump 31 outside gas extraction gas chamber, will be allowed to form negative pressure in air storage chamber 34.Throttle valve 33 and air storage chamber
34 are engaged, it can be achieved that preferably flowing effect.
In practical application, air storage chamber 34 can also be mutually discrete with vacuum pump 31, is connected in series with pipeline, air is adopted
Sample air-flow is introduced into air storage chamber 34 and passes through vacuum pump 31 again, can equally play the role of flowing.
In the disclosure, Detection of Air Quality equipment further includes：Data transmission module, it is surveyed with dust particles concentration respectively
At least one electrical connection in module 10, polluted gas measurement of concetration module 20 and air drive module 30 is measured, passes through data
Transport module 40 can realize to air drive module 30 control (such as：Adjust air mass flow), and dust particles are dense
The sampled result of degree and polluted gas concentration is sent at Observation personnel in time, realizes the automation of sampling process.
In the disclosure, wherein, shown as Figure 1-Figure 2, data transmission module 40 includes：Data transfer plate 41, point
Not with least one in dust particles measurement of concetration module 10, polluted gas measurement of concetration module 20 and air drive module 30
A electrical connection；And data transmission antenna 42, it is electrically connected with data transfer plate 41.
The data that modules collect can be sent to observation by data transfer template 41 by data transmission antenna 42
At person, and observer also can carry out remote control by data transfer plate 41 to modules, so that equipment operation is more
It is convenient.
In the disclosure, as Figure 1-Figure 2, Detection of Air Quality equipment further includes：Shutter shield 50, for rain-proof, and
Filter screen is provided with, for filtering larger dust and debris, is located at data transmission antenna 42 and dust particles cutter 11
Outside, played a protective role by shutter shield 50 to data transmission antenna 42 and dust particles cutter 11, improve and set
Standby protection level and reliability.
In the disclosure, as Figure 1-Figure 2, Detection of Air Quality equipment further includes：Mounting bracket, is arranged on air quality
The bottom of detection device.The unobstructed position of the air flows such as wall outer side can be secured the equipment in by mounting bracket, easy to adopt
Sample is smoothed out.
Herein it should be added that, in practical application, dust particles measurement of concetration module 10 and polluted gas concentration
Measurement module 20 is not limited along the sequencing of sampling air flow flow direction, and wherein operational blocks which partition system is formerly or rear.
A kind of Detection of Air Quality method is also provided in the disclosure, the Detection of Air Quality equipment provided by the disclosure
Detection of Air Quality is carried out, including：
Step A：Air flow is made by air drive module；
Step B：During air flow, pass through dust particles measurement of concetration module 10 and polluted gas measurement of concetration
Module 20 synchronizes sampling and detection to various ingredients concentration in air sampling air-flow.
In the disclosure, gaseous sample is provided to different detection modules using with one sampling air flow, realizes dust
Accurately sampled while particle and polluted gas, and contamination gas is greatly improved to gas by 30 active of air drive module
Sample rate, measurement response speed and the measurement accuracy of body.
In the disclosure, Detection of Air Quality method further includes：Step C：Pollution to polluted gas measurement of concetration module
Standard gas or zero gas are passed through along the opposite direction of air sampling air-flow in gas reaction gas chamber, to polluted gas sensor into rower
It is fixed, improve the convenience and accuracy of later stage field calibration.
So far, attached drawing is had been combined the embodiment of the present disclosure is described in detail.It should be noted that in attached drawing or say
In bright book text, the implementation that does not illustrate or describe is form known to a person of ordinary skill in the art in technical field, and
It is not described in detail.In addition, the above-mentioned definition to each element and method be not limited in mentioning in embodiment it is various specific
Structure, shape or mode, those of ordinary skill in the art simply can be changed or replaced to it, such as：
(1) dust particles cutter can be that multiple dust particles are popped one's head in；
(2) vacuum pump can be air blower；
According to above description, those skilled in the art should be to disclosure Detection of Air Quality device and method.Have clear
The understanding of Chu.
In conclusion the disclosure provide Detection of Air Quality device and method by with one sampling air flow to different
Detection module provides gaseous sample, realizes accurate sampling and accurate measurement to dust particles and polluted gas, and improve
Integrated, reduction equipment size and the difficulty of processing of equipment.
It should also be noted that, the direction term mentioned in embodiment, for example, " on ", " under ", "front", "rear", " left side ",
" right side " etc., is only the direction of refer to the attached drawing, is not used for limiting the protection domain of the disclosure.Through attached drawing, identical element by
Same or like reference numeral represents.When understanding of this disclosure may be caused to cause to obscure, conventional structure will be omitted
Or construction.
And the shape and size of each component do not reflect actual size and ratio in figure, and only illustrate the embodiment of the present disclosure
Content.In addition, in the claims, any reference symbol between bracket should not be configured to the limit to claim
System.
Similarly, it will be appreciated that in order to simplify the disclosure and help to understand one or more of each open aspect,
Above in the description to the exemplary embodiment of the disclosure, each feature of the disclosure is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：I.e. required guarantor
The disclosure of shield requires features more more than the feature being expressly recited in each claim.It is more precisely, such as following
Claims reflect as, open aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following embodiment are expressly incorporated in the embodiment, wherein each claim is in itself
Separate embodiments all as the disclosure.
Particular embodiments described above, has carried out further in detail the purpose, technical solution and beneficial effect of the disclosure
Describe in detail bright, it should be understood that the foregoing is merely the specific embodiment of the disclosure, be not limited to the disclosure, it is all
Within the spirit and principle of the disclosure, any modification, equivalent substitution, improvement and etc. done should be included in the guarantor of the disclosure
Within the scope of shield.
Claims (10)
1. a kind of Detection of Air Quality equipment, including：
Dust particles measurement of concetration module, concentration is sampled and measures respectively for the dust to different-grain diameter；
Polluted gas measurement of concetration module, is set with the dust particles measurement of concetration block coupled in series, for polluted gas
Concentration is sampled and is measured concentration；And
Air drive module, for driving air sampling air-flow to flow through the dust particles measurement of concetration module and the contamination gas
Bulk concentration measurement module.
2. Detection of Air Quality equipment according to claim 1, the dust particles measurement of concetration module includes：
Dust particles cutter, for carrying out cutting sampling to the dust of different-grain diameter；And
Dust particles concentration detection apparatus, connects with the dust particles cutter, and concentration is carried out to sampling gained powder sample
Detection.
3. Detection of Air Quality equipment according to claim 1, the polluted gas measurement of concetration module includes：
Polluted gas reacts gas chamber；And
Polluted gas sensor, its end of probe facing in reaction gas room, including：
Electrochemical sensor, electron ion sensor and/or infrared ray sensor.
4. Detection of Air Quality equipment according to claim 3, the polluted gas reacts is provided with least one on gas chamber
A marked gas entrance.
5. Detection of Air Quality equipment according to claim 1, the air drive module includes：
Air movement device, for applying positive pressure or negative pressure to air sampling air-flow；
Volume control device, for adjusting the flow of air sampling air-flow；And
Flow current equalizer, the pulsation brought for eliminating air movement device.
6. Detection of Air Quality equipment according to claim 5, wherein, the air movement device is vacuum pump, along sky
Gas sampling air flow flow direction, dust filtering device is provided with before the vacuum pump；
The flow current equalizer includes：Throttle valve.
7. Detection of Air Quality equipment according to claim 6, the flow current equalizer further includes：Air storage chamber, is provide with
It is mutually discrete on the outside of the vacuum pump, or with the vacuum pump, connected with pipeline.
8. Detection of Air Quality equipment according to claim 2, further includes：
Data transmission module, its respectively with the dust particles measurement of concetration module, the polluted gas measurement of concetration module with
And at least one electrical connection in the air drive module, including：
Data transfer plate, respectively with the dust particles measurement of concetration module, the polluted gas measurement of concetration module and institute
State at least one electrical connection in air drive module；And
Data transmission antenna, is electrically connected with the data transfer plate.
9. Detection of Air Quality equipment according to claim 8, further includes：
Shutter shield, is located at the outside of the data transmission antenna and the dust particles cutter；And
Mounting bracket, is arranged on the bottom of the Detection of Air Quality equipment.
10. a kind of Detection of Air Quality method, is set by the Detection of Air Quality as any one of the claims 1-9
Standby progress Detection of Air Quality, including：
Step A：Air flow is made by air drive module；
Step B：During air flow, by dust particles measurement of concetration module and polluted gas measurement of concetration module,
Sampling and detection are synchronized to various ingredients concentration in air sampling air-flow；And
Step C：To in the polluted gas reaction gas room of polluted gas measurement of concetration module along the opposite direction of air sampling air-flow
Standard gas or zero gas are passed through, polluted gas sensor is demarcated.
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| CN201810003211.9A CN108037250A (en) | 2018-01-02 | 2018-01-02 | Detection of Air Quality device and method |
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| CN201810003211.9A CN108037250A (en) | 2018-01-02 | 2018-01-02 | Detection of Air Quality device and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802292A (en) * | 2018-06-25 | 2018-11-13 | 台州创兴环保科技有限公司 | A kind of application method of scene air detecting device |
| CN109238975A (en) * | 2018-09-04 | 2019-01-18 | 深圳市卡普瑞环境科技有限公司 | The compatible gas circuit structure for flowing backward zero gas in a kind of atmospheric molecule detection system |
| CN110118710A (en) * | 2019-05-06 | 2019-08-13 | 北京航天试验技术研究所 | A kind of coal bunker safety monitoring assembly and its control method |
| CN110595971A (en) * | 2019-10-16 | 2019-12-20 | 恒天益科技（深圳）有限公司 | Ultra-low dust meter |
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