CN105911232A - Test device for air pollutants - Google Patents
Test device for air pollutants Download PDFInfo
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- CN105911232A CN105911232A CN201610535919.XA CN201610535919A CN105911232A CN 105911232 A CN105911232 A CN 105911232A CN 201610535919 A CN201610535919 A CN 201610535919A CN 105911232 A CN105911232 A CN 105911232A
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- outfan
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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
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
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- 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
-
- 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
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/0037—Specially adapted to detect a particular component for NOx
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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
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/0042—Specially adapted to detect a particular component for SO2, SO3
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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
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/0047—Specially adapted to detect a particular component for organic compounds
-
- 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
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital using a threshold to release an alarm or displaying means
- G01N33/0065—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital using a threshold to release an alarm or displaying means using more than one threshold
Abstract
The invention provides a test device for air pollutants. The test device comprises a main body and a printing circuit board, wherein a first LED lamp and a second LED lamp are arranged on the outer surface of the main body; a sulfur dioxide test button, a suspended particle test button, a nitric oxide test button and an organic compound test button are arranged under the first LED lamp and the second LED lamp; a sulfur dioxide sensor, a suspended particle sensor, a nitric oxide sensor and an organic compound sensor are mounted above the main body; the printing circuit board is mounted in the main body; a code modulating unit, a photoelectric amplifying unit, a demodulating unit, a single chip, a relay, a battery and a storage are welded on the printing circuit board. Compared with the prior art, the test device has the beneficial effects: whether a single pollutant exceeds standard can be detected, the detecting effect is excellent, the observation is easy, the design is smart, the market competitiveness is increased and the purposes of simple structure, reasonable design and beautiful appearance can be achieved.
Description
Technical field
The present invention is a kind of air pollution analyte detection equipment, belongs to field of environmental technology.
Background technology
Environment protection and monitoring is leading; automatization, informationization are premise and the guarantees carrying out environmental monitoring; for many years while local economy develops rapidly; constantly there are the Environment Pollution Events such as water in various degree, gas, noise in each department; have a strong impact on the quality of life of people, hinder the sustainable development of local economy.The various Environment Protection Policies formulated along with country and the issuing and implementation of regulation; local governments at all levels are while to local environmental improvement pay attention to day by day; increasing the dynamics of investment to environmental monitoring and emergency monitoring, each department are planned successively and are mounted with that atmosphere quality monitors earth station.But the average air quality of this area can only be measured in monitoring station, portable air quality monitoring device is more convenient, quick for the irregularly selective examination of the air quality emergency monitoring after multiple spot Urban Migrant environmental monitoring, accident process, major polluting factories.
Urban environment, industrial undertaking's environmental monitoring can be actually needed by urban air environmental monitoring instrument completely with feasible region environment protection and monitoring department, meet the requirement of on-the-spot prediction of air quality.
Along with the development of the advancement of technology of society, air pollution problems inherent is increasingly severe, and has begun to the healthy of people is caused huge threat.In order to preferably control the pollution of air, people need to measure the concentration of pollutants in air.The concentration of pollutants in air is typically measured by people by air pollution analyte detection equipment.In order to more easily measure pollutant levels, portable air pollution analyte detection equipment is widely used.Portable air pollution analyte detection equipment can be carried by the mode such as vehicle-mounted, hand-held, and measures the pollutant levels in air in moving process.
But actual application environment monitoring instrument when, the most only need to monitor the concentration of single pollutant, and whether the content that only need to monitor this single pollutant exceeds standard and just can complete monitoring, existing environment supervision instrument is to work mostly simultaneously, and monitoring result is placed in display screen checks for staff, this working method not only increases instrument power consumption actually used time, makes apparatus structure complicated simultaneously, cost increases, and is difficult to promote.
Summary of the invention
The deficiency existed for prior art, it is an object of the present invention to provide a kind of air pollution analyte detection equipment, and to solve the problem proposed in above-mentioned background technology, the present invention is easy to use, it is simple to operation, good stability, and reliability is high.
To achieve these goals, the present invention is to realize by the following technical solutions: a kind of air pollution analyte detection equipment, including main body and printed circuit board, the outer surface of described main body is provided with the first LED and the second LED, sulfur dioxide detection button it is provided with below described first LED and the second LED, particle analyte detection button, nitrogen oxides detection button and organic compound analyte detection button, described main body be arranged above SO 2 sensor, suspended particulate substance sensor, NOx sensor and organic compound sensor, described printed circuit board is arranged on body interior, it is welded with coded modulation unit on described printed circuit board, photoelectricity amplifying unit, demodulating unit, single-chip microcomputer, relay, battery and bin；The outfan of described sulfur dioxide detection button, the outfan of particle analyte detection button, the outfan of nitrogen oxides detection button and the outfan of organic compound analyte detection button are connected with the input of coded modulation unit, the outfan of described coded modulation unit is connected with the input of photoelectricity amplifying unit, the described outfan of photoelectricity amplifying unit is connected with the input of demodulating unit, the outfan of described demodulating unit is connected with the input of single-chip microcomputer, the outfan of described single-chip microcomputer is connected with the input of relay, the outfan of described relay is connected with the input of battery, the outfan of described battery and the input of SO 2 sensor, the input of suspended particulate substance sensor, the input of NOx sensor and the input of organic compound sensor connect；The outfan of described SO 2 sensor, the outfan of suspended particulate substance sensor, the outfan of NOx sensor and the outfan of organic compound sensor are connected with the input of single-chip microcomputer, the outfan of described single-chip microcomputer is connected with the input of relay, the outfan of described relay is connected with the input of battery, the outfan of described battery and the input of the input of the first LED and the second LED connect, and described single-chip microcomputer is bi-directionally connected with bin.
Further, described SO 2 sensor is used for detecting the aerial concentration of sulfur dioxide near main body, and the transmission of this concentration information is further processed to single-chip microcomputer.
Further, described suspended particulate substance sensor is used for detecting the aerial concentration of suspended particulate substance, such as dust or smog or PM10 or PM2.5 near main body, and the transmission of this concentration information is further processed to single-chip microcomputer.
Further, described NOx sensor is used for detecting the aerial concentration of nitrogen oxides, such as nitric oxide or nitrogen dioxide nitrogen oxides near main body, and the transmission of this concentration information is further processed to single-chip microcomputer.
Further, described organic compound sensor is used for detecting the aerial concentration of organic compound, such as benzene or Hydrocarbon or formaldehyde near main body, and the transmission of this concentration information is further processed to single-chip microcomputer.
Beneficial effects of the present invention: a kind of air pollution analyte detection equipment of the present invention, user is actually used when, can detect that whether single pollutant exceed standard, Detection results is good, it is prone to observe, design ingenious, improve the market competitiveness, reached simple in construction, the reasonable in design and purpose of good looking appearance.
Accompanying drawing explanation
The detailed description with reference to the following drawings, non-limiting example made by reading, the other features, objects and advantages of the present invention will become more apparent upon:
Fig. 1 is the structural representation of the present invention a kind of air pollution analyte detection equipment；
Fig. 2 is the printed circuit board structural representation of the present invention a kind of air pollution analyte detection equipment；
Fig. 3 is the Cleaning Principle block diagram of the present invention a kind of air pollution analyte detection equipment；
Fig. 4 is the result displaying principle block diagram of the present invention a kind of air pollution analyte detection equipment；
In figure: 1-main body, 2-printed circuit board, 10-the first LED, 11-the second LED, 12-SO 2 sensor, 13-suspended particulate substance sensor, 14-NOx sensor, 15-organic compound sensor, 16-sulfur dioxide detection button, 17-particle analyte detection button, 18-nitrogen oxides detection button, 19-organic compound analyte detection button, 21-coded modulation unit, 22-photoelectricity amplifying unit, 23-demodulating unit, 24-single-chip microcomputer, 25-relay, 26-battery, 27-bin.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with detailed description of the invention, the present invention is expanded on further.
nullRefer to Fig. 1 to Fig. 4，The present invention provides a kind of technical scheme: a kind of air pollution analyte detection equipment，Including main body 1 and printed circuit board 2，The outer surface of main body 1 is provided with the first LED 10 and the second LED 11，Sulfur dioxide detection button 16 it is provided with below first LED 10 and the second LED 11、Particle analyte detection button 17、Nitrogen oxides detection button 18 and organic compound analyte detection button 19，Main body 1 be arranged above SO 2 sensor 12、Suspended particulate substance sensor 13、NOx sensor 14 and organic compound sensor 15，It is internal that printed circuit board 2 is arranged on main body 1，Coded modulation unit 21 it is welded with on printed circuit board 2、Photoelectricity amplifying unit 22、Demodulating unit 23、Single-chip microcomputer 24、Relay 25、Battery 26 and bin 27.
The outfan of sulfur dioxide detection button 16, the outfan of particle analyte detection button 17, the outfan of nitrogen oxides detection button 18 and the outfan of organic compound analyte detection button 19 are connected with the input of coded modulation unit, the outfan of coded modulation unit is connected with the input of photoelectricity amplifying unit, the outfan of photoelectricity amplifying unit is connected with the input of demodulating unit, the outfan of demodulating unit is connected with the input of single-chip microcomputer 24, the outfan of single-chip microcomputer 24 is connected with the input of relay 25, the outfan of relay 25 is connected with the input of battery 26, the outfan of battery 26 and the input of SO 2 sensor 12, the input of suspended particulate substance sensor 13, the input of NOx sensor 14 and the input of organic compound sensor 15 connect.
The outfan of the outfan of SO 2 sensor 12, the outfan of suspended particulate substance sensor 13, the outfan of NOx sensor 14 and organic compound sensor 15 is connected with the input of single-chip microcomputer 24, the outfan of single-chip microcomputer 24 is connected with the input of relay 25, the outfan of relay 25 is connected with the input of battery 26, the outfan of battery 26 and the input of the input of the first LED 10 and the second LED 11 connect, and single-chip microcomputer 24 is bi-directionally connected with bin 27.
nullSO 2 sensor 12 is used for detecting the aerial concentration of sulfur dioxide near main body 1，And the transmission of this concentration information is further processed to single-chip microcomputer 24，Suspended particulate substance sensor 13 is used for detecting the aerial concentration of suspended particulate substance near main body 1，Such as dust or smog or PM10 or PM2.5，And the transmission of this concentration information is further processed to single-chip microcomputer 24，NOx sensor 14 is used for detecting the aerial concentration of nitrogen oxides near main body 1，Such as nitric oxide or nitrogen dioxide nitrogen oxides，And the transmission of this concentration information is further processed to single-chip microcomputer 24，Organic compound sensor 15 is used for detecting the aerial concentration of organic compound near main body 1，Such as benzene or Hydrocarbon or formaldehyde，And the transmission of this concentration information is further processed to single-chip microcomputer 24.
Before real work, staff can input the marginal value of the marginal value of sulfur dioxide concentration, the marginal value of suspended particulate matter concentration, the marginal value of nitrous oxides concentration and organic compound concentrations in bin 27.
nullA kind of embodiment as the present invention: near needs detection main body 1 during the aerial concentration of sulfur dioxide，User can press sulfur dioxide detection button 16，Sulfur dioxide detection button 16 sends a succession of signal after ovennodulation by coding and modulating unit 21，This signal is after photoelectricity amplifying unit receives 22，Demodulated by demodulating unit 23，Digit pulse after output demodulation is in single-chip microcomputer 24，Because the corresponding different pulse of each button，Therefore identify different pulses and just can recognize that different buttons，Single-chip microcomputer 24 is after identification completes，By controlling relay 25，Then control battery 26 and flow through the break-make of SO 2 sensor 12 electric current，Thus control SO 2 sensor 12 and work，Detect the aerial concentration of sulfur dioxide near main body 1，And send to single-chip microcomputer 24，Single-chip microcomputer 24 by be stored in sulfur dioxide concentration marginal value in bin 27 and contrast，If higher than this marginal value，Then by controlling relay 25，Then control battery 26 and flow through the break-make of the first LED 10 electric current，Thus control the first LED 10 and light，If less than this marginal value，Then by controlling relay 25，Then control battery 26 and flow through the break-make of the second LED 11 electric current，Thus control the second LED 11 and light.
nullAnother kind of embodiment as the present invention: near needs detection main body 1 during the aerial concentration of suspended particulate substance，User can press particle analyte detection button 17，Particle analyte detection button 17 sends a succession of signal after ovennodulation by coding and modulating unit 21，This signal is after photoelectricity amplifying unit 22 receives，Demodulated by demodulating unit 23，Digit pulse after output demodulation is in single-chip microcomputer 24，Because the corresponding different pulse of each button，Therefore identify different pulses and just can recognize that different buttons，Single-chip microcomputer 24 is after identification completes，By controlling relay 25，Then control battery 26 and flow through the break-make of suspended particulate substance sensor 13 electric current，Thus control suspended particulate substance sensor 13 and work，Detect the aerial concentration of suspended particulate substance near main body 1，And send to single-chip microcomputer 24，Single-chip microcomputer 24 by be stored in suspended particulate matter concentration marginal value in bin 27 and contrast，If higher than this marginal value，Then by controlling relay 25，Then control battery 26 and flow through the break-make of the first LED 10 electric current，Thus control the first LED 10 and light，If less than this marginal value，Then by controlling relay 25，Then control battery 26 and flow through the break-make of the second LED 11 electric current，Thus control the second LED 11 and light.
nullAnother kind of embodiment as the present invention: near needs detection main body 1 during the aerial concentration of nitrogen oxides，User can press nitrogen oxides detection button 18，Nitrogen oxides detection button 18 sends a succession of signal after ovennodulation by coding and modulating unit 21，This signal is after photoelectricity amplifying unit connects 22 receipts，Demodulated by demodulating unit 23，Digit pulse after output demodulation is in single-chip microcomputer 24，Because the corresponding different pulse of each button，Therefore identify different pulses and just can recognize that different buttons，Single-chip microcomputer 24 is after identification completes，By controlling relay 25，Then control battery 26 and flow through the break-make of NOx sensor 14 electric current，Thus control NOx sensor 14 and work，Detect the aerial concentration of nitrogen oxides near main body 1，And send to single-chip microcomputer 24，Single-chip microcomputer 24 by be stored in nitrous oxides concentration marginal value in bin 27 and contrast，If higher than this marginal value，Then by controlling relay 25，Then control battery 26 and flow through the break-make of the first LED 10 electric current，Thus control the first LED 10 and light，If less than this marginal value，Then by controlling relay 25，Then control battery 26 and flow through the break-make of the second LED 11 electric current，Thus control the second LED 11 and light.
nullAnother kind of embodiment as the present invention: near needs detection main body 1 during the aerial concentration of organic compound，User can press organic compound analyte detection button 19，Organic compound analyte detection button 19 sends a succession of signal after ovennodulation by coding and modulating unit 21，This signal is after photoelectricity amplifying unit 22 receives，Demodulated by demodulating unit 23，Digit pulse after output demodulation is in single-chip microcomputer 24，Because the corresponding different pulse of each button，Therefore identify different pulses and just can recognize that different buttons，Single-chip microcomputer 24 is after identification completes，By controlling relay 25，Then control battery 26 and flow through the break-make of organic compound sensor 15 electric current，Thus control organic compound sensor 15 and work，Detect the aerial concentration of organic compound near main body 1，And send to single-chip microcomputer 24，Single-chip microcomputer 24 by be stored in organic compound concentrations marginal value in bin 27 and contrast，If higher than this marginal value，Then by controlling relay 25，Then control battery 26 and flow through the break-make of the first LED 10 electric current，Thus control the first LED 10 and light，If less than this marginal value，Then by controlling relay 25，Then control battery 26 and flow through the break-make of the second LED 11 electric current，Thus control the second LED 11 and light.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described, to those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing from the spirit or essential characteristics of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in the present invention.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (5)
1. an air pollution analyte detection equipment, including main body and printed circuit board, it is characterized in that: the outer surface of described main body is provided with the first LED and the second LED, sulfur dioxide detection button it is provided with below described first LED and the second LED, particle analyte detection button, nitrogen oxides detection button and organic compound analyte detection button, described main body be arranged above SO 2 sensor, suspended particulate substance sensor, NOx sensor and organic compound sensor, described printed circuit board is arranged on body interior, it is welded with coded modulation unit on described printed circuit board, photoelectricity amplifying unit, demodulating unit, single-chip microcomputer, relay, battery and bin；
The outfan of described sulfur dioxide detection button, the outfan of particle analyte detection button, the outfan of nitrogen oxides detection button and the outfan of organic compound analyte detection button are connected with the input of coded modulation unit, the outfan of described coded modulation unit is connected with the input of photoelectricity amplifying unit, the described outfan of photoelectricity amplifying unit is connected with the input of demodulating unit, the outfan of described demodulating unit is connected with the input of single-chip microcomputer, the outfan of described single-chip microcomputer is connected with the input of relay, the outfan of described relay is connected with the input of battery, the outfan of described battery and the input of SO 2 sensor, the input of suspended particulate substance sensor, the input of NOx sensor and the input of organic compound sensor connect；
The outfan of described SO 2 sensor, the outfan of suspended particulate substance sensor, the outfan of NOx sensor and the outfan of organic compound sensor are connected with the input of single-chip microcomputer, the outfan of described single-chip microcomputer is connected with the input of relay, the outfan of described relay is connected with the input of battery, the outfan of described battery and the input of the input of the first LED and the second LED connect, and described single-chip microcomputer is bi-directionally connected with bin.
A kind of air pollution analyte detection equipment the most according to claim 1, it is characterised in that: described SO 2 sensor is used for detecting the aerial concentration of sulfur dioxide near main body, and the transmission of this concentration information is further processed to single-chip microcomputer.
A kind of air pollution analyte detection equipment the most according to claim 1, it is characterized in that: described suspended particulate substance sensor is used for detecting the aerial concentration of suspended particulate substance near main body, such as dust or smog or PM10 or PM2.5, and the transmission of this concentration information is further processed to single-chip microcomputer.
A kind of air pollution analyte detection equipment the most according to claim 1, it is characterized in that: described NOx sensor is used for detecting the aerial concentration of nitrogen oxides near main body, such as nitric oxide or nitrogen dioxide nitrogen oxides, and the transmission of this concentration information is further processed to single-chip microcomputer.
A kind of air pollution analyte detection equipment the most according to claim 1, it is characterized in that: described organic compound sensor is used for detecting the aerial concentration of organic compound near main body, such as benzene or Hydrocarbon or formaldehyde, and the transmission of this concentration information is further processed to single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610535919.XA CN105911232B (en) | 2016-07-09 | 2016-07-09 | A kind of air pollutants detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610535919.XA CN105911232B (en) | 2016-07-09 | 2016-07-09 | A kind of air pollutants detection device |
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| CN105911232A true CN105911232A (en) | 2016-08-31 |
| CN105911232B CN105911232B (en) | 2017-12-08 |
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| CN201610535919.XA Active CN105911232B (en) | 2016-07-09 | 2016-07-09 | A kind of air pollutants detection device |
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| CN109283294A (en) * | 2018-10-10 | 2019-01-29 | 福建省中卫安职业卫生工程科学研究院 | A kind of in-vehicle air pollution detection device |
| CN111562588A (en) * | 2019-02-13 | 2020-08-21 | 英飞凌科技股份有限公司 | Method, apparatus and computer program for detecting the presence of atmospheric particles |
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| Publication number | Publication date |
|---|---|
| CN105911232B (en) | 2017-12-08 |
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Effective date of registration: 20190515 Address after: Room 608, Building E, 606 Ningliu Road, Nanjing Chemical Industrial Park, Nanjing, Jiangsu Province, 210000 Patentee after: Nanjing Lanbo Environmental Monitoring Co., Ltd. Address before: 528402 Lianxing Building 903, No. 8 Liantang East Road, Shiqi District, Zhongshan City, Guangdong Province Patentee before: Xia Baizhan |