CN203772688U - Wireless haze intensity monitoring device based on photoelectric detection technology - Google Patents
Wireless haze intensity monitoring device based on photoelectric detection technology Download PDFInfo
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- CN203772688U CN203772688U CN201420073149.8U CN201420073149U CN203772688U CN 203772688 U CN203772688 U CN 203772688U CN 201420073149 U CN201420073149 U CN 201420073149U CN 203772688 U CN203772688 U CN 203772688U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 31
- 238000005516 engineering process Methods 0.000 title claims abstract description 22
- 238000001514 detection method Methods 0.000 title abstract 2
- 239000004065 semiconductor Substances 0.000 claims abstract description 15
- 238000005070 sampling Methods 0.000 claims description 39
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
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- 239000002245 particle Substances 0.000 claims description 5
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- 239000000463 material Substances 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
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- 238000012544 monitoring process Methods 0.000 description 9
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
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- 238000002835 absorbance Methods 0.000 description 1
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- 238000004887 air purification Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
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- 239000000919 ceramic Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
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- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a wireless haze intensity monitoring device based on a photoelectric detection technology. The wireless haze intensity monitoring device is characterized by consisting of a monitoring device and an information module, wherein the monitoring device comprises a gas chamber main body, a semiconductor laser device with a collimating lens, a photoelectric receiver, a first main control module and a first data transmitting and receiving module; the semiconductor laser device with the collimating lens is arranged on the inner surface of the one side of the gas chamber main body; the photoelectric receiver is arranged on the inner surface of the opposite side of the gas chamber main body and is connected with the first main control module; the first main control module is connected with the first data transmitting and receiving module; the information module comprises a second data transmitting and receiving module, a second main control module, a display module and an operating module; the second data transmitting and receiving module is connected with the second main control module; the second main control module is connected with the display module and the operating module; the display module is connected in a wireless connection manner. Therefore, real-time wireless checking on haze intensity on site can be realized so as to remind people of taking timely protection and traveling safety warning measures.
Description
Technical field
The utility model relates to the haze intensity wireless monitoring device based on photoelectric detecting technology, possession face weather monitoring technical field.
Background technology
Along with the development of process of industrialization, haze weather problems is also progressively outstanding.Haze weather in recent years continues long, badly influence people's activity in production, the intensity size of haze directly has influence on people's healthy and traffic safety, in order to alleviate haze contamination hazard, first will be to haze intensity monitoring, the source of finding exactly haze to produce, and being controlled, real-time reminding people protection in time also provides condition precedent for air purification.
At present, China is mainly by PM2.5 research station and the various sensors that utilize weather satellite to carry, receive and measure the information such as the earth and atmospheric visible ray thereof, infrared and microwave, the picture signal that satellite is transmitted in land station is processed and is calculated, and obtains the information such as distribution, intensity of haze.People mainly understand for urban area and broad regions haze strength information by weather forecast, are not specifically related to the accurate information of region haze intensity among a small circle.The product of selling on the market relevant haze monitoring, wherein PM2.5 monitor is expensive, after service time is long, because particle adheres to instrument, has reduced measurement precision.
Summary of the invention
The purpose of this utility model is to overcome prior art defect, and a kind of haze intensity wireless monitoring device based on photoelectric detecting technology is provided.
For achieving the above object, the utility model completes by following structure: the haze intensity wireless monitoring device based on photoelectric detecting technology is comprised of air chamber main body and information module;
In air chamber main body, have three independently sealed cavities, wherein the sidepiece cavity of air chamber main body is daylighting chamber, and the upper cavity of air chamber main body is sampling air chamber (3), and the lower cavity of air chamber main body is standard air chamber (6); Sampling air chamber (3) sidepiece and standard air chamber (6) sidepiece respectively communicate with daylighting chamber by a light inlet, and a transparent glass (8) is respectively equipped with at each light inlet place,
The sidepiece of daylighting chamber is equipped with the semiconductor laser (1) with collimation lens, beam splitter (7) is equipped with on the top of daylighting chamber, catoptron (10) is equipped with in the bottom of daylighting chamber, beam splitter (7) is located at transparent glass (8) that sampling air chamber (3) enters light one side below, catoptron (10) is located at transparent glass (8) that standard air chamber (6) enters light one side below
Getter device (2) is equipped with at sampling air chamber (3) top, getter device (2) communicates with sampling air chamber (3), bottom sidepiece in sampling air chamber (3) is provided with a sample gas outlet (4) and a photelectric receiver (5) is housed, plated film plane mirror (12) is equipped with in the left and right sides, inside of sampling air chamber (3)
Standard air chamber (6) sidepiece respectively communicates with daylighting chamber by a transparent glass (8) light inlet place, plated film plane mirror (12) is equipped with in the left and right sides, inside of standard air chamber (6), and the bottom inside in standard air chamber (6) is equipped with a photelectric receiver (5);
Described photelectric receiver (5) is connected with the first main control module, and the first main control module is connected with the first data transmit-receive module;
Information module is comprised of the second logarithmic data transceiver module, the second main control module, display module and operational module, the second logarithmic data transceiver module is connected with the second main control module, the second main control module is connected with operational module with display module, and display module band shows and wireless connections mode; Information module is contained in position, space, daylighting chamber;
Catoptron depth of parallelism controller (9) is arranged on sampling air chamber (3) and standard air chamber (6) right side plated film plane mirror (12) below and position between main body air chamber right plate.
Photelectric receiver (5), catoptron depth of parallelism controller (9), with the semiconductor laser (1) of collimation lens and information module by wire and electric former connection.
Described plated film plane mirror (12) is aluminizer plane mirror, and it is smooth, continuously and the fine and close titania of uniform particles that aluminizer planar mirror surface scribbles layer of surface.
Described catoptron depth of parallelism controller (9) is the driver of making by the inverse piezoelectric effect of piezoceramic material.
Getter device (2) has two side mouth in left and right.
Semiconductor laser (1) with collimation lens can produce infrared laser.
The information module data transmit-receive module of described display module through connecting receives data, and by Single-chip Controlling and show the haze intensity of current correspondence, display module has wireless receiving function Presentation Function simultaneously.
The standard dry air of purification is housed in described standard air chamber (6).
Described air chamber main body exterior bottom is equipped with four shock attenuation devices (11).
The utlity model has working stability, can be quick, convenient, accurate, in real time, on the spot carry out haze intensity monitoring, it is with low cost, each monitored area that can distribute widely can be able to widespread use in weather monitoring and people's life.
Accompanying drawing explanation
Fig. 1 is the gas main chamber structural representation of the haze intensity wireless monitoring device of the utility model based on photoelectric detecting technology.
Fig. 2 is the light path line chart of the haze intensity wireless monitoring device gas main chamber inside of the utility model based on photoelectric detecting technology.
Fig. 3 is each parts annexation schematic block diagram of the haze intensity wireless monitoring device of the utility model based on photoelectric detecting technology.
Wherein: 1-is with the semiconductor laser of collimation lens, 2-getter device, the 3-air chamber of sampling, the outlet of 4-sample gas, 5-photelectric receiver, 6-standard air chamber, 7-beam splitter, 8-transparent glass, 9-catoptron depth of parallelism controller, 10-catoptron, 11-shock attenuation device, 12-plated film plane mirror.
Embodiment
The haze intensity wireless monitoring device of the utility model based on photoelectric detecting technology is by being comprised of air chamber main body and information module;
In air chamber main body, have three independently sealed cavities, wherein the sidepiece cavity of air chamber main body is daylighting chamber, and the upper cavity of air chamber main body is sampling air chamber 3, and the lower cavity of air chamber main body is standard air chamber 6; Sampling air chamber 3 sidepieces and standard air chamber 6 sidepieces respectively communicate with daylighting chamber by a light inlet, and a transparent glass 8 is respectively equipped with at each light inlet place,
The sidepiece of daylighting chamber is equipped with the semiconductor laser 1 with collimation lens, beam splitter 7 is equipped with on the top of daylighting chamber, catoptron 10 is equipped with in the bottom of daylighting chamber, beam splitter 7 is located at sampling air chamber 3 and is entered after the transparent glass 8 of light one side, catoptron 10 is located at after the transparent glass 8 that standard air chamber 6 enters light one side
Getter device 2 is equipped with at sampling air chamber 3 tops, getter device 2 communicates with sampling air chamber 3, bottom sidepiece in sampling air chamber 3 is provided with a sample gas outlet 4 and a photelectric receiver 5 is housed, and plated film plane mirror 12 is equipped with in the left and right sides, inside of sampling air chamber 3
Standard air chamber 6 sidepieces respectively communicate with daylighting chamber by a transparent glass 8 light inlet places, and plated film plane mirror 12 is equipped with in the left and right sides, inside of standard air chamber 6, and the bottom inside in standard air chamber 6 is equipped with a photelectric receiver 5;
Described photelectric receiver 5 is connected with the first main control module, and the first main control module is connected with the first data transmit-receive module;
Information module is comprised of the second logarithmic data transceiver module, the second main control module, display module and operational module, the second logarithmic data transceiver module is connected with the second main control module, the second main control module is connected with operational module with display module, and display module band shows and wireless connections mode; Information module is contained in position, space, daylighting chamber;
Catoptron depth of parallelism controller 9 is arranged on position after sampling air chamber 3 and standard air chamber 6 right side plated film plane mirrors 12 and between main body air chamber right plate.
Photelectric receiver 5, catoptron depth of parallelism controller 9, with the semiconductor laser of collimation lens) and information module by wire and electric former connection.
Monitoring device mainly comprises semiconductor laser 1, air chamber main body, photelectric receiver 5, amplification shaping, A/D conversion, main control module, data transmit-receive module, the catoptron depth of parallelism controller 9 with collimation lens; Information module comprises: data transmit-receive module, main control module, display module and operational module;
Described air chamber main body exterior bottom is equipped with four shock attenuation devices 11, to prevent because of vibration effect monitoring device operating accuracy.
Described air chamber main body mainly comprises: standard air chamber 6 and sampling air chamber 3;
The standard dry air of purification is wherein housed in standard air chamber 6, the effect of standard air chamber 6: the one, effectively suppressed to generate heat after band collimation lens semiconductor laser longevity of service, the laser output power fluctuation bringing and the monitoring error that causes, the 2nd, can weaken light and absorb at sampling air mass and normal air identical component the monitoring error of bringing.
During work, gather haze air mass and by the left and right sides opening of getter device 2, enter sampling air chamber 3 in real time, through air-flow buffer, evenly enter in sampling air chamber 3, this is beneficial to gathered haze air mass sample and is evenly distributed in sampling air chamber 3, the haze air mass that gathers distributes more equably, more be beneficial to the precision that improve to detect data, the last institute haze air mass that gathers process sample gas exports 4 exits outflows.
Plated film plane mirror (aluminizer plane mirror) 12 is all equipped with in sampling air chamber 3 and standard air chamber 6 inwall both sides, and object is to improve the reflectivity of 10 reflective infrared laser of catoptron, reduces the loss of infrared laser in sampling air chamber 3 and standard air chamber 6.
Wherein aluminizer plane mirror 12, because the aluminium film surface without protection can generate the thin aluminium oxide rete of one deck in air chamber main body, thereby cause its reflectivity to pass in time rapid decline.Therefore in aluminium film outside, add again the titania that layer of surface is smooth, continuous, uniform particles is fine and close, play a protective role;
Semiconductor laser 1 with collimation lens can produce infrared laser.
Haze comprises mist and haze, and its principal ingredient is water, sulphuric dioxide, oxides of nitrogen and pellet, and its principal ingredient is more concentrated in the peak absorbance spectral line region of infrared wavelength range;
Its mid-infrared laser forms Ray Of Light after collimation lens, after through beam splitter 7, obtain the light that two-way light intensity is identical;
Wherein a road light enters in sampling air chamber 3 by the transparent glass 8 of sampling air chamber 3;
Wherein another road light is after catoptron 10, then passes through in the transparent glass 8 Engage of standard air chambers 6 of standard air chamber 6;
Two-way light carries out after multiple reflections refraction respectively in standard air chamber 6 and 3 two air chambers of sampling air chamber, is finally irradiated on photelectric receiver 5 corresponding with light in air chamber separately; The geometry distance of walking in 2 air chambers by catoptron depth of parallelism controller 9 adjustment work light is identical.
If haze Strength Changes, the light that light source sends is increased by the absorption of haze particle and reflection, and the light intensity that arrives photelectric receiver 5 also can change, thereby causes the strong and weak variation of having of photodetector output signal;
Described photodetector is to adopt photoelectric sensor to be operated in the photodiode of the range of linearity;
Wherein photodetector detects the variation of its light intensity receiving, by the variation of light intensity being converted to the variation of electric signal; Again signal is amplified to the single-chip microcomputer that flows to main control module after shaping, A/D conversion and carry out data processing;
The data obtained result is that the difference of standard air chamber 6 electric signal D2 and sampling air chamber 3 electric signal D1 is obtained to Q, i.e. D2-D1=Q, and known Q >=0, and Q value and haze intensity are linear;
Wherein to change be by ADC0804 chip, to be core change-over circuit forms to A/D;
Described main control module is that STC12C5A60S2 single-chip microcomputer is the minimum system formation of core;
Described data transmit-receive module is to take the transmission circuit that SI4432 is core, utilize SI4432 radio transmitting and receiving chip volume little, low in energy consumption, be operated in 240-960MHZ band limits, and there is can the reach+advantages such as 20DBm of peak power output, met the miniaturization of module, low in energy consumption, the strong requirement of transmission performance;
Described display module is that the data transmit-receive module of information module receives data, by Single-chip Controlling and show the corresponding haze intensity of current Q value, realizes wireless receiving Presentation Function;
Described catoptron depth of parallelism controller 9 is drivers of making by the inverse piezoelectric effect of piezoceramic material.The depth of parallelism of utilize that its precision is high, fast response time, displacement resolution advantages of higher being adjusted plated film plane mirror 12, the depth of parallelism that has solved the plated film plane mirror 12 causing due to the main chamber's deformation of influence of temperature change gas changes the monitoring error problem bringing;
Described control module is: the transceiver module by information module wirelessly sends to monitoring device by control signal, the Single-chip Controlling catoptron depth of parallelism controller 9 of monitoring device, change the driving circuit voltage swing of piezoelectric ceramics, reach 10 angles of accurate control catoptron and precision and adjust plated film plane mirror 12.
As shown in Figure 3, each functions of modules block diagram of haze intensity wireless monitoring device based on photoelectric detecting technology, places haze area to be monitored by the monitoring device with shock attenuation device 11;
As shown in Figure 1, the gas main chamber outside drawing of the haze intensity wireless monitoring device based on photoelectric detecting technology, the haze air mass sample that gathers by after getter device 2, through cushioning after being evenly full of sampling air chamber 3, from sample gas outlet 4, go out;
As shown in Figure 2, the haze intensity wireless monitoring device gas main chamber interior lights route map based on photoelectric detecting technology.The laser emitting with the semiconductor laser 1 of collimation lens obtains two-way laser after by beam splitter 7, and a Reuter crosses transparent glass 8 and enters sampling air chamber 3, and another road sees through transparent glass 8 Engage of standard air chambers 6 after reflective mirror;
Laser is being irradiated on photelectric receiver 5 respectively after multiple reflections between 2 air chambers plated film plane mirror 12;
The light intensity signal that photelectric receiver 5 senses is converted into electric signal, through amplifying shaping, A/D conversion, data processing, obtains sampling output D1 and standard output signals D2, by the difference value of obtaining Q of D2 and D1, that is: and D2-D1=Q, the Q value that Real-Time Monitoring obtains;
Data transmit-receive module by monitoring device sends data, and information module data transmit-receive module receives data, by Single-chip Controlling display module, demonstrates haze strength information corresponding to current Q value;
Information module or information screen can be carried, wirelessly check in real time, understand local haze intensity on the spot, prompting people properly protect and safety warning in time, and environmental administration or environmental protection volunteer etc. also can take because of the suitable purified treatment environmental protection scheme in ground according to haze strength information in real time, on the spot;
By control module controlled in wireless catoptron depth of parallelism controller 9, reach precision and adjust plated film plane mirror 12 depth of parallelisms.
Claims (8)
1. the haze intensity wireless monitoring device based on photoelectric detecting technology, is characterized in that haze intensity wireless monitoring device is comprised of air chamber main body and information module;
In air chamber main body, have three independently sealed cavities, wherein the sidepiece cavity of air chamber main body is daylighting chamber, and the upper cavity of air chamber main body is sampling air chamber (3), and the lower cavity of air chamber main body is standard air chamber (6); Sampling air chamber (3) sidepiece and standard air chamber (6) sidepiece respectively communicate with daylighting chamber by a light inlet, and a transparent glass (8) is respectively equipped with at each light inlet place,
The sidepiece of daylighting chamber is equipped with the semiconductor laser (1) with collimation lens, beam splitter (7) is equipped with on the top of daylighting chamber, catoptron (10) is equipped with in the bottom of daylighting chamber, beam splitter (7) is located at transparent glass (8) that sampling air chamber (3) enters light one side below, catoptron (10) is located at transparent glass (8) that standard air chamber (6) enters light one side below
Getter device (2) is equipped with at sampling air chamber (3) top, getter device (2) communicates with sampling air chamber (3), bottom sidepiece in sampling air chamber (3) is provided with a sample gas outlet (4) and a photelectric receiver (5) is housed, plated film plane mirror (12) is equipped with in the left and right sides, inside of sampling air chamber (3)
Standard air chamber (6) sidepiece respectively communicates with daylighting chamber by a transparent glass (8) light inlet place, plated film plane mirror (12) is equipped with in the left and right sides, inside of standard air chamber (6), and the bottom inside in standard air chamber (6) is equipped with a photelectric receiver (5);
Described photelectric receiver (5) is connected with the first main control module, and the first main control module is connected with the first data transmit-receive module;
Information module is comprised of the second logarithmic data transceiver module, the second main control module, display module and operational module, the second logarithmic data transceiver module is connected with the second main control module, the second main control module is connected with operational module with display module, and display module band shows and wireless connections mode; Information module can be contained in position, space, daylighting chamber;
Catoptron depth of parallelism controller (9) is arranged on sampling air chamber (3) and standard air chamber (6) right side plated film plane mirror (12) below and position between main body air chamber right plate;
Photelectric receiver (5), catoptron depth of parallelism controller (9), with the semiconductor laser (1) of collimation lens and information module by wire and electric former connection.
2. the haze intensity wireless monitoring device based on photoelectric detecting technology according to claim 1, it is characterized in that described plated film plane mirror (12) is aluminizer plane mirror, it is smooth, continuously and the fine and close titania of uniform particles that aluminizer planar mirror surface scribbles layer of surface.
3. the haze intensity wireless monitoring device based on photoelectric detecting technology according to claim 1, is characterized in that described catoptron depth of parallelism controller (9) is the driver of making by the inverse piezoelectric effect of piezoceramic material.
4. the haze intensity wireless monitoring device based on photoelectric detecting technology according to claim 1, is characterized in that getter device (2) has two side mouth in left and right.
5. the haze intensity wireless monitoring device based on photoelectric detecting technology according to claim 2, is characterized in that the semiconductor laser (1) with collimation lens can produce infrared laser.
6. the haze intensity wireless monitoring device based on photoelectric detecting technology according to claim 1, it is characterized in that the information module data transmit-receive module of described display module through connecting receives data, by Single-chip Controlling and show the haze intensity of current correspondence, display module has wireless receiving function Presentation Function simultaneously.
7. the haze intensity wireless monitoring device based on photoelectric detecting technology according to claim 1, is characterized in that being equipped with in described standard air chamber (6) the standard dry air of purification.
8. the haze intensity wireless monitoring device based on photoelectric detecting technology according to claim 1, is characterized in that described air chamber main body exterior bottom is equipped with four shock attenuation devices (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420073149.8U CN203772688U (en) | 2014-02-20 | 2014-02-20 | Wireless haze intensity monitoring device based on photoelectric detection technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420073149.8U CN203772688U (en) | 2014-02-20 | 2014-02-20 | Wireless haze intensity monitoring device based on photoelectric detection technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036940A (en) * | 2015-12-28 | 2017-08-11 | 松下知识产权经营株式会社 | Particle detection sensor |
| CN109870391A (en) * | 2019-03-11 | 2019-06-11 | 北京环境特性研究所 | Haze weather condition simulator and method for optical target characteristic research |
-
2014
- 2014-02-20 CN CN201420073149.8U patent/CN203772688U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036940A (en) * | 2015-12-28 | 2017-08-11 | 松下知识产权经营株式会社 | Particle detection sensor |
| CN109870391A (en) * | 2019-03-11 | 2019-06-11 | 北京环境特性研究所 | Haze weather condition simulator and method for optical target characteristic research |
| CN109870391B (en) * | 2019-03-11 | 2022-03-25 | 北京环境特性研究所 | Haze weather condition simulation device and method for optical target characteristic research |
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