CN103245616A - Optical path measuration reflection unit for environmental monitoring - Google Patents
Optical path measuration reflection unit for environmental monitoring Download PDFInfo
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- CN103245616A CN103245616A CN2012100326948A CN201210032694A CN103245616A CN 103245616 A CN103245616 A CN 103245616A CN 2012100326948 A CN2012100326948 A CN 2012100326948A CN 201210032694 A CN201210032694 A CN 201210032694A CN 103245616 A CN103245616 A CN 103245616A
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- reflection unit
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Abstract
The invention provides an optical path measuration reflection unit for environmental monitoring. The optical path measuration reflection unit comprises a substrate, a reflector element arranged on the substrate, an air supply unit arranged on the substrate, and a heating unit arranged on the substrate, wherein the air supply unit blows towards the direction of the reflector element, the heating unit is arranged on the substrate and positioned between the reflector element and the air supply unit, and can enable wind blown by the air supply unit to be heated by the heating unit and then return to the reflector element. Through air blowing of the air supply unit towards the reflector element, shielding of air flow is formed, so that dust is prevented from attaching to the reflector element, the heating unit enables temperature of the wind blown from the air supply unit to be increased, plays the role of evapotranspiration of steam, and greatly reduces the chance that the reflector element is polluted, so that the service life of the device is prolonged, and an accurate measurement result is maintained.
Description
Technical field
The present invention relates to a kind of environment monitoring device, the optical path that particularly relates to a kind of environmental monitoring measures reflection unit.
Background technology
Consult Fig. 1 and Fig. 2, be existing fourier-transform infrared linear light spectrometer 1 (FTIR) for detection of air quality, comprise the transmitter 11 of launching Infrared, reach a reverberator 2 for reflective infrared light, this reverberator 2 comprises that a housing 21, is located at the enclosing cover 22 on this housing 21, and a reflector element 23 of being located in this housing 21.Wherein, this enclosing cover 22 has one makes this reflector element 23 and the extraneous opening 222 that communicates, and this reflector element 23 has several against the reflecting element of arranging 231, and each reflecting element 231 comprises three eyeglasses that are perpendicular to one another 232.
After Infrared is by these transmitter 11 emissions, through behind the opening 222 of this reverberator 2, by the eyeglass 232 of the reflecting element 231 of this reverberator 2 with this transmitter 11 of Infrared reflected back, and this Infrared on emission and reflection paths with after gas contacts, the specific frequency of Infrared can be by gas absorption, and gas with various has different absorption frequencies, therefore the Infrared of this transmitter 11 of reflected back by analysis after, energy under characteristic frequency can be decayed, so can be according to the characteristic frequency of decay, and the number of damping capacity, type and the concentration of judgement gas.
So above-mentioned fourier-transform infrared linear light spectrometer 1 is usually used in the periphery as manufacturing district, large-scale petrochemical factory, steel plant, contour air shed, airport, be used for the monitoring air quality, harmful poisonous gas is particularly avoided toxic gas to leak and is influenced personnel's safety.And for accurate measurement is arranged, each reflecting element 231 of this reverberator 2 needs to keep clean, but because this reverberator 2 is to use in high air shed, therefore very become easily infected by dustiness on the eyeglass 232 of each reflecting element 231, or industry normal use as strong acid, the contour corrosive gas of highly basic, the plated film of described reflecting element 231 is easily peeled off, and TaiWan, China is the island weather of a rainy type, the ambient humidity height, so the generation of aqueous vapor is also arranged on the described reflecting element 231 easily, the above-mentioned surface of described reflecting element 231 of all causing is dirty, be vulnerable to erosion and influence reflecting effect, so the serviceable life of described reflecting element 231 is short, replacing frequency height, the expenditure that raises the cost.
Summary of the invention
The object of the present invention is to provide a kind of optical path that improves the environmental monitoring in serviceable life to measure reflection unit.
The optical path of environmental monitoring of the present invention measures reflection unit, and comprise a substrate, one and be located at the reflector element on this substrate, a blowing unit of being located on this substrate, and a heating unit of being located on this substrate.
This reflector element comprises that several are the reflecting element that array is arranged, each reflecting element comprises three eyeglasses that are perpendicular to one another, each eyeglass has a reflecting surface that is coated with metal and is used for reflection, and the reflecting surface of three eyeglasses of each reflecting element is in the same side.
This blowing unit is towards the direction blowing of this reflector element.This heating unit is located on this substrate and is positioned between this reflector element and blowing unit.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, the optical path of aforesaid environmental monitoring measures reflection unit, and wherein, this blowing unit comprises a fan blower, and this fan blower has one towards the air outlet of this reflector element.
Preferably, the optical path of aforesaid environmental monitoring measures reflection unit, wherein, this heating unit comprises that several are electrically connected and spaced heating plate with extraneous power supply, forms one between per two adjacent heating plates by the gap of this blowing unit towards this reflector element extension.
Preferably, the optical path of aforesaid environmental monitoring measures reflection unit, wherein, this optical path measures reflection unit and also comprises a casing, this substrate, reflector element, blowing unit, all be to be located in this casing with this heating unit, this casing comprises an opening that makes this reflector element can receive external light source.
Preferably, the optical path of aforesaid environmental monitoring measures reflection unit, wherein, this optical path measures reflection unit and also comprises one and be located on this substrate and in order to the sensing member of sensitive context humidity, this sensing member is electrically connected with this heating unit, when this sensing member sensitive context humidity greater than enabling this heating unit automatically once setting humidity.
Preferably, the optical path of aforesaid environmental monitoring measures reflection unit, and wherein, this optical path measures reflection unit and also comprises one and be electrically connected with this heating unit, and the confession user gauge tap of manually enabling this heating unit.
Preferably, the optical path of aforesaid environmental monitoring measures reflection unit, wherein, and this reflector element reflects infrared light.
Preferably, the optical path of aforesaid environmental monitoring measures reflection unit, and wherein, the metal that plates on each reflecting element of reflector element is gold.
Preferably, the optical path of aforesaid environmental monitoring measures reflection unit, and wherein, the metal that plates on each reflecting element of reflector element is silver.
Preferably, the optical path of aforesaid environmental monitoring measures reflection unit, and wherein, the metal that plates on each reflecting element of reflector element is gold-plated again after earlier silver-plated.
Beneficial effect of the present invention is: dry towards this reflector element by this blowing unit, form the shielding of air-flow, avoid dustiness to be stained with and overlay on the described reflecting element, and the wind that this heating unit blows out blowing unit improves temperature, the effect that aqueous vapor is evapotranspired is arranged, thus, significantly reduce the chance that described reflecting element is polluted, increase serviceable life, keep accurate measurement.
Description of drawings
Fig. 1 is a cut-open view, and an existing fourier-transform infrared linear light spectrometer is described;
Fig. 2 is a front elevation, a reverberator of fourier-transform infrared linear light spectrometer in the key diagram 1;
Fig. 3 is a front elevation, shows that the optical path of environmental monitoring of the present invention measures a preferred embodiment of reflection unit;
Fig. 4 is a cut-open view, and the aspect of the reflecting element in this preferred embodiment is described;
Fig. 5 is a cut-open view; The use aspect of this preferred embodiment is described.
Embodiment
The present invention is described in detail below in conjunction with drawings and Examples.
Consult Fig. 3, measure the preferred embodiment of reflection unit 31 for the optical path of environmental monitoring of the present invention, comprising a casing 4, is located at substrates 5, in this casing 4 and is located at reflector element 6, on this substrate 5 and is located at blowing unit 7, on this substrate 5 and is located at heating unit 8, on this substrate 5 and is located at sensing member 91 on this substrate 5 and a gauge tap 92 of being located on this substrate 5.
This casing 4 comprises that one makes this reflector element 6 can receive the opening 41 of external light source.This reflector element 6 comprises that several are the reflecting element 61 that array is arranged.Cooperate and consult Fig. 4, each reflecting element 61 comprises three eyeglasses that are perpendicular to one another 611.Each eyeglass 611 has a reflecting surface 612 that is coated with metal and is used for reflecting, and the reflecting surface 612 of three eyeglasses 611 of each reflecting element 61 is in the same side, in the present embodiment, this reflector element 6 is for reflects infrared light, and the eyeglass 611 of reflector element 6 can utilize glass or stainless steel to make, and the metal of plating can be that gold, silver or first one deck plate one deck gold after silver-plated again on each reflecting element 61.
Consult Fig. 3 again, this blowing unit 7 is towards the blowing of the direction of this reflector element 6, and this blowing unit 7 comprises a fan blower 71, and this fan blower 71 has an air-out 711 towards this reflector element 6.This heating unit 8 is located on this substrate 5 and is positioned at this reflector element 6 and 7 of blowing units, this heating unit 8 comprises that several are electrically connected and spaced heating plate 81 with extraneous power supply, and 81 of per two adjacent heating plates form one by the gap 811 of this blowing unit 7 towards these reflector element 6 extensions.
This sensing member 91 is electrically connected with this heating unit 8 and sensitive context humidity, when these sensing member 91 sensitive context humidity greater than enabling this heating unit 8 automatically once setting humidity.This gauge tap 92 is electrically connected with this heating unit 8, can manually enable this heating unit 8.In the present embodiment, this setting humidity is humidity 85%, but can be according to user demand row adjustment again.
Consult Fig. 5, use an emitter 32 to measure reflection unit 31 to this optical path and launch Infrared, Infrared is via the reflecting element 61 of this reflector element 6 this emitter 32 of reflected back again, this emitter 32 is analyzed absorbed characteristic frequency and damping capacity according to the Infrared that reflects, and then judges kind and the concentration of this emitter 32 and 31 gases of optical path measurement reflection unit.
Consult Fig. 3 and Fig. 5 in the lump, and the fan blower 71 of this blowing unit 7 continues by this air-out
The gap 811 of 711 these heating units 8 of process is towards these reflector element 6 blowings, before this reflector element 6, form the shielding of air-flow, make dust, corrosive gas is difficult for being stained with on the reflecting surface 612 that is overlying on described reflecting element 61, and the humidity in environment is too high, setting humidity greater than this sensing member 91, this sensing member 91 just makes extraneous power supply feed this heating unit 8, allow heating plate 81 temperature of this heating unit 8 raise, therefore the wind that this moment, this blowing unit 7 blew out through also improving temperature behind the gap 811 of this heating unit 8, the wind of higher temperatures is behind the reflecting element 61 of this reflector element 6, aqueous vapor on the eyeglass 611 of described reflecting element 61 is left easily, do not remain on the reflecting surface 612 of described eyeglass 611.
And can manually make extraneous power supply feed this heating unit 8 by this gauge tap 92, and open the heating function of this heating unit 8, the effect of the wind that this blowing unit 7 that heats up blows out is equally also arranged, the effect that can manually control heating unit 8 at any time is provided.
So present embodiment is by continuing to blow out wind to form the air-flow shielding at this blowing unit 7, avoid dust, corrosive gas to be stained with and overlay on the reflecting surface 612, this heating unit 8 of recycling automatically or is manually opened, the wind that heating blowing unit 7 blows out, reduce the influence of high humility, high-moisture, can keep reflecting surface 612 cleanliness on the described eyeglass 611 whereby, metal coating on the described eyeglass 611 also is difficult for peeling off because of corrosion, therefore prolong the serviceable life of described reflecting element 61, reduce and change number of times.
In sum, the optical path of environmental monitoring of the present invention measures reflection unit 31, forms air-flow minimizing dust by this blowing unit 7 and is stained with the probability of covering, and reduces the influence of aqueous vapors by this heating unit 8, and then prolongs the serviceable life of this reflector element 6.
Claims (10)
1. the optical path of an environmental monitoring measures reflection unit, comprise a substrate, and reflector element of being located on this substrate, this reflector element comprises that several are the reflecting element that array is arranged, each reflecting element comprises three eyeglasses that are perpendicular to one another, each eyeglass has a reflecting surface that is coated with metal and is used for reflection, and the reflecting surface of three eyeglasses of each reflecting element is in the same side, it is characterized in that:
This optical path measures reflection unit and also comprises one and be located on this substrate and towards the blowing unit of the direction blowing of this reflector element, and one is located on this substrate and is positioned at heating unit between this reflector element and blowing unit.
2. the optical path according to the described environmental monitoring of claim 1 measures reflection unit, it is characterized in that this blowing unit comprises a fan blower, and this fan blower has one towards the air outlet of this reflector element.
3. the optical path according to the described environmental monitoring of claim 2 measures reflection unit, it is characterized in that, this heating unit comprises that several are electrically connected and spaced heating plate with extraneous power supply, forms one between per two adjacent heating plates by the gap of this blowing unit towards this reflector element extension.
4. the optical path according to the described environmental monitoring of claim 3 measures reflection unit, it is characterized in that, this optical path measures reflection unit and also comprises a casing, this substrate, reflector element, blowing unit, all be to be located in this casing with this heating unit, this casing comprises an opening that makes this reflector element can receive external light source.
5. the optical path according to the described environmental monitoring of claim 3 measures reflection unit, it is characterized in that, this optical path measures reflection unit and also comprises one and be located on this substrate and in order to the sensing member of sensitive context humidity, this sensing member is electrically connected with this heating unit, when this sensing member sensitive context humidity greater than enabling this heating unit automatically once setting humidity.
6. measure reflection unit according to the optical path of the described environmental monitoring of claim 3, it is characterized in that, this optical path measures reflection unit and also comprises one and be electrically connected with this heating unit, and the confession user gauge tap of manually enabling this heating unit.
7. the optical path according to the described environmental monitoring of claim 3 measures reflection unit, it is characterized in that this reflector element reflects infrared light.
8. the optical path according to the described environmental monitoring of claim 3 measures reflection unit, it is characterized in that, the metal that plates on each reflecting element of reflector element is gold.
9. the optical path according to the described environmental monitoring of claim 3 measures reflection unit, it is characterized in that, the metal that plates on each reflecting element of reflector element is silver.
10. measure reflection unit according to the optical path of the described environmental monitoring of claim 3, it is characterized in that, the metal that plates on each reflecting element of reflector element is gold-plated again after earlier silver-plated.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210032694.8A CN103245616B (en) | 2012-02-14 | 2012-02-14 | Optical path measuration reflection unit for environmental monitoring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210032694.8A CN103245616B (en) | 2012-02-14 | 2012-02-14 | Optical path measuration reflection unit for environmental monitoring |
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| CN103245616A true CN103245616A (en) | 2013-08-14 |
| CN103245616B CN103245616B (en) | 2015-05-13 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6069537A (en) * | 1983-09-26 | 1985-04-20 | Fuji Electric Corp Res & Dev Ltd | Infrared ray gas analyzer |
| JPS60105947A (en) * | 1983-11-15 | 1985-06-11 | Fuji Electric Corp Res & Dev Ltd | Infrared gas analyzer |
| US4622464A (en) * | 1983-11-15 | 1986-11-11 | Fuji Electric Co., Ltd. | Infrared gas analyzer |
| CN1075549A (en) * | 1991-11-18 | 1993-08-25 | 葛兹国际有限公司 | Improved gas sample chamber |
| CN2261002Y (en) * | 1996-12-24 | 1997-08-27 | 郭建国 | High-efficiency multi-prismatic-face reflection infrared directional radiator |
| TW200723174A (en) * | 2005-09-30 | 2007-06-16 | Mks Instr Inc | Multigas monitoring and detection system |
| JP2010243172A (en) * | 2009-04-01 | 2010-10-28 | Riken Keiki Co Ltd | Multilayer type multi-path cell and gas measuring instrument |
| CN101893759A (en) * | 2010-07-14 | 2010-11-24 | 世大光电(深圳)有限公司 | Optics monitoring system and electronic device comprising same |
| CN202649097U (en) * | 2012-03-09 | 2013-01-02 | 利得仪器股份有限公司 | Optical path measuring reflection device for environmental monitoring |
-
2012
- 2012-02-14 CN CN201210032694.8A patent/CN103245616B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6069537A (en) * | 1983-09-26 | 1985-04-20 | Fuji Electric Corp Res & Dev Ltd | Infrared ray gas analyzer |
| JPS60105947A (en) * | 1983-11-15 | 1985-06-11 | Fuji Electric Corp Res & Dev Ltd | Infrared gas analyzer |
| US4622464A (en) * | 1983-11-15 | 1986-11-11 | Fuji Electric Co., Ltd. | Infrared gas analyzer |
| CN1075549A (en) * | 1991-11-18 | 1993-08-25 | 葛兹国际有限公司 | Improved gas sample chamber |
| CN2261002Y (en) * | 1996-12-24 | 1997-08-27 | 郭建国 | High-efficiency multi-prismatic-face reflection infrared directional radiator |
| TW200723174A (en) * | 2005-09-30 | 2007-06-16 | Mks Instr Inc | Multigas monitoring and detection system |
| JP2010243172A (en) * | 2009-04-01 | 2010-10-28 | Riken Keiki Co Ltd | Multilayer type multi-path cell and gas measuring instrument |
| CN101893759A (en) * | 2010-07-14 | 2010-11-24 | 世大光电(深圳)有限公司 | Optics monitoring system and electronic device comprising same |
| CN202649097U (en) * | 2012-03-09 | 2013-01-02 | 利得仪器股份有限公司 | Optical path measuring reflection device for environmental monitoring |
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| CN103245616B (en) | 2015-05-13 |
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