CN108072610A - Detection device in a kind of smoke pipe - Google Patents
Detection device in a kind of smoke pipe Download PDFInfo
- Publication number
- CN108072610A CN108072610A CN201810046108.2A CN201810046108A CN108072610A CN 108072610 A CN108072610 A CN 108072610A CN 201810046108 A CN201810046108 A CN 201810046108A CN 108072610 A CN108072610 A CN 108072610A
- Authority
- CN
- China
- Prior art keywords
- sampling
- smoke pipe
- condenser
- sealed chamber
- detection device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 40
- 239000000779 smoke Substances 0.000 title claims abstract description 28
- 238000005070 sampling Methods 0.000 claims abstract description 47
- 239000013307 optical fiber Substances 0.000 claims abstract description 20
- 238000001228 spectrum Methods 0.000 claims abstract description 4
- 230000003287 optical effect Effects 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000004313 glare Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims 1
- 239000007789 gas Substances 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000002211 ultraviolet spectrum Methods 0.000 description 2
- 238000011982 device technology Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Detection device in a kind of smoke pipe, including smoke pipe sampling apparatus and detection and analysis device, the smoke pipe sampling apparatus includes retainer ring, dismantling connection has sampling gun in the retainer ring, the sampling gun is connected by sampling tracheae with the sealed chamber of the detection and analysis device, one end of the sealed chamber is provided with ultra violet light emitter, and the other end is provided with sampling optical fiber, and the sampling optical fiber is connected with spectrum detection instrument.The present invention realizes detection device in a kind of accurately smoke pipe that can be used for Site Detection by rationally designing the lens group of ultraviolet light.
Description
Technical field
The present invention relates to smoke pipe detection device technology fields, and in particular to detection device in a kind of smoke pipe.
Background technology
Flue gas inspection is an essential working link in environmental protection tests work in smoke pipe, existing smoke pipe detection master
Ultraviolet spectrum detection method is used, but the structure of existing ultraviolet spectrum detection device is excessively huge, is not suitable for letter
Single outdoor Site Detection, and flue gas inspection is different from other detections in smoke pipe, the accuracy of Site Detection can be much high
In laboratory, the testing result of existing field detecting device is not accurate enough, and the light extraction of ultraviolet light when, which excessively scatters, to cause
Detection was met bad.
The content of the invention
The object of the present invention is to provide detection device in a kind of smoke pipe, the lens group of the invention by rationally designing ultraviolet light
To realize detection device in a kind of accurately smoke pipe that can be used for Site Detection.
The present invention above-mentioned technical purpose technical scheme is that:Detection device in a kind of smoke pipe,
Including smoke pipe sampling apparatus and detection and analysis device, the smoke pipe sampling apparatus includes retainer ring, in the retainer ring
Dismantling connection has sampling gun, and the sampling gun is connected by sampling tracheae with the sealed chamber of the detection and analysis device, described
One end of sealed chamber is provided with ultra violet light emitter, and the other end is provided with sampling optical fiber, the sampling optical fiber and spectrum detection instrument
Connection.
As a preference of the present invention, the ultra violet light emitter includes the purple for being vertically set on the end of the sealed chamber
Outer light source, the light direction front of the ultraviolet source are provided with diversing lens group, the side of each interior lens of diversing lens group
It is affixed along being sealed with the madial wall of the sealed chamber.
As a preference of the present invention, the diversing lens include being set gradually to the other end from described ultraviolet source one end
The first condenser for being provided with to assemble incident laser, for the laser that will be projected in first condenser again
It is secondary to collect the second condenser lens for directional light, the collimating mirror for correcting directional light.
It is as a preference of the present invention, equal towards laser light incident end one side on first condenser, the second condenser lens
Offer reflection bowl type recessed portion, the rim of a bowl diameter of the reflection bowl type recessed portion on first condenser is more than described the
The reflection bowl type recessed portion on two condensers.It is offered on first condenser towards laser light incident end one side described anti-
Bowl-type recessed portion is penetrated, the center of the reflection bowl type recessed portion offers the loophole through first condenser.
It is sealed as a preference of the present invention, being provided with edge in front of the incidence end of the sampling optical fiber with the sealed chamber
Affixed collector lens group.
As a preference of the present invention, the collector lens group samples optical fiber one from sealed chamber inner cavity one end to described
End successively include for filter out veiling glare optical filtering, for the ultraviolet light of scattering is calibrated to the parallel optical alignment mirror of directional light,
For ultraviolet light to be gathered to the condenser of the sampling end to sampling optical fiber, connecting hole is provided at the center of the condenser,
The sampling end and the connecting hole of the sampling optical fiber are affixed.
As a preference of the present invention, the sealed chamber is internally provided with steam type heating tube.
As a preference of the present invention, the top of the sealed chamber is provided with to connect the air inlet of sampling tracheae, institute
The lower part for stating sealed chamber is provided with gas outlet, and the gas outlet is connected with aspiration pump.
In conclusion the present invention has the advantages that:
The present invention is by possessing the advantages of accuracy of detection is high.
Description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention;
In figure:
1- retainer rings;2- sampling guns;3- samples tracheae;4- sealed chambers;5- ultra violet light emitters;6- samples optical fiber;7- light
Spectrometer;5-1- ultraviolet sources;5-2- diversing lens groups;The first condensers of 5-2-1-;5-2-2- second condenser lens;5-2-3-
Collimating mirror;8- reflection bowl type recessed portions;9- loopholes;10- collector lens groups;10-1- optical filterings;The parallel optical alignment mirrors of 10-2-;
10-3- condensers;11- connecting holes;12- steam type heating tubes;13- gas outlets;14- air inlets;15- aspiration pumps.
Specific embodiment
The present invention is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, the embodiment of the present invention includes smoke pipe sampling apparatus and detection and analysis device, smoke pipe sampling apparatus bag
Include the retainer ring being connected in smoke pipe 1, dismantling connection has a sampling gun 2 in retainer ring 1, sampling gun 2 by sample tracheae 3 with
The sealed chamber 4 of detection and analysis device connects, and one end of sealed chamber 4 is provided with ultra violet light emitter 5, and the other end is provided with sampled light
Fibre 6, sampling optical fiber 6 are connected with spectrum detection instrument 7.
Ultra violet light emitter 5 includes the ultraviolet source 5-1 for being vertically set on the end of sealed chamber 4, and ultraviolet source 5-1 is purple
Diversing lens group 5-2, each interior lens of diversing lens group 5-2 are provided in front of the light direction of outer LED, ultraviolet source 5-1
Edge and sealed chamber 4 madial wall sealing it is affixed.Diversing lens include setting gradually from ultraviolet source 5-1 one end to the other end
The the first condenser 10-35-2-1 for being provided with to assemble incident laser, for by the first condenser 10-35-2-1
The laser of middle injection collects the second condenser lens 10-35-2-2 for directional light, the collimating mirror 5-2- for correcting directional light again
3.On first condenser 10-35-2-1, second condenser lens 10-35-2-2 reflection bowl type is offered towards laser light incident end one side
Recessed portion 8, the rim of a bowl diameter of the reflection bowl type recessed portion 8 on the first condenser 10-35-2-1 are more than second condenser lens 10-35-
Reflection bowl type recessed portion 8 on 2-2.On first condenser 10-35-2-1 reflection bowl type is offered towards laser light incident end one side
Recessed portion 8, the center of reflection bowl type recessed portion 8 offer the loophole 9 through the first condenser 10-35-2-1.Sampling
Edge is provided in front of the incidence end of optical fiber 6 and seals affixed collector lens group 10 with sealed chamber 4.Collector lens group 10 is by airtight
4 inner cavity one end of room includes the optical filtering 10-1 for filtering out veiling glare, the ultraviolet light for that will scatter successively to 6 one end of sampling optical fiber
Parallel optical alignment mirror 10-2, the condenser 10- for ultraviolet light to be gathered to the sampling end to sampling optical fiber 6 for being calibrated to directional light
3, connecting hole 11 is provided at the center of condenser 10-3, sampling end and the connecting hole 11 for sampling optical fiber 6 are affixed.
Sealed chamber 4 is internally provided with steam type heating tube 12, the reason for not using resistor-type and thermal infrared line style heating tube
It is to prevent the extra thermogenetic infrared ray interference detection results of electricity.The top of sealed chamber 4 is provided with to connect sampling tracheae 3
Air inlet 14, the lower part of sealed chamber 4 is provided with gas outlet 13, and gas outlet 13 is connected with aspiration pump 15.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of no creative contribution after this specification is read, but as long as at this
It is all protected in the right of invention be subject to Patent Law.
Claims (8)
1. a kind of detection device in smoke pipe, it is characterised in that:Including smoke pipe sampling apparatus and detection and analysis device, the cigarette
Pipe sampling apparatus includes retainer ring (1), and dismantling connection has sampling gun (2), the sampling gun (2) in the retainer ring (1)
It is connected by sampling tracheae (3) with the sealed chamber (4) of the detection and analysis device, one end of the sealed chamber (4) is provided with purple
Outer optical transmitting set (5), the other end are provided with sampling optical fiber (6), and the sampling optical fiber (6) is connected with spectrum detection instrument (7).
2. detection device in a kind of smoke pipe according to claim 1, it is characterised in that:The ultra violet light emitter (5)
Ultraviolet source (5-1) including the end for being vertically set on the sealed chamber (4), the light direction of the ultraviolet source (5-1)
Front is provided with diversing lens group (5-2), the edge of each interior lens of diversing lens group (5-2) and the sealed chamber (4)
Madial wall sealing is affixed.
3. detection device in a kind of smoke pipe according to claim 2, it is characterised in that:The diversing lens are included by institute
State the first condenser being provided with for incident laser to be assembled that ultraviolet source (5-1) one end is set gradually to the other end
(10-3) (5-2-1), for being collected the laser projected in first condenser (10-3) (5-2-1) again as directional light
Second condenser lens (10-3) (5-2-2), for correcting the collimating mirror of directional light (5-2-3).
4. detection device in a kind of smoke pipe according to claim 3, it is characterised in that:First condenser (10-3)
On (5-2-1), the second condenser lens (10-3) (5-2-2) reflection bowl type recessed portion is offered towards laser light incident end one side
(8), the rim of a bowl diameter of the reflection bowl type recessed portion (8) on first condenser (10-3) (5-2-1) is more than described the
The reflection bowl type recessed portion (8) on two condensers (10-3) (5-2-2).On first condenser (10-3) (5-2-1)
The reflection bowl type recessed portion (8), the center of the reflection bowl type recessed portion (8) are offered towards laser light incident end one side
Offer the loophole (9) through first condenser (10-3) (5-2-1).
5. detection device in a kind of smoke pipe according to claim 1, it is characterised in that:Sampling optical fiber (6) enter
It penetrates end front and is provided with the edge collector lens group (10) affixed with the sealed chamber (4) sealing.
6. detection device in a kind of smoke pipe according to claim 5, it is characterised in that:The collector lens group (10) by
Described sealed chamber (4) inner cavity one end to it is described sampling optical fiber (6) one end successively include for filter out veiling glare optical filtering (10-1),
For the ultraviolet light of scattering is calibrated to directional light parallel optical alignment mirror (10-2), for by ultraviolet light gather to sampling optical fiber
(6) condenser (10-3) of sampling end is provided with connecting hole (11), the sampling at the center of the condenser (10-3)
The sampling end of optical fiber (6) and the connecting hole (11) are affixed.
7. detection device in a kind of smoke pipe according to claim 1, it is characterised in that:It is set inside the sealed chamber (4)
It is equipped with steam type heating tube (12).
8. detection device in a kind of smoke pipe according to claim 1, it is characterised in that:The top of the sealed chamber (4)
It is provided with for connecting the air inlet (14) of sampling tracheae (3), the lower part of the sealed chamber (4) is provided with gas outlet (13), institute
Gas outlet (13) is stated to be connected with aspiration pump (15).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810046108.2A CN108072610B (en) | 2018-01-17 | 2018-01-17 | Detection device in tobacco pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810046108.2A CN108072610B (en) | 2018-01-17 | 2018-01-17 | Detection device in tobacco pipe |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108072610A true CN108072610A (en) | 2018-05-25 |
CN108072610B CN108072610B (en) | 2020-07-14 |
Family
ID=62156631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810046108.2A Active CN108072610B (en) | 2018-01-17 | 2018-01-17 | Detection device in tobacco pipe |
Country Status (1)
Country | Link |
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CN (1) | CN108072610B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111044492A (en) * | 2019-11-29 | 2020-04-21 | 泸州北方化学工业有限公司 | Device and method for testing concentration of smoke emitted by small-caliber bullet |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202676583U (en) * | 2012-05-31 | 2013-01-16 | 重庆同博测控仪器有限公司 | Light source system of light interference gas detection device |
CN105424635A (en) * | 2016-01-12 | 2016-03-23 | 中绿环保科技股份有限公司 | Ultraviolet spectrum flue gas analyzer |
CN205317661U (en) * | 2016-01-07 | 2016-06-15 | 杭州禾风环境科技有限公司 | Integration flue gas measuring chamber |
CN107044958A (en) * | 2017-03-17 | 2017-08-15 | 哈尔滨工业大学 | A kind of measured oxygen concentration system and measuring method based on ultraviolet two grades of absorption spectrums in broadband |
-
2018
- 2018-01-17 CN CN201810046108.2A patent/CN108072610B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202676583U (en) * | 2012-05-31 | 2013-01-16 | 重庆同博测控仪器有限公司 | Light source system of light interference gas detection device |
CN205317661U (en) * | 2016-01-07 | 2016-06-15 | 杭州禾风环境科技有限公司 | Integration flue gas measuring chamber |
CN105424635A (en) * | 2016-01-12 | 2016-03-23 | 中绿环保科技股份有限公司 | Ultraviolet spectrum flue gas analyzer |
CN107044958A (en) * | 2017-03-17 | 2017-08-15 | 哈尔滨工业大学 | A kind of measured oxygen concentration system and measuring method based on ultraviolet two grades of absorption spectrums in broadband |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111044492A (en) * | 2019-11-29 | 2020-04-21 | 泸州北方化学工业有限公司 | Device and method for testing concentration of smoke emitted by small-caliber bullet |
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Publication number | Publication date |
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CN108072610B (en) | 2020-07-14 |
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