CN205229042U - Portable normal position UV spectrum flue gas analyzer - Google Patents
Portable normal position UV spectrum flue gas analyzer Download PDFInfo
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- CN205229042U CN205229042U CN201521075711.1U CN201521075711U CN205229042U CN 205229042 U CN205229042 U CN 205229042U CN 201521075711 U CN201521075711 U CN 201521075711U CN 205229042 U CN205229042 U CN 205229042U
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- sampling
- flue gas
- sampling pipe
- portable
- gas analyzer
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Abstract
The utility model discloses a portable normal position UV spectrum flue gas analyzer, including the sampling pipe that disposes the air chamber, the front end of sampling pipe is by interior and fixed speculum and the filter of being provided with in proper order outward, the other end is by interior and set gradually lens and optical fiber interface outward, the extraction opening has been seted up in being close to the lens position on the pipe wall of sampling pipe, the extraction opening passes through gas circuit intercommunication sampling pump, the sampling pump passes through gas circuit intercommunication ARM and gathers the board, ARM collection board passes through the gas circuit and communicates to the gas vent, ultraviolet light source and the optical fiber interface of spectrum appearance through fiber connection to sampling pipe, the processing unit spectrometer of sharing the same light, ARM gathers the board and the display screen is connected simultaneously, the same ultraviolet light source of power, the spectrum appearance, the sampling pump, ARM gathers the board, processing unit and display screen are connected simultaneously, the utility model discloses the analysis room can directly place in the inside sampling of flue during the use, need not to be equipped with solitary sampling and preprocessing device, can guarantee spectral analysis's reliability and measuring accuracy nature effectively to the cross interference's of electrochemical analysis method existence problem has been solved.
Description
Technical field
The utility model belongs to the flue gas sampling equipment technical field such as gas analysis, environment monitoring, energy-conservation detection, is specifically related to Portable in-situ ultraviolet spectrum flue gas analyzer.
Background technology
At present, Portable smoke analysis instrument both domestic and external is structurally primarily of sampling gun, pretreatment unit, the compositions such as main frame, its complex structure, volume is larger, sampling in flue directly cannot be placed by analysis room, use when being unfavorable for in-site measurement, and dehumidification rate is low, moisture is very large to the interference of tested gas, need after using a period of time to change the parts such as water-dust removing, a difficult problem for the cross jamming that the electrochemical methods that existing general analyzer adopts simultaneously exists, in addition intake method is generally non-equilibrium diffusion formula, be difficult to ensure the accurate measurement to tested gas.
Utility model content
For solving above-mentioned prior art defect, the purpose of this utility model is to provide a kind of Novel flue gas analyser adopting ultraviolet spectrum methods analyst smoke components, to solve the problem of the cross jamming that electrochemical methods exists; When using, analysis room can directly be positioned over flue internal sample simultaneously, without the need to being equipped with independent sampling and pretreatment unit, effectively can ensure the reliability of spectral analysis and the accuracy of measurement.
For realizing above-mentioned technical purpose, the technical scheme that the utility model adopts is as follows:
Portable in-situ ultraviolet spectrum flue gas analyzer, it is characterized in that: comprise the sampling pipe being configured with air chamber, the front end of described sampling pipe is fixedly installed catoptron, the other end is disposed with lens and optical fiber interface from inside to outside, in offering bleeding point near lens position on the tube wall of described sampling pipe, described bleeding point is communicated with sampling pump by gas circuit, and described sampling pump is communicated with ARM collection plate by gas circuit, and described ARM collection plate is communicated to exhausr port by gas circuit;
Also comprise ultraviolet light source, spectrometer, processing unit, display screen and power supply, wherein said ultraviolet light source and spectrometer by Fiber connection to the optical fiber interface of sampling pipe, the same spectrometer of described processing unit, ARM collection plate and display screen connect simultaneously, and the same ultraviolet light source of described power supply, spectrometer, sampling pump, ARM collection plate, processing unit and display screen connect simultaneously.
Further, preferably, the adjacent catoptron in described sampling pipe front end is provided with filtrator, and described filtrator adopts can the metal sintered filter of the above particle of filtering 2um.
Further, preferably, gap is configured with between the radial direction of described catoptron and sampling pipe inwall.
Further, preferably, described sampling pipe outer wall is provided with heating tape.
Further, preferably, described ultraviolet light source is deuterium lamp.
Further, preferably, described sampling pump by gas circuit by the sensor series that is arranged on ARM collection plate on same gas circuit, wherein said sensor includes electrochemical oxygen sensor and carbon monoxide transducer.
Further, preferably, described power supply is lithium polymer battery, output voltage 12V.
Further, preferably, described sampling pump is membrane pump.
By above technical scheme, the beneficial effects of the utility model are as follows:
1, adopt ultraviolet spectrum methods analyst smoke components, solve the cross jamming problem that electrochemical methods exists, especially NO
2directly can measure and obtain, without the need to the reckoning through intermediate product;
Without the need to being equipped with independent sampling and pretreatment unit again when 2, using, analysis room can directly be positioned over flue internal sample, the heating tape in analysis room is coordinated to heat, can prevent the chemical analysis in former flue gas to form the absorption to sulfide and oxides of nitrogen because of condensation in low temperature flue, realize without the interference of moisture to tested gas, ensure that the accurate measurement to tested gas to greatest extent;
3, by the radial setting with gap between sampling pipe inwall of catoptron, make gas enter air chamber by warp after filtrator by the gap uniformity of catoptron surrounding, ensure the stability of spectral analysis;
4, by constructing catoptron, lens and optical fiber, make the output of optical fiber one tunnel for ultraviolet light source, a road is used for the reception of spectrometer, and is all placed in the homonymy of sampling end, can the whole light path of Realization analysis room be two meters, ensure the reliability of spectral analysis;
5, solve the complex structure of general flue gas analyzer, the problems such as maintenance cost is high, and Long-Time Service is without the need to changing filtrator.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Description of reference numerals: 1, sampling pipe; 2, filtrator; 3, catoptron; 4, lens; 5, air chamber; 6, heating tape; 7, optical fiber interface; 8, bleeding point; 9, ultraviolet light source; 10, spectrometer; 11, sampling pump; 12, ARM collection plate; 13, processing unit; 14, display screen; 15, power supply; 16, optical fiber; 17, exhausr port; 18, sensor.
Embodiment
For making creation means of the present utility model, technique effect and realizing principle easy to understand, below in conjunction with embodiment, the utility model is described in further detail, but should be considered as restriction of the present utility model.
As shown in Figure 1, Portable in-situ ultraviolet spectrum flue gas analyzer provided by the utility model includes analysis room's part and host machine part, wherein:
Analysis room's part includes sampling pipe 1, filtrator 2, catoptron 3 and lens 4, particularly, sampling pipe 1 inside offers axially through air chamber 5, heating tape 6 is wound with on the outer wall of sampling pipe 1, heating tape 6 skin can coated insulation material, to realize, by heating tape 6, sampling pipe 1 is warming up to 150 DEG C, the chemical compositions such as sulfide when preventing from measuring in former flue gas and oxides of nitrogen form absorption in low temperature flue because of condensation; The filtrator 2 of metal sintering is installed on the front end of sampling pipe 1 by screw thread, with the particle of more than filtering 2um, prevent the bulky grain thing in flue gas from entering sampling system, cause the pollution of catoptron 3 and the inaccurate of measurement result; The adjacent filtrator 2 in air chamber 5 front end is provided with the catoptron 3 for increasing light path by screw, realizing ultraviolet light makes light path reach 2 meters by the reflection of catoptron 3, radially outer edge and sampling pipe 1 inner wall arrangement of catoptron 3 have gap, to ensure that flue gas enters air chamber 5 by warp after filtrator 2 by the gap uniformity of catoptron 3 surrounding; The other end of sampling pipe 1 is configured with optical fiber interface 7, in air chamber 5 in being fixed with lens 4 near optical fiber interface 7 place, offers bleeding point 8 on the tube wall of sampling pipe 1 between catoptron 3 and lens 4 in the position near lens 4;
Host machine part includes the ultraviolet light source 9 be arranged within cabinet, spectrometer 10, sampling pump 11, ARM collection plate 12, processing unit 13, display screen 14 and power supply 15, particularly, the output terminal of ultraviolet light source 9 and the input end of spectrometer 10 are connected to optical fiber interface 7 respectively by the optical fiber 16 of Y type, the input end of sampling pump 11 and output terminal are communicated with the input port of bleeding point 8 and ARM collection plate 12 respectively by gas circuit, and realize the sensor 18 of configuration on ARM collection plate 12 to be connected on same gas circuit, wherein sensor 18 is at least configured with electrochemical oxygen sensor and carbon monoxide transducer, and can other types sensor be set according to specific needs, ARM collection plate 12 is communicated with exhausr port 17 by delivery outlet by gas circuit, processing unit 13 is connected with spectrometer 10, ARM collection plate 12 and display screen 14 respectively by serial ports simultaneously, with the data on Real-time Collection spectrometer 10 and ARM collection plate 12, and by data display on display screen 14, power supply 15 directly connects power supply with ultraviolet light source 9, processing unit 13, display 14 and sampling pump 11, and is powered for analyser 10, ARM collection plate 12 and display screen 14 by connection handling unit 13.
As preferred embodiment of the present utility model, above-mentioned ultraviolet light source 9 adopts Germany to congratulate the deuterium lamp of Li Shi; Spectrometer 10 uses the spectrometer of Dutch AvaSpec-Mini; Power supply 15 adopts HDT high-capacity polymer battery, output voltage 12V, and capacity is 13000mAh; Can the corresponding electrochemical sensor of concrete configuration as required on ARM collection plate 12, and the kernel control chip in ARM collection plate 12 adopts 64 pin ARM chips of PHILIPS Co. LPC2148 series, to realize the controling parameters etc. such as concentration value, air chamber humiture, atmospheric pressure, flue inside and outside differential pressure providing electrochemical oxygen and carbon monoxide to processing unit 13; Sampling pump 11 adopts the serial membrane pump of Thomas 1410.
During work, power supply 15 powers to ultraviolet light source 9, spectrometer 10, ARM collection plate 12, processing unit 13, display 14 and sampling pump 11, flue gas inhales the flue dust of filtrator 2 more than the filtering 2um that first mode is arranged through sampling pipe 1 front end by the pump of sampling pump 11, prevent from causing the blocking of sampling pipe 1 and intake channel below, to be entered into the air chamber 5 in sampling pipe subsequently with the gap uniformity between sampling pipe 1 inwall by catoptron 3 external diameter, period, sampling pipe 1 was heated to 150 DEG C, so without hydrogenesis by the heating tape 6 that its outer wall is wound around; Through pointolite being transformed to directional light by lens 4 after the ultraviolet light that ultraviolet light source 9 is launched is transmitted by optical fiber 16, receive carry out spectral analysis by the parallel light focusing be reflected back through catoptron 3 to the optical fiber be connected with spectrometer 10 being transferred to spectrometer 10 again, data are sent to processing unit 13 by serial ports by spectrometer 10, the flue gas concentration data collected are shown on display 14 after processing unit 13 processes; Flue gas by bleeding point 8 out after detect through being delivered to the sensor 18 be series on same gas circuit on ARM collection plate 12 by sampling pump 11, detection data are sent to processing unit 13 by serial ports by ARM collection plate 12, and the flue gas after finally detecting is discharged via exhausr port 17.
Claims (8)
1. Portable in-situ ultraviolet spectrum flue gas analyzer, it is characterized in that: comprise the sampling pipe being configured with air chamber, the front end of described sampling pipe is fixedly installed catoptron, the other end is disposed with lens and optical fiber interface from inside to outside, in offering bleeding point near lens position on the tube wall of described sampling pipe, described bleeding point is communicated with sampling pump by gas circuit, and described sampling pump is communicated with ARM collection plate by gas circuit, and described ARM collection plate is communicated to exhausr port by gas circuit;
Also comprise ultraviolet light source, spectrometer, processing unit, display screen and power supply, wherein said ultraviolet light source and spectrometer by Fiber connection to the optical fiber interface of sampling pipe, the same spectrometer of described processing unit, ARM collection plate and display screen connect simultaneously, and the same ultraviolet light source of described power supply, spectrometer, sampling pump, ARM collection plate, processing unit and display screen connect simultaneously.
2. Portable in-situ ultraviolet spectrum flue gas analyzer according to claim 1, is characterized in that: the adjacent catoptron in described sampling pipe front end is provided with filtrator, and described filtrator adopts can the metal sintered filter of the above particle of filtering 2um.
3. Portable in-situ ultraviolet spectrum flue gas analyzer according to claim 1 and 2, is characterized in that: be configured with gap between the radially outer edge of described catoptron and sampling pipe inwall.
4. Portable in-situ ultraviolet spectrum flue gas analyzer according to claim 1, is characterized in that: described sampling pipe outer wall is provided with heating tape.
5. Portable in-situ ultraviolet spectrum flue gas analyzer according to claim 1, is characterized in that: described ultraviolet light source is deuterium lamp.
6. Portable in-situ ultraviolet spectrum flue gas analyzer according to claim 1, it is characterized in that: described sampling pump by gas circuit by the sensor series that is arranged on ARM collection plate on same gas circuit, wherein said sensor includes electrochemical oxygen sensor and carbon monoxide transducer.
7. Portable in-situ ultraviolet spectrum flue gas analyzer according to claim 1, is characterized in that: described power supply is lithium polymer battery, output voltage 12V.
8. Portable in-situ ultraviolet spectrum flue gas analyzer according to claim 1, is characterized in that: described sampling pump is membrane pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521075711.1U CN205229042U (en) | 2015-12-21 | 2015-12-21 | Portable normal position UV spectrum flue gas analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521075711.1U CN205229042U (en) | 2015-12-21 | 2015-12-21 | Portable normal position UV spectrum flue gas analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205229042U true CN205229042U (en) | 2016-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521075711.1U Expired - Fee Related CN205229042U (en) | 2015-12-21 | 2015-12-21 | Portable normal position UV spectrum flue gas analyzer |
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| CN (1) | CN205229042U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169150A (en) * | 2017-12-06 | 2018-06-15 | 中国电子科技集团公司第八研究所 | A kind of lossless on-Line Monitor Device of solid rocket propellant volatilization gas optical fiber |
| CN108956513A (en) * | 2018-08-03 | 2018-12-07 | 西安工业大学 | Portable ultraviolet spectrum flue gas analyzer and analysis method |
| CN112683833A (en) * | 2020-12-17 | 2021-04-20 | 北京新叶科技有限公司 | Flue gas monitoring device |
-
2015
- 2015-12-21 CN CN201521075711.1U patent/CN205229042U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169150A (en) * | 2017-12-06 | 2018-06-15 | 中国电子科技集团公司第八研究所 | A kind of lossless on-Line Monitor Device of solid rocket propellant volatilization gas optical fiber |
| CN108956513A (en) * | 2018-08-03 | 2018-12-07 | 西安工业大学 | Portable ultraviolet spectrum flue gas analyzer and analysis method |
| CN112683833A (en) * | 2020-12-17 | 2021-04-20 | 北京新叶科技有限公司 | Flue gas monitoring device |
| CN112683833B (en) * | 2020-12-17 | 2023-05-30 | 北京新叶科技有限公司 | Flue gas monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20211221 |