CN204116226U - A kind of survey sulphur gas circuit - Google Patents
A kind of survey sulphur gas circuit Download PDFInfo
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- CN204116226U CN204116226U CN201420474183.6U CN201420474183U CN204116226U CN 204116226 U CN204116226 U CN 204116226U CN 201420474183 U CN201420474183 U CN 201420474183U CN 204116226 U CN204116226 U CN 204116226U
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- infrared detection
- gas circuit
- detection pond
- survey
- sulphur gas
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Abstract
The utility model discloses a kind of survey sulphur gas circuit, by adding an impact damper before infrared detection pond, the gas produced after burning is through impact damper, impact damper effectively controls gas flow through the pressure of infrared detection pond and speed, thus control the height of absorption peak, the height of absorption peak obviously reduces, and makes within the scope of infrared detection pond optimum linear, can measure more high-load sample.In prior art, infrared detection pond adopts linearity correction can only survey the coal sample of sulfur content scope between 0.1 ~ 5%, to the sample being greater than 5% full sulfur-bearing, gamma correction need be adopted, ask for the nonlinear factor of infrared detection pond, and the survey sulphur gas circuit adopting the utility model to provide, the coal sample of sulfur content 30% or more can be measured, directly with linearity correction, the measurement range larger than gamma correction can be met, simultaneously because the height of absorption peak obviously reduces, thus ensure that whole measurement is in the range of linearity of infrared detection pond, effective solution infrared detection pond non-linear factor is on the impact of measuring.
Description
Technical field
The utility model relates to sulfur content field of measuring technique, particularly relates to a kind of survey sulphur gas circuit.
Background technology
The coal sample that coal analysis uses is the requirement according to certain specification, takes representative, for the sample analyzed, identify and test from coal seam or a large amount of coal.
When the equipment of current employing detects analysis to the sulfur content in coal sample, the infrared pond of general employing, current infrared pond is all non-linear detection, when surveying high-load sulphur, the absorption peak produced is higher, thus at high-selenium corn crest segment because of infrared pond factor, causes result biased error larger.The sensing range of whole instrument is limited.Some instrument current tries to achieve nonlinear factor mainly through the gamma correction of secondary or three times.But because in measurement, influence factor is many, effect is not too desirable.
Therefore, how providing a kind of and survey sulphur gas circuit, to realize to detect in the range of linearity in infrared pond, is current those skilled in the art technical matterss urgently to be resolved hurrily.
Utility model content
In view of this, the purpose of this utility model is that providing a kind of surveys sulphur gas circuit, to realize to detect in the range of linearity in infrared pond.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of survey sulphur gas circuit, comprise the oxygen supply device, pipeline, flame tube, drying tube, air extractor and the infrared detection pond that are communicated with successively, wherein, described pipeline comprises the first path in parallel and alternate path, described first path is provided with the first stop valve and non-adjustable restrictor, described alternate path is provided with the second stop valve, air extractor and first-class gauge, described first path is communicated with described flame tube respectively with described alternate path, also comprises the impact damper of the inflow point being arranged on described infrared detection pond.
Preferably, above-mentioned impact damper has cylindrical buffer chamber.
Preferably, above-mentioned impact damper has six prism shape cushion chambers.
Preferably, the first filtrator is provided with between above-mentioned oxygen supply device and described pipeline.
Preferably, the first tensimeter is provided with between above-mentioned first filtrator and described pipeline.
Preferably, above-mentioned air extractor is vacuum pump.
Preferably, the second filtrator is provided with between above-mentioned air extractor and described drying tube.
Preferably, the second tensimeter, flow stabilizing valve and second gauge is disposed with between above-mentioned air extractor to described infrared detection pond.
Preferably, above-mentioned oxygen supply device is welding bottle.
The survey sulphur gas circuit that the utility model provides, comprise the oxygen supply device, pipeline, flame tube, drying tube, air extractor and the infrared detection pond that are communicated with successively, wherein, described pipeline comprises the first path in parallel and alternate path, described first path is provided with the first stop valve and non-adjustable restrictor, described alternate path is provided with the second stop valve, air extractor and first-class gauge, described first path is communicated with described flame tube respectively with described alternate path, also comprises the impact damper of the inflow point being arranged on described infrared detection pond.An impact damper is added before infrared detection pond, form buffering gas circuit, the gas produced after burning is under the promotion of carrier gas, through impact damper, impact damper effectively can control gas flow through the pressure of infrared detection pond and speed, and the pressure of gas circuit reduces, thus control the height of absorption peak, the height of absorption peak obviously reduces, and makes within the scope of the optimum linear of infrared detection pond, can measure more high-load sample.If infrared detection pond adopts linearity correction can only survey the coal sample of sulfur content scope between 0.1 ~ 5% in prior art, to the sample being greater than 5% full sulfur-bearing, gamma correction need be adopted, ask for the nonlinear factor of infrared detection pond, and the survey sulphur gas circuit adopting the utility model to provide, the coal sample of sulfur content 30% or more can be measured, directly with linearity correction, the measurement range larger than gamma correction can be met, simultaneously, because the height of absorption peak obviously reduces, thus ensure that whole measurement is in the range of linearity of infrared detection pond, effective solution infrared detection pond non-linear factor is on the impact of measuring.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the survey sulphur gas circuit that Fig. 1 provides for the utility model embodiment.
In upper Fig. 1:
Oxygen supply device 1, first filtrator 2, first tensimeter 3, first stop valve 4, non-adjustable restrictor 5, second stop valve 6, first-class gauge 7, air extractor 8, flame tube 9, drying tube 10, second filtrator 11, air extractor 12, second tensimeter 13, flow stabilizing valve 14, second gauge 15, impact damper 16, infrared detection pond 17.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1, the structural representation of the survey sulphur gas circuit that Fig. 1 provides for the utility model embodiment.
The survey sulphur gas circuit that the utility model embodiment provides, comprise the oxygen supply device 1, pipeline, flame tube 9, drying tube 10, air extractor 12 and the infrared detection pond 17 that are communicated with successively, wherein, pipeline comprises the first path in parallel and alternate path, first path is provided with the first stop valve 4 and non-adjustable restrictor 5, alternate path is provided with the second stop valve 6, air extractor 8 and first-class gauge 7, first path and alternate path are communicated with flame tube 9 respectively, also comprise the impact damper 16 of the inflow point being arranged on infrared detection pond 17.An impact damper 16 is added before infrared detection pond 17, form buffering gas circuit, the gas produced after burning is under the promotion of carrier gas, through impact damper 16, impact damper 16 effectively can control gas flow through the pressure of infrared detection pond and speed, and the pressure of gas circuit reduces, thus control the height of absorption peak, the height of absorption peak obviously reduces, and makes in the range of linearity of infrared detection pond 17, can measure more high-load sample.If infrared detection pond 17 adopts linearity correction can only survey the coal sample of sulfur content scope between 0.1 ~ 5% in prior art, gamma correction can only be adopted, ask for the nonlinear factor of infrared detection pond 17, and the survey sulphur gas circuit adopting the utility model to provide, the coal sample of sulfur content 30% or more can be measured, directly with linearity correction, the measurement range larger than gamma correction can be met, simultaneously, because the height of absorption peak obviously reduces, thus ensure that whole measurement is in the range of linearity of infrared detection pond 17, effective solution infrared detection pond 17 non-linear factor is on the impact of measuring.
In order to optimize such scheme further, impact damper 16 has cylindrical buffer chamber, and buffering effect is better.
In order to optimize such scheme further, impact damper 16 has six prism shape cushion chambers, and buffering effect is better.
In order to optimize such scheme further, be provided with the first filtrator 2 between oxygen supply device 1 and pipeline, to filter oxygen.
In order to optimize such scheme further, between the first filtrator 2 and pipeline, be provided with the first tensimeter 3, to monitor oxygen supply pressure.
In order to optimize such scheme further, the temperature in flame tube 9 is 1350 °, and combustion efficiency is better, is more conducive to detecting.
In order to optimize such scheme further, air extractor 12 is vacuum pump, and result of use is better.
In order to optimize such scheme further, between air extractor 12 and drying tube 10, being provided with the second filtrator 11, to filter the comburant after drying tube 10, avoiding polluting air extractor 12 and affecting testing result.
In order to optimize such scheme further, between air extractor 12 to infrared detection pond 17, being disposed with the second tensimeter 13, flow stabilizing valve 14 and second gauge 15, being convenient to carry out flow control.
In order to optimize such scheme further, oxygen supply device 1 is welding bottle, easy to use.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. survey a sulphur gas circuit, comprise the oxygen supply device, pipeline, flame tube, drying tube, air extractor and the infrared detection pond that are communicated with successively, wherein,
Described pipeline comprises the first path in parallel and alternate path, described first path is provided with the first stop valve and non-adjustable restrictor, described alternate path is provided with the second stop valve, air extractor and first-class gauge, described first path is communicated with described flame tube respectively with described alternate path
It is characterized in that,
Also comprise the impact damper of the inflow point being arranged on described infrared detection pond.
2. survey sulphur gas circuit according to claim 1, it is characterized in that, described impact damper has cylindrical buffer chamber.
3. survey sulphur gas circuit according to claim 1, is characterized in that, described impact damper has six prism shape cushion chambers.
4. survey sulphur gas circuit according to claim 1, is characterized in that, be provided with the first filtrator between described oxygen supply device and described pipeline.
5. survey sulphur gas circuit according to claim 4, is characterized in that, is provided with the first tensimeter between described first filtrator and described pipeline.
6. survey sulphur gas circuit according to claim 1, is characterized in that, described air extractor is vacuum pump.
7. survey sulphur gas circuit according to claim 1, is characterized in that, be provided with the second filtrator between described air extractor and described drying tube.
8. survey sulphur gas circuit according to claim 1, is characterized in that, is disposed with the second tensimeter, flow stabilizing valve and second gauge between described air extractor to described infrared detection pond.
9. survey sulphur gas circuit according to claim 1, is characterized in that, described oxygen supply device is welding bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420474183.6U CN204116226U (en) | 2014-08-21 | 2014-08-21 | A kind of survey sulphur gas circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420474183.6U CN204116226U (en) | 2014-08-21 | 2014-08-21 | A kind of survey sulphur gas circuit |
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| Publication Number | Publication Date |
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| CN204116226U true CN204116226U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420474183.6U Active CN204116226U (en) | 2014-08-21 | 2014-08-21 | A kind of survey sulphur gas circuit |
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| CN (1) | CN204116226U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181123A (en) * | 2014-08-21 | 2014-12-03 | 长沙开元仪器股份有限公司 | Sulfur determination gas circuit |
| CN106645003A (en) * | 2016-09-30 | 2017-05-10 | 长沙开元仪器股份有限公司 | Infrared sulfur tester capable of avoiding air chamber pollution |
-
2014
- 2014-08-21 CN CN201420474183.6U patent/CN204116226U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181123A (en) * | 2014-08-21 | 2014-12-03 | 长沙开元仪器股份有限公司 | Sulfur determination gas circuit |
| CN106645003A (en) * | 2016-09-30 | 2017-05-10 | 长沙开元仪器股份有限公司 | Infrared sulfur tester capable of avoiding air chamber pollution |
| CN106645003B (en) * | 2016-09-30 | 2019-06-07 | 长沙开元仪器股份有限公司 | A kind of infrared sulfur measuring instrument for avoiding gas chamber from polluting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190524 Address after: 410000 Xingsha Industrial Base (Changlong Street), Changsha Economic and Technological Development Zone, Changsha City, Hunan Province, No. 1259, Liangtang East Road Patentee after: Kaiyuan Instrument Co., Ltd., Changsha Address before: 410100 No. 172 Kaiyuan Road, Changsha economic and Technological Development Zone, Hunan Patentee before: Changsha Kaiyuan Instruments Co., Ltd. |