CN203216849U - Online gas composition analyzing device - Google Patents
Online gas composition analyzing device Download PDFInfo
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- CN203216849U CN203216849U CN 201320255425 CN201320255425U CN203216849U CN 203216849 U CN203216849 U CN 203216849U CN 201320255425 CN201320255425 CN 201320255425 CN 201320255425 U CN201320255425 U CN 201320255425U CN 203216849 U CN203216849 U CN 203216849U
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- glass tube
- quartz glass
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- flexible pipe
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Abstract
The utility model discloses an online gas composition analyzing device which comprises a laser Raman spectrometer and a capillary quartz glass tube. The capillary quartz glass tube is arranged on an objective table of the laser Raman spectrometer, a first quartz glass tube which is communicated with the capillary quartz glass tube is arranged at the right end of the capillary quartz glass tube and is connected with a pressure reducing valve by a first pressure bearing hose, the first pressure bearing hose is communicated with the first quartz glass tube, the pressure reducing valve is further connected with a high-pressure gas cylinder, and the high-pressure gas cylinder is arranged on a test bench positioned on the lower side of the high-pressure gas cylinder; a second quartz glass tube and a second pressure bearing hose are sequentially communicated with the left end of the capillary quartz glass tube, a pressure gauge and a valve are sequentially arranged on the second pressure bearing hose from the left to the right, and a first support with a supporting effect is arranged on the lower side of the second pressure bearing hose. The online gas composition analyzing device has the advantages that the online gas composition analyzing device is simple in structure, reasonable in design, convenient to use, operate and manufacture and low in manufacturing cost, and gas compositions and isotopic compositions under a certain pressure can be simultaneously analyzed in an online manner.
Description
Technical field
The utility model relates to a kind of gas composition analysis device, especially relates to a kind of gas componant on-line analysis device.
Background technology
Usually, people utilize chromatograph to analyze the chemical constitution of rock gas, utilize mass spectrometer to analyze the isotopic composition of rock gas.But chromatograph and mass spectrometer all can only be analyzed the gas under the normal pressure, can't analyze the gas under the high pressure.In some scientific researches, need the composition variation characteristic of learning gas under the different pressures condition, namely need the device of energy analytical gas composition and/or isotopic composition under variable pressure, and also can realize without any instrument at present.
The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, a kind of gas componant on-line analysis device is provided, it is simple in structure, reasonable in design and use easy to operate, online gas componant and/or the isotopic composition of analyzing simultaneously under the certain pressure of energy, easily manufactured, low cost of manufacture.
For achieving the above object, the technical solution adopted in the utility model is: a kind of gas componant on-line analysis device, it is characterized in that: comprise laser Raman spectrometer and be arranged on capillary quartz glass tube on the objective table of described laser Raman spectrometer, the right-hand member of described capillary quartz glass tube is provided with the coupled first logical quartz glass tube, described first quartz glass tube is connected with reduction valve by the coupled first logical pressure-bearing flexible pipe, described reduction valve also is connected with gas cylinder, and described gas cylinder is arranged on the testing table that is positioned at its below; The left end of described capillary quartz glass tube is communicated with second quartz glass tube and the second pressure-bearing flexible pipe successively, be disposed with tensimeter and valve from left to right on the described second pressure-bearing flexible pipe, the below of the described second pressure-bearing flexible pipe is provided with passive first support.
Above-mentioned gas componant on-line analysis device, it is characterized in that: the below at described first quartz glass tube and the first pressure-bearing flexible pipe link position place is provided with second support, and the below at described second quartz glass tube and the second pressure-bearing flexible pipe link position place is provided with the 3rd support.
Above-mentioned gas componant on-line analysis device is characterized in that: the length of described capillary quartz glass tube is 8cm～12cm, and the internal diameter of described capillary quartz glass tube is 1.6mm～2.0mm.
Above-mentioned gas componant on-line analysis device is characterized in that: the internal diameter of described first quartz glass tube and second quartz glass tube equates and is 2.4mm～2.8mm.
Above-mentioned gas componant on-line analysis device is characterized in that: the connected mode of described capillary quartz glass tube and first quartz glass tube and second quartz glass tube is welding.
The utility model compared with prior art has the following advantages:
1, the utility model is simple in structure, reasonable in design and use easy to operate.
2, online gas componant and/or the isotopic composition of analyzing simultaneously under the certain pressure of the utility model energy, by adjustments of gas pressure size, gas componant and/or the isotopic composition of analysis under different pressures, solve existing chromatograph and mass spectrometer and all can only analyze gas under the normal pressure, can't be implemented in the problem of line analysis to gas under the high pressure.
3, the utility model is easily manufactured, low cost of manufacture, and result of use is good, is suitable for promoting the use of.
4, the utility model can effectively be applicable in the on-line analysis process to the composition of rock gas and/or isotopic composition, also can be used in the on-line analysis process of gas componant to other.
Below by drawings and Examples, the utility model is described in further detail.
Description of drawings
Fig. 1 is one-piece construction synoptic diagram of the present utility model.
Description of reference numerals:
1-objective table; 2-capillary quartz glass tube; 3-the first support;
4-the second support; 5-the first quartz glass tube; 6-the first pressure-bearing flexible pipe;
7-reduction valve; 7-1-low-pressure meter; 7-2-pressure adjustment knob;
8-gas cylinder valve; 9-gas cylinder; 10-testing table;
11-the second quartz glass tube; 12-the second pressure-bearing flexible pipe; 13-the three support;
14-tensimeter; 15-valve.
Embodiment
As shown in Figure 1, the utility model comprises laser Raman spectrometer and is arranged on capillary quartz glass tube 2 on the objective table 1 of described laser Raman spectrometer, the right-hand member of described capillary quartz glass tube 2 is provided with the coupled first logical quartz glass tube 5, described first quartz glass tube 5 is connected with reduction valve 7 by the coupled first logical pressure-bearing flexible pipe 6, described reduction valve 7 also is connected with gas cylinder 9, and described gas cylinder 9 is arranged on the testing table 10 that is positioned at its below; The left end of described capillary quartz glass tube 2 is communicated with second quartz glass tube 11 and the second pressure-bearing flexible pipe 12 successively, be disposed with tensimeter 14 and valve 15 from left to right on the described second pressure-bearing flexible pipe 12, the below of the described second pressure-bearing flexible pipe 12 is provided with passive first support 3.
As shown in Figure 1, the below at described first quartz glass tube 5 and the first pressure-bearing flexible pipe, 6 link position places is provided with second support 17, is used for first quartz glass tube 5 and the first pressure-bearing flexible pipe 6; The below at described second quartz glass tube 11 and the second pressure-bearing flexible pipe, 12 link position places is provided with the 3rd support 18, is used for supporting second quartz glass tube 11 and the second pressure-bearing flexible pipe 12.
In the present embodiment, the length of described capillary quartz glass tube 2 is 8cm～12cm, and the internal diameter of described capillary quartz glass tube 2 is 1.6mm～2.0mm, and result of use is good.
In the present embodiment, the internal diameter of described first quartz glass tube 5 and second quartz glass tube 11 equates and is 2.4mm～2.8mm.
In the present embodiment, the connected mode of described capillary quartz glass tube 2 and first quartz glass tube 5 and second quartz glass tube 11 is welding.
In conjunction with Fig. 1, principle of work of the present utility model is: during experiment, gases at high pressure to be analyzed are packed in the gas cylinder 9, slowly open the gas cylinder valve 8 of gas cylinder 9 then, slowly open valve 15 again, by regulating the pressure adjustment knob 7-2 of reduction valve 7, observe the reading of the low-pressure meter 7-1 of reduction valve 7, gas is entered in the capillary quartz glass tube 2 by certain pressure, treat that air drains in the device after, valve-off 15, continue ventilation, when the reading of tensimeter 14 equates with the reading of low-pressure meter 7-1, close gas cylinder valve 8, whole like this device internal pressure is consistent.At this moment open laser Raman spectrometer, treat that laser gets on the capillary quartz glass tube 2, just can find out the gas Raman spectrogram of this gas under this pressure from laser Raman spectrometer, thereby onlinely draw this gas which main chemical compositions is made of and/or the isotope of some element.Analyze gas componant under an other pressure condition and/or the isotope of some element if desired, so by regulating pressure adjustment knob 7-2, make the reading of low-pressure meter 7-1 be this force value, open laser Raman spectrometer then, treat that laser gets on the microlith English glass tube 2, just the gas Raman spectrogram under this pressure be can measure, and then gas componant under this pressure and/or the isotope of some element drawn.Repeat aforesaid operations, can on-line testing different pressures condition under the gas componant of gas and/or the isotope of some element.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every according to the utility model technical spirit to any simple modification, change and equivalent structure transformation that above embodiment does, all still belong in the protection domain of technical solutions of the utility model.
Claims (5)
1. gas componant on-line analysis device, it is characterized in that: comprise laser Raman spectrometer and be arranged on capillary quartz glass tube (2) on the objective table (1) of described laser Raman spectrometer, the right-hand member of described capillary quartz glass tube (2) is provided with coupled logical first quartz glass tube (5), described first quartz glass tube (5) is connected with reduction valve (7) by the coupled first logical pressure-bearing flexible pipe (6), described reduction valve (7) also is connected with gas cylinder (9), and described gas cylinder (9) is arranged on the testing table (10) that is positioned at its below; The left end of described capillary quartz glass tube (2) is communicated with second quartz glass tube (11) and the second pressure-bearing flexible pipe (12) successively, be disposed with tensimeter (14) and valve (15) from left to right on the described second pressure-bearing flexible pipe (12), the below of the described second pressure-bearing flexible pipe (12) is provided with passive first support (3).
2. according to the described gas componant on-line analysis of claim 1 device, it is characterized in that: described first quartz glass tube (5) is provided with second support (4) with the below at first pressure-bearing flexible pipe (6) the link position place, and described second quartz glass tube (11) is provided with the 3rd support (13) with the below at second pressure-bearing flexible pipe (12) the link position place.
3. according to claim 1 or 2 described gas componant on-line analysis devices, it is characterized in that: the length of described capillary quartz glass tube (2) is 8cm～12cm, and the internal diameter of described capillary quartz glass tube (2) is 1.6mm～2.0mm.
4. according to claim 1 or 2 described gas componant on-line analysis devices, it is characterized in that: the internal diameter of described first quartz glass tube (5) and second quartz glass tube (11) equates and is 2.4mm～2.8mm.
5. according to claim 1 or 2 described gas componant on-line analysis devices, it is characterized in that: described capillary quartz glass tube (2) is welding with the connected mode of first quartz glass tube (5) and second quartz glass tube (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320255425 CN203216849U (en) | 2013-05-12 | 2013-05-12 | Online gas composition analyzing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320255425 CN203216849U (en) | 2013-05-12 | 2013-05-12 | Online gas composition analyzing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203216849U true CN203216849U (en) | 2013-09-25 |
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ID=49206376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320255425 Expired - Fee Related CN203216849U (en) | 2013-05-12 | 2013-05-12 | Online gas composition analyzing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203216849U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486675A (en) * | 2015-12-29 | 2016-04-13 | 长安大学 | Laser Raman detection method for quantitative analysis of CO2 gas carbon isotope composition |
| CN105651757A (en) * | 2016-01-12 | 2016-06-08 | 长安大学 | Method for measuring carbon isotope value delta13C of CO2 gas |
-
2013
- 2013-05-12 CN CN 201320255425 patent/CN203216849U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486675A (en) * | 2015-12-29 | 2016-04-13 | 长安大学 | Laser Raman detection method for quantitative analysis of CO2 gas carbon isotope composition |
| CN105486675B (en) * | 2015-12-29 | 2018-07-03 | 长安大学 | Quantitative analysis CO2The LR laser raman detection method of gas carbon isotope composition |
| CN105651757A (en) * | 2016-01-12 | 2016-06-08 | 长安大学 | Method for measuring carbon isotope value delta13C of CO2 gas |
| CN105651757B (en) * | 2016-01-12 | 2018-07-03 | 长安大学 | A kind of measure CO2Gaseous carbon isotope value δ13The method of C |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20140512 |