CN204439550U - New type atom fluorescence water vapor removal device and Novel atomic fluorescence spectrometer - Google Patents
New type atom fluorescence water vapor removal device and Novel atomic fluorescence spectrometer Download PDFInfo
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- CN204439550U CN204439550U CN201520092348.8U CN201520092348U CN204439550U CN 204439550 U CN204439550 U CN 204439550U CN 201520092348 U CN201520092348 U CN 201520092348U CN 204439550 U CN204439550 U CN 204439550U
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Abstract
The utility model relates to a kind of New type atom fluorescence water vapor removal device and Novel atomic fluorescence spectrometer, be connected with the quartz atomizer of outside, comprise de-watering apparatus and electric heating evaporation device, described electric heating evaporation device is arranged at the side of de-watering apparatus, described de-watering apparatus comprises the Nafion pipe flowed for determinand and the outer gas passage moved for shield gas flow, the two ends of described Nafion pipe are respectively arranged with interior gas import and the outlet of interior gas, described interior gas import is connected with the outlet of steam generating device, described interior gas outlet is connected with the carrier gas interface of outside quartz atomizer, the two ends of described outer gas passage are respectively arranged with the outlet of outer gas and outer gas import.The beneficial effects of the utility model are: the water vapor in determinand is under the purging effect of the outer gas of reversed flow, penetrate in outer gas passage by Nafion pipe, by the gas-liquid separator of outer gas carrier band to outer gas, electric heating evaporation device carries out acceleration evaporation to Nafion pipe, water vapor in thorough removal atomic fluorescence steam generation product, improves the sensitivity of test.
Description
Technical field
The utility model relates to atomic fluorescence spectrometer, particularly relates to a kind of New type atom fluorescence water vapor removal device and Novel atomic fluorescence spectrometer.
Background technology
At present by atomic fluorescence spectrometer to determinand process time, the water vapor in determinand makes the analysis result sensitivity of atom decline, repeatability variation, for solving the problem, water vapor removed by the current more use in market 2 grades of gas-liquid separators, although respond well, thorough not; And use 3 grades or more level gas-liquid separators, though water removal effect increases, but very easily cause memory deposition, and water vapor still has remnants; If increase heating and cooling condensing unit on the path of reactant towards detecting device, then there is determinand easily condensation in pipeline, the disadvantage of loss sensitivity.
Existing common Nafion pipe (Nafion be teflon (
) and the multipolymer of perfluor-3,6-diepoxy-4-methyl-7-decene-sulfuric acid) dewater scheme, affects greatly by atmospheric humidity, need additional gas sources to carry out outer air-blowing and sweep or use the moisture adsorbent needing regular replacing, cost is high, complex structure, uses inconvenience.
Because above-mentioned defect, the design people, actively in addition research and innovation, to founding a kind of New type atom fluorescence water vapor removal device, make it have more value in industry.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide the water vapor in a kind of thorough removal atomic fluorescence steam generation product, improve the sensitivity of test, ensure New type atom fluorescence water vapor removal device and the Novel atomic fluorescence spectrometer of repeatability.
New type atom fluorescence water vapor removal device of the present utility model, be connected with the quartz atomizer of outside, comprise de-watering apparatus and electric heating evaporation device, described electric heating evaporation device is arranged at the side of de-watering apparatus, described de-watering apparatus comprises the Nafion pipe flowed for determinand and the outer gas passage moved for shield gas flow, the two ends of described Nafion pipe are respectively arranged with interior gas import and the outlet of interior gas, described interior gas import is connected with the outlet of steam generating device, in gas outlet be connected with the carrier gas interface of quartz atomizer of outside, the two ends of described outer gas passage are respectively arranged with the outlet of outer gas and outer gas import, described circulation shielding gas flows into from outer gas import, flow out from outer gas outlet.
Further, the steel cylinder that described outer gas import and storage shield gas is connected.
Further, described electric heating evaporation device comprises electric heating body, and described electric heating body is arranged on outside described Nafion pipe.
Further, described New type atom fluorescence water vapor removal device also comprises casing, and described de-watering apparatus and electric heating evaporation device are arranged in casing.
Further, described electric heating evaporation device is fixed in described casing by fixture.
Further, the quantity of described fixture is three.
Further, described interior gas import, the outlet of outer gas export with interior gas, outer gas import is divided into two groups, and divides the left and right sides being located at box top.
Further, the arranged outside of described interior gas import has outer gas to export, and the arranged outside of described interior gas outlet has outer gas import.
Further, the flow direction of the determinand of described Nafion pipe is contrary with the flow direction of the shielding gas of outer gas passage.
A kind of Novel atomic fluorescence spectrometer, comprise gas-liquid separator, quartz atomizer, gas-liquid separator is connected with the shielding gas interface of quartz atomizer, it is characterized in that: described Novel atomic fluorescence spectrometer also comprises the New type atom fluorescence water vapor removal device as described in any one in claim 1 to 9, the outer gas outlet of described New type atom fluorescence water vapor removal device and the gas-liquid separator that is connected.
Compared with prior art, the utility model at least has the following advantages:
1, as outer gas, Nafion pipe is purged by shielding gas, solve usual Nafion pipe and sweep except water vapor carries out outer air-blowing the problem needing additional gas sources, reach the water vapor thoroughly removed in atomic fluorescence steam generation product, improve the sensitivity of test.
2, use shielding gas to sweep as outer air-blowing, strengthen the lasting water-scavenging capability of Nafion pipe.
3, the water vapor in atomic fluorescence steam generation product is thoroughly removed, and can reduce determinand steam by occurring to the gas-liquid separator progression in testing process, reduces memory sedimentary effect.
4, apply Nafion pipe and dewater adaptability more by force, effect is better.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of instructions, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model New type atom fluorescence water vapor removal device;
Fig. 2 is the inner structure schematic diagram of the atomic fluorescence water vapor removal device shown in Fig. 1;
Fig. 3 is the structural representation of Novel atomic fluorescence spectrometer of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
See Fig. 1-3, a kind of New type atom fluorescence water vapor removal device described in the utility model one preferred embodiment, be connected with the quartz atomizer 11 of outside, comprise de-watering apparatus 2 and electric heating evaporation device 3, described electric heating evaporation device 3 is arranged at the side of de-watering apparatus 2, described de-watering apparatus 2 comprises the Nafion pipe 4 flowed for determinand and the outer gas passage 5 moved for shield gas flow, the two ends of described Nafion pipe 4 are respectively arranged with interior gas import 6 and interior gas outlet 7, described interior gas import 6 is connected with the outlet of steam generating device 10, in gas outlet 7 be connected with the carrier gas interface of quartz atomizer 11 of outside, the two ends of described outer gas passage 5 are respectively arranged with outer gas outlet 9 and outer gas import 8, described circulation shielding gas flows into from outer gas import 8, flow out from outer gas outlet 9.Described New type atom fluorescence water vapor removal device also comprises casing 1, and described de-watering apparatus 2 and electric heating evaporation device 3 are arranged in casing 1.
The steel cylinder 13 that described outer gas import 8 shields gas with storage is connected.Described shielding gas is argon gas.
Described electric heating evaporation device 3 comprises electric heating body, and described electric heating body is arranged on outside described Nafion pipe 4.Described electric heating evaporation device 3 is fixed in described casing 1 by three fixtures 14.
Described interior gas import 6, outer gas outlet 9 exports 7 with interior gas, outer gas import 8 is divided into two groups, and divides the left and right sides being located at box top.The arranged outside of described interior gas import 6 has outer gas to export 9, and the arranged outside of described interior gas outlet 7 has outer gas import 8.
The flow direction of the determinand of described Nafion pipe is contrary with the flow direction of the shielding gas of outer gas passage.
A kind of Novel atomic fluorescence spectrometer, comprise gas-liquid separator 12, quartz atomizer 11, gas-liquid separator 12 is connected with the shielding gas interface of quartz atomizer 11, described Novel atomic fluorescence spectrometer also comprises New type atom fluorescence water vapor removal device as described above, outer gas outlet 9 and the gas-liquid separator 12 that is connected of described New type atom fluorescence water vapor removal device.
The course of work of the present utility model is as follows:
During work, steam generating device 10 by carrier gas carrier band determinand through interior gas import 6 and interior gas outlet 7 between Nafion pipe 4 time, due to the fine selectivity of Nafion pipe 4 pairs of hydrones, steel cylinder 13 is by conveying argon gas in outer gas import 8 outwards gas passage 5, with under the purging effect making water vapor in the determinand argon gas of gas passage 5 reversed flow outside, by penetrating in outer gas passage 5 in Nafion pipe 4, reach the water vapor thoroughly removed in atomic fluorescence steam generation product, improve the sensitivity of test, and by outer gas outlet 8 by by the gas-liquid separator 12 of outer gas carrier band to outer gas, and condensation in gas-liquid separator 12, dried outer gas, be transferred to quartz atomizer 11, and recycle as the shielding gas of quartz atomizer 11, and determinand steam can not incur loss.
When reversed flow argon purge, the electric heating body of electric heating evaporation device 3 is arranged on outside described Nafion pipe 4, and Nafion pipe 4 is heated, improve Nafion pipe 4 temperature, thus play the effect accelerating evaporation, the same determinand of shield gas flow amount of said process Atom fluorescence, the ratio of carrier gas mixed gas flow closely 3: 1, this ratio be the best of Nafion pipe outer in airshed ratio, and recycling of gas of shielding can not cause waste.In dry area, the humidity of air is less, can disconnect argon gas, relies on spontaneous evaporation or electric heating assisted evaporative can obtain gratifying water removal effect equally.
Atomic fluorescence spectrophotometer uses the utility model to carry out contrast experiment to show, different according to element, and sensitivity does not increase by 5% to 20% not etc.Without the need to additionally increasing the outer gas source of the gas such as air compressor machine, air steel cylinder, reduce cost.Without the need to using drying agent or adsorbent of molecular sieve, easy to use.Pipeline is easy to connect, and the atomic fluorescence spectrophotometer of market volume also can be upgraded use easily.
In sum: as outer gas, Nafion pipe is purged by shielding gas, solve usual Nafion pipe and sweep except water vapor carries out outer air-blowing the problem needing additional gas sources, thoroughly remove the water vapor in atomic fluorescence steam generation product, improve the sensitivity of test.Use shielding gas to sweep as outer air-blowing, strengthen the lasting water-scavenging capability of Nafion pipe.The thorough removal of the water vapor in atomic fluorescence steam generation product, can reduce determinand steam by occurring to the gas-liquid separator progression in testing process, reduces memory sedimentary effect.Argon gas drying in steel cylinder, temperature are a little less than room temperature, physical characteristics consistance is good, it is ideal outer gas source of the gas, the same determinand of shield gas flow amount of atomic fluorescence, the ratio of carrier gas mixed gas flow closely 3: 1, the outer interior airshed ratio of the best for Nafion pipe, and recycling of gas of shielding can not cause waste.Outer air-blowing can be used flexibly to sweep according to service condition to recycle, electric heating evaporation, spontaneous evaporation various modes ensure water rem oval, dewater adaptability more by force than general application Nafion pipe, effect is better.
The above is only preferred implementation of the present utility model; be not limited to the utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (10)
1. a New type atom fluorescence water vapor removal device, be connected with the quartz atomizer of outside, comprise de-watering apparatus and electric heating evaporation device, it is characterized in that: described electric heating evaporation device is arranged at the side of de-watering apparatus, described de-watering apparatus comprises the Nafion pipe flowed for determinand and the outer gas passage moved for shield gas flow, the two ends of described Nafion pipe are respectively arranged with interior gas import and the outlet of interior gas, described interior gas import is connected with the outlet of steam generating device, in gas outlet be connected with the carrier gas interface of quartz atomizer of outside, the two ends of described outer gas passage are respectively arranged with the outlet of outer gas and outer gas import, circulation shielding gas flows into from outer gas import, flow out from outer gas outlet.
2. New type atom fluorescence water vapor removal device according to claim 1, is characterized in that: the steel cylinder that described outer gas import shields gas with storage is connected.
3. New type atom fluorescence water vapor removal device according to claim 1, it is characterized in that: described electric heating evaporation device comprises electric heating body, described electric heating body is arranged on outside described Nafion pipe.
4. New type atom fluorescence water vapor removal device according to claim 3, is characterized in that: described New type atom fluorescence water vapor removal device also comprises casing, and described de-watering apparatus and electric heating evaporation device are arranged in casing.
5. New type atom fluorescence water vapor removal device according to claim 4, is characterized in that: described electric heating evaporation device is fixed in described casing by fixture.
6. New type atom fluorescence water vapor removal device according to claim 5, is characterized in that: the quantity of described fixture is three.
7. New type atom fluorescence water vapor removal device according to claim 1, is characterized in that: described interior gas import, the outlet of outer gas export with interior gas, outer gas import is divided into two groups, and divides the left and right sides being located at box top.
8. New type atom fluorescence water vapor removal device according to claim 7, is characterized in that: the arranged outside of described interior gas import has outer gas to export, and the arranged outside of described interior gas outlet has outer gas import.
9. New type atom fluorescence water vapor removal device according to claim 1, is characterized in that: the flow direction of the determinand of described Nafion pipe is contrary with the flow direction of the shielding gas of outer gas passage.
10. a Novel atomic fluorescence spectrometer, comprise gas-liquid separator, quartz atomizer, gas-liquid separator is connected with the shielding gas interface of quartz atomizer, it is characterized in that: described Novel atomic fluorescence spectrometer also comprises the New type atom fluorescence water vapor removal device as described in any one in claim 1 to 9, the outer gas outlet of described New type atom fluorescence water vapor removal device and the gas-liquid separator that is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520092348.8U CN204439550U (en) | 2015-02-10 | 2015-02-10 | New type atom fluorescence water vapor removal device and Novel atomic fluorescence spectrometer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520092348.8U CN204439550U (en) | 2015-02-10 | 2015-02-10 | New type atom fluorescence water vapor removal device and Novel atomic fluorescence spectrometer |
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| CN204439550U true CN204439550U (en) | 2015-07-01 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546547A (en) * | 2016-12-09 | 2017-03-29 | 北京东方安杰科技有限公司 | It is a kind of based on sensor and using infiltration absorption dehydration device gas phase molecular absorption spectrometer |
| CN106546546A (en) * | 2016-12-09 | 2017-03-29 | 北京东方安杰科技有限公司 | A kind of gas phase molecular absorption spectrometer using infiltration absorption dehydration device |
| CN107389547A (en) * | 2017-06-26 | 2017-11-24 | 北京海光仪器有限公司 | Intelligent environmental protection type light source drift corrects AFS automatically |
-
2015
- 2015-02-10 CN CN201520092348.8U patent/CN204439550U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546547A (en) * | 2016-12-09 | 2017-03-29 | 北京东方安杰科技有限公司 | It is a kind of based on sensor and using infiltration absorption dehydration device gas phase molecular absorption spectrometer |
| CN106546546A (en) * | 2016-12-09 | 2017-03-29 | 北京东方安杰科技有限公司 | A kind of gas phase molecular absorption spectrometer using infiltration absorption dehydration device |
| CN107389547A (en) * | 2017-06-26 | 2017-11-24 | 北京海光仪器有限公司 | Intelligent environmental protection type light source drift corrects AFS automatically |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 |
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| CF01 | Termination of patent right due to non-payment of annual fee |