CN207923722U - ICP-OES hydride atomization systems - Google Patents
ICP-OES hydride atomization systems Download PDFInfo
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- CN207923722U CN207923722U CN201820321093.1U CN201820321093U CN207923722U CN 207923722 U CN207923722 U CN 207923722U CN 201820321093 U CN201820321093 U CN 201820321093U CN 207923722 U CN207923722 U CN 207923722U
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Abstract
The utility model belongs to hydride detection technique field, more particularly to a kind of ICP OES hydride atomization systems.Including gas-liquid sample feeding pipe, gas-liquid separation unit, gas center pipe, atomization gas air inlet pipe and level balance unit, wherein gas-liquid separation unit is connected to the bottom of level balance unit, the top of gas-liquid separation unit is connected to gas-liquid sample feeding pipe and gas central tube, the end of gas center pipe is placed in the nozzle of atomization gas air inlet pipe, and the side of level balance unit is equipped with leakage fluid dram.The utility model has amount of samples few, securely and reliably, pollution-free, can batch operation the advantages of, solve the problems, such as that atomic fluorescence spectrophotometer testing efficiency is low, as a result accurately, instrument detection lower limit is reduced, while there is very strong application value in ocean, geology and environmental analysis.
Description
Technical field
The utility model belongs to hydride detection technique field, more particularly to a kind of ICP-OES hydride atomization system.
Background technology
In recent years, with the development of spectrum test analytical technology, ICP-OES is widely used, and conventional func is
Incisively and vividly through performance, it because its test speed is fast, easy to operate, data stabilization is accurate etc., increasingly draws attention, especially
It is the exploitation of its expanded function, causes the concern of Analysts.The hydride element such as As, Se is always that ICP-OES is surveyed at present
The problem of examination is mainly shown as that these constituent contents are extremely low, is less than instrument detection limit, tests low strength, and there is also relatively strong
Interference element, influence the Accurate Determining of these elements, these ionization potentials are higher, it is more difficult to ionize, sensitivity is relatively low, detection
It limits higher.
Invention content
In view of the above-mentioned problems, the purpose of this utility model is to provide a kind of ICP-OES hydride atomization system, to solve
The low problem of atomic fluorescence spectrophotometer testing efficiency.
To achieve the above object, the utility model use technical solution for：
A kind of ICP-OES hydride atomization system, including gas-liquid sample feeding pipe, gas-liquid separation unit, gas center pipe, atomization
Gas air inlet pipe and level balance unit, wherein gas-liquid separation unit are connected to the bottom of level balance unit, the gas-liquid separation
The top of unit is connected to gas-liquid sample feeding pipe and gas central tube, the end of the gas center pipe be placed in the atomization gas into
The side of the nozzle of tracheae, the level balance unit is equipped with leakage fluid dram.
The diversion pipe being connected to the gas-liquid sample feeding pipe is equipped in gas-liquid separation unit.
The diversion pipe tilts down and is unenclosed construction above.
The gas-liquid separation unit is connected to the bottom of level balance unit by connecting pipeline.
The top of the level balance unit is closed ball.
The top of the gas-liquid separation unit is pyramidal structure, and the pyramidal structure is connected to the gas center pipe.
The gas center pipe is inserted in the atomization gas air inlet pipe and end is placed in the spray of the atomization gas air inlet pipe
At mouthful.
The leakage fluid dram of level balance unit side is connect with drain pipe.
The advantages of the utility model and advantageous effect are：The utility model simplifies experiment flow, and it is sensitive to improve method
Degree, reduces detection limit, realizes quick, simple, efficient, the accurate test hydride elements of ICP-OES, opens ICP-OES
With hydride direct injected system associated with research and application, test industry have boundless application value.Also it is simultaneously
On Analysis of Chemical Species of Elements provides higher reference value.
Description of the drawings
Fig. 1 is the utility model block diagram.
In figure：1 is gas-liquid sample feeding pipe, and 2 be diversion pipe, and 3 be gas-liquid separation unit, and 4 be gas center pipe, and 5 be atomization gas
Air inlet pipe, 6 be spout, and 7 be closed sphere, and 8 be sewer pipe, and 9 be connecting pipeline, and 10 be level balance unit.
Specific implementation mode
In order to keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in detail in example.
As shown in Figure 1, a kind of ICP-OES hydride atomization system provided by the invention, including gas-liquid sample feeding pipe 1, gas-liquid
Separative element 3, gas center pipe 4, atomization gas air inlet pipe 5 and level balance unit 10, wherein gas-liquid separation unit 3 and liquid level are flat
The bottom connection of weighing apparatus unit 10, the top of gas-liquid separation unit 3 are connected to gas-liquid sample feeding pipe 1 and gas central tube 4, gas center
The end of pipe 4 is placed at the spout 6 of atomization gas air inlet pipe 5, and the side of level balance unit 10 is equipped with leakage fluid dram, leakage fluid dram with
Drain pipe 8 connects.
Further, the diversion pipe 2 being connected to gas-liquid sample feeding pipe 1 is equipped in gas-liquid separation unit 3.Diversion pipe 2 dips down
Tiltedly and it is unenclosed construction above.Gas-liquid mixture after reaction flows through gas-liquid sample feeding pipe 1, after diversion pipe 2, on gas
It rises, the waste liquid of generation is mixed by diversion pipe 2 with the liquid of gas-liquid separation unit 3.
Further, gas-liquid separation unit 3 is connected to the bottom of level balance unit 10 by connecting pipeline 9, gas-liquid point
It is connected to level balance unit 10 by connecting pipeline 9 from waste liquid in unit 3, waste liquid flows into level balance by connecting pipeline 9
Unit 10.
Further, the top of level balance unit 10 is closed ball 7, and the liquid level in level balance unit 10 is being closed
Under the action of sphere 7, pressure balance is realized, waste liquid is overflowed and is discharged by sewer pipe 8, realize gas-liquid separation unit 3 and liquid
The pressure balance of face balance unit 10.
The top of gas-liquid separation unit 3 is pyramidal structure, and pyramidal structure is connected to gas center pipe 4, and gas center pipe 4 is inserted
In atomization gas air inlet pipe 5 and end is placed at the spout 6 of atomization gas air inlet pipe 5.
Sample is that sample is reacted into gas-liquid sample feeding pipe 1 with reducing agent, and the preliminary separation for realizing gas and liquid introduces
Gas-liquid separation unit 3, and under the action of diversion pipe 2, realize that liquid is downward, the gases such as hydride of generation are in negative pressure force effect
It is lower upward, stablize extraction hydride gas, realizes the final separation of gas-liquid.The gases such as hydride are through gas center pipe 4, atomization gas
It is introduced through atomization gas air inlet pipe 5, atomization gas finally draws hydride etc. through spout 6, forms uniform hydride gas mixing
Body.Waste liquid part and connecting pipe 9 and 10 unicom of level balance unit, and under the action of closed ball 7, maintain liquid level flat
Weighing apparatus, waste liquid part are discharged by sewer pipe 8, are realized under constant-pressure conditions, and hydride draws atomizer, is finally connected with fog chamber, most
Be introduced into ICP-OES quarter bends eventually, realize hydride gas sample introduction, it can be achieved that the elements such as Ge, As, Se, Te, Sb, Sn and Hg it is straight
Connect measurement.This method uses hydride atomiser system, simplifies experiment flow, improves method sensitivity, reduces detection
Danger, realize ICP-OES quickly, it is simple, efficiently, accurate test hydride element, open ICP-OES and hydride directly into
Research associated with sample system and application, test industry have boundless application value.It is also carried simultaneously for On Analysis of Chemical Species of Elements
Higher reference value is supplied.
The utility model hydride atomization system measures the hydride elements such as As, Se, Te and Hg with ICP-OES combinations.This
Utility model hydride sampling system is easy to operate, has amount of samples few, securely and reliably, pollution-free, batch operation.Target
Sample, restored by reducing agent, reacted with boron hydride, generate hydride, introduce ICP-OES, realize the hydrogenations such as As, Se
The Accurate Determining of matter-element element solves the problems, such as that atomic fluorescence spectrophotometer testing efficiency is low, as a result accurately, reduces instrument
Device detects lower limit, while having very strong application value in ocean, geology and environmental analysis.
The utility model, which has, to be effectively removed interference, detaches the characteristics of quick, raising sensitivity, lowering apparatus detection limit,
It can be described as the analysis fields such as geology, ocean, environment, medicine, quality inspection, material, alloy, nuclear industry and measure the direct of hydride element
Means.
The foregoing is merely the embodiments of the utility model, are not intended to limit the scope of protection of the utility model.It is all
Any modification, equivalent substitution and improvements made within spirit of the present utility model and principle, extension etc., are all contained in this reality
With in novel protection domain.
Claims (8)
1. a kind of ICP-OES hydride atomization system, which is characterized in that including gas-liquid sample feeding pipe (1), gas-liquid separation unit (3),
Gas center pipe (4), atomization gas air inlet pipe (5) and level balance unit (10), wherein gas-liquid separation unit (3) and level balance
The bottom of unit (10) is connected to, and top and the gas-liquid sample feeding pipe (1) and gas central tube (4) of the gas-liquid separation unit (3) connect
Logical, the end of the gas center pipe (4) is placed at the spout (6) of the atomization gas air inlet pipe (5), the level balance list
The side of first (10) is equipped with leakage fluid dram.
2. ICP-OES hydride atomization system according to claim 1, which is characterized in that set in gas-liquid separation unit (3)
There is the diversion pipe (2) being connected to the gas-liquid sample feeding pipe (1).
3. ICP-OES hydride atomization system according to claim 2, which is characterized in that the diversion pipe (2) dips down
Tiltedly and it is unenclosed construction above.
4. ICP-OES hydride atomization system according to claim 1, which is characterized in that the gas-liquid separation unit (3)
It is connected to by connecting pipeline (9) with the bottom of level balance unit (10).
5. ICP-OES hydride atomization system according to claim 1, which is characterized in that the level balance unit
(10) top is closed ball (7).
6. ICP-OES hydride atomization system according to claim 1, which is characterized in that the gas-liquid separation unit (3)
Top be pyramidal structure, the pyramidal structure is connected to the gas center pipe (4).
7. ICP-OES hydride atomization system according to claim 1, which is characterized in that the gas center pipe (4) is inserted
In the atomization gas air inlet pipe (5) and end is placed at the spout (6) of the atomization gas air inlet pipe (5).
8. ICP-OES hydride atomization system according to claim 1, which is characterized in that the level balance unit
(10) leakage fluid dram with drain pipe (8) of side are connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820321093.1U CN207923722U (en) | 2018-03-09 | 2018-03-09 | ICP-OES hydride atomization systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820321093.1U CN207923722U (en) | 2018-03-09 | 2018-03-09 | ICP-OES hydride atomization systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207923722U true CN207923722U (en) | 2018-09-28 |
Family
ID=63598473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820321093.1U Expired - Fee Related CN207923722U (en) | 2018-03-09 | 2018-03-09 | ICP-OES hydride atomization systems |
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| Country | Link |
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| CN (1) | CN207923722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426873A (en) * | 2018-03-09 | 2018-08-21 | 中国科学院海洋研究所 | A kind of detection method and dedicated unit of hydride |
-
2018
- 2018-03-09 CN CN201820321093.1U patent/CN207923722U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426873A (en) * | 2018-03-09 | 2018-08-21 | 中国科学院海洋研究所 | A kind of detection method and dedicated unit of hydride |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 |
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| CF01 | Termination of patent right due to non-payment of annual fee |