CN2619258Y - Multifunction mixed reaction module - Google Patents
Multifunction mixed reaction module Download PDFInfo
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- CN2619258Y CN2619258Y CN 03219037 CN03219037U CN2619258Y CN 2619258 Y CN2619258 Y CN 2619258Y CN 03219037 CN03219037 CN 03219037 CN 03219037 U CN03219037 U CN 03219037U CN 2619258 Y CN2619258 Y CN 2619258Y
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Abstract
The utility model is a multi-function mixing react module of the small flame atomization atomic fluorescence analysis device. The characteristics are in that: the mixing react module includes a mixing zone, a reaction zone and a discharge fluid zone; the mixing zone is connected with the discharge fluid zone through the reaction zone, the height of the connected port between reaction zone and the discharge fluid zone is lower than the height of the discharge fluid port of the discharge fluid zone, the height of the pass port between mixing zone and reaction zone is higher than the height of the discharge fluid port of the discharge fluid zone, a loading gas inlet, a measured sample inlet and a reagent inlet are opened in mixing zone and which are also connected with the mixing zone, an exhaust port is arranged on the upper end of the discharge fluid zone, a discharge fluid port is arranged on the base. The multi-function mixing react module scientifically rationally combines the mixing reaction, gas-water separation, water sealing and other functions which are need by flame method and hydride generation method, and the structure is reasonable.
Description
Technical field: the utility model relates to atomic spectroscopic analysis equipment, particularly the multi-functional hybrid reaction module in the flammule atomization atomic fluorescence analysis equipment.
Background technology: in recent years, be applied in the analysis field, in order to elements such as arsenic, antimony, mercury are measured as the atomic fluorescence technology of atomic spectroscopy important branch, particularly atomic fluorescence-hydrogenation generation technique.Because it is highly sensitive that it has, detection limit is low by (＜10
-11) etc. advantage, this analytical approach has been adopted by industries such as environmental protection and water analysis, health, food, and a plurality of national standards and industry standard are arranged.Can carry out the element that hydride takes place but the elemental range that the atomic fluorescence device on the present market can detect only is confined to some, so can survey the narrow range of element, this has limited the application of instrument to a certain extent.
Multi-functional hybrid reaction module is the important component part of flammule atomization atomic fluorescence analysis instrument, and its function is:
1. the liquid that stockpiles that is not atomized fully in the flame method test process is discharged, simultaneously mixed gas is leaked to some extent.
2. the reagent with tested elementary composition of hydride generation method and adding fully reacts in this mould, and the mixed gas that reaction is produced enters spray chamber, and remaining waste liquid is discharged, and reaches the purpose of gas-water separation.
The performance that directly influences its function whether rational in infrastructure of multi-functional hybrid reaction module is so that sensitivity, reappearance and the memory effect of whole instrument.
Summary of the invention: the purpose of this utility model is to propose a kind of multi-functional hybrid reaction module, and the scientific and reasonable combinations of function such as its hybrid reaction that flame method and hydride generation method is required, gas-water separation, water seal have characteristic of reasonable structure.
The technical solution of the utility model is: the hybrid reaction module is characterized in that: the hybrid reaction module is made of mixed zone, reaction zone, drainage region; The mixed zone is communicated with drainage region by reaction zone, the height of reaction zone and drainage region connected entrance is lower than the leakage fluid dram height of drainage region, the port height of mixed zone and reaction zone is higher than the height of the leakage fluid dram of drainage region, and the mixed zone has carrier gas inlet, sample import, reagent import and is communicated with the mixed zone.
There is exhausr port described drainage region upper end, and leakage fluid dram is arranged at the bottom.
Characteristics of the present utility model are: flammule atomization atomic fluorescence analysis equipment work process is: solution to be measured is at first atomized through sprayer, send into spray chamber, and mix with inflammable gas in spray chamber; The fog-like body that mixes makes tested element atomization by burner combustion; Be in the atom of ground state this moment under the exciting that is subjected to characteristic wavelength radiant rays (element lamp), the atomic fluorescence signal of specific wavelength will take place, and the proportional relation of concentration of contained element in the fluorescence signal intensity that produces and the sample, the intensity of measuring the atomic fluorescence signal can calculate the concentration of tested element in the sample.
The technical indicator that the device that adopts the flammule technology to be formed can reach is: detect and be limited to 10
-9-10
-12Measuring accuracy is less than 1.5%; The range of linearity is 2-3 the order of magnitude.Compare with original technology, the utility model is at the no chromatic dispersion element that has kept the atomic fluorescence analysis instrument to be had, the detection sensitivity height, detection limit is low, measurement range is wide, disturb less, advantages of simple structure and simple the time, owing to adopted flame method to enlarge the scope that the atomic fluorescence analysis instrument can be surveyed element, widened the application of instrument.
The utility model has the advantages that: it is divided into mixed zone, reaction zone, drainage region with the hybrid reaction module body, the mixed zone is that three different directions in the hybrid reaction module body have carrier gas inlet, sample import, reagent import and constitute, and carrier gas inlet is connected compressed gas and brought sample, reagent into mixed zone and mix; The mixed zone communicates with reaction zone, and mixed gas enters the reaction zone reaction, and reacted mixed gas is supplied with spray chamber through mixed gas outlet output and entered burner atomization again; The liquid of mixed zone will stockpile liquid with coupled logical drainage region and discharge.The scientific and reasonable combinations of function such as its hybrid reaction that flame method and hydride generation method is required, gas-water separation, water seal have characteristic of reasonable structure.
Description of drawings: the utility model is described in further detail below in conjunction with the embodiment accompanying drawing:
Fig. 1 is the utility model embodiment one-piece construction synoptic diagram;
Embodiment: the hybrid reaction module 3 among Fig. 1 is by stockpiling liquid outlet chamber 301, reaction chamber 302, carrier gas inlet 303, sample import 304, reagent import 305, air hole 306, mixed gas outlet 307 is formed, in fact hybrid reaction module 3 is divided into 3 districts, mixed zone 308, reaction zone 309, drainage region 310, mixed zone 308 is that three different directions in hybrid reaction module 3 have carrier gas inlet 303, sample import 304, reagent import 305 constitutes, and carrier gas inlet 303 is connected to compressed gas with sample, reagent is brought mixed zone 308 into and is mixed; Further in reaction zone 309 reactions, the mixed gas through reacting enters spray chamber 1 and atomizes mixed gas again; And the liquid that together enters mixed zone 308 is discharged by stockpiling liquid outlet chamber 301.In order to prevent that drainage region 310 from producing negative pressure, have air hole 306 at drainage region 310, reach the purpose that carbonated drink is separated.
Flammule atomization atomic fluorescence analysis equipment is generally realized the atomic fluorescence analysis of flammule atomization by spray chamber 1, burner 2, hybrid reaction module 3, the mixed gas of hybrid reaction module 3 is connected with spray chamber 1, and the aerosol outlet of spray chamber 1 is connected with the inlet of burner 2; Realize optimum adjustment on the proportioning by spray chamber 1, burner 2,3 pairs of combustion gas of hybrid reaction module, auxilliary gas and mixed gas flow velocity, some burning reassociates after flame elder generation multiple spot is burnt, formation is than flammule, reduce the interference that the light background produces, finally reach the purpose that improves instrument test sensitivity.During use, solution 4 to be measured is at first mixed through hybrid reaction module 3, enter spray chamber 1 then, in spray chamber 1, mix with inflammable gas 5; The fog-like body 6 that mixes makes tested element atomization by burner 2 burnings; Be in the atom of ground state this moment under the exciting that is subjected to characteristic wavelength radiant rays (element lamp), the atomic fluorescence signal of specific wavelength will take place, and the proportional relation of concentration of contained element in the fluorescence signal intensity that produces and the sample, the intensity of measuring the atomic fluorescence signal can calculate the concentration of tested element in the sample.
Spray chamber 1 is to be made of the interlayer in chamber 101, the chamber 102, atomization gas outlet 103, inflammable gas inlet 104, atomization gas inlet among Fig. 1, interlayer 102 is divided into levels with chamber 101, the bottom side has by inflammable gas inlet 104, and the atomization gas inlet is arranged at the bottom bottom.Be divided into the levels structure path of under the situation that does not increase volume, having extended, on the one hand mist and inflammable gas 5 mixed fully, on the other hand also can buffer gas, atomization gas is flowed stablize, thereby guaranteed the stability of flame.
Burner 2 among Fig. 1 is divided into inner chamber 201, exocoel 202, and the interface 203 with spray chamber 1 is arranged at inner chamber 201 bottoms; A plurality of combustion heads 204 in interface 203 and the inner chamber 201 communicate, and they are separated from each other for combustion head 204; Be incorporated into the combustion zone 205 of burner 2 from bottom to top; Exocoel 202 is connected with auxiliary gas pipe 206.The quartzy burner structure of this double-deck bull of burner 2 can guarantee the abundant burning of flame effectively, helps atomization process.In addition, also guaranteed normal at the Different Altitude Regions burner.
Flame atomizer is employed as a kind of proven technique in the atomic absorption analyzer device.But, because atomic fluorescence device is to measure to be subjected to light activated fluorescence signal, rather than absorption signal, and be dispersionless, so when in early days this technology of flame atomizer being applied to the atomic fluorescence analysis instrument, owing to be subjected to the influence of factors such as parasitic light and refract light, cause the background interference of signal can't be applied to put into practice work too greatly.We have adopted the flammule technology, have adopted special light source in addition, and background value is separated effectively with signal value, thereby have reached the purpose of extracting useful signal.
Claims (2)
1, hybrid reaction module is characterized in that: the hybrid reaction module is made of mixed zone, reaction zone, drainage region; The mixed zone is communicated with drainage region by reaction zone, the height of reaction zone and drainage region connected entrance is lower than the leakage fluid dram height of drainage region, the port height of mixed zone and reaction zone is higher than the height of the leakage fluid dram of drainage region, and the mixed zone has carrier gas inlet, sample import, reagent import and is communicated with the mixed zone.
2, hybrid reaction module according to claim 1 is characterized in that: there is exhausr port described drainage region upper end, and leakage fluid dram is arranged at the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03219037 CN2619258Y (en) | 2003-06-03 | 2003-06-03 | Multifunction mixed reaction module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03219037 CN2619258Y (en) | 2003-06-03 | 2003-06-03 | Multifunction mixed reaction module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2619258Y true CN2619258Y (en) | 2004-06-02 |
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ID=34244156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03219037 Expired - Fee Related CN2619258Y (en) | 2003-06-03 | 2003-06-03 | Multifunction mixed reaction module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2619258Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519923A (en) * | 2011-11-23 | 2012-06-27 | 北京金索坤技术开发有限公司 | Atomic fluorescence spectrometer system for combining flaming method and hydrogenation method |
| CN103983620A (en) * | 2013-02-07 | 2014-08-13 | 北京瑞利分析仪器有限公司 | Closed type atomization system |
| CN107271383A (en) * | 2017-06-06 | 2017-10-20 | 北京金索坤技术开发有限公司 | A kind of array flame convergence type atomizer for NITRATE BY FLAME ATOMIC XRF |
| CN107389546A (en) * | 2017-06-06 | 2017-11-24 | 北京金索坤技术开发有限公司 | A kind of atomization system for NITRATE BY FLAME ATOMIC XRF |
-
2003
- 2003-06-03 CN CN 03219037 patent/CN2619258Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519923A (en) * | 2011-11-23 | 2012-06-27 | 北京金索坤技术开发有限公司 | Atomic fluorescence spectrometer system for combining flaming method and hydrogenation method |
| CN103983620A (en) * | 2013-02-07 | 2014-08-13 | 北京瑞利分析仪器有限公司 | Closed type atomization system |
| CN107271383A (en) * | 2017-06-06 | 2017-10-20 | 北京金索坤技术开发有限公司 | A kind of array flame convergence type atomizer for NITRATE BY FLAME ATOMIC XRF |
| CN107389546A (en) * | 2017-06-06 | 2017-11-24 | 北京金索坤技术开发有限公司 | A kind of atomization system for NITRATE BY FLAME ATOMIC XRF |
| CN107271383B (en) * | 2017-06-06 | 2023-09-15 | 北京金索坤技术开发有限公司 | Array flame converging atomizer for flame atomic fluorescence spectrometer |
| CN107389546B (en) * | 2017-06-06 | 2023-09-15 | 北京金索坤技术开发有限公司 | Atomization system for flame atomic fluorescence spectrometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |