CN202256162U - Portable atomic fluorescence spectrograph - Google Patents
Portable atomic fluorescence spectrograph Download PDFInfo
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- CN202256162U CN202256162U CN2011204095661U CN201120409566U CN202256162U CN 202256162 U CN202256162 U CN 202256162U CN 2011204095661 U CN2011204095661 U CN 2011204095661U CN 201120409566 U CN201120409566 U CN 201120409566U CN 202256162 U CN202256162 U CN 202256162U
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- portable
- detecting device
- reductive agent
- sample introduction
- air chamber
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Abstract
The utility model provides a portable atomic fluorescence spectrograph comprising a gas circuit system, a hydride generation system, a reducing agent sample introduction part, a detector and a data processing system, wherein the gas circuit system is connected with the hydride generation system and the detector respectively; the reducing agent sample introduction part is connected with the hydride generation system; the hydride generation system is connected with the detector; and the detector is connected with the data processing system. The portable atomic florescence spectrograph is small in volume, light in weight, convenient to carry and simple to operate, can be used for directly, rapidly and accurately testing in the site for sampling outdoors, solves the problem that the existing commercialized atomic fluorescence instrument can not be used for directly testing during outdoor sampling, avoids the pollution on element testing generated by a sampling utensil and a storage reagent, and shortens the period of the whole sample testing process. The portable atomic fluorescence spectrograph can be used for testing the practical content of heavy metal elements in samples rapidly and accurately.
Description
Technical field
The utility model relates to a kind of portable AFS, belongs to the spectrometer technical field.
Background technology
In domestic and international at present the analytical approach to toxic heavy metal element; Methods such as applied chemistry method, electrochemical process, indirect method are analyzed heavy metal element, exist analytic process loaded down with trivial details, and test environment requires high; Shortcomings such as test result is unreliable, discontented lumping weight metallic pollution source prevention and control requirement; Atomic absorption method is an instrumental method, limited by its principle of instrument, and difficulty is all compared in instrument miniaturization and test process simplification.And atomic fluorometry; Have that optical system is simple, highly sensitive, detection limit is low, the range of linearity is wide, simple in structure, lower-price characteristic; On toxic heavy metal element detectabilities such as trace arsenic, mercury, lead, have outstanding advantage, be widely used in the environment measuring real work.
Present commercial atomic fluorescence device; General sample size is less; And content of beary metal is extremely low in the water sample, so method detect that the heavy metal element in I, the II class water quality detects requirement in the water environment quality standard that also is difficult to satisfy national regulation and the sea water quality standard.In addition, commercial AFS all is the laboratory detecting instrument, and volume is big, and Heavy Weight is not suitable for outdoor work; And specimen must be through going sampling with special-purpose sampling vessel to sampling spot; And also must not add acid and preserve for the character of the sample that guarantees to adopt does not change; For the low-down element of content in the water sample; In sampling process, increased the certain operations step, the container of sampling usefulness all might bring certain pollution with the reagent of preserving usefulness; Also increased the cycle of whole sample testing process in addition.
Summary of the invention
The purpose of the utility model is in order to overcome the deficiency of commercialization atomic fluorescence device in sample detection, a kind of portable AFS that is used for quick and precisely detecting under the outdoor complex environment heavy metal element to be provided.
The purpose of the utility model realizes through following technical scheme:
A kind of portable AFS; Comprise air-channel system, hydride generating system, reductive agent sample introduction parts, detecting device and data handling system; Said air-channel system is connected with detecting device with hydride generating system respectively; Said reductive agent sample introduction parts are connected with hydride generating system, and hydride generating system is connected with detecting device, and detecting device is connected with data handling system.
The beneficial effect of the utility model: the utility model volume is little, in light weight, easy to carry, simple to operate, can directly measure on outdoor sample sampling ground fast and accurately; Solved the problem that existing commercial atomic fluorescence device can not outdoor sampling be directly measured, avoided having reduced the cycle of whole sample testing process because of sampling vessel and the pollution of preserving the element determination that reagent brings.The utility model is the 26S Proteasome Structure and Function that the requirement according to environment for use designs an apparatus; Light small and exquisite, highly sensitive, resolving power is strong, analysis speed is fast; It is the instrument of the high analyzing and testing heavy metal pollution of a kind of cost performance; Be used for direct mensuration the in sample sampling ground under the outdoor complex environment, the ability rapid and accurate determination goes out the actual content of heavy metal element in the sample.
Description of drawings
Fig. 1 is the syndeton synoptic diagram of the utility model;
Fig. 2 is the structural representation of the utility model hydride generating system.
Embodiment
To combine accompanying drawing that the utility model is done further detailed description below: present embodiment provided detailed embodiment, but the protection domain of the utility model is not limited to following embodiment being to implement under the prerequisite with the utility model technical scheme.
A kind of portable AFS (as depicted in figs. 1 and 2) that present embodiment is related; Comprise air-channel system 1, hydride generating system 2, reductive agent sample introduction parts 3, detecting device 4 and data handling system 5; Said air-channel system 1 is connected with detecting device 4 with hydride generating system 2 respectively; Said reductive agent sample introduction parts 3 are connected with hydride generating system 2, and hydride generating system 2 is connected with detecting device 4, and detecting device 4 is connected with data handling system 5.The mixed gas input detector 4 that produces through hydride generating system 2 detects, and 5 pairs of test results of said data handling system are carried out analyzing and processing.
Said hydride generating system 2 comprises air chamber 21 and reagent bottle 22; Said air chamber 21 comprises two imports and an outlet; Said two imports are respectively reductive agent import and carrier gas inlet, and a said outlet is mixed gas outlet (being argon gas, hydrogen, atomic vapour mixed gas).Said reagent bottle 22 is connected to form a hermetic cavity with air chamber 21, guarantees that reaction takes place and gas-liquid separation.Said reagent bottle 22 also is a gas-liquid separator for concentrating the reaction equation hydride generator simultaneously; Reagent bottle 22 is a disposable apparatus, after the gas-liquid separation, and after the waste liquid discharge, the reagent bottle recycling disposal.
Said air-channel system 1 is connected with carrier gas inlet on the air chamber 21, and carrier gas is injected in the reagent bottle 22; The reductive agent import of the air chamber 21 in said reductive agent sample introduction parts 3 and the hydride generating system 2 is connected; Make the reductive agent import of reductive agent through air chamber 21 in the reductive agent sample introduction parts 3 get into reagent bottle 22; With the example reaction in the reagent bottle 22, the atomic vapour of generation mixes with argon gas, hydrogen, via the mixed gas outlet entering detecting device 4 of air chamber 21; Waste liquid is discharged, reagent bottle 22 recycling disposals.
Described reductive agent sample introduction parts 3 are adjustable chargers, and it is to utilize the plunger to-and-fro movement of injector syringe and two one-way pistons to make liquid quantitative, directed movement, carries out liquid feeding.
Described detecting device 4 comprises fluoroscopic examination, fluorescence excitation, lens and atomizer.Described fluoroscopic examination is a photomultiplier, and described fluorescence excitation is the atomic fluorescence hollow cathode lamp.
Described data handling system 5 and detecting device 4 adopt USB or bluetooth to realize the message exchange between instrument and the data processing equipment.
Concrete testing process: sampling adds sample on request in reagent bottle.Be installed in reagent bottle under the air chamber, form hermetic cavity, add quantitative reductive agent with adjustable charger, start apparatus measures, data handling system is handled test result.After measuring end, waste liquid is discharged, the reagent bottle recycling disposal.In test process, carrier gas exists all the time.
The above; Be merely the preferable embodiment of the utility model; These embodiments all are based on the different implementations under the utility model general idea, and the protection domain of the utility model is not limited thereto, and any technician who is familiar with the present technique field is in the technical scope that the utility model discloses; The variation that can expect easily or replacement all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of claims.
Claims (6)
1. portable AFS; Comprise air-channel system, hydride generating system, reductive agent sample introduction parts, detecting device and data handling system; It is characterized in that said air-channel system is connected with detecting device with hydride generating system respectively, said reductive agent sample introduction parts are connected with hydride generating system; Hydride generating system is connected with detecting device, and detecting device is connected with data handling system.
2. portable AFS according to claim 1; It is characterized in that; Said hydride generating system comprises air chamber and reagent bottle; Said air chamber comprises two imports and an outlet, and said two imports are respectively reductive agent import and carrier gas inlet, and a said outlet is a mixed gas outlet.
3. portable AFS according to claim 2; It is characterized in that; Said air-channel system is connected with carrier gas inlet on the air chamber, and said reductive agent sample introduction parts are connected with the reductive agent import of air chamber, and reaction produces combination gas and gets into detecting device via the mixed gas outlet of air chamber.
4. portable AFS according to claim 3 is characterized in that, described reductive agent sample introduction parts are adjustable chargers.
5. portable AFS according to claim 4 is characterized in that described detecting device comprises fluoroscopic examination, fluorescence excitation, lens and atomizer; Described fluoroscopic examination is a photomultiplier, and described fluorescence excitation is the atomic fluorescence hollow cathode lamp.
6. portable AFS according to claim 5 is characterized in that, described data handling system and detecting device adopt USB or bluetooth to realize the message exchange between instrument and the data processing equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204095661U CN202256162U (en) | 2011-10-25 | 2011-10-25 | Portable atomic fluorescence spectrograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204095661U CN202256162U (en) | 2011-10-25 | 2011-10-25 | Portable atomic fluorescence spectrograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202256162U true CN202256162U (en) | 2012-05-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204095661U Expired - Lifetime CN202256162U (en) | 2011-10-25 | 2011-10-25 | Portable atomic fluorescence spectrograph |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202256162U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104655598A (en) * | 2013-11-25 | 2015-05-27 | 北京瑞利分析仪器有限公司 | Hydride generation and sample introduction method of germanium |
| CN114354550A (en) * | 2021-11-23 | 2022-04-15 | 中国恩菲工程技术有限公司 | Antimony online reduction detection device and method |
-
2011
- 2011-10-25 CN CN2011204095661U patent/CN202256162U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104655598A (en) * | 2013-11-25 | 2015-05-27 | 北京瑞利分析仪器有限公司 | Hydride generation and sample introduction method of germanium |
| CN114354550A (en) * | 2021-11-23 | 2022-04-15 | 中国恩菲工程技术有限公司 | Antimony online reduction detection device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING BOHUI INNOVATION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: BEIJING RUIGUANG INSTRUMENT CO., LTD. Effective date: 20141021 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100015 CHAOYANG, BEIJING TO: 102206 CHANGPING, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141021 Address after: 102206 No. 9 middle road, Changping District life science and Technology Park, Beijing Patentee after: Beijing Bohui Innovation Technology Co., Ltd. Address before: 100015, M5, building 1, 5 East Jiuxianqiao Road, Beijing, Chaoyang District Patentee before: Beijing Ruiguang Instrument Co., Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 102206 9 life Garden Road, Changping District, Beijing Patentee after: Beijing Bo Hui innovative biotechnology Limited by Share Ltd Address before: 102206 No. 9 middle road, life science and Technology Park, Changping District, Beijing Patentee before: Beijing Bohui Innovation Technology Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |