CN203881725U - Double chemical reaction systems for novel liquid chromatography atomic fluorescence combined apparatus - Google Patents

Double chemical reaction systems for novel liquid chromatography atomic fluorescence combined apparatus Download PDF

Info

Publication number
CN203881725U
CN203881725U CN201420280553.2U CN201420280553U CN203881725U CN 203881725 U CN203881725 U CN 203881725U CN 201420280553 U CN201420280553 U CN 201420280553U CN 203881725 U CN203881725 U CN 203881725U
Authority
CN
China
Prior art keywords
pipeline
atomic fluorescence
gas
steam generation
chemical reaction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201420280553.2U
Other languages
Chinese (zh)
Inventor
姚梦楠
宫博
李明章
杜江
闫京山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BEIJING HAIGUANG INSTRUMENT Co Ltd
Original Assignee
BEIJING HAIGUANG INSTRUMENT Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BEIJING HAIGUANG INSTRUMENT Co Ltd filed Critical BEIJING HAIGUANG INSTRUMENT Co Ltd
Priority to CN201420280553.2U priority Critical patent/CN203881725U/en
Application granted granted Critical
Publication of CN203881725U publication Critical patent/CN203881725U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to double chemical reaction systems for a novel liquid chromatography atomic fluorescence combined apparatus. The double chemical reaction systems adopt a total element content analysis intermittent-flowing vapor generating system and an element shape analysis continuous-flowing vapor generating system, which are non-interfering, so that analysis work is convenient and quick. The double chemical reaction systems for the novel liquid chromatography atomic fluorescence combined apparatus comprises the total element content analysis intermittent-flowing vapor generating system, the element shape analysis continuous-flowing vapor generating system, and a vapor generating secondary gas-liquid separator, wherein a gas outlet I is formed in the top end of the vapor-generating secondary gas-liquid separator; a gas inlet is formed in the top of the vapor-generating secondary gas-liquid separator; the gas inlet is connected with one interface of a tee joint by a pipeline; the other two interfaces of the tee joint are respectively connected with the total element content analysis intermittent-flowing vapor generating system and the element shape analysis continuous-flowing vapor generating system by a pipeline.

Description

Two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument
Technical field
The utility model relates to for liquid chromatography atomic fluorescence coupling Instrument technology field, relates in particular to a kind of two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument.
Background technology
At present, widely used liquid chromatography atomic fluorescence combination analysis equipment mostly adopts a set of chemical evapn system that reacts, though this single chemical reaction system can be realized the analysis needs of atomic fluorescence element total amount and element morphology, but also in the face of a lot of technical matterss, for example: first, element total amount and Elemental Speciation Analysis are two kinds of liquid flow path modes completely, total amount part adopts general Generation-Atomic Fluorescence Spectrometry reactive mode mostly, realize between sample and alternately introducing, between have data acquisition and time discontinuous point, Elemental Speciation Analysis must adopt and liquid chromatography coupling mode realizes, normally continuous flow mode sample introduction, secondly, due to input mode difference, both distinguish by pipeline to some extent, in real work, need under a set of reactive system, realize two kinds of mode of operations, unavoidably need to connect liquid line, change, very inconvenient, finally, two kinds of mode of operations of a set of reactive system, also bring the basic pollution problem solving not yet so far of puzzlement atomic fluorescence, such as, doing in element macroanalysis process, find that there is the sample that sample concentration is larger, very likely cause reactive system to pollute, cannot clean very soon in a short time solution, in the time that the sample that exceeds standard is done to further Elemental Speciation Analysis, the pipeline of now contaminated impact is difficult to further bear element morphology test merit so.
Because above-mentioned defect, the design people, actively research and innovation in addition, to founding a kind of two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument, makes it have more the value in industry.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems and Elemental Speciation Analysis continuous flow steam generation systems of adopting, two cover reactive systems do not interfere with each other, and make that analytical work is convenient, two chemical reaction systems of the instrument of Novel liquid-phase chromatogram atomic fluorescence coupling efficiently.
Two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument of the present utility model, comprise element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems, Elemental Speciation Analysis continuous flow steam generation systems and steam generation secondary gas-liquid separator, the top of steam generation secondary gas-liquid separator is provided with gas vent one, the top of steam generation secondary gas-liquid separator is provided with gas access, gas access is connected with an interface of threeway by pipeline, two other interface of threeway by pipeline respectively with element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems, Elemental Speciation Analysis continuous flow steam generation systems is connected.
Further, described element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems comprises specimen holder, current-carrying groove, syringe pump, peristaltic pump and gas-liquid separator, the gas vent two on described gas-liquid separator top is communicated with by the threeway described in pipeline, gas-liquid separator bottom is connected with reaction tank by pipeline, reaction tank is connected with described peristaltic pump by two flexible pipes, in one of them pipeline, carry sample, in another flexible pipe, transmission bearing gas is carried, peristaltic pump is by pipeline current-carrying groove, specimen holder and syringe pump are connected, on the pipeline being wherein connected with peristaltic pump with syringe pump, be also provided with Valve for compressing tubular liner.
Further, the waste liquid escape hole of described peristaltic pump is connected with liquid waste collector by pipeline, and the reductive agent entrance of peristaltic pump is connected with reductive agent adder by pipeline, and the current-carrying entrance of peristaltic pump is connected with current-carrying adder by pipeline.
Further, described Elemental Speciation Analysis continuous flow steam generation systems comprises casing, in described casing, be provided with and in sample processing device, sample processing device, be provided with gas vent three on element morphology steam generating device, element morphology steam generating device and be communicated with described threeway by pipeline, the right side of element morphology steam generating device is provided with continuous transfusion pump and high pressure pump,, the top of sample processing device is disposed with function indicating device, attemperating unit, ultraviolet mode conversion switch and chromatogram sampling device from left to right.
By such scheme, the utility model at least has the following advantages: Elemental Speciation Analysis continuous flow steam generation systems and element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems, and share a detecting device.Two cover reactive systems do not interfere with each other, and switch by reactive system, manually connect plug pipeline without user, make existing analytical work convenient, quick, the more important thing is the thorough pollution problem that single reaction system is brought that solved.Can also automatically realize the conversion of element macroanalysis and Elemental Speciation Analysis function.
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, below with preferred embodiment of the present utility model and coordinate accompanying drawing to be described in detail as follows.
Brief description of the drawings
Fig. 1 is the structural representation of two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument described in the utility model.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
Shown in Figure 1, a kind of two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument, comprise element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems, Elemental Speciation Analysis continuous flow steam generation systems and steam generation secondary gas-liquid separator 1, the top of steam generation secondary gas-liquid separator 1 is provided with gas vent 1, the top of steam generation secondary gas-liquid separator 1 is provided with gas access 3, gas access 3 is connected with an interface of threeway 4 by pipeline, two other interface of threeway 4 by pipeline respectively with element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems, Elemental Speciation Analysis continuous flow steam generation systems is connected.
Described element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems comprises specimen holder 5, current-carrying groove 6, syringe pump 7, peristaltic pump 8 and gas-liquid separator 9, the gas vent 2 12 on described gas-liquid separator 9 tops is communicated with by the threeway 4 described in pipeline, gas-liquid separator 9 bottoms are connected with reaction tank 13 by pipeline, reaction tank 13 is connected with described peristaltic pump 8 by two flexible pipes 14, the interior conveying sample of one of them pipeline 14, the interior transmission bearing gas of another flexible pipe 14 is carried, peristaltic pump 8 is by pipeline current-carrying groove 6, specimen holder 5 and syringe pump 7 are connected, on the pipeline being wherein connected with peristaltic pump 8 with syringe pump 7, be also provided with Valve for compressing tubular liner 15.
The waste liquid escape hole of described peristaltic pump 8 is connected with liquid waste collector 11 by pipeline, and the reductive agent entrance of peristaltic pump 8 is connected with reductive agent adder 16 by pipeline, and the current-carrying entrance of peristaltic pump 8 is connected with current-carrying adder 17 by pipeline.
The element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems course of work is as follows:
1, syringe pump 7 sucks sampling ring by the sample on specimen holder 5 automatically by injector, and now Valve for compressing tubular liner 15 is opened;
2, Valve for compressing tubular liner 15 is closed, peristaltic pump 8 pushes reaction tank 13 by the reductive agent in sample and reductive agent adder 16 in specimen holder 5 up-sampling pipes simultaneously, produces chemical reaction; 3, generated reactive gas enters gas-liquid separator 9 bottom inlets by pipeline, and waste liquid is discharged to liquid waste collector 11 via peristaltic pump 8, and after gas-liquid two-phase separates, reacting gas enters threeway 4.
Described Elemental Speciation Analysis continuous flow steam generation systems comprises casing 27, in described casing 27, be provided with sample processing device 18, in sample processing device 18, be provided with element morphology steam generating device 19, on element morphology steam generating device 19, gas vent 3 26 is communicated with described threeway 4 by pipeline, the right side of element morphology steam generating device 19 is provided with continuous transfusion pump 20 and high pressure pump 21, the top of sample processing device 18 is disposed with function indicating device 22 from left to right, attemperating unit 23, ultraviolet mode conversion switch 24 and chromatogram sampling device 25.
The Elemental Speciation Analysis continuous flow steam generation systems course of work is as follows:
1, sample is entered by 25 injections of chromatogram sampling device, brings sample processing device 18 inside into by high pressure pump 21, after the sample preparation such as chromatographic resolution, on-line oxidation process, enters in element morphology steam generating device 19;
2, continuous transfusion pump 20 uninterruptedly pushes reaction reagent in element morphology steam generating device 19 continuously, produces chemical reaction, and the reacting gas of generation is communicated with described threeway 4 by pipeline by gas vent 3 26, enters next and analyzes link.
The gaseous compound that element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems produces, enter in steam generation secondary gas-liquid separator 1 by gas vent 2 12 and threeway 4, gas access 3, the gaseous compound that Elemental Speciation Analysis continuous flow steam generation systems produces, enter in steam generation secondary gas-liquid separator 1 the gas vent one 2 access atomizers of steam generation secondary gas-liquid separator 1 by gas vent 3 26 and threeway 4, gas access 3.
The course of work of the present utility model is: first, the sample of handling well is carried out to the measurement of element total amount, element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems is started working, after having tested, to sample result screening, by content overproof sample, next step does Elemental Speciation Analysis, by switching, Elemental Speciation Analysis continuous flow steam generation systems is started working, and further completes element morphology and measures.
Element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems comprises two kinds of sample introduction patterns, by peristaltic pump 8, syringe pump 7, two kinds of patterns of sample introduction is selected.
Between sample of the present utility model, alternately introduce, between sample, have cleaning step, can cross pollution, element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems separates and works independently with Elemental Speciation Analysis continuous flow steam generation systems.
Elemental Speciation Analysis continuous flow steam generation systems must adopt and liquid chromatography coupling mode realizes, normally continuous flow mode sample introduction, Elemental Speciation Analysis continuous flow steam generation systems and element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems, and share a detecting device.Two cover reactive systems do not interfere with each other, and switch by reactive system, manually connect plug pipeline without user, make existing analytical work convenient, quick, the more important thing is the thorough pollution problem that single reaction system is brought that solved.Can also automatically realize the conversion of element macroanalysis and Elemental Speciation Analysis function.
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; do not departing under the prerequisite of 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 (6)

1. two chemical reaction systems of a Novel liquid-phase chromatogram atomic fluorescence coupling instrument, comprise element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems, Elemental Speciation Analysis continuous flow steam generation systems and steam generation secondary gas-liquid separator, it is characterized in that: the top of steam generation secondary gas-liquid separator is provided with gas vent one, the top of steam generation secondary gas-liquid separator is provided with gas access, gas access is connected with an interface of threeway by pipeline, two other interface of threeway by pipeline respectively with element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems, Elemental Speciation Analysis continuous flow steam generation systems is connected.
2. two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument according to claim 1, it is characterized in that, described element macroanalysis Generation-Atomic Fluorescence Spectrometry steam generation systems comprises specimen holder, current-carrying groove, syringe pump, peristaltic pump and gas-liquid separator, the gas vent two on described gas-liquid separator top is communicated with by the threeway described in pipeline, gas-liquid separator bottom is connected with reagent bottle by pipeline, reagent bottle is connected with described peristaltic pump by two flexible pipes, in one of them pipeline, carry sample, in another flexible pipe, transmission bearing gas is carried, peristaltic pump is by pipeline current-carrying groove, specimen holder and syringe pump are connected, on the pipeline being wherein connected with peristaltic pump with syringe pump, be also provided with Valve for compressing tubular liner.
3. two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument according to claim 2, is characterized in that, described peristaltic pump is connected by pipeline waste liquid escape hole with liquid waste collector.
4. two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument according to claim 2, is characterized in that, described peristaltic pump is connected by pipeline reductive agent entrance with reductive agent reagent bottle.
5. two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument according to claim 2, is characterized in that, described peristaltic pump is connected by pipeline current-carrying entrance with current-carrying adder.
6. two chemical reaction systems of Novel liquid-phase chromatogram atomic fluorescence coupling instrument according to claim 1, it is characterized in that, described Elemental Speciation Analysis continuous flow steam generation systems comprises casing, in described casing, be provided with sample processing device, in sample processing device, be provided with element morphology steam generating device, on element morphology steam generating device, gas vent three is communicated with described threeway by pipeline, the right side of element morphology steam generating device is provided with continuous transfusion pump and high pressure pump, the top of sample processing device is disposed with function indicating device from left to right, attemperating unit, ultraviolet mode conversion switch and chromatogram sampling device.
CN201420280553.2U 2014-05-29 2014-05-29 Double chemical reaction systems for novel liquid chromatography atomic fluorescence combined apparatus Active CN203881725U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420280553.2U CN203881725U (en) 2014-05-29 2014-05-29 Double chemical reaction systems for novel liquid chromatography atomic fluorescence combined apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420280553.2U CN203881725U (en) 2014-05-29 2014-05-29 Double chemical reaction systems for novel liquid chromatography atomic fluorescence combined apparatus

Publications (1)

Publication Number Publication Date
CN203881725U true CN203881725U (en) 2014-10-15

Family

ID=51682211

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420280553.2U Active CN203881725U (en) 2014-05-29 2014-05-29 Double chemical reaction systems for novel liquid chromatography atomic fluorescence combined apparatus

Country Status (1)

Country Link
CN (1) CN203881725U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106442815A (en) * 2016-11-15 2017-02-22 成都市食品药品检验研究院 Integrated speciation and aggregate analysis atomic fluorescence sample feeding and pre-treating system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106442815A (en) * 2016-11-15 2017-02-22 成都市食品药品检验研究院 Integrated speciation and aggregate analysis atomic fluorescence sample feeding and pre-treating system
CN106442815B (en) * 2016-11-15 2019-03-15 成都市食品药品检验研究院 Integral type form and macroanalysis atomic fluorescence sample introduction and pretreatment system

Similar Documents

Publication Publication Date Title
CN103234778B (en) Device for enriching semi-volatile organic compounds in underground water
CN102353724B (en) On-line detection system and method of trace dissolved gas in organic oil
CN105092875A (en) Full-automatic gas-liquid multi-purpose sample injector
CN103822999A (en) Full-automatic QuEChERS preprocessing all-in-one machine and preprocessing method
CN203881725U (en) Double chemical reaction systems for novel liquid chromatography atomic fluorescence combined apparatus
CN103149307B (en) Degassing sampling device using mechanical oscillation method
CN103235074A (en) High performance liquid chromatography online analysis method and application thereof
CN202837170U (en) Element morphology analysis flow path system used for being combined with atomic fluorescence
CN205301257U (en) Gas is taken a sample on line and six is led to valve system
CN203881724U (en) Analysis function switching device of liquid chromatogram atomic fluorescence combined instrument
CN205263037U (en) Element form on -line measuring device
CN201464219U (en) Full-unidirectional online gas-liquid closed sampler
CN103575586B (en) Sample splitter
CN209513734U (en) A kind of automatic liquid chromatography waste liquid classified collection device
CN101609075B (en) Sample injection device of high performance liquid chromatography-tandem mass spectrometer
CN203178108U (en) Enriching device for semi-volatile organic compounds in underground water
CN202145203U (en) Solid phase extraction device
CN204439551U (en) For the vapor generation system of atomic fluorescence spectrometer
CN206002349U (en) A kind of detection oil taking apparatus of transformer
CN203224443U (en) No-residue steam generating system
CN201173914Y (en) Continuous flowing analytical reaction unit effluent test sample processing system
CN202974872U (en) Steam generation and steam-liquid separation system
CN208223910U (en) A kind of parallel closed sampling device
CN203101271U (en) Online steam generation device
CN102836571A (en) Solid-phase extraction apparatus

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant