CN107966583A - A kind of autosampler based on kit - Google Patents
A kind of autosampler based on kit Download PDFInfo
- Publication number
- CN107966583A CN107966583A CN201711436657.2A CN201711436657A CN107966583A CN 107966583 A CN107966583 A CN 107966583A CN 201711436657 A CN201711436657 A CN 201711436657A CN 107966583 A CN107966583 A CN 107966583A
- Authority
- CN
- China
- Prior art keywords
- kit
- sample introduction
- introduction needle
- control valve
- liquid suction
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 13
- 239000000243 solution Substances 0.000 claims description 14
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 230000029087 digestion Effects 0.000 claims description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- WTDHULULXKLSOZ-UHFFFAOYSA-N Hydroxylamine hydrochloride Chemical compound Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 claims description 6
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 claims description 6
- 239000012490 blank solution Substances 0.000 claims description 5
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 235000006408 oxalic acid Nutrition 0.000 claims description 3
- VGTPCRGMBIAPIM-UHFFFAOYSA-M sodium thiocyanate Chemical compound [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 claims description 3
- 229960005070 ascorbic acid Drugs 0.000 claims description 2
- 235000010323 ascorbic acid Nutrition 0.000 claims description 2
- 239000011668 ascorbic acid Substances 0.000 claims description 2
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims 1
- SXDBWCPKPHAZSM-UHFFFAOYSA-N bromic acid Chemical compound OBr(=O)=O SXDBWCPKPHAZSM-UHFFFAOYSA-N 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 3
- 239000000523 sample Substances 0.000 description 52
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- XWNSFEAWWGGSKJ-UHFFFAOYSA-N 4-acetyl-4-methylheptanedinitrile Chemical compound N#CCCC(C)(C(=O)C)CCC#N XWNSFEAWWGGSKJ-UHFFFAOYSA-N 0.000 description 2
- 239000004153 Potassium bromate Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229940094037 potassium bromate Drugs 0.000 description 2
- 235000019396 potassium bromate Nutrition 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- GDSOZVZXVXTJMI-SNAWJCMRSA-N (e)-1-methylbut-1-ene-1,2,4-tricarboxylic acid Chemical compound OC(=O)C(/C)=C(C(O)=O)\CCC(O)=O GDSOZVZXVXTJMI-SNAWJCMRSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000013068 control sample Substances 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1065—Multiple transfer devices
- G01N35/1074—Multiple transfer devices arranged in a two-dimensional array
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Abstract
The present invention relates to chemical analysis instrument field, discloses a kind of autosampler based on kit, it includes injector body, kit, specimen holder, mechanical arm, sample introduction needle, flow passage selector device and quantitative liquid suction device；Kit and specimen holder are placed on injector body side by side；Plurality of reagents is independently packaged with kit；Specimen holder is equipped with several locating slots for being used to place sample cell；Mechanical arm has three one-movement-freedom-degrees, it is used to drive sample introduction needle to move；Flow passage selector device is three-way control valve, its main interface is connected with sample introduction needle by pipeline, first stub interface of three-way control valve is connected by pipeline with quantitative liquid suction device, second stub interface of three-way control valve is connected to analytical instrument by pipeline, and for controlling, sample introduction needle is connected with quantitative liquid suction device or sample introduction needle is connected with analytical instrument.The present invention can realize resolution and sample introduction integration, reduce the demand of specialty to personnel, reduce working strength, improve efficiency.
Description
Technical field
The present invention relates to chemical analysis instrument technical field, more particularly to a kind of autosampler based on kit.
Background technology
When carrying out test chemical using analytical instrument, configuration standard serial solution and standard blank solution are first had to, it is right
The linear case of sample to be tested is investigated, and draws out standard curve, and then sample is cleared up, then by the sample after resolution
Product import analytical instrument and are detected.
The operation of these pre-treatments at present needs to have been manually done mostly, and operating process is complicated, and workload is larger, and efficiency is very low,
And it is higher to operating personnel's specialty chemical context request, the popularization of Gneral analysis instrument and general is constrained to a certain extent
And.
The content of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of autosampler based on kit, it can be automatically performed water sample
Resolution and sample introduction process, increase the convenience of operation, reduce labor intensity, improve work efficiency.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of autosampler based on kit, it includes sample introduction
Device body, kit, specimen holder, mechanical arm, sample introduction needle, flow passage selector device and quantitative liquid suction device；
The kit and specimen holder are placed on the injector body side by side；
Plurality of reagents is independently packaged with the kit；
The specimen holder is equipped with several locating slots for being used to place the sample cell equipped with sample to be tested；
The mechanical arm has three one-movement-freedom-degrees, it is used to drive the sample introduction needle to move；
The flow passage selector device is three-way control valve, and the main interface of the three-way control valve passes through pipe with the sample introduction needle
Road connects, and the first stub interface of the three-way control valve is connected by pipeline with the quantitative liquid suction device, the threeway control
Second stub interface of valve processed is connected to analytical instrument by pipeline, and the three-way control valve is used to control the sample introduction needle and institute
State the connection of quantitative liquid suction device or the sample introduction needle is connected with the analytical instrument.
In the embodiment of the present invention, the quantitative liquid suction device is the pump for controlling quantitative liquid suction.
In the embodiment of the present invention, the quantitative liquid suction device is plunger pump or syringe pump.
In the embodiment of the present invention, the plurality of reagents is respectively digestion solution, standard blank solution and standard serial solution.
In the embodiment of the present invention, the digestion solution includes potassium bromate, potassium bromide, hydroxylamine hydrochloride, hydrochloric acid, thiocarbamide-anti-bad
One or more in hematic acid, oxalic acid, sodium sulfocyanate, nitric acid.
In the embodiment of the present invention, control module, the control module and the three-way control valve, quantitative liquid suction are further included
Device and mechanical arm connect respectively.
In the embodiment of the present invention, the three-way control valve is three-way solenoid valve.
In the embodiment of the present invention, the mechanical arm is horizontally disposed with, and the sample introduction needle is connected to institute by connector vertically
State on mechanical arm.
In the embodiment of the present invention, the specimen holder is equipped with the posting for being used for placing the kit, the posting
It is set up in parallel with the locating slot, the posting is located at the side of the specimen holder.
In the embodiment of the present invention, flow passage selector device and the quantitative liquid suction device is both connected to the injector body
Side.
(3) beneficial effect
Compared with prior art, the present invention has the following advantages：
A kind of autosampler based on kit provided by the invention, by the way that the reagent needed for pre-treatment is encapsulated in one
In a kit, without testing ground manual configuration, the sample cell equipped with sample to be tested need to be only placed on specimen holder by operator,
Drive sample introduction needle to move by mechanical arm, and control sample introduction needle to draw reagent by flow passage selector device and quantitative liquid suction device and add
Into sample to be tested, you can complete the quantitative absorption of sample after the quantitative absorption of reagent, the automatic resolution of sample, resolution, realize
Resolution and the integration of sample introduction, reduce the demand of specialty to operating personnel, reduce working strength, improve work efficiency.
Brief description of the drawings
Fig. 1 is a kind of autosampler structure diagram based on kit of the present invention；
In figure：1 is mechanical arm；2 be sample introduction needle；3 be specimen holder；4 be kit；5 be quantitative liquid suction device；6 be flow path
Switching device；7 be pipeline；8 be injector body；9 be analytical instrument.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
In the description of the present invention, it is necessary to explanation, term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second ", " the 3rd " etc. be only used for description purpose, and it is not intended that instruction or
Imply relative importance.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, concrete condition can be regarded and understands that above-mentioned term exists
Concrete meaning in the present invention.
In addition, in the description of the present invention, unless otherwise indicated, " several ", " some ", " some groups " are meant that
Three or more than three.
The present invention provides a kind of autosampler based on kit, as shown in Figure 1, being based on reagent for the present invention is a kind of
The autosampler structure diagram of box 4, it include injector body 8, kit 4, specimen holder 3, mechanical arm 1, sample introduction needle 2,
Flow passage selector device 6 and quantitative liquid suction device 5；
The kit 4 and specimen holder 3 are placed on the injector body 8 side by side, in order to ensure steadily to place, sample introduction
The upper surface of device body 8 is plane, and kit 4 and specimen holder 3 are removably attached to the upper surface of injector body 8, in addition,
Kit 4 can also be placed on specimen holder 3, and specifically, the specimen holder 3 is equipped with the positioning for being used for placing the kit 4
Frame, the posting are set up in parallel with the locating slot, and the posting is located at the side of the specimen holder 3；
Plurality of reagents is independently packaged with the kit 4, such as can be digestion solution, standard blank solution respectively
And standard serial solution, other kinds of reagent can also be selected as needed certainly, standard serial solution concentration can be 0-
50μg/L；
The specimen holder 3 is equipped with several locating slots for being used to place the sample cell equipped with sample to be tested, such as Fig. 1 institutes
Show, locating slot array is arranged on specimen holder 3, and locating slot is rounded, and the outside diameter of its cross section size and sample cell matches；
The mechanical arm 1 have three one-movement-freedom-degrees can transversely, it is longitudinal and vertically movable, it is used to drive described
Sample introduction needle 2 moves freely in space；
The flow passage selector device 6 is specifically as follows three-way control valve, the main interface of the three-way control valve with it is described into
Sample pin 2 is connected by pipeline 7, and the first stub interface of the three-way control valve is connected by pipeline 7 and the quantitative liquid suction device 5
Connect, the second stub interface of the three-way control valve is connected to analytical instrument 9 by pipeline 7, and the three-way control valve is used to control
Make the sample introduction needle 2 is connected with the quantitative liquid suction device 5 or the sample introduction needle 2 is connected with the analytical instrument 9, sample introduction needle 2
When being connected with quantitative liquid suction device 5, the sample to be tested after the absorption reagent of sample introduction needle 2 or resolution is controlled by quantitative liquid suction device 5；
When sample introduction needle 2 is connected with the analytical instrument 9, for by the sample to be tested after resolution by pipeline 7 be discharged into analytical instrument 9 into
Row analysis.
The present invention specific operation process be：Kit 4 and the sample cell equipped with sample to be tested are placed on specimen holder 3 it
Afterwards, three-way control valve switches corresponding valve so that sample introduction needle 2 is connected with analytical instrument 9, and mechanical arm 1 is being tried with sample introduction needle 2
Standard serial solution injection analytical instrument 9, measurement standard curve are drawn in agent box 4；After standard curve is measured, threeway control
The corresponding valve of Vavle switching processed so that sample introduction needle 2 is connected with quantitative liquid suction device 5, and mechanical arm 1 passes through quantitative with sample introduction needle 2
Liquid absorption device 5 draws specified quantitative in kit 4 and particular kind of digestion solution, standard blank solution sequentially add sample to be tested
Middle carry out Specimen eliminating, after resolution is completed, three-way control valve switches corresponding valve again so that sample introduction needle 2 and analyzer
Device 9 connects, and mechanical arm 1 draws the sample after resolution with sample introduction needle 2, and injecting analytical instrument 9 by pipeline 7 is detected.
The present invention can be automatically performed resolution and the sample introduction process of such as water sample, increase the convenience of operation, reduce
Labor intensity, improves work efficiency.
In the embodiment of the present invention, the quantitative liquid suction device 5 is the pump for controlling quantitative liquid suction；The quantitative liquid suction
Device 5 is specifically as follows plunger pump or syringe pump.
In the embodiment of the present invention, the digestion solution can include potassium bromate, potassium bromide, hydroxylamine hydrochloride, hydrochloric acid, thiocarbamide-
One or more in ascorbic acid, oxalic acid, sodium sulfocyanate, nitric acid, are not specifically limited herein.
In the embodiment of the present invention, control module is specifically further included, the control module and the three-way control valve, quantify
Liquid absorption device 5 and mechanical arm 1 connect respectively, for the on-off signal control machinery arm 1 according to three-way control valve and quantify
Liquid absorption device 5 works.
In the embodiment of the present invention, the three-way control valve is specifically as follows three-way solenoid valve, naturally it is also possible to is
Other valve forms.
In the embodiment of the present invention, the mechanical arm 1 is horizontally disposed, and the sample introduction needle 2 is erected by connector such as clip
It is direct-connected to be connected on the mechanical arm 1.
In the embodiment of the present invention, in order to ensure compact overall structure, it is easily portable, 6 He of flow passage selector device
Quantitative liquid suction device 5 is both connected to the side of the injector body 8.
As can be seen from the above embodiments, the present invention can be automatically performed the quantitative absorption of reagent, the automatic resolution of sample,
The quantitative absorption of sample after resolution, realizes resolution and the integration of sample introduction, reduces the demand of specialty to operating personnel, reduces work
Intensity, improves work efficiency.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of autosampler based on kit, it is characterised in that including injector body, kit, specimen holder, machinery
Arm, sample introduction needle, flow passage selector device and quantitative liquid suction device；
The kit and specimen holder are placed on the injector body side by side；
Plurality of reagents is independently packaged with the kit；
The specimen holder is equipped with several locating slots for being used to place the sample cell equipped with sample to be tested；
The mechanical arm has three one-movement-freedom-degrees, it is used to drive the sample introduction needle to move；
The flow passage selector device is three-way control valve, and the main interface of the three-way control valve is connected with the sample introduction needle by pipeline
Connect, the first stub interface of the three-way control valve is connected by pipeline with the quantitative liquid suction device, the three-way control valve
The second stub interface analytical instrument is connected to by pipeline, the three-way control valve be used to controlling the sample introduction needle with it is described fixed
The connection of amount liquid absorption device or the sample introduction needle are connected with the analytical instrument.
2. the autosampler according to claim 1 based on kit, it is characterised in that the quantitative liquid suction device is
For controlling the pump of quantitative liquid suction.
3. the autosampler according to claim 2 based on kit, it is characterised in that the quantitative liquid suction device is
Plunger pump or syringe pump.
4. the autosampler according to claim 1 based on kit, it is characterised in that the plurality of reagents is respectively
Digestion solution, standard blank solution and standard serial solution.
5. the autosampler according to claim 4 based on kit, it is characterised in that the digestion solution includes bromic acid
One or more in potassium, potassium bromide, hydroxylamine hydrochloride, hydrochloric acid, thiourea and ascorbic acid, oxalic acid, sodium sulfocyanate, nitric acid.
6. according to autosampler of the claim 1-5 any one of them based on kit, it is characterised in that further include control
Module, the control module are connected respectively with the three-way control valve, quantitative liquid suction device and mechanical arm.
7. the autosampler according to claim 6 based on kit, it is characterised in that the three-way control valve is three
Electric change valve.
8. the autosampler according to claim 1 based on kit, it is characterised in that the mechanical arm level is set
Put, the sample introduction needle is connected on the mechanical arm vertically by connector.
9. the autosampler according to claim 1 based on kit, it is characterised in that the specimen holder, which is equipped with, to be used for
The posting of the kit is placed, the posting is set up in parallel with the locating slot, and the posting is located at the sample
The side of frame.
10. the autosampler according to claim 1 based on kit, it is characterised in that the flow passage selector device
The side of the injector body is both connected to quantitative liquid suction device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711436657.2A CN107966583A (en) | 2017-12-26 | 2017-12-26 | A kind of autosampler based on kit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711436657.2A CN107966583A (en) | 2017-12-26 | 2017-12-26 | A kind of autosampler based on kit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107966583A true CN107966583A (en) | 2018-04-27 |
Family
ID=61995947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711436657.2A Pending CN107966583A (en) | 2017-12-26 | 2017-12-26 | A kind of autosampler based on kit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107966583A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459578A (en) * | 2018-12-27 | 2019-03-12 | 江苏衡昇仪器有限公司 | Autosampler with extension function |
| CN109709348A (en) * | 2019-01-10 | 2019-05-03 | 上海汇像信息技术有限公司 | A kind of automatization test system based on information exchange |
| CN110856822A (en) * | 2018-08-22 | 2020-03-03 | 厦门大学 | Communicating vessel, combination of communicating vessel and reagent module and microfluidic chip |
| WO2022213049A1 (en) * | 2021-03-31 | 2022-10-06 | Siemens Healthcare Diagnostics Inc. | Ready to use analyzer control product for cua urinalysis instruments |
| CN116174073A (en) * | 2023-05-04 | 2023-05-30 | 合肥机数量子科技有限公司 | Automatic high-precision liquid sample injection system and method |
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| CN207742213U (en) * | 2017-12-26 | 2018-08-17 | 北京博晖创新光电技术股份有限公司 | A kind of autosampler based on kit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110856822A (en) * | 2018-08-22 | 2020-03-03 | 厦门大学 | Communicating vessel, combination of communicating vessel and reagent module and microfluidic chip |
| CN109459578A (en) * | 2018-12-27 | 2019-03-12 | 江苏衡昇仪器有限公司 | Autosampler with extension function |
| CN109709348A (en) * | 2019-01-10 | 2019-05-03 | 上海汇像信息技术有限公司 | A kind of automatization test system based on information exchange |
| WO2022213049A1 (en) * | 2021-03-31 | 2022-10-06 | Siemens Healthcare Diagnostics Inc. | Ready to use analyzer control product for cua urinalysis instruments |
| CN116174073A (en) * | 2023-05-04 | 2023-05-30 | 合肥机数量子科技有限公司 | Automatic high-precision liquid sample injection system and method |
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