CN220819933U - Multi-channel visual production system for type-diversified gas chromatography capillary columns - Google Patents
Multi-channel visual production system for type-diversified gas chromatography capillary columns Download PDFInfo
- Publication number
- CN220819933U CN220819933U CN202322152629.5U CN202322152629U CN220819933U CN 220819933 U CN220819933 U CN 220819933U CN 202322152629 U CN202322152629 U CN 202322152629U CN 220819933 U CN220819933 U CN 220819933U
- Authority
- CN
- China
- Prior art keywords
- gas
- chromatographic column
- pipeline
- column
- visual
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 230000000007 visual effect Effects 0.000 title claims abstract description 27
- 238000004817 gas chromatography Methods 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims description 28
- 238000002347 injection Methods 0.000 claims description 19
- 239000007924 injection Substances 0.000 claims description 19
- 238000012800 visualization Methods 0.000 claims description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 5
- 238000004587 chromatography analysis Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- 238000000576 coating method Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 239000011248 coating agent Substances 0.000 abstract description 5
- 238000004381 surface treatment Methods 0.000 abstract description 5
- 238000011112 process operation Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000004907 flux Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 238000004132 cross linking Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000008358 core component Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000447 pesticide residue Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229940126680 traditional chinese medicines Drugs 0.000 description 1
Landscapes
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The utility model relates to the technical field of chromatographic detection, and aims to provide a multi-channel visual production system of a diversified gas chromatography capillary column, which comprises a gas conveying system, wherein the gas conveying system comprises a gas conveyer and a safety cabinet, the gas conveyer is connected with a multi-channel pressure control and monitoring system through a pipeline, the multi-channel pressure control and monitoring system comprises a gas connector and a liquid visual injector which are connected, and the liquid visual injector is communicated with a chromatographic column arranged on a chromatographic column placing system. The utility model not only can better solve the problem of high-flux production of the gas chromatographic capillary column, but also can better control the visual process flow including column inner wall surface treatment, capillary column coating and the like, ensures that the key technical links in the whole production process flow of the capillary column are finished with high quality, can also efficiently finish the production of different types of chromatographic columns with high flux, and has simple process operation and easy control.
Description
Technical Field
The utility model relates to the technical field of chromatographic detection, in particular to a multi-channel visual production system of a type of diversified gas chromatography capillary column.
Background
The gas chromatography technology is one of important research fields of modern instrument analysis, has become an indispensable important tool for physical and chemical analysis due to the unique, efficient and rapid separation characteristic, has a very wide application field, and mainly relates to analysis of complex system samples in the fields of foods, traditional Chinese medicines, water, gas, petroleum, petrochemical industry, industrial products, pesticide residues, biological medicines and the like.
The capillary column is used as a core component of the gas chromatography technology, is subjected to a periodic process of replacing a metal column and gradually replaces a packed column, so that the final capillary column technology is greatly developed, the development core content of capillary chromatography is the development of the capillary chromatography column and a gas chromatography stationary phase, and the development is revolutionary from the selection of column materials, the treatment of the inner wall of the column and the coating.
By manufacturing different types of gas chromatography capillary columns, target objects and impurities in complex system samples in different fields can be effectively separated, so that qualitative and quantitative analysis can be accurately performed. However, today, in the development of technology at a high speed, a gas chromatography capillary column is used as a main stream core component for analysis of a gas chromatograph, and has high requirements on the type, quality and production efficiency of products. In the production and manufacturing process of the gas chromatography capillary column, the type of the operable chromatographic column aimed by the inner wall surface treatment of the chromatographic column, the crosslinking or coating process of the capillary column is single, the number of the operable chromatographic columns is small, liquid with different functions including fixing liquid enters the chromatographic column under a certain pressure, whether the liquid is injected is judged, the continuous process of liquid injection cannot be visually controlled, and the chromatographic column cannot shake in the operation process of the processes.
Disclosure of utility model
The utility model aims to provide a multi-channel visualized production system of various gas chromatography capillary columns, which solves the problems in the background art.
The technical scheme adopted by the utility model is as follows:
the utility model provides a diversified gas chromatography capillary column multichannel visual production system of type, includes gas conveying system, multichannel pressure control and monitoring system, chromatographic column placement system, gas conveying system includes gas conveyer and safety cabinet, and gas conveyer is located inside the safety cabinet, and gas conveyer is connected with multichannel pressure control and monitoring system through the pipeline, multichannel pressure control and monitoring system includes gas connector and liquid visual injector, and gas connector includes connection trunk line and a plurality of joint, and connection trunk line middle part is connected with the pipeline, is provided with a plurality of joint on the connection trunk line, connects and is connected with liquid visual injector, and liquid visual injector is linked together with the chromatographic column of installing on chromatographic column placement system.
And one end of the pipeline, which is positioned in the safety cabinet, is provided with a pressure controller, and the pressure controller is used for operating and controlling the actual gas conveying quantity.
The gas conveyer is a nitrogen bomb.
The pipeline is made of stainless steel materials.
The liquid visual injector comprises an injection pipeline, and a visual observation window is arranged on the injection pipeline and used for observing the continuity of liquid flow in an injection chromatographic column.
And the injection pipeline is also provided with a pressure controller and a pressure digital display for displaying and controlling the pressure in the injection pipeline.
The chromatographic column placing system comprises a chromatographic column fixing frame, wherein a chromatographic column fixing buckle is arranged on the chromatographic column fixing frame and used for positioning and placing a chromatographic column.
The chromatographic column fixing frame is provided with a groove matched with the chromatographic column.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
The utility model not only can better solve the problem of high-flux production of the gas chromatography capillary column, improves the production efficiency, but also can better control the visualization process flow including the surface treatment of the inner wall of the column, the coating of the capillary column and the like, can efficiently and high-flux finish the production of different types of chromatographic columns while ensuring the high-quality finish of key technical links in the whole production process flow of the capillary column, and has simple process operation, easy control, good economic benefit and wide market prospect.
Drawings
FIG. 1 is a schematic diagram of the system principle of an embodiment of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, the multi-channel visual production system of the diversified gas chromatography capillary column comprises a gas conveying system, a multi-channel pressure control and monitoring system and a chromatography column placement system, wherein the gas conveying system comprises a gas conveyer and a safety cabinet, the gas conveyer is positioned in the safety cabinet and is a nitrogen gas storage bottle and is used for conveying nitrogen, the gas conveyer is connected with the multi-channel pressure control and monitoring system through a stainless steel pipeline, the joint of the pipeline is checked for air leakage by soapy water, and one end of the pipeline positioned in the safety cabinet is provided with a pressure controller which is used for operating and controlling the actual gas conveying quantity.
The multichannel pressure control and monitoring system comprises a gas connector and a liquid visual injector, wherein the gas connector comprises a connecting main pipeline and a plurality of connectors, the middle part of the connecting main pipeline is connected with the pipeline, the connecting main pipeline is provided with the plurality of connectors, the connectors are connected with the liquid visual injector, and the liquid visual injector is communicated with a chromatographic column arranged on the chromatographic column placing system. The connecting main pipeline and the connector can expand and reduce channels according to the actual production chromatographic column quantity, so that flexible operation of multiple channels is realized, and the expansion or reduction can be realized by adopting a three-way valve and connecting pipe structure. The liquid visual injector comprises an injection pipeline, a pressure connecting port, a liquid injection port and a visual observation window are arranged on the injection pipeline, the pressure connecting port is used for being connected with the pipeline, the liquid injection port is used for injecting samples, and the visual observation window is used for observing continuity of liquid flow in an injection chromatographic column and whether the liquid injection is finished, so that visual operation and control of a key technology process are achieved. The injection pipeline is also provided with a pressure controller and a pressure digital display for displaying and controlling the pressure in the injection pipeline, so that the pressure control requirements on key technical links such as chromatographic column inner wall surface treatment, capillary column crosslinking or coating and the like of chromatographic column production are met, the throughput of chromatographic column production can be improved, and technological production can be strictly controlled. The multi-channel pressure control and monitoring system can realize the process operation of key technical links such as inner wall surface treatment of chromatographic columns, crosslinking or coating of capillary columns and the like in chromatographic column production under certain gas pressure, and the process operation is simple and easy to control.
The chromatographic column placing system comprises a chromatographic column fixing frame, a groove matched with the chromatographic column is formed in the chromatographic column fixing frame, chromatographic column fixing buckles are arranged on the chromatographic column fixing frame corresponding to two sides of the groove, the chromatographic column fixing buckles not only can prevent factors such as fixed liquid and the like from being filled unevenly caused by shaking of the chromatographic column, but also can realize positioning placement of the high-flux chromatographic column.
Claims (8)
1. The utility model provides a diversified gas chromatography capillary column multichannel visual production system of type, includes gas delivery system, multichannel pressure control and monitoring system, chromatographic column placement system, its characterized in that: the gas delivery system comprises a gas delivery device and a safety cabinet, wherein the gas delivery device is positioned inside the safety cabinet and connected with a multichannel pressure control and monitoring system through a pipeline, the multichannel pressure control and monitoring system comprises a gas connector and a liquid visual injector, the gas connector comprises a connecting main pipeline and a plurality of connectors, the middle part of the connecting main pipeline is connected with the pipeline, the connecting main pipeline is provided with a plurality of connectors, the connectors are connected with the liquid visual injector, and the liquid visual injector is communicated with a chromatographic column arranged on a chromatographic column placing system.
2. A multi-channel visualization production system for a type of diverse gas chromatography capillary column as defined in claim 1, wherein: and one end of the pipeline, which is positioned in the safety cabinet, is provided with a pressure controller, and the pressure controller is used for operating and controlling the actual gas conveying quantity.
3. A multi-channel visualization production system for a type of diverse gas chromatography capillary column as defined in claim 2, wherein: the gas conveyer is a nitrogen bomb.
4. A multi-channel visualization production system of a type of diversified vapor chromatography capillary column as claimed in claim 3, wherein: the pipeline is made of stainless steel materials.
5. A multi-channel visualization production system for a type of diverse gas chromatography capillary column as defined in claim 1, wherein: the liquid visual injector comprises an injection pipeline, and a visual observation window is arranged on the injection pipeline and used for observing the continuity of liquid flow in an injection chromatographic column.
6. A multi-channel visualization production system for a type of diverse gas chromatography capillary column as defined in claim 5, wherein: and the injection pipeline is also provided with a pressure controller and a pressure digital display for displaying and controlling the pressure in the injection pipeline.
7. A multi-channel visualization production system for a type of diverse gas chromatography capillary column as defined in claim 1, wherein: the chromatographic column placing system comprises a chromatographic column fixing frame, wherein a chromatographic column fixing buckle is arranged on the chromatographic column fixing frame and used for positioning and placing a chromatographic column.
8. A multi-channel visualization production system for a type of diverse gas chromatography capillary column as defined in claim 7, wherein: the chromatographic column fixing frame is provided with a groove matched with the chromatographic column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322152629.5U CN220819933U (en) | 2023-08-10 | 2023-08-10 | Multi-channel visual production system for type-diversified gas chromatography capillary columns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322152629.5U CN220819933U (en) | 2023-08-10 | 2023-08-10 | Multi-channel visual production system for type-diversified gas chromatography capillary columns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220819933U true CN220819933U (en) | 2024-04-19 |
Family
ID=90700889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322152629.5U Active CN220819933U (en) | 2023-08-10 | 2023-08-10 | Multi-channel visual production system for type-diversified gas chromatography capillary columns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220819933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230152287A1 (en) * | 2020-01-23 | 2023-05-18 | East China University Of Science And Technology | Gas-sensitive-gas-chromatographic electronic nose instrument and online analysis method of multiple state parameters of fermentation and malodorous pollutant processes |
-
2023
- 2023-08-10 CN CN202322152629.5U patent/CN220819933U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230152287A1 (en) * | 2020-01-23 | 2023-05-18 | East China University Of Science And Technology | Gas-sensitive-gas-chromatographic electronic nose instrument and online analysis method of multiple state parameters of fermentation and malodorous pollutant processes |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220819933U (en) | Multi-channel visual production system for type-diversified gas chromatography capillary columns | |
| CN100409009C (en) | Analyzer for mixed gas containing O2, N2 and H2 | |
| US20080038152A1 (en) | Nanoliter flow rate separation and electrospray device with plug and play high pressure connections and multi-sensor diagnostic monitoring system | |
| US9075035B2 (en) | Injection port needle support and washing | |
| EP2201359B1 (en) | Device for generating micro- and nanoflow mobile phase gradients for high-performance liquid chromatography. | |
| WO2014007820A1 (en) | Single-piece with undercut tapering part | |
| CN107589190B (en) | Large-volume sample introduction-double solid phase extraction-high performance liquid chromatography online combined equipment | |
| CN101206197B (en) | System for on-line desalinization, enrichment and mass spectrum of Double tap upgrade liquid chromatogram | |
| US9759696B2 (en) | Channel bubble reduction device, channel bubble reduction method, and chromatography device | |
| CN105606733A (en) | External circulation sampling system and external circulation type two-channel online sampling analysis system | |
| US20130319088A1 (en) | Liquid chromatography apparatus, liquid chromatography analysis method, and liquid chromatography analysis program | |
| US3508880A (en) | Apparatus for carrying out chromatographic analyses of amino acids,their mixtures and similar materials | |
| CA2975027A1 (en) | Means and methods for minimizing swept and dead volumes in chromatographic applications | |
| US8650936B2 (en) | Liquid chromatography device | |
| US20100059993A1 (en) | Capillary column connector | |
| CN112858553B (en) | Corrosive gas analysis chromatograph and analysis method | |
| EP0183950B1 (en) | Method of processing liquid within a tube | |
| CN2844916Y (en) | Online gas chromatograph under high temperature and high pressure | |
| JP5023984B2 (en) | Multi-dimensional gas chromatograph | |
| CN201030247Y (en) | Sequential type simulation moving bed chromatogram device | |
| JPH0215824B2 (en) | ||
| JP2006329703A (en) | Multidimensional gas chromatograph apparatus | |
| JP3665680B2 (en) | Trace analysis method and liquid chromatograph | |
| CN201589735U (en) | On-line multi-channel immediate solid-phase extraction device | |
| CN110376320A (en) | A kind of method of rape element sterol in fully-automatic series Solid Phase Extraction plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |