CN207096189U - A kind of pressure resistant type performance liquid chromatographic column - Google Patents
A kind of pressure resistant type performance liquid chromatographic column Download PDFInfo
- Publication number
- CN207096189U CN207096189U CN201720827531.7U CN201720827531U CN207096189U CN 207096189 U CN207096189 U CN 207096189U CN 201720827531 U CN201720827531 U CN 201720827531U CN 207096189 U CN207096189 U CN 207096189U
- Authority
- CN
- China
- Prior art keywords
- cap
- liquid
- column jecket
- chromatographic column
- pressure resistant
- 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.)
- Expired - Fee Related
Links
Landscapes
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The utility model discloses a kind of pressure resistant type performance liquid chromatographic column, including column jecket, the inner chamber of column jecket is made up of packing cavity and liquid storage cylinder, packing cavity is divided into two parts up and down by first step, and it is filled with filler, the top of filler is provided with the first sieve plate, bottom is provided with the second sieve plate, the top of liquid storage cylinder is provided with second step, supporting plate is provided between second step and the second sieve plate, the bottom of column jecket is provided with out liquid joint, the top of column jecket is provided with dismountable cap by screw thread, the first sealing ring is embedded with by annular groove between cap and column jecket, the top of cap is provided with liquid inlet joint.The combination that liquid-phase chromatographic column of the present utility model passes through step and sealing ring, it effectively prevent situation of the biased sample without packing leaking, it is and rational in infrastructure, it is easily operated, manufacturing cost is low, with preferable pressure-resistant performance, the connection with passing in and out liquid pipe also more facilitates, it is ensured that tests and analyzes the accuracy of result.
Description
Technical field
The utility model belongs to liquid chromatography technology field, and in particular to a kind of pressure resistant type performance liquid chromatographic column.
Background technology
Chromatography is when doing relative effect using mobile phase and stationary phase, distribution of the material in two-phase from it is entirely different to
Only minute differences, so as to which biased sample to be carried out to a kind of analysis means of quantitative analysis.Liquid-phase chromatographic column is to carry out chromatogram
The indispensable part of method, but the column jecket madial wall of existing liquid-phase chromatographic column is usually smooth structure, and filler is by biased sample
Influence, using with easily gap is produced between column jecket madial wall, influence the accuracy of testing result, meanwhile, this liquid phase
The resistance to pressure of chromatographic column is primarily limited to the material selected by column jecket, and more pressure-resistant, material is more expensive, and testing cost is also got over
It is high.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of rational in infrastructure, good airproof performance, and easily operated
Pressure resistant type performance liquid chromatographic column.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of pressure resistant type performance liquid chromatographic column, including column jecket, the inner chamber of column jecket are made up of packing cavity and liquid storage cylinder, filler
Chamber is divided into two parts up and down by first step, and is filled with filler, and the top of filler is provided with the first sieve plate, bottom provided with second
Sieve plate, the top of liquid storage cylinder are provided with second step, supporting plate are provided between second step and the second sieve plate, and the bottom of column jecket is provided with
Go out liquid joint, go out liquid joint and be axially arranged with the fluid hole connected with liquid storage cylinder, the top of column jecket is provided with removably by screw thread
Cap, the bottom center of cap are provided with the boss to be offseted with the first sieve plate, first are embedded with by annular groove between cap and column jecket
Sealing ring, the top of cap are provided with liquid inlet joint, and liquid inlet joint is axially arranged with the inlet opening through cap.
The second sealing ring, the rectangular in cross-section or circle of the second sealing ring are provided between the supporting plate and the inner chamber of column jecket
Shape.
The supporting plate includes the framework of annular, and staggeredly some reinforcements are provided between the inner edge of framework.
The diameter of the packing cavity upper part is more than the diameter of lower part.
It is described go out liquid joint and liquid inlet joint lateral wall on be equipped with connection screw thread.
The section of first sealing ring is rounded.
The utility model has the advantages that：Liquid-phase chromatographic column of the present utility model is by the combination of step and sealing ring, effectively
Situation of the biased sample without packing leaking is avoided, and it is rational in infrastructure, easily operated, manufacturing cost is low, has preferably resistance to
Performance is pressed, the connection with passing in and out liquid pipe also more facilitates, it is ensured that tests and analyzes the accuracy of result.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the overlooking the structure diagram of supporting plate in the utility model.
Wherein, 1, column jecket, 2, cap, 21, liquid inlet joint, 22, inlet opening, 23, boss, the 3, first sieve plate, the 4, second sieve
Plate, 5, annular groove, the 6, first sealing ring, the 61, second sealing ring, 7, supporting plate, 71, framework, 72, reinforcement, 8, filler, 9, first
Step, 91, second step, 10, liquid storage cylinder, 11, go out liquid joint, 12, fluid hole, 13, connection screw thread.
Embodiment：
As shown in figure 1, a kind of pressure resistant type performance liquid chromatographic column, including column jecket 1, the inner chamber of column jecket 1 is by packing cavity and storage
Sap cavity 10 is formed, and packing cavity is divided for upper and lower two parts by first step 9, and is filled with filler 8, and the top of filler 8 is provided with the
One sieve plate 3, bottom are provided with the second sieve plate 4, and the top of liquid storage cylinder 10 is provided with second step 91, the sieve plate 4 of second step 91 and second
Between be provided with supporting plate 7, the bottom of column jecket 1 is provided with out liquid joint 11, goes out liquid joint 11 and is axially arranged with what is connected with liquid storage cylinder 10
Fluid hole 12, the top of column jecket 1 are provided with dismountable cap 2 by screw thread, and the bottom center of cap 2 is provided with and the first sieve plate 3
The boss 23 to offset, first sealing ring 6 is embedded with by annular groove 5 between cap 2 and column jecket 1, the section of the first sealing ring 6 is in circle
Shape, prevent that the top of cap 2 is provided with liquid inlet joint 21, liquid inlet joint to biased sample from the junction seepage of cap 2 and column jecket 1
21 are axially arranged with the inlet opening 22 through cap 2.
In the utility model, the second sealing ring 61, the second sealing ring 61 are provided between the inner chamber of supporting plate 7 and column jecket 1
Rectangular in cross-section or circle, be pressed on the second sieve plate 4 so that the inner chamber of the second sealing ring and column jecket 1 is brought into close contact, and is prevented few
Accuracy of the amount biased sample without in packing leaking to liquid storage cylinder 10, influenceing detection and analysis result.
With reference to shown in Fig. 2, supporting plate 7 includes the framework 71 of annular, and staggeredly some reinforcements are provided between the inner edge of framework 71
Muscle 72, forms network structure, and bearing capacity is high so that liquid-phase chromatographic column has preferable pressure-resistant performance, reduces the manufacture of column jecket 1
Cost.
The diameter of packing cavity upper part is more than the diameter of lower part, so that the filler 8 of upper part extrudes first step 9,
With reference to the sealing ring 61 of second step 91 and second, it effectively prevent biased sample and leak in liquid storage cylinder 10, while can also enter one
Step improves voltage endurance capability.
Go out on liquid joint 11 and the lateral wall of liquid inlet joint 21 and be equipped with connection screw thread 13, pass through connection screw thread 13 and disengaging
Liquid pipe is directly connected to, and operation is more convenient.
Claims (6)
1. a kind of pressure resistant type performance liquid chromatographic column, including column jecket, it is characterised in that：The inner chamber of the column jecket is by packing cavity and storage
Sap cavity forms, and the packing cavity is divided into two parts up and down by first step, and is filled with filler, and the top of the filler is provided with
First sieve plate, bottom are provided with the second sieve plate, and the top of the liquid storage cylinder is provided with second step, the second step and the second sieve plate
Between be provided with supporting plate, the bottom of the column jecket is provided with out liquid joint, it is described go out liquid joint be axially arranged with what is connected with liquid storage cylinder
Fluid hole, the top of the column jecket are provided with dismountable cap by screw thread, and the bottom center of the cap is provided with and the first sieve
The boss that plate offsets, the first sealing ring is embedded with by annular groove between the cap and column jecket, the top of the cap be provided with into
Liquid joint, the liquid inlet joint are axially arranged with the inlet opening through cap.
2. pressure resistant type performance liquid chromatographic column according to claim 1, it is characterised in that：The supporting plate and column jecket it is interior
The second sealing ring, the rectangular in cross-section or circle of second sealing ring are provided between chamber.
3. pressure resistant type performance liquid chromatographic column according to claim 1 or 2, it is characterised in that：The supporting plate includes ring
The framework of shape, staggeredly some reinforcements are provided between the inner edge of the framework.
4. pressure resistant type performance liquid chromatographic column according to claim 1, it is characterised in that：The packing cavity upper part it is straight
Footpath is more than the diameter of lower part.
5. pressure resistant type performance liquid chromatographic column according to claim 1, it is characterised in that：It is described go out liquid joint and feed liquor connect
Connection screw thread is equipped with the lateral wall of head.
6. pressure resistant type performance liquid chromatographic column according to claim 1, it is characterised in that：The section of first sealing ring
It is rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720827531.7U CN207096189U (en) | 2017-07-10 | 2017-07-10 | A kind of pressure resistant type performance liquid chromatographic column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720827531.7U CN207096189U (en) | 2017-07-10 | 2017-07-10 | A kind of pressure resistant type performance liquid chromatographic column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207096189U true CN207096189U (en) | 2018-03-13 |
Family
ID=61555820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720827531.7U Expired - Fee Related CN207096189U (en) | 2017-07-10 | 2017-07-10 | A kind of pressure resistant type performance liquid chromatographic column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207096189U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559929A (en) * | 2019-07-25 | 2019-12-13 | 北京卫星制造厂有限公司 | Micro-upgrading passive hybrid mixer |
| WO2023155629A1 (en) * | 2022-08-22 | 2023-08-24 | 湖南德米特仪器有限公司 | Multi-mode matrix-resistant extraction column |
-
2017
- 2017-07-10 CN CN201720827531.7U patent/CN207096189U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559929A (en) * | 2019-07-25 | 2019-12-13 | 北京卫星制造厂有限公司 | Micro-upgrading passive hybrid mixer |
| CN110559929B (en) * | 2019-07-25 | 2022-01-04 | 北京卫星制造厂有限公司 | Micro-upgrading passive hybrid mixer |
| WO2023155629A1 (en) * | 2022-08-22 | 2023-08-24 | 湖南德米特仪器有限公司 | Multi-mode matrix-resistant extraction column |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207096189U (en) | A kind of pressure resistant type performance liquid chromatographic column | |
| CN106244453A (en) | A kind of cell culture device for cultivating, measure and analyzing | |
| CN103083943B (en) | Drainage-type preparation chromatographic column | |
| CN103954479B (en) | A kind of sampling reagent adding device eliminating reagent residual | |
| CN203720157U (en) | High performance liquid chromatographic column | |
| CN205235469U (en) | Chromatography column of reinforcing leakproofness | |
| CN202145204U (en) | Liquid phase chromatographic column | |
| CN209027746U (en) | A kind of valve body air-tightness detection device | |
| CN204008218U (en) | A kind of solid pillar sampling reagent adding device | |
| CN206497012U (en) | A kind of die trial and the fixed structure and the Anti-leakage instrument with the fixed structure of test specimen | |
| CN108051532B (en) | Separate sealed sample inlet | |
| CN206543661U (en) | A kind of lubricating oil pump assembly line oil sealing assembles the automatic oiling device of endoporus | |
| CN206804603U (en) | A kind of improved performance liquid chromatographic column | |
| CN109406365A (en) | A kind of three axis gas injection experimental rig of geotechnique and method of fast assembling-disassembling | |
| CN209155185U (en) | A kind of detachable multilayer chromatography chromatography column apparatus | |
| CN204359761U (en) | high performance liquid chromatography ball | |
| CN104749297A (en) | Liquid chromatographic column for high-efficiency separation | |
| CN206837552U (en) | Liquid chromatography separation column | |
| CN207096190U (en) | Performance liquid chromatographic column | |
| CN206804604U (en) | A kind of performance liquid chromatographic column | |
| CN202903467U (en) | Bulge test bed used for welding-connection valve | |
| CN202141702U (en) | Liquid phase chromatographic column | |
| CN101339101A (en) | Ore slurry pipeline sampler | |
| CN107588266B (en) | Non-pressure-reduction opening equipment for pipe fitting | |
| CN201832441U (en) | Medium-pressure liquid chromatographic fractionation column |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181114 Address after: 200120 Shanghai Pudong New Area China (Shanghai) Free Trade Pilot Zone 7 Bottom Floors, No. 100, 558 Lane, Wubei Road Patentee after: BOSTON ANALYTICS, Inc. Address before: 226100 100 Dongting Lake Road, Linjiang Town, Haimen, Nantong, Jiangsu Patentee before: NANTONG YUHONG ANALYTICAL INSTRUMENT CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |