CN207085508U - A kind of liquid chromatogram filter - Google Patents
A kind of liquid chromatogram filter Download PDFInfo
- Publication number
- CN207085508U CN207085508U CN201721002726.4U CN201721002726U CN207085508U CN 207085508 U CN207085508 U CN 207085508U CN 201721002726 U CN201721002726 U CN 201721002726U CN 207085508 U CN207085508 U CN 207085508U
- Authority
- CN
- China
- Prior art keywords
- filter
- column
- liquid chromatogram
- filter column
- short
- 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 provides a kind of liquid chromatogram filter, the liquid chromatogram filter is arranged on the pipeline of the sample feeding pipe between injector and liquid-phase chromatographic column, it is described short across setting filter core in filter column and long Filter column including filtered post sleeve pipe connection short across filter column and long Filter column;The sample feeding pipe front end sets connecting portion, and the connecting portion is connected through connecting parts casing pipe with short across filter column.The utility model increases a liquid chromatogram filter before chromatographic column, and periodic replacement filtering, filter cost is low, then cleans filter using free time, and then backup uses.Filter material is acidproof, corrosion-resistant, typically using materials such as carborundum, Titanium, glass, can remove solid phase impurity and adsorb the material that can not be washed by mobile phase.
Description
Technical field
It the utility model is related to a kind of liquid chromatogram column device, more particularly to a kind of liquid chromatogram filter.
Background technology
The conventional liquid chromatogram in market is all that chromatographic column is directly connected to chromatogram body, and routine operation liquid chromatogram is all first will
After the sample to be analyzed first filters one time, it is expelled to syringe in chromatographic column, it is long because filter operation is all manual operation
Time uses, and is contaminated in chromatographic column after certainty, influences the service life of chromatographic column, while the analysis for also influenceing instrument is accurate
Degree, it is generally the case that require employee to carry out cleaning chromatographic column, to solve this problem, be so increased by employee work amount, reduce
Operating efficiency, and influence the service life of chromatographic column.
Utility model content
Technical problem to be solved in the utility model is the defects of being directed to prior art, there is provided one kind is in chromatographic column front end
Installation can get rid of impurity and absorption can not be by the liquid chromatogram filter for the material that mobile phase is washed.
The utility model uses following technical scheme to solve above-mentioned technical problem:
A kind of liquid chromatogram filter, the liquid chromatogram filter are arranged between injector and liquid-phase chromatographic column
On the pipeline of sample feeding pipe, including filtered post sleeve pipe connection short across filter column and long Filter column, it is described to be filtered short across filter column with long
Filter core is set in post;The sample feeding pipe front end sets connecting portion, and the connecting portion is connected through connecting parts casing pipe with short across filter column.
In order to further optimize above-mentioned technical proposal, the technical measures that the utility model is taken are:
Preferably, gasket seal is set short across filter column and long Filter column junction in the filter column sleeve pipe.
Preferably, the gasket seal is the stainless steel gasket seal for setting Silica Surface layer.
Preferably, the gasket seal sets the circular through holes consistent with sample introduction bore.
Preferably, with being equipped with internal thread part short across filter column and long Filter column junction in the filter column sleeve pipe.
Preferably, with being equipped with short across filter column and long Filter column junction in silica gel sealing buffering in the filter column sleeve pipe
Layer.
Preferably, it is described to connect the connecting portion in parts casing pipe and set gasket seal short across filter column junction.
Preferably, the gasket seal in the connection parts casing pipe is the stainless steel gasket seal for setting Silica Surface layer.
Preferably, the gasket seal in the connection parts casing pipe sets the circular through holes consistent with sample introduction bore.
Preferably, with being equipped with internal thread part short across filter column and long Filter column junction in the connection parts casing pipe.
Preferably, delay in the connection parts casing pipe with being equipped with annular silica gel sealing short across filter column and long Filter column junction
Rush internal layer.
Preferably, described short across filter column material is carborundum, Titanium or glass.
Preferably, the long Filter column is consistent with chromatographic column material.
Preferably, the long Filter column is to be detachably connected with sample feeding pipe.
The utility model uses above technical scheme, compared with prior art, has the following technical effect that:
The utility model increases a liquid chromatogram filter, periodic replacement filtering, filter cost before chromatographic column
It is low, filter then is cleaned using free time, then backup uses.Filter material is acidproof, corrosion-resistant, general using carbonization
The materials such as silicon, Titanium, glass, solid phase impurity can be removed and adsorb the material that can not be washed by mobile phase.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the liquid chromatogram filter of preferred embodiment of the present utility model;
Fig. 2 is a kind of sectional view of the liquid chromatogram filter of preferred embodiment of the present utility model;
Fig. 3 is a kind of sectional view of the liquid chromatogram filter of preferred embodiment of the present utility model;
Fig. 4 is a kind of structural representation of the liquid chromatogram filter of preferred embodiment of the present utility model;
Reference therein is:
1 short across filter column;2 long Filter columns;3 filter column sleeve pipes;4 connection parts casing pipes;5 sample feeding pipes;6 circular through holes;7 sealing gaskets
Piece;31 internal thread parts;32 silica gel sealing inner buffer layers;51 connecting portions.
Embodiment
The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is a kind of structural representation of the liquid chromatogram filter of preferred embodiment of the present utility model;Fig. 2 is this reality
With a kind of sectional view of the liquid chromatogram filter of new preferred embodiment;Fig. 3 is that one kind of the present utility model is preferable to carry out
The sectional view of the liquid chromatogram filter of example;Fig. 4 is a kind of liquid chromatogram filter of preferred embodiment of the present utility model
Structural representation.
As Figure 1-4, the liquid chromatogram filter in a kind of preferred embodiment, the liquid chromatogram filter are set
Be placed on the pipeline of the sample feeding pipe 5 between injector and liquid-phase chromatographic column, including filtered column sleeve pipe 3 connection short across filter column
1 and long Filter column 2, it is described short across setting filter core in filter column 1 and long Filter column 2;The front end of sample feeding pipe 5 sets connecting portion 51, described
Connecting portion 51 is connected through connecting parts casing pipe 4 with short across filter column 1.
In a kind of preferred embodiment, sealing is set short across filter column 1 and the long junction of Filter column 2 in the filter column sleeve pipe 3
Pad 7.
In a kind of preferred embodiment, the gasket seal 7 is the stainless steel gasket seal for setting Silica Surface layer.
In a kind of preferred embodiment, the gasket seal 7 sets the circular through holes 6 consistent with the internal diameter of sample feeding pipe 5.
In a kind of preferred embodiment, with being all provided with short across filter column 1 and the junction of long Filter column 2 in the filter column sleeve pipe 3
There is internal thread part 31.
In a kind of preferred embodiment, the connecting portion 51 short across the junction of filter column 1 with setting in the connection parts casing pipe 4
Gasket seal 7.
In a kind of preferred embodiment, the gasket seal 7 in the connection parts casing pipe is to set the stainless of Silica Surface layer
Steel gasket seal.
In a kind of preferred embodiment, the gasket seal 7 in the connection parts casing pipe sets consistent with the internal diameter of sample feeding pipe 5
Circular through holes 6.
In a kind of preferred embodiment, with being all provided with short across filter column 1 and the junction of long Filter column 2 in the connection parts casing pipe
There is internal thread part 31.
In a kind of preferred embodiment, the filter core material short across filter column 1 is carborundum, Titanium or glass.
In a kind of preferred embodiment, the filter core of the long Filter column 2 is consistent with chromatographic column filter core material.
In a kind of preferred embodiment, the external diameter of the long Filter column 2 is consistent with chromatographic column external diameter.
In the above-described embodiments, after the liquid chromatogram filter is installed, from feeder, sample is from sample feeding pipe
Connecting portion 51 is flowed in 5, and the circular through holes 6 of gasket seal 7 are flowed into from connecting portion 51, then flows into and is filtered short across in filter column 1, will
Other solid-states in sample and micronic dust impurity remove, then after flowing into the circular through holes 6 of gasket seal 7, flow into long Filter column 2 and inhale
It is attached long Filter column 2 after material that mobile phase is washed, to be flowed out, and flow into chromatographic column and analyzed from sample feeding pipe 5.Institute
It is screw thread mouth connection to state filter column sleeve pipe 3 and connection parts casing pipe 4.
In a kind of preferred embodiment, with being all provided with short across filter column 1 and the junction of long Filter column 2 in the filter column sleeve pipe 3
There is silica gel sealing inner buffer layer 32.
In a kind of preferred embodiment, with being all provided with short across filter column 1 and the junction of long Filter column 2 in the connection parts casing pipe
There is annular silica gel to seal inner buffer layer 32.
In the above-described embodiments, after the liquid chromatogram filter is installed, from feeder, sample is from sample feeding pipe
Connecting portion 51 is flowed in 5, and the circular through holes 6 of gasket seal 7 are flowed into from connecting portion 51, then flows into and is filtered short across in filter column 1, will
Other solid-states in sample and micronic dust impurity remove, then after flowing into the circular through holes 6 of gasket seal 7, flow into long Filter column 2 and inhale
It is attached long Filter column 2 after material that mobile phase is washed, to be flowed out, and flow into chromatographic column and analyzed from sample feeding pipe 5.Institute
State filter column sleeve pipe 3 and connection parts casing pipe 4 is all provided with annular silica gel sealing inner buffer layer 32, sealed with plug-in crush seal layer.
In a kind of preferred embodiment, the long Filter column 2 is to be detachably connected with sample feeding pipe 5.
In a kind of preferred embodiment, the sample feeding pipe 5 sets connecting portion 51 with the long junction of Filter column 2.
It is described to be connected short across between filter column 1 and long Filter column 2 for sample feeding pipe 5 in a kind of preferred embodiment.
In a kind of preferred embodiment, the sample feeding pipe 5 short across between filter column 1 and long Filter column 2 is all provided with connecting portion 51.
In summary, a liquid chromatogram filter, periodic replacement filtering, filter cost are increased before chromatographic column
It is low, filter then is cleaned using free time, then backup uses.Filter material is acidproof, corrosion-resistant, general using carbonization
The materials such as silicon, Titanium, glass;Solid phase impurity can be removed and adsorb the material that can not be washed by mobile phase;Also can be by two kinds
Filter column separates use, is conveniently individually replaced.
Specific embodiment of the utility model is described in detail above, but it is only used as example, the utility model
It is not restricted to particular embodiments described above.To those skilled in the art, it is any that the practicality is equal
Modifications and substitutions are also all among category of the present utility model.Therefore, the institute in the case where not departing from spirit and scope of the present utility model
The impartial conversion of work and modification, it should all cover in the scope of the utility model.
Claims (10)
- A kind of 1. liquid chromatogram filter, it is characterised in that:The liquid chromatogram filter is arranged at injector and liquid chromatogram On the pipeline of sample feeding pipe (5) between post, including filtered column sleeve pipe (3) connection short across filter column (1) and long Filter column (2) it is, described to set filter core short across filter column (1) and long Filter column (2) are interior;Sample feeding pipe (5) front end sets connecting portion (51), the company Socket part (51) is connected through connecting parts casing pipe (4) with short across filter column (1).
- 2. liquid chromatogram filter according to claim 1, it is characterised in that:Short across filter column in the filter column sleeve pipe (3) (1) gasket seal (7) is set with long Filter column (2) junction.
- 3. liquid chromatogram filter according to claim 2, it is characterised in that:The gasket seal (7) is to set silica gel table The stainless steel gasket seal of surface layer.
- 4. liquid chromatogram filter according to claim 2, it is characterised in that:The gasket seal (7) sets and sample feeding pipe (5) the consistent circular through holes of internal diameter (6).
- 5. liquid chromatogram filter according to claim 2, it is characterised in that:In the filter column sleeve pipe (3) and short across filter Post (1) and long Filter column (2) junction are equipped with internal thread part (31).
- 6. liquid chromatogram filter according to claim 2, it is characterised in that:In the filter column sleeve pipe (3) and short across filter Post (1) and long Filter column (2) junction are equipped with silica gel sealing inner buffer layer (32).
- 7. liquid chromatogram filter according to claim 1, it is characterised in that:The company in the connection parts casing pipe (4) Socket part (51) short across filter column (1) junction with setting gasket seal (7).
- 8. liquid chromatogram filter according to claim 1, it is characterised in that:It is described short across filter column (1) material for carbonization Silicon, Titanium or glass.
- 9. liquid chromatogram filter according to claim 1, it is characterised in that:The long Filter column (2) and chromatographic column material Matter is consistent.
- 10. liquid chromatogram filter according to claim 1, it is characterised in that:The long Filter column (2) and sample feeding pipe (5) it is to be detachably connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721002726.4U CN207085508U (en) | 2017-08-11 | 2017-08-11 | A kind of liquid chromatogram filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721002726.4U CN207085508U (en) | 2017-08-11 | 2017-08-11 | A kind of liquid chromatogram filter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207085508U true CN207085508U (en) | 2018-03-13 |
Family
ID=61540888
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721002726.4U Expired - Fee Related CN207085508U (en) | 2017-08-11 | 2017-08-11 | A kind of liquid chromatogram filter |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207085508U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115569674A (en) * | 2022-09-29 | 2023-01-06 | 中国科学院地球环境研究所 | Ion exchange chromatographic column capable of being rapidly mounted and dismounted |
-
2017
- 2017-08-11 CN CN201721002726.4U patent/CN207085508U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115569674A (en) * | 2022-09-29 | 2023-01-06 | 中国科学院地球环境研究所 | Ion exchange chromatographic column capable of being rapidly mounted and dismounted |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN210513826U (en) | Soil gas sample detection collector | |
CN207085508U (en) | A kind of liquid chromatogram filter | |
CN104913953A (en) | Low-concentration particulate matter sampling detection device and particulate matter sampling head of device | |
CN106731091B (en) | Vacuum filtration device | |
CN205966704U (en) | Universal gas collecting channel | |
CN209589589U (en) | A kind of multistage Assembled type the solvent analysis adsorption sampling pipe | |
CN210626137U (en) | Oil extraction sampling device | |
CN208223897U (en) | A kind of sewage treatment sampler | |
CN205867748U (en) | But quick replacement's filter | |
CN209204838U (en) | A kind of mounting structure convenient for filter core positioning | |
CN208505734U (en) | A kind of petroleum separation of animal and vegetable oils device | |
CN203395249U (en) | Ball valve | |
CN210462154U (en) | Chemical pipeline | |
CN212091405U (en) | Combined filter material structure for dust removal filter | |
CN207074187U (en) | A kind of gas-chromatography glass liner tube structure | |
CN201060119Y (en) | High precision respiratory dust sampling head | |
CN201596427U (en) | High-temperature resistant filter film particle catcher | |
CN213301968U (en) | High efficiency filter detection device | |
CN211423500U (en) | Universal oil sample collecting joint | |
CN209952421U (en) | Gas filtering device | |
CN208975282U (en) | A kind of chemical reagent filter device | |
CN204107202U (en) | New type natural air filter | |
CN209464703U (en) | A kind of purifying equipment for running water being installed on tap | |
CN105842368A (en) | Air purifying device for gas chromatograph | |
CN207856462U (en) | A kind of oil filter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20210811 |
|
CF01 | Termination of patent right due to non-payment of annual fee |