CN202605779U - Liquid phase chromatogram separation column - Google Patents
Liquid phase chromatogram separation column Download PDFInfo
- Publication number
- CN202605779U CN202605779U CN 201220181557 CN201220181557U CN202605779U CN 202605779 U CN202605779 U CN 202605779U CN 201220181557 CN201220181557 CN 201220181557 CN 201220181557 U CN201220181557 U CN 201220181557U CN 202605779 U CN202605779 U CN 202605779U
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- column jecket
- cap
- column
- openend
- adsorbent
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Abstract
The utility model discloses a liquid phase chromatogram separation column. The liquid phase chromatogram separation column comprises a column tube (1), a column cap (2), an absorbing agent (3) and filtering devices (4), wherein the absorbing agent (3) is filled in the column tube (1), two ends of the absorbing agent (3) are covered by the filtering devices (4) respectively, one end of the column tube (1) is a closed end, a liquid outlet pipe (5) with an inner thread structure is arranged at the closed end, the other end of the column tube (1) is an opening end, the column cap (2) is connected with the outside wall of the opening end through a thread, a first outer thread is arranged on the outside wall of the opening end, a first inner thread which is matched with the first outer thread is arranged inside the column cap (2), a liquid inlet port (6) with an inner thread structure is arranged on the column cap (2), and a gasket (7) is arranged between the column tube (1) and the column cap (2). The separation column is simple in structure and has good pressure-proof performance.
Description
Technical field
The utility model relates to a kind of liquid chromatogram splitter, belongs to the liquid chromatography technology field.
Background technology
At present, the liquid chromatogram splitter is parts indispensable in the preparative liquid chromatograph, in order to obtain the chromatographic column of high score from ability; Usually adopt short grained adsorbent, for example: granularity is the silica gel of 5-60um, as far as possible uniformly with its chromatographic column of packing into; And be in fine and close filling state, and this requires the outlet device of band filter element at one end to seal this post usually, and Chinese patent CN202122852U discloses a kind of liquid chromatogram splitter; Adopt the plastics of anti-low pressure, it adopts the cylindrical shell of end sealing, but because plug-in type is adopted in the outlet of chromatographic column joint design; Make the working pressure step-down, can not satisfy the chromatographic column demand that the high granule silica gel of back pressure is loaded.
Summary of the invention
The purpose of the utility model is the deficiency that overcomes prior art, and a kind of simple in structure, liquid chromatogram splitter with higher withstand voltage properties is provided.
The first kind of technical scheme that realizes the utility model purpose is: a kind of liquid chromatogram splitter; It comprises column jecket, cap, be filled in the adsorbent in the column jecket and be sealed in the filter at adsorbent two ends, and an end of column jecket is a blind end, and blind end is provided with the liquid outlet of female thread structure; The other end of column jecket is an openend; Cap is through on the lateral wall that is threaded in openend, and the lateral wall of openend is provided with first external screw thread, is provided with first internal thread that matches with first external screw thread in the cap; Cap is provided with the inlet of female thread structure, is provided with sealing ring between column jecket and the cap.
The second kind of technical scheme that realizes the utility model purpose is: a kind of liquid chromatogram splitter; It comprises column jecket, two caps, be filled in the adsorbent in the column jecket and be sealed in the filter at adsorbent two ends; The two ends of column jecket are openend; Two caps are respectively through being threaded in two openends of column jecket, and the madial wall of openend is provided with second internal thread, and the outer wall of cap is provided with second external screw thread that matches with second internal thread; The cap that is positioned at the column jecket upper end is provided with the inlet of female thread structure, and the cap that is positioned at the column jecket lower end is provided with the liquid outlet of female thread structure.
Further, the two ends of column jecket are respectively installed with fixed body.
Further, described column jecket and cap are processed by plastics or glass or stainless steel.
Further, described inlet and liquid outlet be provided with the buffering liquid phase bellmouth with the pipeline connecting hole that has female thread structure and be connected bellmouth and the pore of pipeline connecting hole.
First kind of technical scheme adopted column jecket lower end closed, open upper end also to adopt the structure of the cap that is threaded, and strengthened its withstand voltage ability, and sealing ring of increase has good sealing effectiveness between column jecket and cap; The thread connecting mode that column jecket both ends open in second kind of technical scheme, column jecket and cap have adopted internal and external threads to combine, design is succinct novel, has saved material, has improved the flexibility that chromatographic column is used; Inlet and liquid outlet in two kinds of technical schemes all adopt female thread structure, use hickey to be connected with pipeline, have further increased withstand voltage ability, have reduced inlet and liquid outlet respectively and the adapter between the pipeline, have reduced cost; In second kind of technical scheme, adopt fixed body that the mouth of pipe of column jecket is reinforced, further strengthened withstand voltage ability.
Description of drawings
Fig. 1 is the structural representation of first kind of structure of the liquid chromatogram splitter of the utility model;
Fig. 2 is the structural representation of second kind of structure of the liquid chromatogram splitter of the utility model;
Fig. 3 is the structural representation of the third structure of the liquid chromatogram splitter of the utility model.
The specific embodiment
For the content that makes the utility model is expressly understood more easily, below according to specific embodiment and combine accompanying drawing, the utility model is done further detailed explanation,
Embodiment one
As shown in Figure 1, a kind of liquid chromatogram splitter, it comprises column jecket 1, cap 2, be filled in the adsorbent 3 in the column jecket 1 and be sealed in the filter 4 at adsorbent 3 two ends; One end of column jecket 1 is a blind end; Blind end is provided with the liquid outlet 5 of female thread structure, and the other end of column jecket 1 is an openend, and cap 2 is through on the lateral wall that is threaded in openend; The lateral wall of openend is provided with first external screw thread; Be provided with first internal thread that matches with first external screw thread in the cap 2, cap 2 is provided with the inlet 6 of female thread structure, is provided with sealing ring 7 between column jecket 1 and the cap 2.
Column jecket 1 adopts stainless steel or plastic material or glass material, for example novel pressure-resistant material: polyether-ether-ketone material with cap 2.
Adsorbent 3 is for being the chromatograph packing material of matrix and the mixture of gel filler with silica gel, and loading method can be wet-filling, also can be dry packing.
As shown in Figure 1, the bellmouth 6-1 that described inlet 6 and liquid outlet 5 are provided with the buffering liquid phase is with the pipeline connecting hole 6-2 that has female thread structure and be connected bellmouth 6-1 and the pore 6-3 of pipeline connecting hole 6-2.
Embodiment two
As shown in Figure 2; A kind of liquid chromatogram splitter; It comprises column jecket 1, two caps 2, be filled in the adsorbent 3 in the column jecket 1 and be sealed in the filter 4 at adsorbent 3 two ends, and the two ends of column jecket 1 are openend, and two caps 2 are respectively through being threaded in two openends of column jecket 1; The madial wall of openend is provided with second internal thread; The outer wall of cap 2 is provided with second external screw thread that matches with second internal thread, and the cap 2 that is positioned at column jecket 1 upper end is provided with the inlet 6 of female thread structure, and the cap 2 that is positioned at column jecket 1 lower end is provided with the liquid outlet 5 of female thread structure.
Column jecket 1 adopts stainless steel or plastic material or glass material, for example novel pressure-resistant material: polyether-ether-ketone material with cap 2.
Adsorbent 3 is for being the chromatograph packing material of matrix and the mixture of gel filler with silica gel, and loading method can be wet-filling, also can be dry packing.
As shown in Figure 2, the bellmouth 6-1 that described inlet 6 and liquid outlet 5 are provided with the buffering liquid phase is with the pipeline connecting hole 6-2 that has female thread structure and be connected bellmouth 6-1 and the pore 6-3 of pipeline connecting hole 6-2.
Embodiment three
As shown in Figure 3; A kind of liquid chromatogram splitter; It comprises column jecket 1, two caps 2, be filled in the adsorbent 3 in the column jecket 1 and be sealed in the filter 4 at adsorbent 3 two ends, and the two ends of column jecket 1 are openend, and two caps 2 are respectively through being threaded in two openends of column jecket 1; The madial wall of openend is provided with second internal thread; The outer wall of cap 2 is provided with second external screw thread that matches with second internal thread, and the cap 2 that is positioned at column jecket 1 upper end is provided with the inlet 6 of female thread structure, and the cap 2 that is positioned at column jecket 1 lower end is provided with the liquid outlet 5 of female thread structure.The two ends of column jecket 1 are respectively installed with fixed body 8.
Column jecket 1 adopts stainless steel or plastic material or glass material, for example novel pressure-resistant material: polyether-ether-ketone material with cap 2.
Adsorbent 3 is for being the chromatograph packing material or the gel filler of matrix with silica gel, and loading method can be wet-filling, also can be dry packing.
Fixed body can be metal material or plastic material.
As shown in Figure 3, the bellmouth 6-1 that described inlet 6 and liquid outlet 5 are provided with the buffering liquid phase is with the pipeline connecting hole 6-2 that has female thread structure and be connected bellmouth 6-1 and the pore 6-3 of pipeline connecting hole 6-2.
The operation principle of the utility model is following:
Embodiment one has adopted column jecket 1 lower end closed, open upper end and has adopted the structure of the cap 2 that is threaded, and strengthened its withstand voltage ability, and sealing ring 7 of increase has good sealing effectiveness between column jecket 1 and cap 2; Embodiment two column jeckets 1 have adopted the structure of both ends open, and column jecket 1 and the thread connecting mode that cap 2 has adopted internal and external threads to combine have also strengthened its withstand voltage ability; Inlet 6 all adopts female thread structure with liquid outlet 5, uses hickey to be connected with pipeline, has further increased withstand voltage ability, has reduced inlet 6 and liquid outlet 5 respectively and the adapter between the pipeline, has reduced cost; Adopt the mouth of pipe of 8 pairs of column jeckets 1 of fixed body to reinforce, further strengthened withstand voltage ability.
Above-described specific embodiment; Purpose, technical scheme and beneficial effect to the utility model have carried out further explain, it should be understood that the above is merely the specific embodiment of the utility model; Be not limited to the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (5)
1. liquid chromatogram splitter; It comprises column jecket (1), cap (2), be filled in the adsorbent (3) in the column jecket (1) and be sealed in the filter (4) at adsorbent (3) two ends; It is characterized in that: an end of column jecket (1) is a blind end; Blind end is provided with the liquid outlet (5) of female thread structure, and the other end of column jecket (1) is an openend, and cap (2) is through on the lateral wall that is threaded in openend; The lateral wall of openend is provided with first external screw thread; Be provided with first internal thread that matches with first external screw thread in the cap (2), cap (2) is provided with the inlet (6) of female thread structure, is provided with sealing ring (7) between column jecket (1) and the cap (2).
2. liquid chromatogram splitter; It comprises column jecket (1), two caps (2), be filled in the adsorbent (3) in the column jecket (1) and be sealed in the filter (4) at adsorbent (3) two ends; It is characterized in that: the two ends of column jecket (1) are openend; Two caps (2) are respectively through being threaded in two openends of column jecket (1); The madial wall of openend is provided with second internal thread; The outer wall of cap (2) is provided with second external screw thread that matches with second internal thread, and the cap (2) that is positioned at column jecket (1) upper end is provided with the inlet (6) of female thread structure, and the cap (2) that is positioned at column jecket (1) lower end is provided with the liquid outlet (5) of female thread structure.
3. liquid chromatogram splitter according to claim 2 is characterized in that: the two ends of described column jecket (1) are respectively installed with fixed body (8).
4. according to claim 1 or 2 or 3 described liquid chromatogram splitters, it is characterized in that: described column jecket (1) and cap (2) are processed by plastics or glass or stainless steel.
5. according to claim 1 or 2 or 3 described liquid chromatogram splitters, it is characterized in that: the bellmouth (6-1) that described inlet (6) and liquid outlet (5) are provided with the buffering liquid phase is with the pipeline connecting hole (6-2) that has female thread structure and be connected bellmouth (6-1) and the pore (6-3) of pipeline connecting hole (6-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220181557 CN202605779U (en) | 2012-04-26 | 2012-04-26 | Liquid phase chromatogram separation column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220181557 CN202605779U (en) | 2012-04-26 | 2012-04-26 | Liquid phase chromatogram separation column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202605779U true CN202605779U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220181557 Expired - Fee Related CN202605779U (en) | 2012-04-26 | 2012-04-26 | Liquid phase chromatogram separation column |
Country Status (1)
| Country | Link |
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| CN (1) | CN202605779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111201187A (en) * | 2017-10-19 | 2020-05-26 | 百特基公司 | Chromatography cartridge sealing arrangement |
-
2012
- 2012-04-26 CN CN 201220181557 patent/CN202605779U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111201187A (en) * | 2017-10-19 | 2020-05-26 | 百特基公司 | Chromatography cartridge sealing arrangement |
| CN111201187B (en) * | 2017-10-19 | 2022-05-27 | 百特基公司 | Chromatography cartridge sealing arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20180426 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |