CN213492134U - Low-cost chromatographic column - Google Patents
Low-cost chromatographic column Download PDFInfo
- Publication number
- CN213492134U CN213492134U CN202021770431.3U CN202021770431U CN213492134U CN 213492134 U CN213492134 U CN 213492134U CN 202021770431 U CN202021770431 U CN 202021770431U CN 213492134 U CN213492134 U CN 213492134U
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- fastening
- fastening bolt
- fixedly connected
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- cover
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- 239000011521 glass Substances 0.000 claims abstract description 39
- 238000004587 chromatography analysis Methods 0.000 claims abstract description 16
- 239000007787 solid Substances 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000011090 solid board Substances 0.000 description 3
- 239000003480 eluent Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- -1 meanwhile Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012898 sample dilution Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The utility model discloses a low-cost chromatography column, the on-line screen storage device comprises a base, fastening bolt is installed down to base bottom central point position, the base top is through fastening lid fixedly connected with glass pipe down, fastening lid includes first fastening body, second fastening body down, glass roof portion threaded connection has last fastening lid, the inside cavity position of base passes through pushing hands fixedly connected with real board, go up fastening lid upper end central point and install last fastening bolt, go up fastening bolt, the inside guide bar that is provided with of lower fastening bolt, and the guide bar runs through on last fastening bolt, lower fastening bolt upper and lower extreme, go up fastening bolt bottom middle section fixedly connected with crossover sub, and the crossover sub extends into inside the glass pipe, the intraductal bottom of glass holds in the palm fixedly connected with filter screen through the net. The utility model discloses a set up first fastening body, second fastening body, crossover sub, scale strip, real board and rotate handle structure, have with low costs and use convenient advantage.
Description
Technical Field
The utility model relates to a chromatographic column technical field specifically is a low-cost chromatographic column.
Background
The chromatographic column is the main part in the gel chromatography technique, generally use glass pipe or organic glass pipe, it is different at stationary phase and mobile phase partition coefficient according to each component in the sample mixture, thereby the chromatographic method of separation, the diameter size of chromatographic column does not influence the resolution, the sample quantity is big, can increase the diameter of post, gel column is used in general preparation, the diameter is greater than 2 centimetres, but should be with sample evenly distributed on gel column bed surface when the application of sample, in addition, the diameter increases, the increase of elution liquid volume, the sample dilution is big, the resolution depends on the column height, for separating different components, the resolution is relevant with the square root of column height, but because the too high extrusion deformation of soft gel column blocks, generally not more than 1 meter, the utility model particularly relates to a low cost chromatographic column.
However, the prior art has the following defects:
1. when glass tubes with different sizes are installed, different installation structures are additionally used, the amount of filling materials cannot be controlled, and the use cost is increased;
2. the liquid after chromatography is not easy to be discharged, and the whole device is inconvenient to install.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a low-cost chromatography column has solved and has had the cost higher, the difficult discharge of chromatography liquid and the inconvenient problem of installation among the prior art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low-cost chromatography column, includes the base, a set of support of base bottom both sides fixedly connected with, a set of discharge gate has been seted up near the support both sides to the base bottom, fastening bolt is installed down to base bottom central point, the base top is through lower fastening cover fixedly connected with glass pipe, lower fastening cover includes first fastener, second fastener, and first fastener, second fastener cup joint and connect, glass pipe top threaded connection has last fastening cover, and goes up fastening cover, lower fastening cover and base inside and be the cavity setting, the inside cavity position of base passes through pushing hands fixedly connected with real board, and the pushing hands installs inside the spacing hole of offering in base one side, go up fastening cover upper end both sides and be provided with a set of filler hole, go up fastening cover upper end central point and install last fastening bolt, go up fastening bolt, The inside guide bar that is provided with of fastening bolt down, and the guide bar runs through in last fastening bolt, lower fastening bolt upper and lower end, go up fastening bolt bottom middle section fixedly connected with crossover sub, and crossover sub extends into inside the glass pipe, the intraductal bottom of glass holds in the palm fixedly connected with filter screen through the net.
Preferably, the left side of the front surface of the glass tube is provided with scale bars at equal intervals.
Preferably, the middle parts of the two sides of the upper fastening cover and the lower fastening cover are fixedly connected with a group of rotating handles.
Preferably, screw holes are formed in the surfaces of the first fastening body and the second fastening body at equal intervals, and bolts are connected to the inner threads of the screw holes in a threaded mode.
(III) advantageous effects
The utility model provides a low-cost chromatographic column possesses following beneficial effect:
(1) the utility model discloses a set up lower fastening cover, first fastening body, the second fastening body, scale bar and crossover sub, it installs to satisfy not unidimensional size glass pipe to have, accurate filler, reduce use cost's effect, the problem of use cost is too high has been solved, lower fastening cover is by first fastening body, the combination of second fastening body forms, first fastening body, the second fastening body cup joints the connection, through to first fastening body, the change of second fastening body surface screw position, realize the change to fastening cover size of a dimension down, it is fixed to satisfy the glass pipe of not unidimensional size to make lower fastening cover install, crossover sub's installation, and cooperate glass pipe surface scale bar, realize accurate filler, with the purpose that reaches material saving, and then realize the reduction to use cost.
(2) The utility model discloses a set up and rotate the handle, the solid board, and the handle, device simple to operate has, the effect of the unloading of being convenient for, the inconvenient problem of device installation unloading has been solved, go up fastening cover, threaded connection between lower fastening cover and the glass pipe, go up fastening bolt, fastening bolt and last fastening cover down, corresponding threaded connection between the fastening cover down, it is very convenient to make the holistic installation of device dismantle, and at last fastening cover, the rotation handle is installed to the both sides of fastening cover down, avoid going up fastening cover, the emergence of slippage phenomenon in the process is dismantled in the lower fastening cover installation, cause the inconvenience of installation dismantlement, when the inside chromatography of glass pipe is accomplished, utilize the pushing hands to carry out stretching action to the solid board, make things convenient for the unloading, when the chromatography operation goes on, guarantee going on smoothly of chromatography operation through the solid board.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the inner structure of the glass tube of the present invention;
fig. 3 is a schematic view of the installation state of the first fastening body and the second fastening body of the present invention.
In the figure: the device comprises a 1-up fastening cover, a 2-scale strip, a 3-base, a 4-rotation handle, a 5-up fastening bolt, a 6-filling opening, a 7-down fastening bolt, an 8-discharging opening, a 9-glass tube, a 10-down fastening cover, a 11-bracket, a 12-guide rod, a 13-filter screen, a 14-solid plate, a 15-limiting hole, a 16-conversion joint, a 17-mesh support, a 18-pushing handle, a 19-bolt, a 20-first fastening body, a 21-second fastening body and a 22-screw hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a technical solution: a low-cost chromatographic column comprises a base 3, a group of brackets 11 are fixedly connected to two sides of the bottom of the base 3, a group of discharge ports 8 are arranged at the bottom of the base 3 close to two sides of the brackets 11, a lower fastening bolt 7 is arranged at the central position of the bottom of the base 3, a glass tube 9 is fixedly connected to the top end of the base 3 through a lower fastening cover 10, scale bars 2 are equidistantly arranged on the left side of the front surface of the glass tube 9, the lower fastening cover 10 comprises a first fastening body 20 and a second fastening body 21, the first fastening body 20 and the second fastening body 21 are connected in a sleeved mode, screw holes 22 are equidistantly arranged on the surfaces of the first fastening body 20 and the second fastening body 21, bolts 19 are connected to the inner threads of the screw holes 22, the lower fastening cover 10 is formed by combining the first fastening body 20 and the second fastening body 21, the first fastening body 20 and the second fastening body 21 are connected in a sleeved mode, and the positions of the screw, the change of the size of the lower fastening cover 10 is realized, the lower fastening cover 10 is promoted to meet the requirements of installing and fixing glass tubes 9 with different sizes, the adapter 16 is installed, the surface scale strips 2 of the glass tubes 9 are matched, accurate packing is realized, the purpose of saving materials is achieved, and the use cost is reduced, the top of each glass tube 9 is in threaded connection with an upper fastening cover 1, the lower fastening cover 10 and a base 3 are arranged in a hollow mode, the middle parts of the two sides of the upper fastening cover 1 and the lower fastening cover 10 are fixedly connected with a group of rotating handles 4, the hollow position of the inside of the base 3 is fixedly connected with a real plate 14 through a push handle 18, the push handle 18 is installed inside a limit hole 15 formed in one side of the base 3, a group of packing openings 6 are formed in the two sides of the upper end of the upper fastening cover 1, an upper fastening bolt 5 is installed in the central position of the, The lower fastening bolt 7 is internally provided with a guide rod 12, the guide rod 12 penetrates through the upper and lower ends of the upper fastening bolt 5 and the lower fastening bolt 7, the middle section of the bottom of the upper fastening bolt 5 is fixedly connected with an adapter 16, the adapter 16 extends into the glass tube 9, the inner bottom end of the glass tube 9 is fixedly connected with a filter screen 13 through a screen support 17, the upper fastening bolt 5 and the lower fastening bolt 7 are correspondingly in threaded connection with the upper fastening cover 1 and the lower fastening cover 10, so that the whole device is convenient to install and disassemble, the rotating handles 4 are arranged on two sides of the upper fastening cover 1 and the lower fastening cover 10, the occurrence of slippage phenomenon in the process of installing and disassembling the upper fastening cover 1 and the lower fastening cover 10 is avoided, the inconvenience of installation and disassembly is caused, when the internal chromatography operation of the glass tube 9 is completed, the pushing handle 18 is used for stretching the solid plate 14, the blanking is convenient, and when the chromatography operation is carried, the solid plate 14 ensures smooth chromatography.
The working principle is as follows: when in use, the glass tubes 9 with different sizes are selected according to different chromatographic operations, the size of the lower fastening cover 10 is correspondingly adjusted, the size of the lower fastening cover 10 is changed by changing the positions of screw holes 22 on the surfaces of the first fastening body 20 and the second fastening body 21, so that the lower fastening cover 10 can be used for installing and fixing glass tubes 9 with different sizes, after the whole device is installed, materials are input into the inner surface of the glass tube through a filling port, the accurate filling is realized through the adapter 16 and the matching with the scale strips 2 on the surface of the glass tube 9, so as to achieve the purpose of saving materials, meanwhile, eluent is input into the glass tube 9 from the filling port 6, the adapter 16 ensures that the eluent is uniformly contacted and permeated with materials, the moving distance of components with stronger adsorption force in the chromatographic operation process is small, and the components are discharged from the column; the components with weak adsorption force move for a long distance, the materials are filtered by the filter screen 13 first, and at the moment, the materials are collected by utilizing the stretching effect of the pushing handle 18 on the solid plate 14.
To sum up can, the utility model discloses a set up first fastener 20, second fastener 21, crossover sub 16, scale bar 2, real board 14, pushing hands 18 and rotate 4 structures of handle, solved and had the cost higher among the prior art, the installation inconvenient and the difficult exhaust problem of material.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A low cost chromatography column, comprising a base (3), characterized in that: the glass tube fastening device is characterized in that a group of supports (11) are fixedly connected to two sides of the bottom of the base (3), a group of discharge holes (8) are formed in the bottom of the base (3) close to two sides of the supports (11), a lower fastening bolt (7) is installed at the central position of the bottom of the base (3), a glass tube (9) is fixedly connected to the top end of the base (3) through a lower fastening cover (10), the lower fastening cover (10) comprises a first fastening body (20) and a second fastening body (21), the first fastening body (20) and the second fastening body (21) are connected in a sleeved mode, an upper fastening cover (1) is in threaded connection with the top of the glass tube (9), the upper fastening cover (1), the lower fastening cover (10) and the base (3) are arranged in a hollow mode, a solid plate (14) is fixedly connected to the hollow position in the base (3) through a pushing handle (18), and the pushing handle (18) is installed in, the glass tube packing device is characterized in that a group of packing openings (6) are formed in two sides of the upper end of the upper fastening cover (1), an upper fastening bolt (5) is installed in the center of the upper end of the upper fastening cover (1), guide rods (12) are arranged inside the upper fastening bolt (5) and the lower fastening bolt (7), the guide rods (12) penetrate through the upper end and the lower end of the upper fastening bolt (5) and the lower end of the lower fastening bolt (7), a conversion joint (16) is fixedly connected to the middle section of the bottom of the upper fastening bolt (5), the conversion joint (16) extends into the glass tube (9), and a filter screen (13) is fixedly connected to the inner bottom end of the glass tube (9) through a screen support.
2. A low cost chromatography column as claimed in claim 1, wherein: and scale strips (2) are arranged on the left side of the front surface of the glass tube (9) at equal intervals.
3. A low cost chromatography column as claimed in claim 1, wherein: the middle parts of two sides of the upper fastening cover (1) and the lower fastening cover (10) are fixedly connected with a group of rotating handles (4).
4. A low cost chromatography column as claimed in claim 1, wherein: screw holes (22) are formed in the surfaces of the first fastening body (20) and the second fastening body (21) at equal intervals, and bolts (19) are connected to the inner threads of the screw holes (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021770431.3U CN213492134U (en) | 2020-08-21 | 2020-08-21 | Low-cost chromatographic column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021770431.3U CN213492134U (en) | 2020-08-21 | 2020-08-21 | Low-cost chromatographic column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213492134U true CN213492134U (en) | 2021-06-22 |
Family
ID=76441557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021770431.3U Expired - Fee Related CN213492134U (en) | 2020-08-21 | 2020-08-21 | Low-cost chromatographic column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213492134U (en) |
-
2020
- 2020-08-21 CN CN202021770431.3U patent/CN213492134U/en not_active Expired - Fee Related
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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: 20210622 |