CN219002090U - Filtering device for chromatographic analysis - Google Patents
Filtering device for chromatographic analysis Download PDFInfo
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- CN219002090U CN219002090U CN202320068657.6U CN202320068657U CN219002090U CN 219002090 U CN219002090 U CN 219002090U CN 202320068657 U CN202320068657 U CN 202320068657U CN 219002090 U CN219002090 U CN 219002090U
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- buckle cover
- fixed seat
- base
- air duct
- pipette gun
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Abstract
The utility model discloses a filtering device for chromatographic analysis, which comprises a base, a support rod and a lifting lock, wherein the lifting lock is connected with a fixed seat, a buckle cover is arranged on the fixed seat, one side of the buckle cover is hinged with the fixed seat, the other side of the buckle cover is connected with the fixed seat through a fastening lock, an air duct is arranged on the buckle cover, a pressure reducing valve is arranged at the top of the air duct, an air inlet pipe and a pressure gauge are respectively connected to the pressure reducing valve, a replacement module is arranged in the fixed seat, a pipette gun head is arranged in the replacement module, a receiving bottle is arranged in a fixing clamp and is positioned below the pipette gun head, and a pressurizing pump connected through the air inlet pipe can provide enough pressure for filtering, so that the efficiency caused by a practical needle tube filter is low, a trace (10 mu L-5 mL) sample can be filtered, the pretreatment standard is achieved, and then the pipette gun heads with different specifications can be placed in the fixed seat through the replacement module arranged in the fixed seat, and the filtering requirements of different chromatographic analysis are met.
Description
Technical Field
The present utility model relates to a filter device, and more particularly, to a filter device for chromatographic analysis.
Background
When analyzing the chromatographic grade of a large number of samples, the pressure which can be applied when the needle filter is used for pre-filtering treatment is very low due to the tiny analysis dosage, so that the high-pressure filtering efficiency is very low, the existing negative pressure suction filtration steps are complicated, and if the existing high-pressure filtering equipment is used, a certain volume number is required, and the high-pressure suction filtration equipment is not matched with the chromatographic analysis dosage, and has long time and low efficiency.
Disclosure of Invention
The technical task of the present utility model is to provide a filter device for chromatographic analysis, which aims at the defects of the prior art.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a chromatographic filtration device for analysis, includes the base to and set up the bracing piece on the base, and set up the lift lock on the bracing piece, wherein be connected with the fixing base be equipped with the buckle closure on the fixing base, one side of buckle closure is articulated with the fixing base, the opposite side of buckle closure is connected with the fixing base through the fastening lock be equipped with the air duct on the buckle closure be equipped with sealed pad on the buckle closure around the air duct bottom the top of air duct is equipped with the relief pressure valve be connected with intake pipe and manometer respectively on the relief pressure valve, the other end of intake pipe is connected with the force (forcing) pump be equipped with the replacement module in the replacement module be equipped with the pipettor rifle be equipped with the filter pulp in the pipettor rifle outside is equipped with the sealing washer be equipped with the fixation clamp on the base be equipped with the receiving bottle in the fixation clamp, the receiving bottle is located the below of pipettor rifle.
Further improvement: be equipped with a plurality of bracing pieces on the base, the bracing piece is circular or matrix arrangement, every all correspond on the bracing piece and be equipped with fixing base, buckle closure, air duct and pipettor rifle head, the top of all air ducts all is connected with the relief pressure valve, all is equipped with under every pipettor rifle head and receives the bottle.
Further improvement: a gas dividing valve is arranged on each gas guide pipe.
The utility model has the advantages that: firstly, can provide sufficient pressure for filtering through intake-tube connection's force (forcing) pump to avoid the inefficiency that practical needle tubing filter caused, make the sample of trace (10 mu L-5 mL) also can filter, reach the standard of pretreatment, then through the replacement module that sets up in the fixing base, make can lay the pipettor rifle head of different specification models in the fixing base, and then satisfy the filtration demand of different chromatographic analyses, finally through setting up a plurality of fixing bases, still satisfied the demand of different sample simultaneous filtration, practiced thrift the time cost of filtration.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the structure of the buckle cover of the present utility model opened.
Fig. 3 is a schematic structural diagram of a replacement module according to the present utility model.
Fig. 4 is a schematic structural view of a plurality of holders of the present utility model arranged in a circular shape.
Fig. 5 is a schematic structural view of a plurality of holders arranged in a matrix.
Detailed Description
The present utility model will be described in detail below with reference to the drawings attached to the specification.
As shown in the figure, the chromatographic filtration device comprises a base 1, a supporting rod arranged on the base, and a lifting lock 2 arranged on the supporting rod, wherein a fixed seat 3 is connected to the lifting lock 2, a buckle cover 4 is arranged on the fixed seat 3, one side of the buckle cover 4 is hinged to the fixed seat 3, the other side of the buckle cover 4 is connected with the fixed seat 3 through a fastening lock 13, an air duct 5 is arranged on the buckle cover 4, a sealing gasket 9 is arranged on the buckle cover 4 around the bottom of the air duct 5, the sealing gasket 9 can improve the sealing effect between the buckle cover 4 and the replacement module 11, a pressure reducing valve 6 is arranged at the top of the air duct 5, an air inlet pipe 8 and a pressure gauge 7 are respectively connected to the pressure reducing valve 6, the other end of the air inlet pipe 8 is connected with a pressurizing pump, a replacement module 11 is arranged in the fixed seat 3, a pipette gun head 14 is arranged in the replacement module 11, a filter cotton is arranged in the pipette gun head 14, a sealing ring 12 is arranged outside the pipette gun head 14, a fixing clamp 16 is arranged on the base 1, a receiving bottle 15 is arranged in the bottle 15, and a bottle 15 is arranged below the bottle 14.
A plurality of support rods are arranged on the base 1, the support rods are arranged in a round shape or in a matrix shape, a fixed seat 3, a buckle cover 4, air guide pipes 5 and pipette tips 14 are correspondingly arranged on each support rod, the tops of all the air guide pipes 5 are connected with a pressure reducing valve 6, and a receiving bottle 15 is arranged below each pipette tip 14; a gas dividing valve 10 is arranged on each gas guide pipe 5.
The working principle is as follows: firstly, a receiving bottle 15 is placed in a fixing clamp 16, before filtration, a proper replacement module 11 is selected and installed in a fixed seat 3, a pipette tip 14 is placed in the replacement module 11, meanwhile, filter cotton is placed in the pipette tip 14, then a reagent to be filtered is added into the pipette tip 14, a buckle cover 4 is buckled, the fixed seat 3 and the buckle cover 14 are locked by a fastening lock 13, and during filtration, a pressurizing pump is started to control the pressure in an air duct 5 through a pressure reducing valve 6, so that the reagent in the pipette tip 14 can be filtered at high pressure through high pressure.
When a plurality of fixing bases 3 are circular or matrix arrangement, can also add different reagents in different pipettors rifle heads 14 this moment, just so can accomplish the high pressure filtration work of multiple reagent simultaneously, if certain pipettor rifle head 14 is when not using, can be directly with on this air duct 5 divide the pneumatic valve 10 close can, whole process operation is got up simply convenient, can satisfy the filtration demand of reagent, still avoided the pressure that the manpower pressurization leads to not enough and makes the condition that can't filter simultaneously, still realized multiple reagent simultaneously filterable technical requirement at last.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (3)
1. The utility model provides a filter equipment for chromatographic analysis, includes the base to and set up the bracing piece on the base, and set up the lift lock on the bracing piece, its characterized in that: the lifting lock is connected with a fixing seat, a buckle cover is arranged on the fixing seat, one side of the buckle cover is hinged with the fixing seat, the other side of the buckle cover is connected with the fixing seat through a fastening lock, an air duct is arranged on the buckle cover, a sealing gasket is arranged on the buckle cover around the bottom of the air duct, a pressure reducing valve is arranged at the top of the air duct, an air inlet pipe and a pressure gauge are respectively connected to the pressure reducing valve, a booster pump is connected to the other end of the air inlet pipe, a replacement module is arranged in the fixing seat, a pipette gun head is arranged in the replacement module, filter cotton is arranged in the pipette gun head, a sealing ring is arranged outside the pipette gun head, a fixing clamp is arranged on the base, a receiving bottle is arranged in the fixing clamp, and the receiving bottle is arranged below the pipette gun head.
2. A filtration device for chromatography according to claim 1, wherein: be equipped with a plurality of bracing pieces on the base, the bracing piece is circular or matrix arrangement, every all correspond on the bracing piece and be equipped with fixing base, buckle closure, air duct and pipettor rifle head, the top of all air ducts all is connected with the relief pressure valve, all is equipped with under every pipettor rifle head and receives the bottle.
3. A filtration device for chromatography according to claim 2, wherein: a gas dividing valve is arranged on each gas guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320068657.6U CN219002090U (en) | 2023-01-10 | 2023-01-10 | Filtering device for chromatographic analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320068657.6U CN219002090U (en) | 2023-01-10 | 2023-01-10 | Filtering device for chromatographic analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219002090U true CN219002090U (en) | 2023-05-12 |
Family
ID=86238945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320068657.6U Active CN219002090U (en) | 2023-01-10 | 2023-01-10 | Filtering device for chromatographic analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219002090U (en) |
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2023
- 2023-01-10 CN CN202320068657.6U patent/CN219002090U/en active Active
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