CN220989745U - Extraction device for determination - Google Patents
Extraction device for determination Download PDFInfo
- Publication number
- CN220989745U CN220989745U CN202322714453.8U CN202322714453U CN220989745U CN 220989745 U CN220989745 U CN 220989745U CN 202322714453 U CN202322714453 U CN 202322714453U CN 220989745 U CN220989745 U CN 220989745U
- Authority
- CN
- China
- Prior art keywords
- fixing ring
- fixedly connected
- opening
- extraction device
- guide pipe
- Prior art date
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- 238000000605 extraction Methods 0.000 title claims abstract description 34
- 239000012528 membrane Substances 0.000 claims abstract description 9
- 238000005259 measurement Methods 0.000 claims description 23
- 238000013016 damping Methods 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 abstract description 8
- 238000000956 solid--liquid extraction Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 238000002414 normal-phase solid-phase extraction Methods 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 238000000622 liquid--liquid extraction Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002470 solid-phase micro-extraction Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 239000012491 analyte Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an extraction device for determination, which comprises a shell, wherein a first opening is formed in the upper surface of the shell, a first fixing ring is fixedly connected to the inner surface of the first opening, a plug is arranged on the inner surface of the first fixing ring, a second opening is formed in the lower surface of the shell, a second fixing ring is fixedly connected to the inner surface of the second opening, a guide pipe is arranged on the inner surface of the second fixing ring, a switch is fixedly connected to the lower end of the guide pipe, a guide pipe is fixedly connected to the lower end of the switch, an elastic membrane is fixedly connected to the outer surface of the guide pipe, and a third fixing ring is fixedly connected to the outer surface of the elastic membrane. Above-mentioned structure through can separate and can install the guide tube in the casing both sides, realizes can be with the both ends of casing respectively downwards under different circumstances to can cooperate the pipe to stir, increase the convenience when solid-liquid extraction.
Description
Technical Field
The utility model relates to the technical field of extraction devices, in particular to an extraction device for measurement.
Background
There are various types of extraction devices for assays, and the particular choice of device depends on the analysis and sample characteristics desired. The following are several common extraction devices for measurement: liquid-liquid extraction is a common chemical separation technique for extracting a compound of interest from a liquid sample. It generally involves mixing the sample with a suitable solvent (extractant) to partition the target compound between the different phases. Common liquid-liquid extraction devices include separating funnels, centrifuge tubes, and extractors.
Solid phase extraction is a separation technique based on solid phase adsorption materials for enriching target analytes from liquid or gas samples. It selectively adsorbs the target analyte by an adsorption material on the stationary phase and then releases it by elution. Common solid phase extraction devices include solid phase microextraction columns, solid phase extraction membranes and solid phase extraction pins. Gas phase extraction is a technique for extracting volatile or semi-volatile compounds from a solid, liquid or gas sample. It generally involves contacting the sample with an inert gas (e.g., nitrogen) to gasify and transport the target compound into the gas phase. Common gas phase extraction devices include head space extractors (HEADSPACE SAMPLER) and solid phase microextraction columns.
However, the existing extraction device is difficult to be applied to extraction in various modes such as solid-liquid and liquid-liquid, and the technical scheme provided by the utility model with the application number of CN201820707929.1 is found to have the same problems after search, so that the utility model provides an extraction device for measurement, and the problem that the extraction device cannot be applied to extraction in various modes is solved.
Disclosure of utility model
The utility model aims to at least solve one of the technical problems in the prior art and provide an extraction device for measurement, which can separate guide pipes which can be arranged at two sides of a shell, can respectively downwards separate two ends of the shell under different conditions, can be matched with a guide pipe for stirring, and can increase the convenience in solid-liquid extraction.
In order to achieve the above object, the present utility model also provides an extraction device for measurement, comprising:
The device comprises a shell, wherein a first opening is formed in the upper surface of the shell, a first fixing ring is fixedly connected to the inner surface of the first opening, a plug is arranged on the inner surface of the first fixing ring, a second opening is formed in the lower surface of the shell, and a second fixing ring is fixedly connected to the inner surface of the second opening;
The inner surface of the second fixing ring is provided with a guide pipe, the lower end of the guide pipe is fixedly connected with a switch, the lower end of the switch is fixedly connected with a guide pipe, the outer surface of the guide pipe is fixedly connected with an elastic membrane, and the outer surface of the elastic membrane is fixedly connected with a third fixing ring.
According to the extraction device for measurement, the plug is wedge-shaped, and the shell is ellipsoidal.
According to the extraction device for measurement, the diameters of the first opening and the second opening are the same, and the shell and the guide pipe are made of transparent materials.
According to the extraction device for measurement, the outer diameter of the third fixing ring is the same as the inner diameters of the first fixing ring and the second fixing ring, and the right end of the switch is fixedly connected with the rotating plate.
According to the extraction device for measurement, the guide pipe is convergent from top to bottom, and the guide pipe is communicated with the guide pipe through the switch.
According to the extraction device for measurement, the top inner wall of the shell is in a horizontal state and is used for conveniently stirring solids.
According to the extraction device for measurement, the length of the guide pipe is longer than the depth of the shell, so that stirring is facilitated.
According to the extraction device for measurement, damping is arranged between the guide pipe and the first fixing ring and between the guide pipe and the second fixing ring.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a schematic diagram showing the overall structure of an extraction device for measurement according to the present utility model;
FIG. 2 is a schematic view of an extraction device for measurement according to one embodiment of the present utility model;
FIG. 3 is a schematic view of a part of the structure of an assay according to the present utility model;
Fig. 4 is an enlarged schematic view of the structure at a in fig. 2.
Legend description:
1. A housing; 2. a first fixing ring; 3. a plug; 4. a second fixing ring; 5. a guide tube; 6. a switch; 7. a conduit; 8. an elastic film; 9. a third fixing ring; 10. a rotating piece; 11. a first opening; 12. and a second opening.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-4, an extraction device for measurement according to an embodiment of the present utility model includes a housing 1, wherein a top inner wall of the housing 1 is in a horizontal state, so as to facilitate stirring of solids, a first opening 11 is provided on an upper surface of the housing 1, diameters of the first opening 11 and a second opening 12 are the same, the housing 1 and a conduit 7 are both made of transparent materials, a first fixing ring 2 is fixedly connected to an inner surface of the first opening 11, a plug 3 is provided on an inner surface of the first fixing ring 2, the plug 3 is wedge-shaped, the housing 1 is ellipsoidal, a second opening 12 is provided on a lower surface of the housing 1, and a second fixing ring 4 is fixedly connected to an inner surface of the second opening 12.
The inner surface of first retainer plate 2, the internal surface of second retainer plate 4 is provided with guide pipe 5, guide pipe 5's lower extreme fixedly connected with switch 6 for open or close the use to pipe 7, guide pipe 5 top-down is the convergence shape, guide pipe 5 passes through switch 6 and pipe 7 intercommunication, all have the damping between guide pipe 5 and first retainer plate 2, second retainer plate 4, switch 6's lower extreme fixedly connected with pipe 7, the length of pipe 7 is greater than the degree of depth of casing 1, be used for being convenient for stirring pipe 7's surface fixedly connected with elastic membrane 8, be convenient for pipe 7's stirring, elastic membrane 8's surface fixedly connected with third retainer plate 9, the external diameter of third retainer plate 9 is the same with the internal diameter of first retainer plate 2, second retainer plate 4, switch 6's right-hand member fixedly connected with rotor 10, be convenient for to the rotation to switch 6.
Working principle: when liquid-liquid extraction is adopted, the second opening 12 is downward, liquid is added from the first opening 11, the plug 3 is directly attached to the first opening 11, the switch 6 is closed, shaking can be carried out, when separation is carried out, the second opening 12 is downward, the switch 6 is opened, when solid-liquid is adopted, the first opening 11 is downward, the third fixed ring 9 is contacted with the first fixed ring 2, stirring is carried out by adopting the guide pipe 7, and after completion, liquid is extracted, separated and measured from the upper side.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (8)
1. An extraction device for measurement, comprising:
The novel anti-theft device comprises a shell (1), wherein a first opening (11) is formed in the upper surface of the shell (1), a first fixing ring (2) is fixedly connected to the inner surface of the first opening (11), a plug (3) is arranged on the inner surface of the first fixing ring (2), a second opening (12) is formed in the lower surface of the shell (1), and a second fixing ring (4) is fixedly connected to the inner surface of the second opening (12);
The novel plastic guide device comprises a first fixing ring (2), wherein a guide pipe (5) is arranged on the inner surface of a second fixing ring (4), a switch (6) is fixedly connected to the lower end of the guide pipe (5), a guide pipe (7) is fixedly connected to the lower end of the switch (6), an elastic membrane (8) is fixedly connected to the outer surface of the guide pipe (7), and a third fixing ring (9) is fixedly connected to the outer surface of the elastic membrane (8).
2. An extraction device for measurement according to claim 1, characterized in that the plug (3) is wedge-shaped and the housing (1) is ellipsoidal.
3. The extraction device for measurement according to claim 1, wherein the diameters of the first opening (11) and the second opening (12) are the same, and the housing (1) and the conduit (7) are both made of transparent materials.
4. The extraction device for measurement according to claim 1, wherein the outer diameter of the third fixing ring (9) is the same as the inner diameters of the first fixing ring (2) and the second fixing ring (4), and the right end of the switch (6) is fixedly connected with a rotating plate (10).
5. The extraction device for measurement according to claim 1, wherein the guide tube (5) is convergent from top to bottom, and the guide tube (5) is communicated with the conduit (7) through the switch (6).
6. An extraction device for measurement according to claim 1, wherein the top inner wall of the housing (1) is horizontal.
7. An extraction device for measurement according to claim 1, characterized in that the length of the conduit (7) is greater than the depth of the housing (1).
8. The extraction device for measurement according to claim 1, wherein damping is provided between the guide tube (5) and the first and second fixing rings (2, 4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322714453.8U CN220989745U (en) | 2023-10-10 | 2023-10-10 | Extraction device for determination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322714453.8U CN220989745U (en) | 2023-10-10 | 2023-10-10 | Extraction device for determination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220989745U true CN220989745U (en) | 2024-05-24 |
Family
ID=91086933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322714453.8U Active CN220989745U (en) | 2023-10-10 | 2023-10-10 | Extraction device for determination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220989745U (en) |
-
2023
- 2023-10-10 CN CN202322714453.8U patent/CN220989745U/en active Active
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