CN217724656U - Solid phase extraction device - Google Patents
Solid phase extraction device Download PDFInfo
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- CN217724656U CN217724656U CN202220338741.0U CN202220338741U CN217724656U CN 217724656 U CN217724656 U CN 217724656U CN 202220338741 U CN202220338741 U CN 202220338741U CN 217724656 U CN217724656 U CN 217724656U
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- extraction device
- solid phase
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- phase extraction
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Abstract
The utility model discloses a solid phase extraction device, including extraction device body and splint, the utility model discloses can be provided with the extension board through extracting the device lateral wall, the spout has been seted up at extension board top, the extension board is two and the symmetry sets up in the extraction device both sides, splint still have, the inside slide that all is provided with of two spouts, slide lateral wall set up threaded hole, two slide tops are provided with the horizontal pole, horizontal pole body is provided with a plurality of circular arc splint, inside the threaded rod that is provided with of spout, the rotatory screw hole that runs through the slide lateral wall of threaded rod, splint are two and reverse setting in the spout, when rotating the threaded rod, two splint utilize the lead screw structure to be close to each other, circular arc splint press from both sides tight test tube outer wall, fix the test tube at the extraction device top, the convenience is fixed the test tube of different bores.
Description
Technical Field
The utility model relates to a solid phase extraction technical field specifically is a solid phase extraction device.
Background
The solid phase extraction is a sample pretreatment technology developed in recent years, is developed by combining a liquid-solid extraction technology and a column liquid chromatography technology, is mainly used for separating, purifying and concentrating samples, can improve the recovery rate of analytes compared with the traditional liquid-liquid extraction method, more effectively separates the analytes from interfering components, reduces the sample pretreatment process, and is simple to operate, time-saving and labor-saving. The method is widely applied to the fields of medicine, food, environment, commodity inspection, chemical industry and the like.
The solid phase extraction device utilizes the separation principle of liquid chromatography of selective adsorption and selective elution. The steps of solid phase extraction are effectively integrated on one platform, full-automatic operation of the whole solid phase extraction process (activation, sample loading, leaching, drying and elution) can be completely realized, the efficiency of sample pretreatment is greatly improved, an analyst is liberated from fussy pretreatment work, and the sample pretreatment is faster and more efficient.
The existing solid phase extraction device cannot adjust a device for clamping test tubes, is inconvenient for fixing the test tubes with different calibers and is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract and the title of the present application to avoid obscuring the purpose of this section, the abstract and the title of the present application, and such simplifications or omissions cannot be used to limit the scope of the present invention.
The present invention has been made in view of the above and/or other problems occurring in the conventional solid phase extraction apparatus.
Therefore, the utility model aims at providing a solid phase extraction device, can be through being provided with the extension board at the extraction device lateral wall, the spout has been seted up at the extension board top, the extension board is two and the symmetry sets up in the extraction device both sides, splint still have, two inside slides that all are provided with of spout, slide lateral wall set up threaded hole, two slide tops are provided with the horizontal pole, horizontal pole body is provided with a plurality of circular arc splint, be provided with the threaded rod inside the spout, the rotatory screw hole that runs through the slide lateral wall of threaded rod, splint are two and reverse setting in the spout, when rotating the threaded rod, two splint utilize the lead screw structure to be close to each other, circular arc splint press from both sides tight test tube outer wall, fix the test tube at the extraction device top, the convenience is fixed the test tube of different bores.
In order to solve the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a solid phase extraction device, comprising:
the extraction device comprises an extraction device body, wherein extension plates are arranged on the symmetrical side walls of the extraction device body, a sliding groove is formed in the top of each extension plate, and a threaded rod is arranged in each sliding groove;
the clamping plate comprises a sliding plate positioned in the sliding groove, a threaded hole formed in the side wall of the sliding plate, a transverse plate arranged at the top of the sliding plate and an arc clamping plate arranged on a rod body of the transverse plate;
wherein, the threaded rod is rotatory to be run through the screw hole, splint are two and reverse setting is in inside the spout.
As a solid phase extraction device a preferred scheme, wherein, the circular arc splint are a plurality of and evenly set up diaphragm pole body.
As a preferred scheme of solid phase extraction device, wherein, the turn button is installed to the threaded rod other end.
As an optimized proposal of the solid phase extraction device, wherein, the symmetrical side wall of the extraction device body is provided with a containing groove.
As an optimal selection scheme of a solid phase extraction device, wherein, still include the fixed plate, the fixed plate articulates the storage tank bottom, the sucking disc is installed to the fixed plate lateral wall.
As an optimal selection scheme of a solid phase extraction device, wherein, still include stop device, stop device is including installing spacing shell of extraction device body lateral wall, seting up spacing spout, the position of spacing shell lateral wall spacing slide inside, install the spring at spacing slide top with install spacing slide bottom is stretched out the baffle of spacing shell, the baffle laminating the fixed plate lateral wall.
Compared with the prior art: can be provided with the extension board through the lateral wall at the extraction device, the spout has been seted up at the extension board top, the extension board is two and the symmetry sets up in the extraction device both sides, splint still have, the inside slide that all is provided with of two spouts, slide lateral wall set up threaded hole, two slide tops are provided with the horizontal pole, horizontal pole body is provided with a plurality of circular arc splint, be provided with the threaded rod inside the spout, the rotatory screw hole that runs through the slide lateral wall of threaded rod, splint are two and reverse setting in the spout, when rotating the threaded rod, two splint utilize the lead screw structure to be close to each other, circular arc splint press from both sides tight test tube outer wall, fix the test tube at the extraction device top, the convenience is fixed the test tube of different bores.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
FIG. 1 is a view of the overall structure of a solid phase extraction apparatus of the present invention;
FIG. 2 is a partial structure diagram of a solid phase extraction apparatus of the present invention;
FIG. 3 is a structural diagram of a clamping plate of the solid phase extraction device of the present invention;
fig. 4 is a structure diagram of the limiting device of the solid phase extraction device of the utility model.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a solid phase extraction device, can be provided with the extension board through extracting device lateral wall, the spout has been seted up at extension board top, the extension board is two and the symmetry sets up in the extraction device both sides, splint still have, two inside slides that all are provided with of spout, slide lateral wall set up threaded hole, two slide tops are provided with the horizontal pole, horizontal pole body is provided with a plurality of circular arc splint, be provided with the threaded rod inside the spout, the rotatory screw hole that runs through the slide lateral wall of threaded rod, splint are two and reverse setting in the spout, when rotating the threaded rod, two splint utilize the lead screw structure to be close to each other, circular arc splint press from both sides tight test tube outer wall, fix the test tube at the extraction device top, the convenience is fixed the test tube of different bores.
Fig. 1-2 are schematic diagrams showing a first structure of an embodiment of a solid phase extraction apparatus according to the present invention, referring to fig. 1-2, the solid phase extraction apparatus of the present embodiment includes an extraction apparatus body 100 and a clamping plate 200.
With reference to fig. 1-2, the solid-phase extraction device of this embodiment rotates knob 140 to drive threaded rod 130 to rotate when in use, and when threaded rod 130 is rotated, slide 210 utilizes the lead screw structure to slide inside chute 120, and slide 210 drives transverse plate 230 to slide when sliding, and when two transverse plates 230 are close to each other, two circular arc clamping plates 240 simultaneously clamp the outer wall of a test tube, and can clamp test tubes with different calibers to fix the test tubes, thereby facilitating use.
Fig. 1 to 4 are second schematic structural diagrams of a solid phase extraction apparatus according to an embodiment of the present invention, referring to fig. 1 to 4, different from the above embodiment, the solid phase extraction apparatus according to the embodiment includes a fixing plate 300 and a position limiting device 400.
The groove 150 has been seted up and has been accomodate to extraction device body 100 symmetry lateral wall, accomodate groove 150 and set up at extraction device body 100 symmetry lateral wall for two and symmetry, fixed plate 300 articulates in accomodating groove 150 bottom, sucking disc 310 is installed to fixed plate 300 lateral wall, sucking disc 310 is to individual and evenly set up at fixed plate 300 lateral wall, stop device 400 is including installing spacing shell 410 at extraction device body 100 lateral wall, set up spacing spout 420 at spacing shell 410 lateral wall, be located the inside spacing slide 430 of spacing spout 420, install spring 440 at spacing slide 430 top and install the baffle 450 of installing in spacing slide 430 bottom and stretching out spacing shell 410, baffle 450 laminating fixed plate 300 lateral wall.
Referring to fig. 1 to 4, in the solid phase extraction apparatus of the present embodiment, when an extraction operation is performed, the fixing plate 300 is turned over to contact the suction cup 310 with a desktop, the suction cup 310 adsorbs the fixing plate 300 and the extraction apparatus body 100 to the desktop by using a negative pressure principle, the extraction apparatus body 100 can be fixed, the extraction apparatus body 100 is prevented from being touched by mistake and moving to affect the extraction operation, when the fixing plate 300 needs to be stored, the limiting sliding plate 430 is pulled to move the limiting sliding plate 430 upward in the limiting sliding groove 420 and press the spring 440, the baffle 450 slides along with the limiting sliding plate 430 and is stored in the limiting sliding groove 420, the fixing plate 300 is turned over and stored in the storage groove 150, the limiting sliding plate 430 is released, the spring 440 rebounds to push the spring 440 and the baffle 450 to move downward, the baffle 450 is attached to the side wall of the fixing plate 300 to move downward, the fixing plate 300 is prevented from being turned over, and the fixing plate 300 is fixed in the storage groove 150.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. A solid phase extraction apparatus, comprising:
the extraction device comprises an extraction device body (100), wherein extension plates (110) are mounted on the symmetrical side walls of the extraction device body (100), sliding grooves (120) are formed in the tops of the extension plates (110), and threaded rods (130) are arranged inside the sliding grooves (120);
the clamping plate (200) comprises a sliding plate (210) positioned in the sliding groove (120), a threaded hole (220) formed in the side wall of the sliding plate (210), a transverse plate (230) arranged at the top of the sliding plate (210) and an arc clamping plate (240) arranged on the body of the transverse plate (230);
wherein the threaded rod (130) penetrates through the threaded hole (220) in a rotating mode, and the clamping plates (200) are arranged in two opposite directions inside the sliding groove (120).
2. The solid phase extraction apparatus according to claim 1, wherein the arc-shaped clamping plates (240) are provided in plurality and uniformly on the shaft of the horizontal plate (230).
3. A solid phase extraction apparatus according to claim 1, wherein the threaded rod (130) is fitted at its other end with a knob (140).
4. The apparatus of claim 1, wherein the extraction apparatus body (100) is provided with a receiving groove (150) on a symmetrical sidewall thereof.
5. The solid phase extraction device according to claim 1, further comprising a fixing plate (300), wherein the fixing plate (300) is hinged to the bottom of the accommodating groove (150), and a suction cup (310) is installed on the side wall of the fixing plate (300).
6. The solid phase extraction device according to claim 5, further comprising a limiting device (400), wherein the limiting device (400) comprises a limiting shell (410) mounted on the side wall of the extraction device body (100), a limiting chute (420) formed in the side wall of the limiting shell (410), a limiting slide plate (430) located inside the limiting chute (420), a spring (440) mounted on the top of the limiting slide plate (430), and a baffle (450) mounted on the bottom of the limiting slide plate (430) and extending out of the limiting shell (410), and the baffle (450) is attached to the side wall of the fixing plate (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220338741.0U CN217724656U (en) | 2022-02-17 | 2022-02-17 | Solid phase extraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220338741.0U CN217724656U (en) | 2022-02-17 | 2022-02-17 | Solid phase extraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217724656U true CN217724656U (en) | 2022-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220338741.0U Active CN217724656U (en) | 2022-02-17 | 2022-02-17 | Solid phase extraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217724656U (en) |
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2022
- 2022-02-17 CN CN202220338741.0U patent/CN217724656U/en active Active
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