CN216986395U - Adjustable solid-phase extraction device for sample pretreatment - Google Patents
Adjustable solid-phase extraction device for sample pretreatment Download PDFInfo
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- CN216986395U CN216986395U CN202220665776.5U CN202220665776U CN216986395U CN 216986395 U CN216986395 U CN 216986395U CN 202220665776 U CN202220665776 U CN 202220665776U CN 216986395 U CN216986395 U CN 216986395U
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- phase extraction
- extraction device
- sample pretreatment
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Abstract
The utility model relates to the technical field of extraction equipment, in particular to an adjustable solid-phase extraction device for sample pretreatment, which comprises a waste liquid collecting disc, wherein two outer frames are placed in the waste liquid collecting disc, top plates are clamped at the tops of the two outer frames, positioning holes are formed in the top plates, vertical strip-shaped holes are formed in the side faces of the two outer frames respectively, an inner frame is movably installed on one side, opposite to the two outer frames, of each outer frame, the two sides of each inner frame are detachably connected with the top of the corresponding inner frame, supporting rods penetrating through the strip-shaped holes are fixedly installed on the two sides of each inner frame respectively, and loosening members are movably installed on the supporting rods. The positioning holes with different diameters can be replaced as required, the top of the inner frame and the movable plate are the same, the upper position and the lower position of the supporting plate can be adjusted as required, and the distance between the inner frame and the movable plate can also be adjusted as required.
Description
Technical Field
The utility model relates to the technical field of extraction equipment, in particular to an adjustable solid phase extraction device for sample pretreatment.
Background
The existing solid-phase extraction device can process a plurality of samples simultaneously, but is mostly an integrated solid-phase extraction device, if the column passing time is different, all columns need to wait for the slowest small column passing time to complete the elution step, so that the elution step can be carried out, the pretreatment time of the samples is restricted to a certain extent, and the device has poor internal adjustability, and can not meet various experimental requirements.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides an adjustable solid-phase extraction device for sample pretreatment, which comprises a waste liquid collecting disc, wherein two outer frames are placed in the waste liquid collecting disc, top plates are clamped at the tops of the two outer frames, positioning holes are formed in the top plates, vertical strip-shaped holes are formed in the side faces of the two outer frames respectively, an inner frame is movably mounted at one side, opposite to the two outer frames, of the two outer frames, the two sides of the inner frame are detachably connected with the top of the inner frame, supporting rods penetrating through the strip-shaped holes are fixedly mounted at the two sides of the inner frame respectively, loosening members are movably mounted on the supporting rods, the inner frame is detachably connected with a movable plate and a supporting plate located below the movable plate, placing holes are formed in the movable plate, and through holes are formed in the top of the inner frame.
The technical effects are as follows: the positioning holes with different diameters can be replaced as required, the top of the inner frame and the movable plate are the same, the upper position and the lower position of the supporting plate can be adjusted as required, and the distance between the inner frame and the movable plate can also be adjusted as required.
Preferably, a liquid outlet is arranged on the side surface of the waste liquid collecting disc.
By adopting the scheme, the waste liquid is convenient to collect.
Preferably, a plurality of horizontal clamping grooves are formed in the front side wall and the rear side wall of the inner frame respectively, the clamping grooves in the front side wall of the inner frame and the clamping grooves in the rear side wall of the inner frame are symmetrically distributed, and movable plates are clamped in the two clamping grooves on the same plane.
By adopting the scheme, the upper position and the lower position of the movable plate and the number of the movable plates are adjustable, and the movable plates only need to be drawn out from the clamping grooves when being detached, so that the use is convenient.
Preferably, the tightening member 8 may be a screw, and the support rod is a screw rod matched with the screw.
By adopting the scheme, the inner frame can be fixed or loosened by rotating the tightening member.
Preferably, a handle is fixedly mounted on the fastening piece.
By adopting the scheme, the loosening piece is more convenient and labor-saving when being rotated.
Preferably, the number and the arrangement distribution of the positioning holes, the through holes and the placing holes are the same.
By adopting the scheme, the solid-phase extraction column or the receiving tube glass test tube can be conveniently inserted.
Preferably, the positioning holes are distributed in a rectangular array.
By adopting the scheme, the space utilization is improved, and the equipment is more regular.
The utility model has the following beneficial effects:
according to the different sizes of solid phase extraction post and receiver tube glass test tube, the optional aperture that corresponds, inside gimbal frame top and fly leaf carry out the free assembly, realized the multi-functional use of solid phase extraction device, and the height-adjustable of inside frame has realized the nimble use of solid phase extraction device, separately go on the separation step and the collection step of solid phase extraction, guarantee to accomplish the solid phase extraction post of separation step earlier when the solid phase extraction and can in time follow the separation device and transfer to the collection device in, guarantee sample pretreatment process high efficiency operation.
Drawings
FIG. 1 is a schematic diagram of the structure provided by the present invention.
Fig. 2 is a schematic view of the structure of the inner frame provided by the present invention.
In FIGS. 1-2, the list of structures represented by each reference numeral is as follows:
1. a waste liquid collection tray; 2. a liquid outlet; 3. an outer frame; 4. positioning holes; 5. a strip-shaped hole; 6. an inner frame; 7. a support bar; 8. a tightening member; 9. a card slot; 10. a movable plate; 11. placing holes; 12. a through hole; 13. a handle; 14. a support plate; 15. a top plate.
Detailed Description
The principles and features of this invention are described below in conjunction with examples which are set forth to illustrate, but are not to be construed to limit the scope of the utility model.
It will be understood that when an element or component is referred to as being "connected," "positioned" or "coupled" to another element or component, it can be directly on the other element or component or intervening elements or components may also be present. The terms "left", "right", "upper", "lower" and the like as used herein are for illustrative purposes only.
In a specific embodiment, as shown in fig. 1-2, an adjustable solid-phase extraction apparatus for sample pretreatment includes a waste liquid collecting tray 1, a liquid outlet 2 is disposed at a side of the waste liquid collecting tray 1, and in this embodiment, the liquid outlet 2 is located at a corner of the waste liquid collecting tray 1. Two outer frames 3, two have been placed in the waste liquid collecting tray 1 the joint of 3 tops on outer frame has roof 15, and the joint mode can be: the top of the outer frame 3 is fixedly provided with a convex strip, the bottom of the top plate 15 is provided with a groove matched with the convex strip, and the convex strip is clamped into the groove, so that the top plate 15 and the outer frame 3 can be clamped. The top plate 15 is provided with positioning holes 4, the side faces of the two outer frames 3 are respectively provided with strip-shaped holes 5, and the length directions of the strip-shaped holes 5 are distributed along the vertical direction. Two there is inner frame 6 one side movable mounting that outer frame 3 is relative, the connection can be dismantled at the both sides of inner frame 6 and the 6 tops of inner frame, and concrete connection can be the same with the connected mode of outer frame 3 and roof 15, the both sides of inner frame 6 fixed mounting respectively has the bracing piece 7 that passes bar hole 5, movable mounting has elasticity spare 8 on the bracing piece 7, elasticity spare 8 be used for with inner frame 6 is fixed. The utility model discloses a portable electronic device, including internal frame 6, clamping groove 9, clamping plate 10, clamping plate 14, place hole 11, through-hole 12 has been seted up at internal frame 6's inside front and back lateral wall respectively, and the clamping groove 9 of lateral wall is the symmetric distribution behind clamping groove 9 and the internal frame 6 before the internal frame 6, clamping groove 9 level, two of coplanar the joint has fly leaf 10 in the clamping groove 9, the quantity of fly leaf 10 can be a plurality ofly, two of coplanar the joint has the backup pad 14 that is located fly leaf 10 below in the clamping groove 9, seted up on the fly leaf 10 and placed hole 11, through-hole 12 has been seted up at internal frame 6 top.
Specifically, the fastening member 8 may be a screw, and when the fastening member 8 is a screw, the support rod 7 is a screw rod matched with the screw.
Specifically, the positioning holes 4, the through holes 12 and the placing holes 11 are the same in number and arrangement.
More specifically, the positioning holes 4 are distributed in a rectangular array.
The safety locking device of the polymerization kettle can be further optimized or/and improved according to actual needs:
preferably, the clamping grooves 9 on the same side in the inner frame 6 are vertically distributed at equal intervals.
Preferably, the two sides of the outer frame 3 extend along one side facing the inner frame 6 to wrap the left and right sides of the inner frame 6, so that the inner frame 6 does not move left and right relative to the outer frame 3 and always stays on the same vertical plane.
Preferably, a handle 13 is fixedly installed on the fastening member 8, so that the fastening member 8 can be adjusted more conveniently.
In one particular embodiment:
when a 60mg, 3mL specification solid phase extraction column is used, the diameter of the positioning hole 4 is 12 mm;
when a solid phase extraction column with the specification of 500-1000mg and 6ml is used, the diameter of the positioning hole 4 is 16 mm;
when a 5-15mL glass test tube is used, the diameter of the through-hole 12 and the placing hole 11 is 14 mm.
When the movable type positioning frame is used, the top plate 15 with the positioning holes 4 with different diameters can be replaced as required, the top of the inner frame 6 and the movable plate 10 are the same, the supporting plate 14 can be adjusted in the vertical position as required, and the inner frame 6 can also be adjusted in the distance from the top plate 15 as required.
In summary, the following steps: according to the different sizes of solid phase extraction post and receiver tube glass test tube, but the optional roof 15, the internal frame 6 top and the fly leaf 10 that correspond the aperture carry out the free assembly, realized the multi-functional use of solid phase extraction device, and the height-adjustable of internal frame 6 has realized the nimble use of solid phase extraction device, separately go on the separation step and the collection step of solid phase extraction, guarantee that the solid phase extraction post of accomplishing the separation step earlier can in time follow the separation device and change to collection device when the solid phase extraction, guarantee sample pretreatment process high efficiency and operate.
The foregoing is merely a preferred embodiment of this invention and is not intended to limit the utility model in any manner; those skilled in the art can readily practice the utility model as shown and described in the drawings and detailed description herein; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides an adjustable solid phase extraction device for sample pretreatment which characterized in that: including waste liquid collecting dish (1), placed two outer frames (3) in waste liquid collecting dish (1), two outer frame (3) top joint has roof (15), locating hole (4) have been seted up on roof (15), two vertical bar hole (5) have been seted up respectively to outer frame (3) side, two one side movable mounting that outer frame (3) is relative has inner frame (6), the both sides and the inner frame (6) top of inner frame (6) can be dismantled and be connected, the both sides of inner frame (6) fixed mounting respectively have bracing piece (7) of passing bar hole (5), movable mounting has elasticity piece (8) on bracing piece (7), inner frame (6) detachable is connected with fly leaf (10) and is located backup pad (14) of fly leaf (10) below, seted up on fly leaf (10) and placed hole (11), the top of the inner frame (6) is provided with a through hole (12).
2. The adjustable solid-phase extraction device for sample pretreatment according to claim 1, wherein: a liquid outlet (2) is arranged on the side surface of the waste liquid collecting tray (1).
3. The adjustable solid-phase extraction device for sample pretreatment according to claim 1, wherein: the side wall has seted up a plurality of horizontally draw-in groove (9) respectively around the inside of inner frame (6), and draw-in groove (9) of side wall are the symmetric distribution behind draw-in groove (6) and the inner frame (6) in the front of inner frame (6) two the joint has fly leaf (10) in draw-in groove (9).
4. The adjustable solid-phase extraction device for sample pretreatment according to claim 1, wherein: the tightening piece (8) can be a screw, and the support rod (7) is a screw rod matched with the screw.
5. The adjustable solid-phase extraction device for sample pretreatment according to claim 4, wherein: and a handle (13) is fixedly arranged on the fastening piece (8).
6. The adjustable solid-phase extraction device for sample pretreatment according to claim 1, wherein: the positioning holes (4), the through holes (12) and the placing holes (11) are the same in number and arrangement and distribution.
7. The adjustable solid-phase extraction device for sample pretreatment according to claim 6, wherein: the positioning holes (4) are distributed in a rectangular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220665776.5U CN216986395U (en) | 2022-03-24 | 2022-03-24 | Adjustable solid-phase extraction device for sample pretreatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220665776.5U CN216986395U (en) | 2022-03-24 | 2022-03-24 | Adjustable solid-phase extraction device for sample pretreatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216986395U true CN216986395U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220665776.5U Active CN216986395U (en) | 2022-03-24 | 2022-03-24 | Adjustable solid-phase extraction device for sample pretreatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216986395U (en) |
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2022
- 2022-03-24 CN CN202220665776.5U patent/CN216986395U/en active Active
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