CN213068732U

CN213068732U - Solid phase extraction equipment for food detection or agricultural product residue monitoring

Info

Publication number: CN213068732U
Application number: CN202022003855.3U
Authority: CN
Inventors: 刘辉; 陈东; 唐伟荣; 倪小佬
Original assignee: Guangdong Wei'an Testing Technology Co ltd
Current assignee: Guangdong Wei'an Testing Technology Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-27
Anticipated expiration: 2030-09-15

Abstract

The utility model belongs to the technical field of solid phase extraction, in particular to a solid phase extraction device for food detection or agricultural product residue monitoring, which comprises a base, wherein the inner upper surface of the base is fixedly connected with a fixed block, the inner part of the fixed block is fixedly connected with a partition plate, the inner part of the partition plate is fixedly connected with a switching pipe, the inner part of the switching pipe is fixedly connected with a conduit, one end of the conduit is fixedly connected with a water pump, and the water pump is fixedly connected inside the fixed block; the utility model discloses, through setting up water pump, fixed block, shower nozzle and filter screen, can wash crops or food, then collect the washing liquid to realize automated inspection, manual operation is few, practices thrift the manpower, and degree of automation is higher, and detection efficiency is high, and under the effect of division board, can just can avoid mixing mutually of washing liquid according to the different flush fluids of changing of detection material simultaneously, and then improve the practicality of this device.

Description

Solid phase extraction equipment for food detection or agricultural product residue monitoring

Technical Field

The utility model belongs to the technical field of the solid phase extraction, concretely relates to solid phase extraction equipment that is used for food detection or agricultural product to remain the control.

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, is simple to operate, saves time and labor, and is widely applied to the fields of medicines, foods, environments, commercial inspection, chemical engineering and the like.

At present, in the aspects of food safety detection or agricultural product residue monitoring, the method is mainly operated manually, the automation degree is low, and the detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a solid phase extraction equipment that is used for food detection or agricultural product to remain control has characteristics such as raise the efficiency and practice thrift the manpower.

In order to achieve the above object, the utility model provides a following technical scheme: a solid phase extraction device for food detection or agricultural product residue monitoring comprises a base, wherein a fixed block is fixedly connected to the upper surface of the inner part of the base, a partition plate is fixedly connected to the inner part of the fixed block, an adapter tube is fixedly connected to the inner part of the partition plate, a guide tube is fixedly connected to the inner part of the adapter tube, a water pump is fixedly connected to one end of the guide tube, the water pump is fixedly connected to the inner part of the fixed block, a nozzle is fixedly connected to the other end of the guide tube, grooves are formed in the fixed block and the inner part of the base, a filter screen is fixedly connected to the inner part of the groove, a shunt tube is fixedly connected to the inner part of the base, a solid phase extraction column is fixedly connected to one end of the shunt tube, a limit block is fixedly connected to, a drawer is slidably connected to the interior of the frame.

Preferably, the upper surface of fixed block fixedly connected with annotates the liquid pipe, the quantity of annotating the liquid pipe is two and sets up respectively in the left and right sides of fixed block upper surface.

Preferably, the base is movably connected with a box door through a hinge, and the surfaces of the box door and the drawer are fixedly connected with a handle.

Preferably, a through hole is formed in the front side face of the fixing block, a transparent observation window is fixedly connected to the inside of the through hole, and scales are arranged on the surface of the transparent observation window.

Preferably, the inside fixedly connected with lithium cell of base, the leading flank of fixed block is provided with the switch, the switch passes through wire and lithium cell, water pump electric connection.

Preferably, the frame is internally provided with a sliding groove, and the frame is in sliding connection with the drawer through the sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through setting up the water pump, the fixed block, shower nozzle and filter screen, in the application of reality, cooperation between the aforesaid, can wash crops or food, then collect the washing liquid, thereby realize automatic detection, manual operation is few, practice thrift the manpower, degree of automation is higher, high detection efficiency, simultaneously under the effect of division board, can change different flush fluids and can avoid the intermixing of flush fluid according to the difference of detection material, and then improve the practicality of this device, through setting up the shunt tubes, in the application of reality, can shunt the storage to the flush fluid of same batch, thereby improve measuring result's accurate nature.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic three-dimensional structure of the base of the present invention;

in the figure: 1. a base; 2. a lithium battery; 3. a fixed block; 4. a water pump; 5. a conduit; 6. a liquid injection pipe; 7. a partition plate; 8. a transfer tube; 9. a spray head; 10. a groove; 11. filtering with a screen; 12. a shunt tube; 13. a frame; 14. a solid phase extraction column; 15. a limiting block; 16. a switch; 17. calibration; 18. a transparent viewing window; 19. a box door; 20. a drawer; 21. a through hole; 22. a chute.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a solid phase extraction device for food detection or agricultural product residue monitoring comprises a base 1, wherein a fixed block 3 is fixedly connected to the inner upper surface of the base 1, a partition plate 7 is fixedly connected to the inner portion of the fixed block 3, a switching tube 8 is fixedly connected to the inner portion of the partition plate 7, a guide tube 5 is fixedly connected to the inner portion of the switching tube 8, a water pump 4 is fixedly connected to one end of the guide tube 5, the water pump 4 is fixedly connected to the inner portion of the fixed block 3, a spray nozzle 9 is fixedly connected to the other end of the guide tube 5, grooves 10 are formed in the fixed block 3 and the base 1, a filter screen 11 is fixedly connected to the inner portion of each groove 10, and through the arrangement of the water pump 4, the fixed block 3, the spray nozzle 9 and the filter screen 11, in practical application, through the cooperation between the above steps, crops or food, thereby realizing automatic detection, less manual operation, manpower saving, higher automation degree and high detection efficiency, simultaneously, under the action of the division plate 7, different flushing fluids can be replaced according to different detection substances, and mutual mixing of the flushing fluids can be avoided, thereby improving the practicability of the device, the internal part of the base 1 is fixedly connected with the division pipe 12, and in practical application, the same batch of flushing fluids can be stored in a division way by arranging the division pipe 12, thereby improving the accuracy of the measurement result, one end of the division pipe 12 is fixedly connected with the solid-phase extraction column 14, the surface of the solid-phase extraction column 14 is fixedly connected with the limiting block 15, the limiting block 15 is fixedly connected in the base 1, the internal part of the base 1 is fixedly connected with the frame 13, the internal part of the frame 13 is connected with the drawer 20 in a sliding way, and by arranging the frame 13 and the drawer 20, in practical application, tools required in the detection process can be placed in the device, and the versatility of the device is further guaranteed.

Specifically, the upper surface of the fixed block 3 is fixedly connected with two liquid injection pipes 6, and the two liquid injection pipes 6 are respectively arranged on the left side and the right side of the upper surface of the fixed block 3.

Specifically, the base 1 is movably connected with a box door 19 through a hinge, and the surfaces of the box door 19 and the drawer 20 are fixedly connected with a handle.

Specifically, through-hole 21 has been seted up to the leading flank of fixed block 3, the inside fixedly connected with transparent observation window 18 of through-hole 21, the surface of transparent observation window 18 is provided with scale 17, through setting up transparent observation window 18 and scale 17, in practical application, can observe the flush fluid quantity of fixed block 3 inside in real time to in time the filling.

Specifically, the inside fixedly connected with lithium cell 2 of base 1, the leading flank of fixed block 3 is provided with switch 16, switch 16 passes through wire and lithium cell 2, 4 electric connection of water pump.

Specifically, a sliding groove 22 is formed in the frame 13, and the frame 13 is slidably connected to the drawer 20 through the sliding groove 22.

The utility model discloses a theory of operation and use flow: the utility model discloses during the use, at first according to the difference of detecting substance corresponding flush fluid is injected into through annotating liquid pipe 6 toward the inside of fixed block 3, place the object that will detect on the surface of filter screen 11 after that, open water pump 4 through switch 16 after that, make water pump 4 extract flush fluid get into pipe 5, then erode the detecting object through 9 blowout, and erode the produced solid dregs of in-process and can be detained on the surface of filter screen 11, and the flush fluid can take the inside that the surface residual composition of detecting object flowed into shunt tubes 12, then store and carry out inspection work on next step in the inside of solid phase extraction post 14.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A solid phase extraction equipment for food detection or agricultural product residue monitoring, includes base (1), its characterized in that: the inner upper surface of the base (1) is fixedly connected with a fixed block (3), the inner fixed of the fixed block (3) is connected with a division plate (7), the inner fixed of the division plate (7) is connected with a transfer pipe (8), the inner fixed of the transfer pipe (8) is connected with a conduit (5), one end of the conduit (5) is fixedly connected with a water pump (4), the water pump (4) is fixedly connected in the fixed block (3), the other end of the conduit (5) is fixedly connected with a spray head (9), the fixed block (3) and the base (1) are both provided with a groove (10), the inner fixed of the groove (10) is connected with a filter screen (11), the inner fixed of the base (1) is connected with a shunt pipe (12), one end of the shunt pipe (12) is fixedly connected with a solid phase extraction column (14), the surface of the solid phase extraction column (14) is fixedly connected, stopper (15) fixed connection is in the inside of base (1), the inside fixedly connected with frame (13) of base (1), the inside sliding connection of frame (13) has drawer (20).

2. A solid phase extraction apparatus for food detection or produce residue monitoring according to claim 1, wherein: the upper surface fixed connection of fixed block (3) is annotated liquid pipe (6), annotate the quantity of liquid pipe (6) and be two and set up respectively in the left and right sides of fixed block (3) upper surface.

3. A solid phase extraction apparatus for food detection or produce residue monitoring according to claim 1, wherein: the base (1) is movably connected with a box door (19) through a hinge, and the surfaces of the box door (19) and the drawer (20) are fixedly connected with a handle.

4. A solid phase extraction apparatus for food detection or produce residue monitoring according to claim 1, wherein: through-hole (21) have been seted up to the leading flank of fixed block (3), the inside fixedly connected with transparent observation window (18) of through-hole (21), the surface of transparent observation window (18) is provided with scale (17).

5. A solid phase extraction apparatus for food detection or produce residue monitoring according to claim 1, wherein: the inside fixedly connected with lithium cell (2) of base (1), the leading flank of fixed block (3) is provided with switch (16), switch (16) pass through wire and lithium cell (2), water pump (4) electric connection.

6. A solid phase extraction apparatus for food detection or produce residue monitoring according to claim 1, wherein: a sliding groove (22) is formed in the frame (13), and the frame (13) is connected with the drawer (20) in a sliding mode through the sliding groove (22).