CN211050955U

CN211050955U - Temperature-controllable solid phase extraction system

Info

Publication number: CN211050955U
Application number: CN201921944703.4U
Authority: CN
Inventors: 鄢嫣; 焦叶; 黄晶晶; 谢宁宁; 程江华; 张福生
Original assignee: Institute of Agro Products Processing of Anhui Academy of Agricultural Sciences
Current assignee: Institute of Agro Products Processing of Anhui Academy of Agricultural Sciences
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-07-21
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a solid phase extraction system of controllable temperature, including heating the bottom plate, fixed surface installs the work box on the heating bottom plate, fixed surface has seted up the work hole on the work box, and the work hole distributes about the equidistant transverse arrangement of work box upper surface vertical center line central point and offers, the inboard fixed mounting of work hole has the control valve, fixed surface installs the cylinder on the control valve, the inside movable mounting of cylinder has the piston rod, piston rod lower extreme fixed mounting has the piston body, fixed surface installs the piston handle on the piston rod. This solid phase extraction system of controllable temperature through setting up the excitation coil, thereby produces alternating magnetic field with alternating current through the excitation coil to make the inside temperature of work box rise, through setting up the temperature controller, can control the regulation to the temperature when the work of excitation coil heaies up, through setting up double-deck solid adsorbent, can carry out the secondary extraction to solution when solution passes through double-deck solid adsorbent.

Description

Temperature-controllable solid phase extraction system

Technical Field

The utility model relates to a solid phase extraction technical field specifically is a solid phase extraction system of controllable temperature.

Background

The solid phase extraction is to utilize solid adsorbent to adsorb target compound in liquid sample, separate the target compound from the matrix and interference compound of the sample, and then elute or heat and desorb with eluent to separate and enrich the target compound.

However, in the existing solid-phase extraction system, the solid-phase extraction is usually performed at normal temperature, but the molecular activity of certain specific solutions reaches a peak value at a specific temperature, so that the optimal extraction effect cannot be achieved at normal temperature, the working efficiency is greatly reduced, and the extraction efficiency is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a solid phase extraction system of controllable temperature to propose current solid phase extraction system in solving above-mentioned background art, carry out solid phase extraction work at normal atmospheric temperature usually, but some specific solution molecule activity reaches the peak value when specific temperature, so often can't reach best extraction effect when the normal atmospheric temperature is extracted, thereby greatly reduced work efficiency influences the problem of extraction efficiency then.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a solid phase extraction system of controllable temperature, includes the heating bottom plate, fixed surface installs the work box on the heating bottom plate, fixed surface has seted up the working hole on the work box, and the working hole is about the work box upper surface vertical central line central point equidistance transverse arrangement distribution to set up, the inboard fixed mounting of working hole has the control valve, fixed surface installs the cylinder on the control valve, the inside movable mounting of cylinder has the piston rod, piston rod lower extreme fixed mounting has the piston body, fixed surface installs the piston handle on the piston rod.

Preferably, the upper surface of the bottom side of the inside of the working box is fixedly provided with four support rods, the four support rods are symmetrically distributed and installed about the center of the upper surface of the bottom side of the inside of the working box, the four support rods are respectively located at four corners of the bottom side of the inside of the working box, and the outer surface of each support rod is sequentially and fixedly provided with a first fixing plate and a second fixing plate from bottom to top.

Preferably, the upper surface of the first fixing plate is fixedly provided with first fixing holes, the first fixing holes are transversely arranged and distributed at equal intervals about a central point of a vertical central line of the upper surface of the first fixing plate, the first fixing holes are internally and fixedly provided with liquid collecting pipes, the upper surface of the second fixing plate is fixedly provided with second fixing holes, the second fixing holes are transversely arranged and distributed at equal intervals about a central point of a vertical central line of the upper surface of the second fixing plate, and the second fixing holes are internally and fixedly provided with extraction pipes.

Preferably, extraction pipe upper end and control valve fixed connection, extraction pipe lower extreme fixedly connected with liquid outlet, supreme fixed mounting double-deck solid adsorbent in proper order is in the inside down of extraction pipe, extraction pipe lower extreme fixedly connected with liquid outlet is directly over receiving the liquid pipe.

Preferably, the heating tank is fixedly arranged on the upper surface of the heating base plate, the excitation electric coil is fixedly arranged in the heating tank, the temperature controller is fixedly arranged on the right side of the upper surface of the heating base plate, and the temperature controller is electrically connected with the excitation electric coil.

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

1. according to the temperature-controllable solid phase extraction system, the exciting coil is arranged, alternating current passes through the exciting coil to generate an alternating magnetic field, magnetic lines of force in the alternating magnetic field act on the bottom of the working box, eddy current is generated in the working box due to electromagnetic induction, and conversion of electric energy to heat energy is completed when the eddy current overcomes the flowing of internal resistance of the working box, so that the bottom of the working box is rapidly heated, the temperature in the working box is increased, and the working efficiency is greatly increased;

2. the temperature controller is arranged in the temperature-controllable solid phase extraction system, so that the temperature can be controlled and adjusted when the exciting coil works and is heated, the control and adjustment of specific temperature are realized, and the service life is greatly prolonged;

3. this solid phase extraction system of controllable temperature through setting up double-deck solid adsorbent, can carry out the secondary extraction to solution when solution passes through double-deck solid adsorbent to greatly increased extraction efficiency, greatly increased practicality.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the working box of the present invention;

FIG. 3 is a schematic view of the split structure of the extraction apparatus of the present invention;

fig. 4 is a schematic view of the installation structure of the heating bottom plate of the present invention.

In the figure: 1. heating the soleplate; 2. a work box; 3. a working hole; 4. a control valve; 5. a needle cylinder; 6. a piston rod; 7. a piston body; 8. a piston handle; 9. a support bar; 10. a first fixing plate; 11. a second fixing plate; 12. a first fixing hole; 13. a liquid collecting pipe; 14. an extraction tube; 15. a liquid outlet; 16. a solid adsorbent; 17. a heating tank; 18. exciting the electric coil; 19. a temperature controller; 20. and a second fixing hole.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a solid phase extraction system of controllable temperature, including heating bottom plate 1, fixed surface installs work box 2 on the heating bottom plate 1, fixed surface has seted up working hole 3 on work box 2, and working hole 3 is seted up about 2 upper surface vertical central line central points equidistance transverse arrangement of work box 2 upper surface, 3 inboard fixed mounting in working hole have control valve 4, fixed surface installs cylinder 5 on control valve 4, the inside movable mounting of cylinder 5 has

piston rod

6, 6 lower extremes of piston rod fixed mounting have piston body 7, fixed surface installs piston handle 8 on the piston rod 6.

Further, the inside bottom side upper surface fixed mounting of work box 2 has bracing piece 9, and bracing piece 9 installs four about the inside bottom side upper surface central point central symmetry of work box 2 and distributes, and four bracing pieces 9 are located the inside bottom side four corners department of work box 2 respectively simultaneously, and supreme fixed mounting in proper order has first fixed plate 10 and second fixed plate 11 from down on bracing piece 9 outside surface, can guarantee the stability of first fixed plate 10 and second fixed plate 11 to make things convenient for work to develop better.

Further, a first fixing hole 12 is formed in the upper surface of the first fixing plate 10 in a fixed mode, the first fixing hole 12 is formed in the first fixing plate 10 in an equidistant and transverse arrangement mode with respect to the center point of the vertical center line of the upper surface of the first fixing plate 10, a liquid receiving pipe 13 is fixedly installed inside the first fixing hole 12, a second fixing hole 20 is formed in the second fixing plate 11 in a fixed mode with respect to the center point of the vertical center line of the upper surface of the second fixing plate 11 in an equidistant and transverse arrangement mode with respect to the center point of the vertical center line of the upper surface of the second fixing plate, an extraction pipe 14 is fixedly installed in the second fixing hole 20, the liquid receiving pipes 13.

Further, 14 upper ends of extraction tubes and 4 fixed connection of control valve, 14 lower extreme fixedly connected with liquid outlet 15 of extraction tubes, 14 inside supreme double-deck solid adsorbent 16 of fixed mounting in proper order down of extraction tubes, 14 lower extreme fixedly connected with liquid outlet 15 of extraction tubes are in directly over liquid receiving pipe 13, and the inside double-deck solid adsorbent 16 that sets up of extraction tubes 14 can carry out the secondary extraction to solution to greatly increased extraction efficiency.

Further, a heating tank 17 is fixedly arranged on the upper surface of the heating bottom plate 1, an exciting coil 18 is fixedly arranged in the heating tank 17, a temperature controller 19 is fixedly arranged on the right side of the upper surface of the heating bottom plate 1, the temperature controller 19 is electrically connected with the exciting coil 18, and alternating current can be generated through the exciting coil 18 to generate an alternating magnetic field, so that eddy current is generated due to electromagnetic induction, the bottom of the work box 2 is rapidly heated, and the temperature inside the work box 2 is rapidly raised.

The working principle is as follows: when the temperature-controllable solid phase extraction system is required to be used for extracting a solution, firstly, the needle cylinder 5 is fixedly connected with the upper surface of the control valve 4, the lower surface of the control valve 4 is fixedly connected with the extraction tube 14, and simultaneously, the liquid outlet 15 fixedly installed at the lower end of the extraction tube 14 is ensured to be positioned right above the liquid receiving tube 13, so that the whole connection stability and the sealing of the system are ensured, then, the liquid required to be extracted is poured into the needle cylinder 5, next, the piston rod 6 is positioned right above the needle cylinder 5, next, the piston rod 6 is deeply inserted into the needle cylinder 5, because the piston body 7 is tightly contacted with the inner side surface of the needle cylinder 5, the sealing performance is enhanced, next, the piston handle 8 is pressed, the piston rod 6 is pushed downwards, the solution is better contacted with the solid adsorbent 16 by applying air pressure, and the solution can realize the secondary extraction function of the, solution that has accomplished extraction work flows from liquid outlet 15, thereby flow in inside liquid receiving pipe 13, the while is to heating bottom plate 1 logical alternating current, thereby alternating current produces alternating magnetic field through excitation coil 18, the magnetic line of force in the alternating magnetic field acts on 2 bottoms of work box, 2 insides of work box produce the vortex because of electromagnetic induction, accomplish the conversion of electric energy to heat energy when the internal resistance that the vortex was overcome work box 2 flows, generate heat rapidly at the bottom of making 2 work boxes, thereby make 2 inside temperature of work box rise, can adjust the temperature through temperature controller 19 simultaneously, strengthen the practicality greatly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a solid phase extraction system of controllable temperature, includes the heating bottom plate, its characterized in that: the heating bottom plate upper surface fixed mounting has the work box, fixed surface has seted up the work hole on the work box, and the work hole is distributed about the perpendicular central line central point equidistance transverse arrangement of work box upper surface and is seted up, the inboard fixed mounting of work hole has the control valve, fixed surface installs the cylinder on the control valve, the inside movable mounting of cylinder has the piston rod, piston rod lower extreme fixed mounting has the piston body, fixed surface installs the piston handle on the piston rod.

2. A temperature-controlled solid phase extraction system according to claim 1, wherein: the upper surface of the bottom side of the inner part of the working box is fixedly provided with four supporting rods, the four supporting rods are symmetrically distributed and installed about the center point of the upper surface of the bottom side of the inner part of the working box, the four supporting rods are respectively positioned at four corners of the bottom side of the inner part of the working box, and the outer surface of each supporting rod is sequentially and fixedly provided with a first fixing plate and a second fixing plate from bottom to top.

3. A temperature-controllable solid phase extraction system as claimed in claim 2, wherein: the upper surface of the first fixing plate is fixedly provided with first fixing holes, the first fixing holes are distributed and distributed at equal intervals in a transverse mode about the central point of the vertical central line of the upper surface of the first fixing plate, liquid collecting pipes are fixedly installed inside the first fixing holes, the upper surface of the second fixing plate is fixedly provided with second fixing holes, the second fixing holes are distributed and distributed at equal intervals in a transverse mode about the central point of the vertical central line of the upper surface of the second fixing plate, and extraction pipes are fixedly installed in the second fixing holes.

4. A temperature-controllable solid phase extraction system according to claim 3, wherein: extraction pipe upper end and control valve fixed connection, extraction pipe lower extreme fixedly connected with liquid outlet, supreme fixed mounting double-deck solid adsorbent in proper order is in proper order down followed to the extraction intraduct, extraction pipe lower extreme fixedly connected with liquid outlet is in directly over the liquid receiving pipe.

5. A temperature-controlled solid phase extraction system according to claim 1, wherein: the heating device is characterized in that a heating groove is fixedly formed in the upper surface of the heating base plate, an excitation electric coil is fixedly mounted inside the heating groove, a temperature controller is fixedly mounted on the right side of the upper surface of the heating base plate, and the temperature controller is electrically connected with the excitation electric coil.