CN211486643U - Enrichment device capable of achieving directional filling and vertical filtering - Google Patents
Enrichment device capable of achieving directional filling and vertical filtering Download PDFInfo
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- CN211486643U CN211486643U CN201921832795.7U CN201921832795U CN211486643U CN 211486643 U CN211486643 U CN 211486643U CN 201921832795 U CN201921832795 U CN 201921832795U CN 211486643 U CN211486643 U CN 211486643U
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Abstract
The utility model relates to the technical field of environmental protection, in particular to an enrichment device capable of realizing directional filling and filtering in the vertical direction, which comprises an enrichment cavity, wherein the upper side and the lower side of the enrichment cavity are respectively provided with a filling inlet and a filling outlet which are communicated with the enrichment cavity; a filter membrane is laid at the bottom of the enrichment cavity, and an eluent inlet and an eluent outlet which are communicated with the enrichment cavity are formed in the left side and the right side of the enrichment cavity; valves are arranged on the filler inlet, the filler outlet, the eluent inlet and the eluent outlet; and graphene nano-filler is filled in the enrichment cavity. After the structure is adopted, compared with the traditional enrichment column, the device can carry out orientation controllable filling on anisotropic materials; perpendicular filtration, the advantage that can the high specific surface of full play graphite alkene can promote the filter speed again.
Description
Technical Field
The utility model relates to an environmental protection technology field, especially a filterable enrichment device of orientable filler and vertical direction.
Background
The theoretical specific surface area of the graphene is 2630m2The graphene has excellent adsorption performance in the using process, and the adsorption rate is very high; due to the open pore structure, the desorption can be carried out quickly, so that the enrichment process of the target product in the solution phase is realized. For example, functionalized graphene such as graphene oxide has an excellent enrichment function on various metal ions and organic matters in an aqueous solution, and is particularly suitable for concentration and extraction of related components in an aqueous phase.
However, in the actual use process, the graphene is often difficult to be directly used in the existing extraction small column or enrichment column, and the reason is that the graphene lamella has typical anisotropy, the graphene lamella is easy to be oriented and arranged gradually under the hydraulic action in the traditional packed column structure to form a compact accumulation layer, the liquid has a serious labyrinth effect when flowing through, the fluid path is long, and the resistance is large, so the flow speed of the packed column adopting the graphene is slow, and the problem also exists during elution, and finally the concentration and enrichment time is long.
Disclosure of Invention
The utility model provides a technical problem provide an enrichment device that can elute the target composition fast.
In order to solve the technical problem, the enriching device for the orientable filler and the vertical filtering comprises an enriching cavity, wherein a filler inlet and a filler outlet which are communicated with the enriching cavity are respectively arranged on the upper side and the lower side of the enriching cavity; a filter membrane is laid at the bottom of the enrichment cavity, and an eluent inlet and an eluent outlet which are communicated with the enrichment cavity are formed in the left side and the right side of the enrichment cavity; valves are arranged on the filler inlet, the filler outlet, the eluent inlet and the eluent outlet; and graphene nano-filler is filled in the enrichment cavity.
Preferably, the graphene nanofiller is one of a graphene sheet material, a graphene and carbon nanotube nanocomposite material, and a two-dimensional nanocomposite material.
Preferably, the filter membrane is a nano-scale or micro-scale filter membrane, filter cloth or filter paper.
Preferably, the filter membrane is placed on a filter membrane support plate.
Preferably, the filter membrane support plate is a porous metal grid or a porous ceramic plate.
Preferably, the eluent inlet is disposed closely above the filter membrane, and the eluent outlet is vertically higher than the eluent inlet.
After the structure is adopted, compared with the traditional enrichment column, the device can carry out orientation controllable filling on anisotropic materials; perpendicular filtration, the advantage that can the high specific surface of full play graphite alkene can promote the filter speed again.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the enriching device for directional filler and vertical filtration according to the present invention.
Fig. 2 is a schematic top view of fig. 1 according to the present invention.
In the figure: 1 is a filler inlet, 2 is a filler outlet, 3 is an eluent inlet, 4 is an eluent outlet, 5 is a filter membrane, and 6 is a filter membrane support plate.
Detailed Description
As shown in fig. 1 and fig. 2, the enriching device for directional filler and vertical filtration of the present invention comprises an enriching cavity, wherein the upper and lower sides of the enriching cavity are respectively provided with a filler inlet 1 and a filler outlet 2 communicated with the enriching cavity; a filter membrane 5 is laid at the bottom of the enrichment cavity, and an eluent inlet 3 and an eluent outlet 4 which are communicated with the enrichment cavity are arranged at the left side and the right side of the enrichment cavity; valves are arranged on the filler inlet 1, the filler outlet 2, the eluent inlet 3 and the eluent outlet 4; and graphene nano-filler is filled in the enrichment cavity. The utility model discloses an orientation control of filler in-process makes graphite alkene nanofiller carry out the orientation under hydraulic pressure and piles up, forms the membrane structure of similar multi-layer cake. And then, injecting a solution to be treated in the parallel direction of the graphene nanosheets, reducing the fluid resistance by utilizing the channels among the interlayers, fully exerting the adsorption activity of the graphene layers, and after the enrichment is completed, injecting an eluant in the same direction, so that the target component can be quickly eluted, and the efficiency is greatly improved.
Specifically, the graphene nanofiller may be a graphene sheet material, a composite material of graphene and a one-dimensional nanomaterial such as a carbon nanotube, or a composite filler with another two-dimensional nanomaterial. After the filler is dispersed in the water solution, valves of an eluent inlet 3 and an eluent outlet 4 in the horizontal direction are closed, the filler is injected from a filler inlet 1, the filler is filtered by a filter membrane 5 at the bottom, and the whole device is filled at the eluent outlet 4 at the same time. The filter membrane 5 is placed on a filter membrane support plate 6, the filter membrane support plate 6 is a porous metal grid or a porous ceramic sheet and is used for supporting the filtration of the filter membrane 5, and the filter membrane 5 is usually a nano-scale and micron-scale filter membrane, filter cloth or filter paper.
In the elution and enrichment processes, valves of the filler inlet 1 and the filler outlet 2 are closed, the eluent inlet 3 and the eluent outlet 4 are opened, the solution to be treated enters from the eluent inlet 3, and the tail liquid after adsorption flows out from the eluent outlet 4; after the enrichment is finished, the eluent is replaced to flow in from the eluent inlet 3, and the target product is collected at the eluent outlet 4.
It should be noted that, besides the above process is used for enrichment, the device can also be used for cleaning two-dimensional nano materials, so as to achieve the purpose of rapid purification.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many changes and modifications may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.
Claims (6)
1. An enrichment device of orientable packing and vertical filtering, characterized in that: the device comprises an enrichment cavity, wherein the upper side and the lower side of the enrichment cavity are respectively provided with a filler inlet (1) and a filler outlet (2) which are communicated with the enrichment cavity; a filter membrane (5) is laid at the bottom of the enrichment cavity, and an eluent inlet (3) and an eluent outlet (4) which are communicated with the enrichment cavity are formed in the left side and the right side of the enrichment cavity; valves are arranged on the filler inlet (1), the filler outlet (2), the eluent inlet (3) and the eluent outlet (4); and graphene nano-filler is filled in the enrichment cavity.
2. An apparatus for enriching an orientable packing and vertical filtration according to claim 1, wherein: the graphene nanofiller is one of a graphene sheet material, a graphene and carbon nanotube nanocomposite material and a two-dimensional nanocomposite material.
3. An apparatus for enriching an orientable packing and vertical filtration according to claim 1, wherein: the filter membrane (5) adopts nano-scale and micron-scale filter membranes, filter cloth or filter paper.
4. An apparatus for enriching an orientable packing and vertical filtration according to claim 1, wherein: the filter membrane (5) is placed on the filter membrane support plate (6).
5. An apparatus for enriching an orientable packing and vertical filtration according to claim 4, wherein: the filter membrane support plate (6) is a porous metal grid or a porous ceramic plate.
6. An apparatus for enriching an orientable packing and vertical filtration according to claim 1, wherein: the eluent inlet (3) is arranged close to and above the filter membrane (5), and the eluent outlet (4) is vertically higher than the eluent inlet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921832795.7U CN211486643U (en) | 2019-10-29 | 2019-10-29 | Enrichment device capable of achieving directional filling and vertical filtering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921832795.7U CN211486643U (en) | 2019-10-29 | 2019-10-29 | Enrichment device capable of achieving directional filling and vertical filtering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211486643U true CN211486643U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921832795.7U Active CN211486643U (en) | 2019-10-29 | 2019-10-29 | Enrichment device capable of achieving directional filling and vertical filtering |
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| CN (1) | CN211486643U (en) |
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2019
- 2019-10-29 CN CN201921832795.7U patent/CN211486643U/en active Active
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