CN219023925U - Heat-resistant electrospinning polymer composite filter membrane - Google Patents
Heat-resistant electrospinning polymer composite filter membrane Download PDFInfo
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- CN219023925U CN219023925U CN202223597828.9U CN202223597828U CN219023925U CN 219023925 U CN219023925 U CN 219023925U CN 202223597828 U CN202223597828 U CN 202223597828U CN 219023925 U CN219023925 U CN 219023925U
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Abstract
The utility model relates to the technical field of heat-resistant polymer composite materials, in particular to a heat-resistant electrospun polymer composite filter membrane, which comprises an upper supporting layer, a heat-resistant composite filter membrane and a lower supporting layer, wherein the heat-resistant composite filter membrane is positioned between the upper supporting layer and the lower supporting layer, and four corners of the upper supporting layer are respectively provided with fixing holes, so that the heat-resistant composite filter membrane can be fixed between an upper pipeline and a lower pipeline for filtering. The heat-resistant electrospun polymer composite filter membrane provided by the utility model has the advantages of reasonable design and high practicability, has good heat resistance and filtering effect, simultaneously has good corrosion resistance, solves the problem of weak supporting property of the polymer filter membrane through the upper supporting layer and the lower supporting layer, is extremely convenient to install by fixing holes, and has durable and stable structure of the supporting layer, higher service performance, greatly prolonged service life and filtering efficiency of the filter membrane and wide popularization prospect.
Description
Technical Field
The utility model relates to the technical field of heat-resistant polymer composite materials, in particular to a heat-resistant electrospun polymer composite filter membrane.
Background
Oily water discharged from various industrial plants is generally polluted by corrosiveness, high temperature, biological pollution and heavy metal ions, and seriously threatens human health and ecological environment. Therefore, development of a separation technology excellent in performance has become an urgent need to solve this complex wastewater treatment problem. The nanofiber membrane prepared by the electrostatic spinning technology becomes an ideal material for separating oil-water sewage discharged by the industry due to the high specific surface area, high porosity and adjustable function. Generally, polymer materials such as poly (arylene ether nitrile), poly (ether sulfone), poly (polyacrylonitrile) and the like are used for electrostatic spinning, because the polymer materials have the characteristics of high strength, good toughness and high temperature resistance, are well applied in production, have the characteristics of easy processing and corrosion resistance, and can be used for treating industrial wastewater. Therefore, the preparation of the high-temperature-resistant and pollution-resistant oil-water separation membrane by the electrostatic spinning method is expected to be further developed in the field of industrial wastewater treatment.
Along with the continuous application of the filter membrane in the industrial wastewater treatment, the economic benefit and the social benefit of a plurality of enterprises in China are improved. The application of the filter membranes reduces the harm of wastewater to natural environment and human health to a great extent, but has the limitations of low separation efficiency, high energy consumption, no high temperature resistance, no direct discharge after filtration and the like. Therefore, a person skilled in the art provides a heat-resistant electrospun polymer composite filter to solve the problems in the prior art.
Disclosure of Invention
The utility model aims to provide a heat-resistant electrospun polymer composite filter membrane to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a heat-resisting type electrospinning polymer composite filter membrane, includes supporting layer, heat-resisting composite filter membrane and lower supporting layer, heat-resisting composite filter membrane is located between supporting layer and the lower supporting layer, four minutes on the supporting layer are equipped with the fixed orifices, can make heat-resisting composite filter membrane fix and filter in the middle of last pipeline and lower pipeline, heat-resisting composite filter membrane includes one-level filter layer, electrospinning polymer layer, degerming layer, second grade filter layer, one-level filter layer is located between supporting layer and the electrospinning polymer layer, the electrospinning polymer layer is located between one-level filter layer and degerming layer, degerming layer is located between electrospinning polymer layer and the second grade filter layer, the second grade filter layer is located between degerming layer and the lower supporting layer, and the heat-resisting type electrospinning polymer composite filter membrane of this application is fixed in between upper pipeline and the lower pipeline through the fixed orifices.
As a further scheme of the utility model: the upper supporting layer and the lower supporting layer are heat-resistant, corrosion-resistant and long-time usable metal nets, are square and are respectively provided with corresponding fixing holes at four corners.
As still further aspects of the utility model: the high polymer material easy to prepare by an electrostatic spinning method is adopted as the electrostatic spinning high polymer layer, the high polymer material is hydrophilic, water can be intercepted by the high polymer material, oil-water separation under severe environments such as high temperature and corrosion can be realized, the high polymer material also has good separation effect on oil-water emulsion with surfactant, and the oil rejection rate of the high polymer filter membrane prepared by the electrostatic spinning method is more than 99%.
As still further aspects of the utility model: the high-temperature-resistant silver antibacterial materials are loaded on the degerming layer, and the degerming layer has the advantages of high efficiency, broad spectrum, low toxicity, no smell, no environmental pollution, safety, environmental protection and the like, and can be loaded on the degerming layer by a chemical method to ensure that the degerming layer does not fall off in the practical application process, and the antibacterial effect can be continuously maintained.
As still further aspects of the utility model: the pore sizes of the secondary filtering layer, the electrospun polymer layer and the primary filtering layer are sequentially reduced, the primary filtering layer primarily filters impurities except oil water, the electrospun polymer layer realizes oil-water separation, and the secondary filtering layer realizes secondary filtering after separation.
Compared with the prior art, the utility model has the beneficial effects that:
the heat-resistant electrospun polymer composite filter membrane provided by the utility model has the advantages of reasonable design and high practicability, has good heat resistance and filtering effect, has good corrosion resistance, solves the problem of weak supporting property of the polymer filter membrane through the upper supporting layer and the lower supporting layer, is fixed through the fixing holes, is extremely convenient to install, and has durable and stable structure of the supporting layer, and higher service performance; the heat-resistant composite filter membrane is of a four-layer structure and comprises a first-stage filter layer, an electrospun polymer layer, a degerming layer and a second-stage filter layer, has heat-resistant, corrosion-resistant and degerming functions, greatly prolongs the service life of the filter membrane and improves the filter efficiency, and has wide popularization prospect.
Drawings
FIG. 1 is a schematic structural diagram of a heat-resistant electrospun polymer composite filter.
In the figure: 1. an upper support layer; 2. a heat-resistant composite filter membrane; 3. a lower support layer; 4. a first-stage filter layer; 5. electrospinning a polymer layer; 6. a degerming layer; 7. a secondary filter layer; 8. a fixing hole; 9. an upper pipeline; 10. and (5) a lower pipeline.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, in the embodiment of the utility model, a heat-resistant electrospun polymer composite filter membrane comprises an upper support layer 1, a heat-resistant composite filter membrane 2 and a lower support layer 3, wherein the heat-resistant composite filter membrane 2 is positioned between the upper support layer 1 and the lower support layer 3, four corners of the upper support layer 1 are respectively provided with a fixing hole 8, the heat-resistant composite filter membrane 2 can be fixed between an upper pipeline 9 and a lower pipeline 10 for filtering, the heat-resistant composite filter membrane 2 comprises a primary filter layer 4, an electrospun polymer layer 5, a degerming layer 6 and a secondary filter layer 7, the primary filter layer 4 is positioned between the upper support layer 1 and the electrospun polymer layer 5, the electrospun polymer layer 5 is positioned between the primary filter layer 4 and the degerming layer 6, the degerming layer 6 is positioned between the electrospun polymer layer 5 and the secondary filter layer 7, the secondary filter layer 7 is positioned between the degerming layer 6 and the lower support layer 3, and the heat-resistant electrospun polymer composite filter membrane is fixed between the upper pipeline 9 and the lower pipeline 10 through the fixing holes 8.
The upper support layer 1 and the lower support layer 3 are heat-resistant, corrosion-resistant and long-time usable metal nets, the upper support layer 1 and the lower support layer 3 are square, and corresponding fixing holes 8 are respectively arranged at four corners.
The electrospun polymer layer 5 is made of polymer material easy to prepare by electrostatic spinning method, is hydrophilic, can retain water and oil, can realize oil-water separation under severe environment such as high temperature and corrosion, has good separation effect on oil-water emulsion with surfactant, and has oil rejection rate of above 99%.
The high-temperature-resistant silver antibacterial materials are loaded on the degerming layer 6, and the degerming layer 6 has the advantages of high efficiency, broad spectrum, low toxicity, no smell, no environmental pollution, safety, environmental protection and the like, and can be loaded on the degerming layer 6 by a chemical method to ensure that the degerming layer 6 does not fall off in the actual application process, so that the antibacterial effect can be continuously maintained.
The pore sizes of the secondary filter layer 7, the electrospun polymer layer 5 and the primary filter layer 4 are sequentially reduced, the primary filter layer 4 primarily filters impurities except oil water, the electrospun polymer layer 5 realizes oil-water separation, and the secondary filter layer 7 realizes secondary filtration after separation.
The heat-resistant electrospun polymer composite filter membrane is combined together in a hot-pressing mode, has good mechanical strength, can be directly connected with the oily water of the upper pipeline, and is directly discharged from the lower pipeline after being filtered.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The heat-resistant electrospun polymer composite filter membrane comprises an upper supporting layer (1), a heat-resistant composite filter membrane (2) and a lower supporting layer (3), and is characterized in that the heat-resistant composite filter membrane (2) is positioned between the upper supporting layer (1) and the lower supporting layer (3), and four corners of the upper supporting layer (1) are provided with fixing holes (8);
the heat-resistant composite filter membrane (2) comprises a first-stage filter layer (4), an electrospun polymer layer (5), a degerming layer (6) and a second-stage filter layer (7), wherein the first-stage filter layer (4) is positioned between the upper supporting layer (1) and the electrospun polymer layer (5), the electrospun polymer layer (5) is positioned between the first-stage filter layer (4) and the degerming layer (6), the degerming layer (6) is positioned between the electrospun polymer layer (5) and the second-stage filter layer (7), and the second-stage filter layer (7) is positioned between the degerming layer (6) and the lower supporting layer (3).
2. The heat-resistant electrospun polymer composite filter membrane according to claim 1, wherein the upper support layer (1) and the lower support layer (3) are heat-resistant, corrosion-resistant and long-time usable metal meshes, the upper support layer (1) and the lower support layer (3) are square, and corresponding fixing holes (8) are respectively arranged at four corners.
3. The heat-resistant electrospun polymer composite filter membrane according to claim 1, wherein the electrospun polymer layer (5) is made of a polymer material.
4. The heat-resistant electrospun polymer composite filter membrane according to claim 1, wherein the sterilization layers (6) are loaded with high-temperature-resistant silver antibacterial materials.
5. The heat-resistant electrospun polymer composite filter membrane according to claim 1, wherein the pore sizes of the secondary filter layer (7), the electrospun polymer layer (5) and the primary filter layer (4) are sequentially reduced, impurities except oil water are primarily filtered by the primary filter layer (4), oil-water separation is realized by the electrospun polymer layer (5), and secondary filtration after separation is realized by the secondary filter layer (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223597828.9U CN219023925U (en) | 2022-12-30 | 2022-12-30 | Heat-resistant electrospinning polymer composite filter membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223597828.9U CN219023925U (en) | 2022-12-30 | 2022-12-30 | Heat-resistant electrospinning polymer composite filter membrane |
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| Publication Number | Publication Date |
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| CN219023925U true CN219023925U (en) | 2023-05-16 |
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| CN202223597828.9U Active CN219023925U (en) | 2022-12-30 | 2022-12-30 | Heat-resistant electrospinning polymer composite filter membrane |
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- 2022-12-30 CN CN202223597828.9U patent/CN219023925U/en active Active
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