CN213231883U - Device for treating wastewater based on physical adsorption coupling photo-Fenton oxidation technology - Google Patents
Device for treating wastewater based on physical adsorption coupling photo-Fenton oxidation technology Download PDFInfo
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- CN213231883U CN213231883U CN202022041077.7U CN202022041077U CN213231883U CN 213231883 U CN213231883 U CN 213231883U CN 202022041077 U CN202022041077 U CN 202022041077U CN 213231883 U CN213231883 U CN 213231883U
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- 230000003647 oxidation Effects 0.000 title claims abstract description 85
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 85
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 53
- 239000002351 wastewater Substances 0.000 title claims abstract description 37
- 238000005516 engineering process Methods 0.000 title claims abstract description 16
- 230000008878 coupling Effects 0.000 title claims abstract description 9
- 238000010168 coupling process Methods 0.000 title claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 9
- 239000012528 membrane Substances 0.000 claims abstract description 57
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 239000011941 photocatalyst Substances 0.000 claims abstract description 6
- 239000007787 solid Substances 0.000 claims abstract description 5
- 239000003513 alkali Substances 0.000 claims description 23
- 239000002253 acid Substances 0.000 claims description 22
- 239000007789 gas Substances 0.000 claims description 13
- 239000003054 catalyst Substances 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 7
- 239000011324 bead Substances 0.000 claims description 5
- 239000002134 carbon nanofiber Substances 0.000 claims description 5
- 229910021389 graphene Inorganic materials 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 8
- 231100000719 pollutant Toxicity 0.000 abstract description 8
- 238000004065 wastewater treatment Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 230000001699 photocatalysis Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
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- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010494 dissociation reaction Methods 0.000 description 2
- 230000005593 dissociations Effects 0.000 description 2
- 238000002848 electrochemical method Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000009279 wet oxidation reaction Methods 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
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- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Abstract
The utility model discloses a device for treating wastewater based on physical adsorption coupling photo-Fenton oxidation technology, which comprises an adsorption treatment tank, a Fenton oxidation tank, a membrane separator and a clean water tank; the water outlet of the adsorption treatment tank is communicated with the Fenton oxidation tank; the water outlet of the Fenton oxidation pond is communicated with the membrane separator; the liquid outlet of the membrane separator is communicated with the clean water tank; the solid outlet of the membrane separator is communicated with the Fenton oxidation tank; a pH meter, a membrane distributor and a light supply device are arranged in the Fenton oxidation tank; the feed inlet of the membrane distributor is communicated with a hydrogen peroxide inlet arranged at the upper part of the Fenton oxidation tank; the surface of the membrane distributor is provided with a porous photocatalyst layer; and a plurality of layers of adsorption components are arranged in the adsorption treatment tank. The device can effectively remove pollutants in the wastewater, is high in efficiency, and is simple in structure and convenient to maintain.
Description
Technical Field
The utility model relates to a water treatment field, concretely relates to device based on waste water is handled to physical adsorption coupling light fenton oxidation technology.
Background
With the rapid development of economy, the discharge amount of sewage in China is increased year by year, and a large amount of industrial and agricultural wastewater and domestic sewage are directly discharged to rivers and lakes without being effectively treated, so that surface water and underground water are seriously polluted. The waste water contains a large amount of heavy metals, organic pollutants and other toxic and harmful substances, and has great harm to the health of human bodies; it needs to be effectively treated before being discharged. The purpose of wastewater treatment is to separate the pollutants in the wastewater in a certain way or decompose and convert the pollutants into harmless and stable substances, thereby purifying the wastewater. Generally, the purpose of preventing the infection of poison and germ is achieved; avoiding visible substances with peculiar smell and aversion to meet the requirements of different purposes.
Common wastewater treatment methods include a Fenton method, a photocatalytic method, an activated carbon adsorption method, an ozone oxidation method, an electrochemical method, a wet oxidation method and the like, and the methods have some problems, such as a large amount of precipitates generated by the Fenton method, low catalytic efficiency of the photocatalytic method and high electric energy consumption of the electrochemical method; although the ozone oxidation method has high degradation efficiency, the energy consumption is high, and the defects of low ozone solubility, low utilization rate and the like exist; the wet oxidation method has high treatment efficiency, but requires a large temperature and pressure for the reaction. In the actual treatment of waste water, various methods need to be combined. The main problems of the prior wastewater treatment device are as follows: the equipment is bulky, inconvenient to maintain and incomplete in wastewater treatment.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: to the not enough of prior art existence, provide a device based on waste water is handled to physical adsorption coupling light fenton oxidation technology, the device can effectively detach the pollutant in the waste water, and is efficient, and device simple structure, convenient maintenance.
In order to solve the technical problem, the technical scheme of the utility model is that:
a device for treating wastewater based on physical adsorption coupling photo-Fenton oxidation technology comprises an adsorption treatment pool, a Fenton oxidation pool, a membrane separator and a water purification pool; the water outlet of the adsorption treatment tank is communicated with the Fenton oxidation tank; the water outlet of the Fenton oxidation pond is communicated with the membrane separator; the liquid outlet of the membrane separator is communicated with the clean water tank; the solid outlet of the membrane separator is communicated with the Fenton oxidation tank;
a pH meter, a membrane distributor and a light supply device are arranged in the Fenton oxidation tank; the feed inlet of the membrane distributor is communicated with a hydrogen peroxide inlet arranged at the upper part of the Fenton oxidation tank; the surface of the membrane distributor is provided with a porous photocatalyst layer;
and a plurality of layers of adsorption components are arranged in the adsorption treatment tank.
Preferably, the light supply device is a plurality of porous lamp panels arranged in the fenton oxidation pond; and a plurality of lamp beads are arranged on the porous lamp panel.
Preferably, in the above technical solution, the membrane distributor is a multi-channel ceramic membrane distributor.
As an improvement of the technical scheme, a gas distribution disc is arranged at the bottom of the Fenton oxidation pond; the gas distribution plate is communicated with an inert gas storage tank through a gas inlet pipe.
As an improvement of the technical scheme, a microwave generator is arranged on the inner wall of the Fenton oxidation pond.
Preferably, the top of the fenton oxidation pond is further provided with a catalyst inlet, an acid liquor inlet and an alkali liquor inlet; the acid liquor inlet and the alkali liquor inlet are respectively communicated with an acid liquor storage tank and an alkali liquor storage tank through an acid liquor pipe and an alkali liquor pipe; and flow valves are arranged on the acid liquid pipe and the alkali liquid pipe.
Preferably, the adsorption assembly comprises a detachable support arranged in the adsorption treatment pool, and a carbon nanofiber membrane adsorption layer and a graphene oxide particle adsorption layer which are alternately arranged on the detachable support.
Preferably, the detachable support is provided with a plurality of handles at the upper part thereof.
Since the technical scheme is used, the beneficial effects of the utility model are that:
the utility model provides a device for treating wastewater based on physical adsorption coupling photo-Fenton oxidation technology, which comprises an adsorption treatment tank, a Fenton oxidation tank, a membrane separator and a clean water tank; the water outlet of the adsorption treatment tank is communicated with the Fenton oxidation tank; the water outlet of the Fenton oxidation pond is communicated with the membrane separator; the liquid outlet of the membrane separator is communicated with the clean water tank; the solid outlet of the membrane separator is communicated with the Fenton oxidation pond. A pH meter, a membrane distributor and a light supply device are arranged in the Fenton oxidation pond; the feed inlet of the membrane distributor is communicated with a hydrogen peroxide inlet arranged at the upper part of the Fenton oxidation tank; the surface of the membrane distributor is provided with a porous photocatalyst layer; be provided with multilayer adsorption component in the absorption treatment tank. When the wastewater is treated, the wastewater is pumped into an adsorption treatment tank, the wastewater after adsorption treatment enters a Fenton oxidation tank for treatment, hydrogen peroxide is added into the Fenton oxidation tank through a membrane distributor, then a catalyst is added, and under the action of a light supply device, Fenton oxidation and photocatalytic treatment are simultaneously carried out in the Fenton oxidation tank, so that the wastewater treatment effect is improved; and the arrangement of the membrane distributor can effectively improve the utilization rate of the hydrogen peroxide. Effluent in the Fenton oxidation pond enters into the membrane separator, and effluent after the separation enters into the water purification pond, and the catalyst after the separation enters into the Fenton oxidation pond and carries out reuse, practices thrift the waste water treatment cost.
In the device, the light supply device is a plurality of porous lamp panels arranged in the Fenton oxidation pond; a plurality of lamp beads are arranged on the porous lamp panel. The membrane distributor is a multi-channel ceramic membrane distributor. A gas distribution disc is arranged at the bottom of the Fenton oxidation pond; the gas distribution plate is communicated with an inert gas storage tank through a gas inlet pipe. When handling waste water, let in the inert gas microbubble in to the fenton oxidation pond, under the prerequisite that does not influence waste water treatment, effectively improved the collision probability between catalyst and the waste water in the fenton oxidation pond, and then improve the waste water treatment effect. A microwave generator is arranged on the inner wall of the Fenton oxidation tank; the microwave can realize molecular level heating, and has the advantages of reducing polar molecule reaction activation energy and improving pollutant treatment efficiency; the device combines Fenton oxidation and microwave, and the microwave condition can strengthen the dissociation of hydrogen peroxide to generate OH, thereby improving the utilization rate of the hydrogen peroxide. The top of the Fenton oxidation pond is also provided with a catalyst inlet, an acid liquor inlet and an alkali liquor inlet. The acid liquor inlet and the alkali liquor inlet are respectively communicated with an acid liquor storage tank and an alkali liquor storage tank through an acid liquor pipe and an alkali liquor pipe; the sour liquid pipe all be provided with the flow valve on the alkali liquor pipe, can effectively adjust the pH of waste water in the fenton oxidation pond.
In the device, the adsorption component comprises a detachable support arranged on the inner wall of the adsorption treatment tank, and a carbon nanofiber membrane adsorption layer and a graphene oxide particle adsorption layer which are alternately arranged on the detachable support; the upper portion of detachable support is provided with a plurality of handles. This setting can effectively be handled the pollutant in the waste water, and can change the absorption assembly.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a membrane distributor configuration;
in the figure, 1, an adsorption treatment tank; 2. a Fenton oxidation pond; 3. a membrane separator; 4. a clear water tank; 5, a pH meter; 6. a membrane distributor; 7. a hydrogen peroxide inlet; 8. a porous photocatalyst layer; 9. a perforated lamp panel; 10. a lamp bead; 11. a gas distribution plate; 12. an air inlet pipe; 13. an inert gas storage tank; 14. a microwave generator; 15. a catalyst inlet; 16. an acid liquor inlet; 17. an alkali liquor inlet; 18. an acid liquor pipe; 19. an alkali liquor tube; 20. an acid liquor storage tank; 21. an alkali liquor storage tank; 22. a flow valve; 23. a detachable bracket; 24. a carbon nanofiber membrane adsorption layer; 25. a graphene oxide particle adsorption layer; 26. a handle.
Detailed Description
The invention is further explained below with reference to the drawings and examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
As shown in fig. 1 and fig. 2, an apparatus for treating wastewater based on physical adsorption coupling photo-fenton oxidation technology comprises an adsorption treatment tank 1, a fenton oxidation tank 2, a membrane separator 3, and a purified water tank 4; the water outlet of the adsorption treatment tank 1 is communicated with the Fenton oxidation tank 2; the water outlet of the Fenton oxidation pond 2 is communicated with the membrane separator 3; the liquid outlet of the membrane separator 3 is communicated with the clean water tank 4; the solid outlet of the membrane separator 3 is communicated with the Fenton oxidation tank 2;
a pH meter 5, a membrane distributor 6 and a light supply device are arranged in the Fenton oxidation pond 2; the feed inlet of the membrane distributor 6 is communicated with a hydrogen peroxide inlet 7 arranged at the upper part of the Fenton oxidation tank 2; the surface of the membrane distributor 6 is provided with a porous photocatalyst layer 8; the light supply device is a plurality of porous lamp panels 9 arranged in the Fenton oxidation pond 2; a plurality of lamp beads 10 are arranged on the porous lamp panel 9; the membrane distributor 6 is a multi-channel ceramic membrane distributor;
when the wastewater is treated, the wastewater is pumped into an adsorption treatment tank, the wastewater after adsorption treatment enters a Fenton oxidation tank for treatment, hydrogen peroxide is added into the Fenton oxidation tank through a membrane distributor, then a catalyst is added, and under the action of a light supply device, Fenton oxidation and photocatalytic treatment are simultaneously carried out in the Fenton oxidation tank, so that the wastewater treatment effect is improved; and the arrangement of the membrane distributor can effectively improve the utilization rate of the hydrogen peroxide. Effluent in the Fenton oxidation pond enters into the membrane separator, and effluent after the separation enters into the water purification pond, and the catalyst after the separation enters into the Fenton oxidation pond and carries out reuse, practices thrift the waste water treatment cost.
Further, a gas distribution disc 11 is arranged at the bottom of the Fenton oxidation pond 2; the gas distribution plate 11 is communicated with an inert gas storage tank 13 through a gas inlet pipe 12; the inner wall of the Fenton oxidation pond 2 is provided with a microwave generator 14; when handling waste water, let in the inert gas microbubble in to the fenton oxidation pond, under the prerequisite that does not influence waste water treatment, effectively improved the collision probability between catalyst and the waste water in the fenton oxidation pond, and then improve the waste water treatment effect. The microwave can realize molecular level heating, and has the advantages of reducing polar molecule reaction activation energy and improving pollutant treatment efficiency; the device combines Fenton oxidation and microwave, and the microwave condition can strengthen the dissociation of hydrogen peroxide to generate OH, thereby improving the utilization rate of the hydrogen peroxide.
The top of the Fenton oxidation pond 2 is also provided with a catalyst inlet 15, an acid liquor inlet 16 and an alkali liquor inlet 17. The acid liquor inlet 16 and the alkali liquor inlet 17 are respectively communicated with an acid liquor storage tank 20 and an alkali liquor storage tank 21 through an acid liquor pipe 18 and an alkali liquor pipe 19; flow valves 22 are arranged on the acid liquid pipe 18 and the alkali liquid pipe 19; can effectively adjust the pH of the waste water in the Fenton oxidation pond.
A plurality of layers of adsorption components are arranged in the adsorption treatment tank 1; the adsorption component comprises a detachable support 23 arranged in the adsorption treatment tank 1, and a carbon nanofiber membrane adsorption layer 24 and a graphene oxide particle adsorption layer 25 which are alternately arranged on the detachable support 23; a plurality of lifting handles 26 are arranged at the upper part of the detachable bracket 23; this setting can effectively be handled the pollutant in the waste water, and can change the absorption assembly.
Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (8)
1. The utility model provides a device based on waste water is handled to physical adsorption coupling light fenton oxidation technology which characterized in that: comprises an adsorption treatment tank, a Fenton oxidation tank, a membrane separator and a water purification tank; the water outlet of the adsorption treatment tank is communicated with the Fenton oxidation tank; the water outlet of the Fenton oxidation pond is communicated with the membrane separator; the liquid outlet of the membrane separator is communicated with the clean water tank; the solid outlet of the membrane separator is communicated with the Fenton oxidation tank;
a pH meter, a membrane distributor and a light supply device are arranged in the Fenton oxidation tank; the feed inlet of the membrane distributor is communicated with a hydrogen peroxide inlet arranged at the upper part of the Fenton oxidation tank; the surface of the membrane distributor is provided with a porous photocatalyst layer;
and a plurality of layers of adsorption components are arranged in the adsorption treatment tank.
2. The apparatus for treating wastewater based on physical absorption coupled photo-fenton oxidation technology according to claim 1, wherein: the light supply device is a plurality of porous lamp panels arranged in the Fenton oxidation pond; and a plurality of lamp beads are arranged on the porous lamp panel.
3. The apparatus for treating wastewater based on physical absorption coupled photo-fenton oxidation technology according to claim 1, wherein: the membrane distributor is a multi-channel ceramic membrane distributor.
4. The apparatus for treating wastewater based on physical absorption coupled photo-fenton oxidation technology according to claim 1, wherein: a gas distribution disc is arranged at the bottom of the Fenton oxidation pond; the gas distribution plate is communicated with an inert gas storage tank through a gas inlet pipe.
5. The apparatus for treating wastewater based on physical absorption coupled photo-fenton oxidation technology according to claim 1, wherein: and a microwave generator is arranged on the inner wall of the Fenton oxidation pond.
6. The apparatus for treating wastewater based on physical absorption coupled photo-fenton oxidation technology according to claim 1, wherein: the top of the Fenton oxidation pond is also provided with a catalyst inlet, an acid liquor inlet and an alkali liquor inlet; the acid liquor inlet and the alkali liquor inlet are respectively communicated with an acid liquor storage tank and an alkali liquor storage tank through an acid liquor pipe and an alkali liquor pipe; and flow valves are arranged on the acid liquid pipe and the alkali liquid pipe.
7. The apparatus for treating wastewater based on physical absorption coupled photo-fenton oxidation technology according to claim 1, wherein: the adsorption component comprises a detachable support arranged in the adsorption treatment pool, and a carbon nanofiber membrane adsorption layer and a graphene oxide particle adsorption layer which are alternately arranged on the detachable support.
8. The apparatus according to claim 7, wherein the apparatus for treating wastewater based on physical adsorption coupled photo-Fenton oxidation technology comprises: the upper portion of detachable support is provided with a plurality of handles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022041077.7U CN213231883U (en) | 2020-09-17 | 2020-09-17 | Device for treating wastewater based on physical adsorption coupling photo-Fenton oxidation technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022041077.7U CN213231883U (en) | 2020-09-17 | 2020-09-17 | Device for treating wastewater based on physical adsorption coupling photo-Fenton oxidation technology |
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| CN213231883U true CN213231883U (en) | 2021-05-18 |
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| CN202022041077.7U Expired - Fee Related CN213231883U (en) | 2020-09-17 | 2020-09-17 | Device for treating wastewater based on physical adsorption coupling photo-Fenton oxidation technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113479988A (en) * | 2021-08-16 | 2021-10-08 | 南京工业大学 | Visible light catalysis-Fenton membrane reactor for wastewater treatment |
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2020
- 2020-09-17 CN CN202022041077.7U patent/CN213231883U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113479988A (en) * | 2021-08-16 | 2021-10-08 | 南京工业大学 | Visible light catalysis-Fenton membrane reactor for wastewater treatment |
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Granted publication date: 20210518 |