CN209797660U - Emulsion wastewater treatment device - Google Patents
Emulsion wastewater treatment device Download PDFInfo
- Publication number
- CN209797660U CN209797660U CN201920150885.1U CN201920150885U CN209797660U CN 209797660 U CN209797660 U CN 209797660U CN 201920150885 U CN201920150885 U CN 201920150885U CN 209797660 U CN209797660 U CN 209797660U
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- China
- Prior art keywords
- activated carbon
- emulsion
- column
- water
- tank
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- 239000000839 emulsion Substances 0.000 title claims abstract description 41
- 238000004065 wastewater treatment Methods 0.000 title claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000005188 flotation Methods 0.000 claims abstract description 18
- 239000000126 substance Substances 0.000 claims abstract description 17
- 239000004576 sand Substances 0.000 claims abstract description 16
- 239000002351 wastewater Substances 0.000 claims abstract description 14
- 239000010865 sewage Substances 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 238000005868 electrolysis reaction Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 abstract description 7
- 230000015556 catabolic process Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000001179 sorption measurement Methods 0.000 abstract description 3
- 238000005345 coagulation Methods 0.000 abstract description 2
- 230000015271 coagulation Effects 0.000 abstract description 2
- 239000003814 drug Substances 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 6
- 229910001628 calcium chloride Inorganic materials 0.000 description 6
- 239000001110 calcium chloride Substances 0.000 description 6
- 239000002689 soil Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 229940037003 alum Drugs 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 238000009287 sand filtration Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Water Treatment By Sorption (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model discloses an emulsion effluent treatment plant, its structure is that establish the feed pipe on the chemical breakdown of emulsion groove, establish sewage agitator pump in the chemical breakdown of emulsion inslot, chemical breakdown of emulsion groove goes out water piping connection air supporting groove water inlet, establish electrolytic device in the air supporting groove, the control box is established to air supporting groove one side, the air supporting groove delivery port connects gradually sand filter column through the pipeline, first activated carbon post and second activated carbon post, establish the water pump on the air supporting groove delivery port pipeline, sand filter column, same root outlet pipe is connected to first activated carbon post and second activated carbon post bottom delivery port, sand filter column, first activated carbon post and second activated carbon post still go out water piping connection with recoil unloading. The utility model has the advantages that: the emulsion breaking, coagulation and floating separation of medicine are adopted to remove the main emulsified oil in a chemical emulsion breaking tank, and then the waste water of the emulsion is effectively purified through electrolytic air flotation, filtration and active carbon adsorption. Effectively reduces energy consumption, improves treatment effect, reduces occupied area, is convenient to operate, manage and maintain and has no noise.
Description
Technical Field
The utility model relates to an emulsion waste water treatment device.
Background
The emulsified wastewater is one kind of oily wastewater, and the water contains surfactant, and the oil molecules are emulsified into turbid and stable emulsified oil. The oily wastewater has serious influence on soil, plants and water, can be immersed into soil pores to form an oil film, and has a blocking effect, so that air and water cannot infiltrate into the soil, the growth of crops is not facilitated, and even the crops are withered; after being discharged into a water body, an oil film is generated on the water surface to block oxygen in the air from migrating to the water body, so that aquatic organisms can die due to a serious anoxic state; discharge into the urban sewage pipeline, all can cause harmful effects to pipeline, accessory equipment and urban sewage treatment plant.
The emulsion wastewater treatment device in the prior art has the defects of high energy consumption, poor treatment effect, large occupied area, complex operation, management and maintenance, noise and the like, and cannot meet the treatment requirement.
SUMMERY OF THE UTILITY MODEL
the utility model provides an emulsion effluent treatment plant, its purpose aims at overcoming the above-mentioned not enough that prior art exists, realizes effectively reducing the energy consumption, improves the treatment effect, reduces occupation of land, makes things convenient for operation management maintenance, does not produce the noise.
The technical solution of the utility model is as follows: the structure of the emulsion wastewater treatment device comprises a chemical emulsion breaking tank, an air flotation tank, an electrolysis device, a sand filter column, a first activated carbon column, a second activated carbon column and a control box, wherein a water supply pipe is arranged on the chemical emulsion breaking tank, a sewage stirring pump is arranged in the chemical emulsion breaking tank, a water outlet of the chemical emulsion breaking tank is connected with a water inlet of the air flotation tank, the electrolysis device is arranged in the air flotation tank, the control box is arranged on one side of the air flotation tank, a water outlet of the air flotation tank is sequentially connected with the sand filter column, the first activated carbon column and the second activated carbon column through pipelines, a water pump is arranged on a water outlet pipeline of the air flotation tank, the sand filter column, the first activated carbon column and the second activated carbon column are connected with the same water outlet pipe at the bottom, and the sand filter column, the first activated carbon column and the second activated carbon column.
Preferably, the electrolysis device comprises a rotating electrode and a plane electrode, wherein the cathode of the rotating electrode is a stainless steel electrode, and the anode of the rotating electrode is an aluminum electrode.
Preferably, the water outlet pipe is connected with a workshop sewer.
Preferably, the backflushing emptying water outlet pipe is connected with a wastewater storage oil pool.
The utility model has the advantages that: the device has the advantages of simple and effective structure and convenient operation, adopts the drug demulsification, condensation and floating separation to remove the main emulsified oil in the chemical demulsification tank, and then realizes effective purification of the emulsified liquid wastewater through electrolytic air flotation, filtration and activated carbon adsorption. Effectively reduces energy consumption, improves treatment effect, reduces occupied area, is convenient to operate, manage and maintain and has no noise.
Drawings
FIG. 1 is a schematic structural view of the emulsion wastewater treatment device of the present invention.
In the figure, 1 is a chemical demulsification tank, 101 is a water supply pipe, 2 is an air flotation tank, 3 is an electrolysis device, 4 is a sand filter column, 5 is a first activated carbon column, 6 is a second activated carbon column, 7 is a control box, 8 is a water outlet pipe, 9 is a backflushing emptying water outlet pipe, 10 is a sewage stirring pump, and 11 is a water pump.
Detailed Description
the present invention will be described in further detail with reference to examples and embodiments.
As shown in figure 1, the emulsion wastewater treatment device structurally comprises a chemical demulsification tank 1, an air flotation tank 2, an electrolysis device 3, a sand filtration column 4, a first activated carbon column 5, a second activated carbon column 6 and a control box 7, wherein establish water-supply line 101 on the chemistry breakdown of emulsion groove 1, establish sewage agitator pump 10 in the chemistry breakdown of emulsion groove 1, chemistry breakdown of emulsion groove 1 goes out water piping connection air supporting groove 2 water inlet, establish electrolytic device 3 in the air supporting groove 2, control box 7 is established to air supporting groove 2 one side, the 2 delivery ports of air supporting groove connect gradually sand filter column 4 through the pipeline, first active carbon post 5 and second active carbon post 6, establish water pump 11 on the 2 delivery port pipeline of air supporting groove, sand filter column 4, same outlet pipe 8 of first active carbon post 5 and 6 bottom delivery ports of second active carbon post connection, sand filter column 4, first active carbon post 5 and second active carbon post 6 still are connected with recoil unloading outlet pipe 9.
The electrolytic device 3 comprises a rotating electrode and a plane electrode, wherein the cathode of the rotating electrode is a stainless steel electrode, and the anode of the rotating electrode is an aluminum electrode. The gas quantity required by demulsification, condensation and electric floatation is realized.
And the water outlet pipe 8 is connected with a workshop sewer.
And the backflushing emptying water outlet pipe 9 is connected with a waste water storage oil pool.
All the components are in the prior art, and any model and existing design capable of realizing the corresponding functions can be used.
The emulsion wastewater treatment method comprises the following steps:
1) Lifting the emulsion wastewater into a chemical emulsion breaking tank, obtaining the optimal calcium chloride dosage corresponding to the emulsion wastewater through experiments, dissolving calcium chloride in water, and then feeding the calcium chloride into the chemical emulsion breaking tank;
2) Starting the sewage stirring pump to stir for 3min, and stirring for each m3Adding 0.5kg of the emulsion into alum, stirring for 2min, standing and floating for 20min, scraping waste oil and slag, and finishing salting out and coagulation;
3) The wastewater enters an air flotation tank, and the flow is controlled to be 0.4-1.6 m3After the rotating electrode of the electrolysis device discharges water, starting the electrolysis device, controlling the current to be 75-160A, and scraping scum as required;
4) And when the water discharge amount of the sand filter column, the first activated carbon column and the second activated carbon column is reduced, the water stored in the air flotation tank is used for backwashing, and after filtration and adsorption, water is discharged from a water outlet pipe, so that emulsion wastewater treatment is completed.
In the step 1), 3 glass beakers with the volume of 1L are used, 500ml of emulsion wastewater to be treated is respectively taken, calcium chloride is added according to 2 per mill, 3 per mill and 4 per mill of the volume of the emulsion wastewater, the color is observed after the emulsion wastewater is fully stirred, and the minimum calcium chloride adding amount for forming the most floating oil on the glass beakers and deepening the color of the emulsion is the optimal calcium chloride adding amount.
the foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.
Claims (4)
1. An emulsion wastewater treatment device is characterized by comprising a chemical emulsion breaking tank (1), an air flotation tank (2), an electrolysis device (3), a sand filter column (4), a first activated carbon column (5), a second activated carbon column (6) and a control box (7), wherein a water supply pipe (101) is arranged on the chemical emulsion breaking tank (1), a sewage stirring pump (10) is arranged in the chemical emulsion breaking tank (1), a water inlet of the chemical emulsion breaking tank (1) is connected with a water inlet of the air flotation tank (2), the electrolysis device (3) is arranged in the air flotation tank (2), the control box (7) is arranged on one side of the air flotation tank (2), a water outlet of the air flotation tank (2) is sequentially connected with the sand filter column (4), the first activated carbon column (5) and the second activated carbon column (6) through pipelines, a water pump (11) is arranged on a water outlet pipeline of the air flotation tank (2), the sand filter column (4), the first activated carbon column (5) and a water outlet at the bottom of the second activated carbon column (6) are, the sand filtering column (4), the first activated carbon column (5) and the second activated carbon column (6) are also connected with a backflushing emptying water outlet pipe (9).
2. The emulsion wastewater treatment apparatus according to claim 1, wherein said electrolysis means (3) comprises a rotary electrode and a planar electrode, the cathode of the rotary electrode is a stainless steel electrode, and the anode of the rotary electrode is an aluminum electrode.
3. The emulsion waste water treatment device as claimed in claim 1, wherein said outlet pipe (8) is connected to a plant sewer.
4. the emulsion wastewater treatment apparatus as set forth in claim 1, wherein said back-flushing vent outlet pipe (9) is connected to a wastewater storage oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920150885.1U CN209797660U (en) | 2019-01-28 | 2019-01-28 | Emulsion wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920150885.1U CN209797660U (en) | 2019-01-28 | 2019-01-28 | Emulsion wastewater treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209797660U true CN209797660U (en) | 2019-12-17 |
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ID=68821406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920150885.1U Active CN209797660U (en) | 2019-01-28 | 2019-01-28 | Emulsion wastewater treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209797660U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650611A (en) * | 2019-01-28 | 2019-04-19 | 江苏融汇环境工程有限公司 | Emulsifying liquid waste water processing unit |
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2019
- 2019-01-28 CN CN201920150885.1U patent/CN209797660U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650611A (en) * | 2019-01-28 | 2019-04-19 | 江苏融汇环境工程有限公司 | Emulsifying liquid waste water processing unit |
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