CN203079801U - Refinery wastewater treatment device - Google Patents
Refinery wastewater treatment device Download PDFInfo
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- CN203079801U CN203079801U CN 201320108866 CN201320108866U CN203079801U CN 203079801 U CN203079801 U CN 203079801U CN 201320108866 CN201320108866 CN 201320108866 CN 201320108866 U CN201320108866 U CN 201320108866U CN 203079801 U CN203079801 U CN 203079801U
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- 238000004065 wastewater treatment Methods 0.000 title abstract description 5
- 230000003647 oxidation Effects 0.000 claims abstract description 30
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 30
- 239000002351 wastewater Substances 0.000 claims abstract description 22
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 18
- 239000012528 membrane Substances 0.000 claims abstract description 16
- 239000006148 magnetic separator Substances 0.000 claims abstract description 14
- 239000002699 waste material Substances 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 230000008676 import Effects 0.000 claims description 30
- 238000007667 floating Methods 0.000 claims description 18
- 238000007670 refining Methods 0.000 claims description 14
- 239000010802 sludge Substances 0.000 claims description 14
- 239000000945 filler Substances 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 31
- 239000000126 substance Substances 0.000 abstract description 10
- 150000003839 salts Chemical class 0.000 abstract description 5
- 239000000084 colloidal system Substances 0.000 abstract description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000005188 flotation Methods 0.000 abstract 2
- 238000011084 recovery Methods 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 230000000593 degrading effect Effects 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 42
- 239000010865 sewage Substances 0.000 description 15
- 230000015556 catabolic process Effects 0.000 description 5
- 238000006731 degradation reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 239000000295 fuel oil Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000007764 o/w emulsion Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 238000006864 oxidative decomposition reaction Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005713 exacerbation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Treatment Of Water By Oxidation Or Reduction (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a refinery wastewater treatment device which is capable of effectively removing dissolvable salts and colloids in water, effectively degrading color-causing substances in water, removing suspended matters in water and discharging COD (Chemical Oxygen Demand) in wastewater according to the standard, and is high in COD removal rate and wastewater biodegradability. The refinery wastewater treatment device comprises a wastewater collecting pond, an oil separation device, an air flotation device, a multi-medium filter, a magnetic separator, an ozone generator, a biological contact oxidation pond, a cartridge filter, a reverse osmosis membrane system and a water return pond which are connected with each other according to a production line; the refinery wastewater treatment device also comprises a dirty oil recovery pond for collecting major oil pollution; and waste oil outlets of the oil separation device and the air flotation device are respectively connected with an inlet of the dirty oil recovery pond.
Description
Technical field
The utility model relates to a kind of Waste Water Treatment, especially relates to a kind of oil refining sewerage treatment unit.
Background technology
The sewage quantity of the annual discharging of China is very big, discharging is few again after treatment, environment is done a lot of damage, each big water system of China all produces pollution in various degree, the water surrounding severe exacerbation, oil refining sewerage is a crude refining, the class industry oily(waste)water that produces in the processes such as processing and oil product washing, the concentration height of pollutent in the oil refining sewerage, composition is complicated, contain a large amount of heavy oil dirt and COD, pharmaceutical chemicals such as volatile phenol and salt, not only concentration height and toxicity are big, and oxygen consumption is serious, become one of industry of serious environment pollution, therefore, the direct discharge of oil refining sewerage not only can serious environment pollution, and a large amount of heavy sump oil in the oily(waste)water can discharge with sewage, thereby causes the waste of resource.
The utility model content
Therefore, at above-mentioned problem, the utility model provides a kind of dissolved salts, the colloid that can remove effectively in the water, the COD clearance high, effectively cause in the degradation water color substance, remove suspended substance in the water, but the oil refining sewerage treatment unit of Biodegradability of Wastewater COD qualified discharge high, in the sewage.
For achieving the above object, the utility model is achieved through the following technical solutions: a kind of oil refining sewerage treatment unit, comprise the wastewater collection pond, the oil removal device, air-floating apparatus, the sump oil pond for recovering, more medium filter, magnetic separator, ozonizer, biological contact oxidation pond, security personnel's strainer, reverse osmosis membrane system and back pool, the outlet in described wastewater collection pond is connected in the import of oil removal device, the import of described air-floating apparatus connects the outlet of oil removal device, the import of described more medium filter connects the outlet of air-floating apparatus, the import of described magnetic separator connects the outlet of more medium filter, the import of described ozonizer connects the outlet of magnetic separator, the import of described biological contact oxidation pond connects the outlet of ozonizer, the import of described security personnel's strainer connects the outlet of biological contact oxidation pond, the import of described reverse osmosis membrane system connects the outlet of security personnel's strainer, the import of described back pool connects the outlet of reverse osmosis membrane system, and described oil removal device exports the import that is connected the sump oil pond for recovering respectively with the waste oil of air-floating apparatus.
Further improvedly be: the bottom is equipped with tracheae in the described biological contact oxidation pond, be evenly equipped with production well on the described tracheae, one end of described tracheae stretches out outside the pond and links to each other with blower fan, and the top, air outlet that is positioned at tracheae in the described biological contact oxidation pond is provided with the active sludge filler.
Further improvedly be: the top that is positioned at the active sludge filler in the described biological contact oxidation pond also is provided with high-density fiber silk layer.
By adopting the aforementioned techniques scheme, the beneficial effects of the utility model are: this novel oil refining sewerage treatment unit, effectively separate heavy oil dirt and sewage by oil removal device and air-floating apparatus, separating obtained sewage enters reverse osmosis membrane system through more medium filter, magnetic separator, ozonizer, biological contact oxidation pond, security personnel's filter cleaning after handling again successively, flows back to back pool after the reverse osmosis membrane system reverse-osmosis treated.Described oil removal device is the relative density difference that utilizes between oil and the water, and by floating to the water surface on the elaioleucite nature, the method that oil is removed is removed the big former thick dispersiveness oil slick grain of diameter in the sewage but be mainly used in then; Described air-floating apparatus is to utilize the micro-bubble of high dispersing to go to adhere to pollutants in waste water entirely as carrying, and it is removed to the water surface with air bubble buoyancy, is mainly used in the oil in water emulsion and the trickle suspended solid of hydrophobicity that separate in the waste water; More medium filter is in order to remove suspension or colloidal state impurity, the absorption greasy dirt etc. in the sewage, water quality is met the requirement that recycles; Nonmagnetic impurity in the separable water of magnetic separator comprises oil such as suspension oil, dispersed oil and the emulsification wet goods of fine outstanding thing and a small amount of non-solubility, can reduce the load of follow-up biochemical treatment facility; Ozone has very strong oxidative decomposition capacity, can eliminate the various peculiar smell in the water rapidly and completely; The bottom is equipped with tracheae in the described biological contact oxidation pond, be evenly equipped with production well on the described tracheae, one end of described tracheae stretches out outside the pond and links to each other with blower fan, the top, air outlet that is positioned at tracheae in the described biological contact oxidation pond is provided with the active sludge filler, blower fan can be by tracheae delivering gas in biological contact oxidation pond thus, waste water in the biological contact oxidation pond is constantly moved, active sludge in waste water and the pond is touched mutually, make the abundant contact reacts of active sludge and waste water, increase and to contact the absorption chance between active sludge and the sewage, effectively improve degradation capability, effectively cause color substance in the degradation water, remove suspended substance in the water, improve the clearance of organic matter of sewage, but make the COD qualified discharge in the waste water; Reverse osmosis membrane system can be removed dissolved salts in the water, colloid, microorganism, organism etc. effectively.
Description of drawings
Fig. 1 is the schematic flow sheet of the utility model embodiment.
Fig. 2 is the structural representation of the utility model biological contact oxidation pond.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
Embodiment:
Referring to figs. 1 to Fig. 2, present embodiment discloses a kind of oil refining sewerage treatment unit, comprise wastewater collection pond 1, oil removal device 2, air-floating apparatus 3, sump oil pond for recovering 4, more medium filter 5, magnetic separator 51, ozonizer 6, biological contact oxidation pond 7, security personnel's strainer 8, reverse osmosis membrane system 9 and back pool 10, the outlet in described wastewater collection pond 1 is connected in the import of oil removal device 2, the import of described air-floating apparatus 3 connects the outlet of oil removal device 2, the import of described more medium filter 5 connects the outlet of air-floating apparatus 3, the import of described magnetic separator 51 connects the outlet of more medium filter 5, the import of described ozonizer 6 connects the outlet of many magnetic separators 51, the import of described biological contact oxidation pond 7 connects the outlet of ozonizer 6, the import of described security personnel's strainer 8 connects the outlet of biological contact oxidation pond 7, the import of described reverse osmosis membrane system 9 connects the outlet of security personnel's strainer 8, the import of described back pool 10 connects the outlet of reverse osmosis membrane system 9, and described oil removal device 2 exports the import that is connected sump oil pond for recovering 4 respectively with the waste oil of air-floating apparatus 3.
The bottom is equipped with tracheae 71 in the described biological contact oxidation pond 7, be evenly equipped with production well on the described tracheae 71, one end of described tracheae 71 stretches out outside the pond and links to each other with blower fan 72, the top, air outlet that is positioned at tracheae in the described biological contact oxidation pond 71 is provided with active sludge filler 73, and the top that is positioned at active sludge filler 73 in the described biological contact oxidation pond 7 also is provided with high-density fiber silk layer 74.The space of high-density fiber silk layer is many, specific surface area is big, has the effect that machinery dams, and can carry out purifying treatment to water, suspended substance and biological floe in the water that dams, guarantees effluent characteristics.
This novel oil refining sewerage treatment unit, effectively separate heavy oil dirt and sewage by oil removal device and air-floating apparatus, separating obtained sewage enters reverse osmosis membrane system through more medium filter, magnetic separator, ozonizer, biological contact oxidation pond, security personnel's filter cleaning after handling again successively, flows back to back pool after the reverse osmosis membrane system reverse-osmosis treated.Described oil removal device is the relative density difference that utilizes between oil and the water, and by floating to the water surface on the elaioleucite nature, the method that oil is removed is removed the big former thick dispersiveness oil slick grain of diameter in the sewage but be mainly used in then; Described air-floating apparatus is to utilize the micro-bubble of high dispersing to go to adhere to pollutants in waste water entirely as carrying, and it is removed to the water surface with air bubble buoyancy, is mainly used in the oil in water emulsion and the trickle suspended solid of hydrophobicity that separate in the waste water; More medium filter is in order to remove suspension or colloidal state impurity, the absorption greasy dirt etc. in the sewage, water quality is met the requirement that recycles; Nonmagnetic impurity in the separable water of magnetic separator comprises oil such as suspension oil, dispersed oil and the emulsification wet goods of fine outstanding thing and a small amount of non-solubility, can reduce the load of follow-up biochemical treatment facility; Ozone has very strong oxidative decomposition capacity, can eliminate the various peculiar smell in the water rapidly and completely; The bottom is equipped with tracheae in the described biological contact oxidation pond, be evenly equipped with production well on the described tracheae, one end of described tracheae stretches out outside the pond and links to each other with blower fan, the top, air outlet that is positioned at tracheae in the described biological contact oxidation pond is provided with the active sludge filler, blower fan can be by tracheae delivering gas in biological contact oxidation pond thus, waste water in the biological contact oxidation pond is constantly moved, active sludge in waste water and the pond is touched mutually, make the abundant contact reacts of active sludge and waste water, increase and to contact the absorption chance between active sludge and the sewage, effectively improve degradation capability, effectively cause color substance in the degradation water, remove suspended substance in the water, improve the clearance of organic matter of sewage, but make the COD qualified discharge in the waste water; Reverse osmosis membrane system can be removed dissolved salts in the water, colloid, microorganism, organism etc. effectively.
The above record only for utilizing the embodiment of this origination techniques content, anyly is familiar with modification, the variation that this skill person uses this creation to do, and all belongs to the claim of this creation opinion, and is not limited to those disclosed embodiments.
Claims (3)
1. oil refining sewerage treatment unit, it is characterized in that: comprise the wastewater collection pond, the oil removal device, air-floating apparatus, the sump oil pond for recovering, more medium filter, magnetic separator, ozonizer, biological contact oxidation pond, security personnel's strainer, reverse osmosis membrane system and back pool, the outlet in described wastewater collection pond is connected in the import of oil removal device, the import of described air-floating apparatus connects the outlet of oil removal device, the import of described more medium filter connects the outlet of air-floating apparatus, the import of described magnetic separator connects the outlet of more medium filter, the import of described ozonizer connects the outlet of magnetic separator, the import of described biological contact oxidation pond connects the outlet of ozonizer, the import of described security personnel's strainer connects the outlet of biological contact oxidation pond, the import of described reverse osmosis membrane system connects the outlet of security personnel's strainer, the import of described back pool connects the outlet of reverse osmosis membrane system, and described oil removal device exports the import that is connected the sump oil pond for recovering respectively with the waste oil of air-floating apparatus.
2. oil refining sewerage treatment unit according to claim 1, it is characterized in that: the bottom is equipped with tracheae in the described biological contact oxidation pond, be evenly equipped with production well on the described tracheae, one end of described tracheae stretches out outside the pond and links to each other with blower fan, and the top, air outlet that is positioned at tracheae in the described biological contact oxidation pond is provided with the active sludge filler.
3. oil refining sewerage treatment unit according to claim 2 is characterized in that: the top that is positioned at the active sludge filler in the described biological contact oxidation pond also is provided with high-density fiber silk layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320108866 CN203079801U (en) | 2013-03-11 | 2013-03-11 | Refinery wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320108866 CN203079801U (en) | 2013-03-11 | 2013-03-11 | Refinery wastewater treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203079801U true CN203079801U (en) | 2013-07-24 |
Family
ID=48825659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320108866 Expired - Fee Related CN203079801U (en) | 2013-03-11 | 2013-03-11 | Refinery wastewater treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203079801U (en) |
-
2013
- 2013-03-11 CN CN 201320108866 patent/CN203079801U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151222 Address after: 310024, No. 643 Shuangliu Road, Zhejiang, Hangzhou, D1-3-110 Patentee after: Hangzhou Water Environment Technology Co., Ltd. Address before: Tu Ling town of Quangang District of Quanzhou City, Fujian province 362800 furnace No. 2 Pu Wei Cun Patentee before: Wang Weizhen |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20160311 |