CN208485768U - A kind of oil-contained waste water treatment device - Google Patents
A kind of oil-contained waste water treatment device Download PDFInfo
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- CN208485768U CN208485768U CN201821085574.3U CN201821085574U CN208485768U CN 208485768 U CN208485768 U CN 208485768U CN 201821085574 U CN201821085574 U CN 201821085574U CN 208485768 U CN208485768 U CN 208485768U
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Abstract
A kind of oil-contained waste water treatment device comprising flow to conditioning tank, oil separator, air floatation machine and the sedimentation basin group for setting gradually and being interconnected along sewage, sewage inlet is offered at the end of the conditioning tank, the oil separator is three-level oil-water separation tank；The three-level oil-water separation tank includes level-one oil separator, second level oil separator and three-level oil separator, and the level-one oil separator is connected with second level oil separator and by open communication, and three-level oil separator is independent oil-water separation tank.The oil-contained waste water treatment device of the utility model efficiently, can be adsorbed rapidly, remove the impurity such as organic matter and inorganic matter in oily waste water, realize the qualified discharge of waste water, and its processing structure is reasonable, and medicament is easy to get, at low cost, high-efficient.
Description
Technical field
The utility model relates to contain sewage treatment field, more particularly, to a kind of oil-contained waste water treatment device.
Background technique
Currently, existing wastewater treatment method has physical treatment process, method of chemical treatment, biological treatment.Physical treatment process
It is the method for treating water of most original, is to be separated by modes such as gravitational separation, centrifugation or filterings, recycle undissolved in sewage hang
The method of floating state pollutant.This method is simple and easy, but can only do some simple wastewater treatments, and handles very endless
Entirely, it is difficult to qualified discharge.Method of chemical treatment is mainly that neutralization, coagulation, redox etc. occurs with the medicament and pollutant launched
The method that chemical reaction carries out wastewater treatment.But this method process range is narrow, poor to the waste treatment capacity more than organic matter.Biology
Facture is the method for making the organic pollutant in sewage be converted into stable harmless object by the metabolism of microorganism.But it should
Method process flow is long, equipment investment is big, operating cost is high, heavy metal ion is difficult to remove.Oily waste water ingredient is extremely complex.
Its waste water main source has oilfield enterprise and oil refining enterprise, and composition is diversified, a large amount of crude oil is contained in water, (chemistry needs COD
Oxygen amount), suspended matter, coloration, heavy metal equal size it is high, processing difficulty is big.Prior art processing method the problem is that: processing
Oily waste water COD (COD), content of beary metal afterwards is still very high, is difficult processing up to standard, and water quality discharge is not achieved
Standard requirements, if outlet would seriously pollute the environment.
For this reason, it may be necessary to a kind of oil-contaminated water processing method, the technical issues of solution in the presence of the prior art, Neng Gougao
Effect is rapidly adsorbed, removes organic matter and the impurity such as inorganic matter in oily waste water, realizes the qualified discharge of waste water.
Utility model content
In conclusion to solve the technical problems existing in the prior art, the utility model is disclosed at a kind of oily wastewater
Device is managed, the pollutant in sewage is largely removed, and effluent quality is good, can be with qualified discharge, while the oil in sewage
Rouge separates more thoroughly, and isolated grease can utilize again.
In order to achieve the above objectives, specific technical solution is as follows:
A kind of oil-contained waste water treatment device comprising flow to the conditioning tank for setting gradually and being interconnected, oil removal along sewage
Pond, air floatation machine and sedimentation basin group, in which:
Sewage inlet is offered at the end of the conditioning tank, the oil separator is three-level oil-water separation tank；The three-level
Oil-water separation tank includes level-one oil separator, second level oil separator and three-level oil separator, the level-one oil separator and second level oil separator phase
Even and by open communication, and three-level oil separator is independent oil-water separation tank.
Further, blender is vertically arranged in the conditioning tank.
Further, the level-one oil separator is arranged close to conditioning tank, and is bordered by distribution with second level oil separator, the three-level every
Oil sump is placed in second level oil separator rear and is connected to air floatation machine, which passes through the water outlet of conduit and second level oil separator
Connection.
Further, the level-one oil separator, second level oil separator and three-level oil separator are provided with clean-up port and gas outlet.
Further, it is provided with the first pharmacy jar above the three-level oil separator, first pharmacy jar and three-level oil separator connect
It is logical.
Further, second medicament tank is provided between the three-level oil separator and air floatation machine.
Further, the air floatation machine includes the water pump being sequentially communicated, pressure air-dissolving tank, Slag Scraping Device and scum trough, and described
The inlet communication of two pharmacy jars and water pump, water pump are connected to the water outlet of three-level oil separator, the water outlet of the scum trough and heavy
The water inlet of shallow lake pond group is connected to.
Further, the sedimentation basin group include the level-one aerobic tank being sequentially communicated, intermediate sedimentation pond, second level aerobic tank and tiltedly
Aeration tube is provided in plate sedimentation basin, level-one aerobic tank and second level aerobic tank, two the aeration tubes are interconnected, and are located at two
Aeration tube in grade aerobic tank is connected with air blower.
Further, the inclined-plate clarifying basin is connected to by the second mud return line with intermediate sedimentation pond, and intermediate sedimentation pond is logical
It crosses the first mud return line to be connected to the water inlet of level-one aerobic tank, forms sludge reflux structure.
Compared to existing technologies, as follows the advantages of the utility model:
Isolation processing of the utility model by sewage containing greasy Jing Guo three-level oil separator, grease separation in sewage compared with
Thoroughly, isolated grease can utilize again；Oily wastewater is biochemical through the processing of three-level oil separator, air-flotation process, aerobic tank
After processing and sloping plate deposition processing, the pollutant in sewage is largely removed, and effluent quality is good, can be with qualified discharge；
Wherein, the mud mouth lower part of inclined-plate clarifying basin is especially provided with sludge collecting tank.Sludge collecting tank is inclined design, so as to sludge
It is extracted out after being collected into bottom；The oil-contained waste water treatment device of the utility model efficiently, can be adsorbed rapidly, remove oily waste water
The impurity such as organic matter and inorganic matter in water realize the qualified discharge of waste water, and its processing structure is reasonable, and medicament is easy to get, cost
It is low, it is high-efficient.
Detailed description of the invention
Fig. 1 is the utility model embodiment structural schematic diagram.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.
As shown in Figure 1, a kind of oil-contained waste water treatment device comprising flow to the tune for setting gradually and being interconnected along sewage
Save pond 1, oil separator 2, air floatation machine 3 and sedimentation basin group 4.
As shown in Figure 1, offering sewage inlet at the end of the conditioning tank 1, it is vertically arranged with and stirs in the conditioning tank 1
Mix machine 5.
As shown in Figure 1, the oil separator 2 is three-level oil-water separation tank, the three-level oil-water separation tank includes level-one oil removal
Pond 21, second level oil separator 22 and three-level oil separator 23, the level-one oil separator 21 are connected with second level oil separator 22 and pass through opening
Connection, and three-level oil separator 23 is independent oil-water separation tank；The level-one oil separator 21 is arranged close to conditioning tank 1, and with two
Grade oil separator 22 is bordered by distribution, and the three-level oil separator 23 is placed in 22 rear of second level oil separator and is connected to air floatation machine 3, the three-level
Oil separator 23 is connected to by conduit with the water outlet of second level oil separator 23.Above-mentioned level-one oil separator 21, second level oil separator 22 and three
Grade oil separator 23 is provided with clean-up port 6 and gas outlet 7.
As shown in Figure 1, specifically: the level-one oil separator 21 with second level oil separator 22 is passed through in the middle part of an oil separator
One there is the partition wall of opening, which to separate, is in two pond bodies, is respectively provided with clean-up port 6 and gas outlet 7 in each pond body；The three-level oil removal
The first pharmacy jar 8 is provided with above pond 23, which is connected to three-level oil separator 23, the three-level oil separator 23 with
Second medicament tank 9 is provided between air floatation machine 3；It is provided with blender 5 in first pharmacy jar 8 and second medicament tank 9,
Added medicament is NaOH or Ca (OH) in first pharmacy jar 82, and medicine added by the medicament in the second medicament tank 9
Agent is PAC, PAM.
As shown in Figure 1, the air floatation machine 3 includes water pump 31, pressure air-dissolving tank 32, Slag Scraping Device 35 and the dross being sequentially communicated
Slot 34, the inlet communication of the second medicament tank 9 and water pump 31, water pump 31 is connected to the water outlet of three-level oil separator 23, described
The water outlet of scum trough 34 is connected to the water inlet of sedimentation basin group 4.
As shown in Figure 1, specifically: the tank body that the pressure air-dissolving tank 32 is vertically arranged, and the upper end is water inlet,
And lower end is water outlet, is entered to reach certain water pressure energy for water from import, and then in front of pressure air-dissolving tank 32 water inlet
The water pump 31 is set, and the water inlet of the Slag Scraping Device 35 is provided with a cushioning fender 351, and the scum trough 34 is loaded on scraping
The water outlet of the component of 35 side of slag machine, the Slag Scraping Device 35 is connected to sedimentation basin group 4.
As shown in Figure 1, the sedimentation basin group 4 includes that the level-one aerobic tank 41 being sequentially communicated, intermediate sedimentation pond 42, second level are good
Aeration tube 10, two aerations are provided in oxygen pond 43 and inclined-plate clarifying basin 44, level-one aerobic tank 41 and second level aerobic tank 42
Pipe 10 is interconnected, and the aeration tube 10 being located in second level aerobic tank 43 is connected with air blower 11, with supply gas；The inclined plate
Sedimentation basin logical 44 is crossed the second mud return line B and is connected to intermediate sedimentation pond 42, and intermediate sedimentation pond 42 passes through the first mud return line A
It is connected to the water inlet of level-one aerobic tank 41, forms sludge reflux structure.
Specifically: as shown in Figure 1, the inclined-plate clarifying basin 44 includes sludge collecting tank 441, sludge bucket 442, inclined plate
443, partition wall 444 and overflow weir 445,441 bottom surface of sludge collecting tank are inclined surface, and the multiple sludge bucket 442 is loaded on one
On horizontal baffle, multiple sludge buckets 442 are interconnected, and sludge collecting tank 441 offers water inlet on one side, and the partition wall 444 is
Close to the vertical wall of water inlet setting, an opening is offered on the partition wall 444, the inclined plate 443 is horizontal loaded on partition wall 444
And it is located at 444 overthe openings of partition wall, end face of the inclined plate 443 far from 444 other end of partition wall is inclined surface, the overflow weir 443
On 441 another side of sludge collecting tank.
As shown in Figure 1, collect 1 in conditioning tank first, mixed well, after homogeneous in conclusion waste water containing greasy, into
Enter I and II oil separator 21,22, carry out water-oil separating, third level oil separator 23 is entered back into after initial gross separation, carries out at dosing
Reason, the grease being collected into are further processed.Sewage through water-oil separating enters back into air floatation machine 3 and carries out dosing air-flotation process, processing
The dross being collected into is scraped through Slag Scraping Device 35 into scum trough 34, is reprocessed after collection, and it is good that the sewage through air-flotation process enters back into level-one
Aerobic aeration processing in oxygen pond enters back into the processing of second level aerobic tank 43 subsequently into intermediate sedimentation pond preliminary sedimentation.Intermediate sedimentation pond
42 sludge reflux is into level-one aerobic tank 41, to keep sludge concentration.Pollution after the processing of second level aerobic tank 43, in sewage
Object further decreases, and carries out secondary precipitation subsequently into inclined-plate clarifying basin 44, and sewage is introduced into inhalant region, after obtaining buffering, from
The bottom of partition wall 444 enters settling zone, carries out precipitation and separation.It precipitates obtained sludge part and flows back into intermediate sedimentation pond 42 and two
In grade aerobic tank 43, sludge, a part outward transport reprocessing are supplemented.Sewage enters overflow weir after inclined plate, from top, then outer
Row.
The above various embodiments is only to illustrate the technical solution of the utility model, but the utility model is not limited to this reality
Apply mode, person of ordinary skill in the field within the scope of knowledge, before not departing from the utility model aims
It puts, can also make a variety of changes.Person of ordinary skill in the field is from above-mentioned design, without creativeness
Labour, made various transformation are all fallen in the protection scope of the utility model.
Claims (9)
1. a kind of oil-contained waste water treatment device, it is characterised in that: it includes flowing to the tune for setting gradually and being interconnected along sewage
Save pond, oil separator, air floatation machine and sedimentation basin group, in which:
Sewage inlet is offered at the end of the conditioning tank, the oil separator is three-level oil-water separation tank；The three-level grease
Separate tank includes level-one oil separator, second level oil separator and three-level oil separator, the level-one oil separator be connected with second level oil separator and
By open communication, and three-level oil separator is independent oil-water separation tank.
2. a kind of oil-contained waste water treatment device according to claim 1, it is characterised in that: be vertically arranged in the conditioning tank
There is blender.
3. a kind of oil-contained waste water treatment device according to claim 1, it is characterised in that: the level-one oil separator is close to tune
Pond setting is saved, and is bordered by distribution with second level oil separator, the three-level oil separator is placed in second level oil separator rear and connects with air floatation machine
Logical, which is connected to by conduit with the water outlet of second level oil separator.
4. a kind of oil-contained waste water treatment device according to claim 3, it is characterised in that: the level-one oil separator, second level
Oil separator and three-level oil separator are provided with clean-up port and gas outlet.
5. a kind of oil-contained waste water treatment device according to claim 4, it is characterised in that: set above the three-level oil separator
It is equipped with the first pharmacy jar, which is connected to three-level oil separator.
6. a kind of oil-contained waste water treatment device according to claim 5, it is characterised in that: the three-level oil separator and air bearing
Second medicament tank is provided between machine.
7. a kind of oil-contained waste water treatment device according to claim 6, it is characterised in that: the air floatation machine includes successively connecting
Logical water pump, pressure air-dissolving tank, Slag Scraping Device and scum trough, the inlet communication of the second medicament tank and water pump, water pump and three-level
The water outlet of oil separator is connected to, and the water outlet of the scum trough is connected to the water inlet of sedimentation basin group.
8. a kind of oil-contained waste water treatment device according to claim 7, it is characterised in that: the sedimentation basin group includes successively
Level-one aerobic tank, intermediate sedimentation pond, second level aerobic tank and the inclined-plate clarifying basin of connection, in level-one aerobic tank and second level aerobic tank
It is provided with aeration tube, two the aeration tubes are interconnected, and the aeration tube being located in second level aerobic tank is connected with air blower.
9. a kind of oil-contained waste water treatment device according to claim 8, it is characterised in that: the inclined-plate clarifying basin passes through the
Two mud return lines are connected to intermediate sedimentation pond, and intermediate sedimentation pond passes through the water inlet of the first mud return line and level-one aerobic tank
Connection forms sludge reflux structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821085574.3U CN208485768U (en) | 2018-07-10 | 2018-07-10 | A kind of oil-contained waste water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821085574.3U CN208485768U (en) | 2018-07-10 | 2018-07-10 | A kind of oil-contained waste water treatment device |
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| CN208485768U true CN208485768U (en) | 2019-02-12 |
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| CN201821085574.3U Active CN208485768U (en) | 2018-07-10 | 2018-07-10 | A kind of oil-contained waste water treatment device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111517514A (en) * | 2020-04-27 | 2020-08-11 | 山东三星玉米产业科技有限公司 | Method and device for recycling corn oil alkali refining washing water |
| CN112062304A (en) * | 2020-09-03 | 2020-12-11 | 南京荟泓环境工程设计中心(有限合伙) | Oil removal air supporting integrated device suitable for food waste water |
| CN112225357A (en) * | 2020-10-30 | 2021-01-15 | 芜湖海创环保科技有限责任公司 | Process water treatment system of oily sludge treatment equipment |
| CN112897811A (en) * | 2021-01-22 | 2021-06-04 | 上海三益环保科技有限公司 | Kitchen waste grease wastewater treatment system and treatment method thereof |
-
2018
- 2018-07-10 CN CN201821085574.3U patent/CN208485768U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111517514A (en) * | 2020-04-27 | 2020-08-11 | 山东三星玉米产业科技有限公司 | Method and device for recycling corn oil alkali refining washing water |
| CN112062304A (en) * | 2020-09-03 | 2020-12-11 | 南京荟泓环境工程设计中心(有限合伙) | Oil removal air supporting integrated device suitable for food waste water |
| CN112225357A (en) * | 2020-10-30 | 2021-01-15 | 芜湖海创环保科技有限责任公司 | Process water treatment system of oily sludge treatment equipment |
| CN112897811A (en) * | 2021-01-22 | 2021-06-04 | 上海三益环保科技有限公司 | Kitchen waste grease wastewater treatment system and treatment method thereof |
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