CN206109145U - System for efficient handling of oily waste water - Google Patents
System for efficient handling of oily waste water Download PDFInfo
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- CN206109145U CN206109145U CN201621018573.8U CN201621018573U CN206109145U CN 206109145 U CN206109145 U CN 206109145U CN 201621018573 U CN201621018573 U CN 201621018573U CN 206109145 U CN206109145 U CN 206109145U
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- waste water
- oily waste
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Abstract
The utility model discloses a system for efficient handling of oily waste water, including the oily waste water equalizing basin that connects gradually, oil interceptor, deoiling device, just sink pond, air supporting device, hydrolysis -acidification pool, contact oxidation tank, AOP reaction unit, coagulating basin, sedimentation tank, drainage pond and drain pipe, the deoiling device includes that lime wash mixing tank, separating of oil agent are thrown and thoughtlessly congeals the groove with groove and polyacrylamide. The utility model discloses a system for efficient handling of oily waste water compares with prior art, has quick, energy -conserving, stable operating condition, and characteristics such as automation mechanized operation degree height are showing the removal of pollutant ability and are improving, can high -efficiently get rid of oils and pollutant and discharge to reach standard in the waste water, while resource recycle section oil slick.
Description
Technical field
This utility model belongs to oiliness sewage treatment technical field, and more particularly to a kind of efficient process oily waste water is
System.
Background technology
Oily waste water source is wide, is mainly derived from commercial production and human lives.The amount of industrial oily waste water is big, Er Qiecheng
Divide complexity, such as processing, refinement and the transport of oil exploitation and oil product, steel rolling water, cooling-lubricant in machine-building etc.,
Oil-washing tank waste water of locomotive waste water, railway in transportation industry etc., waste water from washing wool of wool washing factory etc..Life oily waste water mainly comes
Dining room, restaurant are come from, mutually such as industrial oily waste water, measured fewer.Oily waste water typically all has very high COD value, there is one
Fixed colourity and abnormal smells from the patient, inflammable, oxidizable decomposition, the characteristics of be insoluble in water.Oily waste water enters water body and causes serious impact,
Water-surface oil film thickness will completely cut off the gas exchange between air and water body when being more than 1 μ Μ, cause Dissolved Oxygen in Water to decline, and produce
Stench, causes water quality deterioration, and organism in water is dead because of anoxia.These oiliness sewage treatment problems are always the one of relevant industries
Individual big problem, becomes restriction industry upgrading development and the Main Bottleneck for persistently growing.
For the process of oily waste water, it is considered as reclaiming oil therein as far as possible first, to repeat or to recycle, then
Further according to its source and state, the composition of greasy dirt, suitable treatment agent and technique process are taken, make up to country's discharge mark
It is accurate.Form according to oily waste water in water, can be divided into oil slick, dispersed oil, oil emulsion and dissolved oil.The particle diameter of oil slick compared with
Greatly, generally higher than 100 μm, the 70% ~ 80% of total oil mass is accounted for.The particle diameter of dispersed oil was difficult on floating at 100 ~ 10 μm in two hours
The oil droplet of the water surface, suspends in water.The oil droplet size of oil emulsion is less than 10 μm, is difficult to merge between oil droplet, stable for extended periods of time,
It is difficult to separate.Dissolved oil is dissolved in the water with chemical specieses, and particle diameter is below 0.1 μm, it might even be possible to little to several nanometers, it is difficult to point
From.
Its processing method is divided into can be divided into Physical（Including sedimentation, machinery, centrifugation, coarse filtration and membrance separation etc.）；
Chemical method（Cohesion, acidifying, saltouts, electrolysis etc.）；Biochemical process（Activated sludge, biofilter and oxidation pond etc.）.It is above-mentioned each
Plant oily wastewater treatment method and be compared as follows table：
| Sequence number | Method name | The scope of application | Major advantage | Major defect |
| 1 | Gravity Separation | Oil slick, dispersed oil, oil-solidss | Treating capacity is big, and effect stability, expense is low | Floor space is big |
| 2 | Coarse | Dispersed oil, oil emulsion | Device miniaturization, it is simple to operate | Filtrate is easily blocked up, and permanence operation declines |
| 3 | Filter | Dispersed oil, oil emulsion | Effluent quality is good, small investment, without scum silica frost | Frequently, operation has high demands for backwash |
| 4 | Membrance separation | Dissolved oil, oil emulsion | Effluent quality is good, equipment is simple | Investment and operating cost are high, and Membrane cleaning is difficult |
| 5 | Absorption | Dissolved oil | Effluent quality is good, occupation area of equipment is little | Adsorbent reactivation is difficult, and investment is high |
| 6 | Flotation | Oil emulsion, oil-solidss | Effect is preferable, technical maturity | Floor space is big, and pharmaceutical quantities are big, and scum silica frost is difficult |
| 7 | Cohesion | Oil emulsion | Effect is preferable, technical maturity | Floor space is big, and scum silica frost is difficult |
| 8 | Saltout | Oil emulsion | Simple to operate, expense is relatively low | Dosing is big |
| 9 | Electrolysis | Oil emulsion | Oil removal efficiency is high | Power consumption is big, and device is complicated |
| 10 | Activated sludge | Dissolved oil | Stable effluent quality, operating cost is low | Inflow requirement is higher |
| 11 | Biofilter | Dissolved oil | Strong adaptability, operating cost is low | Capital cost is high |
The problems of above technology, forces us to have to look for a kind of united procedure technology and goes to process oily waste water
Water, and meeting under regulation reaction condition, quick, energy-conservation, it is stable guarantee to process after water outlet disclosure satisfy that national related row
Standard is put, while recovery section oil slick.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of system of efficient process oily waste water, the system
And processing method structure operation is simple, high degree of automation, disposal ability are strong, system processes water outlet and disclosure satisfy that corresponding discharge
Standard, while separating and recovering part oil slick.
To realize above-mentioned utility model purpose, the technical solution of the utility model is as follows：
A kind of system of efficient process oily waste water of the present utility model, including the oily waste water regulating reservoir being sequentially connected,
Oil interceptor, degreasing unit, preliminary sedimentation tank, air-floating apparatus, hydrolysis acidification pool, contact-oxidation pool, AOP reaction units, coagulating basin, precipitation
Pond, blowoff basin and drain pipe；Degreasing unit adds groove and polyacrylamide coagulation tank including lime water mixing channel, separating of oil dose.
Further, the system of efficient process oily waste water also includes that first lifts pump group, and first lifts pump group is located at oil
Between wastewater equalization pond and oil interceptor；First liquid level gauge is set in oily waste water regulating reservoir；First liquid level gauge and the first elevator pump
Group is chain, and first liquid level gauge controls the first elevator pump start and stop.
Further, the system of efficient process oily waste water also include second lifted pump group, second lifted pump group be located at every
Between oil sump and degreasing unit；Oil interceptor is furnished with oil storage tank, Oil scraper, steam heater and second liquid level gauge, the second liquid level
Meter is chain with the first lifting pump group, the second lifting pump group, and second liquid level gauge control first lifts pump group and the second lifting pump group is opened
Stop.
Further, the system of efficient process oily waste water also includes that intermediate pool and the 3rd lifts pump group, intermediate pool
Between air-floating apparatus and hydrolysis acidification pool, the 3rd lifts pump group is located between intermediate pool and hydrolysis acidification pool；Middle water
Pond is provided with third liquid level gauge, third liquid level gauge with second lift pump group, the 3rd to lift pump group chain, third liquid level gauge control the
Two lift pump group and the 3rd lifts pump group start and stop.
Further, hydrolysis acidification pool is provided with blender, sodium carbonate throwing device, the second pH meter under water, ORP meters
And dissolved oxygen meter；Second pH meter and sodium carbonate throwing device chain control basicity, under water dissolved oxygen meter and blender chain control
Dissolved oxygen concentration.
Further, the system of efficient process oily waste water also includes that the 4th lifts pump group, and the 4th lifting pump group is located at and connects
Between tactile oxidation pond and AOP reaction units；Contact-oxidation pool arranges online dissolved oxygen detection means and the 4th liquidometer, contacts oxygen
Change and be filled with biologic packing material inside pond；4th liquidometer is chain with the 4th lifting pump group, and the 4th liquidometer controls the 4th elevator pump
Group start and stop.
Further, AOP reaction units are connected with oxide isolation chemicals dosing plant and catalytic media chemicals dosing plant.
Further, coagulating basin includes one-level coagulating basin and two-stage coagulation pond；One-level coagulating basin and AOP reaction unit water outlets
Mouth is connected, and one-level coagulating basin is provided with agitating device, alkali liquor throwing device and the 3rd pH meter, and the 3rd pH meter and alkali liquor add dress
Put chain, control alkali liquor is added；Two-stage coagulation pond and one-level coagulating basin are connected by spout hole, and two-stage coagulation pond is provided with stirring
Device, two-stage coagulation pond is connected with oxide isolation chemicals dosing plant.
The system of efficient process oily waste water of the present utility model compared with prior art, with quick, energy-conservation, stable
Operating condition, the features such as automation mechanized operation degree is high, significantly improves to contaminant removal capacity, can efficiently remove oils in waste water
With pollutant and qualified discharge, while resource recovery section oil slick.
Description of the drawings
Fig. 1 is the system process figure of this utility model efficient process oily waste water.
Specific embodiment
The system of efficient process oily waste water of the present utility model is described in detail below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of system of efficient process oily waste water, the main oily waste water regulating reservoir for including being sequentially connected
1st, oil interceptor 5, degreasing unit 10, preliminary sedimentation tank 18, air-floating apparatus 19, hydrolysis acidification pool 28, contact-oxidation pool 30, AOP reaction dress
Put 26, coagulating basin, sedimentation tank 39, blowoff basin 42 and drain pipe 43；Degreasing unit is added including lime water mixing channel, separating of oil dose
Groove and polyacrylamide coagulation tank.Specifically：
First liquid level gauge 2 is installed, first liquid level gauge 2 is chain with the first lifting pump group 3 in oily wastewater equalization pond 1, first
The control of liquidometer 2 first lifts the start and stop of pump group 3；
Oil interceptor 5 is connected by the first elevator pump 3 with wastewater equalization pond 1, and oil interceptor is furnished with oil storage tank 4, Oil scraper 6,
Steam heater 7 and second liquid level gauge 8.Second liquid level gauge 8 is chain with the first lifting lifting of pump group 3 and second pump group 9, and second
The control of liquidometer 8 first lifts pump group 3 and second and lifts the start and stop of pump group 9；
Degreasing unit 10 is disposed with lime water mixing channel 12, and separating of oil dose adds groove 17 and polyacrylamide coagulation tank
16.Lime water mixing channel 12 by second lifting pump group 9 be connected with oil interceptor 5.Lime water mixing channel 12, separating of oil dose of throwing
Plus groove 17 and polyacrylamide coagulation tank 16 are provided with agitating device 109.Wherein lime water mixing channel 12, separating of oil dose add
Groove 17 and polyacrylamide coagulation tank 16 are respectively by lime water chemicals dosing plant 11, separating of oil dose of chemicals dosing plant 14 and polyacrylamide
The supplying medicament of chemicals dosing plant 15.Lime water mixing channel 12 is provided with the first pH meter 13, preferred online first pH meter of the first pH meter 13,
First pH meter 13 and lime water chemicals dosing plant 11 are chain, the dosing start and stop of the control lime water of the first pH meter 13 chemicals dosing plant 11；Calx
Water chemicals dosing plant 11, separating of oil dose of chemicals dosing plant 14, the lifting of polyacrylamide chemicals dosing plant 15 equal second pump group 9 are chain.
Preliminary sedimentation tank 18 is connected with polyacrylamide coagulation tank 16 by pipeline.
Air-floating apparatus 19 are connected with the overflow launder of preliminary sedimentation tank 18 by pipeline, and air-floating apparatus 19 are provided with air dissolved pump group 20,
Air water release 21, Slag Scraping Device 45 and captation 44.
Intermediate pool 22 is connected with captation 44, and intermediate pool is provided with third liquid level gauge 23, third liquid level gauge 23
Signal accesses PLC control system, and third liquid level gauge 23 is chain with the second lifting lifting of pump group 9 and the 3rd pump group 29, the 3rd liquid level
The control of meter 23 second lifts pump group 9 and the 3rd and lifts the start and stop of pump group 29.
Hydrolysis acidification pool 28 is connected with intermediate pool 22 by the 3rd lifting pump group 29, and hydrolysis acidification pool is provided with water under water
Lower blender 27, sodium carbonate（Na2CO3）Throwing device 46, the second pH meter 24, online ORP meters 25 and dissolved oxygen meter 26, the 2nd pH
Count 24 excellent online pH meters.Online pH meter 24 and sodium carbonate（Na2CO3）The chain control basicity of throwing device 46, dissolved oxygen meter 26 and water
Under the chain control dissolved oxygen concentration of blender 27 under water.
Contact-oxidation pool 30 is connected by overflow pipe or spout hole with hydrolysis acidification pool 28, and contact-oxidation pool 30 sets
The liquidometer 31 of online dissolved oxygen detection means 32 and the 4th is put, biologic packing material 47 is filled with inside contact-oxidation pool 30 and is supplied microorganism
Apposition growth.The signal of 4th liquidometer 31 accesses PLC control system, chain with the 4th lifting pump group 34, and the 4th liquidometer 31 is controlled
Make the 4th lifting start and stop of pump group 34；
AOP reaction units 36 are connected by the 4th lifting pump group 34 with contact-oxidation pool 30, and the 4th lifting pump group 34 is entered
Water end (W.E.) is connected with catalytic media chemicals dosing plant 33, and AOP reaction units 36 are connected with oxide isolation chemicals dosing plant 35.4th elevator pump
Group 34 and catalytic media chemicals dosing plant 33, oxide isolation chemicals dosing plant 35 are chain.AOP reaction units 36 are AOP oxidation units.
The one-level coagulating basin 40 of sedimentation tank is connected with the outlet of AOP reaction units 36, and one-level coagulating basin 40 is provided with and stirs
Mix device 109, alkali liquor throwing device 37 and the online online pH meter 38 of pH meter 38. and alkali liquor throwing device 37 is chain, control alkali liquor
Add.Two-stage coagulation pond 41 and one-level coagulating basin 40 are connected by spout hole, and two-stage coagulation pond 41 is provided with agitating device 109, even
It is connected to polyacrylamide chemicals dosing plant 15；Sedimentation tank 39 is connected with two-stage coagulation pond 41；Oxide isolation chemicals dosing plant 35 and
Four lifting pump groups 34 are chain.
Blowoff basin 42 is connected with sedimentation tank 39 by pipeline, and 42 drainage pipeline of blowoff basin 43 accesses discharge pipe network.
Above-mentioned all locking systems are realized based on PLC industrial control systems and are run, sludge produced by simultaneity factor and floating
Slag enters sludge treating system.
Based on the description to this utility model preferred implementation, it should be apparent that be defined by the appended claims
This utility model be not limited only to the specific detail illustrated in specification above, without departing from this utility model objective or
Scope to many obviously change of the present utility model equally possible reaches the purpose of this utility model.
Claims (8)
1. a kind of system of efficient process oily waste water, it is characterised in that including the oily waste water regulating reservoir, the oil removal that are sequentially connected
Pond, degreasing unit, preliminary sedimentation tank, air-floating apparatus, hydrolysis acidification pool, contact-oxidation pool, AOP reaction units, coagulating basin, sedimentation tank,
Blowoff basin and drain pipe；Degreasing unit adds groove and polyacrylamide coagulation tank including lime water mixing channel, separating of oil dose.
2. the system of efficient process oily waste water according to claim 1, it is characterised in that also lift pump group including first, the
One lifts pump group is located between oily wastewater equalization pond and oil interceptor；First liquid level gauge is set in oily waste water regulating reservoir；First liquid
Position meter is chain with the first lifting pump group, and first liquid level gauge controls the first elevator pump start and stop.
3. the system of efficient process oily waste water according to claim 2, it is characterised in that also lift pump group including second, the
Two lift pump group is located between oil interceptor and degreasing unit；Oil interceptor is furnished with oil storage tank, Oil scraper, steam heater and second
Liquidometer, second liquid level gauge with first lifted pump group, second lifted pump group it is chain, second liquid level gauge control first lifted pump group and
Second lifts pump group start and stop.
4. the system of efficient process oily waste water according to claim 1, it is characterised in that also carry including intermediate pool and the 3rd
Pump group is risen, intermediate pool is located between air-floating apparatus and hydrolysis acidification pool, the 3rd lifts pump group is located at intermediate pool and hydrolysis acid
Change between pond；Intermediate pool is provided with third liquid level gauge, and third liquid level gauge is chain with the second lifting pump group, the 3rd lifting pump group,
Third liquid level gauge control second lifts pump group and the 3rd and lifts pump group start and stop.
5. the system of efficient process oily waste water according to claim 1, it is characterised in that hydrolysis acidification pool is provided with and stirs under water
Mix machine, sodium carbonate throwing device, the second pH meter, ORP meters and dissolved oxygen meter；Second pH meter is chain with sodium carbonate throwing device
Control basicity, under water dissolved oxygen meter and blender chain control dissolved oxygen concentration.
6. the system of efficient process oily waste water according to claim 1, it is characterised in that also lift pump group including the 4th, the
Four lift pump group is located between contact-oxidation pool and AOP reaction units；Contact-oxidation pool arrange online dissolved oxygen detection means and
4th liquidometer, is filled with biologic packing material inside contact-oxidation pool；4th liquidometer is chain with the 4th lifting pump group, the 4th liquid level
Meter control the 4th lifts pump group start and stop.
7. the system of efficient process oily waste water according to claim 1, it is characterised in that AOP reaction units are connected with oxidation
Medium chemicals dosing plant and catalytic media chemicals dosing plant.
8. the system of efficient process oily waste water according to claim 1, it is characterised in that coagulating basin include one-level coagulating basin and
Two-stage coagulation pond；One-level coagulating basin is connected with AOP reaction unit outlets, and one-level coagulating basin is provided with agitating device, alkali liquor
Throwing device and the 3rd pH meter, the 3rd pH meter and alkali liquor throwing device it is chain, control alkali liquor add；Two-stage coagulation pond and one-level are mixed
Solidifying pond is connected by spout hole, and two-stage coagulation pond is provided with agitating device, and two-stage coagulation pond is connected with oxide isolation chemicals dosing plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621018573.8U CN206109145U (en) | 2016-08-31 | 2016-08-31 | System for efficient handling of oily waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621018573.8U CN206109145U (en) | 2016-08-31 | 2016-08-31 | System for efficient handling of oily waste water |
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| CN206109145U true CN206109145U (en) | 2017-04-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107226580A (en) * | 2016-08-31 | 2017-10-03 | 无锡市新都环保科技有限公司 | A kind of system and processing method of efficient process oily waste water |
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2016
- 2016-08-31 CN CN201621018573.8U patent/CN206109145U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107226580A (en) * | 2016-08-31 | 2017-10-03 | 无锡市新都环保科技有限公司 | A kind of system and processing method of efficient process oily waste water |
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