CN205045929U - A repairing system that is used for oil class to pollute water - Google Patents
A repairing system that is used for oil class to pollute water Download PDFInfo
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- CN205045929U CN205045929U CN201520786642.9U CN201520786642U CN205045929U CN 205045929 U CN205045929 U CN 205045929U CN 201520786642 U CN201520786642 U CN 201520786642U CN 205045929 U CN205045929 U CN 205045929U
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Abstract
The utility model discloses a repairing system that is used for oil class to pollute water, include sedimentation tank, oil interceptor, strain jar, clean water basin and sludge treatment equipment with pressure solution gas airfloat equipment, pressure. Pressure is strained and jar preferred is strained the jar for quartz sand pressure. The sedimentation tank communicates with each other with the oil interceptor, and the oil interceptor is connected and is added pressure solution gas airfloat equipment, adds pressure solution gas airfloat equipment connection pressure and strains the jar, and a jar intercommunication clean water basin is strained to pressure. It through adding coagulant, flocculating agent and dissolving the gas bubble, can effectively get rid of the suspended solid and the grease that pollute in the water to add pressure solution gas airfloat equipment. Pressure is strained the jar and is then carried out further filtration to the water on this basis to improve a water quality of water. The utility model provides a repairing system of water is polluted to high efficiency's oil class, can fine control water environment risk, the continuity of processing and the integrated nature of management for this system has the characteristic efficient, that the treatment effect is excellent, and the simultaneous processing in -process has been avoided producing secondary pollution to the environment.
Description
Technical field
The utility model belongs to Petroleum concentration water remediation field, is specifically related to a kind of restoration processing system for Petroleum concentration water body.
Background technology
Oil has " black gold ", the laudatory title of " economic blood ", is widely used in the every field of national economy.Along with the development fast of China's economy and the increase to energy demand, its range of application is also expanded in continuation, and consumption also increases increasingly.In a large amount of use procedures of crude oil production, processing, transport and various refining oil, due to the restriction of state of the art and treatment technology, a large amount of waste water containing petroleum substance, waste residue inevitably enter water body, and the problem of environmental pollution thereupon produced is also more and more serious.The a large amount of existence of oil in water body environment can cause serious harm to water ecosystem, and the quality of petroleum polluting water body issue handling is directly connected to the sustainable development of natural ecological environment and economy.Visible, treatment technology and the environmental health of technique to the sustainable development and water body environment that promote petroleum industry of overall understanding petroleum environments security and polluted-water thereof are all significant.
The process of petroleum polluting water body should remove the bulk petroleum class material in sewage, also will consider to reduce the chemical oxygen demand (COD) of sewage and biological oxygen demand etc., its validity and economy should with the clearance of the pollutents such as oil or transformation efficiency, residual quantity for benchmarks simultaneously.Dissimilar oily(waste)water needs to adopt different treatment processs, and the treatment technology of oily(waste)water can be divided into four kinds by principle both at home and abroad at present: Physical, chemical method, physico-chemical processes and biochemical process.Physical comprises the methods such as gravity separation, centrifugation, coarse, filtration and membrane sepn; Chemical method comprises salting-out process, acidization, coacervation, oxidizing method, electrolytic oxidation and photochemical catalysis method; Physico-chemical processes mainly comprises By Bubble-floating Method, absorption method, electrochemical process and ultrasonic separation method; Biochemical process can be divided into sludge, Biological fitler method and oxidation pond process according to process form.Above method is for different pollution situations, and treatment effect respectively has quality, and generally, the treatment effect of single method is all not good, the conbined usage of usual several method, and water quality just can be made to reach standard.
Utility model content
The purpose of this utility model is to solve in Petroleum concentration water remediation process the problem that total petroleum hydrocarbon, suspended substance, colourity, COD can not effectively process, provide a kind of restoration processing system for Petroleum concentration water body, its flow scheme design is reasonable, suitability is strong, simple operation in the reparation application of actual Petroleum concentration water body, rapidly and efficiently and do not produce secondary pollution, can well control water body environment risk, the continuity of process and the integration of management this system is had efficiency is high, treatment effect is excellent characteristic.
The utility model provides a kind of restoration processing system for Petroleum concentration water body, and comprise the settling tank, oil trap, pressurized dissolved air flotation equipment, pressure filter and the clean water basin that connect in turn, described settling tank is also connected with sludge treatment device.
Described settling tank with between oil trap, between described oil trap with pressurized dissolved air flotation equipment, described pressurized dissolved air flotation equipment with between pressure filter, described pressure filter is all communicated with by water pipe with between clean water basin, and every section of water pipe is all connected with under meter and by-pass valve control.
Described sludge treatment device comprises sludge pump and plate-and-frame filter press, and described settling tank connects sludge pump, and described sludge pump connects plate-and-frame filter press.
Steel plate for sealing water is all laid in the surface of described settling tank and oil trap, and described steel plate for sealing water is equipped with polyethylene film, and the inwall coating of described settling tank and oil trap all has epoxy resin.
Described oil trap adopts advection oil separation tank.
The front end of pressurized dissolved air flotation equipment is tubular type dosing reactor, this tubular type dosing reactor by three be respectively used to add coagulating agent, flocculation agent, molten gas bubble mixing duct form.
The filtrate of described pressure filter is quartz sand, and the tank body of described pressure filter is for adding pressure-filtering tank.
The water outlet position of described clean water basin is provided with COD on-line determination instrument, PH meter and sludge concentration meter.
The advantage that the utility model has is:
This restoration processing system adopts the water body of the mode process Petroleum concentration of airfloat equipment and filter tank equipment cooperation.Oil trap utilizes the little principle that naturally floats of oil density, is separated and removes oil slick in oily(waste)water; Airfloat equipment utilizes the micro-bubble of high dispersing as carrier, adheres to suspended substance in sewage, makes its density be less than water and float to the water surface to realize solid-liquid separation; Filter tank equipment realizes the further separation of profit by the filtration of porous material, adsorption, improves effluent quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of restoration processing system for Petroleum concentration water body of the utility model.
In figure: 1, lift pump; 2, water pipe; 3, settling tank; 4, under meter; 5, by-pass valve control; 6, oil trap; 7, pressurized dissolved air flotation equipment; 8, PLC control cabinet; 9, force (forcing) pump; 10, tensimeter; 11, pressure filter; 12, clean water basin; 13, COD on-line determination instrument; 14, sludge pump; 15, plate-and-frame filter press.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
The utility model provides a kind of restoration processing system for Petroleum concentration water body, as shown in Figure 1, comprises settling tank 3, oil trap 6, pressurized dissolved air flotation equipment 7, pressure filter 11, clean water basin 12 and sludge treatment device.Described settling tank 3 is communicated with oil trap 6 by water pipe 2, described oil trap 2 is communicated with pressurized dissolved air flotation equipment 7 by water pipe 2, described pressurized dissolved air flotation equipment 7 is communicated with pressure filter 11 by water pipe 2, and pressure filter 11 is communicated with by water pipe 2 with clean water basin 12.Each water pipe 2 be communicated with all installs under meter 4 and by-pass valve control 5, and wherein under meter 4 is on a left side, near upper level equipment, by-pass valve control 5 on the right side, close next stage equipment.Described settling tank 3 connects sludge pump 14, this sludge pump 14 is portable, and connect plate-and-frame filter press 15, so that process mud, mud in sludge pump 14 pairs of settling tanks 3 is utilized to extract, and together carrying out sludge disposal with the scum silica frost in the oil trap 6 of periodic collection and pressurized dissolved air flotation equipment 7, described oil trap 6 and pressurized dissolved air flotation equipment 7 self are all with and scum silica frost mobile device, and referring to needs artificial timing to collect.The top of described clean water basin 12 adds sealing cover.
Described settling tank 3, oil trap 6 utilize Steel Concrete to construct, and steel plate for sealing water is laid on surface, and density polyethylene film with high laid by steel plate, then by the inwall of corrosion-proof ring epoxy resins brushing in settling tank 3, oil trap 6.Described oil trap 6 adopts advection oil separation tank, and water outlet is provided with oil header, to collect oil slick in time.
Petroleum concentration water is evacuated to settling tank 3 by lift pump 1 and precipitates by the restoration processing system that the utility model provides, water flow is controlled according under meter 4 flow indication regulable control valve 5, add flocculation agent in settling tank 1, staticly settle more than 24 hours, now keep flow velocity to be 0.Described flocculation agent can adjust according to pollution condition, and conventional flocculation agent has polymerize aluminum chloride (PAC), polyaluminium sulfate (PAS), poly-ferric chloride (PFC), bodied ferric sulfate (PFS) etc.Water after coagulating kinetics passes into oil trap 6, sewage after oil removal passes into pressurized dissolved air flotation equipment 7, pressurized dissolved air flotation equipment 7 connects PLC control cabinet 8, described pressurized dissolved air flotation equipment 7 is flat flow pressurized dissolved air flotation equipment, its front end has tubular type dosing reactor, first sewage after oil removal enter tubular type dosing reactor, it is made up of the mixing duct of three particular design, add coagulating agent, flocculation agent and molten gas bubble respectively, flocculation agent is preferably polymerize aluminum chloride (PAC).Described molten gas bubble is by pressurization, and air is forced soluble in water, then reduce pressure suddenly, dissolved gases is discharged from water, the diameter of bubble is 40-70 μm, adheres to wadding grain float together with microbubble form.The volume of the described bubble added calculates by the 5%-10% of sewage quantity.By arranging mixed tensor and mixing time to PLC control cabinet 8, to reach optimized coagulation effect, efficiency of deoiling can reach more than 90%.For improving effluent characteristics further, the sewage after air-flotation process also needs to pass in pressure filter 11 further by after force (forcing) pump 9 pressurization, and is also connected with tensimeter 10 between described force (forcing) pump 9 and pressure filter 11.Described pressure filter is add pressure-filtering tank containing filtrate, and filtrate is preferably quartz sand, and the chi footpath of filtrate is without particular requirement.Certainly, also other filtrates can be selected, as bituminous coal, particle porous pottery or manganese sand etc.Quartz sand wherein can play very strong adsorption to the dispersed oil particulate of particle diameter≤10 μm, improves effluent quality.Water after quartz sand absorption finally flows in clean water basin 12, and the water outlet of described clean water basin 12 arranges COD on-line determination instrument 13, PH meter and sludge concentration meter.
The above embodiment is only that protection domain of the present utility model is not limited thereto in order to absolutely prove the preferably embodiment that the utility model is lifted.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all in protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (8)
1. for a restoration processing system for Petroleum concentration water body, it is characterized in that: comprise the settling tank, oil trap, pressurized dissolved air flotation equipment, pressure filter and the clean water basin that connect in turn, described settling tank is also connected with sludge treatment device.
2. a kind of restoration processing system for Petroleum concentration water body according to claim 1, it is characterized in that: described settling tank with between oil trap, between described oil trap with pressurized dissolved air flotation equipment, described pressurized dissolved air flotation equipment with between pressure filter, described pressure filter is all communicated with by water pipe with between clean water basin, and every section of water pipe is all connected with under meter and by-pass valve control.
3. a kind of restoration processing system for Petroleum concentration water body according to claim 1, is characterized in that: described sludge treatment device comprises sludge pump and plate-and-frame filter press, and described settling tank connects sludge pump, and described sludge pump connects plate-and-frame filter press.
4. a kind of restoration processing system for Petroleum concentration water body according to claim 1, it is characterized in that: steel plate for sealing water is all laid in the surface of described settling tank and oil trap, described steel plate for sealing water is equipped with polyethylene film, and the inwall coating of described settling tank and oil trap all has epoxy resin.
5. a kind of restoration processing system for Petroleum concentration water body according to claim 1, is characterized in that: described oil trap adopts advection oil separation tank.
6. a kind of restoration processing system for Petroleum concentration water body according to claim 1, it is characterized in that: the front end of pressurized dissolved air flotation equipment is tubular type dosing reactor, this tubular type dosing reactor by three be respectively used to add coagulating agent, flocculation agent, molten gas bubble mixing duct form.
7. a kind of restoration processing system for Petroleum concentration water body according to claim 1, is characterized in that: the filtrate of described pressure filter is quartz sand, and the tank body of described pressure filter is for adding pressure-filtering tank.
8. a kind of restoration processing system for Petroleum concentration water body according to claim 1, is characterized in that: the water outlet position of described clean water basin is provided with COD on-line determination instrument, PH meter and sludge concentration meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520786642.9U CN205045929U (en) | 2015-10-12 | 2015-10-12 | A repairing system that is used for oil class to pollute water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520786642.9U CN205045929U (en) | 2015-10-12 | 2015-10-12 | A repairing system that is used for oil class to pollute water |
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| CN205045929U true CN205045929U (en) | 2016-02-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517562A (en) * | 2016-12-23 | 2017-03-22 | 钦州市中玻玻璃有限责任公司 | Glass production sewage treatment system |
| CN109502942A (en) * | 2018-12-19 | 2019-03-22 | 攀枝花钢城集团有限公司 | Ball milling sludge recovery system |
-
2015
- 2015-10-12 CN CN201520786642.9U patent/CN205045929U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517562A (en) * | 2016-12-23 | 2017-03-22 | 钦州市中玻玻璃有限责任公司 | Glass production sewage treatment system |
| CN109502942A (en) * | 2018-12-19 | 2019-03-22 | 攀枝花钢城集团有限公司 | Ball milling sludge recovery system |
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