CN2923676Y - Air jet spiral flow flash-floating device - Google Patents
Air jet spiral flow flash-floating device Download PDFInfo
- Publication number
- CN2923676Y CN2923676Y CN 200620118084 CN200620118084U CN2923676Y CN 2923676 Y CN2923676 Y CN 2923676Y CN 200620118084 CN200620118084 CN 200620118084 CN 200620118084 U CN200620118084 U CN 200620118084U CN 2923676 Y CN2923676 Y CN 2923676Y
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- segment
- entrance
- shell
- column
- underflow
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Abstract
Provided is air injection swirl flash floating device used in the oil pollution containing water treatment technology field comprising an entrance segment, a columnial segment, a underflow segment and a overflow pipe. The entrance segment is of a cylinder shape and the lateral wall thereof is arranged with a sewage entrance through which the water enters obliquely. The characteristics are that the top of the entrance segment is arranged with a tectum and a overflow pipe. A cylinder shape porous material tube is fixed in the columnial segment. An annular space is formed between the columnial segment cylinder and the porous material tube. A chassis is fixed between the lower flange of the columnial segment and the upper flange of the underflow segment. The underflow segment is cylinder shaped and a setting pan is fixed at the lower part of the underflow segment. A adjusting lever is arranged in the center threaded hole of the setting pan. The end of the adjusting lever is connected with the adjusting block. Clear water flows out of the bottom of the underflow segment. The utility model which adopts the technology commbination of the swirl and flash floating, can remove the floating oil and the emulsified oil in the water with a high efficiency of over 95%, and remove the oil drop diameter lower limit to 3-4um. The contruction cost of the utility is only 50% of the conventional equipment and the operation expense is only 80& of the conventional equipment.
Description
Technical field
The utility model relates to a kind of oily water treatment technical field, particularly a kind of oily-water seperating equipment that utilizes the eddy flow principle design.
Background technology
In the oil production and the course of processing, can produce a large amount of oily(waste)waters.Oily(waste)water mainly includes oil field extracted water, desalinization of soil by flooding or leaching waste water, well-flushing water, oil refining sewerage etc.Its feature is that generation is big; Complicated component contains in the oily(waste)water beyond the oil, also contains pollutents such as COD, volatile phenol, sulfide usually.Oily(waste)water processing up to standard is a very large order.
At present, remove the petroleum substance in the oily(waste)water both at home and abroad, employed method has: 1, physics method oil removing comprises that vertical oil tank, the swash plate of removing is except that oil tank, coarse jar etc.; 2, coagulation oil removing, flotation comprise dissolved air floatation, air flotation etc.; 3, swirler and filtration oil removing are based on sand filtration, walnut shell filter.China generally adopts oil removing, filters two sections petroleum-type and suspended substances in the flow processs removal sewage.As notification number is 2276379 Chinese patent, discloses a kind of crude oil pre-dewatering and sewage degrease hydrocyclone.By admission chamber, tube sheet, cylinder swirl section, go out oil pocket, outage, accelerating sections, straight length and water chamber and form.Feature be the hydrocyclone pipe by two straight line pipeline sections, promptly cylinder swirl section, straight length and a Taper Pipe accelerating sections are formed.Accelerating sections is positioned at the centre of cylinder swirl section and straight length, and outage is positioned at the cyclone pipe top, directly stretches out from tube sheet.The cyclone pipe of this hydrocyclone is single tapered, is made up of cylinder swirl section, accelerating sections (Taper Pipe) and straight length, and outage is arranged in the cyclone pipe top.Characteristics are to have reduced the pressure of fluid by cyclone pipe to fall, improve separation efficiency.This crude oil pre-dewatering only adopts cylinder swirl section, straight length and a Taper Pipe accelerating sections to separate oil removing with the sewage degrease hydrocyclone, and separation efficiency still can not meet the demands.
Oil removal plant is efficient in order to make, miniaturization, prefabricated; except research coalescent deoiling (coarse) device; CAF flotation machine, swirler and the high speed oil removing filtration unit of U.S. WEMCO company have been introduced in recent years; but because domestic oil-contaminated water of oil field composition complexity; also fall flat, the whole bag of tricks all exists the insufficient shortcoming of separating effect.Therefore, develop high efficiency degreasing technique, to reducing running cost and cost of investment is low, the novel oilfield extracted water deoiling technology of shortened process is oil field efforts at environmental protection urgent problems.
Summary of the invention
In order to adapt to the practical situation of domestic oil-contaminated water of oil field composition complexity, overcome the existing low deficiency of oil conte, sewage treatment device separation efficiency, the purpose of this utility model is to provide a kind of air spray eddy flow to dodge floating device, this air spray eddy flow dodges floating device can finish dispersed oil and emulsification oil separating in same equipment, and can improve the removal efficient of oily(waste)water PetroChina Company Limited. class, shorten the oily water treatment flow process, realize the efficient and economic processing of oily(waste)water.Develop a kind of good economy performance, floor space little, can realize removing dispersed oil, oil in water emulsion, novel oil conte, sewage treatment device with widespread use field, to substitute existing flotation cells, strive contemporary for the oil removal unit, the investment of oily(waste)water physical segment facility is reduced, reduce the running cost of sewage disposal.
The technical solution adopted in the utility model is: the air spray eddy flow dodges floating device and mainly is made up of entrance, shell of column, underflow section and upflow tube.Entrance is a round shape, the sewage inlet that has tangential direction to enter on the entrance sidewall.There is top cover on the entrance top, and the top cover center fixation has upflow tube.The entrance lower flange connects shell of column.Shell of column is the key component of sewage access arrangement, and this section can guarantee that sewage can make liquid at the device interior high speed rotating along the tangential direction access arrangement inside of equipment, and shell of column is the cylinder that there is flange at two ends.Be fixed with porous material pipe cylindraceous by annular anchor in the shell of column.Form annular space between shell of column cylinder and the porous material pipe.On the shell of column cylindrical wall compressed air inlet is arranged, pressurized air can enter the annular space between shell of column cylinder and the porous material pipe from the compressed air inlet, and enters in the porous material pipe by the porous material tube wall.Be fixed with the chassis between shell of column lower flange and the underflow section upper flange.The chassis is a disc, and center chassis is porose.The underflow section is a tubular, and the underflow pars infrasegmentalis is fixed with adjustment disk.The adjustment disk center screw has governor lever.The governor lever end connects a regulating block.In underflow section bottom clear water output is arranged.
Put in the length of entrance in order to regulate upflow tube, the upflow tube outer wall can have screw thread, thread fit between top cover and the upflow tube.By the rotation upflow tube, reach and regulate the purpose that upflow tube puts in the length of entrance.
In order to make the porous material pipe fixing more solid and reliable, anchor is arranged on the two ends outer wall of porous material pipe.
In order effectively to adjust discharge, regulating block is cylindric, and the end is the round platform taper.
Described porous material pipe adopts the titanium material to be made into.
Entrance is the approach section of liquid, and liquid enters and high speed rotating in tube in this section.Shell of column is the dispersion section of gas, still realize the part of oily water separation simultaneously, the gas that enters the porous material pipe is cut into small bubble, oil droplet in the water combines with micro-bubble, reason owing to density difference, the bubble that density is little, oil droplet and the combination of the two move to the cylinder center gradually, move up to discharge from upflow tube under the effect of pressure, form scum silica frost.Remove the water deoil because density moves to post jamb more gradually, and move down under pressure, discharge from the underflow section, the clear water that becomes after the processing is discharged.Can change the equivalent diameter of underflow outlet by regulating governor lever, thereby control the flow of overflow port and underflow, thus control work condition and effluent quality.Entire equipment does not have rotatable parts, is highly susceptible to safeguarding.This treater anti impulsion load ability is strong, can remove dispersed oil and oil in water emulsion comprehensively, and the scum silica frost amount of generation is also less, is a kind of sewage disposal device of environmental friendliness efficiently.
Both existed with the dispersed oil form at oil in the oily(waste)water, characteristics that exist with the oil in water emulsion form again, choice set swirler and flotation characteristics air spray eddy flow dodges the removal that floating technology realizes dispersed oil and oil in water emulsion in the water simultaneously.Sewage tangentially pressurizes from the top sewage inlet that dodges floating apparatus and enters entrance, move down at equipment inner chamber generation high speed rotating and integral body, the shell of column of equipment is the forced air chamber, the air chamber external compressed air, the air chamber inwall is the porous material pipe, pressurized air enters in the porous material pipe along the porous material pipe, is ground into micro-bubble (bubble diameter 100um) in the sewage of high speed rotating cutting compressed air.Because the high speed rotating of sewage, the less component of density moves to the equipment center axis gradually, density is little mobile more fast more, oil droplet and bubble move to the center than the little while of water because of density, and bubble moves faster, constantly adhere to oil droplet in moving, a large amount of oil droplet and bubble are coalescent at the center, and move up, final slave unit top upflow tube is discharged, and the bottom clear water output of the clear water slave unit of process oil removing is discharged.Device is realized unattended operation, need not the special messenger and keeps an eye on.
The beneficial effects of the utility model: the air spray eddy flow dodges floating device and adopts the floating technology of eddy flow sudden strain of a muscle to combine eddy flow and flotation technology, therefore can realize removing efficiently oil slick and oil in water emulsion in the water, the clearance of petroleum-type can reach more than 95%, the lower limit of removing droplet diameter can reach 3-4um, and the fluctuation that comes the water oleaginousness is had higher tolerance.The floating device volumetric loading of air spray eddy flow sudden strain of a muscle is big, floor space is little.Enter the water that dodges floating device and only stop about 1s in equipment, equipment is small and exquisite, and floor space only is 70% of a conventional equipment.Because eddy flow dodges floating device self without any the component that rotate, and therefore safeguards simple.The cost that eddy flow dodges floating device only is 50% of a similar conventional equipment, and working cost only is 80% of a similar conventional equipment.
The utility model is described in further detail below in conjunction with drawings and the specific embodiments.
Description of drawings
Accompanying drawing is that the utility model air spray eddy flow dodges floating device structural profile synoptic diagram.It is the structural representation of embodiment.
Among the figure, 1. upflow tube, 2. top cover, 3. entrance, 5. anchor, 6. shell of column, 7. porous material pipe, 8. regulating block, 9. chassis, 10. underflow section, 11. governor levers, 12. adjustment disks, 13. clear water outputs, 14. compressed air inlets, 15. sewage inlets.
Embodiment
Embodiment: consult accompanying drawing.The test in place that the floating device 7-10 month in 2005 of the utility model air spray eddy flow sudden strain of a muscle, a high joint station was carried out this equipment in certain oil field, being installed in a processing power is 5m
3The treatment unit of/h.The treatment scheme of this device compact construction that becomes, easy and simple to handle, realize automatization control fully, safety and technical problem do not appear, stable effluent quality.This whole series treatment unit floor space only is 5m
2, invest 150,000 yuan.Oil extraction-generated waste water treatment process with this treatment station is compared, and flow process shortens greatly, and the processing power of equal scale is compared, and the facility investment of this technology will save 50%, and working cost reduces by 10.3%.
Processing power is 5m
3The air spray eddy flow of/h dodges floating device, entrance (3) internal diameter 46mm; Shell of column (6) internal diameter 95mm, height 330mm; Underflow section (10) internal diameter 95mm.
Entrance (3) has flange for round shape is upper and lower.2 sewage inlets (15) that on entrance (3) sidewall, have tangential direction to enter.One at entrance (3) bottom, the middle part in entrance (3).Disk top cover (2) is arranged at entrance (3) top, and top cover (2) centre hole is a screw, and upflow tube (1) is arranged in the screw.Entrance (3) lower flange connects shell of column (6).
Shell of column (6) is the cylinder that there is flange at two ends, internal diameter 95mm, height 330mm.Be fixed with porous material pipe cylindraceous (7) by annular anchor (5) in the shell of column (6).Fixed form is that anchor (5) is arranged on the two ends outer wall of porous material pipe (7).Porous material pipe (7) adopts the titanium material to be made into.Form annular space between shell of column (6) cylinder and the porous material pipe (7).It is the compressed air inlet (14) of 10mm that internal diameter is arranged on shell of column (6) cylindrical wall.Be fixed with chassis (9) between shell of column (6) lower flange and underflow section (10) upper flange.Chassis (9) is a disc, chassis (9) center hole diameter 46mm.
Underflow section (10) is a tubular, and underflow section (10) bottom is fixed with adjustment disk (12).Adjustment disk (12) center screw has threaded adjusting bar (11).Governor lever (11) end connects a regulating block (8).The cylindric diameter 44mm of regulating block (8), the end is a truncated cone.It is the clear water output of 25mm (13) that regulating block (8) has 2 diameters in underflow section (10) bottom.
Claims (6)
1, a kind of air spray eddy flow dodges floating device, mainly by entrance (3), shell of column (6), underflow section (10) and upflow tube institute (1) form, entrance (3) is a round shape, the sewage inlet (15) that on entrance (3) sidewall, has tangential direction to enter, it is characterized in that: top cover (2) is arranged at entrance (3) top, top cover (2) centre hole has upflow tube (1), entrance (3) lower flange connects shell of column (6), shell of column (6) is the cylinder that there is flange at two ends, be fixed with porous material pipe cylindraceous (7) by annular anchor (5) in the shell of column (6), form annular space between shell of column (6) cylinder and the porous material pipe (7), on shell of column (6) cylindrical wall, compressed air inlet (14) is arranged, be fixed with chassis (9) between shell of column (6) lower flange and underflow section (10) upper flange, chassis (9) is a disc, there is circular hole at center, chassis (9), underflow section (10) is a tubular, underflow section (10) bottom is fixed with adjustment disk (12), adjustment disk (12) center screw has governor lever (11), governor lever (11) end connects a regulating block (8), in underflow section (10) bottom clear water output (13) is arranged.
2, air spray eddy flow according to claim 1 dodges floating device, and it is characterized in that: upflow tube (1) outer wall has screw thread, thread fit between a lid (2) and the upflow tube (1).
3, air spray eddy flow according to claim 1 dodges floating device, and it is characterized in that: anchor (5) is arranged on the two ends outer wall of porous material pipe (7).
4, air spray eddy flow according to claim 1 dodges floating device, it is characterized in that: regulating block (8) is for cylindric, and the end is a truncated cone.
5, dodge floating device according to claim 1 or 2 or 3 or 4 described air spray eddy flows, it is characterized in that: porous material pipe (7) adopts the titanium material to be made into.
6, dodge floating device according to claim 1 or 2 or 3 or 4 described air spray eddy flows, it is characterized in that: the sewage inlet (15) that has tangential direction to enter on entrance (3) sidewall is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620118084 CN2923676Y (en) | 2006-06-14 | 2006-06-14 | Air jet spiral flow flash-floating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620118084 CN2923676Y (en) | 2006-06-14 | 2006-06-14 | Air jet spiral flow flash-floating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2923676Y true CN2923676Y (en) | 2007-07-18 |
Family
ID=38260105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620118084 Expired - Lifetime CN2923676Y (en) | 2006-06-14 | 2006-06-14 | Air jet spiral flow flash-floating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2923676Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310527A (en) * | 2014-10-16 | 2015-01-28 | 常州大学 | Device and method for cyclone filter treatment of oily sludge |
| CN106007222A (en) * | 2016-07-15 | 2016-10-12 | 孙雅洁 | Sewage treatment method and flocculating flotation equipment |
| CN107215971A (en) * | 2017-05-09 | 2017-09-29 | 李尽善 | A kind of sewage-treatment plant |
| CN111003747A (en) * | 2019-12-17 | 2020-04-14 | 上海梵煦环境科技有限公司 | Cyclone desander with pressurization gas circuit |
| CN116291359A (en) * | 2023-05-18 | 2023-06-23 | 中海石油(中国)有限公司 | Dynamic cyclone pre-diversion equipment and method for oilfield gas-containing produced liquid |
-
2006
- 2006-06-14 CN CN 200620118084 patent/CN2923676Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310527A (en) * | 2014-10-16 | 2015-01-28 | 常州大学 | Device and method for cyclone filter treatment of oily sludge |
| CN106007222A (en) * | 2016-07-15 | 2016-10-12 | 孙雅洁 | Sewage treatment method and flocculating flotation equipment |
| CN107215971A (en) * | 2017-05-09 | 2017-09-29 | 李尽善 | A kind of sewage-treatment plant |
| CN111003747A (en) * | 2019-12-17 | 2020-04-14 | 上海梵煦环境科技有限公司 | Cyclone desander with pressurization gas circuit |
| CN116291359A (en) * | 2023-05-18 | 2023-06-23 | 中海石油(中国)有限公司 | Dynamic cyclone pre-diversion equipment and method for oilfield gas-containing produced liquid |
| CN116291359B (en) * | 2023-05-18 | 2023-08-15 | 中海石油(中国)有限公司 | Dynamic rotational flow pre-water pre-separation equipment for oilfield gas-containing produced liquid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070718 |
|
| EXPY | Termination of patent right or utility model |