CN107540049A - A kind of oil-polluted water separator - Google Patents
A kind of oil-polluted water separator Download PDFInfo
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- CN107540049A CN107540049A CN201710868229.0A CN201710868229A CN107540049A CN 107540049 A CN107540049 A CN 107540049A CN 201710868229 A CN201710868229 A CN 201710868229A CN 107540049 A CN107540049 A CN 107540049A
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Abstract
The invention discloses a kind of oil-polluted water separator.The end housing of separator one is up to provided with import less, and another end housing is up to few to be provided with outlet；Import to outlet sets pretreatment unit successively, for settling and storing sludge in oil-polluted water；Swash plate separator, its top and bottom are closely connected with separator top and bottom respectively, for a water-oil separating；Coacervation and separation device, its top and bottom are closely connected with the top of separator and bottom respectively, for secondary water-oil separating；Sewage delivery device, for accommodating and sewer is treated in conveying；The top end of swash plate separator and coacervation and separation device, which is provided with, to be used to receive and accommodate to separate fuel-displaced oil groove；The outlet is connected with delivery pump, for sewage to be extracted out from separator.It is more than 20 microns oil droplets that the separator, which separates particle diameter, and oil removal rate 99%, the sewage of separation reaches national A1 levels oil-field flooding standard, and cost drop is partly, and energy consumption is low, small volume, service life 58 years.
Description
Technical field
The present invention relates to oily water separation technique field, more particularly to a kind of oil-polluted water separator.
Background technology
With the continuous exploitation of oil, the purity of oil can decline, therefore the utilization rate for improving oil is particularly important, this
Relate to efficiently separate problem to oil.
The principal element for influenceing Liquid liquid Separation is the diameter of separated drop, and the particle diameter of liquid is more big then easier point
From, it is smaller, it is more difficult to separate.Separation process is the mistake that light phase is assembled to mixing liquid top and heavy phase is assembled to mixed liquor lower section
Journey.
For the water and oil in separation crude oil, conventional Chemical Decomposition method is addition chemical reagent, such as demulsifier or flocculation
Agent, due to the addition of chemical reagent, environment is polluted and separating effect is undesirable；Conventional physical separation method is basis
Stokes laws, water-oil separating is carried out to oil-polluted water using swash plate separator, common swash plate separator is used and faced directly
Swash plate separates or corrugated surface swash plate, wherein, the swash plate group of the straight swash plate separator of the length with ripple is symmetrical by two ripple templates
Arrangement, current along by two chevron-shapeds into passage flow, oil-polluted water is carried out during water-oil separating to crude oil along waviness curve
By corrugated plating, the collision opportunity of oil droplet is added because water (flow) direction constantly changes, and then realize that oil, water, mud separate.It is above-mentioned
The material of swash plate is generally fiberglass, and swash plate length is longer, can not efficiently separate out the less oil droplet of particle diameter in crude oil.
It is moreover less efficient only with swash plate physical separation, it is impossible to separate the smaller oil droplet of particle diameter from containing sewage
Going out, the sewage isolated is generally used for oil well re-injection, and the sewage that conventional art is isolated can not reach national A1 levels reinjection standard,
And equipment is huge, cost is high, not easy to operate.
The content of the invention
In view of this, the embodiments of the invention provide a kind of oil-polluted water separator, main purpose is that solution must not separate
Oil droplet of the oil droplet size at 20 microns -40 microns, the sewage isolated is not up to standard, the problem of low separation efficiency.
To reach above-mentioned purpose, invention broadly provides following technical scheme：
On the one hand, the embodiments of the invention provide a kind of oil-polluted water separator, one end of the separator at least provided with
Oil-polluted water import, the other end is at least provided with sewage discharge outlet；From the import to the outlet, in the separator successively
Including：
Pretreatment unit, for separating sludge in the oil-polluted water；
Swash plate separator, its top and bottom are closely connected with the top of the separator and bottom respectively, described oblique
Plate separator is used for a water-oil separating；
Coacervation and separation device, its top and bottom are closely connected with the top of the separator and bottom respectively, described solidifying
Poly- separator is used for secondary water-oil separating；
The top end of the separator is provided with to be separated for accommodating the swash plate separator with the coacervation and separation device
Fuel-displaced oil groove；The outlet connection delivery pump, for the sewage in the oil-polluted water to be extracted out from the separator；
Wherein, the coacervation and separation device includes the second framework and the multiple cohesion nets being fixed in second framework；
The cohesion net includes multiple unit filter screens, and the unit filter screen is the bottom surface court being laterally unidirectionally knitted to form by polyvinyl chloride silk
Upper and open hollow rectangular pyramid, multiple unit filter screen openings are interconnected to form the cohesion net upward；Wherein, adjacent two
The spacing of bar polyvinyl chloride silk is 0.3mm-0.5mm, and the polyvinyl chloride silk is cuboid；The cohesion net is open horizontal upward
During placement, the side of rectangular pyramid forms 10 ° of -30 ° of angles with horizontal direction.
Preferably, the pretreatment unit includes input duct, splashing separator disk and sludge hopper, the input duct
To be stretched into through the import in the pretreatment unit, the top of the splashing separator disk is connected with the top of the separator,
The splashing separator disk is located in the pretreatment unit vertically, the bottom of the splashing separator disk and the bottom of the separator
With spacing, the spacing is used for the oil-polluted water by the way that the bottom of the pretreatment unit is provided with sludge hopper, the dirt
Mud hopper is used to accommodate the sludge for settling and filtering out in the oil-polluted water.
Preferably, the separator includes sewage delivery device, separated for accommodating and conveying in the oil-polluted water
The sewage gone out；The first liquid level sensor, first liquid are provided between the swash plate separator and the sewage delivery device
Level sensor through the through hole opened up at the top of the separator insert the swash plate separator and the sewage delivery device it
Between liquid in detect sewage level；The second liquid level sensor is provided with the sewage delivery device, second liquid level passes
Sensor is inserted in the sewage delivery device through the through hole that the separator opens up at the top of the sewage delivery device
Liquid is to detect sewage level.
Preferably, Sewage baffle, the sewage are provided between the swash plate separator and the sewage delivery device
The top and bottom of baffle plate are corresponded to closely connected with the top of the separator and bottom respectively, and the Sewage baffle bottom is provided with
One through hole, conveyance conduit one end are stretched into the sewage delivery device straight up after passing through the through hole, the conveyance conduit
Other end effluent sewerage, the sewage is from the exit of the separator by the conveying pumped；Outside the separator
Provided with control panel, for controlling the drain separator to run.
Preferably, the swash plate separator includes the first framework and swash plate, the swash plate has a relative two sides, one
Face is plane, and another side is corrugated surface；The plane of the swash plate is upward, ripple is face-down and the swash plate is with the horizontal acute angle
It is fixed in first framework；It is empty that the trough end of the corrugated surface of upper strata swash plate to the plane of lower floor's swash plate of face forms first
Between, the plane of lower floor's swash plate at the crest end of the corrugated surface of upper strata swash plate to face forms second space；First space with
The second space alternates setting to form complete fluid passage along liquid flow direction；Oil-polluted water is from the corrugated surface
Vertical cross-section be shaped as rectangular side and enter, turbulent flow is formed when flowing through the fluid passage, in the oil-polluted water
Oil droplet is intercepted at first space, and water droplet is flowed out by the fluid passage, realizes a water-oil separating.
Preferably, in the swash plate separator, trough end to the lower floor of the corrugated surface of the upper strata swash plate
First vertical range of the plane of swash plate is 1mm-8mm；The crest end of the corrugated surface of the upper strata swash plate is to lower floor's swash plate
The second vertical range of plane be 15mm-30mm；
First framework includes the connector of two side plates being oppositely arranged and fixed side；The swash plate logical first
Fixture is fixed in first framework, and the fixture is U-type groove, and the notch of U-type groove is relative on two side plates；The U
Setting direction of the type groove on the side plate is from the horizontal by 15 ° of -45 ° of angles；
The angle that two plate faces of trough are formed on the corrugated surface is 60 ° -120 °, and crest is formed on the corrugated surface
The angle of two plate faces is 60 ° -120 °；
The cross sectional shape of the vertical direction of the side of swash plate one is that peak line forms with wave, the swash plate opposite side
The cross sectional shape of the vertical direction on side is rectangle, and a side and another side are intersected；
The material of the swash plate is polyvinyl chloride；The plane of the swash plate passes through oxidation processes.
Preferably, the horizontal range on the corrugated surface between two neighboring crest is equal；
First vertical range is 1mm-5mm, and second vertical range is 15mm-25mm；The U-type groove is described
Setting direction on side plate is from the horizontal by 20 ° of -30 ° of angles；
The angle that two plate faces of the trough are formed on the corrugated surface is 90 °, and the ripple is formed on the corrugated surface
The angle of two plate faces at peak is 90 °；
The length of the swash plate is 0.5m-1m, width 0.5m-1m, and the swash plate is shaped as square, the swash plate
Quantity be 5-20.
Preferably, second framework comprises at least the connector of two side plates being oppositely arranged and fixed side,
The cohesion Netcom crosses the second fixture and is vertically arranged between two side plates, and second fixture is screw；The unit
Filter screen connection arranged in arrays forms the cohesion net；The quantity of the cohesion net is 5-20；The cohesion net is shaped as growing
It is square.
Preferably, the length of the unit filter screen is 3cm-10cm, the width of the unit filter screen is 3cm-10cm；Phase
The spacing of adjacent two polyvinyl chloride silks is 0.3mm-0.4mm, and the height of the polyvinyl chloride silk is 0.3mm-0.4mm；It is described fall
The height of rectangular pyramid is 3cm-5cm；The side of rectangular pyramid forms 20 ° of -30 ° of angles with horizontal direction.
Preferably, the height of the rectangular pyramid is 3cm-4cm；The side of the rectangular pyramid is formed with horizontal direction
25 ° of -30 ° of angles；Oxidation processes are passed through on the surface of the polyvinyl chloride silk.
The present invention compared with prior art, has advantages below：
The surface area of the swash plate separator of the present invention is three times of traditional swash plate separator surface area, and of the invention is oblique
The separative efficiency of plate separator is far above traditional swash plate separator, in unit volume, swash plate surface area of the invention
After increase, the separation that particle diameter is more than 40 microns oil droplets can be achieved, the swash plate surface area of swash plate separator of the invention increases,
But overall volume diminishes, convenient operation, cost is reduced.
The material selection polyvinyl chloride of filter screen in the coacervation and separation device of the present invention, the material are easier to oil droplet attachment, converged
Poly-, increase, finally shakes off filter screen and floats to form target oil reservoir, and shaped like bucket-shaped, the design can accommodate more its device lattice filter screen
Oil-water mixture enters, and more oil droplets is intercepted in filter screen entrance side to form water-oil separating；The agglomeration separation dress of the present invention
Put after swash plate separator carries out first separation, can be again by particle diameter in secondary oil-polluted water in 20 micron of -40 microns
Oil droplet is isolated and separating effect is preferable.
After the oil-polluted water separator of the present invention is by swash plate separation and agglomeration separation, finally separable particle diameter is 20 microns
Oil droplet above, oil removal rate is high, and processing cost can save more than 50%, and energy consumption compared with traditional hollow filtering technique
It is low, current are maintained, volume diminishes but separating area becomes big, and service life is up to 5-8.
The oil-polluted water separator and traditional separator structure of the present invention is entirely different, and separating effect and efficiency are significantly
Improve, belong to innovation research in this area, have great application prospect and very big economic interests.
Brief description of the drawings：
Fig. 1 is the diagrammatic cross-section of oil-polluted water separator provided in an embodiment of the present invention；
Fig. 2 is the overall structure diagram of swash plate separator provided in an embodiment of the present invention；
Fig. 3 is that the one side of swash plate separator provided in an embodiment of the present invention is the swash plate that plane another side is corrugated surface
One vertical cross-section schematic diagram；
Fig. 4 is the structural representation of swash plate corrugated surface provided in an embodiment of the present invention；
Fig. 5 is the structural representation of one piece of swash plate provided in an embodiment of the present invention；
Fig. 6 is the liquid stream formed between the corrugated surface of upper strata swash plate provided in an embodiment of the present invention and the plane of lower floor's swash plate
The structural representation of passage vertical cross-section；
Fig. 7 is the structural representation of coacervation and separation device provided in an embodiment of the present invention；
Fig. 8 is a structural representation of cohesion net provided in an embodiment of the present invention；
Fig. 9 is another structural representation of cohesion net provided in an embodiment of the present invention；
Figure 10 is the dimensional structure diagram of unit filter screen provided in an embodiment of the present invention；
Figure 11 is the schematic perspective view of polyvinyl chloride silk provided in an embodiment of the present invention；
Figure 12 is the angle schematic diagram that the face of unit filter screen provided in an embodiment of the present invention is formed with horizontal plane；
Figure 13 is the schematic diagram of the interception oil droplet of unit filter screen provided in an embodiment of the present invention.
(arrow only represents water (flow) direction in figure)
Reference：
1. oil-polluted water separator, 2. pretreatment units, 201. imports, 202. splashing separator disks, 203. input ducts,
204. sludge hoppers, 3. swash plate separators, 301. first frameworks, 302. first fixtures, 303. swash plates, 3031. planes,
3032. corrugated surfaces, 3033. first spaces, 3034. second spaces, 3035. corrugated surface angles, 4. coacervation and separation devices, 401.
Two frameworks, 402. second fixtures, 403 cohesion nets, 404 unit filter screens, 4041. fall rectangular pyramid side, 405. polyvinyl chloride
Silk, 406. gaps, 407. oil droplets, 5. sewage delivery devices, 501. outlets, 502. conveyance conduits, 6. delivery pumps, 7. chains of command
Plate, 8. first liquid level sensors, 9. second liquid level sensors, 10. oil grooves, 11. sludge baffle plates, 12. Sewage baffles.
Embodiment
Be further illustrate the present invention to reach the technological means and effect that predetermined goal of the invention is taken, below with compared with
Good embodiment, to embodiment, technical scheme, feature and its effect according to the present patent application, describe in detail as after.Under
State it is bright in multiple embodiments in special characteristic, structure or feature can be combined by any suitable form.
Embodiment 1
A kind of oil-polluted water separator 1, one end of above-mentioned separator are entered at least provided with oil-polluted water as shown in Fig. 1-Figure 13
Mouth 201, the other end is at least provided with sewage discharge outlet 501；From above-mentioned import 201 to above-mentioned outlet 501, in above-mentioned separator according to
It is secondary including：Pretreatment unit 2, for separating sludge in above-mentioned oil-polluted water；
Swash plate separator 3, its top and bottom are closely connected with the top of above-mentioned separator and bottom respectively, above-mentioned oblique
Plate separator is used for a water-oil separating；
Coacervation and separation device 4, its top and bottom are closely connected with the top of above-mentioned separator and bottom respectively, above-mentioned solidifying
Poly- separator is used for secondary water-oil separating；
The top end of above-mentioned separator is provided with to be divided for accommodating above-mentioned swash plate separator 3 with above-mentioned coacervation and separation device 4
Separate out the oil groove 10 of oil；Above-mentioned outlet connects delivery pump 6, for the sewage in above-mentioned oil-polluted water to be taken out from above-mentioned separator
Go out；
Wherein, above-mentioned coacervation and separation device 4 includes the second framework 401 and is fixed on multiple in above-mentioned second framework 401
Condense net 403；Above-mentioned cohesion net includes multiple unit filter screens 404, and said units filter screen 404 is horizontal by polyvinyl chloride silk 405
The bottom surface being unidirectionally knitted to form is upward and open hollow rectangular pyramid, multiple unit filter screen openings are interconnected to form upward
State cohesion net；Wherein, the spacing of adjacent two polyvinyl chloride silks is 0.3mm-0.5mm, and above-mentioned polyvinyl chloride silk is cuboid；On
State cohesion net it is open horizontal positioned upward when, it is above-mentioned fall rectangular pyramid side form 10 ° of -30 ° of angles with horizontal direction.
Oil-polluted water carries out a water-oil separating after pretreatment unit removes sludge, by swash plate separator and formed
Oil-polluted water, an oil-polluted water enter from the opening end of coacervation and separation device, and oil droplet adheres to and is intercepted on a plurality of
State at the gap formed between polyvinyl chloride silk, water is at above-mentioned gap by realizing secondary water-oil separating and being formed final dirty
Water.
As the preferred of above-described embodiment, above-mentioned pretreatment unit includes input duct, splashing separator disk and sludge hopper,
Above-mentioned input duct is stretched into above-mentioned pretreatment unit through above-mentioned import, top and the above-mentioned separator of above-mentioned splashing separator disk
Top shell connection, above-mentioned splashing separator disk vertically in the above-mentioned pretreatment unit, the bottom of above-mentioned splashing separator disk with
The bottom of above-mentioned separator has spacing, and above-mentioned spacing is used for above-mentioned oil-polluted water by the way that the bottom of above-mentioned pretreatment unit is set
There is sludge hopper, above-mentioned sludge hopper is used to accommodate the sludge for settling and filtering out in above-mentioned oil-polluted water.
As the preferred of above-described embodiment, above-mentioned separator includes sewage delivery device, for accommodating and conveying above-mentioned contain
The sewage isolated in oily water；Liquid level sensor is provided with above-mentioned sewage delivery device, above-mentioned liquid level sensor passes through above-mentioned
Through hole that separator opens up at the top of above-mentioned sewage delivery device inserts in above-mentioned sewage delivery device liquid to detect dirt
Aqueous position.
Sewage is provided with as the preferred of above-described embodiment, between above-mentioned coacervation and separation device and above-mentioned sewage delivery device to keep off
Plate, the top and bottom of above-mentioned Sewage baffle correspond to respectively closely to be connected with the top of above-mentioned separator and bottom, above-mentioned sewage
Baffle plate bottom is provided with a through hole, and conveyance conduit one end is stretched into above-mentioned sewage delivery device straight up after passing through above-mentioned through hole,
The other end effluent sewerage of above-mentioned conveyance conduit, above-mentioned sewage is from the exit of above-mentioned separator by above-mentioned conveying pumped；On
State and be provided with control panel outside separator, for controlling above-mentioned drain separator to run.
As the preferred of above-described embodiment, the plane at the trough end of the corrugated surface of above-mentioned upper strata swash plate to above-mentioned lower floor's swash plate
The first vertical range be 1mm-8mm；The crest end of the corrugated surface of above-mentioned upper strata swash plate to above-mentioned lower floor's swash plate plane
Two vertical ranges are 15mm-30mm；Above-mentioned vertical range be according to the density of oil-polluted water it is different from viscosity and institute it is to be separated
Oil droplet size different designs；The present invention designs above-mentioned distance according to oil-polluted water to be processed, and main purpose is to separate
Oil droplet of the particle diameter more than 40 microns, 40 microns of oil droplet coalescence is increased to more than 100-150 microns, and reaching oil droplet floating needs
The buoyancy wanted；Preferably, above-mentioned first vertical range is 1mm-5mm, and above-mentioned second vertical range is 15mm-25mm；Further
Preferably, above-mentioned first vertical range is 1mm-3mm, and above-mentioned second vertical range of stating is 15-20mm, using the preferred size,
It is to improve water-oil separating efficiency and separate oil droplet of the particle diameter more than 40 microns as far as possible.
As the preferred of above-described embodiment, the material of above-mentioned swash plate is polyvinyl chloride, and pvc material is easier to adsorb
Oil droplet, i.e., oil is easily hung, be advantageous to oil droplet convergence increase；The plane of above-mentioned swash plate passes through oxidation processes, by oxidation processes
Pvc material is further easier absorption oil droplet.
As the preferred of above-described embodiment, above-mentioned first framework includes two side plates being oppositely arranged and fixed side
Connector；Above-mentioned swash plate is fixed in framework by the first fixture, and the first fixture is U-type groove, U-type groove on two side plates
Notch is relative；Setting direction of the U-type groove on side plate is from the horizontal by 15 ° of -45 ° of angles.The angle be based on crude density,
Viscosity, the fluid passage of oil-polluted water component and the requirement design different length to separating effect and angle；Further preferably
, swash plate of the invention is inserted in above-mentioned U-type groove relative to horizontal direction with 20 ° -30 ° of angle；Above-mentioned first fixture
Can be buckle etc., the part that swash plate can be fixed on side plate, the U-type groove that designs of the present invention is bar shaped, U-type groove length
Identical with swash plate length, the notch size of U-type groove just can be inserted swash plate and not slide, i.e., the receiving in U-type groove is empty
Between and swash plate thickness matching, swash plate quantity can be increased or decreased according to being actually needed, it is easy to operate.
As the preferred of above-described embodiment, angle that two plate faces of above-mentioned trough are formed on above-mentioned corrugated surface is 60 °-
120 °, the density and viscosity of the invention according to oil water mixture to be processed, preferably angle is designed as 90 °；On above-mentioned corrugated surface
The angle for forming two plate faces of above-mentioned crest is 60 ° of -120 ° of present invention according to the density of oil water mixture to be processed and glued
Degree, preferably crest angle 1021 are 90 °.
As the preferred of above-described embodiment, above-mentioned swash plate is integral, and is simultaneously plane, and another side is that corrugated surface is above-mentioned flat
The length of panel and corrugated-sheet paneling corresponds to identical respectively with width；It is solid between plane and corrugated surface on above-mentioned same swash plate
Or hollow body, it is convenient to operate in order to save material and mitigate the weight of separator, on same swash plate of the invention
It is hollow body between plane and corrugated surface.
As the preferred of above-described embodiment, the cross sectional shape of the vertical direction of the above-mentioned side of swash plate one is peak line and wave
Line forms, and the cross sectional shape of the vertical direction of above-mentioned another side of swash plate is rectangle, an above-mentioned side and above-mentioned another side
It is intersecting.
As the preferred of above-described embodiment, the horizontal range on above-mentioned wave between two neighboring crest is equal；Work as institute
The density of oil-polluted water to be processed and viscosity are bigger, and the horizontal range on above-mentioned wave between two neighboring crest is bigger,
It is on the contrary.
As the preferred of above-described embodiment, a length of 0.5m-1m of above-mentioned swash plate, a width of 0.5m-1m, swash plate are shaped as just
It is square；The quantity of swash plate is 5-20；The length and width of swash plate can be designed with, shape and quantity according to being actually needed, and such as may be used
Designed according to the treating capacity of oil-polluted water.
As the preferred of above-described embodiment, second framework comprises at least two side plates being oppositely arranged and affixed side
The connector of plate, the cohesion Netcom cross the second fixture and are vertically arranged between two side plates, and second fixture is spiral shell
Nail, can also be by other means on cohesion net is fixed and side plate, such as clamping part etc..
As the preferred of above-described embodiment, the unit filter screen connection arranged in arrays forms the cohesion net, using square
Battle array arrangement can make full use of cohesion net, improve separative efficiency.
As the preferred of above-described embodiment, the quantity of the cohesion net is 5-20, and the number and shape for condensing net can basis
It is actually needed to determine, quantity can determine according to treating capacity；The cohesion net is shaped as rectangle.
As the preferred of above-described embodiment, oxidation processes are passed through on the surface of the polyvinyl chloride silk, by oxidation processes
Polyvinyl chloride is easier to adsorb oil droplet.
As the preferred of above-described embodiment, the length of the unit filter screen is 3cm-10cm, the unit filter screen
Width is 3cm-10cm.
As the preferred of above-described embodiment, the spacing of adjacent two polyvinyl chloride silks is 0.3mm-0.4mm, and the spacing is root
Depending on oil-polluted water viscosity and density, i.e., depending on actual oil droplet size, further preferred 0.4mm；The polyvinyl chloride
The height of silk is 0.3mm-0.4mm.
As the preferred of above-described embodiment, the side of rectangular pyramid forms 20 ° of -30 ° of angles with horizontal direction, enters one
Walk preferably 25 ° of -30 ° of angles, more preferably 30 ° of angles；As shown in fig. 6, using above-mentioned angle, it is easier to absorption is more head on into
The oil droplet entered.
As the preferred of above-described embodiment, it is described fall rectangular pyramid height be 3cm-5cm, further preferred 3-4cm, it is optimal
4cm is selected, above-mentioned height is depending on oil-polluted water viscosity, density and treating capacity.
The weaving of unit filter screen, weaving, the oxidation processes of polyvinyl chloride, the swash plate of cohesion net in the present invention
Preparation technology, oxidation processing technique belong to prior art.
Traditional swash plate two sides is corrugated surface, and the undaform liquid for foring diameter all same moves passage；This is logical
Oil-polluted water in road the mixed mode disperseed, can not form turbulent flow, it is impossible to realize that oil droplet touches without convergence-scattered-convergence-
Hit, small oil droplet can not converge to form larger oil droplet, and then can not preferably carry out water-oil separating, and oil-water separation is poor, especially not
Oil droplet of the oil droplet size in 40 microns can be isolated.
The two sides of swash plate of the present invention is different, is simultaneously plane, and another side is corrugated surface, form the first space (narrow footpath) with
Second space (wide footpath), above-mentioned first space and above-mentioned second space are in the horizontal direction (horizontal direction when swash plate is horizontal positioned)
Alternate the fluid passage of setting, the fluid passage-it is wide-narrow-wide-narrow-Combination Design therein contain greasy dirt to flowing into
Water forms multiple turbulent flow, and the formation of the turbulent flow adds the chance that oil droplet collides in oil-polluted water, and then adds small particle oil
Drop convergence forms the chance of big particle diameter oil droplet, is first intercepted after big particle diameter oil droplet increases to a certain extent by the first space (narrow footpath)
Stop flow forward, oil droplet size increase after buoyancy increase so that shake off swash plate dissimulated electricity power, spun off from swash plate to
Floating combinate form passes through fluid course into target oil reservoir, hydrone, it is thus achieved that oil is extraordinary with water in oil-polluted water
Separating effect.
The surface area of the swash plate separator of the present invention is three times of traditional swash plate separator surface area, but overall volume
Diminish, convenient operation, reduce cost.The separative efficiency of the swash plate separator of the present invention is far above traditional swash plate separation dress
Put, in unit volume, after swash plate surface area of the invention increase, it is 40 microns to oil that particle diameter in oil water mixture, which can be achieved,
The separation of drop.
The swash plate separator of the present invention can combine the water-oil separating for carrying out oil-polluted water with other separators of routine,
There is very big application prospect particularly with the separation of oil and water in crude oil；Oil droplet in the main oil-polluted water to be processed of the present invention
Particle diameter is 40 microns or more, and traditional swash plate separator is the oil droplet that can not realize 40 microns of separation, of the invention
The swash plate separator of the present invention is devised mainly for above-mentioned technical problem, swash plate separator of the invention can be with other oil
The device of water separation is used cooperatively.
Filter screen is shaped like rectangular pyramid in the coacervation and separation device of the present invention, and the rectangular pyramid that should fall has certain depth, with level
Face has certain angle, laterally unidirectional braiding, and more oil-polluted waters can be accommodated by, which being designed more than, enters, it is easier to absorption oil
Drop, more oil droplets can be intercepted in filter screen entrance side (entering from opening) to form water-oil separating.The agglomeration separation of the present invention
Device can isolate particle diameter from oil-polluted water in the oil droplet of 20 micron of -40 microns and separating effect is preferable.
Water-oil separating processing is carried out to oil-polluted water using the oil-polluted water separator of the embodiment of the present invention 1, it specifically should
Use-case is as follows.
Application examples 1
The oil-polluted water of A sewage treatment plants is handled, after testing, oil droplet size about exists in untreated preceding above-mentioned oil-polluted water
220-310 μm or so, oil content 37454.31mg/L, suspension content 8241.0mg/L；
Above-mentioned oil-polluted water enters from the import of the oil-polluted water separator (as shown in Figure 1) of the present invention, preprocessed dress
After putting separated sludge, and a water-oil separating is carried out through swash plate separator, more than 40 microns of oil droplet is mainly separated by swash plate
The first Space Interception convergence fusion of device, oil droplet size float up to target oil groove after becoming big, water flows out real by fluid passage
An existing water-oil separating；An oil-polluted water caused by water-oil separating enters from the opening end of coacervation and separation device carries out two
Secondary water-oil separating, the oil droplet of 20 micron of -40 microns is adsorbed to be intercepted in the hole of the polyvinyl chloride silk of cohesion net and converges
Poly- fusion, floats up to target oil groove after particle diameter increase, water realizes secondary water-oil separating by gap outflow；Secondary separation go out two
Delivery pump of the secondary oil-polluted water through sewage delivery device is as final separation sewage transport to predetermined place；Final sewage is carried out
Sample detecting, after testing, the Oil in Sewage Water after separator is handled drip particle diameter about at 12-22 μm or so, and oil content drops to
61.25mg/L, suspension content are reduced to 99.23mg/L, and sewage is sent out when sharing 14 minutes from start to process to final sewage；
Wherein, swash plate and horizontal plane angle are 30 °, and the angle that two plate faces of trough are formed on corrugated surface is 90 °, first
Vertical range is 3mm, and the second vertical range is 15mm, and the plane of swash plate passes through oxidation processes, swash plate long 0.8m, wide 0.8m, shape
Shape is square, and swash plate quantity is 15；Wherein, the spacing of adjacent two polyvinyl chloride silks is 0.3mm, rectangular pyramid height
For 4cm, the side of rectangular pyramid forms 30 ° of angles with horizontal direction, and the length of unit filter screen be 6cm, width 4cm, is condensed
Netting index amount is 10.
Application examples 2
The oil-polluted water of B sewage treatment plants is handled, after testing, oil droplet size about exists in untreated preceding above-mentioned oil-polluted water
210-360 μm or so, oil content 41360mg/L, suspension content 9724mg/L；
Above-mentioned oil-polluted water enters from the import of the oil-polluted water separator (as shown in Figure 1) of the present invention, preprocessed dress
After putting separated sludge, and a water-oil separating is carried out through swash plate separator, more than 40 microns of oil droplet is mainly separated by swash plate
The first Space Interception convergence fusion of device, oil droplet size float up to target oil groove after becoming big, water flows out real by fluid passage
An existing water-oil separating；An oil-polluted water caused by water-oil separating enters from the opening end of coacervation and separation device carries out two
Secondary water-oil separating, the oil droplet of 20 micron of -40 microns is adsorbed to be intercepted in the hole of the polyvinyl chloride silk of cohesion net and converges
Poly- fusion, floats up to target oil groove after particle diameter increase, water realizes secondary water-oil separating by gap outflow；Secondary separation go out two
Delivery pump of the secondary oil-polluted water through sewage delivery device is as final separation sewage transport to predetermined place；Final sewage is carried out
Sample detecting, after testing, the Oil in Sewage Water after separator is handled drip particle diameter about at 14-23 μm or so, and oil content drops to
67.68mg/L, suspension content are reduced to 110.1mg/L, and sewage is sent out when sharing 12 minutes from start to process to final sewage；
Wherein, swash plate and horizontal plane angle are 20 °, and the angle that two plate faces of trough are formed on corrugated surface is 90 °, first
Vertical range is 3.5mm, and the second vertical range is 18mm, and the plane of swash plate passes through oxidation processes, swash plate long 0.5m, wide 0.5m,
Square is shaped as, swash plate quantity is 18；Wherein, the spacing of adjacent two polyvinyl chloride silks is 0.4mm, rectangular pyramid height
Spend for 3cm, the side of rectangular pyramid and horizontal direction form 20 ° of angles, and the length of unit filter screen be 5cm, width 5cm, solidifying
Poly- netting index amount is 12.
Application examples 3
The oil-polluted water of C sewage treatment plants is handled, after testing, oil droplet size about exists in untreated preceding above-mentioned oil-polluted water
280-350 μm or so, oil content 682.1mg/L, suspension content 212.4mg/L；
Above-mentioned oil-polluted water enters from the import of the oil-polluted water separator (as shown in Figure 1) of the present invention, preprocessed dress
After putting separated sludge, and a water-oil separating is carried out through swash plate separator, more than 40 microns of oil droplet is mainly separated by swash plate
The first Space Interception convergence fusion of device, oil droplet size float up to target oil groove after becoming big, water flows out real by fluid passage
An existing water-oil separating；An oil-polluted water caused by water-oil separating enters from the opening end of coacervation and separation device carries out two
Secondary water-oil separating, the oil droplet of 20 micron of -40 microns is adsorbed to be intercepted in the hole of the polyvinyl chloride silk of cohesion net and converges
Poly- fusion, floats up to target oil groove after particle diameter increase, water realizes secondary water-oil separating by gap outflow；Secondary separation go out two
Delivery pump of the secondary oil-polluted water through sewage delivery device is as final separation sewage transport to predetermined place；Final sewage is carried out
Sample detecting, after testing, about at 18 μm -23 μm or so, oil content declines the Oil in Sewage Water drop particle diameter after separator is handled
To 37.23mg/L, suspension content is reduced to 77.12mg/L, and sewage is sent out when sharing 9 minutes from start to process to final sewage；
Wherein, swash plate and horizontal plane angle are 15 °, and the angle that two plate faces of trough are formed on corrugated surface is 90 °, first
Vertical range is 5mm, and the second vertical range is 20mm, and the plane of swash plate is passed through oxidation processes, the long 1m of swash plate, wide 1m, is shaped as
Square, swash plate quantity are 12；Wherein, the spacing of adjacent two polyvinyl chloride silks is 0.5mm, and the height of rectangular pyramid is
5cm, the side of rectangular pyramid and horizontal direction form 15 ° of angles, the length of unit filter screen be 8cm, width 5cm, cohesion net
Quantity is 8.
By above-mentioned application examples 1-3, before oily waste water treatment with the oil droplet size after processing, oil content and suspension content
Understand, oil-polluted water separator of the invention can carry out water-oil separating to oil-polluted water, and separating effect is preferable, it is possible to achieve
Separation of the oil droplet size more than 20 microns.
After the oil-polluted water separator of the present invention is by swash plate separation 3 and agglomeration separation 4, finally separable particle diameter is 20 micro-
Oil droplet more than rice, oil removal rate is high, and processing cost can save more than 50% compared with traditional hollow filtering technique, traditional dirt
When separator separates oil-polluted water, typically at least need more than 40 minutes, could separate oil droplet in oil-polluted water and
Oil content of wastewater after separation or a lot, oil droplet size is larger, and the oil-polluted water separator of the present invention is dirty by initial oil
Water is separated into oil droplet size substantially in the oil droplet of 20 microns, and only needs 9-15 minutes, therefore, using the present invention
Oil-polluted water separator separation oil-polluted water, more than 20 microns oil droplets can not only be isolated, and the time used is much
Less than Conventional temporal.
Part, those skilled in the art can not select from the prior art to the greatest extent in the embodiment of the present invention.
Disclosed above is only the embodiment of the present invention, but protection scope of the present invention is not limited thereto, and is appointed
What those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with above-mentioned scope of the claims.
Claims (10)
1. a kind of oil-polluted water separator, it is characterised in that one end of the separator is another at least provided with oil-polluted water import
End is at least provided with sewage discharge outlet；From the import to the outlet, include successively in the separator：
Pretreatment unit, for separating sludge in the oil-polluted water；
Swash plate separator, its top and bottom are closely connected with the top of the separator and bottom respectively, the swash plate point
It is used for a water-oil separating from device；
Coacervation and separation device, its top and bottom are closely connected with the top of the separator and bottom respectively, the cohesion point
It is used for secondary water-oil separating from device；
The top end of the separator be provided be used for accommodate the swash plate separator separated with the coacervation and separation device it is fuel-displaced
Oil groove；The outlet connection delivery pump, for the sewage in the oil-polluted water to be extracted out from the separator；
Wherein, the coacervation and separation device includes the second framework and the multiple cohesion nets being fixed in second framework；It is described
Cohesion net includes multiple unit filter screens, the unit filter screen be by the horizontal bottom surface being unidirectionally knitted to form of polyvinyl chloride silk upward and
Open hollow rectangular pyramid, multiple unit filter screen openings are interconnected to form the cohesion net upward；Wherein, adjacent two are gathered
The spacing of vinyl chloride silk is 0.3mm-0.5mm, and the polyvinyl chloride silk is cuboid；The cohesion net is open horizontal positioned upward
When, the side of rectangular pyramid forms 10 ° of -30 ° of angles with horizontal direction.
2. a kind of oil-polluted water separator according to claim 1, it is characterised in that the pretreatment unit includes feed liquor
Pipeline, splashing separator disk and sludge hopper, the input duct are stretched into the pretreatment unit through the import, described to fly
The top for splashing separator disk is connected with the top of the separator, and the splashing separator disk is located in the pretreatment unit vertically,
The bottom of the splashing separator disk and the bottom of the separator have a spacing, the spacing be used for the oil-polluted water by,
The bottom of the pretreatment unit is provided with sludge hopper, and the sludge hopper is used to accommodate what sedimentation in the oil-polluted water filtered out
Sludge.
3. a kind of oil-polluted water separator according to claim 1, it is characterised in that the separator includes sewage transport
Device, for accommodating and conveying the sewage isolated in the oil-polluted water；The swash plate separator and the sewage transport
The first liquid level sensor, the through hole insertion that first liquid level sensor opens up through separator top are provided between device
To detect sewage level in liquid between the swash plate separator and the sewage delivery device；The sewage delivery device
The second liquid level sensor is inside provided with, second liquid level sensor is through the separator close to the top of the sewage delivery device
Through hole that portion opens up inserts in the sewage delivery device liquid to detect sewage level.
A kind of 4. oil-polluted water separator according to claim 3, it is characterised in that the swash plate separator with it is described
Sewage baffle is provided between sewage delivery device, the top and bottom of the Sewage baffle correspond to the top with the separator respectively
End and bottom closely connect, and the Sewage baffle bottom is provided with a through hole, conveyance conduit one end through after the through hole vertically to
On stretch into the sewage delivery device, the other end effluent sewerage of the conveyance conduit, the sewage is from the separator
Exit is by the conveying pumped；Control panel is provided with outside the separator, for controlling the drain separator to run.
5. a kind of oil-polluted water separator according to claim 1, it is characterised in that the swash plate separator includes the
One framework and swash plate, the swash plate have relative two sides, are simultaneously plane, another side is corrugated surface；The plane of the swash plate
Upward, ripple is face-down and the swash plate is fixed in first framework with the horizontal acute angle；The corrugated surface of upper strata swash plate
Trough end to the plane of lower floor's swash plate of face form the first space, under crest end to the face of the corrugated surface of upper strata swash plate
The plane of layer swash plate forms second space；First space alternates setting with the second space along liquid flow direction
To form complete fluid passage；The vertical cross-section of oil-polluted water from the corrugated surface is shaped as rectangular side and entered, and flows through
Form turbulent flow during the fluid passage, the oil droplet in the oil-polluted water is intercepted at first space, and water droplet passes through institute
Fluid passage outflow is stated, realizes a water-oil separating.
A kind of 6. oil-polluted water separator according to claim 5, it is characterised in that in the swash plate separator,
The trough end of the corrugated surface of the upper strata swash plate to the first vertical range of the plane of lower floor's swash plate is 1mm-8mm；It is described
The crest end of the corrugated surface of upper strata swash plate to the second vertical range of the plane of lower floor's swash plate is 15mm-30mm；
First framework includes the connector of two side plates being oppositely arranged and fixed side；The swash plate logical first is fixed
Part is fixed in first framework, and the fixture is U-type groove, and the notch of U-type groove is relative on two side plates；The U-type groove
Setting direction on the side plate is from the horizontal by 15 ° of -45 ° of angles；
The angle that two plate faces of trough are formed on the corrugated surface is 60 ° -120 °, and two of crest are formed on the corrugated surface
The angle of plate face is 60 ° -120 °；
The cross sectional shape of the vertical direction of the side of swash plate one is that peak line forms with wave, another side of swash plate
The cross sectional shape of vertical direction is rectangle, and a side and another side are intersected；
The material of the swash plate is polyvinyl chloride；The plane of the swash plate passes through oxidation processes.
A kind of 7. oil-polluted water separator according to claim 6, it is characterised in that two neighboring ripple on the corrugated surface
Horizontal range between peak is equal；
First vertical range is 1mm-5mm, and second vertical range is 15mm-25mm；The U-type groove is in the side plate
On setting direction from the horizontal by 20 ° of -30 ° of angles；
The angle that two plate faces of the trough are formed on the corrugated surface is 90 °, and the crest is formed on the corrugated surface
The angle of two plate faces is 90 °；
The length of the swash plate is 0.5m-1m, width 0.5m-1m, and the swash plate is shaped as square, the number of the swash plate
Measure as 5-20.
8. a kind of oil-polluted water separator according to claim 1, it is characterised in that second framework comprises at least two
The connector of the individual side plate being oppositely arranged and fixed side, the cohesion Netcom cross the second fixture and are vertically arranged at two sides
Between plate, second fixture is screw；The unit filter screen connection arranged in arrays forms the cohesion net；The cohesion
The quantity of net is 5-20；The cohesion net is shaped as rectangle.
9. a kind of oil-polluted water separator according to claim 1, it is characterised in that the length of the unit filter screen is
3cm-10cm, the width of the unit filter screen is 3cm-10cm；The spacing of adjacent two polyvinyl chloride silks is 0.3mm-0.4mm,
The height of the polyvinyl chloride silk is 0.3mm-0.4mm；The height of the rectangular pyramid is 3cm-5cm；The rectangular pyramid
Side forms 20 ° of -30 ° of angles with horizontal direction.
A kind of 10. oil-polluted water separator according to claim 1, it is characterised in that it is described fall rectangular pyramid height be
3cm-4cm；The side of rectangular pyramid forms 25 ° of -30 ° of angles with horizontal direction；The surface of the polyvinyl chloride silk is passed through
Oxidation processes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710868229.0A CN107540049A (en) | 2017-09-22 | 2017-09-22 | A kind of oil-polluted water separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710868229.0A CN107540049A (en) | 2017-09-22 | 2017-09-22 | A kind of oil-polluted water separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107540049A true CN107540049A (en) | 2018-01-05 |
Family
ID=60964422
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710868229.0A Withdrawn CN107540049A (en) | 2017-09-22 | 2017-09-22 | A kind of oil-polluted water separator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104818A (en) * | 2019-06-03 | 2019-08-09 | 张�杰 | Normal temperature and pressure coagulation type egg Shape Plate Separator |
| CN110723838A (en) * | 2019-11-12 | 2020-01-24 | 杭州路弘科技有限公司 | Centralized liquid treatment method |
-
2017
- 2017-09-22 CN CN201710868229.0A patent/CN107540049A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104818A (en) * | 2019-06-03 | 2019-08-09 | 张�杰 | Normal temperature and pressure coagulation type egg Shape Plate Separator |
| CN110723838A (en) * | 2019-11-12 | 2020-01-24 | 杭州路弘科技有限公司 | Centralized liquid treatment method |
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