CN107162239A - Eddy flow agglomerated air floatation removes oil column - Google Patents
Eddy flow agglomerated air floatation removes oil column Download PDFInfo
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- CN107162239A CN107162239A CN201710403177.XA CN201710403177A CN107162239A CN 107162239 A CN107162239 A CN 107162239A CN 201710403177 A CN201710403177 A CN 201710403177A CN 107162239 A CN107162239 A CN 107162239A
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- Prior art keywords
- air
- flotation
- flotation column
- column
- eddy flow
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
Abstract
A kind of eddy flow agglomerated air floatation removes oil column, including lower air-flotation column, upper air-flotation column, eddy flow dissolving；Provided with cyclone air-flotation collection tank, scum silica frost outlet, cyclone air-flotation post outer barrel, Swirl air-flotation column, water distribution orifice plate, support tube, the coalescent pack of egg tray shape disc, support tube, coalescence inclined plate packing in upper air-flotation column, cyclone air-flotation post outer barrel is connected with eddy flow dissolving；In lower air-flotation column cone cylinder, clean water area, delivery port, dissolved air water outlet, drain are collected provided with baffle plate, dissolved air release, dividing plate, sludge, dissolved air release is connected with eddy flow dissolving, the bottom that sludge collects cone cylinder is provided with precipitation cylinder, precipitation cylinder bottom is connected with Swirl air-flotation column water inlet, precipitation cylinder is connected with clean water area, clean water area is connected with lower air-flotation column, and dissolved air water outlet is connected with eddy flow dissolving；The present invention has the advantages that simple in construction, oil removing oil removal efficiency high, bubble be trickle, disperse is uniform.
Description
Technical field
The present invention relates to the air-floating apparatus used in oil-contaminated water of oil field process field, particularly a kind of eddy flow agglomerated air floatation is removed
Oil column.
Background technology
Produce a large amount of oil-polluted waters in production is refined in oil field development, oil content from tens mg/L~thousands of mg/L, some
Contain polymer in sewage, intractability is big, if these oil-polluted waters are not acted upon being allowed to be discharged into natural environment, inevitable
Oily pollution is caused to natural water, soil.Air-dissolving air-float is one of conventional oil conte, sewage treatment device, mainly by flotation tank,
Air compressor machine, water pump, air accumulator, the composition such as eddy flow dissolving, dissolved air water release.It has the disadvantage that investment is high, floor space is big, rotation
Easily there is air in stream dissolving, bubble release is uneven, optimal gas liquid ratio, oil removing oil removal efficiency can not be kept low.
The content of the invention
It is an object of the invention to solve weak point of the prior art there is provided a kind of simple in construction, oil removing except suspension
The eddy flow agglomerated air floatation of thing efficiency high removes oil column, and the present invention has that floor space is small, bubble is trickle, more using vertical open design
The features such as dissipating uniform, oil removing oil removal efficiency high.
The technical solution adopted for the present invention to solve the technical problems is：A kind of eddy flow agglomerated air floatation remove oil column, including under
Air-flotation column, upper air-flotation column, eddy flow dissolving；It is provided with the upper air-flotation column outside cyclone air-flotation post outer barrel, the cyclone air-flotation post
Cylinder is connected with eddy flow dissolving, provided with lower end and the bottom UNICOM of cyclone air-flotation post outer barrel in the cyclone air-flotation post outer barrel
It is tangentially-arranged on Swirl air-flotation column, the Swirl air-flotation column to have Swirl air-flotation column water inlet, the upper air supporting
The top of post is provided with cyclone air-flotation collection tank, scum silica frost outlet, and the upper air-flotation column is in the outside of cyclone air-flotation post outer barrel under
It is supreme to be sequentially provided with water distribution orifice plate, support tube, the coalescent pack of egg tray shape disc, support tube, coalescence inclined plate packing；The lower air supporting
From top to bottom be sequentially provided with post baffle plate, dissolved air release, dividing plate, sludge collect cone cylinder, clean water area, the dissolved air release with
Eddy flow dissolving is connected, and the bottom that the sludge collects cone cylinder is provided with precipitation cylinder, the precipitation cylinder bottom and Swirl gas
Floating post water inlet is connected；The precipitation cylinder is connected with clean water area by water distribution square tube, in the clean water area and lower air-flotation column
It is connected by water distribution square tube II, delivery port is provided with the lower air-flotation column；Be additionally provided with the lower air-flotation column dissolved air water outlet,
Drain, the dissolved air water outlet is connected with eddy flow dissolving.
Preferably, the upper air-flotation column be connected with lower air-flotation column and between be provided with O-ring seal, the lower air-flotation column
Bottom is provided with bottom plate.
Preferably, the Swirl air-flotation column water inlet is extended on the outside of air-flotation column, the Swirl air supporting
It is connected with check-valves, flowmeter, ball valve, waste water inlet on post water inlet in turn.
Preferably, the top sidewall of the upper air-flotation column is relative to collection tank is provided with cyclone air-flotation collection tank, it is described
Scum silica frost outlet is arranged on collection tank；The upper end end of the Swirl air-flotation column is stretched out cyclone air-flotation post outer barrel and extended to
Gas is floated at collection tank.
Preferably, the bottom of the cyclone air-flotation post outer barrel is provided with low head, the lower envelope of the cyclone air-flotation post outer barrel
The bottom of head is provided with the Swirl air-flotation column blow-off pipe extended on the outside of air-flotation column, the lower envelope of the cyclone air-flotation post outer barrel
The side wall of head is provided with the release extended on the outside of air-flotation column, and the cyclone air-flotation post outer barrel is with eddy flow dissolving by releasing
Put device to be connected, ball valve is provided between release and the eddy flow dissolving.
Preferably, the dissolved air release is six groups and is string configuration, dissolved air release described in six groups passes through
Gas distribution pipe attaching nut is uniformly arranged on the inwall of lower air-flotation column and water outlet direction is towards the axis of lower air-flotation column；It is described
The outer wall of lower air-flotation column is relative to being arranged with the dissolved air water release groove that is communicated with dissolved air release, the molten gas at dissolved air release
Water release groove be provided with dissolved air water import, the dissolved air water import be connected with eddy flow dissolving and between be provided with ball valve.
Preferably, the lower air-flotation column in sludge collect cone cylinder downside be provided with inner cylinder, the clean water area be positioned at
Inner cylinder, sludge collect the closing cavity volume formed between cone cylinder, the inwall of lower air-flotation column, bottom plate；The water distribution square tube and water distribution
Square tube II is ten groups, and water distribution square tube described in ten groups is uniformly arranged on the lower surface that sludge collects cone cylinder, water distribution side described in ten groups
Pipe II is uniformly arranged on inner cylinder, the water distribution square tube and water distribution square tube II be staggered and between its axis in 60 °~
Hexagonal angle is set.
Preferably, described delivery port one end is extended on the outside of lower air-flotation column, the delivery port in lower air-flotation column one
End is provided with an opening up elbow.
Preferably, the precipitation cylinder bottom is provided with circulating water outlet, the circulating water outlet is extended on the outside of air-flotation column
It is connected, is sequentially provided between circulating water outlet and Swirl the air-flotation column water inlet with Swirl air-flotation column water inlet
Ball valve, circulating pump, check-valves.
Preferably, the drain is provided with ball valve, it is sequentially provided between the dissolved air water outlet and eddy flow dissolving
Ball valve, flowmeter, air dissolved pump, check-valves, ball valve, dissolved air water outlet be circumscribed between flowmeter and air dissolved pump ball valve,
Gas flowmeter, the gas flowmeter and contact air.
Sewage enters in Swirl air-flotation column from center cyclone air-flotation post water inlet, in gravity, centrifugal force, pneumatically supported work
Collection tank is floated up to by carrier of bubble with lower oil droplet and fine suspension, under the suspension of bulky grain is under self gravitation effect
It is heavy, realize oil, water, the separation of the suspension first order；Sewage after first order separation enters in coalescence inclined plate packing, tiny oil droplet
Mutually collide, coalesce in coalescence inclined plate packing, small oil droplet becomes larger oil droplet and collection tank, bulky grain are floated up to by carrier of bubble
Suspension because by self gravitation sink, realize oil, water, suspension the second level separate；Sewage after the separation of the second level enters
At egg tray shape disc coalescent pack, when sewage entered the hole of egg tray shape disc coalescent pack, oil droplet and suspension can be produced necessarily
Acceleration, oil droplet floats because of buoyancy, assembles in the groove of egg tray shape disc coalescent pack convex, oil droplet passes through multilayer egg tray
Shape disc coalescent pack aperture is floating to the water surface, and the bulky grain suspension coalesced in egg tray shape disc coalescent pack recess is fallen into down
Portion's settling zone, realizes the third level separation of oil, water, suspension；Water after separation enters through water distribution orifice plate and water distribution square tube
Clean water area, is then finally discharged by water distribution square tube II into lower air-flotation column from through delivery port；Exist by the sewage of tertiary treatment
In the presence of dissolved air water, the tiny oil droplet of water is floated up into collection tank by carrier of bubble, discharges, is deposited on through scum silica frost outlet
Sludge is smashed and is delivered to eddy flow agglomerated air floatation post water inlet by the sludge in precipitation cylinder by circulating pump, is separated again,
Realize sludge purification and the zero blowdown of equipment.
The beneficial effects of the invention are as follows：
1st, using one-level cyclone air-flotation+two-stage agglomerated air floatation handling process, enhance coarse effect, substantially reduce oil droplet and
Suspension floats and sinking time, improves treatment effeciency, in the presence of gravity, centrifugal force and bubble buoyancy, realization oil,
The quick separating of water, suspension.
2nd, two grades are coalescing the mutual collision coalescence shape in inclined plate packing area using oil droplet tiny in inclined plate packing, sewage is coalesced
Into larger oil droplet and the floating upward quickly in the presence of bubble buoyancy.
3rd, three-level use egg tray disc coalescent pack, sewage pass through egg tray disc coalescent pack area when oil droplet and suspension just
Certain flow velocity is had, oil droplet floats because of buoyancy, the suspension of bulky grain sinks because of gravity, assemble poly- in egg egg tray disc
Oil droplet in the groove of knot filler convex is bubbled through the water column by oilhole, and the bulky grain suspension coalesced in recess then falls into bottom and sunk
Region drops, sewage passes through many layered slices of eggs pallet piece coalescent pack, when being greatly improved oil droplet ascent rate, having shortened sewage stop
Between.
The 4th, water distribution orifice plate is set, realizes that dissolved air water is uniformly distributed, dissolved air release uses long strip type structure, dissolved air release
Even circumferential is distributed, and water outlet direction installs in the same direction, and centrifugal force is produced by waterpower itself, increase oil droplet, suspension with
The separative efficiency sticked efficiency, further improve oil and suspension of bubble.
5th, using labyrinth type cloth water-bound, water outlet path is varied multiple times, the water after processing sinks naturally again in clean water area
Drop, it is ensured that stable effluent quality.
6th, dividing plate and precipitation is set to collect cone cylinder, dividing plate effectively prevents the sedimentation of sediment from sinking, in hydraulic cyclone centrifugation
In the presence of power, increase suspension and bubble stick, and reduce sediment, and precipitation collects cone cylinder and facilitates the precipitum to collect, sets
Sediment circulating pump, will precipitate the sediment collected in cone cylinder using circulating pump, breaks up and be delivered to Swirl air-flotation column
The mouth of a river, carries out cyclone air-flotation again and agglomerated air floatation further improves wastewater treatment efficiency, reach equipment zero blowdown.
7th, traditional air compressor machine, air accumulator, the molten gas system of reflux pump are replaced using the air dissolving system of air dissolved pump, eddy flow dissolving
System is trickle with bubble（Diameter is less than 30um）, disperse is uniform, molten gas efficiency high feature.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the embodiment of the present invention；
Fig. 2 is Fig. 1 of the present invention A-A sectional views；
Fig. 3 is Fig. 1 of the present invention B-B sectional views；
Fig. 4 is Fig. 1 of the present invention C-C sectional views；
Fig. 5 is Fig. 1 of the present invention D-D sectional views；
Fig. 6 is Fig. 1 of the present invention E-E sectional views.
Embodiment
Below by specific embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment：
A kind of eddy flow agglomerated air floatation as shown in Figures 1 to 6 removes oil column, including lower air-flotation column 44, upper air-flotation column 8, the molten gas of eddy flow
Tank 37, the upper air-flotation column 8 be connected with lower air-flotation column 44 and between be provided with O-ring seal 17, the lower bottom of air-flotation column 44
Provided with bottom plate 27.
Cyclone air-flotation post outer barrel 11, the cyclone air-flotation post outer barrel 11 and eddy flow dissolving are provided with the upper air-flotation column 44
37 are connected, and the bottom of the cyclone air-flotation post outer barrel 11 is provided with low head 16, the low head of the cyclone air-flotation post outer barrel 11
16 bottom is provided with the Swirl air-flotation column blow-off pipe 50 for extending to the outside of air-flotation column 8, the cyclone air-flotation post outer barrel 11
The side wall of low head 17 be provided with the release 51 for extending to the outside of air-flotation column 8, the cyclone air-flotation post outer barrel 11 and rotation
Stream dissolving 37 is connected by release 51, and ball valve 52 is provided between the release 51 and eddy flow dissolving 37；The rotation
Flow the Swirl air-flotation column 10 provided with lower end with the bottom UNICOM of cyclone air-flotation post outer barrel 11 in air-flotation column outer barrel 11, it is described in
Tangentially-arranged on heart cyclone air-flotation post 10 to have Swirl air-flotation column water inlet 5, the Swirl air-flotation column water inlet 5 extends
Be connected with check-valves 4 on the outside of supreme air-flotation column 8, the Swirl air-flotation column water inlet 5 in turn, it is flowmeter 3, ball valve 2, useless
Water inlet 1.
The top of the upper air-flotation column 8 is provided with cyclone air-flotation collection tank 9, scum silica frost outlet 6, the top of the upper air-flotation column 8
Portion side wall is arranged on collection tank 7 relative to collection tank 7, the scum silica frost outlet 6 is provided with cyclone air-flotation collection tank 9；It is described
The upper end end of Swirl air-flotation column 10 is stretched out cyclone air-flotation post outer barrel 11 and extended at the floating collection tank 9 of gas；The upper gas
Floating post 8 is sequentially provided with water distribution orifice plate 15, support tube 53, egg tray shape disc in the outside of cyclone air-flotation post outer barrel 11 and gathered from the bottom to top
Tie filler 14, support tube 13, coalescence inclined plate packing 12.
Baffle plate 18, dissolved air release 21, dividing plate 22, sludge collection cone are from top to bottom sequentially provided with the lower air-flotation column 44
Cylinder 47, clean water area 46；The dissolved air release 21 is connected with eddy flow dissolving 37, and the dissolved air release 21 is six groups and equal
For string configuration, dissolved air release 21 described in six groups is uniformly arranged in lower air-flotation column 44 by gas distribution pipe attaching nut 19
On wall and water outlet direction is towards the axis of lower air-flotation column 44；The outer wall of the lower air-flotation column 44 is relative to dissolved air release 21
Place is arranged with the dissolved air water release groove 20 communicated with dissolved air release 21, and the dissolved air water release groove 20 is provided with dissolved air water import
48, the dissolved air water import 48 be connected with eddy flow dissolving 37 and between be provided with ball valve 49.
The bottom that the sludge collects cone cylinder 47 is provided with precipitation cylinder 28, the bottom of precipitation cylinder 28 and Swirl air-flotation column
Water inlet 5 is connected, and the bottom of precipitation cylinder 28 is provided with circulating water outlet 40, and the circulating water outlet 40 extends to air-flotation column 44
Outside is connected with Swirl air-flotation column water inlet 5, between circulating water outlet 40 and Swirl the air-flotation column water inlet 5
It is sequentially provided with ball valve 41, circulating pump 42, check-valves 43；The precipitation cylinder 28 is connected with clean water area 46 by water distribution square tube 23,
The clean water area 46 is provided with delivery port with being connected in lower air-flotation column 44 by water distribution square tube II 24 in the lower air-flotation column 44
25, described one end of delivery port 25 extends to the lower outside of air-flotation column 44, and the delivery port 25 is set on one end in lower air-flotation column 44
There is an opening up elbow 26；The downside for collecting cone cylinder 47 in sludge in the lower air-flotation column 44 is provided with inner cylinder 45, described net
Pool 46 holds to collect the closing formed between cone cylinder 47, the inwall of lower air-flotation column 44, bottom plate 27 positioned at inner cylinder 45, sludge
Chamber；The water distribution square tube 23 and water distribution square tube II 24 are ten groups, and water distribution square tube 23 described in ten groups is uniformly arranged on sludge collection
The lower surface of cone cylinder 47, water distribution square tube II 24 is uniformly arranged on inner cylinder 45 described in ten groups, the water distribution square tube 23 and water distribution side
Pipe II 24 is staggered and set between its axis in 60 °~hexagonal angle.
Dissolved air water outlet 29, drain 30 are additionally provided with the lower air-flotation column 44, the dissolved air water outlet 29 is molten with eddy flow
Gas tank 37 is connected, and the drain 30 is provided with ball valve 31, between the dissolved air water outlet 29 and eddy flow dissolving 37 successively
Provided with ball valve 32, flowmeter 33, air dissolved pump 34, check-valves 35, ball valve 36, the dissolved air water outlet 29 is in flowmeter 33 and molten gas
Ball valve 38, gas flowmeter 39, the gas flowmeter 39 and contact air are circumscribed between pump 34.
Sewage enters in Swirl air-flotation column 10 from center cyclone air-flotation post water inlet 5, in gravity, centrifugal force, air supporting
In the presence of oil droplet and fine suspension collection tank 7 is floated up to by carrier of bubble, the suspension of bulky grain is made in self gravitation
With sinking, oil, water, the separation of the suspension first order are realized；Sewage after first order separation enters in coalescence inclined plate packing 12, carefully
Small oil droplet is mutually collided in coalescence inclined plate packing 12, coalesced, small oil droplet becomes larger oil droplet and receipts are floated up to by carrier of bubble
The second level separation of oil groove 7, the suspension of bulky grain because sinking, realizing oil, water, suspension by self gravitation；The second level is separated
Sewage afterwards enter egg tray shape disc coalescent pack 14 at, when sewage entered the hole of egg tray shape disc coalescent pack 14, oil droplet and
Suspension can produce certain acceleration, and oil droplet floats because of buoyancy, assemble in the convex groove of egg tray shape disc coalescent pack 14
Interior, oil droplet, floating to the water surface, and is coalesced in egg tray shape disc coalescent pack 14 by the aperture of multilayer egg tray shape disc coalescent pack 14
The bulky grain suspension of recess falls into bottom settling zone, realizes the third level separation of oil, water, suspension；Water after separation is worn
Cross water distribution orifice plate 15 and water distribution square tube 23 and enter clean water area 46, then by water distribution square tube II 32 enter lower air-flotation column 44 it is last from
Discharged through delivery port 25；Sewage by tertiary treatment is in the presence of dissolved air water, by the tiny oil droplet of water using bubble as carrier
Collection tank 7 is floated up to, is discharged through scum silica frost outlet 6, the sludge being deposited in precipitation cylinder 28 is smashed sludge by circulating pump 42
And eddy flow agglomerated air floatation post water inlet 5 is delivered to, separated again, realize sludge purification and the zero blowdown of equipment.
The beneficial effects of the invention are as follows：
1st, using one-level cyclone air-flotation+two-stage agglomerated air floatation handling process, enhance coarse effect, substantially reduce oil droplet and
Suspension floats and sinking time, improves treatment effeciency, in the presence of gravity, centrifugal force and bubble buoyancy, realization oil,
The quick separating of water, suspension.
2nd, two grades use oil droplet tiny in coalescence inclined plate packing 12, sewage mutually to collide poly- in coalescence inclined plate packing 12 area
Knot forms larger oil droplet and the floating upward quickly in the presence of bubble buoyancy.
3rd, three-level uses egg tray disc coalescent pack 14, oil droplet and suspension when sewage passes through egg tray disc 14th area of coalescent pack
Thing will have certain flow velocity, and oil droplet floats because of buoyancy, and the suspension of bulky grain sinks because of gravity, assemble in egg egg tray disk
Oil droplet in the convex groove of piece coalescent pack 14 is bubbled through the water column by oilhole, and the bulky grain suspension coalesced in recess is then fallen into
Bottom settling zone, sewage passes through many layered slices of eggs pallet piece coalescent pack 14, has been greatly improved oil droplet ascent rate, has shortened dirt
Water retention time.
The 4th, water distribution orifice plate 15 is set, realizes that dissolved air water is uniformly distributed, dissolved air release 21 uses long strip type structure, molten gas is released
The distribution of the even circumferential of device 21 is put, water outlet direction is installed in the same direction, and centrifugal force is produced by waterpower itself, increase oil droplet, hang
The separative efficiency sticked efficiency, further improve oil and suspension of float and bubble.
5th, using labyrinth type cloth water-bound, water outlet path is varied multiple times, the water after processing is natural again in clean water area 46
Sedimentation, it is ensured that stable effluent quality.
6th, dividing plate 22 and precipitation is set to collect cone cylinder 47, dividing plate 22 effectively prevents the sedimentation of sediment from sinking, in waterpower rotation
In the presence of mental and physical efforts of wandering about as a refugee, increase suspension and bubble stick, and reduce sediment, and precipitation collects cone cylinder 47 and facilitates precipitum to receive
Collection, sets sediment circulating pump 42, will precipitate the sediment collected in cone cylinder 47 using circulating pump 42, breaks up and be delivered to center
Cyclone air-flotation post water inlet 5, carries out cyclone air-flotation again and agglomerated air floatation further improves wastewater treatment efficiency, reach equipment zero
Blowdown.
7th, replace traditional air compressor machine, air accumulator, reflux pump molten using the air dissolving system of air dissolved pump 34, eddy flow dissolving 37
Gas system, it is trickle with bubble（Diameter is less than 30um）, disperse is uniform, molten gas efficiency high feature.
Embodiment described above is a kind of preferably scheme of the present invention, not makees any formal to the present invention
Limitation, also has other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (10)
1. a kind of eddy flow agglomerated air floatation removes oil column, including lower air-flotation column（44）, upper air-flotation column（8）, eddy flow dissolving（37）, it is special
Levy and be：The upper air-flotation column（44）It is interior to be provided with cyclone air-flotation post outer barrel（11）, the cyclone air-flotation post outer barrel（11）With eddy flow
Dissolving（37）It is connected, the cyclone air-flotation post outer barrel（11）It is interior to be provided with lower end and cyclone air-flotation post outer barrel（11）Bottom connection
Logical Swirl air-flotation column（10）, the Swirl air-flotation column（10）It is above tangentially-arranged to have Swirl air-flotation column water inlet
（5）, the upper air-flotation column（8）Top be provided with cyclone air-flotation collection tank（9）, scum silica frost outlet（6）, the upper air-flotation column（8）
In cyclone air-flotation post outer barrel（11）Outside be sequentially provided with water distribution orifice plate from the bottom to top（15）, support tube（53）, egg tray shape disc
Coalescent pack（14）, support tube（13）, coalescence inclined plate packing（12）；The lower air-flotation column（44）Inside from top to bottom it is sequentially provided with gear
Plate（18）, dissolved air release（21）, dividing plate（22）, sludge collect cone cylinder（47）, clean water area（46）, the dissolved air release（21）
With eddy flow dissolving（37）It is connected, the sludge collects cone cylinder（47）Bottom be provided with precipitation cylinder（28）, the precipitation cylinder
（28）Bottom and Swirl air-flotation column water inlet（5）It is connected；The precipitation cylinder（28）With clean water area（46）By water distribution side
Pipe（23）It is connected, the clean water area（46）With lower air-flotation column（44）It is interior to pass through water distribution square tube II（24）It is connected, the lower gas
Floating post（44）It is interior to be provided with delivery port（25）；The lower air-flotation column（44）Inside it is additionally provided with dissolved air water outlet（29）, drain（30）, institute
State dissolved air water outlet（29）With eddy flow dissolving（37）It is connected.
2. eddy flow agglomerated air floatation according to claim 1 removes oil column, it is characterised in that：The upper air-flotation column（8）With lower gas
Floating post（44）Be connected and between be provided with O-ring seal（17）, the lower air-flotation column（44）Bottom is provided with bottom plate（27）.
3. eddy flow agglomerated air floatation according to claim 1 removes oil column, it is characterised in that：The Swirl air-flotation column water inlet
Mouthful（5）Extend to air-flotation column（8）Outside, the Swirl air-flotation column water inlet（5）On be connected with check-valves in turn（4）、
Flowmeter（3）, ball valve（2）, waste water inlet（1）.
4. eddy flow agglomerated air floatation according to claim 1 removes oil column, it is characterised in that：The upper air-flotation column（8）Top
Side wall is relative to cyclone air-flotation collection tank（9）Place is provided with collection tank（7）, the scum silica frost outlet（6）It is arranged at collection tank（7）
On；The Swirl air-flotation column（10）Upper end end stretch out cyclone air-flotation post outer barrel（11）Extend to gas and float collection tank
（9）Place.
5. eddy flow agglomerated air floatation according to claim 1 removes oil column, it is characterised in that：The cyclone air-flotation post outer barrel（11）
Bottom be provided with low head（16）, the cyclone air-flotation post outer barrel（11）Low head（16）Bottom provided with extending to air supporting
Post（8）The Swirl air-flotation column blow-off pipe in outside（50）, the cyclone air-flotation post outer barrel（11）Low head（17）Side wall
It is provided with and extends to air-flotation column（8）The release in outside（51）, the cyclone air-flotation post outer barrel（11）With eddy flow dissolving
（37）Pass through release（51）It is connected, the release（51）With eddy flow dissolving（37）Between be provided with ball valve（52）.
6. eddy flow agglomerated air floatation according to claim 1 removes oil column, it is characterised in that：The dissolved air release（21）For six
Group and be string configuration, dissolved air release described in six groups（21）Pass through gas distribution pipe attaching nut（19）It is uniformly arranged on lower gas
Floating post（44）Inwall on and water outlet direction towards lower air-flotation column（44）Axis；The lower air-flotation column（44）Outer wall phase
For dissolved air release（21）Place is arranged with and dissolved air release（21）The dissolved air water release groove communicated（20）, the dissolved air water releases
Put groove（20）It is provided with dissolved air water import（48）, the dissolved air water import（48）With eddy flow dissolving（37）Be connected and between set
There is ball valve（49）.
7. eddy flow agglomerated air floatation according to claim 1 removes oil column, it is characterised in that：The lower air-flotation column（44）It is inherent dirty
Mud collects cone cylinder（47）Downside be provided with inner cylinder（45）, the clean water area（46）For positioned at inner cylinder（45）, sludge collect cone cylinder
（47）, lower air-flotation column（44）Inwall, bottom plate（27）Between the closing cavity volume that is formed；The water distribution square tube（23）With water distribution side
Pipe II（24）It is ten groups, water distribution square tube described in ten groups（23）It is uniformly arranged on sludge and collects cone cylinder（47）Lower surface, ten groups
The water distribution square tube II（24）It is uniformly arranged on inner cylinder（45）On, the water distribution square tube（23）With water distribution square tube II（24）Staggeredly set
Put and set between its axis in 60 °~hexagonal angle.
8. eddy flow agglomerated air floatation according to claim 1 removes oil column, it is characterised in that：The delivery port（25）One end extends
To lower air-flotation column（44）Outside, the delivery port（25）In lower air-flotation column（44）Interior one end is provided with an opening up elbow
（26）.
9. eddy flow agglomerated air floatation according to claim 1 removes oil column, it is characterised in that：The precipitation cylinder（28）Bottom is provided with
Circulating water outlet（40）, the circulating water outlet（40）Extend to air-flotation column（44）Outside and Swirl air-flotation column water inlet
（5）It is connected, the circulating water outlet（40）With Swirl air-flotation column water inlet（5）Between be sequentially provided with ball valve（41）, follow
Ring pump（42）, check-valves（43）.
10. eddy flow agglomerated air floatation according to claim 1 removes oil column, it is characterised in that：The drain（30）It is provided with
Ball valve（31）, the dissolved air water outlet（29）With eddy flow dissolving（37）Between be sequentially provided with ball valve（32）, flowmeter（33）, it is molten
Air pump（34）, check-valves（35）, ball valve（36）, the dissolved air water outlet（29）In flowmeter（33）With air dissolved pump（34）Between it is outer
It is connected to ball valve（38）, gas flowmeter（39）, the gas flowmeter（39）With contact air.
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| CN201710403177.XA CN107162239A (en) | 2017-06-01 | 2017-06-01 | Eddy flow agglomerated air floatation removes oil column |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710403177.XA CN107162239A (en) | 2017-06-01 | 2017-06-01 | Eddy flow agglomerated air floatation removes oil column |
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ID=59822280
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| CN109052558A (en) * | 2018-09-28 | 2018-12-21 | 湖北君集水处理有限公司 | A kind of cyclone air-flotation separator |
| CN110127799A (en) * | 2019-06-25 | 2019-08-16 | 浙江晟科环境工程有限公司 | A kind of microbubble dissolved air water generating system |
| CN110127798A (en) * | 2019-06-25 | 2019-08-16 | 浙江晟科环境工程有限公司 | A kind of microbubble gas-soluble water generating device |
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| CN110127798A (en) * | 2019-06-25 | 2019-08-16 | 浙江晟科环境工程有限公司 | A kind of microbubble gas-soluble water generating device |
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| CN112107888A (en) * | 2020-08-07 | 2020-12-22 | 青岛科技大学 | High-efficiency liquid-liquid two-phase separator with rotational flow and phase separation coupling |
| CN112520874A (en) * | 2020-12-02 | 2021-03-19 | 行謇人工智能科技(上海)有限责任公司 | Intelligent oil-water separation device |
| CN113230697A (en) * | 2021-04-27 | 2021-08-10 | 海际油浮(芜湖)能源科技有限公司 | Three-phase vertical rapid treatment device and method for oilfield produced liquid |
| CN113636617A (en) * | 2021-09-10 | 2021-11-12 | 华东理工大学 | Method and device for quickly removing algae in water by weak cyclone coupling micro-air flotation |
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