CN206858319U - A kind of oil field liquid waste processing coagulation air-float device - Google Patents
A kind of oil field liquid waste processing coagulation air-float device Download PDFInfo
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- CN206858319U CN206858319U CN201720616544.XU CN201720616544U CN206858319U CN 206858319 U CN206858319 U CN 206858319U CN 201720616544 U CN201720616544 U CN 201720616544U CN 206858319 U CN206858319 U CN 206858319U
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- 238000005345 coagulation Methods 0.000 title claims abstract description 72
- 230000015271 coagulation Effects 0.000 title claims abstract description 72
- 239000010808 liquid waste Substances 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 139
- 239000002699 waste material Substances 0.000 claims abstract description 54
- 238000005189 flocculation Methods 0.000 claims abstract description 49
- 230000016615 flocculation Effects 0.000 claims abstract description 49
- 238000006073 displacement reaction Methods 0.000 claims abstract description 38
- 238000000926 separation method Methods 0.000 claims abstract description 29
- 239000010802 sludge Substances 0.000 claims abstract description 16
- 238000007599 discharging Methods 0.000 claims abstract description 10
- 235000014171 carbonated beverage Nutrition 0.000 claims description 37
- 239000007787 solid Substances 0.000 claims description 25
- 239000010865 sewage Substances 0.000 claims description 19
- 239000000701 coagulant Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000008394 flocculating agent Substances 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000003311 flocculating effect Effects 0.000 claims description 3
- 230000001112 coagulating effect Effects 0.000 abstract description 4
- 238000005188 flotation Methods 0.000 abstract description 2
- 230000008092 positive effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000009300 dissolved air flotation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- -1 inorganic matter Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model provides a kind of oil field liquid waste processing coagulation air-float device.Including tank body and the air dissolving system of tank interior is arranged on, tank interior is disposed with coagulation area, flocculation zone and solid-liquid displacement zone from waste liquid entrance to waste liquid outlet；Coagulation area, flocculation zone and tank body regional percentage shared by solid-liquid displacement zone are 1:1:2；Tank base is provided with sludge discharging area.Coagulating basin, flocculation basin, flotation tank can be arranged to an entirety the utility model proposes one kind the comprehensive regulation carried out to oil field waste liquid so that coagulation and solid-liquid separation efficiency significantly improve, liquid waste processing positive effect lifting, the more comprehensive oil field liquid waste processing coagulation air-float device of function.
Description
Technical field
The utility model belongs to oil field liquid waste disposal technique field, is related to a kind of oil field liquid waste treating apparatus, and in particular to
A kind of oil field liquid waste processing coagulation air-float device.
Background technology
Under environmentally friendly new model, oil field operation liquid waste processing also turns into focal point, and oil field drilling operation can be related to and produce
Raw substantial amounts of waste liquid, wherein containing a certain amount of organic matter, inorganic matter, solid particle and oily substance etc., at the waste liquid of oil field
The main method used is managed as coagulation sedimentation, the device of use includes coagulant precipitation device.Traditional coagulant precipitation device is
Common agitator tank, common agitator tank are mainly that cube is flat or circle is flat, coagulation and solid-liquid in waste treatment process
Be located away from one interval complete, can not implementation process continuity and automation；It is deposited on the heavy mud at tank base and dead angle
It is difficult to clean off；Sinking speed is slow and can not effectively control, and water outlet liquid level is difficult to control, and influences effluent quality.Separately there are some new
Sedimentation basin, big there is also energy consumption in the liquid waste processing of oil field, complicated, the inadaptabilities such as running is unstable are asked
Topic.
The content of the invention
In order to solve the problems, such as in background technology, the utility model according to oil field waste liquid feature, oil field operation environmental quality,
Using air supporting generation substitution infall process, and employ nitrogen as dissolved air floatation source of the gas, there is provided a kind of oil field liquid waste processing coagulation
Air-floating apparatus.Coagulating basin, flocculation basin, flotation tank can be arranged to an entirety and carry out Synthetic to oil field waste liquid by the present apparatus
Reason so that coagulation and solid-liquid separation efficiency significantly improve, liquid waste processing positive effect lifting, the more comprehensive oil field waste liquid of function
Handle coagulation air-float device.
Concrete technical scheme of the present utility model is：A kind of oil field liquid waste processing coagulation air-float device, including tank body and set
Put the air dissolving system in tank interior, tank interior from waste liquid entrance to waste liquid outlet be disposed with coagulation area, flocculation zone and
Solid-liquid displacement zone；Above-mentioned coagulation area, flocculation zone and tank body regional percentage shared by solid-liquid displacement zone are 1:1:2；Above-mentioned tank base
It is provided with sludge discharging area；It is characterized in that：
The first downflow weir is provided between above-mentioned coagulation area and flocculation zone；It is slow that above-mentioned first downflow weir rear is provided with first
Flow plate washer；
The second downflow weir is provided between above-mentioned flocculation zone and solid-liquid displacement zone；Above-mentioned second downflow weir rear is provided with
Two unhurried current plate washers；
Left-leaning 45 ° swash plate group is provided among above-mentioned solid-liquid displacement zone；To tank body height 3/5 at the top of above-mentioned swash plate group
Place；Above-mentioned swash plate group is made up of some swash plates and some swash plates are equidistantly evenly distributed；Above-mentioned swash plate group bottom level is higher than the
Two unhurried current bottoms；
Mud scraper is provided with the top of above-mentioned solid-liquid displacement zone；Mud-collecting slot is provided with above-mentioned second unhurried current baffle plate；It is above-mentioned solid
Liquid Disengagement zone is provided with the backflow mouth of pipe close to the side roof part of waste liquid outlet one；Above-mentioned backflow nozzle base is concordant with the top of mud-collecting slot；
Above-mentioned solid-liquid displacement zone rear end is provided with effluent trough, and dividing plate, dividing plate centre position are provided among effluent trough and solid-liquid displacement zone
It is provided with apopore, the external Liquid level adjusting valve of apopore；Above-mentioned water outlet trench bottom sets effluent pipe mouth；
Above-mentioned air dissolving system includes molten carbonated drink regulating valve and the molten carbonated drink being connected by molten carbonated drink regulating valve with molten carbonated drink pipe
Release group；Above-mentioned molten carbonated drink release group is arranged on immediately below swash plate group；Above-mentioned molten carbonated drink release group comprises at least one
Molten carbonated drink release；Above-mentioned molten carbonated drink release group is vertical with tank body side.
Coagulant dosage device and water quality detecting device are provided with the top of above-mentioned coagulation area；Above-mentioned coagulant dosage device
Including the first coagulant dosage mouth and the second coagulant dosage mouth；Quick agitator is additionally provided with inside above-mentioned coagulation area.
Flocculating agent feeding device and water quality detecting device are provided with the top of above-mentioned flocculation zone；Above-mentioned flocculating agent feeding device
Including the first flocculant concentration mouth and the second flocculant concentration mouth；It is additionally provided with inside above-mentioned flocculation zone and mixes slowly device.
Waste liquid entrance is provided with above-mentioned coagulation area front end side wall；Above-mentioned waste liquid entrance center position is in the horizontal direction with
One downflow weir top is concordant.
Above-mentioned coagulation area, flocculation zone, the bottom of solid-liquid displacement zone be separately provided for heavy mud storage coagulation mud-sinking area,
Flocculation mud-sinking area and separation of solid and liquid mud-sinking area；Above-mentioned coagulation mud-sinking area, flocculation mud-sinking area, separation of solid and liquid mud-sinking area are taper knot
The taper storehouse of structure；Above-mentioned coagulation mud-sinking area, mud-sinking area of flocculating, the taper orlop portion corresponding to separation of solid and liquid mud-sinking area set difference
There are coagulation sewage draining exit, flocculation sewage draining exit, separation of solid and liquid sewage draining exit.
Above-mentioned coagulation sewage draining exit, flocculation sewage draining exit, separation of solid and liquid sewage draining exit pass through short tube and the sludge discharging area of tank base
Connection.
Above-mentioned swash plate group bottom is at least 100mm with the second unhurried current bottoms horizontal direction difference in height.
It is separated by least 200mm between above-mentioned swash plate group bottom and molten carbonated drink release group.
The utility model has the advantage of：
1st, the utility model great advantage is coagulation, flocculation and separation of solid and liquid region being integrated in one, and reduces device
Equipment operation is simplified while floor space.
2nd, the utility model has the advantage of separation of solid and liquid is realized instead of traditional infall process using nitrogen air supporting, realize
Solid-liquid separation efficiency is effectively raised while the purpose of separation of solid and liquid, while the waste treatment process increase is advantageous to oil
The removal dissolved oxygen of field liquid waste processing and the function of removing removing carbon dioxide；Improve waste liquid recycling rate after handling.
3rd, the utility model has the advantage of its process is passed through into overflow according to the characteristics of coagulation, flocculation and separation of solid and liquid
Weir is realized respectively with unhurried current plate washer, waste liquid is independent of each other during each link, ensures to handle effect in the case for the treatment of effect
Rate gets a promotion.
4th, setting the utility model has the advantage of coagulation, flocculation, separation of solid and liquid region middle overflow weir and unhurried current plate washer
Put, through flowing slowly, plate washer is changed the direction of a stream of water, and is made during waste liquid flows through each link, and flow velocity is constant, but because of impact caused by flow velocity
Power reduces step by step, can fully ensure that the completion of separation of solid and liquid process.
5th, the utility model has the advantage of the setting of mud-collecting slot, the sludge for making to isolate is deposited respectively with liquid, to rear
Continue come liquid processing do not produce interference and influence；
6th, the utility model has the advantage of the setting of effluent trough, Liquid level adjusting valve is set in effluent trough, can be effective
While controlling solid-liquid displacement zone liquid level, water outlet is flowed out from solid-liquid displacement zone middle part, to the halfway liquid of bottom treatment
And top mud scum does not produce interference and influenceed, it is ensured that effluent quality is optimal；
7th, the utility model has the advantage of the setting of the return duct of effluent trough side can avoid set failure or other
Waste liquid spillover caused by reason, function of safety protection is realized in the case where not considering automatic Control Systems of Liquids Height.
When the 8th, being able to ensure that each region spoil disposal the utility model has the advantage of the setting of each sections bottom taper mud-sinking area
Bottom avoids the process of manual cleaning without dead angle, noresidue.
9th, the utility model has the advantage of automation control system is not considered in the case of can realize that waste liquid is continuously located
Reason process, reduce hand labor intensity.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is that figure is moved towards in water route of the present utility model；
1- tank bodies, 2- waste liquids entrance, 3- coagulations area, 4- coagulant dosages device, 5- quick agitators, 6-
One downflow weir, the unhurried currents of 7- first plate washer, 8- flocculation zones, 9- mix slowly device, 10- flocculating agent feeding devices, 11- second
Downflow weir, the unhurried currents of 12- second plate washer, 13- mud-collecting slots, 14- mud scrapers, 15- solid-liquid displacement zones, 16- swash plates group, 17- backflows
The mouth of pipe, 18- dividing plates, 19- Liquid level adjusting valves, 20- effluent troughs, 21- apopores, 22- waste liquid outlets, 23- tapers storehouse,
The molten carbonated drink pipe of the molten carbonated drink release groups of 24-, 25-, 26- coagulation sewage draining exits.
Embodiment
We illustrate the technical solution of the utility model with reference to Fig. 1-2 below；
As shown in figure 1, the utility model provides a kind of oil field liquid waste processing coagulation air-float device, including tank body 1 and set
Put the molten vapour system inside tank body 1, coagulation area 3, wadding are disposed with from waste liquid entrance 2 to waste liquid outlet 22 inside tank body 1
Coagulation zone 8 and solid-liquid displacement zone 15；The regional percentage of tank body 1 shared by coagulation area 3, the solid-liquid displacement zone 15 of flocculation zone 8 is 1:1:2；Tank body 1
Bottom is provided with sludge discharging area；The first downflow weir 6 is provided between coagulation area 3 and flocculation zone 8；The rear of first downflow weir 6 is provided with
First unhurried current plate washer 7；The second downflow weir 11 is provided between flocculation zone 8 and solid-liquid displacement zone 15；The rear of second downflow weir 11 is set
It is equipped with the second unhurried current plate washer 12；Left-leaning 45 ° swash plate group 16 is provided among solid-liquid displacement zone 15；To tank body at the top of swash plate group 16
At highly 3/5；Swash plate group 16 is made up of some swash plates and some swash plates are equidistantly evenly distributed；The bottom level of swash plate group 16 is higher than
Second unhurried current plate washer 12 bottom.
Molten vapour system includes molten carbonated drink regulating valve and released by molten carbonated drink regulating valve with the molten carbonated drink that molten carbonated drink pipe 25 is connected
Put device group 24；Molten carbonated drink release group 24 is arranged on the lower section of swash plate group 16；Molten carbonated drink release group 24 comprises at least a molten vapour
Water release；Molten carbonated drink release group 24 is vertical with the side of tank body 1；
The top of solid-liquid displacement zone 15 is provided with mud scraper 14；Mud-collecting slot 13 is provided with second unhurried current baffle plate 12；Solid-liquid point
The side of waste liquid outlet 22 is provided with the backflow mouth of pipe 17 from area 15；The backflow bottom of the mouth of pipe 17 is concordant with the top of mud-collecting slot 13；Gu
The rear end of liquid Disengagement zone 15 is provided with effluent trough 20, and effluent trough 20 is with being provided with dividing plate 18 among solid-liquid displacement zone 15, in dividing plate 18
Meta, which installs, is equipped with apopore 21, the external Liquid level adjusting valve 19 of apopore 21；The bottom of effluent trough 20 sets effluent pipe mouth.
The top of coagulation area 3 is provided with coagulant dosage device 4 and water quality detecting device；Coagulant dosage device 4 includes
First coagulant dosage mouth and the second coagulant dosage mouth；Quick agitator 6 is additionally provided with inside coagulation area 3.
The top of flocculation zone 8 is provided with flocculating agent feeding device 10 and water quality detecting device；Flocculating agent feeding device 10 wraps
Include the first flocculant concentration mouth and the second flocculant concentration mouth；It is additionally provided with inside flocculation zone 8 and mixes slowly device 9.
Waste liquid entrance 2 is provided with the front end side wall of coagulation area 3；Overflow in the horizontal direction with first the center of waste liquid entrance 2
It is concordant to flow the top of weir 6.
Coagulation area 3, flocculation zone 8, the bottom of solid-liquid displacement zone 15 be separately provided for heavy mud storage coagulation mud-sinking area,
Flocculation mud-sinking area, separation of solid and liquid mud-sinking area；Coagulation mud-sinking area, flocculation mud-sinking area, separation of solid and liquid mud-sinking area are pyramidal structure
Taper 23；Coagulation mud-sinking area, mud-sinking area of flocculating, the taper orlop portion setting corresponding to separation of solid and liquid mud-sinking area have coagulation row respectively
Dirty mouth 26, flocculation sewage draining exit, separation of solid and liquid sewage draining exit.
Coagulation sewage draining exit, flocculation sewage draining exit, separation of solid and liquid sewage draining exit are connected by the sludge discharging area of short tube and the bottom of tank body 1
Connect.
The bottom of swash plate group 16 is at least 100mm with the second unhurried current bottom level direction difference in height of plate washer 12.
It is separated by least 200mm between the bottom of swash plate group 16 and molten carbonated drink release group 24.
Need a progressive step to illustrate, coagulant dosage mouth be provided with coagulation area and is used for the dosing coagulant into waste liquid,
Coagulant and waste liquid are thoroughly mixed when being used for coagulating provided with a flash mixer, mixing speed sets suitable
Together in coagulating demand.
It is provided with flocculant concentration mouth in flocculation zone to be used to add flocculant into waste liquid, height has a slow stirrer to be used for
Flocculant is stirred with waste liquid during flocculation reaction and mixed, mixing speed, which is set, is suitable for flocculation reaction demand.
Solid-liquid displacement zone is provided with molten carbonated drink release device, and is connected with nitrogen gas generator and air dissolving system and is given up into region
The Nitrogen source gases of abundance are provided in liquid；The setting of molten carbonated drink release can provide micron order micro-bubble to waste liquid, so that waste liquid
Middle suspension flco realizes separation, makes after separation that suspended particulate particle diameter is less than 10 microns in waste liquid；The setting one of region inner swash plate group
Aspect has effectively disperseed the molten carbonated drink bubble of molten carbonated drink release release, it is more uniformly distributed in waste liquid, another
Aspect has effectively intercepted bulky grain in waste liquid and has been difficult to the impurity to float, makes its Accelerated subsidence in tank base mud-sinking area.
The setting of mud scraper and mud-collecting slot in solid-liquid displacement zone, make the flco and suspended material for floating on waste liquid surface
It is completely separated with waste liquid, any influence is no longer produced on effluent quality, and the heavy mud of the flco isolated is aqueous smaller, after being advantageous to
Continuous sludge dehydrating and drying processing.
The setting in solid-liquid displacement zone internal partition central water outlet hole, make the clear liquid after air supporting and swash plate intercept separation and
When discharged, it is ensured that the optimization of effluent quality.
The setting of effluent trough, the backflow mouth of pipe and Liquid level adjusting valve, on the one hand can be observed effluent quality in time
Measurement, it also avoid that effluent quality is underproof caused by pumping has an impact face to the waste liquid for not carrying out separation of solid and liquid asks
Topic；On the other hand liquid level in tank body can be adjusted in time, avoid generation environment from influenceing.
Downflow weir is provided between coagulation, flocculation and each region of separation of solid and liquid to be used for the isolation in each region and ensure waste liquid energy
It is enough to circulate, unhurried current plate washer is provided with after downflow weir and is used to reduce impulsive force and turbulence effect caused by waste liquid flow velocity, is ensureing to give up
Ensure waste liquid flow regime in each link mechanism in the case of flow velocity.
Bottom sludge discharging area sets blow-off line to be used to tank bottom sludge discharging progress dewater treatment by mud discharging device, is used for
Internal waste liquid is discharged when device is stopped transport.
Also need to further illustrate be：Downflow weir is set respectively among each region, unhurried current plate washer is set after downflow weir.Overflow
Stream weir and the circulation passage that is formed among each region of plate washer that flows slowly, in the circulation style of upper entering and lower leaving when making the waste liquid flow through passage,
Waste liquid is in the type of flow of bottom in and top out in each region.
Coagulation area 3 is with being provided with the first downflow weir 6 and the first unhurried current plate washer 7 among flocculation zone 8；First downflow weir 6 and first
The plate washer 7 that flows slowly forms passage, and the waste liquid for making to complete coagulation in coagulation area 3 flows to flocculation zone；In flocculation zone 8 and solid-liquid displacement zone 15
Between be provided with the second downflow weir 11 and the second unhurried current plate washer 12, the second downflow weir 11 and the second unhurried current composition passage of plate washer 12, make wadding
The waste liquid that flocculation reaction is completed in coagulation zone 8 flows to solid-liquid displacement zone 15；
Mud scraper 14 can will be scraped to mud-collecting slot 13 because of scum silica frost caused by air supporting and collected in time, the wadding concentrated in mud-collecting slot 13
The heavy mud of body is arranged to sludge collecting device through defeated dredge pump；
The inside of solid-liquid displacement zone 15 is provided with left-leaning swash plate group 16 and molten carbonated drink release group 24, molten carbonated drink release group 24
It is connected with molten carbonated drink pipe 25, the waste liquid into solid-liquid displacement zone 15 provides sufficient molten carbonated drink, to complete dissolved air flotation process, tiltedly
The setting of plate group 16, which is mainly used in the molten carbonated drink bubble that scattered molten carbonated drink release 24 discharges, makes it be dispersed in waste liquid, simultaneously
The large granular impurity by dissolved air flotation will be difficult to intercept in tank base mud-sinking area 23, be sunken in the bottom mud-sinking area of tank body 1
Heavy mud after a certain time through sewage draining exit 26 by sludge delivery pump be delivered to sludge collecting device deposit with desiccation to be drained off
Processing；
Dividing plate 18 is set behind solid-liquid displacement zone 15, and the centre position of dividing plate 18 sets apopore 21, and apopore 21 can be timely
It is discharged into water quality is optimized caused by the centre position of solid-liquid displacement zone 15 in water leg 20, avoids outstanding split liquid to going out
The influence of water water quality；
The Liquid level adjusting valve 19 set in the backflow mouth of pipe 17 and effluent trough that the upper-right position of solid-liquid displacement zone 15 is set can
Effectively to regulate and control to liquid level, the liquid level to caused by hindering or set the reasons such as stoppage in transit for some reason, which goes up, carries out timely processing, with
Exempt to cause environmental pollution accident, wherein the backflow mouth of pipe 17 connects upper level handling process through pipeline, to discharge more extraction raffinates in time
Body；
Generally coagulation area 3, flocculation zone 9 and the top of solid-liquid displacement zone 15 are cube, and bottom mud-sinking area 23 is cone
Shape structure, each taper mud-sinking area bottom are respectively equipped with drain outlet and sewage draining exit 26, and each sewage draining exit is unified to be connected with sludge delivery pump
Connect and lead to sludge collecting device.
Claims (8)
1. a kind of oil field liquid waste processing coagulation air-float device, including tank body and the air dissolving system for being arranged on tank interior, in tank body
Portion is disposed with coagulation area, flocculation zone and solid-liquid displacement zone from waste liquid entrance to waste liquid outlet；The coagulation area, flocculation zone and
Tank body regional percentage shared by solid-liquid displacement zone is 1:1:2；The tank base is provided with sludge discharging area；It is characterized in that：
The first downflow weir is provided between the coagulation area and flocculation zone；The first downflow weir rear is provided with the first unhurried current shelves
Plate；
The second downflow weir is provided between the flocculation zone and solid-liquid displacement zone；It is slow that the second downflow weir rear is provided with second
Flow plate washer；
Left-leaning 45 ° swash plate group is provided among the solid-liquid displacement zone；At the swash plate group top to tank body height 3/5；Institute
State that swash plate group is made up of some swash plates and some swash plates are equidistantly evenly distributed；The swash plate group bottom level is higher than the second unhurried current
Bottoms；
Mud scraper is provided with the top of the solid-liquid displacement zone；Mud-collecting slot is provided with the second unhurried current plate washer；The mud scraper
Waste liquid outlet side is provided with the backflow mouth of pipe；The backflow nozzle base is concordant with the top of mud-collecting slot；The backflow mouth of pipe
Exit is provided with effluent trough, and dividing plate is provided among effluent trough and solid-liquid displacement zone, and dividing plate centre position is provided with apopore,
The external Liquid level adjusting valve of apopore；The water outlet trench bottom sets effluent pipe mouth；
The molten carbonated drink that the air dissolving system includes molten carbonated drink regulating valve and is connected by molten carbonated drink regulating valve with molten carbonated drink pipe discharges
Device group；The molten carbonated drink release group is arranged on immediately below swash plate group；The molten carbonated drink release group comprises at least a molten vapour
Water release；The molten carbonated drink release group is vertical with tank body side.
A kind of 2. oil field liquid waste processing coagulation air-float device according to claim 1, it is characterised in that：The coagulation area top
Portion is provided with coagulant dosage device and water quality detecting device；The coagulant dosage device includes the first coagulant dosage mouth
With the second coagulant dosage mouth；Quick agitator is additionally provided with inside the coagulation area.
A kind of 3. oil field liquid waste processing coagulation air-float device according to claim 1 or 2, it is characterised in that：The flocculation
Flocculating agent feeding device and water quality detecting device are provided with the top of area；The flocculating agent feeding device is thrown including the first flocculant
Add mouth and the second flocculant concentration mouth；It is additionally provided with inside the flocculation zone and mixes slowly device.
A kind of 4. oil field liquid waste processing coagulation air-float device according to claim 3, it is characterised in that：Before the coagulation area
Waste liquid entrance is provided with the wall of side；The waste liquid entrance center position is concordant with the first downflow weir top in the horizontal direction.
A kind of 5. oil field liquid waste processing coagulation air-float device according to claim 4, it is characterised in that：The coagulation area,
Flocculation zone, the bottom of solid-liquid displacement zone are separately provided for the coagulation mud-sinking area, flocculation mud-sinking area, separation of solid and liquid of heavy mud storage
Mud-sinking area；The coagulation mud-sinking area, flocculation mud-sinking area, separation of solid and liquid mud-sinking area are the taper storehouse of pyramidal structure；The coagulation
Mud-sinking area, mud-sinking area of flocculating, the taper orlop portion corresponding to separation of solid and liquid mud-sinking area are set coagulation sewage draining exit, flocculation row respectively
Dirty mouth, separation of solid and liquid sewage draining exit.
A kind of 6. oil field liquid waste processing coagulation air-float device according to claim 5, it is characterised in that：The coagulation blowdown
Mouth, flocculation sewage draining exit, separation of solid and liquid sewage draining exit pass through the sludge discharging area of short tube and tank base and connected.
A kind of 7. oil field liquid waste processing coagulation air-float device according to claim 6, it is characterised in that：The swash plate group bottom
Portion is at least 100mm with the second unhurried current bottoms horizontal direction difference in height.
A kind of 8. oil field liquid waste processing coagulation air-float device according to claim 7, it is characterised in that：The swash plate group bottom
It is separated by least 200mm between portion and molten carbonated drink release group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720616544.XU CN206858319U (en) | 2017-05-31 | 2017-05-31 | A kind of oil field liquid waste processing coagulation air-float device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720616544.XU CN206858319U (en) | 2017-05-31 | 2017-05-31 | A kind of oil field liquid waste processing coagulation air-float device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206858319U true CN206858319U (en) | 2018-01-09 |
Family
ID=60824612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720616544.XU Expired - Fee Related CN206858319U (en) | 2017-05-31 | 2017-05-31 | A kind of oil field liquid waste processing coagulation air-float device |
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| CN (1) | CN206858319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108455695A (en) * | 2018-05-15 | 2018-08-28 | 易能环境技术有限公司 | A kind of impact-resistant efficient air-floating system and its sewage water treatment method |
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2017
- 2017-05-31 CN CN201720616544.XU patent/CN206858319U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108455695A (en) * | 2018-05-15 | 2018-08-28 | 易能环境技术有限公司 | A kind of impact-resistant efficient air-floating system and its sewage water treatment method |
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Effective date of registration: 20191120 Address after: 710077 Xi'an, Xi'an City, Shaanxi Province, Taoyuan South Road, park, No. 1, unit 1, unit 1, unit 10412 Patentee after: XI'AN ZHONGYE OILFIELD ENGINEERING TECHNOLOGY Co.,Ltd. Address before: 716009 No. 155 Hezhuangping Village, Hezhuangping Town, Baota District, Yan'an City, Shaanxi Province Patentee before: Yanan Wanchuang Energy Technology Co.,Ltd. |
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