CN105347566B - A kind of processing unit of oily waste water - Google Patents
A kind of processing unit of oily waste water Download PDFInfo
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- CN105347566B CN105347566B CN201510853449.7A CN201510853449A CN105347566B CN 105347566 B CN105347566 B CN 105347566B CN 201510853449 A CN201510853449 A CN 201510853449A CN 105347566 B CN105347566 B CN 105347566B
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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
-
- 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
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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
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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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
The present invention provides a kind of processing unit of oily waste water, it can effectively recycle grease, increases operation rate, and pharmaceutical use is small, reduces processing cost.Its technical solution is such, it includes groove body and air dissolving system, it is characterised in that is equipped with solid-liquid displacement zone, level-one air flotation zone and secondary air-floatation area in groove body；Level-one air flotation zone is made of level-one contact mixed zone, level-one Disengagement zone and the level-one clear water zone being connected, and oil collecting pipe is equipped with above level-one air flotation zone, level-one contact mixed zone is with solid-liquid displacement zone by precipitating outlet pipe unicom；Secondary air-floatation area is made of the reaction zone of unicom successively, Secondary contact mixed zone, the second-order separation area and two level clear water zone, in the sewage flow of level-one clear water zone to reaction zone, reaction zone connects demulsifier charging device and is equipped with blender, and the second-order separation area top is equipped with Slag Scraping Device and the slag chute coordinated with Slag Scraping Device；The dissolved air water efferent duct of air dissolving system distinguishes unicom to level-one and contacts mixed zone and Secondary contact mixed zone.
Description
Technical field
The present invention relates to technical field of sewage purification, and in particular to a kind of processing unit of oily waste water.
Background technology
Air supporting is a kind of equipment for being widely used in industrial wastewater and urban sewage treatment, it plays separation of solid and liquid and person's oil
The separated effect of water.Its operation principle is：The micro-bubble of high degree of dispersion is formed in water, adheres to industrial wastewater and municipal sewage
In hydrophobic solid or liquid particles, after particle adhesion bubble, form apparent density and be less than the flco of water and float to the water surface, shape
It is stripped off into scum layer, so as to fulfill solid-liquid or the process of water-oil separating.When using single air floatation processing oily waste water, nothing
Method effectively recycles grease, and Lipid use rate is low, and pharmaceutical use is big, and cost of sewage disposal is high.
The content of the invention
In view of the above-mentioned problems, the present invention provides a kind of processing unit of oily waste water, it can effectively return grease
Receive, improve Lipid use rate, and pharmaceutical use is small, reduces processing cost.
Its technical solution is such, it includes groove body and air dissolving system, it is characterised in that is equipped with solid-liquid in the groove body
Disengagement zone, level-one air flotation zone and secondary air-floatation area；
Be equipped with wastewater inlet and grid in the solid-liquid displacement zone, sewage enter behind solid-liquid displacement zone by grid into
Row separation of solid and liquid；
The level-one air flotation zone is made of level-one contact mixed zone, level-one Disengagement zone and the level-one clear water zone being connected, institute
To state and oil collecting pipe is equipped with above level-one air flotation zone, the level-one contacts mixed zone with solid-liquid displacement zone by precipitating outlet pipe unicom,
The level-one Disengagement zone passes through the first collector pipe unicom with level-one clear water zone；
The secondary air-floatation area is by the reaction zone of unicom successively, Secondary contact mixed zone, the second-order separation area and two level clear water
Area is formed, and in sewage flow to the reaction zone of the level-one clear water zone, the reaction zone connects demulsifier charging device and is equipped with
Blender, the second-order separation area top are equipped with Slag Scraping Device and the slag chute coordinated with Slag Scraping Device；
The dissolved air water efferent duct of the air dissolving system distinguishes unicom to level-one and contacts mixed zone and Secondary contact mixed zone.
Further, the grid includes grid basket and facade grid, the facade grid, grid basket and solid-liquid displacement zone
Side wall be enclosed disengagement chamber, the disengagement chamber top is equipped with manhole, and the grid basket is located at the bottom of the disengagement chamber, institute
State the sidepiece that facade grid is located at the disengagement chamber.
Further, it is equipped with below the solid-liquid displacement zone in sediment collection bucket tapered from top to bottom, the precipitation
Outlet pipe is located above the sediment collection bucket with the solid-liquid displacement zone connection position.
Further, the oil pooling hood of flaring from top to bottom, the oil collecting pipe unicom institute are equipped with above the level-one air flotation zone
State oil pooling hood upper end.
Further, the oil collecting pipe is equipped with visor with the oil pooling hood junction, to observe oil level.
Further, it is equipped with heating unit in the oil pooling hood.
Further, level-one clear water zone side is equipped with intermediate pool, and the level-one clear water zone is separated by with intermediate pool
Side wall be equipped with regulating weir.
Further, the reaction zone includes first order reaction area and second order reaction area, the first order reaction area and centre
By the second collector pipe unicom, the sewage overflow in the first order reaction area is anti-to the second order reaction area, the two level in pond
Area is answered to pass through water distributor unicom with the Secondary contact mixed zone.
Further, the two level clear water zone is connected by the clear water entrance of pipeline, air dissolved pump and air dissolving system.
Processing unit using the present invention, oily waste water initially enter solid-liquid displacement zone, and separation of solid and liquid is carried out by grid,
Level-one air flotation zone is entered back into, oil is floated in level-one contacts mixed zone by the effect of the bubble of dissolved air water, and oil slick is in level-one gas
Floating region top is collected, and is discharged, collected by oil collecting pipe；Sewage launches demulsifier subsequently into reaction zone, demulsification, and in two level
Oil emulsion separation is carried out under the action of air supporting, the clear liquid after processing is flow in two level clear water zone.It can be in level-one air flotation zone to oil
Fat is effectively recycled, and is increased operation rate, and sewage enter secondary air-floatation area reaction zone after can be greatly decreased medicament use
Amount, reduces processing cost.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the overlooking the structure diagram of the present invention.
Fig. 3 is the backsight structural representation of the present invention.
Fig. 4 is the left view structural representation of the present invention.
Embodiment
As shown in Figures 1 to 4, it includes groove body and air dissolving system, and solid-liquid displacement zone 1, level-one air flotation zone 2 are equipped with groove body
With secondary air-floatation area.
Be equipped with wastewater inlet 11 and grid in solid-liquid displacement zone 1, sewage into behind solid-liquid displacement zone 1 by grid into
Row separation of solid and liquid, specifically, grid includes grid basket 13 and facade grid 12, facade grid 12, grid basket 13 and separation of solid and liquid
The side wall in area 1 is enclosed disengagement chamber, and disengagement chamber top is equipped with manhole 16, and grid basket 13 is located at the bottom of disengagement chamber, facade grid
Lattice 12 are located at the sidepiece of disengagement chamber；The lower section of solid-liquid displacement zone 1 is equipped with sediment collection bucket 14 tapered from top to bottom, is settled out
Water pipe 15 is located at the top of sediment collection bucket 14 with 1 connection position of solid-liquid displacement zone.
Level-one air flotation zone 2 is made of level-one contact mixed zone 21, level-one Disengagement zone 22 and the level-one clear water zone 24 being connected,
The top of level-one air flotation zone 2 is equipped with oil collecting pipe, and level-one contacts mixed zone 21 with solid-liquid displacement zone 1 by precipitating 15 unicom of outlet pipe,
Level-one Disengagement zone 22 passes through 23 unicom of the first collector pipe with level-one clear water zone 24；24 side of level-one clear water zone is equipped with intermediate pool
25, level-one clear water zone 24 is equipped with regulating weir 26 with the side wall that intermediate pool 25 is separated by；The top of level-one air flotation zone 2 be equipped with from upper and
The oil pooling hood 27 of lower flaring, 28 unicom oil pooling hood upper end of oil collecting pipe, oil collecting pipe 28 are equipped with visor with 27 junction of oil pooling hood, to see
Oil level is examined, heating unit 29 is equipped with oil pooling hood 27.
Secondary air-floatation area is by the reaction zone of unicom successively, Secondary contact mixed zone 34, the second-order separation area 35 and two level clear water
Area 39 is formed, in sewage flow to the reaction zone of level-one clear water zone 24, specifically, reaction zone includes first order reaction area 31 and two level
Reaction zone 32, first order reaction area 31 and intermediate pool 25 are by the second collector pipe unicom, the sewage overflow in first order reaction area 31
To second order reaction area 32, second order reaction area 32 and Secondary contact mixed zone are anti-by 33 unicom of water distributor, first order reaction area, two level
Answer area to be all connected with demulsifier charging device and be equipped with blender, 35 top of the second-order separation area is equipped with Slag Scraping Device 36 and and Slag Scraping Device
The slag chute 37 of cooperation；The second-order separation area 35 is equipped with regulating weir by pipeline 38 and 39 unicom of two level clear water zone, two level clear water zone 39.
Air dissolving system includes dissolving, and the dissolved air water efferent duct of dissolving 41 distinguishes unicom to level-one and contacts 21 He of mixed zone
Secondary contact mixed zone, two level clear water zone 39 are connected by pipeline, air dissolved pump 42 with the clear water entrance of dissolving 41.`
Solid-liquid displacement zone, intermediate pool, reaction zone, Secondary contact mixed zone, the second-order separation area, the bottom of two level clear water zone
It is respectively equipped with blow-down pipe.The side wall upper part of solid-liquid displacement zone is additionally provided with the outer comb of the dregs of fat, to discharge the dregs of fat of this region surface.
Specific work process is as follows：
1st, raw water enters solid-liquid displacement zone through wastewater inlet, sets grid basket and facade grid in solid-liquid displacement zone, in raw water
Solid residue pass through grid filtration, be collected into artificial grid basket, then downwards by precipitation outlet pipe enter level-one separation
Area.When material is more in artificial grid basket, manhole is opened, artificial grid basket is cleared up.The outer comb of the dregs of fat can also discharge
The dregs of fat of this region surface.What solid-liquid displacement zone bottom was set collects in sediment collection bucket tapered from top to bottom, sediment
Bucket bottom is equipped with blow-down pipe, convergence, discharge for sediment.Solid-liquid displacement zone can set heating unit, improve the stream of oil
Dynamic property, accelerates water-oil separating.
2nd, raw water contacts mixed zone, here, sewage and dissolved air water mixing, dissolved air water by precipitation outlet pipe into level-one
In bubble-help sewage in oil floating.Oil slick collects on the top of level-one air flotation zone.The top of level-one air flotation zone is equipped with collection
Oil cover, oil pooling hood can play the role of collecting oil slick in the structure of flaring from top to bottom.Oil-collecting is connected in the upper end of oil pooling hood
Manage, have visor on oil collecting pipe, oil level is observed with this.Level-one air flotation zone can set heating unit, improve the mobility of oil, accelerate
Water-oil separating.
3rd, the first collector pipe of level-one Disengagement zone lower part and level-one clear water zone unicom, the sewage through preliminary fluid separating treatment
Level-one clear water zone is circulated to successively, regulating weir is equipped between level-one clear water zone and intermediate pool, for controlling level-one gas-floating water level
And oil level.
4th, for the sewage discharge in level-one clear water zone to intermediate pool, the sewage in intermediate pool sequentially enters first order reaction again
Area, second order reaction area, Secondary contact mixed zone, the second-order separation area, carry out the lock out operation of demulsification and oil emulsion, clear after processing
Liquid stream then passes through regulating weir, drainpipe discharge to two level clear water zone.
5th, two level clear water zone small portion clear water, is delivered to dissolving by air dissolved pump, forms dissolved air water, Ran Houfen again
Level-one contact mixed zone and Secondary contact mixed zone are not flowed into.
Claims (3)
1. a kind of processing unit of oily waste water, it includes groove body and air dissolving system, it is characterised in that is equipped with the groove body solid
Liquid Disengagement zone, level-one air flotation zone and secondary air-floatation area；
Wastewater inlet and grid are equipped with the solid-liquid displacement zone, sewage is consolidated after entering solid-liquid displacement zone by grid
Liquid separates；
The level-one air flotation zone is made of level-one contact mixed zone, level-one Disengagement zone and the level-one clear water zone being connected, and described one
Oil collecting pipe is equipped with above level air flotation zone, the level-one contact mixed zone and solid-liquid displacement zone are described by precipitating outlet pipe unicom
Level-one Disengagement zone passes through the first collector pipe unicom with level-one clear water zone；
The secondary air-floatation area is by the reaction zone of unicom successively, Secondary contact mixed zone, the second-order separation area and two level clear water zone structure
Into in sewage flow to the reaction zone of the level-one clear water zone, the reaction zone connects demulsifier charging device and equipped with stirring
Device, the second-order separation area top are equipped with Slag Scraping Device and the slag chute coordinated with Slag Scraping Device；
The dissolved air water efferent duct of the air dissolving system distinguishes unicom to level-one and contacts mixed zone and Secondary contact mixed zone；
The grid includes grid basket and facade grid, and the facade grid, grid basket and the side wall of solid-liquid displacement zone enclose shape
Into disengagement chamber, the disengagement chamber top is equipped with manhole, and the grid basket is located at the bottom of the disengagement chamber, the facade grid position
In the sidepiece of the disengagement chamber；
Be equipped with below the solid-liquid displacement zone in sediment collection bucket tapered from top to bottom, the precipitation outlet pipe with it is described solid
Liquid Disengagement zone connection position is located above the sediment collection bucket；
The oil pooling hood of flaring from top to bottom, oil pooling hood upper end described in the oil collecting pipe unicom are equipped with above the level-one air flotation zone；
The oil collecting pipe is equipped with visor with the oil pooling hood junction, to observe oil level；
Level-one clear water zone side is equipped with intermediate pool, and the level-one clear water zone is equipped with the side wall that intermediate pool is separated by and adjusts
Save weir；
The reaction zone includes first order reaction area and second order reaction area, and the first order reaction area catchments with intermediate pool by second
Pipe unicom, sewage overflow to the second order reaction area, the second order reaction area in the first order reaction area connect with the two level
Touch mixed zone and pass through water distributor unicom.
A kind of 2. processing unit of oily waste water according to claim 1, it is characterised in that：It is equipped with and adds in the oil pooling hood
Thermal.
A kind of 3. processing unit of oily waste water according to claim 1, it is characterised in that：The two level clear water zone passes through
The clear water entrance connection of pipeline, air dissolved pump and air dissolving system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510853449.7A CN105347566B (en) | 2015-11-30 | 2015-11-30 | A kind of processing unit of oily waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510853449.7A CN105347566B (en) | 2015-11-30 | 2015-11-30 | A kind of processing unit of oily waste water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105347566A CN105347566A (en) | 2016-02-24 |
| CN105347566B true CN105347566B (en) | 2018-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510853449.7A Active CN105347566B (en) | 2015-11-30 | 2015-11-30 | A kind of processing unit of oily waste water |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109264918A (en) * | 2018-10-23 | 2019-01-25 | 上海洁鹿环保科技有限公司 | Water-oil separating control method and system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100282687A1 (en) * | 2009-05-11 | 2010-11-11 | Charles Abraham | System and Method for Extraction of Petroleum from Oil/Water Mixture |
| CN201648190U (en) * | 2010-04-02 | 2010-11-24 | 陈锦霖 | Oily-sewage separation processing device |
| CN202379771U (en) * | 2011-12-12 | 2012-08-15 | 中国石油天然气股份有限公司 | Shallow layer multi-point air-float polymer-containing sewage treatment device |
| CN203639199U (en) * | 2013-12-16 | 2014-06-11 | 任书颖 | Restaurant sewage oil and water separator |
| CN205258184U (en) * | 2015-11-30 | 2016-05-25 | 无锡工源机械有限公司 | Oily wastewater treating device |
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| CN105347566A (en) | 2016-02-24 |
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Address after: No. 55 Xigang West Road, Xibei Town, Wuxi City, Jiangsu Province Patentee after: Wuxi Gongyuan Environmental Science and Technology Co., Ltd. Address before: No. 55 Xigang West Road, Xibei Town, Wuxi City, Jiangsu Province Patentee before: Wuxi Gongyuan Machinery Co.,Ltd. |
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