CN206069603U - A kind of electric flocculation cyclone air-flotation device - Google Patents

A kind of electric flocculation cyclone air-flotation device Download PDF

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Publication number
CN206069603U
CN206069603U CN201621044463.9U CN201621044463U CN206069603U CN 206069603 U CN206069603 U CN 206069603U CN 201621044463 U CN201621044463 U CN 201621044463U CN 206069603 U CN206069603 U CN 206069603U
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CN
China
Prior art keywords
cyclone air
electric flocculation
tank body
flotation tank
flotation
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Active
Application number
CN201621044463.9U
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Chinese (zh)
Inventor
李永丰
卢大艳
王继良
张金鹏
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China National Offshore Oil Corp CNOOC
CNOOC Energy Technology and Services Ltd
Original Assignee
China National Offshore Oil Corp CNOOC
CNOOC Energy Technology and Services Ltd
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Priority to CN201621044463.9U priority Critical patent/CN206069603U/en
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Publication of CN206069603U publication Critical patent/CN206069603U/en
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Abstract

The utility model discloses a kind of electric flocculation cyclone air-flotation device, including cyclone air-flotation tank body, oil exit pipe is provided with the top of the cyclone air-flotation tank body, and the bottom of the cyclone air-flotation tank body is provided with discharge pipeline, clear water outlet pipe is provided with the middle and lower part side wall of the cyclone air-flotation tank body;It is provided with the side wall of the cyclone air-flotation tank body in eddy flow suction line, the eddy flow suction line, on the outside of the cyclone air-flotation tank body and is provided with bubble generator;The eddy flow suction line is connected with the electric flocculation reaction unit being arranged on outside the cyclone air-flotation tank body, and the electric flocculation reaction unit bottom is connected with water inlet pipe.Electric flocculation cyclone air-flotation technique is combined by this utility model, and equipment operation process need not add chemical agent, and processing cost is low, good separating effect;Meanwhile, electric flocculation reactive moieties are arranged on into air supporting portion outboard, occupation area of equipment is little, operation maintenance is easy, be easily achieved and automatically control, it is adaptable to the process of all kinds of waste water.

Description

A kind of electric flocculation cyclone air-flotation device
Technical field
This utility model is related to sewage disposal, more particularly to a kind of electric flocculation eddy flow that separating treatment is carried out to oil-polluted water Air-floating apparatus.
Background technology
Existing electric flocculation-air-floating integral unit, equipment are implemented in combination with flco merely with a small amount of bubble that electrolysis is produced Floating of the flco in water, collects scum silica frost by top Slag Scraping Device, and the type equipment sedimentation time is long, and floor space is big, machinery Complex structure, moving part are more, are unfavorable for that realization is automatically controlled.Electric flocculation reactive moieties are located inside air supporting, and overhaul of the equipments need to stop Produce, emptying equipment, operation difficulty are larger.The open operation of equipment, has gas overflowing, while the dissolved oxygen that can increase in water contains Amount, it is impossible to process and carry out liquid containing fuel gas such as natural gass, it is impossible to be applied to the higher environment of requirement of explosion proof.With the product of offshore oilfield Go out continuous rising aqueous in liquid, need to develop the electric flocculation eddy flow that a kind of floor space is little, operating cost is low, treatment effeciency is high Air-floating apparatus.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, there is provided one kind can reduce occupation area of equipment, carry High separating efficiency, and simple structure, are easy to regular job, operation maintenance and the electric flocculation cyclone air-flotation device for managing.
The technical scheme adopted by this utility model is:A kind of electric flocculation cyclone air-flotation device, including cyclone air-flotation tank body, Oil exit pipe is provided with the top of the cyclone air-flotation tank body, the bottom of the cyclone air-flotation tank body is provided with discharge pipeline, the rotation Clear water outlet pipe is provided with the middle and lower part side wall of gas buoyant tank body;Eddy flow is provided with the side wall of the cyclone air-flotation tank body to enter Mouth pipeline, is provided with bubble generator in the eddy flow suction line, on the outside of the cyclone air-flotation tank body;The eddy flow Suction line is connected with the electric flocculation reaction unit being arranged on outside the cyclone air-flotation tank body, the electric flocculation reaction unit bottom Portion is connected with water inlet pipe.
The electric flocculation reaction unit bottom is provided with injection well downhole flow regulator, and the injection well downhole flow regulator is connected with the water inlet pipe;It is described Electric flocculation outlet pipe is provided with the top of electric flocculation reaction unit, the electric flocculation outlet pipe is connected with the eddy flow suction line Connect.
The electric flocculation reaction unit adopts electrode fixed mount fixed electrode, the electrode to connect using bipolar type;It is described Electric flocculation reaction unit adopts DC frequency-changing power supply.
The eddy flow suction line is tangentially disposed on the cyclone air-flotation tank body along the cyclone air-flotation inner tank wall.
The bubble generator is vertically set on the eddy flow suction line.
The clear water outlet pipe is vertically set on 1/3 position of cyclone air-flotation tank body lower part.
The beneficial effects of the utility model are:Electric flocculation cyclone air-flotation technique is combined by this utility model, equipment operation mistake Cheng Wuxu adds chemical agent, and processing cost is low, and good separating effect, body refuse amount are little;Meanwhile, electric flocculation reactive moieties are arranged on Air supporting portion outboard, device structure is simple, floor space is little, operation maintenance is easy, be easily achieved and automatically control, it is adaptable to all kinds of The process of waste water.
Description of the drawings
Fig. 1:This utility model structural representation.
Accompanying drawing is marked:1st, water inlet pipe;2nd, bubble generator;3rd, oil exit pipe;4th, clear water outlet pipe;5th, discharge pipeline;6th, revolve Inflow entrance pipeline;7th, cyclone air-flotation tank body;8th, top end socket;9th, bottom bulkhead;10th, injection well downhole flow regulator;11st, electrode;12nd, electric flocculation goes out Water pipe;13rd, electric flocculation reaction unit.
Specific embodiment
The utility model will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of electric flocculation cyclone air-flotation appliance arrangement, including electric flocculation reaction unit 13 and cyclone air-flotation Tank body 7.
The top of the cyclone air-flotation tank body 7 is provided with oil exit pipe 3, and the oil exit pipe 3 is installed on the cyclone gas buoyant tank Spherical 8 center of top end socket of body 7;The bottom of the cyclone air-flotation tank body 7 is provided with discharge pipeline 5, and the discharge pipeline 5 is installed In 9 center of spherical bottom bulkhead of the cyclone air-flotation tank body 7;Clear water is provided with the side wall of the cyclone air-flotation tank body 7 Outlet pipe 4, the clear water outlet pipe 4 are vertically set on 7 bottom of cyclone air-flotation tank body, 1/3 position.
Eddy flow suction line 6 is additionally provided with the side wall of the cyclone air-flotation tank body 7, the eddy flow suction line 6 is along institute State 7 inwall of cyclone air-flotation tank body to be tangentially disposed on the cyclone air-flotation tank body 7.In the eddy flow suction line 6, positioned at described Bubble generator 2 is provided with the outside of cyclone air-flotation tank body 7, the bubble generator 2 is vertically set on the eddy flow entrance On pipeline 6.
The electric flocculation reaction unit 13 is arranged on outside the cyclone air-flotation tank body 7, and passes through the eddy flow inlet tube Line 6 is connected with the cyclone air-flotation tank body 7;13 bottom of electric flocculation reaction unit is connected with water inlet pipe 1.Wherein, it is described 13 bottom of electric flocculation reaction unit is provided with injection well downhole flow regulator 10, and the injection well downhole flow regulator 10 is connected with the water inlet pipe 1;The electric flocculation Electric flocculation outlet pipe 12 is provided with the top of reaction unit 13, the electric flocculation outlet pipe 12 is connected with the eddy flow suction line 6 Connect.The electric flocculation reaction unit 13 adopts electrode fixed mount fixed electrode 11, the electrode 11 to connect using bipolar type;It is described Electric flocculation reaction unit 13 adopts DC frequency-changing power supply, effectively prevents electrode 11 to be passivated.
In this utility model, sewage is entered in the electric flocculation reaction unit 13 by the water inlet pipe 1, is matched somebody with somebody by described Hydrophone 10, future, liquid was evenly distributed;Reacted sewage passes through eddy flow suction line 6, tangentially into the cyclone air-flotation tank body 7 Interior separation;Meanwhile, the bubble generator 2 being vertically set on the eddy flow suction line 6 makes bubble with to carry out liquid uniform Mixing.
Operation principle of the present utility model is:The oil emulsion in sewage, macromole are had using electric flocculation reaction unit 13 Machine thing, microorganism, heavy metal ion etc. form tiny floc sedimentation;Recycle cyclone air-flotation technology that micro-bubble is soluble in water, make The flco that must be produced is separated rapidly.

Claims (6)

1. a kind of electric flocculation cyclone air-flotation device, including cyclone air-flotation tank body, the row of being provided with the top of the cyclone air-flotation tank body Oil pipe, the bottom of the cyclone air-flotation tank body are provided with discharge pipeline, it is characterised in that the middle and lower part side of the cyclone air-flotation tank body Clear water outlet pipe is provided with wall;Eddy flow suction line, the eddy flow entrance are provided with the side wall of the cyclone air-flotation tank body Bubble generator is provided with pipeline, on the outside of the cyclone air-flotation tank body;The eddy flow suction line is connected with setting Electric flocculation reaction unit outside the cyclone air-flotation tank body, the electric flocculation reaction unit bottom are connected with water inlet pipe.
2. electric flocculation cyclone air-flotation device according to claim 1, it is characterised in that the electric flocculation reaction unit bottom Injection well downhole flow regulator is provided with, the injection well downhole flow regulator is connected with the water inlet pipe;Electric flocculation is provided with the top of the electric flocculation reaction unit Outlet pipe, the electric flocculation outlet pipe are connected with the eddy flow suction line.
3. electric flocculation cyclone air-flotation device according to claim 1 and 2, it is characterised in that the electric flocculation reaction unit Using electrode fixed mount fixed electrode, the electrode is connected using bipolar type;The electric flocculation reaction unit adopts DC frequency-changing Power supply.
4. electric flocculation cyclone air-flotation device according to claim 1, it is characterised in that the eddy flow suction line is along described Cyclone air-flotation inner tank wall is tangentially disposed on the cyclone air-flotation tank body.
5. electric flocculation cyclone air-flotation device according to claim 1, it is characterised in that the bubble generator vertically sets Put on the eddy flow suction line.
6. electric flocculation cyclone air-flotation device according to claim 1, it is characterised in that the clear water outlet pipe is vertically arranged In 1/3 position of cyclone air-flotation tank body lower part.
CN201621044463.9U 2016-09-08 2016-09-08 A kind of electric flocculation cyclone air-flotation device Active CN206069603U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621044463.9U CN206069603U (en) 2016-09-08 2016-09-08 A kind of electric flocculation cyclone air-flotation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621044463.9U CN206069603U (en) 2016-09-08 2016-09-08 A kind of electric flocculation cyclone air-flotation device

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CN206069603U true CN206069603U (en) 2017-04-05

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110498541A (en) * 2019-07-31 2019-11-26 江苏金博源环保科技有限公司 ECPDL electric flocculation and centrifugation device
CN110563222A (en) * 2019-10-12 2019-12-13 昆明金泽实业有限公司 Electric flocculation air flotation machine
CN112759146A (en) * 2019-10-21 2021-05-07 中国石油天然气集团有限公司 Method and device for enhanced demulsification and oil removal of crude oil electric desalting wastewater

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110498541A (en) * 2019-07-31 2019-11-26 江苏金博源环保科技有限公司 ECPDL electric flocculation and centrifugation device
CN110563222A (en) * 2019-10-12 2019-12-13 昆明金泽实业有限公司 Electric flocculation air flotation machine
CN112759146A (en) * 2019-10-21 2021-05-07 中国石油天然气集团有限公司 Method and device for enhanced demulsification and oil removal of crude oil electric desalting wastewater

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing

Co-patentee after: CNOOC Energy Development Co., Ltd.

Patentee after: China Offshore Oil Group Co., Ltd.

Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing

Co-patentee before: CNOOC Energy Development Co., Ltd.

Patentee before: China National Offshore Oil Corporation

CP01 Change in the name or title of a patent holder