CN208726806U - Pipe type oil-water separator - Google Patents
Pipe type oil-water separator Download PDFInfo
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- CN208726806U CN208726806U CN201821353263.0U CN201821353263U CN208726806U CN 208726806 U CN208726806 U CN 208726806U CN 201821353263 U CN201821353263 U CN 201821353263U CN 208726806 U CN208726806 U CN 208726806U
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- pipe
- water separator
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- cyclone
- electrode plate
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Abstract
The utility model provides a kind of pipe type oil-water separator, including shell, inlet tube is communicated on the side wall of shell, it is respectively arranged in shell and is disposed with electrode plate from top to bottom, liquid distribution plate, first isolation board, cyclone pipe array, second isolation board and fiber membrane tube bundle, overflow pipe is communicated between cyclone pipe and the first isolation board, underflow pipe is communicated between cyclone pipe and the second isolation board, electrode plate is connect by power supply line with transformer by insulating bar with while cage connection, it is located at the flowline that a stretching shell is provided with above electrode plate in shell, the lower end of shell is provided with the outlet pipe being connected to fiber membrane tube bundle, it is connected to by return pipe with inlet tube on the side wall of shell positioned at the top position of liquid distribution plate.The design of the utility model structure is simple, rationally, not only adapts to the variation of oil field mining liquid, but also the grease after can easily separating is discharged in time, have many advantages, such as to take up little area, be high-efficient, safeguard it is simple.
Description
Technical field
The utility model belongs to oily water separation technique field, more specifically, is related to a kind of pipe type oil-water separator.
Background technique
With continually developing for oil field, the most oil field in China has entered middle and high Water-cut Period mining phase, and Produced Liquid contains
Water increases year by year, and for some oil field average moisture contents up to 90% or more, this makes the body of oily waste water treatment in surface technology
It is increasingly huge.Especially in recent years with the continuous expansion of poly- drive scale, the produced quantity of polymer-bearing waste-water also increases year by year, due to containing
Poly- sewage large viscosity, causes water quality treatment to be deteriorated, it is difficult to meet the requirement of production water qualified discharge.Therefore, technique letter is developed
Single, convenient operating maintenance oily wastewater efficient process new equipment have become the exploitation of oil field late high water content period critical issue it
One.
What oil field at home generallyd use is the oil-containing sewage treatment system based on gravitational settling at present, not by many years
It is disconnected to improve, form a set of more complete process system.But the process system is there are equipment investment height, volume is big, locates
Manage the practical problems such as low efficiency.Hydrocyclone based on centrifuge separation principle is few with its occupied area, easy to operate, maintenance expense
It is also widely used in many oil fields with low advantage.But when grease density contrast is smaller, in cyclone grease it
Between centrifugal force difference very little so that water-oil separating efficiency is very low；In addition, with the increase of processing liquid measure, fluid in cyclone
The increase of suffered turbulence intensity, oil droplet, which easily ruptures, forms small drop, to be difficult to obtain higher water-oil separating efficiency.
For current High water cut, the high viscous, production status containing poly- crude oil, single oil-water separation method is difficult to obtain good grease point
From effect.Therefore, in order to enable oil produced water reaches discharge standard, there is an urgent need to a kind of more simple, efficient, environmental protection oil
Water separation device.
Utility model content
In view of the above problems, existing to solve the purpose of the utility model is to provide a kind of pipe type oil-water separator
The increase of turbulence intensity suffered by fluid in cyclone, oil droplet, which easily ruptures, forms small drop, to be difficult to obtain higher
The problem of water-oil separating efficiency.
Pipe type oil-water separator provided by the utility model, including cylindrical housings, on the side wall of cylindrical housings
It is communicated with inlet tube, is respectively arranged in circular cylindrical shell body and is disposed with electrode plate, liquid distribution plate, the first isolation from top to bottom
Plate, cyclone pipe array, the second isolation board and the fiber membrane tube bundle with water inlet, are connected between cyclone pipe and the first isolation board
There is overflow pipe, be communicated with underflow pipe between cyclone pipe and the second isolation board, electrode plate is same by insulating bar and cage connection
When connect with transformer by power supply line, be provided with a stretching circular cylindrical shell above electrode plate in circular cylindrical shell body
The flowline of body is provided with the outlet pipe being connected to fiber membrane tube bundle in the lower end of cylindrical housings, in cylindrical housings
Side wall on be located at the top position of liquid distribution plate and be connected to inlet tube by return pipe；And inlet tube, cyclone pipe, overflow pipe,
Underflow pipe, the first isolation board and the second isolation board form rotational flow separation region；Liquid distribution plate, electrode plate, insulating bar, transformer, power supply
Line, flowline and return pipe form alternating current-direct current drying zone；Fiber membrane tube bundle and outlet pipe form fiber membrane separation zone.
Additionally, it is preferred that structure be to offer tangential inlet on the every cyclone pipe in cyclone pipe array.
Furthermore it is preferred that structure be that the diameter of cyclone pipe is 25~45mm, the length of cyclone pipe is 4~6 times of diameter.
Furthermore preferred structure is, the diameter of overflow pipe is 0.1~0.2 times of the diameter of cyclone pipe.
Additionally, it is preferred that structure be that the diameter of underflow pipe is 0.3~0.5 times of cyclone pipe.
Furthermore it is preferred that structure be, in cyclone pipe array the quantity of cyclone pipe be 14, arrangement mode be first row
It is 2, second row is 3, and third row is 4, and the 4th row is 3, and the 5th row is 2.
Furthermore preferred structure is, two layers of electrode plate, and horizontal positioned, the electric field strength model between two layers of electrode plate
It encloses for 450V-800V/cm.
Furthermore it is preferred that structure be that valve is provided on return pipe.
Additionally, it is preferred that structure be that the porosity of liquid distribution plate is 60%~80%.
Furthermore preferred structure is, fiber membrane tube bundle is hydrophobic oleophilic oil material.
Compared with prior art, the technical effect that the utility model can obtain is as follows:
(1) after carrying out first separation by cyclone pipe first, WO emulsion then passes through overflow pipe and is discharged into alternating current-direct current
Drying zone, the oil droplet after separation are discharged by flowline, and water phase is then passed through return pipe and is flowed into inlet tube, carries out grease again
Separation；The sewage containing a small amount of oil flowed out from cyclone pipe underflow opening then enters fiber membrane separation zone, and sewage after processing passes through
Outlet pipe discharge, by rotational flow separation region, alternating current-direct current drying zone, fiber membrane separation zone synergistic effect, to realize grease
Efficiently separate.
(2) by setting tangential inlet for cyclone pipe, the collision between oil droplet is promoted, improve poly- between oil droplet and is imitated
Rate, to be conducive to the separation of grease.
(3) liquid distribution plate is arranged by the upper end of the overflow port in cyclone pipe to effectively prevent to reduce the generation of vortex
Injection aggravation oil-water emulsion.
(4) by two parallel electrode plates of setting, alternating current-direct current dual field is formd, improves crude oil dehydrating effect, reduces pole
Between voltage so that power consumption is greatly lowered save production cost.
(5) by setting fiber membrane tube bundle as composed by hydrophobic/lipophilic material, have to the absorption of oil water mixture good
Good selectivity, can be effectively reduced the oil concentration in water.
Detailed description of the invention
By reference to the following description in conjunction with the accompanying drawings and the contents of the claims, and with to the utility model more
Comprehensive understanding, other purposes and result of the utility model will be more clearly understood and understood.In the accompanying drawings:
Fig. 1 is the structural schematic diagram according to the pipe type oil-water separator of the utility model embodiment；
Fig. 2 is the distribution schematic diagram according to 14 cyclone pipes of the utility model embodiment.
Appended drawing reference therein includes: shell 1, inlet tube 2, cyclone pipe array 3, tangential inlet 4, overflow pipe 5, underflow pipe
6, the first isolation board 7a, the second isolation board 7b, liquid distribution plate 8, electrode plate 9, insulating bar 10, transformer 11, power supply line 12, flowline
13, return pipe 14, water inlet 15, fiber membrane tube bundle 16, outlet pipe 17.
Identical label indicates similar or corresponding feature or function in all the appended drawings.
Specific embodiment
Specific embodiment of the utility model is described in detail below with reference to attached drawing.
Fig. 1 shows as according to the structure of the pipe type oil-water separator of the utility model embodiment.
As shown in Figure 1, the pipe type oil-water separator of the utility model embodiment, is divided into alternating current-direct current dehydration from top to bottom
Area, rotational flow separation region and fiber membrane separation zone, rotational flow separation region is for realizing grease initial gross separation, and alternating current-direct current drying zone is for real
Existing crude oil demulsification, and fiber membrane separation zone is for removing micro oil droplet in water removal.
Rotational flow separation region, alternating current-direct current drying zone and fiber membrane separation zone are described in detail separately below.
One, rotational flow separation region
Rotational flow separation region includes: the inlet tube 2 being connected to 1 side wall of cylindrical housings, is separately positioned in cylindrical housings 1
Cyclone pipe array 3, overflow pipe 5, underflow pipe 6, the first isolation board 7a and the second isolation board 7b, the first isolation board 7a be located at eddy flow
The top of pipe array 3 is connected between first isolation board 7a and cyclone pipe array 3 by overflow pipe 5, the quantity and rotation of overflow pipe 5
The quantity of cyclone pipe is identical in flow tube array 3；Second isolation board 7b is located at the lower section of cyclone pipe array 3, the second isolation board 7b with
It is connected between cyclone pipe array 3 by underflow pipe 6, the quantity of underflow pipe 6 is identical as the quantity of cyclone pipe in cyclone pipe array 3；
Oil field mining liquid enters in cyclone pipe array 3 from inlet tube 2 to make rotating motion, and WO emulsion is into cyclone pipe array 3
Heart coalescence, and flowed out from overflow pipe 5, and enter alternating current-direct current drying zone, the water phase in cyclone pipe array 3 is under the influence of centrifugal force
It is close to wall surface, and flowed out from underflow pipe 6, into fiber membrane separation zone.
In a specific embodiment of the utility model, the quantity of cyclone pipe array 3 is 14, and arrangement mode is such as
Shown in Fig. 2, first row is 2, and second row is 3, and third row is 4, and the 4th row is 3, and the 5th row is 2.
The diameter of every cyclone pipe is all the same, is 25~45mm, and the length of cyclone pipe is 4~6 times of diameter；Overflow pipe 5
Diameter be 0.1~0.2 times of diameter of cyclone pipe；The diameter of underflow pipe 6 is 0.3~0.5 times of cyclone pipe.
In order to reinforce the swirl strength of cyclone pipe, water-oil separating efficiency is improved, the entrance of every cyclone pipe is respectively set to
Tangential inlet 4.
Two, alternating current-direct current drying zone
Alternating current-direct current drying zone includes: liquid distribution plate 8, electrode plate 9, insulating bar 10, transformer 11, power supply line 12, flowline 13
With return pipe 14, liquid distribution plate 8 therein, electrode plate 9, insulating bar 10 are separately positioned in cylindrical housings 1, and liquid distribution plate 8 is located at
The top of first isolation board 7a, electrode plate 9 are located at the top of liquid distribution plate 8, and the both ends of electrode plate 9 pass through insulating bar 10 and circle respectively
Cylindrical shell 1 connects, meanwhile, electrode plate 9 is also connect by power supply line 12 with transformer 11；One end of flowline 13 is protruded into circle
It is located at the top of electrode plate 9 in cylindrical shell 1, the other end of flowline 13 stretches out cylindrical housings 1；One end of return pipe 14 with
The side wall of cylindrical housings 1 is connected to, position of the specific connection between insulating bar 10 and liquid distribution plate 8, the other end of return pipe 14
Inlet tube 2 is connected to.To realize the connection of cylindrical housings 1 Yu inlet tube 2.
Electrode plate 9 is two layers, and horizontal positioned, and two layers of electrode plate 9 is connected by insulating bar 10 with shell 1 respectively；Meanwhile
Also be connected with power transformation device 11 by power supply line 12 respectively, the electric field strength between two layers of electrode plate 9 450V-800V/cm it
Between, two layers of electrode plate 9 is formed by the advantages of Double Electric dehydration combines AC and DC dehydration, to reduce the electricity of electric dehydration
Consumption.
In order to effectively reduce the formation of vortex and reduce oil-water emulsion, the porosity of liquid distribution plate 8 is 60%~80%.
In order to control the unlatching, closing and uninterrupted of return pipe 14, valve is provided on return pipe 14.
Into the WO emulsion of alternating current-direct current drying zone, under the effect of alternating current-direct current dual field, crude oil demulsification, place are realized
Crude oil after reason is flowed out from flowline 13, and water phase is then passed through return pipe 14 and is back in inlet tube 2.
Three, fiber membrane separation zone
Fiber membrane separation zone includes: fiber membrane tube bundle 16 and outlet pipe 17 with water inlet 15, and fiber membrane tube bundle 16
It in the lower section of the second isolation board 7b, is made of oleophilic oil material, there is fiber membrane tube bundle 16 to the absorption of oil water mixture
Good selectivity can effectively reduce the oil percentage in water in device outlet pipe 17, to reach the production of efficient process oil field
The purpose of water, oleophilic oil material can be silica micro Nano material, polystyrene (PS)/polyurethane (PU) composite wood
The materials such as material, polysulfones (PSF)/polylactic acid (PLA) composite material.
One end of outlet pipe 17 is connected to fiber membrane tube bundle 16, and the other end stretches out cylindrical housings 1.
The water flowed out from underflow pipe 6 enters fiber membrane tube bundle 16 by water inlet 15, realizes the fining separation of grease, quilt
Treated, and water is discharged by outlet pipe 17.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described with power
Subject to the protection scope that benefit requires.
Claims (10)
1. a kind of pipe type oil-water separator, which is characterized in that including cylindrical housings, on the side wall of the cylindrical housings
It is communicated with inlet tube, is respectively arranged in the circular cylindrical shell body and is disposed with electrode plate, liquid distribution plate, first from top to bottom
Isolation board, cyclone pipe array, the second isolation board and the fiber membrane tube bundle with water inlet；Wherein, the cyclone pipe with it is described
It is communicated with overflow pipe between first isolation board, is communicated with underflow pipe between the cyclone pipe and second isolation board, it is described
It is connect by power supply line with transformer while electrode plate is connect by insulating bar with the cylindrical shell, in the cylinder
The flowline for stretching out the cylindrical housings is provided in shell above the electrode plate, in the circular cylindrical shell
The lower end of body is provided with the outlet pipe being connected to the fiber membrane tube bundle, and institute is located on the side wall of the cylindrical housings
The top position for stating liquid distribution plate is connected to by return pipe with the inlet tube；And
The inlet tube, the cyclone pipe, the overflow pipe, the underflow pipe, first isolation board are isolated with described second
Board group is at rotational flow separation region；
The liquid distribution plate, the electrode plate, the insulating bar, the transformer, the power supply line, the flowline and described time
Flow tube forms alternating current-direct current drying zone；
The fiber membrane tube bundle and the outlet pipe form fiber membrane separation zone.
2. pipe type oil-water separator as described in claim 1, which is characterized in that the every rotation in the cyclone pipe array
Tangential inlet is offered in flow tube.
3. pipe type oil-water separator as claimed in claim 2, which is characterized in that the diameter of the cyclone pipe be 25~
45mm, the length of the cyclone pipe are 4~6 times of diameter.
4. pipe type oil-water separator as claimed in claim 3, which is characterized in that the diameter of the overflow pipe is the eddy flow
0.1~0.2 times of the diameter of pipe.
5. pipe type oil-water separator as claimed in claim 3, which is characterized in that the diameter of the underflow pipe is the eddy flow
0.3~0.5 times of pipe.
6. pipe type oil-water separator as claimed in claim 2 or claim 3, which is characterized in that the eddy flow in the cyclone pipe array
The quantity of pipe is 14, and arrangement mode is that first row is 2, and second row is 3, and third row is 4, and the 4th row is 3, the
Five rows are 2.
7. pipe type oil-water separator as described in claim 1, which is characterized in that the electrode plate is two layers, and level is put
It sets, the electric field strength range between two layers of electrode plate is 450V-800V/cm.
8. pipe type oil-water separator as described in claim 1, which is characterized in that be provided with valve on the return pipe.
9. pipe type oil-water separator as described in claim 1, which is characterized in that the porosity of the liquid distribution plate be 60%~
80%.
10. pipe type oil-water separator as described in claim 1, which is characterized in that the fiber membrane tube bundle is hydrophobic oleophilic oil
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821353263.0U CN208726806U (en) | 2018-08-22 | 2018-08-22 | Pipe type oil-water separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821353263.0U CN208726806U (en) | 2018-08-22 | 2018-08-22 | Pipe type oil-water separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208726806U true CN208726806U (en) | 2019-04-12 |
Family
ID=66031896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821353263.0U Expired - Fee Related CN208726806U (en) | 2018-08-22 | 2018-08-22 | Pipe type oil-water separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208726806U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295056A (en) * | 2019-07-26 | 2019-10-01 | 中国海洋石油集团有限公司 | A kind of water-oil separating tubular type electric field demulsification cyclone separator |
| CN110327795A (en) * | 2019-06-06 | 2019-10-15 | 深圳市圳力液体分离科技有限公司 | A kind of oily-water seperating equipment |
| CN112473188A (en) * | 2020-12-01 | 2021-03-12 | 华东理工大学 | Electric field enhanced O/W emulsion demulsification and oil removal device and method |
| CN115531924A (en) * | 2022-09-19 | 2022-12-30 | 浙江吉宝智能装备股份有限公司 | Roundabout channel oil-water separation system with separation membrane module and separation method |
| CN110327795B (en) * | 2019-06-06 | 2024-07-26 | 深圳市圳力液体分离科技有限公司 | Oil-water separation device |
-
2018
- 2018-08-22 CN CN201821353263.0U patent/CN208726806U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110327795A (en) * | 2019-06-06 | 2019-10-15 | 深圳市圳力液体分离科技有限公司 | A kind of oily-water seperating equipment |
| CN110327795B (en) * | 2019-06-06 | 2024-07-26 | 深圳市圳力液体分离科技有限公司 | Oil-water separation device |
| CN110295056A (en) * | 2019-07-26 | 2019-10-01 | 中国海洋石油集团有限公司 | A kind of water-oil separating tubular type electric field demulsification cyclone separator |
| CN112473188A (en) * | 2020-12-01 | 2021-03-12 | 华东理工大学 | Electric field enhanced O/W emulsion demulsification and oil removal device and method |
| CN115531924A (en) * | 2022-09-19 | 2022-12-30 | 浙江吉宝智能装备股份有限公司 | Roundabout channel oil-water separation system with separation membrane module and separation method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190412 Termination date: 20210822 |
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| CF01 | Termination of patent right due to non-payment of annual fee |