CN204159074U - A kind of oil water separator - Google Patents

A kind of oil water separator Download PDF

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Publication number
CN204159074U
CN204159074U CN201420386466.5U CN201420386466U CN204159074U CN 204159074 U CN204159074 U CN 204159074U CN 201420386466 U CN201420386466 U CN 201420386466U CN 204159074 U CN204159074 U CN 204159074U
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oil
pipe
exterior tube
water separator
water
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CN201420386466.5U
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李开兴
崔斌
吴应湘
李东辉
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崔斌
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Abstract

The utility model discloses a kind of oil water separator, comprise upper exterior tube and lower outer pipe, and upper exterior tube is connected by least one standpipe with lower outer pipe; The affixed oil slick pipe extended vertically in upper exterior tube top, upper exterior tube top offers the oil-out being communicated with upper exterior tube and oil slick pipe.The beneficial effects of the utility model are: the miniaturization that namely ensure that oil water separator, in turn ensure that the stability of dehydration quality, the efficiency of gravitational settling are increased substantially, can significantly reduce the construction costs of current separation facilities and reduce operating cost; According to " shallow pool theory ", oil water separator is made tubular type flow process, by reducing fluid level and the invalid sedimentation time can being reduced by dividing plate; According to " Theory of Flow Pattern ", take pipe middle sleeve and eccentric setting, utilize the cross-sectional area of eccentric annulus " selenodont " runner to diminish gradually, the feature that Reynolds number also diminishes thereupon, form laminar flow at narrow gap place; Achieve the object being effectively separated crude oil, water.

Description

A kind of oil water separator
Technical field
The utility model relates to oil field oil water mixed liquor processing technology field, is specifically related to a kind of oil water separator.
Background technology
The oil field natural gas that also output is a large amount of while producing crude oil and water, need to be separated crude oil, gas, water three-phase fluid.Dehydration of crude oil equipment is then the embodiment of dehydration technique, and it occupies critical role in dehydration of crude oil process.Dehydration technique, device structure whether reasonable, is directly connected to the quality of the effect of dehydration, efficiency and crude oil, and production run cost, and then affects total economic benefit that the dehydration of crude oil produces.
Oily water separation technique mainly contains three types in principle: i.e. aggregation method, settling methods or centrifugal force method, the principle of more than two kinds is utilized to form concrete separating technology in practice often, but change ten thousand times without leaving the original aim or stand, in where method in office, all can't do without the effect of gravitational settling, if improve the efficiency of gravitational settling, the separative efficiency of oil field output object just can be improved.
The dewatering process of current oil field routine is " heat chemistry settling method ", namely heat, after dosing come that liquid enters large tank or three-phase oil again, gas, separator carry out that sedimentation is degassed, dehydration.Administration measure when dewatering by this mode, convenient management.But for increasing the sedimentation time, need very large tank to hold and floor space.
Although it is little that the dehydration equipment of centrifugal process and ladder type pipe partition method has volume, the advantage that separative efficiency is high, but by " turbulent flow or the channelling " impact in actual motion, cause disintegrate-quality and stability also unsatisfactory, therefore, also fail to obtain large-area applications in the dewatering process of oil field.
Utility model content
Comparatively complete equipment is not also had to carry out the technological deficiency of oil field oil water mixed liquor process for solving in prior art, the utility model designs a kind of oil water separator, achieve the object of the crude oil be effectively separated in the oil-water mixture of oil field, water, improve separative efficiency.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of oil water separator, comprise upper exterior tube and lower outer pipe, and upper exterior tube is connected by least one standpipe with lower outer pipe; Upper exterior tube top is connected with the oil slick pipe extended vertically, and upper exterior tube top offers the oil-out being communicated with upper exterior tube and oil slick pipe.This oil water separator, according to sedimentation theory, effectively achieves the separation of the crude oil in oil field oil water mixed liquor, water.
Preferably, oil-out is oil outlet/fuel-displaced finedraw.Oil-out is used for conducting upper exterior tube and oil slick pipe, and this is in upper exterior tube top and cuts finedraw or the axis direction on the top of upper exterior tube along upper exterior tube punches.Because cut finedraw or punch and can prevent channelling.
Further, interior pipe is socketed with in upper exterior tube and the axis of upper interior pipe is positioned at the vertical direction of the axis of upper exterior tube.In upper, the bottom of pipe offers delivery port.Delivery port is apopore/water outlet finedraw.Shallow pond effect is produced by " pipe middle sleeve " mode; Reynolds number is caused to change by " eccentric placement " (in namely going up, the axis of pipe is positioned at the vertical direction of the axis of upper exterior tube) mode.Easily turbulent flow is produced soon because there is flow velocity, cause the problem that separative efficiency is lower, this separator is according to " Theory of Flow Pattern ", take pipe middle sleeve and upper interior pipe bias is placed, the cross-sectional area of eccentric annulus " selenodont " runner is utilized to diminish gradually, the feature that Reynolds number also diminishes thereupon, forms laminar flow at narrow gap place.
Further, the inwall of upper interior pipe is connected with dividing plate, and dividing plate offers through hole.To the problem causing sedimentation time deficiency because volume is little, according to " shallow pool theory ", oil water separator is made tubular type flow process, reduce the invalid sedimentation time while reducing fluid level by dividing plate, dividing plate also can reduce fluidised form and produce disorderly.
Further, lower interior pipe is socketed with in lower outer pipe and the axis of lower interior pipe is positioned at the vertical lower of the axis of lower outer pipe.In lower, pipe bottom offers water inlet.Water inlet is inlet opening/water inlet finedraw.Shallow pond effect is produced by " pipe middle sleeve " mode; Occur that Reynolds number changes by " eccentric placement " mode.Easily turbulent flow is produced soon because there is flow velocity, cause the problem that separative efficiency is lower, this separator is according to " Theory of Flow Pattern ", take pipe middle sleeve and lower interior pipe bias is placed, the cross-sectional area of eccentric annulus " selenodont " runner is utilized to diminish gradually, the feature that Reynolds number also diminishes thereupon, forms laminar flow at narrow gap place.
The beneficial effects of the utility model are: namely this oil water separator ensure that the miniaturization of oil water separator, in turn ensure that the stability of dehydration quality, the efficiency of gravitational settling is increased substantially, this oil water separator is widely used in the water-oil separating of oil field output object, water sand separation and sewage disposal process, can significantly reduces the construction costs of current separation facilities and reduce operating cost; According to " shallow pool theory ", oil water separator is made tubular type flow process, by reducing fluid level and the invalid sedimentation time can being reduced by dividing plate; According to " Theory of Flow Pattern ", take pipe middle sleeve and eccentric setting, utilize the cross-sectional area of eccentric annulus " selenodont " runner to diminish gradually, the feature that Reynolds number also diminishes thereupon, form laminar flow at narrow gap place; Achieve the object of the crude oil be effectively separated in oil field oil water, water.Take slot mode in pipe to reduce profit separately according to " flow resistance is theoretical " again to mix because of channelling.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first embodiment of oil water separator described in the utility model;
Fig. 2 is the structural representation of the second embodiment of oil water separator described in the utility model;
Fig. 3 is the side view of Fig. 2.
In figure,
1, oil slick pipe; 2, upper exterior tube; 21, oil-out; 3, upper interior pipe; 31, delivery port; 4, dividing plate; 41, through hole; 5, standpipe; 6, lower outer pipe; 7, lower interior pipe; 71, water inlet.
Detailed description of the invention
Below in conjunction with accompanying drawing, explanation is explained in detail to structure of the present utility model.
As shown in Figure 1, show the first embodiment of oil water separator described in the utility model, comprise upper exterior tube 2 and lower outer pipe 6, and upper exterior tube is connected by least one standpipe 5 with lower outer pipe; Upper exterior tube top is connected with the oil slick pipe 1 extended vertically, and upper exterior tube top offers the oil-out 21 being communicated with upper exterior tube and oil slick pipe.This oil water separator, according to the principle of gravitational settling, effectively achieves the separation of the crude oil in oil field oil water, water.
As Figure 2-3, show the second embodiment of oil water separator described in the utility model, comprise upper exterior tube 2 and lower outer pipe 6, and upper exterior tube is connected by least one standpipe 5 with lower outer pipe; Upper exterior tube top is connected with the oil slick pipe 1 extended vertically, and upper exterior tube top offers the oil-out 21 being communicated with upper exterior tube and oil slick pipe.This oil water separator, according to the principle of gravitational settling, effectively achieves the separation of the crude oil in oil field oil water, water.Oil-out is oil outlet/fuel-displaced finedraw.Upper exterior tube cuts finedraw or punches and can prevent channelling.
A kind of oil water separator that the utility model provides, is socketed with interior pipe 3 in upper exterior tube and the axis of upper interior pipe is positioned at the vertical direction of the axis of upper exterior tube, makes the toric space between its inner and outer pipes become cusp " selenodont " runner upwards.In upper, the bottom of pipe offers delivery port 31.Delivery port is apopore/water outlet finedraw.Shallow pond effect is produced by " pipe middle sleeve " mode; Occur that Reynolds number changes by " eccentric placement " mode.Easily turbulent flow is produced soon because there is flow velocity, cause the problem that separative efficiency is lower, this separator is according to " Theory of Flow Pattern ", take pipe middle sleeve and upper interior pipe bias is placed, the cross-sectional area of eccentric annulus is utilized to diminish gradually, the feature that Reynolds number also diminishes thereupon, forms laminar flow at narrow gap place.
A kind of oil water separator that the utility model provides, the inwall of upper interior pipe is connected with dividing plate 4, and dividing plate offers through hole 41.To causing sedimentation time not enough problem because volume is little, according to " shallow pool theory ", oil water separator is made tubular type flow process, while reducing fluid level, reduce the invalid sedimentation time by dividing plate, dividing plate also can reduce fluidised form and produce disorderly.
A kind of oil water separator that the utility model provides, is socketed with lower interior pipe 7 in lower outer pipe and the axis of lower interior pipe is positioned at the vertical lower of the axis of lower outer pipe, makes the toric space between its inner and outer pipes become downward " selenodont " runner of cusp.In lower, pipe bottom offers water inlet 71.Water inlet is inlet opening/water inlet finedraw.Shallow pond effect is produced by " pipe middle sleeve " mode; Reynolds number change is limited by " eccentric placement " mode.Easily turbulent flow is produced soon because there is flow velocity, cause the problem that separative efficiency is lower, this separator is according to " Theory of Flow Pattern ", take pipe middle sleeve and lower interior pipe bias is placed, the cross-sectional area of eccentric annulus is utilized to diminish gradually, the feature that Reynolds number also diminishes thereupon, forms laminar flow at narrow gap place.
When specifically installing and using, as long as add a direct-through valve on original liquid enters the station pipeline after, this oil water separator flow process and former pipeline are installed in parallel, when motionless to original flow process, new dewatering type can be run; The disposal ability of single group oil water separator is determined by caliber, flow velocity and liquid property, and treating capacity is excessive or when can't meet the quality requirement, and solves by mode in parallel or series connection one group of this oil water separator again.
A kind of oil water separator that the utility model provides, operation principle is as follows: oil field oil water mixed liquor to enter and flow forward from upper interior pipe, the oil slick pipe of low-density crude oil on upper exterior tube top, in pipe enter petroleum tank after outflow forward.After the excessive discharge of high density water, in the delivery port → standpipe → lower of upper interior pipe the lower interior pipe of water inlet → enter of pipe backward before enter water pot after outflow.Annular space sectional area now because of water inlet is less, can prevent from entering the water-band crude oil in lower interior pipe.
The part crude oil taken out of because of excessive draining from the delivery port of upper interior pipe forms water to oil area in standpipe, and intermediate zone top crude oil enters petroleum tank after the oil-out → oil slick pipe of upper exterior tube.Oil-out place annular space area now because of upper exterior tube is less, can prevent from intaking in crude oil.
Oil field oil water mixed liquor enters and flow forward from upper interior pipe, in flow process, oil field oil water mixed liquor is through dividing plate, a large amount of oil-polluted water flows into upper exterior tube from the delivery port of upper interior pipe, now because density is different, lighter crude oil flows into the discharge of oil slick pipe through the oil-out of upper exterior tube, the wet crude of flow forward vertically in upper interior pipe, heavier water enters upper exterior tube through delivery port, flows into lower outside (interior) pipe discharge (in lower outer pipe vertically flow forward) by standpipe.(due to the effect of density, gravity, upper interior pipe will based on crude oil, lower interior pipe will based on water) (due to the effect of density, gravity, in flow process, the water in upper interior pipe crude oil, when flowing through standpipe, can sink down in lower outer pipe automatically; Crude oil in lower outer pipe water, when flowing through standpipe, meeting automatically floating enters oil slick pipe through the oil-out of upper exterior tube).
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all do in the utility model flesh and blood any amendment, equivalent to replace and simple modifications etc., all should be included within protection domain of the present utility model.

Claims (5)

1. an oil water separator, is characterized in that, comprises upper exterior tube (2) and lower outer pipe (6), and upper exterior tube is connected by least one standpipe (5) with lower outer pipe; The affixed oil slick pipe (1) extended vertically in upper exterior tube top, upper exterior tube top offers the oil-out (21) being communicated with upper exterior tube and oil slick pipe.
2. a kind of oil water separator according to claim 1, is characterized in that, oil-out is oil outlet/fuel-displaced finedraw.
3. a kind of oil water separator according to claim 1, is characterized in that, is socketed with interior pipe (3) and the axis of upper interior pipe is positioned at the vertical direction of the axis of upper exterior tube in upper exterior tube; In upper, the bottom of pipe offers delivery port (31), and delivery port is apopore/water outlet finedraw.
4. a kind of oil water separator according to claim 3, is characterized in that, the inwall of upper interior pipe is connected with dividing plate (4), and dividing plate offers through hole (41).
5. a kind of oil water separator according to claim 1, is characterized in that, is socketed with lower interior pipe (7) and the axis of lower interior pipe is positioned at the vertical lower of the axis of lower outer pipe in lower outer pipe; In lower, pipe bottom offers water inlet (71), and water inlet is inlet opening/water inlet finedraw.
CN201420386466.5U 2014-07-14 2014-07-14 A kind of oil water separator Active CN204159074U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420386466.5U CN204159074U (en) 2014-07-14 2014-07-14 A kind of oil water separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420386466.5U CN204159074U (en) 2014-07-14 2014-07-14 A kind of oil water separator

Publications (1)

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CN204159074U true CN204159074U (en) 2015-02-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104069650A (en) * 2014-07-14 2014-10-01 崔斌 Oil-water separator and method for separating oil-water mixed solution in oil field

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104069650A (en) * 2014-07-14 2014-10-01 崔斌 Oil-water separator and method for separating oil-water mixed solution in oil field
CN105413238A (en) * 2014-07-14 2016-03-23 崔斌 Oil-water separator
CN104069650B (en) * 2014-07-14 2016-06-08 崔斌 A kind of water-and-oil separator and oil field oil water mixed solution separation method
CN105413238B (en) * 2014-07-14 2017-07-18 崔斌 A kind of oil water separator

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