CN201826827U - Modular underground three-phase separator - Google Patents
Modular underground three-phase separator Download PDFInfo
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- CN201826827U CN201826827U CN2010205388222U CN201020538822U CN201826827U CN 201826827 U CN201826827 U CN 201826827U CN 2010205388222 U CN2010205388222 U CN 2010205388222U CN 201020538822 U CN201020538822 U CN 201020538822U CN 201826827 U CN201826827 U CN 201826827U
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- top connection
- outer tube
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- sand
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Abstract
The utility model relates to a device for processing produced fluid of an oil well of an oil field, which is a reliable and multifunctional modular underground three-phase separator on the basis of modular design. The modular underground three-phase separator consists of a gas-liquid separation module I, a permutite sieve tube module II and an anti-paraffin antiscaling anticorrosion module III. A foam breaking system and a permutite system of the device can carry out solid, liquid and gas three-phase separation on the produced fluid. The anti-paraffin antiscaling anticorrosion module of the device can carry out processing on the produced fluid for realizing remission of corrosion, scale formation and paraffin precipitation of the device and the whole oil pipe, an oil pumping rod and an oil well pump which are above the device. The device not only can improve the pump efficiency for improving the output of the oil well, but also can reduce prevention and control costs of the oil well on the aspects of paraffin precipitation, scale formation and corrosion, prolong the pump detection period and improve the production benefit.
Description
One, technical field:
The utility model relates to a kind of solid, liquid, gas three-phase separating device of under the oil well pump produced liquid in oil well being handled that is used for being loaded in the oilfield, especially a kind of modular down-hole three-phase separating device.
Two, background technology:
Existing down-hole separator mainly contains gas-liquid separation, Separation of Solid and Liquid and solid-liquid gas three phase separation from the difference of separating medium.Mainly containing Gravity Separation, eddy flow centrifugation aspect the gas-liquid separation mode.Mainly containing screen casing aspect solid-liquid separation method separates and the eddy flow centrifugation.Also having when solid-liquid gas separates uses eddy flow centrifugation, Gravity Separation and screen casing to separate simultaneously.
Be mainly used in the screen casing that separates solid phase at present and separate and has that the laser slotted pipe separates, the hole pipe separates and wire-wrapped screen separates, the separating effect of these separate modes progress but gas-liquid separation effect is significantly improved to some extent except that Separation of Solid and Liquid.In the down-hole output liquid being carried out treating apparatus at present has physics mode to handle and the chemical mode processing; physics mode has strong magnetic paraffin control scale-proof apparatus; protection effect has but protection distance is short; and ferromagnetic material has high temperature demagnetization phenomenon all can lower its effect; the chemical treatment mode has filling paraffin control with inhibitor scale inhibition and anticorrosion chemical agent in the wax-proof anti-scaling anti-corrosive apparatus; this mode has certain effect; its guard time also can shorten with running off that its prevention effect can weaken but along with the consumption of these chemical agents; thereby also having the cathodic protector with sacrificial anode material protection protection main body mainly is at the anticorrosion aspect, and guard space is limited and autophage is serious.
Three, summary of the invention:
Main purpose of the present utility model is to improve the performance of gas-liquid sand three phase separation.
Another purpose of the present utility model is to improve oil well anti-wax deposition, good antiscale property and etch-proof performance.
At present in the field produces oil well some produced liquid in oil well in various degree gassiness some also contain the varigrained grains of sand, this directly causes the full level of oil well pump to cause the pump efficiency production fluid amount of individual well that finally causes on the low side of oil well pump on the low side inadequately, also cause the working environment of oil well pump to become more abominable and make oil pump plunger piston and pump barrel wearing and tearing simultaneously, valve is not closed completely even, and the holddown accident takes place, although used the anti-device of air of many types, but it is low that output liquid is carried the bubble eduction rate secretly, and also can cause the separative efficiency of gas-liquid separation device to reduce than the disconnected plug air-resistance phenomenon that air pocket forms.
Generally contain wax, asphalitine, colloid in the produced liquid in oil well and become dirty material, these materials just can be separated out gathering, precipitation, crystallization and grow up and be formed oil well paraffinication, fouling and corrosion under uniform temperature, pressure, saturation ratio, this can make output liquid passage diminish, and reduces the production fluid amount and can increase also that the energy consumption of oil recovery is more serious can stop up oil well and surface pipeline network brings harm for the oil field ordinary production.
Provide a kind of produced liquid in oil well treating apparatus of modularized design for effectively solving the above-mentioned technical problem the utility model that exists in the production of recovering the oil, it is a kind of modular down-hole three-phase separating device, this device is formed by gas-liquid separation module I, sand-screen module ii and wax-proof anti-scaling anticorrosion module ii I, be installed under the oil well pump of pumpingh well, gas-liquid and solid suspension are carried out three phase separation, be achieved in that for this utility model of technical problem of the performance that improves gas-liquid separation
A kind of modular down-hole three-phase separating device, form by gas-liquid separation module I and sand-screen module ii, described gas-liquid separation module I is by top connection (1), steam vent (28), exhaust vestibule (8), exhaust valve ball (9), outlet valve ball seat (10), outer tube (2), air collecting chamber (29), central tube (3), interlayer pipe (4), helical blade (5), interlayer pipe plug (6), lower contact (7) constitutes, wherein top connection (1) is connected with outer tube (2) one ends, outer tube (2) other end is connected with lower contact (7), in top connection (1), be provided with exhaust vestibule (8), in exhaust vestibule (8), be provided with exhaust valve ball (9) and outlet valve ball seat (10), outside top connection (1) side circumference, have steam vent (28) by exhaust vestibule (8), central tube (3) one ends are connected with top connection (1) endoporus and are inserted in the outer tube (2), outlet valve ball seat (9) bottom surface opening is positioned at the bottom surface of top connection (1) and between central tube (3) and outer tube (2), interlayer pipe (4) is placed in outside the central tube (3) and places in the outer tube (2), interlayer pipe (4) leaves a segment distance near top connection (1) one end between top connection (1) lower surface, constitute the collection chamber of space shape (29) ringwise by the bottom surface of top connection (1) and interlayer pipe (4) upper surface and outer tube (2) inner central tube (3) are outer, be wound with helical blade (5) on interlayer pipe (4) the hypomere outer wall, upward and between interlayer pipe (4) outer wall have uniform air leakage hole (11) at helical blade (5), interlayer pipe (4) lower end is provided with plug (6), for reducing the disconnected plug air-resistance phenomenon that forms than air pocket, between interlayer pipe (4) outer wall epimere and outer tube (2) inwall, be provided with by band sword and spiny broken foam (17), be the disconnected plug air-resistance phenomenon of more effective solution than air pocket formation, gas contained in the output liquid is separated to greatest extent, between central tube (3) outer wall is corresponding to interlayer pipe (4) epimere inwall, also is provided with the broken bubble assembly of forming by band sword and the broken foam (22) of spininess.
Be achieved in that for this utility model of technical problem that improves the performance of separating sand grains and solid suspension described sand-screen module ii is by top connection (12), filter sand pipeline section (13), lower contact (14), tail pipe (15), plug (16) constitutes, wherein lower contact (7) is threaded with top connection (12), top connection (12) lower end is connected with sand-screen (13) upper end, lower contact (14) upper end is connected with sand-screen (13) lower end, lower contact (14) is connected with tail pipe (15) top connection, tail pipe (15) lower contact is connected with plug (16), when oil field establishment oil production technology, generally can under the sand-screen module ii, be connected with tail pipe as required, the lower end screw thread of tail pipe is connected with plug (16), the effect of tail pipe (15) is mainly used in to store and enters the grains of sand and the solid suspension that precipitates in the sand-screen module ii, the fluid passage hole degree of the filter sand pipeline section of sand-screen module ii filters the grains of sand according to on-the-spot needs and the solid suspension granularity is determined, the grains of sand and solid suspension greater than this degree of porosity all are blocked in outside the sand-screen module ii, can be carried to surface pipeline network along with output liquid enters in the sand-screen module ii or is deposited in the tail pipe (15) or by output liquid less than the grains of sand of this degree of porosity and solid suspension.
Be achieved in that between the top connection (12) of the lower contact (7) of gas-liquid separation module I and sand-screen module ii for this utility model of technical problem of the performance that improves the erosion of oil well paraffin prevention anti-scaling anti-corrosive and also be connected with wax-proof anti-scaling anticorrosion module ii I, wax-proof anti-scaling anticorrosion module ii I is connected with outer tube (19) by top connection (18), outer tube (19) is connected with lower contact (20), and outer tube (19) inner chamber is filled with the liquid handling kernel that the media alloy combination by porous forms.
The gas-liquid separation module I of modular down-hole three-phase separating device, wax-proof anti-scaling anticorrosion module ii I and sand-screen module ii combine, wherein gas-liquid separation module I is provided with forces broken bubble system can reduce the disconnected plug air-resistance phenomenon that forms than air pocket, gas contained in the output liquid is separated to greatest extent, reduce the gas that enters oil well pump, improve the pump efficiency of oil well pump, meanwhile make this device discharge a large amount of electronics and wax to the processing of output liquid by the anticorrosion module ii I of wax-proof anti-scaling, dirt or the combination of unmixing component liquids molecule, make wax, repel mutually with identical electric charge on dirt or other fluid molecule surface, change the physical characteristic of these fluids, make the wax in these liquid, dirt is difficult for condensing on the tube wall in transmission course, thereby the sand-screen module ii can keep off the grains of sand and the solid suspension that need to separate improves gas wax-proof anti-scaling anticorrosion module ii I, control cost and sand control cost that the working environment of gas-liquid separation module I and oil well pump, effective reliably working of modular down-hole three-phase separating device can reduce wax dirt and corrosion prolong pump detection period raising oil well output and economic benefit.
Four, description of drawings:
Accompanying drawing 1 is a prior art structure cut-away view of the present utility model;
Accompanying drawing 2 is the broken foam overall structure cut-away views of a cover of being with of the present utility model;
Accompanying drawing 3 is the broken foam overall structure cut-away views of two covers of being with of the present utility model;
Accompanying drawing 5 is broken foam structure sectional perspective diagrammatic sketch of first specific embodiment of the utility model gas-liquid separation module I;
Accompanying drawing 7 is structure cut-away views of first specific embodiment of the anticorrosion module ii I of the utility model wax-proof anti-scaling;
Accompanying drawing 8 is structure cut-away views of second specific embodiment of the anticorrosion module ii I of the utility model wax-proof anti-scaling;
Accompanying drawing 9 is structure cut-away views of the 3rd specific embodiment of the anticorrosion module ii I of the utility model wax-proof anti-scaling;
Five, specific embodiment:
Because the utility model is formed by gas-liquid separation module I, wax-proof anti-scaling anticorrosion module ii I and sand-screen module ii, makes an explanation for the specific embodiment of gas-liquid separation module I and wax-proof anti-scaling anticorrosion module ii I below in conjunction with accompanying drawing.
First embodiment of gas-liquid separation module I of the present utility model, it has represented the concrete structure of band sword and the broken foam of spininess among this embodiment accompanying drawing 5.Top connection 1 and outer tube 2 one ends are for being threaded, outer tube 2 other ends are threaded with lower contact 7, in top connection 1, be provided with 4 exhaust vestibule 8, in exhaust vestibule 8, be provided with exhaust valve ball 9 and outlet valve ball seat 10, have steam vent 28 by exhaust vestibule 8 to top connection 1 outer circumference, central tube 3 one ends are connected with top connection 1 inner hole thread and are inserted in the outer tube 2, outlet valve ball seat 10 bottom surface openings at top connection 1 bottom surface simultaneously between central tube 3 and outer tube 2, interlayer pipe 4 is placed in central tube 3 outer placing simultaneously in the outer tube 2, interlayer pipe 4 leaves a segment distance near top connection 1 one ends between top connection 1 lower surface, by constituting the collection chamber 29 of space shape ringwise outside 4 end faces on top connection 1 bottom surface and the interlayer pipe and outer tube 2 inner central tubes 3, boxing has 5 on spiral leaf on the interlayer pipe 4 hypomere outer walls, having uniform air leakage hole 11 on the helical blade 5 and between interlayer pipe 4 outer walls, interlayer pipe 4 lower end screw threads are connected with plug 6, for reducing the disconnected plug air-resistance phenomenon that forms than air pocket, in outer tube 2, interlayer pipe 4 outer wall epimeres are processed into by the broken foam 17 of being with the broken bubble of sword and spininess monomer 26 to constitute, be the disconnected plug air-resistance phenomenon of more effective solution than air pocket formation, gas contained in the output liquid is separated to greatest extent, central tube 3 outer walls of gas-liquid separation module I are processed into the broken foam 22 that is made of band sword and spiny broken bubble monomer 26 corresponding to interlayer pipe 4 epimere inner wall section.
Second embodiment of gas-liquid separation module I of the present utility model, it has represented the concrete structure of the broken bubble assembly that band sword and spiny broken bubble unit are formed among this embodiment accompanying drawing 6.Different with first embodiment is that broken foam 17 is to be made of a plurality of base unit 27 stacks with broken foam 22 among this embodiment, the external diameter that constitutes the base unit 27 that breaks foam 17 is less than outer tube 2 internal diameters, the internal diameter of base unit 27 is greater than the external diameter of interlayer pipe 4 and be placed in interlayer pipe 4 epimeres, the external diameter of base unit 27 that constitutes broken foam 22 is less than interlayer pipe 4 internal diameters, and the internal diameter of base unit 27 is greater than the external diameter of central tube 3 and be placed in central tube 3 epimeres.
First embodiment of the anticorrosion module ii I of wax-proof anti-scaling of the present utility model, it has represented the concrete structure of the anticorrosion module ii I of wax-proof anti-scaling among this embodiment accompanying drawing 7.This module is separated with stainless steel spacer ring 24 between the media alloy unit 23 of every pair of porous each other by the liquid handling kernel that the media alloy unit 23 that top connection 18 is threaded with outer tube 19, outer tube 19 is threaded with lower contact 20, outer tube 19 inner chambers are filled with a plurality of porous combines.
Second embodiment of the anticorrosion module ii I of wax-proof anti-scaling of the present utility model, it has represented the concrete structure of the anticorrosion module ii I of wax-proof anti-scaling among this embodiment accompanying drawing 8.Different with first embodiment is also to be filled with the cast aluminium unit 21 of porous and wherein to contain the media alloy and these two kinds of materials of quartz particles except the media alloy unit 23 that is filled with porous, cast aluminium unit 21 is the cylinder pipe nipple, its axial direction has through hole, the diameter of through hole one end all forms circle along the limit to the central concave certain distance greater than two end faces about the other end and the cylinder, and the media alloy unit 23 of porous and cast aluminium unit 21 interfolded are in wax-proof anti-scaling anticorrosion module outer tube 19 inner chambers.
The 3rd embodiment of the anticorrosion module of wax-proof anti-scaling of the present utility model, it has represented the concrete structure of the anticorrosion module of wax-proof anti-scaling among this embodiment accompanying drawing 9.The liquid handling kernel of different with first embodiment and second embodiment is outer tube 19 inner chambers is cup-like structure of being made by the media alloy material, the cup end, is towards lower contact 20, rim of a cup is connected with top connection 18 inner hole threads, around cup 30, have fluid course 25, output liquid enters the annular space of wax-proof anti-scaling anticorrosion module ii I inner chamber and the formation of cup-shaped liquid handling kernel via lower contact 20 endoporus, enters in the cup via the fluid course 25 around the liquid handling kernel cup 30 and upwards enters the gas-liquid separation module I via top connection 18 endoporus outflow wax-proof anti-scaling anticorrosion module ii I again.
Claims (3)
1. modular down-hole three-phase separating device, form by gas-liquid separation module I and sand-screen module ii, described gas-liquid separation module I is by top connection (1), steam vent (28), exhaust vestibule (8), exhaust valve ball (9), outlet valve ball seat (10), outer tube (2), air collecting chamber (29), central tube (3), interlayer pipe (4), helical blade (5), interlayer pipe plug (6), lower contact (7) constitutes, wherein top connection (1) is connected with outer tube (2) one ends, outer tube (2) other end is connected with lower contact (7), in top connection (1), be provided with exhaust vestibule (8), in exhaust vestibule (8), be provided with exhaust valve ball (9) and outlet valve ball seat (10), outside top connection (1) side circumference, have steam vent (28) by exhaust vestibule (8), central tube (3) one ends are connected with top connection (1) endoporus and are inserted in the outer tube (2), outlet valve ball seat (9) bottom surface opening is positioned at the bottom surface of top connection (1) and between central tube (3) and outer tube (2), interlayer pipe (4) is placed in outside the central tube (3) and places in the outer tube (2), interlayer pipe (4) leaves a segment distance near top connection (1) one end between top connection (1) lower surface, constitute the collection chamber of space shape (29) ringwise by the bottom surface of top connection (1) and interlayer pipe (4) upper surface and outer tube (2) inner central tube (3) are outer, be wound with helical blade (5) on interlayer pipe (4) the hypomere outer wall, upward and between interlayer pipe (4) outer wall have uniform air leakage hole (11) at helical blade (5), interlayer pipe (4) lower end is provided with plug (6); Described sand-screen module ii is by top connection (12), filter sand pipeline section (13), lower contact (14), tail pipe (15), plug (16) constitutes, wherein lower contact (7) is threaded with top connection (12), top connection (12) lower end is connected with sand-screen (13) upper end, lower contact (14) upper end is connected with sand-screen (13) lower end, lower contact (14) is connected with tail pipe (15) top connection, tail pipe (15) lower contact is connected with plug (16), it is characterized in that: be provided with between interlayer pipe (4) outer wall epimere and outer tube (2) inwall by band sword and spiny broken foam (17).
2. a kind of modular according to claim 1 down-hole three-phase separating device is characterized in that: also be provided with a cover by band sword and spiny broken foam (22) between central tube (3) and interlayer pipe (4).
3. a kind of modular according to claim 1 and 2 down-hole three-phase separating device, it is characterized in that: between the top connection (12) of the lower contact (7) of gas-liquid separation module I and sand-screen module ii, also be connected with wax-proof anti-scaling anticorrosion module ii I, wax-proof anti-scaling anticorrosion module ii I is connected with outer tube (19) by top connection (18), outer tube (19) is connected with lower contact (20), and outer tube (19) inner chamber is filled with the liquid handling kernel that the media alloy combination by porous forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205388222U CN201826827U (en) | 2010-09-25 | 2010-09-25 | Modular underground three-phase separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205388222U CN201826827U (en) | 2010-09-25 | 2010-09-25 | Modular underground three-phase separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201826827U true CN201826827U (en) | 2011-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205388222U Expired - Fee Related CN201826827U (en) | 2010-09-25 | 2010-09-25 | Modular underground three-phase separator |
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| CN (1) | CN201826827U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527165A (en) * | 2013-10-30 | 2014-01-22 | 张兵 | Downhole three-phase separating device |
| CN104847310A (en) * | 2015-04-29 | 2015-08-19 | 王素君 | Auxiliary pumping device for oil extraction |
| CN105156090A (en) * | 2015-09-14 | 2015-12-16 | 中国石油集团渤海石油装备制造有限公司 | Underground water-carrying atomizer for coal bed gas |
| CN105298402A (en) * | 2015-04-08 | 2016-02-03 | 关良玉 | Manufacturing method of paraffin-control anti-scale anticorrosion alloy suction aid |
| CN109403945A (en) * | 2018-12-25 | 2019-03-01 | 吕新泽 | Multistage progressive gas-liquid sand combination separation exhaust system and its application method |
| CN110173253A (en) * | 2019-04-30 | 2019-08-27 | 大庆油田有限责任公司 | Down-hole multilevel liquid stream self-rotation high-precision oily-water seperating equipment |
| CN115263267A (en) * | 2022-07-21 | 2022-11-01 | 山东威马泵业股份有限公司 | Three-phase separation anti-scaling and anti-wax device and oil pumping system |
-
2010
- 2010-09-25 CN CN2010205388222U patent/CN201826827U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527165A (en) * | 2013-10-30 | 2014-01-22 | 张兵 | Downhole three-phase separating device |
| CN105298402A (en) * | 2015-04-08 | 2016-02-03 | 关良玉 | Manufacturing method of paraffin-control anti-scale anticorrosion alloy suction aid |
| CN104847310A (en) * | 2015-04-29 | 2015-08-19 | 王素君 | Auxiliary pumping device for oil extraction |
| CN105156090A (en) * | 2015-09-14 | 2015-12-16 | 中国石油集团渤海石油装备制造有限公司 | Underground water-carrying atomizer for coal bed gas |
| CN109403945A (en) * | 2018-12-25 | 2019-03-01 | 吕新泽 | Multistage progressive gas-liquid sand combination separation exhaust system and its application method |
| CN110173253A (en) * | 2019-04-30 | 2019-08-27 | 大庆油田有限责任公司 | Down-hole multilevel liquid stream self-rotation high-precision oily-water seperating equipment |
| CN115263267A (en) * | 2022-07-21 | 2022-11-01 | 山东威马泵业股份有限公司 | Three-phase separation anti-scaling and anti-wax device and oil pumping system |
| CN115263267B (en) * | 2022-07-21 | 2023-12-26 | 山东威马泵业股份有限公司 | Three-phase separation scale-proof wax-proof device and oil pumping system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20160925 |