CN205876675U - It has sucker -rod pumping to adopt notes device with well to go upward to pour into into - Google Patents
It has sucker -rod pumping to adopt notes device with well to go upward to pour into into Download PDFInfo
- Publication number
- CN205876675U CN205876675U CN201620840846.0U CN201620840846U CN205876675U CN 205876675 U CN205876675 U CN 205876675U CN 201620840846 U CN201620840846 U CN 201620840846U CN 205876675 U CN205876675 U CN 205876675U
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- pump barrel
- plunger
- injection
- urceolus
- pump
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Abstract
The utility model provides an it has sucker -rod pumping to adopt notes device with well to go upward to pour into into forms by realizing in the work well that the stoste of output is separated the separate part that is the different different separation results of main component nature and can be contained the pumping part combination that the motion subassembly went upward below the in -process realization function in the aspect of two in its institute in the pit: 1. Provide required power of stoste separation and separation result temporary storage space to separate part, 2. Separate result pressure boost simultaneously to the difference of last one duty cycle production. The utility model is used for have sucker -rod pumping exploitation well, possess the well of messenger in the output thing composition separation is carried out in the pit, will expect the more separation result extraction of component content when the work roofbolt goes upward, with more synchronous recycle of separation result of non - expectation component content for the extraction with pour into the action into and can obtain sufficient power, adopt beam volume specific energy through ground lifting means and pass through directly effectual control of working chamber volume ratio in the device.
Description
Technical field
This utility model relates to oil exploitation technology, a kind of up injection sucker rod pump same well production-injection device.
Background technology
Along with oil field development enters middle and late stage, high-water-cut oil-producing well gets more and more.High water cut causes oil well to adopt liquid energy consumption and raises,
Ground sewage treating capacity increases, processing cost raises, the problems such as oil well Economic production life shortens, dead well increases.For keeping
Oil production also alleviates problem above, row those skilled in the art propose profit down-hole separate, select layer re-injection output water with well
Production technology.For sucker rod pump recovery well in the highest flight, existing oil-water separation same well production-injection technology mainly has following two
Implementation: (1) relies on pump intake pressure to make production fluid enter separator and separates, and utilizes oil well pump to extract separation liquid when up stroke
The rising that develops simultaneously contains fluid, utilizes roofbolt compression High water cut liquid in time focusing on down stroke to inject to re-injection layer；(2) oil well pump is to output
Liquid supercharging is injected into separator, then rely on separator outlet residual compression as re-injection power, or re-injection and lifting power.
There are two problems in implementation above mode, one is that descending injection mode injects difficulty at high pressure re-injection layer, easily cause roofbolt bending,
The problems such as laxation, rod and tube partial-wear aggravation；Two is that separator split ratio is affected by re-injection or lift-off pressures and changes, it is impossible to accurately control
Split ratio processed and adopt, beam amount.
Through retrieval, do not retrieve identical technological document, but retrieve some public affairs that can solve Similar Problems
Open file, such as application number: 201120018949.6, the applying date: 2011-01-17 patent discloses a kind of ground and drives single spiral shell
Bar pump downhole oil-water separation same well production-injection device, is divided by the wellhead assembly after improving, dual channel single-screw (single screw) pump device, oil-water cyclone
Set process pipe string from device and down-hole to be composed in series.Wellhead assembly after improvement is by well head four-way with petroleum pipeline even
Logical, the discharge gate of wellhead tee joint to be closed, oil jacket annular space is as the lifting runner of rich oil liquid after separating；Dual channel list screw rod
Pump installation has the external flow passage being made up of outer layer shell and single-screw (single screw) pump.The unit of this device is relatively simple, low cost, Ke Yiyou
Effect solves oil well and produces production cost height, the problem such as environmental pollution that water excess causes.
The technical scheme that technology disclosed above is used is entirely different with the application.
Utility model content
The purpose of this utility model is to provide a kind of up injection sucker rod pump same well production-injection device, for sucker rod pump recovery well
, possess make well in output object carry out composition separation in down-hole, when the roofbolt that works is up by more for desired constituents content point
From product extraction, separation product more for unexpected component content is synchronized re-injection so that extraction and injection action can be by ground
Face lifting means obtains the power of abundance, adopting note flow-rate ratio can be by working chamber volume in device than the most effectively controlling.
The purpose of this utility model can have employed following technical scheme and realize:
This up injection sucker rod pump same well production-injection device includes urceolus, pump barrel assembly, assembly for plunger, isolated tube, separator,
Described pump barrel assembly includes the upper pump barrel being sequentially connected with from top to bottom, middle pump barrel, lower pump barrel, described assembly for plunger include from upper and
Under be sequentially connected with upper plug, middle plunger, lower plunger, described upper plug, middle plunger, lower plunger be separately operable in upper pump barrel, in
In pump barrel, lower pump barrel, described lower pump barrel lower end connects separator, and the periphery of described separator and lower pump barrel is set with isolated tube,
Pump barrel in the connection of described isolated tube upper end, is set with urceolus outside described upper pump barrel, middle pump barrel, isolated tube, wherein goes up on pump barrel
End is connected with urceolus.
The purpose of this utility model also can have employed following technical scheme and realize:
Described assembly for plunger is internal is plunger cavity, and described upper plug upper end perforate is by plunger cavity and top work string
Interior space connects, and described lower plunger lower ending opening, opening part arranges ball-and-seat.
Described middle pump barrel offers side opening by middle pump barrel inner chamber and urceolus inner space, described urceolus lower ending opening, opening part
Ball-and-seat is set.
Described lower pump barrel offers side opening by lower pump barrel inner chamber and isolated tube inner space, described isolated tube lower ending opening, opens
Ball-and-seat is set at Kou.
Described decoupler shaft all offers outlet to two ends, and exit arranges ball-and-seat, and separator radial direction offers stock solution
Entrance, stock solution entrance passes over isolated tube and urceolus, is communicated to outside urceolus.
Described upper plug upper end connecting with pumping rod.
This utility model has the advantages that
This utility model, is combined into by following two parts: (1) can realize the stock solution of output in active well and divide in down-hole
From the different separating components that separate product different for main component character；(2) can be during contained by it, moving parts be up
Realize the pumping parts of following two aspect functions: 1. provide stock solution separation required drive and separation product to deposit to separating component temporarily
Storage space；2. a different separation product superchargings simultaneously upper cycle of operation produced.
Wherein separating component possesses at least one stock solution entrance and two separation product exit.Two outlets are respectively expectation
What component content was more separates product exit and the more separation product exit of unexpected component content.
Wherein pumping parts are made up of the stationary components being connected with work string and the moving parts being connected with work roofbolt.
Pumping partial interior is divided into four work chamber by stationary components and moving parts: the wherein volume size of three main chamber
Change with the movement of moving parts；The inner space phase of another one chamber and the work string being connected on the upside of whole device
Logical.
Separating component with the combination of pumping parts is: separating component is integrated in pumping parts, and its entrance is opened in
The outer wall of pumping parts, in during work, separation component entry is immersed in active well in the stock solution of output；Two points of separating component
It is connected with two in three volume in pumping parts respectively from product exit, and separation product only can be from separating product
Outlet is to volume one-way flow；The 3rd volume in pumping parts returns in being operationally connected to active well
Note layer inlet, and be injected into thing only can be from volume to re-injection layer inlet one-way flow；With separate product exit
Two volume being connected, the most respectively and be connected to the chamber of work string inner space on the upside of device, be connected to re-injection
The chamber of layer inlet is connected, and only can be from the volume connected with separating product exit respectively to being connected on the upside of device
The chamber of work string inner space, it is connected to the chamber one-way conduction of re-injection layer inlet.
Package unit is installed to active well, is immersed in certain depth in output stock solution.Device is provided dynamic by ground installation
Power, the moving parts moved in pumping parts by working beam cornice is pumped, and moving parts often moves back and forth and is once
One cycle of operation.
When the up stroke of each cycle of operation: (1) pumping parts make cavity volume become by moving parts motion
Changing, the separation product exit at separating component generates lower pressure environment, generates environment under high pressure at re-injection layer inlet, and by connecting
The liquid that the upper in-migration of the chamber of work string inner space pushes the work forward in tubing string on the upside of device goes upward to ground；(2) divide
Common to the lower pressure environment that its outlet causes of the environment under high pressure its entrance caused in output stock solution from parts and pumping parts
Under effect, suck output stock solution and it is separated.Separation product entrance pumping component content amasss the chamber of increase and keeps in.
When the down stroke of each cycle of operation: the moving parts adverse movement of (1) pumping parts so that it is internal three changes
The volume inverse change of volume chamber, the separation product exit at separating component generates environment under high pressure, raw at re-injection layer inlet
Become lower pressure environment；(2) separating component is under the environment under high pressure effect that pumping parts cause, and it separates product exit and closes；(3) take out
The separation product that in drawing parts, unexpected component content is more is shifted to the chamber being connected with re-injection layer inlet by keeping in chamber,
What desired constituents content was more separates product to the chamber transfer being connected to work string inner space on the upside of device.
After the up stroke of next cycle of operation starts, pumping parts generate low at the separation product exit of separating component again
Pressure ring border, generates environment under high pressure at re-injection layer inlet, drives separating component separation stock solution, and last cycle of operation produced is non-
The separation product injection re-injection layer that desired constituents content is more, by fluid pushing in oil pipe space on the upside of device to ground.
Along with the reciprocation cycle of upper and lower stroke, in well, output stock solution can constantly be separated, and separates product and is lifted respectively
Liter, re-injection.
Feature the most of the present utility model is:
1, this utility model synchronization implementation lifting and re-injection action when the roofbolt that works is up, it is to avoid descending injection mode
Difficulty, roofbolt bending, the problem of rod tube abrasion aggravation is injected in high pressure implanted layer；
2, this utility model controls split ratio when stock solution separates by each cavity volume ratio in pumping parts, can eliminate
Re-injection pressure or lift-off pressures on the impact of separating component split ratio, avoid separating component malfunction, control accurately and effectively
Adopt note flow proportional.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment.
In figure: 1, upper pump barrel；2, upper plug；3, urceolus；4, middle pump barrel；5, middle plunger；6, isolated tube；7, lower pump barrel；8、
Lower plunger；9, ball-and-seat；10, ball-and-seat；11, separator；12, ball-and-seat；13, stock solution entrance；14, cavity；15, cavity；16、
Cavity；17, cavity；18, cavity；19, ball-and-seat；20, ball-and-seat.
Detailed description of the invention
Relevant detailed description of the present utility model and technology contents, coordinate accompanying drawing to be described as follows, but accompanying drawing only provide ginseng
Examine and purposes of discussion, be not used for this utility model is any limitation as.
As shown in Figure 1, the moving parts M of pumping parts comprises upper plug 2, middle plunger 5, lower plunger 8 and to exercise group
The ball-and-seat 9 of the internal unidirectional unlatching of part；Upper plug 2, middle plunger 5, lower plunger 8 are sequentially connected with, and inner space communicates formation cavity
21, ball-and-seat 9 is arranged at moving parts place inside.Moving parts top has hole C, and hole C is by moving parts inner post
In plug cavity 21 and whole device top work string, space D couples together.In the present embodiment, the external diameter specification of middle plunger 5
More than upper plug 2, the external diameter specification of lower plunger 8.
The stationary components of pumping parts comprises pump barrel 1, middle pump barrel 4, lower pump barrel 4, isolated tube 6 and urceolus 3, and by every
From the internal ball-and-seat 19 to its outside unidirectional unlatching of pipe 6, by the internal ball-and-seat 20 to its outside unidirectional unlatching of urceolus 3.On
Pump barrel 1,4,7 is sequentially connected with, and upper pump barrel 1 and 4 junction has side opening A, and middle pump barrel 4 and 7 junction has side opening B；Isolated tube 6
Being connected to the junction of middle pump barrel 4 and 7, side opening B is positioned at the inside of isolated tube 6；Lower pump barrel 4 lower end separates with separating component 11
Product upper outlet connects, and this outlet arranges ball-and-seat 10；Isolated tube 6 lower end is connected with ball-and-seat 19, the main body of separating component 11
It is included in isolated tube 6 internal；Urceolus 3 is arranged at the outside of pump barrel and isolated tube, and bottom is connected with ball-and-seat 20, ball-and-seat 20 with
Re-injection layer inlet connects.In the present embodiment, the internal diameter specification of middle pump barrel 4 is more than upper pump barrel 1, the internal diameter specification of lower pump barrel 4.
Separating component 11 is containing stock solution entrance 13, the separation upper and lower outlet of product.Stock solution entrance 13 is internal from separating component 11
Draw, through isolated tube 6 and urceolus 3, be immersed in the production fluid in active well, by whole device space outerpace and separating component
The inner space of 11 couples together；Separate the upper and lower outlet of product and be respectively provided with ball-and-seat 10 and ball-and-seat 12, there is unidirectional unlatching
Function, opening direction is to be internally pointed to outside from separating component 11.
Cavity 17 is formed between upper plug 2, middle plunger 5, upper pump barrel 1, middle pump barrel 4；Middle plunger 5, lower plunger 8, middle pump barrel
4, cavity 16 is formed between lower pump barrel 4；It is cavity 14 between lower plunger 8, lower pump barrel 4, separation product exit ball-and-seat 10；Isolation
It is cavity 15 between pipe 6, lower pump barrel 4, separating component 11；Urceolus 3 is internal, isolated tube 6 is outside is cavity 18.
During the application of whole device, connect in work string bottom, transfer and be installed on correct position in active well；Pumping
The moving parts of parts is connected to work roofbolt bottom, ground installation drag, move back and forth.
During work, (1) is during up stroke: 1. moving parts M moves upward, and ball-and-seat 9 is closed, and cavity 14,16 holds
Long-pending increase, pressure reduces；Cavity 16 is communicated with cavity 15 by side opening B, and in cavity 15, pressure also reduces；2. product exit is separated
Ball-and-seat 10,12 outside pressure reduce, be internally formed pressure reduction with separating component 11；Under differential pressure action, separate product exit
Ball-and-seat 10,12 open；Separating component 11 internal pressure declines, and forms pressure reduction at stock solution entrance 13；Pressure reduction makes active well
Interior output stock solution enters separating component 11 inside through entrance 13 and separates, and separates product and is discharged by the ball-and-seat 10,12 exported；
3. the separation product discharged by outlet ball-and-seat 10 enters cavity 14, outlet ball-and-seat 12 the separation product discharged is through cavity
15, side opening B enter cavity 16；4., while increasing with cavity 14,16 volume, cavity 17 smaller volume, pressure increases, in it
Portion's fluid enters cavity 18 through side opening A, and in cavity 18, pressure raises.Owing to now cavity 15 volume is increasing, it is in low pressure shape
State, therefore ball-and-seat 19 is closed.When in cavity 18, pressure is higher than re-injection layer injection pressure, ball-and-seat 20 is opened, in cavity 17
Fluid is injected into re-injection layer.
(2) during down stroke: 1. moving parts M adverse movement, cavity 14,16 volume reduces, and pressure increases, cavity 15
Being connected with cavity 16, pressure also increases, and ball-and-seat 9 is opened, and the ball-and-seat 10,12 separating product exit is closed；Cavity 17 simultaneously
Volume increases, and pressure reduces, and cavity 18 is connected with cavity 17, and pressure also reduces, and ball-and-seat 19 is opened；Ball-and-seat 20 is at re-injection layer
Close under pressure effect；2., after ball-and-seat 9 is opened, cavity 14 turns on cavity 21, in cavity 14 separation product through cavity 21 by
Hole C enters space D in the work string of device top；Separate product in cavity 16 to be entered through cavity 15, ball-and-seat 19 by side opening B simultaneously
Enter cavity 18, finally entered cavity 17 by hole A；
After entering next up stroke, cavity 17 volume reduces again, by by separating what product exit ball-and-seat 12 was discharged
The separation product booster more containing unexpected composition injects re-injection layer, and moving parts M will be by separating product exit ball-and-seat 10 row
The separation product booster more containing desired constituents gone out is discharged to ground；Cavity 14 and 16 dilatation again simultaneously, drives separating component
In 11 pairs of wells, output stock solution separates.
Above procedure persistent loop, in well, production fluid is i.e. by constantly separation, lifting, re-injection.
The foregoing is only preferred embodiment of the present utility model, be not used to limit the scope of the claims of the present utility model, its
He uses the equivalence change of patent spirit of the present utility model, all should all belong to the scope of the claims of the present utility model.
Claims (6)
1. a up injection sucker rod pump same well production-injection device, it is characterised in that include urceolus, pump barrel assembly, assembly for plunger, every
From pipe, separator, described pump barrel assembly includes the upper pump barrel being sequentially connected with from top to bottom, middle pump barrel, lower pump barrel, and described plunger is total
Become to include that the upper plug being sequentially connected with from top to bottom, middle plunger, lower plunger, described upper plug, middle plunger, lower plunger are separately operable
In upper pump barrel, middle pump barrel, lower pump barrel, described lower pump barrel lower end connects the peripheral empty of separator, described separator and lower pump barrel
It is cased with isolated tube, pump barrel in the connection of described isolated tube upper end, outside described upper pump barrel, middle pump barrel, isolated tube, is set with urceolus, its
On in, pump barrel upper end is connected with urceolus.
One the most according to claim 1 up injection sucker rod pump same well production-injection device, it is characterised in that described plunger is total
Becoming internal is plunger cavity, and plunger cavity is connected by described upper plug upper end perforate with space in the work string of top, described under
Plunger lower ending opening, opening part arranges ball-and-seat.
One the most according to claim 2 up injection sucker rod pump same well production-injection device, it is characterised in that described middle pump barrel
Offering side opening by middle pump barrel inner chamber and urceolus inner space, described urceolus lower ending opening, opening part arranges ball-and-seat.
One the most according to claim 3 up injection sucker rod pump same well production-injection device, it is characterised in that described lower pump barrel
Offering side opening by lower pump barrel inner chamber and isolated tube inner space, described isolated tube lower ending opening, opening part arranges ball-and-seat.
One the most according to claim 4 up injection sucker rod pump same well production-injection device, it is characterised in that described separator
Axially outlet is all offered at two ends, and exit arranges ball-and-seat, and separator radial direction offers stock solution entrance, and stock solution entrance passes over
Isolated tube and urceolus, be communicated to outside urceolus.
One the most according to claim 1 up injection sucker rod pump same well production-injection device, it is characterised in that described upper plug
Upper end connecting with pumping rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620840846.0U CN205876675U (en) | 2016-08-04 | 2016-08-04 | It has sucker -rod pumping to adopt notes device with well to go upward to pour into into |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620840846.0U CN205876675U (en) | 2016-08-04 | 2016-08-04 | It has sucker -rod pumping to adopt notes device with well to go upward to pour into into |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876675U true CN205876675U (en) | 2017-01-11 |
Family
ID=57701610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620840846.0U Withdrawn - After Issue CN205876675U (en) | 2016-08-04 | 2016-08-04 | It has sucker -rod pumping to adopt notes device with well to go upward to pour into into |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876675U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107687413A (en) * | 2016-08-04 | 2018-02-13 | 中国石油化工股份有限公司 | Up injection sucker rod pump same well production-injection device |
| CN110984953A (en) * | 2019-11-19 | 2020-04-10 | 东北石油大学 | Harmful gas treatment method in fracturing flow-back process |
| CN111119834A (en) * | 2018-10-30 | 2020-05-08 | 中国石油化工股份有限公司 | Super-hydrophilic underground oil-water separator and sucker-rod pump same-well injection-production process tubular column thereof |
-
2016
- 2016-08-04 CN CN201620840846.0U patent/CN205876675U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107687413A (en) * | 2016-08-04 | 2018-02-13 | 中国石油化工股份有限公司 | Up injection sucker rod pump same well production-injection device |
| CN107687413B (en) * | 2016-08-04 | 2019-09-03 | 中国石油化工股份有限公司 | Uplink injects sucker rod pump same well production-injection device |
| CN111119834A (en) * | 2018-10-30 | 2020-05-08 | 中国石油化工股份有限公司 | Super-hydrophilic underground oil-water separator and sucker-rod pump same-well injection-production process tubular column thereof |
| CN110984953A (en) * | 2019-11-19 | 2020-04-10 | 东北石油大学 | Harmful gas treatment method in fracturing flow-back process |
| CN110984953B (en) * | 2019-11-19 | 2022-03-29 | 东北石油大学 | Harmful gas treatment method in fracturing flow-back process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170111 Effective date of abandoning: 20190903 |
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| AV01 | Patent right actively abandoned |