CN105464636B - A kind of concentric profile control water distribution injection allocation apparatus of bridge-type and its process - Google Patents
A kind of concentric profile control water distribution injection allocation apparatus of bridge-type and its process Download PDFInfo
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- CN105464636B CN105464636B CN201510950756.7A CN201510950756A CN105464636B CN 105464636 B CN105464636 B CN 105464636B CN 201510950756 A CN201510950756 A CN 201510950756A CN 105464636 B CN105464636 B CN 105464636B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 75
- 238000002347 injection Methods 0.000 title claims abstract description 36
- 239000007924 injection Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 13
- 239000010985 leather Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000000284 extract Substances 0.000 claims description 4
- 230000001737 promoting effect Effects 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 2
- 239000000565 sealant Substances 0.000 claims description 2
- 238000003032 molecular docking Methods 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 abstract description 12
- 238000010008 shearing Methods 0.000 abstract description 3
- 208000015181 infectious disease Diseases 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 8
- 230000008602 contraction Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000009096 changqing Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/20—Displacing by water
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Nozzles (AREA)
Abstract
The present invention provides a kind of concentric profile control water distribution injection allocation apparatus of bridge-type, are made of the concentric profile control water distribution distributor of bridge-type and profile control blanking plug.Wherein, the concentric profile control water distribution distributor of bridge-type is made of top connection, positioning counnter attack rotating cylinder, connecting cylinder, concentric adjustment barrel, main body, firm banking, lower contact.A kind of concentric profile control water distribution allocation process method of bridge-type is provided simultaneously, belongs to separated-zone water infection oil field technical field.The present invention realizes bridge-type concentric separated-injection well fixed tubular column profile control operation, profile control agent injection process meets low sheraing effect, the problems such as layered profile control flow chart is complicated, profile control agent shearing is big, operating risk is big are solved, dispensing well layered profile control efficiency and success rate is substantially improved, reduces operating cost.
Description
Technical field
The present invention relates to a kind of concentric profile control water distribution injection allocation apparatus of bridge-type and its processes, belong to oil-field flooding field.
Background technology
As the oil reservoir Exploitation degree that becomes more meticulous constantly is promoted, requirements at the higher level, Changqing oilfields are proposed to zonal injection technology level
Zonal injection technology technology of new generation, i.e. bridge-type concentric separated-injection technology are had developed, the technology is by bridge-type concentric roater regulator, same to electrocardio
Dynamic downhole measurement adjusting instrument, electronic seal-checking instrument, ground controller composition.Dispensing well profile control technology has still needed to out former well casing column at present, under
Entering special profile control tubing string, carry out layered profile control operation, entire technical process is more complicated, it is necessary to continuously remove at least 3 tubing strings,
Work operations amount is big, and operating efficiency is low.
In the implementation of the present invention, inventor has found that the prior art has at least the following problems：Layered profile control at present
Mode needs the special profile control tubing string of tripping in, carries out at least lower tubular column operation of 3 times or more, work operations amount is big, operating efficiency
It is low.Meanwhile profile control injection process, injection allocation instrument have larger shear action to profile control agent, slacken Profile Control in Injection Well effect.Cause
This, there is an urgent need to research and develop a kind of concentric profile control water distribution injection allocation apparatus of bridge-type.
The content of the invention
In order to overcome existing apparatus work operations amount big, the problem of operating efficiency is low, it is concentric that the present invention provides a kind of bridge-type
Profile control water distribution injection allocation apparatus and process, profile control agent injection process meet low sheraing effect, solve layered profile control flow chart
Complicated, profile control agent shears the problems such as big, operating risk is big, and dispensing well layered profile control efficiency and success rate is substantially improved, and reduces and makees
Industry cost.
The technical solution adopted by the present invention：
A kind of concentric profile control water distribution injection allocation apparatus of bridge-type, including the concentric profile control water distribution distributor of bridge-type and profile control blanking plug,
Profile control blanking plug is located inside the concentric profile control water distribution distributor of bridge-type, and the concentric profile control water distribution distributor of bridge-type is by top connection, connection
Cylinder, concentric adjustment barrel, main body, firm banking, lower contact composition, top connection is connected with connecting cylinder, connecting cylinder is connected with main body, leads
Body is connected with lower contact；Concentric adjustment barrel is set in connecting cylinder, and concentric adjustment barrel screwed connection is adjusted with one heart in main body upper end
Cylinder lower end installation activity water nozzle is saved, water injection hole, while the fixed water nozzle of internal installation, fixed water nozzle lower end are provided in the main body
Firm banking is installed, is provided on the inside of the lower contact end and sets platform lower contact and set platform composition seal section, sealed
Section is set with the cooperation of profile control blanking plug.
The concentric adjustment barrel upper end is also associated with positioning counnter attack rotating cylinder, and positioning counnter attack rotating cylinder is located in connecting cylinder.
The profile control blanking plug is made of fishing head, cam machine, locating detent, cartridge, annular leather cup and guide head, institute
It states fishing head to be sequentially connected with cam machine, locating detent, cartridge, annular leather cup and guide head, the cam machine and locating detent
Connection, controls the contraction and release of locating detent.
The fixed water nozzle is provided with drops hole.
A kind of multi-functional injection allocation process of concentric profile control water distribution of bridge-type, concretely comprises the following steps：
S1, ground installation steel wire is connected under profile control blanking plug lower going-into-well, and passes through the concentric profile control water distribution multifunctional ligand of bridge-type
Device is noted, blanking plug is cutd open in upper promoting or transferring, and profile control blanking plug cam machine opens locating detent under seal section effect；
S2 transfers profile control blanking plug, and locating detent is docked with setting platform, and annular leather cup controls cartridge in seal section
It sets, sealing distributor is with lower tubular column；
S3, tripping in fishing tool are docked with fishing head, pull up profile control blanking plug, and annular leather cup controls cartridge solution
Envelope, above extracts pit shaft, then carries out normal water filling.
Beneficial effects of the present invention are：
Profile control blanking plug is made of fishing head, cam machine, locating detent, cartridge, annular leather cup and guide head, each component
It is sequentially connected from top to bottom.A kind of multi-functional injection allocation process of the concentric profile control water distribution of bridge-type is provided simultaneously, belongs to oil field point
Layer water injection technology field.The present invention realizes bridge-type concentric separated-injection well fixed tubular column profile control operation, and profile control agent injection process meets
Low sheraing effect solves the problems such as layered profile control flow chart is complicated, profile control agent shearing is big, operating risk is big, is substantially improved point
Well layered profile control efficiency and success rate are noted, reduces operating cost.
The invention will be further described with example below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is the concentric profile control water distribution distributor structure chart of bridge-type of the present invention.
Fig. 2 is profile control plug structure figure of the present invention.
Fig. 3 is the fixed water faucet structure figure of the present invention.
Fig. 4 is the multi-functional injection allocation process schematic diagram of the concentric profile control water distribution of bridge-type of the present invention.
In figure, reference numeral is：1st, top connection；2nd, counnter attack rotating cylinder is positioned；3rd, connecting cylinder；4th, concentric adjustment barrel；5th, it is fixed
Water nozzle；6th, main body；7th, water injection hole；8th, fixed water nozzle；9th, firm banking；, 10, set platform；11st, lower contact；12nd, seal section；
13rd, fishing head；14th, cam machine；15th, locating detent；16th, cartridge；17th, annular leather cup；18th, guide head；19th, drops hole；
20th, steel wire；21st, the concentric profile control water distribution distributor of bridge-type；22nd, profile control blanking plug.
Specific embodiment
Embodiment 1：
In order to overcome existing apparatus work operations amount big, the problem of operating efficiency is low, the present invention provide as shown in Figure 1, Figure 2, figure
3rd, a kind of concentric profile control water distribution injection allocation apparatus of bridge-type shown in Fig. 4 and process, profile control agent injection process meet low sheraing effect
Fruit solves the problems such as layered profile control flow chart is complicated, profile control agent shearing is big, operating risk is big, dispensing well layering is substantially improved
Profile control efficiency and success rate reduce operating cost.
A kind of concentric profile control water distribution injection allocation apparatus of bridge-type, including the concentric profile control water distribution distributor 21 of bridge-type and profile control blanking plug
22, profile control blanking plug 22 is located inside the concentric profile control water distribution distributor 21 of bridge-type, and the concentric profile control water distribution distributor 21 of bridge-type is by upper
Connector 1, connecting cylinder 3, concentric adjustment barrel 4, main body 6, firm banking 9, lower contact 11 form, top connection 1 is connected with connecting cylinder 3,
Connecting cylinder 3 is connected with main body 6, main body 6 is connected with lower contact 11；Concentric adjustment barrel 4, concentric adjustment barrel 4 are set in connecting cylinder 3
Button is connected to 6 upper end of main body, while 4 lower end installation activity water nozzle 5 of adjustment barrel with one heart, and water injection hole 7 is provided in the main body 6,
The fixed water nozzle 8 of internal installation simultaneously fixes 8 lower end of water nozzle installation firm banking 9, seat is provided on the 11 end inside of lower contact
10 lower contact 11 of envelope platform forms seal section 12 with setting platform 10, and seal section 12 is set with the cooperation of profile control blanking plug 22.
On the one hand, the present invention provides a kind of concentric profile control water distribution injection allocation apparatus of bridge-type, it is characterised in that：By a kind of bridge-type
Concentric profile control water distribution distributor 21 and profile control blanking plug 22 form.
Further, the concentric profile control water distribution distributor 21 of the bridge-type by top connection 1, positioning counnter attack rotating cylinder 2, connecting cylinder 3,
Concentric adjustment barrel 4, main body 6, firm banking 9, lower contact 11 form.
The top connection 1 is connected with connecting cylinder 3, connecting cylinder 3 is connected with main body 6, main body 6 is connected to form outside with lower contact 11
Body portion；
Concentric adjustment barrel 4 is set in the connecting cylinder 3, and concentric 4 screwed connection of adjustment barrel is in 6 upper end of main body, while with one heart
4 lower end installation activity water nozzle 5 of adjustment barrel.
Water injection hole 7, while the fixed water nozzle 8 of internal installation, lower end installation firm banking 9 are provided in the main body 6.
It is provided in the lower contact 11 and sets platform 10 and seal section 12, set, insulate with the cooperation of profile control blanking plug 22
Distributor is with lower tubular column.
By designing water-drop-shaped water outlet, water nozzle is adjusted to the narrow place of water droplet, meets the normal water filling of dispensing well and flow tune
Section, while 11 position of injection well downhole flow regulator lower contact is increased into seal section 12, meet profile control blanking plug 22 and set, divide when dispensing well need to be carried out
During layer profile control, profile control blanking plug 22 is set in seal section 12, packing distributor avoids the deposition of profile control agent, together with lower tubular column
Shi Kai great water nozzles, make profile control agent from water droplet it is wide from by, reduce profile control agent shear action.
Ground installation steel wire 20 is connected under 22 lower going-into-well of profile control blanking plug, and passes through the concentric profile control water distribution distributor of bridge-type
21, blanking plug 22 is cutd open in upper promoting or transferring, and profile control blanking plug cam machine 14 opens locating detent 15 under the effect of seal section 12.
Profile control blanking plug 22 is transferred, locating detent 15 is docked with setting platform 10, and annular leather cup 17 controls cartridge 16 to exist
It is set in seal section 12, sealing distributor is with lower tubular column.
Tripping in fishing tool is docked with fishing head 13, pulls up profile control blanking plug 22, and annular leather cup 17 controls fluid sealant
Cylinder 16 unseals, and above extracts pit shaft, then carries out normal water filling.
Embodiment 2：
On the basis of embodiment 1, in the present embodiment, the profile control blanking plug 22 is by fishing head 13, cam machine 14, fixed
Position pawl 15, cartridge 16, annular leather cup 17 and guide head 18 form, the fishing head 13 and cam machine 14, locating detent 15, close
Sealing cylinder 16, annular leather cup 17 and guide head 18 are sequentially connected, and the cam machine 14 is connected with locating detent 15, controls locating detent 15
Contraction and release.
4 upper end of concentric adjustment barrel is also associated with positioning counnter attack rotating cylinder 2, and positioning counnter attack rotating cylinder 2 is located in connecting cylinder 3.
Position the 2 anti-locking apparatus overturning of counnter attack rotating cylinder.
The fixed water nozzle 5 is provided with drops hole 19.By designing water-drop-shaped water outlet, water nozzle is adjusted narrow to water droplet
Place meets the normal water filling of dispensing well and flow-rate adjustment.
Embodiment 3：
On the basis of embodiment 1, in the present embodiment, a kind of concentric multi-functional allocation process side of profile control water distribution of bridge-type
Method concretely comprises the following steps：
S1, ground installation steel wire 20 is connected under 22 lower going-into-well of profile control blanking plug, and passes through the concentric profile control water distribution injection allocation of bridge-type
Blanking plug 22 is cutd open in device 21, upper promoting or transferring, and profile control blanking plug cam machine 14 opens locating detent 15 under the effect of seal section 12；
S2, decentralization profile control blanking plug 22, locating detent 15 is docked with setting platform 10, and annular leather cup 17 controls cartridge 16
It is set in seal section 12, sealing distributor is with lower tubular column；
S3, tripping in fishing tool are docked with fishing head 13, pull up profile control blanking plug 22, the annular control of leather cup 17 sealing
Packing element 16 unseals, and above extracts pit shaft, then carries out normal water filling.
Claims (2)
1. a kind of concentric profile control water distribution injection allocation apparatus of bridge-type, it is characterised in that：Including the concentric profile control water distribution distributor of bridge-type（21）
With profile control blanking plug（22）, profile control blanking plug（22）Positioned at the concentric profile control water distribution distributor of bridge-type（21）Inside, bridge-type are adjusted with one heart
Cut open water distribution distributor（21）By top connection（1）, connecting cylinder（3）, concentric adjustment barrel（4）, main body（6）, firm banking（9）, under connect
Head（11）Composition, top connection（1）With connecting cylinder（3）It is connected, connecting cylinder（3）With main body（6）It is connected, main body（6）With lower contact
（11）It is connected；Connecting cylinder（3）It is interior that concentric adjustment barrel is set（4）, concentric adjustment barrel（4）Screwed connection is in main body（6）Upper end, simultaneously
Concentric adjustment barrel（4）Lower end installation activity water nozzle（5）, the main body（6）On be provided with water injection hole（7）, while internal installation is solid
Determine water nozzle（8）, fixed water nozzle（8）Lower end is installed by firm banking（9）, the lower contact（11）Internal upper part, which is provided with, sets platform
（10）, lower contact（11）With setting platform（10）Form seal section（12）, seal section（12）With profile control blanking plug（22）Cooperation is sat
Envelope；The concentric adjustment barrel（4）Upper end is also associated with positioning counnter attack rotating cylinder（2）, position counnter attack rotating cylinder（2）Positioned at connecting cylinder（3）
It is interior；The profile control blanking plug（22）By fishing head（13）, cam machine（14）, locating detent（15）, cartridge（16）, annular leather cup
（17）And guide head（18）Composition, the fishing head（13）With cam machine（14）, locating detent（15）, cartridge（16）, annular
Leather cup（17）And guide head（18）It is sequentially connected, the cam machine（14）With locating detent（15）Connection controls locating detent（15）'s
It shrinks and discharges；The fixed water nozzle（5）It is provided with drops hole（19）.
2. the concentric profile control water distribution injection allocation apparatus of a kind of bridge-type according to claim 1 provides a kind of concentric profile control water distribution of bridge-type
Allocation process method, it is characterised in that：It concretely comprises the following steps：
S1, ground installation steel wire（20）Connect profile control blanking plug（22）Under lower going-into-well, and pass through the concentric profile control water distribution injection allocation of bridge-type
Device（21）, upper promoting or transferring cuts open blanking plug（22）, profile control blanking plug cam machine（14）In seal section（12）Under effect, by locating detent（15）
It opens；
S2 transfers profile control blanking plug（22）, locating detent（15）With setting platform（10）Docking, annular leather cup（17）Control fluid sealant
Cylinder（16）In seal section（12）It inside sets, sealing distributor is with lower tubular column；
S3, tripping in fishing tool and fishing head（13）Docking, pulls up profile control blanking plug（22）, annular leather cup（17）It controls close
Sealing cylinder（16）Deblocking, above extracts pit shaft, then carries out normal water filling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510950756.7A CN105464636B (en) | 2015-12-19 | 2015-12-19 | A kind of concentric profile control water distribution injection allocation apparatus of bridge-type and its process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510950756.7A CN105464636B (en) | 2015-12-19 | 2015-12-19 | A kind of concentric profile control water distribution injection allocation apparatus of bridge-type and its process |
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| Publication Number | Publication Date |
|---|---|
| CN105464636A CN105464636A (en) | 2016-04-06 |
| CN105464636B true CN105464636B (en) | 2018-06-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109594957A (en) * | 2018-10-15 | 2019-04-09 | 中国石油天然气股份有限公司 | Layered water filler |
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| CN108999590B (en) * | 2017-06-06 | 2021-07-02 | 中国石油天然气股份有限公司 | Profile control tool, separate injection profile control integrated pipe column and process |
| CN109915091A (en) * | 2017-12-13 | 2019-06-21 | 中国石油化工股份有限公司 | A kind of layered profile control, water filling integrated tool |
| CN114458260A (en) * | 2021-02-20 | 2022-05-10 | 中海油能源发展股份有限公司 | Underground in-situ retrievable online layered oil displacement and oil displacement adjusting device, oil displacement adjusting pipe column and oil displacement adjusting method |
| CN114352246B (en) * | 2022-01-12 | 2023-03-21 | 靖江市强林石油钻采设备制造有限公司 | Multi-structure adjustable bridge type concentric water distributor |
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| CN104975832A (en) * | 2015-06-26 | 2015-10-14 | 中国石油天然气股份有限公司 | Bridge type concentric water distributor |
| CN205297505U (en) * | 2015-12-19 | 2016-06-08 | 中国石油天然气股份有限公司 | Concentric profile control water distribution injection allocation device of bridge type |
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2015
- 2015-12-19 CN CN201510950756.7A patent/CN105464636B/en active Active
Patent Citations (7)
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|---|---|---|---|---|
| US3974876A (en) * | 1975-09-15 | 1976-08-17 | Taylor Julian S | Downhole fluid flow regulator |
| CN101126313A (en) * | 2007-09-21 | 2008-02-20 | 大庆油田有限责任公司 | Double-allocation mode eccentric center water-distributing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109594957A (en) * | 2018-10-15 | 2019-04-09 | 中国石油天然气股份有限公司 | Layered water filler |
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