CN209603957U - Cable laminated distributor under well direct-reading controls tubing string built in a kind of flexible composite pipe - Google Patents
Cable laminated distributor under well direct-reading controls tubing string built in a kind of flexible composite pipe Download PDFInfo
- Publication number
- CN209603957U CN209603957U CN201822169243.4U CN201822169243U CN209603957U CN 209603957 U CN209603957 U CN 209603957U CN 201822169243 U CN201822169243 U CN 201822169243U CN 209603957 U CN209603957 U CN 209603957U
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- China
- Prior art keywords
- direct
- reading
- flow regulator
- injection well
- downhole flow
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Abstract
The utility model discloses cable laminated distributor under well direct-reading built in a kind of flexible composite pipe to control tubing string, the hydraulic anchor being set in turn in flexible composite pipe including flexible composite pipe and from top to bottom, first slant hole packer, first direct-reading injection well downhole flow regulator, second slant hole packer, second direct-reading injection well downhole flow regulator, third slant hole packer, third direct-reading injection well downhole flow regulator and underground attachment, wherein, the cable for providing electric energy and the signal wire for signal transmission are provided in flexible composite pipe, wherein, cable and the first direct-reading injection well downhole flow regulator, the power interface of second direct-reading injection well downhole flow regulator and third direct-reading injection well downhole flow regulator is connected, the signaling interface of signal wire and the first direct-reading injection well downhole flow regulator, the signaling interface of second direct-reading injection well downhole flow regulator and the signaling interface of third direct-reading injection well downhole flow regulator are connected, the control tubing string faces downhole tool with can be realized The real-time upload of real-time control and laminated distributor under well dynamic data.
Description
Technical field
The utility model belongs to oil field extracted water reinjection well technical field, is related to cable underground built in a kind of flexible composite pipe
It is layered direct-reading and controls tubing string.
Background technique
Currently, fine water injection technology is fast-developing, reservoir water drive development effectiveness is pushed to be substantially improved, but directional well, depth
Well, extraction well increase year by year, and metal oil conduit is caused tubing string active time short by the perishable damage of water quality impact, increases underground
Operating risk, while conventional commissioning process, there are downhole measurement adjusting docking difficulty is big, the card risk that is hampered is big, constrains water filling effect
The further promotion of fruit.Since 2013, the companies such as Changqing oilfields successively have developed preset cable and wireless telecommunications etc. outside pipe
Digital dispensing technology, realization zonal flow rate is tested automatically and control function, reduces underground work risk, but manages outer preset electricity
Cable need to be fixed on oil-pipe external wall by cable technology mode, and during going into the well, cable is easy to damage, inhibit underground prolonged application reliable
Property, and wireless communication mode still needs to subsequent tripping in downhole controller, underground cordless is communicated, and realizes zonal flow rate control
It system and adjusts, but the risks such as is hampered there are still underground work.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts provides built in a kind of flexible composite pipe 1
Cable laminated distributor under well direct-reading controls tubing string, which faces the real-time control and laminated distributor under well of downhole tool in which can be realized
The real-time upload of dynamic data.
In order to achieve the above objectives, cable laminated distributor under well direct-reading built in flexible composite pipe described in the utility model controls tubing string
Hydraulic anchor, the first slant hole packer, first being set in turn in flexible composite pipe including flexible composite pipe and from top to bottom
Direct-reading injection well downhole flow regulator, the second slant hole packer, the second direct-reading injection well downhole flow regulator, third slant hole packer, third direct-reading injection well downhole flow regulator
And underground attachment, wherein the cable for providing electric energy and the signal wire for signal transmission are provided in flexible composite pipe,
Wherein, cable is connected with the power interface of the first direct-reading injection well downhole flow regulator, the second direct-reading injection well downhole flow regulator and third direct-reading injection well downhole flow regulator
It connects, the signaling interface of signal wire and the first direct-reading injection well downhole flow regulator, the signaling interface of the second direct-reading injection well downhole flow regulator and third direct-reading
The signaling interface of injection well downhole flow regulator is connected.
Hydraulic anchor is nonmetal water power anchor.
First slant hole packer, the second slant hole packer and third slant hole packer are Y341 packer.
Cable and signal wire both pass through hydraulic anchor, the first slant hole packer, the first direct-reading injection well downhole flow regulator,
Second slant hole packer, the second direct-reading injection well downhole flow regulator, third slant hole packer and third direct-reading injection well downhole flow regulator.
First direct-reading injection well downhole flow regulator, the second direct-reading injection well downhole flow regulator and third direct-reading injection well downhole flow regulator are interior with flexible composite pipe
Wall is connected.
The utility model has the following beneficial effects:
Cable laminated distributor under well direct-reading control tubing string is soft when specific operation built in flexible composite pipe described in the utility model
Property multiple tube in be provided with cable for providing electric energy and the signal wire for signal transmission, cable is matched with the first direct-reading
The power interface of hydrophone, the second direct-reading injection well downhole flow regulator and third direct-reading injection well downhole flow regulator is connected, and signal wire is matched with the first direct-reading
The signaling interface of the signaling interface of hydrophone, the signaling interface of the second direct-reading injection well downhole flow regulator and third direct-reading injection well downhole flow regulator is connected,
To realize in face of the real-time control of downhole tool and the real-time upload of laminated distributor under well dynamic data, provided for Reservoir behavior control
Means control downhole tool without tripping in cable after construction in addition, cable is set in flexible composite pipe by the utility model
And power supply, exempt and manage situations such as outer preset cable causes cable easy to damage, reduces underground work risk.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the first direct-reading injection well downhole flow regulator 41 in the utility model.
Wherein, 1 it is flexible composite pipe, 2 be hydraulic anchor, 31 be the first slant hole packer, 32 is the second slant hole packer, 33
It is the first direct-reading injection well downhole flow regulator for third slant hole packer, 41,42 be the second direct-reading injection well downhole flow regulator, 43 is third direct-reading water distribution
Device, 5 be underground attachment, 44 be top connection, 45 be outer casing, 46 be flow channels, 47 be direct-reading flowmeter, 48 be lower contact,
49 be electric connecting joint, 410 be electronic control module, 411 be integration control water nozzle.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
With reference to Fig. 1, cable laminated distributor under well direct-reading control tubing string includes soft built in flexible composite pipe described in the utility model
Property multiple tube 1 and the hydraulic anchor 2, the first slant hole packer 31, first that are set in turn in flexible composite pipe 1 from top to bottom it is straight
Reading formula injection well downhole flow regulator 41, the second slant hole packer 32, the second direct-reading injection well downhole flow regulator 42, third slant hole packer 33, third direct-reading
Injection well downhole flow regulator 43 and underground attachment 5, wherein be provided with the cable for providing electric energy in flexible composite pipe 1 and passed for signal
Defeated signal wire, wherein cable and the first direct-reading injection well downhole flow regulator 41, the second direct-reading injection well downhole flow regulator 42 and third direct-reading injection well downhole flow regulator
43 power interface is connected, the signaling interface of signal wire and the first direct-reading injection well downhole flow regulator 41, the second direct-reading injection well downhole flow regulator 42
The signaling interface of signaling interface and third direct-reading injection well downhole flow regulator 43 is connected.
Hydraulic anchor 2 is nonmetal water power anchor；First slant hole packer 31, the second slant hole packer 32 and the packing of third inclined shaft
Device 33 is Y341 packer；Cable and signal wire both pass through hydraulic anchor 2, the first slant hole packer 31, the first direct-reading water distribution
Device 41, the second slant hole packer 32, the second direct-reading injection well downhole flow regulator 42, third slant hole packer 33 and third direct-reading injection well downhole flow regulator
43。
The hydraulic anchor 2 is nonmetal water power anchor, and anchor fluke is designed using nonmetal structure, realizes tubing string sealed reliable,
And reduce damage of the anchoring structure to tubing string.
Each slant hole packer was specifically cable Y341 packer, and slant hole packer used Cable Construction Design, was met
Electric control and signal transmission, while there is righting structure, it is ensured that slant hole packer is reliably set, and establishes seperated layer water injection channel, full
The seperated layer water injection of sufficient oil reservoir controls.
Each direct-reading injection well downhole flow regulator is designed using multifunction structure, integrates top connection 44, outer casing 45, flow channels 46, straight
Read flowmeter 47, lower contact 48, electric connecting joint 49, electronic control module 410 and overall-in-one control schema water nozzle 411.The top connection 44,
Lower contact 48 and flexible composite pipe 1 realize screwed connection, and electric connecting joint 49 is electrically connected with cable realization built in flexible composite pipe 1
It connects, meets power supply and communication function.The flow channels 46 realize that other layer of position normally fills the water, and the direct-reading flowmeter 47 is realized
Zonal flow rate real-time monitoring, and data on flows is transferred to ground control system, the electronic control module 410 realizes zonal flow rate control
System and data command transmission, the instruction that overall-in-one control schema water nozzle 411 is sent according to electronic control module 410 execute water nozzle switch-mode regulation
Function, to realize zonal flow rate real-time monitoring.
The working process of the utility model is as follows:
Running string: pipe string combination should connect from bottom to up, flexible composite pipe 1, hydraulic anchor 2, the first slant hole packer 31,
First direct-reading injection well downhole flow regulator 41, the second slant hole packer 32, the second direct-reading injection well downhole flow regulator 42, third slant hole packer 33, third
Direct-reading injection well downhole flow regulator 43, underground attachment 5,1 upper end of flexible composite pipe are connected with wellhead equipment screw thread.
Setting process: after completion well head suppresses equipment connection, opening well mouth oil pipe gate, sleeve gate, carry out positive well-flushing,
When inlet and outlet water quality is identical, stop well-flushing.Sleeve gate is closed, flexible composite pipe 1 is carried out and pressurizes, when tubing pressure reaches
When 12MPa, packer set is completed.Sleeve gate is opened, oil pipe is forced into 12MPa and pressure stabilizing 15min, and pressure decline is little
In 0.5MPa be setting qualification.
Jacketed protection of pipe liquid process: opening water injection well sleeve gate, fills annular protective liquid according to component design
Oil jacket annulus.
Deblocking process: stopping infusing, and carries out pressure release, until tubing pressure is hydrostatic pressure, connects workover rig, upper lifting pipe post is completed
Packer gradually deblocking.Then upper lifting pipe post, when dropping to steady after the rising of upper lifting pipe post load, the big channel packer of interlayer
Deblocking.
Act tubing string: disassembly water injection well successively plays out flexible composite pipe 1, hydraulic anchor 2, the first slant hole packer 31, the
One direct-reading injection well downhole flow regulator 41, the second slant hole packer 32, the second direct-reading injection well downhole flow regulator 42, third slant hole packer 33, third are straight
Reading formula injection well downhole flow regulator 43 and underground attachment 5.
There is no the part described in detail to belong to the well known conventional means of the industry in present embodiment, does not chat one by one here
It states.Exemplified as above is only to the utility model for example, not constituting the limitation to the protection scope of the utility model,
It is all to be belonged within the protection scope of the utility model with the same or similar design of the utility model.
Claims (5)
1. cable laminated distributor under well direct-reading built in a kind of flexible composite pipe controls tubing string, which is characterized in that including flexible composite pipe (1)
And it is set in turn in hydraulic anchor (2), the first slant hole packer (31), the first direct-reading in flexible composite pipe (1) from top to bottom
Formula injection well downhole flow regulator (41), the second slant hole packer (32), the second direct-reading injection well downhole flow regulator (42), third slant hole packer (33), third
Direct-reading injection well downhole flow regulator (43) and underground attachment (5), wherein be provided in flexible composite pipe (1) cable for providing electric energy with
And the signal wire for signal transmission, wherein cable and the first direct-reading injection well downhole flow regulator (41), the second direct-reading injection well downhole flow regulator (42) and
The power interface of third direct-reading injection well downhole flow regulator (43) is connected, the signaling interface of signal wire and the first direct-reading injection well downhole flow regulator (41),
The signaling interface of second direct-reading injection well downhole flow regulator (42) and the signaling interface of third direct-reading injection well downhole flow regulator (43) are connected.
2. cable laminated distributor under well direct-reading built in flexible composite pipe according to claim 1 controls tubing string, which is characterized in that water
Power anchor (2) is nonmetal water power anchor.
3. cable laminated distributor under well direct-reading built in flexible composite pipe according to claim 1 controls tubing string, which is characterized in that the
One slant hole packer (31), the second slant hole packer (32) and third slant hole packer (33) are Y341 packer.
4. cable laminated distributor under well direct-reading built in flexible composite pipe according to claim 1 controls tubing string, which is characterized in that electricity
Cable and signal wire both pass through hydraulic anchor (2), the first slant hole packer (31), the first direct-reading injection well downhole flow regulator (41), the second inclined shaft envelope
Every device (32), the second direct-reading injection well downhole flow regulator (42), third slant hole packer (33) and third direct-reading injection well downhole flow regulator (43).
5. cable laminated distributor under well direct-reading built in flexible composite pipe according to claim 1 controls tubing string, which is characterized in that the
One direct-reading injection well downhole flow regulator (41), the second direct-reading injection well downhole flow regulator (42) and third direct-reading injection well downhole flow regulator (43) are and flexible composite pipe
(1) inner wall is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822169243.4U CN209603957U (en) | 2018-12-21 | 2018-12-21 | Cable laminated distributor under well direct-reading controls tubing string built in a kind of flexible composite pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822169243.4U CN209603957U (en) | 2018-12-21 | 2018-12-21 | Cable laminated distributor under well direct-reading controls tubing string built in a kind of flexible composite pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209603957U true CN209603957U (en) | 2019-11-08 |
Family
ID=68396774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822169243.4U Active CN209603957U (en) | 2018-12-21 | 2018-12-21 | Cable laminated distributor under well direct-reading controls tubing string built in a kind of flexible composite pipe |
Country Status (1)
| Country | Link |
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| CN (1) | CN209603957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630077A (en) * | 2018-12-21 | 2019-04-16 | 中国石油天然气股份有限公司 | Cable laminated distributor under well direct-reading controls tubing string built in a kind of flexible composite pipe |
-
2018
- 2018-12-21 CN CN201822169243.4U patent/CN209603957U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630077A (en) * | 2018-12-21 | 2019-04-16 | 中国石油天然气股份有限公司 | Cable laminated distributor under well direct-reading controls tubing string built in a kind of flexible composite pipe |
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