CN106089112A - Underground cable coiling and butting device and installation method and application thereof - Google Patents
Underground cable coiling and butting device and installation method and application thereof Download PDFInfo
- Publication number
- CN106089112A CN106089112A CN201610630490.2A CN201610630490A CN106089112A CN 106089112 A CN106089112 A CN 106089112A CN 201610630490 A CN201610630490 A CN 201610630490A CN 106089112 A CN106089112 A CN 106089112A
- Authority
- CN
- China
- Prior art keywords
- cable
- urceolus
- sleeve
- downhole
- docking facilities
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009434 installation Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000003032 molecular docking Methods 0.000 claims description 41
- 230000005611 electricity Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 10
- 238000004804 winding Methods 0.000 abstract 1
- 230000008602 contraction Effects 0.000 description 4
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/023—Arrangements for connecting cables or wirelines to downhole devices
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention provides a downhole cable coiling and butting device and an installation method and application thereof. The underground cable winding and butting device is adopted to lead the cable into the oil pipe, so that the problems that the traditional cable clamping operation of binding the cable outside the oil pipe is complex and the operation under pressure cannot be carried out are solved, the field construction operation is simplified, the construction efficiency is improved, the operation risk is reduced, the device is simple in structure, low in operation cost and high in working efficiency, and is suitable for large-scale popularization and application in the oil industry.
Description
Technical field
The invention belongs to oil field injection and extraction kit technical field, be specifically related to a kind of downhole cable coiling docking facilities and
Its installation method and application.
Background technology
During oil field development, the technique such as the digital dispensing of cable, linear electric motors rodless pump oil recovery is had to be both needed at oil pipe
Tie up outward cable construction, there is the problems such as Contraction in Site is complicated, efficiency of construction is low, operating risk is big, Operating Pressure difficulty is big,
And then affect project progress.
Summary of the invention
Present invention aim to address that tying up cable outside oil pipe checks card that the operation existed is complicated, efficiency of construction is low, operating risk
The problem such as greatly, Operating Pressure difficulty is big.
To this end, the invention provides a kind of downhole cable coiling docking facilities, including sleeve, urceolus and cable, at the bottom of sleeve
End is connected with urceolus top, and cable is coiled in urceolus in the shape of a spiral, and one end of cable is connected with the fishing head in sleeve, additionally
One end is connected with the in-built electrical cable joint of urceolus bottom.
Described barrel bore bottom forms a step to sleeve axle center undergauge, and fishing head is positioned at above step, barrel bore
The internal diameter of reducing diameter part is less than the maximum gauge of fishing head.
The barrel of described urceolus offers a cavity, and in-built electrical cable joint is positioned at this cavity.
The bottom of described urceolus is the lower contact for connecting downhole tool, and the top of sleeve is for connected pipes
Top connection.
At described sleeve top joint and urceolus bottom seam is equipped with screw thread.
Described sleeve bottom end uses screwed connection with urceolus top.
The installation method of a kind of downhole cable coiling docking facilities, comprises the steps:
Step one, is spirally wrapped around cable on connecting rod on the ground, is positioned in urceolus by connecting rod, is then taken out by connecting rod
Going out, testing cable is in urceolus；
Step 2, sleeve uses screwed connection with urceolus, is positioned in sleeve by fishing head, and cable upper end is connected with fishing head,
Lower end is connected with in-built electrical cable joint, completes the installation of downhole cable coiling docking facilities.
A kind of downhole cable coiling docking facilities application, downhole cable is coiled docking facilities sleeve top connection with
Oil pipe is connected, and the lower contact of urceolus is connected with downhole tool, and downhole cable coils oil pipe completion under docking facilities；
After completion, utilize on ground fishing device that fishing head is pulled out ground, and cable is caused ground, then by cable and ground
Face reservation device is connected.
Described ground reservation device is switch board.
Beneficial effects of the present invention: this downhole cable coiling docking facilities that the present invention provides, is by complete for full well cable
Portion is placed in urceolus, is connected with downhole tool, and fishing head is left on top, uses fishing device to pull fishing head out ground after completion
Face mode, draws ground by single-core cable, is connected with ground reservation device.The present invention uses downhole cable to coil docking facilities
Cable is introduced in oil pipe, solve tie up outside traditional oil pipe cable check card operation complicated, can not the problem of Operating Pressure, also letter
Having changed Contraction in Site, improve efficiency of construction, reduced operating risk, and this apparatus structure is simple, running cost is low, work
Make efficiency high, be suitable in petroleum industry popularization and application on a large scale.
Below with reference to accompanying drawing, the present invention is described in further details.
Accompanying drawing explanation
Fig. 1 is the structural representation of downhole cable coiling docking facilities.
Fig. 2 is wound around the schematic diagram of the connecting rod of cable.
Description of reference numerals: 1, top connection；2, fishing head；3, sleeve；4, urceolus；5, cable；6, in-built electrical cable joint；7、
Lower contact；8, connecting rod；9, step.
Detailed description of the invention
Embodiment 1:
The operation existed to solve to tie up outside oil pipe cable to check card is complicated, efficiency of construction is low, operating risk is big, Operating Pressure difficulty
The problem such as big, present embodiments provides a kind of downhole cable coiling docking facilities as shown in Figure 1, including sleeve 3, urceolus 4 and
Cable 5, sleeve 3 bottom is connected with urceolus 4 top, and cable 5 is coiled in urceolus 4 in the shape of a spiral, one end of cable 5 and sleeve 3
Interior fishing head 2 connects, and other end is connected with the in-built electrical cable joint 6 of urceolus 4 bottom.
The installation and methods for using them of the downhole cable coiling docking facilities that the present embodiment provides, as follows:
As in figure 2 it is shown, on the ground cable 5 is spirally wrapped around on connecting rod 8, connecting rod 8 is positioned in urceolus 4, then
Being extracted out by connecting rod 8, testing cable 5 is in urceolus 4；Being positioned in sleeve 3 by fishing head 2, sleeve 3 and urceolus 4 use screwed connection,
Cable 5 upper end is connected with fishing head 2, and lower end is connected with in-built electrical cable joint 6；The top connection 1 and 2 of sleeve 37/ 8 oil pipes are connected,
The lower contact 7 of urceolus 4 is connected with downhole tool, oil pipe completion under downhole cable coiling docking facilities；After completion, utilize on ground
Fishing head 2 is pulled out ground by fishing device, and cable 5 is caused ground, is then connected with ground reservation device by cable 5,
Ground reservation device is switch board, for powering to cable 5.
This downhole cable coiling docking facilities that the present invention provides, is to be totally placed in urceolus by full well cable, with
Downhole tool is connected, and fishing head is left on top, uses fishing device to pull fishing head out surface variant, by single-core cable after completion
Draw ground, be connected with ground reservation device.The present invention uses downhole cable coiling docking facilities to introduce in oil pipe by cable,
Solve tie up outside traditional oil pipe cable check card operation complicated, can not the problem of Operating Pressure, also simplify Contraction in Site,
Improve efficiency of construction, reduce operating risk, and this apparatus structure is simple, running cost is low, and work efficiency is high, is suitable at stone
Oil industry popularization and application on a large scale.
Embodiment 2:
The operation existed to solve to tie up outside oil pipe cable to check card is complicated, efficiency of construction is low, operating risk is big, Operating Pressure difficulty
The problem such as big, present embodiments provides a kind of downhole cable coiling docking facilities as shown in Figure 1, including sleeve 3, urceolus 4 and
Cable 5, sleeve 3 bottom is connected with urceolus 4 top, and cable 5 is coiled in urceolus 4 in the shape of a spiral, one end of cable 5 and sleeve 3
Interior fishing head 2 connects, and other end is connected with the in-built electrical cable joint 6 of urceolus 4 bottom.
In order to prevent fishing head from sliding into urceolus for 2 times, described sleeve 3 inner chamber bottom forms one to sleeve 3 axle center undergauge
Rank 9, fishing head 2 is positioned at above step 9, and the internal diameter of sleeve 3 inner chamber reducing diameter part is less than the maximum gauge of fishing head 2.
Embodiment 3:
On the basis of embodiment 1, as it is shown in figure 1, the barrel of described urceolus 4 offers a cavity, in-built electrical cable joint 6 is positioned at
In this cavity.In-built electrical cable joint 6 is used for connecting cable 5, in order to ensure the safety of cable 5, is placed by in-built electrical cable joint 6
In the cavity of the barrel of urceolus 4.
Embodiment 4:
On the basis of embodiment 1, the bottom of described urceolus 4 is the lower contact 7 for connecting downhole tool, sleeve 3 is
Upper end is the top connection 1 for connected pipes.
The installation and methods for using them of the downhole cable coiling docking facilities that the present embodiment provides, as follows:
On the ground cable 5 is spirally wrapped around on connecting rod 8, connecting rod 8 is positioned in urceolus 4, then connecting rod 8 is taken out
Going out, testing cable 5 is in urceolus 4；Being positioned in sleeve 3 by fishing head 2, sleeve 3 and urceolus 4 use screwed connection, cable 5 upper end
Being connected with fishing head 2, lower end is connected with in-built electrical cable joint 6；The top connection 1 and 2 of sleeve 37/ 8 oil pipes are connected, urceolus 4 times
Joint 7 is connected with downhole tool, oil pipe completion under downhole cable coiling docking facilities；After completion, utilize fishing device on ground
Fishing head 2 is pulled out ground, and cable 5 is caused ground, then cable 5 is connected with ground reservation device.
Embodiment 5:
On the basis of embodiment 1, on the top inwall of described sleeve 3, on the bottom inwall of urceolus 4, it is equipped with screw thread.
Sleeve 3 and 27/ 8 tubing round thread are connected, and urceolus 4 is connected with downhole tool screw thread.Described sleeve 3 bottom uses with urceolus 4 top
Screwed connection.
Embodiment 6:
As depicted in figs. 1 and 2, the installation method of a kind of downhole cable coiling docking facilities is present embodiments provided, including as follows
Step:
Step one, is spirally wrapped around cable 5 on connecting rod 8 on the ground, is positioned in urceolus 4 by connecting rod 8, then will be even
Bar 8 is extracted out, and testing cable 5 is in urceolus 4；
Step 2, sleeve 3 and urceolus 4 use screwed connection, be positioned in sleeve 3 by fishing head 2, cable 5 upper end and fishing head 2
Being connected, lower end is connected with in-built electrical cable joint 6, completes the installation of downhole cable coiling docking facilities.
The installation principle of downhole cable coiling docking facilities is simple, and the step of installation is simple and convenient.
Embodiment 7:
The application of a kind of downhole cable coiling docking facilities, coils top connection 1 and the oil of the sleeve 3 of docking facilities by downhole cable
Pipe is connected, and the lower contact 7 of urceolus 4 is connected with downhole tool, and downhole cable coils oil pipe completion under docking facilities；
After completion, utilize on ground fishing device that fishing head 2 is pulled out ground, and cable 5 is caused ground, then by cable 5
It is connected with ground reservation device.
Owing to fishing device is prior art, its concrete structure, not as the protection point of the present invention, does not remake at this in detail
Thin explanation.The effect of ground reservation device is to power to cable 5, and the coiling of downhole cable coiling docking facilities refers to cable
5 are coiled in urceolus 4 in the shape of a spiral, and docking refers to that the top connection 1 of sleeve 3 is connected with oil pipe, the lower contact 7 of urceolus 4 and down-hole
Instrument is connected.
Embodiment 8:
On the basis of embodiment 7, described ground reservation device is switch board.Switch board is for powering to cable 5.
This downhole cable coiling docking facilities that the present invention provides, is to be totally placed in urceolus by full well cable, with
Downhole tool is connected, and fishing head is left on top, uses fishing device to pull fishing head out surface variant, by single-core cable after completion
Draw ground, be connected with ground reservation device.The present invention uses downhole cable coiling docking facilities to introduce in oil pipe by cable,
Solve tie up outside traditional oil pipe cable check card operation complicated, can not the problem of Operating Pressure, also simplify Contraction in Site,
Improve efficiency of construction, reduce operating risk, and this apparatus structure is simple, running cost is low, and work efficiency is high, is suitable at stone
Oil industry popularization and application on a large scale.
Exemplified as above is only the illustration to the present invention, is not intended that the restriction to protection scope of the present invention, all
It is within design same or analogous with the present invention belongs to protection scope of the present invention.The portion that the present embodiment describes the most in detail
Part and structure belong to the well-known components of the industry and common structure or conventional means, describe the most one by one.
Claims (9)
1. a downhole cable coiling docking facilities, it is characterised in that: include sleeve (3), urceolus (4) and cable (5), sleeve
(3) bottom is connected with urceolus (4) top, and cable (5) is coiled in urceolus (4) in the shape of a spiral, one end of cable (5) and sleeve
(3) fishing head (2) in connects, and other end is connected with the in-built electrical cable joint (6) of urceolus (4) bottom.
2. downhole cable coiling docking facilities as claimed in claim 1, it is characterised in that: described sleeve (3) inner chamber bottom to
Sleeve (3) axle center undergauge forms a step (9), and fishing head (2) is positioned at step (9) top, the internal diameter of sleeve (3) inner chamber reducing diameter part
Maximum gauge less than fishing head (2).
3. downhole cable coiling docking facilities as claimed in claim 1, it is characterised in that: the barrel of described urceolus (4) is offered
A cavity, in-built electrical cable joint (6) is had to be positioned at this cavity.
4. downhole cable coiling docking facilities as claimed in claim 1, it is characterised in that: the bottom of described urceolus (4) is
For connecting the lower contact (7) of downhole tool, the top of sleeve (3) is the top connection (1) for connected pipes.
5. downhole cable coiling docking facilities as claimed in claim 1, it is characterised in that: at described sleeve (3) top joint
It is equipped with screw thread with urceolus (4) bottom seam.
6. downhole cable coiling docking facilities as claimed in claim 1, it is characterised in that: described sleeve (3) bottom and urceolus
(4) top uses screwed connection.
7. the installation method of a downhole cable coiling docking facilities, it is characterised in that comprise the steps:
Step one, is spirally wrapped around cable (5) on connecting rod (8) on the ground, is positioned over by connecting rod (8) in urceolus (4),
Then being extracted out by connecting rod (8), testing cable (5) is in urceolus (4)；
Step 2, sleeve (3) uses screwed connection with urceolus (4), is positioned over by fishing head (2) in sleeve (3), on cable (5)
End is connected with fishing head (2), and lower end is connected with in-built electrical cable joint (6), completes the installation of downhole cable coiling docking facilities.
8. the application of a downhole cable coiling docking facilities, it is characterised in that: downhole cable is coiled the sleeve of docking facilities
(3) top connection (1) is connected with oil pipe, and the lower contact (7) of urceolus (4) is connected with downhole tool, by downhole cable coiling docking
Oil pipe completion under device；
After completion, utilize on ground fishing device that fishing head (2) is pulled out ground, and cable (5) is caused ground, then by electricity
Cable (5) is connected with ground reservation device.
9. the application of downhole cable coiling docking facilities as claimed in claim 8, it is characterised in that: described ground reservation device
It it is switch board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610630490.2A CN106089112B (en) | 2016-08-04 | 2016-08-04 | Underground cable coiling and butting device and installation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610630490.2A CN106089112B (en) | 2016-08-04 | 2016-08-04 | Underground cable coiling and butting device and installation method and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106089112A true CN106089112A (en) | 2016-11-09 |
| CN106089112B CN106089112B (en) | 2018-03-09 |
Family
ID=57454171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610630490.2A Active CN106089112B (en) | 2016-08-04 | 2016-08-04 | Underground cable coiling and butting device and installation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106089112B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416804A (en) * | 2019-08-02 | 2019-11-05 | 重庆梦马致新科技有限公司 | A kind of wet joint for downhole cable connection |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014100559A1 (en) * | 2012-12-21 | 2014-06-26 | Longyear Tm, Inc. | Overshot assembly and systems and methods of using same |
| CN204126631U (en) * | 2014-10-11 | 2015-01-28 | 中国石油天然气股份有限公司 | Testing and adjusting linkage safety cable head |
| CN105089629A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal well rod conveying well logging method |
| CN204858187U (en) * | 2015-05-06 | 2015-12-09 | 中国石油天然气股份有限公司 | Horizontal well logging cable butt joint device |
| CN205936426U (en) * | 2016-08-04 | 2017-02-08 | 中国石油天然气股份有限公司 | Underground cable coils interfacing apparatus |
-
2016
- 2016-08-04 CN CN201610630490.2A patent/CN106089112B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014100559A1 (en) * | 2012-12-21 | 2014-06-26 | Longyear Tm, Inc. | Overshot assembly and systems and methods of using same |
| CN105089629A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal well rod conveying well logging method |
| CN204126631U (en) * | 2014-10-11 | 2015-01-28 | 中国石油天然气股份有限公司 | Testing and adjusting linkage safety cable head |
| CN204858187U (en) * | 2015-05-06 | 2015-12-09 | 中国石油天然气股份有限公司 | Horizontal well logging cable butt joint device |
| CN205936426U (en) * | 2016-08-04 | 2017-02-08 | 中国石油天然气股份有限公司 | Underground cable coils interfacing apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416804A (en) * | 2019-08-02 | 2019-11-05 | 重庆梦马致新科技有限公司 | A kind of wet joint for downhole cable connection |
| CN110416804B (en) * | 2019-08-02 | 2021-03-02 | 重庆梦马致新科技有限公司 | Wet joint for underground cable connection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106089112B (en) | 2018-03-09 |
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