CN105401902A - Cable salvage tool used in oil and gas well - Google Patents
Cable salvage tool used in oil and gas well Download PDFInfo
- Publication number
- CN105401902A CN105401902A CN201510970655.6A CN201510970655A CN105401902A CN 105401902 A CN105401902 A CN 105401902A CN 201510970655 A CN201510970655 A CN 201510970655A CN 105401902 A CN105401902 A CN 105401902A
- Authority
- CN
- China
- Prior art keywords
- chute
- salvage
- oil
- gas well
- guide part
- 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.)
- Pending
Links
- 238000011084 recovery Methods 0.000 claims abstract description 8
- 210000002445 nipple Anatomy 0.000 claims description 24
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 230000000717 retained effect Effects 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification 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
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/12—Grappling tools, e.g. tongs or grabs
- E21B31/18—Grappling tools, e.g. tongs or grabs gripping externally, e.g. overshot
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Marine Sciences & Fisheries (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to a cable salvage tool used in an oil and gas well. The tool comprises a connecting joint, a steering guide rail, a tool body, a salvage clamping portion, and a leading-in portion. The steering guide rail is mainly formed by a guiding portion, a steering portion with an installing rod, and a pin. The guiding portion is connected with the lower end of the connecting joint. The guiding portion is provided with a center hole. The installing rod passes through the center hole of the guiding portion. The periphery surface of the installing rod is provided with a sliding chute. The pin passes through the wall surface of the guiding portion, and extending-out end of the pin is in the sliding chute. When the guiding portion moves downward in a line, the steering portion moves downward in a spiral manner. The tool body is connected with the lower end of the steering portion. The salvage clamping portion is mainly formed by a working barrel and a split tooth clamping sleeve. The working barrel is connected with the lower end of the tool body. The split tooth clamping sleeve is installed in the working barrel and is slidably connected with the working barrel. The working barrel is internally provided with an elastic recovery tool. The leading-in portion is connected with the lower end of the working barrel. The tool is simple in operation and easy in salvage, and can preferably solve a problem that ends of cables are tightly abutted against well walls.
Description
Technical field
The present invention relates in a kind of Oil/gas Well with salvaging wireline tool.
Background technology
Blowing produce Oil/gas Well and gaslift Oil/gas Well in, when adopting the triumphant electric cable heating of steel to produce, when meeting with special circumstances in well, wellhead blowout preventor cable cutter can be cut off or cable ruptures voluntarily at well head, and generally run into above situation, the triumphant cable of steel can fall into Oil/gas Well, the cable salvage of fracture is difficult to go out, the cable end particularly ruptured can be close to by the borehole wall, is difficult to especially salvage, and utilizes existing instrument salvaging difficulty large.
Summary of the invention
The present invention is intended to solve the problem, and provide with salvaging wireline tool in a kind of Oil/gas Well, it is simple to operate, salvages easily, and can solve the problem that cable end and the borehole wall are close to well, its technical scheme adopted is as follows:
With salvaging wireline tool in a kind of Oil/gas Well, it is characterized in that, comprise:
Jointing;
Divert guide track, its guide part primarily of top, bottom there is the turning part that installs bar and pin composition, described guide part is connected with the lower end of jointing, described guide part has centre bore, the described bar that installs is threaded onto in the centre bore of guide part, the described outer peripheral face installing bar is formed with chute, described pin passes the wall of guide part along the direction perpendicular to guide part axis and its traversing through end is arranged in chute, during the downward straight-line displacement of described guide part, turning part is carried out spiral and is moved downward;
Tool body, it is connected with the lower end of turning part;
Salvage retained part, it is primarily of seating nipple and distinguish card facing pipe composition, described seating nipple is connected with the lower end of tool body, described distinguish card facing pipe to be threaded onto in seating nipple and to be slidably connected with seating nipple, arranges the elastic recovery means that promising distinguish card facing pipe provides a downward active force in described seating nipple;
With the introduction part of tubular, it is connected with the lower end of seating nipple.
On technique scheme basis, described chute is made up of the first vertical chute be interconnected, the second vertical chute, spiral helicine first spiral chute and spiral helicine second spiral chute, the bottom of described first vertical chute connects with the bottom of the first spiral chute, the top of described first vertical chute connects with the top of the second spiral chute, the bottom of described second vertical chute connects with the bottom of the second spiral chute, the top of described second vertical chute connects with the top of the first spiral chute, and described pin is two and is symmetricly set on guide part.
On technique scheme basis, described distinguish card facing pipe is integrally made up of the hollow straight tube portion on top and the tapered portion of bottom, the independent helical teeth that described tapered portion is evenly arranged around hollow straight tube portion center line by several forms, the bottom of described seating nipple or the top of introduction part are formed with the bellmouth matched with tapered portion, and described tapered portion is arranged in bellmouth.
On technique scheme basis, the medial surface of described helical teeth is processed with anti-slop serrations.
On technique scheme basis, described elastic recovery means are spring, and it is set in hollow straight tube portion.
On technique scheme basis, the bottom of described introduction part is processed with the breach of band wedge angle.
On technique scheme basis, described breach has a peak and a minimum point, and peak to minimum point is arc-shaped transition.
Tool of the present invention has the following advantages: simple to operate, salvages easily, can solve the problem that cable end and the borehole wall are close to well.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below.Apparently, the accompanying drawing in the following describes is only a kind of embodiment of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, can also extend obtain other enforcement accompanying drawing according to the accompanying drawing provided.
Fig. 1: the detonation configuration schematic diagram of the first half of the present invention;
Fig. 2: the latter half of the present invention partly cut open structural representation;
Fig. 3: jointing of the present invention partly cut open structural representation;
Fig. 4: distinguish card facing pipe of the present invention partly cut open structural representation;
Fig. 5: the tapered portion of distinguish card facing pipe of the present invention face structural representation;
Fig. 6: the partial structurtes schematic diagram of introduction part of the present invention;
Detailed description of the invention
Below in conjunction with accompanying drawing and example, the invention will be further described:
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " on ", the orientation of the instruction such as D score is all carry out defining based on the orientation shown in Figure of description Fig. 1, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
As shown in Figure 1 to Figure 3, with salvaging wireline tool in a kind of Oil/gas Well of the present embodiment, it is characterized in that, comprise:
Jointing 1;
Divert guide track 2, it is primarily of the guide part 2-1 on top, the turning part 2-2 that the having of bottom installs bar 20 and pin 2-3 forms, described guide part 2-1 is connected with the lower end of jointing 1, described guide part 2-1 has centre bore, the described bar 20 that installs is threaded onto in the centre bore of guide part 2-1, the described outer peripheral face installing bar 20 is formed with chute 22, described pin 2-3 passes the wall of guide part 2-1 along the direction perpendicular to guide part 2-1 axis and its traversing through end is arranged in chute 22, during the downward straight-line displacement of described guide part 2-1, turning part 2-2 carries out spiral and moves downward,
Tool body 3, it is connected with the lower end of turning part 2-2, preferably adopts and is threaded;
Salvage retained part 4, it forms primarily of seating nipple 4-1 and distinguish card facing pipe 4-2, described seating nipple 4-1 is connected with the lower end of tool body 3, preferred employing is threaded, described distinguish card facing pipe 4-2 to be threaded onto in seating nipple 4-1 and to be slidably connected with seating nipple 4-1, arranges the elastic recovery means 4-3 that promising distinguish card facing pipe 4-2 provides a downward active force in described seating nipple 4-1;
With the introduction part 5 of tubular, it is connected with the lower end of seating nipple 4-1, preferably adopts and is threaded.
As shown in Figure 1, preferably, described chute 22 is by the first vertical chute 22-1 be interconnected, second vertical chute (not shown), spiral helicine first spiral chute 22-3 and spiral helicine second spiral chute 22-4 forms, the bottom of described first vertical chute 22-1 connects with the bottom of the first spiral chute 22-3, the top of described first vertical chute 22-1 connects with the top of the second spiral chute 22-4, the bottom of described second vertical chute connects with the bottom of the second spiral chute 22-4, the top of described second vertical chute connects with the top of the first spiral chute 22-3, described pin 2-3 is two and is symmetricly set on guide part 2-1.
As shown in Figure 4 and Figure 5, preferably, described distinguish card facing pipe 4-2 is integrally made up of the hollow straight tube portion 40 on top and the tapered portion 41 of bottom, the independent helical teeth 42 that described tapered portion 41 is evenly arranged around hollow straight tube portion 40 center line by several forms, the bottom of described seating nipple 4-1 or the top of introduction part 5 are formed with the bellmouth 44 matched with tapered portion 41, and described tapered portion 41 is arranged in bellmouth 44.When tapered portion 41 is to bottom offset, bellmouth 44 provides tapered portion 41 1 power that radial direction is inwardly shunk to make tapered portion 41 clamping cables.
As shown in Figure 4, preferably, the medial surface of described helical teeth 42 is processed with anti-slop serrations 43.
As shown in Figure 2, preferably, described elastic recovery means 4-3 is spring, and it is set in hollow straight tube portion 40, described distinguish card facing pipe 4-2 can in seating nipple 4-1 upper and lower play within the specific limits.The present embodiment is a kind of concrete embodiment in order to the protection domain supporting claim to propose gives: the maximum outside diameter of described tapered portion 41 is greater than the external diameter in hollow straight tube portion 40; described elastic recovery means 4-3 is spring; it is set in hollow straight tube portion 40; lower end is spacing by the maximum outside diameter of tapered portion 41; by the step surface be formed on seating nipple 4-1 medial surface or interference fit, the lining in seating nipple 4-1 carries out spacing in upper end; but should not be only limitted to this kind of mode, the distortion of every this kind of form all belongs to the scope of protection of present invention.
As shown in Figure 6, further, the bottom of described introduction part 5 is processed with the breach 50 of band wedge angle 51.
Further, described breach 50 has a peak and a minimum point, and peak to minimum point is arc-shaped transition.
During use, during jointing 1 straight-line displacement downwards, the downward rectilinear motion of guide part 2-1 of divert guide track 2, pin 2-3 slides and is supplied to turning part 2-2 mono-revolving force in the first spiral chute 22-3 and the second spiral chute 22-4, therefore turning part 2-2 spiral moves downward, tool body 3, salvaging retained part 4 and introduction part 5 rotate limit below in the drive of turning part 2-2 and move downward, the wedge angle 51 of introduction part 5 easily makes to be close to the cable of the borehole wall and the borehole wall and is separated and imports in introduction part 5 then upwards jack-up smoothly and salvage the distinguish card facing pipe 4-2 of retained part 4 under the effect of revolving force, tapered portion 41 and the bellmouth 44 of distinguish card facing pipe 4-2 are separated, the helical teeth 42 of composition tapered portion 41 radially opens, cable enters in tapered portion 41, tapered portion 41 moves downward under the action of the spring, bellmouth 44 provides tapered portion 41 1 power that radial direction is inwardly shunk thus makes tapered portion 41 clamping cables, anti-slop serrations 43 prevents cable slippage, then jointing 1 is pulled upwardly, pin 2-3 enters in the first vertical chute 22-1 and the second vertical chute, finally cable salvage is gone out.
Describe the present invention by way of example above, but the invention is not restricted to above-mentioned specific embodiment, all any changes of doing based on the present invention or modification all belong to the scope of protection of present invention.
Claims (7)
1. use in Oil/gas Well and salvage a wireline tool, it is characterized in that, comprising:
Jointing (1);
Divert guide track (2), its guide part primarily of top (2-1), the turning part (2-2) that the having of bottom installs bar (20) and pin (2-3) composition, described guide part (2-1) is connected with the lower end of jointing (1), described guide part (2-1) has centre bore, the described bar (20) that installs is threaded onto in the centre bore of guide part (2-1), the described outer peripheral face installing bar (20) is formed with chute (22), described pin (2-3) passes the wall of guide part (2-1) along the direction perpendicular to guide part (2-1) axis and its traversing through end is arranged in chute (22), during described guide part (2-1) straight-line displacement downwards, turning part (2-2) is carried out spiral and is moved downward,
Tool body (3), it is connected with the lower end of turning part (2-2);
Salvage retained part (4), it is primarily of seating nipple (4-1) and distinguish card facing pipe (4-2) composition, described seating nipple (4-1) is connected with the lower end of tool body (3), described distinguish card facing pipe (4-2) to be threaded onto in seating nipple (4-1) and to be slidably connected with seating nipple (4-1), arranges the elastic recovery means (4-3) that promising distinguish card facing pipe (4-2) provides a downward active force in described seating nipple (4-1);
With the introduction part (5) of tubular, it is connected with the lower end of seating nipple (4-1).
2. use in a kind of Oil/gas Well according to claim 1 and salvage wireline tool, it is characterized in that: described chute (22) is by the first vertical chute (22-1) be interconnected, second vertical chute, spiral helicine first spiral chute (22-3) and spiral helicine second spiral chute (22-4) composition, the bottom of described first vertical chute (22-1) connects with the bottom of the first spiral chute (22-3), the top of described first vertical chute (22-1) connects with the top of the second spiral chute (22-4), the bottom of described second vertical chute connects with the bottom of the second spiral chute (22-4), the top of described second vertical chute connects with the top of the first spiral chute (22-3), described pin (2-3) is two and is symmetricly set on guide part (2-1).
3. use in a kind of Oil/gas Well according to claim 1 and 2 and salvage wireline tool, it is characterized in that: described distinguish card facing pipe (4-2) is made up of the hollow straight tube portion (40) on top and tapered portion (41) one of bottom, the independent helical teeth (42) that described tapered portion (41) is evenly arranged around hollow straight tube portion (40) center line by several forms, the bottom of described seating nipple (4-1) or the top of introduction part (5) are formed with the bellmouth (44) matched with tapered portion (41), described tapered portion (41) is arranged in bellmouth (44).
4. use in a kind of Oil/gas Well according to claim 3 and salvage wireline tool, it is characterized in that: the medial surface of described helical teeth (42) is processed with anti-slop serrations (43).
5. use in a kind of Oil/gas Well according to claim 3 and salvage wireline tool, it is characterized in that: described elastic recovery means (4-3) are spring, and it is set in hollow straight tube portion (40).
6. use in a kind of Oil/gas Well according to claim 1 and salvage wireline tool, it is characterized in that: the bottom of described introduction part (5) is processed with the breach (50) of band wedge angle (51).
7. use in a kind of Oil/gas Well according to claim 6 and salvage wireline tool, it is characterized in that: described breach (50) has a peak and a minimum point, peak to minimum point is a helix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510970655.6A CN105401902A (en) | 2015-12-22 | 2015-12-22 | Cable salvage tool used in oil and gas well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510970655.6A CN105401902A (en) | 2015-12-22 | 2015-12-22 | Cable salvage tool used in oil and gas well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105401902A true CN105401902A (en) | 2016-03-16 |
Family
ID=55467617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510970655.6A Pending CN105401902A (en) | 2015-12-22 | 2015-12-22 | Cable salvage tool used in oil and gas well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105401902A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748317A (en) * | 2019-10-12 | 2020-02-04 | 中国石油天然气集团有限公司 | Coiled tubing sealed circulating stuck freeing device and coiled tubing sealed circulating stuck freeing method |
| CN110886587A (en) * | 2019-10-12 | 2020-03-17 | 中国石油天然气集团有限公司 | Coiled tubing fisher and coiled tubing fishing method |
| CN110894776A (en) * | 2019-10-12 | 2020-03-20 | 中国石油天然气集团有限公司 | Coiled tubing shearer and coiled tubing shearing method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5957209A (en) * | 1996-08-16 | 1999-09-28 | Halliburton Energy Services, Inc. | Latch and release tool connector and method |
| CN203097792U (en) * | 2012-11-30 | 2013-07-31 | 中国石油集团川庆钻探工程有限公司 | Underground rotary fishing device for coiled tubing |
| CN203430459U (en) * | 2013-08-19 | 2014-02-12 | 中国石油集团渤海钻探工程有限公司 | Slide slip type coiled tubing jar knocker |
| CN203531819U (en) * | 2013-11-18 | 2014-04-09 | 于明伟 | Rotary fishing spear for downhole cable |
| CN104314503A (en) * | 2014-11-06 | 2015-01-28 | 长江大学 | Special catching sleeve for coiled tubing fish |
| CN204140011U (en) * | 2014-10-11 | 2015-02-04 | 天合石油集团汇丰石油装备有限公司 | Reversible back-off dipper |
-
2015
- 2015-12-22 CN CN201510970655.6A patent/CN105401902A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5957209A (en) * | 1996-08-16 | 1999-09-28 | Halliburton Energy Services, Inc. | Latch and release tool connector and method |
| CN203097792U (en) * | 2012-11-30 | 2013-07-31 | 中国石油集团川庆钻探工程有限公司 | Underground rotary fishing device for coiled tubing |
| CN203430459U (en) * | 2013-08-19 | 2014-02-12 | 中国石油集团渤海钻探工程有限公司 | Slide slip type coiled tubing jar knocker |
| CN203531819U (en) * | 2013-11-18 | 2014-04-09 | 于明伟 | Rotary fishing spear for downhole cable |
| CN204140011U (en) * | 2014-10-11 | 2015-02-04 | 天合石油集团汇丰石油装备有限公司 | Reversible back-off dipper |
| CN104314503A (en) * | 2014-11-06 | 2015-01-28 | 长江大学 | Special catching sleeve for coiled tubing fish |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748317A (en) * | 2019-10-12 | 2020-02-04 | 中国石油天然气集团有限公司 | Coiled tubing sealed circulating stuck freeing device and coiled tubing sealed circulating stuck freeing method |
| CN110886587A (en) * | 2019-10-12 | 2020-03-17 | 中国石油天然气集团有限公司 | Coiled tubing fisher and coiled tubing fishing method |
| CN110894776A (en) * | 2019-10-12 | 2020-03-20 | 中国石油天然气集团有限公司 | Coiled tubing shearer and coiled tubing shearing method |
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|---|---|---|---|
| C06 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160316 |
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| RJ01 | Rejection of invention patent application after publication |