CN204225824U - Drilling well endoscope fishing device - Google Patents
Drilling well endoscope fishing device Download PDFInfo
- Publication number
- CN204225824U CN204225824U CN201420687035.2U CN201420687035U CN204225824U CN 204225824 U CN204225824 U CN 204225824U CN 201420687035 U CN201420687035 U CN 201420687035U CN 204225824 U CN204225824 U CN 204225824U
- Authority
- CN
- China
- Prior art keywords
- drags
- sleeve
- claw
- card device
- endoscope
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of drilling well endoscope fishing device, its technical scheme is: the upper connecting sleeve cylinder of guide shoe cylinder, the upper end coupling adapter of described sleeve, the outside of sleeve is provided with drags for card device, described drags for the two ends up and down that card device is positioned at sleeve, described drags for card device jointed rod, and described drilling rod is arranged with arc convex; The beneficial effects of the utility model are: structure is simple, and easy to use, effectively can realize the salvage of drilling well tester, be convenient to the salvaging of tubulose tester, the upper and lower two ends of sleeve are provided with drags for the salvage that card device effectively can realize endoscope.
Description
Technical field
The utility model relates to a kind of drilling well fishing device, particularly a kind of drilling well endoscope fishing device.
Background technology
At present in oil drilling industry, the instrument major part of boring record well logging use is endoscope, and the instrument of this kind of pattern in use the problem that instrument falls into well often can occur.Also do not fall into the fishing tool of bore hole at present for endoscope, be just difficult to salvage when endoscope falls into bore hole, instrument running cost is high, add operating cost, drilling well junk causes drilling efficiency low, affects the normal use of drilling fluid, reduces the service behaviour of drilling fluid.
Chinese patent publication No. is CN 103452513 A, patent name is " in a kind of pipe instrument fisher ", which comprises at least fisher body and be threaded connection the fisher guide shoe in fisher body lower end, it is characterized in that: in fisher body, be also fixed with fishing head clamping mechanism, fishing head clamping mechanism is by fisher claw, claw pin, fisher pin and spring composition, fisher claw is divided into left and right two lobe claw bodies, left and right two lobe claw bodies are all that inside bottom has barb, claw body middle inside has connection bump, connection bump has pin joint hole, the pin joint hole of left and right two lobe claw bodies is by claw pin pin joint, claw pin two ends are fixed on the inwall of fisher body both sides, also spring is furnished with above the pin joint hole of two lobe claw bodies.
This fisher complex structure, salvages weak effect, is also furnished with spring above the pin joint hole of two lobe claw bodies, by clamp button of the spring claw body, the long-time inefficacy used due to spring, causes salvaging weak effect, there is the problem of slippage in trouble of lost tool in hole, causes operating efficiency to reduce when promoting.
Summary of the invention
The purpose of this utility model is exactly in view of the foregoing defects the prior art has, provides a kind of drilling well endoscope fishing device, and structure is simple, easy to use, effectively can realize the salvage of drilling well tester, be convenient to the salvaging of tubulose tester.
Its technical scheme is: comprise drilling rod, drag for card device, sleeve, guide shoe cylinder and crossover sub, the upper connecting sleeve cylinder of guide shoe cylinder, the upper end coupling adapter of described sleeve, the outside of sleeve is provided with drags for card device, described drags for the two ends up and down that card device is positioned at sleeve, described drags for card device jointed rod, described drilling rod is arranged with arc convex, the top of described drilling rod connects locking device, the described card device that drags for comprises and drags for card body, slide block, claw, coil tension spring, dragging for card body is loop configuration, the inside of dragging for card body is provided with annular groove, the inside of described annular groove is provided with slide block and claw, claw is positioned at the outside of dragging for card device, slide block matches with drilling rod, the outer end of described arc groove is provided with convex gear, the outside of described claw is provided with coil tension spring, one end of coil tension spring is connected with convex gear, the other end of coil tension spring is connected with slide block.
The outer end of above-mentioned claw is arc structure.
Above-mentioned locking device comprises housing, rotating shaft, turbine, worm screw, rotating disk, drive link, the inside of housing is by rotating shaft fixed turbine, the side of turbine is provided with the worm screw cooperatively interacted with it, described worm screw is positioned at the inside of housing, the top of worm screw connects the rotating disk of hull outside, connection for transmission bar on described rotating disk.
The beneficial effects of the utility model are: structure is simple, easy to use, effectively can realize the salvage of drilling well tester, be convenient to the salvaging of tubulose tester, the upper and lower two ends of sleeve are provided with drags for the salvage that card device effectively can realize endoscope, effectively improve operating efficiency, alleviate labour intensity, decrease operating cost, after fishing junk, prevent junk sand impact card drilling well operation, improve drilling efficiency, improve the performance of drilling fluid in drilling process, ensure that the normal operation of drilling process.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is structural representations that the utility model drags for card device;
Accompanying drawing 3 is structural representations of the utility model drilling rod;
In upper figure: drilling rod 1, drag for card device 2, sleeve 3, guide shoe cylinder 4, crossover sub 5, drag for card body 2.1, annular groove 2.2, slide block 2.3, claw 2.4, convex gear 2.5, coil tension spring 2.6.
Detailed description of the invention
1-3 by reference to the accompanying drawings, the utility model will be further described:
The utility model comprises drilling rod 1, drag for card device 2, sleeve 3, guide shoe cylinder 4 and crossover sub 5, the upper connecting sleeve cylinder 3 of guide shoe cylinder 1, the upper end coupling adapter 5 of described sleeve 3, the outside of sleeve 3 is provided with drags for card device 2, described drags for the two ends up and down that card device 2 is positioned at sleeve 3, described drags for card device 2 jointed rod 1, described drilling rod 1 is arranged with arc convex 1.1, the top of described drilling rod 1 connects locking device, the described card device 2 that drags for comprises and drags for card body 2.1, slide block 2.3, claw 2.4, coil tension spring 2.6, drag for card body 2.1 for loop configuration, the inside of dragging for card body 2.1 is provided with annular groove 2.2, the inside of described annular groove 2.2 is provided with slide block 2.3 and claw 2.4, claw 2.4 is positioned at the outside of dragging for card device 2, slide block 2.3 matches with drilling rod 1, the outer end of described arc groove 2.2 is provided with convex gear 2.5, the outside of described claw 2.4 is provided with coil tension spring 2.6, one end of coil tension spring 2.6 is connected with convex gear 2.5, the other end of coil tension spring 2.6 is connected with slide block 2.3.
The outer end of preferred claw 2.4 is arc structure, is convenient to block downhole tubular junk.
Preferred locking device comprises housing 5, rotating shaft 6, turbine 7, worm screw 8, rotating disk 9, drive link 10, the inside of housing 5 is by rotating shaft 6 fixed turbine 7, the side of turbine 7 is provided with the worm screw 8 cooperatively interacted with it, described worm screw 8 is positioned at the inside of housing 5, the top of worm screw 8 connects the rotating disk 9 of housing 5 outside, connection for transmission bar 10 on described rotating disk 9.
Operating principle: realize dragging for card device work by rotating drilling rod, arc convex on drilling rod with drag for card device and cooperatively interact and realize dragging for the work of card device, after endoscope is salvaged, clamped by locking device, prevent the slippage causing trouble of lost tool in hole in the process promoted, avoid carrying out secondary salvaging, improve operating efficiency, decrease the situation of underground work error, improve operating efficiency.
The beneficial effects of the utility model are: structure is simple, easy to use, effectively can realize the salvage of drilling well tester, be convenient to the salvaging of tubulose tester, the upper and lower two ends of sleeve are provided with drags for the salvage that card device effectively can realize endoscope, effectively improve operating efficiency, alleviate labour intensity, after decreasing operating cost fishing junk, prevent junk sand impact card drilling well operation, improve drilling efficiency, improve the performance of drilling fluid in drilling process, ensure that the normal operation of drilling process.
Claims (3)
1. a drilling well endoscope fishing device, it is characterized in that: comprise drilling rod, drag for card device, sleeve, guide shoe cylinder and crossover sub, the upper connecting sleeve cylinder of guide shoe cylinder, the upper end coupling adapter of described sleeve, the outside of sleeve is provided with drags for card device, described drags for the two ends up and down that card device is positioned at sleeve, described drags for card device jointed rod, described drilling rod is arranged with arc convex, the top of described drilling rod connects locking device, the described card device that drags for comprises and drags for card body, slide block, claw, coil tension spring, dragging for card body is loop configuration, the inside of dragging for card body is provided with annular groove, the inside of described annular groove is provided with slide block and claw, claw is positioned at the outside of dragging for card device, slide block matches with drilling rod, the outer end of described arc groove is provided with convex gear, the outside of described claw is provided with coil tension spring, one end of coil tension spring is connected with convex gear, the other end of coil tension spring is connected with slide block.
2. drilling well endoscope fishing device according to claim 1, is characterized in that: the outer end of described claw is arc structure.
3. drilling well endoscope fishing device according to claim 1, it is characterized in that: described locking device comprises housing, rotating shaft, turbine, worm screw, rotating disk, drive link, the inside of housing is by rotating shaft fixed turbine, the side of turbine is provided with the worm screw cooperatively interacted with it, described worm screw is positioned at the inside of housing, the top of worm screw connects the rotating disk of hull outside, connection for transmission bar on described rotating disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687035.2U CN204225824U (en) | 2014-11-17 | 2014-11-17 | Drilling well endoscope fishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687035.2U CN204225824U (en) | 2014-11-17 | 2014-11-17 | Drilling well endoscope fishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204225824U true CN204225824U (en) | 2015-03-25 |
Family
ID=52923933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420687035.2U Expired - Fee Related CN204225824U (en) | 2014-11-17 | 2014-11-17 | Drilling well endoscope fishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204225824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751005A (en) * | 2019-03-06 | 2019-05-14 | 长江大学 | A kind of underground fishing tool that can be operated repeatedly |
-
2014
- 2014-11-17 CN CN201420687035.2U patent/CN204225824U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751005A (en) * | 2019-03-06 | 2019-05-14 | 长江大学 | A kind of underground fishing tool that can be operated repeatedly |
| CN109751005B (en) * | 2019-03-06 | 2023-08-22 | 长江大学 | Repeatedly operable underground fishing tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20151117 |
|
| EXPY | Termination of patent right or utility model |