CN204419105U - Oil pipe salvaging device is dragged for outside can moving back - Google Patents
Oil pipe salvaging device is dragged for outside can moving back Download PDFInfo
- Publication number
- CN204419105U CN204419105U CN201420817650.0U CN201420817650U CN204419105U CN 204419105 U CN204419105 U CN 204419105U CN 201420817650 U CN201420817650 U CN 201420817650U CN 204419105 U CN204419105 U CN 204419105U
- Authority
- CN
- China
- Prior art keywords
- urceolus
- guide table
- oil pipe
- outside
- annular groove
- 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.)
- Active
Links
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model relates to oil pipe fishing device technical field, drag for oil pipe salvaging device outside one can be moved back, it comprises joint, urceolus and fishing sleeve, be fixed together with the upper inner of urceolus outside the middle part of top connection, be fixed with limited block in the upper inner of fishing sleeve, in limited block, form stroke passage, have annular groove at the lower outside of top connection, the top of fishing sleeve and limited block is all positioned at annular groove, has distance between the upper end of fishing sleeve and limited block and the top of annular groove.The utility model can successfully fishing oil pipe box cupling, the outside of being blocked tubing coupling by bailer grab is salvaged, avoid the damage of salvage to tubing coupling box, do not affect the fishing of the tubing coupling of next time simultaneously, in addition, when being difficult to unfreezing to the tubing coupling after salvaging, the setting of fishing sleeve, bearing and directed movement device can make tubing coupling depart from bailer grab to carry out unfreezing.
Description
Technical field
the utility model relates to oil pipe fishing device technical field, is to drag for oil pipe salvaging device outside one can be moved back.
Background technology
in oil field operation site operation process, there is down-hole string sometimes and to fall well or meet the engineering accident such as card, be the production production capacity of recovery accident well, need to carry out fishing to bottom hole falling article.When trouble of lost tool in hole top of fish is tubing coupling, on-the-spot many employings are dragged for lance and are docked with shaft bottom tubing coupling box, after tubing coupling by force unfreezing, often injure to some extent box cupling box, cause when next fishing oil pipe box cupling, drag for lance docks weak effect problem with tubing coupling box.
Summary of the invention
the utility model provides one and can move back and outer drag for oil pipe salvaging device, and overcome the deficiency of above-mentioned prior art, it effectively can solve the problem of the damage tubing coupling box that existing oil pipe fishing device exists in actual use.
the technical solution of the utility model is realized by following measures: one drags for oil pipe salvaging device outside can moving back, comprise top connection, urceolus and fishing sleeve, be fixed together with the upper inner of urceolus outside the middle part of top connection, limited block is fixed with in the upper inner of fishing sleeve, stroke passage is formed in limited block, annular groove is had at the lower outside of top connection, the top of fishing sleeve and limited block is all positioned at annular groove, distance is had between the upper end of fishing sleeve and limited block and the top of annular groove, two bearings are installed outside the top connection below annular groove, being installed with between two bearings can the directed movement device of movement in stroke passage, the bailer grab being no less than two is fixed with in the bottom of fishing sleeve, the elongated hole corresponding with bailer grab is circumferentially had in the bottom of urceolus, external screw thread or internal thread is had on the top of top connection.
here is the further optimization and/or improvements to above-mentioned utility model technical scheme:
above-mentioned limited block can comprise left limit block, right limit block and lower position block, right limit block is positioned at the right of left limit block, lower position block is positioned at the below of left limit block and right limit block, spacing is had between left limit block and right limit block, at all oriented left-oblique arc opening groove in bottom of left limit block and right limit block, vertical plane on the left part of arc opening groove has, in the top incline that the right part of arc opening groove has bottom right, upper left skewed, part on the right side from a left side on lower position block top and be furnished with zigzag fin, limited location open slot between adjacent fin, lower vertical plane is had at the left part of limit opening groove, in the bottom incline that the right part of limit opening groove has lower-left upper right skewed, limit opening groove, spacing and arc opening groove three form stroke passage.
above-mentioned directed movement device can comprise location ring set, and locating ring cover has radial slot, and have orienting pin at radial slot internal fixtion, the outer end of orienting pin is positioned at stroke passage.
the top of above-mentioned urceolus can be distributed with at least one relief hole, the relief hole that relief hole communicates with annular groove; Or/and, there is diameter to be less than the snap ring groove of annular groove outside the top connection below annular groove, be installed with lock sleeve in the bottom of snap ring groove, be set with two bearings on the top of snap ring groove.
the upper guide table in frustum wide at the top and narrow at the bottom can be had inside urceolus below above-mentioned elongated hole, have the lower guide table in up-narrow and down-wide frustum inside the urceolus below upper guide table, have the male cone (strobilus masculinus) corresponding with upper guide table at the lower end outside of bailer grab.
can there be internal thread on the top of above-mentioned top connection, is fixedly installed togather outside the middle part of top connection with the upper inner of urceolus by screw thread, in the upper inner of fishing sleeve by being welded with limited block.
the utility model reasonable and compact in structure, easy to use, the utility model can successfully fishing oil pipe box cupling, the outside of being blocked tubing coupling by bailer grab is salvaged, avoid the damage of salvage to tubing coupling box, do not affect the fishing of the tubing coupling of next time, in addition simultaneously, when being difficult to unfreezing to the tubing coupling after salvaging, the setting of fishing sleeve, bearing and directed movement device can make tubing coupling depart from bailer grab to carry out unfreezing.
Accompanying drawing explanation
accompanying drawing 1 is that the master of the utility model most preferred embodiment looks half section structural representation.
accompanying drawing 2 is the deployed configuration schematic diagram of left limit block, right limit block and lower position block.
coding in accompanying drawing is respectively: 1 is top connection, and 2 is urceolus, and 3 is fishing sleeve, and 4 is annular groove, 5 is bearing, and 6 is bailer grab, and 7 is elongated hole, and 8 is left limit block, 9 is right limit block, and 10 is lower position block, and 11 is arc opening groove, and 12 is upper vertical plane, 13 is top incline, and 14 is spacing open slot, and 15 is lower vertical plane, and 16 is bottom incline, 17 is location ring set, and 18 is orienting pin, and 19 is relief hole, and 20 is lock sleeve, 21 is upper guide table, and 22 is lower guide table, and 23 is male cone (strobilus masculinus).
Detailed description of the invention
the utility model by the restriction of following embodiment, can not determine concrete embodiment according to the technical solution of the utility model and actual conditions.
in the utility model, for convenience of description, the description of the relative position relation of each parts is all be described according to the Butut mode of Figure of description 1, as: the position relationship of forward and backward, upper and lower, left and right etc. determines according to the Butut direction of Figure of description 1.
below in conjunction with embodiment and accompanying drawing, the utility model is further described:
as accompanying drawing 1, shown in 2, this drags for oil pipe salvaging device outside can moving back and comprises top connection 1, urceolus 2 and fishing sleeve 3, be fixed together with the upper inner of urceolus 2 outside the middle part of top connection 1, limited block is fixed with in the upper inner of fishing sleeve 3, stroke passage is formed in limited block, annular groove 4 is had at the lower outside of top connection 1, the top of fishing sleeve 3 and limited block is all positioned at annular groove 4, distance is had between the upper end of fishing sleeve 3 and limited block and the top of annular groove 4, two bearings 5 are installed outside the top connection 1 below annular groove 4, being installed with between two bearings 5 can the directed movement device of movement in stroke passage, the bailer grab 6 being no less than two is fixed with in the bottom of fishing sleeve 3, the elongated hole 7 corresponding with bailer grab 6 is circumferentially had in the bottom of urceolus 2, external screw thread or internal thread is had on the top of top connection 1.The utility model can successfully fishing oil pipe box cupling, the outside of being blocked tubing coupling by bailer grab 6 is salvaged, avoid the damage of salvage to tubing coupling box (internal thread), do not affect the fishing of the tubing coupling of next time simultaneously, in addition, when being difficult to unfreezing to the tubing coupling after salvaging, the setting of fishing sleeve 3, bearing 5 and directed movement device can make tubing coupling carry out unfreezing from disengaging in bailer grab 6.
can according to actual needs, make further optimization and/or improvements dragging for oil pipe salvaging device outside above-mentioned moving back:
as accompanying drawing 1, shown in 2, limited block comprises left limit block 8, right limit block 9 and lower position block 10, right limit block 9 is positioned at the right of left limit block 8, lower position block 10 is positioned at the below of left limit block 8 and right limit block 9, spacing is had between left limit block 8 and right limit block 9, at all oriented left-oblique arc opening groove 11 in bottom of left limit block 8 and right limit block 9, vertical plane 12 on the left part of arc opening groove 11 has, in the top incline 13 that the right part of arc opening groove 11 has bottom right, upper left skewed, part on the right side from a left side on lower position block 10 top and be furnished with zigzag fin, limited location open slot 14 between adjacent fin, lower vertical plane 15 is had at the left part of limit opening groove 14, in the bottom incline 16 that the right part of limit opening groove 14 has lower-left upper right skewed, limit opening groove 14, spacing and arc opening groove 11 three form stroke passage.Top incline 13 and the movement of bottom incline 16 pairs of directed movement devices in arc opening groove 11 and limit opening groove 14 have guide function.
as shown in accompanying drawing 1,2, directed movement device comprises location ring set 17, and location ring set 17 has radial slot, and have orienting pin 18 at radial slot internal fixtion, the outer end of orienting pin 18 is positioned at stroke passage.
as shown in accompanying drawing 1,2, be furnished with at least one relief hole 19 in the upper part of urceolus 2, the relief hole 19 that relief hole 19 communicates with annular groove 4; Or/and, there is diameter to be less than the snap ring groove of annular groove 4 outside the top connection 1 below annular groove 4, be installed with lock sleeve 20 in the bottom of snap ring groove, be set with two bearings 5 on the top of snap ring groove.Relief hole 19 can prevent from building the pressure in annular groove 4, ensures that moving up and down of fishing sleeve 3 is more flexible.Lock sleeve 20 pairs of bearings 5 have position-limiting action.
as shown in accompanying drawing 1,2, the upper guide table 21 in frustum wide at the top and narrow at the bottom is had inside urceolus 2 below elongated hole 7, there is the lower guide table 22 in up-narrow and down-wide frustum inside urceolus 2 below upper guide table 21, have the male cone (strobilus masculinus) 23 corresponding with upper guide table 21 at the lower end outside of bailer grab 6.Lower guide table 22 has the effect guiding tubing coupling to enter urceolus 2 inside.
as required, there is internal thread on the top of top connection 1, be fixedly installed togather by screw thread with the upper inner of urceolus 2 outside the middle part of top connection 1, in the upper inner of fishing sleeve 3 by being welded with limited block.
above technical characteristic constitutes most preferred embodiment of the present utility model, and it has stronger compliance and best implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
the use procedure of the utility model most preferred embodiment: first, top connection 1 is connected to tubing string bottom and enter well with tubing string, when after the utility model contact tubing coupling, tubing coupling is caused urceolus 2 inside by the lower guide table 22 of urceolus 2, then, transfer tubing string, top on bailer grab 6 impels fishing sleeve 3 up by tubing coupling, simultaneously, up fishing sleeve 3 drives orienting pin 18 to walk to the nearest limit opening groove 14 in its left from arc opening groove 11, orienting pin 18 is with dynamic bearing 5 that axial-rotation occurs, when bailer grab 6 is subject to the effect of the gravity of tubing string and the bidirectional force of tubing coupling, expanded radially is there is in bailer grab 6 at elongated hole 7 place, then tubing coupling enters bailer grab 6 inside, now orienting pin 18 walks between left limit block 8 and right limit block 9, upper lifting pipe post, bailer grab 6 is engaged the lower surface of tubing coupling, male cone (strobilus masculinus) 23 and the upper guide table 21 of bailer grab 6 are fitted together, when the upper lifting force of upper lifting pipe post reach capacity and to the card crash of tubing coupling solution time, transfer tubing string, the lower surface of tubing coupling upper surface and lower position block 10 is held out against, orienting pin 18 is impelled to be reset to arc opening groove 11, upper lifting pipe post, tubing string drives bailer grab 6 up, and bailer grab 6 and tubing coupling depart from, and make tubing coupling unfreezing.
Claims (10)
1. one kind can be moved back and outer drags for oil pipe salvaging device, it is characterized in that comprising top connection, urceolus and fishing sleeve, be fixed together with the upper inner of urceolus outside the middle part of top connection, limited block is fixed with in the upper inner of fishing sleeve, stroke passage is formed in limited block, annular groove is had at the lower outside of top connection, the top of fishing sleeve and limited block is all positioned at annular groove, distance is had between the upper end of fishing sleeve and limited block and the top of annular groove, two bearings are installed outside the top connection below annular groove, being installed with between two bearings can the directed movement device of movement in stroke passage, the bailer grab being no less than two is fixed with in the bottom of fishing sleeve, the elongated hole corresponding with bailer grab is circumferentially had in the bottom of urceolus, external screw thread or internal thread is had on the top of top connection.
2. according to claim 1 moving back drags for oil pipe salvaging device outward, it is characterized in that limited block comprises left limit block, right limit block and lower position block, right limit block is positioned at the right of left limit block, lower position block is positioned at the below of left limit block and right limit block, spacing is had between left limit block and right limit block, at all oriented left-oblique arc opening groove in bottom of left limit block and right limit block, vertical plane on the left part of arc opening groove has, in the top incline that the right part of arc opening groove has bottom right, upper left skewed, part on the right side from a left side on lower position block top and be furnished with zigzag fin, limited location open slot between adjacent fin, lower vertical plane is had at the left part of limit opening groove, in the bottom incline that the right part of limit opening groove has lower-left upper right skewed, limit opening groove, spacing and arc opening groove three form stroke passage.
3. according to claim 1 and 2 moving back drags for oil pipe salvaging device outward, it is characterized in that directed movement device comprises location ring set, and locating ring cover has radial slot, and have orienting pin at radial slot internal fixtion, the outer end of orienting pin is positioned at stroke passage.
4. according to claim 1 and 2 moving back drags for oil pipe salvaging device outward, it is characterized in that the upper part of urceolus is furnished with at least one relief hole, the relief hole that relief hole communicates with annular groove; Or/and, there is diameter to be less than the snap ring groove of annular groove outside the top connection below annular groove, be installed with lock sleeve in the bottom of snap ring groove, be set with two bearings on the top of snap ring groove.
5. according to claim 3 moving back drags for oil pipe salvaging device outward, it is characterized in that the upper part of urceolus is furnished with at least one relief hole, the relief hole that relief hole communicates with annular groove; Or/and, there is diameter to be less than the snap ring groove of annular groove outside the top connection below annular groove, be installed with lock sleeve in the bottom of snap ring groove, be set with two bearings on the top of snap ring groove.
6. according to claim 1 and 2 moving back drags for oil pipe salvaging device outward, it is characterized in that inside the urceolus below elongated hole, there is the upper guide table in frustum wide at the top and narrow at the bottom, there is the lower guide table in up-narrow and down-wide frustum inside urceolus below upper guide table, have the male cone (strobilus masculinus) corresponding with upper guide table at the lower end outside of bailer grab.
7. according to claim 3 moving back drags for oil pipe salvaging device outward, it is characterized in that inside the urceolus below elongated hole, there is the upper guide table in frustum wide at the top and narrow at the bottom, there is the lower guide table in up-narrow and down-wide frustum inside urceolus below upper guide table, have the male cone (strobilus masculinus) corresponding with upper guide table at the lower end outside of bailer grab.
8. according to claim 4 moving back drags for oil pipe salvaging device outward, it is characterized in that inside the urceolus below elongated hole, there is the upper guide table in frustum wide at the top and narrow at the bottom, there is the lower guide table in up-narrow and down-wide frustum inside urceolus below upper guide table, have the male cone (strobilus masculinus) corresponding with upper guide table at the lower end outside of bailer grab.
9. according to claim 5 moving back drags for oil pipe salvaging device outward, it is characterized in that inside the urceolus below elongated hole, there is the upper guide table in frustum wide at the top and narrow at the bottom, there is the lower guide table in up-narrow and down-wide frustum inside urceolus below upper guide table, have the male cone (strobilus masculinus) corresponding with upper guide table at the lower end outside of bailer grab.
10. according to claim 9 moving back drags for oil pipe salvaging device outward, it is characterized in that internal thread is arranged at the top of top connection, be fixedly installed togather by screw thread with the upper inner of urceolus outside the middle part of top connection, in the upper inner of fishing sleeve by being welded with limited block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420817650.0U CN204419105U (en) | 2014-12-22 | 2014-12-22 | Oil pipe salvaging device is dragged for outside can moving back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420817650.0U CN204419105U (en) | 2014-12-22 | 2014-12-22 | Oil pipe salvaging device is dragged for outside can moving back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204419105U true CN204419105U (en) | 2015-06-24 |
Family
ID=53469487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420817650.0U Active CN204419105U (en) | 2014-12-22 | 2014-12-22 | Oil pipe salvaging device is dragged for outside can moving back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204419105U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761517A (en) * | 2016-11-16 | 2017-05-31 | 中国石油集团西部钻探工程有限公司 | Instrument is sent into and fishing device |
| CN107255021A (en) * | 2017-07-28 | 2017-10-17 | 中国石油集团西部钻探工程有限公司 | Deliver unlocking device |
-
2014
- 2014-12-22 CN CN201420817650.0U patent/CN204419105U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761517A (en) * | 2016-11-16 | 2017-05-31 | 中国石油集团西部钻探工程有限公司 | Instrument is sent into and fishing device |
| CN107255021A (en) * | 2017-07-28 | 2017-10-17 | 中国石油集团西部钻探工程有限公司 | Deliver unlocking device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7552764B2 (en) | Tubular handling device | |
| CN201013287Y (en) | Retrievable fishing barrel for reclaiming bridging plug | |
| CN204419105U (en) | Oil pipe salvaging device is dragged for outside can moving back | |
| CN203948062U (en) | Reversible punching slip socket | |
| CN104358538B (en) | A kind of coiled tubing fish Special Fishing Tools | |
| CN104314503B (en) | A kind of special fishing socket of coiled tubing fish | |
| CN104499979B (en) | It is changed without the method and device that slips salvages different-diameter fish | |
| CN205400647U (en) | A drag for lance for borehole operation | |
| CN203716870U (en) | Oil drill pipe provided with double hanging shoulders | |
| CN203822231U (en) | Novel drilling falling-object salvaging device | |
| CN205063848U (en) | Sliding sleeve formula safety joint | |
| CN108060901B (en) | Release mechanism for open hole patching tool of equal-well-diameter expansion casing | |
| CN203515427U (en) | Retractable tubular dropping object fishing device for downhole operation | |
| CN201778715U (en) | Universal flare-opening catcher of drilling rod | |
| CN204175225U (en) | The special fishing socket of a kind of coiled tubing fish | |
| CN204357391U (en) | Dipper formula fisher | |
| CN107091064A (en) | Formula bumper stuck releasing device is pulled off in a kind of oil well repairing operation | |
| CN203847034U (en) | Center spear of sleeves | |
| CN203978459U (en) | Chain monomer tilting prevention device | |
| CN203729942U (en) | Tubing hanger positioning device | |
| CN103161418A (en) | Hook fishing device for oil gas well | |
| CN103469776B (en) | Automatic plate turnover mechanism for marine drilling platform | |
| CN202325344U (en) | Device for preventing quick coupling from falling into well in fishing through drilling tool | |
| CN201874535U (en) | Anti-drop device for pipe string of oil-water well | |
| CN203879436U (en) | Claw for fishing fine crushing articles in oil and gas well pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |