CN205591860U - Recoverable slant ware and recovery instrument thereof - Google Patents
Recoverable slant ware and recovery instrument thereof Download PDFInfo
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- CN205591860U CN205591860U CN201620152198.XU CN201620152198U CN205591860U CN 205591860 U CN205591860 U CN 205591860U CN 201620152198 U CN201620152198 U CN 201620152198U CN 205591860 U CN205591860 U CN 205591860U
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- recovery
- central canal
- joint
- connector
- pup joint
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Abstract
The utility model belongs to the technical field of oil multilateral well drilling, a recoverable slant ware and recovery instrument thereof is proposed, including the deflecting body and seat anchorage sealing setting device, the center tube of axial region for being provided with the bar hole of seat anchorage sealing setting device, the deflecting axon is to having worn the hollow nipple joint of giving up, and the last end screw thread connection of the nipple joint of giving up has the top connection, and the inside cover of center tube is equipped with the sealed tube that a contact surface intermediate position was provided with the bar hole equally, and sealed tube one end is sealed, and the other end is connected with the lower extreme of the nipple joint of giving up, deflecting body upper end side direction is provided with the recovery through -hole, and tip internal diameter grow and its inner wall that the center tube is close to the nipple joint one end of giving up are provided with recovery screw thread no. 1. The recovery instrument includes recovery instrument body, retrieves the pole, retrieves the tool -joint, retrieves rod end portion and is provided with recovery screw no. 2, retrieves the articulated coupler body of receiving once of side of instrument body. The utility model provides an among the prior art slant ware recovery process unstable, retrieve the technical problem that the success rate is low.
Description
Technical field
This utility model belongs to oil branch hole drilling technical field, it is proposed that a kind of for oil branch hole drilling and be easy to reclaim window sidetracking whipstock and recovery instrument.
Background technology
Directional well, horizontal well technology are the most perfect, yet with the restriction of ground well pattern, just can not dispose and more adjust well, Multilateral Wells is as the extension of directional well technology and development, utilizing old casing to carry out window sidetracking, effectively it can be carried out secondary utilization, it increasingly comes into one's own.Recoverable whipstock is the key tool of branch hole drilling technology, and the drilling and well completion of Multilateral Wells is played vital effect.But Recoverable slant machine of the prior art to be mechanical system setting, setting poor reliability, the phenomenon that whipstock comes off often occurs, process of turning one's head is inconvenient, thus reduce its response rate, and, in prior art, way of recycling is single mode and reclaims, the relative position relation determining whipstock with the instrument of recovery it is difficult to during actual salvaging, thus be difficult to connect both, even if another aspect innumerable trials and tribulations both are connected, the operating mode of various complexity in well, the most often because carrying out limiting not over the most two-way and there is no buffer unit thus cause collision rift that landing easily occurs between the two, therefore its removal process is the most unstable, it is recycled into power relatively low.
Utility model content
The utility model proposes a kind of Recoverable slant machine and recovery instrument thereof, solve whipstock in prior art and reclaim inconvenience, removal process is unstable, reclaims low success rate of technical problem.
The technical solution of the utility model is achieved in that
A kind of Recoverable slant machine, including
Deflecting body and setting anchoring device, the axle portion of described setting anchoring device is the central canal being provided with bar hole, described deflecting body is axially installed with the releasing pup joint of hollow, the threaded upper ends of described releasing pup joint connects top connection, described central canal internal sleeve is again provided with the sealing pipe of bar hole equipped with a contact surface centre position, described sealing pipe one end is closed, and the other end is connected with the lower end of described releasing pup joint；Described deflecting body upper lateral is provided with recovery through hole, and the described central canal inner end diameter near described releasing pup joint one end becomes greatly and its inwall is provided with recovery screw thread one.
As further technical scheme, connected by the connector of tubulose between described deflecting body and described setting anchoring device, threadeding with described setting anchoring device in described connector one end, the other end is connected with described deflecting body interference and junction is provided with buckle ring；Described releasing pup joint lower end screw thread is arranged on described connector inwall, and described releasing pup joint lower end inner wall is connected with described sealing pipe reverse thread.
As further technical scheme, described setting anchoring device includes the setting housing being arranged on described connector, described central canal is arranged on the axle portion of described setting housing and top between the two is provided with vertebral body, bottom is provided with hypocentrum, described upper vertebral body is arranged on described central canal by fine thread, described hypocentrum is arranged on described central canal by coarse-pitch thread, respectively shearing bolt is provided with upper slips, lower slips, described upper slips and described lower slips on described upper vertebral body and described hypocentrum and all passes described setting housing.
As further technical scheme, between described releasing pup joint and described top connection, described sealing is managed between described releasing pup joint, described central canal, between described upper vertebral body and described central canal, described setting housing, between described hypocentrum and described central canal, described setting housing, it is provided with O RunddichtringO.
As further technical scheme, described deflecting intracorporeal site is provided with the self-enclosed device of tube chamber in the sidepiece of described releasing pup joint, the self-enclosed device of described tube chamber includes cover plate, torsion spring, described cover plate is withstood by described torsion spring and both is arranged on bearing pin, and described bearing pin is arranged on described deflecting body.
As further technical scheme, described deflecting body being provided with centering ring, described releasing pup joint passes described centering ring, and the surface of described deflecting body is inclined-plane or cambered surface, and described recovery through hole is conical bore or shoulder hole.
A kind of recovery instrument reclaiming described Recoverable slant machine, including
Reclaim tubular tool and be separately positioned on the bridle catcher at described recovery tubular tool two ends, reclaim tool-joint, the end of described bridle catcher be provided with described recovery screw thread one with the use of recovery screw thread two, the side of described recovery tubular tool caves inward and recess is hinged with a recovery coupler body.
As further technical scheme, also include jack-up buffer gear, it is arranged on described recovery tubular tool inside and is connected with the tail end of described bridle catcher, it includes jacking block, spring and connector, and described bridle catcher, described jacking block, described connector are sequentially connected with and connected mode is the threaded bolt that adds and locks and the sealing of O RunddichtringO；Described recovery tubular tool inner wall of end is provided with flange, and described connector is closely through described flange；Being provided with thrust ball bearing on described jacking block, described spring housing is contained on described connector and is arranged between described thrust ball bearing and described flange.
As further technical scheme, it is additionally provided with orientation spool between described recovery tubular tool and described recovery tool-joint, it is all connected with between the orientation spool main body of described orientation spool with described connector, described recovery tool-joint and connected mode is to threaded and adds bolt locking and the sealing of O RunddichtringO, described orientation spool body outer wall is provided with some groups of positioning key sets, is provided with by the positioning key of location spring jack-up in described positioning key set.
As further technical scheme, the end of described bridle catcher is additionally provided with reducing boss, and described reducing boss is inserted in described central tube just, and the end of described bridle catcher and the end of described reducing boss are provided with chamfering；Being provided with recovery coupler body torsion spring by described recovery coupler body, described recovery coupler body torsion spring is arranged on described recovery tubular tool and is withstood by described recovery coupler body；It is inclined-plane that described recovery tubular tool arranges one end of described bridle catcher.
This utility model use principle is:
In use, Recoverable slant machine is first sent in down-hole casing with top connection by rig, and during correct position, hydraulic means is started working, hydraulic pressure is through top connection, releasing pup joint, sealing pipe, after by sealing the bar shaped pipe of the bar hole of pipe and central canal, make setting anchoring device complete setting, setting complete after, rig drives releasing pup joint and seals pipe rotation extraction, after extraction, the self-enclosed device of tube chamber in deflecting body is by closed frame tube, it is to avoid foreign material enter；After completing branching well window-opening sidetracking afterwards, by the instrument of turning one's head, Recoverable slant machine is reclaimed, it is connected with reclaiming tool-joint by rig equally, recovery instrument is delivered to whipstock position, bridle catcher is made to insert deflecting body, recovery screw thread two is made to be connected with reclaiming screw thread one after rotation, while connection, rotating force can make the cancellation of setting anchoring device setting, reclaim coupler body simultaneously and hook in recovery through hole, recovery coupler body is tightly withstood and makes it to jump out by recovery coupler body torsion spring, moves the most on the whole thus is recycled to ground.
This utility model has the beneficial effect that
1, releasing pup joint can be after the setting anchoring device of hydraulic means control whipstock be setting, rotated by rig, drive releasing pup joint to rotate in deflecting body and while extraction, carry sealing pipe to rotate extraction together, its by simple design ensure not affect hydraulic base sealed on the premise of, achieve its simple and convenient rotation of the releasing pup joint as conduit under fluid pressure easily to extract out, it is attached by spaced screw thread between releasing pup joint and central canal, such that it is able to guarantee to rotate the stability of extraction.
2, connected by the connector of tubulose between deflecting body and setting anchoring device, compared with the most threaded with deflecting body and setting anchoring device, not only stable connection, it is prone to processing, and the inner ring of connector can also be threaded easily thus be attached releasing pup joint fixing simultaneously, its internal diameter can also be set less than the internal diameter of deflecting body so that releasing pup joint just can be extracted out easily by rotating so that reclaim convenient effectively.
3, the effect of the self-enclosed device of tube chamber be prevent releasing pup joint rotate take away after, fall into foreign material in the cavity in portion in deflecting body thus the cavity of deflecting body is blocked and by recovery screw thread one blocking on central canal, thus avoid the whipstock caused due to the blocking of foreign material and can not reclaim, thus improve organic efficiency and be recycled into power, carry out self-closing by torsion spring simultaneously, it also is able to easily back down when recovery instrument inserts, therefore has easy to use, the advantage that recovering effect is good.
4, after rig is connected with recovery tool-joint, the rotation of rig just can make bridle catcher threaded with reclaiming screw thread one by reclaiming screw thread two, so that whipstock is connected with recovery instrument, in addition reclaiming the coupler body that reclaims on tubular tool also can be together with the recovery through hole hook of deflecting body end after being lifted up, reclaim through hole is that conical bore makes recovery coupler body be difficult to jump out simultaneously, it is ensured that both hook after just difficult drop-off.Thus ensure the removal process more stability and high efficiency of whipstock, by both dual salvaging mechanisms, the most independently carry out and interrelated, thus substantially increase organic efficiency and be recycled into power.
5, jack-up buffer gear can ensure that when recovery screw thread two is connected with recovery screw thread one, bridle catcher can receive stable axial force, thus both are quick and precisely connected, another effect is to ensure that in the face of complicated subsurface environment, even if recovery instrument suffers various external influence with whipstock after being connected, all motive power and opplied moment can be disperseed, even if two also will not separate by extraneous collision distortion, therefore can ensure that efficiently carrying out of recovery, thus improve organic efficiency further and be recycled into power.
6, the reducing boss of bridle catcher end can ensure that bridle catcher is easily plugged into central canal, after ensureing to insert simultaneously, reclaim screw thread two, with reclaiming when screw thread one is rotatably connected, stripped thread will not occur, so that being connected of both efficient stables, recovery coupler body can tightly be withstood and hook in recovery through hole by the recovery coupler body torsion spring on recovery coupler body side, thus increases organic efficiency further and be recycled into power.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is Recoverable slant machine structural representation in this utility model；
Fig. 2 is recovery tool construction schematic diagram in this utility model；
Fig. 3 is this utility model whipstock removal process schematic diagram；
nullIn figure: 1-seals pipe，2-deflecting body，The setting anchoring device of 3-，31-central canal，The setting housing of 32-，The upper vertebral body of 33-，34-hypocentrum，35-upper slips，36-lower slips，4-releasing pup joint，5-top connection，61-reclaims through hole，62-reclaims screw thread one，71-connector，72-buckle ring，The self-enclosed device of 8-tube chamber，81-cover plate，82-torsion spring，83-bearing pin，9-centering ring，10-reclaims tubular tool，11-bridle catcher，12-reclaims tool-joint，13-reclaims screw thread two，14-reclaims coupler body，15-jack-up buffer gear，151-jacking block，152-spring，153-connector，16-flange，17-thrust ball bearing，18-orientation spool，181-orientation spool main body，182-positioning key set，183-positions spring，184-positioning key，19-reducing boss，20-reclaims coupler body torsion spring.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
As it is shown in figure 1, a kind of Recoverable slant machine that the utility model proposes, including
Deflecting body 2 and setting anchoring device 3, the axle portion of setting anchoring device 3 is the central canal 31 being provided with bar hole, deflecting body 2 is axially installed with the releasing pup joint 4 of hollow, the threaded upper ends of releasing pup joint 4 connects top connection 5, central canal 31 internal sleeve is again provided with the sealing pipe 1 of bar hole equipped with a contact surface centre position, sealing pipe 1 one end to close, the other end is connected with the lower end of releasing pup joint 4；Deflecting body 2 upper lateral is provided with recovery through hole 61, and the central canal 31 inner end diameter near releasing pup joint 4 one end becomes greatly and its inwall is provided with recovery screw thread 1.
The effect of releasing pup joint 4 is after the setting anchoring device 3 of hydraulic means control whipstock is setting, rotated by rig, drive releasing pup joint 4 to rotate in deflecting body 2 and while extraction, carry sealing pipe 1 to rotate extraction together, its by simple design ensure not affect hydraulic base sealed on the premise of, achieve its simple and convenient rotation of the releasing pup joint 4 as conduit under fluid pressure easily to extract out, it is attached by spaced screw thread between releasing pup joint 4 and central canal 31, such that it is able to guarantee to rotate the stability of extraction.
Recovery through hole 61 and recovery screw thread 1 can make the removal process more stability and high efficiency of recovery instrument and whipstock, by both dual salvaging mechanisms, the most independently carry out and interrelated, thus substantially increase organic efficiency and be recycled into power.
Further, being connected by the connector 71 of tubulose between deflecting body 2 and setting anchoring device 3, threadeding with setting anchoring device 3 in connector 71 one end, the other end is connected with deflecting body 2 interference and junction is provided with buckle ring 72；Releasing pup joint 4 lower end screw thread is arranged on connector 71 inwall, and releasing pup joint 4 lower end inner wall is connected with sealing pipe 1 reverse thread.
Connected by the connector 71 of tubulose between deflecting body 2 and setting anchoring device 3, compared with the most threaded with deflecting body 2 and setting anchoring device 3, not only stable connection, it is prone to processing, and the inner ring of connector 71 can also be threaded easily thus be attached fixing by releasing pup joint 4 simultaneously, its internal diameter can also be set less than the internal diameter of deflecting body 2 so that releasing pup joint 4 just can be extracted out easily by rotating so that reclaim convenient effectively.
Further, setting anchoring device 3 includes the setting housing 32 being arranged on connector 71, central canal 31 is arranged on the axle portion of setting housing 32 and top between the two is provided with vertebral body 33, bottom is provided with hypocentrum 34, upper vertebral body 33 is by the centrally disposed pipe of fine thread 31, hypocentrum 34 is by the centrally disposed pipe of coarse-pitch thread 31, respectively shearing bolt is provided with upper slips 35, lower slips 36, upper slips 35 and lower slips 36 on upper vertebral body 33 and hypocentrum 34 and all passes setting housing 32.
Further, between releasing pup joint 4 and top connection 5, seal between pipe 1 and releasing pup joint 4, central canal 31, between upper vertebral body 33 and central canal 31, setting housing 32, between hypocentrum 34 and central canal 31, setting housing 32, be provided with O RunddichtringO.
Further, deflecting body 2 is internally located at the sidepiece of releasing pup joint 4 and is provided with the self-enclosed device of tube chamber 8, and the self-enclosed device of tube chamber 8 includes cover plate 81, torsion spring 82, and cover plate 81 is withstood by torsion spring 82 and both is arranged on bearing pin 83, and bearing pin 83 is arranged on deflecting body 2.
The effect of the self-enclosed device of tube chamber 8 be prevent releasing pup joint 4 rotate take away after, fall into foreign material in cavity within deflecting body 2 thus the cavity of deflecting body 2 is blocked and the recovery screw thread 1 on central canal 31 is blocked, thus avoid the whipstock caused due to the blocking of foreign material and can not reclaim, thus improve organic efficiency and be recycled into power, carry out self-closing by torsion spring 82 simultaneously, it also is able to easily back down when recovery instrument inserts, therefore has easy to use, the advantage that recovering effect is good.
Further, deflecting body 2 being provided with centering ring 9, releasing pup joint 4 is through centering ring 9, and the surface of deflecting body 2 is inclined-plane or cambered surface, and reclaiming through hole 61 is conical bore or shoulder hole.
Reclaiming through hole 61 can make recovery instrument more easily reclaim for conical bore, it is ensured that both hook after just difficult drop-off.
As described in Figure 2, this utility model also proposes a kind of recovery instrument reclaiming described Recoverable slant machine, including
Reclaim tubular tool 10 and be separately positioned on the bridle catcher 11 at recovery tubular tool 10 two ends, reclaim tool-joint 12, the end of bridle catcher 11 be provided with and reclaim screw thread 1 with the use of recovery screw thread 2 13, the side reclaiming tubular tool 10 caves inward and recess is hinged with a recovery coupler body 14.
After rig is connected with recovery tool-joint 12, the rotation of rig just can make bridle catcher 11 threaded with reclaiming screw thread 1 by reclaiming screw thread 2 13, so that whipstock is connected with recovery instrument, in addition together with the recovery coupler body 14 on recovery tubular tool 10 also can hook with the recovery through hole 61 of deflecting body 2 end after being lifted up, thus ensure the removal process more stability and high efficiency of whipstock, by both dual salvaging mechanisms, the most independently carry out and interrelated, thus substantially increase organic efficiency and be recycled into power.
Further, also include jack-up buffer gear 15, it is arranged on recovery tubular tool 10 inside and is connected with the tail end of bridle catcher 11, it includes jacking block 151, spring 152 and connector 153, and bridle catcher 11, jacking block 151, connector 153 are sequentially connected with and connected mode is the threaded bolt that adds and locks and the sealing of O RunddichtringO；Reclaiming tubular tool 10 inner wall of end and be provided with flange 16, connector 153 is closely through flange 16；Being provided with thrust ball bearing 17 on jacking block 151, spring 152 is sleeved on connector 153 and is arranged between thrust ball bearing 17 and flange 16.
Jack-up buffer gear 15 can ensure that when recovery screw thread 2 13 is connected with recovery screw thread 1, bridle catcher 11 can be by stable axial force, thus both are quick and precisely connected, another effect is to ensure that in the face of complicated subsurface environment, even if recovery instrument suffers various external influence with whipstock after being connected, all motive power and opplied moment can be disperseed, even if two also will not separate by extraneous collision distortion, therefore can ensure that efficiently carrying out of recovery, thus improve organic efficiency further and be recycled into power.
Further, reclaim and be additionally provided with orientation spool 18 between tubular tool 10 and recovery tool-joint 12, it is all connected with between the orientation spool main body 181 of orientation spool 18 with connector 153, recovery tool-joint 12 and connected mode is to threaded and adds bolt locking and the sealing of O RunddichtringO, orientation spool main body 181 outer wall is provided with some groups of positioning key sets 182, is provided with by the positioning key 184 of location spring 183 jack-up in positioning key set 182.
Further, the end of bridle catcher 11 is additionally provided with reducing boss 19, and reducing boss 19 is just inserted into central canal 31 and manages interior, and the end of bridle catcher 11 and the end of reducing boss 19 are provided with chamfering；Reclaiming the other recovery coupler body torsion spring 20 that is provided with of coupler body 14, recovery coupler body torsion spring 20 is arranged on recovery tubular tool 10 and is withstood by recovery coupler body 14；It is inclined-plane that recovery tubular tool 10 arranges one end of bridle catcher 11.
It is internal that the reducing boss 19 of bridle catcher 11 end can ensure that bridle catcher 11 is easily plugged into central canal 31, after ensureing to insert simultaneously, reclaim screw thread 2 13, with reclaiming when screw thread 1 is rotatably connected, stripped thread will not occur, so that being connected of both efficient stables, recovery coupler body 14 can tightly be withstood and hook in recovery through hole 61 by the recovery coupler body torsion spring 20 on recovery coupler body 14 side, thus increases organic efficiency further and be recycled into power.
As shown in Figure 3, this utility model is in use, Recoverable slant machine is first sent in down-hole casing with top connection 5 by rig, during correct position, hydraulic means is started working, hydraulic pressure is through top connection 5, releasing pup joint 4, sealing pipe 1, after the bar shaped pipe by the bar hole and central canal 31 that seal pipe 1, setting anchoring device 3 is made to complete setting, setting complete after, rig drives releasing pup joint 4 and seals pipe 1 and rotate and extract out, after extraction, tube chamber self-enclosed device 8 in deflecting body 2 is by closed frame tube, it is to avoid foreign material enter；After completing branching well window-opening sidetracking afterwards, by the instrument of turning one's head, Recoverable slant machine is reclaimed, it is connected with reclaiming tool-joint 12 by rig equally, recovery instrument is delivered to whipstock position, bridle catcher 11 is made to insert deflecting body 2, recovery screw thread 2 13 is made to be connected with reclaiming screw thread 1 after rotation, while connection, rotating force can make setting anchoring device 3 cancel setting, reclaim coupler body 14 simultaneously and hook in recovery through hole 61, recovery coupler body 14 is tightly withstood and makes it to jump out by recovery coupler body torsion spring 20, the most just can move on the whole thus is recycled to ground.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
1. Recoverable slant machine, including deflecting body (2) and setting anchoring device (3), the axle portion of described setting anchoring device (3) is the central canal (31) being provided with bar hole, it is characterized in that, described deflecting body (2) is axially installed with the releasing pup joint (4) of hollow, the threaded upper ends of described releasing pup joint (4) connects top connection (5), described central canal (31) internal sleeve is again provided with the sealing pipe (1) of bar hole equipped with a contact surface centre position, described pipe (1) one end that seals is closed, the other end is connected with the lower end of described releasing pup joint (4)；Described deflecting body (2) upper lateral is provided with recovery through hole (61), and the described central canal (31) inner end diameter near described releasing pup joint (4) one end becomes greatly and its inwall is provided with recovery screw thread one (62).
Recoverable slant machine the most according to claim 1, it is characterized in that, connected by the connector (71) of tubulose between described deflecting body (2) and described setting anchoring device (3), threadeding with described setting anchoring device (3) in described connector (71) one end, the other end is connected with the interference of described deflecting body (2) and junction is provided with buckle ring (72)；Described releasing pup joint (4) lower end screw thread is arranged on described connector (71) inwall, and described releasing pup joint (4) lower end inner wall is connected with described pipe (1) reverse thread that seals.
Recoverable slant machine the most according to claim 2, it is characterized in that, described setting anchoring device (3) includes the setting housing (32) being arranged on described connector (71), described central canal (31) is arranged on the axle portion of described setting housing (32) and top between the two is provided with vertebral body (33), bottom is provided with hypocentrum (34), described upper vertebral body (33) is arranged on described central canal (31) by fine thread, described hypocentrum (34) is arranged on described central canal (31) by coarse-pitch thread, respectively shearing bolt is provided with upper slips (35) on described upper vertebral body (33) and described hypocentrum (34), lower slips (36), described upper slips (35) and described lower slips (36) all pass described setting housing (32).
Recoverable slant machine the most according to claim 3, it is characterized in that, between described releasing pup joint (4) and described top connection (5), the described pipe that seals is between (1) and described releasing pup joint (4), described central canal (31), between described upper vertebral body (33) and described central canal (31), described setting housing (32), between described hypocentrum (34) and described central canal (31), described setting housing (32), it is provided with O RunddichtringO.
5. according to the Recoverable slant machine described in Claims 1 to 4 any one, it is characterized in that, the sidepiece that described deflecting body (2) is internally located at described releasing pup joint (4) is provided with the self-enclosed device of tube chamber (8), the self-enclosed device of described tube chamber (8) includes cover plate (81), torsion spring (82), described cover plate (81) is withstood by described torsion spring (82) and both is arranged on bearing pin (83), and described bearing pin (83) is arranged on described deflecting body (2).
6. according to the Recoverable slant machine described in Claims 1 to 4 any one, it is characterized in that, it is provided with centering ring (9) on described deflecting body (2), described releasing pup joint (4) passes described centering ring (9), the surface of described deflecting body (2) is inclined-plane or cambered surface, and described recovery through hole (61) is conical bore or shoulder hole.
7. one kind is reclaimed the recovery instrument of Recoverable slant machine described in claim 1～6 any one, it is characterized in that, including reclaiming tubular tool (10) and being separately positioned on the bridle catcher (11) at described recovery tubular tool (10) two ends, reclaim tool-joint (12), the end of described bridle catcher (11) be provided with described recovery screw thread one (62) with the use of recovery screw thread two (13), the side of described recovery tubular tool (10) caves inward and recess is hinged with a recovery coupler body (14).
Recovery instrument the most according to claim 7, it is characterized in that, also include jack-up buffer gear (15), it is arranged on described recovery tubular tool (10) inside and is connected with the tail end of described bridle catcher (11), it includes jacking block (151), spring (152) and connector (153), and described bridle catcher (11), described jacking block (151), described connector (153) are sequentially connected with and connected mode is the threaded bolt that adds and locks and the sealing of O RunddichtringO；Described recovery tubular tool (10) inner wall of end is provided with flange (16), and described connector (153) is closely through described flange (16)；Being provided with thrust ball bearing (17) on described jacking block (151), described spring (152) is sleeved on described connector (153) and above and is arranged between described thrust ball bearing (17) and described flange (16).
Recovery instrument the most according to claim 8, it is characterized in that, it is additionally provided with orientation spool (18) between described recovery tubular tool (10) and described recovery tool-joint (12), the orientation spool main body (181) of described orientation spool (18) and described connector (153), it is all connected with between described recovery tool-joint (12) and connected mode is the threaded bolt that adds and locks and the sealing of O RunddichtringO, described orientation spool main body (181) outer wall is provided with some groups of positioning key sets (182), it is provided with in described positioning key set (182) by the positioning key (184) of location spring (183) jack-up.
10. according to the recovery instrument described in claim 7～9 any one, it is characterized in that, the end of described bridle catcher (11) is additionally provided with reducing boss (19), described reducing boss (19) is inserted in described central canal (31) pipe just, and the end of described bridle catcher (11) and the end of described reducing boss (19) are provided with chamfering；Described recovery coupler body (14) is other is provided with recovery coupler body torsion spring (20), and described recovery coupler body torsion spring (20) is arranged on described recovery tubular tool (10) and above and described recovery coupler body (14) is withstood；One end that described recovery tubular tool (10) arranges described bridle catcher (11) is inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620152198.XU CN205591860U (en) | 2016-02-29 | 2016-02-29 | Recoverable slant ware and recovery instrument thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620152198.XU CN205591860U (en) | 2016-02-29 | 2016-02-29 | Recoverable slant ware and recovery instrument thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205591860U true CN205591860U (en) | 2016-09-21 |
Family
ID=56928129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620152198.XU Withdrawn - After Issue CN205591860U (en) | 2016-02-29 | 2016-02-29 | Recoverable slant ware and recovery instrument thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205591860U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604515A (en) * | 2016-02-29 | 2016-05-25 | 河北中荣石油机械有限责任公司 | Recyclable whipstock and recycling tool thereof |
| CN108397137A (en) * | 2018-03-01 | 2018-08-14 | 中国海洋石油集团有限公司 | A kind of deflecting tool and its manufacturing method |
-
2016
- 2016-02-29 CN CN201620152198.XU patent/CN205591860U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604515A (en) * | 2016-02-29 | 2016-05-25 | 河北中荣石油机械有限责任公司 | Recyclable whipstock and recycling tool thereof |
| CN108397137A (en) * | 2018-03-01 | 2018-08-14 | 中国海洋石油集团有限公司 | A kind of deflecting tool and its manufacturing method |
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| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160921 Effective date of abandoning: 20180921 |