CN108678696A - A kind of positioning anchor tool - Google Patents
A kind of positioning anchor tool Download PDFInfo
- Publication number
- CN108678696A CN108678696A CN201810608366.5A CN201810608366A CN108678696A CN 108678696 A CN108678696 A CN 108678696A CN 201810608366 A CN201810608366 A CN 201810608366A CN 108678696 A CN108678696 A CN 108678696A
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- Prior art keywords
- block
- shell
- anchor assemblies
- anchorage
- tool
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- 230000000712 assembly Effects 0.000 claims abstract description 45
- 238000000429 assembly Methods 0.000 claims abstract description 45
- 238000005183 dynamical system Methods 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 5
- 238000004873 anchoring Methods 0.000 claims description 41
- 238000007789 sealing Methods 0.000 claims description 35
- 230000007704 transition Effects 0.000 claims description 18
- 238000005452 bending Methods 0.000 claims description 10
- 239000002775 capsule Substances 0.000 claims description 8
- 239000010426 asphalt Substances 0.000 claims description 4
- 238000005303 weighing Methods 0.000 claims 1
- 239000003921 oil Substances 0.000 description 28
- 239000000945 filler Substances 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000005553 drilling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 210000001015 abdomen Anatomy 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 206010058109 Hangnail Diseases 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003721 gunpowder Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000013022 venting 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/01—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for anchoring the tools or the like
-
- 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
- E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/002—Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of positioning anchor tools, including sequentially connected dynamical system, moving system and anchor assemblies；The anchor assemblies include the multiple anchorage blocks being spaced apart, multiple anchorage blocks are in sliding fit with the moving mass being arranged inside anchor assemblies, when moving mass is along anchor assemblies when being moved axially forwards, moving mass pushes multiple anchorage blocks along the radial dilatation of anchor assemblies；The power-conversion that the moving system is used to generate dynamical system is the linear motion of the driving moving mass movement.The present invention uses tandem type structure, compact-sized, easy to assembly, can well be coordinated with existing cutter；Using multi-faceted formula anchor assemblies, it can realize between power pipe tool inner wall and effectively fix, and the Reusability of tool can be conveniently realized.
Description
Technical field
The invention belongs to underground field of engineering technology in oil-gas exploration, the power pipe being related in oil exploration technology field has
A kind of accident treatment, and in particular to positioning anchor tool.
Background technology
Anchor tool is the chief component of petroleum pipeline tool cutter, which is mainly used for the drilling rod in oil drilling
The anchoring of lock of tool drilling processing occurs, then coordinates the cutting assembly on cutter to being cut by bit freezing bar, completes by screens
The recycling of drilling rod more than setting.
Currently, the anchor tool that most domestic oil field uses is to give powered tools source by powder burning, this
Kind uses gunpowder detonation as the anchor tool of power, often uses primary, it is necessary to replace a gunpowder, the combustion chamber of tool is protected
Foster cleaning is more difficult, and gunpowder has prodigious danger in transport and using above having.
Invention content
The purpose of the present invention is having accident treatment for underground engineering dynamic pipe to provide a kind of anchor tool of mechanical power source,
To solve the problems, such as that current anchor tool is existed using powder burning power.
In order to realize that above-mentioned task, the present invention use following technical scheme：
A kind of positioning anchor tool, including sequentially connected dynamical system, moving system and anchor assemblies；
The anchor assemblies include the multiple anchorage blocks being spaced apart, and multiple anchorage blocks are with setting in anchoring group
Moving mass inside part is in sliding fit with, and when moving mass is along anchor assemblies when being moved axially forwards, moving mass pushes described
Radial dilatation of multiple anchorage blocks along anchor assemblies；
The power-conversion that the moving system is used to generate dynamical system is the straight line of the driving moving mass movement
Movement.
Further, the anchor assemblies include anchoring shell, and anchoring shell upper edge axis offers movement guide groove, moves
Guide groove is circumferentially distributed multiple on anchoring shell；The front end of the anchoring shell is equipped with locating piece, the anchorage block
In movement guide groove, and the front end of anchorage block and the movable connection of the locating piece；
The moving mass is mounted on anchoring enclosure, and the guiding coordinated with the anchorage block is provided on moving mass
Block, wherein be respectively arranged with mutually matched lead on guide pad, anchorage block and push away slot and convex key.
Further, the guide pad includes flat segments and the tilting section positioned at flat segments front end, and described leading pushes away slot
It is opened in and tilts on section surface；The bottom of the flat segments offers stationary plane from rear end forward end, the tilting section
Bottom includes planar section and bending segment, and bending segment is parallel with the surface of the tilting section；
The surface of the moving mass be machined with from rear end to the direction of front end respectively with the stationary plane, planar section and
The first card face, the second card face and the guide surface of bending segment cooperation.
Further, the surface of the anchorage block is provided with hangnail, and the convex key is located at the rear end of anchorage block bottom,
By cutting with scissors, piece is movable to be connected on the locating piece for the front end of anchorage block bottom.
Further, the locating piece includes positioning disk, and the rear end of positioning disk is disposed with convex block, mounting blocks, fixed
The front end of position disk is disposed with fixed block and fixing sleeve；It is provided with multiple pin holes on the mounting blocks, is assembled in pin hole
There is volume to sell, the both ends for rolling up pin connect anchorage block by the hinge piece described in one respectively；Correspondence is opened on the convex block, anchoring shell
Equipped with anti-rotating hole, Anti-rotary block is equipped in anti-rotating hole.
Further, the moving system include push shell, push enclosure be disposed in an axial direction with
Connecting shaft, straight-line motion mechanism and the catch bar being connect with the anchor assemblies of the dynamical system connection, wherein：
Rear end, the front end of the promotion shell are respectively arranged with sealing block and transition joint, are located at and push in shell
Portion is equipped with connector sleeve, and the connecting shaft and straight-line motion mechanism are mounted in connector sleeve, the end of connector sleeve with it is described
Sealing block connection.
Further, the straight-line motion mechanism include with it is described connection axis connection lead screw and with the catch bar
The promotion set of connection, pushes set internal and wire rod thread coordinates, and pushes and is symmetrically arranged with sliding block on the outer wall of set, the connector sleeve
The sliding slot coordinated with the sliding block is offered on inner wall.
Further, the positioning anchor tool further includes the balanced component being arranged in anchor assemblies front end, balance group
Part includes bearing shell, and vent is offered on bearing shell；
The bearing shell is internally provided with connecting rod, the anchor assemblies described in one end connection of connecting rod, connecting rod
The other end connect with the lower contact for being arranged in bearing shell front end, the front end of lower contact is provided with lower helmet；The connection
Balance capsule is enclosed on bar.
Further, it is both provided at the center of the moving system, anchor assemblies and balanced component interconnected
Asphalt channel, oil filler point is provided between moving system and anchor assemblies, outage is provided on balanced component.
Further, the dynamical system includes power shell, power enclosure be disposed with decelerating motor and
The rear end of retarder, power shell is provided with helmet, and link block is fixed on the front end face of the retarder.
The present invention has following technical characterstic：
1. existing anchor tool is to utilize powder burning, the hangnail type anchorage block in drive motion mechanism has with power pipe
Realize anchoring, because tool uses powder burning to provide power, therefore push part can only one-way movement, tool uses
It finishes, the tool that can only carry by force carries out anchoring block reset, is unable to Reusability；
For the anchor tool of the present invention when adding positive voltage to decelerating motor, decelerating motor main story simultaneously drives deceleration mechanism, drives
Dynamic ball-screw, makes the angle guide rail on its motion be expanded outwardly with anchor assemblies, anchor assemblies are big by catch bar
Under power drive, gradually it is close to be engaged with power pipe tool inner wall, completes tool anchoring work.Using finishing, to decelerating motor plus
Anchor assemblies are recovered to tool interior, can conveniently realize the Reusability of tool by negative pressure, decelerating motor reversion.
2. the present invention uses tandem type structure, compact-sized, easy to assembly, can well be matched with existing cutter
It closes；Using multi-faceted formula anchor assemblies, can be realized between power pipe tool inner wall it is effectively fixed, and in view of downhole temperature and
The problem of pressure, is provided with balanced component on tool, can carry out effective protection to tool so that this tool has preferably real
Border performance.
Description of the drawings
Fig. 1 is the overall structure axial direction schematic cross-sectional view of the present invention；
Fig. 2 is the schematic diagram after anchorage block expansion in the present invention；
Fig. 3 is the structural schematic diagram of dynamical system；
(a) of Fig. 4 is the axial schematic cross-sectional view of moving system, is (b) structural decomposition diagram of moving system；
(a) of Fig. 5 is the axial schematic cross-sectional view of anchor assemblies, is (b) structural decomposition diagram of anchor assemblies；
(a) of Fig. 6 is the axial schematic cross-sectional view of balanced component, is (b) structural decomposition diagram of balanced component.
Figure label represents：Helmet on 1,2 sealing rings, 3 power shells, 4 decelerating motors, 5 retarders, 6 screws, 7 connections
Block, 8 jackscrews, 9 connecting shafts, 10 sealing blocks, 11 sealing rings, 12 sealing rings, 13 screws, 14, steel ball hole, 15/16 jackscrew/steel ball,
17 plane bearings, 18 jackscrews, 19 connector sleeves, 20 lead screws, 21/22 sliding block/screw, 23 promotion sets, 24 catch bars, 25 jackscrews, 26
Jackscrew, 27 sealing rings, 28 transition joints, 29/30 oil filler point/sealing ring, 31 anchoring shells, 32 sealing rings, 33 jackscrews, 34 sealings
Circle, 35 moving mass, 36 screws, 37 guide pads, 38 anchorage blocks, 39 sealing rings, 40 cross oil pipe, the pins of volume 41,42 hinge pieces, 43 anti-rotations
Block, 44 screws, 45 locating pieces, 46 screws, 47 bearing shells, 48 connecting rods, 49 balance capsules, 50 lower contacts, 51/52 oil extraction
Hole/sealing ring, 53 sealing rings, 54 times helmets, 55 push shells, and 56 flat segments, 57 tilting sections, 58 lead and push away slot, 59 convex keys, and 60 is solid
Determine face, 61 card slots, 62 second card faces, 63 guide surfaces, 64 first card faces, 65 movement guide grooves, 66 mounting blocks, 67 convex blocks, 68 fix
Block, 69 fixing sleeves, 70 vents.
Specific implementation mode
As shown in Figure 1, the invention discloses a kind of positioning anchor tool, including sequentially connected dynamical system, promotion system
System and anchor assemblies；
The anchor assemblies include the multiple anchorage blocks 38 being spaced apart, and multiple anchorage blocks 38 are with setting in anchor
The moving mass 35 for determining component internal is in sliding fit with, when moving mass 35 is along anchor assemblies when being moved axially forwards, moving mass 35
Push multiple anchorage blocks 38 along the radial dilatation of anchor assemblies, when expansion described in multiple anchorage blocks 38 between
Increase away from continuous, finally so that anchorage block 38 is engaged on power pipe tool inner wall, to realize anchoring and positioning；
The moving system is used to the power-conversion that dynamical system generates be that drive the moving mass 35 to move straight
Line moves.
Using above-mentioned technical proposal, tool of the invention when in use, has along power pipe jointly after being connect with cutter
To the stuck position of drill chuck, the dynamical system in the positioning anchor tool provided using this programme generates driving force, passes through for decentralization
Moving system acts on anchor assemblies, gradually tight with power pipe tool inner wall then so that moving mass 35 pushes anchorage block 38 to expand
Patch occlusion completes the anchoring between the tool and power pipe tool, as shown in Fig. 2, then using cutter to being carried out by bit freezing bar
Cutting is to recycle the drilling rod more than by card position.After drilling rod recycling, pass through dynamical system reverse drive moving system, moving system
It drives moving mass 35 to recall backward, so that anchorage block 38 resets, loses anchoring between the tool and power inside pipe wall at this time,
This tool and cutter are withdrawn from then up.It is described using one end where dynamical system as rear end in this programme in description
Travel forward refers to along the axial to the direction far from dynamical system of anchor tool.
As advanced optimizing for above-mentioned technical proposal, in the present embodiment：
As shown in (a) and (b) of Fig. 4, the moving system includes pushing shell 55, and promotion shell 55 is cylindrical empty
Heart shell is axially inside disposed with the connecting shaft 8 being connect with the dynamical system, linear motion machine pushing shell 55
Structure and the catch bar 24 being connect with the anchor assemblies；The outside of the connecting shaft 8 is provided with possum belly and steel ball is fixed
Position slot, is cased with sealing ring 11 on possum belly, and plane bearing 17 is housed in 8 outer cover of connecting shaft；
Rear end, the front end of the promotion shell 55 are respectively arranged with sealing block 10 and transition joint 28, are located at and push
55 mounted inside of shell has connector sleeve 19, the connecting shaft 8 and straight-line motion mechanism to be mounted in connector sleeve 19, connector sleeve
19 end is connect with the sealing block 10；The outside of the sealing block 10 is provided with possum belly, wherein being equipped with close
Seal 12；Sealing block 10 is installed on the rear end of connector sleeve 19, coordinates with the connecting shaft 8, is mainly used for dynamical system and pushes away
Sealing and prevention between dynamic system push the insulating oil leakage in shell 55；The rear end of connecting shaft 8 passes through sealing block 10 and moves
Force system connects；The straight-line motion mechanism by by connecting shaft 8 transmit come power-conversion be in line movement, and by pushing away
Straight line power is passed to anchor assemblies by lever 24.
Specifically, the straight-line motion mechanism include the lead screw 20 being connect with the connecting shaft 8 and with the promotion
The promotion set 23 that bar 24 connects, pushing on 23 inner walls of set has an internal thread, pushes 23 inside of set and 20 screw-thread fit of lead screw and is set with
On the lead screw 20；Push set 23 outer wall on be symmetrically arranged with sliding block 21, offered on 19 inner wall of the connector sleeve with
The sliding slot that the sliding block 21 coordinates；20 end of lead screw is connect with connecting shaft 8, drives lead screw 20 to revolve when connecting shaft 8 rotates
Turn, lead screw 20 is rotated and moved along a straight line inside connector sleeve 19 so that pushing and covering 23, the promotion for pushing the end connection of set 23 described
Bar 24, so that straight line power is transmitted by catch bar 24 to anchor assemblies.One end of the transition joint 28, which is stretched into, to push away
It is connect with connector sleeve 19 in dynamic shell 55, catch bar 24 is passed through from transition joint 28；Sealing is provided with outside transition joint 28
Guide groove and oil filler point 29 are equipped with sealing ring 27 in possum belly, sealing ring 30 are housed in oil filler point 29；Inside transition joint 28
It is provided with sealing ring 32, for realizing being slidingly sealed between catch bar 24；Transition joint 28 is for oiling in moving system
With the sealing protection of each accessory.
As shown in (a) and (b) of Fig. 5, the anchor assemblies described in this programme include anchoring shell 31, and anchoring shell 31 is
Cylinder hollow shell, anchoring 31 upper edge axis of shell offer movement guide groove 65, movement guide groove 65 anchoring shell 31 on circumferentially
It is distributed multiple；Such as in the present embodiment, movement guide groove 65 equidistantly distributed 3 on anchoring shell 31, accordingly, anchorage block
38, guide pad 37 is also provided with three；The front end of the anchoring shell 31 is equipped with locating piece 45, and the anchorage block 38 is located at
It moves in guide groove 65, and the front end of anchorage block 38 and the 45 movable connection of locating piece；
The moving mass 35 is mounted on inside anchoring shell 31, is connect with 24 end of catch bar；It is arranged on moving mass 35
There is the guide pad 37 coordinated with the anchorage block 38, wherein be respectively arranged with mutually matched lead on guide pad 37, anchorage block 38
Push away slot 58 and convex key 59；For example, in the present embodiment, described leading pushes away slot 58 and convex key 59 is that dovetail leads and pushes away slot 58 and dovetail convex key
59 so that the two can mutually be moved along the direction for pushing away slot 58 is led but cannot be separated；Pass through the mechanism so that moving mass 35 is forward
When movement, anchorage block 38 by promotion to outside due to being expanded.
As shown in (b) of Fig. 4, the guide pad 37 includes flat segments 56 and the tilting section positioned at 56 front end of flat segments
57, described leading pushes away slot 58 and is opened on 57 surface of tilting section, and the surface of tilting section 57 favours the axial direction of anchoring shell 31；Institute
The bottom for the flat segments 56 stated is provided in the axial direction with stationary plane 60 from rear end forward end, as shown, the stationary plane 60 can
Regard as and cuts off a part of rectangular configuration from 56 bottom of flat segments and formed；The bottom of the tilting section 57 includes flat
Face section and bending segment, bending segment are parallel with the surface of the tilting section 57；
The surface of the moving mass 35 be machined with from rear end to the direction of front end respectively with the stationary plane 60, plane
Section and bending segment cooperation the first card face 64, the second card face 62 and guide surface 63, the first card face 64, the second card face 62 be
Plane made of 35 surface of moving mass is cut off, guide surface 63 are the inclined-plane coordinated with the bending segment.In order to realize preferably
Fixed effect, in the position that first card face 64,62 contact position of the second card face and stationary plane 60 and flat segments 56 contact
Be provided with a pair of mutually matched card slot 61, when assembly described in a pair of of card slot 61 be mutually twisted.
Further, the surface of the anchorage block 38 is provided with hangnail, and the convex key 59 is located at 38 bottom of anchorage block
Rear end, convex key 59 favours 38 bottom of anchorage block, and convex key 59 snaps onto described leading and pushes away in slot 58 after mounting；Anchorage block 38
By cutting with scissors, piece 42 is movable to be connected on the locating piece 45 for the front end of bottom.
The locating piece 45 includes positioning disk, and the rear end of positioning disk is disposed with convex block 67, mounting blocks 66, positioning disk
Front end be disposed with fixed block 68 and fixing sleeve 69；The axial direction with anchoring shell 31 is provided on the mounting blocks 66
Vertical pin hole is equipped with volume pin 41 in pin hole, rolls up the hinge piece 42 that the both ends of pin 41 pass through respectively described in one and connects anchorage block
38；Correspondence offers anti-rotating hole on the convex block 67, anchoring shell 31, and Anti-rotary block 43 is equipped in anti-rotating hole；In assembly,
By the anti-rotating hole alignment on convex block 67, anchoring shell 31, it then is inserted into Anti-rotary block 43 from outside, to consolidate to locating piece 45
It is fixed.
In addition, being additionally provided with hollow oil pipe 40 excessively inside the anchoring shell 31 as shown, being located at, oil pipe 40 is crossed
Both ends are both provided with sealing ring 39, cross 40 one end of oil pipe and connects with the moving mass 35, the other end be opened in an axial direction calmly
Channel in the block 45 of position is slidably and sealingly connected with；When moving mass 35 moves forward, the oil pipe 40 excessively is pushed to enter described
Channel in.
As shown in (a) and (b) of Fig. 6, the positioning anchor tool further includes the balance being arranged in anchor assemblies front end
Component, balanced component include bearing shell 47, and vent 70 is offered on bearing shell 47；
The bearing shell 47 is internally provided with connecting rod 48, and there is equal external screw thread at 48 both ends of connecting rod；Connecting rod 48
The fixing sleeve 69 on locating piece 45 in one end connection anchor assemblies, the other end of connecting rod 48 and setting are outside pressure-bearing
The lower contact 50 of 47 front end of shell connects, and the front end of lower contact 50 is provided with lower helmet 54, is arranged between lower helmet 54 and lower contact 50
There is sealing ring 53；Balance capsule 49 is enclosed in the connecting rod 48.The balance capsule 49 is soft utricule, both ends bundle
It pricks in lower contact 50 and locating piece 45；The oil filler point 29 is located in transition joint 28, after tool overall package,
Tool oiling, the outage 51 is given to be opened in lower contact 50 by the oil filler point 29 in transition joint 28, outage 51
In have sealing ring 52, the outage 51 in lower contact 50 does circulating exhaust；When downhole temperature rises, the balance in balanced component
Capsule 49 is expanded by the increased effect of oil pressure, is reduced and is shunk with oil pressure when temperature reduces, with implementation tool internal and external equilibrium, has
Effect ground protection tool.
As depicted in figs. 1 and 2, it is both provided with phase at the center of the moving system, anchor assemblies and balanced component
Intercommunicated asphalt channel is provided with oil filler point 29 between moving system and anchor assemblies, is arranged on balanced component
There is outage 51.Specifically, the catch bar 24 of moving system, anchor assemblies moving mass 35, cross oil pipe 40, locating piece 45 and
There is the asphalt channel inside connecting rod 48, lower contact 50 in balanced component, which may be implemented insulating oil
Oil circuit conducting.
The structure of dynamical system is as shown in figure 3, the dynamical system includes power shell 3, inside power shell 3 successively
It is provided with decelerating motor 3 and retarder 4, the rear end of power shell 3 is provided with helmet 1, between upper helmet 1 and power shell 3
It is provided with sealing ring 2；Link block 7 is fixed on the front end face of the retarder 4, the connecting shaft 8 in moving system passes through
The output axis connection of link block 7 and retarder 4.
The assembling process of this programme various pieces is illustrated below.
First part, moving system
1. it is successively that connecting shaft 8, lead screw 20, promotion set 23, catch bar 24 is coaxially connected together, as shown in figure 4, connection
It is connected by jackscrew 18 between axis 8 and the end of lead screw 20, lead screw 20 is connect with 23 screw-thread fits of set are pushed, and is pushed set 23, is pushed away
It is connected by jackscrew 25 between lever 24.
2. transition joint 28 is inserted in from 24 bottom of catch bar, by plane bearing 17 and connector sleeve 19 from 8 upper end of connecting shaft
It is inserted in, outer ring and 19 inner wall of connector sleeve of plane bearing 17 coordinate；The end of connector sleeve 19 and transition joint 28 are with screw-thread fit
Mode screw, then use jackscrew 26 fix.
3. sealing block 10 is passed through connecting shaft 8, the end of sealing block 10 and connector sleeve 19 is fastened with screw 13；
4. sliding block 21 is fixed on by screw 22 in the exterior groove for pushing set 23, with jackscrew 15 respectively by 3 steel balls
16 are installed in place in three steel ball holes 14 on connector sleeve 19, and steel ball is made to push into the steel ball locating slot in connecting shaft 8.
5. rotation connection axis 8 observes lead screw 20, pushes whether move normal, nothing between set 23, catch bar 24 these accessories
Shell 55 will be pushed to be inserted in from 8 rear end of connecting shaft after accidentally, and is tightened together with transition joint 28.
Second part, anchor assemblies
It is connect 1. moving mass 35 is screwed with the end of catch bar 24, sealing ring 34 is arranged in junction, and oil pipe 40 is pacified
Mounted in 35 front end of moving mass, the other end for crossing oil pipe 40 is assembled in locating piece 45, and 31 one end of anchoring shell is passed through moving mass
35 connect with transition joint 28, rotation anchoring shell 31, make 3 on anchoring shell 31 lead push away slot 58 respectively on moving mass 35
Three the first card faces 64 flush, then by jackscrew 33 by be anchored shell 31 fastened with transition joint 28.
2. 3 guide pads 37 are fixedly installed on moving mass 35 respectively with screw 36, card slot 61 is made to be mutually twisted.
3. locating piece 45 is entered from 31 bottom end of anchoring shell, rotation makes the anti-rotating hole on locating piece 45 and anchoring shell 31
On anti-rotating hole alignment, then anchoring shell 31 anti-rotating hole in be put into Anti-rotary block 43, with screw 44 fasten.
4. one end of pairs of hinge piece 42 is connect with anchorage block 38 respectively, by the convex key 59 of anchorage block 38 from guide pad 37
Upper end slide into lead and push away in slot 58, then the other end for cutting with scissors piece 42 is connected on the volume pin 41 of locating piece 45；Repeat the step
Suddenly, other two anchorage block 38 is installed respectively.
5. the coating lubricating oil on the contact surface of anchorage block 38 and guide pad 37, rotation connection axis 8 is until observation anchorage block
38 expansions are without hair fastener phenomenon, until movement freely.
Part III, dynamical system
1. link block 7 is fixed with sealing block 10 by jackscrew 8,4 output shaft end of retarder is inserted into 8 end of connecting shaft
In the flat hole in portion, then with screw 6 retarder 4 and link block 7 are fastened as a whole.
2. powering to decelerating motor 3, expansion and the recovering state of each motion and anchorage block 38 are checked, it is all normal rear disconnected
Power shell 3 is inserted in by electricity from 3 side of decelerating motor, and is connect with pushing shell 55 to screw.
Part IV, balanced component.
It is connect 1. 48 one end of connecting rod is screwed with locating piece 45, balance capsule 49 is installed in connecting rod 48.
2. lower contact 50 is connect with connecting rod 48, tightened with copper wire by 49 both ends of capsule are balanced.
After tool group installs, pump nozzle is installed in the oil filler point 29 of transition joint 28, connects oiling pipeline and note
Oil pump；Tool is uprightly started to slow oiling afterwards, when observing 51 bubble-free of outage, venting plug is installed on outage 51.It will
Tool is laid flat, and oil filler plug is fitted into the oil filler point 29 of transition joint 28 by dismantle oiling pipeline and pump nozzle, then will be outside pressure-bearing
The position for using screw 46 to be fixed to 50 centre of locating piece 45 and lower contact respectively of shell 47.
Finally carry out whole inspection：
It powers to decelerating motor 3, checks again for promotion and the recycling situation of each motion and anchorage block 38；It dismantles original
First, upper helmet 1, lower helmet 54 are installed to the upper and lower side of tool.
Claims (10)
1. a kind of positioning anchor tool, which is characterized in that including sequentially connected dynamical system, moving system and anchoring group
Part；
The anchor assemblies include the multiple anchorage blocks (38) being spaced apart, and multiple anchorage blocks (38) are with setting in anchor
The moving mass (35) for determining component internal is in sliding fit with, when moving mass (35) when being moved axially forwards, is moved along anchor assemblies
Block (35) pushes multiple anchorage blocks (38) along the radial dilatation of anchor assemblies；
The power-conversion that the moving system is used to generate dynamical system is the straight line of driving moving mass (35) movement
Movement.
2. positioning anchor tool as described in claim 1, which is characterized in that the anchor assemblies include anchoring shell
(31), anchoring shell (31) upper edge axis offers movement guide groove (65), movement guide groove (65) in anchoring shell (31) circumferentially
It is distributed multiple；The front end of the anchoring shell (31) is equipped with locating piece (45), and the anchorage block (38), which is located at movement, leads
In slot (65), and the front end of anchorage block (38) and described locating piece (45) the movable connection；
The moving mass (35) is mounted on anchoring shell (31) inside, is provided with and the anchorage block (38) on moving mass (35)
The guide pad (37) of cooperation, wherein be respectively arranged on guide pad (37), anchorage block (38) it is mutually matched lead push away slot (58) with
Convex key (59).
3. positioning anchor tool as claimed in claim 2, which is characterized in that the guide pad (37) includes flat segments (56)
With the tilting section (57) positioned at flat segments (56) front end, described leading pushes away slot (58) and is opened on tilting section (57) surface；It is described
The bottoms of flat segments (56) offer stationary plane (60) from rear end forward end, the bottom of the tilting section (57) includes plane
Section and bending segment, bending segment are parallel with the surface of the tilting section (57)；
The surface of the moving mass (35) be machined with from rear end to the direction of front end respectively with the stationary plane (60), plane
The first card face (64), the second card face (62) and the guide surface (63) of section and bending segment cooperation.
4. positioning anchor tool as claimed in claim 2, which is characterized in that the surface of the anchorage block (38) is provided with down
Thorn, the convex key (59) are located at the rear end of anchorage block (38) bottom, and the front end of anchorage block (38) bottom is living by cutting with scissors piece (42)
Dynamic formula is connected on the locating piece (45).
5. positioning anchor tool as claimed in claim 2, which is characterized in that the locating piece (45) includes positioning disk, fixed
The rear end of position disk is disposed with convex block (67), mounting blocks (66), and the front end of positioning disk is disposed with fixed block (68) and consolidates
Fixed set (69)；Multiple pin holes are provided on the mounting blocks (66), volume pin (41) is equipped in pin hole, volume sells the two of (41)
End connects anchorage block (38) by the hinge piece (42) described in one respectively；It is corresponding on the convex block (67), anchoring shell (31)
Anti-rotating hole is offered, Anti-rotary block (43) is equipped in anti-rotating hole.
6. positioning anchor tool as described in claim 1, which is characterized in that the moving system includes pushing shell
(55), shell (55) is being pushed axially inside to be disposed with the connecting shaft (8) being connect with the dynamical system, linear motion
Mechanism and the catch bar (24) being connect with the anchor assemblies, wherein：
Rear end, the front end of the promotion shell (55) are respectively arranged with sealing block (10) and transition joint (28), positioned at pushing away
Dynamic shell (55) mounted inside has connector sleeve (19), the connecting shaft (8) and straight-line motion mechanism to be mounted on connector sleeve
(19) in, the end of connector sleeve (19) is connect with the sealing block (10).
7. positioning anchor tool as claimed in claim 6, which is characterized in that the straight-line motion mechanism includes and the company
The lead screw (20) of spindle (8) connection and the promotion set (23) being connect with the catch bar (24), push set (23) internal and silk
Bar (20) screw-thread fit pushes and is symmetrically arranged with sliding block (21) on the outer wall of set (23), opened up on connector sleeve (19) inner wall
There is the sliding slot coordinated with the sliding block (21).
8. positioning anchor tool as described in claim 1, which is characterized in that the positioning anchor tool further includes that setting exists
The balanced component of anchor assemblies front end, balanced component include bearing shell (47), and bearing shell offers vent on (47)
(70)；
The bearing shell (47) is internally provided with connecting rod (48), the anchoring group described in one end connection of connecting rod (48)
Part, the other end of connecting rod (48) is connect with the lower contact (50) for being arranged in bearing shell (47) front end, before lower contact (50)
End is provided with lower helmet (54)；Balance capsule (49) is enclosed in the connecting rod (48).
9. positioning anchor tool as described in claim 1, which is characterized in that the moving system, anchor assemblies and flat
It is both provided with interconnected asphalt channel at the center of weighing apparatus component, oiling is provided between moving system and anchor assemblies
Hole (29) is provided with outage (51) on balanced component.
10. positioning anchor tool as described in claim 1, which is characterized in that the dynamical system includes power shell
(3), it is disposed with decelerating motor (3) and retarder (4) inside power shell (3), the rear end of power shell (3) is provided with
Helmet (1) is located on the front end face of the retarder (4) and is fixed with link block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810608366.5A CN108678696B (en) | 2018-06-13 | 2018-06-13 | Positioning anchoring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810608366.5A CN108678696B (en) | 2018-06-13 | 2018-06-13 | Positioning anchoring tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108678696A true CN108678696A (en) | 2018-10-19 |
| CN108678696B CN108678696B (en) | 2024-08-02 |
Family
ID=63810995
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810608366.5A Active CN108678696B (en) | 2018-06-13 | 2018-06-13 | Positioning anchoring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108678696B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983323A (en) * | 2021-03-23 | 2021-06-18 | 中国石油大学(华东) | Electric cutting tool in oil pipe |
| CN113494255A (en) * | 2020-03-18 | 2021-10-12 | 中国石油天然气股份有限公司 | Underground anchoring pushing mechanism |
| CN115263220A (en) * | 2022-09-23 | 2022-11-01 | 西南石油大学 | Cutting tool in chuck anchoring type production string |
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| CN115263220B (en) * | 2022-09-23 | 2022-12-13 | 西南石油大学 | Cutting tool in chuck anchoring type production pipe column |
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|---|---|
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