CN106930699B - Circumference is to vibratory tool - Google Patents

Circumference is to vibratory tool Download PDF

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Publication number
CN106930699B
CN106930699B CN201710097444.5A CN201710097444A CN106930699B CN 106930699 B CN106930699 B CN 106930699B CN 201710097444 A CN201710097444 A CN 201710097444A CN 106930699 B CN106930699 B CN 106930699B
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CN
China
Prior art keywords
vibration
cylinder
commutation
hole
anvil block
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CN201710097444.5A
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Chinese (zh)
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CN106930699A (en
Inventor
杨明合
何畅
张松峰
左惠明
郭丁菲
李梅
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长江大学
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Priority to CN201710097444.5A priority Critical patent/CN106930699B/en
Publication of CN106930699A publication Critical patent/CN106930699A/en
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Publication of CN106930699B publication Critical patent/CN106930699B/en

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    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/24Drilling using vibrating or oscillating means, e.g. out-of-balance masses
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts

Abstract

The invention discloses a kind of circumference to vibratory tool, the vibratory tool includes that vibration sleeve and setting are vibrating sleeve bottom inserted with bit adapter, the vibration sleeve includes sleeve mouth and stack shell, resets control module, commutation control module, the big module of rotational vibration module three from being disposed between sleeve mouth and bit adapter in the stack shell.Cleaner for high-pressure drilling fluid is directly changed into the impact vibration for for circumferential direction, stablizing frequency low-amplitude to vibratory tool by circumference of the present invention, and the vibration of generation directly acts on PDC drill bit, reaches and be effectively reduced or eliminate stick slip vibration phenomenon;Circumference of the present invention is designed to the overall structure of vibratory tool using modularization thinking, resetting control, commutation control, the big module of rotational vibration three, from structure to be designed into functionalization relatively independent and can cooperate, convenient for tool processes, it is remarkably improved the reliability of tool work.Meet live quick assembling requirement simultaneously, is conducive to the maintenance in later period.

Description

Circumference is to vibratory tool

Technical field

The present invention relates to improve oil/gas well PDC drill bit bit speed and wellbore matter during petroleum, natural gas exploration and development The underground of amount assists speed-raising tool, in particular to a kind of circumference to vibratory tool.

Background technique

In recent years, in petroleum, natural gas exploration and development field, as the ratio of deep-well and ultradeep well is continuously increased, due to Deep formation formation hardness and plasticity increase, and lead to that rock bit bit speed is low, drilling period is long.It is bored to improve bit run Speed, PDC drill bit are used widely.But it will appear stick slip vibration phenomenon in deep formation PDC drill bit drilling process, it is serious to restrict PDC drill bit rate of penetration is further promoted, its service life of extreme influence.Theoretical research and field practice show if in PDC Additionally apply on drill bit a high frequency, by a narrow margin circumference to it is (one-way or bi-directional) vibrate, can be significantly reduced or eliminate PDC drill bit This stick slip vibration phenomenon, greatly improves bit speed and bit life.

Developed both at home and abroad at present it is a variety of can generate high frequency, circumference is to vibratory tool by a narrow margin.These vibratory tools from On power end structure, turbine or screw drive can be divided into and cleaner for high-pressure drilling fluid directly drives two major classes type.

The screw rod driven tool that the turbine drives type tool and CN101463709A that patent US6742609B2 is provided provide Lead to that its entire length size is big, structure is complicated, vulnerable part is more Deng the presence due to turbine or screw rod, reliability is low;Patent The cleaner for high-pressure drilling fluid that CN102454364A, CN203430420U, CN103628819A and CN104963624A etc. are provided directly drives Ejector half tool is related to matching problem while coaxial multiple metallic sealing sections in structure, that there are operation element abrasions is very fast, The problems such as part sealing surface is vulnerable.

The tool that above-mentioned patent document provides lacks PDC drill bit and mentions brill braking function.I.e. in PDC drill bit lift-off shaft bottom Afterwards, be in off working state when, if keep circulation of drilling fluid, tool still sustained vibration, can greatly increase in this way tool due to Vibration leads to the risk for releasing or even falling.

Summary of the invention

The present invention provides a kind of circumference to vibratory tool, is used for PDC drill bit auxiliary speed-raising, it solves the prior art and lacks Mention less drill it is dynamic, there are problems that component abrasion and part sealing surface is vulnerable etc. influences tool life and speed-increasing effect.

In order to solve the above technical problems, a kind of circumference provided by the invention, to vibratory tool, the vibratory tool includes vibration Moving sleeve and setting are vibrating sleeve bottom inserted with bit adapter, and the vibration sleeve includes sleeve mouth and stack shell, the cylinder Control module, commutation control module, rotational vibration module three are resetted from being disposed between sleeve mouth and bit adapter in body Big module,

The reset control module includes upper centralizer and the guide ring that upper centralizer top is arranged in, on the guide ring Portion is inserted in sleeve mouth, and change-over switch, the change-over switch circle different by radius size are provided in the upper centralizer Cylinder composition, respectively small cylinder and large cylinder, the small cylinder are protruded into guide ring, are successively cased with outside the lower part of the small cylinder Butterfly spring and circular thrust bearing, butterfly spring head on centralizer, and thrust bearing is mounted on commutation top cover labyrinth, institute It states and is symmetrically arranged with vertical slots using central axes as symmetry axis on the barrel in the middle part of large cylinder, on the barrel between the vertical slots Level offers arc groove, is provided with circular groove on the vertical slots and arc groove barrel,

The bottom surface of the large cylinder barrel symmetrically offers arc groove, and arc groove is in the underface of arc groove,

The commutation control module includes on the commutation spool, commutation top cover labyrinth and commutation pedestal of innermost layer from the inside to the outside The secondary internal layer of lower composition, the commutation sealing drum of secondary outer layer, outermost commutation anvil block;The fan-shaped column of the commutation spool, commutation The lower end that pedestal is fixed on commutation lower sealing cover upper surface, commutation sealing drum and commutation anvil block is fixed on the side of commutation lower sealing cover Face;

The commutation spool includes spool cylinder, is symmetrical arranged on the barrel in the middle part of the spool cylinder by symmetry axis of central axes There are 3 vertical fan-shaped columns, spool cylinder bottom surface is symmetrical and is arranged at intervals with 3 arc cards, is between the arc card Interval trough;

The commutation pedestal includes pedestal cylinder, and interval is symmetrically arranged with 3 vertical columns on the inner wall of the pedestal cylinder, described Fan-shaped column circumferentially moves back and forth in vertical intercolumniation, and vertical column side wall is overlapped with fan-shaped column side wall cooperation, the vertical column two sides Pedestal cylinder barrel on offer commutation pedestal side A through-hole and commutation pedestal side B through-hole vertically;

The commutation top cover labyrinth includes top cover labyrinth cylinder, and interval is symmetrically vertically arranged on the top cover labyrinth cylinder inner wall 3 slideways;Level offers fan-shaped pylone on the top cover labyrinth cylinder barrel, the top cover labyrinth cylinder cylinder between the fan-shaped pylone Wall offers top cover labyrinth through-hole, offers spill stream on the top cover labyrinth cylinder barrel outer surface below the top cover labyrinth through-hole Road A, the spill runner A inner face and bottom surface both ends are respectively arranged with through-hole A and through-hole B;

There is spill runner B between the spill runner A and fan-shaped pylone vertically, and spill runner B is under fan-shaped pylone Side, the spill runner B inner face and bottom surface both ends are respectively arranged with through-hole C and through-hole D;

The large cylinder protrudes into inside top cover labyrinth cylinder, pin is inserted into the circular groove, and pin is in slideway Sliding, slides up and down large cylinder in top cover labyrinth cylinder;

The commutation sealing drum includes sealing stack shell and sealed base, and the sealed base overall diameter is greater than sealing stack shell Overall diameter is symmetrically arranged on the barrel in the middle part of the sealing stack shell and leads to 3 sealing drum sectors be connected to of fan-shaped pylone cooperation Hole, level offers sealing hole A on the barrel of top between the sealing drum fan-shaped pylone, between the sealing drum fan-shaped pylone Be symmetrically arranged on the barrel of lower section vertical sealing hole B and sealing hole C, the sealing hole B and sealing hole C respectively with commutation bottom Seat side A through-hole is connected to the cooperation of commutation pedestal side B through-hole,

The sealed base bottom interval is symmetrically arranged with 3 protrusions,

The commutation anvil block includes anvil block cylinder, and 3 vertical grooves are symmetrically arranged on the outer wall on anvil block cylinder top, Rectangle concave surface is offered on the outer wall of the beneath trenches, and vertical anvil block runner, the square are offered on the rectangle concave surface Anvil block protrusion is provided on the anvil block cylinder bottom surface of shape concave surface two sides;

The rotational vibration module is followed successively by screen casing, vibration spool, vibrating base and vibration anvil block, the sieve from the inside to the outside Pipe is mounted on vibration valve core inside, and the fan-shaped column of the vibration of vibrating base and the both ends for vibrating anvil block, which are separately fixed in vibration, to be sealed The surface of lid and vibration lower sealing cover;

The vibration spool includes vibration spool cylinder, and the barrel middle and lower part of the vibration spool cylinder is using central axes as symmetry axis 3 vertical dredging flow grooves are symmetrically arranged with, it is high that the multiple vibration spools of a row are arranged at intervals on the barrel between the dredging flow groove Press through-hole, vibration spool cylinder top sets that there are three centrosymmetric vibration spools raised, the interval between the arc card Slot with vibration spool protrusion mutually match by card, and commutation spool is made to be able to drive vibration valve core rotation,

The vibrating base includes vibrating base cylinder, using central axes as symmetry axis on the barrel in the middle part of the vibrating base cylinder 3 vertical vibration sector columns are symmetrically arranged with, vibrating base cylinder top surface is symmetrically arranged at intervals with 3 vibration upper arcuates Card, vibrating base cylinder bottom surface are symmetrically arranged at intervals with 3 vibration lower curved cards, vibration fan-shaped column two sides Row's vibrating base A through-hole and row's vibrating base B through-hole are from top to bottom offered on barrel respectively, the vibrating base A is logical Hole and the equal arranged for interval of vibrating base B through-hole, the vibration upper arcuate card are mounted on the inner-concave in commutation lower sealing cover It is fixed in slot;

The vibration anvil block includes anvil block cylinder, and interval is symmetrically arranged with 3 vertical columns of anvil block on the inner wall of the anvil block cylinder, The fan-shaped column of the vibration circumferentially moves back and forth in the vertical intercolumniation of anvil block, and the vertical column side wall of anvil block and the fan-shaped column side wall of vibration cooperate It is overlapped, vibration anvil block low pressure runner is provided on the outer wall of the corresponding anvil block cylinder of the vertical column of anvil block.

Further, the bottom edge of the guide ring is provided with ring cap edge, and the ring cap is along setting in upper righting In annular groove at the top of device,

Still further, being symmetrically arranged with through-hole on the outer wall of the guide ring, erected on the outer wall on the small cylinder top Directly and it is symmetrically arranged with rectangular recess, the through-hole is connect with rectangular recess by pin, and guide ring is made to pass through pin band turn It changes switch to slide up and down, the arc groove is higher than vertical slots, and the circular groove is higher than arc groove.

Still further, the two sides wall surface both ends of the sector column are respectively arranged with rectangular block;

Still further, the commutation lower sealing cover includes seal disc, annular convex platform is provided on the seal disc, it is described Seal disc outer wall lower part interval is symmetrically arranged with arc platform, is arc-shaped slot between the arc platform, on the side wall of the arc platform Part is provided with curved baffle, and the seal disc inner wall head clearance is provided with inner arc platform, is internal between the inner arc platform Groove, bolt hole is provided on the vertical column of anvil block, and the arc-shaped slot in the protrusion insertion commutation lower sealing cover makes to seal Pedestal can be mounted on arc platform;

Still further, the vibration top cover labyrinth includes upper seal disc, the edge of the upper seal disc upper surface is symmetrical 3 vibration top cover labyrinth card slots are provided with, offers and shakes on the outer wall of the upper seal disc between the vibration top cover labyrinth card slot The top cover labyrinth notch of dynamic anvil block low pressure runner cooperation, it is upper close between the vibration top cover labyrinth card slot and top cover labyrinth notch Closing disk, which is provided with, is equipped with fixed top cover labyrinth bolt hole with bolt hole;The anvil block protrusion is mounted on the side of curved baffle Side is simultaneously protruded into vibration top cover labyrinth card slot, and vibration module is made to be able to drive the rotation of commutation anvil block,

Still further, the vibration lower sealing cover includes lower seal disc, offered on the outer wall of the lower seal disc with The lower sealing cover notch for vibrating the cooperation of anvil block low pressure runner, be provided on the lower seal disc be equipped with bolt hole it is fixed Lower sealing cover bolt hole;

Still further, vibration spool cylinder lower part is equipped with nozzle, the nozzle bottom, which is provided with, to be used to support Nozzle base.

Still further, the bit adapter is made of a small-diameter circular cylinder and a large diameter cylinder, respectively For small cylinder and big cylindrical body, the big cylindrical body outer wall middle and upper part symmetrically offers 4 bit sub bottom card slots, described Annular steel bead groove is equipped among small cylinder

Spaced-apart symmetrical is equipped with 3 bit sub top dredging flow grooves, the bit sub top at the top of the small cylinder Inside between dredging flow groove offers card slot inside bit sub;

The stack shell bottom is provided with the stack shell card being equipped with bit sub bottom card slot, the stack shell lower part pair Claiming setting, there are two symmetrical outer cylinder circular holes;

The vibration sleeve upper end of the tool has standard API screw thread that can couple with other drilling tools, in bit adapter Bit sub bottom card slot engages and is provided support with stack shell card in vibration sleeve, between bit adapter and vibration sleeve The two edge is prevented to be axially disengaging to limit axial displacement of the vibration sleeve relative to bit adapter equipped with steel ball.

The beneficial effects of the present invention are:

1) cleaner for high-pressure drilling fluid is directly changed into vibratory tool as impact that is circumferential, stablizing frequency low-amplitude by circumference of the present invention Vibration, the vibration of generation directly act on PDC drill bit, reach and be effectively reduced or eliminate stick slip vibration phenomenon;

2) circumference of the present invention is designed to the overall structure of vibratory tool using modularization thinking, reset controls, commutation controls, It is relatively independent and can cooperate that the big module of rotational vibration three from structure is designed into functionalization, is convenient for tool processes, can significantly mention The reliability of high tool work.Meet live quick assembling requirement simultaneously, is conducive to the maintenance in later period;

3) circumference of the present invention has the braking function under the non-drilling state of PDC drill bit to vibratory tool, can significantly extend work The service life of tool, the risk that tool releases, even falls caused by greatly reducing due to vibration.

Detailed description of the invention

Fig. 1 is circumference of the present invention to vibratory tool overall perspective view;

Fig. 2 is the perspective view for vibrating sleeve;

Fig. 3 is the perspective view of bit adapter;

Fig. 4 is sectional view of the circumference of the present invention to vibratory tool;

Fig. 5 is the A-A sectional view of Fig. 4;

Fig. 6 is the B-B sectional view of Fig. 4;

Fig. 7 is the C-C sectional view of Fig. 4;

Fig. 8 is vibration removing sleeve installation diagram;

Fig. 9 is reseting module installation diagram;

Figure 10 is reseting module explosive view;

Figure 11 is the perspective view of upper centralizer;

Figure 12 is the perspective view of guide ring;

Figure 13 is the perspective view of change-over switch;

Figure 14 is the perspective view of thrust bearing;

Figure 15 is the perspective view of butterfly spring;

Figure 16 is commutation module installation diagram;

Figure 17 is commutation module explosive view;

The commutation spool perspective view of Figure 18;

Figure 19 is the top view of commutation top cover labyrinth;

Figure 20 is commutation top cover labyrinth bottom view;

Figure 21 is the perspective view of commutation pedestal;

Figure 22 is the perspective view of commutation sealing drum;

Figure 23 is the perspective view of commutation anvil block;

Figure 24 is the top view of commutation lower sealing cover;

Figure 25 is the bottom view of commutation lower sealing cover;

Figure 26 is vibration module installation diagram;

Figure 27 is vibration module explosive view;

Figure 28 is the perspective view of screen casing;

Figure 29 is the perspective view of spool;

Figure 30 is the perspective view of vibrating base;

Figure 31 is the perspective view for vibrating anvil block;

Figure 32 is the perspective view for vibrating top cover labyrinth;

Figure 33 is the perspective view for vibrating lower sealing cover;

Figure 34 is the perspective view of nozzle;

Figure 35 is the perspective view of nozzle base.

In figure, vibration sleeve 1, sleeve mouth 1.1, stack shell 1.2, stack shell card 1.21, outer cylinder circular hole 1.22, bit adapter 2, Small cylinder 2.1, bit sub top dredging flow groove 2.11, bit sub inside card slot 2.12, big cylindrical body 2.2, bit sub Bottom card slot 2.21, annular steel bead groove 2.3, upper centralizer 3, annular groove 3.1, guide ring 4, ring cap along 4.1, through-hole 4.2, turn It is recessed to change switch 5, small cylinder 5a, large cylinder 5b, rectangular recess 5.1, vertical slots 5.2, arc groove 5.3, circular groove 5.4, arc Slot 5.5, thrust bearing 6, butterfly spring 7, commutation spool 8, spool cylinder 8.1, fan-shaped column 8.2, rectangular block 8.21, arc card 8.3, interval trough 8.4, commutation top cover labyrinth 9, top cover labyrinth cylinder 9.1, slideway 9.2, fan-shaped pylone 9.3, top cover labyrinth through-hole 9.4, spill runner A9.5, through-hole A9.51, through-hole B9.52, spill runner B9.6, through-hole C9.61, through-hole D9.62, commutation bottom Seat 10, pedestal cylinder 10.1, vertical column 10.2, commutation pedestal side A through-hole 10.3, commutation pedestal side B through-hole 10.4, commutation are close Sealed tube 11, sealing stack shell 11.1, sealed base 11.2, sealing drum fan-shaped pylone 11.3, sealing hole A11.4, sealing hole B11.5, Sealing hole C11.6, raised 11.7, commutation anvil block 12, anvil block cylinder 12.1, groove 12.2, rectangle concave surface 12.3, anvil block runner 12.4, anvil block protrusion 12.5, commutation lower sealing cover 13, seal disc 13.1, annular convex platform 13.2, arc platform 13.3, arc-shaped slot 13.4, inner arc platform 13.5, interior grooves 13.6, curved baffle 13.7, screen casing 14, vibration spool 15, vibration spool cylinder 15.1, Dredging flow groove 15.2, vibration spool high pressure through-hole 15.3, vibration spool protrusion 15.4, vibrating base 16, vibrating base cylinder 16.1, vibration Dynamic sector column 16.2, vibration upper arcuate card 16.3, vibration lower curved card 16.4, vibrating base A through-hole 16.5, vibration Pedestal B through-hole 16.6, vibration anvil block 17, anvil block cylinder 17.1, the vertical column 17.2 of anvil block, bolt hole 17.21, vibration anvil block lowpressure stream Road 17.3, vibration top cover labyrinth 18, upper seal disc 18.1, vibration top cover labyrinth card slot 18.2, top cover labyrinth notch 18.3, it is upper close Cover bolt hole 18.4, vibration lower sealing cover 19, lower seal disc 19.1, lower sealing cover notch 19.2, lower sealing cover bolt hole 19.3, nozzle 20, nozzle base 21, commutation anvil block high pressure chest 22, commutation module fluid A working chamber 23, commutation module fluid B work Make chamber 24, vibration module fluid A working chamber 25, vibration module fluid B working chamber 26.

Specific embodiment

In order to better explain the present invention, below in conjunction with the specific embodiment main contents that the present invention is furture elucidated, but The contents of the present invention are not limited solely to following embodiment.

As shown in Fig. 1~35: to vibratory tool, vibratory tool includes that vibration sleeve 1 and setting are covered in vibration for a kind of circumference Inserted with bit adapter 2, bit adapter 2 is made of 1 bottom of cylinder a small-diameter circular cylinder and a large diameter cylinder, respectively For small cylinder 2.1 and big cylindrical body 2.2, big 2.2 outer wall middle and upper part of cylindrical body symmetrically offers 4 bit sub bottom card slots 2.21, annular steel bead groove 2.3 is equipped among small cylinder 2.1

2.1 top spaced-apart symmetrical of small cylinder is equipped with 3 bit sub top dredging flow grooves 2.11, and bit sub top is let out Inside between chute 2.11 offers card slot 2.12 inside bit sub;

1.2 bottom of stack shell is provided with the stack shell card 1.21 being equipped with bit sub bottom card slot 2.21, stack shell 1.2 Lower part is arranged symmetrically, and there are two symmetrical outer cylinder circular holes 1.22;

Vibration 1 upper end of sleeve has standard API screw thread that can couple with other drilling tools, bit sub in bit adapter 2 Bottom card slot 2.21 engages and is provided support, bit adapter 2 and vibration sleeve 1 with stack shell card 1.21 in vibration sleeve 1 Between steel ball is housed, limiting axial displacement of the vibration sleeve 1 relative to bit adapter 2, both prevent along being axially disengaging.

Vibrating sleeve 1 includes sleeve mouth 1.1 and stack shell 1.2, in stack shell 1.2 between sleeve mouth 1.1 and bit adapter 2 according to Secondary be provided with resets control module, commutation control module, the big module of rotational vibration module three,

Resetting control module includes upper centralizer 3 and the guide ring 4 that upper 3 top of centralizer is arranged in, and 4 top of guide ring is inserted Entering in sleeve mouth 1.1, change-over switch 5 is provided in upper centralizer 3, change-over switch 5 is made of the different cylinder of radius size, Respectively small cylinder 5a and large cylinder 5b, small cylinder 5a are protruded into guide ring 4, are successively cased with butterfly bullet outside the lower part of small cylinder 5a Spring 7 and circular thrust bearing 6, butterfly spring 7 head on centralizer 3, and thrust bearing 6 is mounted on commutation top cover labyrinth 9, greatly 3 vertical slots 5.2 are symmetrically arranged with by symmetry axis of central axes on barrel in the middle part of cylinder 5b, the barrel between vertical slots 5.2 Upper level offers arc groove 5.3, is provided with circular groove 5.4, the bottom of guide ring 4 on 5.3 barrel of vertical slots 5.2 and arc groove Portion edge is provided with ring cap along 4.1, and ring cap is arranged in the annular groove 3.1 at upper 3 top of centralizer along 4.1,

It is symmetrically arranged with through-hole 4.2 on the outer wall of guide ring 4, is vertically and symmetrically provided on the outer wall on the top small cylinder 5a Rectangular recess 5.1, through-hole 4.2 are connect with rectangular recess 5.1 by pin, drive guide ring 4 on change-over switch 5 by pin Lower slider, arc groove 5.3 are higher than vertical slots 5.2, and circular groove 5.4 is higher than arc groove 5.3.

The bottom surface of large cylinder 5b barrel symmetrically offers 3 arc grooves 5.5, and arc groove 5.5 is in arc groove 5.3 Underface,

Commutation control module includes on the commutation spool 8, commutation top cover labyrinth 9 and commutation pedestal 10 of innermost layer from the inside to the outside The secondary internal layer of lower composition, the commutation sealing drum 11 of secondary outer layer, outermost commutation anvil block 12;The fan-shaped column 8.2 of commutation spool 8, The lower end that commutation pedestal 10 is fixed on 13 upper surface of commutation lower sealing cover, commutation sealing drum 11 and commutation anvil block 12 is fixed on commutation The side of lower sealing cover 13;

Commutation spool 8 includes spool cylinder 8.1, is symmetrical arranged on the barrel at 8.1 middle part of spool cylinder by symmetry axis of central axes There are 3 vertical fan-shaped columns 8.2,8.1 bottom surface of spool cylinder is symmetrical and is arranged at intervals with 3 arc cards 8.3, arc card 8.3 Between be interval trough 8.4;

Commutation pedestal 10 includes pedestal cylinder 10.1, and interval is symmetrically arranged with 3 vertical columns on the inner wall of pedestal cylinder 10.1 10.2, fan-shaped column 8.2 circumferentially moves back and forth between vertical column 10.2, and vertical 10.2 side wall of column and fan-shaped 8.2 side wall of column cooperate It is overlapped, offers commutation pedestal side A through-hole 10.3 and commutation vertically on the barrel of the pedestal cylinder 10.1 of vertical 10.2 two sides of column Pedestal side B through-hole 10.4;The two sides wall surface both ends of fan-shaped column 8.2 are respectively arranged with rectangular block 8.21;

Commutation top cover labyrinth 9 includes top cover labyrinth cylinder 9.1, and interval is symmetrically vertically arranged with 3 on 9.1 inner wall of top cover labyrinth cylinder A slideway 9.2;Level offers fan-shaped pylone 9.3, the top cover labyrinth between fan-shaped pylone 9.3 on 9.1 barrel of top cover labyrinth cylinder 9.1 barrels of cylinder offer top cover labyrinth through-hole 9.4, and 9.4 lower section top cover labyrinth cylinder of top cover labyrinth through-hole is opened on 9.1 barrel outer surface Equipped with spill runner A9.5, spill runner A9.5 inner face and bottom surface both ends are respectively arranged with through-hole A9.51 and through-hole B9.52;

There is spill runner B9.6 between spill runner A9.5 and fan-shaped pylone 9.3 vertically, and spill runner B9.6 is in sector The lower section of through-hole 9.3, spill runner B9.6 inner face and bottom surface both ends are respectively arranged with through-hole C9.61 and through-hole D9.62;

Large cylinder 5b is protruded into inside top cover labyrinth cylinder 9.1, pin is inserted into circular groove 5.4, and pin is in slideway 9.2 Interior sliding slides up and down large cylinder 5b in top cover labyrinth cylinder 9.1;

Commutation sealing drum 11 includes sealing stack shell 11.1 and sealed base 11.2, and 11.2 overall diameter of sealed base is greater than sealing The overall diameter of stack shell 11.1 seals 3 for being symmetrically arranged on the barrel at 11.1 middle part of stack shell and being connected to the cooperation of fan-shaped pylone 9.3 Sealing drum fan-shaped pylone 11.3, level offers sealing hole A11.4 on the barrel of top between sealing drum fan-shaped pylone 11.3, close It is symmetrically arranged with vertical sealing hole B11.5 and sealing hole C11.6 on the barrel of lower section between sealed tube fan-shaped pylone 11.3, is sealed Hole B11.5 and sealing hole C11.6 connects with commutation pedestal side A through-hole 10.3 and the cooperation of commutation pedestal side B through-hole 10.4 respectively It is logical,

11.2 bottom interval of sealed base is symmetrically arranged with 3 protrusions 11.7,

Commutation anvil block 12 includes anvil block cylinder 12.1, is symmetrically arranged with 3 vertical ditches on the outer wall on 12.1 top of anvil block cylinder Slot 12.2 offers rectangle concave surface 12.3 on the outer wall of the lower section of groove 12.2, vertical anvil block is offered on rectangle concave surface 12.3 Runner 12.4 is provided with anvil block protrusion 12.5 on 12.1 bottom surface of anvil block cylinder of 12.3 two sides of rectangle concave surface;

Commutation lower sealing cover 13 includes seal disc 13.1, is provided with annular convex platform 13.2, seal disc on seal disc 13.1 13.1 outer wall lower parts interval are symmetrically arranged with arc platform 13.3, are arc-shaped slot 13.4 between arc platform 13.3, arc platform 13.3 Side wall upper part, which sets up separately, is equipped with curved baffle 13.7, and 13.1 inner wall head clearance of seal disc is provided with inner arc platform 13.5, inner arc It is interior grooves 13.6 between platform 13.5, bolt hole 17.21 is provided on the vertical column 17.2 of anvil block, protrusion 11.7 is inserted into close under commutation Arc-shaped slot 13.4 in capping 13, enables sealed base 11.2 to be mounted on arc platform 13.3;

Rotational vibration module is followed successively by screen casing 14, vibration spool 15, vibrating base 16 and vibration anvil block 17, sieve from the inside to the outside Pipe 14 is mounted on inside vibration spool 15, and the both ends of the fan-shaped column 16.2 of the vibration of vibrating base 16 and vibration anvil block 17 are fixed respectively On the surface of vibration top cover labyrinth 18 and vibration lower sealing cover 19;

Vibrating spool 15 includes vibration spool cylinder 15.1, and the barrel middle and lower part of vibration spool cylinder 15.1 is symmetrical with central axes Axial symmetry is provided with 3 vertical dredging flow grooves 15.2, is arranged at intervals with the multiple vibrations of a row on the barrel between dredging flow groove 15.2 Spool high pressure through-hole 15.3, vibration 15.1 top of spool cylinder are set there are three centrosymmetric vibration spool protrusion 15.4, arc card Interval trough 8.4 between piece 8.3 is matched with the raised 15.4 phase cards of vibration spool, so that commutation spool 8 is able to drive vibration spool 15 and is rotated, Vibration 15.1 lower part of spool cylinder is equipped with nozzle 20, and nozzle bottom is provided with the nozzle base 21 being used to support.

Vibrating base 16 includes vibrating base cylinder 16.1, with central axes is symmetrical on the barrel at the middle part of vibrating base cylinder 16.1 Axial symmetry is provided with 3 vertical vibration sector columns 16.2, and 16.1 top surface of vibrating base cylinder is symmetrically arranged at intervals in 3 vibrations Portion's arc card 16.3,16.1 bottom surface of vibrating base cylinder are symmetrically arranged at intervals with 3 vibration lower curved cards 16.4, vibration fan A row vibrating base A through-hole 16.5 is from top to bottom offered on the barrel of 16.2 two sides of shape column respectively and row's vibrating base B is logical Hole 16.6, vibrating base A through-hole 16.5 and the equal arranged for interval of vibrating base B through-hole 16.6, vibration upper arcuate card 16.3 are pacified It is fixed in the interior grooves 13.6 in commutation lower sealing cover 13;

Vibrating anvil block 17 includes anvil block cylinder 17.1, and it is vertical to be symmetrically arranged with 3 anvil blocks for interval on the inner wall of anvil block cylinder 17.1 Column 17.2 vibrates fan-shaped column 16.2 and circumferentially moves back and forth between the vertical column 17.2 of anvil block, and vertical 17.2 side wall of column of anvil block and vibration Dynamic sector 16.2 side wall of column cooperation is overlapped, and is provided with vibration anvil block on the outer wall of the corresponding anvil block cylinder 17.1 of the vertical column 17.2 of anvil block Low pressure runner 17.3.

Vibrating top cover labyrinth 18 includes upper seal disc 18.1, and the edge of upper 18.1 upper surface of seal disc is symmetrically arranged with 3 Top cover labyrinth card slot 18.2 is vibrated, is vibrated and is offered and vibrate on the outer wall of the upper seal disc 18.1 between top cover labyrinth card slot 18.2 The top cover labyrinth notch 18.3 that anvil block low pressure runner 17.3 cooperates, vibration top cover labyrinth card slot 18.2 and top cover labyrinth notch 18.3 Between upper seal disc 18.1 be provided with and be equipped with fixed top cover labyrinth bolt hole 18.4 with bolt hole 17.21;Anvil block is convex It plays 12.5 to be mounted on the side of curved baffle 13.7 and protrude into vibration top cover labyrinth card slot 18.2, is able to drive vibration module Commutation anvil block 12 rotates,

Vibrating lower sealing cover 19 includes lower seal disc 19.1, is offered on the outer wall of lower seal disc 19.1 low with vibration anvil block The lower sealing cover notch 19.2 of the cooperation of runner 17.3 is pressed, is provided on lower seal disc 19.1 and is equipped with admittedly with bolt hole 17.21 Fixed lower sealing cover bolt hole 19.3;

It realizes function 1: overcoming stick slip vibration phenomenon

Commutation module and vibration module cooperate when the tool work, and high-pressure fluid is opened from guide ring 4 into conversion It closes in 5, flows through arc groove 5.3, fan-shaped pylone 9.3, sealing drum fan-shaped pylone 11.3 and enter in commutation anvil block high pressure chest 22;For Control module, when in commutation anvil block high pressure chest 22 high-pressure fluid by sealing hole B11.5 flow through commutation pedestal side A through-hole 10.3 into After entering commutation module fluid A working chamber 23, commutation spool 8 is pushed to rotate counterclockwise, commutation spool 8 drives vibration spool 15 simultaneously It rotates counterclockwise, the fluid in commutation module fluid B working chamber 24 is by commutation pedestal side B through-hole 10.4, sealing hole at this time C11.6, anvil block runner 12.4 enter rectangle concave surface 12.3, are then entered on bit sub by vibration anvil block low pressure runner 17.3 Portion's dredging flow groove 2.11 and then outflow torsion impact device;When commutation spool 8 turns to extreme position, spool high pressure through-hole is vibrated 15.3 with 16.6 connection of vibrating base B through-hole, at this time vibrate spool 15 in high-pressure fluid by vibration spool high pressure through-hole 15.3, Vibrating base B through-hole 16.6 enters vibration module fluid B working chamber 26, and high-pressure fluid pushes vibration anvil block 17 to rotate counterclockwise, At this point, the liquid in vibration module fluid A working chamber 25 enters dredging flow groove 15.2 from the outflow of vibrating base A through-hole 16.5, thus Flow out torsion impact device;Vibration anvil block 17 drives commutation anvil block 12 to rotate counterclockwise simultaneously;When vibration anvil block 17 turns to the limit When position, the high-pressure fluid in commutation anvil block high pressure chest 22 is flowed by sealing hole C11.6, commutation pedestal side B through-hole 10.4 Commutation module fluid B working chamber 24, high-pressure fluid push commutation spool 8 to rotate clockwise, and commutation spool 8 drives vibrating valve simultaneously Core 15 rotates clockwise;When commutation spool 8 goes to extreme position, vibration spool high pressure through-hole 15.3 and vibrating base A through-hole 16.5 connection, high-pressure fluid enter vibration module fluid A work by vibration spool high pressure through-hole 15.3, vibrating base A through-hole 16.5 Make chamber 25, vibration anvil block 17 is pushed to rotate clockwise.The above process is that commutation module and vibration module cooperate, vibration Anvil block 17 completes each primary periodic vibration counterclockwise and clockwise;Above process reciprocation cycle, it is round-trip by vibration anvil block 17 It swings and generates circumferential high frequency, impacts by a narrow margin, and act on drill bit.

Function 2: brill braking function is mentioned

Through-hole B9.52 and 24 connection of commutation module fluid B working chamber in the tool control modules commutation top cover labyrinth 9, Through-hole D9.62 and 23 connection of commutation module fluid A working chamber in commutation top cover labyrinth 9;When normal drilling, butterfly spring 7 is in Compressive state, large cylinder 5b and 9 interior contact of commutation top cover labyrinth in change-over switch 5, top cover labyrinth through-hole 9.4 and spill runner It moves down because of vertical slots 5.2 in change-over switch 5 between A9.5 and is connected to it mutually not, is i.e. spill runner A9.5 and spill Runner B9.6 is in close state, i.e., control module, which is in, closes armed state, does not influence tool normal work.When pulling out of hole, Bit pressure disappears, and the tool pushes change-over switch 5 to move up with respect to commutation top cover labyrinth 9 under the effect of 7 elastic force of butterfly spring, At this time because vertical slots 5.2 are moved up and are connected in change-over switch 5 between top cover labyrinth through-hole 9.4 and spill runner A9.5, And pass through sealing hole A11.4 in commutation sealing drum 11 and 12.3 connection of rectangle concave surface;High-pressure fluid is by arc in change-over switch 5 at this time Connected in star 5.5 enters, then through-hole C9.61 enters spill runner B9.6 from commutation top cover labyrinth 9, then flows into from through-hole D9.62 Commutation module fluid A working chamber 23 pushes commutation spool 8 to rotate counterclockwise, so that vibration spool 15 is driven to rotate, commutation module Fluid in fluid B working chamber 24 then enters spill runner A9.5 by through-hole B9.52 in commutation top cover labyrinth 9, then from through-hole A9.51 is flowed into change-over switch 5 in vertical slots 5.2, then is flowed out from top cover labyrinth through-hole 9.4, into sealing hole A11.4, then into Enter the reset function that control module exchange phase module and vibration module is completed in rectangle concave surface 12.3, resets tool and stop work Make.Tool course of normal operation any position mentions brill, by normal circulation cleaner for high-pressure drilling fluid, tool can be made to reset to work State, will not there is a phenomenon where stopped working due to reasons in structure.

Other unspecified parts are the prior art.Although above-described embodiment is made that the present invention and retouches in detail State, but it is only a part of the embodiment of the present invention, rather than whole embodiments, people can also according to the present embodiment without Other embodiments are obtained under the premise of creativeness, these embodiments belong to the scope of the present invention.

Claims (10)

1. a kind of circumference, to vibratory tool, the vibratory tool includes that vibration sleeve (1) and setting are inserted in vibration sleeve (1) bottom Enter to have bit adapter (2), the vibration sleeve (1) includes sleeve mouth (1.1) and stack shell (1.2), it is characterised in that: the stack shell (1.2) it is disposed between sleeve mouth (1.1) and bit adapter (2) in and resets control module, commutation control module, circumferential direction The big module of vibration module three,
The control module that resets includes the guide ring (4) of upper centralizer (3) and setting on upper centralizer (3) top, described to lead Stream ring (4) top is inserted in sleeve mouth (1.1), is provided with change-over switch (5) in the upper centralizer (3), the conversion is opened It closes (5) to be made of the different cylinder of radius size, respectively small cylinder (5a) and large cylinder (5b), the small cylinder (5a) are protruded into In guide ring (4), butterfly spring (7) and circular thrust bearing (6), butterfly are successively cased with outside the lower part of the small cylinder (5a) Spring (7) heads on centralizer (3), and thrust bearing (6) is mounted on commutation top cover labyrinth (9), in the middle part of the large cylinder (5b) Barrel on using central axes as symmetry axis be symmetrically arranged with 3 vertical slots (5.2), on the barrel between the vertical slots (5.2) Level offers arc groove (5.3), is provided with circular groove (5.4) on the vertical slots (5.2) and arc groove (5.3) barrel,
The bottom surface of large cylinder (5b) barrel symmetrically offers 3 arc grooves (5.5), and arc groove (5.5) is in arc The underface of slot (5.3),
The commutation control module includes the commutation spool (8), commutation top cover labyrinth (9) and commutation pedestal of innermost layer from the inside to the outside (10) commutation sealing drum (11), the outermost commutation anvil block (12) of the secondary internal layer, secondary outer layer that form up and down;The commutation spool (8) fan-shaped column (8.2), commutation pedestal (10) is fixed on commutation lower sealing cover (13) upper surface, commutation sealing drum (11) and changes The lower end of phase anvil block (12) is fixed on the side of commutation lower sealing cover (13);
The commutation spool (8) includes spool cylinder (8.1), with central axes is symmetrical on the barrel in the middle part of the spool cylinder (8.1) Axial symmetry is provided with 3 vertical fan-shaped columns (8.2), and spool cylinder (8.1) bottom surface is symmetrical and is arranged at intervals with 3 arc cards Piece (8.3) is interval trough (8.4) between the arc card (8.3);
The commutation pedestal (10) includes pedestal cylinder (10.1), and interval is symmetrically arranged with 3 on the inner wall of the pedestal cylinder (10.1) A vertical column (10.2), the sector column (8.2) circumferentially move back and forth between vertical column (10.2), and vertical column (10.2) side wall It is overlapped with the cooperation of fan-shaped column (8.2) side wall, is opened up vertically on the barrel of the pedestal cylinder (10.1) of vertical column (10.2) two sides There are commutation pedestal side A through-hole (10.3) and commutation pedestal side B through-hole (10.4);
The commutation top cover labyrinth (9) includes top cover labyrinth cylinder (9.1), is spaced on top cover labyrinth cylinder (9.1) inner wall symmetrical It is vertically arranged with 3 slideways (9.2);Level offers fan-shaped pylone (9.3) on top cover labyrinth cylinder (9.1) barrel, described Top cover labyrinth cylinder (9.1) barrel between fan-shaped pylone (9.3) offers top cover labyrinth through-hole (9.4), and the top cover labyrinth is logical Spill runner A (9.5), the spill runner A are offered on top cover labyrinth cylinder (9.1) barrel outer surface below hole (9.4) (9.5) inner face and bottom surface both ends are respectively arranged with through-hole A (9.51) and through-hole B (9.52);
There are spill runner B (9.6), and spill runner B between the spill runner A (9.5) and fan-shaped pylone (9.3) vertically (9.6) in the lower section of fan-shaped pylone (9.3), spill runner B (9.6) inner face and bottom surface both ends are respectively arranged with through-hole C (9.61) and through-hole D (9.62);
The large cylinder (5b) protrudes into top cover labyrinth cylinder (9.1) inside, is inserted into pin in the circular groove (5.4), and sell Nail sliding in slideway (9.2), slides up and down large cylinder (5b) in top cover labyrinth cylinder (9.1);
The commutation sealing drum (11) includes sealing stack shell (11.1) and sealed base (11.2), and the sealed base (11.2) is outside Diameter is greater than the overall diameter of sealing stack shell (11.1), is symmetrically arranged on the barrel in the middle part of sealing stack shell (11.1) and sector Through-hole (9.3) cooperates 3 sealing drum fan-shaped pylones (11.3) of connection, top between the sealing drum fan-shaped pylone (11.3) Level offers sealing hole A (11.4) on barrel, symmetrically sets on the barrel of lower section between the sealing drum fan-shaped pylone (11.3) Be equipped with vertical sealing hole B (11.5) and sealing hole C (11.6), the sealing hole B (11.5) and sealing hole C (11.6) respectively with Commutation pedestal side A through-hole (10.3) is connected to commutation pedestal side B through-hole (10.4) cooperation,
Sealed base (11.2) bottom interval is symmetrically arranged with 3 protrusions (11.7),
The commutation anvil block (12) includes anvil block cylinder (12.1), is symmetrically arranged with 3 on the outer wall on anvil block cylinder (12.1) top A vertical groove (12.2) offers rectangle concave surface (12.3) on the outer wall below the groove (12.2), and the rectangle is recessed Vertical anvil block runner (12.4), anvil block cylinder (12.1) bottom surface of rectangle concave surface (12.3) two sides are offered on face (12.3) On to be provided with anvil block raised (12.5);
The rotational vibration module is followed successively by screen casing (14), vibration spool (15), vibrating base (16) and vibration anvil from the inside to the outside Seat (17), the screen casing (14) are mounted on vibration spool (15) inside, the vibration sector column (16.2) of vibrating base (16) and vibration The both ends of dynamic anvil block (17) are separately fixed at vibration top cover labyrinth (18) and vibrate the surface of lower sealing cover (19);
The vibration spool (15) includes vibration spool cylinder (15.1), and the barrel middle and lower part of vibration spool cylinder (15.1) is in Axis is that symmetry axis is symmetrically arranged with 3 vertical dredging flow grooves (15.2), is spaced on the barrel between the dredging flow groove (15.2) It is provided with the multiple vibration spool high pressure through-holes (15.3) of a row, vibration spool cylinder (15.1) top sets that there are three central symmetries Vibration spool it is raised (15.4), interval trough (8.4) and vibration spool protrusion (15.4) between the arc card (8.3) mutually block Match, commutation spool (8) made to be able to drive vibration spool (15) rotation,
The vibrating base (16) includes vibrating base cylinder (16.1), on the barrel in the middle part of the vibrating base cylinder (16.1) in Axis is that symmetry axis is symmetrically arranged with 3 vertical vibration sector columns (16.2), and vibrating base cylinder (16.1) top surface is symmetrical 3 vibration upper arcuate cards (16.3) are arranged at intervals with, vibrating base cylinder (16.1) bottom surface is symmetrically arranged at intervals with 3 It vibrates lower curved card (16.4), from top to bottom offers a row respectively on the barrel for vibrating fan-shaped column (16.2) two sides Vibrating base A through-hole (16.5) and row's vibrating base B through-hole (16.6), the vibrating base A through-hole (16.5) and vibration bottom Seat B through-hole (16.6) equal arranged for interval, the vibration upper arcuate card (16.3) are mounted in commutation lower sealing cover (13) It is fixed in interior grooves (13.6);
The vibration anvil block (17) includes anvil block cylinder (17.1), and interval is symmetrically arranged with 3 on the inner wall of the anvil block cylinder (17.1) A vertical column of anvil block (17.2), the fan-shaped column (16.2) of the vibration circumferentially moves back and forth between the vertical column of anvil block (17.2), and anvil Vertical column (17.2) side wall of seat is overlapped with vibrating fan-shaped column (16.2) side wall and cooperate, the corresponding anvil of the vertical column of anvil block (17.2) Vibration anvil block low pressure runner (17.3) is provided on the outer wall of seat cylinder (17.1).
2. circumference is to vibratory tool according to claim 1, it is characterised in that: the bottom edge of the guide ring (4) is arranged There is ring cap along (4.1), the ring cap is along the annular groove (3.1) that (4.1) are arranged at the top of upper centralizer (3).
3. circumference according to claim 1 or claim 2 is to vibratory tool, it is characterised in that: symmetrical on the outer wall of the guide ring (4) It is provided with through-hole (4.2), is vertically and symmetrically provided with rectangular recess (5.1) on the outer wall on small cylinder (5a) top, it is described Through-hole (4.2) is connect with rectangular recess (5.1) by pin, is driven guide ring (4) by pin and is glided on change-over switch (5) Dynamic, the arc groove (5.3) is higher than vertical slots (5.2), and the circular groove (5.4) is higher than arc groove (5.3).
4. circumference according to claim 1 or claim 2 is to vibratory tool, it is characterised in that: the two sidewalls table of the sector column (8.2) Face both ends are respectively arranged with rectangular block (8.21).
5. circumference according to claim 1 or claim 2 is to vibratory tool, it is characterised in that: the commutation lower sealing cover (13) includes Seal disc (13.1) is provided with annular convex platform (13.2) on the seal disc (13.1), seal disc (13.1) the outer wall lower part Interval is symmetrically arranged with arc platform (13.3), is arc-shaped slot (13.4), the arc platform between the arc platform (13.3) (13.3) side wall upper part, which sets up separately, to be equipped with curved baffle (13.7), and seal disc (13.1) the inner wall head clearance is provided with inside Arc platform (13.5) is interior grooves (13.6) to be provided between the inner arc platform (13.5) on the vertical column of anvil block (17.2) Bolt hole (17.21), the protrusion (11.7) are inserted into the arc-shaped slot (13.4) in commutation lower sealing cover (13), make sealed base (11.2) it can be mounted on arc platform (13.3).
6. circumference according to claim 1 or claim 2 is to vibratory tool, it is characterised in that: the vibration top cover labyrinth (18) includes The edge of upper seal disc (18.1), upper seal disc (18.1) upper surface is symmetrically arranged with 3 vibration top cover labyrinth card slots (18.2), it is offered on the outer wall of the upper seal disc (18.1) between vibration top cover labyrinth card slot (18.2) low with vibration anvil block Press the top cover labyrinth notch (18.3) of runner (17.3) cooperation, the vibration top cover labyrinth card slot (18.2) and top cover labyrinth notch (18.3) the upper seal disc (18.1) between, which is provided with, is equipped with fixed top cover labyrinth bolt hole with bolt hole (17.21) (18.4);The anvil block raised (12.5) is mounted on the side of curved baffle (13.7) and protrudes into vibration top cover labyrinth card slot (18.2) in, vibration module is made to be able to drive commutation anvil block (12) rotation.
7. circumference according to claim 1 or claim 2 is to vibratory tool, it is characterised in that: the vibration lower sealing cover (19) includes Lower seal disc (19.1) offers on the outer wall of the lower seal disc (19.1) and vibration anvil block low pressure runner (17.3) cooperation Lower sealing cover notch (19.2), be provided on the lower seal disc (19.1) with bolt hole (17.21) be equipped with it is fixed under Sealing cover bolt hole (19.3).
8. circumference according to claim 1 or claim 2 is to vibratory tool, it is characterised in that: vibration spool cylinder (15.1) lower part It is equipped with nozzle (20), the nozzle bottom is provided with the nozzle base (21) being used to support.
9. circumference according to claim 1 or claim 2 is to vibratory tool, it is characterised in that: the bit adapter (2) is by one small straight Diameter cylindrical body and a large diameter cylinder composition, respectively small cylinder (2.1) and big cylindrical body (2.2), the big cylinder Body (2.2) outer wall middle and upper part symmetrically offers 4 bit sub bottom card slots (2.21), sets among the small cylinder (2.1) There are annular steel bead groove (2.3);
Spaced-apart symmetrical is equipped with 3 bit sub top dredging flow grooves (2.11) at the top of the small cylinder (2.1), and the drill bit is short It connects the inside between portion's dredging flow groove (2.11) and offers card slot (2.12) inside bit sub;
Stack shell (1.2) bottom, which is provided with, is equipped with stack shell card (1.21) with bit sub bottom card slot (2.21), Stack shell (1.2) lower part is symmetrical arranged there are two symmetrical outer cylinder circular hole (1.22).
10. circumference is to vibratory tool according to claim 9, it is characterised in that: bit sub bottom in the bit adapter (2) Portion's card slot (2.21) engages and is provided support, bit adapter (2) and vibration with stack shell card (1.21) in vibration sleeve (1) Steel ball is housed between sleeve (1).
CN201710097444.5A 2017-02-22 2017-02-22 Circumference is to vibratory tool CN106930699B (en)

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CN108930516B (en) * 2018-07-09 2020-12-15 中国石油集团渤海钻探工程有限公司 Method for determining size of valve disc of hydroscillator
CN109812225A (en) * 2019-03-01 2019-05-28 长沙矿山研究院有限责任公司 A kind of impactor with guiding device

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CN101463709B (en) * 2009-01-08 2011-03-23 西南石油大学 Torsional impact drilling tool
CN201818241U (en) * 2010-10-19 2011-05-04 中国石油化工集团公司 Torsional impact drilling tool
CN102747958B (en) * 2012-07-23 2015-01-07 中国石油大学(华东) Compound vibrating well-drilling tool
US9605484B2 (en) * 2013-03-04 2017-03-28 Drilformance Technologies, Llc Drilling apparatus and method
CN103899250B (en) * 2014-04-16 2015-11-11 中国石油大学(华东) A kind of device improving oil gas well drilling speed
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