CN105971492B - A kind of magnetic base torsion impact drilling tool - Google Patents
A kind of magnetic base torsion impact drilling tool Download PDFInfo
- Publication number
- CN105971492B CN105971492B CN201610399777.9A CN201610399777A CN105971492B CN 105971492 B CN105971492 B CN 105971492B CN 201610399777 A CN201610399777 A CN 201610399777A CN 105971492 B CN105971492 B CN 105971492B
- Authority
- CN
- China
- Prior art keywords
- lock chamber
- bit
- hammer body
- jump
- magnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B1/00—Percussion drilling
Abstract
The present invention provides a kind of magnetic base torsion impact drilling tool, mainly by：Top connection, anti-lost nut, anti-lost block plate, backup washer, housing, turbine, hammer body lock chamber, jump bit, spline, bit adapter, lock chamber block plate, magnet, support tube, transmission shaft and anti-lost pull rod composition, the housing are connected with bit adapter by spline, and housing and top connection are connected through a screw thread.During work, drilling fluid drives turbine rotation, and kinetic energy is passed to lower end hammer body lock chamber by turbine by transmission shaft, and the jump bit for being fixed on intracavitary constantly holds collision block in rotary course on shock housing, and impact energy is transferred to drill bit by bit adapter and is used for broken rock.Magnet is used for the impact component of this reverse impactor, is fixed on jump bit inner side end, and after jump bit, which is hit, holds collision block, hammer body can be under impact force action to lock chamber medial movement, and is resetted after impact with magnet repulsion.The present invention can form the high frequency twisting impact force for broken rock, reduce drill bit stick slip vibration.
Description
Technical field
The present invention is a kind of underground churn drilling tools for oil and gas well drilling engineering field, and in particular to a kind of magnetic base
Torsion impact drilling tool.
Background technology
In recent years, as oil, Natural Gas Demand is significantly increased in country, the exploitation of petroleum gas is also increasing.
But during oil and gas exploitation, when running into hardpan or exploiting the understratum of ultradeep well, PDC drill bit leads to
Often destroy hardpan rock without enough moments of torsion so that drill bit instantaneously stops operating, at this moment due to top drilling tool according to
Moment of torsion is continuously so provided, therefore moment of torsion can be made to be put aside in drill string, is enough to destroy when the moment of torsion put aside in drill string reaches
During rock stratum, torque energy abrupt release, PDC drill bit can carry out broken rock with the rotating speed of a higher, produce PDC drill bit drilling process
In stick slip vibration phenomenon.At present frequently with solution method be PDC drill bit top connect a reverse impactor, be drill bit
The torsional pulse of high frequency by a narrow margin is provided, to solve the problems, such as the stick slip vibration occurred in drilling process.
For the reverse impactor that the country uses at present mainly from external import, its internal drive, impact part are complicated,
Vibrated greatly in impact process, cause service life short.If reverse impactor fails in use, can cause again again
There is stick slip vibration phenomenon in PDC drill bit.
If the instrument is used successfully to the drilling process of deep-well, ultradeep well or hard rock stratum, since its is simple and compact for structure,
Inside can provide torsional pulse twice without electronic component in a swing circle, can effectively improve efficiency of breaking rock, reduce and bore
Well cost.
The content of the invention
The purpose of the present invention is：In order to overcome the fault of construction of existing reverse impactor impact component, extend torsional pulse
Device service life, provides a kind of magnetic base torsion impact drilling tool.
To achieve these goals, the present invention uses following technical scheme：A kind of magnetic base torsion impact drilling tool, mainly by：
Top connection, anti-lost nut, anti-lost block plate, backup washer, housing, turbine, hammer body lock chamber, jump bit, spline, bit adapter,
Lock chamber block plate, magnet, support tube, transmission shaft and anti-lost pull rod composition.It is characterized in that top connection is connected by screw thread and housing
Connect, housing is connected to form reverse impactor internal cavities by spline with lower part bit adapter；Transmission shaft is prevented by anti-lost pull rod
Fall nut and anti-lost block plate is fixed, turbine is housed on transmission shaft, transmission shaft lower end is connected by screw thread with hammer body lock chamber；Hammer body
Lock chamber, jump bit, lock chamber block plate and magnet together form the impact component of magnetic base torsion impact drilling tool, and magnet passes through screw
Jump bit inner side end is fixed on, two jump bits are inserted into two circumferentially symmetrical fixing grooves of hammer body lock chamber
In, and be tightly bonded with the fixing groove inner wall on hammer body lock chamber under the repulsion effect of magnet.
The magnetic base torsion impact drilling tool, two are symmetrically distributed with where it impacts component on the case inside cylindrical surface at position
It is a that there is the triangle for determining angle to hold collision block.
The hammer body lock chamber is connected by screw thread pin thread with the screw thread female thread of upper transmission axis lower end, and hammer body lock chamber is
Semi-enclosed structure, is symmetrically provided with two fixing grooves on its circumferencial direction.
The lock chamber block plate is connected by welding manner with hammer body lock chamber lower end.
The magnet is symmetrically arranged on two jump bit inner side ends according to magnetic pole of the same name principle of repelling each other by screw.
Compared with the prior art, its advantage is the present invention：（1）Drawback movement after two impact hammering blows is in magnetic
The effect of iron repulsion is lower to be completed, and the application of jump bit backhaul thrust is realized by magnetic field, simplifies internal mechanical structure, reduces portion
Direct contact action between part, extends tool life；（2）Structure is symmetrical using double hammering blow forms, two jump bits
Distribution, in rotary course while collision block is held in shock, and instrument is steady when can be effectively increased shock compared to traditional single hammer shock
Property, reduce the unstable vibration in impact process；（3）Due to holding collision block and jump bit has two and symmetrical, so work
Tool can provide torsional pulse collision twice during rotating a circle, under defined frequency of impact, compared to traditional single hammer punching
Hit, top turbodrill rotating speed can be made to reduce half, so as to improve tool stability, prolonged the service life.
Brief description of the drawings
Fig. 1 is a kind of magnetic base torsion impact drilling tool structure diagram of the present invention；
Fig. 2 is A-A sectional views in Fig. 1；
Fig. 3 is B-B-section figure in Fig. 1；
Fig. 4 is that jump bit has just hit structure diagram when triangle holds collision block；
Fig. 5 is that jump bit determines that track is transported in hammer body lock chamber in the case where holding the effect of collision block reaction punch power along fixing groove
Schematic diagram when moving final on trajectory in cavity；
Fig. 6 is that jump bit determines that track returns in hammer body lock chamber under the effect of magnet repulsion along fixing groove after impacting
Journey schematic diagram；
In figure：1. top connection, 2. anti-lost nuts, 3. anti-lost block plates, 4. backup washers, 5. housings, 6. turbines, 7. hammer bodies are consolidated
Determine chamber, 8. jump bits, 9. splines, 10. bit adapters, 11. lock chamber block plates, 12. magnet, 13. support tubes, 14. transmission shafts,
15. anti-lost pull rod.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
As shown in Figs. 1-3, a kind of magnetic base torsion impact drilling tool mainly by 1. top connections, 2. anti-lost nuts, 3. anti-lost block plates,
4. backup washer, 5. housings, 6. turbines, 7. hammer body lock chambers, 8. jump bits, 9. splines, 10. bit adapters, 11. lock chambers are kept off
Disk, 12. magnet, 13. support tubes, 14. transmission shafts and 15. anti-lost pull rod compositions.It is characterized in that：Top connection 1 by screw thread with
Housing 5 connects, and housing 5 is connected to form reverse impactor internal cavities by spline 9 with lower part bit adapter 10；Transmission shaft 14 is logical
Anti-lost pull rod 15 is crossed, anti-lost nut 2 and anti-lost block plate 3 are fixed, and turbine 6 is housed on transmission shaft 14, and 14 lower end of transmission shaft passes through spiral shell
Line is connected with hammer body lock chamber 7；Hammer body lock chamber 7, jump bit 8, lock chamber block plate 11 and magnet 12 together form the torsion of magnetic base
The impact component of churn drilling tools, magnet 12 are fixed by screws in 8 inner side end of jump bit, and two jump bits 8 are inserted into
In the circumferential two symmetrical fixing grooves of hammer body lock chamber 7, and under the repulsion effect of magnet 8 with hammer body lock chamber 7
Fixing groove inner wall is tightly bonded.
During work, cleaner for high-pressure drilling fluid enters reverse impactor internal cavities through top connection 1, under the guiding of internal flow-guiding channel
Into 6 driving device of turbine, part energy is converted into the rotation function of turbine 6 by turbine 6 by drilling fluid, and turbine 6 will be dynamic
Lower end hammer body lock chamber 7 can be passed to by transmission shaft 14, two jump bits 8 are symmetrically distributed in hammer body lock chamber 7 and lock chamber
In the closed cavity that block plate 11 is formed and it is respectively inserted in two fixing grooves of hammer body lock chamber 7, when hammer body lock chamber 7 exists
When transmission shaft 14 drives lower rotation at a high speed, its internal jump bit 8 can also be rotated with 7 synchronous high-speed of hammer body lock chamber, and revolved
Two triangles symmetrical at impact component position of housing 5 are constantly hit during turning and hold collision block, temporary impact energy warp
Spline 9 passes to lower end bit adapter 10 and drill bit is used for broken rock.Hammer body lock chamber 7, jump bit 8, lock chamber block plate 11 and magnetic
Iron 12 collectively constitutes the impact component of magnetic base reverse impactor, and magnet 12 is symmetrically pacified according to magnetic pole of the same name principle of repelling each other by screw
Loaded on two 8 inner side ends of jump bit, when when holding collision block, jump bit 8 can apply hold collision block on the shock housing 5 of jump bit 8
Reaction punch power under along the fixing groove on hammer body lock chamber 7 determine track to cavity medial movement, when impact is completed, impact
Hammer 8 moves inwardly to extreme position i.e. stop motion along fixed groove track, and then, two jump bits 8 are respectively in 12 repulsion of magnet
Determine that track moves out along the fixing groove on hammer body lock chamber 7 again under effect, until jump bit 8 returns to original position by fixing groove
Inner wall bayonet is fixed.In this motion process, reverse impactor realizes the effect for providing twisting high-frequency percussion, and makes two jump bits
8 determine that track moves back and forth in the case where holding the interaction of 12 repulsion of collision block anti-force and magnet along fixing groove, there is provided week
Phase property torsional pulse load.
Claims (3)
1. a kind of magnetic base torsion impact drilling tool, mainly by：Top connection（1）, anti-lost nut（2）, anti-lost block plate（3）, backup washer
（4）, housing（5）, turbine（6）, hammer body lock chamber（7）, jump bit（8）, spline（9）, bit adapter（10）, lock chamber block plate
（11）, magnet（12）, support tube（13）, transmission shaft（14）With anti-lost pull rod（15）Composition, it is characterised in that top connection（1）Pass through
Screw thread and housing（5）Connection, housing（5）Pass through spline（9）With lower part bit adapter（10）Connection forms the interior of reverse impactor
Portion's cavity structure；Transmission shaft（14）Pass through anti-lost pull rod（15）, anti-lost nut（2）With anti-lost block plate（3）It is fixed, transmission shaft（14）
It is upper that turbine is housed（6）, transmission shaft（14）Lower end passes through screw thread and hammer body lock chamber（7）Connection；Hammer body lock chamber（7）, jump bit
（8）, lock chamber block plate（11）And magnet（12）Together form the impact component of magnetic base torsion impact drilling tool；Impact component place portion
The housing of position（5）Two are symmetrically distributed with inside cylindrical cylinder, and there is the triangle for determining angle to hold collision block, jump bit（8）Hit
Hit face and mutually hit to form instantaneous twisting impact with holding the face of hitting of holding of collision block；Hammer body lock chamber（7）Circumferentially it is symmetrically distributed with two
Fixing groove, can be by two jump bits（8）It is inserted into respectively in fixing groove, fixing groove can fix jump bit（8）And it is jump bit
（8）Reciprocating motion provide determine track；Hammer body lock chamber（7）Lower end is not closed, can be in two jump bits（8）Insertion is solid
After determining groove, by lock chamber block plate（11）It is welded on hammer body lock chamber（7）Lower end is so as to form closed cavity；Jump bit（8）Inner side
Magnet has been connected by screw on end face（12）, and two jump bits（8）With respect to two blocks of magnet of installation on inner side end（12）
It must be installed in the way of magnetic pole of the same name repels each other, to ensure two jump bits（8）After collision block reaction punch power is held
It can provide really that orbit determination road is to cavity medial movement along fixing groove, and when moving to final on trajectory, magnet（12）Foot can be provided
Enough repulsion makes two jump bits（8）Original position is returned to along fixed groove track, with hammer body lock chamber（7）On fixing groove inner wall bayonet patch
Close, in this motion process, reverse impactor realizes the effect for providing high frequency twisting impact, and makes two jump bits（8）Hit holding
Block anti-force and magnet（12）Determine that track moves back and forth along fixing groove under the interaction of repulsion, there is provided periodically turn round
Turn shock loading.
A kind of 2. magnetic base torsion impact drilling tool according to claim 1, it is characterised in that：Hammer body lock chamber（7）It is circumferential right
Claim be distributed with two fixing grooves opening shape will and jump bit（8）Hammer figure shape it is identical, to ensure jump bit（8）Hammer body
Can just it be bonded in fixing groove inner surface insertion groove.
A kind of 3. magnetic base torsion impact drilling tool according to claim 1, it is characterised in that：The shell at position where impacting component
Body（5）Two triangles are symmetrically distributed with inside cylindrical cylinder and hold collision block, its hold hit face angle of inclination will and jump bit（8）Hit
It is identical to hit face angle of inclination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399777.9A CN105971492B (en) | 2016-06-08 | 2016-06-08 | A kind of magnetic base torsion impact drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399777.9A CN105971492B (en) | 2016-06-08 | 2016-06-08 | A kind of magnetic base torsion impact drilling tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105971492A CN105971492A (en) | 2016-09-28 |
| CN105971492B true CN105971492B (en) | 2018-04-24 |
Family
ID=57011563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610399777.9A Active CN105971492B (en) | 2016-06-08 | 2016-06-08 | A kind of magnetic base torsion impact drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105971492B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761389B (en) * | 2016-11-30 | 2019-02-19 | 广西大学 | A kind of electromagnetic spring impactor |
| CN107575158B (en) * | 2017-09-26 | 2023-10-31 | 中国石油天然气集团有限公司 | Magnetic energy storage type rotary drilling impactor |
| CN108678656B (en) * | 2018-07-03 | 2023-07-25 | 长江大学 | Non-contact type strong magnetic impactor |
| CN108625783B (en) * | 2018-07-03 | 2023-08-22 | 长江大学 | Auxiliary rock breaking tool for underground pressurization |
| CN108661550B (en) * | 2018-08-02 | 2023-11-10 | 西南石油大学 | Unidirectional impactor based on turbine and spring |
| CN109209239B (en) * | 2018-09-29 | 2023-09-01 | 吉林大学 | High-frequency rotary vibration type rock crushing drilling tool |
| CN109113567B (en) * | 2018-10-29 | 2023-08-22 | 长江大学 | Hydraulic pressurizing jet tool |
| CN109555471B (en) * | 2018-11-21 | 2020-10-27 | 中国石油大学(华东) | Rotary impact type torsion impact generating device and working method thereof |
| CN111075347B (en) * | 2019-12-16 | 2020-11-27 | 中国地质大学（武汉） | Torsion impactor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85102321A (en) * | 1985-04-01 | 1987-11-04 | 刘义民 | Comprehensive rock-breaking technique for rock tunnel engineering |
| CN1036081A (en) * | 1988-03-25 | 1989-10-04 | 法国石油研究所 | Improved device for generating acoustic waves of seismic prospecting |
| DE102005061424A1 (en) * | 2005-12-22 | 2007-07-05 | Robert Bosch Gmbh | Fuel injection valve for internal combustion engine, has movable actuating part with valve seat body including saw-tooth structure at outer periphery to provide firm connection with valve seat carrier |
| CN201125729Y (en) * | 2007-09-24 | 2008-10-01 | 新疆石油管理局钻井工艺研究院 | Slurry pulser |
| CN101821471A (en) * | 2007-08-28 | 2010-09-01 | 柔性钻井有限公司 | Magnetic hammer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008079366A (en) * | 2006-09-19 | 2008-04-03 | Ryobi Ltd | Rectifier motor for electric tool |
-
2016
- 2016-06-08 CN CN201610399777.9A patent/CN105971492B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85102321A (en) * | 1985-04-01 | 1987-11-04 | 刘义民 | Comprehensive rock-breaking technique for rock tunnel engineering |
| CN1036081A (en) * | 1988-03-25 | 1989-10-04 | 法国石油研究所 | Improved device for generating acoustic waves of seismic prospecting |
| DE102005061424A1 (en) * | 2005-12-22 | 2007-07-05 | Robert Bosch Gmbh | Fuel injection valve for internal combustion engine, has movable actuating part with valve seat body including saw-tooth structure at outer periphery to provide firm connection with valve seat carrier |
| CN101821471A (en) * | 2007-08-28 | 2010-09-01 | 柔性钻井有限公司 | Magnetic hammer |
| CN201125729Y (en) * | 2007-09-24 | 2008-10-01 | 新疆石油管理局钻井工艺研究院 | Slurry pulser |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105971492A (en) | 2016-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105971492B (en) | A kind of magnetic base torsion impact drilling tool | |
| CN101463709B (en) | Torsional impact drilling tool | |
| CN201554363U (en) | Turbine type torsion impact drilling tool for hard formation | |
| CN105927147B (en) | A kind of percussion drilling speed-raising tool and method | |
| CN106121513A (en) | A kind of composite impact drilling tool | |
| CN103291213B (en) | Water pressure torsional impact device for well drilling | |
| CN206071449U (en) | Drilling speed percussion mechanism | |
| CN106677700A (en) | Turbine type bi-directional vibration anti-drag tool for coiled tubing drilling | |
| CN104847259A (en) | Rotating impact acceleration device and method of power drilling tool | |
| CN206129207U (en) | Novel oscillatory surge ware based on turbine and cam | |
| CN108104715A (en) | Torsion impact device based on turbine and gear | |
| CN103527077B (en) | Downhole turbine motor plasma drilling tool | |
| CN102705140A (en) | Drilling power tool, drilling tool and drilling method for forming boreholes | |
| CN208010276U (en) | A kind of rotary impact tool of the underground based on magnetic force | |
| CN108661550B (en) | Unidirectional impactor based on turbine and spring | |
| CN205172416U (en) | Mechanical oscillation strikes transmission shaft | |
| CN108547571A (en) | A kind of centering type torsion impact drilling tool | |
| CN108104714A (en) | Differential torsion impact device based on screw rod and gear | |
| CN108049803A (en) | Vane type differential torsion impact device | |
| CN210460490U (en) | High-frequency circumferential impact type screw drilling tool structure | |
| CN106639859B (en) | A kind of mechanical oscillation impact transmission shaft | |
| CN202140018U (en) | Twisting drilling hammer | |
| CN202900039U (en) | Hole bottom power drilling tool adopting magnetic transmission technology | |
| CN110374509A (en) | The double pressure chamber helicoid hydraulic motors of drag reduction jar | |
| CN108252650A (en) | Rotary impact tool and method of a kind of underground based on magnetic force |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |