CN109779524A - A kind of cable type drilling well orienting device - Google Patents
A kind of cable type drilling well orienting device Download PDFInfo
- Publication number
- CN109779524A CN109779524A CN201910175819.4A CN201910175819A CN109779524A CN 109779524 A CN109779524 A CN 109779524A CN 201910175819 A CN201910175819 A CN 201910175819A CN 109779524 A CN109779524 A CN 109779524A
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- China
- Prior art keywords
- rotary joint
- cable
- crust
- hole
- drilling well
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- 238000005553 drilling Methods 0.000 title claims abstract description 57
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 239000002002 slurry Substances 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims abstract description 4
- 239000004020 conductor Substances 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 14
- 239000011148 porous material Substances 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 230000008901 benefit Effects 0.000 description 4
- 210000002445 nipple Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Abstract
The present invention relates to a kind of cable type drilling well orienting devices, including crust of the device, decelerating motor is equipped in crust of the device, the cable type drilling well orienting device further includes the rotary joint that one end and the decelerating motor transmission connection other end are used to connect down-hole drilling apparatus, and rotary joint is rotatablely installed in crust of the device；There is gap, rotary joint has cavity of the opening towards drilling rig, and the outer wall of rotary joint is equipped with the duct being connected to gap, and gap, duct and cavity form slurry channel to provide the driving force of down-hole drilling apparatus between motor housing and crust of the device.Electricity is delivered to underground to drive decelerating motor to work by cable, decelerating motor drives rotary joint rotation, and rotary joint connects down-hole drilling apparatus, and decelerating motor directly drives rotary joint and carries out the control of drilling well orientation, and orientation is accurate, and it is high that orientation controls precision.The present invention is communicated using cable, is communicated more in the prior art by mud wave, high reliablity and speed is fast.
Description
Technical field
The present invention relates to drilling equipment fields, and in particular to a kind of cable type drilling well orienting device.
Background technique
Modern drilling is intelligent drilling, and ground and underground constantly carry out information transmitting.Modern horizontal well drilling needs frequent
The orientation for adjusting drilling tool extends wellbore according to the track being pre-designed, walks in oil reservoir, and such later period exploits draining
Area is big, and production efficiency is high.Drilling well orienting device is exactly the tool for adjusting drilling well orientation, the work with drill bit and motor are gone into the well
Make.Traditional drilling well directional orientation tool is slurry type, transmits information with mud wave, with high-pressure slurry driving orienting device rotation.This
It is low that kind of mode turns to precision in driving rotation, easily causes practical wellbore and planned course inconsistent or even deviation is larger.Use mud
The disadvantages of slurry transmitting signal mode also has speed slow, and information content is few, and reliability is low, and signal is unable to long distance transmission.
Summary of the invention
The object of the present invention is to provide a kind of cable type drilling well orienting devices, and ground electric energy is transferred to underground by cable
Rotate decelerating motor, driving downhole tool rotation overcomes in the prior art to adjust well track by mud driving rotation
Precision is low, wellbore and the inconsistent problem of planned course.
To achieve the above object, a kind of cable type drilling well orienting device of the invention adopts the following technical scheme that a kind of electricity
Cable formula drilling well orienting device, including crust of the device, crust of the device are internally provided with decelerating motor, and decelerating motor includes outside motor
Shell, the cable type drilling well orienting device further include one end and the decelerating motor transmission connection other end for connecting down-hole drilling apparatus
Rotary joint, rotary joint be rotatablely installed in crust of the device；There is gap, rotation connects between motor housing and crust of the device
Head has cavity of the opening towards drilling rig, is provided with the duct being connected to gap, gap, duct on the outer wall of rotary joint
And cavity forms slurry channel to provide the driving force of down-hole drilling apparatus.
The motor housing is installed on inside crust of the device by reducing sleeve, and connection is provided on the cavity wall of reducing sleeve
Hole, intercommunicating pore one end are connected to the gap between motor housing and crust of the device, on the other end and rotary joint of connecting hole
Hole link.
Anti-rotation spline knot is provided between the reducing sleeve and crust of the device and between reducing sleeve and motor housing
Structure.
The first transverse bearing for the installation of rotary joint one end, the end of crust of the device are provided on the reducing sleeve inner wall
It is provided with hollow end, the second transverse bearing for the installation of the rotary joint other end, crust of the device are provided on the inner wall of end
Inner wall on be provided between the first transverse bearing and the second transverse bearing for rotary joint installation two-direction thrust bearing.
The quantity of the two-direction thrust bearing is two, and two-direction thrust bearing includes the first bidirectional propulsion close to reducing sleeve
Bearing and the second two-direction thrust bearing by proximal head are arranged on rotary joint between the first two-direction thrust bearing and reducing sleeve
There is first waveform spring, is arranged with the second waveform spring between the second two-direction thrust bearing and end on rotary joint.
It is arranged with force bearing ring between two two-direction thrust bearings on the rotary joint, is arranged on the outer wall of rotary joint
It is fluted, it is provided with mounting hole corresponding with groove on force bearing ring, cutout is provided in mounting hole, the end of cutout is protruded into
Axial direction upper limit block into groove with groove in crust of the device cooperates.
The hole electric connector for connecting with down-hole drilling apparatus electric signal is provided in the cavity of the rotary joint to use
In the information of transmitting down-hole drilling apparatus, the other end of hole electric connector is fixedly connected on rotary joint, hole electric connector
Connecting pin is electrically connected with slip ring electric connector, and slip ring electric connector carries out information transmitting by cable.
The dotted conductor that the sliding ring connector includes the ring shaped conductor being installed on reducing sleeve, is installed on rotary joint
With the spring for pressing dotted conductor, ring shaped conductor connects motor end cable, dotted conductor connecting hole electrical connector cable.
It is provided with cable passage on the reducing sleeve, is provided on the inner wall of decelerating motor shell and is connected to cable passage
Cable mounting groove.
Beneficial effects of the present invention: electricity is delivered to drive decelerating motor to work by underground by cable, decelerating motor band
Dynamic rotary joint rotation, rotary joint connect down-hole drilling apparatus, and drilling rig is conventional drilling device, such as mud motor,
In the orienting device there is slurry channel to provide its driving force so that mud can enter in mud motor, decelerating motor is direct
Rotary joint is driven to carry out the control of drilling well orientation, orientation is accurate, and it is high that orientation controls precision.
Further, the information of downhole hardware is reached well by through hole electric connector, slip ring electric connector and cable
On, also there is information transmission speed fast with cable transmitting signal, quantity is big, and reliability is high, and signal transmitting is not limited by long distance transmission
The advantages that processed.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of one embodiment of cable type drilling well orienting device of the invention；
Fig. 2 is the partial enlarged view in Fig. 1 at A.
Specific embodiment
A kind of embodiment of cable type drilling well orienting device of the invention, as shown in Figs. 1-2, including crust of the device 1, device
Shell 1 is internally provided with decelerating motor 2, and decelerating motor 2 includes motor housing 3, which further includes one
End is used to connect the rotary joint 4 of downhole hardware with the transmission connection of decelerating motor 2, the other end.Rotary joint 4 is rotatablely installed in dress
It sets in shell.Rotary joint 4 includes that the rotational installation part 5 in crust of the device and the drilling well positioned at crust of the device end fill
Set installation section 6.It is mud motor in down-hole drilling apparatus the present embodiment.Motor housing 3 is installed on outside device by reducing sleeve 7
Inside shell, anti-rotation spline knot is provided between reducing sleeve 7 and crust of the device 1 and between reducing sleeve 7 and motor housing 3
Structure.
There is gap 8, rotary joint 4 has cavity of the opening towards drilling rig between motor housing 3 and crust of the device 1
9, the duct 10 being connected to gap 8 is provided on the outer wall of rotary joint 4, gap 8 forms slurry channel with duct 10 to provide
The driving force of drilling rig.The gap between above-mentioned motor housing and crust of the device is provided on the cavity wall of reducing sleeve 7 to be connected to
While also with the intercommunicating pore 11 of the hole link on rotary joint, so that mud passes through.It is provided with and is used for and drilling well in cavity 9
The hole electric connector 12 of device electric signal connection is used to transmit the signal of drilling rig, and the other end of hole electric connector 12 is fixed to be connected
It is connected on rotary joint 4, the connecting pin of hole electric connector is electrically connected with slip ring electric connector 23, and slip ring electric connector 23 passes through
Cable 26 carries out information transmitting, and information is reached on well.
It is provided with the installation cavity being connected to cavity 9 on rotary joint 4, seal nipple 22 is provided in installation cavity, hole is electrically connected
It connects device and seal nipple 22 is electrically connected.It is provided with the first connecting hole on rotary joint, is provided on the electric connector of hole and first
Corresponding second connecting hole of connecting hole is connected between the first connecting hole and the second connecting hole by screw 21.Sliding ring connector 23
Including the ring shaped conductor 27 being installed on reducing sleeve 7, the dotted conductor 30 being installed on rotary joint 4 and the dotted conductor 30 of press
Spring 29, ring shaped conductor 27 connect motor end cable, dotted 30 connecting hole electrical connector cable 31 of conductor.It is arranged on reducing sleeve
There is cable passage 28, the cable mounting groove 25 being connected to cable passage 28 is provided on the inner wall of decelerating motor shell.
The first transverse bearing 14 for the installation of rotary joint one end is provided on reducing sleeve inner wall, the end of crust of the device is set
It is equipped with hollow end 20, is threadedly coupled between end 20 and crust of the device, is provided on 20 inner wall of end another for rotary joint
Second transverse bearing 15 of one end installation, on the inner wall of crust of the device 1 in the first transverse bearing 14 and the second transverse bearing 15 it
Between be provided with for rotary joint installation two-direction thrust bearing 16.The quantity of two-direction thrust bearing 16 is two, bidirectional propulsion axis
It contracts and includes the first two-direction thrust bearing close to reducing sleeve and the second two-direction thrust bearing by proximal head, in the on rotary joint
Be arranged with first waveform spring 17 between one two-direction thrust bearing and reducing sleeve, on rotary joint in the second two-direction thrust bearing with
The second waveform spring is arranged between end.Rotary joint passes through two-direction thrust bearing and wave by two transverse bearing guiding
Shape spring is in axially support and damping.It is arranged with force bearing ring 18 between two two-direction thrust bearings on rotary joint, rotation connects
It is arranged fluted on the outer wall of head, mounting hole corresponding with groove is provided on force bearing ring 18, is provided with cutout in mounting hole
19, the axial direction upper limit block that the end of cutout 19 extend into groove with groove in shell cooperates.
When in use, mud passes through by between motor housing and crust of the device cable type drilling well orienting device of the invention
Gap, the cavity of rotary joint, rotary joint outer wall on duct and the slurry channel that is formed of intercommunicating pore on reducing sleeve,
Into mud motor, bit drilling well is driven.Electric signal is reached well by underground bearing signal through hole electric connector and cable
On.When needing to change orientation, by cable power supply, decelerating motor work, driving rotary joint rotation is wanted until meeting orientation
It asks.When needing deflecting, decelerating motor stalling, wellbore can according to the curved envelope angle of mud motor carry out deflecting, at that time into
When entering horizontal segment and not needing deflecting, decelerating motor continues 360 degree and slowly rotates, hole diameter reaming hole, no longer deflecting, so realizes orientation
Drilling well deflecting and not deflecting pattern switching.Cable type drilling well orienting device of the invention has precision height, facilitates operation control, energy
The advantages of continuous bidirectional rotation.
Decelerating motor is rotated benefit of the invention is that ground electric energy is transferred to underground by cable, drives downhole tool
Rotation overcomes to adjust well track and drives running accuracy low by mud in the prior art, wellbore is inconsistent with planned course
The problem of.Also have information transmission speed fast with cable transmitting signal simultaneously, quantity is big, and reliability is high, signal transmitting not by it is long away from
The advantages that from transmission limitation.
Claims (9)
1. a kind of cable type drilling well orienting device, it is characterised in that: including crust of the device, crust of the device is internally provided with deceleration electricity
Machine, decelerating motor include motor housing, which further includes that one end and decelerating motor transmission connection are another
The rotary joint for connecting down-hole drilling apparatus is held, rotary joint is rotatablely installed in crust of the device；Motor housing and device
There is gap between shell, rotary joint has cavity of the opening towards drilling rig, be provided on the outer wall of rotary joint with
The duct of gap connection, gap, duct and cavity form slurry channel to provide the driving force of down-hole drilling apparatus.
2. cable type drilling well orienting device according to claim 1, it is characterised in that: the motor housing passes through reducing sleeve
It is installed on inside crust of the device, is provided on the cavity wall of reducing sleeve outside intercommunicating pore, intercommunicating pore one end and motor housing and device
Gap between shell is connected to, the hole link on the other end and rotary joint of connecting hole.
3. cable type drilling well orienting device according to claim 2, it is characterised in that: the reducing sleeve and crust of the device it
Between and reducing sleeve and motor housing between be provided with anti-rotation spline structure.
4. cable type drilling well orienting device according to claim 2, it is characterised in that: be provided on the reducing sleeve inner wall
For the first transverse bearing of rotary joint one end installation, the end of crust of the device is provided with hollow end, sets on the inner wall of end
It is equipped with the second transverse bearing for the installation of the rotary joint other end, in the first transverse bearing and the second diameter on the inner wall of crust of the device
To the two-direction thrust bearing being provided between bearing for rotary joint installation.
5. cable type drilling well orienting device according to claim 4, it is characterised in that: the quantity of the two-direction thrust bearing
It is two, two-direction thrust bearing includes the second bidirectional propulsion axis close to the first two-direction thrust bearing of reducing sleeve and by proximal head
It holds, is arranged with first waveform spring on rotary joint between the first two-direction thrust bearing and reducing sleeve, on rotary joint
The second waveform spring is arranged between two two-direction thrust bearings and end.
6. cable type drilling well orienting device according to claim 5, it is characterised in that: double in two on the rotary joint
It is arranged with force bearing ring between axial thrust bearing, is arranged fluted on the outer wall of rotary joint, is provided on force bearing ring and groove pair
The mounting hole answered, is provided with cutout in mounting hole, the end of cutout extend into groove with groove crust of the device axis
Cooperate to direction upper limit block.
7. cable type drilling well orienting device according to claim 1 to 6, it is characterised in that: the rotary joint
Cavity in be provided with hole electric connector for connecting with down-hole drilling apparatus electric signal, for transmitting down-hole drilling apparatus
The other end of information, hole electric connector is fixedly connected on rotary joint, and the connecting pin of hole electric connector is electrically connected with slip ring
Electric connector, slip ring electric connector carry out information transmitting by cable.
8. cable type drilling well orienting device according to claim 7, it is characterised in that: the sliding ring connector includes installation
In the spring of ring shaped conductor, the dotted conductor and the dotted conductor of press that are installed on rotary joint on reducing sleeve, ring shaped conductor
Connect motor end cable, dotted conductor connecting hole electrical connector cable.
9. cable type drilling well orienting device according to claim 7, it is characterised in that: be provided with cable on the reducing sleeve
Channel is provided with the cable mounting groove being connected to cable passage on the inner wall of decelerating motor shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910175819.4A CN109779524A (en) | 2019-03-08 | 2019-03-08 | A kind of cable type drilling well orienting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910175819.4A CN109779524A (en) | 2019-03-08 | 2019-03-08 | A kind of cable type drilling well orienting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109779524A true CN109779524A (en) | 2019-05-21 |
Family
ID=66486345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910175819.4A Pending CN109779524A (en) | 2019-03-08 | 2019-03-08 | A kind of cable type drilling well orienting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109779524A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112878914A (en) * | 2021-02-08 | 2021-06-01 | 中国科学院地质与地球物理研究所 | Rotary steering drilling device |
| CN113107388A (en) * | 2021-05-18 | 2021-07-13 | 铁福来装备制造集团股份有限公司 | Rotary joint for drilling |
| US11396777B1 (en) | 2021-02-08 | 2022-07-26 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Rotary steering drilling apparatus |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0227456A2 (en) * | 1985-12-19 | 1987-07-01 | Dickinson, Ben Wade Oakes, III | Earth well drilling apparatus |
| WO1990015454A1 (en) * | 1989-06-09 | 1990-12-13 | Raychem Corporation | Feedthrough coaxial cable connector |
| CN2503639Y (en) * | 2001-11-02 | 2002-07-31 | 洛阳航空电器厂 | Electric connector with circular wire spring jack |
| GB201121470D0 (en) * | 2010-12-23 | 2012-01-25 | Schlumberger Holdings | Wired mud motor components, methods of fabricating the same, and downhole motors incorporating the same |
| CN104963628A (en) * | 2015-06-25 | 2015-10-07 | 中国石油天然气集团公司 | Coiled tubing drilling electric-hydraulic control orienting device |
| CN105888550A (en) * | 2016-05-05 | 2016-08-24 | 中国石油天然气集团公司 | Coiled tubing drilling electric-hydraulic control directional tool |
| US20170051600A1 (en) * | 2015-07-27 | 2017-02-23 | Cudd Pressure Control, Inc. | Steering tool system |
| CN210195663U (en) * | 2019-03-08 | 2020-03-27 | 南阳市天达同兴石油技术有限公司 | Cable type drilling directional device |
-
2019
- 2019-03-08 CN CN201910175819.4A patent/CN109779524A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0227456A2 (en) * | 1985-12-19 | 1987-07-01 | Dickinson, Ben Wade Oakes, III | Earth well drilling apparatus |
| WO1990015454A1 (en) * | 1989-06-09 | 1990-12-13 | Raychem Corporation | Feedthrough coaxial cable connector |
| CN2503639Y (en) * | 2001-11-02 | 2002-07-31 | 洛阳航空电器厂 | Electric connector with circular wire spring jack |
| GB201121470D0 (en) * | 2010-12-23 | 2012-01-25 | Schlumberger Holdings | Wired mud motor components, methods of fabricating the same, and downhole motors incorporating the same |
| GB2486777A (en) * | 2010-12-23 | 2012-06-27 | Schlumberger Holdings | A drilling system incorporating a flow diverter |
| CN104963628A (en) * | 2015-06-25 | 2015-10-07 | 中国石油天然气集团公司 | Coiled tubing drilling electric-hydraulic control orienting device |
| US20170051600A1 (en) * | 2015-07-27 | 2017-02-23 | Cudd Pressure Control, Inc. | Steering tool system |
| CN105888550A (en) * | 2016-05-05 | 2016-08-24 | 中国石油天然气集团公司 | Coiled tubing drilling electric-hydraulic control directional tool |
| CN210195663U (en) * | 2019-03-08 | 2020-03-27 | 南阳市天达同兴石油技术有限公司 | Cable type drilling directional device |
Non-Patent Citations (2)
| Title |
|---|
| 张坤石等: "潜艇光电装备技术", 31 January 2007, 哈尔滨工业大学出版社, pages: 264 - 266 * |
| 沈久珩等: "机械工程测试技术（一）", 31 May 1985, 冶金工业出版社, pages: 165 - 171 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112878914A (en) * | 2021-02-08 | 2021-06-01 | 中国科学院地质与地球物理研究所 | Rotary steering drilling device |
| CN112878914B (en) * | 2021-02-08 | 2021-11-19 | 中国科学院地质与地球物理研究所 | Rotary steering drilling device |
| US11396777B1 (en) | 2021-02-08 | 2022-07-26 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Rotary steering drilling apparatus |
| WO2022165936A1 (en) * | 2021-02-08 | 2022-08-11 | 中国科学院地质与地球物理研究所 | Rotary steerable drilling device |
| CN113107388A (en) * | 2021-05-18 | 2021-07-13 | 铁福来装备制造集团股份有限公司 | Rotary joint for drilling |
| CN113107388B (en) * | 2021-05-18 | 2024-03-05 | 铁福来装备制造集团股份有限公司 | Rotary joint for drilling |
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