CN110056323A - Efficient duplex prevents that other bit freezing bores strand formula milling cone - Google Patents
Efficient duplex prevents that other bit freezing bores strand formula milling cone Download PDFInfo
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- CN110056323A CN110056323A CN201910312768.5A CN201910312768A CN110056323A CN 110056323 A CN110056323 A CN 110056323A CN 201910312768 A CN201910312768 A CN 201910312768A CN 110056323 A CN110056323 A CN 110056323A
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/06—Cutting windows, e.g. directional window cutters for whipstock operations
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/024—Determining slope or direction of devices in the borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/10—Correction of deflected boreholes
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of efficient duplexes to prevent that other bit freezing bores strand formula milling cone, including rotating outer cylinder, stabilized platform, guide offset mechanism, load transfer mechanism, torque-transmitting mechanisms, upper backup pad, lower supporting plate, auger spindle, drill bit, seal bellows, rotation outer cylinder described in auger spindle connection bearing and conducting slip ring is connect with drilling rod or drill pipe system, the signal control device and power supply device being wirelessly connected with ground monitoring system are provided on the drilling rod, the power supply device connection signal control device, the signal control device is connect by power supply line and/or signal wire with conducting slip ring；The guide offset mechanism is set to the inside of stabilized platform, and the stabilized platform is set to the inside of rotation outer cylinder.Of the invention prevents that other bit freezing bores strand formula milling cone compared with traditional brill twists formula milling cone, not only torque great efforts, but also performance is stablized, and drilling is accurate, high-efficient, and long service life, intelligence degree are high, can effectively promote drilling efficiency.
Description
Technical field
The present invention relates to oil/gas drilling fields more particularly to a kind of efficient duplex to prevent that other bit freezing bores strand formula milling cone.
Background technique
Steerable drilling is by high-effect drill bit, is oriented to power drilling tool and MWD group integrally, and auxiliary computer software, group
At steering drilling system, it is applied in petroleum drilling engineering, orientation can be changed in due course and opens two kinds of operating conditions of turntable, it is fixed to be continuously finished
To deflecting, increasing hole angle, hold angle, drop angle and orientation operation is turned round, and does not have to the change drill assembly that pulls out of hole, can quickly drill out high quality
The drilling mode of well track.
As domestic and international most oil gas fields subsequently enter mid-later development phase, Reservoir Development difficulty is gradually increased, and is bored and is met ground
Layer characteristic is increasingly complicated, in addition offshore oil, the probing successively in Offshore Oil gas field, coal bed gas field, to conventional extended reach well, water
More stringent requirements are proposed for the drilling technologies such as horizontal well and multilateral well.Rotary steerable drilling technology is to grow up in recent years
A tip closed loop automatic well drill new technology, its appearance is a qualitative leap of world well technology.
Underground rotary steering drilling tool system is divided into pushing type and directional type according to its guidance mode, according to biasing machine
The working method of structure can be divided into quiescent biasing formula and dynamic bias formula again, in terms of applicable cases, directional type rotary steerable drilling system
The deflecting ability of system is more applicable for big hole diameter or out-of-round oversized hole, soft formation, dead-soft bottom independent of the contact with the borehole wall
Facilitate so that drilling dog-leg severity and lateral drilling deflecting ability greatly improve by wellbore with the hanging sidetracking of naked eye of interlayer etc.
Control improves wellbore quality in the optimum position of oil reservoir, guarantees downhole safety.And wherein dynamic directional type rotary steerable drilling system
System is even more it is smooth, regular to drill out wellbore, and can effectively improve rate of penetration since its drill assembly is fully rotating, increase torque,
Bit pressure is adjusted, gives full play to bit performance, the welcome by oilfield drillings many in world wide company.
World-renowned petroleum technology service company Baker Hughes, Schlumberger, Halliburton etc. are
Developed respective rotary steering drilling tool system.Domestic Xi'an Petroleum University, Shengli Oil Field drilling well institute, middle extra large petroleum are ground
Study carefully the units such as center, China University of Geosciences, Southwest Petrol University, Liaohe Oil Field providence petroleum equipment company also carried out rotation lead
It is studied to drilling technology, achieves certain research achievement successively.Generally, rotary steering closed loop drilling technology is still in quick
The stage of development, international competition are very fierce.Wherein dynamic guiding type rotary steering drilling tool system is world today's drilling well
In the acme of technology development, represent the developing direction of high-precision directional drill well technology.
Chinese patent notification number CN 101586440A, publication date on November 25th, 2009, entitled one kind of innovation and creation
(patent application is also utility model patent authorization, Authorization Notice No.: CN 201450731 to guiding type rotary steering drilling tool
U, authorized announcement date on May 12nd, 2010), this application discloses a kind of mechanics of surface characteristic for not depending on stratum, structure letters
It is single, and it is capable of the guiding type rotary steering drilling tool system of accurate and effective control well track, it is quiet in the system nature
State biases guiding type rotary steering drilling tool system, disadvantage is that outer cylinder does not revolve when 1. the drilling tool works
Turn, action torque is smaller；2. the guiding of the drilling tool is bent by mandrel and is realized, which is subjected to high-intensitive
Alternate stress is easy to happen fatigue damage.
Technically, dynamic directional type rotary steerable drilling system be one integrate mechanical, electrical, liquid closed loop from
Autocontrol system, deflecting ability are and fully rotating for major technique with all components in underground independent of the contact with the borehole wall
Feature.
U.S. Patent number 6,109,372, March 15 1999 applying date, grant date on August 29th, 2000, innovation and creation
It is entitled using Hydraulic Servo-Loop control rotary steering drilling tool system (Rotary Steerable Well
Drilling System Utilizing Hydraulic Servo-loop), which discloses a kind of based on dynamic directional type
Rotary steerable tool, outer cylinder directly drive biasing mechanism and then drive bit, living by two groups of the direction X-Y hydraulic-driven
The uninterrupted movement of plug is come the relative position of biasing mechanism when controlling work and outer cylinder, to achieve the purpose that direction, it is characterized in that
Need known accurately outer cylinder rotation speed, and the running position of the two groups of hydraulic drive pistons in the direction servo antrol X-Y at any time, liquid
Pressure driving piston displacement and outer cylinder revolving speed simultaneous control in addition itself high load capacity work, undoubtedly will increase and be accurately directed to control
The difficulty of system.
Application No. is the invention granted patents of CN201210402593.5 for the prior art, disclose a kind of dynamic directional type rotation
Turn guide drilling tool, including rotation outer cylinder, stabilized platform, guide offset mechanism, load transfer mechanism, torque-transmitting mechanisms,
Upper backup pad, lower supporting plate, auger spindle, drill bit, seal bellows, auger spindle connection bearing and conducting slip ring, it is characterised in that: rotation
Outer cylinder directly applies bit pressure and torque to drill bit, drives auger spindle, drill bit to rotate jointly, according to preset well track parameter or ground
Monitoring system telecommand is calculated the hole angle and azimuth information to be controlled by computing unit, over the ground using stabilized platform
Static control method simultaneously combines hydraulic drive piston guide offset mechanical work principle, realizes biasing mechanism structure bent angle, spy
It is not hole angle and azimuthal accurate control.Although can be good at solving the deviation of auger spindle in the system nature,
The stabilization of auger spindle and support cannot guarantee well, be easy to appear bit freezing, and cannot grasp brill well when in use
The speed of well.
In view of described above, it is necessary to study a set of more perfect drilling equipments for we, are improving drilling guidance support
Stabilization increase the efficiency of drilling well simultaneously.
Summary of the invention
It is an object of the invention to overcome problem above of the existing technology, a kind of efficient duplex is provided and prevents that other bit freezing bores
Strand formula milling cone, of the invention prevents that other bit freezing bores strand formula milling cone compared with traditional brill twists formula milling cone, not only torque great efforts, but also
Performance is stablized, and drilling is accurate, high-efficient, and long service life, intelligence degree are high, can effectively promote drilling efficiency.
To realize above-mentioned technical purpose and the technique effect, the invention is realized by the following technical scheme:
A kind of efficient duplex prevents that other bit freezing bores strand formula milling cone, including rotation outer cylinder, stabilized platform, guide offset mechanism, bores
Press transmission mechanism, torque-transmitting mechanisms, upper backup pad, lower supporting plate, auger spindle, drill bit, seal bellows, auger spindle connection bearing and
Rotation outer cylinder described in conducting slip ring is connect with drilling rod or drill pipe system, is provided on the drilling rod and is wirelessly connected with ground monitoring system
The signal control device and power supply device connect, the power supply device connection signal control device, the signal control device pass through
Power supply line and/or signal wire are connect with conducting slip ring；The guide offset mechanism is set to the inside of stabilized platform, the stabilization
Platform is set to the inside of rotation outer cylinder, and stabilized platform main body, stabilized platform including hollow cylindrical connect bearing, stablize and put down
Platform servo motor and stabilized platform motor coupler；Stabilized platform main body upper end rotates the lower supporting plate of outer cylinder by being mounted on
It embeds bearing with lower supporting plate to be connected and fixed, lower end connects bearing by stabilized platform and rotation outer tube inner wall is fitted close, institute
It states stabilized platform servo motor to be mounted on the upper backup pad of rotation outer cylinder, the upper backup pad and lower supporting plate pass through interior hexagonal
Fastened by screw is on rotation outer cylinder and therewith moves together, and the stabilized platform motor coupler is for stable connection platform servo
Motor and stabilized platform main body are provided with gyroscope in the stabilized platform main body, and the gyroscope is connect with controller, described
Controller is connect with conducting slip ring, signal control device and stabilized platform servo motor, the stabilized platform servo motor driving
Stabilized platform main body makes it keep static over the ground in the operating condition relative to rotation outer cylinder constant speed phase reverse rotation；The drill bit
On be additionally provided with connection controller sensor.
Preferably, the guide offset mechanism is in 120 ° of installation groups by the hydraulic drive piston of three connection controllers
At the central area that the hydraulic drive piston is surrounded has an auger spindle to connect bearing；It is angular contact axis that the auger spindle, which connects bearing,
It holds, inside is fitted close with auger spindle top connector, external to be connected directly with each hydraulic drive piston；It is hydraulic by changing
The linear motion displacement for driving piston, will change the structure bent angle of auger spindle.
Preferably, the conducting slip ring includes the film conducting slip ring connecting with power supply line and connect with signal wire
Signal conducting slip ring；Each electronic component unit of the power supply conducting slip ring for being connected to controller and with controller supplies
Electricity；The signal conducting slip ring is for the signal transmission between controller and signal control device.
Preferably, the controller includes circuit board and setting signal amplifier on circuit boards and micro process
Device, the circuit board with conducting slip ring, sensor, gyroscope, stabilized platform servo motor and hydraulic drive piston for connecting；
The microprocessor by receiving gyroscope relative to the angle signal on ground and the signal of ground monitoring system, stablize by control
Platform servo motor drives stabilized platform main body relative to rotation outer cylinder constant speed phase reverse rotation, keeps it in the operating condition pair
Ground is static and driving hydraulic drive piston controls the auger spindle that drill bit is connected and moved, to correct or tilt the brill of drill bit
Angle.
Preferably, being provided with the auger spindle gyroscope for rotating and remaining stationary relative to auger spindle, the brill on the auger spindle
Axis gyroscope is connect with controller.Auger spindle gyroscope is used to the angle signal of auger spindle being sent to controller, by controller according to
The angle signal received is compared with the program that the program of inner setting and/or ground are sent, when the angle letter received
When number angle signal sent with the angle signal of inner setting and/or ground is inconsistent, the hydraulic drive piston of drive connection,
The linear slider driving auger spindle being hydraulically operated on piston moves the angle and inner setting for making auger spindle to carry out angle correction
The angle signal that angle signal and/or ground are sent is consistent.Wherein, auger spindle gyroscope is mounted on auger spindle seat, and auger spindle seat passes through
The servo motor installed on bearing and auger spindle 4 and auger spindle is connect, and servo motor is set in auger spindle fixed plate, auger spindle fixed plate
It is connect by steel ball with upper cardan cage and lower cardan cage, lower cardan cage is threadedly secured to upper cardan ball
Cage, upper cardan cage are fixedly connected by hexagon socket head cap screw with rotation outer cylinder.In addition, the universal-joint Rzeppa and steel ball of setting are not
The auger spindle that can be only connected with Auxiliary support auger spindle fixed plate, and tilted convenient for auger spindle, facilitate with torque-transmitting mechanisms cooperation
The stabilization for increasing auger spindle, reduces the shaking of auger spindle, promotes the service performance and service life of auger spindle.In addition, the position of auger spindle seat
It sets far from torque-transmitting mechanisms, close to the side of stabilized platform.
Preferably, the signal control device includes the pedestal connecting with drilling rod and the master control being set on the base electricity
Road plate and the processor being arranged on main control board, signal amplifier and wireless transceiver；The signal amplifier is used for will
It is sent to controller and/or wireless receiver after the signal amplification received, by wireless transceiver and ground monitoring system
Wireless transceiver communicates wirelessly connection.Wherein, pedestal is fixed on drilling rod by hexagon socket head cap screw, is revolved with drilling rod
Turn.
Preferably, the power supply device includes the conductive traveller being set on the base and is arranged on conductive traveller
Conductive sliding sleeve, the conduction sliding sleeve are connect with external power supply, and the conduction traveller is connect with signal control device, the signal control
Device processed is connect by unidirectional quick plug with the quick socket on drilling rod.It adopts this technical solution, by external power supply by leading
Power supply is passed to conductive traveller by electric sliding sleeve, then by conductive traveller to each electronics member in signal control device and rotation outer cylinder
Part is powered.Wherein, external power supply includes the battery of alternating current or generator or large capacity.
Preferably, the both ends of the drilling rod are respectively arranged with quick socket, pass through power supply line between the quick socket
It is connected with signal wire, the power supply line and signal wire are located in the trunking of drilling rod side setting, also set up in the trunking
There is the protection cap connecting with drilling rod outer surface, is connected between two adjacent drilling rods by two-way quick plug and quick socket
It connects.Wherein, after two adjacent drilling rods connection, trunking is being located along the same line.
Preferably, the ground monitoring system includes computer and the display connecting with computer and input key mouse
And setting is on computers for the signal transceiver with signal control device wireless telecommunications.It adopts this technical solution, inputs
Key mouse is sent to signal control by signal transceiver after being analyzed by the program processing being arranged in computer for inputting program instruction
Device processed will be transmitted to controller after received signal processing analysis by signal control device.Wherein, computer is also bored with turntable
Drilling equipment connection, the revolving speed and drilling rod feed speed of drilling well are bored for controlling turntable.
Preferably, the sensor is embedded in side of the drill bit close to cutting end, sensor include sonic sensor,
One of digital image sensor, vibrating sensor, temperature sensor, tension torque sensor and pressure sensor are more
Kind.Wherein, digital image sensor is used to capture and shoot the broken landwaste of shaft bottom drill bit, and the landwaste of shooting is passed through control
Device is sent to ground signal control device, is sent to ground monitoring system by signal control device；Vibrating sensor is with by drill bit
Vibration signal caused by broken landwaste is sent to controller；Power torque sensor is crushed torsion caused by landwaste with by drill bit
Signal is sent to controller；Signal control device is sent to by controller, then ground monitoring system is sent to by signal control device
System, by signal control device or ground monitoring system, vibration signal and torsion signal determine subterranean drill bit crushable layer based on the received
Soft or hard and drill bit stress, and this signal is sent to ground monitoring system, by ground monitoring system according to inner setting
Control process control turntable bore drilling well revolving speed and feed speed, thus protect drill bit and adjust drilling well speed.
Preferably, the stabilized platform servo motor and servo motor are hollow shaft type motor.
Preferably, the guide offset mechanism is to be mutually three hydraulic drive pistons of 120 ° of installations, the hydraulic drive
The central area that piston is surrounded have an auger spindle connect bearing, can by adjusting the straight-line displacement of each hydraulic drive piston,
Form structure bent angle, the straight-line displacement there are design maximum straight-line displacement, the structure bent angle from 0 ° to design maximum angle change,
Structure bent angle design maximum angle determines that auger spindle is connect under bearing from auger spindle with hydraulic drive piston design maximum straight-line displacement
End face is oriented to the designed distance of rotary middle point into torque-transmitting mechanisms；The auger spindle connection bearing is angular contact bearing,
Inside and auger spindle top connector are fitted close, external to be connected directly with each hydraulic drive piston；Change hydraulic drive piston
Linear motion displacement, the structure bent angle of auger spindle will be changed；Wherein, hydraulic drive piston is that electric hydaulic drives piston.?
In drilling process, outer cylinder rotates always, and torque and bit pressure are efficiently passed to drill bit；By adjusting in guide offset mechanism
The flexible straight-line displacements of two groups of hydraulic drive pistons, it can be achieved that auger spindle center line and the formed structure bent angle of outer cylinder center line from 0 °
Change between design max architecture bent angle value, and then achievees the purpose that control hole angle；By adjusting stabilized platform relative rotation
The angular displacement of outer cylinder can make auger spindle center line be directed toward any control azimuth within the scope of 0~360 ° of the four corners of the world.
Preferably, load transfer mechanism includes bit pressure bearing ring, elastic washer, spherical surface thrust ring and spherical surface from top to bottom
Rotating ring；The torque-transmitting mechanisms include upper cardan cage, lower cardan cage, steel ball, connecting key and for protecting
The inner sleeve and outer sleeve of torque-transmitting mechanisms；Be installed with auger spindle in load transfer mechanism, the upper end by auger spindle connect bearing with
The eccentric ducted body of interior eccentric hoop is fastenedly connected, and middle part is extended with inner concave among cylindrical " convex " platform and spherical rotary ring and connects
Touching so that can the bit pressure on spinning in future outer cylinder be further transferred on auger spindle, and then before being transferred to and being installed on auger spindle
On the drill bit at end；The bit pressure bearing ring is porose " recessed " shape cylindrical structure among one, and the upper end is placed in rotation outer cylinder
On wall concave station, lower end is in contact with the upper cardan cage set of torque-transmitting mechanisms, and directly carrying comes on spinning outer cylinder
Bit pressure, elastic washer, spherical surface thrust ring and spherical rotary ring are sequentially placed into inside bit pressure bearing ring, spherical surface thrust ring and spherical surface
The centre of sphere O of rotating ring is the guiding rotation center of auger spindle, the upper cardan cage and lower cardan cage main structure class
Seemingly, it is hollow cylinder, 8 1/4 " concave spherical surface " is evenly equipped at inner wall, it is just " recessed with another 1/2 on auger spindle corresponding position
Spherical surface " forms global face, and the whole world face is built-in with high-quality steel ball, and dynamic torque is by eight connecting keys being evenly arranged on around outer cylinder
Be transferred to upper cardan cage and lower cardan cage, then by eight major diameter steel balls in the way of sphere-contact by torque
It is applied to auger spindle, and then is acted on drill bit.
Preferably, it includes being mounted on being used for for upper backup pad lower end surface that the efficient duplex, which prevents that other bit freezing bores strand formula milling cone,
The power supply of stable connection platform servo motor and the stabilized platform conducting slip ring of control signal wire；The auger spindle is connect with auger spindle
The mud sealing of bearing can be realized with seal bellows；The auger spindle and the sealing of the mud of lower cardan cage can use sealing wave
Line pipe is realized.
Preferably, the efficient duplex prevents that other bit freezing bores strand formula milling cone and may also include the brill being located above rotation outer cylinder
Quickly, to improve the effect bit pressure for rotating outer cylinder；Mud motor above rotation outer cylinder is turned round with changing the rotation of rotation outer cylinder
Square；Turbogenerator above rotation outer cylinder provides electric power support for twisting formula milling cone for the brill.
To realize that efficient duplex prevents that other bit freezing bores the flexible guiding and smooth working of strand formula milling cone, the present invention also provides one kind
The characteristics of and stable control method servo-actuated to the well track of the equipment, foundation well track servo antrol, using containing fuzzy
The close-loop control scheme of PID controller is changed and load disturbance in a big way with eliminating drilling parameter to a greater extent
Influence to well track；Preset well track parameter or ground monitoring system telecommand are tracked, is calculated at different well depths
The information such as rate of penetration, hole angle and azimuth as control system input variable；Comprehensively consider measurement hole deviation angular displacement, side
Azimuth deviation, drilling speed deviation and each deviation variation rate determine the subordinating degree function and control rule of fuzzy variable, design steady
Fixed platform is servo-actuated fuzzy controller and hole angle, azimuth are oriented to fuzzy controller, improves the fuzzy control of multiple input single output
System realizes the control requirement to stabilized platform, guide offset mechanism and auger spindle.
The beneficial effects of the present invention are:
1. brill of the invention twists the not only torque great efforts of formula milling cone, but also performance is steady compared with traditional brill twists formula milling cone
Fixed, drilling is accurate, high-efficient, and long service life, intelligence degree are high, can effectively promote drilling efficiency, and be not easy card
It bores；
2. it is of the invention novel in design, it is structurally reasonable, facilitate adjustment, the rotary drilling mode being directed toward by its dynamic can be right
The drilling process of horizontal well, extended reach well, high angle hole and Multilateral Wells etc. is effectively oriented to, and can be increased torque, be adjusted and bore
Pressure improves rate of penetration to meet different Geologic Requirements, gives full play to bit performance, and then improve drilling efficiency；
3. it is steady by the gyroscope adjust automatically of setting by controller that the present invention bores the stabilized platform main body in strand formula milling cone
The revolving speed of fixed platform servo motor, intelligence degree are high, can effective guarantee stabilized platform main body keep in the operating condition pair
Ground is static；
4. the auger spindle gyroscope that the present invention bores in strand formula milling cone can effectively feed back the angle signal of auger spindle, and can lead to
The control procedure auto-control guide offset mechanism for crossing setting, to adjust the brill angle of auger spindle, to promote the accurate of wellbore trace
Rate；
5. the present invention, which bores the sensor in strand formula milling cone, to be effectively crushed the feedback of signal caused by landwaste for drill bit
To controller, signal control device and ground monitoring system, is automatically controlled and turned according to the geology of broken landwaste by artificial or system
Disk bores the revolving speed and feed speed of drilling well, to protect drill bit and adjust the speed of drilling well；
6. the present invention bores the auger spindle fixed plate in strand formula milling cone and connect by steel ball with universal-joint Rzeppa, can not only assist
Auger spindle is supported, and is tilted convenient for auger spindle, facilitates the stabilization for increasing auger spindle with torque-transmitting mechanisms cooperation, reduces the shake of auger spindle
Dynamic, shaking and bit freezing, effectively promote the service performance and service life of auger spindle；
7. ground monitoring system of the invention is by wireless signal and bores the signal control device progress pair on strand formula milling cone
To wireless communication, effectively reduces ground monitoring system and the cable for boring strand formula milling cone is relied on.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, with presently preferred embodiments of the present invention and attached drawing is cooperated to be described in detail below.This hair
Bright specific embodiment is shown in detail by following embodiment and its attached drawing.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is structural schematic diagram of the present invention；
Fig. 2 is auger spindle gyroscope position scheme of installation of the present invention；
Fig. 3 is the connection schematic diagram of auger spindle of the present invention and guide offset mechanism；
Fig. 4 is the schematic diagram of drilling rod of the present invention and signal control device and power supply device；
Fig. 5 is rationality slot cross-section schematic diagram of the present invention.
Figure label explanation: rotation outer cylinder 1, upper backup pad 2, lower supporting plate 3, auger spindle 4, drill bit 5, seal bellows 6 bore
Axis connection bearing 7, conducting slip ring 8, drilling rod 9, signal control device 10, power supply device 11, stabilized platform main body 12, stabilized platform
Connect bearing 13, stabilized platform servo motor 14, stabilized platform motor coupler 15, two-way quick plug 16, in lower supporting plate
Embedding bearing 17, protection cap 18, hexagon socket head cap screw 19, gyroscope 20, controller 21, sensor 22, auger spindle gyroscope 23, straight line are sliding
Block 24, steel ball 25, upper cardan cage 26, lower cardan cage 27, unidirectional quick plug 28, quick socket 29, power supply line and
Signal wire 30, bit pressure bearing ring 31, elastic washer 32, spherical surface thrust ring 33, spherical rotary ring 34, inner sleeve 35, outer sleeve 36,
Pedestal 101, wireless transceiver 102, conductive traveller 111, conductive sliding sleeve 112, external power supply 113, auger spindle seat 231, bearing 232,
Servo motor 233, auger spindle fixed plate 234, trunking 901.
Specific embodiment
The invention will be further described with reference to the accompanying drawing:
Referring to figs. 1 to shown in Fig. 5, a kind of efficient duplex prevents that other bit freezing bores strand formula milling cone, including rotation outer cylinder 1, stablize it is flat
It is platform, guide offset mechanism, load transfer mechanism, torque-transmitting mechanisms, upper backup pad 2, lower supporting plate 3, auger spindle 4, drill bit 5, close
Rotation outer cylinder 1 described in envelope bellows 6, auger spindle connection bearing 7 and conducting slip ring 8 is connect with drilling rod 9 or drill pipe system, the drilling rod
The signal control device 10 and power supply device 11 being wirelessly connected with ground monitoring system are provided on 9, the power supply device 11 connects
Signal control device 10 is connect, the signal control device 10 is connect by power supply line and/or signal wire with conducting slip ring 8；It is described
Guide offset mechanism is set to the inside of stabilized platform, and the stabilized platform is set to the inside of rotation outer cylinder 1, including hollow circle
Cylindrical stabilized platform main body 12, stabilized platform connection bearing 13, stabilized platform servo motor 14 and stabilized platform motor shaft coupling
Device 15；12 upper end of stabilized platform main body embeds bearing 17 by the lower supporting plate 3 and lower supporting plate that are mounted on rotation outer cylinder 1 and connects
Fixation is connect, lower end connects bearing 13 by stabilized platform and rotation 1 inner wall of outer cylinder is fitted close, the stabilized platform servo motor
12 are mounted on the upper backup pad 2 of rotation outer cylinder 1, and the upper backup pad 2 is fastened on lower supporting plate 3 by hexagon socket head cap screw 19
It moves on rotation outer cylinder 1 and together therewith, the stabilized platform motor coupler 15 is used for stable connection platform servo motor 14
With stabilized platform main body 12, gyroscope 20 is provided in the stabilized platform main body 12, the gyroscope 20 connects with controller 21
It connects, the controller 21 is connect with conducting slip ring 8, signal control device 10 and stabilized platform servo motor 14, and the stabilization is flat
Platform servo motor 14 drives stabilized platform main body 12 relative to rotation 1 constant speed phase reverse rotation of outer cylinder, protects it in the operating condition
It holds static over the ground；The sensor 22 of connection controller 21 is additionally provided on the drill bit 5.
Preferably, the guide offset mechanism is in 120 ° of installation groups by the hydraulic drive piston of three connection controllers 21
At the central area that the hydraulic drive piston is surrounded has an auger spindle to connect bearing 7；It is angular contact that the auger spindle, which connects bearing 7,
Bearing, inside is fitted close with 4 top connector of auger spindle, external to be connected directly with each hydraulic drive piston；Pass through change
The linear motion of hydraulic drive piston is displaced, and will change the structure bent angle of auger spindle 4.
Preferably, the conducting slip ring 8 includes the film conducting slip ring connecting with power supply line and connect with signal wire
Signal conducting slip ring；Each electronic component list of the power supply conducting slip ring for being connected to controller 21 and with controller 21
Member power supply；The signal conducting slip ring is for the signal transmission between controller 21 and signal control device 10.
Preferably, the controller 21 is including circuit board and signal amplifier on circuit boards and micro process is arranged
Device, the circuit board are used for living with conducting slip ring 8, sensor 21, gyroscope 20, stabilized platform servo motor 14 and hydraulic-driven
Plug connection；The microprocessor is by receiving gyroscope 20 relative to the angle signal on ground and the letter of ground monitoring system
Number, control stabilized platform servo motor 14 drive stabilized platform main body 12 relative to rotation 1 constant speed phase reverse rotation of outer cylinder, make its
It keeps static over the ground under working condition and driving hydraulic drive piston controls the auger spindle 4 that drill bit 5 is connected and moved, to entangle
Just or inclination drill bit 5 brill angle.
Preferably, being provided with the auger spindle gyroscope 23 for rotating and remaining stationary relative to auger spindle 4, institute on the auger spindle 4
Auger spindle gyroscope 23 is stated to connect with controller 21.Auger spindle gyroscope 23 is used to the angle signal of auger spindle 4 being sent to controller 21,
It is compared according to the angle signal received with the program that the program of inner setting and/or ground are sent by controller 21, when
When the angle signal that the angle signal of the angle signal and inner setting that receive and/or ground are sent is inconsistent, it is drivingly connected
Hydraulic drive piston, the linear slider 24 that is hydraulically operated on piston drives auger spindle 4 mobile to carry out angle correction, makes auger spindle
4 angle is consistent with the angle signal that the angle signal of inner setting and/or ground are sent.Wherein, auger spindle gyroscope 23 is installed
On auger spindle seat 231, auger spindle seat 231 is connect by the servo motor 233 installed on bearing 232 and auger spindle 4 and auger spindle 4, is watched
It takes motor 233 to be set in auger spindle fixed plate 234, auger spindle fixed plate 234 passes through steel ball 25 and upper cardan cage 26 and lower ten thousand
It is connected to section cage 27, lower cardan cage 27 is threadedly secured to upper cardan cage 26, and upper cardan cage 26 passes through
Hexagon socket head cap screw 19 is fixedly connected with rotation outer cylinder 1.In addition, the universal-joint Rzeppa and steel ball 25 of setting not only can be with Auxiliary supports
The auger spindle 4 that auger spindle fixed plate 234 connects, and tilted convenient for auger spindle 4, help to increase auger spindle 4 with torque-transmitting mechanisms cooperation
Stabilization, reduce auger spindle 4 shaking, promoted auger spindle 4 service performance and service life.In addition, the position of auger spindle seat 231 is remote
From torque-transmitting mechanisms, close to the side of stabilized platform.
Preferably, the signal control device 10 includes the pedestal 101 connecting with drilling rod 9 and is arranged in pedestal 101
On main control board and the processor, signal amplifier and the wireless transceiver 102 that are arranged on main control board；The signal
It is sent to controller and/or wireless receiver 102 after the signal amplification that amplifier is used to receive, by wireless transceiver 102
It communicates wirelessly and connect with the wireless transceiver in ground monitoring system.Wherein, pedestal 101 is fixed on by hexagon socket head cap screw
On drilling rod 9, rotated with drilling rod 9.It adopts this technical solution, the drilling rod 9 connecting with pedestal 101 is set as kelly bar, is used for
Drill string is set as in the drilling rod 9 that shaft bottom is rotated with drill bit 5 and outer cylinder.
Preferably, the power supply device 11 includes the conductive traveller 111 being arranged on pedestal 101 and is arranged in conduction
Conductive sliding sleeve 112 on traveller 111, the conduction sliding sleeve 112 are connect with external power supply 113, the conduction traveller 111 and signal
Control device 10 connects, and the signal control device 10 is connect by unidirectional quick plug 28 with the quick socket 29 on drilling rod 9.
It adopts this technical solution, power supply is passed to by conductive traveller 111 by conductive sliding sleeve 112 by external power supply 113, then sliding by conduction
Column 111 is powered to each electronic component in signal control device 10 and rotation outer cylinder 1.Wherein, external power supply 113 includes
The battery of alternating current or generator or large capacity.
Preferably, the both ends of the drilling rod 9 are respectively arranged with quick socket 29, pass through electricity between the quick socket 29
Source line and signal wire 30 connect, and the power supply line and signal wire 30 are located in the trunking 901 of 9 side of drilling rod setting, the reason
It is additionally provided with the protection cap 18 connecting with 9 outer surface of drilling rod in wire casing 901, passes through between two adjacent drilling rods 9 two-way fast
Fast plug 16 is connect with quick socket 29.Wherein, after two adjacent drilling rods 9 connection, trunking 901 is being located at same straight line
On.It adopts this technical solution, after upper and lower drilling rod 9 connects, two-way quick plug 16 is inserted respectively into quick on upper and lower drilling rod 9
In socket 29, then, the open button of protection cap 18 is gone back, wherein the sealant of insulation is provided on two-way quick plug 16,
For waterproof.
Preferably, the ground monitoring system includes computer and the display connecting with computer and input key mouse
And setting is on computers for the signal transceiver with signal control device wireless telecommunications.It adopts this technical solution, inputs
Key mouse is sent to signal control by signal transceiver after being analyzed by the program processing being arranged in computer for inputting program instruction
Device 10 processed will be transmitted to controller 21 after received signal processing analysis by signal control device 10.Wherein, computer also with
Turntable bores drilling equipment connection, and the revolving speed and drilling rod feed speed of drilling well are bored for controlling turntable.
Preferably, the sensor 22 is embedded in drill bit 5 close to the side of cutting end, sensor 22 is passed including sound wave
One of sensor, digital image sensor, vibrating sensor, temperature sensor, tension torque sensor and pressure sensor
Or it is a variety of.Wherein, digital image sensor is used to capture and shoot the broken landwaste of shaft bottom drill bit 5, and the landwaste of shooting is led to
It crosses controller 21 and is sent to ground signal control device 10, ground monitoring system is sent to by signal control device 10；Vibration passes
Sensor is sent to controller 21 with drill bit 5 is crushed vibration signal caused by landwaste；Power torque sensor is crushed with by drill bit 5
Torsion signal caused by landwaste is sent to controller 21；Signal control device 10 is sent to by controller 21, then by signal control
Device 10 processed is sent to ground monitoring system, by signal control device 10 or ground monitoring system based on the received vibration signal and
Torsion signal determines the stress of the soft or hard and drill bit 5 of 5 crushable layer of subterranean drill bit, and this signal is sent to ground monitoring system
System is bored the revolving speed and feed speed of drilling well by ground monitoring system according to the control process control turntable of inner setting, thus
It protects drill bit 5 and adjusts the speed of drilling well.
Preferably, the stabilized platform servo motor 14 and servo motor 233 are hollow shaft type motor.
Preferably, the guide offset mechanism is to be mutually three hydraulic drive pistons of 120 ° of installations, the hydraulic drive
The central area that piston is surrounded have an auger spindle connect bearing 7, can by adjusting the straight-line displacement of each hydraulic drive piston,
Form structure bent angle, the straight-line displacement there are design maximum straight-line displacement, the structure bent angle from 0 ° to design maximum angle change,
Structure bent angle design maximum angle determines that auger spindle 4 connect bearing 7 from auger spindle with hydraulic drive piston design maximum straight-line displacement
Lower end surface is oriented to the designed distance of rotary middle point into torque-transmitting mechanisms；The auger spindle connection bearing 7 is angular contact bearing,
Its inside is fitted close with 4 top connector of auger spindle, external to be connected directly with each hydraulic drive piston；It is living to change hydraulic-driven
The linear motion of plug is displaced, and will change the structure bent angle of auger spindle 4；Wherein, hydraulic drive piston is that electric hydaulic drives piston.
In drilling process, outer cylinder rotates always, and torque and bit pressure are efficiently passed to drill bit 5；By adjusting guide offset machine
The flexible straight-line displacement of two groups of hydraulic drive pistons is, it can be achieved that 4 center line of auger spindle and the formed structure of outer cylinder center line are curved in structure
Angle changes from 0 ° to design max architecture bent angle value, and then achievees the purpose that control hole angle；By adjusting stabilized platform phase
Angular displacement to rotation outer cylinder 1 can make 4 center line of auger spindle be directed toward any control azimuth within the scope of 0~360 ° of the four corners of the world.
Preferably, load transfer mechanism includes bit pressure bearing ring 31, elastic washer 32, spherical surface thrust ring 33 from top to bottom
With spherical rotary ring 34；The torque-transmitting mechanisms include upper cardan cage 26, lower cardan cage 27, steel ball 25, connection
Key and inner sleeve 35 and outer sleeve 36 for protecting torque-transmitting mechanisms；Auger spindle 4, the upper end are installed in load transfer mechanism
Bearing 7 is connected by auger spindle and the eccentric ducted body of interior eccentric hoop is fastenedly connected, and middle part is extended with cylindrical " convex " platform and spherical surface
The intermediate inner concave of rotating ring 34 is in contact so that can the bit pressure on spinning in future outer cylinder 1 be further transferred on auger spindle 4,
And then it can be transferred on the drill bit 5 for being installed on 4 front end of auger spindle；The bit pressure bearing ring 31 is porose " recessed " shape circle among one
Rod structure, the upper end are placed on rotation 1 inner wall concave station of outer cylinder, and lower end covers 26 phases with the upper cardan cage of torque-transmitting mechanisms
Contact, directly carrying come spinning outer cylinder 1 on bit pressure, elastic washer 32, spherical surface thrust ring 33 and spherical rotary ring 34 according to
Secondary to be placed in inside bit pressure bearing ring 31, the centre of sphere O of spherical surface thrust ring 33 and spherical rotary ring 34 is in the guiding rotation of auger spindle 4
The heart, the upper cardan cage 26 is similar with 27 main structure of lower cardan cage, is hollow cylinder, is evenly distributed at inner wall
There are 8 1/4 " concave spherical surface ", global face, the whole world face are just formed with another 1/2 " concave spherical surface " on 4 corresponding position of auger spindle
It is built-in with high-quality steel ball 25, dynamic torque is transferred to upper cardan cage 26 under by eight connecting keys being evenly arranged on around outer cylinder
Universal-joint Rzeppa 27 is then placed a torque in the way of sphere-contact by eight major diameter steel balls 25 in auger spindle 4, Jin Erzuo
For drill bit 5.
Preferably, it includes the use for being mounted on 18 lower end surface of upper backup pad that the efficient duplex, which prevents that other bit freezing bores strand formula milling cone,
In the power supply of stable connection platform servo motor 14 and the stabilized platform conducting slip ring of control signal wire；The auger spindle 4 and brill
The mud sealing of axis connection bearing 24 can be realized with seal bellows 6；The auger spindle 4 and the mud of lower cardan cage 27 are close
Feng Keyong seal bellows 6 is realized.
Preferably, the efficient duplex prevents that other bit freezing bores strand formula milling cone and may also include the brill for being located at 1 top of rotation outer cylinder
Quickly, to improve the effect bit pressure for rotating outer cylinder 1；Mud motor above rotation outer cylinder 1, to change the rotation of rotation outer cylinder 1
Torque；Turbogenerator above rotation outer cylinder 1 provides electric power support for twisting formula milling cone for the rotary drilling.
To realize that efficient duplex prevents that other bit freezing bores the flexible guiding and smooth working of strand formula milling cone, the present invention also provides one kind
The characteristics of and stable control method servo-actuated to the well track of the equipment, foundation well track servo antrol, using containing fuzzy
The close-loop control scheme of PID controller is changed and load disturbance in a big way with eliminating drilling parameter to a greater extent
Influence to well track；Preset well track parameter or ground monitoring system telecommand are tracked, is calculated at different well depths
The information such as rate of penetration, hole angle and azimuth as control system input variable；Comprehensively consider measurement hole deviation angular displacement, side
Azimuth deviation, drilling speed deviation and each deviation variation rate determine the subordinating degree function and control rule of fuzzy variable, design steady
Fixed platform is servo-actuated fuzzy controller and hole angle, azimuth are oriented to fuzzy controller, improves the fuzzy control of multiple input single output
System realizes the control requirement to stabilized platform, guide offset mechanism and auger spindle.
Specific embodiment
In drilling well, pass through the revolving speed of gyroscope real-time control stabilized platform servo motor and servo motor by controller,
Keep stabilized platform main body and auger spindle seat static relative to ground at work, the run-off the straight when auger spindle is in drilling well, by auger spindle gyro
The tilt signals of auger spindle are sent to controller by instrument, by controller according to the angle signal received and the program of inner setting
And/or the program that ground is sent is compared, when the angle signal of the angle signal and inner setting received and/or ground are sent out
When the angle signal sent is inconsistent, the hydraulic drive piston of drive connection, the linear slider driving being hydraulically operated on piston is bored
Axis is mobile to carry out angle correction, the angle signal for sending the angle of auger spindle and the angle signal of inner setting and/or ground
Unanimously；Drill bit is crushed signal caused by landwaste by the sensor of setting and is sent to ground by drill bit when shaft bottom is crushed landwaste
By ground monitoring system, signal analyzes the soft or hard of subterranean strata to face monitoring system based on the received, and according to the soft of its subterranean strata
Vigour turn over disk bores the revolving speed and feed speed of drilling well, to protect drill bit and adjust the speed of drilling well.
When drilling, upper drilling string, bit pressure and power torque including generations such as drill collar, mud motor will all be applied to rotation
On outer cylinder, overwhelming majority bit pressures therein by bit pressure bearing ring successively pass to elastic washer, spherical surface thrust ring and spherical rotary
Then ring acts on auger spindle, and fraction bit pressure is also ultimately applied on auger spindle through torque-transmitting mechanisms；Rock pair when drilling
Most longitudinal resistances of drill bit then pass through auger spindle through spherical rotary ring, spherical surface thrust ring, elastic washer and bit pressure bearing ring
Pass to rotation outer cylinder.Dynamic torque passes to upper cardan cage under by eight connecting keys being evenly arranged on around rotation outer cylinder
Universal-joint Rzeppa then uses major diameter steel ball that can place a torque in a manner of sphere-contact in auger spindle.Have benefited from spherical surface to stop
The sphere-contact and upper cardan cage of throw-out collar and spherical rotary ring are with lower cardan cage with the spherical surface connection side of auger spindle
Formula can realize accessible rotary steering while bit pressure torque efficiently transmits.
There are hollow gap in a certain range of the embodiment central axis, inside has mud to run channel, transports mud
It is ejected from drill bit after row to drill bit internal, ground is then returned to by the annular space between rotation outer cylinder and the borehole wall.Especially
, it can be realized with seal bellows as very important auger spindle and the mud sealing of lower cardan cage, similarly, sealing
The good mud sealing effect of auger spindle and hydraulic drive piston also may be implemented in bellows.
The drill collar being located above rotation outer cylinder in the embodiment, to improve the effect bit pressure of rotation outer cylinder；It is outer positioned at rotation
The mud motor of cylinder top, to change the rotation torque of rotation outer cylinder；Positioned at rotation outer cylinder above turbogenerator, for for
The rotary steerable tool provides electric power support.
The system is used with brill (MWD) measuring system and underground rotary steering drilling tool system.Outer layer is by with brill
(MWD) measuring system realizes the pilot circuit of ground monitoring and manual decision, and internal layer is underground rotary steering control loop, leads
It can be preset geometry guide track parameter before going into the well to track setting value, be also possible to after surveying formation parameter by MWD
Determining geosteering trajectory parameters.
The hole angle and azimuth information to be controlled are calculated by computing unit according to preset well track parameter, and
Required structure bent angle value, and hydraulic drive piston guide offset mechanical work principle is combined, from which further follow that each hydraulic-driven
The relative rotation angular displacement of the linear running displacement of piston and stabilized platform main body relative to rotation outer cylinder.To realize the hole angle
It is accurately controlled with azimuthal, controls the revolving speed of stabilized platform servo motor by gyroscope by control system, stablize it flat
The stabilized platform main body that platform servo motor is connected follows the reversed constant speed control of rotation outer cylinder, realizes that its geography is static, this is right
Control is accurately directed to be extremely important.
, in conjunction with hole angle and azimuthal measurement data, stabilized platform can kept under the premise of not influencing drillng operation
Linear running displacement when stationary state, by adjusting each hydraulic drive piston and stabilized platform main body are relative to rotation over the ground
The relative rotation angular displacement of outer cylinder, it can be achieved that dynamic directional type accurate control, effectively improve drilling efficiency, which can be with
It is widely used in the stratum of various mechanical characteristics, especially soft formation, in dead-soft bottom.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of efficient duplex prevents that other bit freezing bores strand formula milling cone, including rotation outer cylinder (1), stabilized platform, guide offset mechanism, brill
Press transmission mechanism, torque-transmitting mechanisms, upper backup pad (2), lower supporting plate (3), auger spindle (4), drill bit (5), seal bellows
(6), auger spindle connection bearing (7) and conducting slip ring (8), it is characterised in that: the rotation outer cylinder (1) and drilling rod (9) or drilling rod system
System connects, and the signal control device (10) and power supply device being wirelessly connected with ground monitoring system are provided on the drilling rod (9)
(11), power supply device (11) the connection signal control device (10), the signal control device (10) by power supply line and/or
Signal wire is connect with conducting slip ring (8)；The guide offset mechanism is set to the inside of stabilized platform, the stabilized platform setting
It is stabilized platform main body (12) including hollow cylindrical, stabilized platform connection bearing (13), steady in the inside of rotation outer cylinder (1)
Fixed platform servo motor (14) and stabilized platform motor coupler (15)；Stabilized platform main body (12) upper end is by being mounted on rotation
The lower supporting plate (16) and lower supporting plate for turning outer cylinder (1) embed bearing (17) and are connected and fixed, and lower end passes through stabilized platform connecting shaft
It holds (13) and rotation outer cylinder (1) inner wall is fitted close, the stabilized platform servo motor (12) is mounted on the upper of rotation outer cylinder (1)
In support plate (18), the upper backup pad (18) and lower supporting plate (16) pass through hexagon socket head cap screw (19) and are fastened on rotation outer cylinder
(1) move together on and therewith, the stabilized platform motor coupler (15) for stable connection platform servo motor (14) with
Stabilized platform main body (12) is provided with gyroscope (20) on the stabilized platform main body (12), the gyroscope (20) and control
Device (21) connection, the controller (21) and conducting slip ring (8), signal control device (10) and stabilized platform servo motor (14)
Connection, stabilized platform servo motor (14) driving stabilized platform main body (12) is relative to rotation outer cylinder (1) constant speed phase derotation
Turn, it is made to keep static over the ground in the operating condition；The sensor of connection controller (21) is additionally provided on the drill bit (5)
(22)。
2. a kind of efficient duplex according to claim 1 prevents that other bit freezing bores strand formula milling cone, it is characterised in that: the guiding is inclined
It sets mechanism to be made of the hydraulic drive piston of three connection controllers (21) in 120 ° of installations, the hydraulic drive piston is surrounded
Central area have an auger spindle connect bearing (7)；The auger spindle connects bearing (7) for angular contact bearing, on inside and auger spindle (4)
Portion's connector is fitted close, external to be connected directly with each hydraulic drive piston；By the straight line fortune for changing hydraulic drive piston
Dynamic displacement, will change the structure bent angle of auger spindle (4).
3. a kind of efficient duplex according to claim 1 prevents that other bit freezing bores strand formula milling cone, it is characterised in that: described conductive sliding
Ring (8) includes the film conducting slip ring connecting with power supply line and the signal conducting slip ring connecting with signal wire；The power supply is led
Electric slip ring is used to power to controller (21) and each electronic component unit being connected with controller (21)；The signal conduction is sliding
Ring is for the signal transmission between controller (21) and signal control device (10).
4. a kind of efficient duplex according to claim 1 prevents that other bit freezing bores strand formula milling cone, it is characterised in that: the controller
It (21) include the signal amplifier and microprocessor of circuit board and setting on circuit boards, the circuit board is used for sliding with conduction
Ring (8), sensor (21), gyroscope (20), stabilized platform servo motor (14) are connected with hydraulic drive piston；The micro process
Device controls stabilized platform and watches by receiving gyroscope (20) relative to the angle signal on ground and the signal of ground monitoring system
Motor (14) driving stabilized platform main body (12) is taken relative to rotation outer cylinder (1) constant speed phase reverse rotation, makes it in the operating condition
It keeps static over the ground and driving hydraulic drive piston controls the auger spindle (4) that drill bit (5) are connected and moved, to correct or incline
The brill angle of oblique drill bit (5).
5. a kind of efficient duplex according to claim 1 prevents that other bit freezing bores strand formula milling cone, it is characterised in that: the auger spindle
(4) the auger spindle gyroscope (23) for rotating and remaining stationary relative to auger spindle (4), the auger spindle gyroscope (23) and control are provided on
Device (21) connection processed.Auger spindle gyroscope (23) is used to the angle signal of auger spindle (4) being sent to controller (21), by controller
(21) it is compared according to the angle signal that receives with the program that the program of inner setting and/or ground are sent, when receiving
Angle signal and inner setting angle signal and/or ground send angle signal it is inconsistent when, drive connection it is hydraulic
Piston is driven, linear slider (24) driving auger spindle (4) being hydraulically operated on piston is mobile to carry out angle correction, makes auger spindle
(4) angle is consistent with the angle signal that the angle signal of inner setting and/or ground are sent.
6. a kind of efficient duplex according to claim 1 prevents that other bit freezing bores strand formula milling cone, it is characterised in that: the signal control
Device (10) processed includes the pedestal (101) connecting with drilling rod (9) and the main control board being arranged on pedestal (101) and setting
Processor, signal amplifier and wireless transceiver (102) on main control board；The signal amplifier will be for that will receive
Signal amplification after be sent to controller and/or wireless receiver (102), by wireless transceiver (102) and ground monitoring system
In wireless transceiver communicate wirelessly connection.
7. a kind of efficient duplex according to claim 1 prevents that other bit freezing bores strand formula milling cone, it is characterised in that: the power supply dress
Setting (11) includes setting in the conductive traveller (111) on pedestal (101) and the conductive sliding sleeve being arranged on conductive traveller (111)
(112), the conductive sliding sleeve (112) connect with external power supply (113), the conduction traveller (111) and signal control device
(10) it connects, the signal control device (10) is connected by the quick socket (29) on unidirectional quick plug (28) and drilling rod (9)
It connects.
8. a kind of efficient duplex according to claim 1 prevents that other bit freezing bores strand formula milling cone, it is characterised in that: the drilling rod
(9) both ends are respectively arranged with quick socket (29), between the quick socket (29) even by power supply line and signal wire (30)
It connects, the power supply line and signal wire (30) are located in the trunking (901) of drilling rod (9) side setting, in the trunking (901)
It is additionally provided with the protection cap (18) connecting with drilling rod (9) outer surface, is quickly inserted between two adjacent drilling rods (9) by two-way
Head (16) is connect with quick socket (29).
9. a kind of efficient duplex according to claim 1 prevents that other bit freezing bores strand formula milling cone, it is characterised in that: the ground prison
Control system includes computer and the display connecting with computer and input key mouse and setting on computers for letter
The signal transceiver of number control device wireless telecommunications.
10. a kind of efficient duplex according to claim 1 prevents that other bit freezing bores strand formula milling cone, it is characterised in that: the sensing
Device (22) is embedded in the side of drill bit (5) close to cutting end, and sensor (22) includes sonic sensor, digital picture sensing
One of device, vibrating sensor, temperature sensor, tension torque sensor and pressure sensor are a variety of.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910312768.5A CN110056323A (en) | 2019-04-18 | 2019-04-18 | Efficient duplex prevents that other bit freezing bores strand formula milling cone |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910312768.5A CN110056323A (en) | 2019-04-18 | 2019-04-18 | Efficient duplex prevents that other bit freezing bores strand formula milling cone |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022028420A1 (en) * | 2020-08-03 | 2022-02-10 | 万晓跃 | Short-radius directional well drilling tool and method |
| CN115405265A (en) * | 2022-07-06 | 2022-11-29 | 重庆科技学院 | Electrically-driven underground casing continuous hole drilling device and working method thereof |
| WO2023143277A1 (en) * | 2022-01-28 | 2023-08-03 | 格力博(江苏)股份有限公司 | Ground auger |
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