CN206722819U - Drilling system - Google Patents
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- CN206722819U CN206722819U CN201720604011.XU CN201720604011U CN206722819U CN 206722819 U CN206722819 U CN 206722819U CN 201720604011 U CN201720604011 U CN 201720604011U CN 206722819 U CN206722819 U CN 206722819U
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Abstract
The utility model discloses a kind of drilling system, the drilling system include drilling cramp, drilling rod, on drilling cramp and drive drilling rod rotate power rotary device, drive rod boring hydraulic drive oil cylinder, and hydraulic pump, power rotary device and the operation of hydraulic drive oil cylinder are driven by motor-driven hydraulic pumps, drilling rod is driven to realize drilling process, it is characterized in that, drilling system also includes sensor cluster and Expert Controller, sensor cluster includes being arranged on the displacement transducer inside hydraulic drive oil cylinder, and displacement transducer is used for the drilling displacement for detecting drilling rod；Expert Controller is connected with displacement transducer, power rotary device, hydraulic drive oil cylinder and hydraulic pump, Expert Controller is used to obtain drilling acceleration according to drilling displacement, and the propelling pressure of hydraulic drive oil cylinder is adjusted according to the change of drilling acceleration, realize automation, intelligently control borer system operation, human intervention is reduced, improves the drilling efficiency and core-taking rate of rig.
Description
Technical field
It the utility model is related to deep-sea drilling technology field, more particularly to a kind of drilling system.
Background technology
With the increasingly depleted of land resources, ocean is explored, exploitation marine resources increasingly attract attention, and deep-sea core takes
Important equipment of the sample rig as abyssal floor geological prospecting, the effect to become more and more important is played in seafari field.It is existing
Deep sea drill intelligence degree is low, and drilling process needs substantial amounts of human intervention.Because the energy of rig derives from scientific investigation ship, adopt
Deck with scientific investigation ship is rig power supply, deep sea drill work is driven, so as to realize the job requirements of deep sea drill.Start deck
High-tension electricity is started working to the deep sea drill power supply positioned at sea bed surface, deep sea drill.
In the operation process of deep sea drill, by being arranged on the control panel of deck control room, entered using long-range deck
Row control operation.For example, stirring the button switch of deck control room, the break-make of electromagnetic switch valve is controlled, carrys out corresponding control and bores
Machine rotated, is crept into and flushing liquor flushing action；In addition, camera device is provided with deep sea drill and is bored for measuring
The speed probe of rotating speed when bar rotates, the picture of shooting is uploaded to deck control room by camera device in real time, by rig
The rotating speed that operation operating personnel detect according to monitored picture and rig and speed probe, artificially judges drilling process
Working condition, drilling parameter, such as drilling pressure are artificially then adjusted according to rig working condition.
But the non intelligentization drilling mode of this artificial adjustment drilling parameter, not only to the deep sea drill in seabed
Drilling situation be difficult accurately to hold in real time, making it difficult to rational adjustment is made to drilling parameter, and in control process
On sizable hysteresis quality be present；For these reasons, cause drilling efficiency and the core-taking rate of deep sea drill low.
Utility model content
The utility model provides a kind of drilling system, and its main purpose is to realize automation, intelligently controls rig
System job, human intervention is reduced, improve the drilling efficiency and core-taking rate of rig.
To achieve the above object, the utility model provides a kind of drilling system, the drilling system include drilling cramp, drilling rod,
On the drilling cramp and drive the power rotary device of the drilling rod rotation, drive the hydraulic thrust oil-feed of the rod boring
Cylinder, and hydraulic pump, the hydraulic pump is driven to drive the power rotary device and the hydraulic drive oil cylinder to transport by motor
OK, the drilling rod is driven to realize drilling process, it is characterised in that the drilling system also includes sensor cluster and expert is controlled
Device processed, the sensor cluster include being arranged on the displacement transducer inside the hydraulic drive oil cylinder, institute's displacement sensors
For detecting the drilling displacement of the drilling rod；The Expert Controller and institute's displacement sensors, the power rotary device, institute
State hydraulic drive oil cylinder and the hydraulic pump connects, the Expert Controller is used to obtain to creep into according to the drilling displacement to add
Speed, and the propelling pressure of the change adjustment hydraulic drive oil cylinder according to the drilling acceleration.
Alternatively, the drilling system also includes being arranged on the material collection pipe of the drilling cramp bottom, installed in the thing
Expect the geology detecting sensor on collecting pipe and shock sensor and torque sensing on the power rotary device
Device, the Expert Controller are connected with the geology detecting sensor, the shock sensor and the torque sensor respectively；
The geology detecting sensor, the shock sensor and the torque sensor are used for the change for detecting geological condition；It is described
Expert Controller is additionally operable to, when geological condition changes, adjust the drilling parameter of the drilling system, the drilling parameter
Including drilling pressure, bit rotation velocity and rinse flow quantity.
Alternatively, the Expert Controller is additionally operable to, when drilling process starts, control the drilling system according to setting
Geological condition corresponding to drilling parameter operation.
Alternatively, the drilling system also includes assembly pulley, and the hydraulic drive oil cylinder is by connector through the pulley
Group is connected with the power rotary device, drives the drilling rod motion to realize the drilling process of the drilling system.
Alternatively, the power rotary device includes rotary hydraulic motor and dynamic rotation axle, the rotary hydraulic motor
It is connected by shaft coupling with the dynamic rotation axle, the dynamic rotation axle is connected by bearing with the drilling rod, to drive
The drilling rod rotation.
Alternatively, the drilling cramp is four track drilling cramps.
Alternatively, the drilling system also includes hydraulic control valve group, and the hydraulic control valve group includes and the hydraulic pressure
Propelling cylinder connection, the proportion type reducing valve of the hydraulic pressure for controlling the hydraulic drive oil cylinder and flow, and with institute
State the proportion expression flow valve of rotary hydraulic motor connection, the hydraulic pressure for controlling the rotary hydraulic motor and flow.
Alternatively, the hydraulic pump includes constant output pump and constant pressure variable displacement pump, and the constant output pump is used to drive the rotation
Rotating hydraulic motor is run, and the constant pressure variable displacement pump is used to drive the hydraulic drive oil cylinder to run.
The utility model proposes drilling system, in the hydraulic drive oil cylinder for being used to drive rod boring of borer system
Displacement transducer is internally provided with, in drilling process, the drilling displacement detected according to displacement transducer obtains the brill of drilling rod
Enter acceleration, in addition, drilling system also includes Expert Controller, the Expert Controller and displacement transducer and hydraulic drive oil cylinder
Connection, for when drilling acceleration changes, being adjusted to the propelling pressure of hydraulic drive oil cylinder, so that drilling process
Rotate into pressure and can maintain a suitable scope, to improve drilling efficiency and drilling core-taking rate.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model drilling system preferred embodiment；
To turn round Ali of cutting churn, husband does not creep into curve to Fig. 2；
Fig. 3 is the hydraulic principle schematic diagram in the utility model drilling system preferred embodiment；
Fig. 4 is the software implementation pattern figure of the utility model Expert Controller；
Fig. 5 is the control logic schematic diagram of the utility model drilling system.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that specific embodiment described herein is not used to limit this only to explain the utility model
Utility model.
The utility model provides a kind of drilling system.It is the preferable implementation of the drilling system of utility model shown in reference picture 1
The schematic diagram of example.
In the present embodiment, the drilling system 100 includes drilling cramp 01, drilling rod 02, on drilling cramp 01 and drives drilling rod
The hydraulic drive oil cylinder 04 that power rotary device 03, the driving drilling rod 02 of 02 rotation are crept into, and hydraulic pump 05, are driven by motor
Hydraulic pump 05 drives power rotary device 03 and hydraulic drive oil cylinder 04 to run, and drives drilling rod 02 to realize drilling process, and it is special
Sign is that drilling system 100 also includes sensor cluster and Expert Controller (not shown), and sensor cluster includes peace
Displacement transducer 001 inside hydraulic drive oil cylinder 04.Expert Controller and displacement transducer 001, power rotary device
03rd, hydraulic drive oil cylinder 04, and hydraulic pump 05 connect.
In drilling process, Expert Controller obtains the drilling displacement that displacement transducer 001 detects, and according to drilling position
Move inspection and calculate drilling acceleration, and adjust the propulsion pressure of hydraulic drive oil cylinder according to the change of drilling acceleration in drilling process
Power.
Specifically, the drilling displacement detected at interval of prefixed time interval acquisition institute displacement sensors 001, according to institute
State drilling displacement and obtain drilling acceleration；If in the prefixed time interval, the drilling acceleration increase or unchanged,
Current drilling pressure is then controlled to increase；If in the prefixed time interval, the drilling acceleration reduces, then control is current
Drilling pressure reduce.
The energy supply of the drilling system 100 proposed on the present embodiment, can be supplied by external equipment, for example, using
The deck of scientific investigation ship is that drilling system 100 is powered, and specifically, drilling system 100 also includes and Expert Controller communication connection
Opto-electronic conversion communication device, the opto-electronic conversion communication device may be connected to external powering device.Opto-electronic conversion communication device is mainly realized
The conversion of optical signal and electric signal, serial communication is used with Expert Controller, opto-electronic conversion communication device passes through watertight fibre-optical splice
It is connected with for being connected deep sea drill with the armouring optoelectronic composite cable of scientific investigation boat deck.
Realize that scientific investigation ship is powered for drilling system 100 through the above way, drive the motor operation on borer system, and then
Driving hydraulic pump 05 works, and the hydraulic oil from hydraulic pump 05 controls each executing agency to act by hydraulic valve, so as to realize
The job requirements of deep sea drill.
The forward displacement that the above-mentioned displacement transducer 001 inside hydraulic drive oil cylinder 04 detects, as drilling rod
The drilling displacement of 02 drill bit, Expert Controller can calculate the drilling acceleration of drill bit by the displacement, in the embodiment
In, at interval of prefixed time interval, such as at interval of the 2-5 seconds, the displacement that sensor detects is obtained, drilling is calculated and accelerates
Degree, judge to creep into the situation of change of acceleration, current drilling pressure is adjusted according to drilling acceleration.
So that churn is cut in revolution as an example, shown in reference picture 2, to turn round Ali of cutting churn, husband does not creep into curve.
Curve 1 in Fig. 2 is that curve 2 is speed curves than work((energy consumption) curve.Husband's drilling curve does not include four drilling areas to Ali
Domain：I-milling zone, in this region, creep into higher than work(, the slope of speed curves is small, i.e., in this region with drilling pressure
Increase, rate of penetration increases little；The unique of II-grinding drilling transition region, this region and first area is distinguished as than work(urgency
Play declines, and rate of penetration slowly increases；III-drilling area, reach minimum value than work(in this region, and (i.e. drilling accelerates slope
Degree) reach maximum, belong to preferable drilling area；IV-blocked-off region, this region is with the increase of drilling pressure, and slope is on the contrary
Diminish.
In this embodiment, Expert Controller is adjusted by creeping into acceleration to drilling pressure, and Expert Controller exists
Detect acceleration increase or it is unchanged when, control drilling pressure increase, progressively reach the in A Limofu drilling curves
Three drilling areas, i.e. drilling area, this region are the ideal zones of drilling process, and the energy consumption of drilling process reaches minimum,
And the slope of speed curves reaches maximum；And with the gradual increase of drilling pressure, into the of A Limofu drilling curves
After four drilling areas, the slope of speed curves can reduce with the increase of drilling pressure, that is, creeping into acceleration can gradually subtract
Small, therefore, when detecting that drilling acceleration reduces, control drilling pressure reduces, and now, due to the reduction of drilling pressure, bores
Entering acceleration can increase therewith, the 3rd drilling area being gradually brought in A Limofu drilling curves.The present embodiment passes through
Such controlling mechanism, without artificially participating in that drilling pressure is adjusted, realize the drilling pressure progress to drilling process
Automatically, intelligentized regulation, drilling process is maintained the drilling area of A Limofu curves all the time, improve drilling efficiency and brill
Enter core-taking rate.
Expert Controller in above-described embodiment can be made up of main control chip and its peripheral circuit, wherein, main control chip
STM32 chips can be used.Drilling system 100 also includes assembly pulley 011, and hydraulic drive oil cylinder 04 passes through connector (such as steel wire
Rope) it is connected through assembly pulley 011 with power rotary device 03, drives drilling rod 02 to move to realize the drilling process of drilling system 100.
Power rotary device 03 includes rotary hydraulic motor and dynamic rotation axle 031, and rotary hydraulic motor is revolved by shaft coupling and power
Rotating shaft 031 is connected, and dynamic rotation axle 031 is connected by bearing with drilling rod 02, to drive drilling rod 02 to rotate.Wherein, above-mentioned cunning
Wheel group 011 can include one group of movable pulley and fixed pulley.
Furthermore, it is necessary to illustrate explanation, the drilling cramp 01 in the present embodiment uses multi-track structure, can shown in reference picture 1
To use four track drilling cramps 01, there is more preferable stress performance relative to the two-orbit drilling cramp 01 used in the prior art, can more protect
Demonstrate,prove the stability of drilling.
As a kind of embodiment, drilling pressure is divided into multiple gears according to its adjustable range, for example, by drilling pressure
P points are six grades, are represented with symbol { P1, P2, P3, P4, P5, P6 }, and the drilling system 100 also includes memory, and the memory is used
In storing above-mentioned drilling pressure data, Expert Controller is entered when being adjusted to drilling pressure according to the gear stored in memory
Row adjustment, if reducing for example, detecting and creeping into acceleration, and current drilling pressure is P5, then drilling pressure is reduced into one grade,
It is adjusted to P4.
Further, in other embodiments, the drilling system 100 also includes the material collection for being arranged on the bottom of drilling cramp 01
Pipe 07, the geology detecting sensor 002 on material collection pipe 07, the vibration-sensing on power rotary device 03
Device 003 and torque sensor 004, torque sensor 004 detect rotary cutting moment of torsion.Geology detecting sensor 002 and vibrations pass
Sensor 003 is used to detect geological condition；Wherein, shock sensor 003 can be arranged on dynamic rotation axle 031.Multimode Control
Device is connected with geology detecting sensor 002, shock sensor 003 and torque sensor 004 respectively；Expert Controller is additionally operable to
When geological condition changes, the drilling parameter of drilling system 100 is adjusted.
Drilling system 100 also includes memory, and reflecting between geological condition and default drilling parameter is stored with memory
Relation is penetrated, drilling parameter is preset and rinses flow quantity, Multimode Control including default drilling pressure, default bit rotation velocity with default
Device is additionally operable to：
When detecting that geological condition changes, obtained according to mapping relations corresponding with current geological condition default
Drilling parameter；Drilling system 100 is controlled to be worked according to default drilling parameter.
It should be noted that above-mentioned all the sensors can be used for the sensor at deep-sea, more than 50MPa water can be born
Pressure, interface is using the special watertight connector of field of marine equipment.
In the embodiment, geology detection sensor 002 and shock sensor 003 are set on drilling system 100.Geology is visited
Survey sensor 002 and judge material attribute by the way of fluorescence irradiation and image steganalysis, to judge described geological type,
Such as granite, basalt etc., in the embodiment, geological type collection can be stored in memory, for example, granite, it is profound
Wu Yan, sulfide }, represented with symbol { HG, GR, RO }.Sea is detected by above-mentioned shock sensor 003 and torque sensor 004
The geology state at bottom, such as deposit, gravel etc., likewise, geology state set can be established and stored in memory, such as
{ deposit, gravel, overall rock }, represented with symbol { SE, GR, RO }.
In addition, in this embodiment, pressure sensor can also be set at the oil inlet and outlet of hydraulic drive oil cylinder 04, lead to
The numerical value that the pressure value of pressure sensor detection detects with torque sensor 004 is crossed, the geology extrapolated in drilling process is hard
Degree, multiple grades can be classified as, establish geology hardness level collection and store in memory, such as can with symbol D1,
D2, D3, D4, D5, D6, D7, D8, D9, D10 } represent.The change collection for creeping into acceleration { is reduced, constant, increase }, with symbol
{ AS, CO, AM } is represented, and is stored in memory.And by above-mentioned according to the machine that acceleration is crept into according to drilling acceleration regulation
The following Rule Expression of system, and store in memory：
IF AS, THEN DA；
IF CO, THEN IA；
IF AM, THEN IA.
Optionally, the drilling system 100 also includes hydraulic control valve group 06, the hydraulic control valve group 06 include with it is described
Hydraulic drive oil cylinder 04 connects, the proportion type reducing valve of the hydraulic pressure for controlling the hydraulic drive oil cylinder 04 and flow,
And it is connected with the rotary hydraulic motor, the proportion expression stream of the hydraulic pressure for controlling the rotary hydraulic motor and flow
Measure valve.
Specifically, hydraulic control valve group 06 is used to control hydraulic drive oil cylinder 04, flushing of hydraulic motor, rotary hydraulic motor
Hydraulic pressure and flow, it is possible to achieve the level pressure of each executing agency controls with constant current.Control valve group mainly includes：One contrast
Example formula reducer unit can control hydraulic drive oil cylinder 04 to keep constant thrust, and can realize and be carried out to this thrust into flow speed control valve
Electrodeless regulation；One proportion expression flow valve, it can control and rinse motor relative to stabilized (steady-state) speed rotation, and the nothing to rotating speed can be realized
Pole is adjusted.
It is the hydraulic principle schematic diagram in the preferred embodiment of the utility model drilling system 100 shown in reference picture 3, this should
The control of hydraulic system in utility model embodiment uses double pump structure, and hydraulic pump 05 includes constant output pump and constant-pressure variable
Pump, constant output pump rotate the horizontal power drilling of self-adapting load with direct-connected realize of rotary hydraulic motor, utilize three electricity between the two
Magnetic reversal valve, which start, stops control, and proportion of utilization flow speed control valve limits maximum flow, passes through liquid between these Hydraulic Elements
Pressure pipe road connects；Constant pressure variable displacement pump drives flushing of hydraulic motor and hydraulic drive oil cylinder 04 to act, the use of flushing of hydraulic motor than
Example formula flow valve carries out speed governing, hydraulic drive as flow speed control valve (i.e. the proportional velocity regulating valve connected in Fig. 3 at flushing of hydraulic motor)
Oil cylinder 04 carries out propelling pressure stepless time adjustment, flushing of hydraulic horse using by the pressure regulator valve that double proportional pressure-reducing valves form to progradation
Stop being controlled using two magnetic valves up to the startup with hydraulic drive oil cylinder；In order to set constant output pump and constant pressure variable displacement pump
Operating pressure, electromagnetic relief valve is respectively arranged with the exit of constant output pump and constant pressure variable displacement pump, in order to keep hydraulic pressure system
System cleaning, is provided with return filter, hydraulic oil stays oil return box after being filtered at the oil return of system；Two hydraulic pumps utilize
Motor drives.
The drilling system 100 also includes rinsing module (not shown), and rinsing module includes being used to carry for drilling process
The first rinsing module for flushing liquor and the second rinsing module for collecting the flushing material from drilling mouth, the first flushing group
Part and the second rinsing module are connected by flushing of hydraulic motor by shaft coupling with centrifugal water pump；Set on dynamic rotation axle 031
Be equipped with to circulate the runner of flushing liquor, and the first rinsing module provides flushing liquor by the runner for drilling process；Second punching
Component is washed with material collection pipe 07 to be connected.
In addition, the mapping relations between geological condition and default drilling parameter are pre-established in the present embodiment and are stored in
In reservoir, wherein, geological condition includes geological type, geology state, further can also include ground in certain embodiments
Matter hardness, preset drilling parameter and rinse flow quantity including default drilling pressure, default bit rotation velocity with default.Bit
Speed can be divided into multiple gears, such as set six grades, be represented with symbol { V1, V2, V3, V4, V5, V6 }, and rinsing module rushes
The multiple gears of flow set are washed, such as three gears are set, are represented with symbol { Q1, Q2, Q3 }.
Based on the glossary of symbols of above-mentioned parameters, mapping relations can be expressed as：
IF GR and D1 and HG, THEN V2 and Q2 and P2；
IF GR and D2 and HG, THEN V2 and Q3 and P4；
IF GR and D3 and HG, THEN V2 and Q2 and P5；
IF RO and D4 and HG, THEN V2 and Q2 and P6；
IF GR and D5 and HG, HHEN V3 and Q3 and P3；
IF GR and D6 and HG, THEN V2 and Q2 and P3；
IF RO and D7 and HG, THEN V4 and Q2 and P4；
IF RO and D8 and HG, THEN V5 and Q3 and P5；
IF GR and D9 and HG, THEN V2 and Q3 and P6；
IF GR and D10 and HG, THEN V6 and Q2 and P1.
Above-mentioned mapping relations are only for example, user can be configured according to actual use situation.The drilling system
100 are provided with Man Machine Interface, and the interface can be bored with the operating desk of external setting display, user by the interface
Enter system 100 and configure the parameters such as above-mentioned mapping relations, various data acquisition systems.
In drilling process, Expert Controller obtains the geological condition that the sensor detects in real time, judges current bore
Whether the geology at head is changed, and is changed if detecting, according to above-mentioned mapping relations, again to be currently detected
Geology set corresponding to preset drilling parameter.It is understood that before the start-up operation of drilling system 100, operating personnel can
To configure an initial geological condition as drilling system 100 by above-mentioned Man Machine Interface, system is looked into from mapping relations
After looking for initial value of the corresponding default drilling parameter as drilling parameter, drilling system 100 to start, make according to the initial value
Industry.If the geological condition detected does not change, the acquisition position still according to aforesaid way at interval of prefixed time interval
The drilling displacement that displacement sensor 001 measures, Mobile state adjustment is entered to drilling pressure.
Geological condition is detected based on aforesaid way, when detecting that geological condition changes, in time to boring
Enter parameter to be adjusted, to adapt it to current geological condition, with further high drilling efficiency and drilling core-taking rate.
In addition, sensor cluster also includes being installed on the pressure sensor 005 at hydraulic drive oil cylinder oil inlet and outlet, it is used for
The pressure difference of hydraulic drive oil cylinder oil inlet and outlet is monitored, so as to calculate the drilling pressure of drilling rod, is installed on rotary hydraulic motor disengaging
The pressure sensor 006 of oil port, for monitoring the pressure difference at rotary hydraulic motor oil inlet and outlet, so as to extrapolate drilling rod rotation
When moment of torsion；The pressure sensor 007 being installed at hydraulic pump outlet, for monitoring the flushing pressure of flushing liquor；It is installed on dynamic
Speed probe 008 on power rotating device, for measuring rotating speed during rod boring rotation.These above-mentioned sensors and expert
Controller connects with memory, obtains the drilling parameter of drilling process, such as drilling pressure, bit rotation velocity and flushing liquid stream
Amount, and by drilling parameter storage into memory.
It is the software implementation pattern figure of the utility model Expert Controller shown in reference picture 4.Wherein, procedural interface is used for
The parameters such as the pressure from sensor, displacement, rotary speed parameter are inputted, that is, detect the drilling parameter under current state, output control
Related control instruction of hydraulic valve etc. has related control information, to change drilling parameter；Dynamic data base or referred to as global number
According to storehouse or referred to as integrated database, the drilling parameter of input is deposited in this database to be made inferences to inference machine
Use, and intermediate result and final conclusion that reasoning is drawn also are temporarily stored in dynamic data base；Deposited inside knowledge base relevant
The knowledge or rule of drilling parameter, such as above-mentioned each glossary of symbols, and mapping relations etc. are controlled, inference machine is with dynamic data base
The data of middle offer modify the decision-making of drilling parameter according to rule as premise by reasoning, and defeated by procedural interface
Go out and realize control, inference machine and knowledge base are the cores of Expert Controller, the control logic shown in its reasoning process reference picture 5
Figure.A kind of implementation of above-mentioned software implementation pattern figure, the simply Expert Controller in the utility model, in other embodiment
In, other software modes can be used, as long as control logic of the present utility model can be realized.
The control principle of the drilling system 100 is carried out by taking the control process of a specific drilling process as an example below
Explanation.It is the control principle schematic diagram of the utility model drilling system 100 shown in reference picture 5.
Reference picture 5, before drilling process starts, first give 100 1 geological conditions of drilling system；In drilling system
The mapping relations with geological condition and default drilling parameter are stored with 100.Drilling system 100 is controlled to start operation, system root
Default drilling parameter operation corresponding with given geological condition is obtained according to mapping relations, in operation process, at interval of default
The drilling displacement that the acquisition displacement transducer 001 of time interval measures, for example, every 2 seconds obtain once, obtained according to drilling displacement
Whether drilling acceleration increases or constant, if so, then in increase drilling pressure, if it is not, then reducing drilling pressure.To boring
Enter after pressure adjustment, obtain the numerical value that geology detecting sensor 002, torque sensor 004, shock sensor 003 detect,
Judge whether geological condition changes according to these data, if changing, after obtaining and change according to mapping relations
Geological condition resets above-mentioned default drilling parameter, wherein, presetting drilling parameter includes default drilling pressure, default drill bit rotation
Rotary speed rinses flow quantity with default, if geological condition does not change, judges whether drilling process terminates, if not having
Have, then continue to judge to creep into acceleration and whether increase or constant, and continue to carry out cycle criterion as procedure described above, with to boring
Enter pressure to be adjusted, until detect that drilling process terminates, wherein, when detecting END instruction, judge drilling process knot
Beam.Pass through this automation, intelligentized control logic so that the drilling curve of drilling system 100 maintains A Limo all the time
Husband creeps into the 3rd drilling area in curve, i.e., drilling area, this region are the ideal zones of drilling process, drilling process
Energy consumption reaches minimum, and the slope (drilling acceleration) of speed curves reaches maximum, improves drilling efficiency and drilling takes
Core rate.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, device, article or method including a series of elements not only include those key elements, and
And also include the other element that is not expressly set out, or also include for this device or the intrinsic key element of article.
Do not have in the case of more limiting, the key element limited by sentence "including a ...", it is not excluded that in the dress including the key element
Put or article in other identical element also be present.
Preferred embodiment of the present utility model is these are only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (8)
1. a kind of drilling system, the drilling system includes drilling cramp, drilling rod, on the drilling cramp and drives the drilling rod to revolve
Power rotary device, the hydraulic drive oil cylinder of the driving rod boring turned, and hydraulic pump, the hydraulic pressure is driven by motor
Pump drives the power rotary device and hydraulic drive oil cylinder operation, drives the drilling rod to realize drilling process, it is special
Sign is that the drilling system also includes sensor cluster and Expert Controller, and the sensor cluster includes being arranged on institute
The displacement transducer inside hydraulic drive oil cylinder is stated, institute's displacement sensors are used for the drilling displacement for detecting the drilling rod；It is described
Expert Controller connects with institute's displacement sensors, the power rotary device, the hydraulic drive oil cylinder and the hydraulic pump
Connecing, the Expert Controller is used to obtain drilling acceleration according to the drilling displacement, and according to the change of the drilling acceleration
Change the propelling pressure for adjusting the hydraulic drive oil cylinder.
2. drilling system according to claim 1, it is characterised in that the drilling system also includes being arranged on the drilling cramp
The material collection pipe of bottom, the geology detecting sensor on the material collection pipe and installed in the dynamic rotation
Shock sensor and torque sensor on device, the Expert Controller respectively with the geology detecting sensor, the shake
Dynamic sensor connects with the torque sensor；The geology detecting sensor, the shock sensor and the torque sensing
Device is used for the change for detecting geological condition；The Expert Controller is additionally operable to, when geological condition changes, adjust the brill
Enter the drilling parameter of system, the drilling parameter includes drilling pressure, bit rotation velocity and rinses flow quantity.
3. drilling system according to claim 2, it is characterised in that the Expert Controller is additionally operable to open in drilling process
When dynamic, the drilling system is controlled according to drilling parameter operation corresponding to the geological condition of setting.
4. the drilling system according to Claims 2 or 3, it is characterised in that the drilling system also includes assembly pulley, described
Hydraulic drive oil cylinder is connected with the power rotary device through the assembly pulley by connector, drives the drilling rod motion with reality
The drilling process of the existing drilling system.
5. drilling system according to claim 4, it is characterised in that the power rotary device includes rotary hydraulic motor
With dynamic rotation axle, the rotary hydraulic motor is connected by shaft coupling with the dynamic rotation axle, and the dynamic rotation axle leads to
Bearing is crossed with the drilling rod to be connected, to drive the drilling rod to rotate.
6. drilling system according to claim 5, it is characterised in that the drilling cramp is four track drilling cramps.
7. drilling system according to claim 5, it is characterised in that the drilling system also includes hydraulic control valve group,
The hydraulic control valve group with the hydraulic drive oil cylinder including being connected, the hydraulic pressure for controlling the hydraulic drive oil cylinder
With the proportion type reducing valve of flow, and it is connected with the rotary hydraulic motor, the liquid for controlling the rotary hydraulic motor
The proportion expression flow valve of pressure pressure and flow.
8. drilling system according to claim 5, it is characterised in that the hydraulic pump includes constant output pump and constant-pressure variable
Pump, the constant output pump are used to drive the rotary hydraulic motor to run, and the constant pressure variable displacement pump is used to drive the hydraulic thrust
Enter oil cylinder operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720604011.XU CN206722819U (en) | 2017-05-26 | 2017-05-26 | Drilling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720604011.XU CN206722819U (en) | 2017-05-26 | 2017-05-26 | Drilling system |
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| Publication Number | Publication Date |
|---|---|
| CN206722819U true CN206722819U (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720604011.XU Expired - Fee Related CN206722819U (en) | 2017-05-26 | 2017-05-26 | Drilling system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988721A (en) * | 2017-05-26 | 2017-07-28 | 长沙矿山研究院有限责任公司 | Drilling system and its control method |
| CN109696306A (en) * | 2019-02-20 | 2019-04-30 | 安百拓（南京）建筑矿山设备有限公司 | For detecting the detection system of the rotation status of rock drill rotary drilling-head |
| CN111561307A (en) * | 2019-02-14 | 2020-08-21 | 贵州远东兄弟钻探有限公司 | Intelligent control device of full hydraulic drilling machine |
| CN113638689A (en) * | 2021-07-26 | 2021-11-12 | 山东大学 | Quantitative drilling device and method |
-
2017
- 2017-05-26 CN CN201720604011.XU patent/CN206722819U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988721A (en) * | 2017-05-26 | 2017-07-28 | 长沙矿山研究院有限责任公司 | Drilling system and its control method |
| CN106988721B (en) * | 2017-05-26 | 2024-04-12 | 长沙矿山研究院有限责任公司 | Drilling system and control method thereof |
| CN111561307A (en) * | 2019-02-14 | 2020-08-21 | 贵州远东兄弟钻探有限公司 | Intelligent control device of full hydraulic drilling machine |
| CN109696306A (en) * | 2019-02-20 | 2019-04-30 | 安百拓（南京）建筑矿山设备有限公司 | For detecting the detection system of the rotation status of rock drill rotary drilling-head |
| CN113638689A (en) * | 2021-07-26 | 2021-11-12 | 山东大学 | Quantitative drilling device and method |
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