CN108612516A - A kind of rock drilling machine and its hydraulic control valve group - Google Patents
A kind of rock drilling machine and its hydraulic control valve group Download PDFInfo
- Publication number
- CN108612516A CN108612516A CN201810580694.9A CN201810580694A CN108612516A CN 108612516 A CN108612516 A CN 108612516A CN 201810580694 A CN201810580694 A CN 201810580694A CN 108612516 A CN108612516 A CN 108612516A
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- China
- Prior art keywords
- outlet
- drilling rod
- valve
- pipeline
- rock drilling
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- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 231
- 239000011435 rock Substances 0.000 title claims abstract description 108
- 230000008676 import Effects 0.000 claims abstract description 64
- 239000007787 solid Substances 0.000 claims abstract description 20
- 230000008859 change Effects 0.000 claims abstract description 5
- 230000000875 corresponding effect Effects 0.000 claims description 30
- 238000009434 installation Methods 0.000 claims description 21
- 230000003139 buffering effect Effects 0.000 claims description 13
- 230000008685 targeting Effects 0.000 claims description 11
- 230000001737 promoting effect Effects 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 abstract description 7
- 230000007423 decrease Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 description 22
- 238000000034 method Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000003116 impacting effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B2013/002—Modular valves, i.e. consisting of an assembly of interchangeable components
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
This application discloses a kind of hydraulic control valve groups of rock drilling machine, including import and export it is corresponding respectively be connected, turn round and promote and retreat mobile impulsive control portion, revolution control unit and Solid rocket engine portion for being connected respectively with rock drilling machine ontology with corresponding realization trepanning and rock drilling impact, forward and reverse speed change, and outlet be connected with the outlet in the impulsive control portion and import respectively with the anti-sticking pricker control unit for turning round control unit and the Solid rocket engine portion is connected.Using the hydraulic control valve group, each section forms modular functionality hydraulic circuit in parallel.When there is functional fault or card pricker in the component of the corresponding rock drilling machine ontology of any of which partial function hydraulic circuit, it only needs to overhaul, safeguard and replace the corresponding function hydraulic circuit of the trouble unit, maintenance difficulties decrease, therefore its functional reliability and versatility are promoted.Disclosed herein as well is a kind of rock drilling machine, production cost decreases.
Description
Technical field
The present invention relates to technical field of engineering equipment, more particularly to the hydraulic control valve group of a kind of rock drilling machine.The present invention
Further relate to a kind of rock drilling machine.
Background technology
Rock drilling machine usually pacifies several rock drilling machines with propeller as a kind of novel rock drilling implement jointly
On special drill boom or drilling cramp, to realize do mechanization operation.Wherein, rock drilling machine by applicable situation be divided into gallery drilling machine,
The types such as jumbolter and mining rig should widely tunnel and stoping operation, railway tunnel excavation and national defence in mine working
Engineering construction etc..
Rock drilling machine is commonly used in executing the actions such as impact, rotation, propulsion and other pose adjustments so that for existing
Rock drilling machine hydraulic control valve group in Hydraulic Elements type it is more, same valve body be possibly used for realize various functions liquid
Road is pushed back, the hydraulic circuit interlaced arrangement for realizing each function is caused so that the distribution of each Hydraulic Elements is unordered in a jumble, to
Maintenance and maintenance difficulties are increased, and but also the failure rate of hydraulic control valve group increases, functional reliability reduces.In addition,
Since there may be differences for each function hydraulic circuit on different types of rock drilling machine, and each function hydraulic circuit is not yet
Modularization causes different types of rock drilling machine that need to reconfigure different types of hydraulic control valve group so that existing hydraulic pressure
The versatility of control valve group is deteriorated, and increased production cost.Therefore, the reliable operation of the hydraulic control valve group of existing rock drilling machine
The low, poor universality of property.
Invention content
In view of this, the purpose of the present invention is to provide a kind of hydraulic control valve group of rock drilling machine, by each function hydraulic pressure
Return circuit module makes its functional reliability and versatility be promoted.Another object of the present invention is to provide a kind of rock drills
Machine, production cost are relatively low.
Its concrete scheme is as follows：
The application provides a kind of hydraulic control valve group of rock drilling machine, including：
Inlet and outlet are corresponding respectively to be connected, is rushed with corresponding realization trepanning and rock drilling for being connected respectively with rock drilling machine ontology
It hits, forward and reverse speed change is turned round and is promoted and retreats mobile impulsive control portion, revolution control unit and Solid rocket engine portion；
Outlet be connected with the outlet in the impulsive control portion and import respectively with the revolution control unit and the propulsion
Control unit be connected, the anti-sticking pricker control unit for preventing card pricker failure.
Preferably, the impulsive control portion includes：
It is respectively equipped with the trepanning impact pipeline and rock drilling impact pipeline of trepanning regulating valve and rock drilling regulating valve；
The import that one end inlet and outlet impact the import of pipeline with the trepanning respectively and pipeline is impacted in the rock drilling is connected
And the other end imports and exports connected impact reversal valve corresponding with the revolution inlet and outlet of control unit respectively；
When the impact reversal valve is in first position, fluid flows into rock drilling from its import through rock drilling impact pipeline
It is back to after drilling machine ontology in the trepanning impact pipeline and is flowed out from its outlet；When the impact reversal valve is in the second position
When, fluid is back in the rock drilling impact pipeline simultaneously from its import after trepanning impact pipeline flows into rock drilling machine ontology
From its outlet outflow.
Preferably, the revolution control unit includes：
Inlet and outlet are corresponding with the inlet and outlet in impulsive control portion respectively to be connected, for being connected with reality with rock drilling machine ontology
The drilling rod removable component of existing drilling rod dismounting；
Inlet and outlet are corresponding with the inlet and outlet in impulsive control portion respectively to be connected and is connected with the drilling rod removable component, uses
In the drilling rod gyro black assembly for realizing drilling rod forward backward rotation.
Preferably, the drilling rod removable component includes：
It is respectively equipped with the drilling rod detaching pipelines and drilling rod installation pipeline of drilling rod dismounting speed governing valve and drilling rod installation speed governing valve；
One end inlet and outlet be connected respectively with the import of the drilling rod installation pipeline and the import of the drilling rod detaching pipelines and
Other end inlet and outlet are by dismounting pressure regulator valve connected dismounting reversal valve corresponding with the inlet and outlet in the impulsive control portion respectively；
When the dismounting reversal valve is in first position, fluid flows into rock drilling from its import through the drilling rod detaching pipelines
It is back to after drilling machine ontology in the drilling rod installation pipeline and is flowed out from its outlet；When the dismounting reversal valve is in the second position
When, fluid is back in the drilling rod detaching pipelines simultaneously from its import after the drilling rod installation pipeline flows into rock drilling machine ontology
From its outlet outflow.
Preferably, the drilling rod gyro black assembly includes：
Speed governing valve, which is inverted, equipped with drilling rod and exports the drilling rod being connected with the outlet of the drilling rod detaching pipelines inverts adjusting
Pipeline；
Speed governing valve, which is rotated forward, equipped with drilling rod and exports the drilling rod being connected with the outlet of the drilling rod installation pipeline rotates forward adjusting
Pipeline；
One end inlet and outlet respectively with the drilling rod rotate forward adjust pipeline import and the drilling rod reversion adjust pipeline into
Mouth is connected and other end inlet and outlet are by turning to the pressure regulator valve steering being connected corresponding with the inlet and outlet in the impulsive control portion respectively
Reversal valve；
When the steering reversal valve is in first position, fluid inverts through the drilling rod from its import and adjusts pipeline inflow
It is back to the drilling rod after rock drilling machine ontology and rotates forward to adjust in pipeline and export from it and flows out；When the steering reversal valve is in
When the second position, fluid rotates forward to adjust after pipeline flows into rock drilling machine ontology from its import through the drilling rod is back to the drilling rod
Reversion is adjusted in pipeline and is flowed out from its outlet.
Preferably, the Solid rocket engine portion includes：
It is respectively equipped with to promote speed governing valve and retreat the propulsion adjusting pipeline of speed governing valve and retreat and adjusts pipeline；
One end inlet and outlet respectively with it is described promote adjust pipeline outlet and it is described retreat adjusting pipeline outlet be connected and
The other end for be connected with rock drilling machine ontology, the pilot operated directional control valve with hydraulic control targeting port；
When the pilot operated directional control valve is in first position, fluid adjusts pipeline from the propulsion and flows into through rock drilling machine sheet
To which the retrogressing adjusts pipeline outflow after body；When the pilot operated directional control valve is in the second position, fluid is adjusted from the propulsion
Pipeline is saved to flow into after rock drilling machine ontology to which the retrogressing adjusts pipeline outflow；
One end inlet and outlet respectively with it is described promote adjust pipeline import and it is described retreat adjust pipeline import be connected and
Other end inlet and outlet are respectively by promoting pressure reducing valve and promoting overflow valve corresponding with the inlet and outlet in the impulsive control portion connected
Promote reversal valve；
When the propulsion reversal valve is in first position, fluid adjusts pipeline through the retrogressing from its import and flows into rock drilling
The propulsion is back to after drilling machine ontology to adjust in pipeline and flow out from its outlet；When the propulsion reversal valve is in the second position
When, fluid is adjusted through the propulsion from its import and is back to after pipeline flows into rock drilling machine ontology in the retrogressing adjusting pipeline simultaneously
From its outlet outflow.
Preferably, the anti-sticking pricker control unit includes：
One end be connected with the hydraulic control targeting port and the other end inlet and outlet respectively with the outlet of the drilling rod detaching pipelines and
The anti-sticking pricker reversal valve that the outlet in the impulsive control portion is connected；
When the anti-sticking pricker reversal valve is in first position, the hydraulic control targeting port goes out with the drilling rod detaching pipelines
Mouth is connected；When the anti-sticking pricker reversal valve is in the second position, the hydraulic control targeting port goes out with the impulsive control portion
Mouth is connected.
Preferably, further include：
Inlet and outlet are corresponding with the inlet and outlet in impulsive control portion respectively to be connected, for being connected with reality with rock drilling machine ontology
The cushioning control portion of existing buffering protection function.
Preferably, the cushioning control portion includes：
Import is connected and is exported with the import in the impulsive control portion to be used for and rock drilling machine ontology by buffering speed governing valve
Connected buffering pressure reducing valve.
Present invention also provides a kind of rock drilling machine, packet rock drilling machine ontology further includes any one of them as above and institute
State the connected hydraulic control valve group of rock drilling machine ontology.
With respect to the background art, the hydraulic control valve group of rock drilling machine provided herein, including inlet and outlet are right respectively
It should be connected, turn round and push away with corresponding realization trepanning and rock drilling impact, forward and reverse speed change for being connected respectively with rock drilling machine ontology
Into and retreat mobile impulsive control portion, revolution control unit and Solid rocket engine portion, and outlet and the impulsive control portion go out
Mouth is connected and import is connected, with the revolution control unit and the Solid rocket engine portion for preventing card pricker failure respectively
Anti-sticking pricker control unit.
Since the inlet and outlet in the impulsive control portion, the revolution control unit and the Solid rocket engine portion correspond to phase respectively
Even namely the impulsive control portion, the revolution control unit and the Solid rocket engine portion are connected to hydraulic pressure by way of in parallel
Between pipeline and rock drilling machine ontology, three kinds of modular functionality hydraulic circuits are formed.When the impulsive control portion, the revolution are controlled
When there is functional fault or card pricker in each component of the corresponding rock drilling machine ontology in portion processed and the Solid rocket engine portion, it is only necessary to overhaul,
The corresponding function hydraulic circuit of the trouble unit is safeguarded and replaces, other function hydraulic circuits are then not necessarily to put into excessive essence
Power is detected and identifies so that maintenance difficulties reduce, and functional reliability improves.In addition, for different types of rock drilling machine
Ontology, it is only necessary to directly add other function hydraulic circuits or directly remove redundancy function hydraulic circuit, versatility is natural
Enhanced.Therefore, the functional reliability of hydraulic control valve group provided herein and versatility are promoted.
It is apparent that the rock drilling machine ontology including hydraulic control valve group reduces and versatility enhancing, life because of maintenance difficulties
Production cost decreases naturally.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structure schematic diagram of the provided hydraulic control valve group of specific embodiment of the present invention.
Reference numeral is as follows：
Impulsive control portion 1, revolution control unit 2 and Solid rocket engine portion 3；
Trepanning speed governing valve 11, trepanning one-way throttle valve 12, rock drilling speed governing valve 13, rock drilling one-way throttle valve 14, impact commutation
Valve 15 and surge table 16；
Drilling rod removable component 21 and drilling rod gyro black assembly 22；
Drilling rod dismantles speed governing valve 211, drilling rod installation speed governing valve 212, dismounting reversal valve 213 and dismounting pressure regulator valve 214；
Drilling rod inverts speed governing valve 221, drilling rod rotates forward speed governing valve 222, turn to reversal valve 223 and turns to pressure regulator valve 224；
Speed governing valve 31 is promoted, speed governing valve 32, pilot operated directional control valve 33 is retreated, promotes reversal valve 34, promoting pressure reducing valve 35 and push away
Into overflow valve 36；
Anti-sticking pricker reversal valve 41 and anti-sticking pricker pressure gauge 42；
First ball valve 51 and the second ball valve 52；
Cushioning control portion 6, buffering pressure reducing valve 61 ease up and rush speed governing valve 62；
Rock drilling machine ontology 7.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to enable those skilled in the art to better understand the solution of the present invention, right in the following with reference to the drawings and specific embodiments
The present invention is described in further detail.
Referring to FIG. 1, Fig. 1 is a kind of structure schematic diagram of the provided hydraulic control valve group of specific embodiment of the present invention.
The embodiment of the invention discloses a kind of hydraulic control valve groups of rock drilling machine, including impulsive control portion 1, revolution control
Portion 2, Solid rocket engine portion 3 and anti-sticking pricker control unit.
Wherein, impulsive control portion 1, revolution control unit 2 and Solid rocket engine portion 3 import and export correspondence respectively and are connected, for distinguishing
It is connected with rock drilling machine ontology 7 and mobile work(is turned round and promote and retreated with corresponding realization trepanning and rock drilling impact, forward and reverse speed change
Energy.
In this specific embodiment, impulsive control portion 1, revolution control unit 2 and 3 three of Solid rocket engine portion import respectively with
Main oil inlet pipe road P is connected, correspondingly, impulsive control portion 1, revolution control unit 2 and 3 three of Solid rocket engine portion outlet respectively with
Main oil return line T-phase connection, to make the inlet and outlet of three realize corresponding be connected.
Impulsive control portion 1 includes that pipeline is impacted in trepanning impact pipeline and rock drilling.Wherein, trepanning impact tube road is equipped with trepanning
Regulating valve, rock drilling impact tube road are equipped with rock drilling regulating valve.In this specific embodiment, trepanning regulating valve specifically includes trepanning tune
The import of fast valve 11 and trepanning one-way throttle valve 12, trepanning one-way throttle valve 12 is connected with the outlet of trepanning speed governing valve 11, goes out
Mouth is connected with rock drilling machine ontology 7, is flowed into rock drilling machine ontology 7 so that fluid only can impact pipeline from trepanning, without sending out
It is raw to flow backwards.It is worth noting that, the composition of rock drilling regulating valve is identical with the composition of trepanning regulating valve, including rock drilling speed governing valve
13 and rock drilling one-way throttle valve 14, details are not described herein.
Impulsive control portion 1 further includes impact reversal valve 15, and one end inlet and outlet of impact reversal valve 15 are impacted with trepanning respectively
The import that pipeline is impacted in the import of pipeline with rock drilling is connected, and the other end imports and exports the inlet and outlet with revolution control unit 2 respectively
It is corresponding to be connected, and end inlet and outlet specifically connect with main oil inlet pipe road P and main oil return line T-phase respectively.In this specific embodiment,
It is specially the three-position four-way electromagnetic directional valve that Median Function is Y types to impact reversal valve 15.When impact reversal valve 15 is in first
When setting, namely when in leftmost bit, the fluid in the P of main oil inlet pipe road enters rock drilling from its import and impacts pipeline, then flows into chisel
It is back to after rock drilling machine ontology 7 in trepanning impact pipeline, is finally flowed out in main oil return line T from its outlet；When impact commutates
When valve 15 is in the second position, namely when in rightmost position, the fluid in the P of main oil inlet pipe road impacts pipeline from its import through trepanning
Rock drilling machine ontology 7 is flowed into, be then refluxed for rock drilling impacting in pipeline and is flowed out in main oil return line T from its outlet.Certainly,
Impacting reversal valve 15 can also electro-hydraulic type or other types, however it is not limited to this.
In addition, impacting between pipeline and rock drilling impact pipeline the impact being additionally provided with for detecting two loine pressures in trepanning
Pressure gauge 16, to detect the pressure in impulsive control portion 1 in real time during the work time, with preventing pipelines from bursting.
It includes drilling rod removable component 21 and drilling rod gyro black assembly 22 to turn round control unit 2.Wherein, drilling rod removable component 21 into
Outlet is corresponding with the inlet and outlet in impulsive control portion 1 respectively to be connected, and is mainly used for being connected to realize drilling rod with rock drilling machine ontology 7
Dismounting.The inlet and outlet of drilling rod gyro black assembly 22 are correspondings with the inlet and outlet in impulsive control portion 1 connected respectively, and with drilling rod removable component
21 are connected, and are mainly used for realizing the forward backward rotation of drilling rod.
In this specific embodiment, drilling rod removable component 21 includes drilling rod installation pipeline and drilling rod detaching pipelines.Wherein, it bores
Bar installation pipeline is equipped with drilling rod and installs speed governing valve 212, and drilling rod detaching pipelines are equipped with drilling rod and dismantle speed governing valve 211.Drilling rod installation is adjusted
Drilling rod is separately adjusted to angularly forward direction and slowly run or reversely rotate at low speed state by fast valve 212 and drilling rod dismounting speed governing valve 211, with side
Just drilling rod is dismounted automatically.
Drilling rod removable component 21 further include dismounting reversal valve 213, dismounting reversal valve 213 one end inlet and outlet respectively with drilling rod
The import of installation pipeline is connected with the import of drilling rod detaching pipelines, and the other end inlet and outlet by dismount pressure regulator valve 214 respectively with
The inlet and outlet in impulsive control portion 1, which correspond to, to be connected.Wherein, dismounting pressure regulator valve 214 import be connected with main oil inlet pipe road P, export and
It dismounts reversal valve 213 to be connected, relief port connects with main oil return line T-phase.
In this specific embodiment, dismounting reversal valve 213 is specially the 3-position 4-way electromagnetic switch that Median Function is Y types
Valve is certainly not limited to this.When dismounting reversal valve 213 and be in first position, namely when being located at leftmost bit, in the P of main oil inlet pipe road
Fluid flow into rock drilling machine ontology 7 through drilling rod detaching pipelines from its import, be then refluxed for in drilling rod installation pipeline and from its
Outlet flows out in main oil return line T；When dismount reversal valve 213 be in the second position when, namely be located at rightmost position when, main oil inlet
Fluid in pipeline P flows into rock drilling machine ontology 7 from its import through drilling rod installation pipeline, is then refluxed for drilling rod detaching pipelines
And it is flowed out in main oil return line T from its outlet.
Drilling rod gyro black assembly 22 includes that drilling rod rotates forward adjusting pipeline and drilling rod reversion adjusting pipeline.Wherein, the positive modulation of drilling rod
It saves and is equipped with drilling rod rotating forward speed governing valve 222 in pipeline, and drilling rod rotates forward the outlet phase of the outlet and drilling rod installation pipeline that adjust pipeline
Connection.Drilling rod, which inverts to adjust, is equipped with drilling rod reversion speed governing valve 221 in pipeline, and the outlet of drilling rod reversion adjusting pipeline is torn open with drilling rod
The outlet for unloading pipeline is connected.Drilling rod rotates forward speed governing valve 222 and drilling rod reversion speed governing valve 221 is being mainly used for adjusting drilling rod respectively just
Modulation section pipeline and drilling rod reversion adjust pipeline oil flow quantity, to adjust forward and reverse velocity of rotation of drilling rod.
Drilling rod gyro black assembly 22 further include turn to reversal valve 223, turn to reversal valve 223 one end inlet and outlet respectively with drilling rod
The import for rotating forward adjusting pipeline is connected with the import of drilling rod reversion adjusting pipeline, and other end inlet and outlet pass through steering pressure regulator valve
224 is corresponding with the inlet and outlet in impulsive control portion 1 connected respectively, namely connects respectively with main oil inlet pipe road P and main oil return line T-phase.
Wherein, turn to pressure regulator valve 224 import be connected with main oil inlet pipe road P, outlet with steering reversal valve 223 be connected, relief port and
Main oil return line T-phase connects.
In this specific embodiment, it is O-shaped 3-position 4-way electromagnetic switch to turn to the specially Median Function of reversal valve 223
Valve is certainly not limited to this.When turning to reversal valve 223 and be in first position, namely when being located at leftmost bit, in the P of main oil inlet pipe road
Fluid inverted from its import through drilling rod and adjust pipeline and flow into rock drilling machine ontology 7, be then refluxed for drilling rod rotating forward adjusting pipeline
It is interior and flowed out in main oil return line T from its outlet；When steering reversal valve 223 is in the second position, namely it is located at rightmost position
When, the fluid in the P of main oil inlet pipe road rotates forward to adjust after pipeline flows into rock drilling machine ontology 7 from its import through the drilling rod to be back to
The drilling rod reversion is adjusted in pipeline and is flowed out in main oil return line T from its outlet.Certainly, the type of reversal valve 223 is turned to
It is without being limited thereto.
Solid rocket engine portion 3 includes promoting to adjust pipeline and retreat to adjust pipeline.Wherein, it promotes to adjust to be equipped in pipeline and promote
Speed governing valve 31 is retreated and is adjusted in pipeline equipped with retrogressing speed governing valve 32.It promotes speed governing valve 31 and retreats speed governing valve 32 by adjusting respectively
Section, which promotes, to be adjusted pipeline and retreats the flow for adjusting pipeline, while adjusting pipeline to limit to promote to adjust pipeline and retreat respectively
On peak flow values, be conducive to promoted safety.
Solid rocket engine portion 3 further includes pilot operated directional control valve 33 and propulsion reversal valve 34.
Wherein, one end inlet and outlet of pilot operated directional control valve 33 adjust pipeline with the outlet for adjusting pipeline and retrogressing is promoted respectively
Outlet is connected, and the other end is connected with rock drilling machine ontology 7, and side is equipped with hydraulic control targeting port.In this specific embodiment, liquid
It is specially two-position four-way pilot operated directional control valve to control reversal valve 33, when pilot operated directional control valve 33 is in first position, namely in most right
When position, then fluid adjusts pipeline outflow from promoting adjusting pipeline to flow into through rock drilling machine ontology 7 to retreat；When hydraulic control is changed
When being in the second position to valve 33, namely in leftmost bit when, fluid from promote adjust pipeline flow into after rock drilling machine ontology 7
Pipeline outflow is adjusted to retreat.
34 one end of reversal valve inlet and outlet are promoted to adjust the import phase of pipeline with the import for adjusting pipeline and retrogressing is promoted respectively
Even, and other end inlet and outlet are respectively by promoting pressure reducing valve 35 and promoting overflow valve 36 corresponding with the inlet and outlet in impulsive control portion 1
It is connected.In this specific embodiment, the import of pressure reducing valve 35 is promoted to be connected with main oil inlet pipe road P, outlet and recommendation reversal valve 34
It is connected, relief port is connected with the import of overflow valve 36 is promoted, and the outlet of overflow valve 36 is promoted to connect with main oil return line T-phase
It is logical.It is preferably proportional pressure control valve to promote overflow valve 36, certainly, without being limited thereto.
In this specific embodiment, it is specially the three-position four-way electromagnetic directional valve that Median Function is Y types to promote reversal valve 34,
Certainly, without being limited thereto.When promote reversal valve 34 be in first position when, namely in left position when, fluid from its import through retrogressing
It adjusts pipeline and flows into rock drilling machine ontology 7, be then refluxed for propulsion adjusting in pipeline and flow out to main oil return line T from its outlet
In；When promote reversal valve 34 be in the second position when, namely in right position when, fluid from its import through promote adjust pipeline inflow
Rock drilling machine ontology 7 is then refluxed for adjusting in pipeline to retreating and flowing out in main oil return line T from its outlet.
Anti-sticking pricker control unit includes anti-sticking pricker reversal valve 41, the liquid of one end and pilot operated directional control valve 33 of anti-sticking pricker reversal valve 41
It controls targeting port to be connected, and other end inlet and outlet are connected with the outlet of drilling rod detaching pipelines and the outlet in impulsive control portion respectively.
In this specific embodiment, anti-sticking pricker reversal valve 41 is specially two-bit triplet guide's solenoid directional control valve, certainly, without being limited thereto.
In order to ensure that revolution control unit 2 has enough pressure during dismounting drilling rod and revolution drilling rod, controlled in revolution
The exit in portion 2 processed is equipped with the first ball valve 51 and the second ball valve 52.In this specific embodiment, the first ball valve 51 is specifically set to
Drilling rod is dismantled between speed governing valve 211 and the outlet and rock drilling machine ontology 7 of drilling rod reversion speed governing valve 221, is torn open to adjust drilling rod
Unload the pressure of speed governing valve 211 and drilling rod reversion 221 place pipeline of speed governing valve.Second ball valve 52 is set to drilling rod installation speed governing valve
Between 212 and the outlet and rock drilling machine ontology 7 of drilling rod rotating forward speed governing valve 222, further, the second ball valve 52 is set to anti-sticking pricker
One of reversal valve 41 exports with drilling rod installation speed governing valve 212 between the import being connected and rock drilling machine ontology 7, to install
Drilling rod and drilling rod forward direction realize anti-sticking pricker function during turning round.Naturally, another import and the liquid of anti-sticking pricker reversal valve 41
The hydraulic control targeting port of control reversal valve 33 is connected.
When anti-sticking pricker reversal valve 41 is in first position, namely in it is the next when, hydraulic control targeting port is managed with drilling rod dismounting
The outlet on road is connected；When anti-sticking pricker reversal valve 41 is in the second position, namely in it is upper when, hydraulic control targeting port with impact
The outlet of control unit 1 is connected, namely is connected to main oil return line T-phase.It is worth noting that, anti-sticking pricker reversal valve 41 into
The anti-sticking pricker pressure gauge 42 for signal piping pressure is equipped between mouth and the outlet of drilling rod installation speed governing valve 212.
In addition, the application further includes cushioning control portion 6, wherein the inlet and outlet in cushioning control portion 6 respectively with impulsive control portion 1
Inlet and outlet correspond to and be connected, and for being connected to realize buffering protection function with rock drilling machine ontology 7.In the specific embodiment
In, cushioning control portion 6 includes buffering pressure reducing valve 61, and the import of buffering pressure reducing valve 61 is connected with the import in impulsive control portion 1, goes out
Mouth is connected by buffering speed governing valve 62 with rock drilling machine ontology 7.In this specific embodiment, the import of buffering pressure reducing valve 61 and master
Oil inlet pipe P is connected, and exports and is connected with the import of buffering speed governing valve 62, relief port is connected to main oil return line T-phase.
In conclusion the hydraulic control valve group of rock drilling machine provided herein, including impulsive control portion 1, revolution control
Portion 2, Solid rocket engine portion 3 and anti-sticking pricker control unit processed.Since impulsive control portion 1, revolution control unit 2 and Solid rocket engine portion 3 pass through
Mode in parallel is connected between fluid pressure line and rock drilling machine ontology 7, forms three kinds of modular functionality hydraulic circuits.When wherein
When there is functional fault or card pricker in the component of the corresponding rock drilling machine ontology of any portion function hydraulic circuit 7, it is only necessary to overhaul, tie up
The corresponding function hydraulic circuit of the trouble unit is protected and replaces, to make maintenance difficulties decrease, functional reliability has
It is improved.Different types of rock drilling machine ontology 7 can be conveniently by changing modular functionality hydraulic circuit, in certain journey
It avoids redesigning hydraulic control valve group on degree, its versatility is made to be promoted.Therefore, hydraulic control valve provided herein
The functional reliability and versatility of group are promoted.
The application also provides a kind of rock drilling machine, and packet rock drilling machine ontology 7 further includes as described above and the rock drill
The connected hydraulic control valve group of machine ontology 7, because the maintenance difficulties of hydraulic control valve group decrease and its versatility is enhanced,
It is effectively prevented from the wasting of resources, production cost decreases naturally.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only that
A little elements, but also include other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
Rock drilling machine provided by the present invention and its hydraulic control valve group are described in detail above, it is used herein
Principle and implementation of the present invention are described for specific case, and the explanation of above example is only intended to help to understand
The method and its core concept of the present invention；Meanwhile for those of ordinary skill in the art, according to the thought of the present invention, having
There will be changes in body embodiment and application range, in conclusion the content of the present specification should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of hydraulic control valve group of rock drilling machine, which is characterized in that including：
Inlet and outlet are corresponding respectively to be connected, for be connected respectively with rock drilling machine ontology (7) impacted with corresponding realization trepanning and rock drilling,
Forward and reverse speed change revolution and the impulsive control portion (1) of propulsion and retrogressing movement, revolution control unit (2) and Solid rocket engine portion (3)；
Outlet be connected with the outlet of the impulsive control portion (1) and import respectively with the revolution control unit (2) and described push away
It is connected into control unit (3), the anti-sticking pricker control unit for preventing card pricker failure.
2. hydraulic control valve group according to claim 1, which is characterized in that the impulsive control portion (1) includes：
It is respectively equipped with the trepanning impact pipeline and rock drilling impact pipeline of trepanning regulating valve and rock drilling regulating valve；
The import that one end inlet and outlet impact the import of pipeline with the trepanning respectively and pipeline is impacted in the rock drilling is connected and separately
Import and export connected impact reversal valve (15) corresponding with the inlet and outlet of revolution control unit (2) respectively in one end.
3. hydraulic control valve group according to claim 1, which is characterized in that the revolution control unit (2) includes：
Inlet and outlet respectively it is correspondings with the inlet and outlet of impulsive control portion (1) be connected, be used for be connected with rock drilling machine ontology (7) with
Realize the drilling rod removable component (21) of drilling rod dismounting；
Inlet and outlet it is correspondings with the inlet and outlet of impulsive control portion (1) connected respectively and with drilling rod removable component (21) phase
Even, for realizing the drilling rod gyro black assembly (22) of drilling rod forward backward rotation.
4. hydraulic control valve group according to claim 3, which is characterized in that the drilling rod removable component (21) includes：
It is respectively equipped with drilling rod detaching pipelines and the drilling rod installation of drilling rod dismounting speed governing valve (211) and drilling rod installation speed governing valve (212)
Pipeline；
One end inlet and outlet are connected with the import of the drilling rod installation pipeline and the import of the drilling rod detaching pipelines and another respectively
End inlet and outlet are by dismounting pressure regulator valve (214) connected dismounting commutation corresponding with the inlet and outlet of impulsive control portion (1) respectively
Valve (213).
5. hydraulic control valve group according to claim 4, which is characterized in that the drilling rod gyro black assembly (22) includes：
Equipped with drilling rod reversion speed governing valve (221) and export the drilling rod reversion adjusting being connected with the outlet of the drilling rod detaching pipelines
Pipeline；
Speed governing valve (222), which is rotated forward, equipped with drilling rod and exports the drilling rod being connected with the outlet of the drilling rod installation pipeline rotates forward adjusting
Pipeline；
One end inlet and outlet rotate forward the import for adjusting pipeline with the drilling rod respectively and drilling rod reversion adjusts the import phase of pipeline
Even and other end inlet and outlet are corresponding with the inlet and outlet of impulsive control portion (1) connected respectively by turning to pressure regulator valve (224)
Turn to reversal valve (223).
6. hydraulic control valve group according to claim 4, which is characterized in that the Solid rocket engine portion (3) includes：
It is respectively equipped with to promote speed governing valve (31) and retreat the propulsion adjusting pipeline of speed governing valve (32) and retreat and adjusts pipeline；
One end inlet and outlet promote the outlet for adjusting pipeline and the outlet for retreating adjusting pipeline to be connected and another with described respectively
It holds for being connected with rock drilling machine ontology (7), the pilot operated directional control valve (33) with hydraulic control targeting port；
One end inlet and outlet promote the import for adjusting pipeline and described retreat to adjust the import of pipeline and be connected and another with described respectively
End inlet and outlet are respectively by promoting pressure reducing valve (35) and promoting overflow valve (36) corresponding with the inlet and outlet of impulsive control portion (1)
Connected propulsion reversal valve (34).
7. hydraulic control valve group according to claim 6, which is characterized in that the anti-sticking pricker control unit includes：
One end be connected with the hydraulic control targeting port and other end inlet and outlet respectively with the outlet of the drilling rod detaching pipelines and described
The anti-sticking pricker reversal valve (41) that the outlet in impulsive control portion (1) is connected.
8. hydraulic control valve group according to any one of claims 1 to 7, which is characterized in that further include：
Inlet and outlet respectively it is correspondings with the inlet and outlet of impulsive control portion (1) be connected, be used for be connected with rock drilling machine ontology (7) with
Realize the cushioning control portion (6) of buffering protection function.
9. hydraulic control valve group according to claim 8, which is characterized in that the cushioning control portion (6) includes：
Import is connected and is exported with the import of the impulsive control portion (1) to be used for and rock drilling machine sheet by buffering speed governing valve (62)
The connected buffering pressure reducing valve (61) of body (7).
10. a kind of rock drilling machine, packet rock drilling machine ontology (7), which is characterized in that further include such as any one of claim 1 to 9 institute
The hydraulic control valve group being connected with the rock drilling machine ontology (7) stated.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109779990A (en) * | 2019-01-28 | 2019-05-21 | 重庆邮电大学 | A kind of steel pipe water quenching device compression hydraulic control circuit |
| CN113357209A (en) * | 2021-04-22 | 2021-09-07 | 武汉船用机械有限责任公司 | Lifting hydraulic system of petroleum drilling machine |
| CN114352597A (en) * | 2022-01-25 | 2022-04-15 | 佳木斯大学 | Overload reverse impact valve and overload prevention method |
| CN114352597B (en) * | 2022-01-25 | 2024-04-23 | 佳木斯大学 | Overload reverse impact valve and overload prevention method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109779990A (en) * | 2019-01-28 | 2019-05-21 | 重庆邮电大学 | A kind of steel pipe water quenching device compression hydraulic control circuit |
| CN113357209A (en) * | 2021-04-22 | 2021-09-07 | 武汉船用机械有限责任公司 | Lifting hydraulic system of petroleum drilling machine |
| CN113357209B (en) * | 2021-04-22 | 2023-09-19 | 武汉船用机械有限责任公司 | Lifting hydraulic system of petroleum drilling machine |
| CN114352597A (en) * | 2022-01-25 | 2022-04-15 | 佳木斯大学 | Overload reverse impact valve and overload prevention method |
| CN114352597B (en) * | 2022-01-25 | 2024-04-23 | 佳木斯大学 | Overload reverse impact valve and overload prevention method |
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