CN103132972A - Pneumatic control method applied to drilling machine - Google Patents
Pneumatic control method applied to drilling machine Download PDFInfo
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- CN103132972A CN103132972A CN 201110404451 CN201110404451A CN103132972A CN 103132972 A CN103132972 A CN 103132972A CN 201110404451 CN201110404451 CN 201110404451 CN 201110404451 A CN201110404451 A CN 201110404451A CN 103132972 A CN103132972 A CN 103132972A
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Abstract
The invention discloses a pneumatic control method applied to a drilling machine. The method comprises drilling machine braking and drilling machine starting, wherein when the drilling machine is needed to be braked, a normally closed pneumatic control valve and an air compressor of a gas pipe where a disk type brake is located are started; compressed air passes through the normally closed pneumatic control valve and then reaches to a gas guiding faucet; then the compressed air enters into the disk type brake through the gas guiding faucet and brakes the drilling machine through the disk type brake; when the drilling machine is needed to be started, a normally closed pneumatic control valve and an air compressor of a gas pipe where a disk type clutch is located are started; the compressed air passes through the normally closed pneumatic control valve and then reaches to the gas guiding faucet; then the compressed air enters into the disk type clutch through the gas guiding faucet and starts the drilling machine through the disk type clutch. The pneumatic control method applied to the drilling machine is economical and practical, rapid and flexible in control signal transmitting, soft and accurate in controlling, easy to manufacture and maintain, easy and convenient to operate, and reliable in working, air is nonflammable, working pressure of the compressed air is low, and requirements for accuracy of manufacturing of pneumatic control elements are not high.
Description
Technical field
The present invention relates to a kind of gas control method processed that is applied to rig.
Background technology
Oil-well rig produces along with the appearance of boring method, drilling technology, and respective change occurs along with the development of drilling technology again.Since entering 21 century, oil-well rig automation, digitlization, intellectuality, level of IT application fast development.Rig whole drives oil-well rig (AC-GTO-AC) future development towards the ac variable frequency speed regulation electricity.Along with developing rapidly of alternating frequency conversion technique, the AC frequency conversion electric drive rig can replace AC-SCR-DC drive rig, this type rig has modern mechanical and drives rig and the unrivaled superior function of DC drive rig, will become the regeneration product of land and oil-well rig.
Oil-well rig refers to carry out the complete drilling equipment of oil and gas exploration, exploitation.In general, a whole set of rig is comprised of following eight large system equipments:
1. rotary system equipment
In order to rotate drilling tool in well, drive the drill bit fractured rock, rig has been equipped with rotary system.It mainly is comprised of rotating disk, water tap, drill string and drill bit.In addition, water tap, drill string and drill bit also play a part the circulation cleaner for high-pressure drilling fluid.Rotating disk is the core of rotary system, is one of three large work units of rig.Top drive drilling machine has been equipped with top-drive drilling, replaces rotating disk to drive drill string and bit.
2. circulating system equipment
For timely bottom-hole cleaning, cutting carring, the protection borehole wall, rig has been equipped with drilling-fluid circulation system.Mainly contain borehole pump, ground high pressure pipe joint, drill fluid purification equipment and drilling fluid deployment device (solid control equipment) etc.When adopting mud motor to creep into, the circulating system is also being undertaken provides cleaner for high-pressure drilling fluid, drives the task that down-hole turbodrill or helicoid hydraulic motor drive the drill bit fractured rock.Borehole pump is the core of the circulating system, is one of three large work units of rig.
3. hoisting system equipment
Send to etc. for drilling, setting of casing, control the pressure of the drill and drill bit, rig has been equipped with hoisting system, with the auxiliary drillng operation of completing.This complete equipment mainly is comprised of well drilling hoist, auxiliary brake, traveling system (as wire rope, overhead traveling crane, travelling block), hook and derrick.In addition, also be useful on the rig tool that removes operation and mechanized equipment (as suspension ring, elevator, slips, power tongs, thribble movement mechanism etc.).Winch is the core of hoisting system, is one of three large working machines of rig.
Above-mentioned three large system equipments are directly to serve drilling well to produce, and are three large work systems of rig.Winch, rotating disk, borehole pump are called three large work units of rig.
4. power-driven system equipment
Power-driven system equipment refers to provide for a whole set of unit (three large work unit and other auxiliary units) equipment of energy, can be diesel engine and oil-servicing facilities thereof, or interchange, dc motor and power supply thereof, protection, control appliance etc.
5. transmission system equipment
Transmission system equipment refers to connect engine and working machine, realizes the equipment of energy transmission, distribution and motion mode conversion from driving arrangement to the work unit.It comprises slows down and car, reversing and gear etc.Machine driving pair commonly used in rig is mainly chain, bead apex, gear and universal drive shaft.In addition, many rigs have also adopted the type of belt drive such as hydraulic power, hydraulic drive, electric transmission.
Control system and the monitoring Displaying Meter
Carry out work in order to command, control each unit cooperative ground, a whole set of rig is equipped with various control device, and have machinery controls, gas control system, electric control, hydraulic control system and electricity, gas, liquid commonly used mix control.Mechanical powered rig generally adopts centralized and unified gas control system.Modern drilling machine also is equipped with various drilling instruments and measurement-while-drilling system, and monitoring shows the working condition of the relevant system equipment in ground, measures downhole parameters, realizes hole trajectory control.
7. rig substructure
Base comprises drillingrig base and machine room base, is used for drilling equipment is installed, and facilitates the movement of drilling equipment.Drillingrig base is used for installing derrick, rotating disk, places pipe setback and necessary rig tool and driller's console, and majority is also wanted setting winch.Drillingrig base should be able to hold necessary wellhead assembly, therefore, enough height, area and rigidity must be arranged.The machine room base is mainly used in installing powerplant module and transmission system equipment, therefore, also enough areas and rigidity will be arranged, and centering, smooth working and movement can be installed rapidly conveniently to guarantee calculator room equipment.
8. auxiliary equipment
Complete rig also must have air feed equipment, auxiliary generating plant, blowout preventer equipment, rat holing equipment and auxiliary crane gear, also must be equipped with heat-preserving equipment when the cold zone drilling well.
The pattern of oil-well rig is various, can be divided into: drive pattern, driving type, movement mode.
Be divided into by driving pattern: Diesel Driven, electricity drive, hydraulic-driven.Wherein electricity drives and is divided into again: alternating current driving, dc powered, alternating-current variable frequency power drive.
Be divided into by driving type: chain drive, the transmission of V band, gear drive.
Be divided into by the movement mode: packaged formula, self-propelled, pull-type.
Over more than 40 year, process imitated, that introduce digestion, absorb that the China's oil rig has experienced has now entered take independent development as the main stage.Over nearly 10 years, the China's oil drilling rig technique obtains developing the most fast, and manufacturing capacity is greatly improved.The various rigs that China rig manufactory makes satisfy the needs of petroleum exploration in China development self substantially, successively developed the oil-well rig that is suitable for land, desert and ocean operation, drive technology has developed into machine driving, direct current transmission, AC frequency conversion electric transmission and mechanical, electrical Composite Transmission and has developed simultaneously.China has formed the ability of 200, year manufacturing rig, has become global maximum rig manufacturing nation.The China Petroleum that develops into of China's oil drilling rig technique and manufacturing capacity is implemented low cost strategy, and participation competition in the international market and assurance China's oil are had laid a good foundation safely.
The complete system that modern oil-well rig is comprised of as machine the multiplex (MUX).In the course of the work, according to the needs of drilling technology, each working machine, must be guaranteed by control system in sequence and regular movement for this reason.Sensitivity, accurate, a reliable and secure control system can make rig be in the optimal movement state, and obtain economic benefit preferably.
Summary of the invention
The object of the invention is to overcome the shortcoming and defect of above-mentioned prior art, a kind of gas control method processed that is applied to rig is provided, and this is applied to, and the gas control method economy processed of rig is reliable, transfer control signal is rapid flexibly, air is nonflammable, soft accurate, the pneumatically operated pressure of control is low, the requirement of the gas control element accuracy of manufacture is not bery high, easy manufacturing is keeped in repair well, easy and simple to handle, reliable operation.
Purpose of the present invention is achieved through the following technical solutions: be applied to the gas control method processed of rig, comprise the following steps:
Rig braking: when needs are braked rig, open normally closed Pneumatic valve and the air compressor of disk type brake place tracheae; Compressed air arrives air guide cock tap by after normally closed Pneumatic valve; Then enter disk type brake by air guide cock tap; By disk type brake, thereby rig is braked;
Rig starts: when needs start rig, open normally closed Pneumatic valve and the air compressor of plate clutch place tracheae; Compressed air arrives air guide cock tap by after normally closed Pneumatic valve; Then enter plate clutch by air guide cock tap; By plate clutch, thereby rig is started.
Also be provided with rapid-release valve between the normally closed Pneumatic valve of described plate clutch place gas circuit and air guide cock tap, make the operation of plucking, hanging the air disc clutch more rapid.
Also be provided with rapid-release valve between the normally closed Pneumatic valve of described disk type brake place gas circuit and air guide cock tap, make the operation of plucking, hanging disc brake more rapid.
The gas control system processed that the present invention is used, mainly by source of the gas, the two-way tracheae that is connected with source of the gas, be separately positioned on the normally closed Pneumatic valve on the two-way tracheae, the air guide cock tap that is connected with normally closed Pneumatic valve respectively and the disk type brake that is connected with air guide cock tap respectively and plate clutch consists of.
Described source of the gas is gasholder.
Described source of the gas is connected with air compressor.
Be provided with rapid-release valve between described normally closed Pneumatic valve and air guide cock tap.
In sum, the invention has the beneficial effects as follows: economy is reliable, transfer control signal is rapid flexibly, air is nonflammable, soft accurate, the pneumatically operated pressure of control is low, the requirement of the gas control element accuracy of manufacture is not bery high, easy manufacturing is keeped in repair well, easy and simple to handle, reliable operation.
Description of drawings
Fig. 1 is the structural representation of system for use in carrying of the present invention.
The specific embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited only to this.
Embodiment:
The gas control that the is applied to rig method processed that the present invention relates to comprises the following steps:
Rig braking: when needs are braked rig, open normally closed Pneumatic valve and the air compressor of disk type brake place tracheae; Compressed air arrives air guide cock tap by after normally closed Pneumatic valve; Then enter disk type brake by air guide cock tap; By disk type brake, thereby rig is braked;
Rig starts: when needs start rig, open normally closed Pneumatic valve and the air compressor of plate clutch place tracheae; Compressed air arrives air guide cock tap by after normally closed Pneumatic valve; Then enter plate clutch by air guide cock tap; By plate clutch, thereby rig is started.
Also be provided with rapid-release valve between the normally closed Pneumatic valve of described plate clutch place gas circuit and air guide cock tap, make the operation of plucking, hanging the air disc clutch more rapid.
Also be provided with rapid-release valve between the normally closed Pneumatic valve of described disk type brake place gas circuit and air guide cock tap, make the operation of plucking, hanging disc brake more rapid.
The present invention gas control system processed used as shown in Figure 1, mainly by source of the gas, the two-way tracheae that is connected with source of the gas, be separately positioned on the normally closed Pneumatic valve on the two-way tracheae, the air guide cock tap that is connected with normally closed Pneumatic valve respectively and the disk type brake that is connected with air guide cock tap respectively and plate clutch consists of.
Described source of the gas is gasholder.
Described source of the gas is connected with air compressor.
Be provided with rapid-release valve between described normally closed Pneumatic valve and air guide cock tap.
Operating principle of the present invention is: pneumatic control system is divided into source of the gas, pneumatic and control 3 parts.Comprise all that in every part some have the gas control element of certain effect, whether the work of whole pneumatic control system is sensitive, reliable, not only needs rational pneumatic control system flow process, also needs the gas control element of reliable working performance.
The above is only preferred embodiment of the present invention, is not the present invention is done any pro forma restriction, and every foundation technical spirit of the present invention, any simple modification, equivalent variations that above embodiment is done are within all falling into protection scope of the present invention.
Claims (3)
1. be applied to the gas control method processed of rig, its spy is being, is comprising the following steps:
Rig braking: when needs are braked rig, open normally closed Pneumatic valve and the air compressor of disk type brake place tracheae; Compressed air arrives air guide cock tap by after normally closed Pneumatic valve; Then enter disk type brake by air guide cock tap; By disk type brake, thereby rig is braked;
Rig starts: when needs start rig, open normally closed Pneumatic valve and the air compressor of plate clutch place tracheae; Compressed air arrives air guide cock tap by after normally closed Pneumatic valve; Then enter plate clutch by air guide cock tap; By plate clutch, thereby rig is started.
2. the gas control method processed that is applied to rig according to claim 1, it is characterized in that, also be provided with rapid-release valve between the normally closed Pneumatic valve of described plate clutch place gas circuit and air guide cock tap, make the operation of plucking, hanging the air disc clutch more rapid.
3. the gas control method processed that is applied to rig according to claim 1, is characterized in that, also is provided with rapid-release valve between the normally closed Pneumatic valve of described disk type brake place gas circuit and air guide cock tap, makes the operation of plucking, hanging disc brake more rapid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110404451 CN103132972A (en) | 2011-11-28 | 2011-11-28 | Pneumatic control method applied to drilling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110404451 CN103132972A (en) | 2011-11-28 | 2011-11-28 | Pneumatic control method applied to drilling machine |
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| CN103132972A true CN103132972A (en) | 2013-06-05 |
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| CN 201110404451 Pending CN103132972A (en) | 2011-11-28 | 2011-11-28 | Pneumatic control method applied to drilling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628859A (en) * | 2013-12-11 | 2014-03-12 | 中铁二十三局集团有限公司 | Automatic drilling machine controller and method for performing pile foundation construction by applying automatic drilling machine controller |
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2011
- 2011-11-28 CN CN 201110404451 patent/CN103132972A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628859A (en) * | 2013-12-11 | 2014-03-12 | 中铁二十三局集团有限公司 | Automatic drilling machine controller and method for performing pile foundation construction by applying automatic drilling machine controller |
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Application publication date: 20130605 |