CN103470198A - Well site drill column translation method for full-automatic drilling machine - Google Patents
Well site drill column translation method for full-automatic drilling machine Download PDFInfo
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- CN103470198A CN103470198A CN2012101870722A CN201210187072A CN103470198A CN 103470198 A CN103470198 A CN 103470198A CN 2012101870722 A CN2012101870722 A CN 2012101870722A CN 201210187072 A CN201210187072 A CN 201210187072A CN 103470198 A CN103470198 A CN 103470198A
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Abstract
The invention discloses a well site drill column translation method for a full-automatic drilling machine, and relates to the automatic equipment manufacturing field of petroleum drilling machines. By the method, the traditional three-into-one three-joint drilling is replaced with two-into-one double-joint drilling, so that a pipe setback on a drill floor is removed, and the structure of the drill floor is greatly simplified; besides a drill column in a wellhead, other drill columns are all horizontally placed in a double-joint frame and an automatic catwalk; only one drill column is horizontally placed in the automatic catwalk; and the other drill columns are placed in the double-joint frame; the requirements of modularized simple installation, full-automatic unmanned operation and the like are met; and basic conditions are created for the full-automatic drilling machine and a drilling machine with a drill column automatic processing system.
Description
Technical field
The present invention relates to design and the manufacturing technology field of oil drilling tools well head nondestructive detecting instrument.
Background technology
Common rig front court is rack for rods, deposit single drilling tool, take manual method by it " in translation ”Dao Mao road, then by the gypsy winch on rig, it is lifted on rig floor, then three drilling tools are connected to a drill string, lower end stands up in pipe setback, and upper end is by being placed in quadruple board platform, in operating process, the amount of labour is large, labour intensity is high, and security risk is large.
Publication number is CN201990456U, and the Chinese patent literature that open day is on September 28th, 2011 discloses a kind of Integral translation device for drilling machine, relates to oil drilling and extracting equipment manufacturing technology field, is specifically related to for oil-well rig the device of the integrated moving in well site.This translating device comprises hydraulic cylinder, bearing pin and ear seat, and described ear seat is arranged at a side of the rig substructure of rig, and described hydraulic cylinder one end is connected with the ear seat by bearing pin; It is characterized in that: also comprise walker and rail assembly; The other end of described hydraulic cylinder is connected with described walker, describedly states walker and described rail assembly is slidably matched.This translating device has realized that rig need not be dismantled can safety, translation easily, meets the drilling well requirement from the formula well.And simple in structure, easy and simple to handle, with low cost
But the prior art that the above-mentioned patent document of take is representative, be only applicable to traditional three thribble drilling wells that are a post, the double joint drilling well that can not to be applicable to double joint be a post, in the situation that the rig floor complicated structure, the translation effect is affected greatly.
Full-automatic or there is the rig of drill string automated programming system, cancel traditional three thribble drilling wells that are a post, to take the double joint drilling well that double joint is a post, so cancelled pipe setback on rig floor, the rig floor structure is greatly simplified.Drill string in well head, all the other drill strings all lie in the double joint frame and automatic cat road of front court.Automatically the cat road only keeps flat a drill string, and remaining drill string is placed in the double joint frame.Therefore this rig needs a kind of full-automation and operatorless fast translation device, " translation " drill string between double joint frame and automatic cat road.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of in double joint frame and the automatic method of " translation " double joint drill string between the cat road, the requirements such as the full-automatic and Unmanned operation of well site drill string translation have been realized, for full-automatic rig and rig with drill string automated programming system have been created basic condition.
The present invention is by adopting following technical proposals to realize:
A kind of well site drill string shift method for full-automatic rig is characterized in that:
The 1st step: track and double joint frame are installed at assigned position place, front court, well site, then translating device is installed;
The 2nd step: the double joint frame is arranged between translating device and track by coordinate and classification;
The 3rd step: single drilling tool is connected to the double joint drilling tool in well site, stores classifiedly in the double joint frame of front court;
The 4th step: drill collar frame, cart and suspension hook zero-bit Ji Mao road are positioned, manually to dolly one and dolly two location, position;
The 5th step: drill collar drill string quantity in the drill collar frame is set, double joint drill string quantity is set in each drill string frame;
The 6th step: during lower boring, the cart of translating device runs to the drill collar frame automatically from parking position, when gravity sensor is sensed drill collar, lifting electromagnet holds drill collar, move to place, automatic cat road after hoisting, in automatic cat road, hoist after platform hoists while contacting drill collar, electromagnet disconnects suction, and then cart is got back to and parked position;
The 7th step: during lower boring, the cart of translating device is from parking position, automatically move on to double joint frame one place, then suct a drill string, the top, automatic cat road of reruning, then transfer suspension hook and locate to location, automatically the cat road platform that hoists rises, after the electromagnet that hoists disconnects suction, suspension hook is got back to a high position, and then cart is got back to and parked position;
The 8th step: during trip-out, after drill string being transferred on the platform that hoists in automatic cat road from rig floor, automatic cat road on the automatic interface of drill string translating device, well site hoists on platform and demonstrates the figure of double joint drill string, drill collar or double-jointing pipe are judged according to the weight of drill string in the cat road that hoists, and demonstrate corresponding figure on interface;
The 9th step: during trip-out, the cart of translating device runs to automatic cat road automatically from parking position, when the suspension hook gravity sensor is sensed the double joint drill string, lifting electromagnet holds the double joint drill string, move to double joint frame place after hoisting, when the suspension hook gravity sensor is sensed drill string contact double joint frame, electromagnet disconnects suction, then suspension hook rises and is raised to a high position, and cart is got back to and parked position;
The 10th step: during trip-out, after drill collar is put into automatic cat road and hoists on platform, the cart of translating device runs to automatic cat road automatically from parking position, when the suspension hook gravity sensor is sensed drill collar, lifting electromagnet holds drill collar, moves to drill collar frame place after hoisting, when the suspension hook gravity sensor is sensed drill string contact drill collar frame, electromagnet disconnects suction, and then suspension hook rises and is raised to a high position, and cart is got back to and parked position;
Before completion removal of home, the double joint in the double joint frame is split into single, then entrucking transportation.
Special instruction, above 11 steps be must step, the 1st step to the 5 steps are basic steps, must first carry out, the 6th step and the 7th step are lower brill step, are followed successively by sequencing, the 8th step to the 10 steps are the trip-out step, be followed successively by sequencing, lower brill step and trip-out step can hocket, and there is no sequencing.
A kind of well site drill string translating device for full-automatic rig, it is characterized in that: comprise portal crane, track, drill collar frame, the double joint frame, controller and console, described track is two, level is installed on the ground of well site, drill collar frame and double joint frame and automatic cat road are installed on ground assigned position place, well site, described console is furnished with man-machine interface, is installed on respectively in department control room and well site ground control cabinet, by fieldbus, with controller, is connected.
Described portal crane comprises main Beam, side Beam, cart, dolly, electric control box, absolute position encoder, gravity sensor and tubular lifting electromagnet; Described main Beam and side Beam are the modular construction that the thin type alloy steel is made; Described cart is that adjustable frequency motor drives; Described electric control box is fixed on main Beam front, in-built distribution, cart frequency converter and suspension hook frequency converter; Described absolute position encoder is arranged on respectively cart adjustable frequency motor and suspension hook adjustable frequency motor place; Described gravity sensor is installed on the suspension hook place; The described tubular electromagnet that hoists is installed on the suspension hook below, controls the adhesive of electromagnet by control cabinet.
Described double joint frame is disposed in order after the drill collar frame.
Described drill collar frame and double joint frame are the normal width size.
Described man-machine interface comprises setting, automatically controls and three kinds of interfaces of Artificial Control.
Automatically control interface and comprise drill collar frame, double joint frame and drill collar quantity and double joint quantity, and automatic the hoist operating mode of platform and the type of drill string of cat road, and comprise " from the drill collar frame, moving on to automatic cat road ", " from automatic cat road, moving on to the drill collar frame ", " from the double joint frame, moving on to automatic cat road " and 4 buttons such as " from automatic cat road, moving on to the double joint frame ".
Compared with prior art, the beneficial effect that the present invention reaches is as follows:
1, shift method of the present invention has been cancelled traditional three thribble drilling wells that are a post, take the double joint drilling well that double joint is a post, so cancelled pipe setback on rig floor, the rig floor structure greatly simplify thereby the translation effect very good.
2, the invention provides a kind of in double joint frame and the automatic method of " translation " double joint drill string between the cat road, the requirements such as the full-automatic and Unmanned operation of well site drill string translation have been realized, for full-automatic rig and rig with drill string automated programming system have been created basic condition.
3, compared with prior art, translating device of the present invention, only need to input instruction, translating device is realized Unmanned operation, automatically complete the motor performance of cart, suspension hook, and automatically complete the operations such as the adhesive of lifting electromagnet and disconnection, realize well site drill string translation for full-automatic rig condition is provided.
The accompanying drawing explanation
Below in conjunction with specification drawings and specific embodiments, the present invention is described in further detail, wherein:
Fig. 1 is the translating device general illustration
The cart that Fig. 2 is translating device is at double joint frame place schematic diagram
The cart that Fig. 3 is translating device transfers or hangs at place, automatic cat road the schematic diagram that rises double joint
Fig. 4 is that the present invention controls surface chart automatically
Fig. 5 is that the present invention arranges surface chart
Fig. 6 is the artificial surface chart of the present invention
Mark in figure:
The 1-rig floor, 2-department control room, 3-console, 4-cart, 5-dolly, 6-master Beam, the 7-electric control box, 8-track, 9-double joint frame, the tubular lifting electromagnet of 10-, 11-double joint, 12-side Beam, ，14-Mao road, the automatic cat of 13-road elevating stage, 15-absolute position encoder, 16-gravity sensor, 17-camera.
The specific embodiment
The present invention proposes a kind of automatically or there is well site drill string shift method and the device for rig of drill string automated programming system, can meet full-automation and Unmanned operation, for realizing the drill string automated programming system, provide basic condition.
The activities of well site provided by the invention drill string translation is as follows:
The 1st step: track 8 and double joint frame 9 are installed at assigned position place, front court, well site, then translating device is installed;
The 2nd step: double joint frame 9 is arranged between translating device track 8 by coordinate and classification;
The 3rd step: single drilling tool is connected to the double joint drilling tool in well site, stores classifiedly in the double joint frame 9 of front court;
The 4th step: on man-machine interface, drill collar frame, cart 4 and suspension hook zero-bit Ji Mao road are positioned, manually to dolly 1 and dolly 2 location, position;
The 5th step: drill collar drill string quantity in the drill collar frame is set on man-machine interface; Double joint drill string quantity is set in each drill string frame;
The 6th step: during lower boring, the facility operator in department's control room 2 is pressed " from the drill collar frame, moving on to automatic cat road 13 " button at the automatic interface of drill string translating device, well site, translating device cart 4 runs to the drill collar frame automatically from parking position, when gravity sensor is sensed drill collar, lifting electromagnet holds drill collar, moves to 13 places, automatic cat road after hoisting, and in automatic cat road 13, hoists after platform hoists while contacting drill collar, electromagnet disconnects suction, and then cart 4 is got back to and parked position;
The 7th step: during lower boring, department's interior facility operator in control room 2 is pressed " from double joint frame 9, moving on to automatic cat road 13 " button at the automatic interface of drill string translating device, well site, translating device cart 4, from parking position, moves on to double joint frame 91 places automatically, then sucts a drill string, 13 tops, automatic cat road of reruning, then transfer suspension hook and locate to location, automatically cat road 13 platform that hoists rises, after the electromagnet that hoists disconnects suction, suspension hook is got back to a high position, and then cart 4 is got back to and parked position;
The 8th step: during trip-out, after the pipe rotary machine people of drill string automated programming system transfers to drill string on the platform that hoists in automatic cat road 13 from rig floor 1, automatic cat road 13 on the automatic interface of drill string translating device, well site hoists on platform and demonstrates the figure of double joint drill string, drill collar or double-jointing pipe are judged according to the weight of drill string in the cat road that hoists, and demonstrate corresponding figure on interface;
The 9th step: during trip-out, the facility operator in department's control room 2 is pressed " from automatic cat road 13, moving on to double joint frame 9 " button at the automatic interface of drill string translating device, well site, translating device cart 4 runs to automatic cat road 13 automatically from parking position, when the suspension hook gravity sensor is sensed the double joint drill string, lifting electromagnet holds the double joint drill string, move to double joint frame 9 places after hoisting, when the suspension hook gravity sensor is sensed drill string contact double joint frame 9, electromagnet disconnects suction, then suspension hook rises and is raised to a high position, and cart 4 is got back to and parked position;
The 10th step: during trip-out, after drill collar is put into automatic cat road 13 and hoists on platform, the facility operator in department's control room 2 is pressed " from automatic cat road 13, moving on to the drill collar frame " button at the automatic interface of drill string translating device, well site, translating device cart 4 runs to automatic cat road 13 automatically from parking position, when the suspension hook gravity sensor is sensed drill collar, lifting electromagnet holds drill collar, move to drill collar frame place after hoisting, when the suspension hook gravity sensor is sensed drill string contact drill collar frame, electromagnet disconnects suction, then suspension hook rises and is raised to a high position, and cart 4 is got back to and parked position;
The 11st step: before completion removal of home, the double joint 11 in double joint frame 9 is split into single, then entrucking transportation.
Double joint refers to that two drilling rods are connected to a post, i.e. double joint drill string, and the double joint frame refers to the pipe grid that the double joint drill string is deposited.
Special instruction, above 11 steps be must step, the 1st step to the 5 steps are basic steps, must first carry out, the 6th step and the 7th step are lower brill step, are followed successively by sequencing, the 8th step to the 10 steps are the trip-out step, be followed successively by sequencing, lower brill step and trip-out step can hocket, and there is no sequencing.
Embodiment 2
The present invention also provides well site drill string translating device, comprise portal crane, track 8, drill collar frame, double joint frame 9, controller and console 3, described track 8 is two, level is installed on the ground of well site, drill collar frame and double joint frame 9 and automatic cat road 13 are installed on ground assigned position place, well site, described console 3 is furnished with man-machine interface, is installed on respectively in department control room 2 and well site ground control cabinet 3, by fieldbus, with controller, is connected.
Described portal crane is special purpose crane, comprises main Beam 6, side Beam 12, cart 4, dolly, electric control box 7, absolute position encoder 15, gravity sensor 16 and tubular lifting electromagnet 10.The modular construction that described main Beam 6 and side Beam 12 make for the thin type alloy steel, be convenient to the dismounting transportation; Described cart 4 drives for adjustable frequency motor, and simple in structure, non-maintaining, speed is fast; Described electric control box 7 is fixed on main Beam 6 fronts, in-built distribution, cart 4 frequency converters and suspension hook frequency converter, and frequency converter is position control mode, can accurately locate; Described absolute position encoder 15 is arranged on respectively cart 4 variable-frequency motors and suspension hook adjustable frequency motor place, for carrying out Position Control, can make cart 4 and lifting electromagnet accurately be parked in assigned address; Described gravity sensor 16 is installed on the suspension hook place, in its gravity value input control case, induces drill string whether on the electromagnet that hoists of inhaling under suspension hook; The described tubular electromagnet that hoists is installed on the suspension hook below, controls the adhesive of electromagnet by control cabinet, after console 3 obtains inputting instruction, according to motion state, controls its adhesive.
Described double joint frame 9 is disposed in order after the drill collar frame.Described drill collar frame and double joint frame 9 are the normal width size, are convenient to cart 4 location.
Described console 3 is furnished with man-machine interface, is installed on respectively in department control room 2 and well site ground control cabinet 3, by fieldbus, with the translating device controller, is connected.Described man-machine interface comprises setting, automatically controls and three kinds of interfaces of Artificial Control.Automatically control interface and comprise drill collar frame, double joint frame 9 and drill collar quantity and double joint quantity, and automatic the hoist operating mode of platform and the type of drill string of cat road 13, and comprise " from the drill collar frame, moving on to automatic cat road 13 ", " from automatic cat road 13, moving on to the drill collar frame ", " from double joint frame 9, moving on to automatic cat road 13 " and 4 buttons such as " from automatic cat road 13, moving on to double joint frame 9 ".
Claims (3)
1. a well site drill string shift method for full-automatic rig is characterized in that:
The 1st step: track (8) and double joint frame (9) are installed at assigned position place, front court, well site, then translating device is installed;
The 2nd step: double joint frame (9) is arranged between translating device and track (8) by coordinate and classification;
The 3rd step: single drilling tool is connected to the double joint drilling tool in well site, stores classifiedly in the double joint frame (9) of front court;
The 4th step: drill collar frame, cart (4) and suspension hook zero-bit Ji Mao road are positioned, manually to dolly one and dolly two location, position;
The 5th step: drill collar drill string quantity in the drill collar frame is set, double joint drill string quantity is set in each drill string frame;
The 6th step: during lower boring, the cart of translating device (4) runs to the drill collar frame automatically from parking position, when gravity sensor is sensed drill collar, lifting electromagnet holds drill collar, moving to automatic cat road (13) after hoisting locates, when the platform that hoists in automatic cat road (13) hoists rear contact drill collar, electromagnet disconnects suction, and then cart (4) is got back to and parked position;
The 7th step: during lower boring, the cart of translating device (4) is from parking position, automatically move on to double joint frame (9) one places, then suct a drill string, the top, automatic cat road (13) of reruning, then transfer suspension hook and locate to location, automatically cat road (13) platform that hoists rises, after the electromagnet that hoists disconnects suction, suspension hook is got back to a high position, and then cart (4) is got back to and parked position;
The 8th step: during trip-out, after drill string being transferred on the platform that hoists in automatic cat road (13) from rig floor 1, automatic cat road (13) on the automatic interface of drill string translating device, well site hoists on platform and demonstrates the figure of double joint drill string, drill collar or double-jointing pipe are judged according to the weight of drill string in the cat road that hoists, and demonstrate corresponding figure on interface;
The 9th step: during trip-out, the cart of translating device (4) runs to automatic cat road (13) automatically from parking position, when the suspension hook gravity sensor is sensed the double joint drill string, lifting electromagnet holds the double joint drill string, move to double joint frame (9) after hoisting and locate, when the suspension hook gravity sensor is sensed drill string contact double joint frame (9), electromagnet disconnects suction, then suspension hook rises and is raised to a high position, and cart (4) is got back to and parked position;
The 10th step: during trip-out, after drill collar is put into automatic cat road (13) and hoists on platform, the cart of translating device (4) runs to automatic cat road (13) automatically from parking position, when the suspension hook gravity sensor is sensed drill collar, lifting electromagnet holds drill collar, moves to drill collar frame place after hoisting, when the suspension hook gravity sensor is sensed drill string contact drill collar frame, electromagnet disconnects suction, and then suspension hook rises and is raised to a high position, and cart (4) is got back to and parked position.
2. well site drill string shift method for a kind of full-automatic rig according to claim 1, it is characterized in that: lower brill step and trip-out step hocket, wherein said lower brill step specifically refers to the 6th step and the 7th step of carrying out successively, and described trip-out step refers to the 8th step to the 10 steps of carrying out successively.
3. well site drill string shift method for a kind of full-automatic rig according to claim 1 and 2 is characterized in that: after the 10th step, before the completion removal of home, the double joint in double joint frame (9) is split into single, then entrucking transportation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210187072.2A CN103470198B (en) | 2012-06-08 | 2012-06-08 | A kind of full-automatic rig well site drill string shift method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210187072.2A CN103470198B (en) | 2012-06-08 | 2012-06-08 | A kind of full-automatic rig well site drill string shift method |
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| Publication Number | Publication Date |
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| CN103470198A true CN103470198A (en) | 2013-12-25 |
| CN103470198B CN103470198B (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210187072.2A Expired - Fee Related CN103470198B (en) | 2012-06-08 | 2012-06-08 | A kind of full-automatic rig well site drill string shift method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715219A (en) * | 2016-04-12 | 2016-06-29 | 刘洋 | Transportation equipment for petroleum exploration based on Internet of Things |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3865256A (en) * | 1973-11-08 | 1975-02-11 | Sr Richard B Freeman | Casing and drill pipe handling device |
| US4040524A (en) * | 1971-06-07 | 1977-08-09 | Lamb Industries, Inc. | Apparatus for handling pipe at well site |
| CN201990456U (en) * | 2011-03-31 | 2011-09-28 | 四川昆仑石油设备制造有限公司 | Whole translation device for drilling machine |
| CN102242612A (en) * | 2011-07-18 | 2011-11-16 | 中国地质大学（武汉） | Automatic storage system for drill stem |
| CN102242613A (en) * | 2011-05-13 | 2011-11-16 | 刘东武 | Ground automatic transmission device for oil pipe and drill rod tripping operation |
| CN202090865U (en) * | 2011-06-02 | 2011-12-28 | 胜利油田森诺胜利工程有限公司 | Automatic ground conveying device for oil pipe tripping operation |
-
2012
- 2012-06-08 CN CN201210187072.2A patent/CN103470198B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4040524A (en) * | 1971-06-07 | 1977-08-09 | Lamb Industries, Inc. | Apparatus for handling pipe at well site |
| US3865256A (en) * | 1973-11-08 | 1975-02-11 | Sr Richard B Freeman | Casing and drill pipe handling device |
| CN201990456U (en) * | 2011-03-31 | 2011-09-28 | 四川昆仑石油设备制造有限公司 | Whole translation device for drilling machine |
| CN102242613A (en) * | 2011-05-13 | 2011-11-16 | 刘东武 | Ground automatic transmission device for oil pipe and drill rod tripping operation |
| CN202090865U (en) * | 2011-06-02 | 2011-12-28 | 胜利油田森诺胜利工程有限公司 | Automatic ground conveying device for oil pipe tripping operation |
| CN102242612A (en) * | 2011-07-18 | 2011-11-16 | 中国地质大学（武汉） | Automatic storage system for drill stem |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715219A (en) * | 2016-04-12 | 2016-06-29 | 刘洋 | Transportation equipment for petroleum exploration based on Internet of Things |
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