CN109356537B - Pipe column moving system and method - Google Patents
Pipe column moving system and method Download PDFInfo
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- CN109356537B CN109356537B CN201811475760.2A CN201811475760A CN109356537B CN 109356537 B CN109356537 B CN 109356537B CN 201811475760 A CN201811475760 A CN 201811475760A CN 109356537 B CN109356537 B CN 109356537B
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- fixedly connected
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000005553 drilling Methods 0.000 claims abstract description 47
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052742 iron Inorganic materials 0.000 claims abstract description 18
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/14—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
- E21B19/143—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole specially adapted for underwater drilling
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the field of marine drilling engineering equipment, in particular to a pipe column transporting system and a method of a double-operation drilling system, wherein the pipe column transporting system comprises a derrick fixedly connected with a drilling platform base, a fingerboard fixedly connected with the derrick and the drilling platform base, a pipe arranging machine fixedly connected with a deck surface of a stand box area and a drilling platform base respectively, a drill rod ramp fixedly connected with the derrick, an upper guiding manipulator and a lower guiding manipulator fixedly connected with the derrick, a traveling block system movably connected with the derrick, a top drive movably connected with the traveling block system and an iron driller fixedly connected with the drilling platform base.
Description
Technical Field
The invention relates to the field of drilling equipment of ocean drilling platforms, in particular to a tubular column moving system and a tubular column moving method of a double-operation drilling system.
Background
With the exploration and development of marine oil and gas resources, marine drilling technology and equipment are now extending to the deep sea. The ocean oil gas development is a high-risk, high-investment and high-income work, and the requirements on ocean drilling equipment are also increasing. In the oil and gas development process, it is critical to ensure the safety, reliability and high efficiency of the whole drilling system.
In a deep sea drilling platform, there are mainly two modes for vertical transfer of a stand below a drilling floor to a wellhead in a stand box area: the first is that the vertical stand is inclined through the translation of an upper trolley and a lower trolley which are arranged on the side surface of the derrick, and is transported to a wellhead through a top drive; the second type of vertical mechanical arm installed on the front face of the derrick is used for lifting the lower end of the vertical rod to be above the drilling floor surface, and then swinging to a wellhead to be connected with a top drive. The first mode is to slide the dolly stroke from the stand district to the wellhead district, and the stroke is great, and equipment occupation space is great, and the structure is complicated, and the cost is higher. The second way is that the stand manipulator swings to the wellhead by suspending the weight of the whole stand (about 14 tons at maximum), the working radius is large, the equipment is heavy and the potential safety hazard exists.
The prior art has the following problems:
1. in the prior art, the travel of the sliding trolley is from a stand zone to a wellhead zone, the travel is large, the space occupied by the whole equipment is large, and the mechanism of the equipment is complex, so that the cost of the whole transportation system is high;
2. the stand manipulator in the prior art is required to bear the weight of the whole stand and swing the stand to a wellhead, and has large working radius, so that the whole equipment is heavy and has large potential safety hazard.
In order to solve the above problems, it is necessary to invent a string shifting system and method suitable for a dual operation drilling system.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a tubular column transporting system and a tubular column transporting method suitable for a double-operation drilling system.
In order to achieve the above purpose, the present invention provides the following technical solutions.
A tubular string transfer system comprising a derrick fixedly connected to a drilling platform base, further comprising:
the finger comprises a fixed finger and an adjustable finger, the fixed finger is fixedly connected with the derrick, the adjustable finger is formed by an adjustable finger main body and an adjustable finger frame, the adjustable finger main body is fixedly connected with the derrick, and the adjustable finger frame is movably connected with the derrick;
the calandria machine is fixedly connected with the derrick and the deck surface of the vertical box area respectively;
the drill rod ramp is fixedly connected with the deck surface of the stand box area and the wall of the drilling platform base respectively;
the upper guide manipulators are fixedly connected with the derrick, and the number of the upper guide manipulators is more than or equal to 1;
the lower guiding manipulators are fixedly connected with the derrick, and the number of the lower guiding manipulators is more than or equal to 1;
the trolley system is movably connected with the derrick, the trolley system is fixedly connected with the drilling platform base, and the number of the trolley is less than or equal to 2;
the top drives are movably connected with the tourist car system, the number of the top drives is less than or equal to 2, and the number of the top drives is matched with the number of the tourist car system;
the number of the iron drillers is more than or equal to 1, and the iron drillers are fixedly connected with the drilling platform base.
As the preferable scheme of the invention, the derrick consists of a main derrick and an auxiliary derrick, the auxiliary derrick is fixedly connected with the main derrick, the bottoms of the main derrick and the auxiliary derrick are fixedly connected with the drilling platform base, the auxiliary derrick consists of a pulling frame and a mounting frame, the top of the pulling frame is fixedly connected with the upper parts of the main derrick, the middle upper parts of the two sides of the mounting frame are provided with upper guide manipulator mounting seats, the middle lower parts of the two sides of the mounting frame are provided with lower guide manipulator mounting seats, the main derrick is provided with a double-trolley system, the double-trolley system operation can be performed, the operation efficiency is improved, the inner space of the auxiliary derrick is large, and the number of the finger girders mounted is increased.
As the preferable scheme of the invention, the pipe arranging machine comprises an upper guide rail fixedly connected with the top of the mounting frame, an upper transporting trolley movably connected with the upper guide rail, a main beam movably connected with the upper transporting trolley, a lifting winch, an upper righting manipulator, a clamping manipulator and a lower righting manipulator which are sequentially and fixedly connected with the main beam from top to bottom, a lower transporting trolley movably connected with the lower end of the main beam, and a lower guide rail movably connected with the lower transporting trolley, wherein the lower guide rail is fixedly connected with the deck surface of a vertical box area, the pipe arranging machine has the quantity L, L is more than or equal to 1, L the pipe arranging machines share one upper guide rail and lower guide rail, the main beam can rotate around the central line of the main beam, the upper righting manipulator, the clamping manipulator and the lower righting manipulator can be folded, the working space is saved, the upper righting manipulator, the clamping manipulator and the lower righting manipulator can process four vertical rods with the length of 9.5 m or three vertical rods with the length of 13.5 m at one time, the strength of the vertical rods is reduced, the vertical rods can be controlled by the lower righting manipulator, and the hydraulic cylinders can be controlled synchronously, and the hydraulic cylinders can be controlled easily.
As the preferable scheme of the invention, the upper guiding manipulator comprises an upper base fixedly connected with the upper guiding manipulator mounting seat, an upper swing arm movably connected with the upper base, an upper swing hydraulic cylinder movably connected with the upper swing arm, an upper guiding clamp head movably connected with one end of the upper swing arm, the other end of the upper swing arm is movably connected with the upper base, one end of the upper swing hydraulic cylinder is movably connected with the middle part of the upper swing arm, the other end of the upper swing arm is movably connected with the upper base, the lower guiding manipulator comprises a lower base fixedly connected with the lower guiding manipulator mounting seat, a lower swing arm movably connected with the lower base, a lower guiding clamp head movably connected with one end of the lower swing arm, the other end of the lower swing arm is movably connected with the lower base, one end of the lower swing hydraulic cylinder is movably connected with the middle part of the lower swing arm, the other end of the lower swing hydraulic cylinder is movably connected with the lower base, the upper guiding manipulator and the lower guiding clamp head are in a compact structure, and the running precision of the upper guiding manipulator and the lower guiding clamp head can be controlled in a small manner, and the running precision of the upper guiding clamp head and the lower guiding clamp head can be controlled in a small enough manner.
As a preferable scheme of the invention, the drill rod ramp comprises a ramp main body, a follow-up shuttle car and a safety arm, wherein one end of the ramp main body is fixedly connected with the deck surface of the vertical box area, the other end of the ramp main body is fixedly connected with the drilling platform base wall, the follow-up shuttle car is movably connected with the ramp main body, the safety arm is fixedly connected with the side edge of the ramp main body, which is close to the other end of the ramp main body, a coaming is arranged on the follow-up shuttle car, the coaming is fixedly connected with the follow-up shuttle car, the central line of the ramp main body coincides with the central line of a borehole, and the coaming prevents the vertical from sliding out of the follow-up shuttle car in the tilting process.
As a preferable scheme of the invention, the top drive comprises a top drive main body which is movably connected with the traveling block, a lifting ring which is movably connected with the top drive main body, and a hydraulic elevator which is movably connected with the lifting ring.
As a preferable scheme of the invention, one surface of the main well frame, which is fixedly connected with the auxiliary well frame, is provided with M finger beams in sequence from top to bottom, M is more than or equal to 1, and the surface of the inner side of the auxiliary well frame, which is opposite to the fixed finger beams, is provided with N finger beams in sequence from top to bottom, wherein N is more than or equal to 1.
As a preferable scheme of the invention, the trolley system comprises a trolley guide rail fixedly connected with the main well frame, a trolley slidingly connected with the trolley guide rail, a lifting hydraulic cylinder base fixedly connected with the drilling platform base, a lifting hydraulic cylinder fixedly connected with the lifting hydraulic cylinder base, the bottom of the trolley is fixedly connected with the top end of the lifting hydraulic cylinder, the bottom of the lifting hydraulic cylinder is fixedly connected with the top of the lifting hydraulic cylinder base, and the bottom of the lifting hydraulic cylinder base is fixedly connected with the drilling platform base.
The invention also discloses a pipe column transferring method using the pipe column transferring system, which comprises the following steps:
the first step, translating the calandria machine to the position of the finger, wherein the calandria machine synchronously extends out of the upper righting manipulator, the clamping manipulator and the lower righting manipulator, the clamping manipulator clamps the stand to be transported, and the upper righting manipulator and the lower righting manipulator straighten the upper end and the lower end of the stand to be transported;
step two, after the clamping mechanical arm of the calandria machine clamps the to-be-transferred stand and lifts a certain distance upwards, the calandria machine synchronously retracts the upper righting mechanical arm, the clamping mechanical arm and the lower righting mechanical arm, and the calandria machine drives the to-be-transferred stand to translate onto a wellhead central line along the upper guide rail and the lower guide rail;
step three, the calandria machine synchronously stretches out of the upper righting manipulator, the clamping manipulator and the lower righting manipulator, so that the to-be-transferred stand is positioned above the follow-up shuttle car, and the lifting winch drives the clamping manipulator to place the lower end of the to-be-transferred stand on the follow-up shuttle car;
step four, the upper swing hydraulic cylinder drives the upper swing arm to swing the upper guide clamp head to a clamping position, the upper guide clamp head clamps the stand to be transferred, the upper righting manipulator, the clamping manipulator and the lower righting manipulator are opened and returned to an initial position, and the upper swing hydraulic cylinder drives the upper swing arm to swing the upper guide clamp head to a wellhead position;
step five, the lifting hydraulic cylinder drives the traveling block to drive the top drive to descend to the upper end of the stand to be transferred, the hydraulic elevator of the top drive clamps the upper end of the stand to be transferred, the upper guide clamp head is opened, and the upper guide manipulator returns to an initial position for standby;
step six, the top drive drives the to-be-transferred stand to ascend, and before the lower end of the to-be-transferred stand is separated from the drill rod ramp, the lower swing hydraulic cylinder drives the lower swing arm to swing the lower guide clamp head to the middle lower part of the to-be-transferred stand so as to prop up the to-be-transferred stand;
step seven, the top drive drives the to-be-moved stand to continue to move upwards, when the lower end of the to-be-moved stand is higher than the drilling floor surface by a certain distance, the lower guide clamp head clamps the to-be-moved stand, the lower swing hydraulic cylinder drives the lower swing arm to swing the lower guide clamp head to the wellhead position so that the lower end of the to-be-moved stand is right above the wellhead, and the top drive stops moving upwards;
and step eight, driving the traveling block to drive the top drive to move downwards by the lifting hydraulic cylinder, inserting the male buckle of the stand to be transferred into the female buckle of the wellhead upright post, translating the iron driller to the wellhead to carry out buckling, and returning the lower guiding manipulator to the initial position.
As a preferable scheme of the invention, the number of the calandria machine, the upper guiding manipulator, the lower guiding manipulator, the drill rod ramp, the traveling block, the top drive, the iron driller and the well bore is 2, one calandria machine, the upper guiding manipulator, the lower guiding manipulator, the drill rod ramp, the traveling block, the top drive, the iron driller and the well bore form one transporting system, and the other calandria machine, the upper guiding manipulator, the lower guiding manipulator, the drill rod ramp, the traveling block, the top drive, the iron driller and the well bore form another transporting system, and the two transporting systems can be operated simultaneously or only one transporting system can be operated.
Compared with the prior art, the invention has the beneficial effects that:
1. the stroke of the pipe arranging machine is shortened, the occupied space of the whole equipment is reduced, the structure of the transporting equipment is simple, and the cost of the whole transporting system is reduced;
2. according to the invention, the drill rod ramp is adopted, and in the process of moving the drill rod, the sleeve and the drill collar, the drill rod, the sleeve and the drill collar move along with the follow-up shuttle car, so that the abrasion of the joint of the pipe in the process of frequent moving is reduced, the joint of the pipe is protected, and the operation cost of the whole drilling machine is reduced;
3. the invention adopts a mode of matching the calandria machine, the guiding manipulator, the drill rod ramp and the top drive to transport the stand, thereby sharing the weight of the stand, reducing the working radius of the stand swing and reducing the risk of safety accidents;
4. in the vertical moving process of the stand, the follow-up shuttle car on the drill rod ramp is used for supporting the weight of the whole stand, the stand is changed into an inclined state from a vertical state through the upper guide manipulator, the lower end of the stand is lifted to the drilling platform base by the return stroke of the traveling carriage and the top drive, and the gravitational potential energy of the stand from the deck surface of the stand box area to the base surface of the drilling platform is converted by the return stroke energy of the traveling carriage and the top drive, so that the energy consumption of the whole tubular column treatment system is reduced, and the cost is saved;
5. the moving method is simple and practical, the moving actions are not interfered with each other and are tightly matched, and the operation efficiency of the whole tubular column moving system is improved to a great extent.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a perspective view of the derrick of the present invention;
FIG. 5 is another perspective view of the derrick of the present invention;
FIG. 6 is a perspective view of the main derrick of the present invention;
FIG. 7 is a perspective view of a sub-derrick of the invention;
FIG. 8 is a perspective view of a calandria machine of the present invention;
FIG. 9 is a perspective view of an upper guide robot of the present invention;
FIG. 10 is a perspective view of a lower guide robot of the present invention;
FIG. 11 is a perspective view of a drill pipe ramp according to the present invention;
FIG. 12 is another perspective view of the drill pipe ramp of the present invention;
FIG. 13 is a perspective view of a follower shuttle of the present invention;
FIG. 14 is a top view of the top drive of the present invention;
FIG. 15 is a perspective view of the derrick + fingerboard + traveling block system of the present invention;
FIG. 16 is another perspective view of the derrick + fingerboard + traveling block system of the present invention;
FIG. 17 is a flow chart of the present invention;
FIG. 18 is a front view of a step of the present invention;
FIG. 19 is a top view of step two of the present invention;
FIG. 20 is a step three elevation view of the present invention;
FIG. 21 is a step four elevation view of the present invention;
FIG. 22 is a fifth front view of the step of the present invention
FIG. 23 is a six-step elevation view of the present invention
FIG. 24 is a seventh elevational view of the present invention
Fig. 25 is a step eight elevation view of the present invention.
The marks in the figure: 1-derrick, 11-main derrick, 12-auxiliary derrick, 2-finger, 21-adjustable finger, 22-fixed finger, 3-calandria, 31-upper rail, 32-up-travel carriage, 33-main beam, 34-lift winch, 35-up-centering manipulator, 36-clamping manipulator, 37-down-centering manipulator, 38-down-travel carriage, 39-lower rail, 4-drill pipe ramp, 41-ramp body, 42-follow-up shuttle, 421-coaming, 43-safety arm, 5-upper guide manipulator, 51-upper base, 52-upper swing arm, 53-up swing cylinder, 54-upper guide head, 6-down-guide manipulator, 61-lower base, 62-down swing arm, 63-down swing cylinder, 64-down guide head, 7-travel carriage system, 71-ram, 72-travel carriage, 73-lifting cylinder, 74-lifting cylinder base, 8-top drive, 81-top drive body, 82-lifting ring, 83-swing carriage, 9-vertical platform, 3 '-drilling platform, 2' -vertical platform.
Detailed Description
The present invention will be described in further detail with reference to the following examples and embodiments, but it should not be construed that the scope of the present invention is limited to the following examples, and all techniques realized based on the present invention are within the scope of the present invention.
Example 1
As shown in fig. 1 to 7 and fig. 15 to 16, the pipe column transporting system is composed of a derrick 1, a fingerboard 2, a pipe racking machine 3, a drill pipe ramp 4, an upper guiding manipulator 5, a lower guiding manipulator 6, a traveling block system 7, a top drive 8 and an iron driller 9, in this embodiment, the number of the pipe racking machine 3, the drill pipe ramp 4, the upper guiding manipulator 5, the lower guiding manipulator 6, the traveling block system 7, the top drive 8 and the iron driller 9 is 2, the derrick 1 is fixedly connected with a drilling platform base 3', the derrick 1 is composed of a main derrick 11 and a sub derrick 12, the sub derrick 12 is composed of a pull frame 121 and a mounting frame 122, the upper guiding manipulator mounting seat 123 is welded at the middle upper part of two sides of the mounting frame 122, the lower guiding manipulator mounting seat 124 is welded at the middle lower part of two sides of the mounting frame 122, the top of the pull frame 121 is fixedly connected with the upper part of the main derrick 11, the bottom of the pull frame 121 is fixedly connected with the top of the mounting frame 122, the finger beams 2 comprise fixed finger beams 22 and adjustable finger beams 21, in this embodiment, the number of the finger beams 2 is 4, the number of the 2 fixed finger beams 22 and the number of the 2 adjustable finger beams 21 can be set according to actual needs, in other embodiments, the 2 fixed finger beams 22 are sequentially installed on one surface of the main frame 11 fixedly connected with the auxiliary frame 12 from top to bottom, the 2 adjustable finger beams are sequentially installed on the surface of the inner side of the auxiliary frame 12 opposite to the fixed finger beams 22 from top to bottom, the tops of the 2 calandria machines 3 are fixedly connected with the tops of two sides of the mounting frame 122 respectively, the bottoms of the 2 calandria machines 3 are fixedly connected with the drilling platform base 3', the 2 upper guide manipulators 5 and the 2 lower guide manipulators 6 are fixedly connected with the derrick 1 respectively, namely, 2 upper guiding manipulators 5 are fixedly connected with upper guiding manipulator mounting seats 123 welded at the middle upper parts of two sides of the mounting frame 122 respectively, 2 lower guiding manipulators 6 are fixedly connected with lower guiding manipulator mounting seats 124 welded at the middle lower parts of two sides of the mounting frame 122 respectively, 2 trolley systems 7 are movably connected with the derrick 1, namely 2 trolley systems 7 are movably connected with the main derrick 11, 2 trolley systems 7 are respectively mounted on two opposite surfaces of the main derrick 11, the upper parts of the trolley systems 7 are movably connected with the upper parts of the main derrick 11, the lower parts of the trolley systems 7 are fixedly connected with the drilling platform base 3', the upper parts of 2 top drives 8 are movably connected with the bottoms of the 2 trolley systems 7 respectively, and 2 iron drillers are fixedly connected with the drilling platform base 3' and are mounted near a wellhead.
As shown in fig. 8, the pipe racking machine 3 includes an upper rail 31 fixedly connected to the top of the mounting frame 122, an upper transfer trolley 32 movably connected to the upper rail 31, a main beam 33 movably connected to the upper transfer trolley 32, a lifting winch 34, an upper centering manipulator 35, a clamping manipulator 36 and a lower centering manipulator 37 fixedly connected to the main beam 33 in this order from top to bottom, a lower transfer trolley 38 movably connected to the lower end of the main beam 33, a lower rail 39 movably connected to the lower transfer trolley 38, and the lower rail 39 is fixedly connected to the deck surface 2' of the foundation box, wherein in this embodiment, the 2 pipe racking machines 3 share one upper rail 31 and lower rail 39.
As shown in fig. 9 to 10, the upper guide robot 5 includes an upper base 51 fixedly connected to an upper guide robot mount 123, an upper swing arm 52 movably connected to the upper base 51, an upper swing cylinder 53 movably connected to the upper swing arm 52, an upper guide jaw 54 movably connected to one end of the upper swing arm 52, the upper swing arm 52 being composed of two upper bars, one ends of the two upper bars being hinged to the upper base 51 respectively, the other ends of the two upper bars being hinged to the upper guide jaw 54 respectively, one end of the upper swing cylinder 53 being hinged to a middle portion of one upper bar, the other end of the upper swing cylinder 53 being hinged to the upper base 51 together with one end of the other upper bar, the lower guide robot 6 including a lower base 61 fixedly connected to the lower guide robot mount 124, a lower swing arm 62 movably connected to the lower base 61, a lower guide jaw 64 movably connected to the lower swing arm 62, the lower bar 62 being composed of two lower bars, one ends of the two lower bars being hinged to the lower base 61 respectively, the other ends of the two lower bars being hinged to one end of the lower guide jaw 64 being hinged to the other end of the lower bar 63.
As shown in fig. 11-13, the drill rod ramp 4 includes a ramp main body 41, a follower shuttle 42 and a safety arm 43, one end of the ramp main body 41 is fixedly connected with the deck surface 2' of the stand box area, the other end of the ramp main body 41 is fixedly connected with the wall of the drilling platform base 3', the follower shuttle 42 is movably connected with the ramp main body 41, the safety arm 43 is fixedly connected with the side edge of the ramp main body 41 close to the other end of the ramp main body 41, a coaming 421 is arranged on the follower shuttle 42, the coaming 421 is fixedly connected with the follower shuttle 42, the center line of the ramp main body 41 coincides with the center line of the borehole, one end of the stand 1' can be completely enclosed by the coaming 421, and the stand 1' is prevented from turning out of the follower shuttle in the process of moving the stand 1', so as to cause an installation accident.
As shown in fig. 14, the top drive 8 is composed of a top drive main body 81, a hanging ring 82 and a hydraulic elevator, the top of the top drive main body 81 is movably connected with the bottom of the traveling block system 7, the hanging ring 82 is movably connected with the bottom of the top drive main body 81, and the hydraulic elevator 83 is movably connected with the bottom of the hanging ring 82.
As shown in fig. 15, the trolley system 7 is composed of a trolley 71, a trolley guide rail 72, a lifting hydraulic cylinder 73 and a lifting hydraulic cylinder base 74, the trolley guide rail 72 is fixedly connected with the main well frame 11 and is vertical to the drilling platform base 3', the trolley 71 is slidably connected with the trolley guide rail 72, the top of the lifting hydraulic cylinder 73 is fixedly connected with the bottom of the trolley 71, the bottom of the lifting hydraulic cylinder 73 is fixedly connected with the top of the lifting hydraulic cylinder base 74, and the bottom of the lifting hydraulic cylinder base 74 is fixedly connected with the drilling platform base 3'. For ease of description, the lifting cylinder 73 and the lifting cylinder base 74 are not shown in fig. 1.
As shown in fig. 17-25, the string shifting method comprises the steps of:
step one, as shown in fig. 18, translating the pipe arranging machine 3 to the position of the finger beam 2, and synchronously extending the pipe arranging machine 3 out of the upper righting manipulator 35, the clamping manipulator 36 and the lower righting manipulator 37, wherein the clamping manipulator 36 clamps the to-be-transported stand 1', and the upper righting manipulator 35 and the lower righting manipulator 37 straighten the upper end and the lower end of the to-be-transported stand 1';
step two, as shown in fig. 19, after the clamping manipulator 36 of the pipe racking machine 3 clamps the to-be-transferred stand 1 'and lifts a certain distance upwards, the pipe racking machine 3 synchronously retracts the upper centering manipulator 35, the clamping manipulator 36 and the lower centering manipulator 37, and the pipe racking machine 3 drives the to-be-transferred stand 1' to translate onto a wellhead central line along the upper guide rail 31 and the lower guide rail 39;
step three, as shown in fig. 20, the calandria machine 3 extends out of the upper righting manipulator 35, the clamping manipulator 36 and the lower righting manipulator 37 synchronously, so that the stand 1 'to be transferred is positioned above the follow-up shuttle 42, and the lifting winch 34 drives the clamping manipulator 36 to place the lower end of the stand 1' to be transferred on the follow-up shuttle 42;
step four, as shown in fig. 21, the upper swing arm 52 is driven by the upper swing hydraulic cylinder 53 to swing the upper guide clamp head 54 to the clamping position, the upper guide clamp head 54 clamps the to-be-transferred stand 1', the upper centering manipulator 35, the clamping manipulator 36 and the lower centering manipulator 37 are opened and returned to the initial positions, and the upper swing hydraulic cylinder 53 drives the upper swing arm 52 to swing the upper guide clamp head 54 to the wellhead position;
step five, as shown in fig. 22, the traveling block 71 drives the top drive 8 to move down to the upper end of the stand to be transferred 1 'under the driving of the lifting hydraulic cylinder 73, the hydraulic elevator 83 of the top drive 8 clamps the upper end of the stand to be transferred 1', the upper guiding clamp head 54 is opened, and the upper guiding manipulator 5 returns to the initial position for standby;
step six, as shown in fig. 23, the top drive 8 drives the to-be-transferred stand 1 'to go upward, and before the lower end of the to-be-transferred stand 1' is separated from the drill rod ramp 4, the lower swing arm 62 is driven by the lower swing hydraulic cylinder 63 to swing the lower guide clamp head 64 to the middle lower part of the to-be-transferred stand 1 'to hold the to-be-transferred stand 1';
step seven, as shown in fig. 24, the top drive 8 drives the to-be-moved stand 1 'to continue to move upwards, when the lower end of the to-be-moved stand 1' is higher than the drilling floor surface by a certain distance, the lower guide clamp head 64 clamps the to-be-moved stand 1', the lower swing hydraulic cylinder 63 drives the lower swing arm 62 to swing the lower guide clamp head 64 to a wellhead position so that the lower end of the to-be-moved stand 1' is right above the wellhead, and the top drive 8 stops moving upwards;
step eight, as shown in fig. 25, the traveling block 7 drives the top drive 8 to descend, inserts the pin buckle of the stand to be transferred 1' into the box buckle of the wellhead upright post, and the iron driller 9 translates to the wellhead to perform up-buckling, and simultaneously returns the lower guiding manipulator 6 to the initial position.
In this embodiment, there are two transporting systems, each of which includes a calandria machine 3, an upper guiding manipulator 5, a lower guiding manipulator 6, a drill pipe ramp 4, a traveling block 7, a top drive 8 and an iron roughneck 9, and according to the actual requirement of frequent work, two transporting systems can be operated simultaneously or only one of them is operated, and the other is ready for use.
Claims (10)
1. The tubular column moving system comprises a derrick fixedly connected with a drilling platform base, and is characterized by further comprising:
the derrick consists of a main derrick and an auxiliary derrick, the auxiliary derrick is fixedly connected with the main derrick, the bottoms of the main derrick and the auxiliary derrick are fixedly connected with the drilling platform base, the auxiliary derrick consists of a pull frame and a mounting frame, and the top of the pull frame is fixedly connected with the upper part of the main derrick;
the finger comprises a fixed finger and an adjustable finger, the fixed finger is fixedly connected with the derrick, the adjustable finger is formed by an adjustable finger main body and an adjustable finger frame, the adjustable finger main body is fixedly connected with the derrick, and the adjustable finger frame is movably connected with the derrick;
the calandria machine is fixedly connected with the derrick and the deck surface of the vertical box area respectively, the calandria machine comprises an upper guide rail fixedly connected with the top of the mounting frame, an upper moving trolley movably connected with the upper guide rail, a girder movably connected with the upper moving trolley, a lifting winch, an upper righting manipulator, a clamping manipulator and a lower righting manipulator which are sequentially and fixedly connected with the girder from top to bottom, a lower moving trolley movably connected with the lower end of the girder, and a lower guide rail movably connected with the lower moving trolley, wherein the lower guide rail is fixedly connected with the deck surface of the vertical box area;
the drill rod ramp is fixedly connected with the deck surface of the stand box area and the wall of the drilling platform base respectively;
the upper guide manipulators are fixedly connected with the derrick, and the number of the upper guide manipulators is more than or equal to 1;
the lower guiding manipulators are fixedly connected with the derrick, and the number of the lower guiding manipulators is more than or equal to 1;
the trolley system is movably connected with the derrick, the trolley system is fixedly connected with the drilling platform base, and the number of the trolley is less than or equal to 2;
the top drives are movably connected with the tourist car system, the number of the top drives is less than or equal to 2, and the number of the top drives is matched with the number of the tourist car system;
the number of the iron drillers is more than or equal to 1, and the iron drillers are fixedly connected with the drilling platform base.
2. The string transportation system according to claim 1, wherein: the middle upper parts of the two sides of the mounting frame are provided with upper guide manipulator mounting seats, and the middle lower parts of the two sides of the mounting frame are provided with lower guide manipulator mounting seats.
3. The string transportation system according to claim 1, wherein: the number of the calandria machines is L, L is more than or equal to 1, and the L calandria machines share one upper guide rail and one lower guide rail.
4. The string transportation system according to claim 2, wherein: the upper guiding manipulator comprises an upper base fixedly connected with an upper guiding manipulator mounting seat, an upper swing arm movably connected with the upper base, an upper swing hydraulic cylinder movably connected with the upper swing arm, an upper guiding clamp head movably connected with one end of the upper swing arm, the other end of the upper swing arm and the upper base are movably connected, one end of the upper swing hydraulic cylinder and the middle part of the upper swing arm are movably connected, the other end of the upper swing arm and the upper base are movably connected, the lower guiding manipulator comprises a lower base fixedly connected with a lower guiding manipulator mounting seat, a lower swing arm movably connected with the lower base, a lower swing hydraulic cylinder movably connected with one end of the lower swing arm, the other end of the lower swing arm and the lower base are movably connected, one end of the lower swing hydraulic cylinder and the middle part of the lower swing arm are movably connected, and the other end of the lower swing arm and the lower base are movably connected.
5. The string transportation system according to claim 4, wherein: the drill rod ramp comprises a ramp main body, a follow-up shuttle car and a safety arm, wherein one end of the ramp main body is fixedly connected with the deck surface of a vertical box area, the other end of the ramp main body is fixedly connected with a drilling platform base wall body, the follow-up shuttle car is movably connected with the ramp main body, the safety arm is fixedly connected with the side edge of the ramp main body, which is close to the other end of the ramp main body, a coaming is arranged on the follow-up shuttle car, the coaming is fixedly connected with the follow-up shuttle car, and the center line of the ramp main body coincides with the center line of a borehole.
6. The string transportation system according to claim 5, wherein: the top drive comprises a top drive main body which is movably connected with the traveling block, a lifting ring which is movably connected with the top drive main body, and a hydraulic elevator which is movably connected with the lifting ring.
7. The string transportation system of claim 6, wherein: m finger beams are sequentially arranged on one surface, which is fixedly connected with the main well frame and the auxiliary well frame, from top to bottom, M is more than or equal to 1, N finger beams are sequentially arranged on the surface, opposite to the fixed finger beams, of the inner side of the auxiliary well frame from top to bottom, and N is more than or equal to 1.
8. The string transportation system of claim 7, wherein: the traveling block system comprises a traveling block guide rail fixedly connected with the main well frame, a traveling block slidably connected with the traveling block guide rail, a lifting hydraulic cylinder base fixedly connected with the drilling platform base, a lifting hydraulic cylinder fixedly connected with the lifting hydraulic cylinder base, the bottom of the traveling block and the top end fixedly connected with the lifting hydraulic cylinder, the bottom of the lifting hydraulic cylinder and the top end fixedly connected with the lifting hydraulic cylinder base, and the bottom of the lifting hydraulic cylinder base and the drilling platform base are fixedly connected.
9. A string transportation method using the string transportation system of claim 8, comprising the steps of:
the first step, translating the calandria machine to the position of the finger, wherein the calandria machine synchronously extends out of the upper righting manipulator, the clamping manipulator and the lower righting manipulator, the clamping manipulator clamps the stand to be transported, and the upper righting manipulator and the lower righting manipulator straighten the upper end and the lower end of the stand to be transported;
step two, after the clamping mechanical arm of the calandria machine clamps the to-be-transferred stand and lifts a certain distance upwards, the calandria machine synchronously retracts the upper righting mechanical arm, the clamping mechanical arm and the lower righting mechanical arm, and the calandria machine drives the to-be-transferred stand to translate onto a wellhead central line along the upper guide rail and the lower guide rail;
step three, the calandria machine synchronously stretches out of the upper righting manipulator, the clamping manipulator and the lower righting manipulator, so that the to-be-transferred stand is positioned above the follow-up shuttle car, and the lifting winch drives the clamping manipulator to place the lower end of the to-be-transferred stand on the follow-up shuttle car;
step four, the upper swing hydraulic cylinder drives the upper swing arm to swing the upper guide clamp head to a clamping position, the upper guide clamp head clamps the stand to be transferred, the upper righting manipulator, the clamping manipulator and the lower righting manipulator are opened and returned to an initial position, and the upper swing hydraulic cylinder drives the upper swing arm to swing the upper guide clamp head to a wellhead position;
step five, the lifting hydraulic cylinder drives the traveling block to drive the top drive to descend to the upper end of the stand to be transferred, the hydraulic elevator of the top drive clamps the upper end of the stand to be transferred, the upper guide clamp head is opened, and the upper guide manipulator returns to an initial position for standby;
step six, the top drive drives the to-be-transferred stand to ascend, and before the lower end of the to-be-transferred stand is separated from the drill rod ramp, the lower swing hydraulic cylinder drives the lower swing arm to swing the lower guide clamp head to the middle lower part of the to-be-transferred stand so as to prop up the to-be-transferred stand;
step seven, the top drive drives the to-be-moved stand to continue to move upwards, when the lower end of the to-be-moved stand is higher than the drilling floor surface by a certain distance, the lower guide clamp head clamps the to-be-moved stand, the lower swing hydraulic cylinder drives the lower swing arm to swing the lower guide clamp head to the wellhead position so that the lower end of the to-be-moved stand is right above the wellhead, and the top drive stops moving upwards;
and step eight, the traveling block drives the top drive to move downwards, the male buckle of the stand to be transferred is inserted into the female buckle of the wellhead upright post, the iron driller moves to the wellhead to carry out the buckling, and meanwhile, the lower guiding manipulator returns to the initial position.
10. A method of string transportation according to claim 9, wherein: the number of the calandria machine, the upper guiding manipulator, the lower guiding manipulator, the drill rod ramp, the traveling block, the top driving, the iron driller and the well bore is 2, one calandria machine, the upper guiding manipulator, the lower guiding manipulator, the drill rod ramp, the traveling block, the top driving, the iron driller and the well bore form one transporting system, and the other calandria machine, the upper guiding manipulator, the lower guiding manipulator, the drill rod ramp, the traveling block, the top driving, the iron driller and the well bore form another transporting system, and the two transporting systems can run simultaneously or only one transporting system.
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| CN110255089A (en) * | 2019-05-27 | 2019-09-20 | 四川宏华石油设备有限公司 | A kind of marine riser transporting system |
| CN113914792A (en) * | 2020-07-07 | 2022-01-11 | 四川宏华石油设备有限公司 | Riser moving and transporting system |
| US11603720B2 (en) | 2020-09-04 | 2023-03-14 | Sichuan Honghua Petroleum Equipment Co., Ltd. | Methods for tripping a drilling rig or a workover rig |
| CN112096300B (en) * | 2020-10-10 | 2023-05-02 | 中油国家油气钻井装备工程技术研究中心有限公司 | Remote locking device |
| CN114263441B (en) * | 2021-12-27 | 2024-03-22 | 河北永明地质工程机械有限公司 | Drill rod delivery device |
| CN117418781B (en) * | 2023-12-19 | 2024-03-12 | 河北永明地质工程机械有限公司 | Portable rescue rig |
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