CN111878015A - Drill floor ramp structure convenient for combined drilling tool and combined drilling tool method thereof - Google Patents
Drill floor ramp structure convenient for combined drilling tool and combined drilling tool method thereof Download PDFInfo
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- CN111878015A CN111878015A CN202010780830.6A CN202010780830A CN111878015A CN 111878015 A CN111878015 A CN 111878015A CN 202010780830 A CN202010780830 A CN 202010780830A CN 111878015 A CN111878015 A CN 111878015A
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- 238000005553 drilling Methods 0.000 title claims abstract description 167
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- 208000014674 injury Diseases 0.000 description 2
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
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- 239000003345 natural gas Substances 0.000 description 1
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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
- E21B19/15—Racking of rods in horizontal position; Handling between horizontal and vertical position
- E21B19/155—Handling between horizontal and vertical position
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Abstract
The invention discloses a drill floor ramp structure convenient for a combined drilling tool and a combined drilling tool method thereof, and the drill floor ramp structure comprises a ramp for connecting a drill floor and a field, and a material preparation area which is positioned on the field and is opposite to the ramp, wherein the drill floor is provided with baffles positioned at two sides of the ramp, a pneumatic winch is arranged at the baffle at one side or two sides of the ramp, a first groove is formed in the center line of the ramp, a second groove is formed in the material preparation area, a third groove is formed in the drill floor, and long axes of the first groove, the second groove and the third groove are coplanar; a plurality of roll shafts with horizontal axes are arranged in the first groove along the long axis direction; a bearing component and a lifting device for driving the bearing component to lift are arranged in the second groove; a fixed pulley is arranged in the third groove, and the axis of the fixed pulley is vertical to the long axis of the third groove; first recess, second recess and third recess all match there is the detachable apron. The invention is used for solving the problem that the combined drilling tool occupies time for operation in the prior art, and achieves the purpose of not occupying a well site crane when the combined drilling tool is used.
Description
Technical Field
The invention relates to the field of petroleum and natural gas drilling, in particular to a drill floor ramp structure convenient for a combined drilling tool and a method for combining the drilling tool.
Background
In the field of oil and gas drilling, a Bottom Hole Assembly (BHA) is a generic term for drilling tools located at the bottom of a drill string, and generally includes a drill bit for breaking rock, a motor for outputting power, a drill collar for applying pressure, a centralizer for centralizing and directional deflecting, a jar for improving safety, and even downhole tools such as MWD while drilling, LWD while drilling, rotary steerable, etc. The operation of the combined drilling tool is called as the operation of the combined drilling tool at the present engineering site, namely, the field connection of the bottom hole assembly is carried out before the drilling operation or when the drilling tool is taken out and replaced. When the drilling tool is combined, the drilling tool to be used needs to be horizontally placed at the position, right opposite to the ramp of the drill floor, of the field below the drill floor in advance, and then the drilling tool is hoisted to the drill floor one by one according to the sequence of the drilling tool, wherein the specific hoisting process is as follows: firstly, binding a wire to be lifted by a drilling tool on a drill floor to an output rope end of a pneumatic winch on the drill floor, starting the pneumatic winch, and lowering the wire to be lifted to a site through a ramp; a driller on the field releases the rope end on the lifting wire, takes down the lifting wire, rotatably connects the lifting wire to the female buckle end of the corresponding drilling tool, and then reconnects the rope end of the drill floor winch for standby. When the drilling tool is combined to the drilling tool, the pin end of the drilling tool needs to be suspended by a crane, then a drill floor pneumatic winch is retracted, the drilling tool is conveyed to the drill floor through a ramp by the cooperation of the pneumatic winch and a well site crane, the suspension state of the crane is kept after the box end of the drilling tool enters the drill floor, then the wire is manually unloaded, the connection between the drilling tool and the pneumatic winch is released, then a coupling at the female end of the drilling tool is buckled by a traveling block hoisting clamp, then the connection of the crane to the pin end of the drilling tool is released, and the traveling block ascends to lift the drilling tool to a well mouth for upward buckling connection; in the process, the crane is connected with the next drilling tool to be combined for standby. Thus, in general, a drill assembly takes at least one hour to take off. It can be seen that the well site crane needs to be occupied all the time in the existing combined drilling tool process, so that the crane working time needs to be scheduled in advance when the combined drilling tool is used in the prior art, the efficient operation of the field operation is not facilitated, and the scheduling and scheduling capability of a field engineer is tested very much; in particular for offshore drilling platforms, the crane is the only material exchange channel between the platform and the material vessel, and once the crane is occupied, the loading and unloading schedules of the platform are severely disturbed. Although some automatic drilling tool moving devices also appear in the prior art, the devices are complex in structure and high in price, a whole set of drill floor ramps needs to be replaced, transformation cannot be carried out on the basis of the existing well site ramps, and the applicability is extremely low.
Disclosure of Invention
The invention aims to provide a drill floor ramp structure convenient for a combined drilling tool, which aims to solve the problem that the combined drilling tool occupies time for a crane in the prior art, realize the purpose of not occupying a well site crane in the combined drilling tool and simultaneously facilitate the reconstruction on the basis of the existing well site ramp.
The invention is realized by the following technical scheme:
the drill floor ramp structure convenient for the combined drilling tool comprises a ramp for connecting a drill floor and a field, and a material preparation area which is positioned on the field and is opposite to the ramp, wherein the drill floor is provided with baffles positioned at two sides of the ramp, a pneumatic winch is arranged at the baffle at one side or two sides of the ramp, a first groove is formed in the center line of the ramp, a second groove is formed in the material preparation area, a third groove is formed in the drill floor, and long axes of the first groove, the second groove and the third groove are coplanar; a plurality of roll shafts with horizontal axes are arranged in the first groove along the long axis direction; a bearing component and a lifting device for driving the bearing component to lift are arranged in the second groove; a fixed pulley is arranged in the third groove, and the axis of the fixed pulley is vertical to the long axis of the third groove; first recess, second recess and third recess all match there is the detachable apron.
The invention provides a drill floor ramp structure convenient for a combined drilling tool, aiming at the problem that the combined drilling tool occupies time for a crane in the prior art. The first grooves are positioned on the middle line of the ramp, namely the first grooves are distributed up and down along the surface of the ramp and positioned at the transverse center of the ramp, so that a drilling tool can conveniently go up to a drill floor from the center of the ramp; in the field, the center line of the ramp is necessarily opposite to the wellhead, so that the drilling tool can ensure that the female buckle end of the drilling tool is aligned with the drilling platform from the center line position of the ramp, and the traveling block elevator can conveniently buckle the female buckle end of the drilling tool. The second groove is located in the material preparation area and used for placing the next drilling tool to be combined and supporting the drilling tool through the supporting component in the second groove. The pneumatic winch beside the drill floor ramp is generally positioned on two sides of the ramp baffle, when the drilling tool is lifted, the rope easily rubs the edge of the baffle, the service life of the rope is influenced, and even a fracture accident can occur in severe cases. For this purpose, the rope at the output end of the pneumatic winch is reversed through the arrangement of the third groove. Specifically, the third groove is positioned on the ground of the drill floor, a fixed pulley is arranged in the third groove, and the reversing function is realized through the fixed pulley; when the combined drilling tool needs to be used for combined drilling operation, the rope at the output end of the pneumatic winch is wound around the fixed pulley. Certainly, first recess, second recess and third recess all match there is the detachable apron, when need not using this application to carry out the combination drilling tool, through respective apron with first recess, second recess and third recess cover can. The application specifically uses the following: firstly, horizontally placing drilling tools to be used in a material preparation area, and enabling the female buckle ends of the drilling tools to face the direction of a ramp; the rope end of the output end of the pneumatic winch winds the fixed pulley in the third groove; rolling the next drilling tool to be combined onto the bearing assembly in the second groove, conveying the matched lifting wire to the field from the drilling platform, connecting the corresponding lifting wire at the female buckle end of the drilling tool, and binding the rope end at the output end of the pneumatic winch on the lifting wire; a pneumatic winch is used for taking up the wire, the drilling tool is pulled to the drill floor, and meanwhile, the lifting device drives the bearing assembly to lift; in the process that the drilling tool rises along the ramp, the female buckle end enters the first groove and is in contact with the roller shaft; when the drilling tool rises to the height of the drill floor, the lifting device stops acting, the pneumatic winch continues to take up the wire, and the female buckle end of the drilling tool is pulled into the drill floor; and after the traveling block elevator buckles the female buckle end of the drilling tool, the lifting device resets. When the drilling tool is used for drilling tool combination, a crane is not needed, and the drilling tool is ensured to be lifted to a drilling platform along the direction opposite to a wellhead all the time through the matching of the first groove, the second groove and the third groove; the fixed pulley in the third groove is used for avoiding the rapid abrasion of the pneumatic winch rope; the drilling tool is pulled by a pneumatic winch to move along the ramp, the drilling tool is lifted to the height of the drill floor by a lifting device, and the stability of the drilling tool in the lifting process is ensured by the matching of the bearing assembly and the first groove; the drilling tool is assisted to move upwards on the ramp through the roller shaft in the first groove; each roller shaft can be driven to rotate by any conventional method. Of course, the roller shafts in the first grooves can be replaced by conveyor belts such as belts, and the roller shafts are used in the application because the surfaces of the drilling tools are not very smooth and generally have various centering sleeves or raised parts, so that the centering sleeves or the raised parts can be temporarily clamped by utilizing the gaps between the adjacent roller shafts, and the upward moving thrust can be provided for the drilling tools. In conclusion, the effect that a well site crane is not occupied when the combined drilling tool is used is achieved, and meanwhile stability and reliability of the drilling tool in the process of going up to the drill floor can be guaranteed. In addition, this application can directly reform transform on traditional well site, and the transformation mode is simple, only need in place, ramp and rig floor respectively dig establish the recess and in the installation correspond equipment separately can, price and cost all are very cheap, are favorable to quick wide use.
The bottom end of the first groove is communicated with the second groove; the left side wall and the right side wall of the first groove are inclined inwards from top to bottom, the roller shafts are located at the bottom of the first groove, and all the roller shafts are driven by the driving device to rotate in the same direction. The bottom end of the first groove is communicated with the second groove, so that the drilling tool in the second groove can directly slide into the first groove under the pulling of the pneumatic winch after being lifted, and is immediately received by the roll shaft. The left side wall and the right side wall of the first groove are inclined inwards from top to bottom, so that the drilling tool can be locally and stably positioned in the first groove in the process of ascending on the ramp; even if the drilling tool shakes, the drilling tool cannot easily fall out of the range of the first groove.
Preferably, the bearing assembly comprises a plurality of U-shaped bearing blocks uniformly distributed along the long axis of the second groove, and each U-shaped bearing block is driven by a lifting device to lift. Stability when improvement bearing drilling tool that U type bearing piece can be further, through the combined action of a plurality of U type bearing piece, prop up the drilling tool can. Wherein, the lift of every U type bearing block is independent, and this is for nimble regulation and control according to concrete needs, rig floor actual height etc.. Preferably, in the process of gradually lifting the drilling tool through the plurality of U-shaped bearing blocks, before the top of the drilling tool reaches the height of the drill floor, the U-shaped bearing blocks are gradually lowered from one side close to the drill floor to one side far away from the drill floor, so that the drilling tool can be ensured to enter the drill floor in an inclined posture, and the main buckle end of the drilling tool is enabled to be tilted upwards to be separated from the ground, and the traveling block elevator can be used for directly buckling the main buckle end of the drilling tool. Of course, after the drilling tool box end enters the drill floor, the height of the U-shaped bearing block farthest away from the drill floor can be increased to be close to the height of the drill floor, so that the stability of the drilling tool is ensured, the operation safety is improved, and when the traveling block elevator needs to be buckled, the U-shaped bearing block farthest away from the drill floor is slightly lowered.
Preferably, the bearing assembly comprises a strip-shaped bearing plate, and the length direction of the bearing plate is parallel to the long axis of the second groove; the bearing plate comprises an inclined part close to the direction of the ramp and a horizontal part far away from the direction of the ramp, and the upper surface of the inclined part is inclined from bottom to top from one end adjacent to the horizontal part to one end far away from the horizontal part; a bulge is arranged on the inclined part; the lifting device drives the bearing plate to integrally lift. The bearing subassembly in this scheme comprises a whole loading board, and the length direction of loading board is on a parallel with the major axis of second recess, and the loading board upper surface can set up to indent structure, and the drilling tool of being convenient for is more stable. The inclined part is inclined towards the direction far away from the drill floor gradually, so that the drilling tool can enter the drill floor in an inclined posture, and the upward warping of the female buckle end of the drilling tool to the separation from the ground and the direct buckling of the female buckle end of the drilling tool by the traveling block elevator are facilitated. The horizontal part is used for ensuring the stability of the pin end of the drilling tool, and is beneficial to reducing the risk of sliding of the drilling tool, thereby reducing the load of the pneumatic winch. Set up the arch on the rake simultaneously, bellied position is in order to be close to the rig floor direction as appropriate, makes the box end of placing the drilling tool on the loading board rise by the perk automatically through the arch and raises to be favorable to the lock of tourist coach elevator more. The whole lifting of the bearing plate is controlled through one lifting device in the scheme.
The horizontal part is provided with a sliding groove, the axis of the sliding groove is parallel to the long axis of the second groove, the horizontal part further comprises a baffle plate which is connected in the sliding groove in a sliding mode, and the surface of the baffle plate is perpendicular to the axis of the sliding groove; the baffle is driven by the driving piece to slide in the sliding groove. In the process that the drilling tool gradually moves upwards along the ramp, the pin end of the drilling tool abuts against the surface of the baffle, and the pin end of the drilling tool is pushed by the movement of the baffle in the sliding groove, so that the load of the pneumatic winch is reduced, and the drilling tool can be conveyed to the drill floor more stably. The driving piece drives the baffle to do linear motion in the chute by any existing mode, for example, the motor drives the roller to roll, or the driving mode such as an electric push rod and a hydraulic cylinder can be realized.
The wire lifting device is characterized by further comprising a wire lifting channel located between the drill floor and the field, wherein the top end of the wire lifting channel is fixed on the baffle, the bottom end of the wire lifting channel is suspended, and the wire lifting channel is of a tubular structure. Among the prior art, the drilling tool is carried the silk and is all deposited in the rig floor, and the screw thread type is different to carry that different drilling tools correspond, consequently when the combination drilling tool, need carry the silk with the drilling tool one by one and transfer to the place on, specific operation process is: a driller on the drill floor ties a corresponding drilling tool to be lifted to an output rope end of a pneumatic winch on the drill floor, and then starts the pneumatic winch and lowers the lifted wire to a field through a ramp; a driller on the field releases the rope end on the lifting wire, takes down the lifting wire, rotatably connects the lifting wire to the female buckle end of the corresponding drilling tool, and then reconnects the rope end of the drill floor winch for standby. It can be seen that the process of lifting and lowering the wire is very complicated and inconvenient in the prior art, some drillers are convenient for greedy, even can not connect the pneumatic winch, directly lower the wire lifting from the ramp of the drill floor to make the wire naturally slide, and one wire lifting is generally several kilograms, so that the mode has great potential safety hazard, and once workers on the site hide untimely, the workers are very easy to be injured. Therefore, the tubular wire lifting channel is arranged between the drill floor and the field, the top end of the wire lifting channel is fixed on the baffle on the side of the ramp, the upper end and the lower end of the wire lifting channel are both open, and the suspension height of the bottom end of the wire lifting channel can meet the requirement that the wire lifting falls off. When the scheme is used, a driller on the drill floor puts a required lifting wire into the open end of the wire lifting channel on the drill floor, the lifting wire automatically slides in the wire lifting channel, the wire lifting channel provides a stable and reliable sliding space, and potential safety hazards caused by random sliding of the lifting wire on a ramp and unpredictable movement tracks are avoided; meanwhile, the problem that the step of transferring and extracting the silk is complicated in the prior art is also solved. Workers on the site can avoid the injury risk only by avoiding the bottom end of the wire lifting channel; the wire lifting slides downwards to the bottom end and falls off to the field from the bottom of the wire lifting channel, and workers can pick up the wire lifting again; and the wire lifting is returned to the drilling position together with the drilling tool after being used, and the driller on the drilling platform collects the wire lifting or puts the wire lifting channel down again. The problem that need bind many times among the prior art, untie the output rope end of tying up carrying silk and pneumatic winch just can realize transferring to the place from the drill floor that will carry silk safety is solved to this application, is showing to have improved on-the-spot convenient to use nature.
The axis of the wire lifting channel is parallel to the middle line of the ramp; a plurality of supporting pieces fixedly extend out of the bottom of the ramp, and the supporting pieces are used for supporting the wire lifting channel; the bottom end of the wire lifting channel is in threaded connection with a sleeve, and the sleeve is used for receiving falling wire lifting. The wire lifting channel is supported by the supporting piece, so that the instable installation of the wire lifting channel is avoided; the support piece is fixed with the ramp bottom, improves the wholeness of this application. In addition, the bottom end of the wire lifting channel is in threaded connection with the sleeve, falling wires enter the sleeve to be temporarily stored, and field workers take out the wires after detaching the sleeve. This scheme has avoided carrying the silk direct impact place surface through the sleeve, has fully protected and has carried silk and place, has thoroughly avoidd the workman simultaneously because of carrying the silk potential safety hazard of injury that descends.
The method for the combined drilling tool based on the drill floor ramp structure convenient for the combined drilling tool comprises the following steps:
(a) preparation work is carried out: horizontally placing drilling tools to be used in a material preparation area, and enabling the female buckle ends of the drilling tools to face the direction of the ramp; the rope end of the output end of the pneumatic winch winds the fixed pulley in the third groove;
(b) rolling the next drilling tool to be combined onto the bearing assembly in the second groove, conveying the matched lifting wire to the field from the drilling platform, connecting the corresponding lifting wire at the female buckle end of the drilling tool, and binding the rope end at the output end of the pneumatic winch on the lifting wire;
(c) a pneumatic winch is used for taking up the wire, the drilling tool is pulled to the drill floor, and meanwhile, the lifting device drives the bearing assembly to lift; in the process that the drilling tool rises along the ramp, the female buckle end enters the first groove and is in contact with the roller shaft;
(d) when the drilling tool rises to the height of the drill floor, the lifting device stops acting, the pneumatic winch continues to take up the wire, and the female buckle end of the drilling tool is pulled into the drill floor; and after the traveling block elevator buckles the female buckle end of the drilling tool, the lifting device resets.
Preferably, during the raising process of the drilling tool, the driving member drives the baffle plate to move on the bearing assembly towards the ramp direction, so that the baffle plate pushes the male buckle end of the drilling tool to move.
Preferably, the method of delivering the wire from the drill floor to the site in step (b) is: placing the lifted wire into a wire lifting channel on a drilling platform, so that the lifted wire automatically slides to the bottom end in the wire lifting channel, and the lifted wire is temporarily stored in the sleeve; and then workers on the field dismount the sleeve, take out the lifting wire and reconnect the sleeve.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. according to the drill floor ramp structure convenient for the combined drilling tool and the combined drilling tool method thereof, a drilling tool is ensured to be lifted to the drill floor along the direction opposite to a wellhead all the time through the matching of the first groove, the second groove and the third groove without using a crane; the fixed pulley in the third groove is used for avoiding the rapid abrasion of the pneumatic winch rope; the drilling tool is pulled by a pneumatic winch to move along the ramp, the drilling tool is lifted to the height of the drill floor by a lifting device, and the stability of the drilling tool in the lifting process is ensured by the matching of the bearing assembly and the first groove; the drill is also assisted in moving up the ramp by the roller in the first groove. The effect that well site crane is not taken up when the combination drilling tool not only to the realization of this application, can ensure simultaneously that the drilling tool goes upward to the stability and the reliability of rig floor in-process.
2. The invention solves the problem that the wire lifting can be safely lowered to the field from the drill floor only by binding, unbinding and lifting the wire for many times and the output rope end of the pneumatic winch in the prior art, and obviously improves the field use convenience.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the present invention;
FIG. 3 is a cross-sectional view of an embodiment of the present invention;
FIG. 4 is a schematic view of a first groove in an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a filament lifting channel in an embodiment of the present invention;
FIG. 6 is a schematic illustration of a particular embodiment of the present invention when not in use.
Reference numbers and corresponding part names in the drawings:
1-ramp, 2-material preparation area, 3-drill floor, 4-pneumatic winch, 5-baffle, 6-first groove, 7-second groove, 8-third groove, 9-roller shaft, 10-lifting device, 11-fixed pulley, 12-U-shaped bearing block, 13-inclined part, 14-horizontal part, 15-bulge, 16-sliding groove, 17-baffle, 18-wire lifting channel, 19-supporting piece and 20-sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1:
the drill floor ramp structure convenient for the combined drilling tool shown in fig. 1 comprises a ramp 1 used for connecting a drill floor 3 and a field, and a material preparation area 2 which is located on the field and is opposite to the ramp 1, wherein baffle plates 5 located on two sides of the ramp 1 are arranged on the drill floor 3, a pneumatic winch 4 is arranged at the baffle plate 5 on one side or two sides, a first groove 6 is formed in the center line of the ramp 1, a second groove 7 is formed in the material preparation area 2, a third groove 8 is formed in the drill floor 3, and the long axes of the first groove 6, the second groove 7 and the third groove 8 are coplanar; a plurality of roll shafts 9 with horizontal axes are arranged in the first groove 6 along the long axis direction; a supporting component and a lifting device 10 for driving the supporting component to lift are arranged in the second groove 7; a fixed pulley 11 is arranged in the third groove 8, and the axis of the fixed pulley 11 is vertical to the long axis of the third groove 8; wherein the bottom end of the first groove 6 communicates with the second groove 7.
The first groove 6, the second groove 7 and the third groove 8 are matched with detachable cover plates; all cover plates are covered as shown in fig. 6.
Preferably, as shown in fig. 4, the left and right side walls of the first groove 6 are inclined inward from top to bottom, the roller shafts 9 are located at the bottom of the first groove 6, and all the roller shafts 9 are driven by the driving device to rotate in the same direction. And, the left and right sides wall of first recess 6 all is provided with a plurality of unpowered cylinders, ensures the smooth and easy removal of drilling tool in it more.
The working process of the embodiment is as follows:
(a) preparation work is carried out: horizontally placing drilling tools to be used in the material preparation area 2, and enabling the female buckle ends of the drilling tools to face the direction of the ramp 1; the rope end of the output end of the pneumatic winch 4 is wound around the fixed pulley 11 in the third groove 8;
(b) rolling the next drilling tool to be combined onto the bearing assembly in the second groove 7, conveying the matched lifting wire to the field from the drilling platform, connecting the corresponding lifting wire at the female buckle end of the drilling tool, and binding the rope end at the output end of the pneumatic winch 4 on the lifting wire;
(c) a pneumatic winch is used for taking up the wire, the drilling tool is pulled to the drill floor, and meanwhile the lifting device 10 drives the bearing assembly to rise; in the process that the drilling tool rises along the ramp 1, the female buckle end enters the first groove 6 and is in contact with the roller shaft 9;
(d) when the drilling tool rises to the height of the drill floor, the lifting device 10 stops acting, the pneumatic winch continues to take up the wire, and the female buckle end of the drilling tool is pulled into the drill floor; after the traveling block elevator buckles the drilling tool female buckle end, the lifting device 10 is reset.
Example 2:
on the basis of example 1, as shown in fig. 2, the structure of the supporting assembly is as follows: the lifting device comprises a plurality of U-shaped bearing blocks 12 which are uniformly distributed along the long axis of the second groove 7, and each U-shaped bearing block 12 is driven by one lifting device 10 to lift.
In the embodiment, the lifting of each U-shaped bearing block 12 is independent.
In the process of gradually lifting up the drilling tool through a plurality of U-shaped bearing blocks 12, before the top of the drilling tool reaches the height of a drill floor, each U-shaped bearing block 12 gradually reduces from one side close to the drill floor to one side far away from the drill floor, so that the drilling tool can enter the drill floor in an inclined posture, and the main buckle end of the drilling tool is enabled to be tilted upwards to be separated from the ground, and the main buckle end of the drilling tool can be directly buckled by a traveling block elevator which is convenient to use. Of course, after the drilling tool box end enters the drill floor, the height of the U-shaped supporting block 12 farthest away from the drill floor can be increased to be close to the height of the drill floor, so that the stability of the drilling tool is ensured, the operation safety is improved, and when the traveling block elevator needs to be buckled, the U-shaped supporting block 12 farthest away from the drill floor is slightly lowered.
Example 3:
on the basis of example 1, as shown in fig. 3, the structure of the supporting member is: the bearing plate comprises a strip-shaped bearing plate, and the length direction of the bearing plate is parallel to the long axis of the second groove 7; the bearing plate comprises an inclined part 13 close to the direction of the ramp 1 and a horizontal part 14 far away from the direction of the ramp 1, wherein the upper surface of the inclined part 13 is inclined from bottom to top from one end adjacent to the horizontal part 14 to one end far away from the horizontal part 14; the inclined part 13 is provided with a bulge 15; the lifting device 10 drives the whole bearing plate to lift. The horizontal part 14 is provided with a sliding chute 16, the axis of the sliding chute 16 is parallel to the long axis of the second groove 7, the horizontal part further comprises a baffle 17 connected in the sliding chute 16 in a sliding manner, and the surface of the baffle 17 is perpendicular to the axis of the sliding chute 16; the shutter 17 is driven by a driving member to slide in the slide groove 16.
In the embodiment, when the drilling tool starts to go up, the driving member drives the baffle 17 to move on the supporting assembly towards the slope 1, so that the baffle 17 pushes the male buckle end of the drilling tool to move.
Preferably, the sliding groove 16 in this embodiment may also extend to the inclined portion.
Example 4:
on the basis of any one of the above embodiments, as shown in fig. 1 to 6, the device further comprises a wire lifting channel 18 located between the drill floor 3 and the field, the top end of the wire lifting channel 18 is fixed on the baffle 5, the bottom end of the wire lifting channel 18 is suspended, and the wire lifting channel 18 is in a tubular structure. The axis of the wire lifting channel 18 is parallel to the middle line of the ramp 1; a plurality of supporting pieces 19 fixedly extend out of the bottom of the ramp 1, and the supporting pieces 19 are used for supporting the wire lifting channel 18; the bottom end of the wire lifting channel 18 is in threaded connection with a sleeve 20, and the sleeve 20 is used for receiving a falling wire.
The method for conveying the wire from the drill floor to the field in the embodiment comprises the following steps: placing the wire lifting into the wire lifting channel 18 on the drill floor, so that the wire lifting automatically slides to the bottom end in the wire lifting channel 18, and the wire lifting is temporarily stored in the sleeve 20; the worker on the site then removes the sleeve 20, removes the wire, and reattaches the sleeve 20.
Preferably, in this embodiment, the inner wall of the wire lifting channel 18 is covered with a flexible pad material, such as a silicone pad or a foam layer, to protect the wire lifting.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Further, the term "connected" used herein may be directly connected or indirectly connected via other components without being particularly described.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The drill floor ramp structure convenient for the combined drilling tool comprises a ramp (1) used for connecting a drill floor (3) and a field and a material preparation area (2) which is located on the field and is just opposite to the ramp (1), wherein baffle plates (5) located on two sides of the ramp (1) are arranged on the drill floor (3), and a pneumatic winch (4) is arranged at the position of the baffle plate (5) on one side or two sides of the ramp (1), and is characterized in that a first groove (6) is formed in the center line of the ramp (1), a second groove (7) is formed in the material preparation area (2), a third groove (8) is formed in the drill floor (3), and long axes of the first groove (6), the second groove (7) and the third groove (8) are coplanar; a plurality of roll shafts (9) with horizontal axes are arranged in the first groove (6) along the long axis direction; a supporting component and a lifting device (10) for driving the supporting component to lift are arranged in the second groove (7); a fixed pulley (11) is arranged in the third groove (8), and the axis of the fixed pulley (11) is vertical to the long axis of the third groove (8); the first groove (6), the second groove (7) and the third groove (8) are matched with detachable cover plates.
2. The drill floor ramp structure for a combination drill according to claim 1, characterized in that the bottom end of the first groove (6) communicates with the second groove (7); the left side wall and the right side wall of the first groove (6) are inclined inwards from top to bottom, the roller shafts (9) are located at the bottom of the first groove (6), and all the roller shafts (9) are driven by the driving device to rotate in the same direction.
3. The drill floor ramp structure for a combination drill according to claim 1, characterized in that the bearing assembly comprises a plurality of U-shaped bearing blocks (12) uniformly distributed along the long axis of the second groove (7), each U-shaped bearing block (12) being driven to ascend and descend by a lifting device (10).
4. The drill floor ramp structure for a combination drill according to claim 1, wherein the bearing assembly comprises a strip-shaped bearing plate, the length direction of which is parallel to the long axis of the second groove (7); the bearing plate comprises an inclined part (13) close to the direction of the ramp (1) and a horizontal part (14) far away from the direction of the ramp (1), wherein the upper surface of the inclined part (13) inclines from bottom to top from one end adjacent to the horizontal part (14) to one end far away from the horizontal part (14); a bulge (15) is arranged on the inclined part (13); the lifting device (10) drives the whole bearing plate to lift.
5. The drill floor ramp structure for a combination drill according to claim 4, characterized in that a slide groove (16) is provided on the horizontal portion (14), the axis of the slide groove (16) is parallel to the long axis of the second groove (7), and a baffle (17) is slidably connected in the slide groove (16), the surface of the baffle (17) is perpendicular to the axis of the slide groove (16); the baffle (17) is driven by a driving piece to slide in the sliding groove (16).
6. The drill floor ramp structure for facilitating a combination drill according to claim 1, further comprising a wire lifting channel (18) between the drill floor (3) and the field, wherein the top end of the wire lifting channel (18) is fixed on the baffle (5), the bottom end of the wire lifting channel (18) is suspended, and the wire lifting channel (18) is of a tubular structure.
7. The drill floor ramp structure for facilitating assembly tools according to claim 6, characterized in that the axis of the wire lifting channel (18) is parallel to the centerline of the ramp (1); a plurality of supporting pieces (19) fixedly extend out of the bottom of the ramp (1), and the supporting pieces (19) are used for supporting the wire lifting channel (18); the bottom end of the wire lifting channel (18) is in threaded connection with a sleeve (20), and the sleeve (20) is used for receiving a falling wire.
8. A method of drilling a combination drill based on the drill floor ramp structure of the combination drill as claimed in any one of claims 1 to 7, comprising:
(a) preparation work is carried out: horizontally placing drilling tools to be used in the material preparation area (2) to enable the female buckle ends of the drilling tools to face the direction of the ramp (1); the rope end of the output end of the pneumatic winch (4) is wound around a fixed pulley (11) in the third groove (8);
(b) rolling the next drilling tool to be combined onto the bearing assembly in the second groove (7), conveying the matched lifting wire to the field from the drilling platform, connecting the corresponding lifting wire at the female buckle end of the drilling tool, and binding the rope end at the output end of the pneumatic winch (4) on the lifting wire;
(c) a pneumatic winch is used for taking up the wire, the drilling tool is pulled to the drill floor, and meanwhile, the lifting device (10) drives the bearing assembly to rise; in the process that the drilling tool rises along the ramp (1), the female buckle end enters the first groove (6) and is in contact with the roller shaft (9);
(d) when the drilling tool rises to the height of the drill floor, the lifting device (10) stops acting, the pneumatic winch continues to take up the wire, and the female buckle end of the drilling tool is pulled into the drill floor; and after the traveling block elevator buckles the female buckle end of the drilling tool, the lifting device (10) resets.
9. A method according to claim 8, characterized in that during the raising of the tool, the driving member drives the stop plate (17) to move on the hold-down member in the direction of the ramp (1), so that the stop plate (17) pushes the pin end of the tool to move.
10. The method of claim 8, wherein the step (b) of delivering the wire-lift from the drill floor to the site comprises: putting the wire lifting channel (18) on the drill floor, so that the wire lifting channel (18) automatically slides to the bottom end, and the wire lifting channel is temporarily stored in the sleeve (20); the worker on the site then removes the sleeve (20), removes the wire, and reattaches the sleeve (20).
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| CN202010780830.6A CN111878015B (en) | 2020-08-06 | 2020-08-06 | Drill floor ramp structure convenient for combined drilling tool and combined drilling tool method thereof |
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| CN202010780830.6A CN111878015B (en) | 2020-08-06 | 2020-08-06 | Drill floor ramp structure convenient for combined drilling tool and combined drilling tool method thereof |
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| CN111878015B CN111878015B (en) | 2021-11-19 |
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Citations (7)
| 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 |
| WO1993002272A1 (en) * | 1991-07-16 | 1993-02-04 | W-N Apache Corporation | Lifting device for down hole tubulars |
| EP2362021A1 (en) * | 2010-02-24 | 2011-08-31 | MT Højgaard A/S | A turning arrangement for turning an elongated element, method and uses of the turning arrangement |
| CN204002635U (en) * | 2014-08-21 | 2014-12-10 | 兰州兰石集团有限公司 | A kind of wire rope pulls the upper and lower rig floor device of drilling tool |
| CN204591184U (en) * | 2015-03-24 | 2015-08-26 | 四川宏华石油设备有限公司 | A kind of automation drilling tool board migration device |
| CN108843259A (en) * | 2018-07-23 | 2018-11-20 | 北京四利通控制技术股份有限公司 | A kind of drilling tool transportation equipment |
| CN110094173A (en) * | 2018-01-29 | 2019-08-06 | 中石化石油工程技术服务有限公司 | A kind of hydraulic wireline winch hoisting type power catwalk machine |
-
2020
- 2020-08-06 CN CN202010780830.6A patent/CN111878015B/en active Active
Patent Citations (7)
| 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 |
| WO1993002272A1 (en) * | 1991-07-16 | 1993-02-04 | W-N Apache Corporation | Lifting device for down hole tubulars |
| EP2362021A1 (en) * | 2010-02-24 | 2011-08-31 | MT Højgaard A/S | A turning arrangement for turning an elongated element, method and uses of the turning arrangement |
| CN204002635U (en) * | 2014-08-21 | 2014-12-10 | 兰州兰石集团有限公司 | A kind of wire rope pulls the upper and lower rig floor device of drilling tool |
| CN204591184U (en) * | 2015-03-24 | 2015-08-26 | 四川宏华石油设备有限公司 | A kind of automation drilling tool board migration device |
| CN110094173A (en) * | 2018-01-29 | 2019-08-06 | 中石化石油工程技术服务有限公司 | A kind of hydraulic wireline winch hoisting type power catwalk machine |
| CN108843259A (en) * | 2018-07-23 | 2018-11-20 | 北京四利通控制技术股份有限公司 | A kind of drilling tool transportation equipment |
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| CN111878015B (en) | 2021-11-19 |
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Inventor after: Han Bo Inventor after: Liu Zhiqiang Inventor after: Zhao Junxian Inventor after: Xiong Yong Inventor after: Zhao Yulin Inventor before: Xiong Yong Inventor before: Zhao Yulin |
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Effective date of registration: 20211101 Address after: 224299 No. 9, Weiwu Road, Dongtai Economic Development Zone, Dongtai City, Yancheng City, Jiangsu Province Applicant after: JIANGSU HEXIN PETROLEUM MACHINERY Co.,Ltd. Address before: 611630 No.3, building 21, Baita community, group 9, Baita village, Heshan Town, Pujiang County, Chengdu City, Sichuan Province Applicant before: Xiong Yong |
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