WO2022143559A1 - 用于油田钻修井作业的自动化装备 - Google Patents
用于油田钻修井作业的自动化装备 Download PDFInfo
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- WO2022143559A1 WO2022143559A1 PCT/CN2021/141749 CN2021141749W WO2022143559A1 WO 2022143559 A1 WO2022143559 A1 WO 2022143559A1 CN 2021141749 W CN2021141749 W CN 2021141749W WO 2022143559 A1 WO2022143559 A1 WO 2022143559A1
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- WIPO (PCT)
- Prior art keywords
- pipe
- drill floor
- pipe string
- workover
- lifting
- Prior art date
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Images
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
- E21B19/15—Racking of rods in horizontal position; Handling between horizontal and vertical position
- E21B19/155—Handling between horizontal and vertical position
-
- 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
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/087—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods by means of a swinging arm
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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
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- 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
- E21B19/02—Rod or cable suspensions
- E21B19/06—Elevators, i.e. rod- or tube-gripping devices
-
- 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
- E21B19/10—Slips; Spiders ; Catching devices
-
- 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
- E21B19/20—Combined feeding from rack and connecting, e.g. automatically
-
- 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
- E21B19/24—Guiding or centralising devices for drilling rods or pipes
Definitions
- the present application relates to the technical field of oilfield drilling and workover operations, in particular to automation equipment used for oilfield drilling and workover operations, and to oilfield well workover operation equipment, integrated hydraulic tongs, and buckling devices used in the automation equipment And pipe string automatic operation device, and drill floor pipe arrangement manipulator.
- Oilfield drilling and workover operations are an important part of oilfield exploitation.
- One of the important tasks is tripping and running of tubing, sucker rods and drill pipes.
- the lifting and lowering operations mainly rely on manual push-pull elevators, push-pull hydraulic clamps, push-pull drill floor pipe strings, and pipe string placement on the second floor platform higher from the ground.
- This traditional operation mode not only requires more operators, but also has high manual operation intensity and low operation efficiency.
- manual operation is extremely dangerous.
- the buckling of the pipe string is realized by the pipe string buckling device, wherein the automatic operation device of the pipe string at the wellhead includes an iron driller, a power slip, a hydraulic elevator and a multi-functional manipulator.
- the inclination angle of the derrick changes with the load, resulting in a certain displacement of the power slips, which makes it more difficult for the pipe string grasped by the multi-functional manipulator to be buckled. Deduction efficiency is low.
- the existing device can solve the above problems, the device has a complex structure and occupies a large space, which makes the space of the drill floor more cramped, and at the same time, the complex structure also makes the repair and maintenance of the device more difficult.
- Drilling floor piping is the simplest and most frequent operation in workover operations.
- the drilling floor piping method has changed from traditional manual piping to highly automated mechanical piping, which improves the efficiency of workover operations.
- mechanical piping is highly automated, but there are also problems such as large equipment volume and cumbersome disassembly in case of failure.
- manual piping is required in some special processes or equipment failures, the equipment occupies There is a potential safety hazard under the foot of the manual pipe row along the path passed by the pipe row, which makes it impossible to carry out manual pipe row and seriously affects the progress of the workover operation.
- the present application provides an automatic equipment for oilfield drilling and workover operations, so as to solve various technical problems existing in related drilling and workover operations.
- the automation equipment for oilfield drilling and workover operations may include workover rigs, drill floors, elevators, two-story pipe string automatic placement devices, slips, oilfield workover operation equipment, power tongs, and drill floors
- the drilling floor pipe-arranging manipulators can cooperate with each other to realize the pipe-up operation and the pipe-down operation of the pipe string at the wellhead.
- the workover rig may have a derrick, the workover rig may be arranged in a front-rear direction of the automation equipment, the derrick may be provided at a rear end of the workover rig and arranged to be aligned with the wellhead .
- the drill floor may be positioned on the surface and positioned at the wellhead, and the drill floor may be positioned adjacent to the derrick.
- the oilfield workover operation equipment may be positioned on one side of the wellhead in the left-right direction of the automation equipment, and the oilfield workover operation equipment may be provided on the drilling floor to be able to protrude to the Moves between a raised position above the drill floor and a retracted position retracted below the drill floor.
- the oilfield workover operation equipment in the raised position of the oilfield workover operation equipment, can move between an extended state and a retracted state.
- the power tongs connected to the oilfield workover equipment in the extended state, can be positioned close to the wellhead to make and break the tubing string positioned at the wellhead, and the retracted state of well work equipment, the power tongs connected to the oilfield workover equipment can be positioned away from the wellhead, and
- the oilfield workover equipment In the retracted position of the oilfield workover equipment, the oilfield workover equipment may be in the retracted state of the oilfield workover equipment.
- a pipe string storage part for receiving the pipe string may be provided on the drill floor,
- the drill floor pipe manipulator is movable between a first position away from the slips and a second position close to the slips, and in the second position of the drill floor pipe manipulator, the drill A bench manipulator can be used to grab the string, and
- the drill floor pipe arranging manipulator can rotate between a facing position facing the slips and a back position facing away from the slips, and in the facing position of the drill floor pipe arranging manipulator, the drill floor pipe arranging The manipulator can be used to grab the pipe string located at the slip, and in the back position of the drill floor pipe arranging manipulator, the drill floor pipe arranging manipulator can be used to grab the pipe string located in the pipe string storage part the string at the location.
- the automation equipment may further comprise a snap-fit device for realizing snap-fit of the pipe string, the snap-fit device may be connected to the slips.
- the device for automatically placing pipe strings on the second floor may include a finger beam library for receiving the pipe strings, and the device for automatically placing pipe strings on the second floor may further include a manipulator on the second floor.
- a two-level table manipulator can be used to push the pipe string into or out of the finger beam library.
- the automation equipment may also include:
- the driller's centralized control and operation device can be fixed on the drill floor and positioned on the left side of the drill floor pipe-arranging manipulator in the left-right direction of the automation equipment.
- the centralized control operation device may be configured to effect the running operation and the pulling operation of the pipe string by the automation equipment by sending instructions to the automation equipment;
- a hydraulic station which may be mounted to the drill floor and located below the driller's centralized control operation device, which may be used to power the automation equipment.
- the elevator may include an elevator main body and a bushing, the elevator main body can be turned over to allow the pipe string to enter the bushing of the elevator, so that the pipe string can be drilled. Clamp.
- the automation equipment may further include power catwalks positioned on the ground, and the power catwalks may be positioned on opposite sides of the wellhead with the workover rig in the front-rear direction of the automation equipment.
- the power catwalk can be used for transporting the pipe string from the surface to the drill floor and for transporting the pipe string from the drill floor to the surface.
- the drill floor may include a first drill floor, a second drill floor and a third drill floor,
- slips, the oil field workover operation equipment and the drill floor pipe arrangement manipulator can be installed on the first drill floor
- the string storage may be located on the second drill floor, and
- the driller's centralized control operation device and the hydraulic station may be mounted to the third drill floor.
- the slips may include a slip housing, a slip assembly, a slip front stop, a first transmission rod, a connecting shaft, a driving member and a second transmission rod,
- the slip front stop can be installed on the slip housing
- the slip assembly can be attached to the slip housing and the slip front stop, and
- the driving member may be connected to the slip assembly through the first transmission rod, the connecting shaft, and the second transmission rod.
- the slip housing may include a slip body ear seat, and the slip assembly includes a slip tooth, a slip seat and a connecting ear,
- slip body lug seat can be used to receive the connecting shaft
- the slips can be used to clamp the pipe string
- the slip seat is retractable and expandable
- the driving member may be connected to the slip assembly through the first transmission rod, the connection shaft, the second transmission rod and the connection ear.
- unmanned drilling and workover operations can be realized at least partially, the operation efficiency of drilling and workover operations is significantly improved, the intensity of manual operations is greatly reduced, and the Safety factor.
- the present application also provides an oil field workover operation equipment, so as to alleviate the technical problem existing in the related art that the drilling floor and the make-up and break-out device take a long time to be installed on site.
- the oilfield workover operation equipment may include: a first drilling floor, a lifting device and a make-up and shackle device;
- the first drill floor may include a drill floor panel provided with avoidance holes;
- the lifting device can be installed below the drill floor panel, the lifting device can include a platform base, a guide column group, a lifting platform and a lifting drive mechanism, and the guide column group can be fixedly connected to the platform base and the between the drill floor panels; the lift platform can be slidably connected to the guide column group; the lift drive mechanism can be drive-connected with the lift platform to drive the lift platform to move up and down along the guide column group;
- the make-up and break-out device can be installed on the lifting platform, and the lift platform can drive the make-up and break-out device to extend or retract from the escape hole.
- the lifting and lowering drive mechanisms may be arranged in two groups and arranged oppositely;
- the lift drive mechanism may include a lift motor, a transmission assembly and a lead screw; the lead screw may be arranged in two groups and arranged in parallel with the guide column group, and the lift motor may be respectively connected with the two groups through the transmission assembly. the screw connection;
- the lifting platform can be connected with the lead screw in a transmission, and the lifting motor can drive the lead screw to rotate through the transmission assembly, so that the lifting platform can move along the axis of the lead screw.
- the transmission assembly may include an angle transmission case, a coupling and a worm gear mechanism;
- the angle transmission case can be connected with the lift motor in a driving manner, and the angle transmission case can be connected between two sets of the couplings, and the couplings are arranged perpendicular to the lead screw;
- the worm gear and worm mechanisms may be arranged in two groups, and each of the worm gear and worm mechanisms may be connected in a driving manner between the coupling and the lead screw.
- the guide column group may include four guide columns, and the four guide columns may be arranged in a rectangular shape;
- the lifting platform may include two sets of guide cylinders and a track set fixedly connected between the two sets of the guide cylinders;
- the guide cylinder can be slidably sleeved on the two guide columns located on the same side.
- a translation device may be provided between the lifting platform and the make-up and break-out device;
- the translation device may include a drive-connected translation drive cylinder and a moving cart, the translation drive cylinder may be mounted on the guide cylinder, the moving cart may be movably disposed on the track group, and the translation drive cylinder may be It is used to drive the moving trolley to move between the two groups of the guide cylinders;
- the avoidance hole can be a long hole, and the extending direction of the long hole can be the same as the moving direction of the moving trolley.
- the make-up and break-out device may include a slewing mechanism, a lifting and fine-tuning mechanism, a telescopic mechanism and a make-and-break mechanism;
- the slewing mechanism can be installed on the moving trolley; the lifting and fine-tuning mechanism is installed at the output end of the slewing mechanism;
- the telescopic mechanism can be installed on the output end of the lifting and fine-tuning mechanism
- the make-up and break-out mechanism can be mechanically mounted on the output end of the telescopic mechanism.
- the lifting and fine-tuning mechanism may include a lifting guide rail, a lifting pulley, a rack, a gear and a lifting motor;
- the elevating guide rail can be fixedly connected to the output end of the slewing mechanism; the elevating pulley can be slidably connected to the elevating guide rail; the rack can be fixedly connected to the elevating guide rail and meshed with the gear; The gear can be pivotally connected to the lift trolley and drively connected with the lift motor, and the lift motor can drive the lift trolley to move along the lift guide rail;
- the telescopic mechanism may be mounted on the lift trolley.
- the projection area of the make-up and breakout device on the horizontal plane is not greater than that of the avoidance hole, and the lifting guide rail penetrates the avoidance hole;
- a first cover plate and a second cover plate may be provided at the avoidance hole, and the first cover plate can cover part of the avoidance holes on both sides of the lifting guide rail;
- the surface area of the first cover plate and the second cover plate may be adapted to the aperture area of the avoidance hole.
- the telescopic mechanism may include a scissor fork assembly and a telescopic hydraulic cylinder;
- the scissor fork assembly can be hinged between the lifting block and the make-up and shackle mechanism, and the telescopic hydraulic cylinder can be drive-connected with the scissors fork assembly to drive the scissors fork assembly to expand and contract.
- the make-up and break-out mechanism may include a frame, a cantilever, a shifting mechanism and a hydraulic clamp;
- the frame can be connected to one end of the scissor fork assembly away from the lift pulley;
- the cantilever can be fixedly connected to the top of the frame;
- the shifting mechanism can be mounted on the hydraulic tongs
- the hydraulic clamp may be hinged to the boom.
- the first drilling floor includes a drilling floor panel, and the drilling floor panel is provided with an escape hole;
- the lifting device is installed under the drilling floor panel, and the lifting device includes a platform base, a guide column group, a lifting device Platform and lifting drive mechanism, the guide column group is fixedly connected between the platform base and the drilling floor panel; the lifting platform is slidably connected to the guide column group;
- Lifting since the make-up and break-out device is installed on the lift platform, the lift platform can drive the make-up and break-out device to lift and lower to extend or retract the avoidance hole.
- the make-up and breakout device can be extended from the avoidance hole during use. It is easy to use.
- the make-up and break-out device When not in use, the make-up and break-out device can be withdrawn to avoid the escape hole, which is convenient for storage and transportation. It can be seen that the oil field workover operation equipment integrates the make-up and break-out device on the first drilling floor, and does not require on-site use during use. The installation saves the installation time; at the same time, the overall transportation is realized, which makes the transportation more convenient.
- the present application also provides an integrated hydraulic tong, which can realize the positional floating of the hydraulic tong body, thereby ensuring that the hydraulic tong body can be matched with the pipe string.
- the integrated hydraulic clamp may include: a hydraulic clamp body, a floating deflection device and a mobile frame;
- the floating deflection device may be connected to the moving frame, and the hydraulic clamp body may be mounted to the floating deflection device.
- the floating deflection device may include: a floating mounting bracket and a spring sleeve, one end of the spring sleeve is connected to the moving frame, and the other end of the spring sleeve is connected to the floating mounting bracket , the hydraulic clamp body is mounted on the floating mounting frame.
- the floating deflection device may further include a floating cylinder fixing base, the floating cylinder fixing base is mounted on the moving frame, and the floating installation frame is slidably connected to the floating cylinder fixing base.
- a pulley may be installed on the floating mounting frame, the pulley may be matched with the floating cylinder fixing base, and the pulley may roll along the floating cylinder fixing base.
- the top of the hydraulic clamp body may be hinged with the floating mounting bracket, and a tension spring may be provided between the hydraulic clamp body and the floating cylinder fixing seat.
- the spring sleeve may be connected with the floating mounting frame through a pin shaft, and the pin shaft may be slidably connected on the floating cylinder fixing seat.
- the floating cylinder fixing base may include: a sliding frame and a column, the sliding frame is mounted on the top of the column, the floating mounting frame is slidably connected to the sliding frame, and the column is provided with a support for accommodating the cavity of the spring sleeve.
- the mobile frame may comprise a telescopic boom to which the floating deflection device may be connected.
- the mobile frame may further include a lifting trolley, and the telescopic boom can be installed on the movable end of the lifting trolley.
- the mobile rack may further include a transport base, and the lift trolley may be mounted on the transport base.
- a floating deflection device is used to connect with the mobile frame
- the hydraulic tong body is installed on the floating deflection device
- the hydraulic tong body has a positional floating amount through the floating deflection device.
- the hydraulic tong body can still be matched with the pipe string, thus ensuring the smooth operation of the well workover.
- the present application also provides a buckling device and a pipe string automatic operation device, so as to alleviate the technical problem of complicated structure in the device used to realize the pipe string buckling in the related art.
- the buckle device may include: a slip assembly, a driving member and a support tube assembly;
- the buttress assembly can be movably connected to the slip assembly, the driving member can be connected to the slip assembly, and is drive-connected with the buttress assembly, and the drive member can be used to drive the buttress assembly, so that the axis of the pipe string in the buttress assembly coincides with the axis of the pipe string fixed in the slip assembly.
- the tube support assembly may include a tube support arm and a tube support hand;
- the pipe support arm can be movably connected with the slip assembly and drively connected with the driving member, and the pipe support hand can be connected to the end of the pipe support arm away from the driving member for guiding Pipe column buckle.
- the support arm can be rotatably connected with the slip assembly.
- the slip assembly may include a fixing seat, a slip and a positioning plate, and the fixing seat, the slip and the driving member are all connected to the positioning plate;
- the pipe support arm can be rotatably connected to the fixed seat through a rotating shaft, and the driving member can drive the pipe support arm to rotate around the axis of the rotating shaft.
- the tube support arm may comprise a transmission arm and a support arm connected at an angle;
- the transmission arm may be rotatably connected to the fixed seat through the rotating shaft, the driving member may be drivingly connected to the transmission arm, and the end of the transmission arm away from the driving member may be connected to one end of the support arm connected, the other end of the support arm can be connected with the pipe support hand.
- the pipe support hand can be detachably connected to the support arm.
- the pipe support handle may be a semi-cylindrical, and the inner wall of the pipe support handle may be provided with a clamping table, and the clamping table may be used to block the pipe string fixed in the slip assembly.
- the pipe support hand may comprise a half cylinder and a half trumpet;
- the diameter of the first end of the half-horn may be smaller than the diameter of the second end of the half-horn, the first end of the half-horn may be connected with the semi-cylindrical barrel, and the clamping table may be located in the The connection between the semi-cylindrical tube and the half-horn tube.
- the driving member may be drive-connected to the buttressing arm through a connecting rod, and the connecting rods are respectively vertically connected to the driving member and the buttling arm.
- An automatic operation device for a pipe string provided by the present application may include the buckle device.
- the technical advantages of the buckle device and the automatic operation device of the pipe string provided by the present application are:
- the buckle device provided in this application includes a slip assembly, a driving member and a supporting tube assembly.
- the supporting tube assembly is movably connected to the slip assembly
- the driving member is connected to the slip assembly, and is in driving connection with the supporting tube assembly
- the driving member is used for driving A buttress assembly, so that the axis of the pipe string in the buttress assembly coincides with the axis of the pipe string fixed in the slip assembly.
- the pipe support assembly and the slip assembly are movably connected, and the two are integrated into one.
- the driving member can drive the pipe support assembly to move.
- the axis of the free end of the pipe support assembly coincides with the axis of the pipe string in the slip assembly.
- the multi-functional manipulator on the drill floor grabs the pipe string and Put the pipe string into the free end of the buttress assembly, so that the axis of the pipe string in the buttress assembly coincides with the axis of the pipe string in the slip assembly, that is, the precise butt joint of the two pipe strings is realized.
- the relative position of the pipe support assembly and the slip assembly remains unchanged during the operation of the buckling device, thereby eliminating the problem of inaccurate buckling of the pipe string caused by the displacement change of the slip assembly.
- the driving member and the supporting pipe assembly can cooperate with each other to realize the buckle of the pipe string, which simplifies the structure of the buckle device, thereby reducing the occupied space of the buckle device, and the simple structure also makes the buckle device easy to maintain and repair. .
- the automatic pipe string operation device provided by the present application includes a buckle device. Therefore, the technical advantages achieved by the automatic pipe string operation device include the technical advantages and effects achieved by the above buckle device, which will not be repeated here.
- the present application also provides a pipe arranging manipulator on a drilling floor, so as to alleviate the technical problem that manual pipe arranging cannot be performed when the mechanical pipe arranging equipment in the related art fails.
- the drill floor pipe arranging manipulator may include: a trolley feeding mechanism, a base, a slewing mechanism, a boom mechanism, a gripper mechanism and a first driving member;
- the trolley feeding mechanism may be slidably connected with the base, the base may include a first base and a second base, the first base and the second base may be detachably connected, and the first driving member may is connected to the first base, and is drive-connected with the trolley feeding mechanism;
- the bottom end of the slewing mechanism can be connected to the trolley feeding mechanism, the top end of the slewing mechanism can be drive-connected with the boom mechanism, and the free end of the boom mechanism can be connected with the gripper mechanism.
- the first base may be provided with a first clamp
- the second base may be provided with a second clamp adapted to the first clamp
- the first base and the The second base is connected by bolts.
- the base may be provided with a track, and both ends of the track may be provided with limiters, and the limiters may be used to limit the sliding range of the trolley feeding mechanism.
- the first driving member may adopt a hydraulic cylinder
- the cylinder body of the hydraulic cylinder may be hinged with the first base
- the driving end of the hydraulic cylinder may be hinged with the trolley feeding mechanism.
- the jaw mechanism may include a second driving member, a first connecting rod, a second connecting rod, two third connecting rods, and two curved rods, the curved rods may be bent, and the two The openings of each of the curved rods can be arranged oppositely;
- the second driving member can be installed on the boom mechanism and be connected with the first link in a transmission, and the two ends of the first link can be hinged with one end of the two third links, respectively.
- the other ends of each of the third connecting rods can be respectively hinged to the bends of the two bending rods, the second connecting rods can be connected to the boom mechanism, and the two connecting rods of the second connecting rods
- the ends can be hinged with one end of the two curved rods close to the first connecting rod, respectively, and the other ends of the two curved rods can approach or move away from each other under the driving of the third connecting rod, so that the The other ends of the two curved rods are in a fully opened state, a half-opened closed state or a fully closed state.
- the curved rod may be provided with a plurality of rollers, and when the curved rod is clamped with the pipe string, the plurality of the rollers may be in rolling fit with the pipe string.
- the boom mechanism may include a support boom, a telescopic boom and a third driving member;
- One end of the support arm frame can be connected with the slewing mechanism, the other end can be hinged with the first end of the telescopic arm frame, and the second end of the telescopic arm frame can be connected with the clamping jaw mechanism.
- the third driving member can be hinged with the support arm frame and drively connected with the telescopic arm frame.
- a buffer mechanism may be provided at the second end of the telescopic boom, and the buffer mechanism may include a buffer rod, a support rod, a support seat and a buffer spring;
- the buffer rod can be connected to one end of the support rod, the support rod can be slidably connected to the support base, the support base can be connected to the telescopic boom, and the buffer spring can be sleeved on the support base.
- a support rod is provided, and both ends of the buffer spring can abut with the buffer rod and the support seat respectively.
- a sensing rod can be connected to the support rod, the telescopic boom can be provided with a proximity switch, and when the buffer rod is hit by the pipe string, the proximity switch can be in contact with the sensing rod and trigger.
- the slewing mechanism may include a slewing base, a slewing assembly, a reducer and a fourth driving member;
- the slewing base can be installed on the trolley feeding mechanism, and is rotatably connected with the slewing assembly, the slewing assembly can be connected with the boom mechanism, and is drive-connected with the reducer, and the reducer can be It is connected to the swivel base, and is drive-connected with the fourth driving member.
- the drill floor pipe arranging manipulator includes a trolley feeding mechanism, a base, a slewing mechanism, a boom mechanism, a gripper mechanism and a first driving member, wherein the trolley feeding mechanism is slidably connected to the base, and the base includes a first base and The second base, the first base and the second base are detachably connected, the first driving member is connected to the first base, and is drivingly connected to the trolley feeding mechanism, the bottom end of the slewing mechanism is connected to the trolley feeding mechanism, and the top end of the slewing mechanism It is drivingly connected with the boom mechanism, and the free end of the boom mechanism is connected with a clamping claw mechanism.
- the first driving member starts and drives the trolley feeding mechanism to slide on the first base and the second base, and the trolley feeding mechanism synchronously drives the slewing mechanism, the arm The frame mechanism and the gripper mechanism move, and the slewing mechanism drives the gripper mechanism to rotate through the boom mechanism, so that the gripper mechanism can move to the position of the pipe column under the cooperation of the first driving member and the slewing mechanism, and then the gripper mechanism can pass the gripper. mechanism to grab or release the string.
- the trolley feeding mechanism can be driven by the first driving member to slide to the first base, and then the second base is removed from the first base, thereby reducing the operation of the drill floor pipe arranging manipulator.
- the occupied space in the area provides a path for manual piping, and at the same time eliminates the potential safety hazards under the feet during manual piping, so that manual piping can still be performed in the event of a failure of the drilling floor piping manipulator, ensuring well workover operations. normal progress.
- FIG. 1 is a schematic perspective view of the structure of the automation equipment for oilfield drilling and workover operations provided by an embodiment of the present application;
- FIG. 2 is a schematic enlarged perspective view of the structure of the automation equipment for oilfield drilling and workover operations provided by an embodiment of the present application;
- 3A to 3B are schematic perspective views of the structure of the automation equipment for oilfield drilling and workover operations provided in an embodiment of the present application in an initial state and a ready state, respectively;
- 4A to 4B are schematic structural perspective views of the automation equipment for oilfield drilling and workover operations provided by an embodiment of the present application when it is in a working state;
- FIG. 5 is a schematic perspective view of the structure of a powered catwalk provided by an embodiment of the present application.
- FIG. 6 is a schematic perspective view of the structure of the base of the power catwalk provided by the embodiment of the present application.
- FIG. 7 is a schematic perspective view of the structure of the lifting mechanism of the power catwalk provided by the embodiment of the present application.
- FIG. 8 is a schematic perspective view of the structure of a conveying mechanism for a powered catwalk provided by an embodiment of the present application
- FIG. 9 is a schematic structural diagram of the loading and unloading mechanism of the power catwalk provided by the embodiment of the present application.
- FIG. 10 is a schematic front view of the structure of the elevator provided by the embodiment of the application.
- FIG. 11 is a schematic top view of the structure of the elevator provided by the embodiment of the application.
- FIG. 12 is a schematic structural diagram of a two-story pipe string automatic arrangement device provided in an embodiment of the application.
- Fig. 13 is the top view of the automatic placing device of the second-floor pipe string shown in Fig. 12;
- FIG. 14 is a schematic structural diagram of a two-story manipulator of a two-story pipe string automatic placement device provided in an embodiment of the application;
- Fig. 15 is a top view of the two-stage manipulator shown in Fig. 14;
- FIG. 16 is a schematic perspective view of the structure of a slip provided by an embodiment of the present application from a first perspective;
- 17 is a schematic perspective view of the structure of a slip provided by an embodiment of the application from a second viewing angle;
- FIG. 18 is a schematic structural diagram of the oil field workover operation equipment provided by the embodiment of the application, wherein the oil field workover operation equipment is in a transport state;
- Fig. 19 is a right side view of the oil field workover operation equipment shown in Fig. 18;
- 20 is a schematic structural diagram of the oil field workover operation equipment provided by the embodiment of the application, wherein the make-up and break-out device is in a jacked-up state;
- Figure 21 is one of the schematic diagrams of the connection structure of the lifting device and the make-up and shackle device
- Figure 22 is the second schematic diagram of the connection structure of the lifting device and the make-up and shackle device
- Fig. 23 is the third schematic diagram of the connection structure of the lifting device and the make-up and shackle device;
- 24 is a schematic structural diagram of the oil field workover operation equipment provided by the embodiment of the application, wherein the make-up and break-out device is in a working position;
- Fig. 25 is a schematic structural diagram of the make-up and break-down device, wherein the telescopic mechanism is in an extended state;
- Figure 26 is a schematic diagram of the connection structure of the lifting and fine-tuning mechanism and the slewing mechanism
- 27 is a schematic structural diagram of the oil field workover operation equipment provided by the embodiment of the application, wherein the make-up and break-out device is rotated to a working angle;
- Fig. 28 is a front view of the make-up and break-out device shown in Fig. 25;
- Fig. 29 is a schematic structural diagram of the make-up and break-down device, wherein the telescopic mechanism is in a retracted state;
- FIG. 30 is a schematic diagram 1 of an integrated hydraulic pliers provided by an embodiment of the application.
- FIG. 31 is a second schematic diagram of an integrated hydraulic pliers provided by an embodiment of the application.
- 32 is a schematic diagram of a floating deflection device of an integrated hydraulic clamp provided by an embodiment of the application.
- FIG. 33 is a schematic diagram 3 of an integrated hydraulic pliers provided by an embodiment of the application.
- Fig. 34 is the first front view of the buckling device provided by the embodiment of the application.
- FIG. 35 is a second front view of the buckling device provided by the embodiment of the application.
- FIG. 36 is a schematic diagram of a pipe support handle of a buckling device provided in an embodiment of the application.
- FIG. 37 is a top view of a buckling device provided by an embodiment of the application.
- FIG. 38 is a schematic structural diagram of the drill floor pipe arranging manipulator provided by an embodiment of the present application from a first perspective;
- FIG. 39 is a schematic structural diagram of the drill floor pipe arranging manipulator from a second perspective according to an embodiment of the application.
- FIG. 40 is a schematic structural diagram of a trolley feeding mechanism of a drill floor pipe arranging manipulator provided in an embodiment of the application;
- 41 is a schematic structural diagram of the base of the drill floor pipe arranging manipulator provided by the embodiment of the application.
- Fig. 42 is a top view of the base of the drill floor pipe arranging manipulator provided by the embodiment of the application;
- FIG. 43 is a schematic structural diagram of a gripping jaw mechanism of a drill floor pipe arranging manipulator provided by an embodiment of the application;
- 44 is a schematic structural diagram of a telescopic boom of a drill floor pipe arranging manipulator provided by an embodiment of the application;
- FIG. 45 is a schematic structural diagram of the buffer mechanism of the drill floor pipe arranging manipulator provided by the embodiment of the application.
- 46 is a schematic structural diagram of a rotary mechanism of a drill floor pipe arranging manipulator provided by an embodiment of the application;
- Fig. 47 is a front view of the rotary mechanism of the drill floor pipe arranging manipulator provided by the embodiment of the application;
- FIG. 49 is a flowchart of a control process of a pipe-up process of a pipe-arranging manipulator on a drill floor provided by an embodiment of the application;
- 50 is a flow chart of the control process of the pipe pulling process of the two-story manipulator of the two-story pipe string automatic arrangement device provided by the embodiment of the application;
- FIG. 51 is a flow chart of implementing the running operation of a pipe string by using the automatic equipment for oilfield drilling and workover operations provided by an embodiment of the present application.
- 1-automatic equipment for oilfield drilling and workover operations 10-workover rig; 20-drilling floor; 30-power catwalk; 40-elevator; 50-automatic placement device for pipe string on the second floor; 60-cartridge tile; 70- oil field workover operation equipment; 80- buckle device; 90- drill floor pipe arrangement manipulator; 100- driller's centralized control and operation device; 110- hydraulic station; 1000- pipe string;
- 50100-Second floor platform and finger beam mechanism 50110-Electric control box; 50120-Claw opening mechanism; 50130-Monkey platform; 50140-Second floor platform manipulator; -Gripper arm; 501402-Intermediate guide rail; 501403-Robot base; 501404-Claw opening mechanism; 501405-Push rod mechanism;
- 70200-lifting device 70210-platform base; 70220-guide column; 70230-lifting platform; 70240-lifting motor; 70250-screw; 70260-angle transmission box; 70270-coupling; Guide cylinder; 70232-track;
- 70400-Make-up and break-out device 70410-Rotation mechanism; 70420-Lifting and fine-tuning mechanism; 70430-Telescopic mechanism; 70440-Make-up and breakout mechanism; - lift motor; 70431 - scissor fork assembly; 70432 - telescopic hydraulic cylinder; 70441 - frame; 70442 - cantilever; 70443 - shifting mechanism;
- 700100-Hydraulic clamp body 700200-Floating deflection device; 700210-Floating mounting frame; 700211-Pulley; 700220-Spring sleeve; - Mobile frame; 700310 - Telescopic boom; 700320 - Lifting block; 700330 - Transport base; 700400 - Tension spring.
- 80100-slip assembly 80110-fixed seat; 80130-positioning plate;
- 80300-pipe support assembly 80310-pipe support arm; 80311-transmission arm; 80312-support arm; 80320-pipe support hand; 80321-card table; 80322-half cylinder;
- 90100-trolley feeding mechanism 90110-feeding trolley; 90120-first pallet; 90130-supporting frame;
- 90200-base 90210-first base; 90211-first clip; 90220-second base; 90221-second clip; 90230-track;
- 90300-slewing mechanism 90310-slewing base; 90320-slewing assembly; 90321-support frame; 90322-second pallet; 90330-reducer; 90340-fourth drive part; 90350-hydraulic converter;
- 90400 - boom mechanism 90410 - support boom; 90420 - telescopic boom; 90430 - third driving part;
- 90500-claw mechanism 90510-second driving member; 90520-first connecting rod; 90530-second connecting rod; 90540-third connecting rod; 90550-curve lever; 90560-roller;
- 90700-buffer mechanism 90710-buffer rod; 90720-support rod; 90730-support seat; 90731-first support seat; 90732-second support seat; 90740-buffer spring; 90750-sensing rod; 90760-proximity switch; -fasten the screw nut.
- the terms “arranged”, “installed”, “connected” and “connected” should be understood in a broad sense, for example, it may be a fixed connection, It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or the internal communication between the two components.
- the specific meanings of the above terms in this application can be understood in specific situations.
- FIG. 1 is a schematic perspective view of the structure of an automation equipment 1 for oilfield drilling and workover operations provided by an embodiment of the present application.
- FIG. 2 is a schematic enlarged perspective view of the structure of the automation equipment 1 for oilfield drilling and workover operations according to an embodiment of the present application.
- the automation equipment 1 for oilfield drilling and workover operations may be used to implement a pipe string 1000 (shown in FIGS. 3B and 4A-4B ) in Tubling and running at a wellhead, where the tubular string 1000 may have a first end and a second end.
- the automation equipment 1 may include a workover rig 10 , a drilling floor 20 , an elevator 40 , a second-floor pipe string automatic placement device 50 , slips 60 , and oilfield workover operation equipment 70 , power tongs 700 and drill floor manipulators 90.
- the workover rig 10 may have a derrick 10100 .
- the workover rig 10 may be arranged in the front-to-rear direction of the automation equipment 1 .
- the derrick 10100 may be positioned at the rear end of the workover rig 10 and positioned in alignment with the wellhead.
- the drill floor 20 may be positioned on the surface and positioned at the wellhead. In some embodiments of the present application, the drill floor 20 may be positioned adjacent to the derrick 10100 .
- the drill floor 20 may be provided with a tubular string storage portion 20130 for receiving the first end of the tubular string.
- the string storage 20130 may be a recess in the upper portion of the drill floor 20 .
- the string storage 20130 may be a separate component disposed on the upper surface of the drill floor 20 .
- the string storage portion 20130 may be plural, the plurality of string storage portions 20130 may be divided into one or more groups, and each group may be provided at different positions of the drill floor 20 .
- the drilling floor 20 may include a first drilling floor 20100, a second drilling floor 20110 and a third drilling floor 20120, slips 60, oilfield workover operation equipment 70 and a drilling floor piping manipulator 90 may be mounted to the first drill floor 20100, and the string storage 20130 may be located on the second drill floor 20110.
- elevator 40 may be connected to derrick 10100, and elevator 40 may be configured to move up and down along derrick 10100 above the wellhead.
- elevators 40 may be configured to lift and lower the tubular string along the derrick 10100 by gripping the tubular string 1000 .
- the automatic string placement device 50 on the second floor may be installed on the derrick 10100 and positioned above the drill floor 20 .
- the automatic two-story pipe string placement device 50 may include a finger beam library for receiving the second end of the pipe string.
- the second floor pipe string automatic placement device 50 may be configured to push the second end of the pipe string into or out of the finger beam library.
- slips 60 may be mounted on the drill floor 20 and positioned above the wellhead, and the slips 60 may be configured to be switchable between a closed position and an open position in which, The slips 60 clamp the tubing string to prevent travel of the tubing string 1000 therethrough, in the open position the slips 60 are open to allow the tubing string 1000 to travel therethrough;
- the oilfield workover operation equipment 70 may be installed on the drilling floor 20 and positioned on one side of the wellhead in the left-right direction of the automation equipment 1 .
- the oilfield workover equipment 70 may be coupled to a power tong 700 that may be configured to make and break a tubular string 1000 .
- the power tong 700 may be an integrated hydraulic tong, but is not limited thereto, for example, the power tong 700 may be electrically driven.
- the drill floor pipe manipulator 90 can be installed on the drill floor 20 , and the drill floor pipe manipulator 90 can be positioned on the left and right directions of the automation equipment 1 with the oilfield workover operation equipment 70 . opposite sides of the wellhead.
- the drill floor pipe manipulator 90 may be configured to grab and transport the pipe string 1000 to be pulled up or run.
- the automation equipment 1 may further include a buckling device 80 , which can be installed on the drilling floor 20 and can be positioned around the wellhead, and the buckling device 80 can be used to realize the buckling of the pipe string 1000 . buckle.
- the snap-fit device 80 may be mounted to the first drill floor 20100 .
- the automatic two-story pipe string placement device 50 grabs the second end of the pipe string 1000 to be run down.
- the pipe string 1000 is taken out from the finger beam warehouse and transported to the elevator 40; when the pipe string 1000 is transported to the elevator 40, the elevator 40 is opposite to the pipe string 1000 is clamped and the pipe string automatic placement device 50 on the second floor releases the pipe string 1000; when the elevator 40 clamps the pipe string 1000, the drill floor pipe arrangement manipulator 90 clamps the first end of the pipe string 1000 Grab; with the pipe string 1000 held by the elevator 40 and held by the drill floor pipe manipulator 90, the elevator 40 lifts the pipe string 1000 up so that the first end of the pipe string 1000 moves away from the pipe string The storage part 20130; the drill floor pipe-arranging manipulator 90 transports the pipe string 1000 to the buckling device; after the buckling of the pipe string 1000 is realized by the buckling device 80
- the elevator 40 clamps the second end of the pipe string 1000 to be piped up; the slips 60 are opened; The card 40 lifts the pipe string 1000 to expose the coupling at the slip 60; after the coupling is exposed, the slip 60 is closed, and the power tong 700 connected to the oilfield workover equipment 70 exposes the pipe string 1000 Shackle is carried out; after the pipe string 1000 is shackled, the drill floor pipe-arranging manipulator 90 grabs the first end of the shackled pipe string 1000; the pipe string 1000 is clamped by the elevator 40 and held by the drill floor When grasped by the pipe-arranging manipulator 90, the elevator 40 lifts the pipe string 1000 up to disengage the pipe string 1000 from the coupling; the drill floor pipe-arranging manipulator 90 transports the detached pipe string 1000 to the pipe string storage part 20130 The elevator 40 lowers the pipe string 1000 until the first end of the pipe string 1000 is placed in the pipe string storage part 20130; The end
- the automation equipment 1 for oilfield drilling and workover operations can at least partially realize unmanned drilling and workover operations, significantly improve the operation efficiency of drilling and workover operations, and greatly reduce the intensity of manual operations , which improves the safety factor.
- the automation equipment 1 may further include a powered catwalk 30 positioned on the ground.
- the power catwalk 30 may be positioned on opposite sides of the wellhead with the workover rig 10 in the fore-and-aft direction of the automation equipment 1 .
- the power catwalk 30 may be configured for transporting the tubular string from the surface to the drill floor 20 and for transporting the tubular string from the drilling floor 20 to the surface.
- the automation equipment 1 may further include a driller's centralized control and operation device 100 .
- the driller's centralized control and operation device 100 may be fixed on the drill floor 20 and positioned on the left side of the drill floor pipe-arranging manipulator 90 in the left-right direction of the automation equipment 1 .
- the driller's centralized control and operation device 100 may be configured to implement running and pulling operations of the pipe string 1000 by the automation equipment 1 by sending instructions to the automation equipment 1 .
- the automation equipment 1 may further include a hydraulic station 110 that may be mounted to the drill floor 20 and located below the driller's centralized control operation device 100 , and the hydraulic station 110 may be configured to provide the automation equipment 1 with power.
- the driller's centralized control operation device 100 and hydraulic station 110 may be mounted to the third drill floor 20120 .
- FIG. 3A and FIG. 3B are schematic perspective views of the structure of the automatic equipment 1 for oilfield drilling and workover operations provided in an embodiment of the present application in an initial state and a ready state, respectively.
- the slips 60 are opened, the oilfield workover equipment 70 and the power tongs 700 connected to the oilfield workover equipment 70 are located below the drill floor 20 , and the drill floor pipe manipulator 90 is in a position away from the slips 60 .
- FIG. 3B the slips 60 are opened, the oilfield workover operation equipment 70 is located above the drill floor 20 , and the drill floor piping manipulator 90 is in a position close to the slips 60 .
- FIG. 4A to 4B are schematic perspective views of the structure of the automatic equipment 1 for oilfield drilling and workover operations provided in an embodiment of the present application when it is in a working state.
- the slips 60 are closed, the oil field workover equipment 70 and the power tongs 700 connected to the oilfield workover equipment 70 are located above the drill floor 20 , and the drill floor pipe manipulator 90 is in a position close to the slips 60 and at The position facing the slip 60 grabs the pipe string 1000 located at the slip 60 .
- FIG. 4A the slips 60 are closed, the oil field workover equipment 70 and the power tongs 700 connected to the oilfield workover equipment 70 are located above the drill floor 20 , and the drill floor pipe manipulator 90 is in a position close to the slips 60 and at The position facing the slip 60 grabs the pipe string 1000 located at the slip 60 .
- the slips 60 are closed, the oilfield workover equipment 70 and the power tongs 700 connected to the oilfield workover equipment 70 are located above the drill floor 20, and the drill floor pipe manipulator 90 is in a position close to the slips 60 and at The position facing away from the slips 60 grabs the pipe string 1000 located at the pipe string storage part 20130 .
- the oilfield workover equipment 70 may be configured on the drill floor 20 to be able to interact with the drill floor 20 in a raised position (eg, as shown in FIG. Moves between retracting to a retracted position below the drill floor 20 (eg, as shown in FIG. 3A ).
- the oilfield workover equipment 70 in the raised position of the oilfield workover equipment 70, the oilfield workover equipment 70 is movable between an extended state and a retracted state, and in the extended state of the oilfield workover equipment 70,
- the power tong 700 connected to the oilfield workover equipment 70 can be positioned close to the wellhead to make and break the tubing string 1000 positioned at the wellhead, and in the retracted state of the oilfield workover equipment 70, connected to the oilfield workover
- the power tongs 700 of the well operating equipment 70 may be positioned away from the wellhead.
- the oilfield workover equipment 70 may be in a retracted state of the oilfield workover equipment 70 in the retracted position of the oilfield workover equipment 70 .
- the drill floor piping manipulator 90 may be used to move between a first position away from the slips 60 and a second position close to the slips 60 , in the first position of the drill floor piping manipulator 90 In the second position, the drill floor manipulator 90 can be used to grab the pipe string 1000, and the drill floor manipulator 90 can rotate between a facing position facing the slips 60 and a back position facing away from the slips.
- the facing position of the drill floor pipe arranging manipulator 90, the drill floor pipe arranging manipulator 90 can be used to grab the pipe string 1000 located at the slip 60; Used to grab the pipe string located at the pipe string storage part 20130.
- the power catwalk 30 provided by the embodiment of the present application will now be described in detail with reference to FIGS. 5 to 9 .
- FIG. 5 is a schematic perspective view of the structure of a powered catwalk 30 provided by an embodiment of the present application.
- the power catwalk 30 and the workover rig 10 are positioned on opposite sides of the wellhead in the front-rear direction of the automation equipment 1 .
- the power catwalk 30 may be used to transport the tubular string from the surface to the rig floor 20 and to transport the tubular string from the rig floor 20 to the surface.
- the power catwalk 30 may include a mechanical system 30100 , a hydraulic system 30110 and an electrical system 30120 , and the mechanical system 30100 may include a base 30101 , a lifting mechanism 30102 , a conveying mechanism 30103 and a loading and unloading mechanism 30104 .
- FIG. 6 is a schematic perspective view of the structure of the base 30101 of the power catwalk 30 provided by the embodiment of the present application.
- the base 30101 may include a rack assembly 301010 and a jack-up leg 301011, and the rack assembly 301010 is the basis of the whole set of equipment for connecting and supporting the above moving parts; jack-up outrigger 301011 It can be hingedly connected with the rack assembly 301010, and by adjusting the height of the outriggers 301011, the base 30101 can be leveled to ensure that the equipment runs more smoothly when it is working, and the outriggers 301011 can be folded or folded during transportation. Disassembly and assembly, easy to transport equipment.
- FIG. 7 is a schematic perspective view of the structure of the lifting mechanism 30102 of the power catwalk 30 provided by the embodiment of the present application.
- the lifting mechanism 30102 may include a front rotating arm 301020, a rear rotating arm 301021, and a lifting cylinder 301022.
- the lifting mechanism 30102 may be hydraulically driven, and the lifting and lowering speed of the hydraulic cylinder 301022 may be controlled by controlling the lifting and lowering speed.
- the lifting action can be raised quickly and slowly, the movement of the device is more stable, and the operation is safe and reliable.
- FIG. 8 is a schematic perspective view of the structure of the conveying mechanism 30103 of the powered catwalk 30 provided by the embodiment of the present application.
- the conveying mechanism 30103 may include a carrying platform 301030, a secondary telescopic mechanism 301031, a turning trough 301032, a shoe hopper 301033, a secondary telescopic cylinder 301034, a sliding shoe cylinder 301035, a turning Hydraulic cylinder 301036, etc.
- the secondary telescopic hydraulic cylinder 301034 can drive the secondary telescopic mechanism 301031 to move forward and backward along the guide rail of the bearing platform 301030, and the sliding shoe hydraulic cylinder 301035 drives the sliding shoe trough 301033 to move forward and backward along the inversion trough 301032, and the inversion cylinder 301036 It can drive the turning trough 301032 to turn left and right, and the three act in sequence to realize the horizontal transportation of the pipe string.
- FIG. 9 is a schematic structural diagram of the loading and unloading mechanism 30104 of the power catwalk 30 according to an embodiment of the present application.
- the loading and unloading mechanism 30104 may include a rotating arm assembly, a loading rack 301040, and an unloading transition bridge, and the rotating arm assembly may include a rotating arm 301041 and a feeding liquid cylinder 301042.
- the feeding cylinder 301042 can be fully extended, push the rotating arm 301041 upside down to lift the pipe string, and the rotating arm 301041 cooperates with the feeding rack 301040 to make the pipe string roll down along its upper surface and enter the conveying mechanism 30103, complete The action of the pipe string entering the delivery mechanism 30103.
- the rotating arm 301041 is used in conjunction with the unloading transition bridge to make the pipe string roll down along its upper surface into the pipe rack.
- the action flow of the powered catwalk 30 provided by the embodiments of the present application can be described as follows:
- the overturning cylinder 301036 acts to push the overturning trough 301032 and the sliding shoe trough 301033 from the neutral position to the feeding station in preparation for taking over.
- the feeding liquid cylinder 301042 moves, the rotating arm 301041 lifts and lifts the pipe string, and the pipe string rolls into the transition rod of the overturning trough 301032 along the rotating arm 301041 and the upper surface of the feeding rack.
- the lifting cylinder 301022 acts to drive the lifting mechanism 30102 to lift the conveying mechanism 30103 to a predetermined height.
- the secondary telescopic cylinder acts to drive the secondary telescopic mechanism to move forward along the guide rail of the bearing platform to a predetermined position.
- the sliding shoe cylinder acts to drive the sliding shoe trough 301033 to move forward along the turning trough 301032 to a predetermined position. (At this point the string has been transported above the wellhead).
- the secondary telescopic cylinder acts to drive the secondary telescopic mechanism to move backward along the guide rail of the bearing platform to the initial position.
- the lifting cylinder 301022 acts to drive the lifting mechanism 30102 to lower the conveying mechanism 30103 to a horizontal state.
- the lifting cylinder 301022 moves, drives the lifting mechanism 30102 to lift, and lifts the conveying mechanism 30103 to a predetermined height;
- the secondary telescopic cylinder acts to drive the secondary telescopic mechanism to move forward along the guide rail of the bearing platform to a predetermined position.
- the sliding shoe cylinder acts to drive the sliding shoe trough 301033 to move forward along the turning trough 301032 to a predetermined position. (At this time, the conveying mechanism 30103 has reached the front of the wellhead and is waiting to take over)
- the sliding shoe hydraulic cylinder acts to drive the sliding shoe trough 301033 to move backward along the overturning trough 301032 to the initial position.
- the secondary telescopic cylinder acts to drive the secondary telescopic mechanism to move backward along the guide rail of the bearing platform to the initial position.
- the lifting cylinder 301022 acts to drive the lifting mechanism 30102 to lower the conveying mechanism 30103 to a horizontal state
- the feeding liquid cylinder 301042 acts to drive the rotating arm 301041 to a certain height, and the rotating arm 301041 cooperates with the unloading transition bridge to provide a rolling ramp for the pipe string.
- the overturning cylinder 301036 acts to push the overturning trough 301032 to turn over to the unloading station, and the pipe string rolls into the pipe rack from the sliding shoe trough 301033 along the rotating arm 301041 and the unloading transition bridge.
- FIG. 10 is a schematic front view of the structure of the elevator 40 provided by the embodiment of the application.
- FIG. 11 is a schematic top view of the structure of the elevator 40 provided by the embodiment of the application.
- elevator 40 may include elevator body 40100 and bushing 40130, the elevator body being reversible.
- the elevator 40 may also include a shutter 40110 , a deadbolt 40120 and a flip mechanism 40140 .
- the lock tongue 40120 and the shutter 40110 are opened in turn, the hydraulic cylinder of the overturning mechanism operates, and the elevator main body 40100 is overturned.
- the pipe string enters the bushing 40130 of the elevator 40, the lock tongue 40120 and the shutter 40110 are closed in turn, the pipe string is clamped in the elevator 40 and goes up with the traveling hook.
- FIG. 12 is a schematic structural diagram of a device 50 for automatically arranging a two-layer pipe string according to an embodiment of the present application.
- FIG. 13 is a top view of the device 50 for automatically placing pipe strings on the second floor shown in FIG. 12 .
- the two-story string automatic placement device 50 may be mounted on the derrick 10100 and positioned above the drill floor 20 .
- the device 50 for automatically placing pipe strings on the second-floor platform may include a second-floor platform and finger beam mechanism 50100, an electric control box 50110, a claw-opening mechanism 501404, a traveling trolley, a rack and pinion transmission mechanism, a rotary deceleration mechanism, double-range telescopic mechanism.
- the two-story deck and finger beam mechanism 50100 may include a finger beam library for receiving the second end of the pipe string, the finger beam library may be multiple, and the position of the finger beam library is the same as that of the pipe string storage portion 20130 on the drill floor 20
- the positions of the pipe strings correspond so that when the first end of the pipe string is located in the pipe string storage portion 20130 and the second end of the pipe string is located in the corresponding finger beam magazine, the pipe string is oriented generally vertically.
- Rack guide rails are installed on the monkey platform of the second-level platform and the finger beam mechanism 50100, and the end of the finger beam is provided with an automatic baffle.
- the second deck and finger beam mechanism 50100 can include a second deck robot 50140 that can be used to push the second end of the pipe string into the finger beam library or from the finger beam Library take out.
- the structure of the second floor robot 50140 is shown in FIGS. 14 and 15 .
- the second-level platform manipulator 50140 may include a gripper arm 501401, a middle guide rail 501402, a manipulator base 501403 and a walking cart.
- the jaw arm 501401 can be provided with a jaw opening mechanism 501404, which can open and close the gripper jaws of the manipulator by driving the screw nut mechanism through a servo motor and a reducer.
- a push rod mechanism 501405 may be disposed under the gripper arm 501401, and the push rod mechanism 501405 can detect whether there is a tube in the gripper through an inductive sensor at the rear end.
- An S-shaped guide rail can be arranged on the middle guide rail 501402, and the rollers on the gripper arm 501401 and the manipulator base 501403 can slide in the S-shaped guide rail.
- An electric push cylinder can be installed on the manipulator base 501403, and the electric push cylinder is a driving element used to drive the telescopic motion of the manipulator.
- the traveling trolley may include a swing reducer and a traveling drive mechanism 50160 .
- the three components of the gripper arm 501401 , the middle guide rail 501402 and the manipulator base 501403 can be connected by the double travel mechanism of the chain sprocket.
- the manipulator base 501403 can be connected to the rotation mechanism 50150 of the second-floor manipulator 50140.
- the action flow of the device 50 for automatically placing pipe strings on the second floor can be divided into a pipe-up procedure and a pipe-down procedure.
- the manipulator 50140 on the second floor waits at the rear end of the monkey platform.
- the walking drive mechanism 50160 on the manipulator 50140 can drive the gear to rotate and mesh with the rack on the monkey platform. Transmission, drive the manipulator 50140 to move to the front of the monkey platform.
- the electric push cylinder pushes the manipulator 50140 to extend into the elevator 40 to grab the pipe string.
- the push rod mechanism 501405 under the gripper arm 501401 touches the pipe string the push rod compresses and moves backward until the push rod
- the induction sensor behind the mechanism 501405 sends out a signal in place, the electric push cylinder stops doing work, and the manipulator 50140 stops extending.
- the jaws are closed by the driving of the jaw opening mechanism 501404.
- the manipulator 50140 can be retracted to the set position under the drive of the electric push cylinder, and then the second-floor manipulator rotation mechanism 50150 is driven by the servo motor to drive the upper part of the manipulator to rotate 90°.
- Drive 50160 and walk backwards along the monkey platform to the target finger beam position.
- the finger beam automatic baffle is opened, the manipulator 50140 stretches out and pushes the pipe string into the finger beam library, and the automatic baffle is closed at the same time.
- the gripper opens, and the manipulator retracts and rotates 90° in the opposite direction to reset to wait for the next pipe string.
- the second-floor robot arm 50140 waits at the back end of the monkey platform.
- the robot arm 50140 can rotate 90° (toward the target finger beam library), and the electric push cylinder drives the robot arm 50140 to extend out to take the tube.
- the manipulator 50140 reaches the target pipe position, and the push rod mechanism 501405 under the gripper arm 501401 touches the pipe string, the push rod compresses and moves backward until the inductive sensor behind the push rod mechanism 501405 sends a signal in place, and the electric push cylinder stops Doing work, the manipulator 50140 stops extending. At this time, the jaws can be closed under the driving of the jaw opening mechanism 501404 .
- the manipulator 50140 After the gripper is closed, the manipulator 50140 is retracted to the set position under the drive of the electric push cylinder, and the walking drive mechanism 50160 can drive the manipulator 50140 to walk forward along the monkey platform to the set position in the front section. Drive the manipulator 50140 to rotate 90°. After turning in place, the manipulator 50140 stretches out and sends the pipe string into the elevator 40. After the elevator 40 is closed, the manipulator jaws are opened. After the jaws are opened, the manipulator 50140 retracts. Walk to the waiting spot.
- FIG. 16 is a schematic perspective view of the structure of the slip 60 provided in an embodiment of the present application from a first perspective.
- FIG. 17 is a schematic perspective view of the structure of the slip 60 provided by the embodiment of the present application from a second viewing angle.
- slips 60 may be mounted on the drill floor 20 and positioned above the wellhead, and the slips 60 may be switchable between a closed position and an open position, in which the slips 60 are opposed to the pipe.
- the string is clamped to prevent the string from moving therethrough, and in this open position the slips 60 are open to allow the string to travel therethrough.
- the slip 60 may include a slip housing 60100 , a slip assembly 60110 , a slip front stop 60120 , and a first transmission rod 60130 , connecting shaft 60140, driving member 60150 and second transmission rod 60160.
- the slip housing 60100 may include a slip body lug 601001 which may have a hole for receiving the connecting shaft 60140 .
- the slip assembly 60110 may include a slip tooth 601101, a slip seat 601102 and a connecting lug 601103, the slip tooth 601101 can be used to clamp the pipe string, and the slip seat 601102 can be retractable and expandable.
- the slip front stop 60120 may be mounted on the slip housing 60100, such as by latching to the slip housing 60100, to facilitate removal.
- the cavity of the slip housing 60100 and the inner cavity of the slip front stop 60120 may together form a continuous conical surface to which the slip assembly 60110 is attached, and the outer surface of the slip assembly 60110 may be shaped to match the The tapered surface matches the tapered surface.
- the driving member 60150 can be connected to the slip assembly 60110 through the first transmission rod 60130, the connecting shaft 60140, the second transmission rod 60160 and the connecting ear 601103, so as to perform the lifting of the slip assembly 60110 through the piston rod action of the driving member 60150. rise and fall.
- connection shaft 60140 can pass through the inner hole of the first transmission rod 60130 and be fixed to the first transmission rod 60130 , and one end of the connection shaft 60140 can be connected to the connection ear 601103 through the second transmission rod 60160 .
- the driver 60150 can be mounted on one side of the slip assembly 60110 and placed at an angle to the horizontal. When the driving member 60150 acts, the motion can be transmitted to the first transmission rod 60130, the second transmission rod 60160, the connecting shaft 60140 in sequence, and finally to the slip assembly 60110.
- the piston rod of the driving member 60150 can be extended to push the first transmission rod 60130, so that the first transmission rod 60130 drives the clamp
- the slip teeth 601101 in the tile assembly 60110 hold the pipe string.
- the slip seat 601102 can be retracted to the center along the conical surface in the slip housing 60100, thereby realizing the clamping of the pipe string to prevent the pipe string from moving through.
- the piston rod of the driving member 60150 can be retracted, so that the first transmission rod 60130 and the second transmission rod 60160 drive the slip assembly 60110 to move , which makes the slip seat 601102 rise and open, thereby making the slip teeth 601101 loosen the pipe string, thereby realizing the loosening of the pipe string to allow the pipe string to move through.
- the driving member 60150 in the embodiment of the present application may be a hydraulic cylinder, but is not limited thereto.
- the present embodiment provides an oil field workover operation equipment 70
- the oil field workover operation equipment 70 may include a first drilling floor 20100, a lifting device 70200 and a make-up and shackle device 70400;
- the first drilling floor 20100 It can include a drill floor panel 70110, and the drill floor panel 70110 is provided with an escape hole 70111;
- the lifting device 70200 can be installed under the drilling floor panel 70110, and the lifting device 70200 can include a platform base 70210, a guide column group, a lifting platform 70230 and a lifting drive Mechanism, the guide column group is fixedly connected between the platform base 70210 and the drilling floor panel 70110;
- the lifting platform 70230 can be slidably connected to the guide column group;
- the lifting drive mechanism is connected to the lifting platform 70230 in a transmission drive for driving the lifting platform 70230 along the guide column group Lifting;
- the shackle device 70400 can be installed on the lifting platform 70230, and the lifting platform 70230 can drive the shackle device 70400 to extend
- the lift platform 70230 can drive the make-up and breakout device 70400 to ascend and descend to extend or retract the escape hole 70111.
- the make-up and shackle device 70400 can be pulled out of the avoidance hole 70111 (see Fig. 20 for details) for ease of use, and when not in use, the make-up and breakout device 70400 can be withdrawn from the avoidance hole 70111 (see Fig.
- the first drill floor 20100 may further include a drill floor bottom plate 70120 and a support column 70130, wherein the support column 70130 is fixedly connected between the drill floor panel 70110 and the drill floor bottom plate 70120, so that the two A space for installing the lifting device 70200 is formed between.
- the lift drive mechanism can be arranged in two groups, which are arranged oppositely; the lift drive mechanism can include a lift motor 70240, a transmission assembly and a lead screw 70250; the lead screw 70250 can be arranged in two groups and connected with the guide column The groups are arranged in parallel, the lifting motor 70240 can be connected with the two sets of lead screws 70250 through the transmission assembly respectively; the lifting platform 70230 can be connected with the lead screw 70250 by transmission, and the lifting motor 70240 can drive the lead screw 70250 to rotate through the transmission assembly, so that the lifting platform 70230 By moving along the axis of the lead screw 70250, the lifting platform 70230 can be vertically lifted and lowered to ensure that the lifting platform 70230 moves smoothly along the lead screw 70250.
- the transmission assembly may include an angle transmission case 70260, a coupling 70270 and a worm gear mechanism 70280; the angle transmission case 70260 may be connected to the lift motor 70240 in a driving manner, and the angle transmission case 70260 is connected in two sets of Between the couplings 70270, the couplings 70270 and the lead screw 70250 are arranged perpendicularly; the worm gear and worm mechanisms 70280 can be arranged in two groups, and each worm gear and worm mechanism 70280 is drivingly connected between the coupling 70270 and the lead screw 70250, and is set in this way , the synchronous rotation of two sets of lead screws 70250 can be realized through a set of angle transmission box 70260 and lifting motor 70240, which simplifies the overall structure, and at the same time converts the horizontal rotation movement into vertical rotation through the worm gear mechanism 70280 The movement can effectively reduce the overall height of the lifting device 70200 (generally, a motor is directly connected to the bottom end of the lead screw 70250 to make
- the guide column group may include four guide columns 70220, and the four guide columns 70220 are arranged in a rectangular shape; the lifting platform 70230 may include two sets of guide cylinders 70231 and two sets of guide cylinders 70231 fixedly connected between the two sets of guide cylinders 70231. Track set; the guide cylinder 70231 can be slidably sleeved on the two guide columns 70220 located on the same side.
- the rail group may include two rails 70232, and in this way, a certain space can be left between the two groups of guide cylinders 70231 and the two rails 70232, so as to facilitate the arrangement of the later translation device.
- a translation device may be provided between the lifting platform 70230 and the make-up and shackle device 70400;
- the translation device may include a translation drive cylinder 70310 and a mobile trolley 70320 that are drive-connected, and the translation drive cylinder 70310 is installed on the guide Cylinder 70231, the moving trolley 70320 is movably arranged on the track group, and the translation drive cylinder 70310 is used to drive the moving trolley 70320 to move between the two sets of guide cylinders 70231;
- the avoidance hole 70111 can be a long hole, and the extension direction of the long hole is related to the moving trolley
- the 70320 moves in the same direction.
- 20 shows that the make-up and shackle device 70400 is vertically jacked up by the lifting device 70200
- FIG. 24 shows that the make-up and shackle device 70400 is moved to the right by the moving trolley 70320 to the working position.
- the mobile cart 70320 can be set between the two rails 70232 through rollers.
- the make-up and break-out device 70400 may include a slewing mechanism 70410, a lifting and fine-tuning mechanism 70420, a telescopic mechanism 70430, and a make-and-break mechanism 70440; the slewing mechanism 70410 may be installed on the mobile cart 70320; The output end of the telescopic mechanism 70430 can be installed on the output end of the lifting and fine-tuning mechanism 70420; And the swivel movement to make the make-up and break-out mechanism 70440 work more precisely.
- the swing mechanism 70410 may employ a swing reducer.
- the lifting and fine-tuning mechanism 70420 may include a lifting guide 70421, a lifting pulley 70422, a rack 70423, a gear 70424 and a lifting motor 70425;
- the lifting guide 70421 can be fixedly connected to the output end of the slewing mechanism 70410;
- the lifting pulley 70422 can be slidably connected to Lifting guide rail 70421;
- rack 70423 can be fixedly connected to lifting guide rail 70421 and meshed with gear 70424;
- gear 70424 can be pivotally connected to lifting pulley 70422 and drively connected to lifting motor 70425, and lifting motor 70425 can drive lifting pulley 70422 along lifting guide rail 70421 Movement;
- telescopic mechanism 70430 can be mounted on lift sled 70422.
- the lift motor 70425 can drive the gear 70424 to rotate. Since the gear 70424 meshes with the rack 70423, at this time, the gear 70424 can rotate along the rack 70423, and drives the lift pulley 70422 to lift along the lift rail 70421 during the rotation. sports.
- the lifting device 70200 can drive the make-up and break-out device 70400 to extend out of the avoidance hole 70111.
- the lift motor 70425 drives the telescopic mechanism 70430 and the make-up and break-out mechanism 70440 to fine-tune in the vertical direction through the lift pulley 70422.
- the avoidance hole 70111 can be provided with The first cover plate 70140 and the second cover plate 70150, the first cover plate 70140 can cover part of the avoidance holes 70111 on both sides of the lifting guide rail 70421;
- the aperture area of the 70111 is adapted to match, so that the first cover 70140 and the second cover 70150 can be completely covered with the escape hole 70111; at the same time, in the working state, the first cover 70140 can be covered with the lifting guide rail.
- Parts of the two sides of the 70421 avoid the holes 70111, and the second cover 70150 is in an open state.
- the first cover plate 70140 and the second cover plate 70150 can be hinged to the drill floor panel 70110 to ensure that the make-up and breakout device 70400 can directly lift the first cover plate 70140 and the second cover plate 70150 during the ascending process, so that the A cover 70140 and a second cover 70150 are opened.
- the telescopic mechanism 70430 may include a scissor fork assembly 70431 and a telescopic hydraulic cylinder 70432; the scissor fork assembly 70431 may be hinged between the lifting block 70422 and the make-up and shackle mechanism 70440, and the telescopic hydraulic cylinder 70432 may be connected with the scissors fork assembly
- the 70431 transmission connection is used to drive the scissor fork assembly 70431 to expand and contract.
- the make-up and break-out mechanism 70440 may include a frame 70441, a cantilever 70442, a shifting mechanism 70443 and a hydraulic clamp 70444; the frame 70441 may be connected to one end of the scissor fork assembly 70431 away from the lifting block 70422; the cantilever 70442 may be fixedly connected to The top of the frame 70441; the shifting mechanism 70443 can be mounted on the hydraulic clamp 70444; the hydraulic clamp 70444 can be hinged to the cantilever 70442.
- the frame 70441 can also be provided with a torque detection sensor for detecting the rotation angle of the hydraulic clamp 70444, so as to control the rotation angle of the rotation mechanism 70410.
- the slewing mechanism 70410 is activated to drive the lifting and fine-tuning mechanism 70420, the telescopic mechanism 70430 and the make-up and release mechanism 70440 to rotate 90° to the working angle.
- the first cover plate 70140 can be covered.
- the integrated hydraulic clamp 700 may include: a hydraulic clamp body 700100, a floating deflection device 700200, and a mobile frame 700300;
- the floating deflection device 700200 can be connected with the mobile frame 700300, and the hydraulic clamp body 700100 is mounted on the floating deflection device 700200.
- the moving frame 700300 can drive the position of the floating deflection device 700200 to move, and the floating deflection device 700200 drives the hydraulic clamp body 700100 to move.
- the floating deflection device 700200 has a floating margin, so that the hydraulic tong body 700100 has an up and down floating amount relative to the moving frame 700300, so that the hydraulic tong body 700100 can be stably matched to the pipe string, thereby ensuring smooth well workover operations.
- the floating deflection device 700200 may include: a floating mounting bracket 700210 and a spring sleeve 700220 , one end of the spring sleeve 700220 is connected to the moving frame 700300 , and the spring The other end of the sleeve 700220 is connected with the floating mounting frame 700210, and the hydraulic clamp body 700100 is mounted on the floating mounting frame 700210.
- the spring sleeve 700220 can elastically expand and contract in the longitudinal direction, and the floating mounting frame 700210 can float in the longitudinal direction relative to the moving frame 700300 through the spring sleeve 700220, thereby keeping the hydraulic clamp body 700100 stably matched to the pipe string.
- the floating deflection device 700200 may further include a floating cylinder fixing base 700230, the floating cylinder fixing base 700230 is mounted on the moving frame 700300, and the floating mounting frame 700210 is slidably connected to the floating cylinder fixing base 700230.
- the floating mounting bracket 700210 can be matched with the floating cylinder fixing base 700230, and the floating mounting frame 700210 can slide along the floating cylinder fixing base 700230.
- the spring sleeve 700220 is elastically deformed between the floating mounting bracket 700210 and the moving frame 700300, so that the spring sleeve 700220 has elastic support for the floating mounting bracket 700210 effect.
- a pulley 700211 may be installed on the floating mounting frame 700210 , the pulley 700211 is matched with the floating cylinder fixing base 700230 , and the pulley 700211 rolls along the floating cylinder fixing base 700230 .
- four pulleys 700211 can be installed on the floating mounting frame 700210, two pulleys 700211 are located on one side of the floating cylinder fixing base 700230, and the other two pulleys 700211 are located on the other side of the floating cylinder fixing base 700230.
- the pulley 700211 rolls along the floating cylinder fixing base 700230, thereby reducing the sliding resistance of the floating installation frame 700210 relative to the floating cylinder fixing base 700230.
- the top of the hydraulic tong body 700100 can be hinged with the floating mounting bracket 700210, and a tension spring 700400 can be provided between the hydraulic tong body 700100 and the floating cylinder fixing seat 700230.
- the hydraulic clamp body 700100 can swing relative to the floating mounting frame 700210 around the hinge axis, and the tension spring 700400 has a pulling effect on the hydraulic clamp body 700100.
- the tension spring 700400 In the process of the moving frame 700300 driving the hydraulic clamp body 700100 to move, the tension spring 700400 The shaking of the hydraulic clamp body 700100 relative to the moving frame 700300 can be slowed down.
- the spring sleeve 700220 can be connected with the floating mounting frame 700210 through the pin shaft 700240 , and the pin shaft 700240 can be slidably connected on the floating cylinder fixing seat 700230 .
- the floating cylinder fixing seat 700230 may be provided with a chute, and the pin shaft 700240 passes through the end of the spring sleeve 700220 and the floating mounting bracket 700210, so that the spring sleeve 700220 is connected with the floating mounting bracket 700210.
- the floating cylinder holder 700230 may include: a carriage 700231 and a column 700232, the carriage 700231 is mounted on the top of the column 700232, the floating mounting frame 700210 is slidably connected to the carriage 700231, and the column 700232 There is a cavity for accommodating the spring sleeve 700220.
- the chute can be arranged on the carriage 700231, and the floating mounting frame 700210 can slide along the carriage 700231.
- the spring sleeve 700220 can be installed in the cavity of the upright post 700232, and the spring sleeve 700220 and the upright post 700232 are connected to the mobile frame 700300.
- the mobile frame 700300 may include a telescopic boom 700310 to which the floating deflection device 700200 is connected.
- the telescopic boom 700310 can be a parallelogram boom, and the parallelogram boom is driven by a hydraulic cylinder to telescopically deform, so as to adjust the floating deflection device 700200 to move in the horizontal direction.
- the mobile rack 700300 may further include a lifting trolley 700320, and the telescopic boom 700310 is installed on the movable end of the lifting trolley 700320.
- the lift trolley 700320 may include a vertical column and a lift driving member, the lifting driving member slides along the vertical column, and the lifting driving member can drive the telescopic boom 700310 to rise and fall.
- the mobile rack 700300 may further include a transport base 700330 on which the lifting trolley 700320 is mounted.
- the upright column of the lifting block 700320 can be rotatably connected to the transport base 700330, and the lifting block 700320 can rotate around the longitudinal axis to adjust the position of the floating deflection device 700200, thereby making the hydraulic clamp body 700100 move above the pipe string.
- the telescopic boom 700310 is driven to descend by the lifting pulley 700320, so that the hydraulic clamp body 700100 can be matched with the pipe string.
- buckle device 80 provided by the embodiment of the present application will be described in detail with reference to FIG. 34 to FIG. 37 .
- the buckle device 80 provided in this embodiment may include a slip assembly 80100, a driving member 80200, and a support tube assembly 80300.
- the support tube assembly 80300 can be movably connected to the slip assembly 80100, and the drive member 80200 can be connected to the slip assembly 80100, and In driving connection with the buttress assembly 80300 , the driving member 80200 can be used to drive the buttress assembly 80300 , so that the axis of the pipe string in the buttress assembly 80300 coincides with the axis of the pipe string fixed in the slip assembly 80100 .
- the driving member 80200 can be fixedly connected to the slip assembly 80100, and the pipe support assembly 80300 can be movably connected to the slip assembly 80100, and the three are integrated into one.
- the slip assembly 80100 is displaced with the derrick
- the driving member 80200 and the supporting tube assembly 80300 connected therewith move synchronously.
- the driving member 80200 is activated, and the driving member 80200 drives the supporting tube assembly 80300 to move. After the driving member 80200 is driven for a certain period of time, referring to FIG.
- the axis of the pipe string is coincident, at this time, the multi-functional manipulator on the drill floor grabs the pipe string and puts the pipe string into the free end of the pipe support assembly, so that the axis of the pipe string in the pipe support assembly and the pipe in the slip assembly are
- the axes of the columns are coincident, that is, the precise butt-locking of the two pipe columns is realized. It can be seen from this that the relative position of the pipe support assembly 80300 and the slip assembly 80100 remains unchanged during the operation of the buckling device, thereby eliminating the problem of inaccurate buckling of the pipe string caused by the displacement change of the slip assembly 80100.
- the slip assembly 80100, the driving member 80200 and the supporting tube assembly 80300 cooperate with each other to realize the buckling of the pipe string, which simplifies the structure of the buckling device, thereby reducing the space occupied by the buckling device.
- the buckle device is easy to maintain and repair.
- the driving member 80200 of the present application may adopt a hydraulic cylinder, an air cylinder, an electric cylinder or a linear motor.
- the tube support assembly 80300 may include a tube support arm 80310 and a tube support hand 80320, and the tube support arm 80310 can be movably connected with the slip assembly 80100, and connected with the driving member 80200 in a driving manner.
- the 80320 can be connected to the end of the support arm 80310 away from the driver 80200 for guiding the pipe string to buckle.
- the support arm 80310 can be drive-connected with the drive member 80200.
- the drive member 80200 drives the support arm 80310 to move on the slip assembly 80100
- the support hand 80320 can move synchronously with the support arm 80310.
- the axis of the pipe supporter 80320 coincides with the axis of the pipe string fixed in the slip assembly 80100.
- the pipe string is grasped by the multi-functional manipulator on the drill floor and placed in the pipe string.
- the pipe holder is 80320, so that the two pipe strings are aligned, thereby ensuring the accuracy of the buckle.
- the application of the buckle device of the present application does not require manual support of the pipe, which prevents workers from working at the wellhead with poor working environment, and reduces the occurrence of safety accidents to a certain extent.
- the pipe support arm 80310 can be rotatably connected with the slip assembly 80100 .
- the slip assembly 80100 may include a fixing seat 80110, a slip 60 and a positioning plate 80130, the fixing seat 80110, the slip 60 and the driving member 80200 can all be connected to the positioning plate 80130, and the support arm 80310 can be fixed to the positioning plate 80130 through a rotating shaft
- the seat 80110 is rotatably connected, and the driving member 80200 can drive the support arm 80310 to rotate around the axis of the rotating shaft.
- the fixed seat 80110 can be used to support the support arm 80310.
- the lower end of the support arm 80310 can be hinged with the driving member 80200, and the top of the support arm 80310 can be connected to the support handle 80320.
- the position of the arm 80310 near its lower end is hinged with the fixing seat 80110, thereby shortening the distance between the fixing seat 80110 and the slip 60, that is, shortening the length of the positioning plate 80130, thereby reducing the occupied space of the buckle device.
- the following is an example of using a hydraulic cylinder for the driving member 80200, the pipe string fixed in the slip 60 as the first pipe string, and the pipe string to be straightened by the pipe supporter 80320 as the second pipe string as an example. :
- the hydraulic cylinder When the hydraulic cylinder is activated, its driving end extends to the right, and drives the pipe support arm 80310 to rotate counterclockwise, and the pipe support hand 80320 also rotates counterclockwise.
- the axis of the pipe holder 80320 can be perpendicular to the positioning plate 80130.
- the second pipe string is grabbed by the multi-functional manipulator on the drill floor and placed into the pipe holder 80320, so that the axis of the second pipe string is aligned with the first pipe string.
- the axes of the pipe strings are coincident, and the pipe supporter 80320 realizes the righting of the second pipe string.
- the driving end returns, it drives the pipe support arm 80310 to rotate in a clockwise direction, and the pipe support hand 80320 avoids the direction away from the slip 60 .
- the support arm 80310 may include a transmission arm 80311 and a support arm 80312 connected at an angle, the transmission arm 80311 may be rotatably connected to the fixed seat 80110 through a rotating shaft, and the driving member 80200 may be transmitted with the transmission arm 80311
- one end of the transmission arm 80311 away from the driving member 80200 can be connected with one end of the support arm 80312
- the other end of the support arm 80312 can be connected with the support arm 80320 .
- the lower end of the transmission arm 80311 can be hinged with the driving member 80200
- the upper part of the transmission arm 80311 can be hinged with the fixing seat 80110
- the top of the transmission arm 80311 can be fixedly connected with the lower end of the support arm 80312, and the transmission arm 80311
- the included angle with the support arm 80312 is an obtuse angle
- the upper end of the support arm 80312 can be connected with the pipe support hand 80320 .
- the axis of the transmission arm 80311 coincides with the axis of the fixed seat 80110, and the position of the transmission arm 80311 after the pipe column is straightened is the boundary of the buckle device where the fixed seat 80110 is located, and the transmission arm 80311
- the following parts hinged with the fixing base 80110 never exceed the boundary of the buckle device, thereby reducing the occupied space of the buckle device, and avoiding the collision between the transmission arm 80311 and the person or object on the right side of the positioning plate 80130 when rotating.
- the tube support arm 80310 can be designed as an integral structure, that is, the transmission arm 80311 and the support arm 80312 are integrally formed, or it can be designed as a conjoined structure, that is, the transmission arm 80311 and the support arm 80312 are formed separately, and the two are connected to form the tube support arm 80310.
- the support arm 80320 can be detachably connected to the support arm 80312.
- the pipe support handle 80320 is a semi-cylindrical, and the inner wall of the pipe support handle 80320 is provided with a clamping table 80321, and the clamping table 80321 is used to block the pipe string fixed in the slip assembly 80100.
- the right side of the pipe support hand 80320 can be connected to the support arm 80312 through bolts.
- the inner diameter of the pipe support hand 80320 is adapted to the outer wall diameter of the pipe joint.
- the pipe supporter 80320 can be disassembled and replaced, so that the pipe supporter 80320 can be adapted to the pipe string.
- the detachable connection between the pipe support handle 80320 and the support arm 80312 ensures the practicability of the pipe support handle 80320, and at the same time enables the buckle device to buckle pipe strings of different specifications.
- the clamping table 80321 can be arranged along the semi-circumferential direction of the inner wall of the pipe support hand 80320, and the inner diameter of the clamping table 80321 can be larger than the outer diameter of the second pipe string, so that the second pipe string can pass through the clamping table 80321, the first pipe
- the outer diameter of the column joint may be larger than the inner diameter of the chuck 80321, so that part of the end face of the first tubular string joint is always blocked by the lower end face of the chuck 80321. It should be pointed out that different sizes of chucks are designed on the inner walls of a plurality of pipe supporters 80320 with different inner diameters, which can meet the butt-locking of pipe strings of different specifications.
- the pipe support handle 80320 may include a semi-cylindrical cylinder 80322 and a semi-horn 80323, the diameter of the first end of the semi-horn 80323 may be smaller than the diameter of the second end of the semi-horn 80323, and the diameter of the half-horn 80323
- the first end of the cylinder 80323 can be connected with the semi-cylindrical cylinder 80322, and the clamping table 80321 can be located at the connection between the semi-cylindrical cylinder 80322 and the semi-horn 80323.
- the first end may be the lower end of the half horn 80323, and the second end may be the upper end of the half horn 80323. From bottom to top, the diameter of the half horn 80323 gradually increases, and the first end is the same as the The upper end of the semi-cylindrical cylinder 80322 is connected, and the clamping table 80321 can be located at the connection between the semi-cylindrical cylinder 80322 and the semi-horn cylinder 80323.
- the existence of the half horn 80323 increases the righting range of the pipe holder 80320, so that the pipe string deviating from the rotation path of the pipe holder 80320 can be accommodated by the half horn 80323, Then move into the semi-cylindrical cylinder 80322 to match with the semi-cylindrical cylinder 80322.
- the driving member 80200 is drive-connected to the tube support arm 80310 through the connecting rod 80400, and the connecting rod 80400 is vertically connected to the driving member 80200 and the tube support arm 80310 respectively.
- the driving member 80200 can be a hydraulic cylinder
- the hydraulic cylinder can be hinged with the positioning plate 80130 and located on the left side of the slip 60
- the driving end of the hydraulic cylinder can be hinged with the left end of the connecting rod 80400
- the right end of the connecting rod 80400 It can be hinged with the transmission arm 80311, and the connecting rod 80400 is perpendicular to the hydraulic cylinder and the transmission arm 80311, wherein the transmission arm 80311 is located on the upper side of the slip 60.
- An automatic operation device for a pipe string provided in this embodiment may include a buckle device. Therefore, the technical advantages achieved by the automatic operation device for a pipe string include the technical advantages and effects achieved by the above-mentioned buckle device, which is not repeated here. Repeat.
- the drill floor pipe arrangement manipulator 90 may include a trolley feeding mechanism 90100 , a base 90200 , a slewing mechanism 90300 , a boom mechanism 90400 , a gripper mechanism 90500 and a first driving member 90600 , wherein the trolley feeding mechanism 90100 can be slidably connected with the base 90200, the base 90200 can include a first base 90210 and a second base 90220, the first base 90210 and the second base 90220 can be detachably connected, and the first drive member 90600 can be connected It is connected to the first base 90210 and connected to the trolley feeding mechanism 90100.
- the bottom end of the slewing mechanism 90300 can be connected to the trolley feeding mechanism 90100.
- the top end of the slewing mechanism 90300 can be connected to the boom mechanism 90400.
- a jaw mechanism 90500 can be attached to the free end.
- the first driving member 90600 can be used to drive the trolley feeding mechanism 90100 to slide from the first base 90210 to the second base 90220 or from the second base 90220 to the first base 90210.
- the rotating mechanism The 90300 can be used to drive the boom mechanism 90400 to rotate around a vertical line, and the jaw mechanism 90500 can be used to grip or release the string.
- the first driving member 90600 can start and drive the trolley feeding mechanism 90100 to slide on the first base 90210 and the second base 90220, and the trolley feeding mechanism 90100 can drive the slewing mechanism synchronously 90300, the boom mechanism 90400 and the gripper mechanism 90500 move, and the slewing mechanism 90300 can drive the gripper mechanism 90500 to rotate through the boom mechanism 90400, so that the gripper mechanism 90500 can move under the cooperation of the first drive member 90600 and the rotation mechanism 90300 to the position of the pipe string, the pipe string can then be grasped or released by the gripper mechanism 90500.
- the trolley feeding mechanism 90100 can be driven by the first driving member 90600 to slide to the first base 90210, and then the second base 90220 can be removed from the first base 90210, thereby reducing drilling
- the space occupied by the rig arranging manipulator 90 in the work area provides a path for manual pipe arranging, and at the same time, it also eliminates the potential safety hazards under the feet during manual pipe arranging, so that in the case of failure of the rig rig arranging manipulator 90, manual operations can still be performed.
- the pipes are arranged to ensure the normal progress of workover operations.
- the first base 90210 may be provided with a first clamping member 90211
- the second base 90220 may be provided with a second clamping member 90221 adapted to the first clamping member 90211
- the first base 90210 and the second base 90220 can be connected by bolts.
- the base 90200 may be provided with a rail 90230, and both ends of the rail 90230 may be provided with limiters, which may be used to limit the sliding range of the trolley feeding mechanism 90100.
- the first base 90210 and the second base 90220 can both include feet and a frame, the feet can be welded to the four corners of the frame, and the rails 90230 can be welded to the upper part of the frame.
- the first clip 90211 can be arranged on the left end of the first base 90210 in the form of an L-shaped limit plate.
- the clip 90211 and the rail 90230 form a slot
- the second clip 90221 can be set on the right end of the second base 90220, and is an L-shaped plug-in board
- the side of the second clip 90221 can be welded to the rail 90230 on the second base 90220
- the inner wall of the second clip 90221 can be clipped in the slot, and the first side wall of the second clip 90221 can be located on the side of the first clip 90211 away from the second base 90220, so that the first base 90210 and the second The base 90220 is snapped.
- first clamping member 90211 can also be designed as an L-shaped limiting plate, and the second clamping member 90221 is an L-shaped insertion plate.
- the right foot of the second base 90220 can overlap with the left foot of the first base 90210 up and down, and be fixed together by bolts, so that the first base 90210 and the second base 90220 are connected by bolts.
- both ends of the rail 90230 may be provided with pin-through holes
- the stopper may be a stopper pin
- the stopper pin may be arranged in the pin-through hole.
- the limiter can use baffles, and the baffles can be provided at both ends of the base 90200 to limit the sliding range of the trolley feeding mechanism 90100 .
- the first driving member 90600 can be a hydraulic cylinder
- the cylinder body of the hydraulic cylinder can be hinged with the first base 90210
- the driving end of the hydraulic cylinder can be hinged with the trolley feeding mechanism 90100.
- the cylinder body of the hydraulic cylinder can be hinged with the first base 90210, the driving end of the hydraulic cylinder can be hinged with the bottom of the trolley feeding mechanism 90100, and the driving end of the hydraulic cylinder can push the trolley when it works
- the feeding mechanism 90100 moves linearly on the track 90230, and then drives the slewing mechanism 90300, the boom mechanism 90400 and the gripper mechanism 90500 to move along the length of the track 90230.
- the driving end of the hydraulic cylinder returns and drives the trolley feeding mechanism 90100 back to the first base 90210; when the drill floor pipe arranging manipulator 90 fails or the work needs to be done manually
- the hydraulic cylinder can drive the trolley feeding mechanism 90100 back to the first base 90210, and then remove the second base 90220 to manually arrange the pipes.
- the hydraulic cylinder is used as the driving part of the trolley feeding mechanism 90100, the transmission mode is simple, and the maintenance is easy in case of failure.
- the gripper mechanism 90500 may include a second driving member 90510, a first connecting rod 90520, a second connecting rod 90530, two third connecting rods 90540, and two crank rods 90550.
- the crank rods The 90550 can be bent, and the openings of the two curved rods 90550 are arranged opposite to each other;
- the second drive member 90510 can be installed on the boom mechanism 90400 and connected to the first link 90520 in a transmission, and the two ends of the first link 90520 can be respectively It is hinged with one end of the two third links 90540, the other ends of the two third links 90540 can be respectively hinged to the bends of the two bending rods 90550, and the second link 90530 can be connected with the boom mechanism 90400 , the two ends of the second connecting rod 90530 can be respectively hinged with one end of the two curved rods 90550 close to the first connecting rod 90520, and the other ends of the two curved rods 90550 can be driven by the third connecting rod 90540 to approach each other or
- the second driving member 90510 can be a hydraulic cylinder
- the cylinder body of the hydraulic cylinder can be installed on the boom mechanism 90400
- the driving end of the hydraulic cylinder can be hinged to the first connecting rod 90520.
- the stroke of the driving end of the hydraulic cylinder can control the opening and closing state of the crank rod 90550.
- the following takes the driving end of the hydraulic cylinder extending as an example. Referring to FIG.
- the second connecting rod 90530 can be fixed to the boom mechanism 90400, and the first connecting rod 90520 can move upward under the driving of the driving end of the hydraulic cylinder, and Synchronously drives the two third connecting rods 90540 to rotate in the direction of approaching each other around the hinge axis of their lower ends, so that the two curved rods 90550 rotate in the direction of approaching each other around their hinge axes, that is, the upper ends of the two curved rods 90550 are realized. close to each other.
- the composition state of the two crank rods 90550 gradually changes from fully open to half-open and fully closed.
- the clamping jaw mechanism 90500 when the clamping jaw mechanism 90500 is ready to grab the pipe string, the two curved rods 90550 are in a fully open state; when clamping the pipe string or driving the pipe string to rotate, the two curved rods 90550 are in a semi-opened and closed state; When the column is buckled, the two curved rods 90550 are in a completely closed state, so that the pipe column is clamped, not easy to vibrate, and easy to buckle.
- a plurality of rollers 90560 may be provided on the curved rod 90550, and when the curved rod 90550 is clamped with the pipe string, the plurality of rollers 90560 may be in rolling fit with the pipe string.
- the upper part of the bending position of the bending rod 90550 may be provided with a first support
- the lower part of the bending position of the bending rod 90550 may be provided with a second support
- the plurality of rollers 90560 can be rotatably connected to the first support and Second support.
- the rollers 90560 move synchronously; if the two curved rods 90550 are in a fully closed state and the pipe string is clamped, the circumferential surface of the pipe string and the circumferential surface of the roller 90560 Abutting; when the pipe string moves up and down, the roller 90560 can slide relative to the pipe string, which effectively avoids scratches on the surface of the pipe string by the curved rod 90550.
- the trolley feeding mechanism 90100 can include a feeding trolley 90110, a first supporting plate 90120 and a supporting frame 90130.
- the feeding trolley 90110 can be slidably connected with the base 90200 and drively connected with the first driving member 90600.
- the bottom surface of the first supporting plate 90120 It can be connected with the feeding trolley 90110, the upper surface of the first pallet 90120 can be connected with the support frame 90130, and the slewing mechanism 90300 can be installed on the support frame 90130.
- the feeding trolley 90110 can be slidably connected to the track 90230, the first driving member 90600 can be drivingly connected with the bottom end of the feeding trolley 90110, and the slewing mechanism 90300 can be connected to the feeding trolley through the first pallet 90120 and the supporting frame 90130 90110 to connect.
- the first driving member 90600 When the first driving member 90600 is activated, the feeding cart 90110 can slide on the track 90230 and drive the slewing mechanism 90300 to move in the horizontal direction.
- the slewing mechanism 90300 may include a slewing base 90310, a slewing assembly 90320, a reducer 90330 and a fourth driving member 90340, and the slewing base 90310 may be installed on the trolley feeding mechanism 90100 and connected with the slewing assembly 90320.
- the slewing assembly 90320 can be connected with the boom mechanism 90400 and drively connected with the reducer 90330, which can be connected with the swivel base 90310 and drively connected with the fourth driving member 90340.
- the slewing mechanism 90300 may further include a hydraulic converter 90350 , the hydraulic converter 90350 may include a fixed flange and a rotating drum that are rotatably connected to each other, and the slewing assembly 90320 may include a mutual The support frame 90321 and the second support plate 90322 are fixedly connected, wherein the fixed flange and the rotating drum can be arranged in the support frame 90321, and the fixed flange is fixedly connected with the swivel base 90310, the rotating drum is connected with the support frame 90321, and the support frame
- the 90321 and the swivel base 90310 can be rotatably connected and drively connected with the reducer 90330, the boom mechanism 90400 can be connected to the second supporting plate 90322, and the fourth driving member 90340 can be a hydraulic motor.
- the hydraulic motor can drive the reducer 90330 to move, the reducer 90330 can drive the support frame 90321 to rotate, and then drive the rotating drum and the second support plate 90322 to rotate, and the boom mechanism 90400 can follow the second support plate. 90322 rotates synchronously.
- the boom mechanism 90400 may include a support boom 90410, a telescopic boom 90420 and a third driving member 90430.
- One end of the support boom 90410 may be connected to the slewing mechanism 90300, and the other end may be connected to the telescopic boom 90430.
- the first end of the boom 90420 is hinged, the second end of the telescopic boom 90420 can be connected with the jaw mechanism 90500 , and the third driving member 90430 can be hinged with the support boom 90410 and connected with the telescopic boom 90420 in a driving manner.
- the support arm frame 90410 can be installed on the second support plate 90322
- the third drive member 90430 can be a hydraulic cylinder
- the cylinder of the hydraulic cylinder can be hinged with the support arm frame 90410
- the hydraulic pressure The driving end of the cylinder can be hinged with the telescopic boom 90420.
- the hydraulic cylinder When the hydraulic cylinder is activated, its driving end can drive the telescopic boom 90420 to rotate around the hinge axis of the telescopic boom 90420, so as to mainly realize the vertical rotation of the telescopic boom 90420. Altitude changes.
- the gripper mechanism 90500 can respectively realize the movement in the horizontal direction, the rotation around the vertical axis and the movement in the vertical direction.
- the movement ensures that the jaw mechanism 90500 can adapt to different positions of the pipe string.
- the second end of the telescopic boom 90420 may be provided with a buffer mechanism 90700, the buffer mechanism 90700 may be located at the upper end of the jaw mechanism 90500, and the buffer mechanism 90700 may include a buffer rod 90710, Support rod 90720, support base 90730 and buffer spring 90740; the buffer rod 90710 can be connected to one end of the support rod 90720, the support rod 90720 can be slidably connected with the support base 90730, the support base 90730 can be connected to the telescopic boom 90420, and the buffer spring 90740 can be It is sleeved on the support rod 90720, and the two ends of the buffer spring 90740 are respectively in contact with the buffer rod 90710 and the support seat 90730.
- the clamp mechanism 90500 clamps the pipe string
- the buffer rod 90710 is hit by the pipe string
- the buffer spring 90740 There is a tendency to move the pipe string away from the telescopic boom 90
- the support base 90730 may include a first support base 90731 and a second support base 90732, and the lock nut 90770 may be screwed with the support rod 90720 and located between the first support base 90731 and the second support base 90732 , or located on the right side of the second support base 90732, the first support base 90731 can be bolted to the telescopic boom 90420, and the second support base 90732 can be welded to the telescopic boom 90420.
- the pipe string hits the buffer rod 90710, so that the buffer rod 90710 moves to the right, and drives the support rod 90720 to move to the right, and the buffer rod 90710 compresses the buffer spring 90740, which makes the impact force of the pipe string. It is borne by the compression spring, thereby relieving the impact force of the pipe string on the boom mechanism 90400 to a certain extent. It should be noted that when the support rod 90720 slides, the lock nut 90770 can move synchronously to prevent the support rod 90720 from being separated from the support seat 90730.
- the threaded position of the lock nut 90770 and the support rod 90720 determines the The compression degree of the buffer spring 90740 affects the movement distance of the buffer rod 90710 when it is hit by the pipe string. Therefore, by changing the position of the locking nut 90770, the buffer mechanism 90700 can be adapted to pipe strings of different specifications, so as to relieve the impact force on the boom mechanism 90400.
- a sensing rod 90750 can be connected to the support rod 90720, and a proximity switch 90760 can be provided on the telescopic boom 90420.
- the proximity switch 90760 can be triggered by contact with the sensing rod 90750.
- each support rod 90720 may be provided with two locking nuts 90770 , and the two locking nuts 90770 may be arranged at intervals for clamping the sensing rod 90750 .
- the clamp mechanism 90500 holds the pipe string
- the pipe string pushes the buffer rod 90710 to move to the right, and drives the support rod 90720 to move to the right
- the sensing rod 90750 moves synchronously, and contacts the proximity switch 90760, thereby triggering the proximity switch 90760.
- Switch 90760 the triggering of proximity switch 90760 also proves that the pipe string is gripped within the jaw mechanism 90500.
- the driller's centralized control and operation device 100 can integrate the automation operating system, the workover rig operating system, and the monitoring system into the operation panel, and the internal layout can be divided into: workover rig operation according to functions Area, automation equipment operation area, video surveillance and automation equipment parameter setting area.
- the driller's centralized control and operation device 100 can be highly integrated, remotely controlled, and operated by one button, so as to realize the operation process management of each unit.
- the driller's centralized control and operation device 100 may have a multi-level safety emergency stop and pause mechanism for the emergency stop of the unit body and the total emergency stop of the equipment.
- the driller centrally controls the operation The device 100 detects the position information of the equipment in real time, and realizes the anti-collision interlock protection of the equipment movement.
- the driller's centralized control and operation device 100 may have the functions of equipment status and parameter collection, storage, and fault alarm diagnosis.
- the driller's centralized control and operation device 100 can be flexibly switched between remote/local and manual/automatic functions.
- the driller's centralized control and operation device 100 is highly integrated, and one driller can complete the tripping operation.
- the hydraulic station 110 may include a skid seat, a hydraulic oil tank, a pump group, connecting pipelines, various valve groups, a control system, and other auxiliary supporting measures.
- the hydraulic station 110 can be used to provide power for the drill floor pipe arranging manipulator 90, the buckling device 80, the integrated hydraulic tongs 700, the power catwalk 30, the elevator 40, and the like.
- Hydraulic station 110 can be composed of two identical "motor + oil pump", one for use and one for standby; the two pumps work independently, the electrical control is interlocked, and the independent cooling system and heating system are matched with temperature sensing and PLC automatic control.
- the automation equipment 1 for oilfield drilling and workover operations includes a workover rig 10, a drill floor 20, an elevator 40, a second-floor pipe string automatic placement device 50, slips 60, and oilfield workovers.
- the well operation equipment 70 , the buckling device 80 , and the drilling floor pipe-arranging manipulator 90 cooperate with each other to complete the pipe-running operation and the pipe-taking operation of the pipe string 1000 at the wellhead.
- FIG. 48 is a flowchart of the control process of the pipe pulling process of the integrated hydraulic tong 700 provided by the embodiment of the application.
- the elevator 40 drops to a proper position at the wellhead to clamp the pipe string 1000 to be pulled up.
- the slips 60 are opened, and the elevator 40 lifts the pipe string 1000 to a certain height, so that the pipe string 1000 is lifted up so that the collar is exposed to a certain height of the drill floor 20 .
- the slips 60 can be closed.
- the telescopic arm of the hydraulic tong 700 extends to the center of the wellhead, and the hydraulic tong 700 adjusts the height to a height suitable for the shackle.
- the hydraulic tongs 700 then shackle the pipe string 1000.
- the slips 60 are interlocked with the hydraulic tongs 700 so that the slips 60 cannot be opened for a period of time.
- the telescopic arm of the hydraulic clamp 700 is retracted to the waiting position.
- FIG. 49 is a flow chart of the control process of the pipe pulling process of the pipe-arranging manipulator 90 on the drill floor according to the embodiment of the application.
- the drilling floor pipe-arranging manipulator 90 can travel to the wellhead position, that is, the second position close to the slip 60, and then the drilling floor The pipe racking manipulator 90 can be rotated to the tripping waiting position, that is, the facing position facing the slips 60 . Then, the drilling floor manipulator 90 extends to the wellhead position to detect whether there is a pipe string 1000 and grab the pipe string 1000 . When the pipe sensor senses the pipe string 1000, the telescopic arm of the drill floor pipe manipulator 90 stops.
- the gripper of the drill floor pipe manipulator 90 closes and continues to specify time.
- the pipe presence sensor does not sense the pipe string 1000
- a fault alarm is issued, and the drilling floor pipe arrangement manipulator 90 stops.
- the elevator 40 lifts up the pipe string 1000 so that the pipe string 1000 is disengaged from the coupling.
- the telescopic arm of the drill floor manipulator 90 is retracted, and the drill floor manipulator 90 is rotated to the target position, that is, the position facing away from the slips 60 , so as to transport the detached pipe string 1000 to the pipe string storage part 20130 above.
- the elevator 60 can lower the pipe string 1000 until the first end of the pipe string 1000 is placed in the pipe string storage part 20130 .
- the gripper jaws of the drill floor piping manipulator 90 are opened, and when the gripping jaws are opened in place, the telescopic arms of the drill floor piping manipulator 90 are retracted, and the drill floor piping manipulator 90 rotates to the waiting position for tripping.
- FIG. 50 is a flow chart of the control process of the pipe pulling process of the second-floor manipulator 50140 of the second-floor pipe string automatic arrangement device 50 provided in the embodiment of the present application.
- the telescopic arm of the second-floor robot 50140 is extended (at the same time).
- the slewing arm enters the working area of the traveling block, the traveling block braking system works, the traveling block position is locked), and the traveling device moves a certain distance in the direction close to the wellhead.
- the sensors in the gripper jaws of the second-floor robot 50140 detect whether there is a pipe string 1000. When there is a pipe string 1000, the gripper jaws are closed. When there is no pipe string 1000, the telescopic arm of the second floor manipulator 50140 continues to extend.
- the sensor in the gripper continues to detect whether there is a pipe string 1000. If not, it continues to perform the action.
- the telescopic arm of the second-floor platform manipulator 50140 is extended, it is determined whether the telescopic cylinder is overloaded and whether the telescopic arm is extended to the limit position. If it is determined to be yes, a fault alarm indication will be issued.
- the gripper is closed, it is detected whether the gripper is closed in place. If the gripper is not closed in place, the gripper is opened to a set smaller angle, and the telescopic arm is retracted to a set distance. If it is detected that the gripper is closed in place, the elevator 40 is opened. Detect whether the elevator 40 is opened in place.
- the next automation process cannot be entered. If the signal is received, the telescopic arm of the second floor robot 50140 is retracted, and then the telescopic arm is retracted. Rotate 90° (at the same time, after the robot on the second floor enters the safe area, the cylinder in the braking device starts to work, and the traveling hook returns to a free state). After that, the walking mechanism moves to walk to the preset finger beam position. After reaching the preset finger beam position, the finger beam baffle is opened. At this time, it is detected whether the baffle is opened in place.
- a fault alarm will be issued after a preset N seconds, and if the signal is received, the telescopic arm of the second-floor platform manipulator 50140 will be extended to the preset swing pipe position.
- the telescopic arm reaches the preset swing pipe position, the jaws are opened to the half-open position to release the pipe string 1000. After that, the telescopic arm retracts to the 0 position, and the robot walks to the initial waiting position.
- FIG. 51 is a flow chart of implementing the running operation of the pipe string 1000 through the automation equipment for oilfield drilling and workover operations provided by the embodiments of the present application.
- the running operation of the pipe string 1000 may include the following steps:
- Preparation work Prepare for drilling down (operate through the control panel, select the switch "Panel”, select "Drill down” for the process switch, and select "Corresponding Specification Selection” for the specification switch) to initialize the automation equipment 1 to be in the state shown in Figure 3B
- the ready state shown so that: the second floor manipulator 50140 is initialized, in which the telescopic arm is retracted to the 0 position, the telescopic arm is rotated to the 0 position, the gripper is closed and half-opened, and the robot moves to the initial waiting position; the drill floor row The gripper of the pipe manipulator 90 is opened in place, the manipulator of the drill floor pipe manipulator 90 is retracted to the position, the drill floor pipe manipulator 90 is rotated back to zero and the travel axis travels to the working position; and the integrated hydraulic clamp 700 is reset in place, the integrated type The telescopic arm of the hydraulic clamp 700 retracts to its original position, and the automatic make-up and break-out device 70400 rotates to the
- the elevator 40 is opened and lifted up to a suitable height from the second floor platform (the elevator open position indicator light is on), the telescopic arm rotates 90° toward the target finger beam library, and the manipulator walks the axis
- the servo motor drives the trolley to walk to the set target finger beam position
- the telescopic shaft electric servo cylinder drives the telescopic arm to extend to the set target position in the finger beam
- the sensor in the gripper detects whether there is a pipe string.
- the description in 50 is similar and will not be repeated here.
- the finger beam baffle is opened, and it is detected whether the finger beam baffle is kept open for a preset time.
- the telescopic arm retracts to the position of the finger beam mouth, the trolley travels to the waiting position, and then the slewing arm returns to the 0 position and enters the traveling car working area, the telescopic arm extends, the elevator 40 is closed, and the pipe string is closed. 1000 clamping, then the jaws are fully opened, the telescopic arm returns to the 0 position and the walking structure moves to the initial waiting position, the jaws are closed and then half-open;
- the drill floor pipe arranging manipulator 90 rotates to the target angle to reach the back position facing away from the slips 60, and the drill floor pipe arranging manipulator 90 extends to the target position. At this time, it is detected whether there is a pipe string. This detection process Similar to what was described above with reference to FIG.
- the jaws are closed for a specified time, during which the elevator 40 lifts the pipe string 1000 to a certain height to make the first position of the pipe string 1000
- One end moves away from the string storage 20130, after which the robotic arm of the drill floor pipe manipulator 90 retracts back into position and rotates to the wellhead position, ie, the facing position facing the slips 60, and the robotic arm extends to transport the pipe string 1000 to the Butt joint device 80, after which the jaws are opened to release the pipe string 1000, the manipulator is retracted back into position and rotated to the drill-in waiting position, after the joint joint of the pipe string 1000 is carried out by the anti-clutch device 80, the elevator 40 pulls the pipe string 1000 is lowered so that the pipe string 1000 is in contact with the coupling at the slip 60;
- Pipe string make-up After the pipe string 1000 is located at the slip 60, the integrated hydraulic tong 700 is activated, the telescopic arm of the integrated hydraulic tong 700 is extended to the center of the wellhead, and the height of the integrated hydraulic tong 700 is adjusted to be suitable for make-up height, and then the integrated hydraulic clamp 700 makes up the pipe string 1000 to the set torque, and after the make-up is completed, the integrated hydraulic clamp 700 resets;
- Running down the pipe string After the pipe string 1000 is made up, the slips 60 are opened, and the elevator 40 lowers the pipe string 1000 into the well to complete the pipe running operation of the pipe string 1000 .
- the present application discloses automation equipment for oilfield drilling and workover operations, and oilfield workover operation equipment used in the automation equipment, an integrated hydraulic tong, a buckling device, a pipe string automatic operation device, and a drill floor pipe arrangement mechanical hand.
- Automation equipment includes workover rigs, drilling floors, elevators, automatic string placement devices on the second floor, slips, oilfield workover equipment, power tongs, and drilling floor piping manipulators, workover rigs, drilling floors, and elevators ,
- the two-story bench string automatic placement device, slips, oil field workover equipment, power tongs and drilling floor pipe-arranging manipulators cooperate with each other to realize the pipe-up operation and pipe-down operation of the pipe string at the wellhead.
- the workover rig has a derrick which is arranged in the front-rear direction of the automation equipment, the derrick is provided at the rear end of the workover rig and is arranged to be aligned with the wellhead.
- a drill floor is positioned on the surface and positioned at the wellhead, the drill floor being positioned adjacent to the derrick.
- the oilfield workover operation equipment is positioned on one side of the wellhead in the left and right direction of the automation equipment, and the oilfield workover operation equipment is set on the drill floor so that it can be in a raised position protruding above the drill floor and retracted below the drill floor. Move between retract positions.
- the automation equipment of the present application significantly improves the operation efficiency of drilling and workover operations, greatly reduces the intensity of manual operation, and improves the safety factor.
- the automation equipment for oilfield drilling and workover operations and the oilfield workover operation equipment, integrated hydraulic tongs, butt-locking devices and pipe string automatic operation devices used in the automation equipment of the present application , and the drill floor pipe manipulator is reproducible and can be used in a variety of industrial applications.
- the pipe manipulator can be used in the technical field of oilfield drilling and workover operations.
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Abstract
Description
Claims (51)
- 一种用于油田钻修井作业的自动化装备,所述自动化装备包括修井机、钻台、吊卡、二层台管柱自动摆放装置、卡瓦、油田修井作业设备、动力钳以及钻台排管机械手,所述修井机、所述钻台、所述吊卡、所述二层台管柱自动摆放装置、所述卡瓦、所述油田修井作业设备、所述动力钳和所述钻台排管机械手相互协作以实现管柱在井口处的起管作业和下管作业,其特征在于,所述修井机具有井架,所述修井机沿所述自动化装备的前后方向布置,所述井架设置在所述修井机的后端部处并且设置成与所述井口对准;所述钻台安置在地面上并且设置在所述井口处,所述钻台设置成与所述井架邻接;以及所述油田修井作业设备在所述自动化装备的左右方向上定位在所述井口的一侧,并且所述油田修井作业设备在所述钻台上设置成能够在伸出到所述钻台上方的升起位置与退回到所述钻台下方的退回位置之间移动。
- 根据权利要求1所述的自动化装备,其特征在于,在所述油田修井作业设备的所述升起位置,所述油田修井作业设备能够在伸出状态与缩回状态之间运动,在所述油田修井作业设备的所述伸出状态,连接至所述油田修井作业设备的所述动力钳定位成靠近所述井口以对定位在所述井口处的所述管柱进行上扣及卸扣,在所述油田修井作业设备的所述缩回状态,连接至所述油田修井作业设备的所述动力钳定位成远离所述井口,以及在所述油田修井作业设备的所述退回位置,所述油田修井作业设备处于所述油田修井作业设备的所述缩回状态。
- 根据权利要求1或2所述的自动化装备,其特征在于,所述钻台上设置有用于接纳所述管柱的管柱存放部,所述钻台排管机械手能够在远离所述卡瓦的第一位置与靠近所述卡瓦的第二位置之间移动,在所述钻台排管机械手的所述第二位置,所述钻台排管机械手用于对所述管柱进行抓取,以及所述钻台排管机械手能够在面向所述卡瓦的面向位置与背向所述卡瓦的背向位置之间旋转,在钻台排管机械手的所述面向位置,所述钻台排管机械手用于抓取位于所述卡瓦处的所述管柱,在钻台排管机械手的所述背向位置,所述钻台排管机械手用于抓取位于所述管柱存放部处的所述管柱。
- 根据权利要求1至3中的任一项所述的自动化装备,其特征在于,所述自动化装备还包括用于实现所述管柱的对扣的对扣装置,所述对扣装置连接至所述卡瓦。
- 根据权利要求1至4中的任一项所述的自动化装备,其特征在于,所述二层台管柱自动摆放装置包括用于接纳所述管柱的指梁库,所述二层台管柱自动摆放装置还包括二层台机械手,所述二层台机械手用于将所述管柱推入所述指梁库或从所述指梁库取出。
- 根据权利要求3至5中的任一项所述的自动化装备,其特征在于,所述自动化装备还包括:司钻集中控制操作装置,所述司钻集中控制操作装置固定在所述钻台上并且在所述自动化装备的左右方向上定位在所述钻台排管机械手的左侧,所述司钻集中控制操作装置配置成用于通过对所述自动化装备发送指令而实现所述自动化装备对所述管柱的所述下管作业和所述起管作业;以及液压站,所述液压站安装至所述钻台并且位于所述司钻集中控制操作装置的下方,所述液压站用于为所述自动化装备提供动力。
- 根据权利要求1至6中的任一项所述的自动化装备,其特征在于,所述吊卡包括吊卡主体和衬套,所述吊卡主体能够翻转,以使所述管柱进入所述吊卡的所述衬套内,从而对所述管柱进行夹持。
- 根据权利要求1至7中的任一项所述的自动化装备,其特征在于,所述自动化装备还包括定位在地面上的动力猫道,所述动力猫道与所述修井机在所述自动化装备的前后方向上定位在所述井口的相反两侧,所述动力猫道用于将所述管柱从地面输送至所述钻台以及用于将所述管柱从所述钻台输送至地面。
- 根据权利要求6所述的自动化装备,其特征在于,所述钻台包括第一钻台、第二钻台和第三钻台,其中,所述卡瓦、所述油田修井作业设备和所述钻台排管机械手安装至所述第一钻台,所述管柱存放部位于所述第二钻台上,以及所述司钻集中控制操作装置和所述液压站安装至所述第三钻台。
- 根据权利要求1至9中的任一项所述的自动化装备,其特征在于,所述卡瓦包括卡瓦壳体、卡瓦总成、卡瓦前挡块、第一传动杆、连接轴、驱动件以及第二传动杆,其中,所述卡瓦前挡块安装在所述卡瓦壳体上,所述卡瓦总成附接至所述卡瓦壳体和所述卡瓦前挡块,以及所述驱动件通过所述第一传动杆、所述连接轴、所述第二传动杆连接至所述卡瓦总成。
- 根据权利要求10所述的自动化装备,其特征在于,所述卡瓦壳体包括卡瓦体耳座,并且所述卡瓦总成包括卡瓦牙、卡瓦座和连接耳,其中,所述卡瓦体耳座用于接纳所述连接轴,所述卡瓦牙用于对所述管柱进行夹持,所述卡瓦座是能够收缩及扩张的,以及所述驱动件通过所述第一传动杆、所述连接轴、所述第二传动杆和所述连接耳连接至所述卡瓦总成。
- 一种油田修井作业设备,所述油田修井作业设备用于在根据权利要求1至11中的任一项所述的用于油田钻修井作业的自动化装备中使用,其特征在于,所述油田修井作业设备包括:第一钻台(20100)、升降装置(70200)和上卸扣装置(70400);所述第一钻台(20100)包括钻台面板(70110),所述钻台面板(70110)上设有避让孔(70111);所述升降装置(70200)安装于所述钻台面板(70110)的下方,所述升降装置(70200)包括平台底座(70210)、导向立柱组、升降平台(70230)和升降驱动机构,所述导向立柱组固定连接在所述平台底座(70210)与所述钻台面板(70110)之间;所述升降平台(70230)滑动连接于所述导向立柱组;所述升降驱动机构与所述升降平台(70230)传动连接,用于带动所述升降平台(70230)沿所述导向立柱组升降;所述上卸扣装置(70400)安装于所述升降平台(70230),所述升降平台(70230)能够带动所述上卸扣装置(70400)伸出或退回所述避让孔(70111)。
- 根据权利要求12所述的油田修井作业设备,其特征在于,所述升降驱动机构设置为两组,且相对设置;所述升降驱动机构包括升降电机(70240)、传动组件和丝杠(70250);所述丝杠(70250)设置为两组并与所述导向立柱组相平行设置,所述升降电机(70240)通过所述传动组件分别与两组所述丝杠(70250)连接;所述升降平台(70230)与所述丝杠(70250)传动连接,所述升降电机(70240)通过所述传动组件能够带动所述丝杠(70250)转动,以使所述升降平台(70230)沿所述丝杠(70250)的轴线移动。
- 根据权利要求13所述的油田修井作业设备,其特征在于,所述传动组件包括角传动箱(70260)、联轴器(70270)和蜗轮蜗杆机构(70280);所述角传动箱(70260)与所述升降电机(70240)传动连接,且所述角传动箱(70260)连接在两组所述联轴器(70270)之间,所述联轴器(70270)与所述丝杠(70250)相垂直设置;所述蜗轮蜗杆机构(70280)设置为两组,各所述蜗轮蜗杆机构(70280)传动连接在所述联轴器(70270)与所述丝杠(70250)之间。
- 根据权利要求12至14中的任一项所述的油田修井作业设备,其特征在于,所述导向立柱组包括四根导向立柱(70220),四根所述导向立柱(70220)呈矩形布置;所述升降平台(70230)包括两组导向筒(70231)和固定连接在两组所述导向筒(70231)之间的轨道组;所述导向筒(70231)滑动套设于位于同侧的两根所述导向立柱(70220)上。
- 根据权利要求15所述的油田修井作业设备,其特征在于,所述升降平台(70230)与所述上卸扣装置(70400)之间设有平移装置;所述平移装置包括传动连接的平移驱动缸(70310)和移动小车(70320),所述平移驱动缸(70310)安装于所述导向筒(70231),所述移动小车(70320)可移动地设于所述轨道组,所述平移驱动缸(70310)用于带动所述移动小车(70320)在两组所述导向筒(70231)之间移动;所述避让孔(70111)采用长孔,所述长孔的延伸方向于所述移动小车(70320)的移动方向相同。
- 根据权利要求16所述的油田修井作业设备,其特征在于,所述上卸扣装置(70400)包括回转机构(70410)、升降微调机构(70420)、伸缩机构(70430)和上卸扣机构(70440);所述回转机构(70410)安装于所述移动小车(70320);所述升降微调机构(70420)安装于所述回转机构(70410)的输出端;所述伸缩机构(70430)安装于所述升降微调机构(70420)的输出端;所述上卸扣机构(70440)安装于所述伸缩机构(70430)的输出端。
- 根据权利要求17所述的油田修井作业设备,其特征在于,所述升降微调机构(70420)包括升降导轨(70421)、升降滑车(70422)、齿条(70423)、齿轮(70424)和升降马达(70425);所述升降导轨(70421)固定连接于所述回转机构(70410)的输出端;所述升降滑车(70422)滑动连接于所述升降导轨(70421);所述齿条(70423)固定连接于所述升降导轨(70421)并与所述齿轮(70424)啮合连接;所述齿轮(70424)枢接于所述升降滑车(70422)并与所述升降马达(70425)传动连接,所述升降马达(70425)能够带动所述升降滑车(70422)沿所述升降导轨(70421)移动;所述伸缩机构(70430)安装于所述升降滑车(70422)。
- 根据权利要求18所述的油田修井作业设备,其特征在于,所述上卸扣装置(70400)在伸出所述避让孔(70111)的过程中,其在水平面的投影面积不大于所述避让孔(70111)的投影面积,且所述升降导轨(70421)贯穿所述避让孔(70111);所述避让孔(70111)处设有第一盖板(70140)和第二盖板(70150),所述第一盖板(70140)能够盖合所述升降导轨(70421)两侧的部分避让孔(70111);所述第一盖板(70140)和所述第二盖板(70150)的板面面积与所述避让孔(70111)的孔口面积相适配。
- 根据权利要求18或19所述的油田修井作业设备,其特征在于,所述伸缩机构(70430)包括剪刀叉组件(70431)和伸缩液压缸(70432);所述剪刀叉组件(70431)铰接于所述升降滑车(70422)与所述上卸扣机构(70440)之间,所述伸缩液压缸(70432)与所述剪刀叉组件(70431)传动连接,用于带动所述剪刀叉组件(70431)伸缩。
- 根据权利要求20所述的油田修井作业设备,其特征在于,所述上卸扣机构(70440)包括机架(70441)、悬臂(70442)、换挡机构(70443)和液压钳(70444);所述机架(70441)连接于所述剪刀叉组件(70431)远离所述升降滑车(70422)的一端;所述悬臂(70442)固定连接于所述机架(70441)的顶端;所述换挡机构(70443)安装于所述液压钳(70444);所述液压钳(70444)铰接于所述悬臂(70442)。
- 一种集成式液压钳,所述集成式液压钳用于在根据权利要求1至11中的任一项所述的用于油田钻修井作业的自动化装备中使用,其特征在于,所述集成式液压钳包括:液压钳本体(700100)、浮动偏转器件(700200)和移动机架(700300);所述浮动偏转器件(700200)与所述移动机架(700300)连接,所述液压钳本体(700100)安装于所述浮动偏转器件(700200)。
- 根据权利要求22所述的集成式液压钳,其特征在于,所述浮动偏转器件(700200)包括:浮动安装架(700210)和弹簧套筒(700220),所述弹簧套筒(700220)的一端与所述移动机架(700300)连接,所述弹簧套筒(700220)的另一端与所述浮动安装架(700210)连接,所述液压钳本体(700100)安装于所述浮动安装架(700210)。
- 根据权利要求23所述的集成式液压钳,其特征在于,所述浮动偏转器件(700200)还包括浮动筒固定座(700230),所述浮动筒固定座(700230)安装于所述移动机架(700300),所述浮动安装架(700210)滑动连接于所述浮动筒固定座(700230)。
- 根据权利要求24所述的集成式液压钳,其特征在于,所述浮动安装架(700210)上安装有滑轮(700211),所述滑轮(700211)配合于所述浮动筒固定座(700230),且所述滑轮(700211)沿所述浮动筒固定座(700230)滚动。
- 根据权利要求24或25所述的集成式液压钳,其特征在于,所述液压钳本体(700100)的顶部与所述浮动安装架(700210)铰接,所述液压钳本体(700100)与所述浮动筒固定座(700230)之间设有拉簧(700400)。
- 根据权利要求24至26中的任一项所述的集成式液压钳,其特征在于,所述弹簧套筒(700220)与所述浮动安装架(700210)通过销轴(240)连接,所述销轴(240)滑动连接在所述浮动筒固定座(700230)上。
- 根据权利要求24至27中的任一项所述的集成式液压钳,其特征在于,所述浮动筒固定座(700230)包括:滑架(700231)和立柱(700232),所述滑架(700231)安装在所述立柱(700232)的顶部,所述浮动安装架(700210)滑动连接于所述滑架(700231),所述立柱(700232)设有用于容纳所述弹簧套筒(700220)的空腔。
- 根据权利要求22至28中的任一项所述的集成式液压钳,其特征在于,所述移动机架(700300)包括伸缩臂架(700310),所述浮动偏转器件(700200)与所述伸缩臂架(700310)连接。
- 根据权利要求29所述的集成式液压钳,其特征在于,所述移动机架(700300)还包括升降滑车(700320),所述伸缩臂架(700310)安装于所述升降滑车(700320)的活动端。
- 根据权利要求30所述的集成式液压钳,其特征在于,所述移动机架(700300)还包括运输底座(700330),所述升降滑车(700320)安装于所述运输底座(700330)。
- 一种对扣装置,所述对扣装置用于在根据权利要求1至11中的任一项所述的用于油田钻修井作业的自动化装备中使用,其特征在于,所述对扣装置包括:卡瓦组件(80100)、驱动件(80200)和扶管组件(80300);所述扶管组件(80300)与所述卡瓦组件(80100)活动连接,所述驱动件(80200)连接于所述卡瓦组件(80100),并与所述扶管组件(80300)传动连接,所述驱动件(80200)用于驱动所述扶管组件(80300),以使所述扶管组件(80300)中的管柱的轴线与所述卡瓦组件(80100)中固定的管柱的轴线重合。
- 根据权利要求32所述的对扣装置,其特征在于,所述扶管组件(80300)包括扶管臂(80310)和扶管手(80320);所述扶管臂(80310)与所述卡瓦组件(80100)活动连接,并与所述驱动件(80200)传动连接,所述扶管手(80320)连接于所述扶管臂(80310)的远离所述驱动件(80200)的一端,用于导引管柱对扣。
- 根据权利要求33所述的对扣装置,其特征在于,所述扶管臂(80310)与所述卡瓦组件(80100)转动连接。
- 根据权利要求34所述的对扣装置,其特征在于,所述卡瓦组件(80100)包括固定座(80110)、卡瓦(60)和定位板(80130),所述固定座(80110)、所述卡瓦(60)和所述驱动件(80200)均连接于所述定位板(80130);所述扶管臂(80310)通过转轴与所述固定座(80110)转动连接,所述驱动件(80200)驱动所述扶管臂(80310)绕所述转轴的轴线转动。
- 根据权利要求35所述的对扣装置,其特征在于,所述扶管臂(80310)包括呈角度连接的传动臂(80311)和支撑臂(80312);所述传动臂(80311)通过所述转轴与所述固定座(80110)转动连接,所述驱动件(80200)与所述传动臂(80311)传动连接,所述传动臂(80311)的远离所述驱动件(80200)的一端与所述支撑臂(80312)的一端连接,所述支撑臂(80312)的另一端与所述扶管手(80320)连接。
- 根据权利要求36所述的对扣装置,其特征在于,所述扶管手(80320)与所述支撑臂(80312)可拆卸连接。
- 根据权利要求33至37中的任一项所述的对扣装置,其特征在于,所述扶管手(80320)为半圆筒,所述扶管手(80320)的内壁设有卡台(80321),所述卡台(80321)用以挡住所述卡瓦组件(80100)中固定的管柱。
- 根据权利要求38所述的对扣装置,其特征在于,所述扶管手(80320)包括半圆柱筒(80322)和半喇叭筒(80323);所述半喇叭筒(80323)的第一端的直径小于所述半喇叭筒(80323)的第二端的直径,所述半喇叭筒(80323)的第一端与所述半圆柱筒(80322)连接,所述卡台(80321)位于所述半圆柱筒(80322)和所述半喇叭筒(80323)的连接处。
- 根据权利要求35至39中的任一项所述的对扣装置,其特征在于,所述驱动件(80200)通过连接杆(80400)与所述扶管臂(80310)传动连接,且所述连接杆(80400)分别与所述驱动件(80200)和所述扶管臂(80310)垂直连接。
- 一种管柱自动化操作装置,其特征在于,包括根据权利要求32至40中的任一项所述的对扣装置。
- 一种钻台排管机械手,所述钻台排管机械手用于在根据权利要求1至11中的任一项所述的用于油田钻修井作业的自动化装备中使用,其特征在于,所述钻台排管机械手包括:小车进给机构(90100)、底座(90200)、回转机构(90300)、臂架机构(90400)、夹爪机构(90500)和第一驱动件(90600);所述小车进给机构(90100)与所述底座(90200)滑动连接,所述底座(90200)包括第一底座(90210)和第二底座(90220),所述第一底座(90210)和所述第二底座(90220)可拆卸连接,所述第一驱动件(90600)连接于所述第一底座(90210),并与所述小车进给机构(90100)传动连接;所述回转机构(90300)的底端连接于所述小车进给机构(90100),所述回转机构(90300)的顶端与所述臂架机构(90400)传动连接,所述臂架机构(90400)的自由端连接有所述夹爪机构(90500)。
- 根据权利要求42所述的钻台排管机械手,其特征在于,所述第一底座(90210)设有第一卡件(90211),所述第二底座(90220)设有与所述第一卡件(90211)相适配的第二卡件(90221),且所述第一底座(90210)和所述第二底座(90220)通过螺栓连接。
- 根据权利要求42或43所述的钻台排管机械手,其特征在于,所述底座(90200)上设有轨道(90230),所述轨道(90230)的两端均设有限位件,所述限位件用于限制所述小车进给机构(90100)的滑动范围。
- 根据权利要求42至44中的任一项所述的钻台排管机械手,其特征在于,所述第一驱动件(90600)采用液压缸,所述液压缸的缸体与所述第一底座(90210)铰接,所述液压缸的驱动端与所述小车进给机构(90100)铰接。
- 根据权利要求42至45中的任一项所述的钻台排管机械手,其特征在于,所述夹爪机构(90500)包括第二驱动件(90510)、第一连杆(90520)、第二连杆(90530)、两个第三连杆(90540)和两个曲杆(90550),所述曲杆(90550)呈折弯状,且两个所述曲杆(90550)的开口相对设置;所述第二驱动件(90510)安装于所述臂架机构(90400)并与所述第一连杆(90520)传动连接,所述第一连杆(90520)的两端分别与两个所述第三连杆(90540)的一端铰接,两个所述第三连杆(90540)的另一端分别对应地铰接于两个所述曲杆(90550)的折弯处,所述第二连杆(90530)与所述臂架机构(90400)连接,所述第二连杆(90530)的两端分别与两个所述曲杆(90550)的靠近于所述第一连杆(90520)的一端铰接,两个所述曲杆(90550)的另一端在所述第三连杆(90540)的驱动下相互靠近或远离,以使两个所述曲杆(90550)的另一端处于完全打开状态、半开合状态或完全闭合状态。
- 根据权利要求46所述的钻台排管机械手,其特征在于,所述曲杆(90550)上设有多个滚轮(90560),所述曲杆(90550)夹持有管柱时,多个所述滚轮(90560)与所述管柱滚动配合。
- 根据权利要求42至47中的任一项所述的钻台排管机械手,其特征在于,所述臂架机构(90400)包括支撑臂架(90410)、伸缩臂架(90420)和第三驱动件(90430);所述支撑臂架(90410)的一端与所述回转机构(90300)连接,另一端与所述伸缩臂架(90420)的第一端铰接,所述伸缩臂架(90420)的第二端与所述夹爪机构(90500)连接,所述第三驱动件(90430)与所述支撑臂架(90410)铰接,并与所述伸缩臂架(90420)传动连接。
- 根据权利要求48所述的钻台排管机械手,其特征在于,所述伸缩臂架(90420)的第二端设有缓冲机构(90700),所述缓冲机构(90700)包括缓冲杆(90710)、支撑杆(90720)、支撑座(90730)和缓冲弹簧(90740);所述缓冲杆(90710)连接于所述支撑杆(90720)的一端,所述支撑杆(90720)与所述支撑座(90730)滑动连接,所述支撑座(90730)连接于所述伸缩臂架(90420),所述缓冲弹簧(90740)套设于所述支撑杆(90720),且所述缓冲弹簧(90740)的两端分别与所述缓冲杆(90710)和所述支撑座(90730)抵接,当所述夹爪机构(90500)夹持有管柱时,所述缓冲杆(90710)受到所述管柱的撞击,所述缓冲弹簧(90740)具有使所述管柱向远离所述伸缩臂架(90420)的方向运动的趋势。
- 根据权利要求49所述的钻台排管机械手,其特征在于,所述支撑杆(90720)上连接有感应杆(90750),所述伸缩臂架(90420)设有接近开关(90760),所述缓冲杆(90710)受到所述管柱的撞击时,所述接近开关(90760)与所述感应杆(90750)接触而触发。
- 根据权利要求42至50中的任一项所述的钻台排管机械手,其特征在于,所述回转机构(90300)包括回转底座(90310)、回转组件(90320)、减速器(90330)和第四驱动件(90340);所述回转底座(90310)安装于所述小车进给机构(90100),并与所述回转组件(90320)转动连接,所述回转组件(90320)与所述臂架机构(90400)连接,并与所述减速器(90330)传动连接,所述减速器(90330)连接于所述回转底座(90310),并与所述第四驱动件(90340)传动连接。
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CN202120001472.4U CN212614587U (zh) | 2021-01-04 | 2021-01-04 | 集成式液压钳 |
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CN202120001464.XU CN212614579U (zh) | 2021-01-04 | 2021-01-04 | 油田修井作业用动力卡瓦 |
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CN202120001448.0U CN212614589U (zh) | 2021-01-04 | 2021-01-04 | 对扣装置及管柱自动化操作装置 |
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