CN110685617A - Oil field well repairing operation device - Google Patents
Oil field well repairing operation device Download PDFInfo
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- CN110685617A CN110685617A CN201911078673.8A CN201911078673A CN110685617A CN 110685617 A CN110685617 A CN 110685617A CN 201911078673 A CN201911078673 A CN 201911078673A CN 110685617 A CN110685617 A CN 110685617A
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- 230000007246 mechanism Effects 0.000 claims abstract description 208
- 230000008878 coupling Effects 0.000 claims description 29
- 238000010168 coupling process Methods 0.000 claims description 29
- 238000005859 coupling reaction Methods 0.000 claims description 29
- 238000012423 maintenance Methods 0.000 claims description 13
- 230000007306 turnover Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000003129 oil well Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/10—Slips; Spiders ; Catching devices
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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
- E21B19/02—Rod or cable suspensions
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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
- E21B19/08—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
- E21B19/084—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 with flexible drawing means, e.g. cables
-
- 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides an oil field well workover treatment device, which relates to the technical field of oil field well workover treatment and comprises a chassis, an adjusting and centering device and a pipe grabbing mechanism; the adjusting and centering device is arranged on the chassis and is connected with the pipe grabbing mechanism; the adjusting and centering device comprises a first direction adjusting mechanism and a second direction adjusting mechanism, the first direction adjusting mechanism is used for enabling the pipe grabbing mechanism to move along a first direction, and the second direction adjusting mechanism is used for enabling the pipe grabbing mechanism to move along a second direction; so that the first direction adjusting mechanism and the second direction adjusting mechanism are matched to enable the pipe grabbing mechanism to move in a two-dimensional horizontal plane.
Description
Technical Field
The invention relates to the technical field of oil field well repairing operation, in particular to an oil field well repairing operation device.
Background
In the process of exploiting oil by using an oil well, a pipe column in the oil well can be gradually scaled and cannot be used continuously, and the pipe column needs to be maintained in order to ensure the normal operation of the oil well.
In the process of well repair operations such as cleaning a pipe column or replacing the pipe column, the pipe column needs to be pulled down by a well repair operation machine frequently, and in the process of pulling the pipe column, the oil field well repair operation device can be aligned with the well mouth only through the transverse movement of the pipe grabbing mechanism, so that the adjustment is inconvenient, and the operation machine is required to have higher precision requirement in installation, namely, when the pipe column is pre-installed, the track of the transverse movement of the pipe grabbing mechanism needs to be ensured to be in a straight line with the well mouth.
Disclosure of Invention
The invention aims to provide an oil field workover treatment device, which aims to solve the technical problem that the oil field workover treatment device is difficult to adjust in the process of centering and adjusting with a wellhead through a pipe grabbing mechanism.
The invention provides an oil field well workover operation device which comprises a chassis, an adjusting and centering device and a pipe grabbing mechanism, wherein the chassis is provided with a base plate; the adjusting and centering device is arranged on the chassis and is connected with the pipe grabbing mechanism; the adjusting and centering device comprises a first direction adjusting mechanism and a second direction adjusting mechanism, the first direction adjusting mechanism is used for enabling the pipe grabbing mechanism to move along a first direction, and the second direction adjusting mechanism is used for enabling the pipe grabbing mechanism to move along a second direction; so that the first direction adjusting mechanism and the second direction adjusting mechanism are matched to drive the pipe grabbing mechanism to move in a two-dimensional horizontal plane.
Further, the adjusting and centering device further comprises a first sliding part and a second sliding part; the pipe grabbing mechanism is arranged on the second sliding part; the first sliding part is connected with the second sliding part, one end of the first direction adjusting mechanism is connected with the chassis, the other end of the first direction adjusting mechanism is connected with the first sliding part, and the first direction adjusting mechanism enables the first sliding part and the second sliding part to move on the chassis along a first direction; the second sliding part is arranged on the chassis, one end of the second direction adjusting mechanism is connected with the first sliding part, the other end of the second direction adjusting mechanism is connected with the second sliding part, and the second direction adjusting mechanism enables the second sliding part to move along a second direction.
Further, a base is fixedly connected to the second sliding part; one end of the second direction adjusting mechanism is connected with the base on the second sliding part; the base is hinged with a pipe grabbing and lifting mechanism, and the pipe grabbing mechanism is fixedly connected to the pipe grabbing and lifting mechanism.
Further, still include the maintenance work platform, the maintenance work platform includes: the fixed workbench is used for being installed at the wellhead; and/or the swing type workbench is arranged on a telescopic beam on the base, and the telescopic beam is used for adjusting the height of the swing type workbench; and/or the folding type working platform is arranged on a telescopic beam hinged on the base, and the telescopic beam is used for adjusting the height of the folding type working platform.
Further, the maintenance workbench comprises a folding workbench, and the folding workbench comprises a supporting platform, a driving mechanism and a coupling positioner turnover mechanism; the driving mechanism is arranged below the supporting platform, the lower end of the driving mechanism is hinged with the telescopic beam, and the upper end of the driving mechanism is hinged on the supporting platform; the driving mechanism enables the supporting platform to rotate along the hinged position of the supporting platform and the telescopic beam, and enables the supporting platform to be fixed at any position in a rotating track; the support platform is provided with a hydraulic clamp and a splash-proof buckle butt-joint device, and the hydraulic clamp and the splash-proof buckle butt-joint device can stretch out and draw back along the length direction of the support platform; the coupling positioner turnover mechanism is positioned below the supporting platform and comprises a coupling positioner, a fixing plate and a rotating shaft; the coupling positioner is hinged to the fixing plate through a rotating shaft, a turning hydraulic cylinder is hinged to the fixing plate, one end of the turning hydraulic cylinder is hinged to the fixing plate, the other end of the turning hydraulic cylinder is hinged to the coupling positioner, and the turning hydraulic cylinder enables the coupling positioner to turn along the rotating shaft; and a safety slip is arranged below the coupling positioner and is arranged at the wellhead and fixedly connected with the wellhead.
Further, the maintenance workbench comprises a swing type workbench, and the swing type workbench comprises a swing support, a swing hydraulic cylinder and a coupling positioner; the swing support is hinged to the telescopic beam, one end of the swing hydraulic cylinder is hinged to the telescopic beam, the other end of the swing hydraulic cylinder is hinged to the swing support, the swing hydraulic cylinder can enable the swing support to rotate in the horizontal direction along the hinged position of the swing support and the telescopic beam, and the swing support can be fixed at any position in a rotating track; the swing bracket is provided with a hydraulic clamp and a splash-proof buckle butt-joint device, and the hydraulic clamp and the splash-proof buckle butt-joint device can stretch out and draw back along the length direction of the swing bracket; the coupling locator is located swing support below, just the coupling locator sets up on the safety slip.
Further, the maintenance workbench comprises a fixed workbench, and the fixed workbench comprises a platform bracket, a hydraulic clamp, a coupling positioner, a safety slip and an anti-splash aligner; the platform support is provided with a hydraulic clamp and a splash-proof buckle butt-joint device, and the hydraulic clamp and the splash-proof buckle butt-joint device can stretch out and draw back along the length direction of the platform support; the hoop positioner is positioned below the splash-proof aligning device and can stretch out and draw back along the length direction of the platform support; the safety slip is fixedly connected to the lower end of the platform support and fixedly connected with the platform support.
Furthermore, the pipe grabbing and lifting mechanism comprises an upright arm and a lifting hydraulic cylinder, the upright arm is hinged to the base, one end of the lifting hydraulic cylinder is hinged to the upper part of the upright arm, and the other end of the lifting hydraulic cylinder is hinged to the second sliding part; the base is hinged with a pipe grabbing and lifting mechanism, the pipe grabbing mechanism is fixed on an upright arm on the pipe grabbing and lifting mechanism, and the lifting hydraulic cylinder enables the upright arm to rotate along the hinged position of the upright arm and the base.
Further, the pipe grabbing mechanism comprises a manipulator and a swing oil cylinder; two ends of the swing oil cylinder are respectively connected with one manipulator, and the swing oil cylinder can enable the manipulator to rotate along with the swing oil cylinder; the manipulator comprises a paw, a paw inner tile and a force arm, wherein one end of the force arm is connected with the swing oil cylinder, and the other end of the force arm is provided with the paw; and a paw inner tile is arranged in the paw.
Furthermore, an elastic rod is arranged on the paw and is positioned at the front end of the paw and used for hooking the pipe.
Furthermore, the oil pipe lifting mechanism is also included, and at least one side of the chassis is provided with the oil pipe lifting mechanism; the oil pipe lifting mechanism comprises a lifting platform, a support and a lifting hydraulic cylinder; the lifting hydraulic cylinder is arranged on the support, the lifting platform is arranged on the lifting hydraulic cylinder, the upper surface of the lifting platform is an inclined plane, and an oil pipe on the lifting platform rolls to the manipulator along the inclined plane.
Furthermore, a guide post is arranged on the support, and the lifting platform is sleeved on the guide post.
When the oil field well repairing operation device provided by the invention is used, the chassis is firstly installed at a position near a well head, and then the pipe grabbing mechanism is adjusted to be aligned with the well head through the adjusting and centering device. As the pipe grabbing mechanism is arranged on the adjusting and centering device, under the action of the first direction adjusting mechanism, the adjusting and centering device can enable the pipe grabbing mechanism to move in the first direction, under the action of the second direction adjusting mechanism, the pipe grabbing mechanism moves in the second direction, and the first direction adjusting mechanism and the second direction adjusting mechanism are matched to enable the pipe grabbing mechanism to move in a two-dimensional horizontal plane.
The centering device is adjusted to enable the pipe grabbing mechanism to move on a two-dimensional plane, when the pipe grabbing mechanism is installed, the transverse moving track of the pipe grabbing mechanism can be not in the same line with a wellhead, after the operation machine is installed, the centering device is adjusted, operation is convenient, and the requirement for the accuracy of the installation operation machine is lowered.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of an oilfield workover treatment device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another angle of the oilfield workover treatment device according to an embodiment of the present invention; FIG. 3 is an enlarged view of a portion of the oilfield workover treatment device of FIG. 2;
FIG. 4 is a schematic diagram of the mechanism of a coupling locator canting mechanism of the oilfield workover treatment device of FIG. 2;
FIG. 5 is a schematic structural diagram of a swing type workbench of an oilfield workover rig according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a fixed workbench of an oilfield workover treatment apparatus according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a manipulator of a pipe gripping mechanism of the oilfield workover rig shown in FIG. 2;
fig. 8 is a schematic diagram of the cooperation between the manipulator of the pipe gripping mechanism of the oilfield workover treatment device shown in fig. 2 and the oil pipe lifting mechanism.
Icon: 100-a chassis; 200-a first sliding part; 300-a second slide; 400-a first direction adjustment mechanism; 500-a second direction adjustment mechanism; 600-a derrick; 700-an elevator; 800-oil pipe; 900-upright arm; 110-lifting hydraulic cylinder; 120-swing oil cylinder; 130-a robot arm; 140-a base; 150-a telescoping beam; 160-a support platform; 170-a drive mechanism; 180-hydraulic clamp; 190-anti-splash buckle butt-joint device; 210-a collar locator; 220-safety slips; 230-turning over the hydraulic cylinder; 240-a rotating shaft; 250-a fixed plate; 260-swing support; 270-a swing hydraulic cylinder; 280-a platform support; 290-well head; 310-moment arm; 320-paw; 330-paw inner tile; 340-a spring rod; 350-a lifting platform; 360-a lifting hydraulic cylinder; 370-a support; 380-inclined plane; 390-guide post.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 8, the present invention provides an oil field workover treatment device, which comprises a chassis 100, an adjusting and centering device and a pipe gripping mechanism; the adjusting and centering device is arranged on the chassis 100 and is connected with the pipe grabbing mechanism; the adjusting and centering device comprises a first direction adjusting mechanism 400 and a second direction adjusting mechanism 500, wherein the first direction adjusting mechanism 400 is used for enabling the pipe grabbing mechanism to move along a first direction, and the second direction adjusting mechanism 500 is used for enabling the pipe grabbing mechanism to move along a second direction; so that the first direction adjusting mechanism 400 and the second direction adjusting mechanism 500 cooperate to drive the pipe grabbing mechanism to move in a two-dimensional horizontal plane.
In some embodiments, since the pipe gripping mechanism is disposed on the adjusting and centering device, the adjusting and centering device can move the pipe gripping mechanism in the first direction under the action of the first direction adjusting mechanism 400, and move the pipe gripping mechanism in the second direction under the action of the second direction adjusting mechanism 500, and the first direction adjusting mechanism 400 and the second direction adjusting mechanism 500 cooperate to enable the pipe gripping mechanism to move in a two-dimensional horizontal plane.
It should be noted that, the first direction adjusting mechanism 400 and the second direction adjusting mechanism 500 cooperate to drive the pipe gripping mechanism to move in a two-dimensional horizontal plane, which means that the first direction adjusting mechanism 400 and the second direction adjusting mechanism 500 at least enable the pipe gripping mechanism to move back and forth and left and right in an installation plane, that is, the first direction and the second direction are different moving directions, and both the first direction and the second direction have a moving component at least in the horizontal direction, and the directions of the horizontal moving components of the first direction and the second direction are different. Preferably, the first direction and the second direction are both directions perpendicular to each other in the horizontal direction.
The centering device is adjusted to enable the pipe grabbing mechanism to move on a two-dimensional plane, when the pipe grabbing mechanism is installed, the transverse moving track of the pipe grabbing mechanism can be not in the same straight line with the wellhead 290, after the operation machine is installed, the centering device is adjusted, operation is convenient, and the requirement for the accuracy of the installation operation machine is lowered.
Based on the above embodiment, further, the adjusting and centering device further includes a first sliding portion 200 and a second sliding portion 300; the pipe gripping mechanism is mounted on the second sliding part 300; the first sliding portion 200 is connected to the second sliding portion 300, one end of the first direction adjusting mechanism 400 is connected to the chassis 100, and the other end is connected to the first sliding portion 200, and the first direction adjusting mechanism 400 moves the first sliding portion 200 and the second sliding portion 300 on the chassis 100 in a first direction; the second sliding portion 300 is disposed on the chassis 100, one end of the second direction adjusting mechanism 500 is connected to the first sliding portion 200, and the other end is connected to the second sliding portion 300, and the second direction adjusting mechanism 500 moves the second sliding portion 300 in a second direction.
Based on the above embodiments, further, the base 140 is fixed on the second sliding portion 300; one end of the second direction adjustment mechanism 500 is connected to the base 140 of the second sliding unit 300; a pipe grabbing and lifting mechanism is hinged to the base 140 and fixedly connected to the pipe grabbing and lifting mechanism.
In some embodiments, the oilfield workover treatment device has low installation accuracy requirements on the working machine during installation, the first sliding part 200 can move in a first direction, and the second sliding part 300 can move on the first sliding part 200 in a second direction; the base 140 is arranged on the second sliding part 300, and the pipe grabbing lifting mechanism is arranged on the base 140; the pipe gripping and lifting mechanism can thus follow the base 140 to move in the first direction and the second direction, facilitating the alignment of the wellhead 290.
The first direction may be a longitudinal direction and the second direction may be a transverse direction. Compared with the prior art, when the operation machine is required to be installed, the wellhead 290 is required to be positioned in the transverse moving direction of the pipe grabbing mechanism, so that the wellhead 290 is centered and adjusted through stretching of the pipe grabbing mechanism, the requirement for installation accuracy of the operation machine is greatly reduced, the first sliding portion 200 moves in the first direction, when the transverse moving direction of the pipe grabbing mechanism and the wellhead 290 are not on the same straight line, the first sliding portion 200 moves on the chassis 100 along the first direction, and the transverse moving direction of the pipe grabbing mechanism and the wellhead 290 are on the same straight line.
For the convenience of adjustment, a first direction adjustment mechanism 400 may be disposed between the chassis 100 and the first sliding portion 200, the first direction adjustment mechanism 400 may be a hydraulic cylinder, the first sliding portion 200 may be a slide formed by two slide rails, the slide rail may be capable of moving in the longitudinal direction of the chassis 100, and the second sliding portion 300 is disposed in the slide rail.
The first direction adjusting mechanism 400 has one end hinged to the chassis 100 and the other end connected to the first sliding portion 200, and the first direction adjusting mechanism 400 can move the first sliding portion 200 and the second sliding portion 300 in the first direction of the chassis 100, and when the first direction adjusting mechanism 400 is a hydraulic cylinder, a connection line of projections of two ends of the hydraulic cylinder on the chassis 100 is in the first direction.
The second direction adjustment mechanism 500 may also be a hydraulic cylinder, and when the second direction adjustment mechanism 500 is a hydraulic cylinder, the second sliding portion 300 can move in the second direction, and when the second direction adjustment mechanism 500 is a hydraulic cylinder, a connection line of projections of both ends of the hydraulic cylinder on the chassis 100 is in the second direction.
The second direction adjustment mechanism 500 can move the second sliding part 300 in the second direction, so that the pipe gripping mechanism and the maintenance work bench located on the base 140 can be aligned with the wellhead 290.
The first sliding portion 200 is composed of two sliding rails, the second sliding portion 300 is composed of a sliding plate, the sliding plate is disposed between the two sliding rails, the two sliding rails may be connected by a connecting member, and one end of the second direction adjusting mechanism 500 is connected with the first sliding portion 200 in a manner of being connected with the connecting member.
Based on above-mentioned embodiment basis, further, still include the maintenance work platform, the maintenance work platform includes: a stationary table for installation at a wellhead 290; and/or a swing type workbench, the swing type workbench is mounted on a telescopic beam 150 on the pedestal 140, and the telescopic beam 150 is used for adjusting the height of the swing type workbench; and/or a folding work bench installed on a telescopic beam 150 hinged on the base 140, the telescopic beam 150 being used to adjust the height of the folding work bench.
In some embodiments, the maintenance platform comprises a fixed workbench, a swing workbench and a folding workbench, and the oilfield workover treatment device can simultaneously comprise three workbenches or can independently comprise any one or two workbenches.
A telescopic beam 150 is hinged on the base 140, the telescopic beam 150 and the pipe grabbing lifting mechanism can synchronously rotate, wherein the swing type workbench and the folding type workbench can be independently arranged on the telescopic beam 150 or simultaneously arranged on the telescopic beam 150; the pipe grabbing lifting mechanism, the swing type workbench and the folding type workbench can rotate around the small base and can be placed on the plane of the chassis 100, transportation is facilitated, the trouble of transportation after disassembly in the prior art is reduced, and manpower and time are greatly saved.
The telescopic beam 150 can be extended and contracted, the swing type workbench and the folding type workbench are both arranged on the part of the telescopic beam 150, which can be lifted and descended, and the heights of the swing type workbench and the folding type workbench are adjusted through the extension and contraction of the telescopic beam 150.
Based on the above embodiments, as shown in fig. 2-4, further, the maintenance workbench comprises a folding workbench, which comprises a support platform 160, a driving mechanism 170 and a collar locator 210 turnover mechanism; the driving mechanism 170 is arranged below the supporting platform 160, the lower end of the driving mechanism 170 is hinged to the telescopic beam 150, and the upper end of the driving mechanism is hinged to the supporting platform 160; the driving mechanism 170 rotates the supporting platform 160 along the hinge joint of the supporting platform 160 and the telescopic beam 150, and can fix the supporting platform 160 at any position in the rotating track; a hydraulic clamp 180 and a splash-proof buckle butt-joint device 190 are arranged on the supporting platform 160, and both the hydraulic clamp 180 and the splash-proof buckle butt-joint device 190 can extend and retract along the length direction of the supporting platform 160; the coupling locator 210 turnover mechanism is positioned below the supporting platform 160, and the coupling locator 210 turnover mechanism comprises a coupling locator 210, a fixing plate 250 and a rotating shaft 240; the coupling positioner 210 is hinged on the fixing plate 250 through a rotating shaft 240, a turning hydraulic cylinder 230 is hinged on the fixing plate 250, one end of the turning hydraulic cylinder 230 is hinged on the fixing plate 250, the other end of the turning hydraulic cylinder 230 is hinged on the coupling positioner 210, and the turning hydraulic cylinder 230 turns the coupling positioner 210 along the rotating shaft 240; a safety slip 220 is disposed below the collar locator 210, and the safety slip 220 is disposed at the wellhead 290.
In some embodiments, the support platform 160 of the folding work bench is hinged to the telescoping beam 150 to enable the support platform 160 to remain level when the drive mechanism 170 is extended; when it is desired to fold the support platform 160 onto the telescoping beams 150, the drive mechanism 170 is retracted, causing the support platform 160 to rotate and move toward the telescoping beams 150.
When the foldable workbench needs to be used, the driving mechanism 170 rotates the supporting platform 160 along the rotating shaft 240, so that the supporting platform 160 is located at a horizontal position; when the folding work bench is not needed, the driving mechanism 170 rotates the support platform 160 along the rotation shaft 240, so that the support platform 160 is folded on the telescopic beam 150.
The supporting platform 160 is provided with a hydraulic clamp 180 and a splash-proof butt joint device, the hydraulic clamp 180 and the splash-proof butt joint device are both arranged conventionally, and the description is not provided for the mastiff.
Below the support platform 160 is a collar locator 210 canting mechanism that allows the collar locator 210 to be tipped along the shaft 240 by the tipping hydraulic cylinder 230, allowing the collar locator 210 to reach the wellhead 290 and move away from the wellhead 290.
The safety slips 220 are disposed below the collar locator 210, typically at the wellhead 290, the safety slips 220 being of the prior art and not described herein in mastiff.
When the pipe is lifted, the coupling positioner 210 is turned over by the coupling positioner 210 to enable the coupling positioner 210 to reach the wellhead 290, the hydraulic clamp 180 extends out of the shackle, the elevator 700 is lifted, the manipulator 130 clamps the oil pipe 800, the pipe grabbing and lifting mechanism is placed, the manipulator 130 is turned over and then opened, the oil pipe 800 rolls out, and the pipe grabbing and lifting mechanism is placed to a waiting position.
During pipe lowering, the first sliding portion 200 and the second sliding portion 300 are matched to enable the pipe grabbing and lifting mechanism to be adjusted to be aligned with the elevator 700, the pipe grabbing and lifting mechanism is moved to the wellhead 290, the elevator 700 is closed, the manipulator 130 is half opened, the elevator 700 falls, the oil pipe 800 is buckled with the oil pipe 800 at the wellhead 290, the manipulator 130 is opened, the pipe grabbing and lifting mechanism is laid down, the manipulator 130 is turned over, the manipulator 130 grabs the pipe, and the pipe grabbing and lifting mechanism waits in place.
Based on the above embodiment, as shown in fig. 5, further, the maintenance workbench comprises a swing type workbench, the swing type workbench comprises a swing bracket 260, a swing hydraulic cylinder 270 and a collar locator 210; the swing bracket 260 is hinged to the telescopic beam 150, one end of the swing hydraulic cylinder 270 is hinged to the telescopic beam 150, the other end of the swing hydraulic cylinder 270 is hinged to the swing bracket 260, the swing hydraulic cylinder 270 enables the swing bracket 260 to rotate in the horizontal direction along the hinged position of the swing bracket 260 and the telescopic beam 150, and the swing bracket 260 can be fixed at any position in a rotating track; a hydraulic clamp 180 and a splash-proof buckle butt-joint device 190 are arranged on the swing bracket 260, and both the hydraulic clamp 180 and the splash-proof buckle butt-joint device 190 can extend and retract along the length direction of the swing bracket 260; the collar locator 210 is located below the swing bracket 260, and the collar locator 210 is placed on a safety slip 220.
In some embodiments, the swing bracket 260 of the swing type workbench can rotate in the horizontal direction along the hinged position of the swing bracket 260 and the telescopic beam 150 under the action of the swing hydraulic cylinder 270, when the swing type workbench is needed to be used, the swing bracket 260 swings to the working position under the action of the swing hydraulic cylinder 270, and when the swing type workbench is not needed to be used, the swing type workbench swings to other positions to leave the working position.
The swing type workbench and the folding type workbench can be used in a crossed manner, and compared with the swing type workbench and the folding type workbench, the swing type workbench and the folding type workbench are not influenced, and the generalization degree of the oil field well repairing operation device is greatly improved.
As shown in fig. 6, based on the above embodiment, further, the maintenance workbench comprises a fixed workbench, and the fixed workbench comprises a platform support 280, a hydraulic clamp 180, a collar locator 210, a safety slip 220 and a splash proof aligner; the platform bracket 280 is provided with a hydraulic clamp 180 and a splash-proof buckle butt-joint device 190, and both the hydraulic clamp 180 and the splash-proof buckle butt-joint device 190 can extend and retract along the length direction of the platform bracket 280; the collar locator 210 is located below the splash proof aligner, and the collar locator 210 can be extended and retracted along the length of the platform holder 280; the safety slips 220 are fixedly connected to the lower end of the platform bracket 280 and fixedly connected to the wellhead 290.
In some embodiments, the oilfield workover rig may have a folding work head, a swing work head, and a fixed work head at the same time, which greatly improves the versatility of the oilfield workover rig, and the folding work head, the swing work head, and the fixed work head may be used alternatively when used, for example, when the folding work head is used, the swing work head may be rotated to a working position and the fixed work head may be removed from the wellhead 290.
In use, the fixed table is extended and retracted by the respective cylinders via the collar locator 210 and the splash stabber 190 to control its position relative to the wellhead 290.
As shown in fig. 3, based on the above embodiment, further, the pipe gripping and lifting mechanism includes an upright arm 900 and a lifting hydraulic cylinder 110, the upright arm 900 is hinged on the base 140, one end of the lifting hydraulic cylinder 110 is hinged with the upper part of the upright arm 900, and the other end is hinged on the second sliding part 300; the base 140 is hinged with a pipe grabbing and lifting mechanism, the pipe grabbing mechanism is fixed on an upright arm 900 of the pipe grabbing and lifting mechanism, and the lifting hydraulic cylinder 110 enables the upright arm 900 to rotate along the hinged position of the upright arm 900 and the base 140.
In some embodiments, the vertical arm 900 of the pipe gripping and lifting mechanism is hinged on the base 140, one end of the lifting hydraulic cylinder is hinged with the upper part of the vertical arm 900, and the other end is hinged on the second sliding part 300, when the pipe gripping and lifting mechanism needs to be laid down, the lifting hydraulic cylinder 110 is retracted, and the vertical arm 900 rotates along the hinged part of the vertical arm 900 and the base 140 until the vertical arm 900 is laid down; the pipe grabbing mechanism is arranged on the vertical arm 900, rotates along with the vertical arm 900 and falls down along with the vertical arm 900.
As shown in fig. 7, based on the above embodiment, further, the pipe gripping mechanism includes a manipulator 130 and a swing cylinder 120; two ends of the swing cylinder 120 are respectively connected with one manipulator 130, and the swing cylinder 120 can enable the manipulator 130 to rotate along with the swing cylinder 120; the manipulator 130 comprises a paw 320, a paw inner tile 330 and a force arm 310, wherein one end of the force arm 310 is connected with the swing oil cylinder 120, and the other end of the force arm 310 is provided with the paw 320; and a paw inner tile 330 is arranged in the paw 320.
The two ends of the swing cylinder 120 are respectively connected with a manipulator 130, and the swing cylinder 120 drives the manipulator 130 to rotate, so that the oil pipe 800 clamped by the manipulator 130 can be placed on the pipe arranging mechanism.
Based on the above embodiment, further, an elastic rod 340 is disposed on the paw 320, and the elastic rod 340 is located at the front end of the paw 320 for hooking the tube.
The elastic rod 340 is arranged on the paw 320, when the paw clamps the oil pipe 800 on the pipe racking mechanism, the elastic rod 340 helps to move the oil pipe 800 which cannot be clamped by the paw 320 of the paw under the action of the elastic rod 340 to the paw 320, thereby facilitating the manipulator 130 to clamp the oil pipe 800.
As shown in fig. 8, based on the above embodiment, further, the present invention further includes a tubing lifting mechanism, and at least one side of the chassis 100 is provided with the tubing lifting mechanism; the oil pipe lifting mechanism comprises a lifting platform 350, a support 370 and a lifting hydraulic cylinder 360; the lifting hydraulic cylinder 360 is arranged on the support 370, the lifting platform 350 is arranged on the lifting hydraulic cylinder 360, the upper surface of the lifting platform 350 is an inclined plane 380, and the oil pipe 800 on the lifting platform 350 rolls to the manipulator 130 along the inclined plane 380.
As shown in fig. 1, the oil pipe lifting mechanism may be disposed on any one of the upper and lower sides of the chassis 100, or may be disposed on both sides of the chassis 100.
When the pipe is lowered, the manipulator 130 needs to clamp the oil pipe 800, so that the manipulator 130 can conveniently clamp the oil pipe 800, the oil pipe 800 is placed on the lifting platform 350 on the oil pipe lifting mechanism, and the lifting platform 350 is lifted under the action of the lifting hydraulic cylinder 360; when the tubing 800 of the lower pipe is positioned on the lift platform 350, the lift cylinder 360 raises the lift platform 350 to the desired position. Because of the bevel 380 on the lift platform 350, the oil pipe 800 rolls down to the lowest position of the lift platform 350, which is suitable for the robot 130 to grab the pipe.
Based on the above embodiments, further, the support 370 is provided with a guide post 390, and the lifting platform 350 is sleeved on the guide post 390.
In order to enable the lifting platform 350 to be lifted smoothly, a guide post 390 is further disposed on the support 370, the lifting platform 350 is lifted along the guide post 390, and the guide post 390 is disposed at a position not to prevent the oil pipe 800 from rolling on the lifting platform 350.
The pipe grabbing mechanism of the oilfield workover treatment device is arranged on the adjusting and centering device, under the action of the first direction adjusting mechanism 400, the adjusting and centering device can enable the pipe grabbing mechanism to move in a first direction, under the action of the second direction adjusting mechanism 500, the pipe grabbing mechanism can move in a second direction, and the first pipe grabbing mechanism and the second pipe grabbing mechanism are matched to enable the pipe grabbing mechanism to move in a two-dimensional plane.
The centering device is adjusted to enable the pipe grabbing mechanism to move on a two-dimensional plane, when the pipe grabbing mechanism is installed, the transverse moving track of the pipe grabbing mechanism and the wellhead 290 are not in the same straight line, and after the operation machine is installed, the centering device is adjusted, so that the requirement on the accuracy of the installation operation machine can be lowered.
The derrick 600 is generally provided with a guiding device of the elevator 700, so that the elevator 700 is always kept unchanged from the position of the wellhead 290 after centering the wellhead 290 once, and the influence of wind and wind in windy weather can be avoided.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (12)
1. An oil field well workover operation device is characterized by comprising a chassis, an adjusting and centering device and a pipe grabbing mechanism;
the adjusting and centering device is arranged on the chassis and is connected with the pipe grabbing mechanism;
the adjusting and centering device comprises a first direction adjusting mechanism and a second direction adjusting mechanism, the first direction adjusting mechanism is used for enabling the pipe grabbing mechanism to move along a first direction, and the second direction adjusting mechanism is used for enabling the pipe grabbing mechanism to move along a second direction; so that the first direction adjusting mechanism and the second direction adjusting mechanism are matched to drive the pipe grabbing mechanism to move in a two-dimensional horizontal plane.
2. The oilfield workover treatment device of claim 1, wherein the adjustment centering device further comprises a first sliding portion and a second sliding portion; the pipe grabbing mechanism is arranged on the second sliding part;
the first sliding part is connected with the second sliding part, one end of the first direction adjusting mechanism is connected with the chassis, the other end of the first direction adjusting mechanism is connected with the first sliding part, and the first direction adjusting mechanism enables the first sliding part and the second sliding part to move on the chassis along a first direction;
the second sliding part is arranged on the chassis, one end of the second direction adjusting mechanism is connected with the first sliding part, the other end of the second direction adjusting mechanism is connected with the second sliding part, and the second direction adjusting mechanism enables the second sliding part to move along a second direction.
3. The oilfield workover treatment device of claim 2, wherein a base is fixedly connected to the second sliding portion; one end of the second direction adjusting mechanism is connected with the base on the second sliding part;
the base is hinged with a pipe grabbing and lifting mechanism, and the pipe grabbing mechanism is fixedly connected to the pipe grabbing and lifting mechanism.
4. The oilfield workover treatment device of claim 2, further comprising a service workstation comprising:
the fixed workbench is used for being installed at the wellhead;
and/or the swing type workbench is arranged on a telescopic beam on the base, and the telescopic beam is used for adjusting the height of the swing type workbench;
and/or the folding type working platform is arranged on a telescopic beam hinged on the base, and the telescopic beam is used for adjusting the height of the folding type working platform.
5. The oilfield workover rig of claim 4, wherein the service platform comprises a folding work bench comprising a support platform, a drive mechanism, and a collar locator racking mechanism;
the driving mechanism is arranged below the supporting platform, the lower end of the driving mechanism is hinged with the telescopic beam, and the upper end of the driving mechanism is hinged on the supporting platform;
the driving mechanism enables the supporting platform to rotate along the hinged position of the supporting platform and the telescopic beam, and enables the supporting platform to be fixed at any position in a rotating track;
the support platform is provided with a hydraulic clamp and a splash-proof buckle butt-joint device, and the hydraulic clamp and the splash-proof buckle butt-joint device can stretch out and draw back along the length direction of the support platform;
the coupling positioner turnover mechanism is positioned below the supporting platform and comprises a coupling positioner, a fixing plate and a rotating shaft; the coupling positioner is hinged to the fixing plate through a rotating shaft, a turning hydraulic cylinder is hinged to the fixing plate, one end of the turning hydraulic cylinder is hinged to the fixing plate, the other end of the turning hydraulic cylinder is hinged to the coupling positioner, and the turning hydraulic cylinder enables the coupling positioner to turn along the rotating shaft;
and a safety slip is arranged below the coupling positioner and is arranged at the wellhead and fixedly connected with the wellhead.
6. The oilfield workover treatment device of claim 4, wherein the maintenance platform comprises a swing platform comprising a swing bracket, a swing hydraulic cylinder, and a collar locator;
the swing support is hinged to the telescopic beam, one end of the swing hydraulic cylinder is hinged to the telescopic beam, the other end of the swing hydraulic cylinder is hinged to the swing support, the swing hydraulic cylinder can enable the swing support to rotate in the horizontal direction along the hinged position of the swing support and the telescopic beam, and the swing support can be fixed at any position in a rotating track;
the swing bracket is provided with a hydraulic clamp and a splash-proof buckle butt-joint device, and the hydraulic clamp and the splash-proof buckle butt-joint device can stretch out and draw back along the length direction of the swing bracket;
the coupling locator is located swing support below, just the coupling locator sets up on the safety slip.
7. The oilfield workover rig of claim 4, wherein the service platform comprises a stationary platform comprising a platform support, hydraulic tongs, a collar locator, a safety slip, and a splash guard;
the platform support is provided with a hydraulic clamp and a splash-proof buckle butt-joint device, and the hydraulic clamp and the splash-proof buckle butt-joint device can stretch out and draw back along the length direction of the platform support;
the hoop positioner is positioned below the splash-proof aligning device and can stretch out and draw back along the length direction of the platform support;
the safety slip is fixedly connected to the lower end of the platform support and is fixedly connected with a wellhead.
8. The oilfield workover treatment device of claim 3, wherein the pipe gripping and lifting mechanism comprises an upright arm and a lifting hydraulic cylinder, the upright arm is hinged on the base, one end of the lifting hydraulic cylinder is hinged with the upper part of the upright arm, and the other end of the lifting hydraulic cylinder is hinged on the second sliding part;
the base is hinged with a pipe grabbing and lifting mechanism, the pipe grabbing mechanism is fixed on an upright arm on the pipe grabbing and lifting mechanism, and the lifting hydraulic cylinder enables the upright arm to rotate along the hinged position of the upright arm and the base.
9. The oilfield workover treatment device of claim 3, wherein the pipe gripping mechanism comprises a manipulator and a swing cylinder; two ends of the swing oil cylinder are respectively connected with one manipulator, and the swing oil cylinder can enable the manipulator to rotate along with the swing oil cylinder;
the manipulator comprises a paw, a paw inner tile and a force arm, wherein one end of the force arm is connected with the swing oil cylinder, and the other end of the force arm is provided with the paw; and a paw inner tile is arranged in the paw.
10. The oilfield workover treatment device of claim 9, wherein the gripper is provided with an elastic rod at a front end thereof for hooking the pipe.
11. The oilfield workover treatment device of claim 9, further comprising a tubing elevator mechanism, the tubing elevator mechanism being disposed on at least one side of the chassis;
the oil pipe lifting mechanism comprises a lifting platform, a support and a lifting hydraulic cylinder; the lifting hydraulic cylinder is arranged on the support, the lifting platform is arranged on the lifting hydraulic cylinder, the upper surface of the lifting platform is an inclined plane, and an oil pipe on the lifting platform rolls to the manipulator along the inclined plane.
12. The oilfield workover treatment device of claim 11, wherein the support is provided with a guide post, and the lifting platform is sleeved on the guide post.
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| CN201911078673.8A CN110685617B (en) | 2019-11-05 | 2019-11-05 | Oilfield workover operation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911078673.8A CN110685617B (en) | 2019-11-05 | 2019-11-05 | Oilfield workover operation device |
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| CN110685617B CN110685617B (en) | 2024-04-26 |
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