CN115613978A - Vehicle-mounted workover rig vertical box type automatic minor repair operation integrated equipment and operation process - Google Patents
Vehicle-mounted workover rig vertical box type automatic minor repair operation integrated equipment and operation process Download PDFInfo
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- CN115613978A CN115613978A CN202211182817.6A CN202211182817A CN115613978A CN 115613978 A CN115613978 A CN 115613978A CN 202211182817 A CN202211182817 A CN 202211182817A CN 115613978 A CN115613978 A CN 115613978A
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- 230000008439 repair process Effects 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 51
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- 230000007246 mechanism Effects 0.000 claims abstract description 123
- 230000010354 integration Effects 0.000 claims abstract description 16
- 230000007306 turnover Effects 0.000 claims description 64
- 230000009471 action Effects 0.000 claims description 19
- 238000009434 installation Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 2
- 238000005086 pumping Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process 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
- E21B19/16—Connecting or disconnecting pipe couplings or joints
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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
- E21B19/06—Elevators, i.e. rod- or tube-gripping devices
- E21B19/07—Slip-type elevators
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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
- E21B19/14—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
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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
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- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a vehicle-mounted workover rig vertical box type automatic minor repair operation integrated equipment and an operation process. This sucker rod mechanized small overhaul operation integrated equipment of on-vehicle workover rig is by the telescopic guide rail of suit, the humanoid support, humanoid support guiding mechanism, straining device is connected to the well head, on-vehicle workover rig, well head direction connecting plate, well head positioning pin axle, well head catwalk location backup pad, the vertical catwalk of upset, the vertical catwalk guiding mechanism of upset, slips and the mechanism of breaking out on going up, the elevator, elevator guiding mechanism etc. constitute, wherein telescopic guide rail of suit is by last slide rail, lower slide rail and gyro wheel are constituteed, it passes through the gyro wheel connection to go up slide rail and lower slide rail. Compared with the prior art, the catwalk is divided into the overturning vertical catwalk and the sleeved telescopic guide rail, so that the vehicle-mounted integration of the pumping rod minor repair operation equipment is facilitated; the turning vertical catwalk is positioned by relying on a wellhead after a guide part and a guide lifting part are removed on the basis of the patent.
Description
Technical Field
The invention relates to a sucker rod minor repair operation machine and the technical field, in particular to a sucker rod mechanical minor repair operation integrated equipment mechanism, an operation technical scheme mechanism and an operation technical scheme based on a vehicle-mounted workover rig.
Background
The well repair operation is the most common form of oil field, and is divided into minor repair operation and major repair operation, wherein the minor repair operation mainly comprises operations of pump inspection, process change, sand washing and the like by lifting and lowering a transport pipe column to complete the operation task. At present, the main flow sucker rod operation process is characterized in that: the method is completed by machinery and manpower. The lifting of the sucker rod drives the elevator mainly through hooking, at least 2 elevators circulate in the center of the big hook and the well mouth, and the elevator is completely and manually carried and hooked; the upper shackle part of the pipe column uses upper shackle tongs, and the main upper shackle process is still manually completed; the artifical sucker rod of transport of adopting more is in simple and easy guide rail, and the elevator blocks the flange of sucker rod and plays to rise the process, and the sucker rod slides to well head central point on the guide rail and puts, promotes, and the part plays to rise, and the part adopts elevator cooperation jack-up formula catwalk to play down the sucker rod, and whole operation process is artifical for giving first place to, and operating strength is high, and the operational environment is abominable. The minor repair work equipment mainly comprises an independent minor repair work machine and a vehicle-mounted minor repair work machine, and the vehicle-mounted minor repair work machine gradually becomes the mainstream.
An oil field well repairing operation process (patent number: ZL 202011048977.2) for realizing automation of a sucker rod realizes automation of minor repair operation of the sucker rod, the process realizes automation of minor repair operation of the sucker rod, a large-scale driver can monitor the minor repair operation process of the sucker rod in a central control room, workers are only needed to complete the installation process on the well, and the workers are basically not needed to work in the minor repair operation process of the sucker rod. The process reduces the labor intensity of workers and increases the working efficiency. Meanwhile, the automatic minor repair operation machine of the sucker rod also has certain problems: the catwalk cannot be integrated on the whole vehicle, two vehicles are needed for transportation, and the cost is relatively high; vertical guide rail on the catwalk is too heavy, is unfavorable for realizing on-vehicle integration.
The invention relates to a workover operation process, a turnover vertical catwalk, a power slip, an automatic elevator, a vehicle-mounted integrated process and other patents, which are issued and invented by the project team, and the invention comprises an oil field workover operation process (ZL 202011048977.2) for realizing the automation of a sucker rod, an integrated guide type vertical workover catwalk for well head positioning and a using method (ZL 202010998186.X), a double-petal jacking type sucker rod workover operation power slip and operation process (ZL202011093257.8), a tripping clamp and a method (ZL 2020103962.9) for realizing the automatic tripping of the sucker rod, an automatic elevator of the sucker rod for oil field workover operation and a using method (ZL202202011073476.X), an automatic elevator of the sucker rod for realizing the automatic aligning function and a using method (ZL202573843.2), an automatic elevator of the oil field workover operation and a using method (ZL340776.X), a sucker rod integrated process based on a mechanical workover machine and a vehicle-mounted integrated process (ZL 2024646) or an improved technology based on the oil field workover operation. This patent relies on above-mentioned patent, provides a realize on-vehicle integrated device and operation technology, realizes on-vehicle integration on general on-vehicle workover rig basis, and one of them well head location's integrated direction formula vertical operation workover catwalk and application method (ZL202010998186. X) provide one kind and rely on well head location, the vertical catwalk of upset that has guider, and this patent is applied to this patent, need remove direction part and direction to rise the part, and the structure is optimized and adjusted to the installation in adapting to on-vehicle workover rig opening, and rely on well head location installation.
Disclosure of Invention
The invention aims to realize vehicle-mounted integration of mechanical workover equipment, optimize existing oil field workover equipment with automatic sucker rods, finish the lifting and descending motion of the sucker rods on a suspension system, realize the screwing-on and screwing-off of the sucker rods by a power tong for screwing off the sucker rods, finish the 90-degree overturning and conveying of the sucker rods by an overturning vertical catwalk, finish the integral optimization design on the basis of realizing the control of a complete machine by a control system and realize the vehicle-mounted integration of the minor workover equipment of the sucker rods.
The invention relates to a sucker rod mechanical minor repair operation integrated device based on a vehicle-mounted workover rig, which adopts the technical scheme that: the sucker rod mechanical minor repair operation integrated equipment of the vehicle-mounted workover rig comprises a sleeved telescopic guide rail, a man-shaped support adjusting mechanism, a well mouth connecting and tensioning mechanism, a vehicle-mounted workover rig, a well mouth guide connecting plate, a well mouth positioning pin shaft, a well mouth catwalk positioning supporting plate, a turnover vertical catwalk adjusting mechanism, a slip and upper shackle mechanism, an elevator guide mechanism and the like, wherein the sleeved telescopic guide rail comprises an upper slide rail, a lower slide rail and a roller, and the upper slide rail is connected with the lower slide rail through the roller;
the sleeved telescopic guide rail is connected in an opening of a well frame of the vehicle-mounted workover rig through a guide rail well frame on the upper sliding rail, the height of the humanoid support is adjusted through a humanoid support adjusting mechanism, and the vertical direction angle of the sleeved telescopic guide rail is further adjusted; the well mouth connecting and tensioning mechanism consists of a winch and a flexible connecting rope, the winch is arranged on a well mouth guide connecting plate, the flexible connecting rope on the well mouth connecting and tensioning mechanism is connected with the lower end of the upper sliding rail, and the flexible connecting rope on the well mouth connecting and tensioning mechanism is adjusted to be tensioned and sleeved with the telescopic guide rail; the well head guide connecting plate and the well head positioning supporting plate are of semicircular structures, form a complete circle and are connected with a well head large four-way flange through bolts; the turnover vertical catwalk comprises a base, a lifting arm, a catwalk adjusting mechanism, supporting legs and the like, wherein the turnover vertical catwalk base is connected with a wellhead positioning supporting plate through a telescopic connecting rod, the turnover vertical catwalk adjusting mechanism is preferably a screw-nut mechanism and is arranged on the turnover vertical catwalk base, the other end of the turnover vertical catwalk adjusting mechanism is connected with the wellhead catwalk positioning supporting plate, the turnover vertical catwalk adjusting mechanism preferably adjusts the distance between the telescopic chain rod and the base so as to adjust the front-back distance between the turnover catwalk and the center of a wellhead, and the purpose of positioning by relying on the wellhead is achieved; the vertical catwalk of upset passes through well head locating pin hub connection well head direction backup pad, and the vertical catwalk of upset uses the well head locating pin as rotating the fulcrum, can realize whole upset and rely on the telescopic guide rail of suit to further along with the derrick upset to the derrick opening in, realize the on-vehicle integration of complete machine.
Preferably, the telescopic guide rail of the suit consists of an upper slide rail, a lower slide rail and a roller, the upper slide rail is connected with the lower slide rail through the roller, the elevator guide mechanism is installed on the outer surface of the lower slide rail, the elevator guide mechanism is connected with the elevator through a bolt, and the elevator can move up and down along the telescopic guide rail of the suit along with the elevator guide mechanism.
Preferably, when the elevator moves from bottom to top, the elevator moves upwards along the lowest end of the lower slide rail, when the elevator guide mechanism contacts the limit block at the upper end of the lower slide rail, the elevator and the lower slide rail are relatively static, the big hook drives the elevator and the lower slide rail to move upwards along the upper slide rail, and the process of the upward and downward movement is opposite to the process of the downward and upward movement of the elevator.
Preferably, the elevator guide mechanism is connected to the outer side of the lower slide rail of the sleeved telescopic guide rail, the elevator guide mechanism rolls on the lower slide rail through two rows of six rollers, the guide mechanism is connected with the elevator, so that the elevator can move along the sleeved telescopic guide rail in a guide manner, the big hook drives the elevator to move to the upper part of the lower slide rail from bottom to top along the lower slide rail, the elevator contacts the upper limit device on the lower slide rail, and the elevator drives the lower slide rail to continue to move along the upper slide rail until the upper slide rail limit device on the upper end of the upper slide rail stops; the situation that the upper sliding rail and the lower sliding rail move from top to bottom is opposite, the lower sliding rail moves downwards along the upper sliding rail under the action of gravity until reaching the lower limiting device of the upper sliding rail, and then continues to move along the lower sliding rail until reaching the lower limiting device of the lower sliding rail.
Preferably, a humanoid support and a humanoid support adjusting mechanism are installed inside a derrick of the vehicle-mounted workover rig, the humanoid support is of a sample frame structure consisting of a fixed support, a connecting rod, a roller and a sliding support, the humanoid support adjusting mechanism consists of a stepping motor, a lead screw and a nut, and the stepping motor in the humanoid support adjusting mechanism operates to drive the lead screw to rotate so as to enable the nut to drive the sliding support in the humanoid support to move along a straight line, so that the vertical distance between the roller and the fixed support is changed to adjust the position of the sleeved telescopic guide rail and the center of the wellhead to ensure that the elevator is coaxial with the wellhead.
Preferably, the upper end of the upper guide rail of the sleeved telescopic guide rail is hung on a derrick of the vehicle-mounted workover rig, the lower end of the upper guide rail of the sleeved telescopic guide rail is connected to a wellhead guide connecting plate through a flexible connecting rope in the wellhead connecting and tensioning mechanism and a tensioning winch, the sleeved telescopic guide rail can be tensioned by adjusting the flexible connecting rope on the wellhead connecting and tensioning mechanism, and the sleeved telescopic guide rail is ensured not to swing in the minor repair operation process.
Preferably, the telescopic connecting rod of the turnover vertical catwalk is connected with the wellhead guide supporting plate through a wellhead locating pin, the telescopic connecting rod is installed in rectangular steel below a base of the turnover vertical catwalk, the rectangular steel below the base plays a role in telescopic guiding of the telescopic connecting rod at the same time, the wellhead guide supporting plate is connected to a wellhead large cross joint through a bolt so as to achieve the purpose of locating by relying on a wellhead, and the turnover vertical catwalk realizes the turnover action of the turnover vertical catwalk by taking the wellhead locating pin as a rotating fulcrum; at the moment, the telescopic connecting rod enters the rectangular steel limit position under the base of the turnover vertical catwalk.
Preferably, the vertical catwalk of upset passes through the well head locating pin and connects well head direction backup pad, and well head direction backup pad passes through bolted connection on the big cross-flange of well head, has reached and has relied on the well head location purpose, and the vertical catwalk of upset uses the well head locating pin to realize the upset action of the vertical catwalk of upset as the rotation fulcrum.
Preferably, the telescopic guide rail of suit is installed in the opening of derrick, and the vertical catwalk of upset can overturn to in the derrick opening, and the telescopic guide rail of suit can realize the on-vehicle integration of sucker rod minor repair operation equipment with the design of the vertical catwalk of upset.
Preferably, the telescopic guide rail of suit and the vertical catwalk of upset all rely on the well head location and installation, and pipe/pole is to well head center when guaranteeing vertical operation, realize vertical taking over, embolia pipe/pole upper portion and upper tube/pole including the elevator and are to just lower pipe/pole, concrete operation: the center of the tail part of the vehicle-mounted workover rig is over against the center of a wellhead, and the distance is adjusted; lifting a derrick of the vehicle-mounted workover rig, and lifting an inner derrick; sleeving a telescopic guide rail and lowering, connecting a flexible connecting rope with a wellhead guide connecting plate, adjusting the wellhead connection tensioning mechanism to pre-tighten through an tensioning winch, and supporting the sleeved telescopic guide rail through a screw rod and a nut driven by an adjusting stepping motor to ensure that the center of the elevator is over against the center of the wellhead when the elevator falls to a workbench; the height of 4 supporting legs of the base of the turnover vertical catwalk is adjusted to adjust the angle of the lifting arm, so that the center of the lower-end pipe/rod is aligned with the center of a wellhead under the working condition that the clamping pipe/rod of the turnover vertical catwalk is turned over by 90 degrees, and meanwhile, the elevator can be smoothly sleeved at the upper end of the pipe/rod.
The invention provides a sucker rod mechanical minor repair operation integrated device based on a vehicle-mounted workover rig, which comprises the following working processes:
the whole machine is unfolded and works: after the vehicle-mounted workover rig reaches the designated position, the derrick begins to rise under the action of the hydraulic cylinder. After the vehicle-mounted workover rig reaches the designated position, the derrick starts to lift under the action of the hydraulic cylinder, and the vertical catwalk is overturned to lift along with the derrick. After the winch on the vehicle-mounted workover rig hoists the turnover vertical catwalk to be placed in place, the well head guide connecting plate is connected with the large four-way joint after the winch arrives at a preset position, the turnover vertical catwalk and the well head guide connecting plate are connected through a well head positioning pin shaft, after the turnover vertical catwalk is connected with a pivot, the winch continues to be placed, and the turnover vertical catwalk uses the connection point of the well head positioning pin shaft as the pivot to turn over for 90 degrees. When the turnover vertical catwalk is installed at a specified position, the winch is taken down from the turnover vertical catwalk, the wellhead catwalk positioning support plate is installed, one end of the wellhead catwalk positioning support plate is connected with a wellhead through a bolt, the other end of the wellhead catwalk positioning support plate is installed in a dovetail groove of the turnover vertical catwalk adjusting mechanism, and the front-back distance between the turnover vertical catwalk and the center of the wellhead is adjusted through the turnover vertical catwalk adjusting mechanism. After the arrangement of the turnover vertical catwalk is completed, the elevator, the slips and the upper shackle mechanism are installed, after the installation action is completed, the sleeved telescopic guide rail is adjusted, the height of the humanoid support is adjusted through the humanoid support adjusting mechanism, the vertical direction angle of the sleeved telescopic guide rail is further adjusted to ensure that the elevator and the wellhead equipment are coaxial, the wellhead connecting and tensioning mechanism starts to tension to fix the upper guide rail, and the sucker rod minor repair operation is performed after the adjustment of the sleeved telescopic guide rail is completed. The disassembly of the minor repair equipment of the sucker rod is the reverse action of the installation, so the detailed description is omitted here.
The patent is applicable to conventional model vehicle-mounted workover rigs in oil fields, including sleeved derricks and conventional bidding vehicle-mounted workover rigs, and is preferably applicable to medium-large vehicle-mounted non-guyed workover rigs with hook load of more than 60 tons.
By adopting the technical scheme, the invention has the beneficial effects that:
1. the integrated equipment and the operation process for the vertical box type automatic minor repair operation of the vehicle-mounted workover rig realize vehicle-mounted integration while taking the advantages of the original oil field workover operation process (patent number: CN 202011048977.2) for realizing the automation of the sucker rod into consideration.
2. Compared with an integrated guide type vertical operation well repairing catwalk positioned at a wellhead and a using method (the patent number is CN202010998186. X), the catwalk is optimally designed and divided into a turnover vertical catwalk and a sleeved telescopic guide rail, so that the vehicle-mounted integration of the pumping rod small repair operation equipment is favorably realized; the turning vertical catwalk is positioned by relying on a wellhead after a guide part and a guide lifting part are removed on the basis of the patent.
3. According to the automatic small workover integrated equipment and the operation process for the vertical box type of the vehicle-mounted workover rig, the mechanical small workover integrated equipment for the sucker rod based on the vehicle-mounted workover rig can reduce the number of the vehicle-mounted workover rigs, realize the integration of a whole vehicle, reduce the cost of small workover operation of the sucker rod, and improve the transportation convenience and the operation rapidness.
Drawings
FIG. 1 is a schematic diagram of a sucker rod mechanized minor repair work integrated equipment mechanism based on a vehicle-mounted workover rig during a workover operation;
FIG. 2 is a schematic view of a sucker rod mechanized small workover integrated equipment mechanism based on a vehicle-mounted workover rig in a transportation state;
FIG. 3 is a schematic view of the sucker rod mechanized small workover integrated equipment mechanism based on the vehicle-mounted workover rig when the telescopic derrick is turned over by 90 degrees;
FIG. 4 is a schematic diagram of a winch in a mechanical minor repair work integrated equipment mechanism of a sucker rod based on a vehicle-mounted well repair work machine driving an overturning vertical catwalk to rotate by 45 degrees;
FIG. 5 is a schematic diagram of a winch in a mechanical minor repair work integrated equipment mechanism of a sucker rod based on a vehicle-mounted well repair work machine lowering an overturning vertical catwalk to the ground;
FIG. 6 is a schematic view of telescopic guide rails sleeved in a mechanical minor repair work integrated equipment mechanism of a sucker rod based on a vehicle-mounted workover rig;
FIG. 7 is a cross-sectional view of a telescopic guide rail sleeved in a mechanical minor repair work integrated equipment mechanism of a sucker rod based on a vehicle-mounted workover rig;
FIG. 8 is a schematic view of an elevator guiding mechanism in a mechanical minor repair work integrated equipment mechanism of a sucker rod based on a vehicle-mounted workover rig;
FIG. 9 is a schematic view of the connection between the well head connection tensioning mechanism and the telescopic guide rail set in the integrated equipment mechanism for the mechanical minor repair work of the sucker rod based on the vehicle-mounted workover rig;
FIG. 10 is a schematic view of the installation of the man-shaped bracket and its adjusting mechanism in the integrated equipment mechanism for mechanical minor workover treatment of the sucker rod based on the vehicle-mounted workover rig;
FIG. 11 is a schematic view of a well head guide connection plate in a mechanical minor repair work integrated equipment mechanism of a sucker rod based on a vehicle-mounted workover rig;
FIG. 12 is a partial view of the near wellhead end of the light duty catwalk in a sucker rod mechanized small workover integrated equipment mechanism based on a vehicle-mounted workover rig;
fig. 13 is a schematic diagram of the connection of the large four-way and well head guide connecting plate and well head catwalk positioning support plate in the integrated equipment mechanism for the mechanical minor repair operation of the sucker rod based on the vehicle-mounted workover rig.
In the figure: the device comprises a telescopic guide rail 1 in a sleeving mode, an upper slide rail 1.1, a lower slide rail 1.2, a roller 1.3, an upper limit of the upper slide rail 1.1.2, a lower limit of the upper slide rail 1.2, a lower limit of the lower slide rail 1.2.2, a 2-shaped support, a 2.1 fixed support, a 2.2 connecting rod, a 2.3 roller, a 2.4 sliding support, a 3-shaped support adjusting mechanism, a 3.1 stepping motor, a 3.2 lead screw, a 3.3 nut, a 4-wellhead connecting and tensioning mechanism, a 4.1 tensioning winch, a 4.2 flexible connecting rope, a 5-vehicle-mounted workover rig, a 6-wellhead guide connecting plate, a 7-wellhead positioning pin shaft, an 8-wellhead catwalk positioning support plate, a 9-turning vertical catwalk, a 9.1 base, a 9.2 telescopic connecting rod, a 9.3 supporting leg, a 10-turning vertical catwalk adjusting mechanism, a 11 and a fastening mechanism, a 12 elevator, a 13-in elevator, a 13.1 elevator guide mechanism, a 13.2 elevator guide mechanism, and a 13.3-in elevator connecting mechanism.
Detailed Description
The sleeved telescopic guide rail 1 consists of an upper slide rail 1.1, a lower slide rail 1.2 and a roller 1.3, the upper slide rail 1.1 is connected with the lower slide rail 1.2 through the roller 1.3, an elevator guide mechanism 13 is installed on the lower slide rail 1.2, the elevator guide mechanism 13 is connected with an elevator 12 through a bolt, and the elevator 12 can move up and down along the sleeved telescopic guide rail 1 along with the elevator guide mechanism 13.
The outer side of the lower sliding rail 1.2 of the sleeved telescopic guide rail 1 is connected with an elevator guiding mechanism 13, the elevator guiding mechanism 13 rolls on the lower sliding rail 1.2 through two rows of six rollers, and the guiding mechanism 13 is connected with an elevator, so that the elevator can move along the sleeved telescopic guide rail 1 in a guiding mode.
The sleeved telescopic guide rail 1 consists of an upper slide rail 1.1, a lower slide rail 1.2, a roller 1.3, an upper limit 1.1.1 of the upper slide rail, a lower limit 1.1.2 of the upper slide rail, an upper limit 1.2.1 of the lower slide rail and a lower limit 1.2.2 of the lower slide rail, wherein the upper slide rail 1.1 and the lower slide rail 1.2 are connected through the roller 1.3, and an elevator guide mechanism 13 is installed on the lower slide rail 1.2. The sliding rail moves: the big hook drives the elevator 12 to move to the upper part of the lower slide rail 1.2 from bottom to top along the lower slide rail 1.2, the elevator contacts with the device with the upper limit 1.2.1 on the lower slide rail 1.2, the elevator 12 and the lower slide rail 1.2 are relatively static, and the elevator drives the lower slide rail 1.2 to continue to move along the upper slide rail 1.1 until the device with the upper limit 1.1.1 on the upper slide rail on the upper end of the upper slide rail 1.1; the situation that the elevator moves from top to bottom is opposite, the lower sliding rail 1.2 moves downwards along the upper sliding rail 1.1 under the action of gravity until reaching the device of the lower limiting position 1.1.2 of the upper sliding rail 1.1, at the moment, the elevator 12 and the lower sliding rail 1.2 are relatively static, and then continues to move along the lower sliding rail 1.2 until the lower limiting position 1.2.2 of the lower sliding rail stops.
A man-shaped support 2 and a man-shaped support adjusting mechanism 3 are installed inside a derrick of the vehicle-mounted workover rig 5, the man-shaped support 2 consists of a fixed support 2.1, a connecting rod 2.2, a roller 2.3 and a sliding support 2.4, the man-shaped support adjusting mechanism 3 consists of a stepping motor 3.1, a lead screw 3.2 and a nut 3.3, the stepping motor 3.1 in the man-shaped support adjusting mechanism 3 operates to drive the lead screw 3.2 to rotate, so that the nut 3.3 drives the sliding support 2.4 in the man-shaped support 2 to move along a straight line, further, the vertical distance of the roller 2.3 relative to the fixed support 2.1 is changed to adjust the positions of the sleeved telescopic guide rail 1 and the center of a well mouth so as to ensure that the elevator 12 is coaxial with the well mouth, and ensure that the sleeved telescopic guide rail 1 does not swing in the minor repair operation process.
The base 9.1 square steel installation suit telescopic connecting rod 9.2 of upset vertical catwalk 9, telescopic connecting rod 9.2 is connected to the well head through locating pin 7, well head guide connecting plate 6, adjusts upset vertical catwalk 9 and well head distance through upset vertical catwalk guiding mechanism 10 on the base 9.1, ensures that the lift arm of upset vertical catwalk 9 centre gripping pipe pole upset back pipe pole lower extreme just is well head center, realizes upset vertical catwalk and relies on through the well head location.
The turnover vertical catwalk 9 is connected with a wellhead guide support plate 6 through a wellhead positioning pin 7, the wellhead guide support plate 6 is connected on a wellhead large four-way flange through a bolt, and the turnover vertical catwalk 9 realizes the turnover action of the turnover vertical catwalk 9 by taking the wellhead positioning pin 7 as a rotation fulcrum;
the telescopic guide rail of suit 1 is installed in the opening of derrick, and upset vertical catwalk 9 can overturn to the derrick opening in, and the telescopic guide rail of suit 1 can realize the on-vehicle integration of sucker rod minor repair operation equipment with the design of upset vertical catwalk 9.
The telescopic guide rail 1 of suit and the vertical catwalk 9 of upset all rely on well head location and installation, and pipe/pole is to just well head center when guaranteeing vertical operation, realize vertical taking over, embolia pipe/pole upper portion and upper tube/pole including the elevator and are to just low tube/pole, concrete operation: the center of the tail part of the vehicle-mounted workover rig 5 is over against the center of a wellhead, and the distance is adjusted; the derrick of the vehicle-mounted workover rig 5 is lifted, and the inner derrick is lifted; the sleeved telescopic guide rail 1 is lowered, the flexible connecting rope 4.2 is connected with a wellhead guide connecting plate 6, the wellhead connecting tensioning mechanism 4 is adjusted to be pre-tightened through the tensioning winch 4.1, the lead screw 3.2 and the nut 3.3 are driven through the stepping motor 3.1, the sleeved telescopic guide rail 1 is supported, and when the elevator falls to the workbench, the center of the elevator is opposite to the center of the wellhead; the pipe/rod lifting arm is clamped by the turnover vertical catwalk 9 and turned over by 90 degrees, the center of the lower end pipe/rod is aligned with the center of a wellhead, and the heights of 4 support legs 9.3 of a base 9.1 of the turnover vertical catwalk 9 are adjusted to realize the angle of the lifting arm, so that the elevator can be smoothly sleeved into the upper end of the pipe/rod.
The invention provides a use method of a sucker rod mechanical minor repair operation integrated device based on a vehicle-mounted workover rig, which comprises the following processes:
referring to fig. 2, under the transport condition, the telescopic guide rail 1 of suit is installed in the derrick opening on-vehicle workover rig 5 with the vertical catwalk 9 of upset, and the headframe on upper rail 1.1 one end of telescopic guide rail 1 of suit is connected with the derrick on-vehicle workover rig 5, and tensioning mechanism 4 is connected with well head direction backup pad 6 through the well head to one end, and the connection this moment is the flexible coupling. An elevator 12 and a slip and make-up module 11 are placed at the rear of the vehicle workover rig 5.
Referring to fig. 3-5, 10, 12 and 13, when the vehicle-mounted workover rig 5 reaches a specified position, the elevator 12 and the slip and upper shackle module 11 are moved out of the vehicle-mounted workover rig 5 and placed on the ground, a derrick on the vehicle-mounted workover rig 5 starts to slowly turn over to the specified position under the action of a hydraulic cylinder, and the turning vertical catwalk 9 is raised along with the hydraulic cylinder. When the derrick reaches the set position, the hydraulic cylinder on the vehicle-mounted workover rig 5 stops working, and the winch hangs the hanging ring at the far wellhead end of the turnover vertical catwalk 9 to move downwards. When moving to the appointed position down, pass through bolted connection with big cross of well head guide support plate 6 and well head, simultaneously with well head guide support plate 6 with upset vertical catwalk 9 through well head positioning pin 7 connection. When the turnover vertical catwalk 9 reaches a preset position, the winch continues to move downwards, and the turnover vertical catwalk 9 turns over for 90 degrees by taking the wellhead positioning pin shaft 7 as a supporting point to reach a pre-working position of the turnover vertical catwalk 9. A wellhead worker takes the winch off the lifting ring of the turnover vertical catwalk 9, installs the wellhead catwalk positioning support plate 8, the vertical catwalk adjusting mechanism 10 of upset adjusts the vertical catwalk 9 of upset and well head center fore-and-aft distance and can realize that sucker rod and slips and upper shackle mechanism 11, elevator 12 are coaxial after guaranteeing upset arm upset 90 on the vertical catwalk 9 of upset.
Referring to fig. 1, 5, 8, 9 and 12, after the arrangement of the turnover vertical catwalk is completed, the derrick is extended to a predetermined position under the action of the hydraulic cylinder, and then the hook starts to operate. And (3) installing the elevator guide mechanism 13 on the sleeved telescopic guide rail 1 from the lower end of the upper guide rail 1.2, and continuing to install the elevator 12 after the elevator guide mechanism 13 is installed. After the elevator 12 is installed, the hook lifts the elevator 12 to the highest point to be ready for installing the slips and the upper shackle mechanism 11, and the slips and the upper shackle module 11 are installed on a small four-way of a wellhead. After the installation process of all the devices is completed, the height of the human-shaped support 2 is adjusted by the human-shaped support adjusting mechanism 3, and the vertical direction angle of the sleeved telescopic guide rail 1 is further adjusted to ensure that the elevator and the wellhead device are coaxial. After the centering action is finished, the wellhead connecting and tensioning mechanism 4 starts to tension to fix the upper guide rail 1.1. And the installation of the sucker rod workover equipment is completed.
Referring to fig. 1 and 6, in the process of lifting the sucker rod, the hook drives the elevator 12 to move downwards along the sleeved telescopic guide rail 1 to the upper end surface of the slips and the upper shackle module 11. After the sucker rod is clamped, the elevator 12 moves upwards, the slips in the slips and the upper shackle module 11 are opened, the elevator firstly moves to the top end of the upper guide rail 1.2 from the bottom end of the upper guide rail 1.2 of the sleeved telescopic guide rail 1, the hook continuously moves upwards after the elevator reaches the top end, and the upper guide rail 1.2 of the sleeved telescopic guide rail 1 integrally moves upwards along the upper guide rail 1.1 to reach the initial position. In the process that the elevator moves up, the mechanical arm on the turnover vertical catwalk 9 starts to turn over, when the elevator arrives at the initial position, the mechanical arm on the turnover vertical catwalk 9 completes 90-degree turnover action, the mechanical hand on the mechanical arm flexibly clamps the sucker rod, the elevator 12 loosens the sucker rod and continues to move up, the upper shackle clamp in the slips and the upper shackle module 11 completes the upper shackle action and returns, the mechanical hand on the mechanical arm clamps the sucker rod firmly, and the mechanical arm returns to complete the process of starting up the sucker rod. The process of pumping down the sucker rod is opposite to that of pumping up the sucker rod, so the process is not described in detail herein.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention, and the invention is therefore not to be limited to the embodiments illustrated herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an automatic small repair operation integrated equipment of on-vehicle workover rig grudging post box which characterized in that: the well head connecting and tensioning device comprises a sleeved telescopic guide rail (1), a humanoid support (2), a humanoid support adjusting mechanism (3), a well head connecting and tensioning mechanism (4), a vehicle-mounted workover rig (5), a well head guiding connecting plate (6), a well head positioning pin shaft (7), a well head catwalk positioning supporting plate (8), a turnover vertical catwalk (9), a turnover vertical catwalk adjusting mechanism (10), a slip and upper buckle-off mechanism (11), an elevator (12), an elevator guiding mechanism (13) and the like, wherein the sleeved telescopic guide rail (1) comprises an upper slide rail (1.1), a lower slide rail (1.2) and a roller (1.3), the sleeved telescopic guide rail (1) is connected into a derrick frame of the vehicle-mounted workover rig (5) through a derrick guide rail on the upper slide rail (1.1) and is in contact with the humanoid support (2) installed in a derrick, the humanoid support adjusting mechanism (3) adjusts the height of the humanoid support (2), and further adjusts the vertical direction angle of the sleeved guide rail (1);
the wellhead connecting and tensioning mechanism (4) is connected with a wellhead guide connecting plate (6), a flexible connecting rope (4.2) on the wellhead connecting and tensioning mechanism (4) is connected with the lower end of an upper sliding rail (1.1), and a tensioning winch (4.1) is used for adjusting the flexible connecting rope on the wellhead connecting and tensioning mechanism (4) to tension and sleeve a telescopic guide rail (1);
the well mouth guide connecting plate (6) and the well mouth positioning supporting plate (7) are both of semicircular structures, form a whole circle, are connected with a large four-way flange of the well mouth through bolts, and achieve the purpose of positioning by relying on the well mouth;
the wellhead positioning support plate (8) is connected with an overturning vertical catwalk (9), and the overturning vertical catwalk (9) adjusts the vertical distance and the front-back distance from the center of a wellhead through an overturning vertical catwalk adjusting mechanism (10) so as to ensure that the sucker rod is coaxial with the elevator and the slips after being overturned;
the turnover vertical catwalk (9) is connected with the wellhead guide support plate (6) through the wellhead positioning pin shaft (7), the turnover vertical catwalk (9) uses the wellhead positioning pin (7) as a rotation fulcrum, can realize integral turnover and depends on the sleeved telescopic guide rail (1), and further realizes vehicle-mounted integration of the whole machine along with turnover of the derrick to the opening of the derrick.
2. The vehicle-mounted workover rig setback box type automated minor repair work integrated equipment as claimed in claim 1, wherein: the telescopic guide rail (1) of suit includes slide rail (1.1), lower slide rail (1.2) and gyro wheel (1.3), goes up slide rail (1.1) and connects through gyro wheel (1.3) with lower slide rail (1.2), and elevator guiding mechanism (13) are installed on slide rail (1.2) down, and elevator guiding mechanism (13) pass through bolted connection with elevator (12), and elevator (12) can follow elevator guiding mechanism (13) and reciprocate along telescopic guide rail (1) of suit.
3. The vehicle-mounted workover rig setback box type automated minor repair work integrated equipment as claimed in claim 2, wherein: the outer side of a lower sliding rail (1.2) of the sleeved telescopic guide rail (1) is connected with an elevator guide mechanism (13), the elevator guide mechanism (13) rolls on the lower sliding rail (1.2) through two rows of six rollers, and the guide mechanism (13) is connected with an elevator, so that the elevator can move along the sleeved telescopic guide rail (1) in a guide manner.
4. The integrated equipment for the automatic small repair work of the vehicle-mounted workover rig with the vertical box type as claimed in claim 3, wherein: the telescopic guide rail of suit (1) still includes on the last slide rail spacing (1.1.1), go up under the slide rail spacing (1.1.2), down slide rail spacing (1.2.1), down slide rail spacing (1.2.2), go up on the slide rail spacing (1.1.1) and go up slide rail spacing (1.1.2) down and establish on last slide rail (1.1) separately, spacing (1.2.1), down slide rail spacing (1.2.2) are established down on slide rail (1.2) down on the slide rail down.
5. The vehicle-mounted workover rig setback type automated minor repair work integration apparatus according to claim 4, wherein: a humanoid support (2) and a humanoid support adjusting mechanism (3) are installed inside a derrick of the vehicle-mounted workover rig (5), the humanoid support (2) consists of a fixed support (2.1), a connecting rod (2.2), a roller (2.3) and a sliding support (2.4), the humanoid support adjusting mechanism (3) consists of a stepping motor (3.1), a lead screw (3.2) and a nut (3.3), and the stepping motor (3.1) in the humanoid support adjusting mechanism (3) operates to drive the lead screw (3.2) to rotate so that the nut (3.3) drives the sliding support (2.4) in the humanoid support (2) to move linearly and further change the vertical distance of the roller (2.3) relative to the fixed support (2.1) to adjust the positions of the sleeved telescopic guide rail (1) and a wellhead center so as to ensure that a wellhead elevator (12) is coaxial with the wellhead.
6. The vehicle-mounted workover rig setback type automated minor repair work integration apparatus according to claim 5, wherein: base (9.1) square steel installation suit telescopic connecting rod (9.2) of upset vertical catwalk (9), telescopic connecting rod (9.2) are connected to the well head through positioning pin axle (7), well head guide connecting plate (6), adjust upset vertical catwalk (9) and well head distance through upset vertical catwalk guiding mechanism (10) on base (9.1), guarantee that the lift arm centre gripping pipe pole of upset vertical catwalk (9) overturns back pipe pole lower extreme just to well head center, realize upset vertical catwalk and rely on through the well head location.
7. The vehicle-mounted workover rig setback type automated minor repair work integration apparatus according to claim 6, wherein: the turnover vertical catwalk (9) is connected with a wellhead guide support plate (6) through a wellhead positioning pin (7), the wellhead guide support plate (6) is connected with a wellhead large four-way flange through a bolt, and the turnover vertical catwalk (9) uses the wellhead positioning pin (7) as a rotation fulcrum to realize the turnover action of the turnover vertical catwalk (9).
8. The integrated equipment for the automatic small workover treatment of the vehicle-mounted workover rig with the vertical box type according to claim 7, wherein: the telescopic guide rail of suit (1) is installed in the opening of derrick, and above-mentioned upset vertical catwalk (9) can overturn to the derrick opening in, and the telescopic guide rail of suit (1) can realize the on-vehicle integration of sucker rod minor repair operation equipment with the design of upset vertical catwalk (9).
9. The integrated equipment for the automatic small repair work of the vehicle-mounted workover rig with the vertical box type as claimed in claim 8, wherein: the telescopic guide rail (1) and the turnover vertical catwalk (9) are positioned and installed by means of a well mouth, the pipe/rod is aligned to the center of the well mouth during vertical operation, vertical take-over is achieved, the telescopic guide rail and the turnover vertical catwalk comprise an elevator sleeved on the upper portion of the pipe/rod and an upper pipe/rod, and the pipe/rod is aligned to the lower pipe/rod, and the telescopic guide rail and the turnover vertical catwalk are specifically operated: the center of the tail part of the vehicle-mounted workover rig (5) is over against the center of a wellhead, and the distance is adjusted; a derrick of the vehicle-mounted workover rig (5) is lifted, and an inner derrick is lifted; the telescopic guide rail (1) is sleeved and placed downwards, the flexible connecting rope (4.2) is connected with a wellhead guide connecting plate (6), the wellhead connecting tensioning mechanism (4) is adjusted through the tensioning winch (4.1) to be pre-tensioned, the lead screw (3.2) and the nut (3.3) are driven through the stepping motor (3.1), the telescopic guide rail (1) is sleeved and supported, and when the elevator falls to a working platform, the center of the elevator is opposite to the center of the wellhead; the pipe/rod clamping lifting arm of the turnover vertical catwalk (9) is turned over by 90 degrees, the center of the lower end pipe/rod is aligned with the center of a wellhead, the heights of 4 support legs (9.3) of a base (9.1) of the turnover vertical catwalk (9) are adjusted, the angle of the lifting arm is realized, and the elevator can be smoothly sleeved at the upper end of the pipe/rod.
10. The operation process of the vehicle-mounted workover rig vertical box type automatic small workover treatment integrated equipment according to any one of claims 1 to 9, wherein the operation process comprises the following steps: the operation process comprises the following steps:
in a transportation state, the sleeved telescopic guide rail (1) and the turnover vertical catwalk (9) are installed in a derrick opening on the vehicle-mounted workover rig (5), one end of an upper guide rail (1.1) of the sleeved telescopic guide rail (1) is connected with a derrick on the vehicle-mounted workover rig (5), one end of the upper guide rail is connected with a wellhead guide support plate (6) through a wellhead connection tensioning mechanism (4), the connection is flexible connection, and an elevator (12), a slip and an upper shackle module (11) are placed at the tail part of the vehicle-mounted workover rig (5);
when the vehicle-mounted workover rig (5) reaches a specified position, the elevator (12), the slips and the upper shackle module (11) are moved out of the vehicle-mounted workover rig (5) and placed on the ground, a derrick on the vehicle-mounted workover rig (5) starts to slowly turn over to the specified position under the action of a hydraulic cylinder, the turning vertical catwalk (9) rises along with the lifting, when the derrick reaches the specified position, the hydraulic cylinder on the vehicle-mounted workover rig (5) stops working, the winch hangs a hanging ring at the far wellhead end of the turning vertical catwalk (9) to move downwards, when the derrick moves downwards to the specified position, the wellhead guide support plate (6) is connected with a wellhead large cross through a bolt, meanwhile, the wellhead guide support plate (6) and the turning vertical catwalk (9) are connected through a wellhead positioning pin shaft (7), when the turning vertical catwalk (9) reaches the preset position, the winch continues to move downwards, the turning catwalk (9) turns over by 90 degrees by taking the wellhead positioning pin shaft (7) as a supporting point to reach the pre-working position of the turning catwalk (9), the turning vertical catwalk (9), the lower clamping ring and the turning vertical catwalk (9) can be turned over, the distance of a sucker rod lifting rod (9) can be adjusted by adjusting mechanism, and the vertical catwalk can be adjusted by taking a lower clamping mechanism (9) and a coaxial rod turning mechanism (10) to achieve the coaxial line turning over, and the turning over mechanism, and the turning over of the turning over vertical catwalk (9);
after the arrangement of the turnover vertical catwalk is finished, the derrick extends to a set position under the action of a hydraulic cylinder, then a hook starts to act, an elevator guide mechanism (13) is installed on the sleeved telescopic guide rail (1) from the lower end of the upper guide rail (1.2), and an elevator (12) is continuously installed after the installation of the elevator guide mechanism (13) is finished; after the elevator (12) is installed, the elevator (12) is lifted to the highest point by a big hook to prepare for installation of a slip and an upper shackle mechanism (11), the slip and the upper shackle module (11) are installed on a small four-way of a wellhead, after installation of all equipment is completed, a man-shaped support adjusting mechanism (3) adjusts the height of a man-shaped support (2), the vertical direction angle of a sleeved telescopic guide rail (1) is further adjusted to ensure that the elevator is coaxial with wellhead equipment, and after centering action is completed, a wellhead connecting and tensioning mechanism (4) starts to tension to fix an upper guide rail (1.1), so that installation of sucker rod workover equipment is completed;
in the process of lifting the sucker rod, the hook drives the elevator (12) to move downwards to the upper end face of the slip and the upper tripping module (11) along the sleeved telescopic guide rail (1), after the sucker rod is clamped, the elevator (12) moves upwards, the slip and the slip in the upper tripping module (11) are opened, the elevator firstly moves from the bottom end of the upper guide rail (1.2) of the sleeved telescopic guide rail (1) to the top end of the upper guide rail (1.2), after the top end is reached, the hook continuously moves upwards, the upper guide rail (1.2) of the sleeved telescopic guide rail (1) integrally moves upwards along the upper guide rail (1.1) to reach an initial position, in the process of moving the elevator upwards, the mechanical arm on the overturning vertical catwalk (9) starts to overturn, when the elevator reaches the initial position, the mechanical arm on the overturning vertical catwalk (9) completes 90-degree overturning action, the mechanical arm clamps the sucker rod in a soft mode, the elevator (12) loosens the sucker rod, the sucker rod continuously moves upwards after the upper tripping action of the upper tripping pliers in the upper tripping module (11) is completed, the mechanical arm does not return, the mechanical arm does not clamp the sucker rod, the sucker rod is loosened, and the process of the sucker rod is opposite to the process of lifting process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211182817.6A CN115613978A (en) | 2022-09-27 | 2022-09-27 | Vehicle-mounted workover rig vertical box type automatic minor repair operation integrated equipment and operation process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211182817.6A CN115613978A (en) | 2022-09-27 | 2022-09-27 | Vehicle-mounted workover rig vertical box type automatic minor repair operation integrated equipment and operation process |
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| CN115613978A true CN115613978A (en) | 2023-01-17 |
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|---|---|---|---|
| CN202211182817.6A Withdrawn CN115613978A (en) | 2022-09-27 | 2022-09-27 | Vehicle-mounted workover rig vertical box type automatic minor repair operation integrated equipment and operation process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115949353A (en) * | 2023-03-13 | 2023-04-11 | 胜利油田康贝石油工程装备有限公司 | Workover operation system and method with vertical guiding lateral lifting follow-up manipulator |
-
2022
- 2022-09-27 CN CN202211182817.6A patent/CN115613978A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115949353A (en) * | 2023-03-13 | 2023-04-11 | 胜利油田康贝石油工程装备有限公司 | Workover operation system and method with vertical guiding lateral lifting follow-up manipulator |
| CN115949353B (en) * | 2023-03-13 | 2023-05-05 | 胜利油田康贝石油工程装备有限公司 | Workover system and method with vertical guide lateral lifting follow-up manipulator |
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