CN204827270U - Workover rig is pressed in oil field area - Google Patents
Workover rig is pressed in oil field area Download PDFInfo
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- CN204827270U CN204827270U CN201520656157.XU CN201520656157U CN204827270U CN 204827270 U CN204827270 U CN 204827270U CN 201520656157 U CN201520656157 U CN 201520656157U CN 204827270 U CN204827270 U CN 204827270U
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Abstract
The utility model provides a workover rig is pressed in oil field area. Main solve current workover rig and need additionally joining in marriage the auxiliary winch, workman intensity of labour is big, and the operation is complicated, and degree of automation is low, and well liquid leaks, and is dangerous, problem that the operating efficiency is low. Its characterized in that: frame (1) interior sliding connection has the inner tower, and the inner tower upper end is connected with the support device, is connected with chain formula hoisting device (2) between frame (1) and the inner tower, is connected with sliding seal device (3) in the inner tower on the well head, is connected with on the preventer of inner tower upper end break out pincers (4), and frame (1) one side is connected with automatic send a tub device (5). This workover rig is pressed in oil field area has does not need additionally to join in marriage the auxiliary winch, and workman intensity of labour is little, easy operation, and degree of automation is high, and well liquid does not leak, safe and reliable, characteristics that the operating efficiency is high.
Description
Technical field
The utility model relates to field of oil field oil extraction operation workover rig used, especially oil field workover rig with pressure.
Background technology
In field of oil field oil extraction, need during oil-water well operation, with workover rig, to utilize workover rig to play lower tubular column.And existing workover rig needs additionally to join auxiliary winch because reasons in structure exists, labor strength is large, and complicated operation, automaticity is low, and well liquid leaks, dangerous, the problem that operating efficiency is low, affects workover treatment efficiency.
Summary of the invention
Need additionally to join auxiliary winch to solve existing workover rig, labor strength is large, and complicated operation, automaticity is low, and well liquid leaks, dangerous, the problem that operating efficiency is low, and the utility model provides a kind of oil field workover rig with pressure.This oil field workover rig with pressure has not to be needed additionally to join auxiliary winch, and labor strength is little, simple to operate, and automaticity is high, and well liquid does not leak, safe and reliable, the feature that operating efficiency is high.
The technical solution of the utility model is: this oil field workover rig with pressure comprises frame, chain type lifting appliance, sliding sealing device, on unload clasp forceps and automatic feed tube device.Internal frame is slidably connected in frame, internal frame upper end is connected with supporting device, is connected with chain type lifting appliance, in internal frame, well head is connected with sliding sealing device between frame and internal frame, the preventer of internal frame upper end is connected with and unloads clasp forceps, frame side is connected with automatic feed tube device.Described chain type lifting appliance comprises sprocket deceleration device and hydraulic motor, frame lower is fixed with sprocket deceleration device and gear-box, gear-box be connected with drive sprocket and promote sprocket wheel, hydraulic motor is connected with sprocket deceleration device, sprocket deceleration device is connected with drive sprocket by driving chain, frame top is connected with top chain wheel seat, top chain wheel seat is connected with top chain wheel, Inner frame is slidably connected in frame, chain Connection Block is arranged at Inner frame bottom, lifting chain one end is connected on chain Connection Block, lifting chain is walked around top chain wheel and is promoted sprocket wheel and is connected to frame lower end.Described sliding sealing device comprises telescopic, lower outer cylinder, middle outer cylinder, upper outer cylinder, inner cylinder tube, lower inner cylinder tube, upper inner cylinder tube, telescopic lower end is connected with well head, be connected with lower outer cylinder by flange outside telescopic upper end, lower outer cylinder upper end is externally connected with outer cylinder box cupling, outer cylinder box cupling there is lower outer cylinder box cupling, outer cylinder during lower outer cylinder box cupling connects, middle outer cylinder upper end is externally connected with middle outer cylinder box cupling, there is upper outer cylinder box cupling middle outer cylinder box cupling upper end, upper outer cylinder box cupling upper end is connected with outer cylinder, upper outer cylinder upper end is connected with upper flange, outer cylinder box cupling, lower outer cylinder box cupling, sealing ring is had respectively in middle outer cylinder box cupling and upper outer cylinder box cupling, inner cylinder tube has annular boss outside lower end, inner cylinder tube is placed in lower outer cylinder, inner cylinder tube upper end is connected with lower inner cylinder tube lower end by lower inner cylinder tube box cupling, lower inner cylinder tube box cupling is placed between outer cylinder box cupling and lower outer cylinder box cupling, there is middle inner cylinder tube lower inner cylinder tube upper end, annular boss is had outside lower inner cylinder tube upper end, annular boss is had outside middle inner cylinder tube lower end, middle inner cylinder tube upper end is connected with upper inner cylinder tube by upper inner cylinder tube box cupling, upper inner cylinder tube box cupling is placed between outer cylinder box cupling and upper outer cylinder box cupling, annular boss is had outside upper inner cylinder tube upper end, sealing ring is had respectively in lower inner cylinder tube box cupling and upper inner cylinder tube box cupling.Unload clasp forceps on described and comprise base, top board, swing pinion, on unload clasp forceps, clamping clip, on unload clasp forceps regulate cylinder, base is connected on wellhead blowout preventor, submounts is vertically connected with guide pillar, guide pillar slidably connects clamping clip base plate and top board, be connected with clamping clip between base and clamping clip base plate and regulate cylinder, be connected with between base and top board and unload clasp forceps adjustment cylinder, on clamping clip base plate, correspondence is connected with 2 clamping clips, compression hydraulic cylinder is connected with in clamping clip, there is jaw piston the inner of compression hydraulic cylinder, swing pinion is connected with by hollow shaft under top board, swing pinion is meshed with driven wheel, under driven wheel is connected to hydraulic motor, hydraulic motor is connected on top board, below swing pinion, correspondence is connected with on 2 and unloads clasp forceps, on unload in clasp forceps and be connected with compression hydraulic cylinder, there is jaw piston the inner of compression hydraulic cylinder, below swing pinion, correspondence is connected with on 2 sucker rods and unloads clasp forceps, sucker rod unloads in clasp forceps and is connected with compression hydraulic cylinder, there is jaw piston the inner of compression hydraulic cylinder, base is connected with the basin that leaks, leak on basin and be connected with organ cover, be connected with organ cover between base and organ overlap to hoist cylinder.Described automatic feed tube device comprises oil pipe conveying rack, hoist slip wheel carrier, lower connecting rod, upper connecting rod, hydraulic wireline winch, regulating connecting rod, frame upper end is connected with swing pulley between two parties, swing pulley one side frame upper end and be connected with fixed pulley, oil pipe conveying rack lower end chain connection has lower connecting rod, lower connecting rod lower end is hingedly connected at and hoists in slip wheel carrier lower beam, the slip wheel carrier lower end that hoists is hingedly connected at frame lower, there is the roller rolled in frame the slip wheel carrier upper end that hoists, in the middle part of oil pipe conveying rack, chain connection has upper connecting rod, upper connecting rod lower end is hingedly connected at and hoists on the crossbeam of slip wheel carrier upper end, hydraulic wireline winch is connected to frame lower end, the wire rope that hydraulic wireline winch is wound around is walked around fixed pulley and is swung pulley and is connected to after in the middle part of oil pipe conveying rack, oil pipe conveying rack side is connected with handle, the inner connecting handle crank of handle, handle crank is connected with regulating connecting rod, regulating connecting rod is connected with rotating shaft, rotating shaft is connected with contiguous block, contiguous block is connected with upset crank, upset crank is connected with trip shaft, trip shaft is connected with oil pipe sideboard.
The utility model has following beneficial effect: this oil field workover rig with pressure slidably connects internal frame owing to adopting in frame, internal frame upper end is connected with supporting device, chain type lifting appliance is connected with between frame and internal frame, in internal frame, well head is connected with sliding sealing device, the preventer of internal frame upper end is connected with and unloads clasp forceps, frame side is connected with the structure of automatic feed tube device.Thus do not need additionally to join auxiliary winch, reduce labor strength, simplify the operation, improve automaticity, well liquid does not leak, safe and reliable, improve operating efficiency, and structure is simple.This oil field workover rig with pressure has thus does not need additionally to join auxiliary winch, and labor strength is little, simple to operate, and automaticity is high, and well liquid does not leak, safe and reliable, the feature that operating efficiency is high.
accompanying drawing illustrates:
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is Fig. 1 left views;
Accompanying drawing 3 is the utility model chain type lifting appliance structural representations;
Accompanying drawing 4 is the utility model automatic feed tube apparatus structure schematic diagrames;
Accompanying drawing 5 is the utility model sliding sealing device structural representations;
Accompanying drawing 6 be in Fig. 4 A-A to figure;
Accompanying drawing 7 is shackle wrench structure schematic diagrames on the utility model.
1-frame in figure, 2-chain type lifting appliance, 3-sliding sealing device, 4-unloads clasp forceps, 5-automatic feed tube device, 6-telescopic, outer cylinder under 7-, outer cylinder in 8-, the upper outer cylinder of 9-, 10-inner cylinder tube, inner cylinder tube under 11-, the upper inner cylinder tube of 12-, 13-swing pinion, 14-unloads clasp forceps, 15-clamping clip, 16-upper connecting rod, 17-leaks basin, 18-oil pipe conveying rack, 19-hoists slip wheel carrier, 20-lower connecting rod.
detailed description of the invention:
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in drawings, this oil field workover rig with pressure comprises frame 1, chain type lifting appliance 2, sliding sealing device 3, on unload clasp forceps 4 and automatic feed tube device 5.Internal frame is slidably connected in frame 1, internal frame upper end is connected with supporting device, supporting device plays helps sliding sealing device 3 to act on, chain type lifting appliance 2 is connected with between frame 1 and internal frame, the power that chain type lifting appliance 2 moves up and down as internal frame, driving effect internal frame moves up and down, well head is connected with sliding sealing device 3 in internal frame, when internal frame moves up, anti-leak effect is played by sliding sealing device 3, the preventer of internal frame upper end is connected with and unloads clasp forceps 4, on unload clasp forceps 4 Qi Shang oil discharge pipe or sucker rod effect, frame 1 side is connected with automatic feed tube device 5, automatic feed tube device 5 plays transfer tube or bar effect.Drive internal frame to move up and down by chain type lifting appliance 2, internal frame drive sliding sealing device 3 and on unload clasp forceps 4 and move up and down.After internal frame drives tubing string or roofbolt moves to design height, internal frame moves down sliding sealing device 3 and regains, tubing string or roofbolt out exposed, utilize automatic feed tube device 5 to catch tubing string or roofbolt, recycling unloaded clasp forceps 4 and unload open tubular column or roofbolt and connect, last will be managed by automatic feed tube device 5 or bar placement on the ground, namely do not need additionally to join auxiliary winch, high automation degree, high operating efficiency, leak without well liquid, safe and reliablely with pressurely complete work-over operation.
Described chain type lifting appliance 2 comprises sprocket deceleration device and hydraulic motor, frame 1 bottom is fixed with sprocket deceleration device and gear-box, gear-box be connected with drive sprocket and promote sprocket wheel, hydraulic motor is connected with sprocket deceleration device, sprocket deceleration device is connected with drive sprocket by driving chain, frame 1 top is connected with top chain wheel seat, top chain wheel seat is connected with top chain wheel, Inner frame is slidably connected in frame 1, chain Connection Block is arranged at Inner frame bottom, lifting chain one end is connected on chain Connection Block, lifting chain is walked around top chain wheel and is promoted sprocket wheel and is connected to frame lower end.Rotarily drive sprocket deceleration device by hydraulic motor to rotate, sprocket deceleration device driven gear case promotes sprocket rotation, thus realize lifting chain and drive moving up and down of Inner frame on chain Connection Block.This chain type lifting appliance 2 mainly realizes the lifting of Inner frame, sprocket deceleration device internal gear transmission is driven to drive driving chain to rotate by hydraulic motor, driving chain drives bottom sprocket rotation, bottom sprocket wheel drives lifting chain transmission, lifting chain passes through top chain wheel, namely drive Inner frame to rise by chain Connection Block or decline, Inner frame is connected with the pipe string of oil pipe, plays the operation of oil pipe and lower oil pipe when can realize well workover.This chain type lifting appliance 2 can realize counter dragging, large or raise suddenly when causing Inner frame to have the trend moved upward at down-hole pressure, chain lifting device is formed by sprocket deceleration device, hydraulic motor, bottom sprocket wheel, top chain wheel and lifting chain, Inner frame can be held and under certain speed, realize lifting and the whereabouts of Inner frame by chain lifting device, in addition, this chain type lifting appliance 2 lifting process is steadily stable, and one time hoisting depth does not limit by lift structure.
Described sliding sealing device 3 comprises telescopic 6, lower outer cylinder 7, middle outer cylinder 8, upper outer cylinder 9, inner cylinder tube 10, lower inner cylinder tube 11, upper inner cylinder tube 12.Telescopic 6 lower end is connected with well head, be connected with lower outer cylinder 7 by flange outside telescopic 6 upper end, lower outer cylinder 7 upper end is externally connected with outer cylinder box cupling, outer cylinder box cupling there is lower outer cylinder box cupling, outer cylinder 8 during lower outer cylinder box cupling connects, middle outer cylinder 8 upper end is externally connected with middle outer cylinder box cupling, there is upper outer cylinder box cupling middle outer cylinder box cupling upper end, upper outer cylinder box cupling upper end is connected with outer cylinder 9, upper outer cylinder 9 upper end is connected with upper flange, has sealing ring respectively in outer cylinder box cupling, lower outer cylinder box cupling, middle outer cylinder box cupling and upper outer cylinder box cupling, inner cylinder tube 10 has annular boss outside lower end, annular boss plays position-limiting action, inner cylinder tube 10 is placed in lower outer cylinder 7, inner cylinder tube 10 upper end is connected with lower inner cylinder tube 11 lower end by lower inner cylinder tube box cupling, lower inner cylinder tube box cupling is placed between outer cylinder box cupling and lower outer cylinder box cupling, there is middle inner cylinder tube lower inner cylinder tube 11 upper end, annular boss is had outside lower inner cylinder tube 11 upper end, annular boss is had outside middle inner cylinder tube lower end, annular boss plays position-limiting action, middle inner cylinder tube upper end is connected with upper inner cylinder tube 12 by upper inner cylinder tube box cupling, upper inner cylinder tube box cupling 6 is placed between outer cylinder box cupling 10 and upper outer cylinder box cupling 11, annular boss is had outside upper inner cylinder tube 12 upper end, annular boss plays position-limiting action, sealing ring is had respectively in lower inner cylinder tube box cupling and upper inner cylinder tube box cupling.When workover treatment, rise in the process of oil pipe, outside preventer drives the upper flange on outer cylinder 9 to move upward under external force, upper flange on upper outer cylinder 9 drives upper outer cylinder 9 and upper outer cylinder box cupling to move upward, sliding ring is studded with in upper outer cylinder box cupling, namely sealing ring slides on the outer wall of upper inner cylinder tube 12, treat that the spacing of inner cylinder tube 12 and upper outer cylinder box cupling contact, the effective travel of upper inner cylinder tube 12 is finished, upper outer cylinder box cupling moves upward together with upper inner cylinder tube 12, during upper inner cylinder tube 12 is driven by upper inner cylinder tube box cupling, inner cylinder tube moves upward, the outer wall of middle inner cylinder tube and middle outer cylinder box cupling relative sliding are until the effective travel of middle inner cylinder tube is finished, middle inner cylinder tube drives lower outer cylinder box cupling to move upward by outer cylinder 8 in the spacing drive of middle outer cylinder box cupling, lower outer cylinder box cupling slides until the effective travel of lower inner cylinder tube 11 is finished on the outer wall of lower inner cylinder tube 11, lower outer cylinder box cupling drives lower inner cylinder tube 11 to move upward, lower inner cylinder tube 11 moves upward together with inner cylinder tube 10 until the effective travel of inner cylinder tube 10 is finished, the spacing contact with outer cylinder box cupling of inner cylinder tube 10 stops, namely realize hoisting the height of an oil pipe, the lift operations that rises of an oil pipe completes.Lower drain line namely this process is completely contrary therewith.This sliding sealing device 3 is divided into inner cylinder tube and outer cylinder structure, the stroke determined in view of tubing length is comparatively large, and the difficulty of processing of inner cylinder tube and outer cylinder is higher, turns round and look at and inner cylinder tube is divided into four sections, outer cylinder is divided into three sections, there are sealing and sliding sealing device between interior outer cylinder, hoisting in Tubing During Running, relative sliding between inner cylinder tube and outer cylinder, sealing ring does not contact with oil pipe, turn round and look at the sealing ring life-span long, do not need in operation process or seldom need to change, operating efficiency is high.This sliding sealing device 3 sliding sealing device solves sealing ring and damages fast, the frequent problem changed, substantially increase operating efficiency, in addition, because interior outer cylinder is supporting making, Gu can process the length of interior outer cylinder according to demand, the interior outer cylinder of height making of the oil pipe that can hoist according to single, and the accumulative stroke of four sections of inner cylinder tubes can reach the length of an oil pipe, just can to hoist an oil pipe by single, further increase operating efficiency.
Unload on described clasp forceps 4 comprise base, top board, swing pinion 13, on unload clasp forceps 14, clamping clip 15, on unload clasp forceps regulate cylinder.Base is circular, and there is flange lower end, and base is by Flange joint on wellhead blowout preventor, and wellhead blowout preventor is connected to well workover frame upper end.Base is connected with organ cover, organ cover is for circular, be connected with organ cover between base and organ overlap to hoist cylinder, organ cover can be stretched upwards by the organ cover cylinder that hoists, also regain downwards by the organ cover cylinder that hoists, the well liquid that operation can be leaked out after stretching upwards reclaims and under Injection Well, thus reduces the pollution to environment and operating personnel.
Base is connected on wellhead blowout preventor, and submounts is vertically connected with guide pillar, and guide pillar play the guiding role.Guide pillar slidably connects clamping clip base plate and top board, clamping clip base plate and top board are slided on guide pillar, be connected with clamping clip between base and clamping clip base plate and regulate cylinder, regulate cylinder by clamping clip base plate adjustable clamp clencher 15 height by clamping clip, make clamping clip 15 be in tubing coupling position.Be connected with between base and top board and unload clasp forceps and regulate cylinder, unload clasp forceps from above and regulate cylinder to be regulated by top board to unload on clasp forceps 14 or sucker rod and unload clasp forceps height, make to unload clasp forceps 14 and clamp the tight sucker rod of shackle clamp on oil pipe or sucker rod.On clamping clip base plate, correspondence is connected with 2 clamping clips 15, is connected with compression hydraulic cylinder in clamping clip 15, and there is jaw piston the inner of compression hydraulic cylinder, and oil pipe passes through by between 2 clamping clips 15, and the piston of two compression hydraulic cylinder promotes jaw clamping tubing coupling.Swing pinion 13 is connected with by hollow shaft under top board, swing pinion 13 is meshed with driven wheel, under driven wheel is connected to hydraulic motor, hydraulic motor is connected on top board, below swing pinion 13, correspondence is connected with on 2 and unloads clasp forceps 14, on unload in clasp forceps 14 and be connected with compression hydraulic cylinder, there is jaw piston the inner of compression hydraulic cylinder, driven wheel 13 is driven to rotate by hydraulic motor, driven wheel rotates and drives swing pinion 13 to rotate, clasp forceps 14 is unloaded in swing pinion rotation drive 2 rotate, on unload clasp forceps 14 and rotate and drive upper Oil-saving pipe to rotate, two oil pipes are dismantled the most at last.Below swing pinion 13, correspondence is connected with on 2 sucker rods and unloads clasp forceps, unloading sucker rod, sucker rod unloading in clasp forceps and is connected with compression hydraulic cylinder by sucker rod unloading on clasp forceps, and there is jaw piston the inner of compression hydraulic cylinder.On unload clasp forceps 14, clamping clip 15, on unload clasp forceps regulate cylinder, clamping clip regulate cylinder be connected with Hydraulic Station with hydraulic motor, Hydraulic Station is connected with control system, realizes Based Intelligent Control.Base is connected with the basin 17 that leaks, the basin 17 that leaks is connected with organ cover, be connected with organ cover between base and organ overlap and hoist cylinder.This unloads clasp forceps 4 need be bolted and be installed on preventer, clamping clip regulates cylinder adjustable clamp clencher 15 to tubing coupling position, then clamping clip 15 clamps tubing coupling, on unload clasp forceps and regulate cylinder 6 to regulate to unload the height of clasp forceps 14, on unload clasp forceps 14 and clamp oil pipe, now hydraulic motor rotates and drives driven wheel to rotate, and driven wheel driven rotary gear 13 rotates.Swing pinion 13 unloads clasp forceps 14 on driving and rotates, and namely realizes the upper shackle of oil pipe.As there being well liquid to leak in oil pipe during shackle, then hoisted by the organ cover leaked on basin 17 by the organ cover cylinder that hoists, namely the well liquid leaked out after oil pipe shackle returned in sleeve pipe by preventer.This unloads clasp forceps 4 and can realize operated from a distance, remote adjustment height realizes clamping clip 15 and clamps tubing coupling, on unload clasp forceps 14 and clamp oil pipe, hydraulic motor rotates and transmits power and realize upper shackle, and whole upper shackle operating process implementation platform is unmanned, and it is different according to box cupling height, the adjustment of jaw height and position can be realized, to realize the clamping of box cupling and tubing section, in addition, organ cover hoists by the organ cover cylinder that hoists, the problem that the oil after solving shackle in oil pipe leaks.
Described automatic feed tube device 5 comprises oil pipe conveying rack 18, the slip wheel carrier 19 that hoists, lower connecting rod 20, upper connecting rod 16, hydraulic wireline winch, regulating connecting rod.Frame 1 upper end is connected with swing pulley between two parties, swing pulley one side frame 1 upper end and be connected with fixed pulley, oil pipe conveying rack 18 lower end chain connection has lower connecting rod 20, lower connecting rod 20 lower end is hingedly connected at and hoists in slip wheel carrier 19 lower beam, slip wheel carrier 19 lower end that hoists is hingedly connected at frame 1 bottom, hoist slip wheel carrier 19 upper end have in frame 1 roll roller, in the middle part of oil pipe conveying rack 18, chain connection has upper connecting rod 16, upper connecting rod 16 lower end to be hingedly connected on the slip wheel carrier 19 that hoists on end floor beam, hydraulic wireline winch is connected to frame 1 lower end, the wire rope that hydraulic wireline winch is wound around is walked around fixed pulley and is swung pulley and is connected to after in the middle part of oil pipe conveying rack 18, oil pipe conveying rack 18 side is connected with handle, the inner connecting handle crank of handle, handle crank is connected with regulating connecting rod, regulating connecting rod is connected with rotating shaft, rotating shaft is connected with contiguous block, contiguous block is connected with upset crank, upset crank is connected with trip shaft, trip shaft is connected with oil pipe sideboard.The process that this automatic feed tube device 5 once transports oil pipe is downwards as follows: oil pipe is inserted in two oil pipe sideboards of oil pipe conveying rack 18, and be parked in spacing position, hydraulic wireline winch is by external hydraulic powered rotation, wire rope send while oil pipe conveying rack 18 transferred by deadweight, transfer the slip wheel carrier 19 that simultaneously hoists to be glided along the outer wall of frame 1 by the wheel turns of self, transfer to the spacing middle stopping of frame 1, now due to the centre offset of oil pipe conveying rack 18, oil pipe conveying rack 18 with the wheel below in the slip wheel carrier 19 that hoists for center of gravity rotates until level, lower connecting rod 16 above oil pipe conveying rack 18 and upper connecting rod 5 are parallelogram sturcutre, lower connecting rod 16 and upper connecting rod 5 start to continue to fall, now oil pipe conveying rack 18 vertically moves downward, until desired location stopping highly being arrived in transferring of oil pipe.Need manual operation turning handle, handle drives mobile, drive regulating connecting rod that rectilinear motion is delivered to rotating shaft, the rotating band of the rotating shaft block that is dynamically connected moves, the movement of contiguous block is converted into the rotation of trip shaft by upset crank, the rotation of trip shaft drives oil pipe sideboard to decontrol, and oil pipe is transferred in the pipe rack at well workover scene from the groove of oil pipe conveying rack 18, the process of once transporting oil pipe downwards completes, and upwards transports the process of oil pipe in contrast.This automatic feed tube device 5 can realize the automatic transport of oil pipe, workover rig body with pressure connects together, workover rig body send oil pipe, link with workover rig body, conveying oil pipe is convenient and swift, does not need additionally to join auxiliary winch, do not need artificial righting, improve automaticity, reduce operating cost, improve operating efficiency.
Claims (1)
1. an oil field workover rig with pressure, comprise frame (1), chain type lifting appliance (2), sliding sealing device (3), on unload clasp forceps (4) and automatic feed tube device (5), it is characterized in that: frame slidably connects internal frame in (1), internal frame upper end is connected with supporting device, chain type lifting appliance (2) is connected with between frame (1) and internal frame, in internal frame, well head is connected with sliding sealing device (3), the preventer of internal frame upper end is connected with and unloads clasp forceps (4), frame (1) side is connected with automatic feed tube device (5),
Described chain type lifting appliance (2) comprises sprocket deceleration device and hydraulic motor, frame (1) bottom is fixed with sprocket deceleration device and gear-box, gear-box be connected with drive sprocket and promote sprocket wheel, hydraulic motor is connected with sprocket deceleration device, sprocket deceleration device is connected with drive sprocket by driving chain, frame (1) top is connected with top chain wheel seat, top chain wheel seat is connected with top chain wheel, Inner frame is slidably connected in frame (1), chain Connection Block is arranged at Inner frame bottom, lifting chain one end is connected on chain Connection Block, lifting chain is walked around top chain wheel and is promoted sprocket wheel and is connected to frame lower end,
Described sliding sealing device (3) comprises telescopic (6), lower outer cylinder (7), middle outer cylinder (8), upper outer cylinder (9), inner cylinder tube (10), lower inner cylinder tube (11), upper inner cylinder tube (12), telescopic (6) lower end is connected with well head, be connected with lower outer cylinder (7) by flange outside telescopic (6) upper end, lower outer cylinder (7) upper end is externally connected with outer cylinder box cupling, outer cylinder box cupling there is lower outer cylinder box cupling, outer cylinder (8) during lower outer cylinder box cupling connects, middle outer cylinder (8) upper end is externally connected with middle outer cylinder box cupling, there is upper outer cylinder box cupling middle outer cylinder box cupling upper end, upper outer cylinder box cupling upper end is connected with outer cylinder (9), upper outer cylinder (9) upper end is connected with upper flange, outer cylinder box cupling, lower outer cylinder box cupling, sealing ring is had respectively in middle outer cylinder box cupling and upper outer cylinder box cupling, annular boss is had outside inner cylinder tube (10) lower end, inner cylinder tube (10) is placed in lower outer cylinder (7), inner cylinder tube (10) upper end is connected with lower inner cylinder tube (11) lower end by lower inner cylinder tube box cupling, lower inner cylinder tube box cupling is placed between outer cylinder box cupling and lower outer cylinder box cupling, there is middle inner cylinder tube lower inner cylinder tube (11) upper end, annular boss is had outside lower inner cylinder tube (11) upper end, annular boss is had outside middle inner cylinder tube lower end, middle inner cylinder tube upper end is connected with upper inner cylinder tube (12) by upper inner cylinder tube box cupling, upper inner cylinder tube box cupling (6) is placed between outer cylinder box cupling (10) and upper outer cylinder box cupling (11), annular boss is had outside upper inner cylinder tube (12) upper end, sealing ring is had respectively in lower inner cylinder tube box cupling and upper inner cylinder tube box cupling,
Unload clasp forceps (4) on described and comprise base, top board, swing pinion (13), on unload clasp forceps (14), clamping clip (15), on unload clasp forceps regulate cylinder, base is connected on wellhead blowout preventor, submounts is vertically connected with guide pillar, guide pillar slidably connects clamping clip base plate and top board, be connected with clamping clip between base and clamping clip base plate and regulate cylinder, be connected with between base and top board and unload clasp forceps adjustment cylinder, on clamping clip base plate, correspondence is connected with 2 clamping clips (15), clamping clip is connected with compression hydraulic cylinder in (15), there is jaw piston the inner of compression hydraulic cylinder, swing pinion (13) is connected with by hollow shaft under top board, swing pinion (13) is meshed with driven wheel, under driven wheel is connected to hydraulic motor, hydraulic motor is connected on top board, below swing pinion (13), correspondence is connected with on 2 and unloads clasp forceps (14), on unload in clasp forceps (14) and be connected with compression hydraulic cylinder, there is jaw piston the inner of compression hydraulic cylinder, below swing pinion (13), correspondence is connected with on 2 sucker rods and unloads clasp forceps (16), sucker rod unloads in clasp forceps (16) and be connected with compression hydraulic cylinder, there is jaw piston the inner of compression hydraulic cylinder, base is connected with the basin that leaks (17), leak on basin (17) and be connected with organ cover, be connected with organ cover between base and organ overlap to hoist cylinder,
Described automatic feed tube device (5) comprises oil pipe conveying rack (18), hoist slip wheel carrier (19), lower connecting rod (20), upper connecting rod (21), hydraulic wireline winch, regulating connecting rod, frame (1) upper end is connected with swing pulley between two parties, swing pulley one side frame (1) upper end and be connected with fixed pulley, oil pipe conveying rack (18) lower end chain connection has lower connecting rod (20), lower connecting rod (20) lower end is hingedly connected at and hoists in slip wheel carrier (19) lower beam, slip wheel carrier (19) lower end that hoists is hingedly connected at frame (1) bottom, slip wheel carrier (19) upper end that hoists has at the upper roller rolled of frame (1), oil pipe conveying rack (18) middle part chain connection has upper connecting rod (21), upper connecting rod (21) lower end is hingedly connected on the upper end floor beam of the slip wheel carrier (19) that hoists, hydraulic wireline winch is connected to frame (1) lower end, the wire rope that hydraulic wireline winch is wound around is walked around fixed pulley and is swung pulley and is connected to after oil pipe conveying rack (18) middle part, oil pipe conveying rack (18) side is connected with handle, the inner connecting handle crank of handle, handle crank is connected with regulating connecting rod, regulating connecting rod is connected with rotating shaft, rotating shaft is connected with contiguous block, contiguous block is connected with upset crank, upset crank is connected with trip shaft, trip shaft is connected with oil pipe sideboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520656157.XU CN204827270U (en) | 2015-08-28 | 2015-08-28 | Workover rig is pressed in oil field area |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520656157.XU CN204827270U (en) | 2015-08-28 | 2015-08-28 | Workover rig is pressed in oil field area |
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| CN204827270U true CN204827270U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520656157.XU Withdrawn - After Issue CN204827270U (en) | 2015-08-28 | 2015-08-28 | Workover rig is pressed in oil field area |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114011A (en) * | 2015-08-28 | 2015-12-02 | 黑龙江景宏石油设备制造有限公司 | Oilfield pressurized workover rig |
| US10995563B2 (en) | 2017-01-18 | 2021-05-04 | Minex Crc Ltd | Rotary drill head for coiled tubing drilling apparatus |
| CN114016937A (en) * | 2021-11-14 | 2022-02-08 | 韩一泉 | Deblocking workover rig |
-
2015
- 2015-08-28 CN CN201520656157.XU patent/CN204827270U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114011A (en) * | 2015-08-28 | 2015-12-02 | 黑龙江景宏石油设备制造有限公司 | Oilfield pressurized workover rig |
| CN105114011B (en) * | 2015-08-28 | 2017-08-29 | 黑龙江景宏石油设备制造有限公司 | Oil field workover rig with pressure |
| US10995563B2 (en) | 2017-01-18 | 2021-05-04 | Minex Crc Ltd | Rotary drill head for coiled tubing drilling apparatus |
| US11136837B2 (en) | 2017-01-18 | 2021-10-05 | Minex Crc Ltd | Mobile coiled tubing drilling apparatus |
| CN114016937A (en) * | 2021-11-14 | 2022-02-08 | 韩一泉 | Deblocking workover rig |
| CN114016937B (en) * | 2021-11-14 | 2023-11-24 | 通化石油化工机械制造有限责任公司 | Deblocking workover rig |
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| AV01 | Patent right actively abandoned |
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