CN115971864A - Oil field is with inside lining oil pipe apparatus for producing - Google Patents

Abstract

The invention relates to the technical field of oil pipe processing, in particular to a lining oil pipe production device for an oil field. Including the support, the support rigid coupling has first set casing, and first set casing rotates and is equipped with first rotating ring, and first set casing slides and is equipped with first slide bar, and first rotating ring is equipped with first spout, and first slide bar rigid coupling has the guide bar with first spout sliding fit, and the guide bar slides and is equipped with the second slide bar, installs first extension spring between second slide bar and the guide bar, and the support rigid coupling has fixed establishment, and the support is equipped with pulling mechanism. The invention centers and fixes the lining pipe and the steel pipe, avoids scraping and abrasion between the bending of the lining pipe and the steel pipe in the processing process of the lining pipe, simultaneously improves the applicability of the device, reduces the resistance of the steel pipe to the lining pipe through the pulling mechanism and the driving mechanism, reduces the friction force between the lining pipe and the steel pipe through the air injection mechanism, and further improves the installation rate of the lining pipe.

Description

Oil field is with inside lining oil pipe apparatus for producing

Technical Field

The invention relates to the technical field of oil pipe processing, in particular to a lining oil pipe production device for an oil field.

Background

The lining oil pipe is formed by combining a steel pipe and a lining pipe, the steel pipe and the lining pipe are in transition fit, the steel pipe is used as a framework, the lining pipe is made of corrosion-resistant materials, the lining pipe is firstly inserted into the steel pipe, then the combined lining oil pipe is cut and trimmed, and flanging and sealing are carried out, so that the production of the lining oil pipe is completed.

And at present to the intraductal steel pipe in-process that inserts of steel, often utilize thrust unit to promote to insert in the steel pipe with interior bushing pipe, because interior bushing pipe is longer and hardness is worse than the steel pipe, in carrying out the installation to different specifications inside lining oil pipe, interior bushing pipe easily takes place the slope dislocation, lead to taking place the scraping between the tip of the lateral wall of interior bushing pipe and steel pipe, make interior bushing pipe lateral wall unsmooth, cause the cooperation of interior bushing pipe and steel pipe not inseparable, the cooperation is not hard up between interior bushing pipe and the steel pipe after finishing processing, cause the product quality of the inside lining oil pipe of producing poor.

Aiming at the defects of the prior art, a lining oil pipe production device for an oil field is developed.

Disclosure of Invention

In order to overcome the technical problem, the invention provides a lining oil pipe production device for an oil field.

The technical implementation scheme of the invention is as follows: the utility model provides an oil field is with inside lining oil pipe apparatus for producing, including the support, the control terminal is installed to the support, the support rotates through the link and is provided with evenly distributed live-rollers, the support rigid coupling has first set casing, first servo motor is installed to first set casing, first set casing rotates and is equipped with first rotating ring, through the gear train transmission between first rotating ring and the first servo motor, first set casing slides and is provided with the first slide bar of circumference equidistant distribution, first rotating ring is provided with evenly distributed's first spout, the one end that first slide bar is located first set casing is equipped with the elastic block, and the surface of elastic block is equipped with evenly distributed's arch, be used for increasing the frictional force between elastic block and the steel pipe on the first slide bar, the other end rigid coupling of first slide bar has the guide bar with adjacent first spout sliding fit, the guide bar slides and is provided with the second slide bar, the one end at the directional first set casing center of second slide bar is equipped with the ball, install first extension spring between the other end of second slide bar and the guide bar, the fixed mechanism that is equipped with the steel pipe that is used for the pulling, the first slide bar and the equal spacing of the first servo motor of pulling, the servo motor is connected with the first anchor bar in the process in the bushing, the bushing mechanism and the servo mechanism, the servo motor.

Further, fixed establishment is including the first n shape frame of symmetric distribution, the equal rigid coupling in support of the first n shape frame of symmetric distribution, the spacing slip of first n shape frame is provided with the carriage, the upper portion cross section of carriage is the V-arrangement, the support has electric putter through the connecting block rigid coupling, electric putter's flexible end has the sliding plate of symmetric distribution through the connecting rod rigid coupling, the sliding plate is equipped with the inclined groove with carriage sliding fit, first rotating ring is equipped with the second spout, first set casing slides and is provided with the third slide bar, third slide bar and second spout sliding fit, electric putter and control terminal electrical connection.

Further, the pulling mechanism comprises a second servo motor, the second servo motor is fixedly connected to the support through a connecting frame, an output shaft of the second servo motor is fixedly connected with a rotating disc, a pull rope is wound on the rotating disc, a fixed rod is installed at the tail end of the pull rope, a second fixed shell is arranged in a limiting sliding mode through the fixed rod, a first rotating shell is arranged in a rotating mode, a first oscillating rod which is circumferentially distributed is arranged in the first rotating shell in a rotating mode, one end, close to the second fixed shell, of the first oscillating rod is arranged to be conical, a fixed plate is fixedly connected to the first rotating shell, a fourth sliding rod is arranged in a sliding mode and is rotatably connected with the fixed rod, a first fixed frame is fixedly connected with the fourth sliding rod, a chute in sliding fit with the first oscillating rod is arranged on the first fixed frame, a first spring is installed between the first fixed frame and the fixed plate, the support is provided with a shaping assembly for bending the lining pipe, the second fixed shell is provided with a centering assembly for pulling the lining pipe to move in the steel pipe, and the second servo motor and the shaping assembly are electrically connected with the control terminal.

Furthermore, the design subassembly is including second n shape frame, second n shape frame rigid coupling in support, second n shape frame slides and is equipped with the third set casing, the third set casing is established to the round platform shape, and be equipped with the projection in the third set casing, the lateral wall of third set casing is equipped with the heating ring, the third set casing slides and is equipped with the fifth slide bar, second n shape frame is equipped with the blind hole of symmetric distribution, the blind hole and the spacing cooperation of fifth slide bar of second n shape frame, install the second extension spring between fifth slide bar and the third set casing, the heating ring and the control terminal electrical connection of third set casing.

Furthermore, the diameter of the convex column of the third fixed shell is slightly larger than that of the first rotating shell, so that the first swing rod can fix the lining pipe conveniently.

Further, centering assembly is including the spline pole that circumference distributes, and the equal rigid coupling of spline pole that circumference distributes is in the fixed shell of second, and the spline pole slides and is equipped with the sixth sliding rod, and the sixth sliding rod is equipped with the leading wheel, installs the second spring between sixth sliding rod and the spline pole, and the sixth sliding rod rigid coupling has the deflector of symmetric distribution, and the cross section of deflector is right trapezoid.

Further, the lining pipe moving device comprises a driving mechanism for assisting movement of the lining pipe, the driving mechanism is arranged on the support, the driving mechanism comprises symmetrically distributed second swinging rods, the symmetrically distributed second swinging rods are rotatably arranged on the support through uniform supporting blocks, torsion springs are arranged between the second swinging rods and the supporting blocks, a second fixing frame is fixedly connected to the support, a second rotating shell is rotatably arranged on the second fixing frame, a third servo motor is fixedly connected to the second rotating shell, a second rotating ring is rotatably arranged on the second rotating shell, the second rotating ring and the third servo motor are driven through a gear set, seventh sliding rods are circumferentially and equidistantly distributed in a sliding mode, a guide groove in sliding fit with the seventh sliding rods is formed in the second rotating shell, an electric rotating wheel is rotatably arranged at one end, located in the second rotating shell, of the seventh sliding rods, and the third servo motor and the electric rotating wheel are both electrically connected with the control terminal.

Further, the diameter of the electric rotating wheel is gradually increased from the middle part to the two ends, the side wall of the electric rotating wheel is provided with an elastic part, and the elastic part is provided with uniformly distributed annular grooves for increasing the friction force between the electric rotating wheel and the lining pipe.

Furthermore, the support is fixedly connected with a driving motor through a connecting frame, the second rotating shell and the driving motor are driven through a gear set, and the driving motor is electrically connected with the control terminal.

Further, still including setting up the jet-propelled mechanism on the second set casing, jet-propelled mechanism is used for reducing the frictional resistance between neck bush and the steel pipe, jet-propelled mechanism is including the expansion plate of symmetric distribution, the expansion plate rigid coupling of symmetric distribution is in the second set casing, the expansion plate rigid coupling of symmetric distribution has the elastic sleeve, the outer wall of elastic sleeve is equipped with evenly distributed's ball, install the gasbag between elastic sleeve and the second set casing, the gasbag intercommunication has the intake pipe, annular air duct is installed to the second set casing, the lateral wall of annular air duct is equipped with evenly distributed's shower nozzle, through the pipeline intercommunication between gasbag and the annular air duct, be equipped with the check valve in the pipeline, the rolling disc rigid coupling has the rolling stock, the rolling stock is used for pressing from both sides tight intake pipe.

Compared with the prior art, the invention has the following advantages: according to the invention, the lining pipe and the steel pipe are centered and fixed through the three first sliding rods and the three second sliding rods, so that the phenomenon that the lining pipe is bent and the steel pipe is scraped and abraded in the processing process of the lining pipe is avoided; the steel pipe is fixed by combining the centering of the four sliding frames in the fixing mechanism, the device can conveniently process and assemble lining oil pipes of different specifications, the left end of the lining pipe in the lining pipe is limited by a third fixing shell in the driving mechanism, the lining pipe is inserted into the steel pipe by being matched with the three first oscillating rods to fix and pull the lining pipe, the lining pipe is prevented from being bent, the four electric rotating wheels in the driving mechanism are used for performing positive and negative torsion on the lining pipe after the lining pipe is clamped by the centering of the four electric rotating wheels, the resistance of the steel pipe on the lining pipe is reduced, the production rate is improved, a gas medium is sprayed between the lining pipe and the steel pipe through the annular air duct in the air injection mechanism, the friction force between the lining pipe and the steel pipe is reduced, and the production rate of the lining pipe is further improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the fixing mechanism of the present invention.

Fig. 3 is a cross-sectional view of a styling assembly of the present invention.

Fig. 4 is a schematic perspective view of the pulling mechanism of the present invention.

FIG. 5 is a cross-sectional view of the pulling mechanism of the present invention.

Fig. 6 is a schematic perspective view of the driving mechanism of the present invention.

Fig. 7 is a cross-sectional view of the drive mechanism of the present invention.

Fig. 8 is a cross-sectional view of the air injection mechanism of the present invention.

Reference numerals: 1. a support 101, a control terminal 102, a rotating roller 103, a first fixed housing 104, a first servo motor 105, a first rotating ring 106, a first sliding rod 107, a first sliding chute 108, a guide rod 109, a second sliding rod 110, a first tension spring 2, a first n-shaped frame 201, a sliding frame 202, an electric push rod 203, a sliding plate 204, a second sliding chute 205, a third sliding rod 3, a second servo motor 301, a rotating disc 302, a fixed rod 303, a second fixed housing 304, a first rotating housing 305, a first swinging rod 306, a fixed plate 307, a fourth sliding rod, 308, a first fixing frame, 309, a first spring, 310, a second n-shaped frame, 311, a third fixing shell, 312, a fifth sliding rod, 313, a second tension spring, 4, a spline rod, 401, a sixth sliding rod, 402, a second spring, 403, a guide plate, 5, a second swinging rod, 501, a second fixing frame, 502, a second rotating shell, 503, a third servo motor, 504, a second rotating ring, 505, a seventh sliding rod, 506, an electric rotating wheel, 6, a driving motor, 7, a telescopic plate, 701, an air bag, 702, an elastic sleeve, 703, an air inlet pipe, 704, an annular air guide pipe, 705 and a rotating frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Example 1

A production device of an oil lining for an oil field is disclosed, and shown in figures 1-3, and comprises a support 1, a control terminal 101 is connected with the left part of the support 1 through a bolt, a plurality of rotating rollers 102 are rotatably connected with the upper side surface of the support 1 through a connecting frame, the support 1 is connected with a first fixed shell 103 through a bolt, a first servo motor 104 is connected with the upper part of the first fixed shell 103 through a bolt, a first rotating ring 105 is rotatably connected with the first fixed shell 103, the first rotating ring 105 and the first servo motor 104 are transmitted through a gear set, the gear set is composed of a straight gear and a gear ring, the straight gear is fixedly connected with the output shaft of the first servo motor 104, the gear ring is fixedly connected with the first rotating ring 105, the first fixed shell 103 is slidably connected with three first sliding rods 106, the first rotating ring 105 is provided with three first sliding grooves 107, the inner ends of the three first sliding rods 106 are provided with rubber blocks, and the surfaces of the rubber blocks are provided with uniformly distributed bulges, the device is used for increasing the friction force between an elastic block on a first sliding rod 106 and a steel pipe, the outer ends of three first sliding rods 106 are fixedly connected with guide rods 108 in sliding fit with adjacent first sliding grooves 107, the right parts of the guide rods 108 are connected with second sliding rods 109 in a sliding manner, the inner ends of three second sliding rods 109 are provided with balls, first tension springs 110 are arranged between the second sliding rods 109 and the adjacent guide rods 108, a support 1 is fixedly connected with a fixing mechanism for centering and fixing the steel pipe so as to be convenient for processing lining oil pipes with different specifications and improve the applicability of the device, the support 1 is provided with a pulling mechanism for pulling the lining pipe to penetrate into the steel pipe, a first servo motor 104, the fixing mechanism and the pulling mechanism are electrically connected with a control terminal 101, and the steel pipe and the lining pipe are centered and clamped by utilizing the three first sliding rods 106 and the second sliding rods 109, the friction between the bending of the lining pipe and the steel pipe is avoided in the process of inserting the lining pipe into the steel pipe, and the tightness of the fit between the lining pipe and the steel pipe after the processing is finished is ensured.

Referring to fig. 2, the fixing mechanism includes four first n-shaped frames 2, each first n-shaped frame 2 is welded on the upper side surface of the support 1, each first n-shaped frame 2 is provided with a sliding frame 201 in a limiting sliding manner, the cross section of the upper portion of the sliding frame 201 is V-shaped, and is used for clamping and fixedly connecting steel pipes with different diameters, and the center lines of the fixed steel pipes are located at the same position, the support 1 is connected with an electric push rod 202 through a connecting block bolt, the telescopic end of the electric push rod 202 is fixedly connected with four sliding plates 203 through connecting rods, the sliding plates 203 are provided with inclined grooves in sliding fit with the sliding frames 201, the first rotating ring 105 is provided with a second sliding groove 204, the first fixing shell 103 is provided with a third sliding rod 205 in a sliding manner, the third sliding rod 205 is in sliding fit with the second sliding groove 204, and the electric push rod 202 is electrically connected with the control terminal 101.

Referring to fig. 2, 4 and 5, the pulling mechanism includes a second servo motor 3, the second servo motor 3 is connected to the left portion of the support 1 through a connecting frame bolt, an output shaft of the second servo motor 3 is fixedly connected with a rotating disc 301, a pulling rope is wound around the rotating disc 301, a fixed rod 302 is fixedly connected to the tail end of the pulling rope, the fixed rod 302 is connected with a second fixed casing 303 in a limiting and sliding manner, the second fixed casing 303 is connected with a first rotating casing 304 in a rotating manner, a step is arranged on the side wall of the first rotating casing 304, the first rotating casing 304 is connected with three first swing rods 305 in a rotating manner, the left ends of the three first swing rods 305 are all conical and are used for being inserted into the side wall of the lining pipe, the lining pipe is inserted into the steel pipe to avoid bending of the lining pipe in the process of being inserted into the lining pipe, a fixed plate 306 is welded to the first rotating casing 304, a fixed plate 306 is connected with a fourth slide rod 307 in a limiting and sliding manner, the left end of the fourth slide rod 307 is connected with the fixed rod 302 in a rotating manner, the right end of the fourth slide rod 307 is connected with a first fixed frame 308, the first fixed frame 308 is arranged on the first fixed frame 308, a chute matched with the first swing rod 305 in a sliding manner, a fixed frame 308 is arranged on which is arranged, a fixed spring assembly 309 and is arranged, a terminal of the second fixed frame assembly, and a second fixed spring assembly 309 which is arranged for controlling assembly which is arranged for controlling the second fixed frame and is arranged on the support 1, and is arranged for controlling the second fixed frame and is used for controlling the second fixed frame and is fixedly connected with the second fixed frame 101, and fixed frame and is arranged for controlling the second fixed frame assembly 309 which is arranged for controlling the servo motor assembly 309.

Referring to fig. 3, the shaping assembly includes a second n-shaped frame 310, the second n-shaped frame 310 is bolted to the upper side surface of the support 1, the second n-shaped frame 310 is slidably connected with a third fixed shell 311, the third fixed shell 311 is set to be a circular truncated cone, a convex column is arranged in the third fixed shell 311, the diameter of the convex column of the third fixed shell 311 is slightly larger than that of the first rotating shell 304, and is used for bending the lining tube so as to facilitate subsequent pulling of the lining tube to be inserted into the steel tube, a heating ring for softening the lining tube is arranged on the side wall of the third fixed shell 311, the third fixed shell 311 is slidably connected with a fifth sliding rod 312, the second n-shaped frame 310 is provided with two blind holes, the blind holes of the second n-shaped frame 310 are in limit fit with the fifth sliding rod 312, a second tension spring 313 is fixedly connected between the fifth sliding rod 312 and the third fixed shell 311, the heating ring of the third fixed shell 311 is electrically connected with the control terminal 101, and the second tension spring 313 is sleeved on the fifth sliding rod 312.

Referring to fig. 5, the centering assembly includes three spline rods 4, the three spline rods 4 are all bolted to the left end of the second fixed housing 303, each spline rod 4 is slidably connected with a sixth sliding rod 401, the outer ends of the three sixth sliding rods 401 are provided with guide wheels, a second spring 402 is fixedly connected between the sixth sliding rod 401 and the spline rods 4, guide plates 403 are fixedly connected to the left and right sides of each sixth sliding rod 401, the cross section of each guide plate 403 is a right trapezoid for guiding and compressing the sixth sliding rod 401 to move, so that the second fixed housing 303 drives parts connected with the guide plates to move in the center of the steel pipe.

An operator moves a steel pipe through an existing hoisting machine and places the steel pipe on the rotating roller 102 at the left part of the support 1, then the lining pipe is placed on the rotating roller 102 at the right part of the support 1 in the same way, after the placement is finished, the operator enables the steel pipe to move rightwards on the rotating roller 102 and to be in contact with the third sliding rod 205, then the operator starts the electric push rod 202 through the control terminal 101, the electric push rod 202 pulls the four sliding plates 203 to move leftwards through the connecting rods, the four sliding plates 203 move to enable the inclined grooves on the sliding plates to extrude the four sliding frames 201 to be close together, the four sliding frames 201 extrude and fix the steel pipe, and when the steel pipes with different diameters are fixed, the center line of the steel pipe is coincided with the center line of the first fixed shell 103 all the time.

After the steel pipe is fixed, an operator penetrates a rope through the steel pipe from right to left and is fixedly connected with a first fixing frame 308, then the operator pulls the first fixing frame 308 to drive parts connected with the first fixing frame to move rightwards together, meanwhile, a second servo motor 3 is started through a control terminal 101, the second servo motor 3 drives a rotating disc 301 to rotate to release a pull rope, the trapezoid inclined edge of a guide plate 403 is attached to the end portion of the steel pipe and is extruded by the limitation of the steel pipe, three sixth sliding rods 401 move and compress a second spring 402, finally, guide wheels of the sixth sliding rods 401 are attached to the inner wall of the steel pipe, meanwhile, a second fixing shell 303 is located in the middle of the steel pipe until the first fixing frame 308 drives the parts connected with the first fixing frame to move through the steel pipe.

Then the operator pulls the fifth sliding rod 312 to move out of the blind hole of the second n-shaped frame 310, the third fixing shell 311 is released from the fixing, and then the operator pushes forward until the central line of the fifth sliding rod 312 is coincident with the central axis of the other blind hole of the second n-shaped frame 310, the third fixing shell 311 is positioned at the left side of the lining pipe, the operator releases the fifth sliding rod 312, and the fifth sliding rod 312 is movably inserted into the other blind hole of the second n-shaped frame 310 under the action of the second tension spring 313, so that the fixing of the third fixing shell 311 is completed again.

After the third stationary housing 311 is adjusted, an operator starts the heating ring of the third stationary housing 311 through the control terminal 101, and pushes the lining tube to move and insert into the third stationary housing 311, the lining tube is heated to soften and to be attached to the inner side wall of the third stationary housing 311, then the heating ring of the third stationary housing 311 is closed through the control terminal 101, and a period of time is waited to cool and shape the lining tube, after the temperature of the third stationary housing 311 is reduced, the operator performs the above-mentioned reverse operation, so that the third stationary housing 311 moves and resets.

After the sizing of the lining pipe is completed, an operator inserts the first rotating shell 304 into the lining pipe to enable the left end of the lining pipe to be attached to the step of the first rotating shell 304, then pulls the fixed rod 302 to move, the fixed rod 302 drives the fourth sliding rod 307 and the first fixing frame 308 to move and compress the first spring 309, the first fixing frame 308 moves to enable the chute on the first fixing frame to extrude the first swinging rod 305, the first swinging rod 305 is extruded to swing, then the operator starts the second servo motor 3 through the control terminal 101 to slowly rotate the rotating disc 301 to wind the pulling rope, the pulling rope pulls the fixed rod 302 and parts connected with the fixed rod to move leftwards together, the conical end of the first swinging rod 305 is inserted into the bent lining pipe, then the three guide plates 403 on the left side are contacted with the right end of the steel pipe and perform the operation again, so that the guide wheels of the three sixth sliding rods 401 are contacted with the inner wall of the steel pipe again, and then under the traction action of the pulling rope on the rotating disc 301, and the deformed conical table end of the lining pipe is inserted into the steel pipe.

The operation of inserting the lining pipe is subsequently performed, an operator starts the first servo motor 104 through the control terminal 101, the first servo motor 104 rotates to drive the first rotating ring 105 to rotate through a spur gear and a gear ring, the first rotating ring 105 extrudes the third sliding rod 205 to move in the first sliding groove 204 in the rotating process, so that the upper end of the third sliding rod 205 retracts into the side wall of the first fixing shell 103, meanwhile, the three first sliding grooves 107 extrude the three groups of guide rods 108, the first sliding rods 106 and the second sliding rods 109 to move close, the balls of the three second sliding rods 109 contact with the outer wall of the lining pipe first to perform centering clamping on the lining pipe, the three groups of guide rods 108 and the first sliding rods 106 continue to move until rubber blocks of the three first sliding rods 106 clamp the steel pipe in a centering manner, then, the lining pipe is inserted into the steel pipe in a centering manner under the traction action of a pull rope on the rotating disc 301, the situation that the lining pipe is abraded between the lining pipe and the lining pipe is avoided in the process of inserting the lining pipe is avoided, the first tension spring 110 is used for enabling the device to be applicable to the lining pipe processing device, and the left end of the lining pipe is controlled by the control terminal 101, and then the operator to extend out of the left end of the first servo motor.

After the lining pipe is inserted, an operator starts the second servo motor 3 through the control terminal 101 to rotate and release a certain amount of pull ropes, meanwhile, the operator pushes the second fixing shell 303 to move rightwards, so that the first swing rod 305 is pulled out of the lining pipe, under the action of the first spring 309, the first fixing frame 308 moves reversely and completes reset, the first swing rod 305 swings and is located in the side wall of the first rotating shell 304, then, the operator takes the second fixing shell 303 and the first rotating shell 304 out, at the moment, the two ends of the lining pipe are wide and the two ends of the steel pipe, subsequent processing of the lining oil pipe is facilitated, and finally, the combined lining oil pipe is moved to other processing links for processing.

Example 2

On the basis of the embodiment 1, as shown in fig. 6 and 7, the device further comprises a driving mechanism for assisting the movement of the lining pipe, the driving mechanism is arranged at the right part of the support 1, the driving mechanism comprises four second swing rods 5 for limiting the lining pipe, the four second swing rods 5 are all rotatably arranged on the upper side surface of the support 1 through support blocks, a torsion spring is arranged between each second swing rod 5 and the adjacent support block, the support 1 is in bolted connection with a second fixing frame 501, the second fixing frame 501 is in rotatable connection with a second rotating shell 502, the upper part of the second rotating shell 502 is in bolted connection with a third servo motor 503, the second rotating shell 502 is in rotatable connection with a second rotating ring 504, the second rotating ring 504 and the third servo motor 503 are in transmission through a gear set, and the gear set is composed of a spur gear and a gear ring gear, the second rotating shell 502 is connected with four seventh sliding rods 505 in a sliding mode, the second rotating ring 504 is provided with four guide grooves, the four guide grooves of the second rotating ring 504 are in sliding fit with the four seventh sliding rods 505 respectively, the inner ends of the four seventh sliding rods 505 are provided with electric rotating wheels 506 in a rotating mode, the diameters of the electric rotating wheels 506 are gradually increased from the middle to two ends, the side walls of the electric rotating wheels 506 are provided with elastic pieces, the elastic pieces are provided with uniformly distributed annular grooves and used for increasing friction force between the electric rotating wheels 506 and lining pipes, the third servo motors 503 and the electric rotating wheels 506 are electrically connected with the control terminal 101, the four electric rotating wheels 506 are close to each other synchronously to clamp the lining centering pipes, power is applied to the lining pipes, and the lining pipes are inserted into the steel pipes in an accelerating mode.

Referring to fig. 7, the support 1 is connected with a driving motor 6 through a connecting frame bolt, the second rotating shell 502 is in transmission with the driving motor 6 through a gear set, the driving motor 6 is electrically connected with the control terminal 101, the gear set is formed by combining a straight gear and a gear ring, the driving motor 6 enables four electric rotating wheels 506 to rotate circumferentially, the lining pipe is inserted into the steel pipe in a rotating mode, and resistance of the steel pipe to the lining pipe is reduced.

After the centering and fixing of the steel pipe are completed, an operator starts a third servo motor 503 through the control terminal 101, the third servo motor 503 drives a second rotating ring 504 to rotate through a straight gear and a gear ring, and the second rotating ring 504 rotates to extrude four seventh sliding rods 505 to move through guide grooves on the second rotating ring until the four electric rotating wheels 506 center and clamp the lining pipe.

Then, the operation is repeated to soften and shape the lining pipe, after the shaping of the lining pipe is completed, the operator repeats the operation to enable the conical end of the first swinging rod 305 to be inserted into the lining pipe, the lining pipe is fixed, the operation is repeated subsequently to pull the lining pipe to move into the steel pipe, then the control terminal 101 starts the four electric rotating wheels 506 to rotate, the four electric rotating wheels 506 rotate to push the lining pipe to move leftwards, and the lining pipe is assisted to be inserted into the middle of the steel pipe.

In the process of inserting the lining pipe into the steel pipe, an operator simultaneously starts the driving motor 6 through the control terminal 101 to rotate forwards and backwards alternately, the driving motor 6 drives the second rotating shell 502 and parts connected with the second rotating shell to rotate forwards and backwards alternately through the straight gear and the gear ring, finally, the four electric rotating wheels 506 twist the lining pipe forwards and backwards alternately, the lining pipe is inserted into the steel pipe in a twisting manner, resistance borne by the lining pipe in the process of inserting the lining pipe into the steel pipe is reduced, and the operation is repeated subsequently.

Example 3

On the basis of embodiment 2, as shown in fig. 8, the steel pipe lining pipe installation device further comprises an air injection mechanism arranged on the second fixed shell 303, the air injection mechanism is used for reducing frictional resistance between the lining pipe and the steel pipe, the air injection mechanism comprises three groups of expansion plates 7, no group of expansion plates 7 comprises two bilaterally symmetrical expansion plates, the three groups of expansion plates 7 are all fixedly connected to the outer side wall of the second fixed shell 303, the outer ends of the three groups of expansion plates 7 are fixedly connected with an elastic sleeve 702, the outer wall of the elastic sleeve 702 is provided with uniformly distributed balls for reducing frictional force between the elastic sleeve 702 and the steel pipe, an air bag 701 is arranged between the elastic sleeve 702 and the second fixed shell 303, the left side of the air bag 701 is communicated with an air inlet pipe 703, the second fixed shell 303 is fixedly connected with an annular air guide pipe 704, the left side wall of the annular air guide pipe 704 is provided with a plurality of nozzles, the air bag 701 is communicated with the annular air guide pipe 704 through a pipeline, a one-way valve is arranged in the pipeline, the rotating disc 301 is fixedly connected with a rotating frame 705, the rotating frame is used for clamping the air inlet pipe 703, a gas medium is injected between the lining pipe and the steel pipe is reduced in the friction force between the lining pipe and the steel pipe is inserted into the steel pipe.

In the process of inserting the lining pipe into the steel pipe in a rotating mode, an operator continuously injects gas into the gas inlet pipe 703 through an external air pump, the gas in the gas inlet pipe 703 enters the air bag 701 to enable the gas to extrude the elastic sleeve 702 to expand, the expansion plate 7 correspondingly expands, after the expanded elastic sleeve 702 is contacted with the inner wall of the steel pipe, the air bag 701 cannot continuously expand outwards, the pressure in the air bag 701 rises to enable a one-way valve of a pipeline on the annular air guide pipe 704 to be opened, the gas enters the annular air guide pipe 704 and is sprayed out from a plurality of spray heads on the annular air guide pipe, the elastic sleeve 702 is contacted with the inner wall of the steel pipe due to expansion of the air bag 701, meanwhile, in the process that the lining pipe is inserted into the steel pipe in a twisting mode, the sprayed part of gas flows through a gap between the lining pipe and the steel pipe, a small amount of lining gas medium exists between the lining pipe and the steel pipe, friction force between the lining pipe and the steel pipe is further reduced, the lining pipe is rapidly and simply inserted into the steel pipe, when the elastic sleeve 702 is separated from being contacted with the steel pipe, the air injection into the gas inlet pipe 703 is stopped, and the gas is not pushed out of the steel pipe, and the lining pipe, and the inner wall of the steel pipe is completely removed, and the lining pipe is completely removed.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and shall cover the scope of the present invention.

Claims (10)

1. The utility model provides an oil field is with inside lining oil pipe apparatus for producing, is including support (1), and control terminal (101) are installed in support (1), and support (1) rotates through the link and is provided with evenly distributed live-rollers (102), its characterized in that: the support (1) is fixedly connected with a first fixed shell (103), the first fixed shell (103) is provided with a first servo motor (104), the first fixed shell (103) is rotatably provided with a first rotating ring (105), the first rotating ring (105) and the first servo motor (104) are in transmission through a gear set, the first fixed shell (103) is provided with first sliding rods (106) which are circumferentially distributed at equal intervals in a sliding manner, the first rotating ring (105) is provided with first sliding chutes (107) which are uniformly distributed, one end of each first sliding rod (106) positioned in the first fixed shell (103) is provided with an elastic block, the surface of each elastic block is provided with protrusions which are uniformly distributed, the friction force between each elastic block and a steel pipe on the first sliding rod (106) is increased, the other end of each first sliding rod (106) is fixedly connected with a guide rod (108) which is in sliding fit with the adjacent first sliding chute (107), the guide rod (108) is provided with a second sliding rod (109) in a sliding manner, one end, which the second sliding rod (109) points to the center of the first fixed shell (103), a tension spring mechanism is arranged between the second sliding rod (109) and the fixed shell (101) and a fixed shell (101), and a tension spring mechanism for pulling the fixed shell (101) are arranged in the support (1), the first sliding rod (106) and the second sliding rod (109) which are circumferentially distributed at equal intervals are used for centering and clamping the steel pipe and the lining pipe in the installation process.

2. The production device of the lining oil pipe for the oil field according to claim 1, characterized in that: the fixing mechanism comprises first n-shaped frames (2) which are symmetrically distributed, the first n-shaped frames (2) which are symmetrically distributed are fixedly connected to a support (1), a sliding frame (201) is arranged on the first n-shaped frames (2) in a limiting sliding mode, the cross section of the upper portion of the sliding frame (201) is V-shaped, an electric push rod (202) is fixedly connected to the support (1) through a connecting block, a telescopic end of the electric push rod (202) is fixedly connected with a sliding plate (203) which is symmetrically distributed through a connecting rod, the sliding plate (203) is provided with an inclined groove in sliding fit with the sliding frame (201), a first rotating ring (105) is provided with a second sliding groove (204), a first fixing shell (103) is provided with a third sliding rod (205) in a sliding mode, the third sliding rod (205) is in sliding fit with the second sliding groove (204), and the electric push rod (202) is electrically connected with a control terminal (101).

3. The production device of the lining oil pipe for the oil field according to claim 1, characterized in that: the pulling mechanism comprises a second servo motor (3), the second servo motor (3) is fixedly connected to the support (1) through a connecting frame, an output shaft of the second servo motor (3) is fixedly connected with a rotating disc (301), the rotating disc (301) is wound with a pull rope, a fixing rod (302) is installed at the tail end of the pull rope, a second fixing shell (303) is arranged at the position limited by the fixing rod (302) in a sliding mode, a first rotating shell (304) is arranged in the second fixing shell (303) in a rotating mode, the first rotating shell (304) is provided with a first swinging rod (305) in a rotating mode, the first swinging rod (305) is provided with a first swinging rod (305) in a circumferential distribution in a rotating mode, one end, close to the second fixing shell (303), is set to be conical, the first rotating shell (304) is fixedly connected with a fixing plate (306), the fixing plate (306) is provided with a fourth sliding rod (307) in a sliding mode, the fourth sliding rod (307) is rotatably connected with the fixing rod (302), the fourth sliding rod (307) is fixedly connected with a first swinging rod (307), the first swinging rod (308) is provided with a fixing frame (308) which is provided with a fixing frame (309) which is used for controlling the movement of the fixing frame (303) which is used for controlling the fixing frame (1) and the fixing frame (303), and a fixing frame which is used for controlling the fixing frame (101) which is used for controlling the movement of the fixing frame which is used for fixing frame and the fixing frame which is used for fixing frame (303), and the fixing frame.

4. The production device of the lining oil pipe for the oil field according to claim 3, characterized in that: the shaping assembly comprises a second n-shaped frame (310), the second n-shaped frame (310) is fixedly connected to the support (1), a third fixing shell (311) is arranged on the second n-shaped frame (310) in a sliding mode, the third fixing shell (311) is arranged to be in a circular truncated cone shape, a convex column is arranged in the third fixing shell (311), a heating ring is arranged on the side wall of the third fixing shell (311), a fifth sliding rod (312) is arranged on the third fixing shell (311) in a sliding mode, the second n-shaped frame (310) is provided with symmetrically distributed blind holes, the blind holes of the second n-shaped frame (310) are in limit fit with the fifth sliding rod (312), a second tension spring (313) is arranged between the fifth sliding rod (312) and the third fixing shell (311), and the heating ring of the third fixing shell (311) is electrically connected with the control terminal (101).

5. The production device of the lining oil pipe for the oil field according to claim 4, characterized in that: the diameter of a convex column of the third fixed shell (311) is slightly larger than that of the first rotating shell (304), so that the first swinging rod (305) can fix the lining pipe conveniently.

6. The production device of the lining oil pipe for the oil field according to claim 3, characterized in that: centering assembly is including spline rod (4) that circumference distributes, the equal rigid coupling of spline rod (4) that circumference distributes in second fixed shell (303), spline rod (4) slide and are equipped with sixth sliding rod (401), sixth sliding rod (401) are equipped with the leading wheel, install second spring (402) between sixth sliding rod (401) and spline rod (4), sixth sliding rod (401) rigid coupling has deflector (403) of symmetric distribution, the cross section of deflector (403) is right trapezoid.

7. The production device of the lining oil pipe for the oil field according to claim 1, characterized in that: the lining pipe moving device is characterized by further comprising a driving mechanism for assisting the lining pipe to move, the driving mechanism is arranged on the support (1), the driving mechanism comprises second swing rods (5) which are symmetrically distributed, the second swing rods (5) which are symmetrically distributed are arranged on the support (1) through supporting blocks in a rotating mode, torsion springs are arranged between the second swing rods (5) and the supporting blocks, a second fixing frame (501) is fixedly connected to the support (1), a second rotating shell (502) is rotatably arranged on the second fixing frame (501), a third servo motor (503) is fixedly connected to the second rotating shell (502), a second rotating ring (504) is rotatably arranged on the second rotating shell (502), the second rotating shell (502) is in a sliding mode and is provided with seventh sliding rods (505) which are circumferentially distributed at equal intervals, a guide groove which is in sliding fit with the seventh sliding rods (505), one end, located in the second rotating shell (502), of each seventh sliding rod (505) is rotatably provided with an electric rotating wheel (506), and a rotating wheel (101) and an electric control terminal.

8. The production device of the lining oil pipe for the oil field according to claim 7, characterized in that: the diameter of the electric rotating wheel (506) is gradually increased from the middle part to the two ends, the side wall of the electric rotating wheel (506) is provided with an elastic part, and the elastic part is provided with uniformly distributed annular grooves for increasing the friction force between the electric rotating wheel (506) and the lining pipe.

9. The production device of the lining oil pipe for the oil field according to claim 7, characterized in that: the support (1) is fixedly connected with a driving motor (6) through a connecting frame, the second rotating shell (502) and the driving motor (6) are driven through a gear set, and the driving motor (6) is electrically connected with the control terminal (101).

10. The production device of the lining oil pipe for the oil field according to claim 3, characterized in that: the air injection mechanism is used for reducing friction resistance between the lining pipe and the steel pipe and comprises symmetrically distributed expansion plates (7), the symmetrically distributed expansion plates (7) are fixedly connected to the second fixed shell (303), elastic sleeves (702) are fixedly connected to the symmetrically distributed expansion plates (7), uniformly distributed balls are arranged on the outer walls of the elastic sleeves (702), air bags (701) are installed between the elastic sleeves (702) and the second fixed shell (303), the air bags (701) are communicated with an air inlet pipe (703), annular air guide pipes (704) are installed on the second fixed shell (303), uniformly distributed nozzles are arranged on the side walls of the annular air guide pipes (704), the air bags (701) are communicated with the annular air guide pipes (704) through pipelines, one-way valves are arranged in the pipelines, a rotating frame (705) is fixedly connected to the rotating disc (301), and the rotating frame (705) is used for clamping the air inlet pipe (703).

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