CN115573676A - Oil-submersible screw pump equipment convenient for tripping operation and operation method thereof - Google Patents
Oil-submersible screw pump equipment convenient for tripping operation and operation method thereof Download PDFInfo
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- CN115573676A CN115573676A CN202211575765.9A CN202211575765A CN115573676A CN 115573676 A CN115573676 A CN 115573676A CN 202211575765 A CN202211575765 A CN 202211575765A CN 115573676 A CN115573676 A CN 115573676A
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- screw pump
- submersible screw
- oil pipe
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000008878 coupling Effects 0.000 claims abstract description 27
- 238000010168 coupling process Methods 0.000 claims abstract description 27
- 238000005859 coupling reaction Methods 0.000 claims abstract description 27
- 230000008569 process Effects 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims description 27
- 238000004140 cleaning Methods 0.000 claims description 16
- 238000009826 distribution Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 238000001125 extrusion Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells
- E21B23/14—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells for displacing a cable or cable-operated tool, e.g. for logging or perforating operations in deviated wells
Abstract
The invention discloses a submersible screw pump device convenient for running and pulling operation and an operation method thereof, and relates to the technical field of submersible screw pump devices. The utility model provides an oil-submersible screw pump equipment convenient to operation of getting up down and operation method thereof, including the backup pad, one side that the carriage was kept away from to the backup pad has the sliding plate through guide rail sliding connection, one side rigid coupling of sliding plate has first spacing shell, the opposite side rigid coupling of sliding plate has the spacing shell of second, symmetrical formula rigid coupling has square piece between adjacent first spacing shell and the spacing shell of second, be connected with the rotor plate through the dwang between the adjacent square piece, be provided with the piece that resets between the dwang both ends of rotor plate and the square piece, the upside of rotor plate is provided with the cable fixing clip. In the process that the submersible screw pump moves downwards, the cable fixing clamp can be automatically screwed, the cable is quickly fixed on the oil pipe, the lowering speed of the oil pipe and the submersible screw pump is improved, and the workload of workers is reduced.
Description
Technical Field
The invention relates to the technical field of submersible screw pump equipment, in particular to submersible screw pump equipment convenient for running-up and running-down operation and an operation method thereof.
Background
The submersible screw pump is a combination of a screw pump and an electric submersible pump, the screw pump is suitable for viscous liquid and liquid containing solid phase, the flow is stable and stable, but the screw pump is driven on the ground to easily cause rod breakage, and the combination of the submersible pump and the screw pump is put into a sleeve, so that the problem that the rod of the screw pump is easily broken is solved.
However, in the process of installing the submersible screw pump, the cable needs to be released while the oil pipe is connected with a single piece, the cable needs to be clamped outside the oil pipe by using a clamp, the clamp can cause extrusion damage to the insulating side of the cable if the operation is improper, in addition, when the submersible screw pump breaks down, the submersible screw pump unit in the well needs to be taken out to the ground for maintenance, the oil pipe needs to be lifted while the single piece is detached, the clamp on the oil pipe needs to be detached, the workload of pulling up and pulling down the well is huge, and the pulling-down speed of the submersible screw pump is seriously influenced.
Disclosure of Invention
The invention provides a submersible screw pump device convenient for running and an operation method thereof, aiming at overcoming the defects that the existing submersible screw pump is complex to run and cause huge workload of running and tripping, and the running and tripping speed of the submersible screw pump is seriously influenced.
The technical scheme of the invention is as follows: an oil-submersible screw pump device convenient for lifting operation comprises a support frame, a workbench is fixedly connected to the upper end of the support frame, the support frame is arranged at an oil pumping well head, the support frame is provided with a control terminal, one side of the workbench is provided with a U-shaped groove, an oil pipe is arranged in a sleeve, the lower end of the oil pipe is communicated with an oil-submersible screw pump, the oil-submersible screw pump is connected with a cable, one side of the workbench is symmetrically provided with guide rods, a sliding frame is slidably connected between the symmetrically distributed guide rods, the workbench is fixedly connected with a first electric push rod electrically connected with the control terminal through a mounting seat, the telescopic end of the first electric push rod is fixedly connected with the sliding frame, the sliding frame is symmetrically and fixedly connected with a support plate, one side of the support plate, which is far away from the sliding frame, is slidably connected with a sliding plate through a guide rail, one side of the sliding plate is fixedly connected with a first limit shell, the other side of the sliding plate is fixedly connected with a second limit shell, a square block is symmetrically and fixedly connected between the adjacent square blocks, a rotating plate is connected with a rotating plate through a rotating rod, two ends of the rotating plate are fixedly connected with the cable, and the cable is fixed in the quick-speed fixing process of a well, the cable is clamped and the cable is fixed in the quick-speed fixing process of the quick-speed fixing and fixed cable;
wherein, the cable fixing clip is including the first arc of symmetric distribution, the one end rigid coupling of first arc has the connecting block, the connecting block rigid coupling has the second arc that is used for the chucking cable, bolted connection has the threaded rod between the adjacent connecting block, the both ends screw thread opposite direction of rotation of threaded rod, the one end of threaded rod is provided with the hexagon fixed block, adjacent connecting block slides and is provided with the gag lever post that is used for the direction, the side symmetry formula of going up of adjacent connecting block is provided with L shape fixed plate, L shape fixed plate and adjacent first spacing shell and rotor plate contact cooperation.
Further, one side of the first limiting shell is provided with a frustum shape for guiding the cable fixing clamp.
Further, first spacing shell is provided with stop gear, stop gear is used for spacing to adjacent rotor plate, stop gear is including the fixed column of symmetric distribution, the fixed column passes through the mounting panel rigid coupling in the outside of first spacing shell, adjacent fixed column sliding connection has the limiting plate, one side of rotor plate sets up rectangular recess, the spacing cooperation of limiting plate and rotor plate's recess, the outside of first spacing shell has the third electric putter of being connected with the control terminal electricity through the mount pad rigid coupling, the limiting plate rigid coupling of mounting panel and homonymy is passed through to third electric putter's flexible end.
Further, the inner ring surface of the first arc-shaped plate is provided with a friction plate for skid resistance, so that the first arc-shaped plate is prevented from sliding up and down along the oil pipe.
Further, one side of one of them backup pad is provided with the mechanism of screwing, the mechanism of screwing is fixed the cable with the cooperation of cable fixing clip, the mechanism of screwing is including driving motor, driving motor passes through mounting bracket sliding connection in the backup pad that is close to hexagon fixed block one side, driving motor is connected with the control terminal electricity, one side rigid coupling of backup pad has the fourth electric putter of being connected with the control terminal electricity, the flexible end of fourth electric putter and driving motor's mounting bracket rigid coupling, driving motor's output shaft rigid coupling has the circular slab, the equidistant rigid coupling in circular slab circumference has the dead lever, the equidistant fixed pole sliding connection in fixed circumference has circular shell, circular shell be provided with the hexagon recess with hexagon fixed block complex, the equidistant rigid coupling in circumference has the spring between circular shell and the circular slab, one side rigid coupling that the carriage was kept away from to the backup pad has the layer board that is used for supporting the fixed clip of cable.
Further, still including the clearance subassembly that is used for clearing up cable adhesion greasy dirt, the clearance subassembly sets up in the support frame, and the clearance subassembly is including the fixing base, and the fixing base rigid coupling is connected with the connecting plate in one side of support frame, and the fixing base symmetry formula is rotated, and the one end that the connecting plate is close to the cable sets up to the arc and is the elasticity material for clear up the greasy dirt of cable, be provided with the torsional spring between connecting plate and the fixing base.
Furthermore, the oil pipe fixing device further comprises a limiting ring, wherein the limiting ring is sleeved outside the oil pipe at equal intervals and used for limiting the cable fixing clamp in a matching mode.
Further, still including being used for carrying on spacing guiding mechanism to the cable, guiding mechanism sets up in the workstation, and guiding mechanism is including the link, and the link rigid coupling is connected with the leading wheel in the upside of workstation, and the link is fixed to rotate through the mount pad, and the cable is around the upside of locating the leading wheel, and the leading wheel is used for leading to the cable.
Further, the submersible screw pump operation method convenient for running-up and running-down operation comprises the following steps:
s1: before the lower oil discharge pipe and the submersible screw pump are lowered, workers mount the limiting rings on the outer side of the oil pipe at equal intervals and wind the cable on the upper side of the guide wheel;
s2: in the process of lowering the lower oil discharge pipe and the submersible screw pump, the third electric push rod stretches out and draws back to drive the adjacent limiting plates to slide towards the rotating plates through the mounting plate, the inner ends of the two limiting plates are inserted into the strip-shaped grooves of the adjacent rotating plates, a worker places the cable fixing clamp on the upper sides of the two rotating plates along the first limiting shell, the cable fixing clamp drives the driving motor and other parts on the driving motor to move towards the hexagonal fixing block along with the stretching end of the fourth electric push rod, and the hexagonal fixing block is inserted into the hexagonal groove of the circular shell;
s3: the control terminal starts the first electric push rod, the telescopic end of the first electric push rod drives the sliding frame and other parts on the sliding frame to move downwards along the guide rod, the downward moving speed of the sliding frame along the guide rod is the same as the downward moving speed of the oil pipe and the downward moving speed of the submersible screw pump, and meanwhile, the driving motor is started to enable the circular shell to drive the threaded rod to rotate anticlockwise;
s4: the threaded rod drives the connecting blocks to move close to each other through the direction threads on the two sides, the second arc-shaped plate is clamped on the outer side of the cable, meanwhile, the first arc-shaped plate is clamped on the outer side of the oil pipe, the telescopic end of the fourth electric push rod drives the driving motor and other parts on the driving motor to move in the direction away from the hexagonal fixing block, so that the hexagonal fixing block of the threaded rod is not matched with the circular shell, and then the steps are circulated, and the cable fixing clamps are sequentially placed on the upper sides of the two rotating plates;
s5: when the oil pipe and the submersible screw pump are taken out from the pipe sleeve, workers enable the oil pipe and the submersible screw pump to intermittently move upwards, the steps are repeated in a reverse direction to detach the cable fixing clamp from the oil pipe, and the workers take the cable fixing clamp down from the upper sides of the two rotating plates;
s6: when the oil pipe and the submersible screw pump are taken out from the pipe sleeve, oil stains adhered to the cable are cleaned by the connecting plate, the connecting plate swings upwards after contacting the cable fixing clamp in the cleaning process, and then the connecting plate resets under the torsion action of the torsion spring.
In conclusion, the beneficial effects of the invention are as follows:
1. the layer board lifts the cable fixing clip, makes the cable fixing clip keep the horizontality, avoids placing not flat because of the cable fixing clip, leads to the insulating layer of second arc extrusion cable, causes the cable to damage, utilizes the guide effect of first spacing shell, and the staff of being convenient for places the cable fixing clip in the upside of two rotor plates, and the upside that two L shape fixed plate framves put at two rotor plates remains stable, has improved the degree of accuracy of laying of cable fixing clip.
2. Through round shell and spring cooperation, improve the alignment efficiency of round shell and hexagon fixed block, round shell drives threaded rod counter-clockwise turning immediately, cooperates through round shell and threaded rod, is fixed in the cable fixing clip fast on oil pipe to quick fixed cable has improved this oily screw pump of diving's transferring efficiency.
3. The friction plate of the first arc-shaped plate improves the friction force between the friction plate and the oil pipe, the cable installation clamp is prevented from sliding with the oil pipe, the cable is stretched and bent, and the cable is damaged underground.
4. Utilize the connecting plate to clear up the cable, avoid being difficult to clear up after the rolling at the greasy dirt that adheres to on the cable.
5. Utilize the leading wheel to lead to the cable, guarantee that the cable is in vertical state all the time at the in-process of rolling with transferring, make the smooth entering of cable between two second arcs, and can not cause the damage by the extrusion of second arc.
6. In the process that the submersible screw pump moves downwards, the cable fixing clamp can be automatically screwed, the cable is quickly fixed on the oil pipe, the lowering speed of the oil pipe and the submersible screw pump is improved, and the workload of workers is reduced.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the workbench according to the present invention.
FIG. 3 is a schematic side view of a workbench according to the present invention.
Fig. 4 is a side perspective view of the circular shell of the present invention.
Fig. 5 is a schematic perspective view of the first limiting shell according to the present invention.
Fig. 6 is a schematic perspective view of the limiting mechanism of the present invention.
Fig. 7 is a schematic side-view perspective structure of the spacing mechanism of the invention.
Fig. 8 is a perspective view of the cable fixing clip of the present invention.
Fig. 9 is a perspective view of the tightening mechanism of the present invention.
Fig. 10 is a schematic sectional perspective view of the circular housing of the present invention.
Fig. 11 is a schematic perspective view of the cleaning mechanism of the present invention.
In the figure: 1-support frame, 2-workbench, 3-oil pipe, 4-submersible screw pump, 5-cable, 6-guide rod, 7-sliding frame, 701-first electric push rod, 8-support plate, 9-sliding plate, 10-first limit shell, 11-second limit shell, 12-square block, 13-rotating plate, 14-second electric push rod, 15-fixed column, 16-limit plate, 17-third electric push rod, 18-first arc plate, 19-connecting block, 20-second arc plate, 21-threaded rod, 22-limit rod, 23-L-shaped fixed plate, 24-driving motor, 25-fourth electric push rod, 26-circular plate, 27-fixed rod, 28-circular shell, 29-spring, 30-supporting plate, 31-fixed seat, 32-connecting plate, 33-torsion spring, 34-limit ring, 35-connecting frame and 36-guide wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the accompanying drawings in combination with the embodiments. It is to be understood that these descriptions are only illustrative and are not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Example 1
An oil-submersible screw pump device convenient for lifting operation, as shown in figures 1-10, comprises a support frame 1, the upper end of the support frame 1 is bolted with a workbench 2, the support frame 1 is arranged on an oil pumping well head, the support frame 1 is provided with a control terminal, one side of the workbench 2 is provided with a U-shaped groove, an oil pipe 3 is arranged in a sleeve, the lower end of the oil pipe 3 is communicated with an oil-submersible screw pump 4, the oil-submersible screw pump 4 is connected with a cable 5, the right side of the workbench 2 is symmetrically welded with guide rods 6, a sliding frame 7 is slidably connected between the symmetrically distributed guide rods 6, the workbench 2 is connected with a first electric push rod 701 electrically connected with the control terminal through a mounting seat bolt, the telescopic end of the first electric push rod 701 is welded with the sliding frame 7, the sliding frame 7 is symmetrically bolted with a support plate 8, the left side of the support plate 8 on the front side is slidably connected with a sliding plate 9 through a guide rail, the upper side of the sliding plate 9 is welded with a first limit shell 10, the lower side of the sliding plate 9 is welded with a second limit shell 11, one side of the first limit shell 10 is arranged in a frustum shape for guiding the cable fixing clamp, the cable fixing block 13 is arranged between the first limit shell and the second limit shell 12, the second limit shell is welded with a cable fixing block 13, the cable fixing mechanism, the cable fixing block 13 adjacent to the cable fixing mechanism, when the submersible screw pump 4 goes into the well, the cable 5 is quickly fixed outside the oil pipe 3 through the cable fixing clamp, the oil pipe 3 descends at a constant speed in the process of fixing the cable 5 by the cable fixing clamp, the left side of the supporting plate 8 at the rear side is provided with a screwing mechanism, the screwing mechanism is matched with the cable fixing clamp to fix the cable 5, and the limiting mechanism is electrically connected with the uniform control terminal of the screwing mechanism.
As shown in fig. 6 and 7, stop gear is including the fixed column 15 of symmetric distribution, fixed column 15 passes through the mounting panel and welds in the outside of first spacing shell 10, adjacent fixed column 15 sliding connection has limiting plate 16, one side of rotor plate 13 sets up rectangular recess, the spacing cooperation of limiting plate 16 and rotor plate 13's recess, limiting plate 16 is spacing to adjacent rotor plate 13, make rotor plate 13 keep the level and support the cable fixing clip, there is the third electric putter 17 of being connected with the control terminal electricity in the outside of first spacing shell 10 through mount pad bolted connection, the flexible end of third electric putter 17 passes through the mounting panel and welds with the limiting plate 16 of homonymy.
As shown in fig. 8, the cable fixing clip includes a first arc plate 18 which is symmetrically distributed, a connecting block 19 is welded at one end of the first arc plate 18, a second arc plate 20 which is used for clamping the cable 5 is welded at the connecting block 19, an inner annular surface of the first arc plate 18 is provided with an anti-slip friction plate, the first arc plate 18 is prevented from sliding up and down along the oil pipe 3, the cable 5 is stretched or bent, the cable 5 is damaged, a threaded rod 21 is connected between adjacent connecting blocks 19 through a bolt, the rotation directions of threads at two ends of the threaded rod 21 are opposite, a hexagonal fixing block is welded at the front end of the threaded rod 21, a limiting rod 22 which is used for guiding is slidably arranged on the adjacent connecting block 19, an L-shaped fixing plate 23 is symmetrically welded on the upper side of the adjacent connecting block 19, the L-shaped fixing plate 23 is in contact fit with the adjacent first limiting shell 10 and the adjacent rotating plate 13, the threaded rod 21 rotates to enable the first arc plate 18 and the second arc plate 20 to approach the oil pipe 3 and the cable 5, the cable 5 is quickly fixed on the oil pipe 3, the oil pipe 3 and the oil pipe 4 are increased, and labor intensity of workers is reduced.
As shown in fig. 9 and 10, the screwing mechanism includes a driving motor 24, the driving motor 24 is slidably connected to the supporting plate 8 at the front side through a mounting bracket, the driving motor 24 is electrically connected to the control terminal, a left bolt of the supporting plate 8 is connected to a fourth electric push rod 25 electrically connected to the control terminal, a telescopic end of the fourth electric push rod 25 is welded to the mounting bracket of the driving motor 24, an output shaft of the driving motor 24 is welded to a circular plate 26, fixing rods 27 are welded to the circular plate 26 at equal intervals in the circumferential direction, the fixing rods 27 distributed at equal intervals in the circumferential direction are slidably connected to a circular shell 28, the circular shell 28 is provided with a hexagonal groove matched with the hexagonal fixing block, the circular shell 28 is matched with the hexagonal fixing block of the threaded rod 21, the driving motor 24 drives the threaded rod 21 to rotate, so that the cable fixing clip fixes the cable 5 on the oil pipe 3, springs 29 are fixedly connected to the circular shell 28 and the circular plate 26 at equal intervals in the circumferential direction, a supporting plate 30 for supporting the cable fixing clip is fixedly connected to one side of the supporting plate 8 far away from the carriage 7, the cable fixing clip is lifted by the supporting plate 30, so that the cable fixing clip is kept in a horizontal state, and thus preventing the cable clip from being placed unevenly, and the insulating layer 20 of the cable 5 extruded on the second arc-shaped plate 20, and the cable 5 from being damaged.
In the process of lowering the oil pipe 3 and the submersible screw pump 4 along the casing, a worker starts a third electric push rod 17 through a control terminal, the telescopic end of the third electric push rod 17 drives an adjacent limiting plate 16 to slide towards the rotating plate 13 through a mounting plate, the inner ends of the two limiting plates 16 are inserted into the strip-shaped grooves of the adjacent rotating plate 13, so that the limiting plate 16 limits the adjacent rotating plate 13, the control terminal starts two second electric push rods 14, the telescopic end of the second electric push rod 14 drives the two sliding plates 9 and other components on the sliding plates to move close to each other, after the sliding plates move to a specified position, the worker places a cable fixing clamp on the upper sides of the two rotating plates 13 along the first limiting shell 10, and simultaneously, the support plate 30 lifts the cable fixing clamp to keep the cable fixing clamp in a horizontal state, and avoids that the second arc-shaped plate 20 extrudes the insulating layer of the cable 5 due to uneven placement of the cable fixing clamp, the cable 5 is damaged, the first limiting shell 10 is used for guiding the cable fixing clip, so that a worker can conveniently place the cable fixing clip on the upper sides of the two rotating plates 13, the two L-shaped fixing plates 23 are erected on the upper sides of the two rotating plates 13, the placement accuracy of the cable fixing clip is improved, the control terminal starts the fourth electric push rod 25, the telescopic end of the fourth electric push rod 25 drives the driving motor 24 and other parts on the driving motor to move towards the hexagonal fixing blocks, when the hexagonal fixing blocks are inserted into the hexagonal grooves of the circular shell 28, if the angles of the hexagonal fixing blocks and the hexagonal grooves of the circular shell 28 are not matched, the circular shell 28 is pressed after contacting the hexagonal fixing blocks, the circular shell 28 slides towards the front side along the fixing rod 27, the spring 29 is compressed, the control terminal starts the driving motor 24, the output shaft of the driving motor 24 drives the circular plate 26 and the circular shell 28 to rotate anticlockwise, when the circular shell 28 rotates by a certain angle until the hexagonal fixing block is matched with the hexagonal groove of the circular shell 28 by the angle, under the action of the elastic force of the spring 29, the hexagonal fixing block enters the hexagonal groove of the circular shell 28, the circular shell 28 is matched with the spring 29, the alignment efficiency of the circular shell 28 and the hexagonal fixing block is improved, the circular shell 28 immediately drives the threaded rod 21 to rotate anticlockwise, the cable fixing clamp is quickly fixed on the oil pipe 3 through the matching of the circular shell 28 and the threaded rod 21, the cable 5 is quickly fixed, and the lowering efficiency of the submersible screw pump 4 is improved.
In the above process, the control terminal starts the first electric push rod 701, the telescopic end of the first electric push rod 701 drives the sliding frame 7 and other parts thereon to move downwards along the guide rod 6, the downward moving speed of the sliding frame 7 along the guide rod 6 is the same as the downward moving speed of the oil pipe 3 and the submersible screw pump 4, the threaded rod 21 drives the connecting blocks 19 and the parts thereon to approach the oil pipe 3 through the reverse threads at both ends in the process of anticlockwise rotation of the threaded rod 21, in the above process, the moving speed of the telescopic ends of the two second electric push rods 14 is equal to the approaching speed of the two connecting blocks 19, so as to avoid that the L-shaped fixing plate 23 falls off the two rotating plates 13 in the process of rotation of the threaded rod 21, and the first arc-shaped plate 18 and the second arc-shaped plate 20 approach each other along with the gradual approaching of the adjacent connecting blocks 19, when the second arc-shaped plate 20 is clamped outside the cable 5, the first arc-shaped plate 18 is clamped on the outer side of the oil pipe 3 (as shown in fig. 11), the threaded rod 21 is driven by the driving motor 24 to rotate anticlockwise to enable the cable fixing clamp to quickly fix the cable 5 on the outer side of the oil pipe 3, the lowering speed of the oil pipe 3 and the submersible screw pump 4 is improved, when the cable 5 is completely fixed, the control terminal starts the two third electric push rods 17, the telescopic ends of the third electric push rods 17 drive the limiting plates 16 to be far away from the rotating plate 13, the limiting plates 16 are out of fit with the strip-shaped grooves of the adjacent rotating plate 13, the oil pipe 3 drives the cable fixing clamp and the cable 5 to move downwards along with the continuous lowering of the oil pipe 3 and the submersible screw pump 4, the two L-shaped fixing plates 23 downwards extrude the rotating plate 13, the rotating plate 13 downwards overturns, and when the L-shaped fixing plates 23 are far away from the rotating plate 13, the cable fixing clamp is reset under the action of the reset piece on the rotating plate 13 and keeps a horizontal state, and the control terminal then controls all the electrical elements to repeat the process, places the cable fixing clamp on the upper sides of the two rotating plates 13 again, and repeats the steps until the oil pipe 3 and the submersible screw pump 4 are lowered to the designated positions, and then the worker resets and closes the electrical elements on the submersible screw pump 4 through the control terminal.
In the process of descending the oil pipe 3 into the well, the friction force between the first arc-shaped plate 18 and the oil pipe 3 is improved through the friction plate, so that the cable installation clamp and the oil pipe 3 are prevented from sliding, the cable 5 is stretched and bent, and the cable 5 is damaged in the well.
When the submersible screw pump 4 is damaged, the oil pipe 3 and the submersible screw pump 4 need to be taken out completely, in the process of taking out, the worker makes the oil pipe 3 and the submersible screw pump 4 ascend discontinuously, the worker starts the submersible screw pump 4 equipment through a control terminal, when the cable fixing clip moves upwards along with the oil pipe 3, the cable 5 is wound by the winding device, the control terminal firstly controls the first electric push rod 701 to drive the sliding rack 7 and the parts thereon to be positioned at the lowest position, meanwhile, the control terminal starts the two second electric push rods 14, the two second electric push rods 14 respectively drive the sliding plate 9 and other components on the sliding plate to be far away from each other, when the cable fixing clip enters the first limiting shell 10 through the two second limiting shells 11, in the above process, the rotating plate 13 swings upwards and then is reset under the action of the torsion spring 33 of the rotating plate 13, the control terminal then starts the third electric push rod 17, so that the limit plate 16 is matched with the adjacent rotating plate 13, the rotating plate 13 is limited, after the oil pipe 3 is fixed, the control terminal starts the submersible screw pump 4 equipment, the rotating plate 13 is located on the lower side of the L-shaped fixing plate 23, the control terminal starts the driving motor 24 to drive the threaded rod 21 to rotate clockwise, the connecting block 19 and parts on the connecting block are far away from each other, the two second electric push rods 14 drive the sliding plate 9 and other parts on the sliding plate to be far away from each other, the speed of the sliding plate 9 and other parts on the sliding plate are far away from the connecting block 19 and is the same as the separation speed of the connecting block 19, the first arc-shaped plate 18 is far away from the oil pipe 3 along with the rotation of the threaded rod 21, the second arc-shaped plate 20 is far away from the cable 5, the cable 5 is not fixed, a worker can take down the cable fixing clamp from the upper sides of the two rotating plates 13 conveniently, the operation is repeated, and all the cable fixing clamps on the oil pipe 3 are taken down.
Example 2
On the basis of embodiment 1, as shown in fig. 11, the cleaning device further includes a cleaning assembly for cleaning oil stains adhered to the cable 5, the cleaning assembly is disposed on the support frame 1, the cleaning assembly includes a fixing seat 31, the fixing seat 31 is bolted to one side of the support frame 1, the fixing seat 31 is symmetrically and rotatably connected to a connecting plate 32, the left end of the connecting plate 32 is arc-shaped and made of elastic material, and is used for cleaning the oil stains on the cable 5, a torsion spring 33 is disposed between the connecting plate 32 and the fixing seat 31, during the upward taking-out process of the oil pipe 3 and the submersible screw pump 4, the cable 5 moves upward along the two connecting plates 32, the two connecting plates 32 scrape and clean the oil stains on the cable 5, when the connecting plate 32 contacts the L-shaped fixing plate 23, the two connecting plates 32 swing upward, and the two connecting plates 32 are made of elastic material, the connecting plates 32 deform reversely in the upward swinging process, the torsion spring 33 is screwed, when the connecting plate 32 loses contact with the L-shaped fixing plate 23, the torsion spring 33 resets the two connecting plates 32 again under the effect of the torsion spring 33, the connecting plate 32 is used for cleaning the cable 5, and it is avoided that the oil stains wound on the cable 5 after being adhered to be difficult to clean.
As shown in fig. 1 and 11, the oil-immersed type cable fixing clamp further comprises a limiting ring 34, the limiting ring 34 is sleeved outside the oil pipe 3 at equal intervals, the limiting ring 34 is used for matching and limiting a cable fixing clamp, in the preparation stage, a worker installs the limiting ring 34 on the oil pipe 3 at equal intervals, the first arc-shaped plate 18 clamps the oil pipe 3 and is located between the limiting rings 34, the cable fixing clamp is limited by the limiting ring 34, and slippage caused in the lowering process of the oil pipe 3 and the oil-immersed screw pump 4 is avoided, so that the cable 5 is prevented from being pulled or bent and damaged.
As shown in fig. 1, still including being used for carrying out spacing guiding mechanism to the cable, guiding mechanism sets up in workstation 2, guiding mechanism is including link 35, link 35 bolted connection is in the upside of workstation 2, link 35 rotates through the mount pad admittedly and is connected with leading wheel 36, cable 5 is around locating the upside of leading wheel 36, leading wheel 36 is used for leading to cable 5, at the in-process of cable rolling and transfer, utilize leading wheel 36 to lead to cable 5, guarantee that cable 5 is in vertical state all the time at the in-process of rolling and transfer, make smooth entering between two second arcwalls 20 of cable 5, and can not cause the damage by the extrusion of second arcwall 20.
Example 3
On the basis of the embodiment 2, the submersible screw pump operation method convenient for tripping operation comprises the following steps:
s1: before the lower oil discharge pipe 3 and the submersible screw pump 4 are lowered, workers install the limiting rings 34 on the outer side of the oil pipe 3 at equal intervals, and meanwhile, the cable 5 is wound on the upper side of the guide wheel 36;
s2: in the process of lowering the lower oil discharge pipe 3 and the submersible screw pump 4, the third electric push rod 17 stretches and retracts to drive the adjacent limiting plates 16 to slide towards the rotating plates 13 through the mounting plate, the inner ends of the two limiting plates 16 are inserted into the long-strip grooves of the adjacent rotating plates 13, a worker places the cable fixing clamp on the upper sides of the two rotating plates 13 along the first limiting shell 10, the cable fixing clamp drives the driving motor 24 and other parts on the driving motor to move towards the hexagonal fixing block along with the stretching end of the fourth electric push rod 25, and the hexagonal fixing block is inserted into the hexagonal groove of the circular shell 28;
s3: the control terminal starts the first electric push rod 701, the telescopic end of the first electric push rod 701 drives the sliding frame 7 and other parts on the sliding frame to move downwards along the guide rod 6, the downward moving speed of the sliding frame 7 along the guide rod 6 is the same as the downward moving speed of the oil pipe 3 and the submersible screw pump 4, and meanwhile, the driving motor 24 is started to enable the circular shell 28 to drive the threaded rod 21 to rotate anticlockwise;
s4: the threaded rod 21 drives the connecting blocks 19 to move close to each other through the direction threads on the two sides, the second arc-shaped plate 20 is clamped on the outer side of the cable 5, meanwhile, the first arc-shaped plate 18 is clamped on the outer side of the oil pipe 3, the telescopic end of the fourth electric push rod 25 drives the driving motor 24 and other parts on the driving motor to move towards the direction far away from the hexagonal fixed block, so that the hexagonal fixed block of the threaded rod 21 is not matched with the circular shell 28, and then the steps are circulated, and the cable fixing clamps are sequentially placed on the upper sides of the two rotating plates 13;
s5: when the oil pipe 3 and the submersible screw pump 4 are taken out of the pipe sleeve, a worker enables the oil pipe 3 and the submersible screw pump 4 to move upwards in an interrupted mode, the steps are repeated in a reverse mode, the cable fixing clamp is detached from the oil pipe 3, and the worker takes the cable fixing clamp down from the upper sides of the two rotating plates 13;
s6: when the oil pipe 3 and the submersible screw pump 4 are taken out from the pipe sleeve, the connecting plate 32 cleans oil stains adhered to the cable 5, and the connecting plate 32 swings upwards after contacting the cable fixing clamp in the cleaning process and then resets under the torsion action of the torsion spring 33.
The above description is only an example of the present invention and is not intended to limit the present invention. All equivalents which come within the spirit of the invention are therefore intended to be embraced therein. Details not described herein are within the skill of those in the art.
Claims (9)
1. The utility model provides an oil-submersible screw pump equipment convenient to get up and down operation, including support frame (1), the upper end rigid coupling of support frame (1) has workstation (2), support frame (1) sets up in the oil pumping well head, support frame (1) is provided with control terminal, one side of workstation (2) is provided with the U-shaped groove, oil pipe (3) set up in the cover pipe, the lower extreme intercommunication of oil pipe (3) has oil-submersible screw pump (4), oil-submersible screw pump (4) are connected with cable (5), the utility model is characterized in that, still include symmetric distribution's guide bar (6), equal rigid coupling of symmetric distribution's guide bar (6) is in one side of workstation (2), sliding connection has carriage (7) between the symmetric guide bar (6), workstation (2) has first electric putter (701) of being connected with control terminal electricity through the mount pad rigid coupling, the flexible end of first electric putter (701) and carriage (7) rigid coupling, carriage (7) symmetric rigid coupling has backup pad (8), one side that backup pad (8) kept away from carriage (7) has sliding connection through the guide rail sliding connection has first spacing shell (10), spacing shell (11) and second spacing shell (11) of symmetry rigid coupling, a rotating plate (13) is connected between the adjacent square blocks (12) through a rotating rod, a reset piece is arranged between the two ends of the rotating rod of the rotating plate (13) and the square blocks (12), one side, far away from the sliding frame (7), of the supporting plate (8) is fixedly connected with a second electric push rod (14) which is electrically connected with a control terminal, and the telescopic end of the second electric push rod (14) is fixedly connected with a sliding plate (9); a cable fixing clamp for fixing the cable (5) is arranged on the upper side of the rotating plate (13), when the submersible screw pump (4) goes into a well, the cable (5) is quickly fixed on the outer side of the oil pipe (3) through the cable fixing clamp, and the oil pipe (3) descends at a constant speed in the process of fixing the cable (5) through the cable fixing clamp;
wherein, the cable fixing clip is including first arc (18) of symmetric distribution, the one end rigid coupling of first arc (18) has connecting block (19), connecting block (19) rigid coupling has second arc (20) that are used for chucking cable (5), bolted connection has threaded rod (21) between adjacent connecting block (19), the both ends screw thread direction of rotation of threaded rod (21) is opposite, the one end of threaded rod (21) is provided with the hexagon fixed block, adjacent connecting block (19) slide and are provided with gag lever post (22) that are used for the direction, the side symmetry formula of going up of adjacent connecting block (19) is provided with L shape fixed plate (23), L shape fixed plate (23) and adjacent first spacing shell (10) and rotor plate (13) contact cooperation.
2. The submersible screw pump apparatus facilitating running-down operation according to claim 1, wherein one side of the first limit case (10) is formed in a frustum shape for guiding the cable fixing clip.
3. The submersible screw pump apparatus convenient for tripping operation according to claim 1 or 2, characterized in that the first limit housing (10) is provided with a limit mechanism for limiting the adjacent rotating plate (13); stop gear is including fixed column (15) of symmetric distribution, fixed column (15) pass through the mounting panel rigid coupling in the outside of first spacing shell (10), adjacent fixed column (15) sliding connection has limiting plate (16), one side of rotor plate (13) sets up rectangular recess, the spacing cooperation of recess of limiting plate (16) and rotor plate (13), the outside of first spacing shell (10) is passed through the mount pad rigid coupling and is had third electric putter (17) of being connected with control terminal electricity, the flexible end of third electric putter (17) passes through limiting plate (16) rigid coupling of mounting panel and homonymy.
4. The submersible screw pump apparatus convenient for running-down operation according to claim 3, characterized in that the inner annular surface of the first arc-shaped plate (18) is provided with a friction plate for preventing slipping, preventing the first arc-shaped plate (18) from slipping up and down along the oil pipe (3).
5. The submersible screw pump device convenient for tripping operation of claim 4, wherein one side of one of the support plates (8) is provided with a screwing mechanism, the screwing mechanism is matched with a cable fixing clamp to fix the cable (5), the screwing mechanism comprises a driving motor (24), the driving motor (24) is slidably connected with the support plate (8) close to one side of a hexagonal fixed block through a mounting rack, the driving motor (24) is electrically connected with a control terminal, one side of the support plate (8) is fixedly connected with a fourth electric push rod (25) electrically connected with the control terminal, the telescopic end of the fourth electric push rod (25) is fixedly connected with the mounting rack of the driving motor (24), the output shaft of the driving motor (24) is fixedly connected with a circular plate (26), the circular plate (26) is fixedly connected with fixing rods (27) at equal intervals in the circumferential direction, the fixing rods (27) distributed at equal intervals in the circumferential direction are slidably connected with a circular shell (28), the hexagonal shell (28) is provided with a groove matched with the hexagonal fixed block, springs (29) are fixedly connected between the circular shell (28) and the circular plate (26) and the supporting plate (30) at equal intervals in the side of the support plate (8) far away from the sliding rack (7).
6. The submersible screw pump device convenient for running-down operation is characterized by further comprising a cleaning assembly for cleaning oil stains adhered to the cable (5), the cleaning assembly is arranged on the support frame (1), the cleaning assembly comprises a fixed seat (31), the fixed seat (31) is fixedly connected to one side of the support frame (1), the fixed seat (31) is symmetrically and rotatably connected with a connecting plate (32), one end, close to the cable (5), of the connecting plate (32) is arc-shaped and made of elastic materials and used for cleaning the oil stains on the cable (5), and a torsion spring (33) is arranged between the connecting plate (32) and the fixed seat (31).
7. The submersible screw pump equipment convenient for running-in and running-out operation of claim 6, further comprising a limiting ring (34), wherein the limiting ring (34) is sleeved on the outer side of the oil pipe (3) at equal intervals, and the limiting ring (34) is used for matching and limiting a cable fixing clip.
8. The submersible screw pump device convenient for running-down operation of claim 7, further comprising a guiding mechanism for limiting the cable, wherein the guiding mechanism is arranged on the workbench (2), the guiding mechanism comprises a connecting frame (35), the connecting frame (35) is fixedly connected to the upper side of the workbench (2), the connecting frame (35) is fixedly connected with a guide wheel (36) through a mounting seat in a rotating manner, the cable (5) is wound on the upper side of the guide wheel (36), and the guide wheel (36) is used for guiding the cable (5).
9. The method for operating a submersible screw pump with easy tripping operation of claim 8, comprising the steps of:
s1: before the lower oil discharging pipe (3) and the submersible screw pump (4) are lowered, workers install the limiting rings (34) on the outer side of the oil pipe (3) at equal intervals and wind the cable (5) on the upper side of the guide wheel (36);
s2: in the process of lowering the lower oil discharge pipe (3) and the submersible screw pump (4), the third electric push rod (17) stretches out and draws back to drive the adjacent limiting plates (16) to slide towards the rotating plates (13) through the mounting plate, the inner ends of the two limiting plates (16) are inserted into the strip-shaped grooves of the adjacent rotating plates (13), a worker places a cable fixing clamp on the upper sides of the two rotating plates (13) along the first limiting shell (10), the drive motor (24) and other parts on the drive motor move towards the direction of the hexagonal fixing block along with the stretching end of the fourth electric push rod (25), and the hexagonal fixing block is inserted into the hexagonal groove of the round shell (28);
s3: the control terminal starts a first electric push rod (701), the telescopic end of the first electric push rod (701) drives a sliding frame (7) and other parts on the sliding frame to move downwards along a guide rod (6), the downward moving speed of the sliding frame (7) along the guide rod (6) is the same as the downward moving speed of an oil pipe (3) and an oil-submersible screw pump (4), and meanwhile, a driving motor (24) is started to enable a circular shell (28) to drive a threaded rod (21) to rotate anticlockwise;
s4: the threaded rod (21) drives the connecting block (19) to move close to each other through the direction threads on two sides, the second arc-shaped plate (20) is clamped on the outer side of the cable (5), meanwhile, the first arc-shaped plate (18) is clamped on the outer side of the oil pipe (3), the telescopic end of the fourth electric push rod (25) drives the driving motor (24) and other parts on the driving motor to move towards the direction away from the hexagonal fixing block, so that the hexagonal fixing block of the threaded rod (21) is not matched with the circular shell (28), and then the steps are circulated, and the cable fixing clamps are sequentially placed on the upper sides of the two rotating plates (13);
s5: when the oil pipe (3) and the submersible screw pump (4) are taken out of the pipe sleeve, a worker intermittently moves the oil pipe (3) and the submersible screw pump (4) upwards, the steps are repeated in a reverse direction to detach the cable fixing clamp from the oil pipe (3), and the worker detaches the cable fixing clamp from the upper sides of the two rotating plates (13);
s6: when the oil pipe (3) and the submersible screw pump (4) are taken out of the pipe sleeve, oil stains adhered to the cable (5) are cleaned by the connecting plate (32), the connecting plate (32) swings upwards after contacting the cable fixing clamp in the cleaning process, and then the connecting plate resets under the torsion action of the torsion spring (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211575765.9A CN115573676B (en) | 2022-12-09 | 2022-12-09 | Oil-submersible screw pump equipment convenient for running-up operation and operation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211575765.9A CN115573676B (en) | 2022-12-09 | 2022-12-09 | Oil-submersible screw pump equipment convenient for running-up operation and operation method thereof |
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| Publication Number | Publication Date |
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| CN115573676A true CN115573676A (en) | 2023-01-06 |
| CN115573676B CN115573676B (en) | 2023-04-11 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050189116A1 (en) * | 2004-02-26 | 2005-09-01 | Vetco Gray Inc. | Submersible well pump installation procedure |
| CN103946614A (en) * | 2011-10-25 | 2014-07-23 | 德博蒙特金融公司 | Support device for positioning cables along submerged pipeline-type pipes |
| CN204025928U (en) * | 2014-08-26 | 2014-12-17 | 中国石油化工股份有限公司 | Logging cable rapid fixing |
| CN105239970A (en) * | 2015-11-12 | 2016-01-13 | 杭州乾景科技有限公司 | Submersible direct-drive screw pump oil production equipment |
| CN107780850A (en) * | 2016-08-31 | 2018-03-09 | 中国石油天然气股份有限公司 | A kind of method of cable built in coiled tubing |
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2022
- 2022-12-09 CN CN202211575765.9A patent/CN115573676B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050189116A1 (en) * | 2004-02-26 | 2005-09-01 | Vetco Gray Inc. | Submersible well pump installation procedure |
| CN103946614A (en) * | 2011-10-25 | 2014-07-23 | 德博蒙特金融公司 | Support device for positioning cables along submerged pipeline-type pipes |
| CN204025928U (en) * | 2014-08-26 | 2014-12-17 | 中国石油化工股份有限公司 | Logging cable rapid fixing |
| CN105239970A (en) * | 2015-11-12 | 2016-01-13 | 杭州乾景科技有限公司 | Submersible direct-drive screw pump oil production equipment |
| CN107780850A (en) * | 2016-08-31 | 2018-03-09 | 中国石油天然气股份有限公司 | A kind of method of cable built in coiled tubing |
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| CN115573676B (en) | 2023-04-11 |
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