CN114687679A - Water injection well integration exempts from to throw and drag for working barrel convenient to quick butt joint - Google Patents
Water injection well integration exempts from to throw and drag for working barrel convenient to quick butt joint Download PDFInfo
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- CN114687679A CN114687679A CN202111633292.9A CN202111633292A CN114687679A CN 114687679 A CN114687679 A CN 114687679A CN 202111633292 A CN202111633292 A CN 202111633292A CN 114687679 A CN114687679 A CN 114687679A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 75
- 210000001503 joint Anatomy 0.000 title claims abstract description 33
- 238000002347 injection Methods 0.000 title claims abstract description 30
- 239000007924 injection Substances 0.000 title claims abstract description 30
- 230000010354 integration Effects 0.000 title abstract description 4
- 238000005266 casting Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 39
- 238000005192 partition Methods 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/08—Casing joints
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/20—Displacing by water
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention discloses a water injection well integrated casting and fishing-free working barrel convenient for quick butt joint, which comprises a working barrel body and a main flow pipeline fixedly installed in the working barrel body; the inner parts of the upper end and the lower end of the main flow pipeline are respectively provided with a flow dividing channel; further comprising: the utility model discloses a working barrel, including the working barrel body, division board, apopore in the lower extreme outside equidistant of mainstream pipeline is installed in the outside of mainstream pipeline, and the lower extreme outside equidistant of mainstream pipeline has seted up to division board and the crisscross setting of reposition of redundant personnel passageway, the water hole of going out has transversely been seted up to the lower extreme outside equidistant of working barrel body, and the upper end outside equidistant of working barrel body has transversely seted up the connecting hole. This water injection well integration exempts from to throw to drag for working barrel convenient to quick butt joint is installed and is installed connecting plate and lug, through the connecting plate at the spread groove internal rotation for in the lug in the connecting plate outside rotates the draw-in groove from the spout, the working barrel body of being convenient for carries out the block butt joint with the working barrel body from this, only need rotatory a bit can, the quick butt joint of being convenient for and the dismantlement work in later stage.
Description
Technical Field
The invention relates to the technical field of integrated running and fishing-free working barrels of water injection wells, in particular to an integrated running and fishing-free working barrel of a water injection well, which is convenient for quick butt joint.
Background
In the middle and later stages of oil field development, because of the reduction of stratum energy, stratified injection plays a crucial role in improving the oil field development effect, when the oil field is injected with water, although the combined injection technology can meet the process requirement of maintaining the stratum pressure by injecting water, because the heterogeneity of partial blocks and well group oil layers is strong, the injected water suddenly enters along a crack or a high-permeability zone single layer when the oil field is injected with water in a general way, and low-permeability and thin-difference layers can not exert due potential, so that the contradiction among layers and planes is more prominent, therefore, along with the continuous improvement of fine management level of the oil reservoir, in order to meet the requirements of different oil reservoirs and different development layers on energy, the stratified injection technology is required to supplement the stratum energy in a stratified mode, and an integrated casting-free working barrel is required;
1. the patent name of 'CN 107524430A' publication is 'a throwing-fishing-free measuring and adjusting working barrel' to adjust the movable water nozzle component to drive the movable water nozzle to move up and down, thereby adjusting the size of a water outlet hole on a fixed water nozzle, realizing the purpose of controlling water quantity, improving the precision of layered water distribution, and being capable of achieving the maximum output quantity of the minimum water injection quantity, but the working barrel is mostly connected with the working barrel through screw threads, so that the butt joint operation is troublesome, a plurality of turns of rotation are needed, and meanwhile, the later-stage disassembly work is also troublesome;
2. most of the existing working barrels use packers for sealing, packing and layering, but because the volume and the size of the packer are fixed, the packer is not convenient to install and meet different use requirements in the later period;
therefore, the integrated running and fishing-free working barrel convenient for quick butt joint of the water injection well is provided, so that the problems provided in the prior art are solved.
Disclosure of Invention
The invention aims to provide a water injection well integrated casting and fishing-free working barrel convenient for quick butt joint, and aims to solve the problems that most of the working barrels in the prior market are butted through threaded connection, so that the butt joint operation is troublesome, a plurality of circles of rotation are needed, and meanwhile, the later-stage disassembly work is troublesome.
In order to achieve the purpose, the invention provides the following technical scheme: a water injection well integrated casting and fishing-free working barrel convenient for quick butt joint comprises a working barrel body and a main flow pipeline fixedly installed in the working barrel body;
the inner parts of the upper end and the lower end of the main flow pipeline are respectively provided with a flow dividing channel;
further comprising:
the outer side of the main flow pipeline is provided with a partition plate, the outer side of the lower end of the main flow pipeline is provided with inner water outlet holes at equal intervals, and the partition plate and the flow dividing channel are arranged in a staggered mode;
the outer side of the lower end of the working barrel body is provided with water outlet holes transversely at equal intervals, and the outer side of the upper end of the working barrel body is provided with connecting holes transversely at equal intervals;
vent holes are longitudinally formed in the periphery of the working barrel body at equal intervals, and connecting holes are connected to the outer sides of the vent holes;
a fixing plate is fixed on the outer side of the working barrel body, a sealing air bag is mounted on the outer side of the fixing plate, and the space in the sealing air bag is communicated with the space in the connecting hole through a flowing hole;
the upper end of the working barrel body is internally provided with a connecting groove, a sliding groove and a clamping groove;
the bottom of the working barrel body is provided with a connecting plate, and the connecting plate is in concave-convex fit with the connecting groove;
the upper end and the lower end of the fixing plate are fixed with adjusting plates b at equal intervals by taking the circle center of the working barrel body as the circle center, one ends of the adjusting plates b are connected with the inner parts of the adjusting plates a through connecting springs, and the adjusting plates b are connected with the adjusting plates a in a clamping and sliding mode.
Preferably, the main flow pipeline is arranged in an I-shaped structure, the outer side of the main flow pipeline is provided with partition plates at equal intervals by taking the circle center of the main flow pipeline as the circle center, and the upper end and the lower end of the main flow pipeline are internally provided with flow distribution channels.
Through the setting of above-mentioned structure, the mainstream pipeline is "worker" font structure setting to the outside of mainstream pipeline separates into a plurality of reposition of redundant personnel regions through the division board, and the fine water injection of shunting of being convenient for satisfies different user demands, improves the efficiency of water injection.
Preferably, the connecting hole is arranged above the water outlet hole, the connecting hole and the vent hole are vertically arranged, and the height of the vent hole is equal to that of the working barrel body.
Through the arrangement of the structure, the vent hole is good, the sealing air bag is inflated, the size of the sealing air bag is convenient to adjust, and the sealing air bag meets different use requirements.
Preferably, the horizontal central line of the water outlet hole coincides with the horizontal central line of the inner water outlet hole, and the water outlet hole and the inner water outlet hole are arranged in one-to-one correspondence.
Through the arrangement of the structure, the water outlet hole is matched with the inner water outlet hole to perform water drainage work.
Preferably, the left and right sides of spread groove all is provided with spout and draw-in groove, and the outside intercommunication of spout has the draw-in groove to the draw-in groove is the arc structure setting, and the height that highly is less than the spout of draw-in groove.
Through the arrangement of the structure, the lug can be rotated to enter the clamping groove for clamping and butt joint, the operation is convenient, and the stability is strong.
Preferably, the outer sides of the left end and the right end of the connecting plate are respectively fixed with a lug.
Through the arrangement of the structure, the connecting plate drives the lug to rotate together, and the clamping butt joint work is well performed in the later period.
Preferably, the arc length of the clamping groove is smaller than one fourth of the perimeter of the working barrel body, the clamping groove and the sliding groove are in clamping sliding connection with the protruding block, and the spaces inside the connecting groove, the sliding groove and the clamping groove are communicated.
Through the arrangement of the structure, the lug can rotate to the clamping groove from the sliding groove well, and the clamping and butt joint work at the later stage is facilitated.
Preferably, spread groove and sealing washer all are the setting of ring shape structure, and the sealing washer is installed on the inner wall of the side of the lug is kept away from to the spread groove to a side inner wall that the lug was kept away from to the spread groove is the slope column structure setting.
Through the setting of above-mentioned structure, spread groove and sealing washer all are the setting of loop shape structure, and the sealing washer is installed on the spread groove inner wall of keeping away from the side of lug to a side inner wall that the lug was kept away from to the spread groove is the slope column structure setting, makes the sealing washer also be the installation of slope form, and the connecting plate of being convenient for is fine from this extrudees the sealing washer, makes the fine sealed operation that carries on of sealing washer.
Preferably, the inside block sliding connection of spread groove has the push pedal that is the annular shape structure, and the bottom of push pedal is connected with the working barrel body through reset spring to the top laminating of push pedal is provided with the connecting plate.
Through the setting of above-mentioned structure for the push pedal later stage is fine promotes the connecting plate, guarantees the stable block of lug in the draw-in groove, and the later stage connecting plate of also being convenient for is fine to separate with the spread groove.
Preferably, the inside embedding of the upper surface of push pedal installs the ball that is used for reducing frictional force, interior apopore and division board are crisscross to be set up, a side and the air-tight bag fixed connection of regulating plate a, the mobile hole has all been seted up to the inside all around of fixed plate, and mobile hole and connecting hole one-to-one setting.
Through the arrangement of the structure, a shunting area is formed between the adjacent partition plates and the partition plates, so that part of water enters the water outlet hole from the water outlet hole, and the other part of water enters the water outlet hole through the shunting channel.
Compared with the prior art, the invention has the beneficial effects that: this water injection well integration exempts from to throw and drag for working barrel convenient to quick butt joint is connected through the block and has replaced traditional threaded connection, has shortened the time of later stage butt joint, and the quick butt joint work of carrying on of being convenient for, its concrete content is as follows:
(1) the connecting plate and the lug are installed, and the lug on the outer side of the connecting plate rotates into the clamping groove from the inside of the sliding groove through rotation of the connecting plate in the connecting groove, so that the working cylinder body and the working cylinder body can be conveniently clamped and butted, only a little rotation is needed, the operation is convenient and fast, and quick butt joint and later-stage disassembly work are convenient;
(2) the sealing air bag is fixed, and the volume of the sealing air bag is convenient to regulate and control through the air inflation quantity through the arrangement of the sealing air bag, so that the sealing air bag can conveniently seal and layer wells with different diameters in the later period, different use requirements can be conveniently met, and the practicability and the use range are improved;
(3) the push plate is fixed, the push plate is driven to rise through the power storage of the reset spring, and then the push plate pushes the connecting plate upwards, so that the lug is firmly clamped in the clamping groove, the clamping butt joint stability is improved, meanwhile, when the lug rotates into the sliding groove from the inside of the clamping groove in the later period, the connecting plate can be pushed outwards through the push plate, the lug can be conveniently and quickly separated from the sliding groove, and through the arrangement of the balls on the top of the push plate, the friction force between the connecting plate and the push plate is reduced when the connecting plate rotates, so that the connecting plate can well rotate;
(4) be fixed with air vent and connecting hole, this internal air vent one-to-one of two working barrels, then be convenient for simultaneously inflate and exhaust work to a plurality of sealed air bags, make the fine quilt of sealed air bag's size regulate and control, from this make the fine different user demands of satisfying of sealed air bag, simultaneously through the slip of regulating plate an in the regulating plate b outside, then be convenient for shelter from spacingly to sealed air bag's upper and lower both sides face, then be convenient for the fine horizontal expansion that carries on of sealed air bag, avoid the too much vertical expansion that carries on of sealed air bag, so that the fine sealed operation that carries on of sealed air bag.
Drawings
FIG. 1 is a schematic main sectional view of the present invention;
FIG. 2 is a schematic cross-sectional view of the main body of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a top cross-sectional view of the connection between the bump and the sliding groove of the present invention;
FIG. 5 is a schematic top view of the push plate of the present invention;
FIG. 6 is a schematic top sectional view of a main flow duct and a divider plate according to the present invention;
FIG. 7 is a schematic view of a main flow conduit according to the present invention;
FIG. 8 is an enlarged view of the structure at B in FIG. 7 according to the present invention;
FIG. 9 is a schematic perspective view of a mainstream pipeline of the invention;
FIG. 10 is a top sectional view of an adjustment plate a and an adjustment plate b according to the present invention.
In the figure: 1. a working barrel body; 2. a main flow conduit; 201. a flow dividing channel; 3. a partition plate; 4. an inner water outlet hole; 5. an outlet water hole; 6. a connecting plate; 601. a bump; 7. sealing the air bag; 8. a vent hole; 9. connecting holes; 10. connecting grooves; 11. a chute; 12. a seal ring; 13. a card slot; 14. pushing the plate; 141. a return spring; 15. a fixing plate; 151. an adjusting plate a; 152. an adjusting plate b; 153. a connecting spring; 154. a flow aperture.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a water injection well integrated casting and fishing-free working barrel convenient for quick butt joint comprises a connecting plate 6 arranged at the bottom of a working barrel body 1, wherein the connecting plate 6 is in concave-convex fit with a connecting groove 10, as shown in figure 1 and figures 7-8, a plurality of working barrel bodies 1 are longitudinally butted, and then the connecting plate 6 at the bottom end of the upper working barrel body 1 is inserted into the connecting groove 10 in the upper end of the lower working barrel body 1;
the outer sides of the left end and the right end of the connecting plate 6 are respectively fixed with a convex block 601, the arc length of the clamping groove 13 is less than one fourth of the circumference of the working barrel body 1, the clamping groove 13 and the sliding groove 11 are respectively connected with the convex block 601 in a clamping and sliding manner, at the moment, the convex block 601 at the outer side of the connecting plate 6 is inserted into the corresponding sliding groove 11, the inner part of the connecting groove 10 is connected with a push plate 14 in a clamping and sliding manner, the bottom end of the push plate 14 is connected with the working barrel body 1 through a reset spring 141, the connecting plate 6 is arranged above the push plate 14 in a laminating manner, meanwhile, the connecting plate 6 presses the push plate 14 downwards to enable the push plate 14 to extrude the reset spring 141 to store force, the connecting groove 10 and the sealing ring 12 are both arranged in a circular structure manner, the sealing ring 12 is arranged on the inner wall of one side surface of the connecting groove 10 far away from the convex block 601, the inner wall of one side surface of the connecting groove 10 far away from the convex block 601 is arranged in an inclined structure, and the connecting plate 6 extrudes the sealing ring 12, so that the sealing ring 12 can perform sealing operation well;
then, manually rotating the upper working barrel body 1, as shown in fig. 1-4, so that the upper working barrel body 1 drives the connecting plate 6 at the bottom end to rotate together with the bump 601, the upper end of the working barrel body 1 is internally provided with a connecting groove 10, a sliding groove 11 and a clamping groove 13, the internal spaces of the connecting groove 10, the sliding groove 11 and the clamping groove 13 are communicated, the left side and the right side of the connecting groove 10 are respectively provided with the sliding groove 11 and the clamping groove 13, the outer side of the sliding groove 11 is communicated with the clamping groove 13, the clamping groove 13 is arranged in an arc structure, the height of the clamping groove 13 is smaller than that of the sliding groove 11, so that the bump 601 rotates from the inside of the sliding groove 11 to the inside of the clamping groove 13, the inner part of the upper surface of the push plate 14 is internally embedded with balls for reducing friction, the inner part 4 and the partition plate 3 are arranged in a staggered manner, and the connecting plate 6 passes through the balls at the top end of the push plate 14 when rotating, the friction force between the push plate 14 and the connecting plate 6 can be reduced, and meanwhile, the push plate 14 is in sliding connection with the positioning groove in the working barrel body 1 through the positioning blocks on the front side and the rear side, so that the push plate 14 can only lift and cannot rotate;
after the convex block 601 rotates into the clamping groove 13, the push plate 14 automatically moves upwards through the force stored by the reset spring 141, and then the push plate 14 pushes the connecting plate 6 upwards, so that the convex block 601 is stably attached to the clamping groove 13, the convex block 601 is prevented from falling off from the clamping groove 13, the butt joint is well completed, the operation is convenient and fast, and only one point of the working barrel body 1 needs to be rotated;
then, in the same way, a plurality of working barrel bodies 1 are longitudinally butted, then as shown above, the vent holes 8 in the top working barrel body 1 are connected with an external gas injection mechanism, the vent holes 8 are longitudinally arranged in the periphery of the working barrel body 1 at equal intervals, the outer sides of the vent holes 8 are connected with connecting holes 9, the outer side of the lower end of the working barrel body 1 is transversely provided with water outlet holes 5 at equal intervals, the outer side of the upper end of the working barrel body 1 is transversely provided with connecting holes 9 at equal intervals, the connecting holes 9 are arranged above the water outlet holes 5, the connecting holes 9 and the vent holes 8 are vertically arranged, the height of the vent holes 8 is equal to the height of the working barrel body 1, then, external gas enters the connecting holes 9 and the corresponding vent holes 8 in the other working barrel body 1 below through the vent holes 8, and then the gas connecting holes 9 enter the flow holes 154, then the working barrel enters the sealed air bag 7 through the flowing holes 154, so that the sealed air bags 7 at different positions can be inflated, the fixing plate 15 is fixed on the outer side of the working barrel body 1, the sealed air bag 7 is installed on the outer side of the fixing plate 15, the space in the sealed air bag 7 is communicated with the space in the connecting hole 9 through the flowing holes 154, the sealed air bag 7 can be conveniently used in a sealed and layered mode in working areas with different diameters, different using requirements are met, the flowing holes 154 are formed in the inner portion of the periphery of the fixing plate 15, the flowing holes 154 and the connecting holes 9 are arranged in a one-to-one correspondence mode, the adjusting plates b152 are fixed on the outer sides of the upper end and the lower end of the fixing plate 15 at equal intervals by taking the circle center of the working barrel body 1 as the circle center, one end of each adjusting plate b152 is connected with the inner portion of the adjusting plate a151 through a connecting spring 153, and the adjusting plates b152 are connected with the adjusting plates a151 in a clamping and sliding mode, one side surface of the adjusting plate a151 is fixedly connected with the sealing airbag 7, and meanwhile, when the sealing airbag 7 is inflated to expand the volume of the sealing airbag 7, as shown in fig. 1-2 and fig. 10, the adjusting plate a151 is pulled by the sealing airbag 7, so that the adjusting plate a151 slides outside the adjusting plate b152, and then the upper side surface and the lower side surface of the sealing airbag 7 are limited by the arrangement of the adjusting plate a151 and the adjusting plate b152 on the upper side and the lower side of the sealing airbag 7, so that the sealing airbag 7 is transversely expanded, and excessive longitudinal expansion of the sealing airbag 7 is avoided, so that the sealing airbag 7 can well perform sealing and isolating operation;
as shown in the attached drawings 1-2, 6-7 and 9, the working cylinder body 1 and the main flow pipeline 2 fixedly installed inside the working cylinder body 1, then a part of outside water enters the main flow pipeline 2 from the top end of the main flow pipeline 2 and flows downwards, the inner parts of the upper end and the lower end of the main flow pipeline 2 are respectively provided with a diversion channel 201, the main flow pipeline 2 is arranged in an I-shaped structure, the outer side of the main flow pipeline 2 is provided with a division plate 3 at equal intervals by taking the circle center of the main flow pipeline 2 as the circle center, the inner parts of the upper end and the lower end of the main flow pipeline 2 are respectively provided with a diversion channel 201, the outer side of the main flow pipeline 2 is provided with a division plate 3, the outer side of the lower end of the main flow pipeline 2 is provided with inner water outlets 4 at equal intervals, the division plate 3 and the diversion channel 201 are arranged in a staggered manner, the other part of the water is divided downwards through the diversion channel 201, the transverse central line of the water outlet 5 is coincided with the transverse central line of the inner water outlet 4, the outer water outlet holes 5 and the inner water outlet holes 4 are arranged in a one-to-one correspondence manner, then a part of water flows downwards, and a part of water is discharged through the inner water outlet holes 4 and the outer water outlet holes 5;
when needs are dismantled working barrel body 1 and working barrel body 1, at this moment as shown above, like the reason, carry out the counter rotation with a last working barrel body 1 to make in lug 601 rotates to spout 11 from draw-in groove 13, drive push pedal 14 upwards to connecting plate 6 promotion through the power of holding of reset spring 141 at this moment, thereby make the quick and spout 11 separation of lug 601, be convenient for quick dismantlement then.
The working principle of the embodiment is as follows: when the water injection well integrated casting and fishing-free working barrel convenient for quick butt joint is used, firstly, the connecting plate 6 at the bottom end of the upper working barrel body 1 is inserted into the connecting groove 10 in the upper end of the lower working barrel body 1, the upper working barrel body 1 is manually rotated, and then the lug 601 is rotated into the clamping groove 13 from the inside of the sliding groove 11;
connecting the vent hole 8 in the working barrel body 1 at the top end with an external gas injection mechanism, so that the sealing air bag 7 can be conveniently used in a sealing and layering way in working areas with different diameters, then one part of external water enters the main flow pipeline 2 from the top end of the main flow pipeline 2 and flows downwards, and the other part of external water is shunted downwards through the shunt channel 201;
the above one of the cylinder bodies 1 is reversely rotated, so that the projection 601 is rapidly separated from the sliding groove 11, and then the detachment is rapidly performed, thereby completing a series of works.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (10)
1. A water injection well integrated casting and fishing-free working barrel convenient for quick butt joint comprises a working barrel body (1) and a main flow pipeline (2) fixedly installed inside the working barrel body (1);
the inner parts of the upper end and the lower end of the main flow pipeline (2) are respectively provided with a flow dividing channel (201);
the method is characterized in that: further comprising:
the outer side of the main flow pipeline (2) is provided with a partition plate (3), inner water outlet holes (4) are formed in the outer side of the lower end of the main flow pipeline (2) at equal intervals, and the partition plate (3) and the flow dividing channel (201) are arranged in a staggered mode;
the outer side of the lower end of the working barrel body (1) is provided with water outlet holes (5) in a transverse mode at equal intervals, and the outer side of the upper end of the working barrel body (1) is provided with connecting holes (9) in a transverse mode at equal intervals;
vent holes (8) are longitudinally formed in the periphery of the working barrel body (1) at equal intervals, and connecting holes (9) are connected to the outer sides of the vent holes (8);
a fixing plate (15) is fixed on the outer side of the working barrel body (1), a sealing air bag (7) is installed on the outer side of the fixing plate (15), and the space in the sealing air bag (7) is communicated with the space in the connecting hole (9) through a flow hole (154);
a connecting groove (10), a sliding groove (11) and a clamping groove (13) are formed in the upper end of the working barrel body (1);
the bottom of the working barrel body (1) is provided with a connecting plate (6), and the connecting plate (6) is in concave-convex fit with the connecting groove (10);
the outer sides of the upper end and the lower end of the fixing plate (15) are fixed with an adjusting plate b (152) at equal intervals by taking the circle center of the working barrel body (1) as the circle center, one end of the adjusting plate b (152) is connected with the inner part of the adjusting plate a (151) through a connecting spring (153), and the adjusting plate b (152) is connected with the adjusting plate a (151) in a clamping and sliding mode.
2. The integrated casting-fishing-free working barrel convenient for rapid butt joint of the water injection well of claim 1 is characterized in that: mainstream pipeline (2) are "worker" font structure setting, and the outside of mainstream pipeline (2) uses the centre of a circle of mainstream pipeline (2) to install division board (3) as the centre of a circle equidistant to reposition of redundant personnel passageway (201) has all been seted up to the upper end of mainstream pipeline (2) and lower extreme inside.
3. The integrated casting-fishing-free working barrel convenient for rapid butt joint of the water injection well of claim 1 is characterized in that: the connecting hole (9) is arranged above the water outlet hole (5), the connecting hole (9) and the vent hole (8) are vertically arranged, and the height of the vent hole (8) is equal to that of the working barrel body (1).
4. The integrated casting-fishing-free working barrel convenient for rapid butt joint of the water injection well of claim 1 is characterized in that: the horizontal central line of the water outlet hole (5) coincides with the horizontal central line of the inner water outlet hole (4), and the water outlet hole (5) and the inner water outlet hole (4) are arranged in a one-to-one correspondence manner.
5. The integrated casting-fishing-free working barrel convenient for rapid butt joint of the water injection well of claim 1 is characterized in that: the left and right sides of connecting groove (10) all is provided with spout (11) and draw-in groove (13), and the outside intercommunication of spout (11) has draw-in groove (13) to draw-in groove (13) are the setting of arc structure, and the height that highly is less than spout (11) of draw-in groove (13).
6. The integrated casting-fishing-free working barrel convenient for rapid butt joint of the water injection well of claim 1 is characterized in that: and the outer sides of the left end and the right end of the connecting plate (6) are respectively fixed with a lug (601).
7. The integrated casting-fishing-free working barrel convenient for rapid butt joint of the water injection well of claim 6 is characterized in that: the arc length of draw-in groove (13) is less than the quarter of working barrel body (1) girth, and draw-in groove (13) and spout (11) all with lug (601) block sliding connection to the space of connecting groove (10), spout (11) and draw-in groove (13) three inside is linked together.
8. The integrated casting-fishing-free working barrel convenient for rapid butt joint of the water injection well of claim 1 is characterized in that: connecting groove (10) and sealing washer (12) all are the setting of loop shape structure, and sealing washer (12) are installed and are kept away from on the inner wall of one side of lug (601) in connecting groove (10) to a side inner wall that lug (601) were kept away from in connecting groove (10) is the slope column structure setting.
9. The integrated casting-fishing-free working barrel convenient for rapid butt joint of the water injection well of claim 1 is characterized in that: the inside block sliding connection of spread groove (10) has push pedal (14) that is the annular shape structure, and the bottom of push pedal (14) is connected with working barrel body (1) through reset spring (141) to the top laminating of push pedal (14) is provided with connecting plate (6).
10. The integrated casting-fishing-free working barrel convenient for rapid butt joint of the water injection well of claim 9 is characterized in that: the utility model discloses a fixed plate, including push pedal (14), interior apopore (4) and division board (3), a side and sealed gasbag (7) fixed connection of regulating plate a (151), flow hole (154) have all been seted up to the inside all around of fixed plate (15), and flow hole (154) and connecting hole (9) one-to-one setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111633292.9A CN114687679B (en) | 2021-12-29 | 2021-12-29 | Water injection well integrated throwing-free fishing working cylinder convenient to quickly butt joint |
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| CN202111633292.9A CN114687679B (en) | 2021-12-29 | 2021-12-29 | Water injection well integrated throwing-free fishing working cylinder convenient to quickly butt joint |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6386292B1 (en) * | 1999-03-11 | 2002-05-14 | Linden H. Bland | Wellbore annulus packer apparatus and method |
| US20080110643A1 (en) * | 2006-11-09 | 2008-05-15 | Baker Hughes Incorporated | Large bore packer and methods of setting same |
| CN103590796A (en) * | 2012-08-13 | 2014-02-19 | 大港油田集团有限责任公司 | Constant proportion dropping-fishing-free separated layer water injection technique tubular pipe and dropping-fishing-free quantitative water distributors |
| CN211448553U (en) * | 2020-08-04 | 2020-09-08 | 胜利方兰德石油装备股份有限公司 | Spiral-flow type casing pipe nipple |
-
2021
- 2021-12-29 CN CN202111633292.9A patent/CN114687679B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6386292B1 (en) * | 1999-03-11 | 2002-05-14 | Linden H. Bland | Wellbore annulus packer apparatus and method |
| US20080110643A1 (en) * | 2006-11-09 | 2008-05-15 | Baker Hughes Incorporated | Large bore packer and methods of setting same |
| CN103590796A (en) * | 2012-08-13 | 2014-02-19 | 大港油田集团有限责任公司 | Constant proportion dropping-fishing-free separated layer water injection technique tubular pipe and dropping-fishing-free quantitative water distributors |
| CN211448553U (en) * | 2020-08-04 | 2020-09-08 | 胜利方兰德石油装备股份有限公司 | Spiral-flow type casing pipe nipple |
Non-Patent Citations (1)
| Title |
|---|
| 辛林涛;刘海涛;周旭;孙鑫宁;丁晓芳;: "免投捞式空心配水器的研制与应用", 石油钻采工艺, no. 04, 15 August 2007 (2007-08-15), pages 125 - 127 * |
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| CN114687679B (en) | 2024-09-13 |
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