CN204984390U - Oil, well are taken sand efflux stratum and are made seam instrument - Google Patents
Oil, well are taken sand efflux stratum and are made seam instrument Download PDFInfo
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- CN204984390U CN204984390U CN201520778852.3U CN201520778852U CN204984390U CN 204984390 U CN204984390 U CN 204984390U CN 201520778852 U CN201520778852 U CN 201520778852U CN 204984390 U CN204984390 U CN 204984390U
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- injector head
- sliding sleeve
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Abstract
The utility model discloses an oil, well are taken sand efflux stratum and are made seam instrument, including pneumatic cylinder, resetting means etc. Install sliding sleeve nozzle and lower injector head nozzle on sliding sleeve injector head, the lower injector head respectively, wherein, pneumatic cylinder lower extreme and resetting means are connected the upper end, and pneumatic cylinder cavity lower end of the piston rod is connected with the adapter upper end, and the end cap is connected on adapter lower extreme and the spring, are connected on end cap and the sliding sleeve injector head under the spring, be connected on sliding sleeve injector head lower extreme and the adjusting lever, adjusting lever lower extreme and setting under the indoor lower injector head of ball seat be connected. The utility model provides an oil, well are taken sand efflux stratum and are made seam instrument, its solved near wellbore zone that well drilling and well cementation caused pollute with stress compaction effect, production process in the pollution and the jam on the peripheral stratum in near wellbore zone that produces, improved the stratum permeability, enlarge the seepage flow area, improve the oil well recovery ratio, reach raising the output, augmented injection purpose.
Description
Technical field:
The utility model relates to a kind of oil, well volume increase, augmented injection downhole hardware, is specifically related to a kind of oil of highly effective and safe environmental protection, well takes sand jet stratum and make tailor's tool.
Background technology:
" down-hole high pressure the grinding jet used for slit " (applying date: 2003.11.28, application number: 200320105677.9) patented technology, a large amount of constructions has been carried out, for very large contribution has been made in oilfield old well volume increase, augmented injection at the oil field such as grand celebration, triumph oil, well.But this patented technology product also comes with some shortcomings part in practice of construction.After completing one group of slot, must well head be dismantled, employ tractor hoist and promote oil pipe column to second group of slot position, waste time and energy and increase manpower, energy consumption, easily cause pit shaft sand to block up simultaneously and make construction failure.
Utility model content:
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of oil, well takes sand jet stratum and make tailor's tool, for improving down-hole high pressure grinding jet used for slit efficiency and safety and environmental protection.
For achieving the above object, the utility model adopts following technical scheme to realize:
Oil, well are taken sand jet stratum and are made tailor's tool, comprise hydraulic cylinder, resetting means, adapter, sliding sleeve injector head, adjusting lever, lower injector head and lower ball base room, resetting means comprises and has hollow cavity and the restorer housing of upper and lower both ends open, spring upper plug head, hollow spring center-pole and spring lower end cap is disposed with from top to bottom in restorer housing, and hollow spring center-pole is set with spring, sliding sleeve injector head, lower injector head are separately installed with sliding sleeve nozzle and lower injector head nozzle; Wherein,
Hydraulic cylinder lower end is connected with resetting means upper end, hydraulic cylinder hollow piston rod lower end is connected with adapter upper end, adapter lower end is connected with spring upper plug head, spring lower end cap is connected with sliding sleeve injector head upper end, sliding sleeve injector head lower end is connected with adjusting lever upper end, and adjusting lever lower end is connected with the lower injector head being arranged on lower ball base indoor.
The utility model further improves and is, also comprises top connection, and top connection upper end is used for being connected with tubing string, and top connection lower end is connected with hydraulic cylinder upper end.
The utility model further improves and is, top connection upper end is connected with tubing string by top connection box, and top connection lower end is connected by top connection pin thread and hydraulic cylinder box with hydraulic cylinder upper end.
The utility model further improves and is, hydraulic cylinder lower end is connected by box on hydraulic cylinder pin thread and restorer shell with resetting means upper end.
The utility model further improves and is, hollow piston rod lower end is connected with adapter upper end by hollow piston rod pin thread, adapter lower end is connected with the spring upper plug head pin thread of spring upper plug head, spring lower end cap is connected by box on spring lower end cap pin thread and sliding sleeve injector head with sliding sleeve injector head upper end, sliding sleeve injector head lower end is connected with adjusting lever upper end by box under sliding sleeve injector head, and adjusting lever lower end is connected with box on the lower injector head being arranged on injector head under lower ball base indoor.
The utility model further improves and is, spring upper plug head is connected with hollow spring center-pole upper end by spring upper plug head box, and hollow spring center-pole is connected with the spring lower end cap box of spring lower end cap.
The utility model further improves and is, lower ball base room is two-wayly close and possess the ball seat body of anti-flushing well function.
The utility model further improves and is, sliding sleeve nozzle and lower injector head nozzle arbitrarily angled nozzle each other.
The utility model further improves and is, sliding sleeve injector head is all provided with sliding sleeve nozzle in two radial direction; Lower injector head is all provided with lower injector head nozzle in two radial direction.
Relative to prior art, the utility model has following advantage:
The oil that the utility model provides, well are taken sand jet stratum and are made tailor's tool, make in joint stabilizing process work progress at enforcement water jet, individual well cutting twice seam does not employ power-equipment, do not change pipeline to connect, simplify working procedure and labour intensity, reduction construction cost, be more tending towards environmental requirement, construction once success rate 100%, and without well head overflow, realize efficient, energy-conservation, safety, environmental protection construction.
The oil that the utility model provides, well are taken sand jet stratum and are made tailor's tool, not only solve drilling well to pollute with the near wellbore zone of causing of cementing the well and stress compacted fill ground, the pollution of near wellbore zone surrounding formations produced in manufacturing process and blocking, improve in-place permeability, expand seepage area, improve oil well recovery ratio, reach volume increase, augmented injection object.And this instrument is also applicable to: 1, open hole well exploitation is to the later stage, hole collapse can not setting accurate pressure break or can pressure break without layer; 2, to the exploitation of oil sheet; 3, the breaking block treatment that Oil in Super-low Permeability bottom oil-water well is not good; 4, close down well to resume production measure; 5, avoid perforation to the percussion of sleeve pipe, the upper and lower cement sheath of perforated interval keeps complete, avoids sleeve pipe water breakthrough completely; 6, make formation fracturing transformation more easily carry out, comprise pressure when greatly reducing pressure break, be more easily pressed into bulky grain proppant.
Accompanying drawing illustrates:
Fig. 1 is the utility model oil, the structural representation that tailor's tool is made on sand jet stratum taken by well.
In figure: 1 is top connection box, 2 is top connection pin thread, 3 is hydraulic cylinder box, 4 is hydraulic cylinder pin thread, 5 is hollow piston rod pin thread, 6 is adapter, 7 is spring upper plug head pin thread, 8 is spring upper plug head box, 9 is hollow spring center-pole, 10 is spring, 11 is spring lower end cap box, 12 is spring lower end cap pin thread, 13 is box on restorer shell, 14 is box on sliding sleeve nozzle, 15 is sliding sleeve nozzle, 16 is box under sliding sleeve nozzle, 17 is adjusting lever, 18 is box on lower nozzle, 19 is lower injector head nozzle, 20 is sliding sleeve injector head, 21 is lower injector head, 22 is lower ball base room, 23 is hydraulic cylinder, 24 is resetting means, 25 is top connection, 26 is hollow piston rod.
Detailed description of the invention:
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the utility model oil, well are taken sand jet stratum and are made tailor's tool, once go into the well and be furnished with hydraulic cylinder 23, resetting means 24, adapter 6, sliding sleeve injector head 20, adjusting lever 17, lower injector head 21 and lower ball base room 22, resetting means 24 comprises and has hollow cavity and the restorer housing of upper and lower both ends open, be disposed with spring upper plug head, hollow spring center-pole 9 and spring lower end cap in restorer housing from top to bottom, sliding sleeve injector head 20, lower injector head 21 be each outfit two sliding sleeve nozzle 15 and lower injector head nozzle 19 at any angle each other respectively.
Wherein, the top connection box 1 of top connection 25 is connected with tubing string, top connection pin thread 2 is connected with the hydraulic cylinder box 3 of hydraulic cylinder 20, and the hydraulic cylinder pin thread 4 of hydraulic cylinder 20 is connected with box 13 on the restorer shell of resetting means 24, and oil pipe column, hydraulic cylinder 23, resetting means 24 are connected as a single entity.
The hollow piston rod pin thread 5 of hydraulic cylinder 23 hollow piston rod 26 is connected with adapter 6, adapter 6 linking springs upper plug head pin thread 7, spring lower end cap pin thread 12 is connected with box 14 on sliding sleeve injector head, under sliding sleeve injector head, box 16 connects adjusting lever 17, adjusting lever 17 is connected with box 18 on lower injector head, and movable part is connected as a single entity.
Resetting means 24 spring upper plug head box 8 linking springs center-pole 9, spring 10 is enclosed within hollow spring center-pole 9 circumference, and hollow spring center-pole 9 is connected with spring lower end cap box 11.
Oil, well are taken sand jet stratum and made the termination that tailor's tool is connected in oil, well work string, sends into precalculated position, down-hole, according to design, sliding sleeve injector head 20 and the spacing of lower injector head 21 are prepared by adjusting lever on ground before going into the well.After the High-Pressure Water containing sand is by the hollow piston rod 26 of the hydraulic cylinder 23 of work string access arrangement and hollow spring center-pole 9 to lower injector head 21, because lower ball base room, injector head end 22 is closed by guiding principle ball sealing, water under high pressure containing sand forms two bundle high-pressure sprays by two lower injector head nozzles 19 of radial installation on injector head, injector head automatically moves down under the effect of underground liquid cylinder pressure simultaneously, completes and makes seam construction for the first time.Wherein, sliding sleeve injector head 20 need throw Φ 32 steel ball, suppresses 25-30Mp and cuts off pin and open sliding sleeve.Hydraulic cylinder piston (Mobility Center pipe), when pressure is 30-35Mp, moves down with 3-5mm/ minute speed.Piston moves compression resetting means spring, and external pressure disappears, and resetting means 20 spring 10 recovers to make hydraulic cylinder 23 hollow piston rod 5 return.
When slot is complete, pump pressure reduced, resetting means 24 makes movable part reset thereupon.Drop into Φ 32mm steel ball, tubing string pressurization 25Mp, open sliding sleeve injector head 20, after the High-Pressure Water containing sand is by the hollow piston rod 26 of the hydraulic cylinder 23 of work string access arrangement and hollow spring center-pole 9 to sliding sleeve injector head 20, because sliding sleeve injector head 20 end is closed by Φ 32mm steel ball, water under high pressure containing sand forms two bundle high-pressure sprays by two radial sliding sleeve nozzles 15 of installing on injector head, injector head automatically moves down under the effect of underground liquid cylinder pressure simultaneously, completes second time and makes seam construction.By promoting tubing string, sliding sleeve injector head 20 being moved to next precalculated position, repeating above-mentioned operation until the whole of complete design requirement make seam.Make the seam end of job, by Pressure Drop to zero, anti-flushing well is until be shown in clear water.Equipment is proposed, equipment is decomposed into three parts, is respectively: hydraulic cylinder 23, resetting means 24 and injector head (comprising sliding sleeve injector head 20 and lower injector head 21 two parts), remove greasy dirt, scrub, use in order to next.
Claims (9)
1. oil, well is taken sand jet stratum and is made tailor's tool, it is characterized in that, comprise hydraulic cylinder (23), resetting means (24), adapter (6), sliding sleeve injector head (20), adjusting lever (17), lower injector head (21) and lower ball base room (22), resetting means (24) comprises and has hollow cavity and the restorer housing of upper and lower both ends open, spring upper plug head is disposed with from top to bottom in restorer housing, hollow spring center-pole (9) and spring lower end cap, and hollow spring center-pole (9) is set with spring (10), sliding sleeve injector head (20), lower injector head (21) is separately installed with sliding sleeve nozzle (15) and lower injector head nozzle (19), wherein,
Hydraulic cylinder (20) lower end is connected with resetting means (24) upper end, hydraulic cylinder (23) hollow piston rod (26) lower end is connected with adapter (6) upper end, adapter (6) lower end is connected with spring upper plug head, spring lower end cap is connected with sliding sleeve injector head (20) upper end, sliding sleeve injector head (20) lower end is connected with adjusting lever (17) upper end, and adjusting lever (17) lower end is connected with the lower injector head (21) be arranged in lower ball base room (22).
2. take sand jet stratum make tailor's tool according to the oil shown in claim 1, well, it is characterized in that, also comprise top connection (25), top connection (25) upper end is used for being connected with tubing string, and top connection (25) lower end is connected with hydraulic cylinder (20) upper end.
3. take sand jet stratum make tailor's tool according to the oil shown in claim 2, well, it is characterized in that, top connection (25) upper end is connected with tubing string by top connection box (1), and top connection (25) lower end is connected by top connection pin thread (2) and hydraulic cylinder box (3) with hydraulic cylinder (20) upper end.
4. oil according to any one of claim 1 to 3, well are taken sand jet stratum and are made tailor's tool, it is characterized in that, hydraulic cylinder (20) lower end is connected by box (13) on hydraulic cylinder pin thread (4) and restorer shell with resetting means (24) upper end.
5. oil according to any one of claim 1 to 3, well is taken sand jet stratum and is made tailor's tool, it is characterized in that, hollow piston rod (26) lower end is connected with adapter (6) upper end by hollow piston rod pin thread (5), adapter (6) lower end is connected with the spring upper plug head pin thread (7) of spring upper plug head, spring lower end cap is connected by box (14) on spring lower end cap pin thread (12) and sliding sleeve injector head with sliding sleeve injector head (20) upper end, sliding sleeve injector head (20) lower end is connected with adjusting lever (17) upper end by box (16) under sliding sleeve injector head, adjusting lever (17) lower end is connected with box (18) on the lower injector head being arranged on lower injector head (21) in lower ball base room (22).
6. oil according to any one of claim 1 to 3, well are taken sand jet stratum and are made tailor's tool, it is characterized in that, spring upper plug head is connected with hollow spring center-pole (9) upper end by spring upper plug head box (8), and hollow spring center-pole (9) is connected with the spring lower end cap box (11) of spring lower end cap.
7. take sand jet stratum make tailor's tool according to the oil shown in claim 1, well, it is characterized in that, lower ball base room (22) are closed for two-way and possess the ball seat body of anti-flushing well function.
8. take sand jet stratum make tailor's tool according to the oil shown in claim 1, well, it is characterized in that, sliding sleeve nozzle (15) and lower injector head nozzle (19) arbitrarily angled nozzle each other.
9. take sand jet stratum make tailor's tool according to the oil shown in claim 1, well, it is characterized in that, sliding sleeve injector head (20) is all provided with sliding sleeve nozzle (15) in two radial direction; Lower injector head (21) is all provided with lower injector head nozzle (19) in two radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520778852.3U CN204984390U (en) | 2015-10-09 | 2015-10-09 | Oil, well are taken sand efflux stratum and are made seam instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520778852.3U CN204984390U (en) | 2015-10-09 | 2015-10-09 | Oil, well are taken sand efflux stratum and are made seam instrument |
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| CN204984390U true CN204984390U (en) | 2016-01-20 |
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| CN201520778852.3U Active CN204984390U (en) | 2015-10-09 | 2015-10-09 | Oil, well are taken sand efflux stratum and are made seam instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108457634A (en) * | 2018-03-08 | 2018-08-28 | 重庆科技学院 | Shale horizontal well cuts fracturing process and abradant jet cutting tool |
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2015
- 2015-10-09 CN CN201520778852.3U patent/CN204984390U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108457634A (en) * | 2018-03-08 | 2018-08-28 | 重庆科技学院 | Shale horizontal well cuts fracturing process and abradant jet cutting tool |
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