CN110529073A - A kind of solvable full-bore sliding sleeve based on intelligent control - Google Patents
A kind of solvable full-bore sliding sleeve based on intelligent control Download PDFInfo
- Publication number
- CN110529073A CN110529073A CN201910877882.2A CN201910877882A CN110529073A CN 110529073 A CN110529073 A CN 110529073A CN 201910877882 A CN201910877882 A CN 201910877882A CN 110529073 A CN110529073 A CN 110529073A
- Authority
- CN
- China
- Prior art keywords
- sliding sleeve
- pressure break
- electrical
- solvable
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 241001092459 Rubus Species 0.000 claims description 11
- 235000017848 Rubus fruticosus Nutrition 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 210000002445 nipple Anatomy 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 8
- 238000003825 pressing Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 10
- 239000012530 fluid Substances 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000000661 sodium alginate Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000532412 Vitex Species 0.000 description 1
- 235000001667 Vitex agnus castus Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/063—Valve or closure with destructible element, e.g. frangible disc
-
- 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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
-
- 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
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Multiple-Way Valves (AREA)
Abstract
The invention discloses a kind of solvable full-bore sliding sleeve based on intelligent control, it includes upper lifting sub, the upper lifting sub right end is connect with top connection left end, top connection right end is connect with outer sleeve left end, outer sleeve right end is connect with lower lifting sub left end, lower inner sliding sleeve right end is bonded with lower lifting sub left side, the connection of the right end of left end and valve seat, electrical outer cylinder and electrical inner cylinder right end and valve seat left end cooperate, the right end of left end and upper inner sliding sleeve cooperates, electrical bracket A is inlaid in the annular space between electrical inner cylinder and electrical outer cylinder, support base right side is bonded with the left side of upper inner sliding sleeve, pressure break ball seat right side is bonded with support base left side, pressure break ball seat left side is bonded with top connection right side.The present invention, which has, improves operating efficiency, reduces operating cost, convenient for the tripping in of subsequent production testing tool, the characteristics of being able to achieve infinite stages pressing crack construction operation.
Description
Technical field
The present invention relates to natural petroleum gas field apparatus field, especially a kind of solvable full-bore based on intelligent control is sliding
Set.
Background technique
With deepening continuously for oil-gas exploration and development, the massive hydraulic fractures such as horizontal well fracturing, volume fracturing mode is
Agent technology as oil-gas reservoir Efficient Development.Currently, existing staged fracturing technology mainly has open hole packer+pitching sliding sleeve
Staged fracturing technology and bridge plug+sub-clustering perforation staged fracturing technology.Currently, bridge plug+sub-clustering perforation staged fracturing technology is shale
The agent technology of Gas Reservoir transformation, refers under the premise of pit shaft and stratum effective communication, with cable contribute perforation pipe string and
Bridge plug/ball seat is delivered to target zone, and completion, which is set, carries out staged fracturing by casing with more shower Kong Lianzuo, later period；Pump bridge
Before plug, needs to complete first segment perforating job by coiled tubing, establish first segment fluid channel.Open hole packer+pitching
Sliding sleeve is the agent technology of low permeability gas reservoirs reservoir reconstruction, refers to and plows tripping in naked eye level using oil pipe as complete well and fracturing string one
Duan Zhong realizes effective packing between each layer position by open hole packer, is beaten step by step by the different differential pressure break balls of well head investment
It opens sliding sleeve, realize to the reasonable reformation of different layers position and effectively constructs.
When Contraction in Site, bridge plug+sub-clustering perforation staged fracturing technology there are long horizontal sections continuous tubing drill mill bridge plug,
Drifting is difficult, risk is big, and bridge plug tripping in is influenced after passability becomes smaller in casing, cannot achieve the problems such as infinite stages pressure break；Naked eye
Packer+pitching sliding sleeve staged fracturing technology there are ball seat it is differential it is limited, wellbore integrity is poor, later period power tool is difficult to tripping in
Etc. problems, seriously affected site operation progress.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology, provides under a kind of testing tool convenient for subsequent production
Enter, improve operating efficiency, reduce operating cost, be able to achieve infinite stages pressing crack construction operation based on the solvable of intelligent control
Full-bore sliding sleeve.
The purpose of the present invention is achieved through the following technical solutions:
A kind of solvable full-bore sliding sleeve based on intelligent control, it include upper lifting sub, top connection, outer sleeve, upper inner sliding sleeve,
Control module A, valve seat, shear pin, soluble plug, lower lifting sub, lower inner sliding sleeve, opening valve, electrical outer cylinder, electrical bracket A,
Electrical inner cylinder, support base, pressure break ball seat and match independent unlatching spool.
The upper lifting sub right end is connect with top connection left end, and top connection right end is connect with outer sleeve left end, outer sleeve
Right end is connect with lower lifting sub left end, and the lower inner sliding sleeve right end is bonded with lower lifting sub left side, left end and valve seat
Right end connection, the electrical outer cylinder and electrical inner cylinder right end and valve seat left end cooperate, and the right end of left end and upper inner sliding sleeve cooperates, institute
It states electrical bracket A to be inlaid in the annular space between electrical inner cylinder and electrical outer cylinder, the support base right side and upper interior cunning
The left side of set is bonded, and pressure break ball seat right side is bonded with support base left side, and pressure break ball seat left side and top connection are right
End face fitting, the pressure break ball seat inner surface are provided with ball seat surface, and ball seat surface provides closure for the investment of later period solvable pressure break ball
Position.
It is provided with multiple pin hole A and multiple pressure break holes on the outer sleeve, soluble plug is embedded in pressure break hole, it is described
Multiple pin hole Bs corresponding with pin hole A are provided on lower inner sliding sleeve, lower inner sliding sleeve is by being mounted on pin hole A and pin hole B
In shear pin be fixed on the inside of outer sleeve, and close pressure break hole.
It is provided with boss A in the middle part of the upper inner sliding sleeve, is formed between boss A, top connection right side and outer sleeve inner wall empty
Chamber B, the valve seat middle part are provided with boss B, form cavity A between boss B, lower inner sliding sleeve outer wall and outer sleeve inner wall.
Valve seat side setting and opening valve mounting hole and liquid pass hole A, liquid pass hole A be connected to opening valve mounting hole bottom and
Inside valve seat, opening valve is mounted in opening valve mounting hole, and valve seat end face is provided with the cable-through hole being connected to opening valve mounting hole
A。
Power module A is embedded on the left of the electrical bracket A, right side is embedded with control module A；Power module A and control
Modules A is connected by cable-through hole B with control line, and control module A is connect by cable-through hole A control line with opening valve.
The unlatching spool is made of plug, power module B, electrical bracket B, control module B and valve body, electrical bracket B
It is inlaid in valve inner, power module B and control module B are inlaid in respectively at left and right sides of electrical bracket B, and by electrically propping up
The cable-through hole C of frame B setting is connected with control line, and the control module A can receive the order that control module B is issued, and completes breakdown
With the movement of the control module A opening valve internal channel being connect by control line.
Further, it is provided with seal groove F on the upper lifting sub, seal groove E is provided with seal assembly F.
Further, multiple seal groove E are provided on the upper inner sliding sleeve, seal groove E is equipped with seal assembly E, described convex
Multiple seal groove D are provided on platform A, seal groove D is equipped with seal assembly D.
Further, seal groove C is provided on the valve seat, seal groove C is provided with seal assembly C.
Further, it is provided with seal groove A on the lower lifting sub, seal groove A is provided with seal assembly A.
Further, it is provided with seal groove B on the lower inner sliding sleeve, seal groove B is provided with seal assembly B.
Further, the support base inner surface is provided with interior brambles tooth, and pressure break ball seat outer surface is provided with outer chaste tree
Ratchet, after the radially contracted deformation of pressure break ball seat, interior brambles tooth and outer brambles tooth form cooperation.
Further, the support base inner surface is provided with arcwall face.
Further, pressure break ball seat outer surface is provided with arc groove, and outer surface is provided with multiple in the axial direction
Rectangular channel.
Further, the support base and pressure break ball seat material are magnesium base alloy material.
The invention has the following advantages that
It is of the present invention pressure break ball seat dissolution after, solvable full-bore sliding sleeve internal diameter is identical as production casing internal diameter, maintains well
Cylinder full-bore and integrality, convenient for the tripping in of subsequent production testing tool；The present invention uses preprogramming mode, passes through opening valve
Signal interaction between core and full-bore sliding sleeve internal control module is powered and punctures corresponding opening valve internal channel, establishes casing
The interior feed pathway between air chamber, mode is simple and reliable, and it is high to open success rate；The present invention throws a unlatching spool and can correspond to
Multiple sliding sleeves are opened, multi-section multi-layer reservoir reconstruction construction operation is realized, preferably meets shale gas pressing crack construction demand；The present invention
The pressure break hole site of outer sleeve is embedded with soluble plug, and cementing concrete enters inner sliding sleeve and outer valve during solving well cementing operation
Between gap problem, improve full-bore sliding sleeve open success rate；Generally speaking, operating efficiency is improved, operation is reduced
Cost realizes infinite stages pressing crack construction operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram into well casing string；
Fig. 2 is structural schematic diagram of the invention；
Fig. 3 is that ball seat generates schematic diagram after opening valve is breakdown；
Fig. 4 is the structural schematic diagram for opening spool；
Fig. 5 is the structural schematic diagram of outer sleeve；
Fig. 6 is the schematic diagram embodied at electrical bracket location A；
Fig. 7 is the structural schematic diagram of valve seat；
Fig. 8 is the structural schematic diagram of upper inner sliding sleeve；
Fig. 9 is the structural schematic diagram of lower inner sliding sleeve；
Figure 10 is the structural schematic diagram of pressure break ball seat；
Figure 11 is the structural schematic diagram of support base；
In figure: the upper lifting sub of 1-, 2- top connection, 3- outer sleeve, 301- pin hole A, 302- pressure break hole, the upper inner sliding sleeve of 4-,
401- seal groove, 402- seal groove D, 403- boss A, 5- power module A, 6- control module A, 7- valve seat, 701- cable-through hole A,
702- seal groove C, 703- boss B, 704- opening valve mounting hole, 705- inlet opening, 8- shear pin, 9- soluble plug mention under 10-
Pipe nipple is risen, inner sliding sleeve under 11- seal assembly A, 12-, 1201- seal groove B, 1202- pin hole B, 13- seal assembly B, 14- are empty
Chamber A, 15- opening valve, the electrical outer cylinder of 16- seal assembly C, 17-, the electrical bracket A of 18-, the electrical inner cylinder of 1801- cable-through hole B, 19-,
20- seal assembly D, 21- cavity B, 22- seal assembly E, 23- support base, 24- pressure break ball seat, 25- seal assembly F, 26- production
Casing, 27- open spool, 2701- plug, 2702- power module B, 2703- electrical bracket B, 2704- control module B, 2705-
Valve body, the solvable full-bore sliding sleeve of 28-.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing, but protection scope of the present invention is not limited to following institute
It states.
As shown in figs. 2-11, a kind of solvable full-bore sliding sleeve based on intelligent control, it include upper lifting sub 1, on connect
First 2, outer sleeve 3, upper inner sliding sleeve 4, control module A6, valve seat 7, shear pin 8, soluble plug 9, lower lifting sub 10, lower interior cunning
It covers 12, opening valve 15, electrical outer cylinder 17, electrical bracket A18, electrical inner cylinder 19, support base 23, pressure break ball seat 24 and matches
Independent unlatching spool.
1 right end of upper lifting sub is connect with 2 left end of top connection, and 2 right end of top connection is connect with 3 left end of outer sleeve, outside
3 right end of sleeve is connect with lower 10 left end of lifting sub, it is preferable that between upper lifting sub 1 and top connection 2, top connection 2 and housing
Between cylinder 3 and between outer sleeve 3 and lower lifting sub 10, connection type is all made of threaded connection；The lower inner sliding sleeve 12 is right
End is bonded with lower 10 left side of lifting sub, and left end is connect with the right end of valve seat 7, it is preferable that connection type is using threaded connection；
The electrical outer cylinder 17 and 19 right end of electrical inner cylinder and 7 left end of valve seat cooperate, and the right end of left end and upper inner sliding sleeve 4 cooperates, described
Electrical bracket A18 is inlaid in the annular space between electrical inner cylinder 19 and electrical outer cylinder 17,23 right side of support base with
The left side of upper inner sliding sleeve 4 is bonded, and 24 right side of pressure break ball seat is bonded with 23 left side of support base, 24 left end of pressure break ball seat
Face is bonded with 1 right side of top connection, and 24 inner surface of pressure break ball seat is provided with ball seat surface 2403, and ball seat surface 2403 is that the later period can
The investment of molten pressure break ball provides block-up position.
Multiple pin hole A301 and multiple pressure break holes 302 are provided on the outer sleeve 3, in order to ensure pressure break hole 302
It is not influenced by cementing concrete, soluble plug 9 is embedded in pressure break hole 302, is provided with multiple and pin hole on the lower inner sliding sleeve 12
The corresponding pin hole B1202 of A301, lower inner sliding sleeve 12 pass through the shear pin that is mounted in pin hole A301 and pin hole B1202
8 are fixed on the inside of outer sleeve 3, and close pressure break hole 302.
Preferably, the quantity of the pin hole A301 and pin hole B1202 is 2, and uniformly distributed in 180 °；The pressure
The quantity of ceasma 302 is 8, uniformly distributed in 45 °.
Be provided with boss A403 in the middle part of the upper inner sliding sleeve 4, boss A403,2 right side of top connection and 3 inner wall of outer sleeve it
Between form cavity B21, boss B703 is provided in the middle part of the valve seat 7, in boss B703,12 outer wall of lower inner sliding sleeve and outer sleeve 3
Cavity A14 is formed between wall.
7 side of the valve seat setting and opening valve mounting hole 704 and liquid pass hole A705, liquid pass hole A705 are connected to opening valve peace
It fills inside 704 bottom of hole and valve seat 7, opening valve 15 is mounted in opening valve mounting hole 704, and 7 end face of valve seat is provided with and opens
The cable-through hole A701 that valve mounting hole 704 is connected to.
Power module A5 is embedded on the left of the electrical bracket A18, right side is embedded with control module A6；Power module A5 and
Control module A6 is connected by cable-through hole B1801 with control line, and control module A6 is by cable-through hole A701 control line and opens
Valve 15 connects.
The unlatching spool 27 by plug 2701, power module B2702, electrical bracket B2703, control module B2704 and
Valve body 2705 forms, and electrical bracket B2703 is inlaid in inside valve body 2705, power module B2702 and control module B2704 difference
It is inlaid at left and right sides of electrical bracket B2703, and is connected by the cable-through hole C that electrical bracket B2703 is arranged with control line, institute
Stating control module A6 can receive the order that control module B2704 is issued, and completes breakdown and is connect with control module A6 by control line
15 internal channel of opening valve movement.
Preferably, it is provided with seal groove F on the upper lifting sub 1, seal groove E is provided with seal assembly F25；Preferably
Ground, the quantity of seal groove F are 2, and seal assembly F25 can be O-ring seal.
Preferably, multiple seal groove E401 are provided on the upper inner sliding sleeve 4, seal groove E401 is equipped with seal assembly E22,
Multiple seal groove D402 are provided on the boss A403, seal groove D402 is equipped with seal assembly D20；Preferably, seal groove
The quantity of E401 and seal groove D402 are 2, and seal assembly E22 and seal assembly D20 can be O-ring seal.
Preferably, it is provided with seal groove C702 on the valve seat 7, seal groove C702 is provided with seal assembly C16；Preferably
Ground, the quantity of seal groove C702 are 2, and seal assembly C16 can be O-ring seal.
Preferably, it is provided with seal groove A on the lower lifting sub 10, seal groove A is provided with seal assembly A11；Preferably
Ground, the quantity of seal groove A are 2, and seal assembly A11 can be O-ring seal.
Preferably, it is provided with seal groove B1201 on the lower inner sliding sleeve 12, seal groove B1201 is provided with seal assembly
B13；Preferably, the quantity of seal groove B1201 is 4, seal assembly B13 can be O-ring seal.
Preferably, 23 inner surface of support base is provided with interior brambles tooth 2302,24 outer surface of the pressure break ball seat setting
There is outer brambles tooth 2402, after the radially contracted deformation of pressure break ball seat 24, interior brambles tooth 2302 and outer brambles tooth 2402 form cooperation,
Pressure break ball seat 24 is prevented to spring back.
Preferably, relative motion is generated for the ease of pressure break ball seat 24 and support base 23,23 inner surface of support base is set
It is equipped with arcwall face 2301.
Preferably, 24 outer surface of pressure break ball seat is provided with arc groove 2401, and arc groove 2401 is in pressure break ball seat
When 24 radially contracted deformation, stress concentration can be effectively reduced；24 outer surface of pressure break ball seat is provided with multiple squares in the axial direction
Shape slot 2404, it is preferable that the quantity of rectangular channel 2404 is 4, provides bigger contraction distortion space for pressure break ball seat 24.
Preferably, the support base 23 and 24 material of pressure break ball seat are magnesium base alloy material, can meet elastic deformation and want
While asking, the later period can realize quick dissolution.
It is of the invention use process is as follows: before construction operation, write the control in different solvable full-bore sliding sleeves 28 one by one
The code of modules A 6, and complete writing for control module B2704 code in the unlatching spool 27 that matches therewith；Construction operation
When, multiple solvable full-bore sliding sleeves 28 are joined end to end to enter together well (as shown in Figure 1) with production casing 26, well cementation is completed and makees
Industry；When opening operation, put into well head into production casing 26 and open spool 27, is slowly sent unlatching spool 27 to the by pumping
One solvable 28 position of full-bore sliding sleeve, the control module A6 in solvable full-bore sliding sleeve 28 are received from opening in spool 27
After the order that control module B2704 is issued, the movement of breakdown 15 internal channel of opening valve is completed, continues to cover to production by pump at this time
It is pumped into high-pressure fluid inside pipe 26, fluid enters cavity A14 through inlet opening 705, opening valve 15, due to the stream in cavity A at this time
Body pressure is greater than cavity B21, and fluid will will push inner sliding sleeve 4, electrical inner cylinder 19, electrical outer cylinder 17, valve seat 7 and lower inner sliding sleeve
12 move downward together, when cavity A14 is completely enclosed, i.e., when upper 4 left side of inner sliding sleeve moves to and upper 1 right side of lifting sub
When fitting, stop motion, pressure break hole 302 is exposed, and establishes the fluid channel between 26 inside of production casing and stratum；On meanwhile
Inner sliding sleeve 4 pushes support base 23 to move downward, and pressure break ball seat 24, to contract, forms ball under the squeezing action of support base 23
Seat then puts into mating solvable pressure break ball in well head, constructs according to the reservoir reconstruction for being pre-designed program and completing the interval.With
Afterwards, the unlatching spool 27 of different coding is gradually put by well head, opens corresponding solvable full-bore sliding sleeve 28, until completing complete
The reservoir reconstruction construction operation of well.
Claims (10)
1. a kind of solvable full-bore sliding sleeve based on intelligent control, it is characterised in that: it includes upper lifting sub (1), top connection
(2), outer sleeve (3), upper inner sliding sleeve (4), control module A(6), valve seat (7), shear pin (8), soluble plug (9), it is lower promoted it is short
Save (10), lower inner sliding sleeve (12), opening valve (15), electrical outer cylinder (17), electrical bracket A(18), electrical inner cylinder (19), support base
(23), pressure break ball seat (24) and independent unlatching spool (27) is matched；
Upper lifting sub (1) right end is connect with top connection (2) left end, and top connection (2) right end and outer sleeve (3) left end connect
It connects, outer sleeve (3) right end is connect with lower lifting sub (10) left end, lower inner sliding sleeve (12) right end and lower lifting sub (10)
Left side fitting, left end connect with the right end of valve seat (7), the electrical outer cylinder (17) and electrical inner cylinder (19) right end and valve seat
(7) left end cooperates, and the right end of left end and upper inner sliding sleeve (4) cooperates, the electrical bracket A(18) be inlaid in electrical inner cylinder (19) with
In annular space between electrical outer cylinder (17), support base (23) right side is bonded with the left side of upper inner sliding sleeve (4), institute
It states pressure break ball seat (24) right side to be bonded with support base (23) left side, pressure break ball seat (24) left side and top connection (1) right end
Face paste is closed, and pressure break ball seat (24) inner surface is provided with ball seat surface (2403), and ball seat surface (2403) is later period solvable pressure break ball
Investment provide block-up position；
Multiple pin hole A(301 are provided on the outer sleeve (3)) and multiple pressure break holes (302), pressure break hole (302) are embedded
Equipped with soluble plug (9), multiple pin hole B(1202s corresponding with pin hole A(301) are provided on the lower inner sliding sleeve (12)),
Lower inner sliding sleeve (12) is by being mounted on pin hole A(301) and pin hole B(1202) in shear pin (8) be fixed on outer sleeve
(3) inside, and close pressure break hole (302)；
Be provided with boss A(403 in the middle part of the upper inner sliding sleeve (4)), boss A(403), top connection (2) right side and outer sleeve (3)
Cavity B(21 is formed between inner wall), be provided with boss B(703 in the middle part of the valve seat (7)), boss B(703), lower inner sliding sleeve (12)
Cavity A(14 is formed between outer wall and outer sleeve (3) inner wall)；
Valve seat (7) the side setting and opening valve mounting hole (704) and liquid pass hole A(705), liquid pass hole A(705) connection unlatching
Valve mounting hole (704) bottom and valve seat (7) are internal, and opening valve (15) is mounted in opening valve mounting hole (704), valve seat (7) end
Face is provided with the cable-through hole A(701 being connected to opening valve mounting hole (704))；
The electrical bracket A(18) embedded with power module A(5), right side is embedded with control module A(6 in left side)；Power module A
(5) connected by cable-through hole B(1801) with control line with control module A(6), control module A(6) it is used by cable-through hole A(701)
Control line is connect with opening valve (15)；
The unlatching spool (27) is by plug (2701), power module B(2702), electrical bracket B(2703), control module B
(2704) formed with valve body (2705), electrical bracket B(2703) it is inlaid in valve body (2705) inside, power module B(2702) and
Control module B(2704) it is inlaid in electrical bracket B(2703 respectively) left and right sides, and pass through electrical bracket B(2703) setting
Cable-through hole C connected with control line, the control module A(6) can receive control module B(2704) issue order, complete to hit
Wear the movement of opening valve (15) internal channel connecting with control module A(6) by control line.
2. a kind of solvable full-bore sliding sleeve based on intelligent control according to claim 1, it is characterised in that: described above to mention
It rises and is provided with seal groove F on pipe nipple (1), seal groove E is provided with seal assembly F(25).
3. a kind of solvable full-bore sliding sleeve based on intelligent control according to claim 1, it is characterised in that: described interior
Sliding sleeve is provided with multiple seal groove E(401 on (4)), seal groove E(401) seal assembly E(22 is housed), the boss A(403)
On be provided with multiple seal groove D(402), seal groove D(402) be equipped with seal assembly D(20).
4. a kind of solvable full-bore sliding sleeve based on intelligent control according to claim 1, it is characterised in that: the valve seat
(7) seal groove C(702 is provided on), seal groove C(702) it is provided with seal assembly C(16).
5. a kind of solvable full-bore sliding sleeve based on intelligent control according to claim 1, it is characterised in that: mentioned under described
It rises and is provided with seal groove A on pipe nipple (10), seal groove A is provided with seal assembly A(11).
6. a kind of solvable full-bore sliding sleeve based on intelligent control according to claim 1, it is characterised in that: described lower interior
Sliding sleeve is provided with seal groove B(1201 on (12)), seal groove B(1201) it is provided with seal assembly B(13).
7. a kind of solvable full-bore sliding sleeve based on intelligent control according to claim 1, it is characterised in that: the support
Seat (23) inner surface is provided with interior brambles tooth (2302), and pressure break ball seat (24) outer surface is provided with outer brambles tooth (2402),
After pressure break ball seat (24) radially contracted deformation, interior brambles tooth (2302) and outer brambles tooth (2402) form cooperation.
8. a kind of solvable full-bore sliding sleeve based on intelligent control according to claim 1 or claim 7, it is characterised in that: described
Support base (23) inner surface is provided with arcwall face (2301).
9. a kind of solvable full-bore sliding sleeve based on intelligent control according to claim 1 or claim 7, it is characterised in that: described
Pressure break ball seat (24) outer surface is provided with arc groove (2401), and outer surface is provided with multiple rectangular channels in the axial direction
(2404).
10. a kind of solvable full-bore sliding sleeve based on intelligent control according to claim 1 or claim 7, it is characterised in that: described
Support base (23) and pressure break ball seat (24) material are magnesium base alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910877882.2A CN110529073B (en) | 2019-09-17 | 2019-09-17 | Soluble full-bore sliding sleeve based on intelligent control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910877882.2A CN110529073B (en) | 2019-09-17 | 2019-09-17 | Soluble full-bore sliding sleeve based on intelligent control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110529073A true CN110529073A (en) | 2019-12-03 |
| CN110529073B CN110529073B (en) | 2020-03-27 |
Family
ID=68668945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910877882.2A Active CN110529073B (en) | 2019-09-17 | 2019-09-17 | Soluble full-bore sliding sleeve based on intelligent control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110529073B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529073B (en) * | 2019-09-17 | 2020-03-27 | 中国石油天然气股份有限公司西南油气田分公司工程技术研究院 | Soluble full-bore sliding sleeve based on intelligent control |
| CN111425148A (en) * | 2020-05-15 | 2020-07-17 | 中国石油化工股份有限公司 | Casing pipe column applying toe end sliding sleeve to full-bore sliding sleeve and using method of casing pipe column |
| CN112049606A (en) * | 2020-09-30 | 2020-12-08 | 中国石油天然气集团有限公司 | Time-delay opening toe end sliding sleeve and opening method thereof |
| CN113356794A (en) * | 2021-06-04 | 2021-09-07 | 西南石油大学 | Full-diameter infinite-grade intelligent switch sliding sleeve |
| WO2021249498A1 (en) * | 2020-06-12 | 2021-12-16 | 中国石油化工股份有限公司 | Sliding sleeve device |
| WO2023160732A1 (en) * | 2022-02-28 | 2023-08-31 | 哈尔滨艾拓普科技有限公司 | Full-bore and infinite-stage segmented-fracturing sliding sleeve based on intelligent label control, and implementation method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013017859A2 (en) * | 2011-07-29 | 2013-02-07 | Omega Well Monitoring Limited | A downhole device for data acquisition during hydraulic fracturing operation and method thereof |
| CN105003226A (en) * | 2014-11-20 | 2015-10-28 | 中国石油化工股份有限公司 | Electric-hydraulic dual-control energy storage type fracturing well completion switch and switch control method |
| CN206376822U (en) * | 2016-12-13 | 2017-08-04 | 中国石油天然气股份有限公司 | A kind of well cementation sliding sleeve |
| CN108005631A (en) * | 2017-12-06 | 2018-05-08 | 东北石油大学 | A kind of modularization without it is differential can switching regulator fracturing sliding bush repeatedly |
| CN208073429U (en) * | 2018-02-01 | 2018-11-09 | 成都众智诚成石油科技有限公司 | A kind of remote control self-sealing underground pressure difference sliding sleeve |
| CN108798597A (en) * | 2018-08-17 | 2018-11-13 | 东营市瑞丰石油技术发展有限责任公司 | Infinite stages full-bore sliding sleeve |
| US10364650B2 (en) * | 2017-02-14 | 2019-07-30 | 2054351 Alberta Ltd | Multi-stage hydraulic fracturing tool and system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529073B (en) * | 2019-09-17 | 2020-03-27 | 中国石油天然气股份有限公司西南油气田分公司工程技术研究院 | Soluble full-bore sliding sleeve based on intelligent control |
-
2019
- 2019-09-17 CN CN201910877882.2A patent/CN110529073B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013017859A2 (en) * | 2011-07-29 | 2013-02-07 | Omega Well Monitoring Limited | A downhole device for data acquisition during hydraulic fracturing operation and method thereof |
| CN105003226A (en) * | 2014-11-20 | 2015-10-28 | 中国石油化工股份有限公司 | Electric-hydraulic dual-control energy storage type fracturing well completion switch and switch control method |
| CN206376822U (en) * | 2016-12-13 | 2017-08-04 | 中国石油天然气股份有限公司 | A kind of well cementation sliding sleeve |
| US10364650B2 (en) * | 2017-02-14 | 2019-07-30 | 2054351 Alberta Ltd | Multi-stage hydraulic fracturing tool and system |
| CN108005631A (en) * | 2017-12-06 | 2018-05-08 | 东北石油大学 | A kind of modularization without it is differential can switching regulator fracturing sliding bush repeatedly |
| CN208073429U (en) * | 2018-02-01 | 2018-11-09 | 成都众智诚成石油科技有限公司 | A kind of remote control self-sealing underground pressure difference sliding sleeve |
| CN108798597A (en) * | 2018-08-17 | 2018-11-13 | 东营市瑞丰石油技术发展有限责任公司 | Infinite stages full-bore sliding sleeve |
Non-Patent Citations (1)
| Title |
|---|
| 何爱国: "全通径可控无限级滑套完井工具的研究", 《石油管材与仪器》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529073B (en) * | 2019-09-17 | 2020-03-27 | 中国石油天然气股份有限公司西南油气田分公司工程技术研究院 | Soluble full-bore sliding sleeve based on intelligent control |
| CN111425148A (en) * | 2020-05-15 | 2020-07-17 | 中国石油化工股份有限公司 | Casing pipe column applying toe end sliding sleeve to full-bore sliding sleeve and using method of casing pipe column |
| CN111425148B (en) * | 2020-05-15 | 2023-08-22 | 中国石油化工股份有限公司 | Casing pipe column applying toe end sliding sleeve to full-diameter sliding sleeve and application method thereof |
| WO2021249498A1 (en) * | 2020-06-12 | 2021-12-16 | 中国石油化工股份有限公司 | Sliding sleeve device |
| US11933138B2 (en) | 2020-06-12 | 2024-03-19 | China Petroleum & Chemical Corporation | Sliding sleeve device |
| CN112049606A (en) * | 2020-09-30 | 2020-12-08 | 中国石油天然气集团有限公司 | Time-delay opening toe end sliding sleeve and opening method thereof |
| CN112049606B (en) * | 2020-09-30 | 2024-02-06 | 中国石油天然气集团有限公司 | Time-delay opening toe end sliding sleeve and opening method thereof |
| CN113356794A (en) * | 2021-06-04 | 2021-09-07 | 西南石油大学 | Full-diameter infinite-grade intelligent switch sliding sleeve |
| CN113356794B (en) * | 2021-06-04 | 2021-12-07 | 西南石油大学 | Full-diameter infinite-grade intelligent switch sliding sleeve |
| WO2023160732A1 (en) * | 2022-02-28 | 2023-08-31 | 哈尔滨艾拓普科技有限公司 | Full-bore and infinite-stage segmented-fracturing sliding sleeve based on intelligent label control, and implementation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110529073B (en) | 2020-03-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110529073A (en) | A kind of solvable full-bore sliding sleeve based on intelligent control | |
| CN104929603B (en) | Sleeve pipe infinite stages staged fracturing method | |
| CN110593837B (en) | Fracturing construction operation method for soluble full-bore sliding sleeve | |
| CN207554014U (en) | A kind of ball seat | |
| CN207620779U (en) | A kind of device for filling of giving up in advance | |
| CN105649585B (en) | Flood suction integrated pipe column and its operating procedure | |
| CN206693997U (en) | A kind of oil field is every excavating technology tubing string | |
| CN109296348B (en) | Toe end sliding sleeve capable of being opened in time delay mode | |
| CN110295867A (en) | Multilevel hierarchy pressure break degradable packer and fracturing string | |
| CN108386157A (en) | A kind of piston pressure open-type sliding sleeve switch and hydraulic fracturing construction method | |
| CN202090886U (en) | External metal cage pipe packer | |
| CN112523734A (en) | Oil pipe dragging fracturing string with packer as bottom seal and fracturing method | |
| CN103573214B (en) | A kind of Operating Pressure circulation bottom valve | |
| CN206439026U (en) | Unidirectional detachable bridge plug | |
| CN110005369A (en) | A kind of solvable bridge plug of metal sealing | |
| CN113356813B (en) | Pressure drive injector, using pipe column and multi-round sub-layer pressure drive method | |
| CN207268169U (en) | A kind of efficiently speed bores bridge plug | |
| CN106761577A (en) | A kind of oil field is every excavating technology tubing string | |
| CN101949274A (en) | Casing shut-in valve for cementing operation | |
| CN111691853B (en) | High-pressure energy storage time-delay opening type toe end sliding sleeve and use method thereof | |
| CN116816308A (en) | Oil-free pipe paraffin removal lifting device for small-bore shale oil well | |
| CN209163779U (en) | A kind of hydraulic packing linker | |
| CN207111019U (en) | Combined type junk mill for different hole diameters | |
| CN205297515U (en) | Coiled tubing drags hydraulic jet fracturing device | |
| CN203257355U (en) | Hydraulic setting tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200911 Address after: 100010 Intercontinental University, No.16 ande Road, Dongcheng District, Beijing Co-patentee after: SICHUAN SHENGNUO OIL AND GAS ENGINEERING TECHNOLOGY SERVICE Co.,Ltd. Patentee after: PetroChina Co.,Ltd. Address before: 618300 south section 3, Zhongshan Avenue, Guanghan City, Deyang City, Sichuan Province Co-patentee before: SICHUAN SHENGNUO OIL AND GAS ENGINEERING TECHNOLOGY SERVICE Co.,Ltd. Patentee before: CHINA NATIONAL PETROLEUM CORPORATION, SOUTHWEST OIL & GASFIELD BRANCH, ENGINEERING TECHNOLOGY Research Institute |