CN205778741U - A kind of less radio-frequency fracturing sliding bush structure - Google Patents
A kind of less radio-frequency fracturing sliding bush structure Download PDFInfo
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- CN205778741U CN205778741U CN201620526564.3U CN201620526564U CN205778741U CN 205778741 U CN205778741 U CN 205778741U CN 201620526564 U CN201620526564 U CN 201620526564U CN 205778741 U CN205778741 U CN 205778741U
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Abstract
The utility model discloses a kind of less radio-frequency fracturing sliding bush structure, including detector unit, control unit and performance element；Detector unit is provided with Anneta module, and what Anneta module was set to that detection identifies fracturing fluid carries label, and acquired signal is transferred to control unit；Control unit is provided with electronic control module, and electronic control module is set to generate corresponding control signal according to the signal received, and control signal is flowed to performance element；Performance element is provided with motor module, transmission module and the sliding sleeve module being sequentially connected with；Transmission module is set to according to the spinning movement of motor module is converted to linearly operating, and drives the together action of sliding sleeve module；Sliding sleeve module is set to be realized the switching motion of sliding sleeve by linearly operating.This utility model relates to, but are not limited to fracturing sliding bush technical field, and application this utility model is capable of the full-bore exploitation of tubing string, and the aperture being capable of sliding sleeve keying freely regulates, and effectively reduces the labor intensity of workman.
Description
Technical field
This utility model relates to, but are not limited to fracturing sliding bush technical field, especially a kind of less radio-frequency pressure break
Shift sleeve structure.
Background technology
Along with the progress of science and technology, increasing of the research of subsurface investigation, application and demand, horizontal well technology obtains
To developing rapidly and extensively applying.For low-permeability oil deposit, in order to improve development effectiveness further, often
Need with hydraulic fracturing process, press off many cracks to increase Oil/gas Well yield and ultimate recovery, this
Sample, it will the bigger development effectiveness improving low permeability oil field and level.So-called horizontal well multistage fracturing technology,
It is exactly the direction along horizontal hole in pit shaft, according to reservoir characteristics and reservoir characteristic, at reservoir properties
On the most several or more horizontal segments, use certain technical measures strictly control preforation tunnel quantity,
Aperture and perforation phase place, press off the technology of several or more horizontal segment oil reservoir by pressing crack construction simultaneously.
In prior art, Low permeable oil and gas reservoirs reserves proportion in China's reserves is more and more big, is working as
Under front energy-intensive situation, develop low-permeability oil deposit particularly significant, in particular with horizontal well technology
The hypotonic Ultra low permeability reservoir of Efficient Development.It is the level of a set of effective transformation Low permeable oil and gas reservoirs based on this
Well development technology, the most all puts into and has a large amount of manpower and materials carry out the research of fractured horizontal well technology and answer
With, the most all achieve some research and application achievements, but there is also many problems and need to be ground
Study carefully solution.
Such as, current open-hole horizontal well fracturing packer is with different from the sliding sleeve in sliding sleeve technology
The ball of diameter is opened, and corresponding to the pressure break ball of different-diameter, the ball seat internal diameter size of pitching sliding sleeve is also
Difference, has therefore been internally formed undergauge in various degree at tubing string.Due to the diameter of ball and differential the most limited
System, the number of fragments of prior art also receives strict restriction, fracturing yield increasing effect it cannot be guaranteed that；With
Time ball seat undergauge add pressure break frictional resistance, concrete operations also need to bore after ball seat and enter well workover pipe string under ability,
It addition, sliding sleeve technology of the prior art can not realize regulating yield, it there are yield size can not
The defect of regulation；Above-mentioned multiple defect will result directly in the additional workload of follow-up completion and well-repairing work
Increase, too increase task difficulty and risk simultaneously.
Utility model content
This utility model solves the technical problem that and is to provide a kind of less radio-frequency fracturing sliding bush structure, it is possible to have
Effect solves defect present in prior art, it is possible to realizes the full-bore exploitation of tubing string, and is capable of sliding
The aperture that set opens and closes freely regulates, and effectively reduces the labor intensity of workman.
For solving above-mentioned technical problem, this utility model provides a kind of less radio-frequency fracturing sliding bush structure,
Including the detector unit being sequentially connected with, control unit and performance element；Wherein,
Described detector unit is provided with Anneta module, and described Anneta module is set to detection and identifies fracturing fluid
Carry label, and acquired signal is transferred to described control unit；
Described control unit is provided with electronic control module, and described electronic control module is set to according to the signal received raw
Become corresponding control signal, and control signal is flowed to described performance element；
Described performance element is provided with motor module, transmission module and the sliding sleeve module being sequentially connected with；Institute
State motor module be set to according to receive control signal start and rotate the corresponding number of turns；Described transmission mould
Block is set to according to the spinning movement of described motor module is converted to linearly operating, and drives described sliding sleeve
Module together action；Described sliding sleeve module is set to be realized the switching motion of sliding sleeve by linearly operating；
Wherein, described motor module is provided with motor urceolus, motor body, motor inner core；Wherein, institute
State motor urceolus to be set in outside described motor inner core；First end of described motor urceolus passes through transition joint
Being connected with described electronic control module, described transition joint is additionally provided with for installing holding wire and power line the 4th
Through hole, the second end of described motor urceolus is set to connect described transmission module；Described motor body is arranged
In ring cavity between described motor urceolus and described motor inner core.
Above-mentioned less radio-frequency fracturing sliding bush structure, also can have following features,
Described Anneta module is provided with antenna urceolus, antenna body, antenna inner core；Wherein,
Described antenna urceolus is set in outside described antenna inner core；First end of described antenna urceolus is set to
Connecting top connection, the first end is additionally provided with the first through hole being provided with seal gasket and screw；Described sky
Second end of line urceolus is set to connect described control unit, and the second end is additionally provided with and is provided with pressure sensing
Second through hole of device and be provided with the third through-hole of antenna adapter, described pressure transducer is arranged
For detecting the pressure in the ring cavity between described antenna urceolus and described antenna inner core；Described antenna is originally
Body is wound around the outside being set in described antenna inner core, and the end of described antenna body connects with the conversion of described antenna
Head electrical connection.
Above-mentioned less radio-frequency fracturing sliding bush structure, also can have following features,
First end of described antenna urceolus is being provided with sealing ring on the contact surface of described top connection, described
Second end of antenna urceolus is being also equipped with sealing ring on the contact surface of described electronic control module；Described screw
Being set to hollow structure, the hollow passage of described antenna inner core is set to fracturing fluid path, and fracturing fluid is arranged
For carrying wireless radio frequency identification signal label；Being provided with glass tubing in described first through hole, described antenna turns
Changing-over head is set to pottery stitch.
Above-mentioned less radio-frequency fracturing sliding bush structure, also can have following features,
Described electronic control module is provided with automatically controlled urceolus, electric-controlled plate, battery body, automatically controlled inner core；Wherein,
Described automatically controlled urceolus is set in outside described automatically controlled inner core；First end of described automatically controlled urceolus is set to
Connecting described Anneta module, the second end is set to connect described motor module；Described electric-controlled plate and described electricity
Pond body is arranged in the ring cavity between described automatically controlled urceolus and described automatically controlled inner core；Described electric-controlled plate
The first end near described automatically controlled urceolus is arranged, and described electric-controlled plate connects with the antenna conversion of described Anneta module
The motor body of head, pressure transducer and described motor module is disposed as electrical connection, and described battery is originally
Body is arranged near the second end of described automatically controlled urceolus.
Above-mentioned less radio-frequency fracturing sliding bush structure, also can have following features,
Described electric-controlled plate is fixed on the outside of described automatically controlled inner core, described supporting construction bag by supporting construction
Include bracing frame dish, support screw, support nut；It is embedded between described battery body and described automatically controlled inner core
Having support cylinder, the first end of described support cylinder blocks up dish by battery and is fixed on outside described automatically controlled inner core
Side, the second end connects with the end face of described motor module；Support frame as described above dish is set in described automatically controlled inner core
Outside；First end of described support screw is connected with support frame as described above dish, and the second end and described battery block up dish
Connect.
Above-mentioned less radio-frequency fracturing sliding bush structure, also can have following features,
Retainer ring it is provided with, the first end of described retainer ring between described battery body and described motor module
Being close to the end face of described battery body, the second end is close to the end face of described motor module and is arranged, described fixing
Ring is also set in outside the second end of described support cylinder；Second end of described retainer ring by install screw,
Nut is fixed on the end face of described motor module.
Above-mentioned less radio-frequency fracturing sliding bush structure, also can have following features,
Described transmission module is provided with transmission urceolus, lead screw transmission axle, transmission inner core；Wherein,
Described transmission urceolus is set in outside described transmission inner core；First end of described transmission urceolus is set to
Connecting described motor module, the second end is set to connect described sliding sleeve module；The of described lead screw transmission axle
One end is connected with the motor output shaft end of described motor module, and the second end connects with the sliding sleeve of described sliding sleeve module
Connecing, the outer sheath of described lead screw transmission axle is provided with bearing assembly.
Above-mentioned less radio-frequency fracturing sliding bush structure, also can have following features,
Be provided with between described sliding sleeve and described transmission urceolus and described transmission inner core Che Shi sealing ring,
Che Shi dust ring and supporting positive cover；First end of described lead screw transmission axle is arranged with described motor output shaft end
Connect for clamping, be set to trapezoidal thread between the second end with described sliding sleeve and be connected.
Above-mentioned less radio-frequency fracturing sliding bush structure, also can have following features,
Described sliding sleeve module is provided with sliding sleeve sleeve, sliding sleeve；Wherein,
First end of described sliding sleeve sleeve is set to connect described transmission module, under the second end is set to connect
Joint；Transmission inner core in described transmission module runs through described sliding sleeve module and is connected with described lower contact,
Described sliding sleeve is set in the ring cavity between transmission inner core and described sliding sleeve sleeve, and is set to along institute
State transmission inner core axial-movement；The inwall end of described sliding sleeve is axially disposed strip draw-in groove, described biography
The outer wall end of dynamic inner core is correspondingly provided with strip projected parts, and described strip draw-in groove is connected to described strip projected parts
Above and move along a straight line along described strip projected parts；Described sliding sleeve, described sliding sleeve sleeve are equal with described transmission inner core
It is provided with fracturing fluid exit passageway.
This utility model technique scheme has the advantages that
This utility model less radio-frequency fracturing sliding bush structure by above-mentioned brand-new design, it is possible to effectively solve
Defect present in prior art；Specifically can realize pipe by the on all four technical characterstic of latus rectum in sliding sleeve
The technique effect of post full-bore exploitation, and can be based on RFID wireless radio-frequency, it is achieved sliding sleeve open and close and
The control and regulation operation of aperture.
Other features and advantages of the utility model will illustrate in the following description, and, partly
Become apparent from description, or understand by implementing this utility model.Of the present utility model
Purpose and other advantages can be by structures specifically noted in description, claims and accompanying drawing
Realize and obtain.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by technical solutions of the utility model, and constitutes description
A part, is used for explaining the technical solution of the utility model together with embodiments herein, is not intended that
Restriction to technical solutions of the utility model.
Fig. 1 is the attachment structure schematic diagram of this utility model embodiment；
Fig. 2 is antenna module structure schematic diagram in this utility model embodiment；
Fig. 3 is the partial structurtes schematic diagram one of Anneta module；
Fig. 4 is the partial structurtes schematic diagram two of Anneta module；
Fig. 5 is electronic control module structural representation in this utility model embodiment；
Fig. 6 is the partial structurtes schematic diagram one of electronic control module；
Fig. 7 is the partial structurtes schematic diagram two of electronic control module；
Fig. 8 is motor module structural representation in this utility model embodiment；
Fig. 9 is the partial structurtes schematic diagram one of motor module；
Figure 10 is the partial structurtes schematic diagram two of motor module；
Figure 11 is transmission module structural representation in this utility model embodiment；
Figure 12 is the partial structurtes schematic diagram one of transmission module；
Figure 13 is the partial structurtes schematic diagram two of transmission module；
Figure 14 is sliding sleeve modular structure schematic diagram in this utility model embodiment；
Figure 15 is the partial structurtes schematic diagram one of sliding sleeve module；
Figure 16 is the partial structurtes schematic diagram two of sliding sleeve module.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with
Embodiment of the present utility model is described in detail by accompanying drawing.It should be noted that in situation about not conflicting
Under, the embodiment in the application and the feature in embodiment can mutual combination in any.
As it is shown in figure 1, this utility model provides a kind of less radio-frequency fracturing sliding bush structure, can include
Detector unit, control unit and the performance element being sequentially connected with；Wherein, detector unit can be provided with
Anneta module 100, what Anneta module 100 was set to that detection identifies fracturing fluid carries label, and will be obtained
The signal taken is transferred to control unit；Control unit is provided with electronic control module 200, and electronic control module 200 sets
It is set to generate corresponding control signal according to the signal received, and control signal is flowed to performance element；
Performance element is provided with motor module 300, transmission module 400 and the sliding sleeve module 500 being sequentially connected with；
The control signal that motor module 300 is set to according to receiving starts and rotates the corresponding number of turns；Transmission module
400 are set to according to the spinning movement of motor module 300 is converted to linearly operating, and drive sliding sleeve mould
Block 500 together action；Sliding sleeve module 500 is set to be realized the switching motion of sliding sleeve by linearly operating.
In concrete operations, this utility model is by above-mentioned brand-new optimum organization shift sleeve structure, it is possible to realize
The full-bore exploitation of tubing string, it is possible to be prevented effectively from reducing ball seat of the prior art and install.The skill of this area
Art personnel, in specific implementation process, can inject from the hollow structure of Anneta module 100 and carry signal
The fracturing fluid of label, so Anneta module 100 by above-mentioned signal label detection and detection signal is transferred to
Electronic control module 200；Electronic control module 200 generates corresponding control signal according to this detection signal, and carries
To follow-up motor module 300；Motor module 300 rotate forward accordingly according to this control signal or
Reversion predetermined amount；Meanwhile, the transmission module 400 together action being connected with motor module 300,
And drive follow-up sliding sleeve module 500 to carry out sliding action, and then realize the pressure offered on sliding sleeve hole wall
Split the aperture regulation of liquid exit passageway, such as 1/4 aperture, 1/2 aperture, 3/4 aperture, or standard-sized sheet etc..
Shown in Fig. 2, Fig. 3 and Fig. 4,
This utility model provide above-mentioned Anneta module 100 can be provided with antenna urceolus 5, antenna body 4,
Antenna inner core 6；Wherein, antenna urceolus 5 is set in outside antenna inner core 6；The first of antenna urceolus 5
End is set to connect top connection 1, and the first end is additionally provided with the first through hole being provided with seal gasket 3；My god
Second end of line urceolus 5 is set to connect control unit, and the second end is additionally provided with and is provided with pressure transducer
Second through hole of 10 and be provided with the third through-hole of antenna adapter 9；Pressure transducer 10 sets
It is set to detect the pressure in the ring cavity between antenna urceolus 5 and antenna inner core 6；Antenna body 4 twines
Around being set in the outside of antenna inner core 6, the end of antenna body 4 electrically connects with antenna adapter 9.
Further, the first end of antenna urceolus 5 is being provided with sealing ring, sky on the contact surface of top connection 1
Second end of line urceolus 5 is being also equipped with sealing ring on the contact surface of electronic control module 200；Antenna inner core
The hollow passage of 6 is set to fracturing fluid path, and fracturing fluid is set to carry wireless radio frequency discrimination RFID signal
Label；Being provided with glass tubing in first through hole, antenna adapter 9 may be configured as pottery stitch.
In concrete operations, the first through hole position can be realized by the rubber cushion 3 in the first through hole and screw 2
Putting the sealing at place, above-mentioned screw 2 is set to hollow structure；The side of above-mentioned rubber cushion 3 be set to on connect
The center culvert connection of 1, specifically can be by the hollow structure and the first of antenna urceolus 5 of screw 2
Gap area between end face and the end face of top connection 1 of end；The opposite side of above-mentioned rubber cushion 3 be set to
Ring cavity between antenna urceolus 5 with antenna inner core 6 connects；During use, above-mentioned rubber cushion 3
Both sides are all filled with liquid, and the liquid of center culvert may act on the end face of above-mentioned rubber cushion 3, and then indirectly
Act on the liquid in ring cavity；Therefore, corresponding pressure can be realized by pressure transducer 10 to change
Numerical value.Symmetrical configuration shown in Fig. 3 is provided with two above-mentioned first through-hole structures；By at the second through hole
Interior pressure transducer 10 realizes the sealing at the second lead to the hole site, by the ceramic pin in third through-hole
Foot realizes the sealing of third through-hole position and corresponding holding wire passes；Above-mentioned first through hole, second
Through hole and sealing of third through-hole are used for realizing ring cavity between antenna urceolus 5 and antenna inner core 6
Seal；It should be noted that during actually used, be filled with liquid in above-mentioned ring cavity.Pressure break
Liquid carries RFID signal label when antenna inner core 6, and being wrapped in the antenna outside antenna inner core 6 will
This signal detected, and be connected with antenna adapter 9, thus will be delivered to signal follow-up further
Electronic control module 200 in.Wherein, for threadeding between top connection 1 with antenna urceolus 5, top connection
1 is used for connected pipes, and by installing packer to realize the sealing of this connection mouth of pipe position.
Shown in Fig. 5, Fig. 6 and Fig. 7,
This utility model provide above-mentioned electronic control module 200 can be provided with automatically controlled urceolus 11, electric-controlled plate 13,
Battery body 17, automatically controlled inner core 18；Wherein, automatically controlled urceolus 11 is set in outside automatically controlled inner core 18；Electricity
First end of control urceolus 11 is set to connect Anneta module 100, and the second end is set to connect motor module
300；It is ring-type that electric-controlled plate 13 and battery body 17 are arranged between automatically controlled urceolus 11 and automatically controlled inner core 18
In cavity；Electric-controlled plate 13 is arranged near the first end of automatically controlled urceolus 11, electric-controlled plate 13 and Anneta module
The motor body of antenna adapter 9, pressure transducer 10 and the motor module 300 of 100 is respectively provided with
For electrical connection, battery body 17 is arranged near the second end of automatically controlled urceolus 11.Further, electric-controlled plate
13 are fixed on the outside of automatically controlled inner core 18 by supporting construction, and supporting construction includes bracing frame dish 12, props up
Frame screw rod 15, support nut 14；Support cylinder it is embedded with between battery body 17 and automatically controlled inner core 18
19, the first end of support cylinder 19 blocks up dish 16 by battery and is fixed on the outside of automatically controlled inner core 18, and second
End connects with the end face of motor module 300；Bracing frame dish 12 is set in outside automatically controlled inner core 18；Support
First end of screw rod 15 is connected with bracing frame dish 12, and the second end blocks up dish 16 and is connected with battery.
In concrete operations, support screw 15 can be run through above-mentioned electric-controlled plate 13 and realize tightening by nut
Fixing, ring-type bracing frame dish 12 and ring-type battery then can be passed through in two ends of support screw 15
Stifled dish 16 is fixed, the above-mentioned fixing connection fixed form that may be used without nut screwing clamping.In such scheme,
Battery body 17 electrically connects with electric-controlled plate 13, by providing electric power to meet the job demand of electric-controlled plate 13.
Those skilled in the art, can be corresponding with pre-set RFID signal label in specific implementation process
Control signal；The most different RFID signal labels has its corresponding and unique control signal, this control
Signal also has and includes motor positive and inverse and the isoparametric unique corresponding control signal of revolution.By upper
State relation one to one, can realize being changed by the control of RFID signal label to motor rotations.Need
It is noted that the those skilled in the art's above-mentioned prompting according to the technical program, had been embodied as
Cheng Zhong, can select any type of control circuit, is as the criterion being capable of corresponding function.Above-mentioned letter
Number the operation such as detection can be realized by control circuit, its composition belongs to electric elements commonly used in the art；
It addition, above-mentioned control circuit structure is not related to the improvement of software program.
Further, in order to realize fixing in battery body 17 and support cylinder 19；Preferably
Ground, can be provided with retainer ring 21 between battery body 17 and the motor module 300 in such scheme,
First end of retainer ring 21 is close to the end face of battery body 17, and the second end is close to the end of motor module 300
Face is arranged, and retainer ring 21 is also set in outside the second end of support cylinder 19；Second end of retainer ring 21
By installing screw 24, nut 20 is fixed on the end face of motor module 300.In concrete operations, can
Above-mentioned screw is arranged on the end face of transition joint 25, and then hole corresponding in retainer ring 21 is passed
Above-mentioned screw, can achieve a fixed connection finally by fastening nut.
Shown in Fig. 8, Fig. 9 and Figure 10,
The above-mentioned motor module 300 that this utility model provides can be provided with motor urceolus 30, motor body
29, motor inner core；Wherein, motor urceolus 30 is set in outside motor inner core；The of motor urceolus 30
One end is connected with electronic control module 200 by transition joint 25, and transition joint 25 is additionally provided with for installing
Holding wire and power line fourth hole, the second end of motor urceolus 30 is set to connect transmission module 400；
Motor body 29 is arranged in the ring cavity between motor urceolus 30 and motor inner core；Transition joint 25
And be disposed with between motor body 29 be set in disc spring outside motor inner core support 26, disc spring 27
And disc spring baffle plate 28.
In concrete operations, above-mentioned motor body 29 could be arranged to hollow shaft motor, above-mentioned motor body
29 electrically connect with the electric-controlled plate 13 in electronic control module 200；Letter is controlled accordingly when receive electric-controlled plate 13
Number time, motor body 29 starts and rotates forward accordingly or invert predetermined amount.It addition, above-mentioned electricity
The dished spring assembly arranged between first end and the transition joint 25 of machine body 29, it is intended to prevent motor body
29 at the rollback operation of operation process, it is possible to the stability of motor rotation is effectively ensured；Above-mentioned motor body
Second end of 29 is set to output shaft end, and the connection between itself and follow-up sliding sleeve module could be arranged to card
The attachment structure connect, i.e. realizes the output shaft end of motor body 29 and follow-up corresponding portion by the way of clamping
The engagement of part connects and can rotate together with.
Shown in Figure 11, Figure 12 and Figure 13,
The above-mentioned transmission module 400 that this utility model provides can be provided with transmission urceolus 37, lead screw transmission
Axle 35, transmission inner core 41；Wherein, transmission urceolus 37 is set in outside transmission inner core 41；Transmission urceolus
First end of 37 is set to connect motor module 300, and the second end is set to connect sliding sleeve module；Leading screw passes
First end of moving axis 35 is connected with the motor output shaft end of motor module 300, the second end and sliding sleeve module
Sliding sleeve 36 connects, and the outer sheath of lead screw transmission axle 35 is provided with bearing assembly.Further, sliding sleeve 36
And be provided with between transmission urceolus 37 and transmission inner core 41 Che Shi sealing ring, Che Shi dust ring and
Supporting positive cover；First end of lead screw transmission axle 35 is set to clamping with motor output shaft end and is connected, the second end with
It is set to trapezoidal thread between sliding sleeve 36 connect.
In concrete operations, above-mentioned bearing assembly can include angular contact ball bearing 33, bearing holder (housing, cover) 34 and
Jump ring 32, above-mentioned jump ring 32 and bearing holder (housing, cover) 34 realize the axial restraint of bearing assembly.Lead screw transmission axle
The 35 inner ring positions being set in bearing 33, and can be coaxial in company with the output shaft end one of motor body 29
Rotational action；Meanwhile, threaded sliding sleeve 36 trapezoidal to lead screw transmission axle 35 carries out corresponding
Axial slide action.Meanwhile, supporting positive cover 38,45 can effectively ensure that the sliding trace of sliding sleeve 36 is steady
Fixed, above-mentioned Che Shi sealing ring 39,43, and Che Shi dust ring 40,42, it is possible to realize good sealing
And dust-proof effect, it is possible to effectively prevent the impurity particle in the external world from entering sliding sleeve 36 and lead screw transmission axle 35
In cavity residing for connecting portion.
Shown in Figure 14, Figure 15 and Figure 16,
The above-mentioned sliding sleeve module 500 that this utility model provides can be provided with sliding sleeve sleeve 44, sliding sleeve 36；
Wherein, the first end of sliding sleeve sleeve 44 is set to connect transmission module 400, under the second end is set to connect
Joint 48；Transmission inner core 41 in transmission module 400 runs through sliding sleeve module and is connected with lower contact 48,
Sliding sleeve 36 is set in the ring cavity between transmission inner core 41 and sliding sleeve sleeve 44, and is set to along passing
Dynamic inner core 41 axial-movement；The inwall end of sliding sleeve 36 is axially disposed strip draw-in groove, transmission inner core
The outer wall end of 41 is correspondingly provided with strip projected parts, and strip draw-in groove is connected on strip projected parts and convex along strip
Play linear motion；Sliding sleeve 36, sliding sleeve sleeve 44 are provided with fracturing fluid exit passageway with transmission inner core 41.
In concrete operations, above-mentioned strip projected parts can provide the guide effect that sliding sleeve 36 slides so that sliding sleeve
36 are only capable of moving axially, and can not carry out axial-rotation.In the sliding process of sliding sleeve 36, sliding sleeve
The sheathed transmission inner core 41 of sliding sleeve sleeve 44 sheathed outside 36 and inner side is the most fixing；By sliding sleeve 36
The sliding action of self, can realize the aperture regulation of its fracturing fluid exit passageway.Wherein, when sliding sleeve 36
On the fracturing fluid exit passageway offered the most right with the exit passageway of sliding sleeve sleeve 44, transmission inner core 41
Qi Shi, now in full-gear；1/2 and sliding sleeve when the fracturing fluid exit passageway offered on sliding sleeve 36
When sleeve 44, the exit passageway of transmission inner core 41 overlap, now in 1/2 aperture state.This area
Technical staff can carry out corresponding aperture adjustment according to practical situation, and here is omitted for detailed process.
Preferably, in order to realize the excellent sealing effect of the technical program, above-mentioned attachment structure many places
It is provided with and seals structure accordingly, specifically include sealing ring 7,8,22,23,31,46,47,50,
And Che Shi sealing ring 39,43, the sealing structure that Che Shi dust ring 40,42 etc. is similar to；Concrete sealing
The setting of structure refer to accompanying drawing diagram, and here is omitted.
This utility model less radio-frequency fracturing sliding bush structure by above-mentioned brand-new design, by logical in sliding sleeve
The on all four technical characterstic in footpath is capable of the technique effect of tubing string full-bore exploitation, and can be based on RFID
Wireless radio-frequency, it is possible to realize sliding sleeve and open and close and the control and regulation operation of aperture.At present, shanxi coal
Layer gas and East Sea Low permeable oil and gas reservoirs are required to carrying out horizontal well pressure break, the popularization and application of the technical program,
Considerable economic benefit will be created for company.It should be noted that the above-mentioned intelligence that the application is proposed is sliding
Set, can be applied not only to the operation in proposed oil fracturing field, it is possible to is applied to other and is similar to
The operation in field, such as formation fluid (particularly water injection technology) and the extraneous any neck carrying out and linking up
The operation in territory.Those skilled in the art should be understood that, although the embodiment disclosed by this utility model
As above, but described content only readily appreciates this utility model and the embodiment that uses, and is not used to
Limit this utility model.Technical staff in any this utility model art, without departing from this practicality
On the premise of novel disclosed spirit and scope, can carry out any in the form implemented and details
Amendment and change, but scope of patent protection of the present utility model, still must be with appending claims institute circle
Fixed in the range of standard.
Claims (9)
1. a less radio-frequency fracturing sliding bush structure, it is characterised in that the detector unit that includes being sequentially connected with,
Control unit and performance element；Wherein,
Described detector unit is provided with Anneta module, and described Anneta module is set to detection and identifies fracturing fluid
Carry label, and acquired signal is transferred to described control unit；
Described control unit is provided with electronic control module, and described electronic control module is set to according to the signal received raw
Become corresponding control signal, and control signal is flowed to described performance element；
Described performance element is provided with motor module, transmission module and the sliding sleeve module being sequentially connected with；Institute
State motor module be set to according to receive control signal start and rotate the corresponding number of turns；Described transmission mould
Block is set to according to the spinning movement of described motor module is converted to linearly operating, and drives described sliding sleeve
Module together action；Described sliding sleeve module is set to be realized the switching motion of sliding sleeve by linearly operating；
Wherein, described motor module is provided with motor urceolus, motor body, motor inner core；Wherein, institute
State motor urceolus to be set in outside described motor inner core；First end of described motor urceolus passes through transition joint
Being connected with described electronic control module, described transition joint is additionally provided with for installing holding wire and power line the 4th
Through hole, the second end of described motor urceolus is set to connect described transmission module；Described motor body is arranged
In ring cavity between described motor urceolus and described motor inner core.
Less radio-frequency fracturing sliding bush structure the most according to claim 1, it is characterised in that described sky
Wire module is provided with antenna urceolus, antenna body, antenna inner core；Wherein,
Described antenna urceolus is set in outside described antenna inner core；First end of described antenna urceolus is set to
Connecting top connection, the first end is additionally provided with the first through hole being provided with seal gasket and screw；Described sky
Second end of line urceolus is set to connect described control unit, and the second end is additionally provided with and is provided with pressure sensing
Second through hole of device and be provided with the third through-hole of antenna adapter, described pressure transducer is arranged
For detecting the pressure in the ring cavity between described antenna urceolus and described antenna inner core；Described antenna is originally
Body is wound around the outside being set in described antenna inner core, and the end of described antenna body connects with the conversion of described antenna
Head electrical connection.
Less radio-frequency fracturing sliding bush structure the most according to claim 2, it is characterised in that
First end of described antenna urceolus is being provided with sealing ring on the contact surface of described top connection, described
Second end of antenna urceolus is being also equipped with sealing ring on the contact surface of described electronic control module；Described screw
Being set to hollow structure, the hollow passage of described antenna inner core is set to fracturing fluid path, and fracturing fluid is arranged
For carrying wireless radio frequency identification signal label；Being provided with glass tubing in described first through hole, described antenna turns
Changing-over head is set to pottery stitch.
Less radio-frequency fracturing sliding bush structure the most according to claim 1, it is characterised in that described electricity
Control module is provided with automatically controlled urceolus, electric-controlled plate, battery body, automatically controlled inner core；Wherein,
Described automatically controlled urceolus is set in outside described automatically controlled inner core；First end of described automatically controlled urceolus is set to
Connecting described Anneta module, the second end is set to connect described motor module；Described electric-controlled plate and described electricity
Pond body is arranged in the ring cavity between described automatically controlled urceolus and described automatically controlled inner core；Described electric-controlled plate
The first end near described automatically controlled urceolus is arranged, and described electric-controlled plate connects with the antenna conversion of described Anneta module
The motor body of head, pressure transducer and described motor module is disposed as electrical connection, and described battery is originally
Body is arranged near the second end of described automatically controlled urceolus.
Less radio-frequency fracturing sliding bush structure the most according to claim 4, it is characterised in that
Described electric-controlled plate is fixed on the outside of described automatically controlled inner core, described supporting construction bag by supporting construction
Include bracing frame dish, support screw, support nut；It is embedded between described battery body and described automatically controlled inner core
Having support cylinder, the first end of described support cylinder blocks up dish by battery and is fixed on outside described automatically controlled inner core
Side, the second end connects with the end face of described motor module；Support frame as described above dish is set in described automatically controlled inner core
Outside；First end of described support screw is connected with support frame as described above dish, and the second end and described battery block up dish
Connect.
Less radio-frequency fracturing sliding bush structure the most according to claim 5, it is characterised in that
Retainer ring it is provided with, the first end of described retainer ring between described battery body and described motor module
Being close to the end face of described battery body, the second end is close to the end face of described motor module and is arranged, described fixing
Ring is also set in outside the second end of described support cylinder；Second end of described retainer ring by install screw,
Nut is fixed on the end face of described motor module.
Less radio-frequency fracturing sliding bush structure the most according to claim 1, it is characterised in that described biography
Dynamic model block is provided with transmission urceolus, lead screw transmission axle, transmission inner core；Wherein,
Described transmission urceolus is set in outside described transmission inner core；First end of described transmission urceolus is set to
Connecting described motor module, the second end is set to connect described sliding sleeve module；The of described lead screw transmission axle
One end is connected with the motor output shaft end of described motor module, and the second end connects with the sliding sleeve of described sliding sleeve module
Connecing, the outer sheath of described lead screw transmission axle is provided with bearing assembly.
Less radio-frequency fracturing sliding bush structure the most according to claim 7, it is characterised in that described cunning
It is provided with Che Shi sealing ring, Che Shi dust ring between set and described transmission urceolus and described transmission inner core
And supporting positive cover；First end of described lead screw transmission axle is set to clamping with described motor output shaft end and is connected,
It is set to trapezoidal thread between second end with described sliding sleeve be connected.
Less radio-frequency fracturing sliding bush structure the most according to claim 1, it is characterised in that described cunning
Set of modules is provided with sliding sleeve sleeve, sliding sleeve；Wherein,
First end of described sliding sleeve sleeve is set to connect described transmission module, under the second end is set to connect
Joint；Transmission inner core in described transmission module runs through described sliding sleeve module and is connected with described lower contact,
Described sliding sleeve is set in the ring cavity between transmission inner core and described sliding sleeve sleeve, and is set to along institute
State transmission inner core axial-movement；The inwall end of described sliding sleeve is axially disposed strip draw-in groove, described biography
The outer wall end of dynamic inner core is correspondingly provided with strip projected parts, and described strip draw-in groove is connected to described strip projected parts
Above and move along a straight line along described strip projected parts；Described sliding sleeve, described sliding sleeve sleeve are equal with described transmission inner core
It is provided with fracturing fluid exit passageway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620526564.3U CN205778741U (en) | 2016-06-01 | 2016-06-01 | A kind of less radio-frequency fracturing sliding bush structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620526564.3U CN205778741U (en) | 2016-06-01 | 2016-06-01 | A kind of less radio-frequency fracturing sliding bush structure |
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| CN205778741U true CN205778741U (en) | 2016-12-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472762A (en) * | 2020-04-24 | 2020-07-31 | 中国农业大学 | Device and method for transmitting underground-ground information by using wireless radio frequency technology |
| CN114165207A (en) * | 2021-12-09 | 2022-03-11 | 中科振华能源装备有限公司 | Wireless radio frequency control dragging type perforation-fracturing integrated process pipe column |
| CN115450609A (en) * | 2021-06-09 | 2022-12-09 | 中国石油化工股份有限公司 | Bottom hole monitoring device and method for staged fracturing clustering parameters of horizontal well |
-
2016
- 2016-06-01 CN CN201620526564.3U patent/CN205778741U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472762A (en) * | 2020-04-24 | 2020-07-31 | 中国农业大学 | Device and method for transmitting underground-ground information by using wireless radio frequency technology |
| CN111472762B (en) * | 2020-04-24 | 2022-04-15 | 中国农业大学 | Device and method for transmitting underground-ground information by using wireless radio frequency technology |
| CN115450609A (en) * | 2021-06-09 | 2022-12-09 | 中国石油化工股份有限公司 | Bottom hole monitoring device and method for staged fracturing clustering parameters of horizontal well |
| CN114165207A (en) * | 2021-12-09 | 2022-03-11 | 中科振华能源装备有限公司 | Wireless radio frequency control dragging type perforation-fracturing integrated process pipe column |
| CN114165207B (en) * | 2021-12-09 | 2024-04-26 | 中科振华能源装备有限公司 | Wireless radio frequency control dragging type perforation-fracturing integrated process tubular column |
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Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: China Oilfield Services Limited Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: China Oilfield Services Limited Patentee before: China National Offshore Oil Corporation |