CN209339918U - It is a kind of intelligence laminated distributor under well well testing distributor and flow automatically control and test macro - Google Patents
It is a kind of intelligence laminated distributor under well well testing distributor and flow automatically control and test macro Download PDFInfo
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- CN209339918U CN209339918U CN201821769771.7U CN201821769771U CN209339918U CN 209339918 U CN209339918 U CN 209339918U CN 201821769771 U CN201821769771 U CN 201821769771U CN 209339918 U CN209339918 U CN 209339918U
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Abstract
A kind of intelligent laminated distributor under well well testing distributor of the utility model and flow automatic control and test macro, belong to water flooding technical field, the water inlet of automatic control water nozzle is connect with flow tube, water outlet one end of automatic control water nozzle, which extends to, passes through top connection and top connection external connection in top connection, be provided with flowmeter between inlet and outlet；Top connection is connected with the well testing test nipple joint for flow needed for monitoring acquisition top connection external pressure and calculating acquisition water nozzle；It is connected in lower contact for obtaining well testing test nipple joint data and controlling the control memory module and battery unit of automatic control water nozzle aperture, control memory module is electrically connected with battery unit, flowmeter, well testing test nipple joint and automatic control water nozzle respectively.
Description
Technical field
The utility model relates to water flooding technical fields, and in particular to a kind of intelligence laminated distributor under well well testing distributor
And flow automatically controls and test macro.
Background technique
Oil field at home mostly uses waterflooding extraction, and thinks that waterflooding extraction is most economical effective technological means.Current each oil
Field mostly uses bridge-type eccentric, the bridge-type mechanical stratified injection water technology mode such as with one heart, and which Personnel Dependence degree is larger, entirely
Process needs personnel's manual operations for a long time, and zonal flow rate control mostly uses water filling dynamic and empirical analysis, provides zonal flow rate
Index completes zonal flow rate control by manual work.
The operation of water injection well will generally be tested, be regulated and controled at present, and fill the water these three stages, it is necessary in the mistake of test
Cheng Zhong, tripping in testing tool obtain test data, and binding test data formulate regulation and control scheme, regulation and control scheme is transmitted to from ground
Tripping in measurement and adjustment instrument device is wanted in underground, and formally when water filling, the control of full well water injection rate can only be carried out by ground control system.
Inventor has found at least to have the following deficiencies: in background technique during realizing the embodiment of the present invention
The prior art needs the different instrument of tripping in the different stages, and each stage will manually remove instrument and carry out well
Lower operation is just able to achieve test and control, waste of manpower, material resources and time；In addition layering dynamic data can not real-time monitoring, this
Sample has resulted in the artificial complicated tripping in of each stage and has removed work, and heavy workload, process is long, at high cost.
Utility model content
The utility model provides a kind of intelligent laminated distributor under well well testing distributor and flow automatically controls and test macro, purpose
It is, reduces the workload in seperated layer water injection each stage, that reduces instrument repeatedly removes instrument step, realizes layering dynamic data
Real-time monitoring saves the cost of human and material resources and time, and the process for controlling seperated layer water injection shortens.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of intelligence laminated distributor under well well testing distributor, including seating nipple, the flow tube being socketed in the seating nipple, and
It is connected to the top connection and lower contact at the seating nipple both ends, the seating nipple, flow tube, top connection and lower contact are formed
Ring packing cavity；Flowmeter, automatic control water nozzle, well testing test nipple joint, control storage mould are provided in the annular seal space body
The water inlet of block and battery unit, automatic control water nozzle is connect with flow tube, and water outlet one end of automatic control water nozzle extends in top connection
By top connection and top connection external connection, flowmeter is set between inlet and outlet；Top connection is connected with well testing test
Pipe nipple；Be connected in lower contact battery unit and for obtain well testing test nipple joint data and control automatic control water nozzle control storage
Module, control memory module are electrically connected with battery unit, flowmeter, well testing test nipple joint and automatic control water nozzle respectively.
The automatic control water nozzle further includes the flow control cavity between flow control valve, connecting rod and water inlet and water outlet, the flow control
Valve is made of valve pocket and spool, and the valve pocket of the flow control valve is fixed on the flow control cavity inner wall in the flow control cavity, described
The spool of flow control valve is connect with connecting rod one end, and the other end of connecting rod has ball-screw component and driving motor, and connecting rod passes through rolling
Ballscrew component and driving motor are coaxially connected, when driving motor is stretched out connecting rod by ball-screw component, the flow control
The flow control valve is opened in cavity, is connected between inlet and outlet；When driving motor passes through ball-screw component for connecting rod
When retraction, the flow control valve is closed in the flow control cavity, is closed between inlet and outlet.
The ball-screw component includes ball screw assembly, and nut for the ball screw assembly, is radially fixed and axis
To the guide-track groove of sliding, when the rotation of the lead screw of the ball screw assembly, the nut of the ball screw assembly, is along the guide-track groove
It slides axially；Described nut one end extends to form the inner cavity that can all go deep into the nut interior for the lead screw, the spiral shell
One end that mother extends is connect with connecting rod, and the nut other end and the lead screw are cooperatively connected；The lead screw and driving motor are same
Axis transmission connection, the guide-track groove are parallel to the motor shaft of driving motor, and the guide-track groove and driving motor are relatively fixed.
There is shell, the connecting rod, flow control cavity and ball-screw outside the connecting rod, flow control cavity and ball-screw component
Component is located in the shell portion, and water inlet is connected to by the shell with flow tube, and water outlet passes through the shell and water filling
Oil reservoir connection, is provided with positioned at the intracorporal flow control valve both ends of the shell for internal pressure to be transferred to the flow control valve one
The the first balance pressure chamber held and the second balance pressure chamber for internal pressure to be transferred to the flow control valve other end, first
Balance pressure chamber and the second balance pressure chamber are connected to flow tube.
The top connection is connected with the wireless communication module for being used for transmission institute's storing data in control memory module, channel radio
News module is electrically connected with control memory module.
The multilevel hierarchy water injection string includes casing protective packer, Inter-zonal packing device and underground attachment, described one kind
Intelligent laminated distributor under well well testing distributor is connected between casing protective packer and underground attachment, a kind of two adjacent smart wells
It is sequentially connected between lower leaf well testing distributor by Inter-zonal packing device, the oil pipe at wellhead of water injection well is insulated by casing protection
A kind of intelligent laminated distributor under well well testing distributor connection of device and top, a kind of intelligent laminated distributor under well examination of lowermost end
Well distributor lower end connects underground attachment, and the underground attachment includes sequentially connected preset seating nipple, double acting valve, screen casing
And silk plug.
A kind of multilevel hierarchy water injection string, including the intelligent laminated distributor under well well testing distributor described in claim 5.
It includes at least the multilevel hierarchy water injection pipe with intelligent laminated distributor under well well testing distributor as claimed in claim 6
Column；
Wireless control instrument, the wireless control instrument include:
Shell for that can go deep into flow tube, housing forward end connect antenna, and shell tail portion is provided with cable connector and determines
Position pawl, shell tail portion pass through locating detent connecting cable connector；In the shell sealed set have main control module, magnetic orientation pipe nipple and
For the communication module with wireless communication module short distance communication, main control module respectively with cable connector, main control module, communication mould
Block and locating detent electrical connection；
When for opening with the locating detent docked at top connection variable diameter and passing through top connection, the wireless control instrument passes through
Locating detent is connect with top connection.
The utility model has the beneficial effects that realizing intelligent oil field layered flow quantity intelligentization control, overall process is using examination
Well explains that data are objective reliable, and human factor is small, and dynamic data monitor and control are simple to operate when filling the water, and guarantees simultaneously
Oil-field flooding is steadily scientific, saves artificial human and material resources and time, reduces the workload in seperated layer water injection each stage, Ke Yixun
The water injection rate of fast control hierarchy water filling, reduce seperated layer water injection removes cost.
The utility model is described in further details below with reference to attached drawing.
Detailed description of the invention
Fig. 1 is a kind of forward sight internal structure chart of intelligent laminated distributor under well well testing distributor of the utility model.
Fig. 2 is a kind of backsight internal structure chart of intelligent laminated distributor under well well testing distributor of the utility model.
Fig. 3 is that automatic control water nozzle faces sectional structure chart in a kind of intelligent laminated distributor under well well testing distributor of the utility model.
Fig. 4 is top view cross section amplification assumption diagram at the A of Fig. 3.
Fig. 5 is the external structure of automatic control water nozzle in a kind of intelligent laminated distributor under well well testing distributor of the utility model.
Fig. 6 is the knot of well testing test nipple joint in a kind of automatic control water nozzle of intelligent laminated distributor under well well testing distributor of the utility model
Structure schematic diagram.
Fig. 7 is that a kind of intelligent laminated distributor under well well testing flow of the utility model automatically controls and integrates well testing control in test macro
Prepare the sectional structure chart of note tool.
Fig. 8 is that a kind of intelligent laminated distributor under well well testing flow of the utility model automatically controls and test system structure schematic diagram.
Fig. 9 for a kind of intelligent laminated distributor under well well testing distributor pilot scale well test pipe nipple institute measuring pressure of the utility model at any time
The curve graph of variation.
Figure 10 surveys double-log song by a kind of intelligent laminated distributor under well well testing distributor pilot scale well test pipe nipple of the utility model
Line datagram.
In the figure, it is marked as 1, top connection；2, flow tube；3, lower contact；4, wireless communication module；5, well testing test nipple joint；
6, automatic control water nozzle；7, battery unit；8, memory module is controlled；9, flowmeter；10, cable connector；11, locating detent；12, magnetic orientation
Pipe nipple；13, shell；14, main control module；15, communication module；16, antenna；17, casing protective packer；18, a kind of smart well
Lower leaf well testing distributor；19, Inter-zonal packing device；20, the second balance pressure chamber；21, the first balance pressure chamber；22, driving electricity
Machine；23, valve pocket；24, spool；25, ball-screw component；26, connecting rod；27, Hall sensor；28, magnet steel；29, water inlet；
30, water outlet；31, seating nipple.
Specific embodiment
Embodiment 1
It is a kind of intelligence laminated distributor under well well testing distributor include seating nipple 31, the flow tube 2 being socketed in the seating nipple 31,
And it is connected to the top connection 1 and lower contact 3 at 31 both ends of seating nipple, the seating nipple 31, flow tube 2, top connection
1 and lower contact 3 formed ring packing cavity；Flowmeter 9, automatic control water nozzle 6, well testing test are provided in the annular seal space body
Pipe nipple 5, control memory module 8 and battery unit 7, the water inlet 29 of automatic control water nozzle 6 are connect with flow tube 2, automatic control water nozzle 6
30 one end of water outlet extends in top connection 1 through top connection 1 and 1 external connection of top connection, water inlet 29 and water outlet 30 it
Between be arranged flowmeter 9；Top connection 1 is connected with well testing test nipple joint 5；Battery unit 7 is connected in lower contact 3 and for obtaining examination
5 data of well test pipe nipple and the control memory module 8 for controlling automatic control water nozzle 6, control memory module 8 respectively with battery unit 7, stream
Meter 9, well testing test nipple joint 5 and automatic control water nozzle 6 are electrically connected.
In the present embodiment, such as Fig. 1, Fig. 2, Fig. 3, shown in Fig. 5, a kind of intelligent laminated distributor under well well testing injection allocation of the utility model
Device, running environment be oil field well oil field layer environment, environment more dislikes summary, and structure includes seating nipple 31, is socketed in institute
The flow tube 2 in seating nipple 31 is stated, and is connected to the top connection 1 and lower contact 3 at 31 both ends of seating nipple, the work
Make cylinder 31, flow tube 2, top connection 1 and lower contact 3 and form ring packing cavity, wherein ring packing cavity is seal cavity, can
Completely cut off flow tube 2 and oil field well, seating nipple 31 and top connection 1 and 3 external water of lower contact, realizes to each in annular seal space body
The waterproof of element and anti-oil seal.
In annular seal space body, in be fixed in top connection 1 or lower contact 3 flowmeter 9, automatic control water nozzle 6, well testing test it is short
Section 5, control memory module 8 and battery unit 7, automatic control water nozzle is by control memory module 8 with the power supply of battery unit 7, Automatic-control water
Mouth 6 controls its water nozzle aperture by control memory module 8, to adjust the water flow between water inlet 29 and water outlet 30, into
Water flow between the mouth of a river 29 and water outlet 30 is tested by flowmeter 9, and test result is sent to control storage by flowmeter 9
For storing and providing foundation for the aperture of automatic control water nozzle 6 in module 8；High-grade pressure gauge 33 is integrated in well testing test nipple joint 5
And control module 34, control module 34 are responsible for control, storage and analysis, high-grade pressure gauge 33 tests zonal pressure and flow tube
Pressure in 2 for later period Well Testing Interpretation and obtains the pressure wave code information in flow tube 2, obtains corresponding parameter and obtain
Wave code instruction, such as Fig. 6 are taken, shown in Fig. 9.Well testing test nipple joint 5 is connect with control memory module 8, and well testing test nipple joint 5 monitors oil
After well is laminated force data itself storage, control memory module 8 obtains pressure data analysis, calculates Automatic-control water in conjunction with flowmeter 9
The water yield that the water nozzle of mouth 6 needs controls water nozzle aperture；When water nozzle aperture increases or decreases, flowmeter 9 and well testing test are short
The data dynamic change therewith that section 5 obtains, the aperture variation of control memory module 8 constantly control automatic control water nozzle 6, in conjunction with flowmeter
9 and well testing test nipple joint 5 obtain dynamic data, carry out dynamic regulation, until automatic control water nozzle 6 water yield reach standard note
Water.6 water inlet 29 of automatic control water nozzle is connected to flow tube 2, and 6 water outlet 30 of automatic control water nozzle is connected to a kind of intelligent laminated distributor under well well testing
Outside distributor, it is connected to, is filled the water with oil well oil reservoir.
Automatic control water nozzle 6 also has the function of that transmission pressure wave code, flow tube 2 are that automatic control water nozzle 6 provides a stable confession
Water pressure, automatic control water nozzle 6 itself have the function of adjusting water outlet water flow, and automatic control water nozzle 6 can quickly control water outlet water flow
The Push And Release of amount, the rapid Push And Release of outlet make to stablize hydraulic pressure generation transient change, continually changing instantaneous pressure in flow tube 2
The information that automatic control water nozzle 6 to be sent is sent to ground receiver end along flow tube 2 in the form of pressure wave code by power.
In the present embodiment, a kind of intelligent laminated distributor under well well testing distributor of the utility model is responsible for the injection allocation in underground oil field,
The console being located on well for controlling the utility model is set to ground, is by pipeline by water filling voltage-stabilizing system
Stable pressure of supply water is provided in flow tube 2, so that a kind of intelligent laminated distributor under well well testing distributor of the utility model stablizes water filling,
The instruction of ground control cabinet send and received well under a kind of instruction system of smart well lower leaf well testing distributor by electrically-controlled valve, height
Precision pressure detector and computer control software sharing, when console is to provide stable pressure of supply water in flow tube 2, electricity
Brain controls software and sends switch order, and control electrically-controlled valve executes high-speed switch movement, generates instantaneous pressure in flow tube 2 and become
Change, to establish wave code.
Embodiment 2
On the basis of embodiment 1, the automatic control water nozzle 6 further includes flow control valve, connecting rod 26 and water inlet 29 and water outlet
Flow control cavity between 30, the flow control valve are made of valve pocket 23 and spool 24, the valve of the flow control valve in the flow control cavity
Set 23 is fixed on the flow control cavity inner wall, and the spool 24 of the flow control valve is connect with 26 one end of connecting rod, the other end of connecting rod 26
With ball-screw component 25 and driving motor 22, connecting rod 26 is coaxially connected by ball-screw component 25 and driving motor 22,
When driving motor 22 is stretched out connecting rod 26 by ball-screw component 25, the flow control valve is opened in the flow control cavity, into
It is connected between the mouth of a river 29 and water outlet 30；When driving motor 22 is retracted connecting rod 26 by ball-screw component 25, the control
It flows the flow control valve in cavity to close, be closed between water inlet 29 and water outlet 30.
In the present embodiment, such as Fig. 3, shown in Fig. 5, flow control cavity is possessed inside automatic control water nozzle 6, flow control cavity possesses into water
Mouthfuls 29 and water outlet 30, in flow control cavity between water inlet 29 and water outlet 30, by flow control valve, connecting rod 26, rolling in flow control cavity
Ballscrew component 25 and driving motor 22 form the mechanism of water flow between a control water inlet 29 and water outlet 30.
Mainly by the flow control valve control with current limliting between water inlet 29 and water outlet 30, the valve pocket 23 of flow control valve is fixed on control
Cavity inner wall is flowed, the apopore of valve pocket 23 is connected to water outlet 30, as the spool 24 cooperated with valve pocket 23, spool 24 and water inlet
Mouthfuls 29 are connected to, for can opposing valve sleeves 23 move, control the water flow between valve pocket 23 and spool 24, and then control 29 He of water inlet
Water flow between water outlet 30.
The relative motion of spool 24 is by the drive for the connecting rod 26 being secured to, and the power of connecting rod 26 is from ball
The accurate dynamical system that lead screw assembly 25 and driving motor 22 are constituted, driving motor 22 provide rotary power, ball-screw component
25 by rotary power be converted into along motor shaft it is axial slide power；Wherein flow control valve can be common compact valve, ceramics
Valve, steel valve, plastic valve etc..
Well testing test nipple joint 5 can be tested and the data that store are just like Figure 10 double logarithmic curve: dp and dp ' [MPa]-dt
[hr] 35, such as Fig. 9 pressure [MPa]: the time [hr] 32.
Embodiment 3
On the basis of embodiment 2, the ball-screw component 25 is including ball screw assembly, and is used for the ball-screw
Secondary nut is radially fixed and guide-track groove 36 in axial sliding, when the rotation of the lead screw of the ball screw assembly, the ball wire
The nut of thick stick pair slides axially along the guide-track groove 36；Described nut one end is extended to form can all go deep into for the lead screw
The inner cavity of the nut interior, one end that the nut extends are connect with connecting rod 26, and the nut other end is matched with the lead screw
Close connection；The lead screw is connect with 22 coaxial transmission of driving motor, and the guide-track groove 36 is parallel to the motor shaft of driving motor 22,
The guide-track groove 36 and driving motor 22 are relatively fixed.
In the present embodiment, such as Fig. 3, shown in Fig. 4, ball-screw component 25 converts the rotary power of motor to be a set of
The linear motion retracted along motor shaft axial advancement is refined, ball-screw component 25 is including ball screw assembly, and in axial sliding
Guide-track groove 36 using the motor shaft of the lead screw of ball screw assembly, and driving motor 22 is coaxially connected, passes through in the present embodiment
The rotation of lead screw drives the nut of ball screw assembly, to advance and move back.
In the prior art, by the way of by nut and guide rail cooperation, nut and lead screw and motor shaft are coaxial, and nut edge is led
Rail slides back and forth, and nut generates the front and back power along guide rail.In the present embodiment, it is contemplated that the micromation of automatic control water nozzle 6, nut with
While lead screw is cooperatively connected, one end of nut extends to form a cavity, and lead screw can put in inside cavity, this design can save
The length for saving lead screw, also can be reduced the radius length of automatic control water nozzle 6.
Embodiment 4
On the basis of embodiment 3, there is shell outside the connecting rod 26, flow control cavity and ball-screw component 25, it is described
Connecting rod 26, flow control cavity and ball-screw component 25 are located in the shell portion, and water inlet 29 passes through the shell and flow tube 2
Connection, water outlet 30 are connected to Deplug by the shell, are provided with positioned at the intracorporal flow control valve both ends of the shell
For internal pressure to be transferred to the first balance pressure chamber 21 of described flow control valve one end and is used to for internal pressure to be transferred to institute
State the second balance pressure chamber 20 of the flow control valve other end, the first balance pressure chamber 21 and the second balance pressure chamber 20 and flow tube 2
Connection.
In the present embodiment, as shown in figure 3, automatic control water nozzle 6 is set in annular seal space body, so shell is to seal certainly
The water that control water nozzle 6 enters, prevents water from entering in annular seal space body, guarantees the safety of each component in each annular seal space body,
After shell seals automatic control water nozzle 6, because there is a pressure difference between water inlet 29 and water outlet 30, and, the miniature knot of the utility model
In structure, the fluid viscosity of water can also generate a biggish resistance；So flow control valve is opened or closed by institute in flow control cavity
Pressure difference is stated, opens or closes and has a larger resistance, motor can generate difficulty, the present embodiment when adjusting the flow control valve closed
In be provided with the first balance pressure chamber 21 and the second balance pressure chamber 20, by flow control valve both ends setting the first balance pressure
Chamber 21 and second balances pressure chamber 20 to balance the viscosity of this pressure difference and water flow, since the first balance pressure chamber 21 and second is flat
Weighing apparatus pressure chamber 20 is connected to flow control channel 2, and flow control valve pressure at two ends is offset, and water flow is also dropped significantly due to the resistance that viscosity generates
It is low, so that flow control valve is greatly increased in the stage resistance of opening or closing, increase the sensitivity of automatic control water nozzle 6.
Embodiment 5
On the basis of embodiment 4, the driving motor 22 is servo motor, on the servo motor comprising position marker and
Control circuit, the control circuit and the position marker form position marker servo-control system, and control memory module 8 passes through described
Position marker servo-control system and servo motor electrical connection.
The position marker is made of Hall sensor 27 and magnet steel 28, and the position marker is fixed on the servo motor
End, is sleeved on the interior of shell.
In the present embodiment, it such as document " high-performance position marker Servo Control System Design ", publishes from " Nanjing science and engineering is big
Learn " paper, author Jian Jun, counselor: Qian Weixian, Tang Hongjie；Authors' working unit: Guizhou aerospace electron Science and Technology Ltd.；In detail
High-performance position marker servo-control system and servo motor precision structure are carefully described, the present embodiment is watched using high-performance position marker
It takes control system and accurately controls and monitor servo motor, provide foundation for accurate control water nozzle aperture.
Embodiment 6
On the basis of embodiment 1, the top connection 1, which is connected with, is used for transmission institute's storing data in control memory module 8
Wireless communication module 4, wireless communication module 4 with control memory module 8 be electrically connected.
Including on the basis of embodiment 1, the top connection 1 is connected with to be used for transmission in control memory module 8 and be stored
The wireless communication module 4 of data, a kind of multilevel hierarchy water injection string that wireless communication module 4 is electrically connected with control memory module 8
Intelligent laminated distributor under well well testing distributor.
A kind of intelligence laminated distributor under well well testing flow automatically controls and test macro, includes: that it includes at least a kind of multistage point
Layer water injection string, a kind of multilevel hierarchy water injection string include a kind of intelligent laminated distributor under well well testing distributor, a kind of intelligence
Energy laminated distributor under well well testing distributor includes seating nipple 31, the flow tube 2 being socketed in the seating nipple 31, and is connected to
The top connection 1 and lower contact 3 at 31 both ends of seating nipple, the seating nipple 31, flow tube 2, top connection 1 and lower contact 3 are formed
Ring packing cavity；Flowmeter 9, automatic control water nozzle 6, well testing test nipple joint 5, control storage are provided in the annular seal space body
The water inlet 29 of module 8 and battery unit 7, automatic control water nozzle 6 is connect with flow tube 2, and 30 one end of water outlet of automatic control water nozzle 6 extends
By top connection 1 and 1 external connection of top connection in top connection 1, flowmeter 9 is set between water inlet 29 and water outlet 30；On
Connector 1 is connected with well testing test nipple joint 5；Battery unit 7 is connected in lower contact 3 and for obtaining 5 data of well testing test nipple joint
And the control memory module 8 of automatic control water nozzle 6 is controlled, control memory module 8 is tested with battery unit 7, flowmeter 9, well testing respectively
Pipe nipple 5 and automatic control water nozzle 6 are electrically connected；The top connection (1), which is connected with, is used for transmission control memory module (8) interior institute's storing data
Wireless communication module (4), wireless communication module (4) with control memory module (8) be electrically connected.；Wireless control instrument, it is described wireless
Controller includes: the shell 13 for that can go deep into flow tube 2, and 13 front end of shell connects antenna 16, and 13 tail portion of shell is provided with
Cable connector 10 and locating detent 11,13 tail portion of shell pass through 11 connecting cable connector 10 of locating detent；Sealing is set in the shell 13
It is equipped with main control module 14, magnetic orientation pipe nipple 12 and for the communication module 15 with 4 short distance communication of wireless communication module, master control mould
Block 14 is electrically connected with cable connector 10, main control module 14, communication module 15 and locating detent 11 respectively；When for becoming with top connection 1
When the locating detent 11 docked at diameter is opened and passes through top connection 1, the wireless control instrument is connected by locating detent 11 and top connection 1
It connects.
In the present embodiment, such as Fig. 7, shown in Fig. 8, the Intelligent water injection device of existing multilevel hierarchy water injection string is practical using this
A kind of novel intelligent laminated distributor under well well testing distributor, a kind of intelligence laminated distributor under well well testing distributor is removed to be sent out by automatic control water nozzle 6
Outside pressurization pressure wave code, it is a kind of intelligence laminated distributor under well well testing distributor be also integrated with wireless communication module 4, the wireless communication module 4
For short distance electromagnetic communication module.
It, can also be lower point by one of wireless control instrument control the utility model smart well in multilevel hierarchy water injection string
Layer well testing distributor, and cooperate with wireless communication module 4, short distance electromagnetic communication is carried out, is transmitted by short distance electromagnetic communication
Control instruction and a kind of intelligent laminated distributor under well well testing distributor internal data is enrolled, can also modify one of the utility model intelligence
It can the fixed injection allocation pressure data of laminated distributor under well well testing distributor interior laminate layer, realization acquisition layering Dynamic data testing and layering
Flow measuring and adjusting.
The structure division of wireless control instrument is made of shell 13, antenna 16, cable connector 10, locating detent 11, internal circuit
By main control module 14,15 magnetic orientation pipe nipple 12 of communication module, wireless control instrument can multilevel hierarchy water injection pipe under lower going-into-well for part
In column, it is lowered into a kind of position of intelligent laminated distributor under well well testing distributor by pipeline and flow tube, realizes and a kind of smart well
The cooperation of lower leaf well testing distributor, it is short that wireless control instrument obtains a kind of well testing test of intelligent laminated distributor under well well testing distributor inside
The information that section 5 and control memory module 8 store, the information of storage are used for later period Well Testing Interpretation.
Wireless control instrument accurately reaches a kind of intelligence laminated distributor under well well testing in the multilevel hierarchy water injection string of the utility model
The position of distributor after tentatively judging injection well downhole flow regulator position by magnetic orientation pipe nipple, above mentions wireless control instrument, opens locating detent, decentralization
The variable diameter butt junction location antenna of wireless control instrument and injection well downhole flow regulator control simultaneously at wireless control instrument, locating detent and injection well downhole flow regulator top connection
Storage module processed establishes wireless telecommunications, to enroll injection well downhole flow regulator data, while meeting parameter setting demand
Embodiment 7
On the basis of embodiment 6, the multilevel hierarchy water injection string also has casing protective packer 17, Inter-zonal packing
Device 19 and underground attachment, a kind of intelligent laminated distributor under well well testing distributor 18 is connected to casing protective packer 17 and underground is attached
Between part, it is sequentially connected, is infused by Inter-zonal packing device 19 between a kind of two adjacent intelligent laminated distributor under well well testing distributors 18
A kind of intelligent laminated distributor under well well testing distributor that oil pipe at well well head passes through casing protective packer 17 and top
18 connections, a kind of intelligent 18 lower end connection underground attachment of laminated distributor under well well testing distributor of lowermost end, the underground attachment
Including sequentially connected preset seating nipple, double acting valve, screen casing and silk plug.
In the present embodiment, multilevel hierarchy water injection string is by oil pipe, a kind of intelligent laminated distributor under well well testing distributor 18, packer
19, casing protective packer 17 and underground attachment, by packer between a kind of each intelligent laminated distributor under well well testing distributor 18
19 separate, and a kind of oil pipe of the top of intelligence laminated distributor under well well testing distributor 18 by casing protective packer 17 in well head connects,
The bottom end of the intelligent laminated distributor under well well testing distributor 18 of kind is connected with underground attachment.
A kind of principle of intelligent laminated distributor under well well testing distributor of the utility model is internal flow tube 2 and the surface water
Voltage-stabilizing system connection, surface water voltage-stabilizing system provide stable water supply, and wherein automatic control water nozzle 6 can be used for opening for intelligence adjusting water nozzle
Degree, water nozzle are connected to underground oil reservoir, and the pressure ratio of water between flow tube 2 and underground oil reservoir is adjusted in the aperture of water nozzle, and aperture is got over
Big then be discharged more, automatic control water nozzle 6 passes through its water filling of internal flowmeter 9 and 5 monitoring needs of well testing test nipple joint to oil reservoir
Water injection rate and oil reservoir pressure, calculate its integrated data, compare the optimal oil reservoir set in well testing test nipple joint 5 and overcurrent
The ratio of pressure in pipe 2 carries out intelligent adjusting, realizes intelligent injection allocation.
Giving automatic control water nozzle 6 and adjusting the power part of aperture is ball-screw component 25 and driving motor 22, realizes automatic control
The valve of 6 aperture regulation of water nozzle is flow control valve.
Automatic control water nozzle 6 can also be acted on by the open and close that control memory module 8 quickly controls automatic control water nozzle 6
The water source of steady pressure in flow tube 2 makes the water source of steady pressure generate pressure oscillation, to produce pressure wave code, generates
Pressure wave code can with ground generate interactive correspondence.
A kind of intelligent laminated distributor under well well testing flow of the utility model automatically controls and test macro, existing multilevel hierarchy water filling
Intelligent watering device in tubing string replaces with a kind of intelligent laminated distributor under well well testing distributor of the utility model, and a kind of lower point of smart well
Layer well testing flow is automatically controlled to generate to communicate with ground by pressure wave code with test macro and be interacted, also using wireless control
A kind of intelligent laminated distributor under well well testing distributor of instrument and the utility model of underground establishes short distance electromagnetic communication, using closely
Electromagnetic communication controls a kind of survey tune of intelligent laminated distributor under well well testing distributor of the utility model, and the one of admission the utility model
The underground dynamic data stored in the intelligent laminated distributor under well well testing distributor of kind, or a kind of intelligence of the utility model of oil reservoir locating for modification
It can laminated distributor under well well testing distributor internal data.
A kind of intelligence laminated distributor under well well testing flow automatically control installation with the multilayer separate layer water injection string of test macro and
It uses:
Step A: tripping in contains a kind of intelligent separate layer water injection string of intelligent laminated distributor under well well testing distributor of the utility model,
It is formed including oil pipe, a kind of intelligent laminated distributor under well well testing distributor of the utility model, Inter-zonal packing device 19, extend into note from well head
The perforation fragment position of well；Oil pipe upper end is fixed on water injection well, and lower end passes through screwed connection casing protective packer 17, set
17 lower end connected pipes of protection of pipe packer, oil pipe lower end connect a kind of intelligent laminated distributor under well well testing distributor of the utility model,
A kind of intelligent laminated distributor under well well testing distributor lower end of the utility model connects interlayer packer 19, the connection of 19 lower end of Inter-zonal packing device
Oil pipe, oil pipe lower end connect a kind of intelligent laminated distributor under well well testing distributor of the utility model, a kind of intelligence of the utility model of connection
Energy laminated distributor under well well testing distributor lower end connected pipes, oil pipe lower end connect underground attachment, and the underground attachment includes work with pressure
Make cylinder, double acting valve, screen casing, silk plug to constitute, be mechanically connected between each section using screw thread.
Step B: injection test, a kind of intelligent laminated distributor under well well testing distributor of the utility model are automatically opened according to parameter preset
Automatic control water nozzle 6, ground flood pattern starting water filling, starts full well injection test.
Step C: testing seal about packer, ground flood pattern by way of pressure wave code, will test envelope instruction be transmitted to it is practical
Envelope function is tested in a kind of novel intelligent laminated distributor under well well testing distributor, a kind of intelligent laminated distributor under well well testing distributor starting of the utility model
Can, a kind of intelligent laminated distributor under well well testing distributor water nozzle of the utility model of other layers to be tested will be closed, ground water filling
Work is started in system execution.A kind of intelligent laminated distributor under well well testing distributor of the utility model will test sealed knot fruit and be passed by pressure wave
Ground flood pattern is passed, while envelope data will be tested and be stored in control memory module 8.
Step D: automatic survey is adjusted, and a kind of intelligent laminated distributor under well well testing distributor of the utility model is according to default seperated layer water injection
Amount, with flowmeter 9 test zonal flow rate compare, by automatic control water nozzle 6 automatically adjust water nozzle aperture, realize zonal flow rate with
Layered waterflooding quantity is consistent, meets injection allocation requirement.
Step E: layering pressure fall-off test, a kind of intelligent laminated distributor under well well testing distributor of the utility model are tested short according to well testing
The method for saving 5 default test periods or the instruction control starting test of ground flood pattern pressure wave, well testing test nipple joint 5 open automatically
Dynamic function, automatic control water nozzle 6 is closed, layering pressure fall-off test is carried out, test chart such as Fig. 9 shown in Figure 10, will test number after test
According to control memory module 8 is stored in, well testing test nipple joint 5 carries out Well Testing Interpretation according to test data, obtains the well stratum
Pressure, pressure coefficient, strata pressure keep horizontal, the parameters such as fracture half-length, and pass to ground for test result by pressure wave
Face flood pattern.
Step F: automatic survey is adjusted；Ground flood pattern receives a kind of intelligent laminated distributor under well well testing distributor of the utility model
After the well testing test result of transmission, full well yield is adjusted, cooperation is completed stratified flow rate test and adjusted, and achievees the purpose that Intelligent water injection
Step G: data recording is passed through under cable connection wireless control instrument lower going-into-well using cable well testing truck, practical with this
A kind of novel intelligent laminated distributor under well well testing distributor positioning docking, by the way of short distance electromagnetic communication, enrolls all tests
Data, and the parameter of integrated well testing control injection allocation tool presets can be modified.
The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model
It encloses.It can be combined with each other under conditions of not conflicting for each component part of the utility model, any those skilled in the art,
It is practical new to should belong to this for made equivalent changes and modifications under the premise of not departing from the conceptions and principles of the utility model
The range of type protection.
There is no the part described in detail to belong to the well known conventional means of the industry in present embodiment, does not chat one by one here
It states.Exemplified as above is only to the utility model for example, not constituting the limitation to the protection scope of the utility model,
It is all to be belonged within the protection scope of the utility model with the same or similar design of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used for solving in the present embodiment
It releases in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if this is specific
When posture changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. is used for description purposes only, it is not understood to indicate or imply it
Relative importance or the quantity for implicitly indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can
To explicitly or implicitly include at least one this feature.
Technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not within the protection scope of the requires of the utility model.
Claims (8)
1. a kind of intelligence laminated distributor under well well testing distributor, which is characterized in that including seating nipple (31), be socketed in the seating nipple
(31) flow tube (2) in, and it is connected to the top connection (1) and lower contact (3) at the seating nipple (31) both ends, it is described
Seating nipple (31), flow tube (2), top connection (1) and lower contact (3) form ring packing cavity；In the annular seal space body
It is provided with flowmeter (9), automatic control water nozzle (6), well testing test nipple joint (5), control memory module (8) and battery unit (7), automatic control
The water inlet (29) of water nozzle (6) is connect with flow tube (2), and water outlet (30) one end of automatic control water nozzle (6) extends to top connection (1)
It is interior by top connection (1) and top connection (1) external connection, flowmeter (9) are set between water inlet (29) and water outlet (30)；On
Connector (1) is connected with well testing test nipple joint (5)；Be connected in lower contact (3) battery unit (7) and for obtain well testing test it is short
Section (5) data simultaneously control the control memory module (8) of automatic control water nozzle (6), control memory module (8) respectively with battery unit (7),
Flowmeter (9), well testing test nipple joint (5) and automatic control water nozzle (6) electrical connection.
2. a kind of intelligent laminated distributor under well well testing distributor as described in claim 1, which is characterized in that the automatic control water nozzle (6) is also
Including the flow control cavity between flow control valve, connecting rod (26) and water inlet (29) and water outlet (30), the flow control valve is by valve pocket
(23) it being formed with spool (24), the valve pocket (23) of the flow control valve is fixed on the flow control cavity inner wall in the flow control cavity,
The spool (24) of the flow control valve is connect with connecting rod (26) one end, the other end of connecting rod (26) have ball-screw component (25) and
Driving motor (22), connecting rod (26) is coaxially connected by ball-screw component (25) and driving motor (22), works as driving motor
(22) when being stretched out connecting rod (26) by ball-screw component (25), the flow control valve is opened in the flow control cavity, water inlet
(29) it is connected between water outlet (30)；When driving motor (22) are retracted connecting rod (26) by ball-screw component (25),
The flow control valve is closed in the flow control cavity, is closed between water inlet (29) and water outlet (30).
3. a kind of intelligent laminated distributor under well well testing distributor as claimed in claim 2, which is characterized in that the ball-screw component
(25) include ball screw assembly, and nut for the ball screw assembly, is radially fixed and guide-track groove in axial sliding, when described
When the lead screw rotation of ball screw assembly, the nut of the ball screw assembly, slides axially along the guide-track groove；Described nut one end
Extend to form the inner cavity that can all go deep into the nut interior for the lead screw, one end and connecting rod (26) that the nut extends
Connection, the nut other end and the lead screw are cooperatively connected；The lead screw is connect with driving motor (22) coaxial transmission, described
Guide-track groove is parallel to the motor shaft of driving motor (22), and the guide-track groove and driving motor (22) are relatively fixed.
4. a kind of intelligent laminated distributor under well well testing distributor as claimed in claim 3, which is characterized in that the connecting rod (26), flow control
Cavity and ball-screw component (25) have shell outside, and the connecting rod (26), flow control cavity and ball-screw component (25) are located at
The interior of shell, water inlet (29) are connected to by the shell with flow tube (2), and water outlet (30) passes through the shell and note
The connection of water oil reservoir, is provided with positioned at the intracorporal flow control valve both ends of the shell for internal pressure to be transferred to the flow control valve
The first of one end balances pressure chamber (21) and the second balance pressure for internal pressure to be transferred to the flow control valve other end
Chamber (20), the first balance pressure chamber (21) and the second balance pressure chamber (20) are connected to flow tube (2).
5. a kind of intelligent laminated distributor under well well testing distributor as described in claim 1, which is characterized in that top connection (1) connection
There are the wireless communication module (4) for being used for transmission control memory module (8) interior institute's storing data, wireless communication module (4) and control
Memory module (8) electrical connection.
6. a kind of multilevel hierarchy water injection string, it is characterised in that: including the intelligent laminated distributor under well well testing injection allocation described in claim 5
Device.
7. a kind of multilevel hierarchy water injection string as claimed in claim 6, which is characterized in that the multilevel hierarchy water injection string includes
Casing protective packer (17), Inter-zonal packing device (19) and underground attachment, a kind of intelligent laminated distributor under well well testing distributor
(18) it is connected between casing protective packer (17) and underground attachment, a kind of two adjacent intelligent laminated distributor under well well testing injection allocations
It is sequentially connected between device (18) by Inter-zonal packing device (19), the oil pipe at wellhead of water injection well passes through casing protective packer (17)
Connect with a kind of intelligent laminated distributor under well well testing distributor (18) of top, a kind of intelligence laminated distributor under well of lowermost end
Well testing distributor (18) lower end connects underground attachment, and the underground attachment includes that sequentially connected preset seating nipple, double acting are all
That, screen casing and silk plug.
8. a kind of intelligence laminated distributor under well well testing flow automatically controls and test macro, which is characterized in that it, which is included at least, has power
Benefit require 6 described in intelligent laminated distributor under well well testing distributor multilevel hierarchy water injection string；
Wireless control instrument, the wireless control instrument include:
Shell (13) for that can go deep into flow tube (2), shell (13) front end connect antenna (16), the setting of shell (13) tail portion
There are cable connector (10) and locating detent (11), shell (13) tail portion passes through locating detent (11) connecting cable connector (10)；The shell
Body (13) interior sealed set has main control module (14), magnetic orientation pipe nipple (12) and for logical with wireless communication module (4) short distance
The communication module (15) of news, main control module (14) respectively with cable connector (10), main control module (14), communication module (15) and fixed
Position pawl (11) is electrically connected；
When for being opened with the locating detent (11) docked at top connection (1) variable diameter and passing through top connection (1), the wireless control
Instrument is connect by locating detent (11) with top connection (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821769771.7U CN209339918U (en) | 2018-10-30 | 2018-10-30 | It is a kind of intelligence laminated distributor under well well testing distributor and flow automatically control and test macro |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821769771.7U CN209339918U (en) | 2018-10-30 | 2018-10-30 | It is a kind of intelligence laminated distributor under well well testing distributor and flow automatically control and test macro |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209339918U true CN209339918U (en) | 2019-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821769771.7U Active CN209339918U (en) | 2018-10-30 | 2018-10-30 | It is a kind of intelligence laminated distributor under well well testing distributor and flow automatically control and test macro |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372481A (en) * | 2018-10-30 | 2019-02-22 | 中国石油天然气股份有限公司 | It is a kind of intelligence laminated distributor under well well testing distributor and flow automatically control and test macro |
| CN111075410A (en) * | 2019-12-26 | 2020-04-28 | 东北石油大学 | Butt joint device for underground measuring and adjusting device and water distributor |
| CN111472735A (en) * | 2020-04-03 | 2020-07-31 | 中国石油天然气股份有限公司 | Underground non-contact wireless charging intelligent water distributor and method |
| CN113417614A (en) * | 2021-07-05 | 2021-09-21 | 湖北茂思晟石油新技术开发有限公司 | Underground cable-free throwing and fishing type intelligent water distribution construction process |
-
2018
- 2018-10-30 CN CN201821769771.7U patent/CN209339918U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372481A (en) * | 2018-10-30 | 2019-02-22 | 中国石油天然气股份有限公司 | It is a kind of intelligence laminated distributor under well well testing distributor and flow automatically control and test macro |
| CN111075410A (en) * | 2019-12-26 | 2020-04-28 | 东北石油大学 | Butt joint device for underground measuring and adjusting device and water distributor |
| CN111472735A (en) * | 2020-04-03 | 2020-07-31 | 中国石油天然气股份有限公司 | Underground non-contact wireless charging intelligent water distributor and method |
| CN113417614A (en) * | 2021-07-05 | 2021-09-21 | 湖北茂思晟石油新技术开发有限公司 | Underground cable-free throwing and fishing type intelligent water distribution construction process |
| CN113417614B (en) * | 2021-07-05 | 2024-03-15 | 湖北茂思晟石油新技术开发有限公司 | Underground cable-free casting-fishing type intelligent water distribution construction process |
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