CN204703875U - A kind of water injection well on-line intelligence regulation and control Tap - Google Patents
A kind of water injection well on-line intelligence regulation and control Tap Download PDFInfo
- Publication number
- CN204703875U CN204703875U CN201520231345.8U CN201520231345U CN204703875U CN 204703875 U CN204703875 U CN 204703875U CN 201520231345 U CN201520231345 U CN 201520231345U CN 204703875 U CN204703875 U CN 204703875U
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- connecting rod
- outer tube
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- trapezoidal screw
- balance valve
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Abstract
The utility model provide a kind of water injection well on-line intelligence regulate and control Tap, comprise connect successively from bottom to top driving mechanism, transmission mechanism, equalizing valve mechanism.Driving mechanism mainly refers to motor reducer, shaft coupling, thrust bearing, trapezoidal screw; Transmission mechanism mainly refers to connecting rod, travel switch, outer tube; Equalizing valve mechanism mainly refers to sealed cylinder block, piston, balance valve core, balance valve pocket.The trapezoidal screw of driving mechanism is connected with the connecting rod of transmission mechanism by screw, and connecting rod and the equalizing valve mechanism of transmission mechanism are set with.The utility model drives on-line control water nozzle size directly to change layered waterflooding quantity by motor reducer, do not need pulling water nozzle, enter measurement and adjustment instrument device under not needing and carry out docking adjustment, break away from original pulling water nozzle dispensing mode by Well Deflection Influence drawback, the requirement of the complex hole condition such as high angle hole, horizontal well dispensing can have been met.
Description
Technical field
The utility model relates to water injection well in oil fields seperated layer water injection equipment, specifically a kind of water injection well on-line intelligence regulation and control Tap.
Background technology
In oilfield development process, seperated layer water injection is the important means solving interlayer contradiction, keep stratum energy, maintain oil field long term stable production high yield, and wherein zonal testing and allotment are the keys realizing the meticulous water filling of water filling layer.Traditional injection well downhole flow regulator is surveyed to adjust and is mainly carried out the realization of pulling replacing water nozzle by instruments such as steel wires to downhole water flow regulator fuse, this traditional water distributor core and water nozzle are widely used, but there is shortcoming in it: 1. survey and adjust poor real, can not regulate water nozzle according to downhole conditions timely; 2. water distribution precision is low, can not realize the meticulous water filling in down-hole; 3. pulling workload is large, and when high angle hole or horizontal well construction, pulling success rate is lower.For reaching the object of meticulous water filling, occur in recent years surveying adjusting integrated water distribution device, by the integrated test demodulating apparatus adjustment movable fuse wherein with manipulator, achieve the continuous adjustment of water nozzle, reach the effect that survey limit, limit is adjusted, improve to survey and adjust efficiency and precision, but it also has shortcoming: 1. namely each survey takes out instrument after adjusting, and downhole water flow regulator water nozzle is in stationary state, if when there is fluctuation in strata pressure or water injection pressure, injection well downhole flow regulator cannot realize automatic adjustment, causes water filling inaccurate; 2. can only realize the flow Real-Time Monitoring of short time, cannot long term monitoring be realized; When 3. water nozzle being regulated, also face high angle hole and horizontal well and the problem such as not easily to dock.
Utility model content
The purpose of this utility model is to provide a kind of water injection well on-line intelligence regulation and control Tap, on-line control water nozzle size is driven directly to change layered waterflooding quantity by motor, do not need pulling water nozzle, enter measurement and adjustment instrument device under not needing and carry out docking adjustment, break away from original pulling water nozzle dispensing mode by Well Deflection Influence drawback, the requirement of the complex hole condition such as high angle hole, horizontal well dispensing can have been met.
The purpose of this utility model realizes by following technical measures:
This water injection well on-line intelligence regulation and control Tap comprise connect successively from bottom to top driving mechanism, transmission mechanism, equalizing valve mechanism; The trapezoidal screw of described driving mechanism is connected with the connecting rod of transmission mechanism by screw, and the connecting rod of described transmission mechanism is set in equalizing valve mechanism again.
The purpose of this utility model also realizes by following technical measures:
Described driving mechanism mainly comprises: magnet steel, spacer, shaft coupling, motor cabinet, damping washer, hold-down ring, thrust bearing, Hall element, motor reducer.Described Hall element is fixed on trapezoidal screw by fluting flush end holding screw, magnet steel is positioned in spacer, motor reducer is fixed on motor cabinet by hexagon socket cap head screw, and between motor reducer and motor cabinet, damping washer is installed, hold-down ring is threaded with motor cabinet, thrust bearing is positioned in trapezoidal screw, and trapezoidal screw is connected with motor reducer by shaft coupling, and trapezoidal screw top is connected with motor cabinet by cross recessed countersunk head sscrew.Described trapezoidal screw also arranges storage chip, and described Hall element is connected with storage chip.
Described transmission mechanism mainly comprises: connecting rod, stroke seat, travel switch, switch base, outer tube, trapezoidal screw.Described connecting rod is sleeved in outer tube and piston, connecting rod is connected with trapezoidal screw by cross recessed countersunk head sscrew, small end is equipped with O RunddichtringO, O RunddichtringO is equipped with at connecting rod and outer tube sealing surface place, described stroke seat is fixed on outer tube by fluting flush end holding screw, travel switch is fixed on switch base by thin flat head socket shank rivet, and described switch base is connected with outer tube by riveting method.O RunddichtringO is equipped with at described outer tube outer face place.Radial direction through hole offered by described outer tube.
Described equalizing valve mechanism mainly comprises: sealed cylinder block, piston, balance valve pocket, balance valve core, fixing ring, profile seal packing ring.Described sealed cylinder block is connected with external pipe thread, piston is placed with in sealed cylinder block, Sealing shield ring is equipped with in described piston outer face, piston lower surface compresses the upper surface of balance valve core, described balance valve core is sleeved on connecting rod, described balance valve pocket is fixed on outer tube by fluting flush end holding screw, is provided with fixing ring and the profile seal packing ring supporting with it between balance valve core and balance valve pocket.
The utility model has following beneficial effect:
The utility model adopts high-pressure balancing technology, and ensure that water nozzle can normally work under High Pressure Difference, Ceramic piston top is seal chamber, and be not stressed effect; Sealing is realized with sealing ring between connecting rod and seal chamber; Water inlet adopts sand control structure, inject water from flow meter out after enter into water nozzle inside by adjustable water nozzle water inlet, the bearing area at water nozzle inner link two ends is completely equal, the effect of power can not be produced to entirety above pressure acts on, reach the object of equilibrium pressure design, ensure that the opening and closing of water nozzle Ceramic piston are not by the impact of down-hole high pressure.
The utility model devises travel switch in transmission mechanism, and its effect can cut off motor reducer to power after water nozzle opens or closes completely, ensure that the reliability of motor reducer long-term work.
The utility model is designed with storage chip, when water nozzle adjusts to assigned address, motor reducer stops operating, water nozzle opening value now will deposit in storage chip, when needing adjustment water nozzle aperture next time, first read the last water nozzle opening value preserved, then recalculate new water nozzle aperture.
The utility model is designed with magnet steel and Hall sensor element, carries out the monitoring water nozzle driving shaft anglec of rotation, and then monitoring water nozzle aperture, realizes accurate water filling.
Balance valve core of the present utility model adopts zirconia ceramics high hardness material with balance valve pocket, prevents it bad by high-pressure water-jet, ensure that its functional reliability.
The utility model adopts thrust bearing and trapezoidal screw design, and the common friction loss reduced in mechanical transmission course, improves moment of torsion transmission efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the epimere partial enlarged drawing of Fig. 1;
Fig. 3 is the stage casing partial enlarged drawing of Fig. 1;
The back segment partial enlarged drawing of Fig. 4 Fig. 1.
In figure, 1-sealed cylinder block; 2-piston; 3-balances valve pocket; 4-balance valve core; 5-fixing ring; 6-profile seal packing ring; 7-connecting rod; 8-stroke frame; 9-magnet steel; 10-spacer; 11-shaft coupling; 12-motor cabinet; 13-damping washer; 14-hold-down ring; 15-Sealing shield ring; 16-switch base; 17-outer tube; 18-trapezoidal screw.
B1-O RunddichtringO Φ 6 × 1.5; B2-O RunddichtringO Φ 12 × 1.9; B3-O RunddichtringO Φ 23 × 1.9; B4-O RunddichtringO Φ 25 × 1.9; B5-slots flush end holding screw M3 × 3; B6-cross recessed countersunk head sscrew M3 × 5; B7-slots flush end holding screw M3 × 4; B9-thrust bearing; B10-hexagon socket cap head screw M2.5 × 12; B11-Hall element; B12-motor reducer; B13-thin flat head socket shank rivet 3 × 9; B14-travel switch.
Detailed description of the invention
Relevant detailed description of the present utility model and technology contents, coordinate accompanying drawing to be described as follows, but accompanying drawing only provides with reference to the use with explanation, is not used for being limited the utility model.
According to Fig. 1, a kind of water injection well on-line intelligence regulation and control Tap, comprise connect successively from bottom to top driving mechanism, transmission mechanism, equalizing valve mechanism.
Driving mechanism mainly comprises: magnet steel 9, spacer 10, shaft coupling 11, motor cabinet 12, damping washer 13, hold-down ring 14, thrust bearing B9, Hall element B11, motor reducer B12.Described Hall element B11 is fixed on trapezoidal screw 18 by fluting flush end holding screw B5, magnet steel 9 is positioned in spacer 10, motor reducer B12 is fixed on motor cabinet 12 by hexagon socket cap head screw B10, and damping washer 13 is installed between motor reducer and motor cabinet, hold-down ring 14 is threaded with motor cabinet 12, thrust bearing B9 is positioned in trapezoidal screw 18, trapezoidal screw is connected with motor reducer by shaft coupling 11, and trapezoidal screw top is connected with motor cabinet 12 by cross recessed countersunk head sscrew B6.Described trapezoidal screw also arranges storage chip, and described Hall element is connected with storage chip.
Transmission mechanism mainly comprises: connecting rod 7, stroke seat 8, travel switch B14, switch base 16, outer tube 17, trapezoidal screw 18.Connecting rod 7 is sleeved on outer tube 17 with in piston 2, and connecting rod 7 is connected with trapezoidal screw 18 by cross recessed countersunk head sscrew B6.O RunddichtringO B1 is equipped with in connecting rod 7 upper end, O RunddichtringO B2 is equipped with at connecting rod and outer tube sealing surface place, described stroke seat 8 is fixed on outer tube 17 by fluting flush end holding screw B7, travel switch B14 is fixed on switch base 16 by thin flat head socket shank rivet B13, and switch base 16 is connected with outer tube 17 by riveting method.O RunddichtringO B3, B4 are equipped with respectively in described outer tube 17 outer face place.Radial direction through hole offered by described outer tube.
Equalizing valve mechanism mainly comprises: sealed cylinder block 1, piston 2, balance valve pocket 3, balance valve core 4, fixing ring 5, profile seal packing ring 6.Sealed cylinder block 1 is be threaded with outer tube 17, piston 2 is positioned in sealed cylinder block 1, and piston lower surface compresses the upper surface of balance valve core 4, balance valve pocket 3 is fixed on outer tube by fluting flush end holding screw B5, balance valve core 4 is sleeved on connecting rod 7, be provided with fixing ring 5 and the profile seal packing ring 6 supporting with it between balance valve core and balance valve pocket, Sealing shield ring 15 is equipped with in piston 2 outer face.
Water injection well on-line intelligence regulation and control Tap is with after downhole measurement adjusting injection well downhole flow regulator lower going-into-well, after the water injection rate data on the motor control unit reception ground of the control chip in downhole measurement adjusting injection well downhole flow regulator, compare with the actual data on flows recorded, if difference exceedes allowable error limit, then control motor reducer to rotate, measured by magnet steel and Hall element simultaneously, calculate motor reducer and rotate the number of turns.Motor reducer rotates and drives trapezoidal screw to rotate, trapezoidal screw drivening rod rotates, and realizes connecting rod top balance valve core and moves with the relative separation of balance valve pocket, reach the object regulating water nozzle aperture, complete Flow-rate adjustment to reach expection water injection rate, realize water filling layer allotment water filling.When link rotatable is to travel switch place, can travel switch be triggered, make decelerating through motor tester in power-down state, ensure that water nozzle motor reducer when opening completely or cutting out stops operating.
The utility model is by wherein built-in for motor reducer governor motion, and according to flow meter monitoring and the instruction of data processing module analysis result issuing control, drive motors reductor tunes up or turn down water nozzle aperture to change multi-zone flow regulating amount; For improving water nozzle anti needling energy, increasing the service life, have employed zirconia ceramics high hardness material; For directly monitoring water nozzle aperture, adopt the Hall element technical monitoring driving shaft anglec of rotation, and then monitoring water nozzle aperture.After this device and pressure, temperature, flow transmitter become one, direct-reading and monitoring can be carried out to the data on flows of each layer of position, down-hole, flow allocating process and changes in flow rate in real time on ground, enter measurement and adjustment instrument device under not needing, shorten the allotment time, reduce labour intensity; Break away from the impact of original pulling water nozzle by hole deviation simultaneously, the requirement of high angle hole and horizontal well can have been met.
The foregoing is only preferred embodiment of the present utility model, be not used to limit the scope of the claims of the present utility model, other use the equivalence of patent spirit of the present utility model to change, and all should all belong to the scope of the claims of the present utility model.
Claims (6)
1. water injection well on-line intelligence regulation and control a Tap, it is characterized in that, comprise connect successively from bottom to top driving mechanism, transmission mechanism, equalizing valve mechanism; The trapezoidal screw of described driving mechanism is connected with the connecting rod of transmission mechanism by screw, and the connecting rod of described transmission mechanism is set in equalizing valve mechanism again.
2. a kind of water injection well on-line intelligence regulation and control Tap according to claim 1, it is characterized in that, described driving mechanism comprises magnet steel, spacer, shaft coupling, motor cabinet, damping washer, hold-down ring, thrust bearing, Hall element, motor reducer, described Hall element is fixed on trapezoidal screw by fluting flush end holding screw, magnet steel is positioned in spacer, motor reducer is fixed on motor cabinet by hexagon socket cap head screw, and between motor reducer and motor cabinet, damping washer is installed, hold-down ring is threaded with motor cabinet, thrust bearing is positioned in trapezoidal screw, trapezoidal screw is connected with motor reducer by shaft coupling, trapezoidal screw top is connected with motor cabinet by cross recessed countersunk head sscrew.
3. a kind of water injection well on-line intelligence regulation and control Tap according to claim 2, it is characterized in that, described trapezoidal screw also arranges storage chip, and described Hall element is connected with storage chip.
4. a kind of water injection well on-line intelligence regulation and control Tap according to claim 1, it is characterized in that, described transmission mechanism comprises connecting rod, stroke seat, travel switch, switch base, outer tube, trapezoidal screw, described connecting rod is sleeved in outer tube and piston, connecting rod is connected with trapezoidal screw by cross recessed countersunk head sscrew, small end is equipped with O RunddichtringO, O RunddichtringO is equipped with at connecting rod and outer tube sealing surface place, described stroke seat is fixed on outer tube by fluting flush end holding screw, travel switch is fixed on switch base by thin flat head socket shank rivet, described switch base is connected with outer tube by riveting method.
5. a kind of water injection well on-line intelligence regulation and control Tap according to claim 4, it is characterized in that, O RunddichtringO is equipped with at described outer tube outer face place; Radial direction through hole offered by described outer tube.
6. a kind of water injection well on-line intelligence regulation and control Tap according to claim 1, it is characterized in that, described equalizing valve mechanism comprises sealed cylinder block, piston, balance valve pocket, balance valve core, fixing ring, profile seal packing ring; Described sealed cylinder block is connected with external pipe thread, piston is placed with in sealed cylinder block, Sealing shield ring is equipped with in described piston outer face, piston lower surface compresses the upper surface of balance valve core, described balance valve core is sleeved on connecting rod, described balance valve pocket is fixed on outer tube by fluting flush end holding screw, is provided with fixing ring and the profile seal packing ring supporting with it between balance valve core and balance valve pocket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520231345.8U CN204703875U (en) | 2015-04-16 | 2015-04-16 | A kind of water injection well on-line intelligence regulation and control Tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520231345.8U CN204703875U (en) | 2015-04-16 | 2015-04-16 | A kind of water injection well on-line intelligence regulation and control Tap |
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| Publication Number | Publication Date |
|---|---|
| CN204703875U true CN204703875U (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520231345.8U Expired - Fee Related CN204703875U (en) | 2015-04-16 | 2015-04-16 | A kind of water injection well on-line intelligence regulation and control Tap |
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| CN (1) | CN204703875U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422058A (en) * | 2015-12-25 | 2016-03-23 | 中国海洋石油总公司 | Release type current-adjustable layering mining method for horizontal well |
| CN106089162A (en) * | 2016-08-21 | 2016-11-09 | 中国石油化工股份有限公司 | The layering section that a kind of double-direction radio identification controls exploits flow string and regulation device |
| CN106150456A (en) * | 2015-04-16 | 2016-11-23 | 中国石油化工股份有限公司 | A kind of water injection well on-line intelligence regulation and control Tap |
-
2015
- 2015-04-16 CN CN201520231345.8U patent/CN204703875U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150456A (en) * | 2015-04-16 | 2016-11-23 | 中国石油化工股份有限公司 | A kind of water injection well on-line intelligence regulation and control Tap |
| CN106150456B (en) * | 2015-04-16 | 2018-12-28 | 中国石油化工股份有限公司 | A kind of water injection well on-line intelligence regulation water nozzle device |
| CN105422058A (en) * | 2015-12-25 | 2016-03-23 | 中国海洋石油总公司 | Release type current-adjustable layering mining method for horizontal well |
| CN105422058B (en) * | 2015-12-25 | 2018-06-26 | 中海油能源发展股份有限公司 | A kind of adjustable flow point layer recovery method of horizontal well releasing type |
| CN106089162A (en) * | 2016-08-21 | 2016-11-09 | 中国石油化工股份有限公司 | The layering section that a kind of double-direction radio identification controls exploits flow string and regulation device |
| CN106089162B (en) * | 2016-08-21 | 2018-07-31 | 中国石油化工股份有限公司 | A kind of the layering section exploitation flow string and regulation device of double-direction radio identification control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20180416 |