CN103306649B - Baffle type crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well - Google Patents
Baffle type crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well Download PDFInfo
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- CN103306649B CN103306649B CN201310272442.7A CN201310272442A CN103306649B CN 103306649 B CN103306649 B CN 103306649B CN 201310272442 A CN201310272442 A CN 201310272442A CN 103306649 B CN103306649 B CN 103306649B
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Abstract
Baffle type crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, it relates to a kind of downhole polymer driving arrangement, to solve existing oilfield injection compound well eccentric flow regulator used, can not realize regulating injection rate continuously, cannot accurately inject and cable seal poor, the problem that water inlet causes electrical equipment cisco unity malfunction cannot be solved, it comprises top connection, lower contact and spool, spool is rotate about the axis by multiple identical bus the hollow revolving body formed, also comprise cable joint-box, contact pin cover, valve jacket, middle adapter sleeve, connector, work main cylinder, central tube, adapter sleeve, lower joint sleeve, water outlet sleeve, first cable connector, eluate conduit, leading screw, first shaft coupling, second cable connector, 3rd cable connector, lower cable joint-box, outlet pressure sensor, circuit board, motor, second shaft coupling, inlet pressure sensor, power transmission shaft, water blocking, connecting cylinder and at least seven have the contact pin of waterproof.Polymer injection of the present invention recovers the oil and uses.
Description
Technical field
The present invention relates to a kind of downhole polymer driving arrangement, belong to technical field of petroleum extraction.
Background technology
In order to improve oil recovery factor further, the important means of oil field development after polymer recovers the oil and become water flood recovery and method.But because polymer viscosity is high, subsurface environment is complicated, current artificial pulling technology cannot reach traffic monitoring and exact flow rate injects, meanwhile, difficulty of construction is very large, cannot meet polymer injection requirement, therefore, determine to carry out injection well measuring and adjusting system, improve oil displacement efficiency.At present, in the eccentric flow regulator that oilfield injection compound well is used, great majority rely on replacing spool to regulate pressure, but can not realize regulating injection rate continuously, cannot accurately inject and cable seal poor, the requirement of various Different Strata polymer injection can not be met, affect oil recovery factor.Meanwhile, after eccentric flow regulator easy one deck leakage water inlet that existing oilfield injection well is used, flow to other layer, cause other layer of equipment cisco unity malfunction, therefore, determine that design baffle type crosses water injection well structure.
Summary of the invention
The object of the invention is for solving existing oilfield injection compound well eccentric flow regulator used, can not realize regulating injection rate continuously, cannot accurately inject and cable seal poor, the problem that water inlet causes electrical equipment cisco unity malfunction cannot be solved, and provide a kind of baffle type to cross the automatically controlled continuously adjustabe injection allocation apparatus of water injection well.
The present invention solves the problems of the technologies described above the technical scheme taked to be: baffle type of the present invention is crossed the automatically controlled continuously adjustabe injection allocation apparatus of water injection well and comprised top connection, lower contact and spool, spool is rotate about the axis by multiple identical bus the hollow revolving body formed, described device also comprises cable joint-box, contact pin cover, valve jacket, middle adapter sleeve, connector, work main cylinder, central tube, adapter sleeve, lower joint sleeve, water outlet sleeve, first cable connector, eluate conduit, leading screw, first shaft coupling, second cable connector, 3rd cable connector, lower cable joint-box, outlet pressure sensor, circuit board, motor, second shaft coupling, inlet pressure sensor, power transmission shaft, water blocking 31, connecting cylinder and at least seven have the contact pin of waterproof,
Described connector is made into integration by the main cylinder coaxially arranged and cylinder, the middle part of cylinder is provided with the diversion cavity with the inner space of main cylinder, the upper surface of cylinder is provided with annular positioning groove, the bottom face of annular positioning groove is provided with pod apertures that is that an axis along cylinder is arranged and that be communicated with annular positioning groove, the bottom face of annular positioning groove is provided with installing hole that is that an axis along cylinder is arranged and that be communicated with annular positioning groove, the outside of main cylinder is set with top connection from top to bottom successively, upper cable joint-box, contact pin cover, valve jacket and middle adapter sleeve, top connection and main cylinder are detachable and be tightly connected, top connection is inserted into cable and puts and the two is tightly connected, upper cable inserting is contained in contact pin and puts and the two is tightly connected, contact pin cover is inserted on valve jacket and the two is tightly connected, valve jacket is inserted on middle adapter sleeve and the two is tightly connected, middle adapter sleeve is inserted in locating slot and the two is tightly connected,
Work in main cylinder and be respectively arranged with central tube, adapter sleeve and lower cable joint-box, work main cylinder, central tube and cylinder three are coaxially arranged, the upper end of central tube has flange, central tube and cylinder are removably connected by flange, the lower end of central tube and lower joint sleeve are detachable and be tightly connected, adapter sleeve is sleeved on central tube, in lower cable joint-box and water outlet sleeve, adapter sleeve is tightly connected with lower cable joint-box and water outlet sleeve respectively, adapter sleeve and central tube are detachable and be tightly connected, adapter sleeve is tightly connected with the main cylinder of work, lower joint sleeve is inserted in water outlet sleeve and the two is tightly connected, work main cylinder and cylinder is detachable and be tightly connected, work main cylinder and lower joint sleeve is detachable and be tightly connected, water outlet sleeve and lower contact are detachable and be tightly connected,
Eluate conduit and water blocking are arranged between the main cylinder of work and central tube along the axis of the main cylinder of work respectively, eluate conduit and water blocking are detachable and be tightly connected, water blocking is inserted on adapter sleeve and the two is tightly connected, and adapter sleeve is provided with multiple water outlet through hole along the circumference of the main cylinder of work;
Spool is provided with in eluate conduit, motor is arranged on valve jacket, second shaft coupling is arranged on middle adapter sleeve, power transmission shaft is arranged on middle adapter sleeve by bearing, first shaft coupling is arranged in installing hole, leading screw is arranged in installing hole by bearing, the output of motor is connected with the second shaft coupling, second shaft coupling is connected with power transmission shaft, power transmission shaft is connected with the first shaft coupling, first shaft coupling is connected with leading screw, the upper end of spool is connected with connecting cylinder and the two makes one, leading screw is threaded with the middle part of connecting cylinder, and leading screw lower end is stretched in the cavity of spool,
On the sidewall of central tube, centrally the circumference of pipe has multiple opening excessively, on the sidewall of eluate conduit along the circumference of eluate conduit have multiple go out fluid through-hole, cross opening and go out fluid through-hole and be positioned at same plane, flange is provided with the flowing hole be communicated with pod apertures, middle adapter sleeve is provided with installation through hole, install through hole coaxial with pod apertures and be communicated with and arrange, inlet pressure sensor is arranged in installation through hole and pod apertures;
The axis that contact pin puts along the main cylinder of work is provided with the first installation passage, and valve jacket is provided with and installs channel coaxial with first and be communicated with second install passage, outlet pressure sensor is arranged in the first installation passage and the second installation passage;
Valve jacket is provided with the second cable connector and circuit board, upper cable puts and is provided with the 3rd cable connector, lower cable joint-box is provided with the first cable connector, upper cable joint-box, contact pin cover and valve jacket are equipped with the contact pin that at least three have waterproof, contact pin cover and valve jacket are equipped with the contact pin that four have waterproof;
Circuit board is electrically connected with inlet pressure sensor, outlet pressure sensor and motor respectively by the cable be connected on the second cable connector, the 3rd cable connector and at least seven contact pins.
The invention has the beneficial effects as follows: one, the present invention is by the outputting power of motor 27, drive the second shaft coupling 28, power transmission shaft 30, first shaft coupling 17 and leading screw 16 rotate, the rotation of leading screw 16 drives the connecting cylinder 32 that is threaded with it to move back and forth along the axis of leading screw, and then band movable valve plug 15 moves back and forth, now, flow through opening 8-1-1 to change with the flow of the water going out fluid through-hole 14-1 place, and then, the pressure of the water entering the flowing hole 8-2-1 be communicated with pod apertures 6-1 is caused to change, the pressure of liquid feeding end is surveyed by being arranged on inlet pressure sensor 29 in flowing hole 8-2-1, the pressure of taphole is measured by outlet pressure sensor 25, data transmission is carried out by circuit board 26, control motor in time finally by aboveground data processing and adjust mouth pressure to adjust injection rate, realize accurately injecting, the precision of injection rate improves 10% ~ 30%, thus realize the continuous adjustment of polymer solution injection rate, two, device being provided with of the present invention has the contact pin of waterproof, first cable connector, second cable connector and the 3rd cable connector, can ensure in the process of communication transfer, the junction of motor, circuit board, inlet pressure sensor and outlet pressure sensor etc. does not have solution to enter, good sealing effect, motor and circuit can normally be worked, and communication transfer is unaffected, and, cable distribution of the present invention is easy, easy to install.
Accompanying drawing explanation
Fig. 1 is main sectional structure schematic diagram of the present invention, Fig. 2 is the K-K sectional view in Fig. 6, Fig. 3 is the A-A sectional view of Fig. 1, Fig. 4 is the B-B sectional view of Fig. 1, Fig. 5 is the C-C sectional view of Fig. 1, Fig. 6 is the D-D sectional view of Fig. 1, Fig. 7 is the E-E sectional view of Fig. 1, Fig. 8 is the F-F sectional view of Fig. 1, Fig. 9 is the H-H sectional view of Fig. 1, Figure 10 is the M-M sectional view of Fig. 4, Figure 11 is the main TV structure schematic diagram of connector of the present invention, Figure 12 is the second shaft coupling, power transmission shaft, the main TV structure schematic diagram that first shaft coupling is connected with leading screw, Figure 13 is the first shaft coupling, leading screw, the main TV structure schematic diagram that connecting cylinder is connected with spool, Figure 14 is the I place enlarged drawing of Figure 13.
Detailed description of the invention
Detailed description of the invention one: composition graphs 1-Figure 14 illustrates present embodiment, the baffle type of present embodiment is crossed the automatically controlled continuously adjustabe injection allocation apparatus of water injection well and is comprised top connection 1, lower contact 11 and spool 15, spool 15 is rotate about the axis by multiple identical bus the hollow revolving body formed, described device also comprises cable joint-box 2, contact pin cover 3, valve jacket 4, middle adapter sleeve 5, connector 6, work main cylinder 7, central tube 8, adapter sleeve 9, lower joint sleeve 10, water outlet sleeve 12, first cable connector 13, eluate conduit 14, leading screw 16, first shaft coupling 17, second cable connector 20, 3rd cable connector 22, lower cable joint-box 24, outlet pressure sensor 25, circuit board 26, motor 27, second shaft coupling 28, inlet pressure sensor 29, power transmission shaft 30, water blocking 31, connecting cylinder 32 and at least seven have the contact pin 21 of waterproof,
Described connector 6 is made into integration by the main cylinder 6-4 coaxially arranged and cylinder 6-5, the middle part of cylinder 6-5 is provided with the diversion cavity 6-5-1 with the inner space of main cylinder 6-4, the upper surface of cylinder 6-5 is provided with annular positioning groove 6-6, the bottom face of annular positioning groove 6-6 is provided with that axis along cylinder 6-5 is arranged and the pod apertures 6-1 be communicated with annular positioning groove 6-6, the bottom face of annular positioning groove 6-6 is provided with that axis along cylinder 6-5 is arranged and the installing hole 6-2 be communicated with annular positioning groove 6-6, the outside of main cylinder 6-4 is set with top connection 1 from top to bottom successively, upper cable joint-box 2, contact pin cover 3, valve jacket 4 and middle adapter sleeve 5, top connection 1 is detachable and be tightly connected with main cylinder 6-4, top connection 1 is inserted on cable joint-box 2 and the two is tightly connected, upper cable joint-box 2 be inserted into contact pin cover 3 on and the two be tightly connected, contact pin cover 3 is inserted on valve jacket 4 and the two is tightly connected, valve jacket 4 is inserted on middle adapter sleeve 5 and the two is tightly connected, middle adapter sleeve 5 is inserted in locating slot 6-6 and the two is tightly connected,
Work in main cylinder 7 and be respectively arranged with central tube 8, adapter sleeve 9 and lower cable joint-box 24, work main cylinder 7, central tube 8 and cylinder 6-5 three are coaxially arranged, the upper end of central tube 8 has flange 8-2, central tube 8 and cylinder 6-5 are removably connected by flange 8-2, the lower end of central tube 8 and lower joint sleeve 10 are detachable and be tightly connected, adapter sleeve 9 is sleeved on central tube 8, in lower cable joint-box 24 and water outlet sleeve 12, adapter sleeve 9 is tightly connected with lower cable joint-box 24 and water outlet sleeve 12 respectively, adapter sleeve 9 is detachable and be tightly connected with central tube 8, adapter sleeve 9 is tightly connected with the main cylinder 7 of work, lower joint sleeve 10 is inserted in water outlet sleeve 12 and the two is tightly connected, the main cylinder 7 that works is detachable and be tightly connected with cylinder 6-5, the main cylinder 7 that works is detachable and be tightly connected with lower joint sleeve 10, water outlet sleeve 12 is detachable and be tightly connected with lower contact 11,
Eluate conduit 14 and water blocking 31 are arranged between the main cylinder 7 of work and central tube 8 along 7 axis of the main cylinder of work respectively, eluate conduit 14 is detachable and be tightly connected with water blocking 31, water blocking 31 is inserted on adapter sleeve 9 and the two is tightly connected, and adapter sleeve 9 is provided with multiple water outlet through hole 9-1 along the circumference of the main cylinder 7 of work;
Spool 15 is provided with in eluate conduit 14, motor 27 is arranged on valve jacket 4, second shaft coupling 28 is arranged on middle adapter sleeve 5, power transmission shaft 30 is arranged on middle adapter sleeve 5 by bearing, first shaft coupling 17 is arranged in installing hole 6-2, leading screw 16 is arranged in installing hole 6-2 by bearing, the output of motor 27 is connected with the second shaft coupling 28, second shaft coupling 28 is connected with power transmission shaft 30, power transmission shaft 30 is connected with the first shaft coupling 17, first shaft coupling 17 is connected with leading screw 16, the upper end of spool 15 is connected with connecting cylinder 32 and the two makes one, leading screw 16 is threaded with the middle part of connecting cylinder 32, and leading screw 16 lower end is stretched in the cavity of spool 15,
On the sidewall of central tube 8, centrally the circumference of pipe 8 has multiple opening 8-1-1 excessively, on the sidewall of eluate conduit 14 along the circumference of eluate conduit 14 have multiple go out fluid through-hole 14-1, cross opening 8-1-1 and go out fluid through-hole 14-1 and be positioned at same plane, flange 8-2 is provided with the flowing hole 8-2-1 be communicated with pod apertures 6-1, middle adapter sleeve 5 is provided with through hole 5-1 is installed, install through hole 5-1 coaxial with pod apertures 6-1 and be communicated with and arrange, inlet pressure sensor 29 is arranged in installation through hole 5-1 and pod apertures 6-1;
Contact pin cover 3 is provided with the first installation passage 3-4 along the axis of the main cylinder 7 of work, valve jacket 4 is provided with to install passage 3-4 with first coaxial and be communicated with second install passage 4-4, outlet pressure sensor 25 is arranged on the first installation passage 3-4 and second and installs in passage 4-4;
Valve jacket 4 is provided with the second cable connector 20 and circuit board 26, upper cable joint-box 2 is provided with the 3rd cable connector 22, lower cable joint-box 24 is provided with the first cable connector 13, upper cable joint-box 2, contact pin cover 3 and valve jacket 4 are equipped with the contact pin 21 that at least three have waterproof, contact pin cover 3 and valve jacket 4 are equipped with the contact pin 21 that four have waterproof;
Circuit board 26 is electrically connected with inlet pressure sensor 29, outlet pressure sensor 25 and motor 27 respectively by the cable be connected on the second cable connector 20, the 3rd cable connector 22 and at least seven contact pins 21.
Three cable connectors preferably used by first cable connector of present embodiment, and the second cable connector adopts two cable connectors.
Detailed description of the invention two: composition graphs 2 illustrates present embodiment, described in present embodiment, the first shaft coupling 17 is Hooks coupling universal coupling.Setting like this, have larger angular compensatory ability, compact conformation, transmission efficiency is high.Other is identical with detailed description of the invention one.
Detailed description of the invention three: composition graphs 1, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 illustrate present embodiment, upper cable joint-box 2 described in present embodiment is respectively arranged with the first cable aperture 2-1 and the second cable aperture 2-2 along the axis of the main cylinder 7 of work, contact pin cover 3 is respectively arranged with the 3rd cable aperture 3-1, the 4th cable aperture 3-2 and the 5th cable aperture 3-3 along the axis of the main cylinder 7 of work, valve jacket 4 is respectively arranged with the 6th cable aperture 4-1, the 7th cable aperture 4-2 and the 8th cable aperture 4-3 along the axis of the main cylinder 7 of work, cylinder 6-5 is also provided with the 9th cable aperture 6-3;
First cable aperture 2-1, the 3rd cable aperture 3-1 and the 6th cable aperture 4-1 three are coaxially arranged, and are equipped with the contact pin 21 that at least three have waterproof in the first cable aperture 2-1, the 3rd cable aperture 3-1 and the 6th cable aperture 4-1;
Second cable aperture 2-2, the 4th cable aperture 3-2 and the 7th cable aperture 4-2 three are coaxially arranged, and be provided with in the 3rd cable connector the 22, four cable aperture 3-2 and the 7th cable aperture 4-2 and be equipped with the contact pin 21 that two have waterproof in the second cable aperture 2-2;
5th cable aperture 3-3, the 8th cable aperture 4-3 and the 9th cable aperture 6-3 three are coaxially arranged, and are equipped with the contact pin 21 that the second cable connector 20 and two have waterproof in the 5th cable aperture 3-3 and the 8th cable aperture 4-3;
Setting like this, ensure that the layout of cable is easy, easy to install, better ensure that motor and circuit can normally work, communication transfer is unaffected.Other is identical with detailed description of the invention one or two.
Detailed description of the invention four: composition graphs 5 and Fig. 6 illustrate present embodiment, valve jacket 4 described in present embodiment is also provided with motor installing hole 4-5, and motor installing hole 4-5 and installing hole 6-2 is coaxially arranged.Setting like this, the through hole crossing the aqueous solution with other shifts to install, and ensure that motor and circuit can normally work, communication transfer is unaffected.Other is identical with detailed description of the invention three.
Detailed description of the invention five: composition graphs 1 and Fig. 9 illustrate present embodiment, water outlet sleeve 12 described in present embodiment is provided with the weep hole 12-1 consistent with water outlet through hole 9-1 quantity, and each water outlet through hole 9-1 is coaxially arranged with corresponding weep hole 12-1, the quantity of described water outlet through hole 9-1 is 8 ~ 12.Setting like this, is well positioned to meet the needs of water outlet liquid, and adds water blocking, well avoids freezing of the water of fluid hole in winter.Other with detailed description of the invention one, two or four identical.
Detailed description of the invention six: composition graphs 2 illustrates present embodiment, the quantity described in present embodiment with the contact pin 21 of waterproof is seven.Setting like this, can meet the needs of cable distribution and waterproof.Other with detailed description of the invention one, two or four identical.
Detailed description of the invention seven: composition graphs 7 illustrates present embodiment, flange 8-2 described in present embodiment is provided with at least four screwed hole 8-2-2, and central tube 8 and cylinder 6-5 are removably connected by the bolt be screwed at least four screwed hole 8-2-2.Setting like this, easy to install and use, be convenient to dismounting.Other with detailed description of the invention one, two or four identical.
Detailed description of the invention eight: composition graphs 1 and Fig. 2 illustrate present embodiment, top connection 1 described in present embodiment is threaded with main cylinder 6-4 and is sealed by sealing ring, top connection 1 is inserted on cable joint-box 2 and the two is sealed by sealing ring, upper cable joint-box 2 be inserted into contact pin cover 3 on and the two sealed by sealing ring, contact pin cover 3 is inserted on valve jacket 4 and the two is sealed by sealing ring, valve jacket 4 is inserted on middle adapter sleeve 5 and the two is sealed by sealing ring, middle adapter sleeve 5 is inserted in locating slot 6-6 and the two is sealed by sealing ring, the lower end of central tube 8 is threaded with lower joint sleeve 10 and is sealed by sealing ring, adapter sleeve 9 is sealed by sealing ring with lower cable joint-box 24 and water outlet sleeve 12 respectively, adapter sleeve 9 is threaded with central tube 8 and is sealed by sealing ring, adapter sleeve 9 is sealed by sealing ring with the main cylinder 7 of work, lower joint sleeve 10 is inserted in water outlet sleeve 12 and the two is sealed by sealing ring, the main cylinder 7 that works is threaded with cylinder 6-5 and is sealed by sealing ring, the main cylinder 7 that works is threaded with lower joint sleeve 10 and is sealed by sealing ring, water outlet sleeve 12 is threaded with lower contact 11 and is sealed by sealing ring, eluate conduit 14 is threaded with water blocking 31 and is sealed by sealing ring, water blocking 31 is inserted on adapter sleeve 9 and the two is sealed by sealing ring.Setting like this, good sealing effect, motor and circuit can normally be worked, and communication transfer is unaffected.Other with detailed description of the invention one, two or four identical.
Detailed description of the invention nine: composition graphs 5 illustrates present embodiment, device described in present embodiment also comprises anti-turns 23, and anti-turning 23 is arranged on valve jacket 4, and motor 17 23 to be connected on valve jacket 4 by anti-turning.Setting like this, is convenient to ensure that motor can reliable and stable be fixed on valve jacket 4, ensures the steady and continuous of work, be also convenient to installation and maintenance.Other is identical with detailed description of the invention eight.
Detailed description of the invention ten: composition graphs 2 illustrates present embodiment, device described in present embodiment also comprises car formula sealing ring 18, and power transmission shaft 30 and middle adapter sleeve 5 are sealed by Che Shi sealing ring 18.Setting like this, Che Shi sealing ring tightness can be reliable, long service life, frictional resistance is little, and cost performance is good, easy to install, the Che Shi sealing ring of present embodiment is a kind of Domestic New potted component, is actually the combination of O-ring seals and anti-attrition slip ring, is the ideal product that conventional sealing article updated and substituted inlet seal part, it to be applied on home-built aircraft undercarriage and engineering hydraulic cylinder in connection work, can adopt the product that Cheshi Sealing Co., Ltd., Xuzhou produces.Other is identical with detailed description of the invention one or nine.
The course of work
The outputting power of motor 27, drive the second shaft coupling 28, power transmission shaft 30, first shaft coupling 17 and leading screw 16 rotate, the rotation of leading screw 16 drives the connecting cylinder 32 that is threaded with it to move back and forth along the axis of leading screw, and then band movable valve plug 15 moves back and forth, now, flow through opening 8-1-1 to change with the flow of the water going out fluid through-hole 14-1 place, and then, the pressure of the water entering the flowing hole 8-2-1 be communicated with pod apertures 6-1 is caused to change, the pressure of liquid feeding end is surveyed by being arranged on inlet pressure sensor 29 in flowing hole 8-2-1, the pressure of taphole is measured by outlet pressure sensor 25, data transmission is carried out by circuit board 26, control motor in time finally by aboveground data processing and adjust mouth pressure to adjust injection rate,
The aqueous solution enters top connection 1, the main cylinder 6-4 of connector 6 and central tube 8 successively, by crossing opening 8-1-1 and going out fluid through-hole 14-1 in central tube 8, in the cavity that the aqueous solution enters the main cylinder 7 of work and eluate conduit 14, the aqueous solution in the main cylinder 7 of the work that enters enters in pod apertures 6-1 by discharge orifice 8-2-1, and then realize the pressure monitoring of inlet pressure sensor 29
Cable from power on cable cover 2 the second cable aperture 2-2 penetrate, the 4th cable aperture 3-2 on contact pin cover 3 is connected on contact pin 21, in contact pin cover 3, gap enters the first cable aperture 2-1 of upper cable joint-box 2 and is connected on contact pin 21 again, the 3rd cable aperture 3-1 again on contact pin cover 3 is connected on contact pin 21, and be divided into two-way, the five cable aperture 3-3 of one tunnel on contact pin cover 3, the 8th cable aperture 4-3 on valve jacket 4 connecting contact pin 21, again by the 9th cable aperture 6-3 on middle adapter sleeve 5 and connector 6, finally stretched out by the first cable connector 13, one tunnel and motor 27, circuit board 26, inlet pressure sensor 29 is connected with outlet pressure sensor 25, measurement the data obtained is delivered to ground installation by cable.The present invention is used for polymer injection and recovers the oil.
Claims (10)
1. baffle type crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, and described device comprises top connection (1), lower contact (11) and spool (15), spool (15), for rotate about the axis by multiple identical bus the hollow revolving body formed, is characterized in that: described device also comprises cable joint-box (2), contact pin cover (3), valve jacket (4), middle adapter sleeve (5), connector (6), work main cylinder (7), central tube (8), adapter sleeve (9), lower joint sleeve (10), water outlet sleeve (12), first cable connector (13), eluate conduit (14), leading screw (16), first shaft coupling (17), second cable connector (20), 3rd cable connector (22), lower cable joint-box (24), outlet pressure sensor (25), circuit board (26), motor (27), second shaft coupling (28), inlet pressure sensor (29), power transmission shaft (30), water blocking (31), connecting cylinder (32) and at least seven have the contact pin (21) of waterproof,
Described connector (6) is made into integration by the main cylinder (6-4) coaxially arranged and cylinder (6-5), the middle part of cylinder (6-5) is provided with the diversion cavity (6-5-1) with the inner space of main cylinder (6-4), the upper surface of cylinder (6-5) is provided with annular positioning groove (6-6), the bottom face of annular positioning groove (6-6) is provided with that axis along cylinder (6-5) is arranged and the pod apertures (6-1) be communicated with annular positioning groove (6-6), the bottom face of annular positioning groove (6-6) is provided with that axis along cylinder (6-5) is arranged and the installing hole (6-2) be communicated with annular positioning groove (6-6), the outside of main cylinder (6-4) is set with top connection (1) from top to bottom successively, upper cable joint-box (2), contact pin cover (3), valve jacket (4) and middle adapter sleeve (5), top connection (1) and main cylinder (6-4) are detachable and be tightly connected, top connection (1) be inserted into cable joint-box (2) upper and the two be tightly connected, upper cable joint-box (2) be inserted into contact pin cover (3) upper and the two be tightly connected, contact pin cover (3) be inserted into valve jacket (4) upper and the two be tightly connected, valve jacket (4) be inserted into middle adapter sleeve (5) upper and the two be tightly connected, middle adapter sleeve (5) is inserted in locating slot (6-6) and the two is tightly connected,
Work in main cylinder (7) and be respectively arranged with central tube (8), adapter sleeve (9) and lower cable joint-box (24), work main cylinder (7), central tube (8) and cylinder (6-5) three are coaxially arranged, the upper end of central tube (8) has flange (8-2), central tube (8) and cylinder (6-5) are removably connected by flange (8-2), the lower end of central tube (8) and lower joint sleeve (10) are detachable and be tightly connected, adapter sleeve (9) is sleeved on central tube (8), in lower cable joint-box (24) and water outlet sleeve (12), adapter sleeve (9) is tightly connected with lower cable joint-box (24) and water outlet sleeve (12) respectively, adapter sleeve (9) and central tube (8) are detachable and be tightly connected, adapter sleeve (9) is tightly connected with the main cylinder of work (7), the water outlet sleeve (12) that is inserted into lower joint sleeve (10) goes up and the two is tightly connected, work main cylinder (7) and cylinder (6-5) is detachable and be tightly connected, work main cylinder (7) and lower joint sleeve (10) is detachable and be tightly connected, water outlet sleeve (12) and lower contact (11) are detachable and be tightly connected,
Eluate conduit (14) and water blocking (31) are arranged between the main cylinder of work (7) and central tube (8) along the axis of the main cylinder of work (7) respectively, eluate conduit (14) and water blocking (31) are detachable and be tightly connected, water blocking (31) be inserted into adapter sleeve (9) upper and the two be tightly connected, the upper circumference along the main cylinder of work (7) of adapter sleeve (9) is provided with multiple water outlet through hole (9-1);
Spool (15) is provided with in eluate conduit (14), motor (27) is arranged on valve jacket (4), second shaft coupling (28) is arranged on middle adapter sleeve (5), power transmission shaft (30) is arranged on middle adapter sleeve (5) by bearing, first shaft coupling (17) is arranged in installing hole (6-2), leading screw (16) is arranged in installing hole (6-2) by bearing, the output of motor (27) is connected with the second shaft coupling (28), second shaft coupling (28) is connected with power transmission shaft (30), power transmission shaft (30) is connected with the first shaft coupling (17), first shaft coupling (17) is connected with leading screw (16), the upper end of spool (15) is connected with connecting cylinder (32) and the two makes one, leading screw (16) is threaded with the middle part of connecting cylinder (32), and leading screw (16) lower end is stretched in the cavity of spool (15),
The circumference of the sidewall of central tube (8) centrally being managed (8) has multiple opening (8-1-1) excessively, on the sidewall of eluate conduit (14) along the circumference of eluate conduit (14) have multiple go out fluid through-hole (14-1), cross opening (8-1-1) and go out fluid through-hole (14-1) and be positioned at same plane, flange (8-2) is provided with the flowing hole (8-2-1) be communicated with pod apertures (6-1), middle adapter sleeve (5) is provided with through hole (5-1) is installed, through hole (5-1) is installed coaxial with pod apertures (6-1) and be communicated with and arrange, inlet pressure sensor (29) is arranged on installs through hole (5-1) with in pod apertures (6-1),
The upper axis along the main cylinder of work (7) of contact pin cover (3) is provided with the first installation passage (3-4), valve jacket (4) is provided with to install passage (3-4) with first coaxial and be communicated with second install passage (4-4), outlet pressure sensor (25) is arranged on the first installation passage (3-4) and second and installs in passage (4-4);
Valve jacket (4) is provided with the second cable connector (20) and circuit board (26), upper cable joint-box (2) is provided with the 3rd cable connector (22), lower cable joint-box (24) is provided with the first cable connector (13), upper cable joint-box (2), contact pin cover (3) and valve jacket (4) are equipped with the contact pin (21) that at least three have waterproof, contact pin cover (3) and valve jacket (4) are equipped with the contact pin (21) that four have waterproof;
Circuit board (26) is electrically connected with inlet pressure sensor (29), outlet pressure sensor (25) and motor (27) respectively by the cable be connected on the second cable connector (20), the 3rd cable connector (22) and at least seven contact pins (21).
2. baffle type according to claim 1 crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, and its special permission is: described first shaft coupling (17) is Hooks coupling universal coupling.
3. baffle type according to claim 1 and 2 crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, it is characterized in that: the upper axis along the main cylinder of work (7) of upper cable joint-box (2) is respectively arranged with the first cable aperture (2-1) and the second cable aperture (2-2), the upper axis along the main cylinder of work (7) of contact pin cover (3) is respectively arranged with the 3rd cable aperture (3-1), 4th cable aperture (3-2) and the 5th cable aperture (3-3), the upper axis along the main cylinder of work (7) of valve jacket (4) is respectively arranged with the 6th cable aperture (4-1), 7th cable aperture (4-2) and the 8th cable aperture (4-3), cylinder (6-5) is also provided with the 9th cable aperture (6-3),
First cable aperture (2-1), the 3rd cable aperture (3-1) and the 6th cable aperture (4-1) three are coaxially arranged, and are equipped with the contact pin (21) that at least three have waterproof in the first cable aperture (2-1), the 3rd cable aperture (3-1) and the 6th cable aperture (4-1);
Second cable aperture (2-2), the 4th cable aperture (3-2) and the 7th cable aperture (4-2) three are coaxially arranged, be provided with the 3rd cable connector (22) in second cable aperture (2-2), in the 4th cable aperture (3-2) and the 7th cable aperture (4-2), be equipped with the contact pin (21) that two have waterproof;
5th cable aperture (3-3), the 8th cable aperture (4-3) and the 9th cable aperture (6-3) three are coaxially arranged, and are equipped with the contact pin (21) that the second cable connector (20) and two have waterproof in the 5th cable aperture (3-3) and the 8th cable aperture (4-3).
4. baffle type according to claim 3 crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, it is characterized in that: described valve jacket (4) is also provided with motor installing hole (4-5), motor installing hole (4-5) and installing hole (6-2) are coaxially arranged.
5. the baffle type according to claim 1,2 or 4 crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, it is characterized in that: described water outlet sleeve (12) is provided with the weep hole (12-1) consistent with water outlet through hole (9-1) quantity, and each water outlet through hole (9-1) is coaxially arranged with corresponding weep hole (12-1), the quantity of described water outlet through hole (9-1) is 8 ~ 12.
6. the baffle type according to claim 1,2 or 4 crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, it is characterized in that: described in there is the contact pin (21) of waterproof quantity be seven.
7. the baffle type according to claim 1,2 or 4 crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, it is characterized in that: flange (8-2) is provided with at least four screwed holes (8-2-2), central tube (8) and cylinder (6-5) are removably connected by the bolt be screwed at least four screwed holes (8-2-2).
8. according to claim 1, baffle type described in 2 or 4 crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, it is characterized in that: top connection (1) is threaded with main cylinder (6-4) and is sealed by sealing ring, top connection (1) be inserted into cable joint-box (2) upper and the two sealed by sealing ring, upper cable joint-box (2) be inserted into contact pin cover (3) upper and the two sealed by sealing ring, contact pin cover (3) be inserted into valve jacket (4) upper and the two sealed by sealing ring, valve jacket (4) be inserted into middle adapter sleeve (5) upper and the two sealed by sealing ring, middle adapter sleeve (5) is inserted in locating slot (6-6) and the two is sealed by sealing ring, the lower end of central tube (8) is threaded with lower joint sleeve (10) and is sealed by sealing ring, adapter sleeve (9) is sealed by sealing ring with lower cable joint-box (24) and water outlet sleeve (12) respectively, adapter sleeve (9) is threaded with central tube (8) and is sealed by sealing ring, adapter sleeve (9) is sealed by sealing ring with the main cylinder of work (7), the water outlet sleeve (12) that is inserted into lower joint sleeve (10) goes up and the two is sealed by sealing ring, the main cylinder (7) that works is threaded with cylinder (6-5) and is sealed by sealing ring, the main cylinder (7) that works is threaded with lower joint sleeve (10) and is sealed by sealing ring, water outlet sleeve (12) is threaded with lower contact (11) and is sealed by sealing ring, eluate conduit (14) is threaded with water blocking (31) and is sealed by sealing ring, water blocking (31) be inserted into adapter sleeve (9) upper and the two sealed by sealing ring.
9. baffle type according to claim 8 crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, its special permission is: described device also comprises to be prevented turning (23), anti-turn (23) are arranged on valve jacket (4), and motor (17) is connected on valve jacket (4) by anti-turn (23).
10. the baffle type according to claim 1 or 9 crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well, it is characterized in that: described device also comprises car formula sealing ring (18), power transmission shaft (30) and middle adapter sleeve (5) are sealed by Che Shi sealing ring (18).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310272442.7A CN103306649B (en) | 2013-07-02 | 2013-07-02 | Baffle type crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310272442.7A CN103306649B (en) | 2013-07-02 | 2013-07-02 | Baffle type crosses the automatically controlled continuously adjustabe injection allocation apparatus of water injection well |
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| CN103306649B true CN103306649B (en) | 2015-09-16 |
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| CN104314496B (en) * | 2014-08-18 | 2016-10-05 | 哈尔滨工业大学 | A kind of injection well special pulling blanking plug |
| CN104153747B (en) * | 2014-08-18 | 2017-02-15 | 哈尔滨工业大学 | Gear adjusting type injection allocation device for polymer injection well |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202360078U (en) * | 2011-11-18 | 2012-08-01 | 中国石油化工股份有限公司 | Underground electrically controlled variable flow control valve |
| CN102747995A (en) * | 2012-07-18 | 2012-10-24 | 哈尔滨工业大学 | Separation type electric-control continuously-adjustable filling device of polymer injection well |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6880639B2 (en) * | 2002-08-27 | 2005-04-19 | Rw Capillary Tubing Accessories, L.L.C. | Downhole injection system |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202360078U (en) * | 2011-11-18 | 2012-08-01 | 中国石油化工股份有限公司 | Underground electrically controlled variable flow control valve |
| CN102747995A (en) * | 2012-07-18 | 2012-10-24 | 哈尔滨工业大学 | Separation type electric-control continuously-adjustable filling device of polymer injection well |
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