CN103306649A - Blocking type electric control continuous adjustable injection allocation device for overflow polymer injection well - Google Patents
Blocking type electric control continuous adjustable injection allocation device for overflow polymer injection well Download PDFInfo
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- CN103306649A CN103306649A CN2013102724427A CN201310272442A CN103306649A CN 103306649 A CN103306649 A CN 103306649A CN 2013102724427 A CN2013102724427 A CN 2013102724427A CN 201310272442 A CN201310272442 A CN 201310272442A CN 103306649 A CN103306649 A CN 103306649A
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Abstract
The invention provides a blocking type electric control continuous adjustable injection allocation device for an overflow polymer injection well and relates to downhole polymer drive equipment to solve the problems that an eccentric injection allocator used in the existing oilfield polymer injection well cannot continuously adjust the injection quantity and can also not accurately inject, the sealing performance of cables is bad, and an electric appliance cannot normally work due to inflow. The blocking type electric control continuous adjustable injection allocation device comprises an upper joint, a lower joint and a valve core, wherein the valve core is a hollow revolving body formed by rotating a plurality of identical buses around an axial line. The blocking type electric control continuous adjustable injection allocation device further comprises an upper cable jacket, a pin jacket, a shell jacket, a middle connecting sleeve, a connecting body, a working main cylinder, a central tube, a connecting sleeve, a lower connecting sleeve, a water outlet sleeve, a first cable joint, a liquid outlet guide pipe, a lead screw, a first coupler, a second cable joint, a third cable joint, a lower cable jacket, an outlet pressure sensor, a circuit board, a motor, a second coupler, an inlet pressure sensor, a transmission shaft, a water plug, a connecting cylinder and at least seven waterproof pins. The blocking type electric control continuous adjustable injection allocation device is used for polymer injection oil extraction.
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 further to improve oil recovery factor, polymer recovers the oil has become important means and the method for afterwards oil field development of water flood recovery.But because polymer viscosity is high, subsurface environment is complicated, and present artificial pulling technology can't reach traffic monitoring and accurate flow injects, simultaneously, difficulty of construction is very large, can't satisfy the polymer injection requirement, therefore, determine to carry out the injection well measuring and adjusting system, improve oil displacement efficiency.At present, in the used eccentric flow regulator of oilfield injection compound well, great majority rely on the replacing spool to regulate pressure, but can not realize regulating continuously injection rate, can't accurately inject and cable seal poor, can not satisfy variously the requirement of layer polymer injection, affect oil recovery factor.Simultaneously, after the used easy one deck of eccentric flow regulator of existing oilfield injection well is revealed water inlet, flow to other layer, cause other layer equipment cisco unity malfunction, therefore, decision design baffle type is crossed water injection well structure.
Summary of the invention
The objective of the invention is for solving the used eccentric flow regulator of existing oilfield injection compound well, can not realize regulating continuously injection rate, can't accurately inject and cable seal poor, can't solve water inlet and cause the problem of electrical equipment cisco unity malfunction, and provide a kind of baffle type to cross the automatically controlled continuous adjustable dispensing device of water injection well.
The present invention solves the problems of the technologies described above the technical scheme of taking to be: baffle type of the present invention is crossed the automatically controlled continuous adjustable dispensing device of water injection well and is comprised top connection, lower contact and spool, spool is to rotate the hollow revolving body that forms around axis by a plurality of identical buses, and described device also comprises cable joint-box, the contact pin cover, valve jacket, middle adapter sleeve, connector, the main cylinder of work, central tube, adapter sleeve, lower joint sleeve, go out water jacket, the first cable connector, go out fluid catheter, leading screw, the first shaft coupling, the second cable connector, the 3rd cable connector, lower cable joint-box, outlet pressure sensor, circuit board, motor, the second shaft coupling, inlet pressure sensor, power transmission shaft, water blocking 31, connecting cylinder and at least seven contact pins with waterproof;
Described connector is made into integration by main cylinder and the cylinder of coaxial setting, the middle part of cylinder is provided with the diversion cavity that is communicated with the inner chamber of main cylinder, be provided with annular positioning groove on the upper surface of cylinder, be provided with one on the bottom face of annular positioning groove along the pod apertures axial setting and that be communicated with annular positioning groove of cylinder, be provided with one on the bottom face of annular positioning groove along the installing hole axial setting and that be communicated with annular positioning groove of cylinder, the outside of main cylinder is set with top connection from top to bottom successively, upper cable joint-box, the contact pin cover, valve jacket and middle adapter sleeve, top connection is detachable and be tightly connected with main cylinder, top connection is inserted into that cable puts and the two is tightly connected, upper cable inserting is contained in that contact pin puts and the two is tightly connected, the contact pin cover is inserted on the valve jacket and the two is tightly connected, valve jacket is inserted on the middle adapter sleeve and the two is tightly connected, and middle adapter sleeve is inserted in the locating slot and the two is tightly connected;
Be respectively arranged with central tube in the main cylinder of work, adapter sleeve and lower cable joint-box, the main cylinder of work, central tube and the coaxial setting of cylinder three, the upper end of central tube has flange, central tube and cylinder removably connect 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, lower cable joint-box and water outlet put, adapter sleeve is respectively with lower cable joint-box with go out water jacket and be tightly connected, 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 into that water outlet puts and the two is tightly connected, seating nipple master cylinder and cylinder are detachable and be tightly connected, the main cylinder of work is detachable and be tightly connected with lower joint sleeve, goes out water jacket and lower contact detachably and is tightly connected;
Going out fluid catheter and water blocking is arranged between work master cylinder and the central tube along the axis of the main cylinder of work respectively, go out fluid catheter and water blocking detachable and be tightly connected, water blocking is inserted on the adapter sleeve and the two is tightly connected, and circumferentially is provided with a plurality of water outlet through holes along the main cylinder of work on the adapter sleeve;
Go out and be provided with spool in the fluid catheter, motor is installed on the valve jacket, the second shaft coupling is arranged on the middle adapter sleeve, power transmission shaft is arranged on the middle adapter sleeve by bearing, the first shaft coupling is arranged in the installing hole, leading screw is arranged in the installing hole by bearing, the output of motor is connected with the second shaft coupling, the second shaft coupling is connected with power transmission shaft, power transmission shaft is connected with the first shaft coupling, and the first shaft coupling is connected with leading screw, and 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 the leading screw lower end is stretched in the cavity of spool;
On the sidewall of central tube along a plurality of openings of crossing of circumferentially having of central tube, go out on the sidewall of fluid catheter that circumferentially having of fluid catheter is a plurality of to go out fluid through-hole along going out, cross opening and go out fluid through-hole and be positioned at same plane, be provided with the flowing hole that is communicated with pod apertures on the flange, be provided with the installation through hole on the middle adapter sleeve, the installation through hole is coaxial with pod apertures and be communicated with setting, and inlet pressure sensor is installed in to be installed in through hole and the pod apertures;
Contact pin puts along axially being provided with of the main cylinder of work and first passage is installed, be provided with on the valve jacket with first install passage coaxial and is communicated with second passage is installed, outlet pressure sensor is installed in first and installs in passage and the second installation passage;
Be provided with the second cable connector and circuit board on the valve jacket, upper cable puts and is provided with the 3rd cable connector, be provided with the first cable connector on the lower cable joint-box, be equipped with at least five contact pins with waterproof on upper cable joint-box, contact pin cover and the valve jacket, be equipped with two contact pins with waterproof on contact pin cover and the valve jacket;
Circuit board is electrically connected with inlet pressure sensor, outlet pressure sensor and motor respectively by the cable that is 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, the first shaft coupling 17 and leading screw 16 rotate, the connecting cylinder 32 that the rotation drive of leading screw 16 is threaded with it moves back and forth along the axis of leading screw, and then band movable valve plug 15 moves back and forth, at this moment, stream changes with the flow that goes out the water at fluid through-hole 14-1 place through opening 8-1-1, and then, the pressure that causes entering the water of the flowing hole 8-2-1 that is communicated with pod apertures 6-1 changes, by being installed in the pressure of inlet pressure sensor 29 survey liquid feeding ends in the flowing hole 8-2-1, measure the pressure of taphole by outlet pressure sensor 25, carry out transfer of data by circuit board 26, adjust mouth pressure by the timely control of aboveground data processing motor at last and adjust injection rate, realize accurately injecting, the precision of injection rate has improved 10%～30%, thereby realizes the continuous adjusting of polymer solution injection rate; Two, device being provided with of the present invention has the contact pin of waterproof, the first cable connector, the second cable connector and the 3rd cable connector can guarantee that 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 be worked, and communication transfer is unaffected, and, cable distribution of the present invention is easy, and is easy to install.
Description of drawings
Fig. 1 is main sectional structure schematic diagram of the present invention, Fig. 2 is the K-K sectional view among Fig. 4, 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, and Fig. 9 is the H-H sectional view of Fig. 1, and 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 the 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 are the I place enlarged drawings of Figure 13.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1-Figure 14, the baffle type of present embodiment is crossed the automatically controlled continuous adjustable dispensing device of water injection well and is comprised top connection 1, lower contact 11 and spool 15, spool 15 is to rotate the hollow revolving body that forms around axis by a plurality of identical buses, and described device also comprises cable joint-box 2, contact pin cover 3, valve jacket 4, middle adapter sleeve 5, connector 6, the main cylinder 7 of work, central tube 8, adapter sleeve 9, lower joint sleeve 10, go out water jacket 12, the first cable connector 13, go out fluid catheter 14, leading screw 16, the first shaft coupling 17, the second cable connector 20, the 3rd cable connector 22, lower cable joint-box 24, outlet pressure sensor 25, circuit board 26, motor 27, the second shaft coupling 28, inlet pressure sensor 29, power transmission shaft 30, water blocking 31, connecting cylinder 32 and at least seven contact pins 21 with waterproof;
Described connector 6 is made into integration by main cylinder 6-4 and the cylinder 6-5 of coaxial setting, the middle part of cylinder 6-5 is provided with the diversion cavity 6-5-1 that is communicated with the inner chamber of main cylinder 6-4, be provided with annular positioning groove 6-6 on the upper surface of cylinder 6-5, be provided with one on the bottom face of annular positioning groove 6-6 along the pod apertures 6-1 axial setting and that be communicated with annular positioning groove 6-6 of cylinder 6-5, be provided with one on the bottom face of annular positioning groove 6-6 along the installing hole 6-2 axial setting and that be communicated with annular positioning groove 6-6 of cylinder 6-5, 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 the cable joint-box 2 and the two is tightly connected, upper cable joint-box 2 is inserted on the contact pin cover 3 and the two is tightly connected, contact pin cover 3 is inserted on the valve jacket 4 and the two is tightly connected, valve jacket 4 is inserted on the middle adapter sleeve 5 and the two is tightly connected, and middle adapter sleeve 5 is inserted in the locating slot 6-6 and the two is tightly connected;
Be respectively arranged with central tube 8 in the main cylinder 7 of work, adapter sleeve 9 and lower cable joint-box 24, the main cylinder 7 of work, central tube 8 and the coaxial setting of cylinder 6-5 three, the upper end of central tube 8 has flange 8-2, central tube 8 removably connects by flange 8-2 with cylinder 6-5, 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, lower cable joint-box 24 and going out on the water jacket 12, adapter sleeve 9 is respectively with lower cable joint-box 24 with go out water jacket 12 and be tightly connected, adapter sleeve 9 and central tube 8 are detachable and be tightly connected, adapter sleeve 9 is tightly connected with the main cylinder 7 of work, lower joint sleeve 10 is inserted into out on the water jacket 12 and the two is tightly connected, seating nipple master cylinder 7 is detachable and be tightly connected with cylinder 6-5, the main cylinder 7 of work and lower joint sleeve 10 are detachable and be tightly connected, and go out water jacket 12 and lower contact 11 detachable and be tightly connected;
Going out fluid catheter 14 and water blocking 31 is arranged between work master cylinder 7 and the central tube 8 along 7 axis of the main cylinder of work respectively, go out fluid catheter 14 and water blocking 31 detachable and be tightly connected, water blocking 31 is inserted on the adapter sleeve 9 and the two is tightly connected, and circumferentially is provided with a plurality of water outlet through hole 9-1 along the main cylinder 7 of work on the adapter sleeve 9;
Go out and be provided with spool 15 in the fluid catheter 14, motor 27 is installed on the valve jacket 4, the second shaft coupling 28 is arranged on the middle adapter sleeve 5, power transmission shaft 30 is arranged on the middle adapter sleeve 5 by bearing, the first shaft coupling 17 is arranged in the installing hole 6-2, leading screw 16 is arranged in the installing hole 6-2 by bearing, the output of motor 27 is connected with the second shaft coupling 28, the second shaft coupling 28 is connected with power transmission shaft 30, power transmission shaft 30 is connected with the first shaft coupling 17, and the first shaft coupling 17 is connected with leading screw 16, and 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 ends are stretched in the cavity of spool 15;
On the sidewall of central tube 8 along a plurality of opening 8-1-1 that cross of circumferentially having of central tube 8, go out on the sidewall of fluid catheter 14 along going out a plurality of fluid through-hole 14-1 of going out of circumferentially having of fluid catheter 14, cross opening 8-1-1 and go out fluid through-hole 14-1 and be positioned at same plane, be provided with the flowing hole 8-2-1 that is communicated with pod apertures 6-1 on the flange 8-2, be provided with on the middle adapter sleeve 5 through hole 5-1 is installed, installation through hole 5-1 is coaxial with pod apertures 6-1 and be communicated with setting, and inlet pressure sensor 29 is installed in to be installed in through hole 5-1 and the pod apertures 6-1;
First passage 3-4 is installed along axially being provided with of the main cylinder 7 of work on the contact pin cover 3, be provided with on the valve jacket 4 with first the second installation passage 4-4 that passage 3-4 is coaxial and be communicated with is installed, outlet pressure sensor 25 is installed in first and installs in passage 3-4 and the second installation passage 4-4;
Be provided with the second cable connector 20 and circuit board 26 on the valve jacket 4, be provided with the 3rd cable connector 22 on the upper cable joint-box 2, be provided with the first cable connector 13 on the lower cable joint-box 24, be equipped with at least five contact pins 21 with waterproof on upper cable joint-box 2, contact pin cover 3 and the valve jacket 4, be equipped with two contact pins 21 with waterproof on contact pin cover 3 and the valve jacket 4;
The first cable connector of present embodiment is preferably used three cable connectors, and the second cable connector adopts two cable connectors.
The specific embodiment two: in conjunction with Fig. 2 present embodiment is described, described the first shaft coupling 17 of present embodiment is Hooks coupling universal coupling.So arrange, have larger angular compensatory ability, compact conformation, transmission efficiency is high.Other is identical with the specific embodiment one.
The specific embodiment three: present embodiment is described in conjunction with Fig. 1, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, axially be respectively arranged with the first cable aperture 2-1 and the second cable aperture 2-2 along the main cylinder 7 of work on the described upper cable joint-box 2 of present embodiment, axially be respectively arranged with the 3rd cable aperture 3-1, the 4th cable aperture 3-2 and the 5th cable aperture 3-3 along the main cylinder 7 of work on the contact pin cover 3, on the valve jacket 4 along the main cylinder 7 of work axially be respectively arranged with the 6th cable aperture 4-1, the 7th cable aperture 4-2 and the 8th cable aperture 4-3, also be provided with the 9th cable aperture 6-3 on the cylinder 6-4;
The first cable aperture 2-1, the 3rd cable aperture 3-1 and the coaxial setting of the 6th cable aperture 4-1 three are equipped with at least three contact pins 21 with waterproof in the first cable aperture 2-1, the 3rd cable aperture 3-1 and the 6th cable aperture 4-1;
The second cable aperture 2-2, the 4th cable aperture 3-2 and the coaxial setting of the 7th cable aperture 4-2 three are provided with in the second cable aperture 2-2 and are equipped with two contact pins 21 with waterproof in the 3rd cable connector 22, the four cable aperture 3-2 and the 7th cable aperture 4-2;
The 5th cable aperture 3-3, the 8th cable aperture 4-3 and the coaxial setting of the 9th cable aperture 6-3 three are equipped with the second cable connector 20 and two contact pins 21 with waterproof in the 5th cable aperture 3-3 and the 8th cable aperture 4-3;
So arrange, guaranteed that the layout of cable is easy, easy to install, guaranteed that better motor and circuit can work, communication transfer is unaffected.Other is identical with the specific embodiment one or two.
The specific embodiment four: in conjunction with Fig. 5 and Fig. 6 present embodiment is described, also is provided with motor installing hole 4-5 on the described valve jacket 4 of present embodiment, motor installing hole 4-5 and the coaxial setting of installing hole 6-2.So arrange, shift to install with other through hole of crossing the aqueous solution, guaranteed that motor and circuit can work, communication transfer is unaffected.Other is identical with the specific embodiment three.
The specific embodiment five: present embodiment is described in conjunction with Fig. 1 and Fig. 9, present embodiment is described to be gone out on the water jacket 12 to be provided with the weep hole 12-1 consistent with water outlet through hole 9-1 quantity, and each water outlet through hole 9-1 and the corresponding coaxial setting of weep hole 12-1, the quantity of described water outlet through hole 9-1 is 8～12.So arrange, be well positioned to meet the needs of water outlet liquid, and increased water blocking, well avoided the freezing of water of fluid hole in winter.Other and the specific embodiment one, two or four identical.
The specific embodiment six: in conjunction with Fig. 2 present embodiment is described, the described quantity with contact pin 21 of waterproof of present embodiment is seven.So arrange, can satisfy the needs of cable distribution and waterproof.Other and the specific embodiment one, two or four identical.
The specific embodiment seven: in conjunction with Fig. 7 present embodiment is described, is provided with at least four screwed hole 8-2-2 on the described flange 8-2 of present embodiment, central tube 8 removably connects by being screwed in four bolts in the screwed hole 8-2-2 with cylinder 6-5 at least.So arrange, easy to install and use, be convenient to dismounting.Other and the specific embodiment one, two or four identical.
The specific embodiment eight: present embodiment is described in conjunction with Fig. 1 and Fig. 2, the described top connection 1 of present embodiment is threaded with main cylinder 6-3 and seals by sealing ring, top connection 1 is inserted on the cable joint-box 2 and the two seals by sealing ring, upper cable joint-box 2 is inserted on the contact pin cover 3 and the two seals by sealing ring, contact pin cover 3 is inserted on the valve jacket 4 and the two seals by sealing ring, valve jacket 4 is inserted on the middle adapter sleeve 5 and the two seals by sealing ring, middle adapter sleeve 5 is inserted in the locating slot 6-6 and the two seals by sealing ring, the lower end of central tube 8 is threaded with lower joint sleeve 10 and seals by sealing ring, adapter sleeve 9 is respectively with lower cable joint-box 24 with go out water jacket 12 and seal by sealing ring, adapter sleeve 9 is threaded with central tube 8 and seals by sealing ring, the main cylinder of adapter sleeve 9 and work 7 seals by sealing ring, lower joint sleeve 10 is inserted into out on the water jacket 12 and the two seals by sealing ring, seating nipple master cylinder 7 is threaded with cylinder 6-5 and seals by sealing ring, the main cylinder 7 of work is threaded with lower joint sleeve 10 and seals by sealing ring, going out water jacket 12 is threaded with lower contact 11 and seals by sealing ring, go out that fluid catheter 14 is threaded with water blocking 31 and by the sealing ring sealing, water blocking 31 is inserted on the adapter sleeve 9 and the two seals by sealing ring.So arrange, good sealing effect can work motor and circuit, and communication transfer is unaffected.Other and the specific embodiment one, two or four identical.
The specific embodiment nine: in conjunction with Fig. 5 present embodiment is described, the described device of present embodiment also comprises anti-turns 23, and anti-turning 23 is installed on the valve jacket 4, and motor 17 23 is connected on the valve jacket 4 by anti-turning.So arrange, be convenient to guarantee reliable and stable being fixed on the valve jacket 4 of motor energy, guarantee the steady and continuous of work, also be convenient to installation and maintenance.Other is identical with the specific embodiment eight.
The specific embodiment ten: in conjunction with Fig. 2 present embodiment is described, the described device of present embodiment also comprises car formula sealing ring 18, and power transmission shaft 30 seals by Che Shi sealing ring 18 with middle adapter sleeve 5.So arrange, the 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 of conventional sealing article update and replace imported seal, it has been applied on home-built aircraft undercarriage and the engineering hydraulic cylinder in the connection work, the product that can adopt Cheshi Sealing Co., Ltd., Xuzhou to produce.Other is identical with the specific embodiment one or nine.
The course of work
The outputting power of motor 27, drive the second shaft coupling 28, power transmission shaft 30, the first shaft coupling 17 and leading screw 16 rotate, the connecting cylinder 32 that the rotation drive of leading screw 16 is threaded with it moves back and forth along the axis of leading screw, and then band movable valve plug 15 moves back and forth, at this moment, stream changes with the flow that goes out the water at fluid through-hole 14-1 place through opening 8-1-1, and then, the pressure that causes entering the water of the flowing hole 8-2-1 that is communicated with pod apertures 6-1 changes, by being installed in the pressure of inlet pressure sensor 29 survey liquid feeding ends in the flowing hole 8-2-1, measure the pressure of taphole by outlet pressure sensor 25, carry out transfer of data by circuit board 26, adjust mouth pressure by the timely control of aboveground data processing motor at last and adjust injection rate
The aqueous solution enters main cylinder 6-4 and the central tube 8 of top connection 1, connector 6 successively, by crossing opening 8-1-1 and going out fluid through-hole 14-1 in the central tube 8, the aqueous solution enters the cavity of work master cylinder 7 and goes out in the fluid catheter 14, the aqueous solution that enters in the work master cylinder 7 enters in the pod apertures 6-1 by discharge orifice 8-2-1, and then the pressure monitoring of realization inlet pressure sensor 29
Cable from power on the second cable aperture 2-2 of cable cover 2 penetrates, the 4th cable aperture 3-2 on contact pin cover 3 is connected on the contact pin 21, the slit enters the first cable aperture 2-1 of upper cable joint-box 2 and is connected on the contact pin 21 in contact pin cover 3 again, the 3rd cable aperture 3-1 on contact pin cover 3 is connected on the contact pin 21 again, and be divided into two-way, one tunnel the 5th cable aperture 3-3 on contact pin cover 3, the 8th cable aperture 4-3 and connecting contact pin 21 on the valve jacket 4, again by the 9th cable aperture 6-3 on middle adapter sleeve 5 and the connector 6, stretched out by the first cable connector 13 at last, one the tunnel with motor 27, circuit board 26, inlet pressure sensor 29 is connected with outlet pressure sensor 25, and cable will be measured the data obtained and deliver to ground installation.The present invention is used for polymer injection and recovers the oil.
Claims (10)
1. baffle type is crossed the automatically controlled continuous adjustable dispensing device of water injection well, described device comprises top connection (1), lower contact (11) and spool (15), spool (15) is to rotate the hollow revolving body that forms around axis by a plurality of identical buses, and it 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), the main cylinder of work (7), central tube (8), adapter sleeve (9), lower joint sleeve (10), go out water jacket (12), the first cable connector (13), go out fluid catheter (14), leading screw (16), the first shaft coupling (17), the second cable connector (20), the 3rd cable connector (22), lower cable joint-box (24), outlet pressure sensor (25), circuit board (26), motor (27), the second shaft coupling (28), inlet pressure sensor (29), power transmission shaft (30), water blocking (31), connecting cylinder (32) and at least seven contact pins (21) with waterproof;
Described connector (6) is made into integration by main cylinder (6-4) and the cylinder (6-5) of coaxial setting, the middle part of cylinder (6-5) is provided with the diversion cavity (6-5-1) that is communicated with the inner chamber of main cylinder (6-4), be provided with annular positioning groove (6-6) on the upper surface of cylinder (6-5), be provided with one on the bottom face of annular positioning groove (6-6) along the pod apertures (6-1) axial setting and that be communicated with annular positioning groove (6-6) of cylinder (6-5), be provided with one on the bottom face of annular positioning groove (6-6) along the installing hole (6-2) axial setting and that be communicated with annular positioning groove (6-6) of cylinder (6-5), 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 into cable joint-box (2) upward and the two is tightly connected, upper cable joint-box (2) is inserted into contact pin cover (3) upward and the two is tightly connected, contact pin cover (3) is inserted into valve jacket (4) upward and the two is 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 the locating slot (6-6) and the two is tightly connected;
Be respectively arranged with central tube (8) in the main cylinder of work (7), adapter sleeve (9) and lower cable joint-box (24), the main cylinder of work (7), central tube (8) and the coaxial setting of cylinder (6-5) three, the upper end of central tube (8) has flange (8-2), central tube (8) removably connects by flange (8-2) with cylinder (6-5), 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), lower cable joint-box (24) and going out on the water jacket (12), adapter sleeve (9) is respectively with lower cable joint-box (24) with go out water jacket (12) and be tightly connected, 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), lower joint sleeve (10) is inserted into out water jacket (12) upward and the two is tightly connected, seating nipple master cylinder (7) and cylinder (6-5) are detachable and be tightly connected, the main cylinder of work (7) is detachable and be tightly connected with lower joint sleeve (10), goes out water jacket (12) detachable and be tightly connected with lower contact (11);
Going out fluid catheter (14) and water blocking (31) is arranged between work master cylinder (7) and the central tube (8) along (7) axis of the main cylinder of work respectively, go out fluid catheter (14) and water blocking (31) detachable and be tightly connected, water blocking (31) be inserted into adapter sleeve (9) upper and the two be tightly connected, adapter sleeve (9) is upper circumferentially to be provided with a plurality of water outlet through holes (9-1) along the main cylinder of work (7);
Go out and be provided with spool (15) in the fluid catheter (14), motor (27) is installed on the valve jacket (4), the second shaft coupling (28) is arranged on the middle adapter sleeve (5), power transmission shaft (30) is arranged on the middle adapter sleeve (5) by bearing, the first shaft coupling (17) is arranged in the installing hole (6-2), leading screw (16) is arranged in the installing hole (6-2) by bearing, the output of motor (27) is connected with the second shaft coupling (28), the second shaft coupling (28) is connected with power transmission shaft (30), power transmission shaft (30) is connected with the first shaft coupling (17), the 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 spool (15) cavity;
On the sidewall of central tube (8) along a plurality of openings (8-1-1) of crossing of circumferentially having of central tube (8), go out on the sidewall of fluid catheter (14) that circumferentially having of fluid catheter (14) is a plurality of to go out fluid through-hole (14-1) along going out, cross opening (8-1-1) and go out fluid through-hole (14-1) and be positioned at same plane, be provided with the flowing hole (8-2-1) that is communicated with pod apertures (6-1) on the flange (8-2), be provided with on the middle adapter sleeve (5) through hole (5-1) is installed, installation through hole (5-1) is coaxial with pod apertures (6-1) and be communicated with setting, and inlet pressure sensor (29) is installed in to be installed in through hole (5-1) and the pod apertures (6-1);
Contact pin cover (3) is upper first installs passage (3-4) along axially being provided with of the main cylinder of work (7), be provided with on the valve jacket (4) with first the second installation passage (4-4) that passage (3-4) is coaxial and be communicated with is installed, outlet pressure sensor (25) is installed in first and installs in passage (3-4) and the second installation passage (4-4);
Be provided with the second cable connector (20) and circuit board (26) on the valve jacket (4), be provided with the 3rd cable connector (22) on the upper cable joint-box (2), be provided with the first cable connector (13) on the lower cable joint-box (24), be equipped with at least five contact pins (21) with waterproof on upper cable joint-box (2), contact pin cover (3) and the valve jacket (4), be equipped with two contact pins (21) with waterproof on contact pin cover (3) and the valve jacket (4);
Circuit board (26) is electrically connected with inlet pressure sensor (29), outlet pressure sensor (25) and motor (27) respectively by the cable that is 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 is crossed the automatically controlled continuous adjustable dispensing device of water injection well, and its special permission is: described the first shaft coupling (17) is Hooks coupling universal coupling.
3. baffle type according to claim 1 and 2 is crossed the automatically controlled continuous adjustable dispensing device of water injection well, it is characterized in that: upper cable joint-box (2) is upper axially to be respectively arranged with the first cable aperture (2-1) and the second cable aperture (2-2) along the main cylinder of work (7), contact pin cover (3) is upper axially to be respectively arranged with the 3rd cable aperture (3-1) along the main cylinder of work (7), the 4th cable aperture (3-2) and the 5th cable aperture (3-3), valve jacket (4) is upper axially to be respectively arranged with the 6th cable aperture (4-1) along the main cylinder of work (7), the 7th cable aperture (4-2) and the 8th cable aperture (4-3) also are provided with the 9th cable aperture (6-3) on the cylinder (6-4);
The first cable aperture (2-1), the 3rd cable aperture (3-1) and the coaxial setting of the 6th cable aperture (4-1) three are equipped with at least three contact pins (21) with waterproof in the first cable aperture (2-1), the 3rd cable aperture (3-1) and the 6th cable aperture (4-1);
The second cable aperture (2-2), the 4th cable aperture (3-2) and the coaxial setting of the 7th cable aperture (4-2) three, be provided with the 3rd cable connector (22) in the second cable aperture (2-2), be equipped with two contact pins (21) with waterproof in the 4th cable aperture (3-2) and the 7th cable aperture (4-2);
The 5th cable aperture (3-3), the 8th cable aperture (4-3) and the coaxial setting of the 9th cable aperture (6-3) three are equipped with the second cable connector (20) and two contact pins (21) with waterproof in the 5th cable aperture (3-3) and the 8th cable aperture (4-3).
4. baffle type according to claim 3 is crossed the automatically controlled continuous adjustable dispensing device of water injection well, it is characterized in that: also be provided with motor installing hole (4-5) on the described valve jacket (4), motor installing hole (4-5) and the coaxial setting of installing hole (6-2).
5. according to claim 1,2 or 4 described baffle types are crossed the automatically controlled continuous adjustable dispensing device of water injection well, it is characterized in that: describedly go out on the water jacket (12) to be provided with the weep hole (12-1) consistent with water outlet through hole (9-1) quantity, and each water outlet through hole (9-1) and the corresponding coaxial setting of weep hole (12-1), the quantity of described water outlet through hole (9-1) is 8～12.
6. according to claim 1,2 or 4 described baffle types cross the automatically controlled continuous adjustable dispensing device of water injection well, it is characterized in that: described quantity with contact pin (21) of waterproof is seven.
7. according to claim 1,2 or 4 described baffle types are crossed the automatically controlled continuous adjustable dispensing device of water injection well, it is characterized in that: be provided with at least four screwed holes (8-2-2) on the flange (8-2), central tube (8) removably connects by the bolt that is screwed at least four screwed holes (8-2-2) with cylinder (6-5).
8. according to claim 1,2 or 4 described baffle types are crossed the automatically controlled continuous adjustable dispensing device of water injection well, it is characterized in that: top connection (1) is threaded with main cylinder (6-3) and seals by sealing ring, top connection (1) is inserted into cable joint-box (2) upward and the two seals by sealing ring, upper cable joint-box (2) is inserted into contact pin cover (3) upward and the two seals by sealing ring, contact pin cover (3) is inserted into valve jacket (4) upward and the two seals by sealing ring, valve jacket (4) is inserted into middle adapter sleeve (5) upward and the two seals by sealing ring, middle adapter sleeve (5) is inserted in the locating slot (6-6) and the two seals by sealing ring, the lower end of central tube (8) is threaded with lower joint sleeve (10) and seals by sealing ring, adapter sleeve (9) is respectively with lower cable joint-box (24) with go out water jacket (12) and seal by sealing ring, adapter sleeve (9) is threaded with central tube (8) and seals by sealing ring, adapter sleeve (9) seals by sealing ring with the main cylinder of work (7), lower joint sleeve (10) is inserted into out water jacket (12) upward and the two seals by sealing ring, seating nipple master cylinder (7) is threaded with cylinder (6-5) and seals by sealing ring, the main cylinder of work (7) is threaded with lower joint sleeve (10) and seals by sealing ring, going out water jacket (12) is threaded with lower contact (11) and seals by sealing ring, go out that fluid catheter (14) is threaded with water blocking (31) and by the sealing ring sealing, water blocking (31) be inserted into adapter sleeve (9) upper and the two seal by sealing ring.
9. baffle type according to claim 8 is crossed the automatically controlled continuous adjustable dispensing device of water injection well, its special permission is: described device also comprises anti-turn (23), anti-turn (23) are installed on the valve jacket (4), and motor (17) is connected on the valve jacket (4) by anti-turn (23).
According to claim 1 or 9 described baffle types cross the automatically controlled continuous adjustable dispensing device of water injection well, it is characterized in that: described device also comprises car formula sealing ring (18), and power transmission shaft (30) seals by Che Shi sealing ring (18) with middle adapter sleeve (5).
Priority Applications (1)
| 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 |
Applications Claiming Priority (1)
| 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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| CN103306649A true CN103306649A (en) | 2013-09-18 |
| CN103306649B CN103306649B (en) | 2015-09-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314496A (en) * | 2014-08-18 | 2015-01-28 | 哈尔滨工业大学 | Retrievable packer special for polymer injection well |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20040040718A1 (en) * | 2002-08-27 | 2004-03-04 | Rhodes R. David | Downhole injection system |
| 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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2013
- 2013-07-02 CN CN201310272442.7A patent/CN103306649B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040040718A1 (en) * | 2002-08-27 | 2004-03-04 | Rhodes R. David | Downhole injection system |
| 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 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314496A (en) * | 2014-08-18 | 2015-01-28 | 哈尔滨工业大学 | Retrievable packer special for polymer injection well |
| 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 |
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| Publication number | Publication date |
|---|---|
| CN103306649B (en) | 2015-09-16 |
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