CN102128018B - Electric double-guide flow allocating device - Google Patents
Electric double-guide flow allocating device Download PDFInfo
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- CN102128018B CN102128018B CN 201010613475 CN201010613475A CN102128018B CN 102128018 B CN102128018 B CN 102128018B CN 201010613475 CN201010613475 CN 201010613475 CN 201010613475 A CN201010613475 A CN 201010613475A CN 102128018 B CN102128018 B CN 102128018B
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Abstract
The invention relates to a field of water injection in an oil field water well, and in particular belongs to the test and the adjustment of multi-layer segment small-clamping distance subdividing water injection, aiming at solving the problem that the prior art can not realize the test and the adjustment of the multi-layer segment small-clamping distance subdividing water injection in the prior art. The upper part of an upper externally-arranged electromagnetic flowmeter (7) is in threaded connection with an upper rigid body (2), the lower part of the upper externally-arranged electromagnetic flowmeter (7) is in threaded connection with a middle rigid body (8), and a positive guide shoe (24) and a negative guide shoe (25) are connected with a lower rigid body (8) by a lower dowel (26). The device has the advantages that the layer-exchanging test and the water injection quantity allocation can be willfully performed, various inconveniencies to the test and the allocation caused by inter-layer interference can be overcome, and the technical assurance can be offered to the small-clamping distance multi-layer segment water injection required by the geology and the like.
Description
Technical field: the present invention relates to oil field water well water filling field, especially belong to and be applied to the multi-section multi-layer lesser calorie apart from test and the adjusting of subdivision injection.
Background technology: the oil field will realize that the interior interlayer that reaches of layer further segments at present, must reduce distance between the two-stage injection well downhole flow regulator, the eccentric separated-injection technology of field use is subjected to process technology limit can't adapt to further segmentation needs, be subjected to the impact of water distribution plug pulling, two-stage eccentric injection mandrel spacing requires smooth in guarantee pulling more than 6 meters at least, the layer of not miscarrying, this has limited the card distance of packer simultaneously, prior art can't further be segmented, electric double-guide flow allocating device provided by the invention sends instruction by ground, just open, anti-ballistic to mechanism, cooperate with corresponding injection well downhole flow regulator, can realize that the multi-section multi-layer lesser calorie is apart from test and the adjusting of subdivision injection.
Summary of the invention: the object of the present invention is to provide a kind of multi-section multi-layer lesser calorie of can realizing apart from the real-time testing of water injection well and the electric double-guide flow allocating device of adjusting.
Technical scheme of the present invention realizes by following measures: it is by cable connector, the top rigid body, the motor overload protection, upper circuit board, tighten screw, signal control line, on put outer electromagnetic flowmeter, the bottom rigid body, drive motors, the drive motors output shaft, middle trip bolt, angular transducer, the regulating arm state controller, docking sensor, middle circuit board, upper pin, regulating arm, righting arm, lower trip bolt, temperature pick up, pressure sensor, lower circuit board, driving cam, positive guide grab, anti-guide grab, middle pin, lower pin, positive guide spring, anti-ballistic to spring, the outer electromagnetic flowmeter of underlying and weighted lever form; Wherein cable connector is threaded with the top rigid body; the motor overload protection is integrated on the circuit board; upper circuit board utilization tightens screw and is fixed on the rigid body of top; the signal control line bottom links to each other with the outer electromagnetic flowmeter of underlying; on put outer electromagnetic flowmeter top and link to each other with top rigid body screw thread; the bottom links to each other with bottom rigid body screw thread; the drive motors bottom is the drive motors output shaft; drive motors output shaft bottom is threaded with driving cam; angular transducer; the regulating arm state controller; docking sensor all is integrated on the middle circuit board; trip bolt is fixed on the rigid body of bottom in the middle circuit board utilization; regulating arm; pin is connected on the rigid body of bottom in the righting arm utilization; temperature pick up; pressure sensor is integrated on the lower circuit board; trip bolt is fixed on the rigid body of bottom under the lower circuit board utilization; positive guide grab; pin is connected on the rigid body of bottom in the anti-guide grab utilization; positive guide spring; anti-ballistic under the spring utilization pin be connected on the rigid body of bottom; the outer electromagnetic flowmeter top of underlying is threaded with the bottom rigid body, and its underpart is threaded with weighted lever.
Drive motors adopts the high pulling torque variable speed electric motors, particularly, utilizes driving cam mechanism can make regulating arm, righting arm, positive guide grab, anti-guide grab open and regain.Regulating arm can forward and reverse rotation.
The present invention compared with prior art has following advantage:
1), measurement and adjustment instrument links to each other with the ground control instrument by cable, puts outer electromagnetic flowmeter in the utilization, the outer electromagnetic flowmeter of underlying detects the water injection well layering injected water volume in real time, requires the accent while surveying, Effective Raise operating efficiency according to geological scheme.
2), ground sends instruction, realizes opening and regaining of regulating arm, righting arm, positive guide grab, anti-guide grab, can change arbitrarily layer and measure and adjust the injection allocation water yield, overcome because interlayer interference brings the inconvenience of test and allotment.
3), on put the outer electromagnetic flowmeter of outer electromagnetic flowmeter and underlying and adopt the electromagnetic induction principle measuring flow, its sensor no-movable part guarantees to measure and accurately can examine.
Description of drawings: Fig. 1 is structural representation of the present invention; Fig. 2 is that the present invention hangs the survey view; Fig. 3 is that the positive guide grab 24 of the present invention is opened schematic diagram.
The specific embodiment: the invention will be further described below in conjunction with accompanying drawing: it is by cable connector 1, top rigid body 2, motor overload protection 3, upper circuit board 4, tighten screw 5, signal control line 6, on put outer electromagnetic flowmeter 7, bottom rigid body 8, drive motors 9, drive motors output shaft 10, middle trip bolt 11, angular transducer 12, regulating arm state controller 13, docking sensor 14, middle circuit board 15, upper pin 16, regulating arm 17, righting arm 18, lower trip bolt 19, temperature pick up 20, pressure sensor 21, lower circuit board 22, driving cam 23, positive guide grab 24, anti-guide grab 25, middle pin 26, lower pin 27, positive guide spring 28, anti-ballistic to spring 29, the outer electromagnetic flowmeter 30 of underlying and weighted lever 31 form; Wherein cable connector 1 is threaded with top rigid body 2; motor overload protection 3 is integrated on the circuit board 4; upper circuit board 4 utilizations tighten screw 5 and are fixed on the top rigid body 2; signal control line 6 tops link to each other with cable in the lower going-into-well; the bottom links to each other with the outer electromagnetic flowmeter 30 of underlying; on put outer electromagnetic flowmeter 7 tops and link to each other with top rigid body 2 screw threads; the bottom links to each other with bottom rigid body 8 screw threads; drive motors 9 bottoms are drive motors output shaft 10; drive motors output shaft 10 bottoms are threaded with driving cam 23; angular transducer 12; regulating arm state controller 13; docking sensor 14 all is integrated on the middle circuit board 15; trip bolt 11 was fixed on the bottom rigid body 8 during middle circuit board 15 utilized; regulating arm 17; righting arm 18 utilizes upper pin 16 to be connected on the bottom rigid body 8; temperature pick up 20; pressure sensor 21 is integrated on the lower circuit board 22; lower circuit board 22 utilizes lower trip bolt 19 to be fixed on the bottom rigid body 8; positive guide grab 24; pin 26 was connected on the bottom rigid body 8 during anti-guide grab 25 utilized; positive guide spring 28; anti-ballisticly utilize lower pins 27 to be connected on the bottom rigid body 8 to spring 29; outer electromagnetic flowmeter 30 tops of underlying are threaded with bottom rigid body 8, and its underpart is threaded with weighted lever 31.
Drive motors 9 adopts the high pulling torque variable speed electric motors, particularly, utilizes driving cam mechanism can make regulating arm 17, righting arm 18, positive guide grab 24, anti-guide grab 25 open and regain.Regulating arm 17 can forward and reverse rotation.
During on-the-spot the use, at first hang measurement of discharge in the oil pipe, the present invention is lowered in the distribution well by the cable connection, regulating arm 17 in being lowered to process, righting arm 18, positive guide grab 24, anti-guide grab 25 is in rounding state, when arriving the injecting interval top, send instruction by ground, drive motors 9 rotations, regulating arm 17, righting arm 18, positive guide grab 24, anti-guide grab 25 is in the relieving state, hangs in the oil pipe above injecting interval and surveys full well yield, with the flow comparative analysis of ground metering, to determine whether this device is in normal duty.
Next injection well downhole flow regulator flow measuring and adjusting that just leading, ground sends instruction, regulating arm 17, righting arm 18, positive guide grab 24, anti-guide grab 25 is in rounding state, be lowered into the top that needs test to regulate interval, according to downhole water flow regulator guide way situation, downhole water flow regulator is for just leading, then open the positive guide grab 24 of this device, regulating arm 17, righting arm 18, this moment, anti-guide grab 25 was in rounding state, at this moment, can utilize angular transducer 12, regulating arm state controller 13 detects this device and whether is in normal duty, transfer this device, positive guide grab 24 realizes that regulating arm 17 docks with water distribution plug in the injection well downhole flow regulator under the effect of corresponding injection well downhole flow regulator guide way, utilize docking sensor 14 to check whether this device docks smoothly with water distribution plug, put outer electromagnetic flowmeter 7 on this moment and be positioned at top, water distribution plug inlet opening, the outer electromagnetic flowmeter 30 of underlying is positioned at below, water distribution plug inlet opening, adopts the real-time measuring flow of non-collective flow mode, both differences are this interval water distribution quantity, ground sends instruction, and drive motors 9 rotations are regulated the interior water nozzle of water distribution plug and opened greatly or turn down, with the water distribution quantity contrast of geologic requirements, until meet the demands.
After an interval test is finished, send instruction by ground, make to carry on this device or transfer to arrive another one water distribution interval, realize above-mentioned adjustment process according to injection well downhole flow regulator guiding situation, until complete each interval water distribution quantity of well satisfies geologic requirements.
Claims (3)
1. electric double-guide flow allocating device, it is characterized in that: it is by cable connector (1), top rigid body (2), motor overload protection (3), upper circuit board (4), tighten screw (5), signal control line (6), on put outer electromagnetic flowmeter (7), bottom rigid body (8), drive motors (9), drive motors output shaft (10), middle trip bolt (11), angular transducer (12), regulating arm state controller (13), docking sensor (14), middle circuit board (15), upper pin (16), regulating arm (17), righting arm (18), lower trip bolt (19), temperature pick up (20), pressure sensor (21), lower circuit board (22), driving cam (23), positive guide grab (24), anti-guide grab (25), middle pin (26), lower pin (27), positive guide spring (28), anti-ballistic to spring (29), the outer electromagnetic flowmeter (30) of underlying and weighted lever (31) form; Wherein cable connector (1) is threaded with top rigid body (2); motor overload protection (3) is integrated on the circuit board (4); upper circuit board (4) utilization tightens screw (5) and is fixed on the top rigid body (2); signal control line (6) bottom links to each other with the outer electromagnetic flowmeter (30) of underlying; on put outer electromagnetic flowmeter (7) top and link to each other with top rigid body (2) screw thread; the bottom links to each other with bottom rigid body (8) screw thread; drive motors (9) bottom is drive motors output shaft (10); drive motors output shaft (10) bottom is threaded with driving cam (23); angular transducer (12); regulating arm state controller (13); docking sensor (14) all is integrated on the middle circuit board (15); trip bolt (11) was fixed on the bottom rigid body (8) during middle circuit board (15) utilized; regulating arm (17); pin (16) is connected on the bottom rigid body (8) in righting arm (18) utilization; temperature pick up (20); pressure sensor (21) is integrated on the lower circuit board (22); lower circuit board (22) utilizes lower trip bolt (19) to be fixed on the bottom rigid body (8); positive guide grab (24); pin (26) was connected on the bottom rigid body (8) during anti-guide grab (25) utilized; positive guide spring (28); anti-ballisticly utilize lower pin (27) to be connected on the bottom rigid body (8) to spring (29); outer electromagnetic flowmeter (30) top of underlying is threaded with bottom rigid body (8), and its underpart is threaded with weighted lever (31).
2. electric double-guide flow allocating device according to claim 1, it is characterized in that: drive motors (9) adopts the high pulling torque variable speed electric motors, particularly, utilizes driving cam can make regulating arm (17), righting arm (18), positive guide grab (24), anti-guide grab (25) open and regain.
3. electric double-guide flow allocating device according to claim 1, it is characterized in that: regulating arm (17) can forward and reverse rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010613475 CN102128018B (en) | 2010-12-30 | 2010-12-30 | Electric double-guide flow allocating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010613475 CN102128018B (en) | 2010-12-30 | 2010-12-30 | Electric double-guide flow allocating device |
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| CN102128018A CN102128018A (en) | 2011-07-20 |
| CN102128018B true CN102128018B (en) | 2013-10-30 |
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| CN 201010613475 Active CN102128018B (en) | 2010-12-30 | 2010-12-30 | Electric double-guide flow allocating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493775A (en) * | 2011-12-28 | 2012-06-13 | 中国石油天然气股份有限公司 | Electric fishing device |
| CN102635340A (en) * | 2012-03-05 | 2012-08-15 | 中国石油天然气股份有限公司 | Novel high-efficient testing and regulating process utilizing optical fiber cable |
| CN103132938B (en) * | 2012-12-21 | 2016-04-13 | 贵州航天凯山石油仪器有限公司 | A kind of transmission device of intelligent pulling instrument |
| CN104747108B (en) * | 2015-02-10 | 2017-06-16 | 中国石油天然气股份有限公司 | Multifunction electro-controlled pulling device |
| CN105443091B (en) * | 2015-08-21 | 2018-09-25 | 贵州航天凯山石油仪器有限公司 | A kind of the water regulating device and its detection method of detectable blanking plug |
| CN106640038B (en) * | 2017-01-11 | 2019-11-22 | 中国石油天然气股份有限公司 | Setting type ultrasonic flowmeter seating nipple |
| CN109138977A (en) * | 2018-08-01 | 2019-01-04 | 中国石油天然气股份有限公司 | Ternary composite driving layering output well casing column tests encapsulation method |
| CN111322041A (en) * | 2020-04-14 | 2020-06-23 | 四川省科学城久利电子有限责任公司 | Water distribution device for oil field |
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| US5042584A (en) * | 1990-12-05 | 1991-08-27 | Mcmurray Oil Tools, Inc. | Stacked water regulator and method of use |
| CN101165314A (en) * | 2006-10-18 | 2008-04-23 | 杨朝杰 | Intelligent seal-testing flow-measuring and adjusting device and method |
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| CN201620869U (en) * | 2009-10-20 | 2010-11-03 | 大庆油田有限责任公司 | Downhole testing and adjusting instrument with oilfield layered water flooding dual flow meters arranged above and underneath |
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2010
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Patent Citations (5)
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|---|---|---|---|---|
| US5042584A (en) * | 1990-12-05 | 1991-08-27 | Mcmurray Oil Tools, Inc. | Stacked water regulator and method of use |
| CN101165314A (en) * | 2006-10-18 | 2008-04-23 | 杨朝杰 | Intelligent seal-testing flow-measuring and adjusting device and method |
| CN101555788A (en) * | 2008-04-09 | 2009-10-14 | 吴凤祥 | Double-detection probe measuring and adjusting instrument and detection method thereof |
| CN201620869U (en) * | 2009-10-20 | 2010-11-03 | 大庆油田有限责任公司 | Downhole testing and adjusting instrument with oilfield layered water flooding dual flow meters arranged above and underneath |
| CN201539247U (en) * | 2009-10-26 | 2010-08-04 | 中国石油天然气股份有限公司 | Water injection flow testing string device |
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| Title |
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| 注水井边测边调系统研究与应用;魏振禄;《石油钻采工艺》;19980831;第20卷(第4期);第98-100页 * |
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| CN102128018A (en) | 2011-07-20 |
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Effective date of registration: 20200927 Address after: 100007 Dongcheng District, Dongzhimen, China, North Street, No. 9 Oil Mansion, No. Patentee after: PetroChina Co.,Ltd. Patentee after: Daqing Oilfield Co.,Ltd. Address before: 163453 Heilongjiang Province, Daqing City Ranghulu District No. 233 South Central Avenue Patentee before: Daqing Oilfield Co.,Ltd. |