CN101906962A - Mechanical type tubing collar detection device - Google Patents
Mechanical type tubing collar detection device Download PDFInfo
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- CN101906962A CN101906962A CN2010102344778A CN201010234477A CN101906962A CN 101906962 A CN101906962 A CN 101906962A CN 2010102344778 A CN2010102344778 A CN 2010102344778A CN 201010234477 A CN201010234477 A CN 201010234477A CN 101906962 A CN101906962 A CN 101906962A
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- detection
- cylinder body
- push rod
- moving spring
- throttling axle
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Abstract
The invention provides a mechanical type tubing collar detection device comprising a body and detection mechanisms. The body is internally provided with two groups of detection mechanisms which are in up and down arrangement and comprise three detection parts for each group; the three detection parts are uniformly distributed along the circumferential direction of the body; each detection part comprises a detection roller, a throttle shaft, an ejector rod, a cylinder body and a reversing valve; the detection roller is mounted at the inner end of the throttle shaft, the outer end of the throttle shaft is arranged in the cylinder body, a throttle shaft offsetting spring is arranged between the outer end of the throttle shaft and the bottom part of the cylinder body, and the center of the throttle shaft is provided with throttle holes along the axial direction of the throttle shaft; the inner end of the ejector rod is arranged in the cylinder body, and the outer end of the ejector rod is connected with the reversing valve; and the ejector rods at two sides of the bottom part of the cylinder body are provided with an inner limiting lug boss and an outer limiting lug boss, and an ejector offsetting spring is arranged between the inner limiting lug boss and the bottom part of the cylinder body. The mechanical type tubing collar detection device has the advantages of reasonable structure, convenient operation and accurate detection results, realizes the automatic control of a blow-out preventer in a wellhead device, and improves the working efficiency of no-killing operation.
Description
Technical field
The present invention relates to a kind of control device that is used for oil and gas wells in oil fields, particularly a kind of mechanical type tubing collar detection device that is applicable to Operating Pressure.
Background technology
Operating Pressure is meant the hydraulic oil well in not kill-job, not under the open flow situation, to oil pipe rise, under a kind of special operation mode.Adopt Operating Pressure, both can protect oil-gas Layer to avoid polluting, improving recovery ratio, can avoid the pollution of open flow again, meet the HSE requirement ground.The main device of Operating Pressure is annular preventer or ram preventer, and it deforms under the control of hydraulic coupling, thereby holds the oil pipe in the well tightly, realizes the sealing to well head.Because the box cupling diameter of oil pipe greater than caliber, during by force by preventer, can cause friction to tear to annular rubber core, makes the shortening in application life of glue core, increases cost of production, reduces operating efficiency.The effect of tubing collar detection device is, when tubing coupling during near preventer, sends and reports to the police or control signal, make preventer fast, open, to guarantee passing through smoothly of tubing coupling in good time.
The tubing collar detection device that uses is generally induction at present, owing to be subjected to the influence of factors such as the greasy dirt of the instantaneous unstability of outside power frequency supply and working site and metal material, thereby detecting error is bigger, reliability is lower, and this type of induction tubing collar detection device in use also need be paid close attention to explosion-proof safety problem.Chinese patent 200710010043.8 discloses a kind of mechanical pipe pole connecting hoop detecting apparatus for working with pressure, forms by housing, exploring block with near displacement transducer; One group of exploring block that is constituted by exploring block housing, detection wheel, roller axle, spacing ring, detection plunger, compression spring, regulating piston, plug respectively is set symmetrically in the left and right sides of housing, housing is provided with outward and is attached thereto that the displacement that connects transmits that bar, displacement transmit guide pad, sensor guide holder, sensor stand and near displacement transducer, the Sensor section outside is provided with protective cover, exploring block is connected and fixed by bolt, nut and housing and is one, and the sensor guide holder is connected with the exploring block housing with screw with support; The exploring block shell stops, survey on plunger, the regulating piston and be respectively equipped with sealing ring.During work, moving up and down of tubing coupling, drive detection wheel and drive detection plunger edge to moving, transmit guide pad and export detectable signal by displacement transmission bar, displacement near displacement transducer, realize sound and light alarm, thus for preventer under pressure balance control, open sealing pair by tubing coupling smoothly by a control signal is provided.Though this patent name is called mechanical type, it finally remains, and a control signal realizes by sending near displacement transducer, and bilateral symmetry formula structure, when departing from the well head center for oil pipe, still has detecting error.
Summary of the invention
For overcoming the deficiencies in the prior art part, the invention provides a kind of rational in infrastructure, result of detection is accurate, the mechanical type tubing collar detection device of easy to operate, high efficiency.
The technical solution adopted for the present invention to solve the technical problems is: comprise body and detection agency;
Described body all has the cylindrical shape of flange for two ends up and down, is provided with two groups of detection agencies set up and down in body;
Described detection agency is made of three exploring blocks, three exploring blocks circumferentially evenly distributing along body;
Described exploring block comprises detection wheel, throttling axle, throttling axle back-moving spring, push rod, push rod back-moving spring, cylinder body and reversal valve; Detection wheel is loaded on horizontally disposed throttling axle the inner versatilely, and the outer end of throttling axle places in the cylinder body, and is provided with throttling axle back-moving spring between the bottom of the outer end of throttling axle and cylinder body, and the center of throttling axle axially offers throttle orifice along it; The inner of push rod places in the cylinder body, and the outer end of push rod is connected with reversal valve; And on the push rod of cylinder base both sides, being provided with positive stop lug boss and outside positive stop lug boss, between interior positive stop lug boss and cylinder base, be provided with the push rod back-moving spring.
Above-mentioned throttling axle back-moving spring is nested with outside the push rod back-moving spring.
During work, at first the present invention is installed between the upper and lower annular preventer of well device, in the well liquid of band pressure by the throttle orifice on the throttling axle in cylinder body, throttling axle back-moving spring and throttling axle, push rod back-moving spring and push rod in the cylinder body all are in equilibrium state, and detection wheel contacts with the oil pipe external surface; Then that the reversal valve in the upper and lower two groups detection agency is in parallel by group separately, more respectively with the hydraulic system of upper and lower annular preventer communications and liaison mutually.Move upward in body with oil pipe and to be example, when tubing coupling touches the detection wheel of next group detection agency, detection wheel overcomes the elastic force of throttling axle back-moving spring and drives the axial movement outside of throttling, cause the volume of throttling axle in cylinder body to become big, while is owing to the throttling action of throttle orifice in the throttling axle, pressure in the cylinder body can temporarily raise, break the balance of push rod back-moving spring and push rod, push rod outwards motion acts on reversal valve, reversal valve then drives down annular preventer and opens, and tubing coupling is passed through smoothly; Behind tubing coupling detection wheel by next group detection agency, reversal valve then descends annular preventer to reset and cuts out under the effect of push rod back-moving spring and throttling axle back-moving spring and reset; When the last Xingqi tubing coupling of oil pipe continuation touched the detection wheel of last one group of detection agency, then operating principle was with above-mentioned.Because the present invention adopted two groups of detection agencies, include three exploring blocks in every group of detection agency, three detection wheels be evenly distributed in body week upwards, even therefore oil pipe departs from the center in well head, also can guarantee the result's that surveys accuracy.
Beneficial effect of the present invention is: it is rational in infrastructure, and is easy to operate, and result of detection is accurate, has realized the automatic control of preventer in the wellhead assembly, has improved the operating efficiency of Operating Pressure greatly.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1
Fig. 3 is the B-B sectional view of Fig. 2.
Among the figure: 1 is body, and 1-1 is a upper flange, and 1-2 is that lower flange, 2 is exploring block, and 2-1 is a detection wheel, 2-2 is a wheel shaft, and 2-3 is the throttling axle, and 2-31 is a throttle orifice, 2-32 is interior limited step, and 2-33 is outer limited step, and 2-4 is a mounting flange, 2-5 is a cylinder body, and 2-6 is a throttling axle back-moving spring, and 2-7 is a push rod, 2-71 is interior positive stop lug boss, and 2-72 is outer positive stop lug boss, and 2-8 is the push rod back-moving spring, 2-9 is a reversal valve, and 3 is oil pipe, and 3-1 is tubing coupling.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
The mechanical type tubing collar detection device that the present invention includes comprises body 1 and detection agency;
Two ends were respectively equipped with the cylindrical shape of upper flange 1-1 about described body 1 was, and were provided with two groups of detection agencies set up and down in body 1;
Described detection agency is made of three exploring blocks, three exploring blocks circumferentially evenly distributing along body;
Described exploring block comprises detection wheel 2-1, throttling axle 2-3, throttling axle back-moving spring 2-6, push rod 2-7, push rod back-moving spring 2-8, cylinder body 2-5 and reversal valve 2-9; Detection wheel 2-1 is loaded on the inner of horizontally disposed throttling axle 2-3 versatilely by wheel shaft 2-2, the outer end of throttling axle 2-3 is passed the mounting flange 2-4 that is fixed in body 1 outside and is placed in the cylinder body 2-5, on the throttling axle 2-3 of both sides, cylinder body 2-5 top, being respectively equipped with limited step 2-32 and outside limited step 2-33; Described cylinder body 2-5 is fixed on the mounting flange 2-4, and is provided with throttling axle back-moving spring 2-6 between the bottom of the outer end of throttling axle 2-3 and cylinder body 2-5, and the center of throttling axle 2-3 axially offers throttle orifice 2-31 along it; The inner of push rod 2-7 places in the cylinder body 2-5, and the outer end of push rod 2-5 is connected with reversal valve 2-9; And positive stop lug boss 2-71 and outer positive stop lug boss 2-72 in being provided with on the push rod 2-7 of cylinder body 2-5 two bottom sides are provided with push rod back-moving spring 2-8 between bottom positive stop lug boss 2-72 and the cylinder body 2-5 in this.Above-mentioned throttling axle back-moving spring 2-6 is nested with outside push rod back-moving spring 2-8.
During work, at first be installed on the present invention between the upper and lower annular preventer of well device by its upper flange 1-2, lower flange 1-2, in the well liquid of band pressure by the throttle orifice 2-31 on the throttling axle 2-3 in cylinder body 2-5, throttling axle back-moving spring 2-6 in the cylinder body 2-5 and throttling axle 2-3, push rod back-moving spring 2-8 and push rod 2-7 are in equilibrium state, and detection wheel 2-1 contacts with oil pipe 3 external surfaces; Then that the reversal valve 2-9 in the upper and lower two groups detection agency is in parallel by group, more respectively with the hydraulic system of upper and lower annular preventer communications and liaison mutually.Move upward in body with oil pipe 3 and to be example, when tubing coupling 3-1 touches the detection wheel 2-1 of next group detection agency, detection wheel 2-1 overcomes the elastic force of throttling axle back-moving spring 2-6 and drives throttling axle 2-3 and moves laterally, cause the volume of throttling axle 2-3 in cylinder body 2-5 to become big, simultaneously because the throttling action of the throttle orifice 2-31 on the throttling axle 2-3, pressure in the cylinder body 2-5 can temporarily raise, break the balance of push rod back-moving spring 2-8 and push rod 2-7, push rod 2-7 outwards motion acts on reversal valve 2-9, reversal valve 2-9 then drives down annular preventer and opens, and tubing coupling 3-1 is passed through smoothly; Behind tubing coupling 3-1 detection wheel 2-1 by next group detection agency, reversal valve 2-9 then descends annular preventer to reset and closes under the effect of push rod back-moving spring 2-8 and throttling axle back-moving spring 2-6 and reset; Up when oil pipe 3 continuation, when tubing coupling 3-1 touches the detection wheel 2-1 of one group of detection agency, then be the action that one group of detection agency repeats next group detection agency.In like manner, when oil pipe 3 is descending in body 1, then goes up the action earlier of one group of detection agency, and move behind next group detection agency.
Because the present invention has adopted two groups of detection agencies, include three exploring blocks in every group of detection agency, three detection wheel 2-21 be evenly distributed in body 1 week upwards, even therefore oil pipe 1 departs from the center in well head, also can guarantee the result's that surveys accuracy.
Claims (2)
1. mechanical type tubing collar detection device comprises body and detection agency; It is characterized in that: described body all has the cylindrical shape of flange for two ends up and down, is provided with two groups of detection agencies set up and down in body;
Described detection agency is made of three exploring blocks, three exploring blocks circumferentially evenly distributing along body;
Described exploring block comprises detection wheel, throttling axle, throttling axle back-moving spring, push rod, push rod back-moving spring, cylinder body and reversal valve; Detection wheel is loaded on horizontally disposed throttling axle the inner versatilely, and the outer end of throttling axle places in the cylinder body, and is provided with throttling axle back-moving spring between the bottom of the outer end of throttling axle and cylinder body, and the center of throttling axle axially offers throttle orifice along it; The inner of push rod places in the cylinder body, and the outer end of push rod is connected with reversal valve; And on the push rod of cylinder base both sides, being provided with positive stop lug boss and outside positive stop lug boss, between interior positive stop lug boss and cylinder base, be provided with the push rod back-moving spring.
2. mechanical type tubing collar detection device according to claim 1 is characterized in that: above-mentioned throttling axle back-moving spring is nested with outside the push rod back-moving spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102344778A CN101906962B (en) | 2010-07-23 | 2010-07-23 | Mechanical type tubing collar detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102344778A CN101906962B (en) | 2010-07-23 | 2010-07-23 | Mechanical type tubing collar detection device |
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| Publication Number | Publication Date |
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| CN101906962A true CN101906962A (en) | 2010-12-08 |
| CN101906962B CN101906962B (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102344778A Active CN101906962B (en) | 2010-07-23 | 2010-07-23 | Mechanical type tubing collar detection device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790936A (en) * | 2015-03-10 | 2015-07-22 | 西安海特电子仪器有限责任公司 | Oil tube measuring instrument for oil well |
| CN105317426A (en) * | 2015-10-16 | 2016-02-10 | 山东胜利石油装备产业技术研究院 | Oil pipe and sucker rod coupling detection equipment and detecting method |
| CN105626046A (en) * | 2015-12-23 | 2016-06-01 | 西安秦森科技有限公司 | Coupling detection device |
| CN106930748A (en) * | 2017-04-12 | 2017-07-07 | 江苏赛瑞机器人装备有限公司 | Oil pipe hoop section detection means |
| CN109138990A (en) * | 2018-09-27 | 2019-01-04 | 大连理工大学盘锦产业技术研究院 | A kind of universal servo-actuated redundancy intelligence collar detecting device of oil field Operating Pressure |
| CN109184673A (en) * | 2018-11-12 | 2019-01-11 | 美钻深海能源科技研发（上海）有限公司 | A kind of mechanical string collar detection device and method |
| CN114060011A (en) * | 2021-11-01 | 2022-02-18 | 无锡智瀚智能机器技术有限公司 | Detection device and operation tool and workover rig comprising same |
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| US5269374A (en) * | 1991-12-17 | 1993-12-14 | Taylor William T | Locator method and apparatus |
| CN2599580Y (en) * | 2002-12-13 | 2004-01-14 | 辽河石油勘探局 | Oil pipe jointing hoop detection apparatus |
| CN1730899A (en) * | 2005-08-02 | 2006-02-08 | 辽河石油勘探局 | Apparatus for work under pressure for oil-water well |
| CN101509370A (en) * | 2009-03-24 | 2009-08-19 | 北京环鼎科技有限责任公司 | Digital casing joint magnetic positioning logging tool |
| CN201747362U (en) * | 2010-07-23 | 2011-02-16 | 江苏省金峰石油机械制造有限公司 | Detection device for mechanical tubing coupling |
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2010
- 2010-07-23 CN CN2010102344778A patent/CN101906962B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US5269374A (en) * | 1991-12-17 | 1993-12-14 | Taylor William T | Locator method and apparatus |
| CN2599580Y (en) * | 2002-12-13 | 2004-01-14 | 辽河石油勘探局 | Oil pipe jointing hoop detection apparatus |
| CN1730899A (en) * | 2005-08-02 | 2006-02-08 | 辽河石油勘探局 | Apparatus for work under pressure for oil-water well |
| CN101509370A (en) * | 2009-03-24 | 2009-08-19 | 北京环鼎科技有限责任公司 | Digital casing joint magnetic positioning logging tool |
| CN201747362U (en) * | 2010-07-23 | 2011-02-16 | 江苏省金峰石油机械制造有限公司 | Detection device for mechanical tubing coupling |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790936A (en) * | 2015-03-10 | 2015-07-22 | 西安海特电子仪器有限责任公司 | Oil tube measuring instrument for oil well |
| CN105317426A (en) * | 2015-10-16 | 2016-02-10 | 山东胜利石油装备产业技术研究院 | Oil pipe and sucker rod coupling detection equipment and detecting method |
| CN105317426B (en) * | 2015-10-16 | 2018-08-31 | 山东胜利石油装备产业技术研究院 | A kind of oil pipe and rod collar detecting devices and detection method |
| CN105626046A (en) * | 2015-12-23 | 2016-06-01 | 西安秦森科技有限公司 | Coupling detection device |
| CN106930748A (en) * | 2017-04-12 | 2017-07-07 | 江苏赛瑞机器人装备有限公司 | Oil pipe hoop section detection means |
| CN109138990A (en) * | 2018-09-27 | 2019-01-04 | 大连理工大学盘锦产业技术研究院 | A kind of universal servo-actuated redundancy intelligence collar detecting device of oil field Operating Pressure |
| CN109184673A (en) * | 2018-11-12 | 2019-01-11 | 美钻深海能源科技研发（上海）有限公司 | A kind of mechanical string collar detection device and method |
| CN109184673B (en) * | 2018-11-12 | 2023-11-24 | 美钻深海能源科技研发（上海）有限公司 | Mechanical pipe column coupling detection device and method |
| CN114060011A (en) * | 2021-11-01 | 2022-02-18 | 无锡智瀚智能机器技术有限公司 | Detection device and operation tool and workover rig comprising same |
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| Publication number | Publication date |
|---|---|
| CN101906962B (en) | 2013-12-11 |
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Effective date of registration: 20200102 Address after: Room 11711, building 1, pinzhitianxia, YinChi, east of Weiyang Road, Weiyang District, Xi'an City, Shaanxi Province Patentee after: Xi'an Qingfeng Petroleum Engineering Co., Ltd Address before: 224022 Dagang Town of Jiangsu province Yancheng City salt District Metallurgical Industrial Park No. 8 Patentee before: Jiangsu Jinfeng Petroleum Machinery Manufacturing Co., Ltd. |