CN101451812B - Detection device for detecting deformation of oil gas delivery conduit - Google Patents

Detection device for detecting deformation of oil gas delivery conduit Download PDF

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Publication number
CN101451812B
CN101451812B CN2007101161091A CN200710116109A CN101451812B CN 101451812 B CN101451812 B CN 101451812B CN 2007101161091 A CN2007101161091 A CN 2007101161091A CN 200710116109 A CN200710116109 A CN 200710116109A CN 101451812 B CN101451812 B CN 101451812B
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CN
China
Prior art keywords
leather cup
mileage
main
leather
pipeline
Prior art date
Application number
CN2007101161091A
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Chinese (zh)
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CN101451812A (en
Inventor
孙东昌
孙永泰
刘建平
刘孟家
史晶
李卫星
陈学春
Original Assignee
中国石化集团胜利石油管理局钻井工艺研究院
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Priority to CN2007101161091A priority Critical patent/CN101451812B/en
Publication of CN101451812A publication Critical patent/CN101451812A/en
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Publication of CN101451812B publication Critical patent/CN101451812B/en

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Abstract

The invention relates to a detecting device for detecting the deformation of the oil and gas transmission pipeline, which is applied to the nondestructive detection of the oil and gas transmission pipeline. The detecting device comprises a main body, a guide leather cup, a measuring leather cup, a sensor stay bar, a leather cup tightening spring, a linear displacement sensor, a driving leather cup, an odometer wheels direct supporting arm, an odometer wheel, an odometer wheels oblique supporting arm and a measuring leather cup retaining ring. The main body is provided with an information storehouse and a battery storehouse. The leather cup tightening spring and the linear displacement sensor are uniformly arranged on the main body excircle. The detecting device of the invention can complete the deformation detection of the pipeline, and determine the deformation position of the pipeline, namely the detecting device is driven via pressure difference (oil, water or gas) and runs in the pipeline; the measuring leather cup clings the pipe wall and changes with the pipe wall; the change information is stored in a storage; two odometers on the detecting device measure the travel distance, and the odometer information is also stored in the storage; when the detecting device runs out of the pipeline, the information is taken out to process comprehensive analysis and calculation so as to realize the detection of the pipeline.

Description

A kind of pick-up unit that is used to detect deformation of oil gas delivery conduit

Technical field

The present invention relates to a kind of pick-up unit that is used to detect deformation of oil gas delivery conduit, be applied to the pipe-line Non-Destructive Testing.

Background technology

China has formed crisscross submarine oil-transportation net in the exploitation of marine oil and gas resource.Just bear effect of factors such as geology variation, dielectric corrosion, ocean current for a long time after putting into operation with the offshore oil and gas delivery line by land, be prone to produce defectives such as distortion, corrosion and crackle, need timely these defectives of finding; Prevent the oil and gas leakage phenomenon; The current pipeline defects detection requires the pipeline deflection very little, therefore before carrying out the defect of pipeline detection, detects as not carrying out the pipeline internal strain; The as easy as rolling off a log defect of pipeline detecting instrument card that causes gets lodged in the bigger pipeline section of distortion; To carry out the technical research of transportation pipe line deformation detection very necessary for this reason, and its purpose can be accomplished the pipe interior pattern fast and detect, and for defect of pipeline detects foundation accurately and reliably is provided; Guarantee that the defects detection instrument does not block stifled phenomenon effectively through pipeline, avoid producing heavy economic losses because of the unfreezing maintenance.Simultaneously, this device can carry out anticipation to the existing problem of pipeline through deformation detection and analysis to pipeline.

Summary of the invention

The demand that the present invention is directed to existing delivery line detection designs, and purpose provides a kind of pipe deforming pick-up unit (being called for short " device for detecting deformation ") that is used to detect deformation of oil gas delivery conduit.The present invention is achieved in that this device for detecting deformation moves it through pressure differential (oil, water or gas) in pipeline; When there is distortion in pipeline; Detecting leather cup will change; Change thereby drive strut, linear displacement transducer is sensed change information, and with information stores in storer; Simultaneously, 2 odometers on the device for detecting deformation are measured the distances of walking, also mileage information are stored in the storer, treat that device for detecting deformation moves out of pipeline after, information is taken out, utilize off-line analysis software, realize analysis and assessment to the pipe deforming situation.

Device according to the invention is made up of main body, head end lid, guiding leather cup, measurement leather cup, sensor strut, driving leather, rear end cap, rear end cap back-up ring, mileage opinion spring, mileage opinion, the straight brace of mileage opinion, mileage opinion diagonal brace arm, measurement leather cup back-up ring, packing ring, diagonal brace arm holddown spring; Main body is provided with information stores storehouse, battery compartment, and the main body cylindrical evenly is furnished with leather cup tightening spring and linear displacement transducer.

Guiding leather cup of the present invention, measurement leather cup are enclosed within on the main body, and fix through measuring leather cup back-up ring and head end cover bolt, separate through packing ring between them, wherein measure the leather cup back-up ring and are welded on the main body, and the guiding leather cup is reverse pan bottom shape with the measurement leather cup.

Driving leather driving leather of the present invention is enclosed within on the main body, and is fixed by bolts on the main body through rear end cap and rear end cap back-up ring, and wherein the rear end cap back-up ring is welded on the main body, and driving leather is reverse pan bottom shape.

Leather cup tightening spring of the present invention and linear displacement transducer are installed in the hole of main body outer rim, and sensor strut one end is connected through bearing pin with the measurement leather cup, and the other end is connected with the slide bar of linear displacement transducer through bearing pin.

Mileage opinion diagonal brace arm one end of the present invention is connected with main body through bearing pin; The other end is connected through bearing pin with the mileage opinion; The last bearing pin of mileage opinion is placed on the half elliptic shrinkage pool in the straight brace of mileage opinion, and on tube wall, diagonal brace arm holddown spring is pressed on mileage opinion bearing pin on the half elliptic shrinkage pool in the straight brace of mileage opinion through mileage opinion diagonal brace arm the mileage opinion through mileage opinion spring compression; The mileage opinion is provided with magnet, and the straight brace of mileage opinion is provided with inductor.

Battery is installed in mount message collection in the detection information stores of the present invention storehouse, processing and the storage system, battery compartment, is compressed sealing by head end lid and rear end cap through bolt and O-ring seal respectively.

Detection information acquisition in the information stores of the present invention storehouse, processing are connected through cable by the inductor in the straight brace with storage system, interior battery and the mileage of battery compartment.

Guiding leather cup of the present invention and driving leather thickness are bigger, and the pick-up unit supporting role of having held concurrently simultaneously can reach 75% o'clock of tested pipeline internal diameter at deflection permanent strain does not take place.

Description of drawings

Fig. 1 is the device for detecting deformation synoptic diagram;

Fig. 2 is a device for detecting deformation odometer scheme of installation;

1, main body 2, information storage storehouse 3, head end lid 4, guiding leather cup

5, measure leather cup 6, sensor strut 7, leather cup tightening spring 8, linear displacement transducer

9, driving leather 10, rear end cap 11, battery compartment 12, rear end cap back-up ring

13, mileage wheel spring 14, mileage wheel 15, mileage are taken turns straight brace 16, mileage wheel diagonal brace arm

17, measure leather cup back-up ring 18, packing ring 19, diagonal brace arm holddown spring

Embodiment

Combine Figure of description 1,2,3 at present, the present invention further described:

Device for detecting deformation by main body 1, information stores storehouse 2, head end lid 3, guiding leather cup 4, measure that leather cup 5, sensor strut 6, leather cup tightening spring 7, linear displacement transducer 8, driving leather 9, rear end cap 10, battery compartment 11, rear end cap back-up ring 12, mileage wheel spring 13, mileage wheel 14, mileage are taken turns straight brace 15, mileage wheel diagonal brace arm 16, measured leather cup back-up ring 17, packing ring 18, diagonal brace arm holddown spring 19 form, main body 1 is provided with information stores storehouse 2, battery compartment 11 reaches and evenly is furnished with the hole that is used to install leather cup tightening spring 7 and linear displacement transducer 8.Information acquisition, processing and storage unit are installed in information stores storehouse 2, the detection power supply is installed in battery compartment 11.On mileage wheel 14, be provided with magnet, take turns in the straight brace 15 being provided with inductor at mileage.

The effect of device for detecting deformation is exactly to measurement line distortion situation, and judges the distortion geographic location.Concrete testing process is: device for detecting deformation is rendered in the seized pipeline, and the device for detecting deformation dispensing port is fastened, in pipeline, inject pressure gas or water, promote device for detecting deformation through pressure reduction before and after the device for detecting deformation and advance along pipeline.In the process of advancing, measure leather cup 5 under the effect of self elastic force and leather cup tightening spring 7, be close to tube wall all the time; When pipeline deforms, tube wall will make measurement leather cup 5 deform, and sensor strut 6 rotates; Leather cup tightening spring 7 is changed; And cause linear displacement transducer 8 slide bars to produce displacement, thus recording the situation of change of tube wall, this information will be installed in information acquisition, processing and storage unit in the information stores storehouse 2 and carry out pre-service and note; Mileage wheel 14 is connected mileage and takes turns on straight brace 15 and the mileage wheel diagonal brace arm 16; Be pressed on the tube wall through mileage wheel spring 13; Mileage wheel 14 rotates along tube wall; And the generation signal, this information also is installed in information acquisition, processing and storage unit in the information stores storehouse 2 and carries out pre-service and note.After treating that device for detecting deformation shifts out pipeline, detected information imports computing machine, can obtain the distortion situation of pipeline and the geographic position and the length of pipeline of distortion place through computer elite's analytic system.

Claims (5)

1. device for detecting deformation that is used to detect pipe-line; It is characterized in that: comprise that main body (1), head end lid (3), guiding leather cup (4), measurement leather cup (5), sensor strut (6), driving leather (9), rear end cap (10), rear end cap back-up ring (12), mileage wheel spring (13), mileage are taken turns (14), mileage is taken turns straight brace (15), mileage wheel diagonal brace arm (16), measured leather cup back-up ring (17), packing ring (18), diagonal brace arm holddown spring (19); Main body (1) is provided with information stores storehouse (2), battery compartment (11); Main body (1) cylindrical is evenly processed porose, and leather cup tightening spring (7) and linear displacement transducer (8) are installed in the hole; Said measurement leather cup (5) is installed between guiding leather cup (4) and the driving leather (9) and is positioned near guiding leather cup (4) one sides, and guiding leather cup (4), measurement leather cup (5) and driving leather (9) are enclosed within on the main body (1); The said device for detecting deformation that is used to detect pipe-line advances in pipeline through pressure reduction before and after it; Sensor strut (6) one ends are connected through bearing pin with measurement leather cup (5), and the other end is connected with the slide bar of linear displacement transducer (8) through bearing pin; Mileage wheel (14), mileage take turns straight brace (15) and mileage wheel diagonal brace arm (16) is arranged between measurement leather cup (5) and the driving leather (9); Mileage wheel diagonal brace arm (16) one ends are connected with main body (1) through bearing pin; The other end is connected through bearing pin with mileage wheel (14); Bearing pin on the mileage wheel (14) is placed on mileage and takes turns on the half elliptic shrinkage pool in the straight brace (15); Mileage wheel (14) is pressed on the tube wall through mileage wheel spring (13); Diagonal brace arm holddown spring (19) is pressed on mileage through mileage wheel diagonal brace arm (16) with the bearing pin of mileage wheel (14) and takes turns on the half elliptic shrinkage pool in the straight brace (15), and mileage wheel (14) is provided with magnet, and mileage is taken turns straight brace (15) and is provided with inductor.
2. a kind of device for detecting deformation that is used to detect pipe-line according to claim 1; It is characterized in that leading leather cup (4), measure leather cup (5) and be enclosed within on the main body (1); And cover (3) with head end and use bolt through measuring leather cup back-up ring (17); Separate through packing ring (18) between them, wherein measure leather cup back-up ring (17) and be welded on the main body (1), guiding leather cup (3) and measurement leather cup (4) are reverse pan bottom shape.
3. a kind of device for detecting deformation that is used to detect pipe-line according to claim 1; It is characterized in that driving leather (9) is enclosed within on the main body (1); And use bolt through rear end cap (10) and rear end cap back-up ring (12); Wherein rear end cap back-up ring (12) is welded on the main body (1), and driving leather (9) is reverse pan bottom shape.
4. a kind of device for detecting deformation that is used to detect pipe-line according to claim 1; It is characterized in that the interior installation and measuring information acquisition in information stores storehouse (2), processing and storage system; Battery is installed in the battery compartment (11), is compressed sealing by head end lid (3) and rear end cap (10) through bolt and O-ring seal respectively.
5. a kind of device for detecting deformation that is used to detect pipe-line according to claim 1 is characterized in that the inductor that battery that detection information acquisition, processing and storage system, battery compartment (11) in the information stores storehouse (2) is interior and mileage are taken turns in the straight brace (15) is connected through cable.
CN2007101161091A 2007-12-07 2007-12-07 Detection device for detecting deformation of oil gas delivery conduit CN101451812B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2007101161091A CN101451812B (en) 2007-12-07 2007-12-07 Detection device for detecting deformation of oil gas delivery conduit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2007101161091A CN101451812B (en) 2007-12-07 2007-12-07 Detection device for detecting deformation of oil gas delivery conduit

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CN101451812A CN101451812A (en) 2009-06-10
CN101451812B true CN101451812B (en) 2012-03-07

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Publication number Priority date Publication date Assignee Title
CN103185565B (en) * 2011-12-30 2016-06-08 中国石油天然气股份有限公司 A kind of oil and gas pipes deformation detection checking test method and device
CN104062399B (en) * 2013-03-19 2016-02-10 中国石油天然气股份有限公司 Pipeline joint anticorrosion layer the cannot-harm-detection device
CN103245381B (en) * 2013-04-28 2016-02-24 中国石油大学(北京) A kind of oil and gas pipes latus rectum pick-up unit
CN203704945U (en) * 2013-10-24 2014-07-09 上海佳友市政建筑有限公司 Pipeline track gauge with novel distance metering wheels
CN104748711B (en) * 2013-12-31 2017-10-27 中国石油化工集团公司 A kind of pipeline detection mileage measuring mechanism
CN105674941A (en) * 2014-11-21 2016-06-15 中国石油化工集团公司 Pipeline double-row deformation detection mechanism
CN104532264B (en) * 2014-12-24 2017-12-05 中国石油天然气股份有限公司 Damage and Evaluation of Cathodic Protection method and device outside a kind of pipeline
CN104535005B (en) * 2015-01-08 2017-10-17 新疆石油工程建设有限责任公司 Intelligent pipeline caliper
CN106152931A (en) * 2016-08-25 2016-11-23 何仕刚 The high performance pipeline geometry deformation detector measured based on space magnetic field
CN106225700B (en) * 2016-09-10 2018-11-09 乌鲁木齐市泰瑞赛驰机电科技有限公司 High-precision pipeline drift diameter diameter measurer and its inflation speed regulating method
CN106595468B (en) * 2016-12-19 2019-08-13 重庆科技学院 Built-in rock sample inner hole radial direction deformation test device
CN107976518B (en) * 2017-11-23 2020-05-01 南京英派克检测有限责任公司 Nondestructive testing device for inner wall of pipe
CN108151621B (en) * 2017-12-26 2019-12-17 台州统发机械有限公司 device for measuring ovality of pipeline

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Owner name: SINOPEC OILFIELD SERVICE CORPORATION

Free format text: FORMER OWNER: WELL-DRILLING TECHNOLOGY INST., SHENGLI PETROLEUM ADMINISTRATION, SINOPEC

Effective date: 20150908

Owner name: CHINA PETROLEUM + CHEMICAL VICTORY OIL ENGINEERING

Effective date: 20150908

C41 Transfer of patent application or patent right or utility model
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Effective date of registration: 20150908

Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6

Patentee after: SINOPEC OILFIELD SERVICE CORPORATION

Patentee after: Drilling Well Technology Institute, Shengli Petroleum Engineering Co., Ltd., SINOPEC

Address before: 257017 No. 236, North Road, Dongying District, Shandong, Dongying

Patentee before: Well-Drilling Technology Inst., Shengli Petroleum Administration, SINOPEC