CN107300585A - A kind of Pipeline Magnetic Flux Leakage Inspection tester for testing and test method - Google Patents
A kind of Pipeline Magnetic Flux Leakage Inspection tester for testing and test method Download PDFInfo
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- CN107300585A CN107300585A CN201710559021.0A CN201710559021A CN107300585A CN 107300585 A CN107300585 A CN 107300585A CN 201710559021 A CN201710559021 A CN 201710559021A CN 107300585 A CN107300585 A CN 107300585A
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- 238000012360 testing method Methods 0.000 title claims abstract description 97
- 230000004907 flux Effects 0.000 title claims abstract description 21
- 238000007689 inspection Methods 0.000 title claims abstract description 19
- 238000010998 test method Methods 0.000 title claims description 8
- 238000001514 detection method Methods 0.000 claims abstract description 108
- 230000007547 defect Effects 0.000 claims abstract description 16
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000004458 analytical method Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract 2
- 238000000205 computational method Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 claims 1
- 238000002474 experimental method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The present invention relates to a kind of Pipeline Magnetic Flux Leakage Inspection tester for testing and method, applied to the experimental test or similar field of pipe leakage leakage magnetic detection device, by secondary winch, secondary cable, bracket, leakage magnetic detection device, conduit, test section, test section, test section, support, only pipe, inductor, inductor, main push-towing rope, bracket, pedestal, chock, chock, main winch composition；By setting different defects, main winch drawing leakage magnetic detection device, secondary winch take-up and time cable on test section, realize that leakage magnetic detection device is run with friction speed；By with set Defect Comparison, complete the experimental test to leakage magnetic detection device, with test section change it is convenient, at the uniform velocity moved with friction speed, compact conformation the features such as, various working conditions can be simulated and influence factor is tested leakage magnetic detection device, the degree of accuracy of defect analysis can be greatly improved.
Description
Technical field
The present invention relates to a kind of Pipeline Magnetic Flux Leakage Inspection tester for testing, the testing experiment applied to pipe leakage detector
Or similar field.
Background technology
With expanding economy, Magnetic Flux Leakage Inspecting technology turns into the important foundation method of pipe-line, for ensureing
Pipeline is significant using safety.The information palpus that the leakage field leakage magnetic detection device manufactured using Magnetic Flux Leakage Inspecting technology is detected
Defect shape and yardstick can be just obtained by complicated calculating analysis, accuracy of detection is influenceed by many factors, such as detection speed,
Defect shape, wall thickness information etc., therefore, the test of leakage magnetic detection device is extremely important；Meanwhile, the research and development of new leakage magnetic detection device
Be also required to being tested and being tested repeatedly, at present method of testing be generally single factors test, it is impossible to Magnetic Flux Leakage Inspecting
Device carries out comprehensive test and test.
The content of the invention
A kind of pipe leakage that the present invention is designed for the demand of existing pipe leakage leakage magnetic detection device testing experiment
Tester for testing and test method are detected, by setting various types of drawbacks of the standard on experimental rig and simulating all kinds of works
Journey condition, realizes the test and experiment to leakage magnetic detection device.
The technical scheme is that：
A kind of Pipeline Magnetic Flux Leakage Inspection tester for testing, mainly by secondary winch 1, secondary cable 2, leakage magnetic detection device 4, conduit 5, test
Section, support 9, only pipe 10, inductor, main push-towing rope 13, pedestal 15, bracket I3, bracket II14 and main winch 18 constitute；Wherein：It is described
Conduit 5, test section, only pipe 10 be the tubular structure of same inner diameter, and be coaxially fixed on pedestal 15 after being sequentially connected, test
Segment number is not limited, and sets different defects on test section inside and outside wall respectively；Bracket I3, bracket II14 are separately fixed at conduit 5 and stopped
On the outer base 15 of pipe 10；Leakage magnetic detection device 4 is placed on bracket I3；Secondary winch 1 is arranged on the outside of bracket I3, passes through secondary cable 2
It is connected with the outside of leakage magnetic detection device 4；Main winch 18 is arranged on the outside of bracket II14, by main push-towing rope 13 sequentially pass through only pipe 10,
It is connected after test section, conduit 5 with the inner side of leakage magnetic detection device 4；Inductor is fixed on only pipe 10, and inductor is one group of sensing
Inductor I11 and inductor II12 that device I11 or two groups are spaced apart, and constitute location sensitive cooperation with leakage magnetic detection device 4.
Such scheme further comprises：
Conduit 5 is trumpet type enlarging in the porch of leakage magnetic detection device 4, and the internal diameter of enlarging is more than the external diameter of leakage magnetic detection device 4,
Material is stainless steel or non-permeable material.
One group of chock is further fixed on pedestal 15 on the outside of bracket II1416 or two groups of chocks16 and chock
17, chock16 and chockFairlead on 17 and conduit 5, test section, only the center line of pipe 10 it is consistent, secondary cable 2 is arranged
In on the horizontal plane where the center line.
Conduit 5, test section, only the bottom of pipe 10 be fixed on respectively by support 9 on pedestal 15, conduit 5, test section, only
It is bolted respectively between pipe 10.
Main winch 18 and secondary winch 1 are concentrated by isochronous controller control.
According to the test method of above-mentioned Pipeline Magnetic Flux Leakage Inspection tester for testing, its method and step is：
（One）Detection means 4 is positioned over bracketOn 3, main push-towing rope 13 is connected to the head end of detection means 4, secondary cable 2 and is connected to detection dress
4 tail ends are put, the upper electrical switch of opening detecting device 4 is at detection state, starts main winch 18 and at a slow speed draws detection means 4
Enter in conduit 5；
（Two）The draw rate of main winch 18 is set, starts main winch 18 and accelerates with motion detection device 4 in conduit 5, detection means 4
Setting speed will be reached before the first test section is reached and with uniform motion, in inductor11 sense after detection means 4 automatically
It is out of service and rest in only pipe 10；
（Three）Start main winch 18 and detection means 4 is pulled at a slow speed bracket by stopping in pipe 10On 14, main winch 18 is turned round, point
Main push-towing rope 13 and secondary cable 2 and the connection of detection means 4 are not untied, remove detection means 4；
（Four）Defect form obtained by the data export that detection means 4 is stored, analysis detecting data, then with it is set in test block
Defect compare, corrective pitting analysis software and computational methods, you can realize and test the mark of detection means 4；
（Five）Support car 19 is placed into bracketOn 14, main push-towing rope 13 and secondary cable 2 are connected to support car 19 two ends, start secondary winch
1, support car 19 is pulled to bracketOn 3, rotary pair winch 1 is untied the connection of main push-towing rope 13 and secondary cable 2 and support car 19, removed respectively
Car 19 is supportted, detection means 4 is changed, you can the mark carried out next time is tested.
The present invention operation principle be：
Main push-towing rope is connected with leakage magnetic detection device head end, and secondary cable is connected with leakage magnetic detection device tail end, main winch and secondary winch difference
Two ends are arranged in, main winch pulls leakage magnetic detection device by bracket by main push-towing ropeMove slowly in conduit, it is pre- on main winch
If speed, start main winch and drive leakage magnetic detection device uniform motion in pipeline type test section, position switch senses leakage field
Main winch is automatically stopped motion after detection means, then at a slow speed only manages leakage magnetic detection device pull-out and be moved to bracketOn, it is main
Main push-towing rope is loosened in winch revolution, and the connection of main push-towing rope and secondary cable and leakage magnetic detection device is untied respectively, you can complete to fill Magnetic Flux Leakage Inspecting
The test and experiment put；If the leakage magnetic detection device of different size need to be tested, different conduits, only pipe, test section and survey are changed
Try section support.
The present invention is advantageous in that：Can according to the demand of different tube diameters leakage magnetic detection device, by change test section and
Support is that can be achieved；Non-magnetic conduit can quickly start and reach setting speed state, and reduce to main winch drawing energy
Power demand；Dual inductor, which is set, ensures the leakage magnetic detection device lower security reliability stopped at a high speed；Can be even at different rates
Speed movement is tested；Test section can be arranged to variation and be easy to manufacturing deficiency；Package unit compact conformation, can be limited
Installed in space, accurately can test and test the various performance indications of leakage magnetic detection device.
Brief description of the drawings
Fig. 1 is a kind of Pipeline Magnetic Flux Leakage Inspection tester for testing schematic diagram；
Fig. 2 is the structure chart of support car.
In figure：1st, secondary winch, 2, secondary cable, 3, bracket, 4, leakage magnetic detection device, 5, conduit, 6, test section, 7, test
Section, 8, test section, 9, support, 10, only manage, 11, inductor, 12, inductor, 13, main push-towing rope, 14, bracket, 15, base
Seat, 16, chock, 17, chock, 18, main winch, 19 support cars.
Embodiment
In conjunction with Figure of description 1, the invention will be further described：
A kind of Pipeline Magnetic Flux Leakage Inspection tester for testing is by secondary winch 1, secondary cable 2, bracket3rd, leakage magnetic detection device 4, conduit 5, survey
Try section6th, test section7th, test section8th, support 9, only pipe 10, inductor11st, inductor12nd, main push-towing rope 13, bracket14、
Pedestal 15, chock16th, chock17th, main winch 18 and support car 19 are constituted.Pedestal and 15 main winch 18 are fixed on ground
On, secondary winch 1, bracket3rd, bracket14th, chock16th, chock17 are fixed on pedestal 15, conduit 5, test section6、
Test section7th, test section8th, stop pipe 10 to be fixed on pedestal 15 by support 9 respectively, conduit 5, test section6th, test section
7th, test section8th, only it is bolted respectively between pipe 10；Only inductor is set gradually on pipe 1011 and inductor12；It is main
Cable 13 is connected to leakage magnetic detection device head end, secondary cable 2 and is connected to leakage magnetic detection device tail end.
Test method based on said apparatus is：
（1）Detection means is positioned over bracketOn 3, main push-towing rope 13 is connected to the head end of detection means 4, secondary cable 2 and is connected to the tail of detection means 4
End, the upper electrical switch of opening detecting device 4 is at detection state, starts main winch 18 and at a slow speed pulls in detection means 4 in conduit 5；
（2）The draw rate of main winch 18 is set, starts main winch 18 and accelerates with motion detection device 4 in conduit 5, detection means 4
Test section will be reachedSetting speed is reached before 6 and with uniform motion, in inductor11 sense detection means 4 after stop automatically
Only run and rest in only pipe 10；
（3）Start main winch 18 and detection means 4 is pulled at a slow speed bracket by stopping in pipe 10On 14, main winch 18 is turned round, point
Main push-towing rope 13 and secondary cable 2 and the connection of detection means 4 are not untied, remove detection means 4；
（4）Defect form obtained by the data export that detection means 4 is stored, analysis detecting data, then with institute on test section
The defect of setting is compared, corrective pitting analysis software and computational methods, you can realize and the mark of detection means 4 is tested；
（5）Support car 19 is placed into bracketOn 14, main push-towing rope 13 and secondary cable 2 are connected to support car 19 two ends, start secondary winch
1, support car 19 is pulled to bracketOn 3, rotary pair winch 1 is untied the connection of main push-towing rope 13 and secondary cable 2 and support car 19, removed respectively
Car 19 is supportted, the mark that changing detection means 4 can be carried out next time is tested.
Main winch 18 can be with speed change, can be according to set speed uniform motion；The drawing detection means 4 of main winch 18 is transported
When dynamic, the secondary passive movement of winch 1, when secondary winch 1 pulls the secondary drive of cable 2 motion of main push-towing rope 13, the passive movement of main winch 18；Inductor12 effect is in inductorStopping main winch 18 is remained to during 11 unexpected failure to run；Chock16 and chock17 use
In stable and centering main push-towing rope 13；If the detection means 4 of different size, replaceable guide casing 5, test section need to be tested6th, test section
7th, test section8th, pipe 10 and its respective holder 9, and conduit 5, the test section that holding is newly changed are stopped6th, test section7th, test section8th, the center line and chock of pipe 10 are stopped16 and chock17 guide to visitors center line is consistent, test section6th, test section
7th, test section8 can set polylith according to demand, and defect sets and can changed according to engineering detecting situation.
The effect of Pipeline Magnetic Flux Leakage Inspection tester for testing is by setting various types of drawbacks of the standard on test section
With all kinds of engineering specifications of simulation, the test and experiment to leakage magnetic detection device are realized.Specifically operation process is：Main push-towing rope 13 and leakage field
The head end of detection means 4 is connected, and secondary cable 2 is connected with the tail end of leakage magnetic detection device 4, and main winch 18 and secondary winch 1 are arranged in two
End, main winch 18 pulls leakage magnetic detection device 4 by bracket by main push-towing rope 133 move slowly in conduit 5, on main winch 18
Pre-set velocity, starts main winch 18 and drives leakage magnetic detection device 4 to be moved in pipeline type test section with pre-set velocity, work as inductor11 detect after leakage magnetic detection device 4, and main winch 18 and secondary winch 1 are automatically stopped operation, then at a slow speed by leakage magnetic detection device 4
Bracket is pulled out to by stopping in pipe 10On 14, main push-towing rope 13 is loosened in the revolution of main winch 18, and main push-towing rope 13 and secondary cable 2 and leakage field are untied respectively
The connection of detection means 4, removes leakage magnetic detection device 4, is carried out by exporting data and analyzed, you can complete to fill Magnetic Flux Leakage Inspecting
Put 4 test and experiment.
Main winch 18 can be with speed change, uniform motion after can accelerating according to set speed in conduit 5；Main winch 18
When pulling the motion of leakage magnetic detection device 4, the secondary passive movement of winch 1, when secondary winch 1 pulls the secondary drive of cable 2 motion of main push-towing rope 13, main strand
The passive movement of car 18；Inductor12 effect is in inductorStopping main winch 18 is remained to during 11 unexpected failure to run；Lead cable
Device16 and chock17 are used for stable and centering main push-towing rope 13；It is replaceable if the leakage magnetic detection device 4 of different size need to be tested
Conduit 5, test section6th, test section7th, test section8th, stop pipe 10 and its respective holder 9, and keep the conduit 5 newly changed, survey
Try section6th, test section7th, test section8th, the center line and chock of pipe 10 are stopped16 and chock17 guide to visitors center line
It is consistent, test section6th, test section7th, test section8 can set quantity according to demand.
Claims (7)
1. a kind of Pipeline Magnetic Flux Leakage Inspection tester for testing, mainly by secondary winch（1）, secondary cable（2）, leakage magnetic detection device（4）, lead
Pipe（5）, test section, support（9）, only manage（10）, inductor, main push-towing rope（13）, pedestal（15）, bracket I（3）, bracket II（14）With
Main winch（18）Composition；It is characterized in that：The conduit（5）, test section, only manage（10）It is the tubular structure of same inner diameter, and
Pedestal is coaxially fixed on after being sequentially connected（15）On, test segment number is not limited, and sets different defects on test section inside and outside wall respectively；
Bracket I（3）, bracket II（14）It is separately fixed at conduit（5）With only pipe（10）Outer base（15）On；Leakage magnetic detection device（4）
Place bracket I（3）On；Secondary winch（1）It is arranged on bracket I（3）Outside, passes through secondary cable（2）With leakage magnetic detection device（4）Outside
Connection；Main winch（18）It is arranged on bracket II（14）Outside, passes through main push-towing rope（13）Sequentially pass through and only manage（10）, test section, conduit
（5）Afterwards with leakage magnetic detection device（4）Inner side connection；Inductor, which is fixed on, only manages（10）On, inductor is one group of inductor I
（11）Or two groups of inductor I being spaced apart（11）With inductor II（12）, and and leakage magnetic detection device（4）Constitute location sensitive
Coordinate.
2. a kind of Pipeline Magnetic Flux Leakage Inspection tester for testing according to claim 1, it is characterized in that conduit（5）In leakage field inspection
Survey device（4）Porch is trumpet type enlarging, and the internal diameter of enlarging is more than leakage magnetic detection device（4）External diameter, material be stainless steel or
Non-permeable material.
3. a kind of Pipeline Magnetic Flux Leakage Inspection tester for testing according to claim 1 or 2, it is characterized in that in bracket II（14）
The pedestal in outside（15）On be further fixed on one group of chock（16）Or two groups of chocks（16）And chock（17）, chock
（16）And chock（17）On fairlead and conduit（5）, test section, only manage（10）Center line it is consistent, secondary cable（2）Arrangement
In on the horizontal plane where the center line.
4. a kind of Pipeline Magnetic Flux Leakage Inspection tester for testing according to claim 3, it is characterized in that conduit（5）, test section,
Only manage（10）Bottom pass through support respectively（9）It is fixed on pedestal（15）On, conduit（5）, test section, only manage（10）Between lead to respectively
Cross bolt connection.
5. a kind of Pipeline Magnetic Flux Leakage Inspection tester for testing according to claim 4, it is characterized in that main winch（18）And pair
Winch（1）Concentrate by isochronous controller control.
6. a kind of test method of Pipeline Magnetic Flux Leakage Inspection tester for testing according to claim 1, its method and step is：
（One）By detection means（4）It is positioned over bracket（3）On, main push-towing rope（13）It is connected to detection means（4）Head end, secondary cable（2）Even
It is connected to detection means（4）Tail end, opening detecting device（4）Upper electrical switch be at detection state, start main winch（18）
At a slow speed by detection means（4）Pull in conduit（5）It is interior；
（Two）Set main winch（18）Draw rate, starts main winch（18）Band motion detection device（4）In conduit（5）It is interior to accelerate,
Detection means（4）Setting speed will be reached before the first test section is reached and with uniform motion, in inductor（11）Sense inspection
Survey device（4）After be automatically stopped and run and rest on and only manage（10）It is interior；
（Three）Start main winch（18）By detection means（4）By only managing（10）Bracket is inside pulled at a slow speed（14）On, main winch
（18）Revolution, unties main push-towing rope respectively（13）With secondary cable（2）With detection means（4）Connection, remove detection means（4）；
（Four）By detection means（4）The data export of storage, defect form obtained by analysis detecting data, then with it is set in test block
The defect put is compared, corrective pitting analysis software and computational methods, you can realized to detection means（4）Mark test；
（Five）Car will be supportted（19）It is placed into bracket（14）On, main push-towing rope（13）With secondary cable（2）It is connected to support car（19）Two ends,
Start secondary winch（1）, car will be supportted（19）It is pulled to bracket（3）On, rotary pair winch（1）, main push-towing rope is untied respectively（13）With secondary cable
（2）With support car（19）Connection, remove support car（19）, change detection means（4）, you can the mark carried out next time is tested.
7. a kind of test method of Pipeline Magnetic Flux Leakage Inspection tester for testing according to claim 5, its method and step is：
（One）By detection means（4）It is positioned over bracket（3）On, main push-towing rope（13）It is connected to detection means（4）Head end, secondary cable（2）Even
It is connected to detection means（4）Tail end, opening detecting device（4）Upper electrical switch be at detection state, start main winch（18）
At a slow speed by detection means（4）Pull in conduit（5）It is interior；
（Two）Set main winch（18）Draw rate, starts main winch（18）Band motion detection device（4）In conduit（5）It is interior to accelerate,
Detection means（4）Setting speed will be reached before the first test section is reached and with uniform motion, in inductor（11）Sense inspection
Survey device（4）After be automatically stopped and run and rest on and only manage（10）It is interior；
（Three）Start main winch（18）By detection means（4）By only managing（10）Bracket is inside pulled at a slow speed（14）On, main winch
（18）Revolution, unties main push-towing rope respectively（13）With secondary cable（2）With detection means（4）Connection, remove detection means（4）；
（Four）By detection means（4）The data export of storage, defect form obtained by analysis detecting data, then with it is set in test block
The defect put is compared, corrective pitting analysis software and computational methods, you can realized to detection means（4）Mark test；
（Five）Car will be supportted（19）It is placed into bracket（14）On, main push-towing rope（13）With secondary cable（2）It is connected to support car（19）Two ends,
Start secondary winch（1）, car will be supportted（19）It is pulled to bracket（3）On, rotary pair winch（1）, main push-towing rope is untied respectively（13）With secondary cable
（2）With support car（19）Connection, remove support car（19）, change detection means（4）, you can the mark carried out next time is tested.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710559021.0A CN107300585A (en) | 2017-07-11 | 2017-07-11 | A kind of Pipeline Magnetic Flux Leakage Inspection tester for testing and test method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710559021.0A CN107300585A (en) | 2017-07-11 | 2017-07-11 | A kind of Pipeline Magnetic Flux Leakage Inspection tester for testing and test method |
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|---|---|---|---|---|
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-
2017
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| US3967194A (en) * | 1974-03-15 | 1976-06-29 | Vetco Offshore Industries | Method for flaw location in a magnetizable pipeline by use of magnetic markers positioned outside of said pipeline |
| JPH10141575A (en) * | 1996-11-07 | 1998-05-29 | Sadakuni Daiku | Spherical pig passage sensing method |
| US20040227509A1 (en) * | 2003-02-28 | 2004-11-18 | Eisenmann Lacktechnik Kg | Position detector for a moving part in a pipe |
| CN102998416A (en) * | 2011-09-08 | 2013-03-27 | 中国石油天然气股份有限公司 | Simple oil and gas pipeline traction test method and device |
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