CN107514544A - A kind of Pipeline Magnetic Flux Leakage Inspection system - Google Patents
A kind of Pipeline Magnetic Flux Leakage Inspection system Download PDFInfo
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- CN107514544A CN107514544A CN201710861065.9A CN201710861065A CN107514544A CN 107514544 A CN107514544 A CN 107514544A CN 201710861065 A CN201710861065 A CN 201710861065A CN 107514544 A CN107514544 A CN 107514544A
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- 230000005291 magnetic effect Effects 0.000 title claims abstract description 107
- 230000004907 flux Effects 0.000 title claims abstract description 67
- 238000007689 inspection Methods 0.000 title claims abstract description 20
- 238000005253 cladding Methods 0.000 claims description 26
- 239000010985 leather Substances 0.000 claims description 23
- 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 description 18
- 238000004891 communication Methods 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 8
- 210000001550 testis Anatomy 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 7
- 230000010358 mechanical oscillation Effects 0.000 abstract description 5
- 239000000523 sample Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 7
- 238000012360 testing method Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
-
- 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
- G01N27/85—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 using magnetographic methods
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
Present invention relates particularly to a kind of Pipeline Magnetic Flux Leakage Inspection system, including Magnetic Flux Leakage Inspecting section, computer section and battery section；Connected between Magnetic Flux Leakage Inspecting section and computer section and between computer section and battery section by universal joint；Magnetic Flux Leakage Inspecting section includes leakage field sleeve, multiple Magnetic Flux Leakage Inspecting unit, spring leaf and connecting rods；Leakage field sleeve is axially disposed and both ends are provided with mounting flange, and multiple Magnetic Flux Leakage Inspecting units are circumferentially uniformly arranged on leakage field sleeve outer wall；One end of Magnetic Flux Leakage Inspecting unit is hinged with connecting rod one end, and the other end and the leakage field sleeve of connecting rod are hinged, and the Magnetic Flux Leakage Inspecting unit other end is connected with spring leaf, and spring leaf end is fixedly connected with leakage field sleeve outer wall, and the axial end of computer section is provided with mileage wheel.Pipeline Magnetic Flux Leakage Inspection system provided by the invention can ensure that probe detection faces are parallel all the time with detected face, substantially reduce the mechanical oscillation in moving process, and can realize and be close to inner-walls of duct movement detection.
Description
Technical field
The present invention relates to pipeline inspection technology field, specially a kind of Pipeline Magnetic Flux Leakage Inspection system.
Background technology
At present, the serious problems that China's long oil and gas pipeline faces are：Most of in-service pipelines are to build 60 to the seventies
, the aged phase in having entered, in the Frequent Accidents stage.Maintenance cost of the China every year for oil-gas pipeline is up to several hundred million
Member, and have the trend being stepped up.Due to the restriction of examined means, pipe damage situation majority can not definitely differentiate and determine
Position, often result in and blindly excavate, blindly scrap, repairing and lack the unnecessary loss such as science.Leakage method is defeated to oil gas length
Pipeline carries out one of important means of Non-Destructive Testing, the magnetic leakage field strength for the ferromagnetic material workpiece surface that it is magnetized by measurement
Spend to judge the size of workpiece, defect.The Cleaning Principle of leakage method is that requirement testee has preferable magnetic flux characteristic, works as quilt
After surveying the local flux saturation of object, the two poles of the earth of magnet form the magnetic field of closing with testee, if measured object in-vivo medium
It is uniformly distributed, tight, the defect without inside and outside, ideally thinks that no magnetic flux passes through from outer wall.However, existing leakage field inspection
Probing head is during scanning, probe detection faces and detected surface non-parallel contact, and the rough caused machinery of detection faces shakes
The factor such as dynamic can reduce detection sensitivity, testing result is produced larger error；Further, since pipeline inside diameter size is not
It is that uniformity is set, undergauge is to a certain extent present, existing Magnetic Flux Leakage Testing System overall structure is fixed, underaction,
It is difficult to be close to inner-walls of duct to move detection.
The content of the invention
Make testing result error larger with detected surface non-parallel contact to solve probe detection faces in the prior art；It is existing
Some Magnetic Flux Leakage Testing System overall structures are fixed, underaction, it is difficult to be close to the problem of inner-walls of duct moves detection, this hair
The bright one kind that provides is reasonable in design, can ensure that probe detection faces are parallel all the time with detected face, substantially reduce and be moved through
Mechanical oscillation in journey, and the Pipeline Magnetic Flux Leakage Inspection system for being close to inner-walls of duct movement detection can be realized.
The technical scheme is that：
A kind of Pipeline Magnetic Flux Leakage Inspection system, including Magnetic Flux Leakage Inspecting section, computer section and battery section, it is characterized in that：
The Magnetic Flux Leakage Inspecting section, computer section and battery section are set gradually from left to right, between the Magnetic Flux Leakage Inspecting section and computer section
And connected between computer section and battery section by universal joint；The Magnetic Flux Leakage Inspecting section includes leakage field sleeve, multiple leakage fields
Detection unit, spring leaf and connecting rod；The leakage field sleeve is axially disposed and both ends are provided with mounting flange, multiple Magnetic Flux Leakage Inspecting lists
Member is circumferentially uniformly arranged on leakage field sleeve outer wall, and Magnetic Flux Leakage Inspecting unit is connected with the computer system in computer section, electricity
Promising computer system is set to provide the battery pack of electric power in Chi Jie；Cut with scissors with connecting rod one end one end of the Magnetic Flux Leakage Inspecting unit
Connect, the other end and the leakage field sleeve of connecting rod are hinged, and the Magnetic Flux Leakage Inspecting unit other end is connected with spring leaf, spring leaf end and leakage field
Sleeve outer wall is fixedly connected, and elastic damping ring is provided between the leakage field sleeve outer wall and connecting rod；The axial direction of the computer section
End face is provided with mileage wheel, and the mileage wheel is by supporting wheel carrier to be hinged with computer section axial end, the axle of the mileage wheel
Extension spring is provided between end sleeve and computer section axial end.
Further, the spring leaf is double-spring piece structure, and double-spring piece structure includes the big spring piece in outside and interior
The little spring piece of side, the upper and lower end of the big spring piece and little spring piece is circular arc, and centre is flat, big spring
It is fixedly connected after the bottom of piece and little spring piece is overlapping with leakage field sleeve outer wall, the upper end weight of big spring piece and little spring piece
Poststack is fixedly connected with Magnetic Flux Leakage Inspecting unit.Spring leaf uses double-spring piece structure, and one is added in Magnetic Flux Leakage Inspecting unit lower end
Individual fulcrum, be advantageous to increase the fitting area of sensor assembly and detected inner-walls of duct.
Further, the upper end curvature of the big spring piece is less than the upper end curvature of little spring piece so that spring leaf
Overall elastic performance is more preferable.
Further, the Magnetic Flux Leakage Inspecting unit includes magnetic conduction pedestal, sensor assembly, magnet piece, magnetic conduction pad, wear-resisting
Pad, left cladding plate and right cladding plate；The sensor assembly is connected with the computer system in computer section；The sensor
Module is located in the middle part of magnetic conduction pedestal lateral surface, and magnet piece is located on the magnetic conduction pedestal lateral surface at sensor assembly both ends；Wear-resistant pad
Piece and magnetic conduction pad are successively set on magnet piece；Be provided with the left of the magnetic conduction pedestal cladding left side magnet piece, magnetic conduction pad and
The left cladding plate of wear-resistant gasket, left cladding plate end are provided with cladding by jointed shaft and rod hinge connection, the magnetic conduction pedestal right side
The right cladding plate of right side magnet piece, magnetic conduction pad and wear-resistant gasket, right cladding plate bottom surface are fixedly connected with the upper end of spring leaf.
It is convenient that the assembling of Magnetic Flux Leakage Inspecting unit all parts coordinates, and integral installation is compact-sized.
Further, the other end of the connecting rod is hinged with the hinged seat on leakage field sleeve outer wall, spring leaf end and leakage
Seat board on magnetosheath drum outer wall is fixedly connected so that magnetic conduction pedestal can activity distribution on the circumference of leakage field sleeve.
Further, the lateral surface of the wear-resistant gasket is the arcuate structure to match with inner-walls of duct, wear-resistant gasket, is led
Magnetic insert and magnet piece by through screw be fixed on magnetic conduction pedestal, fixed by screw, assembly and disassembly is convenient, is advantageous to
Later maintenance.
Further, the leakage field sleeve left end face, which is provided with, prevents raming, and pacifies on the mounting flange at leakage field sleeve both ends
Equipped with support leather cup, the rim of a bowl of two support leather cups is towards identical setting.Anti- ram can play good protection effect, avoid
Leakage field sleeve left-hand end is hit and damaged；Leather cup and inner-walls of duct sliding contact are supported, reduces running resistance.
Further, the computer section includes the computer sleeve that both ends carry mounting flange, and computer system is set
In computer sleeve, support leather cup, the rim of a bowl court of two support leather cups are installed on the mounting flange at computer sleeve both ends
To identical setting, support leather cup and inner-walls of duct sliding contact, running resistance is reduced.
Further, the battery section includes the Battery shell that both ends are provided with mounting flange, and electricity is provided with Battery shell
Pond group, it is provided with the mounting flange end face of Battery shell right-hand member and launches head, electricity with the communication of computer system communication connection
Support leather cup is installed, the rims of a bowl of two support leather cups is towards identical setting on the mounting flange at pond sleeve both ends.Battery section is
Whole detecting system provides electric power；Communication is carried out by communication transmitting head with the computer system of outside to be connected.Computer section
By supporting leather cup and inner-walls of duct sliding contact, while reducing running resistance, computer section outer wall is avoided to be worn.
Advantages of the present invention is：
1. Magnetic Flux Leakage Inspecting unit, connecting rod, spring leaf and leakage field sleeve composition elastic hinge joint structure in the present invention, it can be ensured that
Sensor assembly detection faces remain parallel with inner-walls of duct, and upper and lower scope of activities is big, can better adapt to pipeline reality
Border operating mode.
2. mileage wheel is by supporting the installation of wheel carrier and extension spring cooperation installed in computer sleeve right-hand member in the present invention
On end face of flange so that in mobile detection process, even if pipeline inside diameter size changes, also ensure that mileage wheel with
Inner-walls of duct is tightly attached onto, and reduces the skidding of mileage wheel and skidding occurs, it is ensured that mileage record is accurate.
3. spring leaf uses double-spring piece structure in the present invention, a fulcrum is added in Magnetic Flux Leakage Inspecting unit lower end, is had
Beneficial to the fitting area of increase sensor assembly and detected inner-walls of duct；Elastic damping ring and spring leaf cooperation can be played good
Good damping effect, substantially reduces caused mechanical oscillation in mobile detection process, it is ensured that detection data are more accurate.
4. the present invention is reasonable in design, it can ensure that probe detection faces are parallel all the time with detected face, substantially reduce shifting
Inner-walls of duct movement detection is close in mechanical oscillation during dynamic, realization.
Brief description of the drawings
Fig. 1 is Pipeline Magnetic Flux Leakage Inspection system construction drawing of the embodiment of the present invention；
Fig. 2 is Magnetic Flux Leakage Inspecting nodule composition of the embodiment of the present invention.
Reference：1- Magnetic Flux Leakage Inspecting sections, 2- computer sections, 3- battery sections, 4- universal joints, 5- support wheel carriers, 6- stretchings
Spring, 7- mileage wheels, 8- support leather cups, 9- is anti-to ram, 10- mounting flanges, 11- leakage field sleeves, 12- connecting rods, the left claddings of 13-
Plate, 14- magnetic conduction pads, 15- magnetic conduction pedestals, 16- sensor assemblies, 17- wear-resistant gaskets, 18- magnet pieces, the right cladding plates of 19-,
20- little spring pieces, 21- big spring pieces, 22- seat boards, 23- hinged seats, 24- screws, 25- elastic damping rings.
Embodiment
With reference to Figure of description, the technical scheme in the embodiment of the present invention is clearly and completely described.It is aobvious
So, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Implementation based on the present invention
Example, the other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not paid, belong to this
Invent the scope of protection.
As shown in Figure 1 and Figure 2, Pipeline Magnetic Flux Leakage Inspection system includes Magnetic Flux Leakage Inspecting section 1, the calculating set gradually from left to right
Machine section 2 and battery section 3, by universal between Magnetic Flux Leakage Inspecting section 1 and computer section 2 and between computer section 2 and battery section 3
The connection of section 4, Magnetic Flux Leakage Inspecting section 1 include the leakage field sleeve 11 that axially disposed and both ends carry mounting flange 10, leakage field sleeve 11
On be circumferentially evenly equipped with multiple Magnetic Flux Leakage Inspecting units, Magnetic Flux Leakage Inspecting unit connects with the computer system communication in computer section 2
Connect, set promising computer system to provide the battery pack of electric power in battery section 3；Magnetic Flux Leakage Inspecting unit one end is hinged with connecting rod 12,
The end of connecting rod 12 and the hinged seat 23 on the outer wall of leakage field sleeve 11 are be hinged, and the Magnetic Flux Leakage Inspecting unit other end is fixed with spring leaf, bullet
Leaf end is fixedly connected with the seat board 22 on the outer wall of leakage field sleeve 11, and bullet is fixed between the outer wall of leakage field sleeve 11 and connecting rod 12
Property damping ring 25.
Magnetic Flux Leakage Inspecting unit includes magnetic conduction pedestal 15, and sensor assembly 16 is provided with the middle part of the lateral surface of magnetic conduction pedestal 15, passes
Sensor module is connected with the computer system in computer section；Set on the lateral surface of magnetic conduction pedestal 15 at the both ends of sensor assembly 16
There is magnet piece 18, wear-resistant gasket 17 and magnetic conduction pad 14 are disposed with magnet piece 18, the left side of magnetic conduction pedestal 15 is provided with cladding
The left cladding plate 13 of left side magnet piece 18, magnetic conduction pad 14 and wear-resistant gasket 17, the magnet piece 18 in left side, magnetic conduction pad 14 and resistance to
Mill pad 17 is fixedly installed on left cladding plate 13, and the left end of cladding plate 13 is be hinged by jointed shaft and connecting rod 12, magnetic conduction pedestal
Right cladding plate 19 of 15 right sides provided with cladding right side magnet piece 18, magnetic conduction pad 14 and wear-resistant gasket 17, the magnet piece 18 on right side,
Magnetic conduction pad 14 and wear-resistant gasket 17 are fixedly installed on right cladding plate 19, right the underrun bolt of cladding plate 19 and spring leaf
Upper end is fixedly connected；The lateral surface of wear-resistant gasket 17 is in the arcuate structure to match with inner-walls of duct, wear-resistant gasket 17, magnetic conduction
Pad 14 and magnet piece 18 by through screw 24 be fixed on magnetic conduction pedestal 15.It is fixed among the left end face of leakage field sleeve 11
Have it is anti-ram 9, anti-ram 9 can play good protection effect, avoid the left-hand end of leakage field sleeve 11 from being hit and damaged；Leakage
It is mounted on supporting leather cup 8 on the mounting flange 10 at the both ends of magnetic sleeve 11, the rim of a bowl of two support leather cups 8 is towards identical setting.
Above-mentioned spring leaf is double-spring piece structure, and double-spring piece structure includes the big spring piece 21 in outside and the small bullet of inner side
The upper and lower end of reed 20, big spring piece 21 and little spring piece 20 is circular arc, and centre is flat, the He of big spring piece 21
The bottom of little spring piece 20 is overlapping to be fixedly connected with the seat board 22 on the outer wall of leakage field sleeve 11 afterwards, big spring piece 21 and little spring
The upper end of piece 20 is overlapping to be fixedly connected with Magnetic Flux Leakage Inspecting unit end afterwards；The curvature of the upper end of big spring piece 21 is less than small bullet
The curvature of the upper end of reed 20.
Computer section 2 includes the computer sleeve that both ends carry mounting flange, and department of computer science is provided with computer sleeve
Unite, support leather cup 8 is installed, computer section 2 is by supporting leather cup 8 and inner-walls of duct on the mounting flange at computer sleeve both ends
Sliding contact, while reducing running resistance, the outer wall of computer section 2 is avoided to be worn；The rim of a bowl direction of two support leather cups 8
Identical setting.Circumferentially distribution is provided with mileage wheel 7, mileage wheel 7 on the mounting flange end face of computer sleeve right-hand member
By supporting wheel carrier 5 to be articulated and connected with mounting flange end face, it is provided between the shaft end sleeve of mileage wheel 7 and mounting flange end face
Extension spring 6.
Battery section 3 includes the Battery shell that both ends carry mounting flange, and battery pack, Battery shell are provided with Battery shell
It is provided with the mounting flange end face of right-hand member and launches head with the communication of computer system communication connection.The peace at Battery shell both ends
Support leather cup 8 is installed, the rim of a bowl of two support leather cups 8 is towards identical setting on dress flange.
Magnetic Flux Leakage Inspecting unit, connecting rod 13, spring leaf and leakage field sleeve 11 form elastic hinge joint structure, it can be ensured that sensor
The detection faces of module 16 remain parallel with inner-walls of duct, and upper and lower scope of activities is big, can better adapt to the actual work of pipeline
Condition；Spring leaf uses double-spring piece structure, and a fulcrum is added in Magnetic Flux Leakage Inspecting unit lower end, is advantageous to increase sensor die
The fitting area of block 16 and detected inner-walls of duct；Elastic damping ring 25 and spring leaf, which coordinate, can play good damping effect
Fruit, substantially reduce caused mechanical oscillation in mobile detection process, it is ensured that detection data are more accurate；Mileage wheel 7 passes through support
Wheel carrier 5 and extension spring 6 coordinate on the mounting flange end face of computer sleeve right-hand member so that in mobile detection process
In, even if pipeline inside diameter size changes, also ensure that mileage wheel is tightly attached onto with inner-walls of duct, in reduction
Journey wheel, which skids, there is skidding, it is ensured that mileage record is accurate.
Claims (9)
1. a kind of Pipeline Magnetic Flux Leakage Inspection system, including Magnetic Flux Leakage Inspecting section, computer section and battery section, it is characterised in that：The leakage
Magnetic testi section, computer section and battery section are set gradually from left to right, between the Magnetic Flux Leakage Inspecting section and computer section and are counted
Connected between calculation machine section and battery section by universal joint；
The Magnetic Flux Leakage Inspecting section includes leakage field sleeve, multiple Magnetic Flux Leakage Inspecting unit, spring leaf and connecting rods；
The leakage field sleeve is axially disposed and both ends are provided with mounting flange, and multiple Magnetic Flux Leakage Inspecting units are circumferentially uniformly arranged on
On leakage field sleeve outer wall, Magnetic Flux Leakage Inspecting unit is connected with the computer system in computer section, and promising calculating is set in battery section
Machine system provides the battery pack of electric power；
One end of the Magnetic Flux Leakage Inspecting unit is hinged with connecting rod one end, and the other end and the leakage field sleeve of connecting rod are hinged, Magnetic Flux Leakage Inspecting
The unit other end is connected with spring leaf, and spring leaf end is fixedly connected with leakage field sleeve outer wall, the leakage field sleeve outer wall and company
Elastic damping ring is provided between bar；
The axial end of the computer section is provided with mileage wheel, and the mileage wheel is by supporting wheel carrier and computer section axial end
Face is hinged, and extension spring is provided between the shaft end sleeve and computer section axial end of the mileage wheel.
2. Pipeline Magnetic Flux Leakage Inspection system according to claim 1, it is characterised in that：The spring leaf is double-spring piece knot
Structure, the big spring piece of double-spring piece structure including outside and the little spring piece of inner side, the big spring piece and little spring piece it is upper,
Bottom is circular arc, and centre is flat, after the bottom of big spring piece and little spring piece is overlapping and leakage field sleeve outer wall
It is fixedly connected, the upper end of big spring piece and little spring piece is overlapping to be fixedly connected with Magnetic Flux Leakage Inspecting unit afterwards.
3. Pipeline Magnetic Flux Leakage Inspection system according to claim 2, it is characterised in that：The upper end curvature of the big spring piece
Less than the upper end curvature of little spring piece.
4. according to the Pipeline Magnetic Flux Leakage Inspection system described in claim 1 or 2 or 3, it is characterised in that：The Magnetic Flux Leakage Inspecting unit bag
Include magnetic conduction pedestal, sensor assembly, magnet piece, magnetic conduction pad, wear-resistant gasket, left cladding plate and right cladding plate；The sensor
Module is connected with the computer system in computer section；
The sensor assembly is located in the middle part of magnetic conduction pedestal lateral surface, and magnet piece is located at outside the magnetic conduction pedestal at sensor assembly both ends
On side；Wear-resistant gasket and magnetic conduction pad are successively set on magnet piece；
The left cladding plate of cladding left side magnet piece, magnetic conduction pad and wear-resistant gasket, left cladding plate are provided with the left of the magnetic conduction pedestal
End is provided with cladding right side magnet piece, magnetic conduction pad and wear-resistant pad by jointed shaft and rod hinge connection, the magnetic conduction pedestal right side
The right cladding plate of piece, right cladding plate bottom surface are fixedly connected with the upper end of spring leaf.
5. Pipeline Magnetic Flux Leakage Inspection system according to claim 4, it is characterised in that：The other end of the connecting rod and leakage field set
Hinged seat on drum outer wall is hinged, and spring leaf end is fixedly connected with the seat board on leakage field sleeve outer wall.
6. Pipeline Magnetic Flux Leakage Inspection system according to claim 5, it is characterised in that：The lateral surface of the wear-resistant gasket be with
The arcuate structure that inner-walls of duct matches, wear-resistant gasket, magnetic conduction pad and magnet piece by through screw be fixed on magnetic conduction base
On seat.
7. Pipeline Magnetic Flux Leakage Inspection system according to claim 6, it is characterised in that：The leakage field sleeve left end face is provided with
It is anti-to ram, it is mounted on supporting leather cup on the mounting flange at leakage field sleeve both ends, the rim of a bowl of two support leather cups is set towards identical
Put.
8. Pipeline Magnetic Flux Leakage Inspection system according to claim 7, it is characterised in that：The computer section carries including both ends
The computer sleeve of mounting flange, computer system are arranged in computer sleeve, on the mounting flange at computer sleeve both ends
Support leather cup is installed, the rims of a bowl of two support leather cups is towards identical setting.
9. Pipeline Magnetic Flux Leakage Inspection system according to claim 8, it is characterised in that：The battery section includes both ends and is provided with peace
Fill the Battery shell of flange, be provided with battery pack in Battery shell, be provided with the mounting flange end face of Battery shell right-hand member with
The communication transmitting head of computer system communication connection, is provided with support leather cup on the mounting flange at Battery shell both ends, two
The rim of a bowl of leather cup is supported towards identical setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710861065.9A CN107514544A (en) | 2017-09-21 | 2017-09-21 | A kind of Pipeline Magnetic Flux Leakage Inspection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710861065.9A CN107514544A (en) | 2017-09-21 | 2017-09-21 | A kind of Pipeline Magnetic Flux Leakage Inspection system |
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| CN107514544A true CN107514544A (en) | 2017-12-26 |
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| CN201710861065.9A Pending CN107514544A (en) | 2017-09-21 | 2017-09-21 | A kind of Pipeline Magnetic Flux Leakage Inspection system |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108941089A (en) * | 2018-07-05 | 2018-12-07 | 安徽顺达环保科技股份有限公司 | A kind of pipe dredging device for cleaner tubular service |
| CN109737310A (en) * | 2019-01-29 | 2019-05-10 | 陕西泰诺特检测技术有限公司 | A kind of electromagnetic testing system and method for being detected inside pipeline |
| CN110118818A (en) * | 2019-06-11 | 2019-08-13 | 智云安科技(北京)有限公司 | A kind of detection unit misplaces the pipeline ultra high-definition leakage magnetic detection device of arrangement end to end |
| CN110118820A (en) * | 2019-06-11 | 2019-08-13 | 智云安科技(北京)有限公司 | A kind of pipeline high-definition magnetic leakage detection device |
| CN110118819A (en) * | 2019-06-11 | 2019-08-13 | 智云安科技(北京)有限公司 | A kind of pipeline ultra high-definition leakage magnetic detection device with double detection sections |
| CN110376276A (en) * | 2019-08-08 | 2019-10-25 | 中国石油天然气股份有限公司 | Pipeline magnetic leakage detection device |
| CN110441387A (en) * | 2018-05-04 | 2019-11-12 | 苏州帝泰克检测设备有限公司 | Comprehensive flux leakage detector |
| CN111425767A (en) * | 2020-03-24 | 2020-07-17 | 智云安科技(北京)有限公司 | Pipeline magnetic leakage internal inspection device capable of actively reducing measurement and reducing movement |
| CN111579635A (en) * | 2020-06-24 | 2020-08-25 | 智云安科技(北京)有限公司 | Floated magnetic leakage detection module |
| CN112147213A (en) * | 2020-09-24 | 2020-12-29 | 中石油西北联合管道有限责任公司 | Gas transmission pipeline magnetic leakage internal detector core structure |
| CN112344220A (en) * | 2020-11-06 | 2021-02-09 | 李赞 | Floating type magnetization detection device for leakage of oil and gas pipeline |
| CN112903809A (en) * | 2021-01-23 | 2021-06-04 | 北京埃彼咨能源科技有限公司 | Multisection magnetic leakage imaging inner detector with ID-OD identification function |
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