CN209559828U - A kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment - Google Patents
A kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment Download PDFInfo
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- CN209559828U CN209559828U CN201920124087.1U CN201920124087U CN209559828U CN 209559828 U CN209559828 U CN 209559828U CN 201920124087 U CN201920124087 U CN 201920124087U CN 209559828 U CN209559828 U CN 209559828U
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Abstract
The utility model relates to a kind of electromagnetic acoustic scanning equipments, it in particular is a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment, including drive module, testing agency and hinge, there are two testing agency's settings, hinge is fixedly connected on the inside of Liang Ge testing agency, it is fixedly connected in drive module on the inside of two hinges, drive module passes through the tube contacts of elastic force and ferrimagnet to be measured, and Liang Ge testing agency passes through the tube contacts of magnetic force Yu ferrimagnet to be measured；The torsional spring being arranged in drive module pushes the tube contacts of mileage wheel and ferrimagnet to be measured, and mileage wheel transmits a signal to corresponding encoder, used encoder record detection position in rotation；Make tube contacts of the Liang Ge testing agency with ferrimagnet to be measured by the suction that the permanent magnet being arranged in two probe brackets generates the pipeline of ferrimagnet to be measured.
Description
Technical field
The utility model relates to a kind of electromagnetic acoustic scanning equipments, are in particular a kind of electromagnetic acoustic circumferential wave guide pipes
Road defect scanning equipment.
Background technique
Pipeline is the important transportation tool of the resources such as oil gas, chemical industry.Service life longer pipeline is easy because of fatigue, corruption
There are all kinds of defects in many factors such as erosion, cause safety accident.Ultrasonic detection technology is a kind of common pipe detection mode,
But traditional ultrasound examination mode is point detection, and needs couplant, pre-processes to surface, causes detection efficiency low,
Be not suitable for detecting pipeline on a large scale.Long range low frequency ultrasound guided wave technology detecting distance is long, sieves suitable for defect in large area
It looks into.But the technology supersonic frequency is low, detection sensitivity is poor；Check frequency is larger, can not detect short tube defect；Ultrasonic wave
Along Propagation, it is difficult to which to pipeline harm, larger axial crack, electromagnetic acoustic technology are not necessarily to couplant for detection, without to pipeline
Surface is pre-processed, and therefore, can effectively provide detection efficiency, the fast checking suitable for pipeline；Traditional detection technique
It can not be to the quick detection of the pipeline of different ferrimagnets to be measured.
Utility model content
The purpose of the utility model is to provide a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipments, are adapted to not
The quick detection of the pipeline of same ferrimagnet to be measured.
The purpose of this utility model is achieved through the following technical solutions:
A kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment, including drive module, testing agency and hinge, it is described
There are two testing agency's settings, and hinge is fixedly connected on the inside of Liang Ge testing agency, and the inside of two hinges is fixed to be connected
It connects in drive module, drive module passes through the tube contacts of elastic force and ferrimagnet to be measured, and Liang Ge testing agency passes through
The tube contacts of magnetic force and ferrimagnet to be measured.
As advanced optimizing for the technical program, a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning of the utility model
Device, there are two fixed structure, an encoder interfaces, a handle and four drive module rows for setting in the drive module
Wheel is walked, two fixed structures are respectively fixedly connected in the two sides of drive module, and handle is fixedly connected in drive module, four drives
Dynamic model block traveling wheel is rotatably connected on the both ends on the inside of two fixed structures respectively.
As advanced optimizing for the technical program, a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning of the utility model
Device, the fixed structure include encoder, support plate, encoder connecting rod, torsional spring and mileage wheel, the rotation of encoder connecting rod
On the supporting plate, encoder is fixedly connected in encoder connecting rod, and mileage wheel is fixedly connected on the rotation axis of encoder for connection
On, one end of torsional spring is fixedly connected on the supporting plate, and the other end of torsional spring is contacted with mileage wheel, and mileage wheel is under the elastic force of torsional spring
With the tube contacts of ferrimagnet to be measured, encoder is connected with encoder interfaces signal.
As advanced optimizing for the technical program, a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning of the utility model
Device, the testing agency include probe bracket, coil module, probe traveling wheel and hand the turn of the screw, are provided on probe bracket
Electromagnetic ultrasonic probe, coil module are fixedly connected on probe bracket by hand the turn of the screw, and probe bracket is internally provided with permanent magnetism
Iron is rotatably connected to probe traveling wheel on four angles of probe bracket, and four probe traveling wheels pass through inside probe bracket
The tube contacts of the permanent magnet of setting and ferrimagnet to be measured.
As advanced optimizing for the technical program, a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning of the utility model
Device, the hinge include fixed block, hinge arms and hinge arms connecting shaft, and there are two fixed block settings, two fixed blocks it is interior
Side is fixedly connected to hinge arms, and the inside of two hinge arms is rotatably connected in hinge arms connecting shaft, and hinge is provided with two
A, the fixed block on the outside of two hinges is respectively fixedly connected on two probe brackets, and the fixed block on the inside of two hinges is solid
Surely it is connected in drive module.
As advanced optimizing for the technical program, a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning of the utility model
Device, the coil module are made of flexible printed circuit board " PCB ".
A kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment of the utility model has the beneficial effect that
A kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment of the utility model, the torsional spring being arranged in drive module push away
The tube contacts of dynamic mileage wheel and ferrimagnet to be measured, mileage wheel transmit a signal to corresponding encoder in rotation, use
Cross encoder record detection position；The pipeline of ferrimagnet to be measured is generated by the permanent magnet being arranged in two probe brackets
Suction make tube contacts of the Liang Ge testing agency with ferrimagnet to be measured, Liang Ge testing agency is to ferromagnetism material to be measured
The pipeline of material is detected, and device is adapted to Liang Ge testing agency and a drive module
The pipeline of different ferrimagnets to be measured.
Detailed description of the invention
The utility model is described in more detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the utility model electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment entirety；
Fig. 2 is the structural schematic diagram of the utility model encoder and its support plate；
Fig. 3 is the structural schematic diagram of the utility model testing agency.
In figure: drive module 1；Fixed structure 11；Support plate 111；Encoder connecting rod 112；Torsional spring 113；Mileage wheel
114；Encoder interfaces 12；Handle 13；Drive module traveling wheel 14；Testing agency 2；Probe bracket 21；Coil module 22；Probe
Traveling wheel 23；Hand the turn of the screw 24；Hinge 3；Fixed block 31；Hinge arms 32；Hinge arms connecting shaft 33.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
Specific embodiment 1:
Illustrate present embodiment below with reference to Fig. 1-3, a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment, including
Drive module 1, testing agency 2 and hinge 3, by the permanent magnet that is arranged in two probe brackets 21 to ferrimagnet to be measured
The suction that pipeline generates makes tube contacts of the Liang Ge testing agency 2 with ferrimagnet to be measured, and the testing agency 2 is arranged
There are two, the inside of Liang Ge testing agency 2 is fixedly connected to hinge 3, and the inside of two hinges 3 is fixedly connected in driving mould
On block 1, drive module 1 by the tube contacts of elastic force and ferrimagnet to be measured, Liang Ge testing agency 2 by magnetic force and to
The tube contacts for surveying ferrimagnet guarantee that testing agency 2 can by the magnetic force that the freedom degree and permanent magnet of two hinges 3 generate
It is detected with the pipeline to different ferrimagnets to be measured.
Specific embodiment 2:
Illustrate that present embodiment, present embodiment are described further embodiment one below with reference to Fig. 1-3, the drive
There are two 11, encoder interfaces 12 of fixed structure, a handle 13 and four drive module traveling wheels for setting on dynamic model block 1
14, two fixed structures 11 are respectively fixedly connected in the two sides of drive module 1, and handle 13 is fixedly connected in drive module 1, and four
A drive module traveling wheel 14 is rotatably connected on the both ends of two fixed structures, 11 inside respectively.
Specific embodiment 3:
Illustrate that present embodiment, present embodiment are described further embodiment two below with reference to Fig. 1-3, it is described solid
Determining structure 11 includes encoder, support plate 111, encoder connecting rod 112, torsional spring 113 and mileage wheel 114, encoder connecting rod
112 are rotatably connected in support plate 111, and encoder is fixedly connected in encoder connecting rod 112, and mileage wheel 114 is fixedly connected
In the rotation axis of encoder, one end of torsional spring 113 is fixedly connected in support plate 111, the other end and mileage wheel of torsional spring 113
114 contacts, tube contacts of the mileage wheel 114 under the elastic force of torsional spring 113 with ferrimagnet to be measured, encoder and encoder connect
Mouth 12 signals connection；Move encoder centered on the torsional spring 113, thus allow mileage wheel 114 with it is to be measured
The pipe contact surface of ferrimagnet is in close contact, and when whole device movement, mileage wheel 114 rotates, and drives encoder axis
Rotation, encoder send signal to encoder interfaces 12, and computer or defectoscope etc. post-process instrument by data processing, obtain
Obtain the travel distance of scanning equipment.
Specific embodiment 4:
Illustrate that present embodiment, present embodiment are described further embodiment three below with reference to Fig. 1-3, the inspection
Surveying mechanism 2 includes probe bracket 21, coil module 22, probe traveling wheel 23 and hand the turn of the screw 24, is provided on probe bracket 21
Electromagnetic ultrasonic probe, coil module 22 are fixedly connected on probe bracket 21 by hand the turn of the screw 24, are set inside probe bracket 21
It is equipped with permanent magnet, probe traveling wheel 23 is rotatably connected on four angles of probe bracket 21, four probe traveling wheels 23 are logical
Cross the tube contacts for the permanent magnet and ferrimagnet to be measured being arranged inside probe bracket 21；Permanent magnetism is installed inside probe bracket 21
Body, magnetic field needed for permanent magnet is used to provide generation ultrasonic wave, permanent magnet can also generate suction and testing agency 2 are adsorbed on
On the pipeline of ferrimagnet, probe traveling wheel 23 is allow to be in close contact pipeline；21 outside fixed coil module of probe bracket
22, coil module 22 is mounted on the quick-replaceable for being conducive to coil module 22 on probe bracket 21 by hand the turn of the screw 24, due to
Coil module 22 is the important component of electromagnetic ultrasonic probe, due to the different different types of coil modules 22 of wave mode,
Each wave mode is caused to need a kind of electromagnetic ultrasonic probe, this patent replaces coil module 22 to motivate not in which can be convenient
Same wave mode replaces electromagnetic ultrasonic probe without the whole series, cost can be effectively reduced.
Specific embodiment 5:
Illustrate that present embodiment, present embodiment are described further embodiment four below with reference to Fig. 1-3, the hinge
Chain 3 includes fixed block 31, hinge arms 32 and hinge arms connecting shaft 33, and there are two the settings of fixed block 31, two fixed blocks 31 it is interior
Side is fixedly connected to hinge arms 32, and the inside of two hinge arms 32 is rotatably connected in hinge arms connecting shaft 33, and hinge 3 is set
There are two setting, the fixed block 31 in two 3 outsides of hinge is respectively fixedly connected on two probe brackets 21, two 3 insides of hinge
Fixed block 31 be fixedly connected in drive module 1；Two hinges 3 pass through the hinge arms 32 being arranged thereon and make two probes
Relative motion can occur for bracket 21 and a drive module 1.
Specific embodiment 6:
Illustrate that present embodiment, present embodiment are described further embodiment five below with reference to Fig. 1-3, the line
Circle module 22 is made of flexible printed circuit board " PCB "；Had using coil module 22 made of flexible printed circuit board good
Good consistency, 22 side welding junction of coil module, coil module 22 and interface are fixed on jointly on probe bracket 21, so that
Coil module 22 and interface integration, as a whole, facilitate and are replaced.
A kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment of the utility model, its working principle is that:
Move encoder centered on torsional spring 113, to allow mileage wheel 114 and ferromagnetism to be measured
The pipe contact surface of material is in close contact, and when whole device movement, mileage wheel 114 rotates, and is driven the rotation of encoder axis, is compiled
Code device send signal to encoder interfaces 12, and computer or defectoscope etc. post-process instrument by data processing, obtains scanning
The travel distance of device；Permanent magnet is installed inside probe bracket 21, permanent magnet is used to provide generate ultrasonic wave needed for magnetic field, forever
Magnet can also generate suction and testing agency 2 is adsorbed on the pipeline of ferrimagnet, keep probe traveling wheel 23 tight
Contiguity touching pipeline；21 outside fixed coil module 22 of probe bracket, coil module 22 are mounted on probe branch by hand the turn of the screw 24
The quick-replaceable for being conducive to coil module 22 on frame 21, since coil module 22 is the important component of electromagnetic ultrasonic probe,
Due to the different different types of coil modules 22 of wave mode, each wave mode is caused to need a kind of electromagnetic ultrasonic probe, this
Patent replaces coil module 22 to motivate different wave modes in which can be convenient, and replaces electromagnetic ultrasonic probe without the whole series,
Cost can be effectively reduced.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, also belong to
In the protection scope of the utility model.
Claims (6)
1. a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment, including drive module (1), testing agency (2) and hinge
(3), it is characterised in that: there are two testing agency (2) settings, is fixedly connected on the inside of Liang Ge testing agency (2) hinged
Chain (3) is fixedly connected on drive module (1) on the inside of two hinges (3), and drive module (1) passes through elastic force and iron to be measured
The tube contacts of magnetic material, Liang Ge testing agency (2) pass through the tube contacts of magnetic force and ferrimagnet to be measured.
2. a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment according to claim 1, it is characterised in that: described
There are two fixed structure (11), an encoder interfaces (12), a handle (13) and four drivings for setting in drive module (1)
Module traveling wheel (14), two fixed structures (11) are respectively fixedly connected in the two sides of drive module (1), and handle (13) is fixed to be connected
It connects on drive module (1), four drive module traveling wheels (14) are rotatably connected on respectively on the inside of two fixed structures (11)
Both ends.
3. a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment according to claim 2, it is characterised in that: described
Fixed structure (11) includes encoder, support plate (111), encoder connecting rod (112), torsional spring (113) and mileage wheel (114),
Encoder connecting rod (112) is rotatably connected on support plate (111), and encoder is fixedly connected on encoder connecting rod (112),
Mileage wheel (114) is fixedly connected in the rotation axis of encoder, and one end of torsional spring (113) is fixedly connected on support plate (111),
The other end of torsional spring (113) is contacted with mileage wheel (114), mileage wheel (114) under the elastic force of torsional spring (113) with ferromagnetism to be measured
The tube contacts of material, encoder and encoder interfaces (12) signal connects.
4. a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment according to claim 3, it is characterised in that: described
Testing agency (2) includes probe bracket (21), coil module (22), probe traveling wheel (23) and hand the turn of the screw (24), probe branch
Electromagnetic ultrasonic probe is provided on frame (21), coil module (22) is fixedly connected on probe bracket (21) by hand the turn of the screw (24)
On, probe bracket (21) is internally provided with permanent magnet, is rotatably connected to probe traveling wheel on four angles of probe bracket (21)
(23), four probes traveling wheel (23) pass through the pipe of the permanent magnet and ferrimagnet to be measured that are arranged inside probe bracket (21)
Road contact.
5. a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment according to claim 4, it is characterised in that: described
Hinge (3) includes fixed block (31), hinge arms (32) and hinge arms connecting shaft (33), and there are two fixed block (31) settings, and two
It is fixedly connected on the inside of fixed block (31) hinge arms (32), the inside of two hinge arms (32) is rotatably connected on hinge arms
In connecting shaft (33), there are two hinge (3) settings, and the fixed block (31) on the outside of two hinges (3) is respectively fixedly connected at two
On probe bracket (21), the fixed block (31) on the inside of two hinges (3) is fixedly connected on drive module (1).
6. a kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment according to claim 5, it is characterised in that: described
Coil module (22) is made of flexible printed circuit board " PCB ".
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920124087.1U CN209559828U (en) | 2019-01-24 | 2019-01-24 | A kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920124087.1U CN209559828U (en) | 2019-01-24 | 2019-01-24 | A kind of electromagnetic acoustic circumferential wave guide defect of pipeline scanning equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954597A (en) * | 2019-11-28 | 2020-04-03 | 海洋石油工程股份有限公司 | Track type automatic phased array ultrasonic scanner |
| CN111929363A (en) * | 2020-09-09 | 2020-11-13 | 南通友联数码技术开发有限公司 | Single round is swept and is looked into device |
| CN112083069A (en) * | 2020-09-11 | 2020-12-15 | 辽宁东科电力有限公司 | Single-channel piezoelectric transducer ultrasonic guided wave detection device and detection method |
| CN113960172A (en) * | 2021-11-18 | 2022-01-21 | 西安热工研究院有限公司 | A tool for in-situ ultrasonic testing of gas turbine compressor blades |
| CN114397366A (en) * | 2022-01-17 | 2022-04-26 | 国家石油天然气管网集团有限公司 | Defect depth detection system and method based on circumferential guided waves |
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2019
- 2019-01-24 CN CN201920124087.1U patent/CN209559828U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954597A (en) * | 2019-11-28 | 2020-04-03 | 海洋石油工程股份有限公司 | Track type automatic phased array ultrasonic scanner |
| CN111929363A (en) * | 2020-09-09 | 2020-11-13 | 南通友联数码技术开发有限公司 | Single round is swept and is looked into device |
| CN112083069A (en) * | 2020-09-11 | 2020-12-15 | 辽宁东科电力有限公司 | Single-channel piezoelectric transducer ultrasonic guided wave detection device and detection method |
| CN112083069B (en) * | 2020-09-11 | 2024-08-06 | 辽宁东科电力有限公司 | Ultrasonic guided wave detection device and method for single-channel piezoelectric transducer |
| CN113960172A (en) * | 2021-11-18 | 2022-01-21 | 西安热工研究院有限公司 | A tool for in-situ ultrasonic testing of gas turbine compressor blades |
| CN114397366A (en) * | 2022-01-17 | 2022-04-26 | 国家石油天然气管网集团有限公司 | Defect depth detection system and method based on circumferential guided waves |
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