CN107219299A - It is a kind of with Steel Structure Weld crackle monitoring device and method - Google Patents
It is a kind of with Steel Structure Weld crackle monitoring device and method Download PDFInfo
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- CN107219299A CN107219299A CN201710408426.4A CN201710408426A CN107219299A CN 107219299 A CN107219299 A CN 107219299A CN 201710408426 A CN201710408426 A CN 201710408426A CN 107219299 A CN107219299 A CN 107219299A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 89
- 239000010959 steel Substances 0.000 title claims abstract description 89
- 238000012806 monitoring device Methods 0.000 title claims abstract description 19
- 208000037656 Respiratory Sounds Diseases 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 74
- 238000012544 monitoring process Methods 0.000 claims abstract description 45
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000035515 penetration Effects 0.000 claims abstract description 9
- 238000004458 analytical method Methods 0.000 claims abstract description 7
- 229910052742 iron Inorganic materials 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 13
- 230000002159 abnormal effect Effects 0.000 claims description 11
- 238000004321 preservation Methods 0.000 claims description 6
- 230000005284 excitation Effects 0.000 claims description 5
- 238000012546 transfer Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 230000005415 magnetization Effects 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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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
- G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (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
The invention discloses one kind with Steel Structure Weld crackle monitoring device and method, device includes flexible circuit plate array Eddy Current Testing Transducer, multiple magnet, array eddy detecting instrument, monitor server, by the way of multiple magnet are fixed on flexible circuit plate array Eddy Current Testing Transducer both sides, so that flexible printed circuit board array Eddy Current Testing Transducer is closely covered in monitored Steel Structure Weld surface, simultaneously magnetization raising vortex penetration depth is carried out to being detected Steel Structure Weld, further, by the way of the opposite polarity fixation of adjacent magnets, flexible printed circuit board array Eddy Current Testing Transducer can be folded up, it is easy to carry and is arranged into monitored Steel Structure Weld, further, connected between the magnet surface that two adjacent magnetic are conversely fixed using U-shaped iron, magnetization cycle can be formed in monitored Steel Structure Weld, further improve vortex penetration depth, obtain more preferable magnetic efficiency, in addition, analysis method is compared using monitoring signals, overcome because face of weld is coarse, the problem of influenceing eddy current signal uniformity.
Description
Technical field
The present invention relates to a kind of the cannot-harm-detection device and method, more particularly to one kind is using Steel Structure Weld crack monitoring
Device and method.
Background technology
Steel Structure Weld detection is the emphasis in steel construction installation security detection work, is examined at present for Steel Structure Weld
Survey, in-service artificial scanning detection is generally carried out using vortex and supersonic detection method, detection efficiency is relatively low, because detection cycle is asked
Topic, can not find that dangerous weld seam is discontinuous in time sometimes.
The content of the invention
It is an object of the invention to overcome the deficiency of prior art there is provided one kind to use Steel Structure Weld crackle monitoring device
And method, Steel Structure Weld surface is covered in using flexible circuit plate array Eddy Current Testing Transducer, it is discontinuous to weld seam to carry out
Monitoring in real time.
The technical solution adopted for the present invention to solve the technical problems is：It is a kind of to be filled with Steel Structure Weld crack monitoring
Put, including flexible circuit plate array Eddy Current Testing Transducer, multiple magnet, array eddy detecting instrument, monitoring server, it is special
Levy and be：There are the form printed circuit coils of multiple array distributions in the flexible printed circuit board array Eddy Current Testing Transducer；Institute
Multiple magnet are fixed on the both sides for stating flexible printed circuit board array Eddy Current Testing Transducer；The flexible circuit plate array vortex inspection
Sensor is surveyed to electrically connect with array eddy detecting instrument；The array eddy detecting instrument uses wired or nothing with monitoring server
Line mode is connected.
It is a kind of with Steel Structure Weld crack monitoring method, using said apparatus, it is characterised in that：Comprise the following steps,
A. the flexible printed circuit board array Eddy Current Testing Transducer in device is covered in monitored Steel Structure Weld surface,
The magnet adsorption on flexible printed circuit board array Eddy Current Testing Transducer both sides is fixed on monitored Steel Structure Weld both sides
On steel structure surface so that flexible printed circuit board array Eddy Current Testing Transducer is closely covered in monitored Steel Structure Weld table
Face；Meanwhile, the magnet for being fixed on flexible printed circuit board array Eddy Current Testing Transducer both sides will be to being detected Steel Structure Weld
Magnetized, improve vortex penetration depth；
B. monitoring server controls open array eddy detecting instrument, array eddy detecting instrument excitation flexible printed circuit board
The array eddy current testing signal of the monitored Steel Structure Weld of array Eddy Current Testing Transducer detection collection, array eddy detecting instrument
By the array eddy current testing signal data transfer of monitored Steel Structure Weld to monitoring server；
C. monitoring server preserves the array eddy current testing signal data record of the monitored Steel Structure Weld received, and
This array eddy current testing signal data setting is saved as into initial reference data；
D. hereafter, monitoring server timing controlled opens array eddy detecting instrument, the flexible print of array eddy detecting instrument excitation
The array eddy current testing signal of the monitored Steel Structure Weld of printed circuit board array Eddy Current Testing Transducer detection collection, array vortex
Detecting instrument is by the array eddy current testing signal data transfer of monitored Steel Structure Weld to monitoring server；
E. monitoring server preserves the array eddy current testing signal data record of the monitored Steel Structure Weld received, and
This array eddy current testing signal data is compared with setting the initial reference data of preservation in step c；When monitored
When Steel Structure Weld occurs discontinuous, the array EDDY CURRENT letter for the monitored Steel Structure Weld that server is received now is monitored
Number will have abnormal signal compared with the initial reference data of preservation is set in step c, and monitoring server will compare analysis
Abnormal signal output alarm, meanwhile, monitoring server indicates monitored steel construction according to the parameter information of the abnormal signal and welded
The discontinuous position of seam, and the discontinuous abnormal signal monitoring curve is made, it is easy to monitoring personnel to monitor the discontinuous hair
Exhibition change.This comparison analysis method, overcomes because face of weld is coarse, the problem of influenceing eddy current signal uniformity.
One kind is using Steel Structure Weld crackle monitoring device, further, described to be fixed on flexible printed circuit board array
The multiple magnet in both sides of Eddy Current Testing Transducer, each magnet magnet polarities adjacent thereto conversely be fixed on flexible printing electricity
The both sides of road plate array Eddy Current Testing Transducer, i.e., when a magnet is that S poles are downwardly fixed to flexible printed circuit board array whirlpool
Flow on detection sensor side, magnet adjacent thereto is exactly that N poles are downwardly fixed to flexible printed circuit board array EDDY CURRENT biography
On sensor side.In this way, flexible printed circuit board array Eddy Current Testing Transducer can be folded up, be easy to carry be arranged into by
Monitor in Steel Structure Weld, while adjacent magnets opposite polarity, can form magnetization cycle in monitored Steel Structure Weld, strengthen
The magnetization degree of monitored Steel Structure Weld, further improves vortex penetration depth.
One kind is using Steel Structure Weld crackle monitoring device, further, and flexible printed circuit board array EDDY CURRENT is passed
Connected between the magnet surface that the magnetic on each form printed circuit coils both sides in sensor is conversely fixed using U-shaped iron.In this way, can
Magnetization cycle is formed in monitored Steel Structure Weld, vortex penetration depth is further improved, obtains more preferable magnetic efficiency.
The beneficial effects of the invention are as follows, it is a kind of with Steel Structure Weld crackle monitoring device and method, using in flexible electrical
The mode of multiple magnet is fixed on road plate array Eddy Current Testing Transducer both sides so that flexible printed circuit board array EDDY CURRENT is passed
Sensor is closely covered in monitored Steel Structure Weld surface, while carrying out magnetization raising vortex infiltration to being detected Steel Structure Weld
Flexible printed circuit board array, further, by the way of the opposite polarity fixation of adjacent magnets, can be vortexed and examine by depth
Survey sensor pack to gather into folds, be easy to carry and be arranged into monitored Steel Structure Weld, further, two adjacent magnetic are opposite
Connected between fixed magnet surface using U-shaped iron, magnetization cycle can be formed in monitored Steel Structure Weld, further improved
Penetration depth is vortexed, more preferable magnetic efficiency is obtained, in addition, comparing analysis method using monitoring signals, overcome due to weld seam
The problem of rough surface, influence eddy current signal uniformity.
The present invention is described in further detail with reference to embodiments, but one kind of the present invention is split with Steel Structure Weld
Line monitoring device and method are not limited to embodiment.
Brief description of the drawings
The present invention is further described for middle embodiment below in conjunction with the accompanying drawings.
Fig. 1 is a kind of with Steel Structure Weld crackle monitoring device schematic diagram of the embodiment of the present invention one.
Fig. 2 is a kind of with Steel Structure Weld crack monitoring method schematic diagram of the embodiment of the present invention one.
Fig. 3 is a kind of with Steel Structure Weld crack monitoring method schematic diagram of the embodiment of the present invention one.
Fig. 4 is a kind of array eddy current testing signal with Steel Structure Weld crack monitoring method of the embodiment of the present invention one
Schematic diagram is compared with initial reference data in data.
Fig. 5 is a kind of with Steel Structure Weld crackle monitoring device schematic diagram of the embodiment of the present invention two.
Fig. 6 is a kind of with Steel Structure Weld crackle monitoring device schematic diagram of the embodiment of the present invention three.
In figure, 1. flexible circuit plate array Eddy Current Testing Transducers, 2. magnet, 3. array eddy detecting instruments, 4. monitorings
Server, 5. monitored Steel Structure Welds, 6.U sections, E0. initial reference datas, E1, E2, En. array eddy current testing signal number
According to.
Embodiment
Embodiment one, as shown in figure 1, one kind is using Steel Structure Weld crackle monitoring device, including flexible printed circuit board
Array Eddy Current Testing Transducer 1, multiple magnet 2, array eddy detecting instrument 3, monitoring server 4, it is characterised in that：It is described soft
There are the form printed circuit coils of multiple array distributions in property printed circuit plate array Eddy Current Testing Transducer 1；The flexible printing electricity
Multiple magnet 2 are fixed on the both sides of road plate array Eddy Current Testing Transducer 1；The flexible printed circuit board array EDDY CURRENT sensing
Device 1 is electrically connected with array eddy detecting instrument 3；The array eddy detecting instrument 3 is with monitoring server 4 using wired or wireless
Mode is connected.
Embodiment one, it is as shown in Figure 2, Figure 3, Figure 4, a kind of with Steel Structure Weld crack monitoring method, using above-mentioned dress
Put, it is characterised in that：Comprise the following steps,
A. the flexible printed circuit board array Eddy Current Testing Transducer 1 in device is covered in the monitored table of Steel Structure Weld 5
Face, the magnet 2 for being fixed on the both sides of flexible printed circuit board array Eddy Current Testing Transducer 1 is adsorbed in monitored Steel Structure Weld 5
On the steel structure surface on both sides so that flexible printed circuit board array Eddy Current Testing Transducer 1 is closely covered in monitored steel knot
The surface of structure weld seam 5；Meanwhile, the magnet 2 for being fixed on the both sides of flexible printed circuit board array Eddy Current Testing Transducer 1 will be to being detected
Steel Structure Weld is magnetized, and improves vortex penetration depth；
B. array eddy detecting instrument 3, the excitation flexible print circuit of array eddy detecting instrument 3 are opened in the control of monitoring server 4
The array eddy current testing signal of the monitored Steel Structure Weld 5 of the detection collection of plate array Eddy Current Testing Transducer 1, array EDDY CURRENT
The array eddy current testing signal data transfer of monitored Steel Structure Weld 5 is extremely monitored server 4 by instrument 3；
C. monitoring server 4 preserves the array eddy current testing signal data record of the monitored Steel Structure Weld 5 received,
And this array eddy current testing signal data setting is saved as into initial reference data E0；
D. hereafter, monitoring server 4 timing controlled opens array eddy detecting instrument 3, and array eddy detecting instrument 3 encourages soft
Property printed circuit plate array Eddy Current Testing Transducer 1 detect the array eddy current testing signal of the monitored Steel Structure Weld 5 of collection, battle array
Array eddy current testing signal data E1, E2, En of monitored Steel Structure Weld 5 are transmitted to monitoring and taken by row eddy detecting instrument 3
Business device 4；
E. monitoring server 4 remembers array eddy current testing signal data E1, E2, En of the monitored Steel Structure Weld 5 received
Record is preserved, and the initial reference data E0 that preservation is set in this array eddy current testing signal data E1, E2, En and step c is entered
Row compares analysis；When monitored Steel Structure Weld 5 occurs discontinuous, the monitored steel knot that server 4 is received now is monitored
Array eddy current testing signal data E1, E2, En of structure weld seam 5 compared with the initial reference data E0 of preservation is set in step c with inciting somebody to action
There is abnormal signal, the abnormal signal for comparing analysis is exported and alarmed by monitoring server 4, meanwhile, monitoring server 4 is according to the exception
The parameter information of signal indicates the discontinuous position of monitored Steel Structure Weld 5, and makes the discontinuous abnormal signal prison
Curve is surveyed, is easy to monitoring personnel to monitor the discontinuous development and change.
Embodiment two, as shown in figure 5, one kind is using Steel Structure Weld crackle monitoring device, it is further, described to be fixed on
The multiple magnet 2 in both sides of flexible printed circuit board array Eddy Current Testing Transducer 1, each magnet 2 polarity of magnet 2 adjacent thereto
The opposite both sides for being fixed on flexible printed circuit board array Eddy Current Testing Transducer 1, i.e., when a magnet 2 is S extremely solid downwards
Be scheduled on the side of flexible printed circuit board array Eddy Current Testing Transducer 1, magnet 2 adjacent thereto be exactly N poles be downwardly fixed to it is soft
On the side of property printed circuit plate array Eddy Current Testing Transducer 1.In this way, flexible printed circuit board array EDDY CURRENT can be sensed
Device 1 is folded up, and is easy to carry and is arranged into monitored Steel Structure Weld 5, while the opposite polarity of adjacent magnets 2, can supervised
Survey and magnetization cycle is formed in Steel Structure Weld 5, strengthen the magnetization degree of monitored Steel Structure Weld 5, further improve vortex and ooze
Saturating depth.
Embodiment three, as shown in fig. 6, one kind is using Steel Structure Weld crackle monitoring device, further, flexible printed circuit board
U is used between the surface of magnet 2 that the magnetic on each form printed circuit coils both sides in array Eddy Current Testing Transducer 1 is conversely fixed
Sections 6 is connected.In this way, magnetization cycle can be formed in monitored Steel Structure Weld 5, vortex penetration depth is further improved, is obtained
To more preferable magnetic efficiency.
Above-described embodiment is only used for further illustrating that the present invention's is a kind of with Steel Structure Weld crackle monitoring device and side
Method, but the invention is not limited in embodiment, any letter that every technical spirit according to the present invention is made to above example
Single modification, equivalent variations and modification, each fall within the protection domain of technical solution of the present invention.
Claims (4)
1. a kind of using Steel Structure Weld crackle monitoring device, including it is flexible printed circuit board array Eddy Current Testing Transducer, many
Individual magnet, array eddy detecting instrument, monitoring server, it is characterised in that：The flexible printed circuit board array EDDY CURRENT
There are the form printed circuit coils of multiple array distributions in sensor；The two of the flexible printed circuit board array Eddy Current Testing Transducer
Multiple magnet are fixed on side；The flexible printed circuit board array Eddy Current Testing Transducer is electrically connected with array eddy detecting instrument；
The array eddy detecting instrument is connected with monitoring server using wired or wireless way.
2. it is a kind of with Steel Structure Weld crack monitoring method, using the device described in claim 1, it is characterised in that：Including
Following steps,
A. the flexible printed circuit board array Eddy Current Testing Transducer in device is covered in monitored Steel Structure Weld surface,
The magnet adsorption on flexible printed circuit board array Eddy Current Testing Transducer both sides is fixed on monitored Steel Structure Weld both sides
On steel structure surface so that flexible printed circuit board array Eddy Current Testing Transducer is closely covered in monitored Steel Structure Weld table
Face；Meanwhile, the magnet for being fixed on flexible printed circuit board array Eddy Current Testing Transducer both sides will be to being detected Steel Structure Weld
Magnetized, improve vortex penetration depth；
B. monitoring server controls open array eddy detecting instrument, array eddy detecting instrument excitation flexible printed circuit board
The array eddy current testing signal of the monitored Steel Structure Weld of array Eddy Current Testing Transducer detection collection, array eddy detecting instrument
By the array eddy current testing signal data transfer of monitored Steel Structure Weld to monitoring server；
C. monitoring server preserves the array eddy current testing signal data record of the monitored Steel Structure Weld received, and
This array eddy current testing signal data setting is saved as into initial reference data；
D. hereafter, monitoring server timing controlled opens array eddy detecting instrument, the flexible print of array eddy detecting instrument excitation
The array eddy current testing signal of the monitored Steel Structure Weld of printed circuit board array Eddy Current Testing Transducer detection collection, array vortex
Detecting instrument is by the array eddy current testing signal data transfer of monitored Steel Structure Weld to monitoring server；
E. monitoring server preserves the array eddy current testing signal data record of the monitored Steel Structure Weld received, and
This array eddy current testing signal data is compared with setting the initial reference data of preservation in step c；When monitored
When Steel Structure Weld occurs discontinuous, the array EDDY CURRENT letter for the monitored Steel Structure Weld that server is received now is monitored
Number will have abnormal signal compared with the initial reference data of preservation is set in step c, and monitoring server will compare analysis
Abnormal signal output alarm, meanwhile, monitoring server indicates monitored steel construction according to the parameter information of the abnormal signal and welded
The discontinuous position of seam, and the discontinuous abnormal signal monitoring curve is made, it is easy to monitoring personnel to monitor the discontinuous hair
Exhibition change.
3. one kind according to claim 1 is using Steel Structure Weld crackle monitoring device, it is characterised in that：Further,
The multiple magnet in both sides for being fixed on flexible printed circuit board array Eddy Current Testing Transducer, each magnet magnetic adjacent thereto
The opposite polarity both sides for being fixed on flexible printed circuit board array Eddy Current Testing Transducer of iron, i.e., when a magnet be S poles to
Under be fixed on flexible printed circuit board array Eddy Current Testing Transducer side, magnet adjacent thereto is exactly that N poles are downwardly fixed to
On flexible printed circuit board array Eddy Current Testing Transducer side.
4. one kind according to claim 3 is using Steel Structure Weld crackle monitoring device, it is characterised in that：Further,
U-shaped iron is used between the magnet surface that the magnetic on each flexible printed circuit board array Eddy Current Testing Transducer both sides is conversely fixed
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710408426.4A CN107219299A (en) | 2017-06-02 | 2017-06-02 | It is a kind of with Steel Structure Weld crackle monitoring device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710408426.4A CN107219299A (en) | 2017-06-02 | 2017-06-02 | It is a kind of with Steel Structure Weld crackle monitoring device and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108333184A (en) * | 2018-02-07 | 2018-07-27 | 苏州热工研究院有限公司 | Turbine rotor welding point detection method |
| CN110319954A (en) * | 2018-03-28 | 2019-10-11 | 无锡市工业设备安装有限公司 | Tunnel is detected in the device and method with fan suspended fixed bottom plate bead crack |
| CN112834610A (en) * | 2021-01-22 | 2021-05-25 | 爱德森（厦门）电子有限公司 | High-inductance flexible magnetic-adhesion type eddy current array sensor device and monitoring method thereof |
| CN114894890A (en) * | 2022-05-09 | 2022-08-12 | 俊合盛(武汉)科技有限公司 | Variable-angle welding seam defect detection device and method |
| CN115824477A (en) * | 2022-11-04 | 2023-03-21 | 中国特种设备检测研究院 | Array magnetic sensor, device and method for residual stress field detection |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108333184A (en) * | 2018-02-07 | 2018-07-27 | 苏州热工研究院有限公司 | Turbine rotor welding point detection method |
| CN108333184B (en) * | 2018-02-07 | 2023-12-19 | 苏州热工研究院有限公司 | Method for detecting welded joint of steam turbine rotor |
| CN110319954A (en) * | 2018-03-28 | 2019-10-11 | 无锡市工业设备安装有限公司 | Tunnel is detected in the device and method with fan suspended fixed bottom plate bead crack |
| CN112834610A (en) * | 2021-01-22 | 2021-05-25 | 爱德森（厦门）电子有限公司 | High-inductance flexible magnetic-adhesion type eddy current array sensor device and monitoring method thereof |
| CN112834610B (en) * | 2021-01-22 | 2023-09-08 | 爱德森（厦门）电子有限公司 | High-inductance flexible magnetic-patch type eddy current array sensor device and monitoring method thereof |
| CN114894890A (en) * | 2022-05-09 | 2022-08-12 | 俊合盛(武汉)科技有限公司 | Variable-angle welding seam defect detection device and method |
| CN115824477A (en) * | 2022-11-04 | 2023-03-21 | 中国特种设备检测研究院 | Array magnetic sensor, device and method for residual stress field detection |
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