CN207396410U - A kind of acoustic fix ranging C for corrosive pipeline detection sweeps imaging device - Google Patents
A kind of acoustic fix ranging C for corrosive pipeline detection sweeps imaging device Download PDFInfo
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- CN207396410U CN207396410U CN201721463018.0U CN201721463018U CN207396410U CN 207396410 U CN207396410 U CN 207396410U CN 201721463018 U CN201721463018 U CN 201721463018U CN 207396410 U CN207396410 U CN 207396410U
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- acoustic fix
- fix ranging
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- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 238000003384 imaging method Methods 0.000 title claims abstract description 11
- 239000000523 sample Substances 0.000 claims abstract description 34
- 230000007797 corrosion Effects 0.000 abstract description 14
- 238000005260 corrosion Methods 0.000 abstract description 14
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000001303 quality assessment method Methods 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
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Abstract
The utility model is related to a kind of acoustic fix ranging C for corrosive pipeline detection to sweep imaging device, the longitudinal wave normal probe contacted including supersonic detector and by couplant with pipeline external surface, the detection device further includes acoustic fix ranging emission sensor, acoustic fix ranging receiving sensor, stent and magnetic attracting device, the acoustic fix ranging emission sensor is connected on longitudinal wave normal probe, the acoustic fix ranging receiving sensor is arranged on stent both ends, and stent is fixed on pipeline external surface by magnetic attracting device, the longitudinal wave normal probe, acoustic fix ranging emission sensor and acoustic fix ranging receiving sensor are all connected with supersonic detector.The utility model positions test position information using acoustic fix ranging emission sensor harmony position receiver sensor during corrosive pipeline detection is carried out, so that the corrosion condition compartmentalization of pipeline be shown in C and sweep on coloured image, intuitively reflect very much the extent of corrosion of examined pipeline, corrosion default recall rate is improved, strong evidence is provided for construction quality assessment.
Description
Technical field
The utility model is related to pipeline inspection technology fields, and in particular to a kind of acoustic fix ranging C for corrosive pipeline detection
Sweep imaging device.
Background technology
Pressure pipeline is that the possibility that uses causes the larger special type of danger such as fire or be poisoned to set in production, life
Standby, country formulates relevant laws and regulations therefore ensures people's property and life security to pressure pipeline implementation supervision.And in petrochemical industry
A kind of examined workpiece that pressure pipeline is relatively common in engineering and quantity is larger, such as its generation explosion or poison gas leakage consequence
It is hardly imaginable.
Pressure pipeline longtime running is easiest to generate corrosive pipeline, therefore rotten to pressure pipeline in-service in petroleum chemical engineering
The detection work of erosion defect is just particularly important.Corrosive pipeline detection method more commonly used at present is exactly circumferentially every along pipeline
A thickness measuring point thickness measuring is selected every 90 degree to assess the corrosion condition at this, this method is due to only carrying out four points of circumferencial direction
Thickness measuring is only able to display the extent of corrosion of certain point, it is most likely that misses the region corroded.
Utility model content
The purpose of this utility model is to provide a kind of acoustic fix ranging C for corrosive pipeline detection to sweep imaging device, energy
Corrosive pipeline region and its extent of corrosion at enough intuitively reflections, so as to improve corrosion default recall rate.
To achieve the above object, the technical solution adopted in the utility model is：
A kind of acoustic fix ranging C for corrosive pipeline detection sweeps imaging device, including supersonic detector and passes through coupling
The longitudinal wave normal probe that agent is contacted with pipeline external surface, the detection device further includes acoustic fix ranging emission sensor, acoustic fix ranging receives
Sensor, stent and magnetic attracting device, the acoustic fix ranging emission sensor are connected on longitudinal wave normal probe, and the acoustic fix ranging, which receives, to be passed
Sensor is arranged on stent both ends, and stent is fixed on pipeline external surface, the longitudinal wave normal probe, acoustic fix ranging hair by magnetic attracting device
It penetrates sensor and acoustic fix ranging receiving sensor is all connected with supersonic detector.
The stent is equipped with graduated scale.
After using the above program, the utility model is during corrosive pipeline detection is carried out using acoustic fix ranging transmitting sensing
Device harmony position receiver sensor positions test position information, supersonic detector combination test position information and detection
Pipeline wall thickness information at position is color coded corrosive pipeline degree, forms C and sweeps coloured image.
When longitudinal wave normal probe moves progress pipeline wall thickness information measurement in detection zone, longitudinal wave normal probe detected every
The corrosive pipeline degree information of one position can all be shown as C and sweep coloured image, so that the corrosion condition compartmentalization of pipeline
It is shown in C to sweep on coloured image, intuitively reflects very much the extent of corrosion of examined pipeline, improve pipeline corrosion default inspection
Extracting rate provides strong evidence for construction quality assessment.
Description of the drawings
Fig. 1 sweeps imaging device dimensional structure diagram for the utility model acoustic fix ranging C；
Fig. 2 sweeps imaging device top view for the utility model acoustic fix ranging C；
Fig. 3 is the utility model longitudinal wave normal probe position schematic diagram calculation；
Fig. 4 is that the C of the utility model testing result sweeps image.
Specific embodiment
For the technology contents of detailed the utility model, structure feature, institute's reached purpose and effect, embodiment will be enumerated below
And Figure of description is coordinated to be described in detail.
Shown referring to Figures 1 and 2, the utility model discloses a kind of acoustic fix ranging C for corrosive pipeline detection and sweeps imaging
Device, including longitudinal wave normal probe 1, acoustic fix ranging emission sensor 2, acoustic fix ranging receiving sensor 3,4, stent 5, magnetic attracting device 6
With supersonic detector 8, wherein, acoustic fix ranging emission sensor 2 is connected on longitudinal wave normal probe 1, and longitudinal wave normal probe 1 passes through coupling
Mixture is contacted with 7 outer surface of pipeline；Stent 5 is fixed on 7 outer surface of pipeline by magnetic attracting device 6, is connected at 5 both ends of stent sound
Position receiver sensor 3,4；Longitudinal wave normal probe 1, acoustic fix ranging emission sensor 2 and acoustic fix ranging receiving sensor 3,4 pass through
Data cable connects supersonic detector 8.
Acoustic fix ranging receiving sensor 3,4 quantity are two in the present embodiment, and two acoustic fix ranging receiving sensors 3,4 are distinguished
The both ends of stent 5 are arranged on, when acoustic fix ranging emission sensor 2 emits the sound wave of specific frequency, acoustic fix ranging receiving sensor 3,4
Sound wave can be received, the time of sound wave is emitted according to acoustic fix ranging emission sensor 2, acoustic fix ranging receiving sensor 3,4 receives sound wave
Time and sound wave speed, it may be determined that longitudinal wave normal probe 1 and acoustic fix ranging receiving sensor 3, the distance between 4.
Above-mentioned stent 5 is equipped with graduated scale, can so facilitate two acoustic fix ranging sensors 3, the distance between 4.
With reference to Fig. 3 and Fig. 4 and coordinate shown in Fig. 1 and Fig. 2, when carrying out corrosive pipeline detection using above-mentioned detection device, inspection
Survey method is as follows：
Acoustic fix ranging emission sensor 2 is mounted on longitudinal wave normal probe 1 by step 1, is fixed stent 5 by magnetic attracting device 6
In 7 outer surface of pipeline, two sonic locator reception devices 3,4 are separately mounted to 5 both ends of stent, it is straight using data cable connection longitudinal wave
Probe 1, acoustic fix ranging emission sensor 2, acoustic fix ranging receive sensing 3,4 and are connected on supersonic detector 8.
Step 2 starts supersonic detector 8, and detection zone is set on supersonic detector 8, longitudinal wave normal probe 1,
Acoustic fix ranging emission sensor 2, acoustic fix ranging receiving sensor 3,4 are arranged in the detection zone, which is that length is
A, width are the rectangle frame of b, wherein, a is two acoustic fix ranging receiving sensors 3, the distance between 4, b is setting value, defines two sound
Connecting line between position receiver sensor 3,4 is x-axis, and any straight line perpendicular to x-axis in detection zone is y-axis.
Connecting line in the present embodiment between two acoustic fix ranging receiving sensors 3,4 is x-axis, two acoustic fix ranging receiving sensors
3rd, the perpendicular bisector of the connecting line between 4 is y-axis, and it is negative direction of the x-axis to be directed toward 3 direction of acoustic fix ranging receiving sensor, is directed toward acoustic fix ranging
4 direction of receiving sensor is positive direction of the x-axis, and it is positive direction of the y-axis to be directed toward 1 direction of longitudinal wave normal probe.It so can be directly from stent 5
The coordinate of position receiver sensor 3 of reading aloud on graduated scale is（0 ,-x1）, the coordinate of acoustic fix ranging receiving sensor 4 is（0, x2）.
It is straight to trigger longitudinal wave by 7 surface of coupling reagent pipeline by supersonic detector 8 for step 3, longitudinal wave normal probe 1
1 transmitting ultrasonic wave of probe, longitudinal wave normal probe 1 on 7 surface of pipeline in the range of detection zone is moved and carries out the survey of 7 wall thickness of pipeline
7 wall thickness information of pipeline is sent to supersonic detector 8 by amount, longitudinal wave normal probe 1；While 7 wall thickness measuring of pipeline is carried out, sound
Localizing emission sensor 2 emits the sound wave of specific frequency, 2 He of acoustic fix ranging emission sensor to acoustic fix ranging receiving sensor 3,4
Acoustic fix ranging receiving sensor 3,4 will emit and receive information is sent to supersonic detector 8, and supersonic detector 8 is according to the letter
Breath acquisition longitudinal wave normal probe 1 and the distance d1 and longitudinal wave normal probe and acoustic fix ranging receiving sensor 4 of acoustic fix ranging receiving sensor 3
Distance d2；
Step 4, supersonic detector 8 are according to the coordinate of acoustic fix ranging receiving sensor 3（0 ,-x1）, acoustic fix ranging, which receives, to be sensed
The coordinate of device 4（0, x2）And longitudinal wave normal probe and the distance d1 and longitudinal wave normal probe of acoustic fix ranging receiving sensor 3 determine with sound
The distance d2 of position receiving sensor 4 calculates the position coordinates of longitudinal wave normal probe（x3,y3）, calculation formula is：
d1=((x3)2+(y3+x1)2)(1/2) (1-1)
d2=((x3)2+(y3-x2)2)(1/2) (1-2)
Step 5, supersonic detector 8 are advised according to the coding of the coordinate information combination supersonic detector 8 of longitudinal wave normal probe 1
It is then color coded to measuring obtained 7 wall thickness of pipeline to longitudinal wave normal probe 1, forms C and sweep coloured image.
The utility model it is critical that the utility model during corrosive pipeline detection is carried out using acoustic fix ranging send out
It penetrates sensor 2 harmony position receiver sensor, 3,4 pairs of test position information to position, supersonic detector 8 is according to check bit
Confidence ceases and the 7 wall thickness information of pipeline of inspection positions is color coded 7 extent of corrosion of pipeline, forms C and sweeps coloured image.
Longitudinal wave normal probe 1 moved in detection zone carry out 7 wall thickness information measurement of pipeline when, longitudinal wave normal probe 1 detected each
The corrosive pipeline degree information put can all be shown in C and sweep on coloured image so that the corrosion condition compartmentalization of pipeline 7 show
Show and swept in C on coloured image, intuitively reflect very much the extent of corrosion of examined pipeline, improve the inspection of 7 corrosion default of pipeline
Extracting rate provides strong evidence for construction quality assessment.
The above is only the utility model embodiment, not makees any limit to the technical scope of the utility model
System, therefore every any trickle amendment made according to the technical essence of the utility model to above example, equivalent variations are with repairing
Decorations, in the range of still falling within technical solutions of the utility model.
Claims (2)
1. a kind of acoustic fix ranging C for corrosive pipeline detection sweeps imaging device, including supersonic detector and pass through couplant
The longitudinal wave normal probe contacted with pipeline external surface, it is characterised in that：The detection device further includes acoustic fix ranging emission sensor, sound
Position receiver sensor, stent and magnetic attracting device, the acoustic fix ranging emission sensor are connected on longitudinal wave normal probe, and the sound is determined
Position receiving sensor is arranged on stent both ends, and stent is fixed on pipeline external surface by magnetic attracting device, the longitudinal wave normal probe,
Acoustic fix ranging emission sensor and acoustic fix ranging receiving sensor are all connected with supersonic detector.
2. a kind of acoustic fix ranging C for corrosive pipeline detection according to claim 1 sweeps imaging device, it is characterised in that：
The stent is equipped with graduated scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721463018.0U CN207396410U (en) | 2017-11-06 | 2017-11-06 | A kind of acoustic fix ranging C for corrosive pipeline detection sweeps imaging device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721463018.0U CN207396410U (en) | 2017-11-06 | 2017-11-06 | A kind of acoustic fix ranging C for corrosive pipeline detection sweeps imaging device |
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| CN207396410U true CN207396410U (en) | 2018-05-22 |
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| CN201721463018.0U Expired - Fee Related CN207396410U (en) | 2017-11-06 | 2017-11-06 | A kind of acoustic fix ranging C for corrosive pipeline detection sweeps imaging device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107782789A (en) * | 2017-11-06 | 2018-03-09 | 洋浦海科石化工程检测有限公司 | A kind of acoustic fix ranging C for corrosive pipeline detection sweeps imaging device and method |
| CN110886970A (en) * | 2019-11-26 | 2020-03-17 | 北部湾大学 | Safety protection early warning system and method for buried natural gas pipeline |
-
2017
- 2017-11-06 CN CN201721463018.0U patent/CN207396410U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107782789A (en) * | 2017-11-06 | 2018-03-09 | 洋浦海科石化工程检测有限公司 | A kind of acoustic fix ranging C for corrosive pipeline detection sweeps imaging device and method |
| CN110886970A (en) * | 2019-11-26 | 2020-03-17 | 北部湾大学 | Safety protection early warning system and method for buried natural gas pipeline |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190806 Address after: 300270 No. 180 Century Avenue, Dagang, Binhai New Area, Tianjin Patentee after: Tianjin Da'an Te Engineering Testing Co.,Ltd. Address before: 578101 Room 201, No. 1 Unit, 9 Blocks, Jeep Road Preahao Garden, Yangpu Economic Development Zone, Danzhou City, Hainan Province Patentee before: YANGPU HAIKE PETROCHEMICAL ENGINEERING TESTING CO.,LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 |