CN202994734U - Pipeline detection system - Google Patents
Pipeline detection system Download PDFInfo
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- CN202994734U CN202994734U CN 201220726230 CN201220726230U CN202994734U CN 202994734 U CN202994734 U CN 202994734U CN 201220726230 CN201220726230 CN 201220726230 CN 201220726230 U CN201220726230 U CN 201220726230U CN 202994734 U CN202994734 U CN 202994734U
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- guided wave
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- wave detection
- detection probe
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Abstract
The utility model provides a pipeline detection system which comprises a pipeline to be detected, a first guided wave detection probe, a second guided wave detection probe and an ultrasonic detection probe. The pipeline to be detected comprises a first pipe body and a second pipe body which are connected through welding. The first and second guided wave detection probes are respectively arranged on the surfaces of the first and second pipe bodies. The ultrasonic detection probe is arranged in a position of a weld joint between the first and second pipe bodies, or in a position of a weld joint adjacent to the surface of the first or second pipe body. By adopting the ultrasonic guided wave detection system provided by the utility model, the detection efficiency and precision of pipeline detection can be improved.
Description
Technical field
The utility model relates to detection technique, especially, relates to a kind of pipe detection system.
Background technology
Offshore Oil Industry development in recent years is swift and violent, and each oil company has set up the petroleum drilling and mining platform that varies in size at sea.Come pumped (conveying) medium with a large amount of pressure lines on the sea oil drilling and production platform, these media are usually inflammable and explosive or poisonous, harmful.These pressure lines in use usually because the corrosion of its pumped (conveying) medium causes Pipeline Failure to reveal, cause environmental pollution, and the accident of platform production is closed down, and even causes huge property loss and casualties.Therefore strengthen the online detection and long-term status monitoring of marine oil pipeline, to ensureing continuous production, preventing that security incident from having very significance.Traditional pipe detection system is usually take visual testing, ultrasonic thickness test as main, and the routine inspection schemes such as assisting ultrasonic wave inspection and ray detection are spot-check.But, above-mentioned pipe detection scheme exists checkability and the lower problem of accuracy of detection.
The utility model content
For addressing the above problem, the utility model provides a kind of detection efficiency and accuracy of detection higher pipe detection system.
A kind of pipe detection system, comprise pipe under test, the first guided wave detection probe, the second guided wave detection probe and the first ultrasonic detecting probe, described pipe under test comprises the first body and the second body, described the first body be connected the second body and connect by the first weld seam, described the first guided wave detection probe and described the second guided wave detection probe are separately positioned on the surface of described the first body and described the second body; Described the first ultrasonic detecting probe is arranged on the position at the first weld seam place between described the first body and the second body, perhaps is arranged on the position that described the first body or the second body surface are adjacent to described the first weld seam.
In a preferred embodiment of the present utility model, described the first body is straight tube, and described the second body is the threeway body.
In a preferred embodiment of the present utility model, described pipe under test also comprises the 3rd body, and described the 3rd body is the elbow body, and it is connected to described the second body by the second weld seam.
In a preferred embodiment of the present utility model, described pipe detection system also comprises the 3rd guided wave detection probe, and described the 3rd guided wave detection probe is arranged on described the 3rd body surface.
In a preferred embodiment of the present utility model, described pipe detection system also comprises the 3rd ultrasonic detecting probe, described the 3rd ultrasonic detecting probe is arranged on the position of detecting the defect of pipeline place of determining through described the first guided wave detection probe, the second guided wave detection probe or the 3rd guided wave detection probe, perhaps is arranged on the position that is adjacent to described defect of pipeline.
In a preferred embodiment of the present utility model, described pipe detection system also comprises the 3rd ultrasonic detecting probe, described the 3rd ultrasonic detecting probe is arranged on the position of detecting the defect of pipeline place of determining through described the first guided wave detection probe, the second guided wave detection probe or the 3rd guided wave detection probe, perhaps is arranged on the position that is adjacent to described defect of pipeline.
Compared to prior art, the utility model provides pipe detection system utilizes ultrasonic detecting probe that the weld seam between body is detected, and utilize described guided wave detection probe that described body is investigated fast, because supersonic guide-wave can along axially the propagating of body, therefore can improve detection efficiency; And the defect of pipeline zone that obtains in quick investigation further utilizes ultrasonic detecting probe to carry out the ultrasound wave check, and then further guarantees the position of defect of pipeline and the detection accuracy of size.Therefore, the utility model pipe detection system of providing can effectively improve detection efficiency and accuracy of detection.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings, wherein:
Fig. 1 is the structural representation that a kind of preferred embodiment of pipe detection system that the utility model provides discloses.
Embodiment
The below will be clearly and completely described the technical scheme in the utility model embodiment, and obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making all other embodiment that obtain under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 1, the structural representation of pipe detection a kind of embodiment of system that it provides for the utility model.Described pipe detection system comprises pipe under test 100, guided wave detection probe 210,220,230 and ultrasonic detection device 310,320.Described pipe under test 100 can be petroleum pipe line, such as offshore oil process pipeline and other, wherein said pipe under test 100 comprises at least two bodys that connect by weld seam, such as, in the embodiment shown in fig. 1, described pipe under test 100 can comprise the first body 110, the second body 120 and the 3rd body 130, and wherein said the first body 110 is straight tube, described the second body 120 is T-shaped body, such as the threeway body; Described the 3rd body 130 is bent type body, such as the elbow body.Connect by the first weld seam 140 between described the first body 110 and described the second body 120, connect by the second weld seam between described the second body 120 and described the 3rd body 130.
Described guided wave detection probe 210,220,230 is the detection probe of ultrasonic guided wave detection device, its the first body 110, the second body 120 and the 3rd body 130 that is mainly used in described pipe under test 100 carries out quick defective scanning, to determine the defective position of described pipe under test 100.Particularly, as shown in Figure 1, described guided wave detection probe 210,220,230 can specifically comprise the first guided wave detection probe 210, the second guided wave detection probe 220 and the 3rd guided wave detection probe 230.Wherein, described the first guided wave detection probe 210 is arranged on described the first body 110 surfaces, and described the second guided wave detection probe 220 is arranged on described the second body 130 surfaces, and described the 3rd guided wave detection probe 230 is arranged on described the 3rd body 130 surfaces.
In specific embodiment, described pipe detection system can further include guided wave and detects the master control set (not shown), and described the first guided wave detection probe 210, described the second guided wave detection probe 220 and described guided wave detection probe 230 can be wired to described guided wave and detect master control set.Described guided wave detects master control set and carries out the guided wave detection for controlling described the first guided wave detection probe 210, described the second guided wave detection probe 220 and described the 3rd guided wave detection probe 230.Particularly, described the first guided wave detection probe 210, described the second guided wave detection probe 220 and described the 3rd guided wave detection probe 230 can be carried out periodic duty under the control of the pumping signal that described guided wave detection master control set provides, and utilize respectively piezoelectric effect to produce mechanical wave to described the first body 110, described the second body 120 and described the 3rd body 130, cause described the first body 110, described the second body 120 and described the 3rd body 130 produce strain and then produce ultrasonic stress wave.
Described ultrasonic stress wave can be the high frequency guided wave, and its frequency is approximately 1MHz.Described ultrasonic stress wave is specifically as follows compressional wave (Longitudinal wave), torsional wave (Torsional wave) or nonaxisymmetrical flexural wave (Non-axisymmetric flexing wave), and described ultrasonic stress wave can be along axially the propagating of described the first body 110, described the second body 120 and described the 3rd body 130, and reflection occurs and form respectively ultrasonic echo at the discontinuity zone (as pipeline junction or defect of pipeline) of described the first body 110, described the second body 120 and described the 3rd body 130.The ultrasonic echo that forms at described the first body 110, described the second body 120 and described the 3rd body 130 is back to respectively described the first guided wave detection probe 210, described the second guided wave detection probe 220 and described the 3rd guided wave detection probe 230 along the reverse direction of the ultrasonic stress wave of its correspondence.
described the first guided wave detection probe 210, described the second guided wave detection probe 220 and described the 3rd guided wave detection probe 230 can further be transferred to described ultrasonic echo described guided wave and detect master control set, described guided wave detects the piezoelectric effect that master control set can utilize probe, electrical signal of reaction corresponding according to described echo signal form, and further produce respectively pulse waveform with defect of pipeline corresponding position in output waveform figure, thus, the pipeline inspection personnel just can judge described the first body 110 according to described pulse waveform, whether described the second body 120 and described the 3rd body 130 exist defect of pipeline (such as crack or corrosion area), and investigate out fast the position that defect of pipeline occurs.
Described ultrasonic detecting probe 310,320 is the detection probe of ultrasonic detection device, and it is mainly used in the first weld seam 140 of described pipe under test 100 and the second weld seam 150 are detected.Particularly, as shown in Figure 1, described ultrasonic detecting probe 310～320 can specifically comprise the first ultrasonic detecting probe 310 and the second ultrasonic detecting probe 320, wherein said the first ultrasonic detecting probe 310 is arranged on described the first weld seam 140 positions, perhaps is arranged on the position that described the first body 110 or the second body are adjacent to described the first weld seam 140; Described the second ultrasonic detecting probe 320 is arranged on described the second weld seam 150 positions or is arranged on described the second body 120 or the 3rd body 130 is adjacent to the position of described the second weld seam 150.
In specific embodiment, described pipe detection system can further include ultrasound examination master control set (not shown), and described the first ultrasonic detecting probe 310 and described the second ultrasonic detecting probe 320 can be wired to described ultrasound examination master control set.described the first ultrasonic detecting probe 310 and described the second ultrasonic detecting probe 320 can be respectively to described the first weld seam 140 and described the second weld seam 150 emission ultrasound waves (such as ultrasonic shear waves or compressional wave) under the control of described ultrasound examination master control set, and receive that described ultrasound wave at described the first weld seam 140 and described the second weld seam 150 interfaces, reflection occurs and the reflected impulse that forms, and calculate thickness or other parameters of described the first weld seam 140 and described the second weld seam 150 according to the time of reception of described reflected impulse, to judge whether described the first weld seam 140 and described the second weld seam 150 excessive defect occurs.
In addition, the utility model provides pipe detection system can further include the 3rd ultrasonic detecting probe 330, described the 3rd ultrasonic detecting probe 330 can be arranged on through described guided wave detection probe 210～230 and detect the position at defect of pipeline 160 places of determining or be arranged on the position that described pipe under test 100 surfaces are adjacent to described defect of pipeline 160, and utilization and above-mentioned the first ultrasonic detecting probe 310 and the similar ultrasound wave defects detection principle of the second ultrasonic detecting probe 320 are checked described defect of pipeline 160.
In specific embodiment, described guided wave detection probe 210～230 and described ultrasonic detecting probe 310～330 can adopt by the couplant mode and be coupled to its corresponding body 110～130 or weld seam 140～150 surfaces.
Compared to prior art, the utility model provides pipe detection system utilizes described ultrasonic detecting probe 310～320 that the weld seam 140～150 between body is detected, and utilize described guided wave detection probe 210～230 that described body 110～130 is investigated fast, because supersonic guide-wave can along axially the propagating of body, therefore can improve detection efficiency; Can reduce simultaneously the dismounting workload of insulation material that appearance has the container of insulation material; And defect of pipeline 160 zones that obtain in quick investigation further utilize described ultrasonic detecting probe 330 to carry out the ultrasound wave check, and then further guarantee the position of defect of pipeline and the detection accuracy of size.Therefore, the utility model pipe detection system of providing can effectively improve detection efficiency and accuracy of detection.
The above is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model description to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in scope of patent protection of the present utility model.
Claims (6)
1. pipe detection system, it is characterized in that, comprise pipe under test, the first guided wave detection probe, the second guided wave detection probe and the first ultrasonic detecting probe, described pipe under test comprises the first body and the second body, described the first body be connected the second body and connect by the first weld seam, described the first guided wave detection probe and described the second guided wave detection probe are separately positioned on the surface of described the first body and described the second body; Described the first ultrasonic detecting probe is arranged on the position at the first weld seam place between described the first body and the second body, perhaps is arranged on the position that described the first body or the second body surface are adjacent to described the first weld seam.
2. pipe detection according to claim 1 system, is characterized in that, described the first body is straight tube, and described the second body is the threeway body.
3. pipe detection according to claim 2 system, is characterized in that, described pipe under test also comprises the 3rd body, and described the 3rd body is the elbow body, and it is connected to described the second body by the second weld seam.
4. pipe detection according to claim 3 system, is characterized in that, also comprises the 3rd guided wave detection probe, and described the 3rd guided wave detection probe is arranged on described the 3rd body surface.
5. pipe detection according to claim 4 system, it is characterized in that, also comprise the second ultrasonic detecting probe, described the second ultrasonic detecting probe is arranged on the position at the second weld seam place between described the second body and the 3rd body, perhaps is arranged on the position that described the second body or the 3rd body surface are adjacent to described the second weld seam.
6. pipe detection according to claim 5 system, it is characterized in that, also comprise the 3rd ultrasonic detecting probe, described the 3rd ultrasonic detecting probe is arranged on the position of detecting the defect of pipeline place of determining through described the first guided wave detection probe, the second guided wave detection probe or the 3rd guided wave detection probe, perhaps is arranged on the position that described pipe under test surface is adjacent to described defect of pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726230 CN202994734U (en) | 2012-12-25 | 2012-12-25 | Pipeline detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220726230 CN202994734U (en) | 2012-12-25 | 2012-12-25 | Pipeline detection system |
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| Publication Number | Publication Date |
|---|---|
| CN202994734U true CN202994734U (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220726230 Expired - Fee Related CN202994734U (en) | 2012-12-25 | 2012-12-25 | Pipeline detection system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259250A (en) * | 2015-09-21 | 2016-01-20 | 太原科技大学 | Method for detecting integrity of weld through ultrasonic guided wave array |
| CN110052459A (en) * | 2019-04-26 | 2019-07-26 | 中国水利水电科学研究院 | A kind of water delivery engineering inner structural wall device for pre-cleaning and crack detection suit |
| CN111077281A (en) * | 2019-12-30 | 2020-04-28 | 中国石油集团川庆钻探工程有限公司 | In-service fracturing high-pressure manifold detection method and system |
-
2012
- 2012-12-25 CN CN 201220726230 patent/CN202994734U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259250A (en) * | 2015-09-21 | 2016-01-20 | 太原科技大学 | Method for detecting integrity of weld through ultrasonic guided wave array |
| CN110052459A (en) * | 2019-04-26 | 2019-07-26 | 中国水利水电科学研究院 | A kind of water delivery engineering inner structural wall device for pre-cleaning and crack detection suit |
| CN111077281A (en) * | 2019-12-30 | 2020-04-28 | 中国石油集团川庆钻探工程有限公司 | In-service fracturing high-pressure manifold detection method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Petroleum pipeline detecting system Effective date of registration: 20150106 Granted publication date: 20130612 Pledgee: Shenzhen high tech investment and financing Company limited by guarantee Pledgor: Shenzhen Fairness Component Mechanical Technology Service Co., Ltd. Registration number: 2015990000012 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20191225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |