CN209416981U - Ultrasonic phased array simulation test block for evaluating root incomplete penetration and root misalignment - Google Patents
Ultrasonic phased array simulation test block for evaluating root incomplete penetration and root misalignment Download PDFInfo
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- CN209416981U CN209416981U CN201822200752.9U CN201822200752U CN209416981U CN 209416981 U CN209416981 U CN 209416981U CN 201822200752 U CN201822200752 U CN 201822200752U CN 209416981 U CN209416981 U CN 209416981U
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- root
- convex surface
- misalignment
- face
- test pieces
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Abstract
The utility model relates to an ultrasonic phased array simulation test block for evaluating root is not welded thoroughly and root miscarriage, the simulation test block is the cuboid, the higher authority of simulation test block is for detecting the face, the following simulation defect face that is constituteed for sinking face and convex surface, it is the cambered surface to sink between face and the convex surface, simulation root miscarriage comprises the heavy face and the convex surface of cambered surface and both sides, be equipped with the open countersunk head of the open engraved groove that the simulation root is not welded on the convex surface, the open countersunk head bottom surface of engraved groove is bellied arc surface, be equipped with in the front of simulation test block with communicating through-hole at the back. The utility model has the advantages that: the method can be used for analyzing and evaluating signals of root incomplete penetration and root misalignment when the ultrasonic phased array detects the welding seam of the medium-thickness pipe. The method can be used for checking the sensitivity in the ultrasonic phased array detection process. The utility model discloses can satisfy the thickness scope and detect for 20 ~ 100 mm's medium thick wall pipeline welding seam ultrasonic phased array.
Description
Technical field
The utility model relates to a kind of for evaluating the ultrasonic phase array simulating test pieces of incomplete root penetration and root misalignment, be
The simulating test pieces evaluated when ultrasonic phase array detects pipeline-weld for incomplete root penetration and root misalignment.
Background technique
With continuous development of the ultrasonic phase array detection technique in power industry in posted sides pipeline detection, owner is to detection
More stringent requirements are proposed for technique, and the evaluation of root of weld defect is especially paid close attention to.Since posted sides pipeline welding belongs in power plant
In single-sided welding mode, weld seam inner wall is invisible, while the structure type of root and design when retaining wall on slope and in-site installation
Predetermined size inevitably results from certain error, and leading to the detecting appraisal of root defect, there are biggish technical difficulty.
In all kinds of root defects, incomplete root penetration is a kind of welding defect common in pipeline-weld, is not only reduced
The effective sectional area of weld seam, declines strength of welded joint, moreover it is possible to and cause stress to concentrate the serious fatigue strength for reducing weld seam, it can
Formation of crack can be become, be the major reason for causing weld seam to destroy.And root misalignment is common assembly forming defects, can generate and answer
Power is concentrated, and the intensity of welding point is weakened.Currently, how to distinguish incomplete root penetration and root misalignment be ultrasonic phase array detection skill
One problem of art.In order to preferably analyze the signal characteristic of incomplete root penetration and root misalignment and explain testing result, having must
Design and produce ultrasonic phase array detection simulating test pieces.
Summary of the invention
In view of the situation of the prior art, the utility model provides a kind of for evaluating the super of incomplete root penetration and root misalignment
Sound phased array simulating test pieces, it is intended to which incomplete root penetration and root misalignment lack when solving posted sides pipeline weld seam in ultrasonic phase array detection
The problem of falling into evaluation, and in the detection process to the review of detection sensitivity.
The utility model to achieve the above object, the technical solution adopted is that: one kind is for evaluating incomplete root penetration and root
The ultrasonic phase array simulating test pieces of portion's misalignment, it is characterised in that: the simulating test pieces are cuboid, and the upper surface of simulating test pieces are inspection
Survey face, here are the simulated defect face in heavy face and convex surface composition, and sinking is cambered surface between face and convex surface, simulates root misalignment by cambered surface
It is formed with the heavy face of two sides and convex surface, the heavy mouth of cutting of simulation incomplete root penetration is equipped on convex surface, the heavy mouth inner bottom surface of cutting is
The arc surface of protrusion is equipped with and the through-hole that communicates below before simulating test pieces.
The beneficial effects of the utility model are:
The utility model can be used for incomplete root penetration and root misalignment when posted sides pipeline weld seam in ultrasonic phase array detection
Signal analysis and evaluation.
The utility model can be used for the check of ultrasonic phase array detection process medium sensitivity.
The utility model can satisfy the middle posted sides pipeline welding line ultrasonic phased array that thickness range is 20~100mm and detect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the A-A enlarged drawing of Fig. 1；
Fig. 4 is the B-B enlarged drawing of Fig. 1；
Fig. 5 is the structural schematic diagram of the utility model length 200mm；
Fig. 6 is the structural schematic diagram of the utility model length 240mm；
Fig. 7 is the structural schematic diagram of the utility model length 290mm；
Fig. 8 is the structural schematic diagram of the utility model length 350mm.
Specific embodiment
It is as shown in Figures 1 to 4, a kind of for evaluating the ultrasonic phase array simulating test pieces of incomplete root penetration and root misalignment,
Simulating test pieces 1 are cuboid, and the upper surface of simulating test pieces 1 are detection faces 1-1, and here is that heavy face 1-2-1 and convex surface 1-2-2 is formed
It is the cambered surface 1-2-3 of simulation root misalignment between simulated defect face 1-2, heavy face 1-2-1 and convex surface 1-2-2, simulates root misalignment
It is made of the heavy face 1-2-1 and convex surface 1-2-2 of cambered surface 1-2-3 and two sides, simulation incomplete root penetration is equipped on the 1-2-2 of convex surface
Mouth 1-2-2-1 is sunk in cutting, and it be the arc surface 1-2-2-2 for simulating the protrusion of incomplete root penetration that mouth inner bottom surface is sunk in cutting, in simulation examination
The through-hole 1-3 for being equipped with before block and communicating below.
The arc surface 1-2-2-2 of protrusion is axial symmetry arc surface, and raised arc surface is 1mm at a distance from the 1-2-2 of convex surface,
The width of the heavy mouth 1-2-2-1 of cutting is 2mm, and the depth of the heavy mouth 1-2-2-1 of cutting is 2mm, the two sides quarter of the heavy mouth 1-2-2-1 of cutting
Angle of the cell wall respectively with the two sides arc surface 1-2-2-2 of protrusion is 40 °.
The width of cambered surface 1-2-3 is 2mm, and cambered surface 1-2-3 and the vertical direction angle of heavy face 1-2-1 and convex surface 1-2-2 are
40°。
As shown in figure 5, the size of simulating test pieces 1 are as follows: the wide 25mm of long 200mm, convex surface 1-2-2 and detection faces 1-1, heavy face
Wide 23mm, the thickness 40mm of 1-2-1 and detection faces 1-1, cutting sink mouth 1-2-2-1 left side cutting wall and convex surface 1-2-2 on the right of
Distance is the spacing of incomplete root penetration and root misalignment, which is 50mm, and through-hole 1-3 is the hole Φ 3mm, Kong Xinyu detection faces 1-
1 distance is 20mm, and the right side of hole heart range simulation test block is 30mm.
As shown in fig. 6, the size of simulating test pieces 1 are as follows: the wide 50mm of long 240mm, convex surface 1-2-2 and detection faces 1-1, sink
Wide 48mm, the thickness 40mm of face 1-2-1 and detection faces 1-1, the left side cutting wall of the heavy mouth 1-2-2-1 of cutting and the right convex surface 1-2-2
Distance be incomplete root penetration and root misalignment spacing, the spacing be 50mm, through-hole 1-3 be the hole Φ 3mm, Kong Xinyu detection faces
The distance of (1-1) is 30mm, and the right side of hole heart range simulation test block is 30mm.
As shown in fig. 7, the size of simulating test pieces 1 are as follows: the wide 75mm of long 290mm, convex surface 1-2-2 and detection faces 1-1, heavy face
Wide 73mm, the thickness 40mm of 1-2-1 and detection faces 1-1, cutting sink mouth 1-2-2-1 left side cutting wall and convex surface 1-2-2 on the right of
Distance is the spacing of incomplete root penetration and root misalignment, which is 50mm, and through-hole 1-3 is the hole Φ 3mm, Kong Xinyu detection faces
The distance of (1-1) is 50mm, and the right side of hole heart range simulation test block is 30mm.
As shown in figure 8, the size of simulating test pieces 1 are as follows: the wide 100mm of long 350mm, convex surface 1-2-2 and detection faces 1-1, sink
Wide 98mm, the thickness 40mm of face 1-2-1 and detection faces 1-1, the left side cutting wall of the heavy mouth 1-2-2-1 of cutting and the right convex surface 1-2-2
Distance be incomplete root penetration and root misalignment spacing, the spacing be 50mm, through-hole 1-3 be the hole Φ 3mm, Kong Xinyu detection faces
The distance of 1-1 is 50mm, and the right side of hole heart range simulation test block is 30mm.
The utility model can satisfy the middle posted sides pipeline weld seam that thickness range is 20~100mm, using ultrasonic phase array
The analysis of the signal of incomplete root penetration and root misalignment and evaluation when detection.
The simulating test pieces that width is 25mm are suitable for the incomplete root penetration and root misalignment of 20~40mm duct wall weld seam
Signal analysis and evaluation.
The simulating test pieces that width is 50mm are suitable for the incomplete root penetration and root misalignment of 40~60mm duct wall weld seam
Signal analysis and evaluation.
The simulating test pieces that width is 75mm are suitable for the incomplete root penetration and root misalignment of 60~80mm duct wall weld seam
Signal analysis and evaluation.
Width is that the simulating test pieces of 100mm are suitable for the incomplete root penetration and root misalignment of 80~100mm duct wall weld seam
Signal analysis and evaluation.
The letter of incomplete root penetration and root misalignment when the utility model can be used for analyzing ultrasonic phase array detection pipeline-weld
Number feature, such as Fig. 1, are placed in detection faces 1-1 for probe, select suitable characterization processes, are moved forward and backward probe, scanning record simulation
A, B, C, S that incomplete root penetration and simulation root misalignment are simulated in test block 1 sweep image, pass through real-time scanning and software analysis conduit
The still image and dynamic image of root of weld defect.
The utility model can be used for the evaluation of result of incomplete root penetration and root misalignment, thick-walled pipe in ultrasonic phase array detection
Probe is placed on detection faces 1-1, when indistinguishable root signal is incomplete root penetration or root misalignment with phase by road weld seam
Simulation incomplete root penetration and simulation root misalignment, detect signal by observation analysis on same characterization processes scanning simulating test pieces 1
With simulate lack of penetration and simulation root misalignment signal feature, help testing staff's differentiation incomplete root penetration and root misalignment.
The check of the utility model usable sensitivity, in ultrasonic phase array detection during posted sides pipeline weld seam, when need
When being checked to detection sensitivity, probe is placed on detection faces 1-1, with identical characterization processes scanning through-hole 1-3, record is logical
Hole 1-3 maximum reflection wave amplitude will cause missing inspection when reflecting wave amplitude and being lower than all over the screen 80%, when back wave panel height is in all over the screen 80%
When will cause erroneous judgement.
Claims (7)
1. a kind of for evaluating the ultrasonic phase array simulating test pieces of incomplete root penetration and root misalignment, it is characterised in that: the mould
Quasi- test block (1) is cuboid, and the upper surface of simulating test pieces (1) are detection faces (1-1), and here is heavy face (1-2-1) and convex surface (1-2-
2) the simulated defect face (1-2) formed is cambered surface (1-2-3) that simulation root is wrong between heavy face (1-2-1) and convex surface (1-2-2)
While being made of cambered surface (1-2-3) and the heavy face (1-2-1) of two sides and convex surface (1-2-2), simulation root is equipped on convex surface (1-2-2)
The cutting that portion is lack of penetration is sunk mouth (1-2-2-1), and cutting sinks mouth inner bottom surface for raised arc surface (1-2-2-2), in simulating test pieces
Before be equipped with and the through-hole (1-3) that communicates below.
2. it is according to claim 1 for evaluating the ultrasonic phase array simulating test pieces of incomplete root penetration and root misalignment,
Be characterized in that: the arc surface (1-2-2-2) of the protrusion is axial symmetry arc surface, raised arc surface and convex surface (1-2-2's)
Distance is 1mm, and it is 2mm that the width of mouth (1-2-2-1) sink in cutting, and it is 2mm that the depth of mouth (1-2-2-1) is sunk in cutting, and mouth is sunk in cutting
Angle of the two sides cutting wall of (1-2-2-1) respectively with two sides arc surface (1-2-2-2) of protrusion is 40 °.
3. it is according to claim 1 for evaluating the ultrasonic phase array simulating test pieces of incomplete root penetration and root misalignment,
Be characterized in that: the width of the cambered surface (1-2-3) is 2mm, and cambered surface (1-2-3) is hung down with heavy face (1-2-1's) and convex surface (1-2-2)
Straight angular separation is 40 °.
4. it is according to claim 1 for evaluating the ultrasonic phase array simulating test pieces of incomplete root penetration and root misalignment,
It is characterized in that: the size of the simulating test pieces (1) are as follows: the wide 25mm, heavy of long 200mm, convex surface (1-2-2) and detection faces (1-1)
Wide 23mm, the thickness 40mm in face (1-2-1) and detection faces (1-1), cutting sink mouth (1-2-2-1) left side cutting wall and convex surface (1-
Distance on the right of 2-2) is the spacing of incomplete root penetration and root misalignment, which is 50mm, and the through-hole (1-3) is Φ 3mm
Hole, the distance of Kong Xinyu detection faces (1-1) are 20mm, and the right side of hole heart range simulation test block is 30mm.
5. it is according to claim 1 for evaluating the ultrasonic phase array simulating test pieces of incomplete root penetration and root misalignment,
It is characterized in that: the size of the simulating test pieces (1) are as follows: the wide 50mm, heavy of long 240mm, convex surface (1-2-2) and detection faces (1-1)
Wide 48mm, the thickness 40mm in face (1-2-1) and detection faces (1-1), cutting sink mouth (1-2-2-1) left side cutting wall and convex surface (1-
Distance on the right of 2-2) is the spacing of incomplete root penetration and root misalignment, which is 50mm, and the through-hole (1-3) is Φ 3mm
Hole, the distance of Kong Xinyu detection faces (1-1) are 30mm, and the right side of hole heart range simulation test block is 30mm.
6. it is according to claim 1 for evaluating the ultrasonic phase array simulating test pieces of incomplete root penetration and root misalignment,
It is characterized in that: the size of the simulating test pieces (1) are as follows: the wide 75mm, heavy of long 290mm, convex surface (1-2-2) and detection faces (1-1)
Wide 73mm, the thickness 40mm in face (1-2-1) and detection faces (1-1), cutting sink mouth (1-2-2-1) left side cutting wall and convex surface (1-
Distance on the right of 2-2) is the spacing of incomplete root penetration and root misalignment, which is 50mm, and the through-hole (1-3) is Φ 3mm
Hole, the distance of Kong Xinyu detection faces (1-1) are 50mm, and the right side of hole heart range simulation test block is 30mm.
7. it is according to claim 1 for evaluating the ultrasonic phase array simulating test pieces of incomplete root penetration and root misalignment,
It is characterized in that: the size of the simulating test pieces (1) are as follows: the wide 100mm, heavy of long 350mm, convex surface (1-2-2) and detection faces (1-1)
Wide 98mm, the thickness 40mm in face (1-2-1) and detection faces (1-1), cutting sink mouth (1-2-2-1) left side cutting wall and convex surface (1-
Distance on the right of 2-2) is the spacing of incomplete root penetration and root misalignment, which is 50mm, and the through-hole (1-3) is Φ 3mm
Hole, the distance of Kong Xinyu detection faces (1-1) are 50mm, and the right side of hole heart range simulation test block is 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822200752.9U CN209416981U (en) | 2018-12-26 | 2018-12-26 | Ultrasonic phased array simulation test block for evaluating root incomplete penetration and root misalignment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822200752.9U CN209416981U (en) | 2018-12-26 | 2018-12-26 | Ultrasonic phased array simulation test block for evaluating root incomplete penetration and root misalignment |
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| Publication Number | Publication Date |
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| CN209416981U true CN209416981U (en) | 2019-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822200752.9U Expired - Fee Related CN209416981U (en) | 2018-12-26 | 2018-12-26 | Ultrasonic phased array simulation test block for evaluating root incomplete penetration and root misalignment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092587A (en) * | 2021-04-02 | 2021-07-09 | 中国计量大学 | Friction stir welding defect phased array detection method based on TFM |
-
2018
- 2018-12-26 CN CN201822200752.9U patent/CN209416981U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092587A (en) * | 2021-04-02 | 2021-07-09 | 中国计量大学 | Friction stir welding defect phased array detection method based on TFM |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190920 Termination date: 20211226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |