CN111855821A - Ultrasonic detection sound beam characteristic checking test block - Google Patents
Ultrasonic detection sound beam characteristic checking test block Download PDFInfo
- Publication number
- CN111855821A CN111855821A CN202010504091.8A CN202010504091A CN111855821A CN 111855821 A CN111855821 A CN 111855821A CN 202010504091 A CN202010504091 A CN 202010504091A CN 111855821 A CN111855821 A CN 111855821A
- Authority
- CN
- China
- Prior art keywords
- sector
- straight surface
- square
- bodies
- radius
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 66
- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 230000004323 axial length Effects 0.000 claims description 43
- 239000000178 monomer Substances 0.000 claims description 6
- 230000004304 visual acuity Effects 0.000 claims description 4
- 239000000523 sample Substances 0.000 abstract description 64
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
Landscapes
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Signal Processing (AREA)
- Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention relates to an ultrasonic detection sound beam characteristic checking test block. The first detection body of the test block comprises a plurality of first single bodies, each first single body comprises a first square body and a first fan-shaped body, a first straight surface of each first fan-shaped body and a third straight surface of the corresponding first square body are coplanar, a second straight surface of each first fan-shaped body and a fourth straight surface of the corresponding first square body are positioned on a first plane, the second detection body comprises a plurality of second single bodies, each second single body comprises a second square body and a second fan-shaped body, a seventh straight surface of each second fan-shaped body and a ninth straight surface of the corresponding second square body are coplanar, an eighth straight surface of the second fan-shaped body and a tenth straight surface of the corresponding second square body are positioned on a second plane, two ends of the first detection body and two ends of the second detection body are positioned on the same plane, and the first plane and the second plane are positioned on the same plane. The invention can measure the short-distance and long-distance acoustic beam characteristics of the transverse wave oblique probe, the longitudinal wave straight probe and the longitudinal wave oblique probe.
Description
Technical Field
The invention belongs to the technical field of nondestructive testing, and particularly relates to an ultrasonic testing sound beam characteristic checking test block.
Background
The nondestructive detection is a technology for detecting defects, chemical and physical parameters of materials, parts and equipment by adopting ray, ultrasonic, infrared, electromagnetic and other principle technologies and combining instruments on the premise of not damaging or influencing the use performance of an object to be detected. Ultrasonic detection is one of the most widely used, most frequently used and rapidly developed nondestructive detection methods at present, is an important means for realizing quality control, saving raw materials, improving processes and improving labor productivity in product manufacturing, and is also one of indispensable means in equipment maintenance.
The test block is one of the most important devices in ultrasonic detection and detection, and has important significance for ensuring the accuracy, repeatability and comparability of detection results.
The performance of the transverse wave probe and the longitudinal wave probe is usually detected at home and abroad by adopting standard test blocks such as IIW1, IIW2, CSK-I first fan-shaped bodies and the like. However, these test blocks often only can detect the long-distance characteristics of the probe sound beam, and there is no suitable test block and detection mode for the short-distance characteristics of the sound beam, because the short-distance characteristics of the ultrasonic sound field greatly restrict the detection effect and evaluation accuracy of the defect close to the sound field.
Therefore, it is very important to design a test block capable of detecting the short-distance and long-distance characteristics of the probe sound beam.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an ultrasonic detection sound beam characteristic checking test block to solve the technical problem that the checking test block in the prior art cannot simultaneously detect the short-distance and long-distance characteristics of a sound beam.
The invention realizes the purpose through the following technical scheme:
an ultrasonic testing sound beam characteristic checking test block, the testing test block comprises a first detection body and a second detection body which are connected into a whole, wherein:
the first detection body comprises a plurality of first single bodies, each first single body comprises first square bodies and first fan-shaped bodies with central angles of 90 degrees, the first square bodies and the first fan-shaped bodies are arranged in a one-to-one correspondence mode, in each first single body, the first sector is provided with a first straight surface and a second straight surface with an included angle of 90 degrees, the first square body is provided with a third straight surface, a fourth straight surface, a fifth straight surface and a sixth straight surface which are connected in turn clockwise to form a square, the first straight surface of the first fan-shaped body and the corresponding third straight surface of the first square-shaped body are coplanar, the second straight surface of the first sector and the corresponding fourth straight surface of the first square body are positioned on a first plane, the first sectors of the first monomers are coaxially and sequentially connected, and the first square bodies of the first monomers are sequentially connected along a direction parallel to the central axis of the first sectors;
The second detection body comprises a plurality of second single bodies, each second single body comprises a second square body and a second fan-shaped body, the second square bodies correspond to the second fan-shaped bodies, the central angle of the second fan-shaped body is 90 degrees, in each second single body, the second fan-shaped body is provided with a seventh straight surface and an eighth straight surface with an included angle of 90 degrees, the second square body is provided with a ninth straight surface, a tenth straight surface, an eleventh straight surface and a twelfth straight surface which are connected in turn in a counterclockwise direction to form a square, the seventh straight surface of the second fan-shaped body and the corresponding ninth straight surface of the second square-shaped body are coplanar, the eighth straight surface of the second fan-shaped body and the corresponding tenth straight surface of the second square body are positioned on a second plane, the second fan-shaped bodies of the second single bodies are coaxially and sequentially connected, and the second square bodies of the second single bodies are sequentially connected along a direction parallel to the central axis of the second fan-shaped bodies;
both ends of the first detecting body in the axial direction of the first sector and both ends of the second detecting body in the axial direction of the second sector are located on the same plane, the fifth straight surface of the first square of the first detecting body is connected to the eleventh straight surface of the second square of the second detecting body, and the first plane and the second plane are located on the same plane.
Further, in the first detection body, the fourth straight surfaces of the first square bodies of the respective first individual bodies have the same size;
in the second detection body, the dimensions of the tenth straight surfaces of the second rectangular bodies of the respective second individual bodies are the same.
Furthermore, in the first detection body, the radii of two adjacent first quadrants have first difference values, the numerical values of the first difference values are different, and each first difference value is located in the range of the resolving power of the ultrasonic display signal to the reflectors with close distances;
in the second detection body, the radii of two adjacent second quadrants have second differences, the numerical values of the second differences are different, and each second difference is located within the range of resolution capability of the ultrasonic display signal to the reflectors close to the distance.
Preferably, the first difference and the second difference are both within 1-10 mm.
Furthermore, in the first detection body, the number of the first single bodies is odd, and the radius of the first quadrant positioned at the even number along the axial direction of the first quadrant is smaller than the radius of two adjacent first quadrants;
In the second detection body, the number of the second single bodies is odd, and the radius of the second quadrant positioned at the even number along the axial direction of the second quadrant is smaller than the radius of two adjacent second quadrants.
Further, in the first detecting body, along the axial direction of the first sector, a plurality of the first sectors in the first detecting body are respectively a first sector No. one, a first sector No. two, a first sector No. three, a first sector No. four, a first sector No. five, a first sector No. six and a first sector No. seven, the radius of the first sector No. one is 17mm, the axial length is 20mm to 30mm, the radius of the first sector No. two is 9mm, the axial length is 5mm to 10mm, the radius of the first sector No. three is 12mm, the axial length is 20mm to 30mm, the radius of the first sector No. four is 10mm, the axial length is 5mm to 10mm, the radius of the first sector No. five is 15mm, the axial length is 20mm to 30mm, the radius of the first sector No. six is 5mm, and the axial length is 5mm to 10mm, the radius of the seventh first sector is 9mm, and the axial length is 20 mm-30 mm.
Further, in the first detecting body, along the axial direction of the second sector, a plurality of the second sectors in the second detecting body are respectively a first second sector, a third second sector, a fourth second sector, a fifth second sector, a sixth second sector and a seventh second sector, the radius of the first second sector is 46mm, the axial length is 20mm to 30mm, the radius of the second sector is 41mm, the axial length is 5mm to 10mm, the radius of the third second sector is 49mm, the axial length is 20mm to 30mm, the radius of the fourth second sector is 40mm, the axial length is 5mm to 10mm, the radius of the fifth second sector is 47mm, the axial length is 20mm to 30mm, the radius of the sixth second sector is 44mm, and the axial length is 5mm to 10mm, the radius of the seventh second fan-shaped body is 50mm, and the axial length is 20 mm-30 mm.
Further, in the first detection body, a size of a fourth straight surface of the first square body of each of the first individual bodies is 20 mm.
Further, in the second detection body, a dimension of a tenth straight surface of the second square body of each of the second individual bodies is 40 mm.
The invention has the beneficial effects that:
the invention discloses an ultrasonic detection sound beam characteristic checking test block, because a first detection body comprises a plurality of first single bodies, each first single body comprises a first square body and a first sector body with a central angle of 90 degrees, the first straight surface of each first sector body is coplanar with the third straight surface of the corresponding first square body, the second straight surface of each first sector body and the fourth straight surface of the corresponding first square body are positioned on the first plane, a second detection body comprises a plurality of second single bodies, each second single body comprises a second square body and a second sector body with a central angle of 90 degrees, the seventh straight surface of each second sector body is coplanar with the ninth straight surface of the corresponding second sector body, the eighth straight surface of the second sector body and the tenth straight surface of the corresponding second sector body are positioned on the second plane, and the two ends of the first detection body along the axial direction of the first sector body are respectively positioned on the same plane with the two ends of the second sector body along the axial direction of the second sector body, the first plane and the second plane are located on the same plane, therefore, the test block is provided with three planes and a plurality of arc-shaped surfaces, a transverse wave oblique probe, a longitudinal wave straight probe and a longitudinal wave oblique probe can be placed on the first plane and the second plane quickly, after the appropriate positions are adjusted, required reflection signals can be obtained from different arc-shaped surfaces or the third plane, according to the relative relation of the reflection signals, the near-distance and remote distinguishing effect of the probes can be seen, and therefore near-distance and remote sound beam characteristics of the transverse wave oblique probe, the longitudinal wave straight probe and the longitudinal wave oblique probe can be measured quickly.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an ultrasonic detection acoustic beam characteristic checking test block according to an embodiment of the present invention;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic structural view of the first monomer of FIG. 1;
FIG. 4 is a schematic structural view of the second monomer of FIG. 1;
FIGS. 5 and 6 are schematic views showing the state of the test block shown in FIG. 1 when the short-range beam characteristics of the transverse wave angle probe and the longitudinal wave angle probe are measured;
FIGS. 7 and 8 are schematic views showing the state of the test block shown in FIG. 1 when the transverse wave angle probe and the longitudinal wave angle probe are used for measuring the remote acoustic beam characteristics;
FIG. 9 is a schematic view showing a state in which a longitudinal wave straight probe near-distance acoustic beam characteristic measurement is performed on the test block shown in FIG. 1;
fig. 10 is a schematic view showing a state in which the long-distance acoustic beam characteristics of the longitudinal wave straight probe are measured on the test block shown in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic structural diagram of an ultrasonic detection acoustic beam characteristic checking test block according to an embodiment of the present invention, and fig. 2 is a schematic top view of fig. 1. Referring to fig. 1 and 2, an ultrasound detection sound beam characteristic checking test block according to an embodiment of the present invention includes a first detection body 1 and a second detection body 2 integrally connected to each other.
Referring to fig. 1 and 2, first detection body 1 according to the embodiment of the present invention includes a plurality of first individual bodies. Fig. 3 is a schematic structural diagram of the first single bodies in fig. 1, and in combination with fig. 3, in an embodiment of the present invention, each of the first single bodies includes first square bodies 11 and first sectors 12 having a central angle of 90 °, each of the first single bodies includes a first straight surface 1201 and a second straight surface 1202, the first straight surfaces 1201 and the second straight surfaces 1202 have an included angle of 90 °, the first square bodies 11 have a third straight surface 1101 and a fourth straight surface 1102 which are connected in sequence clockwise to form a square shape, the first straight surface 1201 of the first segment 12 and the third straight surface 1101 of the corresponding first square body 11 are coplanar, the second straight surface 1202 of the first segment 12 and the fourth straight surface 1102 of the corresponding first square body 11 are located on the first plane, the first segments 12 of the first single bodies are coaxially and sequentially connected, and the first square bodies 11 of the first single bodies are sequentially connected in a direction parallel to the central axis of the first segment.
Referring to fig. 1 and 2, a second detecting body 2 according to an embodiment of the present invention includes a plurality of second single bodies, fig. 4 is a schematic structural view of the second single bodies in fig. 1, and referring to fig. 4, in an embodiment of the present invention, each second single body includes a second square body 21 and a second sector 22 having a central angle of 90 °, in each second single body, the second sector 22 has a seventh straight surface 2201 and an eighth straight surface 2202 having an included angle of 90 °, the second square body 21 has a ninth straight surface 2101, a tenth straight surface 2102, an eleventh straight surface 2103 and a twelfth straight surface 2104 which are connected in sequence in a counterclockwise direction to form a square shape, the seventh straight surface 2201 of the second sector 22 and the ninth straight surface 2101 of the corresponding second square body 21 are coplanar, the eighth straight surface 2202 of the second sector 22 and the tenth straight surface 2103 of the corresponding second square body 21 are located on the second plane, and the second straight bodies 22 are connected in sequence coaxially, the second cubes 21 of the respective second individual units are sequentially connected in a direction parallel to the central axis of the second segment 22.
Referring to fig. 1 and 2, in the embodiment of the present invention, both ends of the first detector 1 in the axial direction of the first sector 12 are located on the same plane as both ends of the second detector 2 in the axial direction of the second sector 22, the fifth straight surface of the first square body 11 of the first detector 1 is connected to the eleventh straight surface 2103 of the second square body 21 of the second detector 2, and the first plane and the second plane are located on the same plane.
As can be seen from the above description, the ultrasonic detection sound beam characteristic checking test block disclosed in the embodiment of the present invention has three planes (two planes at the axial end portions of the first detection body and the second detection body and one plane where the first plane and the second plane are located) and a plurality of arc-shaped surfaces (arc-shaped surfaces of the respective segments of the first detection body and the second detection body), therefore, the transverse wave oblique probe, the longitudinal wave straight probe and the longitudinal wave oblique probe which can be rapidly carried out are placed on the first plane and the second plane, after the proper positions are adjusted, the required reflection signals can be obtained from different arc planes or the third plane, according to the relative relationship of the reflected signals, the distinguishing effect of the short distance and the long distance of the probe can be seen, therefore, the short-distance and long-distance acoustic beam characteristics of the transverse wave angle probe, the longitudinal wave straight probe and the longitudinal wave angle probe can be rapidly measured.
For convenience of description, a plane in which the first plane and the second plane are located is collectively referred to as a moving plane.
Specifically, referring to fig. 1 and 2, in the embodiment of the present invention, the size of the fourth straight surface of each first square body 11 of each first unit in the first detection body 1 is the same, and may be 20mm, and of course, the size may be other sizes, which is not limited in the embodiment of the present invention, while the size of the tenth straight surface of each second square body 21 of each second unit in the second detection body 2 is the same, and may be 40mm, which is also other sizes, which is not limited in the embodiment of the present invention.
Further, in the first detection body 1 according to the embodiment of the present invention, the radii of the two adjacent first sectors 12 have first differences, the numerical values of the first differences are different, and each of the first differences is located within a range of the resolving power of the ultrasonic display signal with respect to the reflectors located at close distances.
Similarly, in the second detection body 2, the radii of two adjacent second sectors 22 have second differences, and the numerical values of the second differences are different, and each of the second differences is within the range of the resolving power of the ultrasonic display signal with respect to the reflectors close in distance.
Preferably, the first difference and the second difference of the embodiment of the present invention are both within 1-10mm, so that the near distance and the far distance resolution can be defined to measure the near distance and the far distance resolution quantitatively.
In the embodiment of the present invention, the number of first individual bodies in the first detection body 1 is odd, and the radius of the first segment 12 located at an even number in the axial direction of the first segment 12 is smaller than the radius of the two first segments 12 adjacent thereto.
Specifically, referring to fig. 2, in the first detecting body 1 according to the embodiment of the present invention, along the axial direction of the first sector, the plurality of first sectors in the first detecting body are respectively the first sector 12a, the second sector 12b, the third sector 12c, the fourth sector 12d, the fifth sector 12e, the sixth sector 12f, and the seventh sector 12g, wherein the radius of the first sector 12a is 17mm, the axial length is 20mm to 30mm, the radius of the second sector 12b is 9mm, the axial length is 5mm to 10mm, the radius of the third sector 12c is 12mm, the axial length is 20mm to 30mm, the radius of the fourth sector 12d is 10mm, the axial length is 5mm to 10mm, the radius of the fifth sector 12e is 15mm, and the axial length is 20mm to 30mm, the radius of the sixth first sector 12f is 5mm, the axial length is 5mm to 10mm, and the radius of the seventh first sector 12g is 9mm, and the axial length is 20mm to 30 mm.
In the first single body, along the axial direction of the first fan-shaped bodies, the radius difference of two adjacent first fan-shaped bodies can be sequentially 8mm, 3mm, 2mm, 5mm, 10mm and 4mm, namely, the first difference value of the radii of two adjacent first fan-shaped bodies 12 is different in value and is in the range of 1-10 mm.
In the embodiment of the present invention, the number of the second individual bodies in the second detection body 2 is odd, and the radius of the second segment 22 located at an even number in the axial direction of the second segment 22 is smaller than the radius of the two second segments 22 adjacent thereto.
Specifically, referring to fig. 2, in the first detecting body 2, along the axial direction of the second sector 22, the plurality of second sectors 22 in the second detecting body 22 are respectively a first second sector 22a, a second sector 22b, a third second sector 22c, a fourth second sector 22d, a fifth second sector 22e, a sixth second sector 22f, and a seventh second sector 22g, the radius of the first second sector 22a is 46mm, the axial length is 20mm to 30mm, the radius of the second sector 22b is 41mm, the axial length is 5mm to 10mm, the radius of the third second sector 22c is 49mm, the axial length is 20mm to 30mm, the radius of the fourth second sector 22d is 40mm, the axial length is 5mm to 10mm, the radius of the fifth second sector 22e is 47mm, the axial length is 20mm to 30mm, and the radius of the sixth sector 22f is 44mm, the axial length is 5 mm-10 mm, the radius of the seventh second fan-shaped body 22g is 50mm, and the axial length is 20 mm-30 mm.
In the second single body, along the axial direction of the second fan-shaped bodies, the radius difference of two adjacent second fan-shaped bodies can be 5mm, 8mm, 9mm, 7mm, 3mm and 6mm in sequence, namely, the numerical value of the second difference value of the radii of two adjacent second fan-shaped bodies 22 is different and is in the range of 1-10 mm.
Further, in the embodiment of the invention, the radius of the first fan-shaped body is within 20mm, and the radius of the second fan-shaped body is greater than or equal to 40mm, so that the measurement of the near-distance and far-distance sound beam characteristics is adaptive.
The number of segments in the first detecting body 1 and the second detecting body 2 may be other numbers, and the radius and the axial length of each segment may be adaptively changed, which is not limited in the embodiment of the present invention.
The specific application is as follows: measuring the short-distance sound beam characteristics of the transverse wave oblique probe and the longitudinal wave oblique probe:
fig. 5 and 6 are schematic views showing a state when the transverse wave inclination probe and the longitudinal wave inclination probe are used to measure the short-range beam characteristics on the test block shown in fig. 1, and when the transverse wave inclination probe and the longitudinal wave inclination probe are used to measure the short-range beam characteristics, with reference to fig. 5 and 6, the probe 3 (which may be a transverse wave inclination probe or a longitudinal wave inclination probe) is placed on the first plane of the first specimen 1, the null shift is adjusted, the range of the screen acoustic path of the ultrasonic probe is adjusted to 20mm, the probe 3 is moved in the direction shown in fig. 5 and 6 so that the reflected echo of the circular arc with R7 being 9mm is maximized, the probe 3 is moved again so that the reflected wave of the circular arc with R6 being 5mm is maximized and the full screen height is adjusted to 80%, and at this time, the echo waveform diagram is observed, and if the echo signal bottom with R6 being 5mm and the echo signal bottom with R7 being 9mm are not connected or the connected position is lower than the full screen height 20%, the near distance sound beam characteristics within a range of 5mm to 9mm from the sound beam incident point are good.
The specific application is as follows: measuring the remote acoustic beam characteristics of the transverse wave oblique probe and the longitudinal wave oblique probe:
fig. 7 and 8 are schematic views showing a state when the transverse wave angle probe and the longitudinal wave angle probe are remotely measured on the test block shown in fig. 1, and with reference to fig. 7 and 8, the probe 3 (which may be a transverse wave angle probe or a longitudinal wave angle probe) is placed on the second plane of the second detection body 2, the null shift is adjusted, the screen acoustic path range of the ultrasonic detector is adjusted to 100mm, the probe is moved in the direction shown in fig. 7 and 8 so that the reflected echo of the arc with R14 equal to 50mm is maximized, the probe is moved again so that the reflected echo of the arc with R13 equal to 44mm is maximized, and adjusted to 80% of the full screen height, at this time, the echo waveform diagram is observed, if the echo signal bottom of 44mm R13 and the echo signal bottom of 50mm R14 are not connected, or the connection position is lower than 20% of the full screen height, the remote sound beam characteristic within the range of 44 mm-50 mm from the sound beam incident point is good.
The concrete application is three: measuring the short-distance sound beam characteristics of the longitudinal wave straight probe:
fig. 9 is a schematic view showing a state when the short-distance acoustic beam characteristics of the longitudinal wave straight probe are measured on the test block shown in fig. 1, and with reference to fig. 9, the probe 3 (longitudinal wave straight probe) is placed on the first plane of the first specimen, the zero offset is adjusted, the range of the sound path of the ultrasonic probe screen is adjusted to 20mm, the probe is moved so that the reflected echo of the plane 6-7 where the R7 is 9mm circular arc is located is maximized, the probe is moved again so that the reflected echo of the plane 6-6 where the R6 is 5mm circular arc is located is maximized and is adjusted to 80% of the full screen height, and at this time, the echo waveform diagram is observed, and when the echo signal bottom of the plane 6-6 and the echo signal bottom of the plane 6-7 are not connected or the connection position is lower than 20% of the full screen height, the short-distance acoustic beam characteristics in the range of 5mm to 9mm from the acoustic.
The concrete application is four: measuring the long-distance sound beam characteristics of the longitudinal wave straight probe:
fig. 10 is a schematic view showing a state in which a long-distance acoustic beam characteristic measurement of a longitudinal wave straight probe is performed on the test block shown in fig. 1, and in conjunction with fig. 10, during the test, the probe 3 (longitudinal wave straight probe) is placed on the second plane of the second detecting body 2, the zero offset is adjusted, the screen sound path range of the ultrasonic detector is adjusted to be 100mm, the probe is moved to enable the plane 7-7 reflection echo where the arc of which the R14 is 50mm to be the highest, the probe is moved again to enable the plane 7-6 reflection echo where the arc of which the R13 is 44mm to be the highest, and adjusted to 80% of the full screen height, at this time, the echo waveform diagram is observed, if the echo signal bottom of the plane 7-6 and the echo signal bottom of the plane 7-7 are not connected, or the connection position is lower than 20% of the full screen height, the remote sound beam characteristic within the range of 44 mm-50 mm from the sound beam incident point is good.
In summary, the ultrasonic detection acoustic beam characteristic checking test block provided by the embodiment of the invention can test the short-distance and long-distance acoustic beam characteristics of the transverse wave oblique probe, the longitudinal wave straight probe and the longitudinal wave oblique probe, and has good adaptability.
The above-mentioned embodiments are only for convenience of description of the invention, and are not intended to limit the invention in any way, and those skilled in the art will recognize that the invention can be practiced without departing from the spirit and scope of the invention.
Claims (9)
1. An ultrasonic testing sound beam characteristic checking test block, which is characterized in that the testing test block comprises a first detection body and a second detection body which are connected into a whole, wherein:
the first detection body comprises a plurality of first single bodies, each first single body comprises first square bodies and first fan-shaped bodies with central angles of 90 degrees, the first square bodies and the first fan-shaped bodies are arranged in a one-to-one correspondence mode, in each first single body, the first sector is provided with a first straight surface and a second straight surface with an included angle of 90 degrees, the first square body is provided with a third straight surface, a fourth straight surface, a fifth straight surface and a sixth straight surface which are connected in turn clockwise to form a square, the first straight surface of the first fan-shaped body and the corresponding third straight surface of the first square-shaped body are coplanar, the second straight surface of the first sector and the corresponding fourth straight surface of the first square body are positioned on a first plane, the first sectors of the first monomers are coaxially and sequentially connected, and the first square bodies of the first monomers are sequentially connected along a direction parallel to the central axis of the first sectors;
the second detection body comprises a plurality of second single bodies, each second single body comprises second square bodies and second fan-shaped bodies with central angles of 90 degrees, the second square bodies are correspondingly arranged one by one, and in each second single body, the second fan-shaped body is provided with a seventh straight surface and an eighth straight surface with an included angle of 90 degrees, the second square body is provided with a ninth straight surface, a tenth straight surface, an eleventh straight surface and a twelfth straight surface which are connected in turn in a counterclockwise direction to form a square, the seventh straight surface of the second fan-shaped body and the corresponding ninth straight surface of the second square-shaped body are coplanar, the eighth straight surface of the second fan-shaped body and the corresponding tenth straight surface of the second square body are positioned on a second plane, the second fan-shaped bodies of the second single bodies are coaxially and sequentially connected, and the second square bodies of the second single bodies are sequentially connected along a direction parallel to the central axis of the second fan-shaped bodies;
Both ends of the first detecting body in the axial direction of the first sector and both ends of the second detecting body in the axial direction of the second sector are located on the same plane, the fifth straight surface of the first square of the first detecting body is connected to the eleventh straight surface of the second square of the second detecting body, and the first plane and the second plane are located on the same plane.
2. The ultrasonic detection sound beam characteristic checking test block according to claim 1, wherein the fourth straight surfaces of the first square bodies of the respective first individual bodies in the first detection body have the same size;
in the second detection body, the dimensions of the tenth straight surfaces of the second rectangular bodies of the respective second individual bodies are the same.
3. The ultrasonic detection sound beam characteristic checking test block according to claim 2, wherein in the first detection body, the radii of two adjacent first quadrants have first difference values, the numerical values of the first difference values are different, and each first difference value is within the range of resolving power of an ultrasonic display signal to a reflector at a close distance;
in the second detection body, the radii of two adjacent second quadrants have second differences, the numerical values of the second differences are different, and each second difference is located within the range of resolution capability of the ultrasonic display signal to the reflectors close to the distance.
4. The ultrasonic testing acoustic beam characteristic check test block of claim 3, wherein the first difference and the second difference are both within 1-10 mm.
5. The ultrasonic detection acoustic beam characteristic checking test block according to claim 2, wherein the number of the first single bodies in the first detection body is odd, and the radius of the first sector located at an even number in the axial direction of the first sector is smaller than the radius of two first sectors adjacent thereto;
in the second detection body, the number of the second single bodies is odd, and the radius of the second quadrant positioned at the even number along the axial direction of the second quadrant is smaller than the radius of two adjacent second quadrants.
6. The ultrasonic testing acoustic beam characteristic checking test block according to claim 5, wherein a plurality of the first sectors in the first testing body are a first sector No. one, a first sector No. two, a first sector No. three, a first sector No. four, a first sector No. five, a first sector No. six and a first sector No. seven, respectively, in the axial direction of the first sectors, the first sector No. one has a radius of 17mm and an axial length of 20mm to 30mm, the first sector No. two has a radius of 9mm and an axial length of 5mm to 10mm, the first sector No. three has a radius of 12mm and an axial length of 20mm to 30mm, the first sector No. four has a radius of 10mm and an axial length of 5mm to 10mm, the first sector No. five has a radius of 15mm and an axial length of 20mm to 30mm, the radius of the sixth first sector is 5mm, the axial length is 5 mm-10 mm, the radius of the seventh first sector is 9mm, and the axial length is 20 mm-30 mm.
7. The ultrasonic testing sound beam characteristic checking test block according to claim 5, wherein in the first test body, along the axial direction of the second sector, the plurality of second sectors in the second test body are respectively a first second sector, a third second sector, a fourth second sector, a fifth second sector, a sixth second sector and a seventh second sector, the radius of the first second sector is 46mm, the axial length is 20mm to 30mm, the radius of the second sector is 41mm, the axial length is 5mm to 10mm, the radius of the third second sector is 49mm, the axial length is 20mm to 30mm, the radius of the fourth sector is 40mm, the axial length is 5mm to 10mm, the radius of the fifth second sector is 47mm, and the axial length is 20mm to 30mm, the radius of the sixth second sector is 44mm, the axial length is 5 mm-10 mm, the radius of the seventh second sector is 50mm, and the axial length is 20 mm-30 mm.
8. The ultrasonic detection sound beam characteristic checking block according to claim 5, wherein the fourth straight surface of the first square body of each of the first individual bodies in the first detection body has a size of 20 mm.
9. The ultrasonic testing acoustic beam characteristic checking block according to claim 5, wherein the dimension of the tenth straight surface of the second square of each of the second individual bodies in the second test body is 40 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010504091.8A CN111855821B (en) | 2020-06-05 | 2020-06-05 | Ultrasonic detection sound beam characteristic checking test block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010504091.8A CN111855821B (en) | 2020-06-05 | 2020-06-05 | Ultrasonic detection sound beam characteristic checking test block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111855821A true CN111855821A (en) | 2020-10-30 |
| CN111855821B CN111855821B (en) | 2024-06-25 |
Family
ID=72984961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010504091.8A Active CN111855821B (en) | 2020-06-05 | 2020-06-05 | Ultrasonic detection sound beam characteristic checking test block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111855821B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050082981A (en) * | 2004-02-19 | 2005-08-24 | 조명기 | A reference block for ultrasonic testing |
| KR20110032562A (en) * | 2009-09-23 | 2011-03-30 | 한국전력공사 | Calibration block for verification of refracted longitudinal ultrasonic transducer |
| CN103217485A (en) * | 2013-03-27 | 2013-07-24 | 国家电网公司 | Angle probe ultrasonic field sound pressure distribution measuring test block |
| CN203786089U (en) * | 2014-04-19 | 2014-08-20 | 国家电网公司 | Test block for measuring beam spread of TOFD (Time of Flight Diffraction) probe |
| CN107941924A (en) * | 2017-12-29 | 2018-04-20 | 山东电力建设第工程公司 | A kind of small diameter tube phased array ultrasonic detection multipurpose reference block |
| CN109060956A (en) * | 2018-06-29 | 2018-12-21 | 中国能源建设集团科技发展有限公司 | Turbine shaft to assembly fir-tree root longitudinal wave ultrasonic detection method |
| CN208888195U (en) * | 2018-08-17 | 2019-05-21 | 华电电力科学研究院有限公司 | A kind of shear wave conversion longitudinal wave ultrasound examination test block |
| CN209542529U (en) * | 2018-12-10 | 2019-10-25 | 中车戚墅堰机车车辆工艺研究所有限公司 | The highly integrated detection test block of ultrasonic probe performance |
| CN110824022A (en) * | 2019-11-27 | 2020-02-21 | 葫芦岛北检科技有限公司 | Curved surface longitudinal welding line phased array detection angle gain compensation test block and debugging method |
| CN212845200U (en) * | 2020-06-05 | 2021-03-30 | 中车长江车辆有限公司 | Ultrasonic detection sound beam characteristic checking test block |
-
2020
- 2020-06-05 CN CN202010504091.8A patent/CN111855821B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050082981A (en) * | 2004-02-19 | 2005-08-24 | 조명기 | A reference block for ultrasonic testing |
| KR20110032562A (en) * | 2009-09-23 | 2011-03-30 | 한국전력공사 | Calibration block for verification of refracted longitudinal ultrasonic transducer |
| CN103217485A (en) * | 2013-03-27 | 2013-07-24 | 国家电网公司 | Angle probe ultrasonic field sound pressure distribution measuring test block |
| CN203786089U (en) * | 2014-04-19 | 2014-08-20 | 国家电网公司 | Test block for measuring beam spread of TOFD (Time of Flight Diffraction) probe |
| CN107941924A (en) * | 2017-12-29 | 2018-04-20 | 山东电力建设第工程公司 | A kind of small diameter tube phased array ultrasonic detection multipurpose reference block |
| CN109060956A (en) * | 2018-06-29 | 2018-12-21 | 中国能源建设集团科技发展有限公司 | Turbine shaft to assembly fir-tree root longitudinal wave ultrasonic detection method |
| CN208888195U (en) * | 2018-08-17 | 2019-05-21 | 华电电力科学研究院有限公司 | A kind of shear wave conversion longitudinal wave ultrasound examination test block |
| CN209542529U (en) * | 2018-12-10 | 2019-10-25 | 中车戚墅堰机车车辆工艺研究所有限公司 | The highly integrated detection test block of ultrasonic probe performance |
| CN110824022A (en) * | 2019-11-27 | 2020-02-21 | 葫芦岛北检科技有限公司 | Curved surface longitudinal welding line phased array detection angle gain compensation test block and debugging method |
| CN212845200U (en) * | 2020-06-05 | 2021-03-30 | 中车长江车辆有限公司 | Ultrasonic detection sound beam characteristic checking test block |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111855821B (en) | 2024-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3667311B1 (en) | Shear wave oblique probe reflected/diffracted/deformed wave detection method | |
| US20200232949A1 (en) | Two-dimensional tr probe array | |
| US7950284B2 (en) | Inspection device and method for inspection | |
| US20070068253A1 (en) | Uni-index variable angle phased array probe | |
| KR20150132441A (en) | Device and method for non-destructive control of tubular products using electroacoustic phased networks, in particular on site | |
| CN212845200U (en) | Ultrasonic detection sound beam characteristic checking test block | |
| KR101041942B1 (en) | Calibration block for verification of refracted longitudinal ultrasonic transducer | |
| CN113607823B (en) | Method for detecting longitudinal crack depth of cylindrical concrete by utilizing ultrasonic waves | |
| CN104236490A (en) | Ultrasonic wave head wave phase reversal testing method for depth of shallow fracture in surface of concrete | |
| CN106645433A (en) | Three-dimensional calibration test block for ultrasonic automatic detection system | |
| CN111855821A (en) | Ultrasonic detection sound beam characteristic checking test block | |
| CN105547991A (en) | Steel pipe inner wall corrosion detecting probe and steel pipe inner wall corrosion detecting method | |
| CN102706960B (en) | Ultrasonic phased array detection system for transitional circular arc inside cavity | |
| CN104458912A (en) | Method for measuring incidence point, incidence angle and delay of small-angle longitudinal wave angle probe for porcelain insulator | |
| EP3044581B1 (en) | Rolling curved array ultrasonic scanner | |
| JP2012141213A (en) | Ultrasonic inspection method and ultrasonic inspection device | |
| CN202453330U (en) | Pipeline ultrasonic detection reference block | |
| RU2757056C1 (en) | Method for detecting and localizing damage in thin-walled structures using lamb waves | |
| CN108169336A (en) | Box-shaped Drainage Culvert structure reinforcing bars distribution detection structure and method based on ultrasonic Imaging Method | |
| CN212134587U (en) | Test block for measuring relation between aluminum alloy transverse wave sound path and probe incident point error | |
| CN111965262A (en) | Stainless steel composite sheet butt weld ultrasonic testing contrast test block | |
| Mikuš et al. | The Errors in Radar Level Gauge Calibration | |
| Alleyne | Guided Wave Testing for touch point corrosion | |
| CN216955868U (en) | Phased array ultrasonic detection test block | |
| CN210090376U (en) | Pipeline slant default detecting system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |