CN218067778U - Phased array calibration test block for stainless steel pipeline weld joint detection - Google Patents
Phased array calibration test block for stainless steel pipeline weld joint detection Download PDFInfo
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- CN218067778U CN218067778U CN202222287751.9U CN202222287751U CN218067778U CN 218067778 U CN218067778 U CN 218067778U CN 202222287751 U CN202222287751 U CN 202222287751U CN 218067778 U CN218067778 U CN 218067778U
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Abstract
The utility model provides a stainless steel pipeline welding seam detects phased array calibration test block, a serial communication port, including bar calibration portion, first fan-shaped calibration portion and the fan-shaped calibration portion of second, bar calibration portion is including the base metal of seting up first groove and second groove, and fill respectively in first welding seam and the second welding seam in first groove and second groove, it is equipped with a plurality of first through-holes to be equally spaced in a weld line of base metal bottom surface to incline to between first welding seam and base metal, it is equipped with a plurality of second through-holes to be equally spaced along a central line of second welding seam perpendicular to base metal bottom surface, first fan-shaped calibration portion and the fan-shaped calibration portion of second set up in one side of base metal with the centre of a circle, and a radial edge of first fan-shaped calibration portion and the fan-shaped calibration portion of second radial edge and base metal top surface, first welding seam top surface and second welding seam top surface align, first fan-shaped calibration portion radius is less than second fan-shaped calibration portion radius, thereby accomplish the calibration in the lump, postpone the calibration, ACG calibrates, TCG calibrates and the calibration.
Description
Technical Field
The utility model relates to a welding seam detects technical field, especially relates to a stainless steel pipeline welding seam detects phased array calibration test block.
Background
The austenitic stainless steel is widely applied to important parts in the industries of petrochemical industry, mechanical manufacturing, natural gas, nuclear power and the like due to excellent corrosion resistance, oxidation resistance and low-temperature toughness, particularly, the austenitic stainless steel is applied to stainless steel pipelines in a large proportion, the using conditions of the austenitic stainless steel are relatively severe, the detection of a welding seam must be enhanced for ensuring the safe operation of equipment, the ray detection of the thick-wall stainless steel pipeline is difficult to penetrate at the present stage, the manual ultrasonic detection is generally taken as a main point, and the manual ultrasonic detection has the defect that the detection cannot be recorded.
With the rapid development of phased array detection technology in recent years, the defects of traditional ultrasonic detection are made up, and the detection efficiency and reliability are improved, GB/T32563-2016 part 15 of nondestructive testing of pressure-bearing equipment, NB/T47013.15-2021 part 15 of nondestructive testing of ultrasonic detection phased array: phased array ultrasonic testing was issued in succession, GB/T32563-2016 was mainly directed at fine grain carbon steel weld, NB/T47013.15-2021 relates to stainless steel weld in data appendix I and detects, but this standard only lists the plane reference test block that recommends, and this listed test block calibration function is single, is difficult to satisfy the current inspection demand to stainless steel weld multidimension.
SUMMERY OF THE UTILITY MODEL
The utility model provides a stainless steel pipeline welding seam detects phased array calibration test block aims at solving the technical problem that the calibration test block recommended in the present standard can't satisfy the current detection demand to stainless steel welding seam multidimension degree.
For solving the problem, the utility model provides a technical scheme who takes provides a stainless steel pipeline welding seam detects phased array calibration test block, including bar calibration portion, first fan-shaped calibration portion and the fan-shaped calibration portion of second, bar calibration portion is including the base metal of seting up first groove and second groove, and fill respectively in first welding seam and the second welding seam in first groove and second groove, it is equipped with a plurality of first through-holes to be equally spaced in the fuse line of base metal bottom surface to incline to between first welding seam and base metal, it is equipped with a plurality of second through-holes to be equally spaced along a central line of second welding seam perpendicular to base metal bottom surface, first fan-shaped calibration portion and the fan-shaped calibration portion of second set up in one side of base metal with the centre of a circle, and first radial edge of first fan-shaped calibration portion and the fan-shaped calibration portion of second radial edge and base metal top surface, first welding seam top surface and second welding seam top surface align, first fan-shaped calibration portion radius is less than second fan-shaped calibration portion radius.
In one embodiment, a radial edge of the first fan-shaped calibrating portion and a radial edge of the second fan-shaped calibrating portion are matched to form an outline, a top surface outline of the base material, a top surface outline of the first welding seam and a top surface outline of the second welding seam, which are all arc-shaped with the same curvature.
In one embodiment, the curvature of the top surface of the base material is 0.7-1.1 times of the curvature of the stainless pipe to be measured.
In one embodiment, the width of the first fan-shaped calibration portion and the width of the second fan-shaped calibration portion are both half of the width of the base material, and when the height of the base material is greater than the radius of the second fan-shaped calibration portion, the end of the arc-shaped edge of the first fan-shaped calibration portion, which is directly connected with the side surface of the base material, is provided with a first arc chamfer, and the end of the arc-shaped edge of the second fan-shaped calibration portion, which is directly connected with the side surface of the base material, is provided with a second arc chamfer; when the height of the base material is equal to the radius of the second fan-shaped calibration part, a first arc chamfer is arranged at one end of the arc edge of the first fan-shaped calibration part, which is directly connected with the side surface of the base material, and one end of the arc edge of the second fan-shaped calibration part is directly connected with the bottom surface edge of the base material.
In one embodiment, the base material, the first fan-shaped aligning portion and the second fan-shaped aligning portion are integrally formed.
In one embodiment, the distance between the center line of the first welding line perpendicular to the bottom surface of the base material and one side surface adjacent to the base material is not less than 60mm, the distance between the center line of the second welding line perpendicular to the bottom surface of the base material and one side surface adjacent to the base material is not less than 60mm, the interval between the adjacent first through holes and the interval between the adjacent second through holes are both 10mm along the direction perpendicular to the bottom surface of the base material, and the minimum distance between any one first through hole and any one second through hole is not less than 260mm.
In one embodiment, the base material has a length of at least 500mm and a width of 50mm, the first and second weld seams each have a width of 50mm, the first fan-shaped calibrated portion has a radius of 30mm, and the second fan-shaped calibrated portion has a radius of 60mm.
The beneficial effects of the utility model reside in that: through combining first fan-shaped calibration portion and the fan-shaped calibration portion of second in bar calibration portion, thereby can accomplish the sound velocity calibration through first fan-shaped calibration portion and the fan-shaped calibration portion of second, delay calibration and ACG calibration, and the bar calibration portion is gone up through setting up first welding seam and second welding seam on the parent metal, and corresponding a plurality of first through-holes and a plurality of second through-hole that have different arrangement, thereby can carry out corresponding TCG calibration according to the detection circumstances of difference, be favorable to satisfying the current demand of detecting to stainless steel welding seam multidimension degree.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 without inventive labor.
Fig. 1 is a schematic structural view of a phased calibration block for detecting a weld joint of a stainless steel pipeline according to an embodiment of the present invention;
FIG. 2 is a schematic top view of the phased calibration test block for stainless steel pipe weld seam detection shown in FIG. 1;
FIG. 3 is a left side view structural diagram of the stainless steel pipeline weld joint detection phased calibration test block shown in FIG. 1;
fig. 4 is a schematic view of the main view structure of the phase control calibration test block for stainless steel pipe weld seam detection provided by another embodiment of the present invention.
In the figure: 100. a strip-shaped calibration section; 110. a base material; 111. a first bevel; 112. a second bevel; 120. a first weld; 130. a second weld; 140. a first through hole; 150. a second through hole; 200. a first sector calibration section; 210. a first arc chamfer; 300. a second sector calibration section; 310. and (6) chamfering the second arc.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. However, it will be apparent to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
It should be understood that the terms "left", "right", "upper" and "lower" in the above description are relative terms, and are not intended to limit the present invention. It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be embodied in other specific forms other than those described herein, and it will be apparent to those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the invention.
Please refer to fig. 1 and 2, an embodiment of the present invention provides a calibration test block for a phased array detection of a stainless steel pipe welding seam, before performing a phased array ultrasonic detection on the stainless steel pipe welding seam through a detection instrument, calibrating and debugging the detection instrument, which specifically includes a bar calibration portion 100, a first sector calibration portion 200 and a second sector calibration portion 300, wherein the bar calibration portion 100 includes a base material 110 having a first groove 111 and a second groove 112, and a first welding seam 120 and a second welding seam 130 respectively filled in the first groove 111 and the second groove 112, the bottom surface of the base material 110 is a horizontal plane, and an angle of view in fig. 1 is taken as an example, a fusion line inclined to the bottom surface of the base material 110 along the first welding seam 120 and the base material 110 is provided with a plurality of first through holes 140 penetrating through the base material 110 (and the first welding seam 120) at equal intervals, a central line perpendicular to the bottom surface of the base material 110 along the second welding seam 130 is provided with a plurality of second through holes 150 penetrating through the second base material 130 at equal intervals, the first through holes 150 and the second through holes are provided with a second through hole 300 at equal intervals, the first calibration sector portion 200 and the second calibration sector 300 are provided with a top surface of the second base material 110, the top surface aligned with a radial calibration sector 300, the first calibration sector portion, the top surface of the calibration sector portion is provided with a side of the first base material 110, and a top surface of the first calibration sector portion 300, and a radial calibration sector portion, and a radial calibration sector portion of the calibration sector portion 300 are provided with a top surface aligned with a top surface of the first base material 110, and a radial calibration sector portion 300, and a radial calibration sector portion of the first sector portion, and a radial calibration sector portion of the first calibration sector portion, and a top surface of the first sector portion of the calibration sector portion 300. It should be noted that the specific shape and structure of the first groove 111 and the second groove 112 are the same as the shape and structure of the corresponding groove in the stainless steel pipe to be measured, and the base material 110, the first weld seam 120, and the second weld seam 130 are also the same as the corresponding material in the stainless steel pipe to be measured, so as to ensure an accurate calibration result.
The beneficial effects of above-mentioned stainless steel pipeline welding seam detects phased array calibration test block lie in, form overall structure on bar calibration portion 100 through combining first fan-shaped calibration portion 200 and second fan-shaped calibration portion 300, thereby can accomplish the sound velocity calibration to the testing instrument through first fan-shaped calibration portion 200 and second fan-shaped calibration portion 300 wherein, delay calibration and ACG calibration, and when the stainless steel pipeline that awaits measuring is elbow and straight tube section butt weld, can accomplish TCG calibration through a plurality of first through-holes 140 in bar calibration portion 100, when the stainless steel pipeline that awaits measuring is straight tube section and straight tube section butt weld, can accomplish TCG calibration through a plurality of second through-holes 150 in bar calibration portion 100, and then satisfy in the corresponding required different calibration demands of testing instrument to present complicated various welding seam condition.
Specifically, in the present embodiment, the widths of the first weld 120 and the second weld 130 are the same as the width of the base material 110, the distance between the center line of the first weld 120 perpendicular to the bottom surface of the base material 110 and one side surface adjacent to the base material 110 is not less than 60mm, the distance between the center line of the second weld 130 perpendicular to the bottom surface of the base material 110 and one side surface adjacent to the base material 110 is not less than 60mm, the interval between the adjacent first through holes 140 and the interval between the adjacent second through holes 150 are both 10mm in the direction perpendicular to the bottom surface of the base material 110, and the minimum distance between any one first through hole 140 and any one second through hole 150 is not less than 260mm.
Referring to fig. 3, in the present embodiment, along the extending direction of the phased array calibration test block for detecting the welding seam of the stainless steel pipe, a radial edge of the first sector calibration portion 200 and a top surface profile of the second sector calibration portion 300, a top surface profile of the base material 110, a top surface profile of the first welding seam 120, and a top surface profile of the second welding seam 130 are all arcs having the same curvature to adapt to an actual radian of the stainless steel pipe to be detected, thereby further ensuring the calibration result.
Specifically, in the embodiment, the curvature of each contour is 0.7 to 1.1 times of the curvature of the outer contour of the stainless steel pipeline to be measured; the outer contour curvature of the stainless steel pipeline to be measured can be understood to be 0.9-1.5 times of the curvature of each contour.
Referring to fig. 2 and 4, further, the first fan-shaped calibration portion 200 and the second fan-shaped calibration portion 300 are integrally formed on the base material 110, the width of the first fan-shaped calibration portion 200 and the width of the second fan-shaped calibration portion 300 are both half of the width of the base material 110, in some embodiments, when the height of the base material 110 is greater than the radius of the second fan-shaped calibration portion 300, one end of the arc-shaped edge of the first fan-shaped calibration portion 200 directly connected to the side surface of the base material 110 has a first arc chamfer 210, and one end of the arc-shaped edge of the second fan-shaped calibration portion 300 directly connected to the side surface of the base material 110 has a second arc chamfer 310; in other embodiments, when the height of the base material 110 is equal to the radius of the second fan-shaped calibration portion 300, the end of the first fan-shaped calibration portion 200 directly connected to the side surface of the base material 110 has a first rounded chamfer 210, and the end of the second fan-shaped calibration portion 300 directly connected to the bottom surface of the base material 110 to avoid end angle echo.
More specifically, in the present embodiment, the length of the base material 110 is at least 440mm, the width is 50mm, the widths of the first and second welding lines 120 and 130 are both 50mm, the radius of the first fan-shaped collimating part 200 is 30mm, and the radius of the second fan-shaped collimating part 300 is 60mm.
The above-described embodiments only represent some embodiments of the present invention, and therefore, the present invention should not be construed as being limited to the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which are within the scope of the present invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A phased array calibration test block for detecting a welding line of a stainless steel pipeline is characterized by comprising a bar calibration part, a first sector calibration part and a second sector calibration part, wherein the bar calibration part comprises a base material provided with a first groove and a second groove, and a first welding line and a second welding line which are respectively filled in the first groove and the second groove, a plurality of first through holes are arranged at equal intervals along a fusion line which is between the first welding line and the base material and is inclined to the bottom surface of the base material, a plurality of second through holes are arranged at equal intervals along a central line which is perpendicular to the bottom surface of the base material and is arranged at one side of the base material along the second welding line, the first sector calibration part and the second sector calibration part are arranged at the same center of a circle, a radial edge of the first sector calibration part and a radial edge of the second sector calibration part are aligned with the top surface of the base material, the top surface of the first welding line and the top surface of the second welding line, and the radius of the first sector calibration part is smaller than that of the second sector calibration part.
2. The phased array calibration block for stainless steel pipeline weld inspection according to claim 1, wherein the contour formed by the cooperation of one radial edge of the first sector-shaped calibration part and one radial edge of the second sector-shaped calibration part, the contour of the top surface of the base material, the contour of the top surface of the first weld, and the contour of the top surface of the second weld are all arcs having the same curvature.
3. The phased array calibration block for stainless steel pipeline weld inspection according to claim 2, wherein the curvature of the top surface of the base material is 0.7 to 1.1 times of the curvature of the stainless steel pipeline to be inspected.
4. The phased array calibration block for stainless steel pipeline weld inspection according to claim 2, wherein the width of the first sector-shaped calibration portion and the width of the second sector-shaped calibration portion are both half of the width of the base material, and when the base material height is greater than the radius of the second sector-shaped calibration portion, the end of the first sector-shaped calibration portion where the arc-shaped edge is directly connected to the side surface of the base material has a first arc chamfer, and the end of the second sector-shaped calibration portion where the arc-shaped edge is directly connected to the side surface of the base material has a second arc chamfer; when the height of the base material is equal to the radius of the second fan-shaped calibrating portion, a first arc chamfer is arranged at one end, directly connected with the side surface of the base material, of the arc edge of the first fan-shaped calibrating portion, and one end, directly connected with the bottom surface edge of the base material, of the arc edge of the second fan-shaped calibrating portion.
5. The phased array calibration block for stainless steel pipeline weld inspection according to claim 4, wherein the base material, the first sector calibration part, and the second sector calibration part are integrally formed.
6. The phased array calibration block for stainless steel pipeline weld inspection according to claim 1, wherein the distance between the center line of the first weld perpendicular to the bottom surface of the base material and one side surface of the base material adjacent to the base material is not less than 60mm, the distance between the center line of the second weld perpendicular to the bottom surface of the base material and one side surface of the base material adjacent to the base material is not less than 60mm, the interval between the adjacent first through holes and the interval between the adjacent second through holes are both 10mm in the direction perpendicular to the bottom surface of the base material, and the minimum distance between any one first through hole and any one second through hole is not less than 260mm.
7. The phased array calibration block for stainless steel pipeline weld inspection according to claim 6, wherein the base material has a length of at least 500mm and a width of 50mm, the first and second weld widths are both 50mm, the first sector calibration section has a radius of 30mm, and the second sector calibration section has a radius of 60mm.
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| CN202222287751.9U CN218067778U (en) | 2022-08-30 | 2022-08-30 | Phased array calibration test block for stainless steel pipeline weld joint detection |
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| CN202222287751.9U CN218067778U (en) | 2022-08-30 | 2022-08-30 | Phased array calibration test block for stainless steel pipeline weld joint detection |
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