CN206020346U - A kind of small diameter tube ultrasonic phased array imaging detection test block - Google Patents
A kind of small diameter tube ultrasonic phased array imaging detection test block Download PDFInfo
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- CN206020346U CN206020346U CN201621045864.6U CN201621045864U CN206020346U CN 206020346 U CN206020346 U CN 206020346U CN 201621045864 U CN201621045864 U CN 201621045864U CN 206020346 U CN206020346 U CN 206020346U
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- groove
- semicircle
- tube wall
- small diameter
- test block
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Abstract
This utility model is related to a kind of small diameter tube ultrasonic phased array imaging detection test block，Can effectively solving reference block be not suitable for small diameter tube ultrasonic phased array imaging detection，Small diameter tube weld seam crack defect cannot accurately be positioned、Quantitative problem，Technical scheme is，Including test block body，Test block body is by connector and the horizontal symmetrically alternate upper tube wall being arranged on connector、The U-shaped that lower tube wall is constituted，The section of upper tube wall and lower tube wall is in circular arc，Along upper tube wall length to being provided with multigroup first weld defect group，Along lower tube wall length to being provided with multigroup second weld defect group，This utility model structure novel and unique，Advantages of simple，Easily produce，Easy to operate，Low cost，During the detection flaw detection of small diameter tube ultrasonic phased array imaging，The scanning angle of adjustment sector scan、Sensitivity and graphical interfaces displacement，Small diameter tube weld seam crackle is positioned、Quantitatively，Easy to use，Effect is good，It is the innovation in ultrasonic phased array imaging detection test block.
Description
Technical field
This utility model is related to ultrasonic phased array imaging detection test block, particularly a kind of small diameter tube ultrasonic phased array imaging inspection
Survey test block.
Background technology
At present, only have DL-1 test blocks suitable for small diameter tube in known nondestructive inspection reference block and reference block（Caliber
For 32mm ~ 89mm）Conventional ultrasound detection, not used for the test block of small diameter tube phased array imaging detection, and small diameter tube is phased
Battle array detection is also without specific national standard.Some testing agencies are being studied when small diameter tube phased array is detected mostly in small diameter tube weldering
Reference block during manufacture of intraocular defect is as detection on joint, with larger error and uncertainty；Or for phased
Battle array detection A sweeps the reference block for doing DAC Curve Designs, is not particularly suited for the detection of small diameter tube ultrasonic phased array imaging, it is impossible to little
Footpath pipe bead crack class defect accurately positioned, quantitatively.Therefore, its improve and innovate imperative.
Content of the invention
For above-mentioned situation, for overcoming the purpose of the defect of prior art, this utility model to be just to provide a kind of small diameter tube
Ultrasonic phased array imaging detection test block, can effectively solving reference block be not suitable for small diameter tube ultrasonic phased array imaging detection,
Small diameter tube weld seam crack defect cannot accurately be positioned, quantitative problem.
The technical scheme that this utility model is solved is that a kind of small diameter tube ultrasonic phased array imaging detection test block, including examination
Block, test block body are the U-shaped being made up of connector and the horizontal symmetrically alternate upper tube wall being arranged on connector, lower tube wall
The section of shape, upper tube wall and lower tube wall is in circular arc, along upper tube wall length to being provided with multigroup first weld defect group, per group the
One weld defect group includes the first semicircle groove on the alternate outside convex globoidal for being arranged on upper tube wall, the second semicircle groove and phase
Between be arranged on the 3rd semicircle groove on the inner side cancave cambered surface of upper tube wall, the first rectangle defect groove, per group of first weld defect
The 3rd semicircle groove and the first rectangle defect groove of group is respectively positioned between the first semicircle groove and the second semicircle groove；Along down tube
To multigroup second weld defect group, per group of second weld defect group is provided with, wall length includes that the alternate outside for being arranged on lower tube wall is convex
In cambered surface the on the 4th semicircle groove, the second rectangle defect groove and the alternate inner side cancave cambered surface for being arranged on lower tube wall the 5th half
Circle groove, the 6th semicircle groove, the 5th semicircle groove and the 6th semicircle groove of per group of second weld defect group are respectively positioned on the 4th
Between semicircle groove and the second rectangle defect groove.
In the same radial section of described upper tube wall, the semicircle center of circle in the first semicircle groove section and the 3rd semicircle groove
The line in the semicircle center of circle in section is used as the first line, the semicircle center of circle in the second semicircle groove section and the first rectangle defect groove
The line at base midpoint of the section on the cancave cambered surface of inner side is 60- as the angle α of the second line, the first line and the second line
70°；
In the same radial section of described lower tube wall, the semicircle center of circle in the 4th semicircle groove section and the 5th semicircle groove
The line in the semicircle center of circle in section is used as the 3rd line, the semicircle center of circle in the 6th semicircle groove section and the second rectangle defect groove
The line at base midpoint of the section on the convex globoidal of outside is 60- as the angle β of the 4th line, the 3rd line and the 4th line
70°；
The 3rd described semicircle groove and the spacing a≤4mm of the first rectangle defect groove, the 5th semicircle groove and the 6th half
Spacing b≤the 4mm of circle groove.
This utility model structure novel and unique, advantages of simple are easily produced, and easy to operate, low cost, in small diameter tube ultrasound phase-control
During battle array image checking flaw detection, scanning angle, sensitivity and the graphical interfaces displacement of sector scan is adjusted, small diameter tube is welded
Seam crackle carries out positioning, quantitatively, easy to use, effect is good, is the innovation in ultrasonic phased array imaging detection test block.
Description of the drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is top view of the present utility model.
Fig. 3 is right view of the present utility model.
Longitudinal section views of the Fig. 4 for this utility model upper tube wall local.
Fig. 5 is the longitudinal section view of tube wall local under this utility model.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with accompanying drawing.
Be given by Fig. 1-5, this utility model includes test block body, it is characterised in that test block body is by connector 1 and in level
The section of the shape U-shaped that symmetrically the alternate upper tube wall 4 being arranged on connector, lower tube wall 6 are constituted, upper tube wall 4 and lower tube wall 6 is equal
In circular arc, include alternate setting along upper tube wall length to multigroup first weld defect group, per group of first weld defect group is provided with
The first semicircle groove 5a, the second semicircle groove 5b on the outside convex globoidal 4a of upper tube wall and alternate it is arranged in upper tube wall
The 3rd semicircle groove 5c, the first rectangle defect groove 7a on the cancave cambered surface 4b of side, the 3rd semicircle of per group of first weld defect group
Groove 5c and the first rectangle defect groove 7a are respectively positioned between the first semicircle groove 5a and the second semicircle groove 5b；Long along lower tube wall
To multigroup second weld defect group is provided with, per group of second weld defect group includes the alternate outside convex globoidal for being arranged on lower tube wall
On the 4th semicircle groove 8a, the second rectangle defect groove 7b and the alternate inner side cancave cambered surface 6b for being arranged on lower tube wall on 6a
Five semicircle groove 8b, the 6th semicircle groove 8c, the 5th semicircle groove 8b and the 6th semicircle groove of per group of second weld defect group
8c is respectively positioned between the 4th semicircle groove 8a and the second rectangle defect groove 7b.
For ensureing using effect, in the same radial section of described upper tube wall 4, the half of the first semicircle groove section is round
The line in the semicircle center of circle in the heart and the 3rd semicircle groove section as the first line, the semicircle center of circle in the second semicircle groove section with
The line at base midpoint of the first rectangle defect groove section on the cancave cambered surface 4b of inner side is used as the second line, the first line and
The angle α of two lines is 60-70 °；
In the same radial section of described lower tube wall 6, the semicircle center of circle in the 4th semicircle groove section is led to the 5th semicircle
The line in the semicircle center of circle of slot cross-section is led to the second rectangle defect as the 3rd line, the semicircle center of circle in the 6th semicircle groove section
Angle β of the line at base midpoint of the slot cross-section on the convex globoidal 6a of outside as the 4th line, the 3rd line and the 4th line
For 60-70 °；
Described the first semicircle groove 5a, the second semicircle groove 5b, the 3rd semicircle groove 5c, the 4th semicircle groove 8a,
The section of five semicircle groove 8b and the 6th semicircle groove 8c is semicircle, and radius is 0.5mm；
The first described weld defect group has 3 groups, the depth of the first rectangle defect groove of per group of first weld defect group
In incremented by successively, depth is respectively 1mm, 2mm and 3mm, wide is 0.2mm；The second described weld defect group has 3 groups, per group
The depth of the second rectangle defect groove of the second weld defect group is in incremented by successively, depth respectively 1mm, 2mm and 3mm, wide
For 0.2mm；
The 3rd described semicircle groove 5c and the spacing a≤4mm of the first rectangle defect groove 7a, the 5th semicircle groove 8b and
Spacing b≤the 4mm of the 6th semicircle groove 8c；
Length L2 of described upper tube wall 4 and lower tube wall 6 be 140-200mm, width K1≤20mm, thickness H2≤10mm,
Upper tube wall 4 and lower tube wall 6 distalmost end spacing H1≤50mm；
In step-like, step-like lower edge is in circular arc to the end sides of described connector 1, the radius of lower circular arc 3
≤ 50mm, the radius≤30mm of upper circular arc 2, the thickness K2 of lower circular arc place step is 5-15mm, the thickness of upper circular arc place step
Spend for 5-10mm, the thickness of upper circular arc place step is that 5mm is optimal；
Length L1≤the 300mm of described test block body.
When this utility model is used, the upper tube wall of test block body and lower tube wall simulate small diameter tube curvature completely, coordinate weld seam to lack
Fall into group to be used for determining the Scanning sensitivity in phased array imaging detection.3 semicircle grooves and 1 square of every group of weld defect group
Shape defect groove is the groove type arrangement for simulating small diameter tube weld seam, by simulating these defective locations, ultrasonic phase in test block
Control battle array can pass through this at 4 defect adjust scanning angle, angle is too little may not to scan these positions completely, cause leak
Inspection；Angle might have greatly very much 3 subwaves, 4 subwaves and be reflected to detection brings interference.By this test block, phased array can be adjusted
Image checking figure displacement, enables corresponding with the theoretic position of the defect on the graphical interfaces coincidence in position of defect, just
In the actually detected middle position for determining defect, 3 group of first weld defect group on test block body upper tube wall may be used to determine weldering
The depth of seam root crack defect, 3 group of second weld defect group under test block body on tube wall may be used to determine face of weld and split
The depth of stricture of vagina defect, that is to say, that semicircle groove can be used to the scanning for adjusting sector scan plus the combination of rectangle defect groove
Angle and sensitivity, it is to avoid scanning angle is excessive to be affected to judge or the possible missing inspection of scanning angle too small by other clutters, may be used also
For adjusting the graphical interfaces displacement in phased array imaging detection, small diameter tube weld seam crack defect is positioned, user
Just, effect is good, has good Social and economic benef@.
Claims (10)
1. a kind of small diameter tube ultrasonic phased array imaging detection test block, including test block body, it is characterised in that test block body is by connecting
Body（1）With the horizontal symmetrically alternate upper tube wall being arranged on connector（4）, lower tube wall（6）The U-shaped of composition, upper tube wall
（4）With lower tube wall（6）Section be in circular arc, along upper tube wall length to being provided with multigroup first weld defect group, per group first
Weld defect group includes the alternate outside convex globoidal for being arranged on upper tube wall（4a）On the first semicircle groove（5a）, the second semicircle lead to
Groove（5b）With the alternate inner side cancave cambered surface for being arranged on upper tube wall（4b）On the 3rd semicircle groove（5c）, the first rectangle defect groove
（7a）, the 3rd semicircle groove of per group of first weld defect group（5c）With the first rectangle defect groove（7a）It is respectively positioned on the first semicircle
Groove（5a）With the second semicircle groove（5b）Between；Along lower tube wall length to being provided with multigroup second weld defect group, per group second
Weld defect group includes the alternate outside convex globoidal for being arranged on lower tube wall（6a）On the 4th semicircle groove（8a）, the second rectangle lack
Sunken groove（7b）With the alternate inner side cancave cambered surface for being arranged on lower tube wall（6b）On the 5th semicircle groove（8b）, the 6th semicircle groove
（8c）, the 5th semicircle groove of per group of second weld defect group（8b）With the 6th semicircle groove（8c）It is respectively positioned on the 4th semicircle groove
（8a）With the second rectangle defect groove（7b）Between.
2. small diameter tube ultrasonic phased array imaging detection test block according to claim 1, it is characterised in that described upper pipe
Wall（4）Same radial section in, the semicircle center of circle in the first semicircle groove section and the semicircle center of circle in the 3rd semicircle groove section
Line as the first line, the semicircle center of circle in the second semicircle groove section is with the first rectangle defect groove section in inner side concave arc
Face（4b）On base midpoint line as the second line, the first line and the second line angle α be 60-70 °.
3. small diameter tube ultrasonic phased array imaging detection test block according to claim 1, it is characterised in that described down tube
Wall（6）Same radial section in, the semicircle center of circle in the 4th semicircle groove section and the semicircle center of circle in the 5th semicircle groove section
Line as the 3rd line, the semicircle center of circle in the 6th semicircle groove section is with the second rectangle defect groove section in outside convex arc
Face（6a）On base midpoint line as the 4th line, the 3rd line and the 4th line angle β be 60-70 °.
4. small diameter tube ultrasonic phased array imaging detection test block according to claim 1, it is characterised in that described first
Semicircle groove（5a）, the second semicircle groove（5b）, the 3rd semicircle groove（5c）, the 4th semicircle groove（8a）, the 5th semicircle groove
（8b）With the 6th semicircle groove（8c）Section be semicircle, radius is 0.5mm.
5. small diameter tube ultrasonic phased array imaging detection test block according to claim 1, it is characterised in that described first
Weld defect group has 3 groups, and the depth of the first rectangle defect groove of per group of first weld defect group is in incremented by successively, depth difference
For 1mm, 2mm and 3mm, wide 0.2mm is.
6. small diameter tube ultrasonic phased array imaging detection test block according to claim 1, it is characterised in that described second
Weld defect group has 3 groups, and the depth of the second rectangle defect groove of per group of second weld defect group is in incremented by successively, depth difference
For 1mm, 2mm and 3mm, wide 0.2mm is.
7. small diameter tube ultrasonic phased array imaging detection test block according to claim 1, it is characterised in that described the 3rd
Semicircle groove（5c）With the first rectangle defect groove（7a）Spacing a≤4mm, the 5th semicircle groove（8b）With the 6th semicircle groove
（8c）Spacing b≤4mm.
8. small diameter tube ultrasonic phased array imaging detection test block according to claim 1, it is characterised in that described upper pipe
Wall（4）With lower tube wall（6）Length L2 be 140-200mm, width K1≤20mm, thickness H2≤10mm, upper tube wall（4）And down tube
Wall（6）Distalmost end spacing H1≤50mm.
9. small diameter tube ultrasonic phased array imaging detection test block according to claim 1, it is characterised in that described connection
Body（1）End sides in step-like, step-like lower edge is in circular arc, lower circular arc（3）Radius≤50mm, upper circular arc
（2）Radius≤30mm, the thickness K2 of lower circular arc place step is 5-15mm, and the thickness of upper circular arc place step is 5-10mm.
10. small diameter tube ultrasonic phased array imaging detection test block according to claim 1, it is characterised in that described examination
Length L1 of block≤300mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621045864.6U CN206020346U (en) | 2016-09-09 | 2016-09-09 | A kind of small diameter tube ultrasonic phased array imaging detection test block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621045864.6U CN206020346U (en) | 2016-09-09 | 2016-09-09 | A kind of small diameter tube ultrasonic phased array imaging detection test block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206020346U true CN206020346U (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621045864.6U Expired - Fee Related CN206020346U (en) | 2016-09-09 | 2016-09-09 | A kind of small diameter tube ultrasonic phased array imaging detection test block |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941923A (en) * | 2017-12-29 | 2018-04-20 | 山东电力建设第工程公司 | A kind of phased array ultrasonic detection proficiency testing test block group and its application method |
| 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 |
| CN108872400A (en) * | 2018-09-07 | 2018-11-23 | 中国电建集团山东电力建设第工程有限公司 | A kind of small diameter pipe welded joint phased array ultrasonic detection reference block |
| CN110441405A (en) * | 2019-07-26 | 2019-11-12 | 大唐东北电力试验研究院有限公司 | Nearby heat fatigue cracking detects reference block to the hydrophobic pore of high temperature steam pipeline |
| CN112305084A (en) * | 2020-11-26 | 2021-02-02 | 淮浙煤电有限责任公司凤台发电分公司 | Fillet weld detection process based on ultrasonic technology and test block |
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2016
- 2016-09-09 CN CN201621045864.6U patent/CN206020346U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941923A (en) * | 2017-12-29 | 2018-04-20 | 山东电力建设第工程公司 | A kind of phased array ultrasonic detection proficiency testing test block group and its application method |
| 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 |
| CN107941923B (en) * | 2017-12-29 | 2023-08-29 | 中国电建集团山东电力建设第一工程有限公司 | Phased array ultrasonic detection capability verification test block group and use method thereof |
| CN107941924B (en) * | 2017-12-29 | 2024-02-13 | 山东电力建设第一工程公司 | Multipurpose reference block for phased array ultrasonic detection of small-diameter pipe |
| CN108872400A (en) * | 2018-09-07 | 2018-11-23 | 中国电建集团山东电力建设第工程有限公司 | A kind of small diameter pipe welded joint phased array ultrasonic detection reference block |
| CN108872400B (en) * | 2018-09-07 | 2024-04-30 | 中国电建集团山东电力建设第一工程有限公司 | Reference block for phased array ultrasonic detection of small-diameter pipe welding joint |
| CN110441405A (en) * | 2019-07-26 | 2019-11-12 | 大唐东北电力试验研究院有限公司 | Nearby heat fatigue cracking detects reference block to the hydrophobic pore of high temperature steam pipeline |
| CN112305084A (en) * | 2020-11-26 | 2021-02-02 | 淮浙煤电有限责任公司凤台发电分公司 | Fillet weld detection process based on ultrasonic technology and test block |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20210909 |