CN215525636U - U-rib double-face full-penetration fillet weld internal defect grooving comparison test block - Google Patents
U-rib double-face full-penetration fillet weld internal defect grooving comparison test block Download PDFInfo
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- CN215525636U CN215525636U CN202120586329.6U CN202120586329U CN215525636U CN 215525636 U CN215525636 U CN 215525636U CN 202120586329 U CN202120586329 U CN 202120586329U CN 215525636 U CN215525636 U CN 215525636U
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Abstract
The utility model relates to a U-rib double-face full-penetration fillet weld internal defect groove cutting reference block which comprises a panel (1), wherein a rib plate (2) is arranged on the panel (1), a double-face full-penetration fillet weld (3) is arranged between the panel (1) and the rib plate (2), and an upper cutting groove and a lower cutting groove (4) are arranged in a fusion area of the double-face full-penetration fillet weld (3). The utility model relates to a U-rib double-sided full-penetration fillet weld internal defect grooving reference block, which is characterized in that a full-penetration fillet weld is prepared by adopting the same panel and rib plate material and size and a double-sided welding technology, a fusion area has two grooving positioned on a rib plate end surface extension line and a panel surface extension line, and the full-penetration fillet weld internal defect grooving reference block is used for internal defect analysis of orthotropic steel box girder U-rib double-sided full-penetration fillet weld ultrasonic phased array detection and effectively improves the detection rate and the detection precision.
Description
Technical Field
The utility model relates to a U-rib double-face full penetration fillet weld internal defect grooving comparison test block, and belongs to the technical field of nondestructive testing.
Background
The orthotropic steel box girder has the advantages of light weight, strong bearing capacity, short construction period and the like, and is widely applied to long-span highways or highway and railway dual-purpose bridges. However, due to the influence of various factors, the orthotropic steel box girder has the problem of fatigue cracks in different degrees after being in service for a period of time, wherein the manufacturing quality of the U-rib fillet weld is one of the key factors of the operational safety and reliability of the orthotropic steel box girder and the bridge. With the deep research on the orthotropic steel box girder and the development of the welding technology, the design requirement of the U-rib fillet weld is from the requirement of no-penetration detection to the requirement that the penetration depth of the non-penetration fillet weld is not less than 75%/80% of the thickness of the rib plate, and with the development of the intelligent robot and the internal welding technology, the requirement of the U-rib double-sided full-penetration fillet weld is provided. Design requirements and advances in manufacturing technology have also placed greater demands on the inspection methods, and there is a need to develop or propose non-destructive inspection methods that ensure full penetration of the fillet weld on both sides of the U-rib.
The ultrasonic phased array technology forms a shape-controllable ultrasonic field by a plurality of array elements controlled by a program, can realize nondestructive testing of complex shapes, A scanning, various forms such as E scanning and S scanning can effectively improve defect detection rate and detection efficiency, the application of the ultrasonic phased array detection technology in orthotropic steel box girder U rib double-sided full penetration fillet weld needs to be capable of analyzing the internal defects of the U rib double-sided full penetration fillet weld, and characteristic analysis of non-penetration defect end points is carried out, therefore, the U rib double-sided full penetration fillet weld internal defect grooving comparison test block is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a U-rib double-face full penetration fillet weld internal defect grooving reference block aiming at the prior art, which can be used for internal defect detection of orthotropic steel box girder U-rib double-face full penetration fillet weld ultrasonic phased array detection.
The technical scheme adopted by the utility model for solving the problems is as follows: the utility model provides a U rib two-sided full penetration fillet weld internal defect grooving comparison test block, it includes the panel, be provided with the floor on the panel, be provided with two-sided full penetration fillet weld between panel and the floor, two upper and lower kerfs are provided with in the fusion zone of two-sided full penetration fillet weld.
Optionally, the panel and the top plate or the bottom plate of the steel box girder to be measured are made of the same material and have the same thickness, and the rib plate and the U-shaped rib of the steel box girder to be measured are made of the same material and have the same thickness.
Optionally, the double-sided full penetration fillet weld between the panel and the rib plate is prepared by a double-sided welding technology.
Optionally, the panel is arranged obliquely to the rib.
Optionally, an included angle between the panel and the rib plate is the same as an included angle between the top plate or the bottom plate of the steel box girder to be tested and the U-shaped rib.
Optionally, the upper and lower cutting grooves are a first cutting groove and a second cutting groove respectively, the first cutting groove is located on the surface extension line of the end portion of the rib plate, and the second cutting groove is located on the surface extension line of the panel.
Optionally, the length of the panel and the rib plate in the front-back direction is not less than 50 mm.
Compared with the prior art, the utility model has the advantages that:
the utility model relates to a U-rib double-sided full-penetration fillet weld internal defect grooving reference block, which is characterized in that a full-penetration fillet weld is prepared by adopting the same panel and rib plate material and size and a double-sided welding technology, a fusion area has two grooving positioned on a rib plate end surface extension line and a panel surface extension line, and the full-penetration fillet weld internal defect grooving reference block is used for internal defect analysis of orthotropic steel box girder U-rib double-sided full-penetration fillet weld ultrasonic phased array detection and effectively improves the detection rate and the detection precision.
Drawings
FIG. 1 is a schematic structural diagram of a U-rib double-sided full penetration fillet weld internal defect grooving reference block of the present invention.
Wherein:
Double-sided full penetration fillet weld 3
First cut groove 41
And a second cut groove 42.
Detailed Description
As shown in fig. 1, the U-rib double-sided full-penetration fillet weld internal defect grooving reference block in the present embodiment includes a panel 1, a rib plate 2 is disposed on the panel 1, a double-sided full-penetration fillet weld 3 is disposed between the panel 1 and the rib plate 2, and an upper grooving 4 and a lower grooving 4 are disposed in a fusion zone of the double-sided full-penetration fillet weld 3;
the panel 1 and a top plate or a bottom plate of the steel box girder to be detected are made of the same material and have the same thickness, and the rib plate 2 and a U-shaped rib of the steel box girder to be detected are made of the same material and have the same thickness;
the double-sided full penetration fillet weld 3 between the panel 1 and the ribbed plate 2 is prepared by adopting a double-sided welding technology;
the panel 1 and the rib plate 2 are arranged obliquely; the included angle between the panel 1 and the ribbed plate 2 is the same as the included angle between the top plate or the bottom plate of the steel box girder to be tested and the U-shaped rib;
the upper and lower cutting grooves 4 are respectively a first cutting groove 41 and a second cutting groove 42, the first cutting groove 41 is positioned on the extension line of the surface of the end part of the ribbed plate 2, and the second cutting groove 42 is positioned on the extension line of the surface of the panel 1;
the length of the panel 1 and the rib plate 2 in the front-back direction is not less than 50 mm.
In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a two-sided full penetration fillet weld internal defect grooving of U rib compares test block which characterized in that: the novel double-face full-penetration fillet weld comprises a panel (1), wherein a rib plate (2) is arranged on the panel (1), a double-face full-penetration fillet weld (3) is arranged between the panel (1) and the rib plate (2), and an upper cutting groove and a lower cutting groove (4) are arranged in a fusion area of the double-face full-penetration fillet weld (3).
2. The U-rib double-sided full-penetration fillet weld internal defect grooving reference block according to claim 1, wherein: the panel (1) is the same as the top plate or the bottom plate of the steel box girder to be detected in material and thickness, and the rib plate (2) is the same as the U-shaped rib of the steel box girder to be detected in material and thickness.
3. The U-rib double-sided full-penetration fillet weld internal defect grooving reference block according to claim 1, wherein: the double-sided full penetration fillet weld (3) between the panel (1) and the ribbed plate (2) is prepared by adopting a double-sided welding technology.
4. The U-rib double-sided full-penetration fillet weld internal defect grooving reference block according to claim 1, wherein: the panel (1) and the rib plate (2) are arranged in an inclined mode.
5. The U-rib double-sided full-penetration fillet weld internal defect grooving reference block as claimed in claim 4, wherein: and the included angle between the panel (1) and the rib plate (2) is the same as the included angle between the top plate or the bottom plate of the steel box girder to be tested and the U-shaped rib.
6. The U-rib double-sided full-penetration fillet weld internal defect grooving reference block according to claim 1, wherein: the upper cutting groove (4) and the lower cutting groove (4) are respectively a first cutting groove (41) and a second cutting groove (42), the first cutting groove (41) is located on the surface extension line of the end part of the ribbed plate (2), and the second cutting groove (42) is located on the surface extension line of the panel (1).
7. The U-rib double-sided full-penetration fillet weld internal defect grooving reference block according to claim 1, wherein: the length of the panel (1) and the rib plate (2) in the front-back direction is not less than 50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120586329.6U CN215525636U (en) | 2021-03-23 | 2021-03-23 | U-rib double-face full-penetration fillet weld internal defect grooving comparison test block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120586329.6U CN215525636U (en) | 2021-03-23 | 2021-03-23 | U-rib double-face full-penetration fillet weld internal defect grooving comparison test block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215525636U true CN215525636U (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120586329.6U Active CN215525636U (en) | 2021-03-23 | 2021-03-23 | U-rib double-face full-penetration fillet weld internal defect grooving comparison test block |
Country Status (1)
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| CN (1) | CN215525636U (en) |
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2021
- 2021-03-23 CN CN202120586329.6U patent/CN215525636U/en active Active
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