Reference block for phased array ultrasonic detection of modular expansion device of highway bridge

Abstract

The utility model relates to a reference block for phased array ultrasonic detection of a modular expansion device of a highway bridge, which comprises a test block main body, a transverse defect, a longitudinal defect and a circular defect are arranged on the test block main body, the test block main body comprises a top plate and a bottom plate, a web plate is arranged between the top plate and the bottom plate, and the web plate is arranged on the test block main body. Rib plates are arranged on the front and rear sides of the upper part of the web; the transverse defect is located on the left side of the web and penetrates through the whole web in the front-back direction, and the circular defect is located on the right side of the web and penetrates through the whole web in the front-back direction; and the longitudinal defect penetrates through the whole test block main body along the left-right direction. The reference block for phased array ultrasonic detection of the modular expansion device of the highway bridge can be used for quality detection in the manufacturing process of the expansion device of the highway bridge and nondestructive detection after service.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of comparison test blocks for highway bridge modulus type telescopic device phased array ultrasonic detection, belong to bridge steel structure nondestructive testing technical field. BACKGROUND

[0002] With the progress of bridge design and construction technology, highway bridges widely adopt orthotropic steel box girder structure, and bridge expansion joints are used to compensate the deformation of bridge deck structure due to temperature, load and other factors to ensure the comfort and safety of bridge deck traffic. As an important part of highway bridge pavement, the health and safety operation of bridge expansion joints involves many factors such as material quality, design, manufacturing and maintenance. In particular, improper maintenance after service can affect normal traffic or cause serious accidents.

[0003] In order to ensure the stable performance of bridge expansion joints after service and improve the safety and reliability of bridge operation, regular nondestructive testing should be carried out on bridge expansion joints. Therefore, it is necessary to provide a kind of comparison test blocks for highway bridge modulus type telescopic device phased array ultrasonic detection. SUMMARY

[0004] The technical problem to be solved by the utility model is to provide a kind of comparison test blocks for highway bridge modulus type telescopic device phased array ultrasonic detection, which can be used for quality detection during the manufacturing process of highway bridge expansion joints and nondestructive testing after service.

[0005] The utility model solves the above-mentioned technical scheme adopted by the problem: a kind of comparison test blocks for highway bridge modulus type telescopic device phased array ultrasonic detection, it includes test block main body, be provided with transverse defect, longitudinal defect and circular defect on the test block main body, the test block main body includes top plate and bottom plate, transverse web is arranged between the top plate and the bottom plate, the transverse web upper portion front and rear sides are provided with rib plate;The transverse defect is located at the left side of transverse web and penetrates the whole transverse web along the front and rear direction, and the circular defect is located at the right side of transverse web and penetrates the whole transverse web along the front and rear direction;The longitudinal defect penetrates the whole test block main body along the left and right direction.

[0006] Optionally, the material of the test block main body is Q355B, Q355C or Q355D;The test block main body is integrally formed by hot rolling.

[0007] Optionally, the transverse defect adopts the form of transverse slot;The transverse defect includes upper transverse slot, intermediate transverse slot and lower transverse slot, the upper transverse slot, intermediate transverse slot and lower transverse slot penetrate the whole transverse web along the transverse direction;The upper transverse slot is located at the lower side of rib plate, the lower transverse slot is located at the upper side of bottom plate, and the intermediate transverse slot is located at the intermediate position of rib plate and bottom plate.

[0008] Optionally, the upper transverse cutting groove comprises an upper horizontal section, and an upper vertical section is arranged on the inner side of the upper horizontal section and extends downward; the middle transverse cutting groove comprises a middle horizontal section, and middle vertical sections are arranged on the inner side of the middle horizontal section and extend upward and downward respectively; and the lower transverse cutting groove comprises a lower horizontal section, and a lower vertical section is arranged on the inner side of the lower horizontal section and extends upward.

[0009] Optionally, the longitudinal defect is in the form of a longitudinal cutting groove.

[0010] Optionally, the longitudinal defect comprises a first upper longitudinal cutting groove, a first middle longitudinal cutting groove, a first lower longitudinal cutting groove, a second upper longitudinal cutting groove, a second middle longitudinal cutting groove and a second lower longitudinal cutting groove; the first upper longitudinal cutting groove, the first middle longitudinal cutting groove and the first lower longitudinal cutting groove are located on the front side of the main body of the test block, and the second upper longitudinal cutting groove, the second middle longitudinal cutting groove and the second lower longitudinal cutting groove are located on the rear side of the main body of the test block.

[0011] Optionally, the first upper longitudinal cutting groove and the second upper longitudinal cutting groove are respectively located on the upper side of the front and rear rib plates, the first middle longitudinal cutting groove and the second middle longitudinal cutting groove are respectively located on the lower side of the front and rear rib plates, and the first lower longitudinal cutting groove and the second lower longitudinal cutting groove are located on the upper side of the bottom plate and are respectively located on the front and rear sides of the web plate.

[0012] Optionally, the first upper longitudinal cutting groove, the first middle longitudinal cutting groove and the first lower longitudinal cutting groove form an angle of 0° with the horizontal plane, and the second upper longitudinal cutting groove, the second middle longitudinal cutting groove and the second lower longitudinal cutting groove form an angle of 45° with the horizontal plane.

[0013] Optionally, the circular defect is in the form of a transverse through hole.

[0014] Optionally, the circular defect comprises an upper transverse through hole, a middle transverse through hole and a lower transverse through hole; the upper transverse through hole is located on the lower side of the rib plate, the lower transverse through hole is located on the upper side of the bottom plate, and the middle transverse through hole is located at the middle position of the rib plate and the bottom plate.

[0015] Compared with the prior art, the advantages of the utility model lie in that:

[0016] The utility model relates to a comparison test block for phased array ultrasonic detection of a modulus type expansion device of a highway bridge, which can be used for quality detection in the manufacturing process of the expansion device of the highway bridge and nondestructive detection after service. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the comparison test block for phased array ultrasonic detection of the modulus type expansion device of the highway bridge.

[0018] Figure 2 It is a schematic view of a longitudinal defect.

[0019] Among them:

[0020] Test block body 1

[0021] Top plate 11

[0022] Base plate 12

[0023] Web 13

[0024] Rib 14

[0025] lateral defect 2

[0026] Upper transverse groove 21

[0027] Upper horizontal section 211

[0028] Upper vertical section 212

[0029] 22 transverse grooves in the middle

[0030] Middle horizontal section 221

[0031] Middle vertical section 222

[0032] Lower transverse groove 23

[0033] Lower horizontal section 231

[0034] Lower vertical segment 232

[0035] Longitudinal Defect 3

[0036] First upper longitudinal groove 31

[0037] First intermediate longitudinal groove 32

[0038] First vertical groove 33

[0039] Second upper longitudinal groove 34

[0040] Second intermediate longitudinal groove 35

[0041] Second lower longitudinal groove 36

[0042] Circular Defect 4

[0043] Upper horizontal through hole 41

[0044] 42mm horizontal through hole in the middle

[0045] Lower horizontal through hole 43. Detailed Implementation

[0046] like Figure 1 , Figure 2 As shown in this embodiment, a comparative test block for phased array ultrasonic testing of a modular expansion joint of a highway bridge includes a test block body 1, on which transverse defects 2, longitudinal defects 3 and circular defects 4 are provided;

[0047] The test block body 1 comprises a top plate 11 and a bottom plate 12, a web plate 13 is arranged between the top plate 11 and the bottom plate 12, and a rib plate 14 is arranged on the upper portion of the left and right sides of the web plate 13;

[0048] The transverse defect 2 is located on the left side of the web plate 13 and penetrates the entire web plate 13 in the front-rear direction, and the circular defect 4 is located on the right side of the web plate 13 and penetrates the entire web plate 13 in the front-rear direction;

[0049] The longitudinal defect 3 penetrates the entire test block body 1 in the left-right direction;

[0050] The material of the test block body 1 is Q355B, Q355C or Q355D;

[0051] The test block body 1 is integrally formed by hot rolling;

[0052] The thickness of the test block body 1 in the left-right direction is 20mm, 50mm or 100mm;

[0053] The transverse defect 2 is in the form of a transverse slot;

[0054] The transverse defect 2 comprises an upper transverse slot 21, a middle transverse slot 22 and a lower transverse slot 23, and the upper transverse slot 21, the middle transverse slot 22 and the lower transverse slot 23 penetrate the entire web plate 13 in the transverse direction;

[0055] The upper transverse slot 21 is located on the lower side of the rib plate 14, the lower transverse slot 23 is located on the upper side of the bottom plate 12, and the middle transverse slot 22 is located at the middle position of the rib plate 14 and the bottom plate 12;

[0056] The upper transverse slot 21 comprises an upper horizontal section 211, and an upper vertical section 212 is arranged on the inner side of the upper horizontal section 211 and extends downward;

[0057] The middle transverse slot 22 comprises a middle horizontal section 221, and a middle vertical section 222 is arranged on the inner side of the middle horizontal section 221 and extends upward and downward, respectively;

[0058] The lower transverse slot 23 comprises a lower horizontal section 231, and a lower vertical section 232 is arranged on the inner side of the lower horizontal section 231 and extends upward;

[0059] The lengths of the upper vertical section 212, the middle vertical section 222 and the lower vertical section 232 are all 100mm;

[0060] The longitudinal defect 3 is in the form of a longitudinal slot;

[0061] The longitudinal defects 3 include a first upper longitudinal slot 31, a first middle longitudinal slot 32, a first lower longitudinal slot 33, a second upper longitudinal slot 34, a second middle longitudinal slot 35 and a second lower longitudinal slot 36.

[0062] The first upper longitudinal slot 31, the first middle longitudinal slot 32 and the first lower longitudinal slot 33 are located on the front side of the test block body 1, and the second upper longitudinal slot 34, the second middle longitudinal slot 35 and the second lower longitudinal slot 36 are located on the rear side of the test block body 1.

[0063] The first upper longitudinal slot 31 and the second upper longitudinal slot 34 are respectively located on the upper side of the front and rear two rib plates 14, the first middle longitudinal slot 32 and the second middle longitudinal slot 35 are respectively located on the lower side of the front and rear two rib plates 14, and the first lower longitudinal slot 33 and the second lower longitudinal slot 36 are located on the upper side of the bottom plate 12 and are respectively located on the front and rear sides of the web plate 13.

[0064] The first upper longitudinal slot 31, the first middle longitudinal slot 32 and the first lower longitudinal slot 33 are 0° with the horizontal plane, and the second upper longitudinal slot 34, the second middle longitudinal slot 35 and the second lower longitudinal slot 36 are 45° with the horizontal plane.

[0065] The depths of the first upper longitudinal slot 31, the first middle longitudinal slot 32, the first lower longitudinal slot 33, the second upper longitudinal slot 34, the second middle longitudinal slot 35 and the second lower longitudinal slot 36 are all 50mm.

[0066] The circular defects 4 are in the form of transverse through holes.

[0067] The circular defects 4 include an upper transverse through hole 41, a middle transverse through hole 42 and a lower transverse through hole 43.

[0068] The upper transverse through hole 41 is located on the lower side of the rib plate 14, the lower transverse through hole 43 is located on the upper side of the bottom plate 12, and the middle transverse through hole 42 is located at the middle position of the rib plate 14 and the bottom plate 12.

[0069] The diameters of the upper transverse through hole 41, the middle transverse through hole 42 and the lower transverse through hole 43 are 3mm.

[0070] In addition to the above-mentioned embodiments, the utility model also includes other implementation manners, and the technical solutions formed by equivalent transformation or equivalent replacement shall fall within the protection scope of the utility model claims.

Claims

1. A contrast test block for phased array ultrasonic testing of a highway bridge modular expansion joint, characterized by: It includes test block main body, the test block main body is provided with transverse defects, longitudinal defects and circular defects, the test block main body includes top plate and bottom plate, the top plate and bottom plate are provided with web between, the upper portion of the web is provided with the rib plate on both sides;The transverse defects are located on the left side of the web and penetrate the entire web along the front and back directions, and the circular defects are located on the right side of the web and penetrate the entire web along the front and back directions;The longitudinal defects penetrate the entire test block main body along the left and right directions.

2. The contrast test block for phased array ultrasonic testing of a highway bridge modular expansion joint according to claim 1, characterized in that: The material of the test block main body is Q355B, Q355C or Q355D;The test block main body is integrally formed by hot rolling.

3. The contrast test block for phased array ultrasonic testing of a highway bridge modular expansion joint according to claim 1, characterized in that: The transverse defects adopt the form of transverse grooves;The transverse defects include upper transverse grooves, intermediate transverse grooves and lower transverse grooves, which penetrate the entire web along the transverse direction;The upper transverse grooves are located below the rib plate, the lower transverse grooves are located above the bottom plate, and the intermediate transverse grooves are located between the rib plate and the bottom plate.

4. The comparative test block for phased array ultrasonic testing of a highway bridge modular expansion joint according to claim 3, characterized in that: The upper transverse grooves include upper horizontal sections, and upper vertical sections are arranged inside the upper horizontal sections and extend downward;The intermediate transverse grooves include intermediate horizontal sections, and intermediate vertical sections are arranged inside the intermediate horizontal sections and extend upward and downward respectively;The lower transverse grooves include lower horizontal sections, and lower vertical sections are arranged inside the lower horizontal sections and extend upward.

5. The comparative test block for phased array ultrasonic testing of a highway bridge modular expansion joint according to claim 1, wherein: The longitudinal defects adopt the form of longitudinal grooves.

6. The comparative test block for phased array ultrasonic testing of a highway bridge modular expansion joint according to claim 5, characterized in that: The longitudinal defects include first upper longitudinal grooves, first intermediate longitudinal grooves, first lower longitudinal grooves, second upper longitudinal grooves, second intermediate longitudinal grooves and second lower longitudinal grooves;The first upper longitudinal grooves, the first intermediate longitudinal grooves and the first lower longitudinal grooves are located on the front side of the test block main body, and the second upper longitudinal grooves, the second intermediate longitudinal grooves and the second lower longitudinal grooves are located on the rear side of the test block main body.

7. The comparative test block for phased array ultrasonic testing of a highway bridge modular expansion joint according to claim 6, characterized in that: The first upper longitudinal grooves and the second upper longitudinal grooves are respectively located above the front and rear rib plates, the first intermediate longitudinal grooves and the second intermediate longitudinal grooves are respectively located below the front and rear rib plates, and the first lower longitudinal grooves and the second lower longitudinal grooves are located above the bottom plate and are respectively located on the front and rear sides of the web.

8. The comparative test block for phased array ultrasonic testing of a highway bridge modular expansion joint according to claim 6, characterized in that: The first upper longitudinal grooves, the first intermediate longitudinal grooves and the first lower longitudinal grooves form an angle of 0° with the horizontal plane, and the second upper longitudinal grooves, the second intermediate longitudinal grooves and the second lower longitudinal grooves form an angle of 45° with the horizontal plane.

9. The comparative test block for phased array ultrasonic testing of a highway bridge modular expansion joint according to claim 1, wherein: The circular defects adopt the form of transverse holes.

10. The comparative test block for phased array ultrasonic testing of a highway bridge modular expansion joint according to claim 9, characterized in that: The circular defects include upper transverse holes, intermediate transverse holes and lower transverse holes;The upper transverse holes are located below the rib plate, the lower transverse holes are located above the bottom plate, and the intermediate transverse holes are located between the rib plate and the bottom plate.

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