CN216484794U - V-transparent air coupling ultrasonic detection experiment clamp - Google Patents
V-transparent air coupling ultrasonic detection experiment clamp Download PDFInfo
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- CN216484794U CN216484794U CN202120830331.3U CN202120830331U CN216484794U CN 216484794 U CN216484794 U CN 216484794U CN 202120830331 U CN202120830331 U CN 202120830331U CN 216484794 U CN216484794 U CN 216484794U
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Abstract
The utility model discloses a V-penetration type air coupling ultrasonic detection experiment clamp which comprises a device main body, wherein the device main body at least comprises an upper-layer movable support and a middle-layer movable support which are arranged in an aligned mode, and four supporting rods vertically penetrating through the upper-layer movable support and the middle-layer movable support, and the upper-layer movable support and the middle-layer movable support are respectively movably connected with the supporting rods; the top of the upper movable support is connected with a clamp through an angle adjuster, and the middle of the upper movable support is hollowed; the middle part of the middle-layer movable support is provided with a supporting component. The utility model is convenient for transportation and storage, can be operated and used by one person, is simple and easy to operate, has low manufacturing cost, is suitable for probes and test pieces with different sizes, utilizes an air coupling penetration method to detect the test piece, can flexibly adjust the positions of the probe and the tested piece, ensures the stability of the probe and the test piece, reduces errors and the number of personnel, and improves the accuracy of the air coupling nondestructive detection result.
Description
Technical Field
The utility model belongs to the technical field of ultrasonic detection equipment in nondestructive engineering quality detection, and particularly relates to a V-transparent air coupling ultrasonic detection experiment clamp.
Background
The V-penetration method is a common method applied in the air coupling ultrasonic detection at present, the detection principle of the air coupling ultrasonic V-penetration method is that a transmitting probe and a receiving probe are placed on the same side of a detected workpiece, and the central axes of the two probes are positioned on the same plane. When the V-penetration method is used for detection, the interior of a workpiece is intact, the ultrasonic energy reflected from the workpiece is high, on the contrary, when the interior of the workpiece contains defects (such as layering, holes, debonding and the like), part of ultrasonic energy is lost by the defects, the ultrasonic energy reflected from the workpiece is relatively low, the V-penetration method can effectively detect the layering defects of composite materials, can detect the point-shaped welding points in the thin steel plate, and can detect the materials with good uniformity and small attenuation. At present, a tested piece can be in different states, for example, probes on two sides are unstable and are not on the same axis, the distance from the tested piece has deviation, and the states of the probes and the tested piece have certain influence on an experimental result.
The existing ultrasonic probe has the following defects: 1. the probe which can be clamped is single and can not be changed according to the actual requirement, and the size of the test piece is also greatly limited; 2. due to the influence of human factors, certain errors exist in the position, force and angle of the transmitting probe, and detection errors can be caused; 3. the experiment needs cooperation of a plurality of people, is troublesome and has influence on the progress of the experiment; 4. when in measurement, the probe and the test piece are difficult to ensure to be in ideal relative positions, which reduces the experimental precision; 5. the safety of the probe cannot be ensured during measurement, resource waste is easily caused, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a V-transmission type air coupling ultrasonic detection experiment clamp which can clamp probes and test pieces with different sizes, can keep the relative positions of the probes and the test pieces, ensures the precision of the probes, is safe for the probes, can enable the test pieces to be positioned on the same plane, and has the advantages of simple structure, low cost, high flexibility and high adjustability.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a V-transparent air coupling ultrasonic testing experiment clamp comprises a device main body, wherein the device main body at least comprises an upper layer movable support and a middle layer movable support which are arranged in an aligned mode, and four supporting rods vertically penetrating through the upper layer movable support and the middle layer movable support, and the upper layer movable support and the middle layer movable support are respectively movably connected with the supporting rods; the top of the upper-layer movable support is connected with a clamp through an angle adjuster, and the middle of the upper-layer movable support is hollowed; the middle part of the middle-layer movable support is provided with a supporting component.
Furthermore, the support rod is provided with scales.
Furthermore, the support rod body is provided with threads, and the upper-layer movable support and the middle-layer movable support are connected with the support rod through bolts.
Furthermore, the device also comprises a lower layer movable bracket connected with the bottom of the support rod body through a bolt.
Further, the supporting component comprises a hanging tray and a hanging rail support, the hanging rail support is connected with the middle-layer movable support, and the hanging tray is connected with the hanging rail support.
Further, the angle regulator is a visible angle dial lifting lug.
Furthermore, an anti-slip rubber pad is arranged on the inner side of the clamp chuck.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model is convenient for transportation and storage, can be operated and used by one person, is simple and easy to operate, has low manufacturing cost, is suitable for probes and test pieces with different sizes, can well detect the test pieces by utilizing an air coupling penetration method, can flexibly adjust the positions of the probes and the tested pieces, ensures the stability of the probes and the test pieces, reduces errors and the number of personnel, and improves the accuracy of air coupling nondestructive detection results.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an upper movable support according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a middle movable support according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a lower movable support according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a jig according to an embodiment of the present invention;
in the figure, 1: a support bar; 2: an upper movable support; 3: the middle layer can be used as a movable bracket; 4: a lower movable support; 5: a hanging tray; 6: a hanging rail bracket; 7: a clamp; 8: a dial lifting lug with a visible angle; 9: anti-skid rubber pad.
Detailed Description
To facilitate understanding and application of the present invention to those of ordinary skill in the art, the present invention will be described in further detail with reference to the accompanying drawings and examples, it being understood that the examples described herein are for purposes of illustration and explanation only and are not intended to be limiting.
The technical scheme of the utility model is as follows: a V-transparent air coupling ultrasonic testing experiment clamp is shown in figures 1-3 and comprises a device main body, wherein the device main body at least comprises an upper layer movable support 2 and a middle layer movable support 3 which are arranged in an aligned mode, and four support rods 1 vertically penetrating through the upper layer movable support 2 and the middle layer movable support 3, and the upper layer movable support 2 and the middle layer movable support 3 are respectively movably connected with the support rods 1; the top of the upper-layer movable support 2 is connected with a clamp 7 through an angle adjuster, and the middle of the upper-layer movable support 2 is hollow; the middle part of the middle-layer movable support 3 is provided with a supporting component.
Furthermore, the support rod 1 is provided with scales.
Furthermore, a rod body of the support rod 1 is provided with threads, and the upper-layer movable support 2 and the middle-layer movable support 3 are connected with the support rod 1 through bolts.
Furthermore, as shown in fig. 4, the device further comprises a lower movable support 4 bolted to the bottom of the rod body of the support rod 1.
Further, the supporting component comprises a hanging tray 5 and a hanging rail support 6, the hanging rail support 6 is connected with the middle-layer movable support 3, and the hanging tray 5 is connected with the hanging rail support 6.
Further, the angle regulator is a visible angle dial lifting lug 8.
Further, as shown in fig. 5, the inner side of the chuck of the clamp 7 is provided with an anti-skid rubber pad 9.
The scales on the support rod 1 with the scales can well ensure that each layer of movable support is arranged on the same horizontal plane, the precision of the movable support is ensured, the movable support is fixed by nuts with the same type, the relative distance of each layer of movable support can be adjusted according to the sizes of the receiving probe, the transmitting probe and the test piece, and the movable support can be adjusted in a quantized mode due to the scales; the hanging buckles of the track support are in a shape of Chinese character 'ji', so that the track support is stable, the precision is ensured, the mutual distance between the track supports can be adjusted according to the requirement, the two sides of the track support are symmetrical, only one degree of freedom can be ensured, the accuracy of the experiment can be improved, the middle of the track support is also in a shape of Chinese character 'kou', and other parts can be conveniently hung, leaned and embedded; the probe clamp is similar to a human tiger's mouth joint, has good clamping force and is convenient for fixing the probe, a threaded rod penetrates through the center of the clamp, the tail end of the threaded rod is connected with two small supporting rods and is used for pulling two clamp walls, and the opening, closing and force of the clamp walls are fixedly adjusted through two nuts, so that the clamp 7 has a larger arm spread and is convenient for clamping probes of different models, an arc-shaped anti-skidding rubber pad 9 is arranged at the front end of each clamp wall to prevent the probes from being damaged when contacting with the clamp 7, the friction force can be increased to further ensure the stability of the probes, the relative distance of the whole tentacle clamp can be adjusted through threaded connection, the experimental precision is ensured, and the correctness of experimental results is improved; the hanging tray 5 is in a shape of Chinese character 'ji', is more stable to place, is convenient to hang, lean and adjust and move on the rail bracket, can increase and decrease the quantity of hanging buckles according to the size and the shape of a test piece, and can adjust the mutual distance; each adjustable threaded rod in the middle layer is fixed on the track support through two nuts, and the relative distance between the two track supports is adjusted through rotating the nuts.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, so that the equivalent changes or modifications of the structure, features and principles of the present invention by those skilled in the art should fall within the protection scope of the present invention.
Claims (7)
1. A V-transparent air coupling ultrasonic detection experiment clamp comprises a device main body and is characterized in that the device main body at least comprises an upper layer movable support and a middle layer movable support which are arranged in an aligned mode, and four support rods vertically penetrating through the upper layer movable support and the middle layer movable support, wherein the upper layer movable support and the middle layer movable support are respectively movably connected with the support rods; the top of the upper-layer movable support is connected with a clamp through an angle adjuster, and the middle of the upper-layer movable support is hollowed; the middle part of the middle-layer movable support is provided with a supporting component.
2. The V-pass air-coupled ultrasonic testing jig of claim 1, wherein the support rod is provided with a scale.
3. The V-pass type air coupling ultrasonic testing experiment clamp of claim 1, wherein threads are arranged on the rod body of the supporting rod, and the upper-layer movable support and the middle-layer movable support are connected with the supporting rod through bolts.
4. The V-pass type air coupling ultrasonic testing experiment clamp of claim 3, further comprising a lower layer movable support connected with the bottom of the supporting rod body through bolts.
5. The V-port type air-coupled ultrasonic testing jig of claim 1, wherein the supporting member comprises a hanging tray and a hanging rail bracket, the hanging rail bracket is connected to the middle layer movable bracket, and the hanging tray is connected to the hanging rail bracket.
6. The V-pass air coupling ultrasonic testing jig of claim 1, wherein the angle adjuster is a visual angle dial lifting lug.
7. The V-pass type air coupling ultrasonic testing experiment clamp of claim 1, wherein an anti-skid rubber pad is arranged on the inner side of the clamp chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120830331.3U CN216484794U (en) | 2021-04-22 | 2021-04-22 | V-transparent air coupling ultrasonic detection experiment clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120830331.3U CN216484794U (en) | 2021-04-22 | 2021-04-22 | V-transparent air coupling ultrasonic detection experiment clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216484794U true CN216484794U (en) | 2022-05-10 |
Family
ID=81393608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120830331.3U Active CN216484794U (en) | 2021-04-22 | 2021-04-22 | V-transparent air coupling ultrasonic detection experiment clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216484794U (en) |
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2021
- 2021-04-22 CN CN202120830331.3U patent/CN216484794U/en active Active
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