CN218524575U - Visual nondestructive testing analogue probe - Google Patents

Abstract

A visual nondestructive detection analog probe comprises a probe shell, a light absorption body, a light transmission body, a color light emitter, a positioning corner pin shaft and a focusing lens, and can generate a visual beam with variable angle, variable beam diameter and focus in a light transmission test block; the rear end of the light-transmitting body is provided with a concave edge, the bottom of the concave edge is provided with a quarter cylindrical surface structure, the center of the cylindrical surface structure is concentric with the positioning corner pin shaft, the light beam emitted by the color light emitter is ensured to be vertical to the surface of the concave edge, the color light emitter can rotate between 0 and 90 degrees by adjusting the angle of the positioning pin shaft and can be kept to work at any angle, and therefore the probe can meet the capabilities of vertical incidence of an incidence angle and incidence of the light beam with the incidence angle of 0 to 90 degrees; the invention has the advantages that the probe can generate refracted beams with any angle in a detected body, the beam diameter can be adjusted, the focus position can be adjusted, and the phenomena of refraction, reflection, diffusion, scattering and the like of ultrasonic waves in the process of propagating in a workpiece can be completely simulated.

Description

Visual nondestructive testing analogue probe

Technical Field

The invention relates to the technical field of nondestructive testing, in particular to a nondestructive testing simulation head with a visualization function.

Background

In the nondestructive testing technique, ultrasonic testing is widely used as an important testing method. With the wide use of nondestructive testing technology, the technical requirements on nondestructive testing personnel are higher and higher, and the requirements of the nondestructive testing personnel on identifying defects and visually judging the positions of the defects in the testing process and on widely developing the training of the nondestructive testing personnel by large mechanisms and units are met.

At present, the precedent of replacing ultrasonic waves by laser exists in the industry, but the methods in the prior art cannot meet the requirements of generating visible light with any angle change in a workpiece, cannot adjust the beam diameter and the focal distance, cannot well simulate the propagation process of the ultrasonic waves in the workpiece, and cannot reflect the propagation characteristics of the ultrasonic waves in a medium. Therefore, there is a need for a probe that can generate a beam of light at an arbitrary angle in a subject, can adjust the beam diameter and the focal position, and can completely simulate refraction, reflection, diffusion, and scattering of an ultrasonic wave when the ultrasonic wave propagates through a workpiece, thereby maximally restoring the propagation process of the ultrasonic wave.

Disclosure of Invention

In order to overcome the not enough of above-mentioned prior art, the utility model provides a nondestructive test simulation head with visual function can simulate refraction, reflection, diffusion, scattering when the ultrasonic wave propagates in the work piece to furthest's reduction ultrasonic wave propagation, the concrete technical scheme who solves its technical problem is:

the visual nondestructive detection simulation probe comprises a probe shell, a light absorption body, a light transmission body, a color light emitter, a positioning corner pin shaft and a focusing lens, and can generate a visual beam with variable angle, variable beam diameter and focus in a light transmission test block; the rear end of the light-transmitting body is provided with a concave edge, the bottom of the concave edge is provided with a quarter cylindrical surface structure, the center of the cylindrical surface structure is concentric with a light beam emitted by the color light emitter, the light beam is ensured to be vertical to the cylindrical surface structure, the color light emitter can rotate between 0 and 90 degrees by adjusting the angle of the positioning corner pin shaft, and the color light emitter can work at any angle, so that the probe can meet the capabilities of vertical incidence of an incident angle and incidence of the light beam with the incident angle of 0 to 90 degrees; the front end of the color light emitter is provided with a focusing lens, and the effect of adjusting the width of a light beam and the position of a focus is achieved by adjusting the position between the focusing lens and the color light emitter; the light absorber in the probe shell can absorb the scattered light in the probe, so that the main light beam is clearer.

Compared with the prior art, the invention has the advantages that the probe can generate refracted beams with any angle in the detected body, the beam diameter can be adjusted, the focus position can be adjusted, and the phenomena of refraction, reflection, diffusion, scattering and the like of ultrasonic waves in the process of propagating in a workpiece can be completely simulated.

The method is characterized in that a nondestructive testing ultrasonic testing principle and the defect positioning and identification in the testing process are visually displayed through a visual demonstration process, and the refracted light beam of a probe is enabled to visually display the ultrasonic testing principle and the defect path in the testing process through light beam simulation ultrasonic wave emission, so that the defect path is found in the transparent body visualization ultrasonic testing principle.

Drawings

FIG. 1: is a schematic structural diagram of the utility model, wherein,

1. the device comprises a probe shell, 2 light absorption bodies, 3 light transmission bodies, 4 color light emitters, 5 positioning corner pin shafts, 6 focusing lenses.

Detailed Description

The invention is further illustrated with reference to figure 1.

The technical solution of the present invention is implemented by giving detailed embodiments and specific operation procedures, but the scope of the present invention is not limited to the following examples.

The visual nondestructive testing simulation probe can generate a visual beam with variable angle, variable beam diameter and focus inside the light-transmitting test block, and the beam can simulate the characteristics of reflection, refraction, diffraction, scattering, deflection and the like generated when ultrasonic waves are transmitted inside a workpiece.

The visual nondestructive testing analog probe comprises a probe shell 1, a light absorption body 2, a light transmission body 3, a color light emitter 4, a positioning corner pin shaft 5 and a focusing lens 6; the probe shell 1 is arranged into a hexahedron structure with only one transparent plane, and the light beam of the color light emitter 4 reaches the inside of the detection test block through the transparent plane; a light-transmitting body 3 is arranged in the probe shell 1, the light-transmitting body 3 completely covers a transparent plane, a layer of light-absorbing coating made of light-absorbing materials is arranged between the light-transmitting body 3 and the rest of contact surfaces except the transparent plane in contact with the probe shell 1, light beams emitted by a color light emitter 4 can enter a detection test block through the transparent plane, one end of the color light emitter 4 is provided with a focusing lens 6, the color light emitter 4 is connected with the probe shell 1 and the light-transmitting body 3 through a positioning corner pin shaft 5, when the rotation angle of the positioning corner pin shaft 5 is set to be 0-90 degrees, the color light emitter 4 can rotate between 0-90 degrees and can work at any angle by adjusting the angle of the positioning corner pin shaft 5, and therefore the visual detection simulation probe can meet the capability of light beam incidence with the angle of 0-90 degrees;

3 rear ends of light-transmitting body are equipped with the concave edge, and the concave edge bottom sets up to fourth cylinder face structure, and the both sides of cylinder face structure are provided with the planar structure tangent with cylinder face structure respectively, and 5 hearts of cylinder face structure center and location corner round pin axle guarantee the light beam perpendicular to concave edge bottom structure that glory emitter 4 sent, and glory emitter 4 sets up inside light-absorbing body 2, and light-absorbing body 2 satisfies the effect of the inside scattered light of the visual nondestructive test analog probe of absorption and diffuse reflection light, makes the chief ray more clear.

The light beam that the glory emitter 4 produced passes through the concave edge that the transparent body 3 rear end set up, produces 0 to 90 incident beam in transparent body 3, and the light beam is because heterogeneous interface just can produce refraction phenomenon when passing through transparent body 3 and being detected the work piece surface to produce the light beam of different angles in detecting the work piece, simulation ultrasonic wave propagation law and characteristic in the work piece.

The focusing lens 6 is arranged at one end of the color emitter 4, the effect of adjusting the width and the focus position of the light beam is achieved by adjusting the distance between the color emitter 4 and the focusing lens 6, the width and the focal length of the light beam can be adjusted as required in a workpiece, and the phenomena of diffusion, diffraction, reflection and the like during ultrasonic detection are simulated.

The utility model can meet the requirements of simulating ultrasonic detection characteristics and rules, can realize multiple purposes of one probe, and simulates a straight probe when the incident angle of the color light emitter 4 is adjusted to be 0 degree; when the incident angle of the color light emitter 4 is adjusted to be larger than 0 degree, the oblique probe with any angle can be simulated, and the focusing and non-focusing probes can be switched by adjusting the focusing lens 6.

The beneficial effects of the utility model are that can make the refraction light beam that produces arbitrary angle in the examined body through this probe, and beam diameter can adjust, and the focus position can be adjusted, can simulate phenomena such as refraction, reflection, diffusion, scattering when the ultrasonic wave propagates in the work piece completely.

Claims (4)

1. Visual nondestructive test analogue probe, including probe shell (1), the light-absorbing body (2), the printing opacity body (3), various light emitter (4), location corner round pin axle (5) and focusing lens (6), its characterized in that:

the probe shell (1) is arranged to be a hexahedral structure with only one transparent plane, and light beams of the color light emitters (4) reach the interior of the detection test block through the transparent plane; the inside of probe shell (1) is provided with transparent body (3), and transparent body (3) all cover the transparent plane, is provided with the extinction coating of one deck extinction material between the transparent plane other than transparent plane of transparent body (3) and probe shell (1) contact, and the one end of coloured light transmitter (4) is provided with focusing lens (6), and coloured light transmitter (4) are connected with probe shell (1) and transparent body (3) through location corner round pin axle (5).

2. The visual nondestructive testing analog probe of claim 1, wherein the back end of the light-transmitting body (3) is provided with a concave edge, the inner surface of the concave edge is of a quarter cylindrical surface structure, two sides of the cylindrical surface structure are respectively provided with a plane structure tangent to the cylindrical surface structure, the center of the cylindrical surface structure is concentric with the positioning corner pin shaft (5), and the light beam of the color light emitter (4) is ensured to be vertical to the surface of the concave edge.

3. The visual nondestructive testing analog probe of claim 1, wherein the color light emitter (4) is disposed inside the light absorber (2) to absorb the internal scattered light and the diffuse reflected light.

4. The visual nondestructive testing analog probe of claim 1, wherein the rotation angle of the positioning corner pin (5) is set to be 0-90 degrees, the color light emitter (4) is ensured to rotate between 0-90 degrees, and the operation at any angle can be maintained.

Images