Unmanned aerial vehicle flaw detection device

Abstract

The utility model provides an unmanned aerial vehicle flaw detection device which comprises an unmanned aerial vehicle body, a flaw detector body, a mounting plate, a sliding element, a rotating element and a lifting element, the mounting plate is fixedly arranged at the bottom of the unmanned aerial vehicle body, a sliding rail is arranged at the top of the mounting plate, the sliding element is arranged on the sliding rail, and the rotating element is arranged on the sliding rail. The lifting element is fixedly arranged at one end of the sliding element, the rotating element is fixedly arranged at the output end of the lifting element, the rotating element is connected with the flaw detector body through a steering gear, and a pulsed eddy current probe and an electromagnetic ultrasonic probe are integrated on the flaw detector body at the same time. The pulsed eddy current probe and the electromagnetic ultrasonic probe are connected with the unmanned aerial vehicle body through wireless data transmission, and the sliding element, the rotating element, the lifting element, the pulsed eddy current probe and the electromagnetic ultrasonic probe are remotely controlled through a controller.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicle flaw detection, in particular to an unmanned aerial vehicle flaw detection device. Background Art

[0002] With the development of industry and the needs of production and life, more and more devices and structures have appeared in the sky. The measurement of structural and material defects in the sky is crucial to ensure the safety of engineering structures such as buildings, bridges, and aircraft. The existence of structural and material defects may cause damage or failure of the structure, so timely and accurate measurements can help find problems and take appropriate repair measures. Timely measurement is not only conducive to safety assessment: by detecting structural and material defects, its impact on structural strength and stability can be evaluated, providing a basis for the safety of engineering structures; it is also used for preventive maintenance: regular measurements can detect problems early, take maintenance measures in time, and avoid further damage or failure; it is also conducive to cost savings: through accurate measurements, it can help determine the scope and cost of repair measures and avoid unnecessary maintenance costs.

[0003] The commonly used measurement methods include: 1. Visual inspection: Engineers or professionals directly observe and inspect the surface of the structure to find obvious structural and material defects such as cracks and corrosion. 2. Non-destructive testing (NDT): Use various technical means, such as ultrasound, X-ray, magnetic particle testing, etc., to inspect the structure to find internal defects or damage. 3. Vibration monitoring: Use sensors and data acquisition systems to measure the vibration characteristics of the structure to evaluate the stability and health of the structure.

[0004] In addition, there is now a use of drones equipped with different probes for measurement. The measurement objects are generally buildings and engineering structures, such as pipelines, walls, etc. Drones are used for high-altitude photography to obtain building image data for building monitoring as well as for monitoring and evaluation of engineering structures such as bridges, large equipment, and transmission lines.

[0005] However, the flaw detection devices currently carried on drones still have problems such as low flexibility and weak protection for the flaw detection devices. Utility Model Content

[0006] The purpose of the utility model is to provide a drone flaw detection device to solve the problems raised in the above-mentioned background technology.

[0007] The utility model is realized through the following technical scheme: it comprises an unmanned aerial vehicle body, a flaw detector body, a mounting plate, a sliding element, a rotating element and a lifting element, the mounting plate is fixedly arranged at the bottom of the unmanned aerial vehicle body, a slide rail is arranged at the top of the mounting plate, the sliding element is arranged on the slide rail, the lifting element is fixedly arranged at one end of the sliding element, the rotating element is fixedly arranged at the output end of the lifting element, the rotating element is connected to the flaw detector body through a steering gear, a pulse eddy current probe and an electromagnetic ultrasonic probe are integrated on the flaw detector body at the same time, the pulse eddy current probe and the electromagnetic ultrasonic probe are connected to the unmanned aerial vehicle body through wireless data transmission, and the sliding element, the rotating element, the lifting element, the pulse eddy current probe and the electromagnetic ultrasonic probe are all remotely controlled by a controller.

[0008] Preferably, the sliding element specifically includes a linear motor.

[0009] Preferably, the rotating element specifically includes a rotating motor.

[0010] Preferably, the lifting element specifically comprises an electric telescopic rod.

[0011] Preferably, a protective shell is provided on the rear half of the mounting plate.

[0012] Preferably, a plurality of shock-absorbing springs are provided on the rear side of the protective shell, and a protective pad is provided on the shock-absorbing spring.

[0013] Compared with the prior art, the beneficial effects achieved by the utility model are as follows:

[0014] The utility model provides an unmanned aerial vehicle flaw detection device, which improves the flexibility and adaptability of the flaw detection device through the mutual cooperation between sliding elements, lifting elements and rotating elements; and the flaw detector body also integrates a pulse eddy current probe and an electromagnetic ultrasonic probe, thereby realizing the comprehensive application of multiple detection methods and improving the accuracy and reliability of detection; at the same time, wireless data transmission is adopted to realize real-time data transmission and remote control. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only preferred embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 This is a structural diagram of an unmanned aerial vehicle flaw detection device provided by the utility model.

[0017] Figure 2 for Figure 1A is a magnified schematic diagram of the structure.

[0018] Figure 3 Schematic diagram of the internal structure of the protective shell.

[0019] In the figure, 1 is the drone body, 2 is the mounting plate, 3 is the slide rail, 4 is the sliding element, 5 is the lifting element, 6 is the rotating element, 7 is the flaw detector body, 8 is the pulse eddy current probe, 9 is the electromagnetic ultrasonic probe, 10 is the protective shell, 11 is the shock-absorbing spring, and 12 is the protective pad. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the present invention more obvious, the exemplary embodiments according to the present invention will be described in detail with reference to the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments of the present invention, and it should be understood that the present invention is not limited to the exemplary embodiments described herein. Based on the embodiments of the present invention described in the present invention, all other embodiments obtained by those skilled in the art without creative work should fall within the protection scope of the present invention.

[0021] In the following description, a large number of specific details are provided to provide a more thorough understanding of the present invention. However, it is apparent to those skilled in the art that the present invention can be implemented without one or more of these details. In other examples, in order to avoid confusion with the present invention, some technical features well known in the art are not described.

[0022] It should be understood that the present invention can be implemented in different forms and should not be interpreted as limited to the embodiments set forth herein. On the contrary, these embodiments are provided to make the disclosure thorough and complete and to fully convey the scope of the present invention to those skilled in the art.

[0023] The purpose of the terms used herein is only to describe specific embodiments and is not intended to be limiting of the present invention. When used herein, the singular forms "one", "an" and "said / the" are also intended to include plural forms, unless the context clearly indicates otherwise. It should also be understood that the terms "consisting of" and / or "comprising", when used in this specification, determine the presence of the features, integers, steps, operations, elements and / or parts, but do not exclude the presence or addition of one or more other features, integers, steps, operations, elements, parts and / or groups. When used herein, the term "and / or" includes any and all combinations of the relevant listed items.

[0024] In order to fully understand the present invention, a detailed structure will be proposed in the following description to illustrate the technical solution proposed by the present invention. The optional embodiments of the present invention are described in detail as follows, but in addition to these detailed descriptions, the present invention may also have other implementations.

[0025] See also Figure 1 and Figure 2 A UAV flaw detection device comprises a UAV body 1, a flaw detector body 7, a mounting plate 2, a sliding element 4, a rotating element 6 and a lifting element 5. The mounting plate 2 is fixedly arranged at the bottom of the UAV body 1, a slide rail 3 is arranged at the top of the mounting plate 2, the sliding element 4 is arranged on the slide rail 3, the lifting element 5 is fixedly arranged at one end of the sliding element 4, the rotating element 6 is fixedly arranged at the output end of the lifting element 5, the rotating element 6 is connected to the flaw detector body 7 through a steering gear, a pulsed eddy current probe 8 and an electromagnetic ultrasonic probe 9 are integrated on the flaw detector body 7, the pulsed eddy current probe 8 and the electromagnetic ultrasonic probe 9 are connected to the UAV body 1 through wireless data transmission, and the sliding element 4, the rotating element 6, the lifting element 5, the pulsed eddy current probe 8 and the electromagnetic ultrasonic probe 9 are all remotely controlled by a controller.

[0026] Exemplarily, the utility model provides a drone flaw detection device, and its working principle is as follows: First, the device remotely controls the sliding element 4 to slide back and forth on the slide rail 3 of the mounting plate 2, so that the flaw detector can slide and scan along a certain direction to expand the detection range. Secondly, by remotely controlling the lifting element 5 to realize the lifting of the flaw detector, it can be realized that the flaw detector body 7 is moved down to a position without line of sight obstruction, so that the measurement is more accurate. Furthermore, by remotely controlling the rotating element 6 to realize the rotation of the flaw detector body 7, it can be scanned at all angles in the horizontal direction, improving the accuracy and comprehensiveness of the detection. At the same time, the flaw detector body 7 provided by the utility model integrates a pulse eddy current probe 8 and an electromagnetic ultrasonic probe 9, realizing the comprehensive application of multiple detection methods, and improving the accuracy and reliability of detection. Moreover, the pulse eddy current probe 8 and the electromagnetic ultrasonic probe 9 are connected to the drone body 1 through wireless data transmission to realize data transmission and control, solve the problem of long-distance transmission and reduce the limitations of traditional wired connections.

[0027] Preferably, the sliding element 4 specifically includes a linear motor.

[0028] Exemplarily, the linear motor can move back and forth on the slide rail 3 .

[0029] Preferably, the rotating element 6 specifically includes a rotating motor.

[0030] Exemplarily, the rotating motor can realize the rotation of the flaw detector body 7 at different angles.

[0031] Preferably, the lifting element 5 specifically includes an electric telescopic rod.

[0032] Exemplarily, the electric telescopic rod can move the flaw detector body 7 down to a position where there is no line of sight obstruction, especially the line of sight obstruction of the drone support legs, and then perform flaw detection measurement.

[0033] Preferably, a protective shell 10 is provided on the rear half of the mounting plate 2 .

[0034] Exemplarily, when the flaw detector body 7 completes the flaw detection and measurement work, the protective shell 10 can be remotely controlled to cooperate with the lifting element 5 and the sliding element 4 to move the flaw detector body 7 into the protective shell 10, thereby protecting the flaw detector body 7.

[0035] Preferably, see Figure 3 A plurality of shock absorbing springs 11 are disposed on the rear side of the protective shell 10 , and a protective pad 12 is disposed on the shock absorbing spring 11 .

[0036] Exemplarily, when the flaw detector body 7 moves and retracts back into the protective shell 10, a shock-absorbing spring 11 and a protective pad 12 are provided to prevent the flaw detector body 7 from directly colliding with the protective shell 10 due to excessive movement, and the shock-absorbing spring 11 plays a buffering role.

[0037] It should be noted that the controller, linear motor, electric telescopic rod and rotary motor used in the above embodiments are all conventional electronic components of technicians in this field. Their specific connection circuits and how to select specific models are common knowledge of technicians in this field, and the above embodiments will not be elaborated in detail.

[0038] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of protection of the present invention.

Claims

1. A drone flaw detection device, characterized in that: It includes a drone body, a flaw detector body, a mounting plate, a sliding element, a rotating element and a lifting element. The mounting plate is fixedly provided at the bottom of the drone body, a slide rail is provided on the top of the mounting plate, the sliding element is provided on the slide rail, the lifting element is fixedly provided at one end of the sliding element, the rotating element is fixedly provided at the output end of the lifting element, the rotating element is connected to the flaw detector body through a steering gear, a pulsed eddy current probe and an electromagnetic ultrasonic probe are integrated on the flaw detector body at the same time, the pulsed eddy current probe and the electromagnetic ultrasonic probe are connected to the drone body through wireless data transmission, and the sliding element, the rotating element, the lifting element, the pulsed eddy current probe and the electromagnetic ultrasonic probe are all remotely controlled by a controller.

2. The unmanned aerial vehicle flaw detection device according to claim 1, characterized in that: The sliding element specifically comprises a linear motor.

3. The unmanned aerial vehicle flaw detection device according to claim 1, characterized in that: The rotating element specifically includes a rotating electric machine.

4. The unmanned aerial vehicle flaw detection device according to claim 1, characterized in that: The lifting element specifically comprises an electric telescopic rod.

5. The unmanned aerial vehicle flaw detection device according to claim 1, characterized in that: The rear half of the mounting plate is provided with a protective shell.

6. The unmanned aerial vehicle flaw detection device according to claim 5, characterized in that: A plurality of shock absorbing springs are arranged on the rear side surface of the protective shell, and a protective pad is arranged on the shock absorbing spring.

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