Ultrasonic flaw detection device

Abstract

The utility model is applicable to the technical field of flaw detection devices, and provides an ultrasonic flaw detection device, which comprises a main body frame and works through an air pump to increase the air pressure in the device so as to extend a telescopic component, and ensures the resistance balance and air tightness among a plurality of sections of telescopic pipes through a damping sealing rubber pad. Through extension of the telescopic assembly, the working range of the equipment is enlarged, a first suction cup and a second suction cup are attached to the column body, the first suction cup and the second suction cup generate negative pressure through work of a negative pressure pump, so that the equipment is adsorbed to the detection column body through negative pressure, and through extension of the telescopic end of an electric hydraulic rod, an ultrasonic detector is in contact with the column body; the cylinder is detected through the ultrasonic detector, and the two winding wheels are unwound and wound through the work of the motor, so that the assembly plate moves on the telescopic assembly, the ultrasonic detector detects different heights of the cylinder, manual handheld detection is not needed, and the detection accuracy is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of flaw detection devices, and in particular relates to an ultrasonic flaw detection device. Background Art

[0002] Before using the pile foundation in the foundation pit of a high-rise building, it is necessary to check whether there are cracks inside. Ultrasonic flaw detection equipment is usually required to detect cracks. Ultrasonic flaw detection is a method of checking part defects by using the characteristics that ultrasonic waves can penetrate deep into the workpiece and reflect at the edge of the interface when entering from one section to another. When the ultrasonic beam is emitted from the surface of the part by the probe to the inside of the workpiece to be tested, a reflected wave will be generated when it encounters the gap at the defect or reaches the bottom of the part. The reflected wave can form a pulse waveform on the control panel screen, and the staff can judge the location and size of the defect based on the pulse waveform.

[0003] After searching, the patent document with the authorization announcement number CN206497078U discloses an ultrasonic flaw detection device, including a base with an ultrasonic probe inside, a clamping seat arranged above the base and a hand-held mechanism connected to the bottom end of the base, the base and the clamping seat are both sleeve structures, the inner wall of the base is provided with a thread, and the outer wall of the clamping seat is provided with an external thread matching the inner wall thread of the base; the clamping seat is open at both ends, the top of the base is open, and the bottom is provided with a cover, the center of the cover is provided with a through hole for ultrasonic probe detection, the top of the ultrasonic probe is connected to a signal line, and the signal line passes through the clamping seat and is connected to an external detection screen. The device has the following problems: when in use, it needs to be manually held for detection, and manual holding can easily cause the device to move, which can easily cause deviations when measuring the waveform of a specific part, resulting in inaccurate measurement results. Utility Model Content

[0004] The utility model provides an ultrasonic flaw detection device, aiming to solve the problem in the prior art that manual hand-holding is required for detection, and manual hand-holding easily causes the device to move, thereby easily causing deviation when measuring the waveform of a specific part, resulting in inaccurate measurement results.

[0005] The utility model is implemented as follows: an ultrasonic flaw detection device comprises a main frame, the upper surface of the main frame is connected to a telescopic component, and the upper surface of the telescopic component is connected to an equipment plate, the outer wall of the equipment plate is provided with a second suction cup, and the outer wall of the main frame is provided with a first suction cup, the interior of the equipment plate and the interior of the main frame are respectively provided with negative pressure pumps, and the two negative pressure pumps are respectively connected to the first suction cup and the second suction cup, the interior of the main frame is provided with an air pump, and the inner wall of the main frame is fixedly connected to an air pressure sensor, and the outer wall of the main frame is fixedly connected to a controller. The telescopic component is composed of a plurality of telescopic tubes, and there is a gap between the adjacent telescopic tubes. A sliding connection is provided, and a damping sealing rubber pad is fixedly connected to the outer wall of the telescopic tube, an assembly plate is provided on the outer wall of the telescopic assembly, and an equipment slot is provided on the outer wall of the assembly plate, an electric hydraulic rod is fixedly connected to the inner wall of the equipment slot, and an ultrasonic detector is fixedly connected to the telescopic end of the electric hydraulic rod, a motor is provided inside the assembly plate, and a winding wheel is fixedly connected to the output end of the motor, one end of a connecting rope is wound on the outer wall of the winding wheel, and two motors are provided, and the other ends of the two connecting ropes are respectively connected to the equipment plate and the main frame, and the electric hydraulic rod, the motor, the negative pressure pump, the air pressure sensor and the air pump are electrically connected to the controller.

[0006] Preferably, a handle is provided on the outer wall of the main frame.

[0007] Preferably, an outer wall of the main frame is provided with a receiving groove, and the handle is hinged to the inner wall of the receiving groove.

[0008] Preferably, a notch is formed on the outer wall of the main frame, and the notch is communicated with the accommodating groove.

[0009] Preferably, a rubber pad is provided on the outside of the handle.

[0010] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0011] The electric hydraulic rod, motor, negative pressure pump, air pressure sensor, air pump and controller are started and stopped by operating the controller; the air pump is operated to increase the air pressure in the equipment, thereby extending the telescopic assembly; the damping sealing rubber pad ensures the resistance balance and air tightness between the multi-section telescopic tubes; the extension of the telescopic assembly increases the working range of the equipment, fits the first suction cup and the second suction cup to the column; the negative pressure pump is operated to generate negative pressure in the first suction cup and the second suction cup so that the equipment is negatively adsorbed on the detection column; the extension of the telescopic end of the electric hydraulic rod brings the ultrasonic detector into contact with the column, and the column is detected by the ultrasonic detector; the motor is operated to unwind and reel the two winding wheels, thereby moving the assembly plate on the telescopic assembly, and the ultrasonic detector detects different heights of the column; no manual hand-held detection is required, thereby improving the accuracy of the detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 It is a front cross-sectional structural schematic diagram of the utility model;

[0014] Figure 3 It is a schematic diagram of the cross-sectional structure of the assembly plate of the utility model;

[0015] In the figure: 1. main frame; 2. telescopic assembly; 201. damping sealing rubber pad; 3. air pump; 4. first suction cup; 5. equipment plate; 6. second suction cup; 7. air pressure sensor; 8. controller; 9. assembly plate; 10. equipment slot; 11. electric hydraulic rod; 12. ultrasonic detector; 13. motor; 14. reel; 15. connecting rope; 16. handle; 17. notch. DETAILED DESCRIPTION

[0016] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0017] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0018] The utility model provides an ultrasonic flaw detection device, such as Figure 1-3 As shown, it includes a main frame 1, the upper surface of the main frame 1 is connected to a telescopic component 2, and the upper surface of the telescopic component 2 is connected to a device plate 5, the outer wall of the device plate 5 is provided with a second suction cup 6, and the outer wall of the main frame 1 is provided with a first suction cup 4, the interior of the device plate 5 and the interior of the main frame 1 are respectively provided with negative pressure pumps, and the two negative pressure pumps are respectively connected to the first suction cup 4 and the second suction cup 6, an air pump 3 is provided inside the main frame 1, and the inner wall of the main frame 1 is fixedly connected to an air pressure sensor 7, and the outer wall of the main frame 1 is fixedly connected to a controller 8. The telescopic component 2 is composed of a plurality of telescopic tubes, adjacent telescopic tubes are slidably connected, and the outer wall of the telescopic tube is fixedly connected to a resistance A sealing rubber pad 201 is provided on the outer wall of the telescopic component 2, and an assembly plate 9 is provided on the outer wall of the assembly plate 9. An equipment slot 10 is provided on the inner wall of the equipment slot 10. An electric hydraulic rod 11 is fixedly connected to the inner wall of the equipment slot 10, and an ultrasonic detector 12 is fixedly connected to the telescopic end of the electric hydraulic rod 11. A motor 13 is provided inside the assembly plate 9, and a winding wheel 14 is fixedly connected to the output end of the motor 13. One end of a connecting rope 15 is wound on the outer wall of the winding wheel 14, and two motors 13 are provided. The other ends of the two connecting ropes 15 are respectively connected to the equipment plate 5 and the main frame 1. The electric hydraulic rod 11, the motor 13, the negative pressure pump, the air pressure sensor 7 and the air pump 3 are electrically connected to the controller 8.

[0019] It should be noted that, since the prior art requires manual hand-held detection, manual hand-held detection can easily cause the device to move, which can easily cause deviations when measuring the waveform of a specific part, resulting in inaccurate measurement results. Therefore, in order to solve the problem that the prior art requires manual hand-held detection, manual hand-held detection can easily cause the device to move, which can easily cause deviations when measuring the waveform of a specific part, resulting in inaccurate measurement results, this solution controls the start and stop of the electric hydraulic rod 11, the motor 13, the negative pressure pump, the air pressure sensor 7, the air pump 3 and the controller 8 through the operation of the controller 8, and the air pump 3 works to increase the air pressure in the equipment, thereby extending the telescopic component 2, and the damping sealing rubber The pad 201 ensures the resistance balance and air tightness between the multiple sections of the telescopic tubes. The extension of the telescopic component 2 increases the working range of the equipment, and the first suction cup 4 and the second suction cup 6 are fitted to the column. The negative pressure pump works to make the first suction cup 4 and the second suction cup 6 generate negative pressure so that the equipment is negatively adsorbed on the detection column. The telescopic end of the electric hydraulic rod 11 is extended to make the ultrasonic detector 12 contact with the column, and the column is detected by the ultrasonic detector 12. The motor 13 works to make the two winding wheels 14 unwind and rewind, so that the assembly plate 9 moves on the telescopic component 2, and the ultrasonic detector 12 detects different heights of the column. There is no need for manual hand-held detection, which improves the accuracy of detection.

[0020] In a further preferred embodiment of the present invention, Figure 1 As shown, a handle 16 is provided on the outer wall of the main frame 1 .

[0021] In this embodiment, the handle 16 is used to facilitate personnel to operate the device.

[0022] In a further preferred embodiment of the present invention, Figure 1 As shown, a receiving groove is provided on the outer wall of the main frame 1, and the handle 16 is hinged on the inner wall of the receiving groove.

[0023] In this embodiment, the handle 16 is accommodated in the receiving groove, which reduces the space occupied by the device and improves the portability of the device.

[0024] In a further preferred embodiment of the present invention, Figure 1 As shown, a notch 17 is formed on the outer wall of the main frame 1, and the notch 17 is communicated with the receiving groove.

[0025] In this embodiment, the notch 17 facilitates a person to take out the handle 16 from the receiving groove.

[0026] In a further preferred embodiment of the present invention, Figure 1 As shown, a rubber pad is provided on the outside of the handle 16 .

[0027] In this embodiment, the friction and softness of the outer portion of the handle 16 are improved by the rubber pad.

[0028] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0029] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0030] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0031] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. An ultrasonic flaw detection device, characterized in that: The invention comprises a main frame (1), wherein the upper surface of the main frame (1) is connected to a telescopic component (2), and the upper surface of the telescopic component (2) is connected to a device plate (5), the outer wall of the device plate (5) is provided with a second suction cup (6), and the outer wall of the main frame (1) is provided with a first suction cup (4), the interior of the device plate (5) and the interior of the main frame (1) are respectively provided with negative pressure pumps, and the two negative pressure pumps are respectively connected to the first suction cup (4) and the second suction cup (6), an air pump (3) is provided inside the main frame (1), and an air pressure sensor (7) is fixedly connected to the inner wall of the main frame (1), and a controller (8) is fixedly connected to the outer wall of the main frame (1). The telescopic component (2) is composed of a plurality of telescopic tubes, adjacent telescopic tubes are slidably connected, and the outer wall of the telescopic tube is fixedly connected to a damping sealing rubber pad ( 201), the outer wall of the telescopic component (2) is sleeved with an assembly plate (9), and the outer wall of the assembly plate (9) is provided with an equipment slot (10), the inner wall of the equipment slot (10) is fixedly connected with an electric hydraulic rod (11), and the telescopic end of the electric hydraulic rod (11) is fixedly connected with an ultrasonic detector (12), the interior of the assembly plate (9) is provided with a motor (13), and the output end of the motor (13) is fixedly connected with a winding wheel (14), the outer wall of the winding wheel (14) is wound with one end of a connecting rope (15), and two motors (13) are provided, and the other ends of the two connecting ropes (15) are respectively connected to the equipment plate (5) and the main frame (1), and the electric hydraulic rod (11), the motor (13), the negative pressure pump, the air pressure sensor (7) and the air pump (3) are electrically connected to the controller (8).

2. An ultrasonic flaw detection device as claimed in claim 1, characterized in that: The outer wall of the main frame (1) is provided with a handle (16).

3. An ultrasonic flaw detection device as claimed in claim 2, characterized in that: The outer wall of the main frame (1) is provided with a receiving groove, and the handle (16) is hinged to the inner wall of the receiving groove.

4. An ultrasonic flaw detection device as claimed in claim 3, characterized in that: The outer wall of the main frame (1) is provided with a notch (17), and the notch (17) is communicated with the accommodating groove.

5. An ultrasonic flaw detection device as claimed in claim 2, characterized in that: A rubber pad is arranged outside the handle (16).

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