Electromagnetic ultrasonic handheld rapid scanning tool

Abstract

The utility model discloses an electromagnetic ultrasonic handheld rapid scanning tool, and belongs to the technical field of thickness gauges. Comprising a barrel shell internally provided with a probe, and the lower portion of the barrel shell is sleeved with a rotating ring; supporting arms which are bent downwards are symmetrically arranged on the two sides of the rotating ring; and rollers are arranged at the end parts of the support arms. The device is simple in structure and powerful in function, and can be quickly disassembled, assembled and replaced on site; the movement of the probe on a detected workpiece is easily realized through the sliding of the roller; operation is convenient, constant-speed scanning can be achieved, and the continuous scanning reliability of the probe is remarkably improved; the distance between the probe and a detected workpiece is adjusted by rotating the threads of the shell, the lift-off degree of the probe is easily adjusted, the operation is convenient, and the function is reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of thickness gauges, in particular to an electromagnetic ultrasonic handheld rapid scanning tool. Background Art

[0002] Non-contact electromagnetic ultrasonic thickness gauge is used to measure the thickness of various metal materials, such as steel and steel alloy tubes / plates / rods, aluminum and aluminum alloy tubes / plates / rods, etc. It has the advantages of no need to grind the surface of the workpiece, no need to use coupling agent, and can penetrate various coatings for thickness measurement. It has been widely used with good results.

[0003] For example, the patent with application number "CN201520448246.5" discloses an ultrasonic thickness gauge, including a host and a probe. The front face of the host is provided with a calibration thickness block, a keyboard and a display area. The top of the host is provided with a transmitting socket and a receiving socket. The transmitting socket and the receiving socket are connected to the probe through a cable. The receiving socket is connected to a sampling module, a power amplifier module, an A / D conversion module, a signal analysis module and a microprocessor in sequence. The patent with application number "CN201520645533.5" discloses an ultrasonic thickness gauge, including a host, a probe, an LED display screen and a calibration block. The LED display screen and the calibration block are arranged on the surface of the host. The calibration block is arranged in a circular shape. A test plug is arranged on one side of the probe. The probe is electrically connected to the test plug. There are two test plugs. The surface of the host is provided with a power button, a sound velocity button and a calibration button. The patent with application number "CN202223583002.7" discloses an ultrasonic thickness gauge with a calibration structure, including an integrated body and an ultrasonic probe, the ultrasonic probe has a detection end face and the detection end face has a transmitting part and a receiving part, the ultrasonic probe is connected to the signal port provided on the body through a cable; a placement groove is provided on the front of the body, a calibration block is provided in the placement groove, and the calibration block is detachably connected to the placement groove.

[0004] The above disclosed technical solutions and the current products on the market are sufficient to achieve normal thickness measurement operations. However, during the inspection, the thickness gauge probe needs to be held and pressed on the workpiece to be inspected; or, it needs to be adsorbed on the workpiece to be inspected by a magnet for operation; which is labor-intensive and laborious. At the same time, for operations that require continuous inspection or operations that require controlling the distance between the probe and the workpiece (controlling the inspection lift-off degree), there are many operational inconveniences that affect the operating efficiency. Utility Model Content

[0005] The utility model aims to solve the above problems in the prior art and proposes an electromagnetic ultrasonic handheld rapid scanning tool.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The electromagnetic ultrasonic handheld rapid scanning tool comprises a cylindrical shell in which a probe is arranged, and a rotating ring is mounted below the cylindrical shell;

[0008] The two sides of the rotating ring are symmetrically provided with downwardly bent supporting arms;

[0009] The end of the support arm is provided with a roller.

[0010] In some embodiments, a sealing cap is threadedly connected to the top end of the cartridge shell.

[0011] An anti-slip strip is arranged around the outer side of the sealing cap.

[0012] In some embodiments, a downward pressing boss is provided on the inner top surface of the sealing cap.

[0013] In some embodiments, a bayonet is provided downwardly at the top of the cartridge shell;

[0014] The connecting seat of the probe is placed in the bayonet.

[0015] In some embodiments, the support arm is composed of two symmetrical clamping arms;

[0016] A main shaft is arranged through the clamping arm, and the roller is sleeved on the main shaft.

[0017] In some embodiments, a plurality of rollers are mounted on the main shaft.

[0018] In some embodiments, the spindle is implemented as a bolt extending through the clamping arm.

[0019] In some embodiments, the cartridge shell is threadably matched with the rotating ring.

[0020] In some embodiments, a tightening screw is provided on the outer side of the rotating ring, which penetrates the rotating ring and contacts the cylinder shell.

[0021] In some embodiments, a knob is fixedly provided on the outer end of the tightening screw;

[0022] A limit plate is arranged at the inner side of the knob.

[0023] Compared with the prior art, the utility model provides an electromagnetic ultrasonic handheld rapid scanning tool, which has the following beneficial effects.

[0024] 1. The utility model has a simple structure and powerful functions. It can realize rapid on-site disassembly and replacement. The probe can be easily moved on the workpiece to be inspected by sliding the roller. It is not only easy to operate and can scan at a uniform speed, but also significantly increases the reliability of continuous scanning of the probe. The distance between the probe and the workpiece to be inspected can be adjusted by rotating the outer shell thread, and the probe lift-off degree can be easily adjusted. It is easy to operate and has reliable functions.

[0025] Other advantages, objectives and features of the present invention will be described in the following description to some extent; and will be apparent to those skilled in the art based on the following examination and study to some extent; or, may be taught from the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of the utility model.

[0027] Figure 2 It is an exploded view of the utility model.

[0028] Figure 3 It is a schematic diagram of the lower structure of the sealing cap.

[0029] Figure 4 This is an exploded view of the roller.

[0030] Figure 5 It is a schematic diagram of the structure of the rotating ring and the supporting arm.

[0031] Figure 6 It is a schematic diagram of the structure of the tightening screw.

[0032] Figure 7 It is a schematic diagram of the side structure of the tightening screw.

[0033] In the figure:

[0034] 1. Probe;

[0035] 2. Cylinder shell; 21. Bayonet;

[0036] 3. Rotating ring;

[0037] 4. Support arm; 41. Clamping arm; 42. Spindle;

[0038] 5. Roller;

[0039] 6. Sealing cap; 61. Anti-slip strip; 62. Pressing boss;

[0040] 7. Tightening screw; 71. Knob; 72. Limit plate. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0042] Reference Figure 1-7The electromagnetic ultrasonic handheld rapid scanning tool comprises a shell 2 in which a probe 1 is arranged. The shell 2 is a cylindrical structure opened at the top and bottom, the probe 1 is installed inside the shell, and a rotating ring 3 is set below the shell 2.

[0043] Meanwhile, downwardly bent support arms 4 are symmetrically arranged on both sides of the rotating ring 3 , and rollers 5 are arranged at the ends of the support arms 4 .

[0044] like Figure 1 As shown; the lower ends of the two arms 4 are lower than the lower end surface of the rotating ring 3, thereby raising the rotating ring 3; the probe 1 passes through the rotating ring 3 and can detect the workpiece without contacting the workpiece.

[0045] When in use, the operator holds the device in hand, and the roller 5 contacts the workpiece; the probe 1 works to perform detection operations; after the detection at one position is completed, the device is slid and moved to perform detection at the next position; the overall movement operation is extremely smooth and smooth; and, not only is the operation convenient and uniform scanning can be achieved, but the reliability of the probe's continuous scanning operation is also greatly improved.

[0046] In some embodiments, the cylindrical shell 2 and the rotating ring 3 are threadedly matched to adjust the overlapping area between the two, thereby controlling the downward depth of the probe 1 to achieve detection operations at different distances from the workpiece; and the adjustment of the lift-off degree is controllable and stable.

[0047] Furthermore, a tightening screw 7 is provided on the outer side of the rotating ring 3, which penetrates the rotating ring 3 and contacts the cylindrical shell 2. The cylindrical shell 2 and the rotating ring 3 after adjustment are locked by the tightening screw 7 to maintain a fixed detection lift-off degree.

[0048] Furthermore, a knob 71 is fixedly provided on the outer end of the tightening screw 7 to facilitate personnel to operate the rotation.

[0049] Furthermore, a limit plate 72 is provided at the inner side of the knob 71 to prevent the tightening screw 7 from being screwed in too tight and damaging the thread of the cylinder shell 2 .

[0050] In some embodiments, a sealing cap 6 is threadedly connected to the top end of the cylinder shell 2 ; correspondingly, an anti-slip strip 61 is arranged around the outer side of the sealing cap 6 .

[0051] Furthermore, a downward pressing boss 62 is provided on the inner top surface of the sealing cap 6 , which contacts the top of the probe 1 , so as to strengthen the stable fixation of the probe 1 .

[0052] When in use, the probe 1 is installed and then the sealing cap 6 is screwed on to fix it; the probe 1 can be replaced according to different use environments.

[0053] In some embodiments, a bayonet 21 is provided downwardly at the top of the cartridge shell 2 .

[0054] like Figure 2 As shown, the bayonet 21 is used to insert the corresponding structure from top to bottom and lock it.

[0055] For example, the connection socket of the probe 1 is placed into the bayonet 21 to facilitate connection with an external device.

[0056] It should be noted that when the probe 1 does not need to be connected to the outside by wire, the control switch and other components of the probe 1 are placed in the bayonet 21 for easy operation.

[0057] In some embodiments, the support arm 4 is composed of two symmetrical clamping arms 41 ; accordingly, a main shaft 42 is arranged through the clamping arm 41 , and the roller 5 is sleeved on the main shaft 42 .

[0058] Preferably, a plurality of rollers 5 are mounted on the main shaft 42; as shown in the figure, four small wheels are mounted on each side.

[0059] It can be understood that the device is often used for inspecting pipelines, and the outer wall of the pipeline is not flat; it is provided with multiple small wheels, some of which are in contact with the pipe wall; compared with a whole large wheel, the sliding is smoother and more labor-saving.

[0060] In some embodiments, the main shaft 42 is implemented as a bolt that passes through the clamping arm 41 .

[0061] like Figure 4 As shown, the end of the bolt is provided with a thread, which is directly connected and fixed to the clamping arm 41.

[0062] The utility model can be used to measure various steel and steel alloy tubes / plates / rods, etc., aluminum and aluminum alloy tubes / plates / rods, and various pipe elbows, tees, etc.; it has a simple structure and powerful functions, and can realize rapid on-site disassembly and replacement; the probe can be easily moved on the workpiece to be inspected by sliding the roller; it is not only easy to operate and can scan at a constant speed, but also significantly increases the reliability of the probe's continuous scanning; the distance between the probe and the workpiece to be measured can be adjusted by rotating the outer shell thread, and the probe lift-off degree can be easily adjusted, and the operation is convenient and the function is reliable.

[0063] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

[0064] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0065] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. Electromagnetic ultrasonic handheld rapid scanning tool, characterized in that: It comprises a cylindrical shell (2) in which a probe (1) is arranged, and a rotating ring (3) is sleeved below the cylindrical shell (2); The rotating ring (3) is symmetrically provided with downwardly bent support arms (4); A roller (5) is provided at the end of the support arm (4).

2. The electromagnetic ultrasonic handheld rapid scanning tool according to claim 1 is characterized in that: A sealing cap (6) is threadedly connected to the top end of the cylindrical shell (2).

3. The electromagnetic ultrasonic handheld rapid scanning tool according to claim 2 is characterized in that: The inner top surface of the sealing cap (6) is provided with a downward pressing boss (62).

4. The electromagnetic ultrasonic handheld rapid scanning tool according to claim 1, characterized in that: A bayonet (21) is provided downwardly at the top of the cylindrical shell (2).

5. The electromagnetic ultrasonic handheld rapid scanning tool according to claim 1, characterized in that: The support arm (4) is composed of two symmetrical clamping arms (41); A main shaft (42) is disposed through the clamping arm (41), and the roller (5) is sleeved on the main shaft (42).

6. The electromagnetic ultrasonic handheld rapid scanning tool according to claim 5, characterized in that: A plurality of rollers (5) are mounted on the main shaft (42).

7. The electromagnetic ultrasonic handheld rapid scanning tool according to claim 5 or 6, characterized in that: The main shaft (42) is provided by a bolt that penetrates the clamping arm (41).

8. The electromagnetic ultrasonic handheld rapid scanning tool according to claim 1, characterized in that: The cylindrical shell (2) is threadably matched with the rotating ring (3).

9. The electromagnetic ultrasonic handheld rapid scanning tool according to claim 8, characterized in that: The outer side of the rotating ring (3) is provided with a tightening screw (7) which penetrates the rotating ring (3) and contacts the cylindrical shell (2).

10. The electromagnetic ultrasonic handheld rapid scanning tool according to claim 9, characterized in that: A knob (71) is fixedly provided on the outer end of the tightening screw (7); A limit plate (72) is provided inside the knob (71).

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