Eddy current sensor measuring tool

Abstract

The utility model belongs to the technical field of eddy current transducers, and particularly relates to an eddy current transducer measuring tool which comprises an eddy current transducer body, a fixing base is arranged below the eddy current transducer body, a fixing frame is movably arranged on the surface of the fixing base, and the fixing frame is perpendicular to the fixing base. An inserting groove is formed in the surface of the fixing frame in a penetrating mode, a lower clamping base is arranged at the bottom of an inner cavity of the inserting groove, an upper clamping base is movably arranged at the top of the inner cavity of the inserting groove, the lower clamping base and the upper clamping base are spliced into a circular structure, the eddy current sensor body is inserted into the inner cavity of the circular structure, and a telescopic support is installed on the surface of one side of the fixing frame through bolts. The eddy-current sensor body can be quickly fixed, so that the measuring and detecting efficiency of the eddy-current sensor body is improved, meanwhile, the rubber guide wheel is always tightly attached to the surface of a detected object, the distance between the end of the eddy-current sensor body and the surface of the detected object is always the same, and the measuring accuracy of the eddy-current sensor body can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of eddy current sensors, in particular to an eddy current sensor measuring tool. Background Art

[0002] The eddy current sensor works based on the eddy current effect, that is, it uses a metal conductor placed in a changing magnetic field to generate an induced current, thereby forming self-closed eddy current lines in the metal body. This phenomenon is called the eddy current effect. The eddy current sensor is a non-contact linear measurement tool. It is widely used in the power, petroleum, chemical, metallurgy and other industries to measure the radial vibration, axial displacement, phase detector, shaft speed, etc. of the shaft; through patent search, it was found that the publication number: CN219201895U discloses an eddy current sensor measurement tooling, which can effectively improve the measurement accuracy of the eddy current sensor, simplify the device structure, and improve the stability of the overall system.

[0003] Publication No.: CN219201895U. The disclosed eddy current sensor measuring tool is not convenient for quick disassembly and assembly of the eddy current sensor during use, thereby affecting the measurement and detection efficiency of the eddy current sensor. At the same time, when the surface of the detected object is uneven, the distance between the surface of the detected object and the eddy current sensor changes, which will affect the measurement accuracy of the eddy current sensor. Utility Model Content

[0004] In order to solve the technical problems existing in the background technology, the utility model proposes an eddy current sensor measuring tool, which can realize the rapid fixation of the eddy current sensor body, thereby improving the measurement and detection efficiency of the eddy current sensor body. At the same time, the rubber guide wheel is always in close contact with the surface of the detection object, so that the distance between the end of the eddy current sensor body and the surface of the detection object is always the same, which can improve the measurement accuracy of the eddy current sensor body to solve the problems raised in the background technology.

[0005] In order to solve the above technical problems, the utility model provides an eddy current sensor measuring tool, including an eddy current sensor body, a fixed base is provided below the eddy current sensor body, a fixed frame is movably provided on the surface of the fixed base, the fixed frame and the fixed base are perpendicular to each other, a plug-in slot is penetrated on the surface of the fixed frame, a lower clamping seat is provided at the bottom of the inner cavity of the plug-in slot, an upper clamping seat is movably provided at the top of the inner cavity of the plug-in slot, the lower clamping seat and the upper clamping seat are spliced ​​into a circular structure, and the eddy current sensor body is plugged into the inner cavity of the circular structure;

[0006] A telescopic bracket is installed on one side surface of the fixing frame through bolts, and a rubber guide wheel is rotatably provided at the end of the telescopic bracket.

[0007] Preferably, lifting guide grooves are formed through the surfaces of both ends of the fixing frame at positions corresponding to the plug-in slots, and the lifting guide grooves are perpendicular to the plug-in slots.

[0008] Preferably, a lifting handle is integrally formed on the upper surface of the upper clamping seat, and lifting guide grooves extend from both ends of the lifting handle.

[0009] Preferably, a plurality of groups of support springs are equidistantly provided on the upper surface of the lifting handle, and the tops of the support springs are respectively in contact with the top surface of the inner cavity of the lifting guide groove.

[0010] Preferably, a guide groove is provided in the middle of the upper surface of the fixed base, and a guide seat is integrally formed on the lower surface of the fixed frame, and the guide seat is slidably connected to the guide groove.

[0011] Preferably, a guide rod is provided in the inner cavity of the guide groove, and the guide rod is plugged into the guide seat.

[0012] Preferably, a buffer spring is sleeved on the surface of one end of the guide rod away from the telescopic bracket, and a rubber shock-absorbing pad is installed at the connection between the end of the telescopic bracket and the rubber guide wheel.

[0013] The above technical solution of the utility model has the following beneficial technical effects:

[0014] 1. The utility model places the eddy current sensor body in the inner cavity of the lower clamp seat, and applies a downward thrust to the lifting handle through the support spring, so that the upper clamp seat can be lowered. The upper clamp seat and the lower clamp seat form a circular structure, thereby realizing the rapid fixation of the eddy current sensor body, thereby improving the measurement and detection efficiency of the eddy current sensor body.

[0015] 2. In the utility model, the rubber guide wheel abuts against the surface of the detected object. When the surface of the detected object is convex or concave, a certain force is applied to the fixed frame by the telescopic bracket or the buffer spring to the fixed frame, so that the rubber guide wheel can always be closely attached to the surface of the detected object, so that the distance between the end of the eddy current sensor body and the surface of the detected object is always the same, which can improve the measurement accuracy of the eddy current sensor body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of an eddy current sensor measuring tooling of the utility model;

[0017] Figure 2 This is a schematic structural diagram of another viewing angle of an eddy current sensor measuring tooling of the utility model;

[0018] Figure 3 This is a schematic diagram of the clamping seat structure of an eddy current sensor measuring tooling of the utility model;

[0019] Figure 4 The utility model is a schematic diagram of the cross-sectional structure of an eddy current sensor measuring tooling.

[0020] Description of reference numerals:

[0021] 1. Eddy current sensor body; 2. Fixed base; 3. Fixed frame; 4. Plug-in slot; 5. Lower clamp seat; 6. Upper clamp seat; 7. Lifting handle; 8. Lifting guide slot; 9. Support spring; 10. Telescopic bracket; 11. Rubber shock-absorbing pad; 12. Rubber guide wheel; 13. Guide slot; 14. Guide rod; 15. Buffer spring; 16. Guide seat. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0023] like Figure 1-4 As shown, the utility model proposes an eddy current sensor measuring tool, including an eddy current sensor body 1, a fixed base 2 is provided below the eddy current sensor body 1, a fixed frame 3 is movably provided on the surface of the fixed base 2, the fixed frame 3 and the fixed base 2 are perpendicular to each other, a plug-in slot 4 is penetrated on the surface of the fixed frame 3, a lower clamping seat 5 is provided at the bottom of the inner cavity of the plug-in slot 4, an upper clamping seat 6 is movably provided at the top of the inner cavity of the plug-in slot 4, the lower clamping seat 5 and the upper clamping seat 6 are spliced ​​into a circular structure, and the eddy current sensor body 1 is plugged into the inner cavity of the circular structure;

[0024] A lifting guide groove 8 is formed through the surfaces of both ends of the fixing frame 3 at positions corresponding to the positions of the plug-in groove 4. The lifting guide groove 8 and the plug-in groove 4 are perpendicular to each other. A lifting handle 7 is integrally formed on the upper surface of the upper clamping seat 6. The lifting guide groove 8 extends from both ends of the lifting handle 7. A plurality of groups of supporting springs 9 are equidistantly provided on the upper surface of the lifting handle 7. The tops of the supporting springs 9 are respectively in contact with the top surfaces of the inner cavities of the lifting guide grooves 8.

[0025] It should be noted that the fixed base 2 is fixed in combination with the fixing bolts. By lifting the lifting handle 7 at both ends, the upper clamp seat 6 can be separated from the lower clamp seat 5, and the eddy current sensor body 1 is placed in the inner cavity of the lower clamp seat 5. The lifting handle 7 is pushed downward by the support spring 9 to make the upper clamp seat 6 descend. The upper clamp seat 6 and the lower clamp seat 5 form a circular structure, thereby realizing the rapid fixation of the eddy current sensor body 1.

[0026] In this embodiment, if Figure 3 and Figure 4As shown, a telescopic bracket 10 is installed on one side surface of the fixing frame 3 by bolts, a rubber guide wheel 12 is rotatably provided at the end of the telescopic bracket 10, a guide groove 13 is opened in the middle of the upper surface of the fixing base 2, and a guide seat 16 is integrally formed on the lower surface of the fixing frame 3, the guide seat 16 is slidably connected to the guide groove 13, a guide rod 14 is provided in the inner cavity of the guide groove 13, the guide rod 14 is plugged into the guide seat 16, a buffer spring 15 is sleeved on the surface of one end of the guide rod 14 away from the telescopic bracket 10, and a rubber shock-absorbing pad 11 is installed at the connection between the end of the telescopic bracket 10 and the rubber guide wheel 12.

[0027] It should be noted that the guide groove 13, the guide rod 14 and the guide seat 16 can be matched to guide the movement of the fixed frame 3 relative to the fixed base 2. By adjusting the length of the telescopic bracket 10, the rubber guide wheel 12 at its end can be abutted against the surface of the detected object, and the rubber guide wheel 12 can rotate with the movement of the detected object. When the surface of the detected object is convex or concave, the telescopic bracket 10 or the buffer spring 15 applies a certain force to the fixed frame 3 or the fixed frame 3, so that the rubber guide wheel 12 is always in close contact with the surface of the detected object. The length of the telescopic bracket 10 is fixed, so that during detection, the distance between the end of the eddy current sensor body 1 and the surface of the detected object is always the same, which can improve the measurement accuracy of the eddy current sensor body 1. The rubber shock-absorbing pad 11 and the rubber guide wheel 12 can absorb small vibrations and improve the stability of the eddy current sensor body 1 during operation.

[0028] The working principle and use process of the utility model are as follows: the fixed base 2 is fixed by matching with the fixing bolts, and the lifting handle 7 is lifted at both ends to separate the upper clamping seat 6 from the lower clamping seat 5, and the eddy current sensor body 1 is placed in the inner cavity of the lower clamping seat 5. The lifting handle 7 is pushed downward by the support spring 9 to make the upper clamping seat 6 drop. The upper clamping seat 6 and the lower clamping seat 5 form a circular structure, thereby realizing the rapid fixation of the eddy current sensor body 1. By adjusting the length of the telescopic bracket 10, the rubber guide wheel 12 at the end thereof can abut against the surface of the detected object, and the rubber guide wheel 12 can It rotates along with the movement of the detected object. When the surface of the detected object is convex or concave, a certain force is applied to the fixed frame 3 by the telescopic bracket 10 or the buffer spring 15 to the fixed frame 3, so that the rubber guide wheel 12 can always be in close contact with the surface of the detected object. The length of the telescopic bracket 10 is fixed, so that during detection, the distance between the end of the eddy current sensor body 1 and the surface of the detected object is always the same, which can improve the measurement accuracy of the eddy current sensor body 1. The rubber shock-absorbing pad 11 and the rubber guide wheel 12 can absorb small vibrations in combination, which can improve the stability of the eddy current sensor body 1 during operation.

[0029] It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims or the equivalent forms of such scope and boundaries.

Claims

1. An eddy current sensor measuring tool, characterized in that: The invention comprises an eddy current sensor body (1), a fixed base (2) is provided below the eddy current sensor body (1), a fixed frame (3) is movably provided on the surface of the fixed base (2), the fixed frame (3) and the fixed base (2) are perpendicular to each other, a plug-in slot (4) is provided through the surface of the fixed frame (3), a lower clamping seat (5) is provided at the bottom of the inner cavity of the plug-in slot (4), an upper clamping seat (6) is movably provided at the top of the inner cavity of the plug-in slot (4), the lower clamping seat (5) and the upper clamping seat (6) are spliced ​​into a circular structure, and the eddy current sensor body (1) is plugged into the inner cavity of the circular structure; A telescopic bracket (10) is mounted on one side surface of the fixing frame (3), and a rubber guide wheel (12) is rotatably provided at the end of the telescopic bracket (10).

2. The eddy current sensor measuring tool according to claim 1, characterized in that: Lifting guide grooves (8) are provided through the surfaces of both ends of the fixing frame (3) at positions corresponding to the plug-in slots (4), and the lifting guide grooves (8) and the plug-in slots (4) are perpendicular to each other.

3. The eddy current sensor measuring tool according to claim 2, characterized in that: A lifting handle (7) is integrally formed on the upper surface of the upper clamping seat (6).

4. The eddy current sensor measuring tool according to claim 3, characterized in that: Lifting guide grooves (8) extend from both ends of the lifting handle (7).

5. The eddy current sensor measuring tool according to claim 3, characterized in that: A plurality of groups of support springs (9) are equidistantly arranged on the upper surface of the lifting handle (7), and the tops of the support springs (9) respectively abut against the top surface of the inner cavity of the lifting guide groove (8).

6. The eddy current sensor measuring tool according to claim 1, characterized in that: A guide groove (13) is provided in the middle of the upper surface of the fixed base (2), and a guide seat (16) is integrally formed on the lower surface of the fixed frame (3), and the guide seat (16) is slidably connected to the guide groove (13).

7. The eddy current sensor measuring tool according to claim 6, characterized in that: A guide rod (14) is provided in the inner cavity of the guide groove (13), and the guide rod (14) is plugged into a guide seat (16).

8. The eddy current sensor measuring tool according to claim 7, characterized in that: A buffer spring (15) is sleeved on the surface of one end of the guide rod (14) away from the telescopic bracket (10).

9. The eddy current sensor measuring tool according to claim 1, characterized in that: A rubber shock-absorbing pad (11) is installed at the connection between the end of the telescopic bracket (10) and the rubber guide wheel (12).

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