On-line lossless eddy current testing device for copper pipe

Abstract

The utility model relates to the technical field of eddy current detection, in particular to a copper pipe online lossless eddy current detection device which comprises a detection probe and a mounting piece, a mounting groove is formed in the mounting piece, two groups of supporting pieces are arranged in the mounting groove of the mounting piece, the detection probe is arranged on the supporting pieces, and an adjusting assembly is arranged on the mounting piece. The adjusting assembly is connected with the two supporting pieces. The supporting assemblies are arranged at the two ends of the two detection probes, and at least one supporting assembly is arranged at each of the two ends of each detection probe; the device can conveniently and quickly adapt to detection of copper pipes with different diameters, and the detection efficiency and accuracy are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of eddy current detection, in particular to an online non-destructive eddy current detection device for copper pipes. Background Art

[0002] With the widespread use of copper tubes in industrial production, especially in the fields of energy transmission, refrigeration and air conditioning, and machinery manufacturing, it is extremely important to ensure the quality and safety of copper tubes. Among the existing non-destructive testing technologies for copper tubes, eddy current testing is widely used in the detection of surface and near-surface defects of copper tubes due to its high efficiency and non-destructive characteristics. However, traditional eddy current testing devices have limitations in adapting to the detection of copper tubes of different diameters, and often require complex adjustment processes or special testing tools to adapt to copper tubes of different specifications, which not only affects the detection efficiency, but also increases the cost of equipment use.

[0003] In addition, in the existing copper tube eddy current testing process, the contact stability between the probe and the copper tube, the position accuracy, and the flow guidance effect of the copper tube passing through the probe directly affect the detection accuracy and reliability. Some devices have complex structures, making it difficult to quickly install and disassemble, and lack flexible fine-tuning functions, which is not conducive to the real-time non-destructive testing needs of copper tubes in online continuous production.

[0004] Therefore, it is necessary to develop a new online nondestructive eddy current testing device for copper tubes, which can easily and quickly adapt to the detection of copper tubes of different diameters and improve the detection efficiency and accuracy. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an online nondestructive eddy current detection device for copper tubes, which can conveniently and quickly adapt to the detection of copper tubes with different diameters and improve the detection efficiency and accuracy.

[0006] As a preference, it includes:

[0007] A detection probe and a mounting piece, wherein a mounting groove is provided on the mounting piece, a flow guide piece is provided in the mounting groove, two groups of support pieces are provided in the mounting groove of the mounting piece, the support piece is supported in the mounting groove of the mounting piece by positioning and sliding of the flow guide piece, a fixing piece is provided at the top of the support piece, a bolt is provided at the threaded hole of the fixing piece, the bolt is used to fix the detection probe on the fixing piece, an adjustment component is provided on the mounting piece, and the adjustment component is connected to the two groups of support pieces;

[0008] The supporting components are arranged at both ends of the two groups of detection probes, and at least one group of supporting components is arranged at each end of the detection probes.

[0009] Further, the adjustment assembly includes two groups of connecting members arranged on the mounting member, the connecting member is coaxially provided with a first gear, the two groups of first gears are meshed and connected, the connecting member is provided with a driving member, the driving member is provided with a driving groove, and the two groups of supporting members are respectively arranged inside the driving groove of the driving member;

[0010] The adjustment component also includes a driving component, which is used to adjust the working angles of the two groups of driving members.

[0011] Preferably, the drive assembly includes a cylinder arranged on the mounting member and a second gear coaxially arranged on the connecting member, and a spur rack is arranged at the output end of the cylinder, and the spur rack is meshingly connected with the two sets of second gears.

[0012] Furthermore, the support assembly includes auxiliary parts arranged at both ends of the detection probe, the auxiliary parts are provided with guide grooves, two sets of guide parts are arranged inside the guide grooves of the auxiliary parts, the guide parts are provided with clamping parts, and the clamping parts are provided with positioning arc grooves;

[0013] The supporting component also includes a control component, which is used to adjust the installation positions of the clamping member and the auxiliary member.

[0014] Preferably, the control assembly includes threaded rods arranged at both ends of the auxiliary member, two groups of threaded rods are respectively matched with a group of guide members, third gears are coaxially arranged on the threaded rods, and the two groups of third gears are meshed and connected.

[0015] Furthermore, a protective member is arranged on the mounting member, and a plurality of groups of long slot holes are arranged on the protective member.

[0016] Preferably, the midpoints of the distances between every two groups of clamping members on the multiple groups of auxiliary members are on the same straight line, and the connecting line of the axes of the positioning arc grooves of the two groups of clamping members coincides with the straight line.

[0017] Furthermore, the two groups of detection probes are symmetrically arranged on both sides of the straight line, and the installation axes of the two groups of detection probes are in the same plane as the straight line.

[0018] Compared with the prior art, the beneficial effects of the utility model are as follows: the guide member is used to limit the moving trajectory of the support member in the mounting groove of the mounting member, the detection probe is connected to the fixing member by bolts for easy disassembly and assembly, the detection probe is supported on the top of the mounting member by the support member, the adaptability of the diameter size of the detection copper tube is increased by the sliding installation of two groups of support members, the two groups of support members drive the position of the detection probe to move synchronously by setting an adjustment mechanism, and the copper tube is guided by the support assembly when passing through the two groups of detection probes for detection, which can conveniently and quickly adapt to the detection of copper tubes of different diameters and improve the detection efficiency and accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the axonometric structure of the utility model;

[0021] Figure 3 It is a rear view structural schematic diagram of the utility model;

[0022] Figure 4 It is a schematic diagram of the structure of the utility model when viewed from above;

[0023] Markings in the attached drawings: 1. detection probe; 2. mounting part; 3. guide part; 4. supporting part; 5. fixing frame; 6. connecting part; 7. first gear; 8. driving part; 9. extending part; 10. cylinder; 11. second gear; 12. spur rack; 13. auxiliary part; 14. guiding part; 15. clamping part; 16. threaded rod; 17. third gear; 18. driven part; 19. adjusting part; 20. positioning part; 21. protective part. DETAILED DESCRIPTION

[0024] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0025] like Figures 1 to 4 As shown, the copper tube online nondestructive eddy current detection device of the utility model comprises:

[0026] A detection probe 1 and a mounting member 2, wherein the mounting member 2 is provided with a mounting groove, a flow guide member 3 is provided in the mounting groove, two groups of support members 4 are provided in the mounting groove of the mounting member 2, the support member 4 is positioned and slidably supported in the mounting groove of the mounting member 2 by the flow guide member 3, a fixing member 5 is provided at the top of the support member 4, a bolt is provided at the threaded hole of the fixing member 5, and the bolt is used to fix the detection probe 1 on the fixing member 5, and an adjustment component is provided on the mounting member 2, and the adjustment component is connected to the two groups of support members 4;

[0027] Support components, support components are arranged at both ends of the two groups of detection probes 1, and at least one group of support components is arranged at both ends of the detection probes 1; the moving trajectory of the support member 4 in the mounting groove of the mounting member 2 is limited by the guide member 3, the detection probe 1 is connected to the fixing member 5 by bolts for easy disassembly and assembly, the detection probe 1 is supported on the top of the mounting member 2 by the support member 4, and the adaptability of the diameter size of the detection copper tube is increased by the sliding installation of the two groups of support members 4, and the two groups of support members 4 are arranged to drive the position of the detection probe 1 to move synchronously by setting an adjustment mechanism, and the copper tube is guided by the support assembly when passing through the two groups of detection probes 1 for detection, which can conveniently and quickly adapt to the detection of copper tubes with different diameters and improve the detection efficiency and accuracy.

[0028] like Figures 1 to 4As shown, as a preferred solution, the adjustment assembly includes two groups of connecting members 6 rotatably arranged on the mounting member 2, the connecting member 6 is coaxially provided with a first gear 7, the two groups of first gears 7 are meshed and connected, the connecting member 6 is provided with a driving member 8, the driving member 8 is provided with a driving groove, the support member 4 is provided with an extension member 9, and the extension member 9 is slidably connected with the driving groove of the driving member 8;

[0029] The adjustment component also includes a driving component, which is used to adjust the working angles of the two groups of driving members 8; the first gear 7 is installed in conjunction with the driving member 8 through the connecting member 6 and is rotatably supported on the mounting member 2, and the two groups of first gears 7 are engaged to enable the two groups of connecting members 6 to drive the driving members 8 to rotate synchronously in the opposite direction, and the extension member 9 is slidably connected to the driving groove of the driving member 8 so that when the angle of the driving member 8 is flipped, the support member 4 drives the working position of the detection probe 1 to move, and the two groups of detection probes 1 are synchronously moved in the opposite direction by the synchronous reverse rotation of the two groups of driving members 8 to improve the efficiency of the spacing adjustment and ensure that the spacing between the two groups of detection probes 1 and the detection copper tube remains consistent.

[0030] like Figures 1 to 4 As shown, as a preferred embodiment, further, the driving assembly includes a cylinder 10 arranged on the mounting member 2 and a second gear 11 coaxially arranged on the connecting member 6, and a spur rack 12 is arranged at the output end of the cylinder 10, and the spur rack 12 is meshed and transmission-connected with the two groups of second gears 11; the spur rack 12 provides moving power through the cylinder 10, and the spur rack 12 moves and meshes with the two groups of second gears 11 to provide rotational power for the two groups of connecting members 6, and the two groups of second gears 11 are provided to increase the rotation strength of the connecting member 6 driving the driving member 8, and at the same time, the adaptability of the two groups of detection probes 1 to the size of the detection copper tube is increased.

[0031] like Figures 1 to 4 As shown, as a preferred solution, the support assembly includes auxiliary parts 13 arranged at both ends of the detection probe 1, the auxiliary parts 13 are provided with guide grooves, two groups of guide parts 14 are slidably arranged inside the guide grooves of the auxiliary parts 13, a clamping part 15 is rotatably arranged on the guide part 14, and a positioning arc groove is arranged on the clamping part 15;

[0032] The support assembly also includes a control assembly, which is used to adjust the installation positions of the clamping member 15 and the auxiliary member 13; the auxiliary member 13 is used to limit the moving trajectory of the guide member 14 on the detection probe 1, the guide member 14 is used to rotate and support the clamping member 15 on the auxiliary member 13, two groups of clamping members 15 are arranged on a group of auxiliary members 13 to clamp the copper tube during detection, at least one group of auxiliary members 13 is arranged at both ends of the detection probe 1 to increase the stability when passing through the two groups of detection probes 1, and the positioning arc groove is arranged on the clamping member 15 to position the copper tube during transportation, thereby ensuring that the copper tube passes through the two groups of detection probes 1.

[0033] like Figures 1 to 4 As shown, as a preferred solution, the control assembly includes positioning members 20 arranged at both ends of the auxiliary member 13, and a threaded rod 16 is rotatably arranged on the positioning member 20, and the threaded rod 16 is rotatably connected with the inner hole of the mounting member 2, and a follower 18 is arranged on one side of the two groups of guide members 14 on the same group of auxiliary members 13, and the two groups of follower members 18 are respectively arranged at both ends of the auxiliary member 13, and the two groups of threaded rods 16 are respectively threadedly connected with the follower 18 on the same side, and a third gear 17 is coaxially arranged at one end of the threaded rod 16, and the two groups of third gears 17 are meshed and connected, and an adjusting member 19 is coaxially arranged at the other end of one group of threaded rods 16; the threaded rod 16 is rotated by the positioning member 20 to support Supported on the auxiliary part 13, the threaded rod 16 is rotatably connected with the inner hole of the mounting part 2 to increase the rotation stability of the threaded rod 16, and the two groups of threaded rods 16 are meshed by two groups of third gears 17 to synchronously reverse the rotation connection, and the guide member 14 is threadedly connected with the threaded rod 16 through the follower 18, and the connection position of the guide member 14 and the auxiliary part 13 is adjusted by rotating the threaded rod 16 and threading the follower 18, and the moving trajectories of the two groups of clamping members 15 are synchronized and opposite by the synchronous reverse rotation of the two groups of threaded rods 16, thereby improving the efficiency of the position adjustment of the clamping member 15 and ensuring that the copper tubes of different sizes are on the same axis when detected by the detection probe 1.

[0034] like Figures 1 to 4 As shown, as a preferred solution, a protective member 21 is provided on the mounting member 2, and a plurality of groups of long slot holes are provided on the protective member 21; the protective member 21 provides a stable support for the mounting member 2 and isolates and protects the adjustment component, while making it easy to fix the mounting member 2, and the long slot holes on the protective member 21 increase the installation adaptability of the device.

[0035] like Figures 1 to 4 As shown, as a preferred solution, the midpoints of the distances between every two groups of clamping members 15 on the multiple groups of auxiliary members 13 are on the same straight line, and the connecting line of the positioning arc slot axes of the two groups of clamping members 15 coincides with the straight line; this design ensures the movement stability of the copper tube being tested.

[0036] like Figures 1 to 4 As shown, as a preferred solution, two groups of detection probes 1 are symmetrically arranged on both sides of the above-mentioned straight line, and the installation axes of the two groups of detection probes 1 are in the same plane as the above-mentioned straight line; this design is used for stable detection of copper tubes.

[0037] like Figures 1 to 4As shown, as a preferred solution, when it is working, the copper tube is first placed in sequence on the bottom clamping member 15 in the middle of two groups of clamping members 15 on the multiple groups of auxiliary members 13, and then the threaded rod 16 is driven to rotate by the adjusting member 19, and the other group of threaded rods 16 on the same group of auxiliary members 13 are engaged by the two groups of third gears 17 to synchronously reversely rotate, and the threaded rod 16 is rotated and threadedly matched with the follower 18 so that the guide member 14 drives the clamping member 15 and the auxiliary member 13 to adjust the relative position and clamp the copper tube, and then the cylinder 10 is controlled to drive the spur rack 12 to move according to the size of the copper tube, and then the spur rack 12 is engaged with the two groups of second gears 11 to drive the two groups of connecting members 6 to rotate synchronously in the opposite direction, and then the connecting member 6 drives the driving member 8 to rotate and cooperates with the extension member 9 to drive the position of the two groups of support members 4 to adjust the distance between the detection probe 1 and the copper tube, and then the copper tube can be detected by the detection probe 1.

[0038] The installation method, connection method or setting method of the copper tube online non-destructive eddy current detection device of the utility model are all common mechanical methods, and can be implemented as long as they can achieve their beneficial effects.

[0039] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. Online non-destructive eddy current testing device for copper tubes, It is characterized in that include: A detection probe and a mounting member, wherein the mounting member is provided with a mounting groove, two groups of support members are provided in the mounting groove of the mounting member, the detection probe is provided on the support member, and an adjustment component is provided on the mounting member, and the adjustment component is connected to the two groups of support members; Support components, the support components are arranged at both ends of the two groups of detection probes, and at least one group of support components is arranged at each end of the detection probes; The adjustment assembly comprises two groups of connecting members arranged on the mounting member, the connecting member is coaxially provided with a first gear, the two groups of the first gears are meshed and connected, the connecting member is provided with a driving member, the driving member is provided with a driving groove, and the two groups of the supporting members are respectively arranged inside the driving groove of the driving member; The adjustment assembly also includes a driving assembly, which is used to adjust the working angles of the two groups of driving members.

2. The copper tube online nondestructive eddy current testing device according to claim 1, It is characterized in that The driving assembly includes a cylinder arranged on the mounting member and a second gear coaxially arranged on the connecting member. A spur rack is arranged at the output end of the cylinder, and the spur rack is meshed and transmission-connected with two sets of second gears.

3. The copper tube online nondestructive eddy current testing device according to claim 1, It is characterized in that The support assembly includes auxiliary parts arranged at both ends of the detection probe, the auxiliary parts are provided with guide grooves, two groups of guide parts are arranged inside the guide grooves of the auxiliary parts, the guide parts are provided with clamping parts, and the clamping parts are provided with positioning arc grooves; The supporting assembly also includes a control assembly, which is used to adjust the installation positions of the clamping member and the auxiliary member.

4. The copper tube online nondestructive eddy current testing device as claimed in claim 3, It is characterized in that The control assembly includes threaded rods arranged at both ends of the auxiliary member, two groups of the threaded rods are respectively matched with a group of guide members, a third gear is coaxially arranged on the threaded rod, and the two groups of the third gears are meshed and connected.

5. The copper tube online nondestructive eddy current testing device according to claim 1, It is characterized in that A protective member is arranged on the mounting member, and a plurality of groups of long slot holes are arranged on the protective member.

6. The copper tube online nondestructive eddy current testing device as claimed in claim 3, It is characterized in that The midpoints of the distances between each two groups of clamping members on the plurality of groups of auxiliary members are located on the same straight line, and the connecting line of the axes of the positioning arc grooves of the two groups of clamping members coincides with the straight line.

7. The copper tube online nondestructive eddy current testing device according to claim 6, It is characterized in that The two groups of detection probes are symmetrically arranged on both sides of the straight line, and the installation axes of the two groups of detection probes are in the same plane as the straight line.

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