CN219084820U - Vortex detection device of laminating is adjusted to multi-angle - Google Patents
Vortex detection device of laminating is adjusted to multi-angle Download PDFInfo
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- CN219084820U CN219084820U CN202222922765.3U CN202222922765U CN219084820U CN 219084820 U CN219084820 U CN 219084820U CN 202222922765 U CN202222922765 U CN 202222922765U CN 219084820 U CN219084820 U CN 219084820U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model discloses a multi-angle adjustment laminating vortex detection device which is used for a metal surface which is easy to wear such as an in-service steel rail tread and the like and comprises a vortex detection probe and a vortex detection sensor arranged in the vortex detection probe. The eddy current detection sensor realizes the transmission type adjustment of the multi-directional angle of the space vector, can realize the small-amplitude swing of surrounding up, down, left and right, and enables the detection of the detection sensor to be suitable for detection surfaces with different radians, and the effect of adapting to the height adjustment and the fitting of the detected surface is achieved by utilizing the constant pressure generated by the repulsion of homopolar magnets.
Description
Technical Field
The utility model relates to the technical field of nondestructive testing, in particular to a device for detecting an irregular radian metal curved surface, and particularly relates to an eddy current testing device with multi-angle adjustment and lamination.
Background
As shown in fig. 1, when the tread (11) of the steel rail (1) is worn for a long time in service use, the surface radian curve is always in continuous change, long-term monitoring and periodic detection are required for the safe use of the rail due to the requirement of the rail safety, and eddy current detection is used as nondestructive detection which is more suitable for outdoor environment, and is often preferred, as the detection device (2) in fig. 1 is electrically connected with the eddy current detector (3).
However, as shown in fig. 2, the rail (1) tends to wear during long term use, from a long-term over-use of the curved surface (11 a) to the curved surface (11 b), as can be seen in fig. 3 and 4, the sensor (21 ') angle of the vortex detection device (2') can perfectly conform to the rail tread when the curved surface (11 a) is in the curved surface, whereas as shown in fig. 4, the curved surface (11 b) will not be perfectly conformed. Whereas eddy current detection is quite sensitive to lift-off, it is highly likely that effective detection cannot be achieved on the arcuate surface (11 b) due to a large lift-off value.
Aiming at the problems, the utility model adopts the following technical proposal for further improvement.
Disclosure of Invention
The utility model aims to provide a vortex flow detection device with multi-angle adjustment and lamination, and the disclosed technical scheme is as follows: the utility model provides a multi-angle adjusts vortex detection device of laminating for like the vortex detection device of the metal level of being difficult for wearing and tearing such as in-service rail tread, including vortex detection probe with set up in vortex detection sensor in the vortex detection probe, its characterized in that still includes angle adjustment mechanism, angle adjustment mechanism includes spring device, vertical transfer line and horizontal transfer line, vertical transfer line with horizontal transfer line is rotated by the axis of rotation and is connected, spring device is fixed to be set up in the upper end of vertical transfer line, vortex detection probe is fixed to be set up in the outside end of keeping away from the axis of rotation of horizontal transfer line. When the eddy current detection probe of the eddy current detection device is close to the detected surface, the spring device is rotationally connected to the transverse transmission rod through the vertical transmission rod, so that the angle of the eddy current detection probe can be adjusted through swinging and rotating.
Further, the transverse transmission rod also comprises a rotary sleeve, wherein the rotary sleeve is fixed at one end of the transverse transmission rod, which is close to the vertical transmission rod, and is integrally and rotatably fixed with the transverse transmission rod, and is fixed on the rotating shaft of the vertical transmission rod. The structure of the rotary sleeve realizes the autorotation adjustment angle of the eddy current probe, so that the eddy current probe realizes the angle fine adjustment in the front, back, left and right directions.
Further, the vertical transmission rod is provided with a clamping groove at the end part of the rotating shaft, the rotating shaft is fixed in fixing holes arranged at two sides in the rotating hole of the clamping groove, and the transverse transmission rod is rotationally fixed in the vertical transmission rod through the rotating shaft arranged in the rotating hole of the clamping groove.
Further, the horizontal transmission rod is arranged to be fixed at the lower end of the vertical transmission rod at the central position, and a first eddy current detection probe and a second eddy current detection probe are respectively arranged at the two outer side ends of the horizontal transmission rod. Namely, the detection probes at two ends of the transverse transmission rod are symmetrically arranged at two sides of the lower end part of the vertical transmission rod, so that symmetrical swing balance adjustment of the first eddy current detection probe and the second eddy current detection probe is realized.
Further, the transverse transmission rod is composed of a first transverse transmission rod and a second transverse transmission rod, the inner ends of the first transverse transmission rod and the second transverse transmission rod are respectively and rotatably connected to the lower end of the vertical transmission rod, and the outer ends of the first transverse transmission rod and the second transverse transmission rod are respectively connected with a first eddy current detection probe and a second eddy current detection probe. Namely, the first eddy current testing probe and the second eddy current testing probe respectively realize the rotary adjusting angle which takes the lower end of the vertical transmission rod as the center.
Further, the spring device is composed of a plurality of magnets with the same poles opposite to each other, and the magnets can be freely and slidably arranged at the upper end of the vertical transmission rod. The principle of the like poles of the magnets repel each other is utilized to form repulsive force between the magnets, so that micro-pressure spring force for pushing the detection device to the detection surface is realized.
Further, the magnets with the same poles opposite to each other are arranged as three annular magnets, and the two polarities of the three annular magnets are opposite to each other and are arranged at the cylindrical end part of the vertical transmission rod, which is far away from the detection surface. The three magnets are slidably sleeved on the vertical transmission rod, and the formed micro-pressure is pressed on the detection surface through the annular magnet close to the detection surface.
Further, a balance plate is arranged on the middle magnet of the three ring magnets. The balance plate not only forms gravity balance, but also plays a good role in magnetic force conduction, thereby greatly reducing the loss of magnetic energy.
Further, the magnets with the same poles opposite to each other are arranged as horizontal side-by-side annular magnets, wherein the magnet at the upper end furthest from the detection surface is fixed on the inner top surface of the shell of the detection device, and the other magnet with the same poles opposite to each other is fixedly arranged on the end surface of the vertical transmission rod far from the detection surface. The repulsive force formed by the magnet fixed on the inner top surface of the detection device shell and the magnet fixed on the end face of the vertical transmission rod pushes the detection probe device to the detection surface, and the repulsive force formed by the fixed pushing of the detection device shell plays a role in strengthening force.
Further, the spring device is fixed at the upper end of the vertical transmission rod and the spring of the shell of the detection device.
According to the technical scheme, the utility model has the following beneficial effects: according to the vortex detection device with multi-angle adjustment and lamination, through the wheel-driven connection of the transverse transmission rod and the vertical sensing rod which are arranged on the vortex detection device, the vortex detection sensor realizes the transmission type adjustment of the space vector multi-direction angle, can realize the small-amplitude swing of surrounding up, down, left and right, and enables the detection of the detection sensor to be suitable for detection surfaces with different radians; and the effect of adapting to the height adjustment and fitting the measured surface is achieved by utilizing the constant pressure generated by the repulsion of homopolar magnets.
Drawings
FIG. 1 is a schematic diagram of a prior art detecting device in use;
FIG. 2 is a schematic diagram showing the state of wear of the tread of a detected track in the prior art;
FIG. 3 is a schematic view showing a state of use of a detection sensor of a detection device attached to a detection surface in the prior art;
FIG. 4 is a schematic view showing a state of use of a detection sensor of a detection device attached to a detection surface in the prior art;
FIG. 5 is a schematic view showing the usage state of the detecting device according to the preferred embodiment of the present utility model;
FIG. 6 is a schematic view showing a usage state of another detecting device according to another embodiment of the present utility model;
FIG. 7 is a schematic diagram of a detecting device according to a preferred embodiment of the present utility model;
FIG. 8 is an exploded view of the structure of the detecting device according to the preferred embodiment of the present utility model;
FIG. 9 is a schematic view of a transverse transmission rod of a detecting device according to a preferred embodiment of the present utility model;
FIG. 10 is an exploded view of the transverse transmission rod of the detection device according to the preferred embodiment of the present utility model;
FIG. 11 is a schematic view of a horizontal direction of a transverse driving rod according to a preferred embodiment of the present utility model;
FIG. 12 is a schematic view of the rotation angle direction of the transverse transmission rod according to the preferred embodiment of the present utility model;
FIG. 13 is a schematic view illustrating another angular direction of rotation of the transverse driving rod according to the preferred embodiment of the present utility model;
FIG. 14 is a schematic view showing the detection sensor swinging at different angles on the transverse rotating rod in the detection device according to the preferred embodiment of the present utility model;
FIG. 15 is a schematic view of the detection sensor of the detection device according to the preferred embodiment of the present utility model rotated at different angles in the axial direction of the transverse rotating rod;
FIG. 16 is a schematic view showing a usage state of another detecting device according to the preferred embodiment of the present utility model;
fig. 17 is a schematic view illustrating a use state of another detecting device according to another preferred embodiment of the present utility model.
Detailed Description
The utility model will be further described with reference to the drawings and detailed description.
As shown in fig. 5 to 17, an eddy current testing device with multiple angle adjustment and lamination is used for an eddy current testing device with metal surfaces which are easy to wear such as a tread 11 of an in-service steel rail 1, and the like, and is connected to a testing instrument 3 through a lead wire or a wireless way, wherein the eddy current testing device 2 comprises an eddy current testing probe 21 and an eddy current testing sensor 211 arranged in the eddy current testing probe 21, and is characterized by further comprising an angle adjusting mechanism 22, wherein the angle adjusting mechanism 22 comprises a spring device 23, a vertical transmission rod 221 and a transverse transmission rod 222, the vertical transmission rod 221 and the transverse transmission rod 222 are rotatably connected through a rotating shaft 223, the spring device 23 is fixedly arranged at the upper end of the vertical transmission rod 221, and the eddy current testing probe 21 is fixedly arranged at the outer end of the transverse transmission rod 222 far away from the rotating shaft 223. When the eddy current detecting probe 21 of the eddy current detecting device is close to the detected surface, the spring device 23 is rotatably connected to the transverse transmission rod 222 through the vertical transmission rod 221, and the angle of the eddy current detecting probe 21 is adjusted in a swinging and rotating mode.
As shown in fig. 15, the transverse transmission rod 222 further includes a rotation sleeve fixed to one end of the transverse transmission rod 222 near the vertical transmission rod 221, and integrally and rotatably fixed to the rotation shaft 223 of the vertical transmission rod 221 with the transverse transmission rod 222. The structure of the rotary sleeve realizes the autorotation rotation adjustment angle of the eddy current probe 21, so that the eddy current probe 21 realizes the micro-adjustment of angles in the front, back, left and right directions. As shown in fig. 15, the different eddy current inspection sensors 211 are adjusted in different rotation angle directions of d1, d2, d3 to be adapted to inspection surfaces of different radians after the tread such as a railway rail is worn.
As shown in fig. 8, the vertical transmission rod 221 is provided with a clamping groove 2211 at an end of the rotation shaft 223, the rotation shaft 223 is fixed to fixing holes provided at both sides in the clamping groove 2211, and the horizontal transmission rod 222 is rotatably fixed to the vertical transmission rod 221 by the rotation shaft 223 provided in a rotation hole 2212 of the clamping groove 2211.
As shown in fig. 14, a lateral transmission rod 222 is provided with a center position fixed to the lower end of the vertical transmission rod 221, and both outer ends of the lateral transmission rod 222 are provided with a first eddy current inspection probe 21 and a second eddy current inspection probe 21, respectively. Namely, the detection probes at the two ends of the transverse transmission rod 222 are symmetrically arranged at the two sides of the lower end part of the vertical transmission rod 221, so that symmetrical swing balance adjustment of the first eddy current detection probe 21 and the second eddy current detection probe 21 is realized. As shown in fig. 14, different eddy current inspection sensors 211 are adjusted to fit the inspection surfaces of different radians in different angular directions of h1, h2, h 3.
As shown in fig. 9 to 13, the transverse transmission rod 222 is configured to be composed of a first transverse transmission rod 222a and a second transverse transmission rod 222b, inner ends of the first transverse transmission rod 222a and the second transverse transmission rod 222b are respectively rotatably connected to the lower end of the vertical transmission rod 221, and outer ends of the first transverse transmission rod 222a and the second transverse transmission rod 222b are respectively connected to the first eddy current inspection probe 21 and the second eddy current inspection probe 21. Namely, the first eddy current probe 21 and the second eddy current probe 21 respectively realize a rotary adjusting angle centering on the lower end of the vertical transmission rod. As shown in fig. 11, 12, 13, the two parts of the transverse transmission rod are in three different angular positions.
As shown in fig. 7 and 8, the spring device 23 is composed of a plurality of magnets 231a, 231b, 231c with the same poles opposite to each other, and the magnets are slidably disposed on the upper end of the vertical transmission rod 221. The principle of the like poles of the magnets repel each other is utilized to form repulsive force between the magnets, so that micro-pressure spring force for pushing the detection device to the detection surface is realized.
As shown in fig. 8, the magnets with opposite homopolarity are provided as three annular magnets 231a, 231b, 231c, which are provided opposite in both polarities at the cylindrical end 2213 of the vertical transmission rod 221 away from the detection surface. The three magnets are slidably sleeved on the vertical transmission rod 221, and the formed micro pressure is pressed against the detection surface through the annular magnet close to the detection surface.
As shown in fig. 7 and 8, a balance plate 232 is provided on the middle magnet of the three ring magnets. The balance plate 232 has a central circular hole 2321 for accommodating the ring-shaped magnet 231b, so that the balance plate 232 not only forms balance of gravity, but also plays a good role in magnetic force conduction, and the loss of magnetic energy is greatly reduced.
As shown in fig. 16, the magnets with opposite same poles are arranged as horizontal side-by-side circular magnets, wherein the upper magnet furthest from the detection surface is fixed on the inner top surface of the detection device housing 4, and the other second magnet with opposite same poles is fixedly arranged on the end surface of the vertical transmission rod 221 far from the detection surface. The repulsive force formed by the magnet fixed on the inner top surface of the detection device shell 4 and the magnet fixed on the end surface of the vertical transmission rod 221 pushes the detection probe device to the detection surface, and the repulsive force formed by the fixed pushing of the detection device shell 4 plays a role in strengthening force.
As shown in fig. 17, the biasing means 23 is provided as a spring 41 fixed to the upper end of the vertical transmission rod and the detection device housing 4.
The above is one embodiment of the present utility model. In addition, it should be noted that all equivalent or simple changes of the structure, features and principles described in this patent conception are included in the scope of the present patent.
Claims (10)
1. The utility model provides an eddy current inspection device of laminating is adjusted to multi-angle, includes the eddy current inspection probe with set up in eddy current inspection sensor in the eddy current inspection probe, its characterized in that still includes angle adjustment mechanism, angle adjustment mechanism includes spring device, vertical transfer line and horizontal transfer line, vertical transfer line with horizontal transfer line is rotated by the axis of rotation and is connected, spring device is fixed to be set up in the upper end of vertical transfer line, eddy current inspection probe is fixed to be set up in the outside end of keeping away from the axis of rotation of horizontal transfer line.
2. The eddy current inspection device for multi-angle adjustment fitting according to claim 1, wherein the transverse transmission rod further comprises a rotary sleeve, the rotary sleeve is fixed at one end of the transverse transmission rod close to the vertical transmission rod, and the rotary sleeve and the transverse transmission rod are integrally and rotatably fixed on a rotary shaft of the vertical transmission rod.
3. The eddy current testing device with multi-angle adjustment and lamination according to claim 2, wherein the vertical transmission rod is provided with a clamping groove at the end part of the rotating shaft, the rotating shaft is fixed in fixing holes arranged at two sides in the rotating hole of the clamping groove, and the transverse transmission rod is rotationally fixed on the vertical transmission rod through the rotating shaft arranged in the rotating hole of the clamping groove.
4. The multi-angle adjustment fitting vortex detection device according to claim 1, wherein the transverse transmission rod is fixed at the lower end of the vertical transmission rod in a central position, and a first vortex detection probe and a second vortex detection probe are respectively arranged at two outer ends of the transverse transmission rod.
5. The multi-angle adjusting and attaching vortex detecting device according to claim 4, wherein the transverse transmission rod is composed of a first transverse transmission rod and a second transverse transmission rod, inner ends of the first transverse transmission rod and the second transverse transmission rod are respectively and rotatably connected to the lower end of the vertical transmission rod, and outer ends of the first transverse transmission rod and the second transverse transmission rod are respectively connected with the first vortex detecting probe and the second vortex detecting probe.
6. The eddy current inspection device for multi-angle adjustment lamination according to claim 1, wherein the spring device is composed of a plurality of magnets with the same poles opposite to each other, and the magnets are arranged at the upper end of the vertical transmission rod in a free sliding manner.
7. The multi-angle adjusting and attaching eddy current testing device according to claim 6, wherein the magnets with opposite homopolarity are three ring magnets, and the three ring magnets are arranged at cylindrical ends of the vertical transmission rod far away from the testing surface.
8. The multi-angle adjusting and attaching eddy current testing device according to claim 7, wherein a balance plate is provided on a middle magnet of said three ring magnets.
9. The multi-angle adjusting and attaching eddy current testing device according to claim 8, wherein said like-pole opposing magnets are arranged as horizontal side-by-side circular magnets, wherein the upper magnet furthest from the testing surface is fixed on the inner top surface of the housing of the testing device, and the other like-pole opposing second magnet is fixed on the end surface of the vertical transmission rod far from the testing surface.
10. The eddy current inspection device for multi-angle adjustment fitting according to claim 1, wherein the spring is fixed to the upper end of the vertical transmission rod and the housing of the inspection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222922765.3U CN219084820U (en) | 2022-11-03 | 2022-11-03 | Vortex detection device of laminating is adjusted to multi-angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222922765.3U CN219084820U (en) | 2022-11-03 | 2022-11-03 | Vortex detection device of laminating is adjusted to multi-angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219084820U true CN219084820U (en) | 2023-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222922765.3U Active CN219084820U (en) | 2022-11-03 | 2022-11-03 | Vortex detection device of laminating is adjusted to multi-angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219084820U (en) |
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2022
- 2022-11-03 CN CN202222922765.3U patent/CN219084820U/en active Active
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