CN209877881U - Permanent magnet track irregularity detection device - Google Patents
Permanent magnet track irregularity detection device Download PDFInfo
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- CN209877881U CN209877881U CN201920497013.2U CN201920497013U CN209877881U CN 209877881 U CN209877881 U CN 209877881U CN 201920497013 U CN201920497013 U CN 201920497013U CN 209877881 U CN209877881 U CN 209877881U
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Abstract
The utility model relates to a permanent magnet track irregularity detection device, which comprises a limiting plate, a mounting plate, a reflector mounting block, a reflector target ball, a Hall sensor mounting block and a Hall sensor; the limiting plate and the mounting plate are both rectangular structures with certain thicknesses, the limiting plate is vertically arranged, the mounting plate is horizontally arranged, the top edge of the limiting plate is fixedly connected with one short edge of the mounting plate, and the plane where the limiting plate is located is perpendicular to the plane where the mounting plate is located; the reflector mounting block is detachably mounted on the upper surface of the mounting plate, and the reflector target ball is mounted on the reflector mounting block; the Hall sensor mounting block is detachably mounted on the lower surface of the mounting plate, and the Hall sensor is inserted in the Hall sensor mounting block and is parallel to the mounting plate. The utility model relates to a permanent magnetism track irregularity detection equipment can measure permanent magnetism track's geometry and magnetic field parameter simultaneously, and simple structure.
Description
Technical Field
The utility model relates to a high temperature superconductive magnetic suspension traffic technical field, concretely relates to permanent magnetism track irregularity check out test set.
Background
The current track detection technology comprises a chord measuring method, a total station detection method, an inertia reference method and the like, is mainly used for measuring the smoothness and the disease condition of a steel rail, can only be used for detecting the geometric smoothness of the track, and is essentially a geometric state detector. The high-temperature superconducting maglev vehicle adopts a permanent magnetic track, and not only needs to detect geometric irregularity, but also needs to detect whether a magnetic field is uniform.
In the prior art, for the measurement of the geometric parameters of the track, the influence of the self-disturbance of the track inspection equipment on the measurement cannot be avoided by scanning the track by using infrared rays, and the error is large; the measurement by using the GPS also has the problem of large error; the use of inertial navigation systems is too costly. And the current measurement scheme all needs to design the complicated rail and examines the car, and the rail is examined equipment weight and is bulky, and is inconvenient to carry.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists among the prior art, the utility model provides a but orbital geometry of simultaneous measurement permanent magnetism and magnetic field parameter, and simple structure, the permanent magnetism track irregularity check out test set who easily carries.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a permanent magnet track irregularity detection device comprises a limiting plate, a mounting plate, a reflector mounting block, a reflector target ball, a Hall sensor mounting block and a Hall sensor;
the limiting plate and the mounting plate are both rectangular structures with certain thicknesses, the limiting plate is vertically arranged, the mounting plate is horizontally arranged, the top edge of the limiting plate is fixedly connected with one short edge of the mounting plate, and the plane where the limiting plate is located is perpendicular to the plane where the mounting plate is located;
the reflector mounting block is detachably mounted on the upper surface of the mounting plate, and the reflector target ball is mounted on the reflector mounting block;
the Hall sensor mounting block is detachably mounted on the lower surface of the mounting plate, and the Hall sensor is inserted in the Hall sensor mounting block and is parallel to the mounting plate.
Furthermore, be equipped with a plurality of mounting holes on the mounting panel, a plurality of mounting holes set up along the long edge direction of mounting panel in several rows of intervals, just reflector installation piece and hall sensor installation piece all can dismantle with the mounting panel through the mounting hole and be connected.
Further, the mounting holes are arranged in 5 rows, and each row is provided with 2 mounting holes.
Further, the bottom surface of the Hall sensor mounting block is parallel to the plane of the mounting plate.
Furthermore, two sides of the bottom of the limiting plate close to one side of the mounting plate are respectively provided with a convex transverse positioning block.
Further, the top edge of the limiting plate is consistent with the width of the short edge of the mounting plate.
Compared with the prior art, the beneficial effects of the utility model are that: permanent magnetism track irregularity check out test set includes reflector target ball and hall sensor simultaneously, but simultaneous measurement permanent magnetism orbital geometry and magnetic field parameter, and simple structure easily carry.
Drawings
Fig. 1 is a schematic structural diagram of a permanent magnet track irregularity detection apparatus according to an embodiment of the present invention;
fig. 2 is an assembly diagram of a permanent magnet track irregularity detecting apparatus and a track according to an embodiment of the present invention.
In the figure:
the device comprises a limiting plate 1, a mounting plate 2, a reflector mounting block 3, a reflector target ball 4, a Hall sensor mounting block 5, a Hall sensor 6, a Hall sensor mounting hole 7, a transverse positioning block 8 and a permanent magnet rail 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment provides a permanent magnet track irregularity detection device which comprises a limiting plate 1, a mounting plate 2, a reflector mounting block 3, a reflector target ball 4, a Hall sensor mounting block 5 and a Hall sensor 6;
the limiting plate 1 and the mounting plate 2 are both rectangular structures with certain thicknesses, the limiting plate 1 is vertically arranged, the mounting plate 2 is horizontally arranged, the top edge of the limiting plate 1 is fixedly connected with one short edge of the mounting plate 2, and the plane of the limiting plate 1 is perpendicular to the plane of the mounting plate 2;
the reflector mounting block 3 is detachably mounted on the upper surface of the mounting plate 2, and the reflector target ball 4 is mounted on the reflector mounting block 3;
the Hall sensor mounting block 5 is detachably mounted on the lower surface of the mounting plate 2, and the Hall sensor 6 is inserted into the Hall sensor mounting block 5 and is parallel to the mounting plate 2.
In the embodiment, a laser tracking technology is utilized, the reflector target ball 4 is installed at a point to be measured on the permanent magnet track 9, and the tracker automatically aligns to the reflector target ball 4. The tracker can measure the spatial position and the inclination angle of the reflector target ball 4 by taking the tracker as a coordinate origin, thereby obtaining the geometric parameters of the permanent magnet track 9. Because the position of the tracker above the permanent magnet track 9 is fixed, the measurement accuracy is higher compared with the infrared ray and GPS in the prior art. In addition, the hall sensor 6 is fixed above the permanent magnet track 9, and the hall sensor 6 always measures the magnetic field at a fixed height above the permanent magnet track 9, so that the measurement result has more practical significance and can be used as an important part for analyzing the irregularity of the permanent magnet track 9.
The device for detecting the irregularity of the permanent magnet track comprises a reflector target ball 4 and a Hall sensor 6, and can simultaneously measure geometric and magnetic field parameters of the permanent magnet track 9. When the device is used, the device is directly placed at a position to be measured in a handheld mode, the limiting plate 1 abuts against the side wall of the permanent magnet track 9, the whole device is fixed in the track gauge direction, geometric and magnetic field parameters of the position on the permanent magnet track 9 can be obtained, and the measuring accuracy is high.
Preferably, the hall sensor mounting block 5 is provided with a jack for inserting the hall sensor 6, and the jack is parallel to the permanent magnet rail 9.
In addition, preferred in the utility model discloses a specific embodiment, be equipped with a plurality of mounting holes 7 on the mounting panel 2, a plurality of mounting holes 7 are arranged along the long limit direction of mounting panel 2 several rows of intervals, just reflector installation piece 3 and hall sensor installation piece 4 all can dismantle with mounting panel 2 through mounting hole 7 and be connected. Preferably, two bolt holes are formed in the reflector mounting block 3, and the connecting bolt sequentially penetrates through the bolt hole in the reflector mounting block 3 and the mounting hole 7 in the mounting plate 2 and then is in threaded connection with the hall sensor mounting block 5.
In this embodiment, the mounting plate 2 is provided with several rows of mounting holes 7 along the long edge, so that the reflector mounting block 3 and the hall sensor mounting block 5 can be respectively and fixedly mounted at several same positions in the track gauge direction. Specifically, the distance between the rows of the mounting holes 7 is determined according to the width of each permanent magnet block in the measured permanent magnet track 9.
In addition, preferably, in an embodiment of the present invention, the plurality of mounting holes 7 are arranged in 5 rows, and each row has 2 mounting holes 7.
In addition, preferably, in an embodiment of the present invention, the bottom surface of the hall sensor mounting block 5 is parallel to the plane of the mounting plate 1.
In addition, preferably, in an embodiment of the present invention, two protruding transverse positioning blocks 8 are respectively disposed on two sides of the bottom of the limiting plate 1, which is close to the mounting plate 2. When the device is used specifically, the transverse positioning block 8 is clamped on the side face of the base of the permanent magnet track 9, and transverse positioning of the device can be achieved.
In addition, preferably, in an embodiment of the present invention, the top edge of the limiting plate 1 is the same as the width of the short edge of the mounting plate 2.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.
Claims (6)
1. A permanent magnet track irregularity detection device is characterized by comprising a limiting plate, a mounting plate, a reflector mounting block, a reflector target ball, a Hall sensor mounting block and a Hall sensor;
the limiting plate and the mounting plate are both rectangular structures with certain thicknesses, the limiting plate is vertically arranged, the mounting plate is horizontally arranged, the top edge of the limiting plate is fixedly connected with one short edge of the mounting plate, and the plane where the limiting plate is located is perpendicular to the plane where the mounting plate is located;
the reflector mounting block is detachably mounted on the upper surface of the mounting plate, and the reflector target ball is mounted on the reflector mounting block;
the Hall sensor mounting block is detachably mounted on the lower surface of the mounting plate, and the Hall sensor is inserted in the Hall sensor mounting block and is parallel to the mounting plate.
2. The apparatus according to claim 1, wherein the mounting plate has a plurality of mounting holes, the mounting holes are spaced along a long side of the mounting plate, and the reflector mounting block and the hall sensor mounting block are detachably connected to the mounting plate through the mounting holes.
3. The apparatus of claim 2, wherein the plurality of mounting holes are arranged in 5 rows, each row having 2 mounting holes.
4. The permanent magnet track irregularity detection device of claim 1, wherein a bottom surface of the hall sensor mounting block is parallel to a plane in which the mounting plate is located.
5. The apparatus according to claim 1, wherein the limiting plate has a protruding lateral positioning block at each side of the bottom of the mounting plate.
6. The apparatus according to claim 1, wherein the top edge of the limiting plate is the same width as the short edge of the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920497013.2U CN209877881U (en) | 2019-04-13 | 2019-04-13 | Permanent magnet track irregularity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920497013.2U CN209877881U (en) | 2019-04-13 | 2019-04-13 | Permanent magnet track irregularity detection device |
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| Publication Number | Publication Date |
|---|---|
| CN209877881U true CN209877881U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920497013.2U Active CN209877881U (en) | 2019-04-13 | 2019-04-13 | Permanent magnet track irregularity detection device |
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| CN (1) | CN209877881U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044260A (en) * | 2019-04-13 | 2019-07-23 | 西南交通大学 | A kind of tracks of permanent magnetism irregularity detection device |
| CN114413798A (en) * | 2022-01-26 | 2022-04-29 | 西南交通大学 | Device and method for detecting irregularity of superconducting electric magnetic suspension track |
| CN116552598A (en) * | 2023-07-10 | 2023-08-08 | 西南交通大学 | Permanent magnet track irregularity detection device and method |
-
2019
- 2019-04-13 CN CN201920497013.2U patent/CN209877881U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044260A (en) * | 2019-04-13 | 2019-07-23 | 西南交通大学 | A kind of tracks of permanent magnetism irregularity detection device |
| CN110044260B (en) * | 2019-04-13 | 2024-04-02 | 西南交通大学 | Permanent magnet track irregularity detection equipment |
| CN114413798A (en) * | 2022-01-26 | 2022-04-29 | 西南交通大学 | Device and method for detecting irregularity of superconducting electric magnetic suspension track |
| CN114413798B (en) * | 2022-01-26 | 2023-01-24 | 西南交通大学 | Device and method for detecting irregularity of superconducting electric magnetic suspension track |
| CN116552598A (en) * | 2023-07-10 | 2023-08-08 | 西南交通大学 | Permanent magnet track irregularity detection device and method |
| CN116552598B (en) * | 2023-07-10 | 2023-11-07 | 西南交通大学 | Permanent magnet track irregularity detection device and method |
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