A railway track fault detection device

Abstract

This utility model provides a railway track fault detection device. The railway track fault detection device includes: a housing; multiple vertical plates fixedly installed at the bottom of the housing; multiple axles rotatably installed on one side of the multiple vertical plates; multiple rollers respectively fixedly sleeved on the multiple axles; a drive mechanism installed at the bottom of the housing for driving the axles and rollers to rotate; a positioning mechanism installed on the housing for positioning the fault detection device; and a first detection mechanism and a second detection mechanism respectively installed on the positioning mechanism and at the bottom of the housing for detecting railway track faults. The railway track fault detection device provided by this utility model can efficiently detect railway track faults, is easy to install and disassemble, and has strong practicality.

Description

Technical Field

[0001] This utility model relates to the field of railway track fault detection technology, and in particular to a railway track fault detection device. Background Technology

[0002] Railway track fault detection is a core component in ensuring railway transportation safety and improving operational efficiency. Its technical system encompasses a variety of detection methods and equipment, enabling comprehensive monitoring of track geometry, internal defects, structural safety, and environmental impact.

[0003] However, existing railway track fault detection devices often require staff to manually inspect the railway track with a flaw detector probe, resulting in low detection efficiency.

[0004] Therefore, it is necessary to provide a railway track fault detection device to solve the above-mentioned technical problems. Utility Model Content

[0005] To address the technical problem that existing railway track fault detection devices often require workers to manually inspect the railway tracks with a flaw detector probe, resulting in low detection efficiency, this utility model provides a railway track fault detection device.

[0006] The railway track fault detection device provided by this utility model includes: a housing; multiple vertical plates fixedly installed at the bottom of the housing; multiple axles rotatably installed on one side of the multiple vertical plates; multiple rollers respectively fixedly sleeved on the multiple axles; a drive mechanism installed at the bottom of the housing for driving the axles and rollers to rotate; a positioning mechanism installed on the housing for installing and positioning the fault detection device; and a first detection mechanism and a second detection mechanism respectively installed on the positioning mechanism and at the bottom of the housing for detecting railway track faults.

[0007] Preferably, the drive mechanism includes: a drive motor fixedly mounted on the bottom of the housing; a drive gear fixedly sleeved on the output shaft of the drive motor; and a driven gear fixedly sleeved on the axle and meshing with the drive gear.

[0008] Preferably, the positioning mechanism includes: a dual-axis motor fixedly installed on the inner wall of the top of the housing; two screws installed at both ends of the output shaft of the dual-axis motor via couplings and rotatably connected to the inner wall of the housing; two sliding plates respectively threaded onto the two screws; a plurality of sliding rods respectively fixedly installed on the two sliding plates on opposite sides and slidably connected to the housing; two side frames respectively fixedly installed on the two sliding rods at opposite ends; and a plurality of positioning wheels respectively rotatably installed on the two side frames.

[0009] Preferably, the first detection mechanism includes: two rectangular plates fixedly installed at the bottom of the two side frames respectively; and a plurality of first ultrasonic flaw detectors respectively installed on the two rectangular plates.

[0010] Preferably, the second detection mechanism includes: a mounting plate fixedly installed at the bottom of the housing; and a plurality of second ultrasonic flaw detectors installed at the bottom of the mounting plate.

[0011] Preferably, an ultrasonic flaw detector is provided at the bottom of the housing, and the ultrasonic flaw detector is electrically connected to a plurality of first ultrasonic flaw detector heads and a plurality of second ultrasonic flaw detector heads via wires.

[0012] Preferably, a lithium battery is disposed on the bottom inner wall of the housing, and the lithium battery is electrically connected to the ultrasonic flaw detector host.

[0013] Preferably, a charging interface is provided on the top of the housing, and the charging interface is electrically connected to the lithium battery.

[0014] Compared with related technologies, the railway track fault detection device provided by this utility model has the following advantages: This utility model provides a railway track fault detection device. A drive mechanism rotates the axle and rollers, allowing the device to move on the track for continuous fault detection. A positioning mechanism positions the device on the track. A first and second detection mechanism utilizes ultrasonic testing principles to detect track faults. A drive motor, drive gear, and driven gear rotate the axle, which in turn rotates the rollers. The rollers' rotation on the track moves the device. A dual-axis motor drives two screws, which in turn move two sliding plates, two sliding rods, and two side frames closer together, bringing the two positioning wheels into contact with the track for installation and positioning. Multiple first ultrasonic flaw detectors detect flaws in the track base, while multiple second ultrasonic flaw detectors detect flaws from the top of the track. An ultrasonic flaw detector host aggregates the detection data for fault detection. A lithium battery powers the device, and a charging interface allows for external charging. Attached Figure Description

[0015] Figure 1 A schematic diagram of a preferred embodiment of the railway track fault detection device provided by this utility model; Figure 2 for Figure 1 A schematic diagram of the frontal sectional view of the structure; Figure 3 for Figure 1An enlarged schematic diagram of part A shown in the figure.

[0016] Labels in the diagram: 1. Housing; 2. Vertical plate; 3. Axle; 4. Roller; 5. Drive motor; 6. Driving gear; 7. Driven gear; 8. Dual-axis motor; 9. Screw; 10. Sliding plate; 11. Sliding rod; 12. Side frame; 13. Positioning wheel; 14. Rectangular plate; 15. First ultrasonic flaw detector head; 16. Mounting plate; 17. Second ultrasonic flaw detector head; 18. Ultrasonic flaw detector main unit; 19. Lithium battery; 20. Charging interface. Detailed Implementation

[0017] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0018] Please refer to the following: Figure 1-3 ,in, Figure 1 A schematic diagram of a preferred embodiment of the railway track fault detection device provided by this utility model; Figure 2 for Figure 1 A schematic diagram of the frontal sectional view of the structure; Figure 3 for Figure 1 The diagram shows an enlarged view of part A. The railway track fault detection device includes: a housing 1; multiple vertical plates 2 fixedly installed at the bottom of the housing 1; multiple axles 3 rotatably installed on one side of each of the vertical plates 2; multiple rollers 4 respectively fixedly mounted on the axles 3; a drive mechanism installed at the bottom of the housing 1 for driving the axles 3 and rollers 4 to rotate; a positioning mechanism installed on the housing 1 for installing and positioning the fault detection device; and a first detection mechanism and a second detection mechanism respectively installed on the positioning mechanism and at the bottom of the housing 1 for detecting railway track faults. The drive mechanism drives the axles 3 and rollers 4 to rotate, allowing the fault detection device to move on the track for continuous fault detection. The positioning mechanism allows the fault detection device to be installed and positioned on the track. The first and second detection mechanisms utilize ultrasonic testing principles to detect railway track faults.

[0019] The drive mechanism includes: a drive motor 5 fixedly installed at the bottom of the housing 1, the drive motor 5 being model HTYPG90S-8; a drive gear 6 fixedly sleeved on the output shaft of the drive motor 5; and a driven gear 7 fixedly sleeved on the wheel axle 3 and meshing with the drive gear 6. The drive motor 5, drive gear 6, and driven gear 7 drive the wheel axle 3 to rotate, and the wheel axle 3 drives the roller 4 to rotate. The rotation of the roller 4 on the track can drive the device to move on the track.

[0020] The positioning mechanism includes: a dual-axis motor 8, model STP-28D300X, fixedly installed on the inner wall of the top of the housing 1; two screws 9 installed at both ends of the output shaft of the dual-axis motor 8 via couplings and rotatably connected to the inner wall of the housing 1; two sliding plates 10 respectively threaded onto the two screws 9; multiple sliding rods 11 respectively fixedly installed on one side away from each other on the two sliding plates 10 and slidably connected to the housing 1; two side frames 12 respectively fixedly installed on one side away from each other on the two sliding rods 11; and multiple positioning wheels 13 respectively rotatably installed on the two side frames 12. The dual-axis motor 8 drives the two screws 9 to rotate, and the rotation of the two screws 9 causes the two sliding plates 10, the two sliding rods 11, and the two side frames 12 to move closer to each other, thereby bringing the two positioning wheels 13 into contact with the track, thus positioning the device.

[0021] The first detection mechanism includes: two rectangular plates 14 fixedly installed at the bottom of the two side frames 12 respectively; and a plurality of first ultrasonic flaw detectors 15 installed on the two rectangular plates 14 respectively, for flaw detection of the base of the track by means of the plurality of first ultrasonic flaw detectors 15.

[0022] The second detection mechanism includes: a mounting plate 16 fixedly installed at the bottom of the housing 1; and a plurality of second ultrasonic flaw detectors 17 installed at the bottom of the mounting plate 16, which can perform flaw detection from the top of the track.

[0023] An ultrasonic flaw detector host 18 is provided at the bottom of the housing 1. The ultrasonic flaw detector host 18 is electrically connected to multiple first ultrasonic flaw detector heads 15 and multiple second ultrasonic flaw detector heads 17 via wires. The ultrasonic flaw detector host 18 can collect flaw detection data to detect track faults.

[0024] A lithium battery 19 is provided on the bottom inner wall of the housing 1. The lithium battery 19 is electrically connected to the ultrasonic flaw detection host 18 and can power the device.

[0025] The top of the housing 1 is provided with a charging interface 20, which is electrically connected to the lithium battery 19. An external charging cable can be connected through the charging interface 20 to charge the lithium battery 19.

[0026] The working principle of the railway track fault detection device provided by this utility model is as follows: The device is placed on top of the track, with multiple rollers 4 and multiple second ultrasonic flaw detectors 17 contacting the top of the track. The dual-axis motor 8 is started, driving two screws 9 to rotate. The rotation of the two screws 9 causes two sliding plates 10, two sliding rods 11, and two side frames 12 to move closer together, thereby bringing the two positioning wheels 13 into contact with the track, thus positioning the device. The drive motor 5, drive gear 6, and driven gear 7 drive axle 3 to rotate, which in turn drives rollers 4 to rotate. The rotation of rollers 4 on the track allows the device to move on the track. During the movement of the device, multiple second ultrasonic flaw detectors 17 perform flaw detection from the top of the track, and multiple first ultrasonic flaw detectors 15 perform flaw detection on the base of the track. The ultrasonic flaw detector host 18 can collect the flaw detection data to detect track faults. The device is powered by a lithium battery 19, and an external charging cable can be connected through the charging interface 20 to charge the lithium battery 19.

[0027] Compared with related technologies, the railway track fault detection device provided by this utility model has the following advantages: This utility model provides a railway track fault detection device. A drive mechanism rotates the axle 3 and roller 4, allowing the fault detection device to move on the track for continuous fault detection. A positioning mechanism allows the fault detection device to be installed and positioned on the track. A first detection mechanism and a second detection mechanism utilize ultrasonic testing principles to detect railway track faults. A drive motor 5, a driving gear 6, and a driven gear 7 drive the axle 3 to rotate, which in turn drives the roller 4. The rotation of the roller 4 on the track moves the device. A dual-axis motor 8 drives two... When screw 9 rotates, the rotation of two screws 9 causes two sliding plates 10, two sliding rods 11, and two side frames 12 to move closer together, thereby bringing the two positioning wheels 13 into contact with the track and thus positioning the device. Multiple first ultrasonic flaw detectors 15 perform flaw detection on the base of the track, and multiple second ultrasonic flaw detectors 17 perform flaw detection from the top of the track. The ultrasonic flaw detector host 18 can collect the flaw detection data to detect track faults. The device is powered by a lithium battery 19, and an external charging cable can be connected through the charging interface 20 to charge the lithium battery 19.

[0028] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the content of this utility model specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A railway track fault detection device, characterized in that, include: case; Multiple vertical plates are fixedly installed at the bottom of the housing; Multiple axles are rotatably mounted on one side of the multiple vertical plates that are close to each other; Multiple rollers are respectively fixedly sleeved on multiple wheel axles; A drive mechanism installed at the bottom of the housing for driving the axle and rollers to rotate; A positioning mechanism for mounting and positioning the fault detection device on the housing includes: a dual-axis motor fixedly mounted on the inner wall of the top of the housing; two screws mounted on both ends of the output shaft of the dual-axis motor via couplings and rotatably connected to the inner wall of the housing; two sliding plates threaded onto the two screws respectively; multiple sliding rods fixedly mounted on the two sliding plates on opposite sides and slidably connected to the housing; two side frames fixedly mounted on the two sliding rods at opposite ends; and multiple positioning wheels rotatably mounted on the two side frames respectively. A first detection mechanism and a second detection mechanism are respectively installed on the positioning mechanism and the bottom of the housing for detecting faults in railway tracks.

2. The railway track fault detection device according to claim 1, characterized in that, The drive mechanism includes: A drive motor fixedly installed at the bottom of the housing; A drive gear fixedly mounted on the output shaft of the drive motor; A driven gear that is fixedly sleeved on the axle and meshes with the driving gear.

3. The railway track fault detection device according to claim 1, characterized in that, The first testing institution includes: Two rectangular plates are respectively fixedly installed at the bottom of the two side frames; Multiple first ultrasonic flaw detectors are respectively installed on the two rectangular plates.

4. The railway track fault detection device according to claim 3, characterized in that, The second testing institution includes: A mounting plate fixedly installed at the bottom of the housing; Multiple second ultrasonic flaw detectors are installed at the bottom of the mounting plate.

5. The railway track fault detection device according to claim 4, characterized in that, An ultrasonic flaw detector is provided at the bottom of the housing. The ultrasonic flaw detector is electrically connected to a plurality of first ultrasonic flaw detector heads and a plurality of second ultrasonic flaw detector heads via wires.

6. The railway track fault detection device according to claim 5, characterized in that, A lithium battery is installed on the bottom inner wall of the housing, and the lithium battery is electrically connected to the ultrasonic flaw detector host.

7. The railway track fault detection device according to claim 6, characterized in that, A charging interface is provided on the top of the housing, and the charging interface is electrically connected to the lithium battery.

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