Rail inspection vehicle for detecting surface defects of floating slab and profile of steel rail

Abstract

A rail inspection vehicle for detecting surface defects of a floating slab and the profile of a steel rail comprises a base, at least four distance measuring wheels and a driving mechanism connected with the distance measuring wheels are arranged at the bottom of the base, and at least two camera devices are arranged on the base in the front-back direction at intervals. At least two mechanical arms distributed at intervals in the front-back direction are arranged on the base and located on the right side of the camera device, the ends of the mechanical arms extend towards the left side of the camera device and are each connected with a steel rail profile detector, and a controller and a power source are arranged on the base and located on the right side of the mechanical arms. The camera device, the signal output end of the steel rail profile detector, the driving mechanism and the control end of the mechanical arm are all connected with the controller. According to the utility model, the high-precision detection of the surface defects of the floating slab and the profile of the steel rail can be simultaneously completed in one detection process, and the automation degree is high, so that the detection time and labor cost are greatly saved, the detection efficiency and accuracy are improved, and the safe operation of the rail is ensured.

Description

Technical Field

[0001] The utility model relates to the field of construction, in particular to the field of rail transportation, in particular to a track inspection vehicle for detecting surface defects of floating plates and rail profiles. Background Art

[0002] With the rapid development of rail transit, the quality and safety requirements for rail facilities are getting higher and higher. As an important part of the track structure, the surface defects of the floating plate may affect the stability and service life of the track. At the same time, the accuracy of the rail profile is also crucial to the smoothness and safety of train operation. In the prior art, separate equipment and methods are usually used for the detection of floating plate surface defects and rail profile, which is not only inefficient, but also difficult to fully obtain comprehensive track condition information in one test. Summary of the invention

[0003] The utility model aims to provide a track inspection vehicle for detecting surface defects of floating plates and rail profiles. The track inspection vehicle for detecting surface defects of floating plates and rail profiles is intended to solve the technical problems in the prior art of low efficiency in detecting surface defects of floating plates and rail profiles and difficulty in fully obtaining comprehensive track status information in one detection.

[0004] The utility model discloses a track inspection vehicle for detecting surface defects of floating plates and rail profiles, comprising a base, at least four distance measuring wheels and at least four driving mechanisms connected to the distance measuring wheels are arranged at the bottom of the base, at least two camera devices are arranged at intervals along the front-to-back direction on the base, at least two mechanical arms distributed at intervals along the front-to-back direction are arranged on the right side of the camera devices on the base, the ends of the mechanical arms are extended to the left side of the camera devices and are respectively connected to a rail profile detector, a controller and a power supply are arranged on the right side of the mechanical arms on the base, the signal output ends of the camera devices and the rail profile detector, the driving mechanism and the control end of the mechanical arm are all connected to the controller, and the power supply ends of the driving mechanism, the camera devices, the rail profile detector and the controller are all connected to the power supply.

[0005] Furthermore, the driving mechanism is a hub motor.

[0006] Furthermore, the number of the camera devices is three.

[0007] Furthermore, the rail profile detector is a laser measuring probe or a contact probe.

[0008] Compared with the prior art, the utility model has a positive and obvious effect. The utility model is a track inspection vehicle for detecting surface defects of floating plates and rail profiles, which can simultaneously complete high-precision detection of surface defects of floating plates and rail profiles in one detection process, with a high degree of automation, thereby greatly saving detection time and labor costs, improving detection efficiency and accuracy, and ensuring safe operation of tracks. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 The utility model is a schematic diagram of a track inspection vehicle for detecting surface defects of floating plates and rail profiles. DETAILED DESCRIPTION

[0010] The present invention is further described below in conjunction with an embodiment, but the present invention is not limited to the embodiment. Any similar structure and similar changes of the present invention should be included in the protection scope of the present invention. The use of directions such as up, down, front, back, left, and right in the present invention is only for the convenience of clear description and is not a limitation on the technical solution of the present invention.

[0011] like Figure 1 As shown, a rail inspection vehicle for detecting surface defects of floating plates and rail profiles of the utility model comprises a base 8, at least four measuring wheels 7 and at least four driving mechanisms 6 connected to the measuring wheels 7 are arranged at the bottom of the base 8, at least two camera devices 3 are arranged at intervals along the front-to-back direction on the base 8, at least two mechanical arms 2 are arranged at intervals along the front-to-back direction on the right side of the camera device 3 on the base 8, the ends of the mechanical arms 2 are extended to the left side of the camera device 3 and are respectively connected to a rail profile detector 1, a controller 4 and a power supply 5 are arranged on the right side of the mechanical arm 2 on the base 8, the signal output end of the camera device 3, the rail profile detector 1, the driving mechanism 6, and the control end of the mechanical arm 2 are all connected to the controller 4, and the power supply ends of the driving mechanism 6, the camera device 3, the rail profile detector 1, and the controller 4 are all connected to the power supply 5.

[0012] Furthermore, the driving mechanism 6 is a hub motor.

[0013] Furthermore, the number of the camera devices 3 is three.

[0014] Furthermore, the rail profile detector 1 is a laser measuring probe or a contact probe.

[0015] Specifically, the distance measuring wheel 7, the driving mechanism 6, the camera device 3, the robotic arm 2, the rail profile detector 1, the controller 4, the power supply 5, the hub motor, the laser measuring probe, the contact probe, etc. in this embodiment all adopt well-known solutions in the prior art, which are well known to those skilled in the art and will not be described in detail here.

[0016] The working principle of this embodiment is as follows: the driving mechanism 6 drives the track inspection vehicle to move forward at a constant speed along the track through the measuring wheel 7, and the measuring wheel 7 detects and records the travel position information of the track inspection vehicle. The camera device 3 and the rail profile detector 1 work simultaneously. The camera device 3 detects tiny cracks in the floating plate and subtle changes in the rail profile. The rail profile detector 1 detects the rail profile, and the angle can be adjusted using the mechanical arm 2. The data is transmitted to the controller 4 in real time for processing. After processing and analysis, the detection results and reports are generated, and the detection reports are transmitted to the monitoring center, providing timely, accurate and reliable maintenance basis for track maintenance personnel.

[0017] The utility model discloses a track inspection vehicle for detecting surface defects of floating plates and rail profiles, which can simultaneously complete high-precision detection of surface defects of floating plates and rail profiles in one detection process, with a high degree of automation, thereby greatly saving detection time and labor costs, improving detection efficiency and accuracy, and ensuring safe operation of tracks.

Claims

1. A rail inspection vehicle for detecting surface defects of floating slabs and rail profiles, characterized in that: The invention comprises a base, at least four measuring wheels and at least four driving mechanisms connected to the measuring wheels are arranged at the bottom of the base, at least two camera devices are arranged at intervals along the front-to-back direction on the base, at least two mechanical arms are arranged at intervals along the front-to-back direction on the right side of the camera device on the base, the ends of the mechanical arms are extended to the left side of the camera device and are respectively connected to a rail profile detector, a controller and a power supply are arranged on the right side of the mechanical arms on the base, the signal output ends of the camera device and the rail profile detector, the driving mechanism and the control end of the mechanical arm are all connected to the controller, and the power supply ends of the driving mechanism, the camera device, the rail profile detector and the controller are all connected to the power supply.

2. A rail inspection vehicle for detecting surface defects of floating slabs and rail profiles according to claim 1, characterized in that: The driving mechanism is a wheel hub motor.

3. A rail inspection vehicle for detecting surface defects of floating slabs and rail profiles according to claim 1, characterized in that: The number of the camera devices is three.

4. A rail inspection vehicle for detecting floating plate surface defects and rail profiles according to claim 1, characterized in that: The rail profile detector is a laser measuring probe or a contact probe.

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