Track working condition digital sampling device for urban rail passenger car

Abstract

The utility model relates to the technical field of rail train operation safety monitoring, and discloses a rail working condition digital sampling device for an urban rail passenger car, which comprises a rail detection mounting beam, a sampling assembly, a detection assembly and a control box. The sampling assembly comprises a left rail surface detection installation support and a right rail surface detection installation support. And the left rail surface detection mounting bracket and the right rail surface detection mounting bracket are respectively arranged at two ends of the bottom of the rail detection mounting beam. The detection assembly comprises a left strand steel rail detection module, a right strand steel rail detection module, a left strand outside rail detection module, a rail middle detection module and a right strand outside rail detection module. The left strand steel rail detection module and the right strand steel rail detection module are installed on the left rail surface detection installation support and the right rail surface detection installation support respectively. The left strand rail outer detection module, the rail middle detection module and the right strand rail outer detection module are all located on the same side of the rail detection installation beam and arranged at intervals. Safety state comprehensive monitoring and fault hidden danger excavation early warning for online operation trains can be provided.

Description

Technical Field

[0001] The utility model relates to the technical field of track train operation safety monitoring, and particularly relates to a digital sampling device for track conditions of urban rail passenger cars. Background Technique

[0002] The digital sampling device for track conditions has been widely used in the prior art, mostly for subway engineering vehicles. Its main structures include a collection module, a support structure, a processing unit, etc. Usually, it is necessary to go through steps such as data processing and signal analysis to achieve track detection. Specifically, the digital sampling device for track conditions obtains information such as the geometric shape and surface state of the track through means such as cameras and lasers, then the processing unit processes and analyzes the data, and finally the vehicle-mounted end outputs the detection result.

[0003] Although the digital sampling device for track conditions in the prior art has achieved certain results, there are still some problems and disadvantages. First, the detection frequency of engineering vehicles is low, and it is impossible to provide real-time track data every day. Second, due to long-term use or the influence of harsh environments, the performance of the collection module may decline, resulting in inaccurate detection results. In addition, the algorithms and processes of data processing and signal analysis may be relatively complex, resulting in low detection speed and efficiency. Summary of the Utility Model

[0004] The technical problems solved by the utility model are as follows: First, the detection frequency of engineering vehicles is low, and it is impossible to provide real-time track data every day. Second, due to long-term use or the influence of harsh environments, the performance of the collection module may decline, resulting in inaccurate detection results. In addition, the algorithms and processes of data processing and signal analysis may be relatively complex, resulting in low detection speed and efficiency.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A digital sampling device for track conditions of urban rail passenger cars includes a track inspection installation beam, a sampling component, a detection component, and a control box.

[0007] The track inspection installation beam is arranged at the bottom of the passenger car.

[0008] The sampling component includes a left rail surface detection installation bracket and a right rail surface detection installation bracket. The left rail surface detection installation bracket and the right rail surface detection installation bracket are respectively arranged at both ends of the bottom of the track inspection installation beam.

[0009] The detection component includes a left rail detection module, a right rail detection module, a left out-rail detection module, a mid-rail detection module, and a right out-rail detection module. The left rail detection module and the right rail detection module are respectively installed on the left and right of the rail surface detection mounting bracket. The left out-rail detection module, the mid-rail detection module, and the right out-rail detection module are all located on the same side of the rail inspection mounting beam and are arranged at intervals.

[0010] The control box is installed inside the rail inspection mounting beam and is electrically connected to the left rail detection module, the right rail detection module, the left out-rail detection module, the mid-rail detection module, and the right out-rail detection module.

[0011] In one solution of the present utility model: A cavity for laying lines is provided inside the rail inspection mounting beam, and one side is open. Installation beam reinforcing ribs one and two are arranged at intervals inside the cavity. The control box is fixedly installed on the side wall at the opening of the rail inspection mounting beam or on the end walls of the installation beam reinforcing rib one and the installation beam reinforcing rib.

[0012] In one solution of the present utility model: A sealing plate is detachably connected to the opening of the rail inspection mounting beam.

[0013] In one solution of the present utility model: In the horizontal direction, the mounting surfaces of the left out-rail detection module, the mid-rail detection module, and the right out-rail detection module are not at the same height.

[0014] In one solution of the present utility model: It further includes a left rail inspection mounting bracket and a right rail inspection mounting bracket. The left rail inspection mounting bracket and the right rail inspection mounting bracket are respectively arranged at both ends of the top of the rail inspection mounting beam. The bottoms of the left rail inspection mounting bracket and the right rail inspection mounting bracket are both installed on the top of the rail inspection mounting beam by screws, and a number of mounting holes for connecting to the bottom of the passenger car are provided at the tops of the left rail inspection mounting bracket and the right rail inspection mounting bracket.

[0015] In one solution of the present utility model: The distance between the top of the left rail inspection mounting bracket and the rail surface of the passenger car track is 980 mm.

[0016] In one solution of the present utility model: The tops of the left rail surface detection mounting bracket and the right rail surface detection mounting bracket are both installed on the bottom of the rail inspection mounting beam by screws. A number of connection holes are provided on the left rail surface detection mounting bracket and the right rail surface detection mounting bracket. The number of connection holes is used to adjust the installation position and installation angle of the sampling device.

[0017] In one solution of the present utility model: An anti-detachment component is provided on the top of the rail inspection mounting beam. The anti-detachment component includes at least two eyebolt. The eyebolt is threadedly installed on the top of the rail inspection mounting beam, and a mounting rope is provided at the eyebolt part. One end of the mounting rope away from the eyebolt is used to connect to the bottom of the customer.

[0018] In one aspect of the present utility model: The control box is used to supply power to the detection component and control the detection component to perform detection operations according to preset signals or received signals.

[0019] Advantages of the present utility model:

[0020] When the digital sampling device for track working conditions of the present utility model is in use, it performs high-definition continuous imaging on the track surface and the equipment installed on the track surface, and the imaging range covers the top surface of the rail, the sleeper, the ballast bed, etc. The high-resolution linear array camera is used to complete the acquisition of track images, and the equal-spacing scanning of track facilities is realized through the control module and the image acquisition software. It has the functions of dynamically acquiring images, browsing images and analyzing and managing the surfaces of rails, fasteners, track slabs, sleepers and ballast beds, and can effectively improve the recognition accuracy and detection timeliness.

[0021] The additional aspects and advantages of the present utility model will be partially given in the following description, partially become obvious from the following description, or be understood through the practice of the present utility model. Description of the drawings

[0022] The above and / or additional aspects and advantages of the present utility model will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, wherein:

[0023] Figure 1 is a schematic structural diagram of the digital sampling structure for track working conditions of the present utility model;

[0024] Figure 2 is the front view of the track inspection installation beam;

[0025] Figure 3 is the rear view of the track inspection installation beam;

[0026] Figure 4 is Figure 2 the cross-sectional view from the A-A perspective in

[0027] Figure 5 is the front view of the digital sampling structure for track working conditions of the present utility model;

[0028] Figure 6 is the top view of the digital sampling structure for track working conditions of the present utility model;

[0029] Figure 7 is the schematic structural diagram of the digital sampling device for track working conditions of the present utility model;

[0030] Figure 8 is Figure 7 the front view of

[0031] Figure 9 is Figure 7 the top view of

[0032] Figure 10 yes Figure 7 Side view of

[0033] Figure 11 It is a layout diagram of the position of the digital sampling device for track working conditions of the utility model, the passenger car and the track when in use;

[0034] Figure 12 It is a schematic diagram of an image collected by the digital sampling device for track working conditions of the present invention;

[0035] Figure 13 It is another schematic diagram of an image collected by the digital sampling device for track conditions of the present invention.

[0036] In the figure: 1. Track inspection mounting beam; 2. Track inspection mounting bracket right; 3. Track inspection mounting bracket left; 4. Anti-drop rope; 5. Sealing plate; 6. Rail surface detection mounting bracket left; 7. Rail surface detection mounting bracket right; 8. Mounting beam reinforcement rib one; 9. Mounting beam reinforcement rib two; 10. Tie rod one; 11. Tie rod two; 12. Tie rod three; 13. Support screw; 14. Eye bolt; 15. Left rail outer detection module; 16. Rail center detection module; 17. Right rail outer detection module; 18. Left rail detection module; 19. Right rail detection module; 20. Control box. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0038] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0039] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0040] Embodiment 1

[0041] Please refer to Figures 1-6 , this embodiment is a digital sampling structure for track conditions of urban rail passenger cars, including a track inspection installation beam 1, a connection component, and a sampling component. Among them, the connection component is used to connect the track inspection installation beam 1 to the bottom of the passenger car. The connection component includes a left track inspection installation bracket 3 and a right track inspection installation bracket 2. The left track inspection installation bracket 3 and the right track inspection installation bracket 2 are respectively arranged at both ends of the top of the track inspection installation beam 1. The sampling component includes a left track surface detection installation bracket 6 and a right track surface detection installation bracket 7. The left track surface detection installation bracket 6 and the right track surface detection installation bracket 7 are respectively arranged at both ends of the bottom of the track inspection installation beam 1, and both the left track surface detection installation bracket 6 and the right track surface detection installation bracket 7 are used to install sampling equipment. By setting the connection component and the sampling component, the track inspection installation beam 1 can be installed on the C-shaped beam at the bottom of the vehicle, and it can realize providing comprehensive monitoring of the safety status of on-line operation trains, excavating early warnings of potential faults, and always mastering information such as the safety status of key components and potential fault hazards of operation trains.

[0042] Please combine with Figures 1-6 , a cavity for laying lines is arranged inside the track inspection installation beam 1, and one side is open. A sealing plate 5 is detachably connected to the opening of the track inspection installation beam 1, which not only facilitates the maintenance of equipment modules but also improves the overall aesthetics and avoids the exposure of wire harnesses. Installation beam reinforcing ribs 1 8 and installation beam reinforcing ribs 2 9 are arranged at intervals in the cavity. Specifically, when setting, the end walls of the installation beam reinforcing ribs 1 8 and the installation beam reinforcing ribs 2 9 can be provided with installation interfaces that match the sealing plate 5. When the sealing plate 5 is closed, it can seal the side of the track inspection installation beam 1 and improve the aesthetics.

[0043] Please combine with Figure 4 , further, a number of support screws 13 are also arranged in the cavity, and the support screws 13 provide an internal wiring support structure.

[0044] Specifically, the connection method between the left track inspection installation bracket 3, the right track inspection installation bracket 2 and the track inspection installation beam 1 is not limited. Please combine with Figures 1-5 , in some embodiments of this embodiment, the bottoms of the left track inspection installation bracket 3 and the right track inspection installation bracket 2 are both installed on the top of the track inspection installation beam 1 by screws, and a number of installation holes for connecting to the bottom of the passenger car are opened at the tops of the left track inspection installation bracket 3 and the right track inspection installation bracket 2. During installation, through the cooperation of the installation holes at the corresponding positions of the track inspection installation beam 1, the left track inspection installation bracket 3, and the right track inspection installation bracket 2, and fixed with screws. This connection method is conducive to disassembly, maintenance, and replacement.

[0045] Of course, in some implementation manners of this embodiment, the bottoms of the left track inspection mounting bracket 3 and the right track inspection mounting bracket 2 can also be welded to the top of the track inspection mounting beam 1, and mounting parts for connecting to the bottom of the passenger car are provided at the tops of the left track inspection mounting bracket 3 and the right track inspection mounting bracket 2. This connection method is stable and reliable in structure.

[0046] Specifically, the connection method between the left track inspection mounting bracket 3 and the right track inspection mounting bracket 2 and the track inspection mounting beam 1 is not limited. Please refer to Figures 1-5 , in some implementation manners of this embodiment, the tops of the left track surface inspection mounting bracket 6 and the right track surface inspection mounting bracket 7 are both mounted on the bottom of the track inspection mounting beam 1 by screws. This connection method is beneficial for disassembly, maintenance, and replacement. Of course, in some implementation manners of this embodiment, the tops of the left track surface inspection mounting bracket 6 and the right track surface inspection mounting bracket 7 are both welded to the bottom of the track inspection mounting beam 1. This connection method is stable and reliable in structure.

[0047] It should be noted that when the left track inspection mounting bracket 3 and the right track inspection mounting bracket 2 are installed, the installation angle can be adjusted according to actual needs so that the sampling device is convenient for collecting information. Further, a plurality of connection holes are provided on the left track surface inspection mounting bracket 6 and the right track surface inspection mounting bracket 7. The plurality of connection holes are used to adjust the installation position and installation angle of the sampling device.

[0048] Please refer to Figures 1-6 , a anti - detachment component is provided on the top of the track inspection mounting beam 1. The anti - detachment component includes at least two eyebolt 14. The eyebolt 14 is threadedly mounted on the top of the track inspection mounting beam 1, and an anti - detachment rope 4 is provided at the eyebolt part. One end of the anti - detachment rope 4 away from the eyebolt 14 is used to connect to the bottom of the passenger car. The anti - detachment rope 4 is an anti - detachment mechanism to ensure that after the fastening fails, the track inspection mounting beam 1 can be suspended under the car body to avoid safety accidents. The eyebolt 14 provides a mechanical interface for the anti - detachment mechanism.

[0049] Please refer to Figures 2-3 , a plurality of wire tying structures for external wire routing are provided on the outer side wall of the track inspection mounting beam 1. The wire tying structure includes a first wire tying rod 10, a second wire tying rod 11, and a third wire tying rod 12. The first wire tying rod 10, the second wire tying rod 11, and the third wire tying rod 12 are arranged on the beam of the track inspection mounting beam 1 for arranging external wire routing to improve the aesthetics of wiring.

[0050] It should be further explained that in this embodiment, the track inspection installation beam 1 is mainly used to protect the internal structure and module layout. The track inspection installation beam 1, the right track inspection installation bracket 2, and the left track inspection installation bracket 3 are connected by screws and are used to match the C-shaped groove interface at the bottom of the vehicle. The anti-disengagement rope 4 is an anti-disengagement mechanism, ensuring that after the fastening fails, the track inspection installation beam 1 can be suspended under the vehicle bottom to avoid safety accidents. The sealing plate 5 is a detachable structure, which not only facilitates the maintenance of equipment modules but also improves the overall aesthetics and prevents the wire harness from being exposed. The left track surface inspection installation bracket 6 and the right track surface inspection installation bracket 7 are arranged below the track inspection installation beam 1 and are used to arrange modules and adjust the angles of module cameras.

[0051] By installing the track inspection installation beam 1 on the C-shaped beam at the bottom of the vehicle, the digital sampling structure for track conditions of urban rail vehicles in this embodiment can provide comprehensive monitoring of the safety status of on-line operating trains, excavation and early warning of potential faults, and timely grasp information such as the safety status of key components and potential fault hazards of operating trains. It provides basic data information for the prevention of in-transit train accidents and operation-based maintenance.

[0052] Embodiment 2

[0053] Please refer to Figures 1-13 , this embodiment is a digital sampling device for track conditions of urban rail vehicles, which is composed of adding a detection component and a control box 20 on the basis of the digital sampling structure for track conditions of urban rail vehicles in Embodiment 1. The specific content is as follows:

[0054] Please refer to Figures 7-10, the track inspection installation beam 1 is arranged at the bottom of the passenger car. The sampling assembly includes a left track surface inspection mounting bracket 6 and a right track surface inspection mounting bracket 7. The left track surface inspection mounting bracket 6 and the right track surface inspection mounting bracket 7 are respectively arranged at both ends of the bottom of the track inspection installation beam 1. The detection assembly includes a left rail detection module 18, a right rail detection module 19, a left out-of-rail detection module 15, a mid-rail detection module 16 and a right out-of-rail detection module 17. The left rail detection module 18 and the right rail detection module 19 are respectively installed on the left track surface inspection mounting bracket 6 and the right track surface inspection mounting bracket 7. The left out-of-rail detection module 15, the mid-rail detection module 16 and the right out-of-rail detection module 17 are all located on the same side of the track inspection installation beam 1 and are arranged at intervals. The control box 20 is installed in the track inspection installation beam 1 and is electrically connected to the left rail detection module 18, the right rail detection module 19, the left out-of-rail detection module 15, the mid-rail detection module 16 and the right out-of-rail detection module 17. When the track condition digital sampling device of this embodiment is in use, it performs high-definition continuous imaging on the track surface and the equipment installed on the track surface, and the imaging range covers the rail top surface, sleepers, ballast bed, etc. The high-resolution linear array camera is used to complete the track image acquisition, and the equal-spacing scanning of the track facilities is realized through the control module and the image acquisition software. It has the functions of dynamically collecting images, browsing images and analyzing and managing the surfaces of rails, fasteners, track slabs, sleepers and ballast beds, and can effectively improve the recognition accuracy and detection timeliness.

[0055] It should be noted that the track surface inspection mounting bracket is set at a certain installation angle, so that the angle between the detection module and the rail can be adjusted according to the actual situation to ensure that the imaging effect reaches the best state. This adjustable design enables the device to be adjusted according to different actual situations, so as to better adapt to various complex track conditions.

[0056] Please combine Figures 1-10 , the control box 20 is fixedly installed on the side wall at the opening of the track inspection installation beam 1 or on the end wall of the installation beam reinforcing rib 8 and the installation beam reinforcing rib.

[0057] It should be noted that in the horizontal direction, the mounting surfaces of the left out-of-rail detection module 15, the mid-rail detection module 16 and the right out-of-rail detection module 17 are not at the same height. The laser cameras of each module can be horizontally staggered, so as to effectively avoid mutual interference. This design enables each module to work independently without mutual interference, ensuring the accuracy of detection. Specifically, during installation, the mounting surface is changed by adjusting the spacer block to achieve different heights.

[0058] Please combine Figure 11, the distance between the top of the left 3 of the track inspection installation bracket and the rail surface of the passenger car track is 980 mm. The viewing angles of the three groups of track detection modules can completely cover the track bed, and the viewing angles of the two groups of rail surface detection modules completely cover the corresponding photographed rail surface.

[0059] Please refer to Figures 7-10 , the control box 20 is used to supply power to the detection components and control the detection components to perform detection operations according to preset signals or received signals. When the train is running, high-definition continuous imaging is performed on the rail surface and the equipment installed on the rail surface, and the imaging range covers the top surface of the rail, the sleeper, the roadbed, etc. The high-resolution linear array camera is used to complete the acquisition of track images, and the equal-spacing scanning of track facilities is realized through the control module and the image acquisition software, which has the functions of dynamically acquiring images, browsing images and analyzing and managing the surfaces of rails, fasteners, track slabs, sleepers and roadbeds.

[0060] It should be explained that the track inspection installation beam 1 assembly is the foundation of the device, and installation interfaces are provided thereon, so that the device can be conveniently connected to the track. On one side of the installation beam, there are a left rail outer detection module 15, a rail middle detection module 16, and a right rail outer detection module 17. These modules each have specific detection functions and can detect the outer surface of the track, the middle of the track, and the outer surface of the other side of the track.

[0061] The working principle of this embodiment: Please refer to Figures 12-13 , when the track condition digital sampling device of this embodiment is in use, high-definition continuous imaging is performed on the rail surface and the equipment installed on the rail surface, and the imaging range covers the top surface of the rail, the sleeper, the roadbed, etc. The high-resolution linear array camera is used to complete the acquisition of track images, and the equal-spacing scanning of track facilities is realized through the control module and the image acquisition software, which has the functions of dynamically acquiring images, browsing images and analyzing and managing the surfaces of rails, fasteners, track slabs, sleepers and roadbeds, and can effectively improve the recognition accuracy and detection timeliness. The track condition digital sampling device for urban rail passenger cars can provide comprehensive monitoring of the safety status of on-line operating trains, mine early warnings of potential faults, and can always master information such as the safety status of key components and potential fault hazards of operating trains. It provides basic data information for the prevention of in-service train accidents and operation-based maintenance.

[0062] The above has described in detail an embodiment of the present invention, but the content described is only a preferred embodiment of the present invention and cannot be considered as limiting the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the application of the present invention shall still fall within the scope covered by the claims of the present invention.

Claims

1. A digital sampling device for track conditions for urban rail passenger cars, characterized in that: include: A track inspection mounting beam (1) is arranged at the bottom of the passenger car; A sampling assembly, comprising a left rail surface detection mounting bracket (6) and a right rail surface detection mounting bracket (7); the left rail surface detection mounting bracket (6) and the right rail surface detection mounting bracket (7) are respectively arranged at two ends of the bottom of the rail surface detection mounting beam (1); A detection component, comprising a left rail detection module (18), a right rail detection module (19), a left rail outer detection module (15), a rail center detection module (16) and a right rail outer detection module (17); the left rail detection module (18) and the right rail detection module (19) are respectively mounted on a left rail surface detection mounting bracket (6) and a right rail surface detection mounting bracket (7); the left rail outer detection module (15), the rail center detection module (16) and the right rail outer detection module (17) are all located on the same side of the rail inspection mounting beam (1) and are arranged at intervals; as well as A control box (20) is installed in the rail inspection mounting beam (1) and is electrically connected to a left rail inspection module (18), a right rail inspection module (19), a left rail outer inspection module (15), a rail center inspection module (16) and a right rail outer inspection module (17).

2. The digital sampling device for track conditions for urban rail passenger cars according to claim 1 is characterized in that: The track inspection mounting beam (1) is provided with a cavity for laying out a line, and one side is open; a mounting beam reinforcing rib (8) and a mounting beam reinforcing rib (9) are arranged in the cavity at intervals; the control box (20) is fixedly mounted on the side wall of the opening of the track inspection mounting beam (1) or on the mounting beam reinforcing rib (8) and the end wall of the mounting beam reinforcing rib.

3. The digital sampling device for track conditions for urban rail passenger cars according to claim 2 is characterized in that: A sealing plate (5) is detachably connected to the opening of the track inspection installation beam (1).

4. The digital sampling device for track conditions for urban rail passenger cars according to claim 1 is characterized in that: In the horizontal direction, the installation surfaces of the left rail outer detection module (15), the rail mid-detection module (16) and the right rail outer detection module (17) are not at the same height.

5. The digital sampling device for track conditions for urban rail passenger vehicles according to claim 1 is characterized in that: It also comprises a left rail inspection mounting bracket (3) and a right rail inspection mounting bracket (2); the left rail inspection mounting bracket (3) and the right rail inspection mounting bracket (2) are respectively arranged at two ends of the top of the rail inspection mounting beam (1); the bottom of the left rail inspection mounting bracket (3) and the bottom of the right rail inspection mounting bracket (2) are both mounted on the top of the rail inspection mounting beam (1) by screws, and the top of the left rail inspection mounting bracket (3) and the top of the right rail inspection mounting bracket (2) are both provided with a plurality of mounting holes for connecting with the bottom of the passenger car.

6. The digital sampling device for track conditions for urban rail passenger cars according to claim 5 is characterized in that: The distance between the top of the left track inspection mounting bracket (3) and the rail surface of the passenger car track is 980 mm.

7. The digital sampling device for track conditions for urban rail passenger cars according to claim 1 is characterized in that: The top of the left rail surface detection mounting bracket (6) and the top of the right rail surface detection mounting bracket (7) are both mounted on the bottom of the rail surface detection mounting beam (1) by means of screws; a plurality of connection holes are provided on the left rail surface detection mounting bracket (6) and the right rail surface detection mounting bracket (7); the plurality of connection holes are used to adjust the installation position and installation angle of the sampling device.

8. The digital sampling device for track conditions for urban rail passenger vehicles according to claim 1 is characterized in that: The top of the rail inspection installation beam (1) is provided with an anti-slip assembly; the anti-slip assembly comprises at least two eyebolts (14); the eyebolts (14) are threadedly mounted on the top of the rail inspection installation beam (1), and the eye portion is provided with an installation rope; the end of the installation rope away from the eyebolt (14) is used to connect to the bottom of the customer.

9. The digital sampling device for track conditions for urban rail passenger vehicles according to claim 1 is characterized in that: The control box (20) is used to supply power to the detection component and to control the detection component to perform a detection operation according to a preset signal or a received signal.

Images