CN113085947A

CN113085947A - Urban rail transit fault detection device

Info

Publication number: CN113085947A
Application number: CN202110375288.0A
Authority: CN
Inventors: 唐剑军
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-07-09

Abstract

The invention relates to the technical field of rail transit maintenance, in particular to an urban rail transit fault detection device which comprises a base and rollers arranged on the lower side of the base, wherein a support corresponding to the rollers is arranged on the lower side of the base, the rollers are rotatably connected with the support, a vibration sensor is arranged on the upper side of the support, a driving motor is arranged on one side of the bottom of the base, an output shaft of the driving motor is fixedly connected with the rollers, a plurality of groups of rollers are arranged on the two sides of the lower portion of the base in a divided mode, carbon brushes are arranged among the rollers and are arranged in a longitudinal vertical plane of the rollers, a carbon brush holder corresponding to the carbon brushes is arranged on the lower side of the base, and the carbon brush holder comprises a. The invention detects the vibration state of the roller through the vibration sensor, when the roller encounters a pit or a bulge, the vibration is abnormal, a signal is generated and fed back to maintenance personnel, the overhauling efficiency is improved, and meanwhile, the conductive performance of the rail is detected through the contact of the carbon brush and the rail, so that the influence on the grounding of a vehicle through a rail power supply is avoided.

Description

Urban rail transit fault detection device

Technical Field

The invention relates to the technical field of rail transit maintenance, in particular to an urban rail transit fault detection device.

Background

Urban rail transit is the backbone of urban public transport, has the characteristics of energy saving, land saving, large transportation volume, all weather, no pollution (or little pollution), safety and the like, belongs to a green environment-friendly traffic system, is particularly suitable for large and medium-sized cities, and has the advantages that after the rail is used for a period of time, the surface of the rail is abraded and damaged to a certain extent, even the surface of the rail is stained with sundries, the electric conduction is influenced, the subsequent vehicle running is influenced, and therefore the rail needs to be regularly detected through special equipment.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an urban rail transit fault detection device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an urban rail transit fault detection device, includes the base and sets up the gyro wheel at the base downside, the base downside is equipped with the support that corresponds with the gyro wheel, rotate between gyro wheel and the support and be connected, the support upside is equipped with the shock transducer, base bottom one side is equipped with driving motor, driving motor output shaft and gyro wheel fixed connection, the gyro wheel is equipped with the multiunit, divides and establishes base lower part both sides, be equipped with the carbon brush between the gyro wheel, the carbon brush sets up in the vertical plane of gyro wheel, the base downside is equipped with the carbon brush frame that corresponds with the carbon brush, the carbon brush frame is including connecting electric wire, spring and sliding sleeve, sliding contact between carbon brush and the sliding sleeve, the base upside is equipped with the controller, the controller deviates from driving motor one side and is equipped with the camera, the controller upside is equipped with control.

Preferably, the vibration sensor is embedded at the lower side of the base and is electrically connected with the controller.

Preferably, the rollers are arranged in parallel on two sides, the roller on one side of the driving motor is a front wheel, and the carbon brush and the roller on one side are located on the same straight line.

Preferably, the inner ring of the roller is embedded with a magnet, and the magnet is annular.

Preferably, a screw penetrates through the upper side of the sliding sleeve, an electric connection ring connected with an electric wire is sleeved on the upper side of the screw, and a fixing piece fixedly connected with the spring is arranged at the bottom of the screw.

Preferably, the electricity receiving ring is rotatably connected with the screw, and the sliding sleeve is connected with the fixing piece and the screw through threads.

Preferably, the lower end of the spring is fixedly connected with the carbon brush, and the carbon brush is electrically connected with the controller through the spring and the connecting wire.

Preferably, the controller is internally provided with an 89C51 singlechip, a storage battery and a transformer.

The invention has the beneficial effects that:

compared with the prior art, the invention detects the vibration state of the roller through the vibration sensor, when the roller encounters a pit or a bulge, the vibration is abnormal, a signal is generated and fed back to maintenance personnel, the maintenance efficiency is improved, and meanwhile, the conductive performance of the rail is detected through the contact of the carbon brush and the rail, so that the influence on the grounding of the vehicle through a rail power supply is avoided.

Drawings

Fig. 1 is a schematic sectional view of a main view of an urban rail transit fault detection device according to the present invention;

fig. 2 is a schematic top view of the urban rail transit fault detection device according to the present invention;

fig. 3 is a schematic structural diagram at a in fig. 1.

In the figure: the device comprises a control panel 1, a controller 2, a vibration sensor 3, a base 4, a driving motor 5, a magnet 6, a carbon brush 7, a carbon brush holder 8, an electric wire 81, a screw 82, a fixing sheet 83, a spring 84, a sliding sleeve 85, an electric ring 86, a roller 9, a support 10, a camera 11 and an antenna 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an urban rail transit fault detection device comprises a base 4 and rollers 9 arranged on the lower side of the base 4, wherein the lower side of the base 4 is provided with a support 10 corresponding to the rollers 9, the rollers 9 are rotatably connected with the support 10, the upper side of the support 10 is provided with a vibration sensor 3, one side of the bottom of the base 4 is provided with a driving motor 5, the output shaft of the driving motor 5 is fixedly connected with the rollers 9, the rollers 9 are provided with a plurality of groups which are respectively arranged on two sides of the lower part of the base 4, carbon brushes 7 are arranged between the rollers 9, the carbon brushes 7 are arranged in a longitudinal vertical plane of the rollers 9, the lower side of the base 4 is provided with carbon brush holders 8 corresponding to the carbon, spring 84 and sliding sleeve 85, sliding contact between carbon brush 7 and the sliding sleeve 85, base 4 upside is equipped with controller 2, and controller 2 deviates from driving motor 5 one side and is equipped with camera 11, and controller 2 upside is equipped with control panel 1 and antenna 12.

In the first embodiment, the vibration sensor 3 is embedded in the lower side of the base 4 and electrically connected to the controller 2, so that the controller 2 can receive the signal transmitted by the vibration sensor 3.

Specifically, the rollers 9 on the two sides are arranged in parallel, the roller 9 on one side of the driving motor 5 is a front wheel, and the carbon brush 7 and the roller 9 on one side are located on the same straight line to keep the carbon brush 7 against the upper surface of the rail.

Specifically, the magnet 6 is embedded in the inner ring of the roller 9, and the magnet 6 is annular, so that the roller 9 is abutted against the rail, and rollover is avoided.

Specifically, a screw 82 penetrates through the upper side of the sliding sleeve 85, an electric ring 86 connected with an electric wire 81 is sleeved on the upper side of the screw 82, a fixing piece 83 fixedly connected with the spring 84 is arranged at the bottom of the screw 82, the spring 84 is fixed through the screw 82, and quick detachment is achieved.

Furthermore, the electric ring 86 is rotatably connected with the screw 82, and the sliding sleeve 85 is in threaded connection with the fixing plate 83 and the screw 82.

Specifically, the lower end of the spring 84 is fixedly connected with the carbon brush 7, and the carbon brush 7 is electrically connected with the controller 2 through the spring 84 and the connecting wire 81, so that the grounding conductivity of the rail can be conveniently checked.

Specifically, the controller 2 is internally provided with an 89C51 single chip microcomputer, a storage battery and a transformer, so that intelligent management of equipment is realized, and the operation is simpler.

In the second embodiment, the antenna 12 may be replaced by a data storage device for storing the detection signal, so that the maintainer can observe the rail state regularly.

In the third embodiment, the antenna 12 may be replaced by an alarm, which directly prompts the maintainer to remedy the unevenness and avoid affecting subsequent use.

In this embodiment, driving motor 5 control gyro wheel 9 rotates, drives equipment and goes ahead on the rail, and the gyro wheel 9 upside directly contacts with support 10, does not have damping device, and vibration sensor 3 can effectual collection gyro wheel 6 and rail contact state, indirect detection rail surface quality, simultaneously through carbon brush 7 and rail direct contact, detects rail ground connection electric conductivity, avoids influencing the vehicle and carries out ground connection through the rail.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Claims

1. The utility model provides an urban rail transit fault detection device, includes base (4) and sets up gyro wheel (9) at base (4) downside, a serial communication port, base (4) downside is equipped with support (10) that correspond with gyro wheel (9), rotate between gyro wheel (9) and support (10) and be connected, support (10) upside is equipped with shock transducer (3), base (4) bottom one side is equipped with driving motor (5), driving motor (5) output shaft and gyro wheel (9) fixed connection, gyro wheel (9) are equipped with the multiunit, establish base (4) lower part both sides separately, be equipped with carbon brush (7) between gyro wheel (9), carbon brush (7) set up in the vertical plane of gyro wheel (9), base (4) downside is equipped with carbon brush frame (8) that correspond with carbon brush (7), carbon brush frame (8) are including electric wire (81), Spring (84) and sliding sleeve (85), sliding contact between carbon brush (7) and sliding sleeve (85), base (4) upside is equipped with controller (2), controller (2) deviate from driving motor (5) one side and are equipped with camera (11), controller (2) upside is equipped with control panel (1) and antenna (12).

2. The urban rail transit fault detection device according to claim 1, wherein the vibration sensor (3) is embedded in the lower side of the base (4) and is electrically connected with the controller (2).

3. The urban rail transit fault detection device according to claim 1, wherein the rollers (9) on two sides are arranged in parallel, the roller (9) on one side of the driving motor (5) is a front wheel, and the carbon brush (7) and the roller (9) on one side are located on the same straight line.

4. The urban rail transit fault detection device according to claim 1, wherein a magnet (6) is embedded in an inner ring of the roller (9), and the magnet (6) is annular.

5. The urban rail transit fault detection device according to claim 1, wherein a screw (82) penetrates through the upper side of the sliding sleeve (85), an electric connection ring (86) connected with an electric connection wire (81) is sleeved on the upper side of the screw (82), and a fixing piece (83) fixedly connected with the spring (84) is arranged at the bottom of the screw (82).

6. The urban rail transit fault detection device according to claim 5, wherein the power connection ring (86) is rotatably connected with the screw (82), and the sliding sleeve (85) is in threaded connection with the fixing plate (83) and the screw (82).

7. The urban rail transit fault detection device according to claim 1, wherein the lower end of the spring (84) is fixedly connected with a carbon brush (7), and the carbon brush (7) is electrically connected with the controller (2) through the spring (84) and a power connection wire (81).

8. The urban rail transit fault detection device according to claim 1, wherein an 89C51 single-chip microcomputer, a storage battery and a transformer are arranged in the controller (2).