CN218805837U

CN218805837U - Automatic monitoring and alarming device for maintenance-free track slab

Info

Publication number: CN218805837U
Application number: CN202223206052.3U
Authority: CN
Inventors: 陈前程; 张立达
Original assignee: Beijing Tianyou Tanda Communication Technology Co ltd
Current assignee: Beijing Tianyou Tanda Communication Technology Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-04-07
Anticipated expiration: 2032-11-29

Abstract

The utility model relates to an automatic monitoring and alarming device for a maintenance-free track slab, which comprises a sensing unit and a host computer; the sensing unit comprises a two-axis angle meter and a temperature sensor; the host comprises an interface conversion module, a micro-processing module, a wireless communication module, a power supply control module and a power supply module; the two-axis goniometer and the temperature sensor are integrally packaged, inserted into a mounting hole in the middle of the track slab in the longitudinal direction and sealed; the host is fixed on the side surface of the track slab and is connected with the sensing unit through a cable; the two-axis goniometer and the temperature sensor are connected with the micro-processing module; the micro-processing module is connected with the wireless communication module through the interface conversion module; the power supply module is connected with the micro-processing module through the power control module. The utility model discloses can the small deformation and the core temperature of automated inspection track board, pass to the deformation degree and the trend of change that analysis platform is used for analyzing the track board on with measured data through wireless network to automatic alarm when track board deformation volume surpasss normal range.

Description

Automatic monitoring and alarming device for maintenance-free track slab

Technical Field

The utility model belongs to the technical field of high-speed railway track board monitoring, especially, relate to a non-maintaining track board automatic monitoring and alarm device.

Background

The ride comfort and safety of the vehicle are greatly affected by the smoothness of the track structure. The high-speed railway adopts the track slab to support and fix the steel rail, and the track slab can generate warping deformation under the influence of temperature difference because of small heat conductivity coefficient, thereby influencing the smoothness of the track. Uneven deformation caused by seasonal frost heaving and thawing sinking of the roadbed in cold regions can also cause the irregularity of the track slab and the track surface.

Ensuring the smoothness of the track structure is one of the key points of the daily maintenance work of the engineering department. At present, the detection of the smoothness of the track mainly adopts the modes of manual inspection and periodic track inspection vehicle detection, and the places with poor smoothness of the track can be found according to the records of the manual inspection and the track inspection vehicle so as to take the measures of emergency repair or speed limitation. However, in the manual inspection mode, the workload is large, the working efficiency is low, the inspection interval time is long, and no data is stored, so that intelligent analysis is difficult to perform; the periodic rail inspection vehicle detection mode has the advantages of longer detection period, low detection precision and positioning precision, capability of only finding problems and troubleshooting hidden dangers, and incapability of meeting the informatization and intelligent requirements of modern railway construction and operation maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a non-maintaining track board automatic monitoring and alarm device, small deformation (0.001) and the core temperature of ability automated inspection track board pass through wireless network (private network or public network) with measured data and are used for the deformation degree and the trend of change of analysis track board to automatic alarm when track board deformation volume surpasss normal range.

The utility model provides an automatic monitoring and alarming device for a maintenance-free track slab, which comprises a sensing unit and a host; the sensing unit comprises a two-axis goniometer and a temperature sensor; the host comprises an interface conversion module, a micro-processing module, a wireless communication module, a power supply control module and a power supply module;

the two-axis goniometer and the temperature sensor are integrally packaged, inserted into a mounting hole in the middle position of the track slab in the longitudinal direction and sealed, and the X axis and the Y axis of the two-axis goniometer respectively correspond to the transverse direction and the longitudinal direction of the track slab; the host is fixed on the side surface of the track slab and is connected with the sensing unit through a cable;

the two-axis goniometer and the temperature sensor are connected with the micro-processing module, and are respectively used for measuring the transverse and longitudinal deformation angles of the track slab and the slab core temperature data and sending the measured data to the micro-processing module;

the micro-processing module is connected with the wireless communication module through the interface conversion module and is used for sending the measurement data and the alarm information to a remote analysis platform through the wireless communication module;

the power supply module is connected with the micro-processing module through the power supply control module and used for providing power for the two-axis goniometer, the temperature sensor, the interface conversion module, the micro-processing module and the wireless communication module.

Furthermore, the two-axis goniometer and the temperature sensor are connected with the micro-processing module through a data line and a control line.

Furthermore, the microprocessor module is connected with the interface conversion module through a data bus, a control bus and an address bus, and the interface conversion module is connected with the wireless communication module through an RS485 bus.

Furthermore, the power supply module is connected with the power supply control module through a power line, and the power supply control module is connected with the micro-processing module through a control bus.

Further, the power supply module adopts a disposable battery.

Further, the sensing unit and the host are mounted in respective housings.

Borrow by above-mentioned scheme, through non-maintaining track board automatic monitoring and alarm device, have following technological effect:

1) The automatic on-line monitoring can be realized, the problems of low working efficiency, long polling interval time and the like of manual polling are solved, and the workload is reduced; the problems of long detection period, low measurement and positioning precision and the like of the rail inspection vehicle are solved.

2) Through continuous measurement and data uploading, the problem that no data is left in manual inspection is solved, and a data basis is provided for intelligent analysis; the track slab operation and maintenance system can find problems in time, can investigate potential safety hazards, provides scientific basis for reasonably arranging maintenance plans, and meets the requirements of digitization and informatization of track slab operation and maintenance.

3) The device can automatically alarm the deformation of the track slab beyond the range, and meets the intelligent requirement of operation and maintenance of the track slab.

4) By adopting a low-power-consumption power supply control technology, the device can operate for more than 5 years without maintenance, meets the requirements of low carbon and energy saving, and simultaneously avoids increasing the workload of operation and maintenance personnel.

The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings.

Drawings

Fig. 1 is a block diagram of the automatic monitoring and alarming device for the maintenance-free track slab of the invention.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1, the present embodiment provides an automatic monitoring and alarming device for a maintenance-free track slab, which includes a sensing unit 1 and a host 2; the sensing unit 1 comprises a two-axis goniometer 11 and a temperature sensor 12; the host 2 comprises an interface conversion module 21, a micro-processing module 22, a wireless communication module 23, a power control module 24 and a power supply module 25; the two-axis goniometer 11 and the temperature sensor 12 are integrally packaged, inserted into a mounting hole (a transverse side-by-side position and a hole without reinforcing bars) in the longitudinal middle position of the track slab and sealed, and the X axis and the Y axis of the two-axis goniometer respectively correspond to the transverse direction and the longitudinal direction of the track slab; the host machine 2 is fixed on the side surface of the track plate and connected with the sensing unit 1 through a cable, and the cable between the sensing unit and the host machine is fixed on the track plate; the two-axis goniometer 11 and the temperature sensor 12 are connected with the microprocessor module 22, and are respectively used for measuring the transverse and longitudinal deformation angles of the track slab and the slab core temperature data and sending the measured data to the microprocessor module 22; the micro-processing module 22 is connected with the wireless communication module 23 through the interface conversion module 21, and is used for sending the measurement data and the alarm information to the remote analysis platform through the wireless communication module 23; the power supply module 25 is connected with the microprocessor module 22 through the power control module 24, and is configured to provide power to the modules (the two-axis goniometer 11, the temperature sensor 12, the interface conversion module 21, the microprocessor module 22, and the wireless communication module 23).

The two-axis goniometer is BWM826, high-precision measurement of 0.001-degree transverse and longitudinal deformation of the track slab can be realized, and deformation measurement devices such as fiber gratings, laser radars and the like can be adopted to replace the two-axis goniometer to measure in other examples. The temperature sensor is implanted into the track slab, so that the change of the slab core temperature of the track slab is mastered. The two-axis goniometer 11 and the temperature sensor 12 measure the transverse and longitudinal deformation angles of the track slab and the temperature data of the slab core according to the configurable data measurement interval time, and send the measurement data to the analysis platform through a wireless communication module (model: ML 7810-M) according to the configurable data sending interval time. The micro-processing module 22 adopts an STC STC8H1K08S2 single chip microcomputer, realizes the functions of real-time discrimination of measured data and real-time alarm by introducing a threshold discrimination mechanism through edge calculation, compares and discriminates transverse and longitudinal deformation data with a configurable normal deformation range during measurement, generates alarm and immediately sends the alarm to an analysis platform without waiting for sending interval time if the measured data exceeds the range. The power supply module is powered by a disposable battery (or a cable or solar battery), the model of the power supply control module is AMS-SEMITECH AMS1117+ CHIPSTAR CS5080E, and the working state (working, sleeping, shutdown, awakening and the like) of each module is automatically controlled during working, so that low-power operation is achieved, and the requirement of maintenance-free operation for more than 5 years is met.

In the present embodiment, the two-axis goniometer 11 and the temperature sensor 12 are connected to the microprocessor 22 through data lines and control lines.

In this embodiment, the microprocessor module 22 is connected to the interface conversion module 21 through a data bus, a control bus and an address bus, and the interface conversion module 21 is connected to the wireless communication module 23 through an RS485 bus.

In this embodiment, the power supply module 25 is connected to the power control module 24 via a power line, and the power control module 24 is connected to the microprocessor module 22 via a control bus.

In the present embodiment, the sensing unit 1 and the main body 2 are installed in respective housings.

This non-maintaining track board automatic monitoring and alarm device has following technological effect:

2) Through continuous measurement and data uploading, the problem that no data is reserved in manual inspection is solved, and a data basis is provided for intelligent analysis; the track slab operation and maintenance system can find problems in time, can investigate potential safety hazards, provides scientific basis for reasonably arranging maintenance plans, and meets the requirements of digitization and informatization of track slab operation and maintenance.

4) By adopting a low-power-consumption power supply control technology, the device can operate for more than 5 years without maintenance, meets the requirements of low carbon and energy conservation, and avoids increasing the workload of operation and maintenance personnel.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An automatic monitoring and alarming device for a maintenance-free track slab is characterized by comprising a sensing unit (1) and a host (2); the sensing unit (1) comprises a two-axis goniometer (11) and a temperature sensor (12); the host (2) comprises an interface conversion module (21), a micro-processing module (22), a wireless communication module (23), a power control module (24) and a power supply module (25);

the two-axis goniometer (11) and the temperature sensor (12) are integrally packaged, inserted into a mounting hole in the middle of the longitudinal direction of the track slab and sealed, and the X axis and the Y axis of the two-axis goniometer respectively correspond to the transverse direction and the longitudinal direction of the track slab; the host (2) is fixed on the side surface of the track plate and is connected with the sensing unit (1) through a cable;

the two-axis goniometer (11) and the temperature sensor (12) are connected with the micro-processing module (22) and are respectively used for measuring the transverse and longitudinal deformation angles of the track slab and the slab core temperature data and sending the measured data to the micro-processing module (22);

the micro-processing module (22) is connected with the wireless communication module (23) through the interface conversion module (21) and is used for sending the measurement data and the alarm information to a remote analysis platform through the wireless communication module (23);

the power supply module (25) is connected with the micro-processing module (22) through the power control module (24) and is used for providing power for the two-axis goniometer (11), the temperature sensor (12), the interface conversion module (21), the micro-processing module (22) and the wireless communication module (23).

2. The maintenance-free track slab automatic monitoring and alarming device according to claim 1, wherein the two-axis goniometer (11) and the temperature sensor (12) are connected with the micro-processing module (22) through data lines and control lines.

3. The maintenance-free track slab automatic monitoring and alarming device as claimed in claim 1, wherein the microprocessor module (22) is connected with the interface conversion module (21) through a data bus, a control bus and an address bus, and the interface conversion module (21) is connected with the wireless communication module (23) through an RS485 bus.

4. The maintenance-free track slab automatic monitoring and alarming device according to claim 1, wherein the power supply module (25) is connected with the power supply control module (24) through a power line, and the power supply control module (24) is connected with the microprocessor module (22) through a control bus.

5. The maintenance-free track slab automatic monitoring and warning device according to claim 1, characterized in that the power supply module (25) employs disposable batteries.

6. The maintenance-free track slab automatic monitoring and alarming device according to claim 1, wherein the sensing unit (1) and the main machine (2) are installed in respective housings.