CN218331901U - On-line power supply monitoring device of railway natural disaster monitoring system data remote transmission box - Google Patents
On-line power supply monitoring device of railway natural disaster monitoring system data remote transmission box Download PDFInfo
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- CN218331901U CN218331901U CN202222099928.2U CN202222099928U CN218331901U CN 218331901 U CN218331901 U CN 218331901U CN 202222099928 U CN202222099928 U CN 202222099928U CN 218331901 U CN218331901 U CN 218331901U
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Abstract
The utility model provides an online power monitoring device of a railway natural disaster monitoring system data remote transmission box, which comprises a photoelectric converter, an STM32 chip, a TD301 chip, a communication base station monitoring host and a lightning protection component; the photoelectric converter is used for connecting the power supply module to acquire power supply state information; the photoelectric converter is connected with the STM32 chip and used for processing and outputting the acquired power state information into a digital signal; the STM32 chip is connected with the TD301 chip and used for converting the digital signals into 485 signals and transmitting the 485 signals to the monitoring host of the communication base station through a digital cable; the communication base station monitoring host uploads the obtained data to the application server, and the remote maintenance terminal obtains power state information in real time through the application server; the lightning protection component is used for protecting the photoelectric converter, the STM32 chip and the TD301 chip from being struck by lightning. The device is used for remotely monitoring the power module and finding the power failure phenomenon of the switching power supply in time.
Description
Technical Field
The utility model relates to a high-speed railway operation monitoring field, specific theory has related to a railway natural disasters monitoring system data remote transmission case online power monitoring devices.
Background
A high-speed railway natural disaster and foreign body invasion monitoring system is an important component of a railway information system, monitors wind, rain and snow along a high-speed railway and foreign body invasion of an overpass road, and provides disaster early warning, alarm information and operation and maintenance suggestions for high-speed railway operation.
The wind, rain and snow equipment is installed along a railway, the data transmission unit is installed on a contact net rod under a wind, rain and snow acquisition point, and the data transmission unit is important equipment for strong wind early warning, rainstorm early warning and snow depth early warning and provides a working power supply and a data channel for the wind, rain and snow sensor.
The data transmission unit consists of a switching power supply, a lightning protection module, a terminal and a box.
In daily maintenance, the power failure phenomenon of a switching power supply is found to possibly occur under the conditions of electromagnetic interference, heavy current load and the like of a data transmission unit, and because the detection is not carried out under a wire, a fault point is not easy to judge, and the on-site inspection is needed at a skylight point, so that the defects of long inspection time, high processing difficulty, high technical level requirement on-site processing personnel and the like are caused.
In order to solve the above problems, people are always seeking an ideal technical solution.
Disclosure of Invention
The utility model aims at prior art's is not enough to a can remote observation power and power module state, in time discover the fault point, have the railway natural disasters monitoring system data remote transmission case on-line power monitoring devices of promptness advantage is provided.
The basic design concept of the application is as follows: a photoelectric converter is added at the power end of the data transmission unit to collect power state information, then the power state information is uploaded to a server through an original communication base station monitoring host through conversion, and then information is acquired by a remote monitoring maintenance terminal to achieve the purpose of collecting the power state information.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: an online power monitoring device of a railway natural disaster monitoring system data remote transmission box comprises a photoelectric converter, an STM32 chip, a TD301 chip, a communication base station monitoring host and a lightning protection assembly;
the photoelectric converter is used for connecting the power supply module to obtain power supply state information;
the photoelectric converter is connected with the STM32 chip and is used for processing and outputting the acquired power state information into a digital signal;
the STM32 chip is connected with the TD301 chip and used for converting a digital signal into a 485 signal and transmitting the 485 signal to the communication base station monitoring host through a digital cable;
the communication base station monitoring host uploads the obtained data to an application server, and a remote maintenance terminal obtains power state information in real time through the application server;
the lightning protection component is used for protecting the photoelectric converter, the STM32 chip and the TD301 chip from being struck by lightning.
The utility model discloses relative prior art has substantive characteristics and progress, specific theory, the utility model discloses a photoelectric converter gathers the power condition, and the output digital signal is handled to the input STM32 chip, converts 485 signals into through TD301 chip again, transmits communication base station monitoring host computer through digital cable. After being processed by the monitoring host, the information is transmitted to the application server, the information is distributed to the maintenance terminal through the railway bureau central server, field workers acquire the information, judge whether the power supply fails or the data transmission unit fails, and make corresponding processing means.
By additionally arranging the equipment, the states of the power supply and the power supply module can be remotely observed, maintenance basis is provided for maintenance units, problem handling is accelerated, and problem handling difficulty is reduced.
Drawings
Fig. 1 is a schematic circuit diagram of a photoelectric converter according to the present invention.
Fig. 2 is a schematic circuit diagram of an STM32 chip in the present invention.
Fig. 3 is a schematic circuit diagram of the TD301 chip of the present invention.
Detailed Description
The technical solution of the present invention is further described in detail through the following embodiments.
As shown in fig. 1 to fig. 3, an online power monitoring device for a data remote transmission box of a railway natural disaster monitoring system comprises a photoelectric converter, an STM32 chip, a TD301 chip, a communication base station monitoring host and a lightning protection component.
The photoelectric converter comprises two groups of parallel circuits, wherein each group of parallel circuits comprises a switching value acquisition circuit consisting of a power input end, a diode, an optocoupler and a resistor, the two power input ends are respectively connected with the anode and the cathode of a power supply, and the photoelectric converter mainly has the function of connecting a power supply module to obtain power supply state information.
Photoelectric converter connects the STM32 chip and is used for the power state information processing output who will gather as digital signal, and is specific, and the fourth pin of the opto-coupler in two sets of parallel circuit connects the PA10 and the PA9 pin of STM32 chip respectively.
The STM32 chip is connected with the TD301 chip and is used for converting digital signals into 485 signals and transmitting the 485 signals to the communication base station monitoring host through a digital cable, specifically, the PA2 pin and the PA3 pin of the STM32 chip are respectively connected with the TXD pin and the RXD pin of the TD301 chip, the STM32 chip is an embedded low-power-consumption singlechip, and the TD301 chip is an embedded low-power-consumption isolation transceiver module.
The communication base station monitoring host uploads the obtained data to the application server, and the remote maintenance terminal obtains the power state information in real time through the application server.
The lightning protection component is used for protecting the photoelectric converter, the STM32 chip and the TD301 chip from being struck by lightning.
The working principle is as follows:
two input ports of photoelectric converter are connected to the switching power supply module of data transmission unit respectively, real-time state to switching power supply is gathered, and with the information transmission who gathers in the STM32 chip, the STM chip utilizes self function to export to the TD301 chip after with signal conversion to digital signal, convert into 485 signals by the TD301 chip again, transmit to communication base station monitoring host computer through digital cable, with the help of communication base station monitoring host computer with data upload to application server, distribute to maintaining on the terminal by railway administration central server again, acquire the information by the staff who is responsible for this aspect of work, in time discover the problem, and make corresponding processing means.
Specifically, if a worker finds a communication fault, the worker calls the monitoring device to find that the feedback of the monitoring device is normal, which indicates that the power supply of a power supply is normal, and the data transmission fault is in the transmission equipment;
if the communication fault is found by the staff, the monitoring device is called to find that the feedback of the monitoring device is abnormal, which indicates that the fault is caused by the power failure of the power supply;
after simple judgment, different methods can be adopted to solve the problem.
The scheme solves the problem that manual on-site inspection is needed in the traditional mode, the processing difficulty is greatly reduced, the railway operation efficiency is effectively improved, and the existing wind, rain and snow lines are not influenced in the transformation process.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the technical solution of the present invention, the present invention should be covered by the technical solution of the present invention.
Claims (6)
1. The utility model provides a railway natural disasters monitoring system data remote transmission case on-line power monitoring devices which characterized in that: the system comprises a photoelectric converter, an STM32 chip, a TD301 chip, a communication base station monitoring host and a lightning protection assembly;
the photoelectric converter is used for connecting the power supply module to obtain power supply state information;
the photoelectric converter is connected with the STM32 chip and is used for processing and outputting the acquired power state information into a digital signal;
the STM32 chip is connected with the TD301 chip and is used for converting a digital signal into a 485 signal and transmitting the 485 signal to the monitoring host of the communication base station through a digital cable;
the communication base station monitoring host uploads the obtained data to an application server, and a remote maintenance terminal obtains power state information in real time through the application server;
the lightning protection component is used for protecting the photoelectric converter, the STM32 chip and the TD301 chip from being struck by lightning.
2. The on-line power monitoring device of the railway natural disaster monitoring system data remote transmission box according to claim 1, characterized in that: the STM32 chip is an embedded low-power-consumption single chip microcomputer.
3. The on-line power monitoring device of the railway natural disaster monitoring system data remote transmission box according to claim 1 or 2, characterized in that: the TD301 chip is an embedded low-power isolation transceiver module.
4. The on-line power monitoring device of the railway natural disaster monitoring system data remote transmission box according to claim 3, characterized in that: the photoelectric converter comprises two groups of parallel circuits, wherein each group of parallel circuits comprises a switching value acquisition circuit consisting of a power input end, a diode, an optocoupler and a resistor.
5. The on-line power monitoring device of the railway natural disaster monitoring system data remote transmission box according to claim 4, characterized in that: and fourth pins of the optical couplers in the two groups of parallel circuits are respectively connected with pins PA10 and PA9 of the STM32 chip.
6. The on-line power monitoring device of the railway natural disaster monitoring system data remote transmission box according to claim 4, characterized in that: the PA2 and PA3 pins of the STM32 chip are respectively connected with the TXD and RXD pins of the TD301 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222099928.2U CN218331901U (en) | 2022-08-10 | 2022-08-10 | On-line power supply monitoring device of railway natural disaster monitoring system data remote transmission box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222099928.2U CN218331901U (en) | 2022-08-10 | 2022-08-10 | On-line power supply monitoring device of railway natural disaster monitoring system data remote transmission box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218331901U true CN218331901U (en) | 2023-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222099928.2U Active CN218331901U (en) | 2022-08-10 | 2022-08-10 | On-line power supply monitoring device of railway natural disaster monitoring system data remote transmission box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218331901U (en) |
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2022
- 2022-08-10 CN CN202222099928.2U patent/CN218331901U/en active Active
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