CN220584374U - Train first cabinet monitored control system - Google Patents
Train first cabinet monitored control system Download PDFInfo
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- CN220584374U CN220584374U CN202322083266.4U CN202322083266U CN220584374U CN 220584374 U CN220584374 U CN 220584374U CN 202322083266 U CN202322083266 U CN 202322083266U CN 220584374 U CN220584374 U CN 220584374U
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Abstract
The utility model discloses a train head cabinet monitoring system which comprises a switch acquisition module or a direct current acquisition module, a direct current main control module and a power supply monitoring module, wherein the switch acquisition module or the direct current acquisition module and the power supply monitoring module are electrically connected with the direct current main control module; the switch acquisition module acquires the switch state of the output shunt; the direct current acquisition module acquires full-electric quantity parameters of the direct current signals; the direct current main control module is matched with the display control module for use, receives the data of the switch acquisition module or the direct current acquisition module through the RS485 bus and uploads the data to the display control module; the power supply monitoring module monitors incoming wires in an omnibearing and real-time mode. The monitoring system has complete internal functions, and can monitor and control data such as electric parameters, alarm information and the like in real time.
Description
Technical Field
The utility model belongs to the technical field of electronic monitoring, and particularly relates to a train head cabinet monitoring system.
Background
The column head cabinet is a power distribution cabinet, and is usually called a column head cabinet at the forefront end of a column of cabinet equipment, and called a column tail cabinet at the extreme end; the structure of the column head cabinet is similar to a cabinet type distribution box, a plurality of circuit breakers are concentrated inside, and the main function is to provide power for alternating current or direct current loads of the column cabinet, so that the distribution function is achieved.
Along with the development of modern science and technology, the electric power system gradually develops to a comprehensive automation machine room without personnel. The direct current cabinet monitoring system is a basis for controlling and protecting the power system, and whether the system is reliable or not directly influences the safe operation of the power supply and distribution system.
The traditional train head cabinet monitoring system only monitors and detects electric parameters such as main and standby total input current, voltage, electric quantity and the like, only is provided with current sensors of two input loops, and the output shunt block does not perform any detection; so that the data that can be detected is limited and the results are not accurate enough.
It is therefore becoming increasingly important to increase the reliability and level of automation of monitoring systems to meet the demands of power system development.
Disclosure of Invention
In order to make up for the defects of the prior art, the utility model provides a train head cabinet monitoring system which comprises a switch acquisition module or a direct current acquisition module, a direct current main control module and a power supply monitoring module, wherein the switch acquisition module or the direct current acquisition module and the power supply monitoring module are electrically connected with the direct current main control module; the switch acquisition module acquires the switch state of the output shunt; the direct current acquisition module acquires full-electric quantity parameters of the direct current signals; the direct current main control module is matched with the display control module for use, receives the data of the switch acquisition module or the direct current acquisition module through the RS485 bus and uploads the data to the display control module; the power supply monitoring module monitors incoming wires in an omnibearing and real-time mode.
Further, the switch acquisition module comprises a controller, a converter and an isolation unit, wherein the controller is electrically connected with the converter, and the converter is electrically connected with the isolation unit; the controller is electrically connected with a power supply, and supplies power to the controller in real time through the power supply, and then the controller supplies power to the inside; the controller collects the state of the switch, converts the state into other signals through the converter, and transmits the result to the direct-current main control module through the RS485 bus.
Further, the switch acquisition module supports both wet and dry types of contacts.
Further, the direct current acquisition module comprises a controller, an isolation unit and a metering chip, wherein the controller is connected with a power supply, and is powered by the power supply in real time and then internally; the isolation unit is connected with the controller, and the metering chip is connected with the isolator; and acquiring full electric quantity parameters of each path of direct current signal through a metering chip, and transmitting the result to a direct current main control module through an RS485 bus.
Further, the display control module adopts an embedded color touch screen.
In this application direct current collection module and switch collection module can not hang in same first cabinet of row, and switch collection module can be to the switch state monitoring of output branching, and direct current collection module not only has switch collection module's function, can also detect every branching electric parameter. The customer may choose according to his own needs.
Compared with the prior art, the utility model has the following advantages:
(1) The monitoring system has complete internal functions, and can monitor and control data such as electric parameters, alarm information and the like in real time;
(2) The power supply monitoring module can monitor 144 paths of the output branches, and can expand the monitoring paths of the output branches according to actual conditions;
(3) The switch acquisition module realizes the switch state acquisition of 48 (main 24+standby 24) output branches, supports two types of wet contact (voltage monitoring principle) or dry contact (auxiliary contact), and can select a single-path outgoing line and a double-path outgoing line according to actual conditions;
(4) Each mode has different topological graphs and related display interfaces, and different detection schemes are provided for different devices;
(5) The display control module preferably adopts an embedded color touch screen, the man-machine interface is simple to operate, and the monitoring picture is concise and clear.
Drawings
FIG. 1 is a block diagram of a monitoring system of the present utility model;
FIG. 2 is a block diagram of a switch acquisition module of the present utility model;
fig. 3 is a block diagram of a dc acquisition module according to the present utility model.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1, the monitoring system of the train head cabinet comprises a switch acquisition module or a direct current acquisition module, a direct current main control module and a power supply monitoring module, wherein the switch acquisition module or the direct current acquisition module and the power supply monitoring module are electrically connected with the direct current main control module; the switch acquisition module is used for outputting the switch state acquisition of the shunt; the direct current acquisition module is used for acquiring full electric quantity parameters of the direct current signals; the direct-current main control module is a core of the whole system, is matched with the display control module for use, and is used as a main module to receive data of the switch acquisition module or the direct-current acquisition module through an RS485 bus and upload the data to the display control module; the power supply monitoring module is used for carrying out omnibearing real-time monitoring on the incoming lines of the two paths of incoming lines.
The display control module preferably employs an embedded mounted color touch screen, preferably a 7 inch, 65K color industrial-scale color touch screen. The direct current main control module is matched with an embedded color touch screen, and the functions of the direct current main control module comprise: all power parameters of the two paths of 48V direct current incoming lines are monitored, the incoming line switch state, the lightning arrester state, the data of each downlink acquisition module are read, and comprehensive alarm processing, driving and interaction of a human-computer interface, output of an audible and visual alarm signal and the like are performed.
The power supply monitoring module can monitor all-round real-time parameters of all-electric quantity of the main and standby two-way incoming lines, an incoming line main switch, an incoming line lightning arrester and a maximum 144-way outgoing line switch, can flexibly set all alarm thresholds on site, and can immediately trigger an audible light alarm when an out-of-limit event occurs; the industrial-grade color touch screen with 7 inches and 65K colors is matched, so that the man-machine interaction is simple and friendly, and the operation is convenient. The intelligent monitoring system is particularly suitable for intelligent monitoring of terminal power distribution equipment such as various row-header cabinets, direct-current distribution panels, power distribution boxes and the like.
As shown in fig. 2, the switch acquisition module is a multi-loop switch acquisition module and comprises a controller, a converter and an isolation unit, wherein the controller is connected with a power supply, the power supply supplies power to the controller in real time, and the controller supplies power to the interior; the isolation unit is connected with the converter, and the converter is also connected with the controller; the state (high and low level) of the switch is collected through the controller and then converted into other signals through the converter, and the result is transmitted to the direct-current main control module through the RS485 bus. The switch acquisition module realizes the switch state acquisition of 48 (main 24+standby 24) output branches and supports two types of wet contact (voltage monitoring principle) or dry contact (auxiliary contact). The interface circuit of the switch acquisition module adopts optical coupling isolation software with the voltage of up to 3000V to sample and filter for many times, and is connected with the main control module through a standard 485 communication interface to realize the switch state monitoring of the output shunt.
As shown in fig. 3, the direct current acquisition module is a multi-loop direct current acquisition module, and comprises a controller, an isolation unit and a metering chip, wherein the controller is connected with a power supply and is powered by the power supply in real time, and then the controller supplies power to the inside; the isolation unit is connected with the controller, and the metering chip is connected with the isolator; and acquiring full electric quantity parameters of each path of direct current signal through a metering chip, and transmitting the result to a direct current main control module through an RS485 bus.
The multi-loop direct current acquisition module adopts an independent metering chip, realizes the full-electric quantity parameter acquisition of 24 paths (A12 paths+B12 paths) of direct current signals, comprises voltage, current, active power, active electric energy and the like, and is compatible with direct current systems of 48V, 240V, 336V and the like. The voltage and current terminals of each path of the module are completely independent, the state of the current switch can be obtained by measuring the voltage value, and the standard 485 communication interface is connected with the main control module to realize the full electric quantity collection of the output shunt and the switch state monitoring.
In this application direct current collection module and switch collection module can not hang in same first cabinet of row, and switch collection module can be to the switch state monitoring of output branching, and direct current collection module not only has switch collection module's function, can also detect every branching electric parameter. The customer may choose according to his own needs.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (5)
1. The monitoring system of the train head cabinet is characterized by comprising a switch acquisition module or a direct current acquisition module, a direct current main control module and a power supply monitoring module, wherein the switch acquisition module or the direct current acquisition module and the power supply monitoring module are electrically connected with the direct current main control module; the switch acquisition module acquires the switch state of the output shunt; the direct current acquisition module acquires full-electric quantity parameters of the direct current signals; the direct current main control module is matched with the display control module for use, receives the data of the switch acquisition module or the direct current acquisition module through the RS485 bus and uploads the data to the display control module; the power supply monitoring module monitors incoming wires in an omnibearing and real-time mode.
2. The column header cabinet monitoring system of claim 1, wherein the switch acquisition module comprises a controller, a converter and an isolation unit, the controller is electrically connected with the converter, and the converter is electrically connected with the isolation unit; the controller is electrically connected with a power supply, and supplies power to the controller in real time through the power supply, and then the controller supplies power to the inside; the controller collects the state of the switch, converts the state into other signals through the converter, and transmits the result to the direct-current main control module through the RS485 bus.
3. A train head cabinet monitoring system according to claim 2 wherein the switch acquisition module supports both wet and dry types of contacts.
4. The system of claim 1, wherein the dc collection module comprises a controller, an isolation unit and a metering chip, the controller is connected to a power supply and is powered by the power supply in real time, and the controller is powered internally; the isolation unit is connected with the controller, and the metering chip is connected with the isolator; and acquiring full electric quantity parameters of each path of direct current signal through a metering chip, and transmitting the result to a direct current main control module through an RS485 bus.
5. The column header cabinet monitoring system of claim 1, wherein the display control module employs an embedded color touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322083266.4U CN220584374U (en) | 2023-08-04 | 2023-08-04 | Train first cabinet monitored control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322083266.4U CN220584374U (en) | 2023-08-04 | 2023-08-04 | Train first cabinet monitored control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220584374U true CN220584374U (en) | 2024-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322083266.4U Active CN220584374U (en) | 2023-08-04 | 2023-08-04 | Train first cabinet monitored control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220584374U (en) |
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2023
- 2023-08-04 CN CN202322083266.4U patent/CN220584374U/en active Active
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Address after: 311401 No. 20, Yuyang Road, Lushan street, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Southeast Jitong Technology Co.,Ltd. Country or region after: China Address before: 311401 No. 20, Yuyang Road, Lushan street, Fuyang District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU SOUTHEAST JITONG NETWORK CO.,LTD. Country or region before: China |
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