CN213149106U - Power supply state monitoring device for power supply and distribution unit - Google Patents
Power supply state monitoring device for power supply and distribution unit Download PDFInfo
- Publication number
- CN213149106U CN213149106U CN202021643991.2U CN202021643991U CN213149106U CN 213149106 U CN213149106 U CN 213149106U CN 202021643991 U CN202021643991 U CN 202021643991U CN 213149106 U CN213149106 U CN 213149106U
- Authority
- CN
- China
- Prior art keywords
- power supply
- chip microcomputer
- single chip
- distribution unit
- serial port
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses a supply power distribution unit power supply state monitoring devices, include: the power supply module and the state monitoring assembly are connected with each other; the power supply module can convert externally input 24V direct current into 5V direct current and is used for supplying power to the state monitoring assembly; the condition monitoring assembly includes: the system comprises an electromagnetic relay, an optical coupling chip, a singlechip and a serial port signal conversion circuit; the single chip microcomputer is used as a control core, a photoelectric coupling chip and an electromagnetic relay are used as input signal processing elements, and a serial port signal conversion chip is used as an output signal processing element; the control core, the input signal processing element and the output signal processing element jointly form an integral circuit of the power supply and distribution unit power supply state monitoring device, a main system in the combined cabinet reads data sent by the state monitoring device through a high-speed serial port, the power supply state of the power supply and distribution unit can be monitored in real time through RS422 communication, the fault position can be quickly positioned, and therefore the fault problem of the power supply and distribution unit can be communicated and monitored in real time.
Description
Technical Field
The utility model relates to a supply and distribution technical field, concretely relates to supply power distribution unit power supply state monitoring devices.
Background
Along with the development of the technology, the unmanned aerial vehicle control overall system needs to monitor the state of each equipment in the system in real time, and the power supply and distribution unit power supply state of each equipment in the military unmanned aerial vehicle control overall system is the most important part in numerous states, and in the system working process, the power supply and distribution unit power supply of each equipment must normally just can guarantee the realization of system function, and when single or a plurality of equipment broke down in the system, system function can receive the influence, needs in time fix a position and solve. The equipment that has many independent power supplies among the for military use unmanned aerial vehicle control total system, when supplying power distribution unit power supply to break down, needs the power supply distribution unit of artifical test equipment, and the power supply that the equipment was mostly supplied power distribution unit is 220V for exchanging, in the test procedure, electrocutes easily and causes the injury, also waste time simultaneously.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a supply distribution unit power supply state monitoring devices can be favorable to guaranteeing that troubleshooting is safe high-efficient more to supply distribution unit trouble problem real-time communication and control.
The technical scheme of the utility model is that: a power supply state monitoring device of a power supply and distribution unit comprises: a power module and a status monitoring assembly; the power supply module is connected with the state monitoring assembly, and can convert externally input 24V direct current into 5V direct current for supplying power to the state monitoring assembly;
the condition monitoring assembly includes: the system comprises an electromagnetic relay, an optical coupling chip, a singlechip and a serial port signal conversion circuit; the electromagnetic relay and the optical coupling chip are respectively connected with the single chip microcomputer through an I/O communication port, and the electromagnetic relay can receive more than two paths of 220V alternating currents and output more than two paths of corresponding switching values to the single chip microcomputer; the optical coupling chip can receive more than two paths of 24V direct currents and output more than two paths of corresponding switching values to the single chip microcomputer, and the single chip microcomputer can perform corresponding logic processing on the received switching values and output TTL signals;
the serial port signal conversion circuit is connected with the single chip microcomputer through a high-speed serial port and is connected with the main system through RS422 communication, the serial port signal conversion circuit is used for receiving TTL signals output by the single chip microcomputer and converting the TTL signals into serial port signals capable of being recognized by the main system, the serial port signals are transmitted to the main system through the RS422 communication, and the main system can communicate and monitor the power supply state of the power supply and distribution unit in real time through a communication protocol.
Preferably, the condition monitoring assembly further comprises: the operational amplifier, the six phase inverter and the Darlington tube;
the operational amplifier is connected with the single chip microcomputer through an AD (analog-to-digital) conversion port, the operational amplifier can receive an analog signal input by a potentiometer and output corresponding analog quantity to the single chip microcomputer, and the single chip microcomputer can perform corresponding logic processing on the received analog quantity and output a single-path PWM (pulse width modulation) wave; the operational amplifier is used for carrying out voltage following on an input analog signal;
the six phase inverters are connected with the single chip microcomputer through PWM ports and used for receiving single-path PWM waves output by the single chip microcomputer and converting the single-path PWM waves into multi-path PWM waves; the Darlington tube is connected with the six phase inverters and used for receiving the multi-path PWM waves output by the six phase inverters; the Darlington tube receives the multiple PWM waves and outputs a PWM dimming driving signal for controlling the brightness of the indicator lamp in the total system.
Has the advantages that:
1. the utility model discloses a state monitoring device, which takes a single chip as a control core, a photoelectric coupling chip and an electromagnetic relay as input signal processing elements and a serial port signal conversion chip as output signal processing elements; the control core, input signal processing element and output signal processing element constitute the whole circuit that supplies power distribution unit power supply state monitoring device jointly, the data that the total system read state monitoring device and sent through high-speed serial ports in the combination rack, but supply power distribution unit power supply state through RS422 communication real time monitoring, when breaking down, can fix a position the fault location fast to can supply power distribution unit trouble problem real time communication and control, be favorable to guaranteeing that the troubleshooting is safe high-efficient more.
2. The utility model discloses a state monitoring device has still add operational amplifier as input signal processing component, has add six phase inverters and darlington pipe as output signal processing component, can adjust luminance the pilot lamp in the system, can effectively reduce light pollution.
Drawings
Fig. 1 is a schematic diagram of the state monitoring device of the present invention.
The device comprises an electromagnetic relay 1, an optical coupling chip 2, an operational amplifier 3, a singlechip 4, a serial port signal conversion circuit 5, a six-phase inverter 6, a Darlington tube 7 and a power module 8.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings by way of examples.
The embodiment provides a power supply and distribution unit power supply state monitoring device, which can carry out real-time communication and monitoring on the fault problems of the power supply and distribution unit and ensure that troubleshooting is safer and more efficient.
As shown in fig. 1, the condition monitoring device includes: a power module 8 (in the embodiment, the model is THD 15-2411WIN) and a state monitoring component; the condition monitoring assembly includes: an electromagnetic relay 1 (in this embodiment, the model is G5RL-1-E AC230/240), an optical coupling chip 2 (in this embodiment, the model is TLP521-4GB), a single chip microcomputer 4 (in this embodiment, the single chip microcomputer 4 needs to have four types of pins, which are an I/O communication port, an AD analog-to-digital conversion port, a high-speed serial port and a PWM port, respectively; in this embodiment, the model is STC8A8K32), and a serial port signal conversion circuit 5 (in this embodiment, the model of the serial port signal conversion chip used is MAX3160 EEAP).
The connection relationship of the state monitoring device is as follows: the power supply module 8 is connected with the state monitoring assembly, and the power supply module 8 can convert externally input 24V direct current into 5V direct current for supplying power to the state monitoring assembly; the electromagnetic relay 1 and the optical coupling chip 2 are respectively connected with the single chip microcomputer 4 through an I/O communication port, the electromagnetic relay 1 can receive more than two paths of 220V alternating currents (sixteen paths of 220V alternating currents are adopted in the embodiment), and output more than two paths of corresponding switching values (sixteen paths of switching values are correspondingly output in the embodiment) to the single chip microcomputer 4, the optical coupling chip 2 can receive more than two paths of 24V direct currents (eight paths of 24V direct currents are adopted in the embodiment, the eight paths of 24V direct currents are isolated in an optical circuit, the isolation voltage is 2500Vrms), and output more than two paths of corresponding switching values (eight paths of switching values are correspondingly output in the embodiment) to the single chip microcomputer 4, and the single chip microcomputer 4 can perform corresponding logic processing on the received switching values and output TTL signals;
the serial port signal conversion circuit 5 is connected with the single chip microcomputer 4 through a high-speed serial port and is connected with a main system through RS422 communication, the serial port signal conversion circuit 5 is used for receiving TTL signals output by the single chip microcomputer 4 and converting the TTL signals into serial port signals which can be identified by the main system, the serial port signals are transmitted to the main system through the RS422 communication, the main system can communicate and monitor the power supply state of a power supply and distribution unit (comprising more than two alternating currents and more than two direct currents) in real time through a communication protocol, the fault position can be displayed on a display screen of the main system, and the fault can be quickly.
Further, the condition monitoring assembly further comprises: an operational amplifier 3 (in the present embodiment, model number OPA2172IDR), a six-inverter 6 (in the present embodiment, model number 74AC04F), and a darlington tube 7 (in the present embodiment, model number ULQ2003 AD);
the operational amplifier 3 is connected with the single chip microcomputer 4 through an AD (analog-to-digital) conversion port, the operational amplifier 3 can receive an analog signal input by a potentiometer and output a corresponding analog quantity to the single chip microcomputer 4, and the single chip microcomputer 4 can perform corresponding logic processing on the received analog quantity and output a single-path PWM (pulse width modulation) wave; the operational amplifier 3 is used for carrying out voltage following on an input analog signal and reducing distortion of an analog quantity input into the singlechip 4;
the six phase inverters 6 are connected with the single chip microcomputer 4 through PWM ports and used for receiving single-path PWM waves output by the single chip microcomputer 4 and converting the single-path PWM waves into multi-path PWM waves; the Darlington tube 7 is connected with the six phase inverter 6 and used for receiving the multi-path PWM waves output by the six phase inverter 6; the Darlington tube 7 outputs PWM dimming driving signals after receiving the multi-path PWM waves, and is used for controlling the brightness of different indicator lamps (such as LED lamps) in the total system, so that the light pollution is reduced.
In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. A power supply state monitoring device of a power supply and distribution unit is characterized by comprising: a power module (8) and a condition monitoring assembly; the power supply module (8) is connected with the state monitoring assembly, and the power supply module (8) can convert externally input 24V direct current into 5V direct current for supplying power to the state monitoring assembly;
the condition monitoring assembly includes: the device comprises an electromagnetic relay (1), an optical coupling chip (2), a singlechip (4) and a serial port signal conversion circuit (5); the electromagnetic relay (1) and the optical coupling chip (2) are respectively connected with the single chip microcomputer (4) through an I/O communication port, and the electromagnetic relay (1) can receive more than two paths of 220V alternating currents and output more than two paths of corresponding switching values to the single chip microcomputer (4); the optical coupling chip (2) can receive more than two paths of 24V direct currents and output more than two paths of corresponding switching values to the single chip microcomputer (4), and the single chip microcomputer (4) can perform corresponding logic processing on the received switching values and output TTL signals;
the serial port signal conversion circuit (5) is connected with the single chip microcomputer (4) through a high-speed serial port and is connected with a main system through RS422 communication, the serial port signal conversion circuit (5) is used for receiving TTL signals output by the single chip microcomputer (4) and converting the TTL signals into serial port signals which can be identified by the main system, the serial port signals are transmitted to the main system through the RS422 communication, and the main system can communicate and monitor the power supply state of the power supply and distribution unit in real time through a communication protocol.
2. The power supply distribution unit power supply condition monitoring device of claim 1, wherein the condition monitoring assembly further comprises: the device comprises an operational amplifier (3), a six-phase inverter (6) and a Darlington tube (7);
the operational amplifier (3) is connected with the single chip microcomputer (4) through an AD (analog-to-digital) conversion port, the operational amplifier (3) can receive an analog signal input by a potentiometer and output a corresponding analog quantity to the single chip microcomputer (4), and the single chip microcomputer (4) can perform corresponding logic processing on the received analog quantity and output a single-path PWM (pulse-width modulation) wave; the operational amplifier (3) is used for carrying out voltage following on an input analog signal;
the six phase inverters (6) are connected with the single chip microcomputer (4) through PWM ports and used for receiving single-path PWM waves output by the single chip microcomputer (4) and converting the single-path PWM waves into multi-path PWM waves; the Darlington tube (7) is connected with the six phase inverter (6) and is used for receiving the multi-path PWM waves output by the six phase inverter (6); and the Darlington tube (7) outputs a PWM dimming driving signal after receiving the multi-path PWM wave, and is used for controlling the brightness of the indicator lamp in the total system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021643991.2U CN213149106U (en) | 2020-08-10 | 2020-08-10 | Power supply state monitoring device for power supply and distribution unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021643991.2U CN213149106U (en) | 2020-08-10 | 2020-08-10 | Power supply state monitoring device for power supply and distribution unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213149106U true CN213149106U (en) | 2021-05-07 |
Family
ID=75736838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021643991.2U Active CN213149106U (en) | 2020-08-10 | 2020-08-10 | Power supply state monitoring device for power supply and distribution unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213149106U (en) |
-
2020
- 2020-08-10 CN CN202021643991.2U patent/CN213149106U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2019062425A1 (en) | Ethernet lighting control system and method, used for stage lamp | |
| CN213149106U (en) | Power supply state monitoring device for power supply and distribution unit | |
| WO2021249270A1 (en) | Photoelectric transceiving device and control method thereof | |
| CN209665363U (en) | A kind of control cabinet integral type cooperation robot | |
| CN216286239U (en) | 96-channel integrated bus IO module | |
| CN105404140A (en) | Redundancy output digital quantity output module based on special-purpose CPU | |
| CN201360257Y (en) | Miniature pluggable optical module alarm monitoring device | |
| CN214474556U (en) | Switch remote control system | |
| CN109143838B (en) | Special dual-redundancy switching circuit for underwater | |
| CN210323836U (en) | PLC system based on Arduino | |
| CN201992599U (en) | LED (Light Emitting Diode) module connecting device | |
| CN111901213A (en) | IO slave station controller based on EtherCAT bus | |
| CN214851287U (en) | Power distribution internet of things gateway device | |
| CN215934529U (en) | Multi-channel power supply display and control equipment | |
| CN212850537U (en) | Bus networking device and system | |
| US12045537B1 (en) | Auxiliary display device of LED module and LED display | |
| CN218416721U (en) | Integrated DALI dimming and color mixing module | |
| CN111697791B (en) | Centralized power supply device | |
| CN214412403U (en) | Power output channel expanding unit | |
| CN221886224U (en) | Motor controller | |
| CN214954647U (en) | High-voltage electrified centralized monitoring system | |
| CN211207130U (en) | On-site device applied to intelligent substation auxiliary equipment monitoring system | |
| CN212751793U (en) | Intelligent protection automatic phase separation controller based on wireless network | |
| CN211579587U (en) | Auxiliary device for performing regular inspection on spare power automatic switching device | |
| CN221929619U (en) | Multipath power supply output module, power supply device and automatic assembly equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |