CN111010432A - Network control system capable of remotely restarting PC - Google Patents
Network control system capable of remotely restarting PC Download PDFInfo
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- CN111010432A CN111010432A CN201911250530.0A CN201911250530A CN111010432A CN 111010432 A CN111010432 A CN 111010432A CN 201911250530 A CN201911250530 A CN 201911250530A CN 111010432 A CN111010432 A CN 111010432A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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Abstract
The invention relates to a network control system capable of remotely restarting a PC, which relates to the technical field of computer restarting application, and comprises a network management platform and a control device, wherein the control device is connected with the PC through a circuit, the control device comprises a network module, a main control module and a control module, the control device is connected with the management platform through the network module in a network communication mode, the main control module is connected with a computer mainboard through the control module, the control module comprises a power supply voltage unit VCC, a relay unit, a micro control unit MCU and an optical coupler unit, the control module controls the on-off of a switch key of the computer mainboard through the relay unit, the controller module detects the change of a power supply indicating lamp voltage through the optical coupler unit, the system has simple circuit, the aim can be realized by only taking two factors for control and detection, one relay circuit and one optical coupler circuit are enough to, the mainboard of the PC is designed into a pin connection mode to connect the switch key and the indicator lamp, so that the existing operation environment is not required to be damaged, and the PC can be conveniently used only by simple connection.
Description
Technical Field
The invention relates to the technical field of computer restart application, in particular to a network control system capable of remotely restarting a PC.
Background
Generally, a PC crash refers to a crash of a running system, and cannot be restarted by a restart command of the system. Therefore, the power-off principle of the ATX power supply is utilized, the power key is pressed for a few seconds, the ATX power supply is released after the power supply is turned off, and the power key is pressed to be electrified, so that the PC is restarted. In some industries, a large number of PCs run automatically under an unmanned operation environment, but the individual PCs often crash occasionally, which affects the normal operation of the service. The dead PC can not be restarted by itself, and the computer needs to be manually restarted. Under the condition that a large number of PCs run, in order to ensure that all the PCs run normally and restart the halted PCs in time, a special manager is generally kept in the vicinity of a computer room, and when the PC is halted, the operation is restarted on site, so that the PCs run normally again.
The operation has the problems of high maintenance cost, no repeated labor with technical content, labor waste, untimely response and the like, and can be completely replaced by a machine. Therefore, it is necessary to provide a network control system capable of remotely restarting a PC in order to overcome the shortcomings of the prior art.
Disclosure of Invention
In order to overcome the defects in the prior art, the network control system capable of remotely restarting the PC comprises a network management platform and a control device, wherein the control device is connected with the PC through a circuit, the control device comprises a network module, a main control module and a control module, the control device is connected with the management platform through the network module in a network communication mode, the main control module is connected with a computer mainboard through the control module, the control module comprises a power supply voltage unit VCC, a relay unit, a micro control unit MCU and an optical coupler unit, the control module controls the on-off of a switch key of the computer mainboard through the relay unit, and the controller module detects the change of a power supply indicating lamp voltage through the optical coupler unit.
Preferably, the power supply voltage unit VCC is connected with the relay unit pin 3, the IO interface of the MCU is respectively grounded through a triode, connected with the relay unit pin 4 and connected with the relay unit pin 3 through a diode, and the switch keys PW + and PW-of the computer mainboard are respectively connected with the relay unit pin 6 and the relay unit pin 2.
Preferably, the power supply voltage unit VCC is connected with the photo coupler unit pin 4, the photo coupler unit pin 3 is connected with the LED _ INPUT pin of the micro control unit, and the two pin wires, POWRLED + and POWERLED-of the power indicator lamp on the computer main board are respectively connected to the pins 1 and 2 of the photo coupler unit.
Preferably, each computer has an individual IP number, and the IP number of the computer corresponds to the IP number of the management platform.
Preferably, a resistor with a resistance value of 1K ohm is connected between the optical coupler unit and the power indicator lamp POWRLED +.
The invention has the following beneficial effects:
1. the circuit is simple: as long as two factors are controlled and detected to achieve the purpose, one relay circuit and one optical coupling circuit are enough to achieve the purpose.
2. The use is convenient: the mainboard of the PC is designed into a pin connection mode to connect the switch button and the indicator lamp, so that the existing operation environment is not required to be damaged, and the PC can be conveniently used only by simple connection.
3. Cost saving and high efficiency: by adopting an electronic mode, any number of PCs can be managed without special managers on site, and the response speed is greatly improved.
4. Various platforms are conveniently butted: the equipment is combined by a master control, a network and a control circuit, can be combined with various Internet of things systems in a butt joint mode, and is easy to realize remote operation and unmanned transformation.
Drawings
The present invention will be further described and illustrated with reference to the following drawings.
Fig. 1 is a diagram of a network control system in which a PC can be remotely rebooted.
Fig. 2 is a relay circuit diagram of the control module of fig. 1.
Fig. 3 is a circuit diagram of an optical coupler of the control module of fig. 1.
Detailed Description
The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.
Examples
As shown in figure 1, a network control system capable of remotely restarting a PC comprises a network management platform and a control device, wherein the control device is connected with the PC through a circuit, the control device comprises a network module, a main control module and a control module, the control device is connected with the management platform through the network module in a network communication mode, the main control module is connected with a computer mainboard through the control module, the control module comprises a power supply voltage unit VCC, a relay unit, a micro control unit MCU and an optical coupler unit, the control module controls the on-off of a switch key of the computer mainboard through the relay unit, the controller module detects the change of a power supply indicating lamp voltage through the optical coupler unit, adopts an electronic mode, simulates the action of manually operating the switch key manually by a person, simulates the action of identifying the working state of the PC through a light signal, and a control pin of the control device and a signal pin of a power supply form a closed loop between the control device and, the management platform on the network can realize remote startup, shutdown, restart and other operations, after the control equipment receives a command, the control equipment operates the control pin of the appointed electronic switch to realize forced shutdown firstly, the control equipment detects the state of the power signal pin in real time, when the power signal terminal shows shutdown, the control pin finishes shutdown operation, the control equipment initiates startup operation, detects the startup signal of the power signal pin in real time and finishes the operation.
As a technical optimization scheme of the present invention, as shown in fig. 2, a power supply voltage unit VCC is connected to a relay unit pin 3, an IO interface of a micro control unit MCU is grounded through a triode, connected to a relay unit pin 4, and connected to the relay unit pin 3 through a diode, and computer motherboard switch keys PW + and PW-are connected to a relay unit pin 6 and a relay unit pin 2, respectively.
By adopting the technical scheme, the power on/off key of the computer mainboard only needs a short-circuit effect, so a relay circuit is adopted, after a power off command of the control equipment management platform, the MCU _ IO pin is changed from a low level to a high level, the relay unit is attracted at the moment to realize the short-circuit effect of the two PW + and PW-, and when the MCU _ IO pin is changed from the high level to the low level, the relay is disconnected, and the two PW + and PW-are disconnected.
As a technical optimization scheme of the present invention, as shown in fig. 3, a power supply voltage unit VCC is connected to a pin 4 of an optocoupler unit, a pin 3 of the optocoupler unit is connected to a pin LED _ INPUT of a microcontrol unit, and two pin lines, namely, POWRLED + and POWERLED-of a power indicator on a computer motherboard are respectively connected to pins 1 and 2 of the optocoupler unit.
By adopting the technical scheme, because two signal lines are presented by voltage, the optocoupler circuit is adopted to connect the voltage on the two pin lines of POWRLED + and POWERLED-on the PC mainboard to the pins 1 and 2 of the optocoupler, when the ATX power supply on the computer mainboard is started, the two pin lines of POWRLED + and POWERLED-have voltage, so that the pins 3 and 4 of the optocoupler are connected, the pin LED _ INPUT is changed from low level to high level, and the control equipment can read the level change of the pin.
As a technical optimization scheme of the invention, each computer has an independent IP number, and the IP number of the computer corresponds to the IP number of the management platform.
By adopting the technical scheme, the appointed computer can be determined through the ip number of the management platform, and a restart command is issued.
As a technical optimization scheme of the invention, a resistor with the resistance value of 1K ohm is connected between the optical coupler unit and the power indicator lamp POWRLED +.
By adopting the technical scheme, the load of the optical coupler unit can be prevented from being damaged by proper voltage, signals are provided for the amplification of the lower stage, the input impedance is improved, the parasitic coupling is reduced, and the working point is stabilized.
The principle of the invention is as follows: when a computer in a machine room crashes, the computer is determined through the ip number of a management platform, the management platform sends a forced shutdown command to a control device in a network communication mode, a network module receives the command and transmits the command to a main control module, the main control module controls the computer to restart through the control module, the specific restart method is that an IO pin of a micro control unit is changed from a low level to a high level, a relay unit is attracted at the moment to realize the effect of short circuit of two PW + and PW-, so that the forced shutdown of the computer is realized, when an ATX power supply is shut down, a POWRLED + and a POWERLED-have no voltage on two pin lines, 3 and 4 pins of an optical coupler unit are disconnected, an LED _ INPUT pin is changed from the high level to the low level, and simultaneously the level change is transmitted to the control device, and the control device knows that the forced shutdown of the computer is finished through the level change, and then sending a starting command, changing the IO pin of the micro control unit from low level to high level, attracting the relay unit at the moment, realizing the short-circuit effect of the two PW + and PW-, restarting the computer, and when starting, connecting the pins 3 and 4 of the optical coupler by voltage on the two pin lines POWRLED + and POWERLED-, and changing the pin LED _ INPUT from low level to high level.
The above detailed description merely describes preferred embodiments of the present invention and does not limit the scope of the invention. Without departing from the spirit and scope of the present invention, it should be understood that various changes, substitutions and alterations can be made herein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents. The scope of the invention is defined by the claims.
Claims (5)
1. The utility model provides a but network control system of long-range restart PC, includes network management platform and controlgear, controlgear passes through circuit connection computer PC, a serial communication port, controlgear includes network module, host system and control module, wherein controlgear passes through network module and connects the management platform with the mode of network communication, host system passes through control module and connects the computer mainboard, control module includes supply voltage unit VCC, relay unit, little the control unit MCU and optical coupler unit, control module passes through the break-make of relay unit control computer mainboard switch button, the controller module detects the change of power indicator lamp voltage through the optical coupler unit.
2. The network control system of claim 1, wherein the network control system comprises: the power supply voltage unit VCC is connected with the relay unit pin 3, the IO interface of the micro control unit MCU is respectively grounded through a triode, connected with the relay unit pin 4 and connected with the relay unit pin 3 through a diode, and the computer mainboard switch keys PW + and PW-are respectively connected with the relay unit pin 6 and the relay unit pin 2.
3. The network control system of claim 1, wherein the network control system comprises: the power supply voltage unit VCC is connected with a pin 4 of the optical coupler unit, a pin 3 of the optical coupler unit is connected with a pin LED _ INPUT of the micro-control unit, and a POWRLED + pin and a POWERLED-pin of the power indicator lamp on the computer main board are respectively connected to pins 1 and 2 of the optical coupler unit.
4. The network control system of claim 1, wherein the network control system comprises: and each computer has an independent IP number, and the IP number of the computer corresponds to the IP number of the management platform.
5. The network control system of claim 4, wherein the network control system comprises: and a resistor with the resistance value of 1K ohm is connected between the optical coupler unit and the power indicator lamp POWRLED +.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911250530.0A CN111010432A (en) | 2019-12-09 | 2019-12-09 | Network control system capable of remotely restarting PC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911250530.0A CN111010432A (en) | 2019-12-09 | 2019-12-09 | Network control system capable of remotely restarting PC |
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| Publication Number | Publication Date |
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| CN111010432A true CN111010432A (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911250530.0A Pending CN111010432A (en) | 2019-12-09 | 2019-12-09 | Network control system capable of remotely restarting PC |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112685803A (en) * | 2020-12-30 | 2021-04-20 | 北京天融信网络安全技术有限公司 | Hot standby state switching method, device, equipment and storage medium |
Citations (5)
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| CN201355476Y (en) * | 2009-03-02 | 2009-12-02 | 苏州市职业大学 | Server on-off state remote control device |
| JP2012247169A (en) * | 2011-05-31 | 2012-12-13 | Fujitsu General Ltd | Air conditioner |
| CN105978737A (en) * | 2016-07-07 | 2016-09-28 | 国网山东省电力公司莱芜供电公司 | Terminal 'crash' fault removal device for cable transmission IP address positioning |
| CN207601597U (en) * | 2017-12-29 | 2018-07-10 | 国网黑龙江省电力有限公司哈尔滨供电公司 | Concentrator restarts control device |
| CN208141374U (en) * | 2018-05-16 | 2018-11-23 | 无锡联力电子科技股份有限公司 | A kind of intelligent switch function circuit device |
-
2019
- 2019-12-09 CN CN201911250530.0A patent/CN111010432A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201355476Y (en) * | 2009-03-02 | 2009-12-02 | 苏州市职业大学 | Server on-off state remote control device |
| JP2012247169A (en) * | 2011-05-31 | 2012-12-13 | Fujitsu General Ltd | Air conditioner |
| CN105978737A (en) * | 2016-07-07 | 2016-09-28 | 国网山东省电力公司莱芜供电公司 | Terminal 'crash' fault removal device for cable transmission IP address positioning |
| CN207601597U (en) * | 2017-12-29 | 2018-07-10 | 国网黑龙江省电力有限公司哈尔滨供电公司 | Concentrator restarts control device |
| CN208141374U (en) * | 2018-05-16 | 2018-11-23 | 无锡联力电子科技股份有限公司 | A kind of intelligent switch function circuit device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112685803A (en) * | 2020-12-30 | 2021-04-20 | 北京天融信网络安全技术有限公司 | Hot standby state switching method, device, equipment and storage medium |
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Application publication date: 20200414 |
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