CN108490818A - A kind of lightning stroke observation circuit, system and method - Google Patents
A kind of lightning stroke observation circuit, system and method Download PDFInfo
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- CN108490818A CN108490818A CN201810051868.2A CN201810051868A CN108490818A CN 108490818 A CN108490818 A CN 108490818A CN 201810051868 A CN201810051868 A CN 201810051868A CN 108490818 A CN108490818 A CN 108490818A
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- optocoupler
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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Abstract
The invention discloses a kind of lightning stroke observation circuits, including：Acquisition module is connect with lightning protection device, the working signal for acquiring the lightning protection device；Central processing unit is connect with the acquisition module, for handling the working signal, obtains the work state information of the lightning protection device；Transmission module is connect with the central processing unit, background server respectively, is parsed for the work state information to be sent to the background server.The invention also discloses a kind of lightning strokes to monitor system and method.The present invention can monitor the working condition of lightning protection device in real time, and simple in structure.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of lightning stroke observation circuit, system and methods.
Background technology
Lightning stroke is huge for the harm of communication and signal equipment, and lightning stroke may make the interruption of communication signal, serious to make
At the damage of communication apparatus.According to statistics, the failure of communication apparatus signal, quite a few is due to caused by lightning stroke.And show
There is the monitoring of the lightning-protection system in technology circuit not monitored in time to lightning stroke situation, can not know the work of lightning protection device in real time
State, and it is cumbersome to monitor circuit.
Invention content
The present invention is directed to problems of the prior art, provides a kind of lightning stroke observation circuit, system and method, can
The working condition of lightning protection device is monitored in real time, and simple in structure.
The technical solution that the present invention is proposed with regard to above-mentioned technical problem is as follows：
On the one hand, the present invention provides a kind of lightning stroke observation circuit, including：
Acquisition module is connect with lightning protection device, the working signal for acquiring the lightning protection device；
Central processing unit is connect with the acquisition module, for handling the working signal, obtains the lightning protection
The work state information of device；
Transmission module is connect with the central processing unit, background server respectively, for sending out the work state information
The background server is given to be parsed.
Further, the working signal of the lightning protection device includes distant news signal, lightning induction signal and three-phase electricity；
The acquisition module includes the first optocoupler, the second optocoupler, third optocoupler, the 4th optocoupler and AC/DC changeover switch；
First optocoupler is connect with the distant communication interface of the lightning protection device, the central processing unit respectively, makes the distant news
The distant news signal of interface output is transmitted to the central processing unit by first optocoupler；
The AC/DC changeover switch is connect with the thunderbolt sensor of the lightning protection device, first optocoupler respectively, is made described
Thunderbolt sensor output lightning induction signal pass sequentially through the AC/DC changeover switch, first optocoupler be transmitted to it is described in
Central processor；
Second optocoupler, the third optocoupler and the 4th optocoupler with three-phase electrical interface, the central processing unit
Connection makes the three-phase electricity of the three-phase electrical interface output respectively by second optocoupler, the third optocoupler and the described 4th
Optocoupler is transmitted to the central processing unit.
Further, the work state information of the lightning protection device includes running state information, number of lightning strokes and thunder-strike current；
The central processing unit is specifically used for carrying out processing acquisition running state information to the distant news signal, to the thunder
It hits inductive signal and carries out cumulative calculation acquisition number of lightning strokes, carrying out processing to the three-phase electricity obtains thunder-strike current.
Further, the transmission module includes：
Network commutator is connect with the central processing unit, for being converted to the work state information of the lightning protection device
Network signal；
Chip is transmitted, is connect with the network commutator, is used for the work state information with the pattern of network signal
It is sent to the background server.
Further, the lightning stroke observation circuit further includes：
Display module is connect with the central processing unit, the work state information for showing the lightning protection device.
Further, the lightning stroke observation circuit further includes：
Key-press module is connect with the central processing unit, for adjusting clock or checking the working condition of the lightning protection device
Information.
Further, the acquisition module further includes first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th electricity
Resistance and the 6th resistance；
The negative input end of first optocoupler connects the distant communication interface, the positive input terminal ground connection of first optocoupler, institute
The collector connection power supply of the first optocoupler is stated, the emitter of first optocoupler is separately connected one end of the 3rd resistor, institute
State one end of second resistance, the other end of the other end of the 3rd resistor and the second resistance is separately connected the centre
Manage device；
The input terminal of the AC/DC changeover switch connects the thunderbolt sensor, the positive output end of the AC/DC changeover switch
The negative input end of first optocoupler, the negative output terminal of the AC/DC changeover switch, described are connected by the first resistor
The positive input terminal of one optocoupler U3 is grounded；
The input terminal of second optocoupler connects the first end of the three-phase electrical interface, the collector point of second optocoupler
Not connecting one end of the central processing unit, the 4th resistance, the other end of the 4th resistance connects power supply, and described second
The emitter of optocoupler is grounded；The input terminal of the third optocoupler connects the second end of the three-phase electrical interface, the third optocoupler
Collector be separately connected one end of the central processing unit, the 5th resistance, the other end connection electricity of the 5th resistance
Source, the emitter ground connection of the third optocoupler；The input terminal of 4th optocoupler connects the third end of the three-phase electrical interface, institute
The collector for stating the 4th optocoupler is separately connected one end of the central processing unit, the 6th resistance, the 6th resistance it is another
One end connects power supply, the emitter ground connection of the 4th optocoupler.
Further, the key-press module includes the first button, the second button, third button, the 4th button, the first electricity
Appearance, the second capacitance, third capacitance, the 4th capacitance, the 7th resistance, the 8th resistance, the 9th resistance, the tenth resistance and the 11st electricity
Resistance；
One end of first button connects power supply by the 7th resistance, and the other end of first button connects respectively
Connect one end of the central processing unit, one end of first capacitance, the 8th resistance, the other end of first capacitance,
The other end of 8th resistance is grounded；
One end of second button connects power supply by the 7th resistance, and the other end of second button connects respectively
Connect one end of the central processing unit, one end of second capacitance, the 9th resistance, the other end of second capacitance,
The other end of 9th resistance is grounded；
One end of the third button connects power supply by the 7th resistance, and the other end of the third button connects respectively
Connect one end of the central processing unit, one end of the third capacitance, the tenth resistance, the other end of the third capacitance,
The other end of tenth resistance is grounded；
One end of 4th button connects power supply by the 7th resistance, and the other end of the 4th button connects respectively
Connect the central processing unit, one end of the 4th capacitance, the eleventh resistor one end, the 4th capacitance it is another
It holds, the other end of eleventh resistor ground connection.
On the other hand, the present invention provides a kind of lightning stroke monitoring system, including N number of lightning protection device, N number of lightning stroke observation circuit and after
Platform server；Wherein, N >=1；
N number of lightning protection device is connect correspondingly with N number of lightning stroke observation circuit, N number of lightning stroke observation circuit
It is connect respectively with the background server；Each lightning stroke observation circuit is above-mentioned lightning stroke observation circuit.
On the other hand, the present invention also provides a kind of lightning stroke monitoring methods, can be applied in above-mentioned lightning stroke observation circuit, institute
Stating lightning stroke monitoring method includes：
Acquire the working signal of lightning protection device；
The working signal is handled, the work state information of the lightning protection device is obtained；
The work state information is sent to background server to parse.
The advantageous effect that technical solution provided in an embodiment of the present invention is brought is：
The working signal of lightning protection device is acquired by acquisition module, collected work is believed by central processing unit
It number is handled, obtains the work state information of lightning protection device, and then converge the work state information of lightning protection device by transmission module
Always data analysis is carried out to background server realize the real-time prison of lightning stroke for the working condition of user's real time inspection lightning protection device
It surveys, and circuit structure is simple.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the structural schematic diagram for the lightning stroke observation circuit that the embodiment of the present invention one provides；
Fig. 2 is the partial circuit schematic diagram of acquisition module in the lightning stroke observation circuit that the embodiment of the present invention one provides；
Fig. 3 is another part circuit diagram of acquisition module in the lightning stroke observation circuit that the embodiment of the present invention one provides；
Fig. 4 is the partial circuit schematic diagram for the lightning stroke observation circuit that the embodiment of the present invention one provides；
Fig. 5 is the circuit diagram of transmission module in the lightning stroke observation circuit that the embodiment of the present invention one provides；
Fig. 6 is the structural schematic diagram of lightning stroke monitoring system provided by Embodiment 2 of the present invention；
Fig. 7 is the flow diagram for the lightning stroke monitoring method that the embodiment of the present invention three provides.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiment one
An embodiment of the present invention provides a kind of lightning stroke observation circuits, and referring to Fig. 1, which includes：
Acquisition module 1, connect with lightning protection device, the working signal for acquiring the lightning protection device；
Central processing unit 2 is connect with the acquisition module 1, for handling the working signal, is obtained described anti-
The work state information of thunder device；
Transmission module 3 is connect with the central processing unit 2, background server respectively, is used for the work state information
The background server is sent to be parsed.
It should be noted that lightning stroke observation circuit built-in ethernet RJ45 interfaces provided by the present invention, use Ethernet
RJ45 (TCP/UDP protocol stacks) is connected to interchanger, router or Ethernet and turns optic fiber converter (or GPRS/GSM DTU are logical
Cross internet), it is then connected to background server.
There is surge protector and lightning induction device, acquisition module the state of surge protector is carried out data in lightning protection device
Acquisition, is acquired the state of lightning induction device, while being acquired to three-phase electricity, and central processing unit acquires acquisition module
To data carry out processing obtain lightning protection device work state information, transmission module is by the work state information of lightning protection device according to spy
Fixed format carries out data packet, and is sent to background server by Ethernet.Background server is received from lightning stroke monitoring
The data packet of circuit by resolve packet and is stored in database, in addition background server can also by inquire local data base,
The work state information of lightning protection device is showed into user.
Further, the working signal of the lightning protection device includes distant news signal, lightning induction signal and three-phase electricity.
As shown in Figures 2 and 3, the acquisition module includes the first optocoupler U3, the second optocoupler U4, third optocoupler U5, the 4th light
Coupling U6 and AC/DC changeover switch D1.
As shown in Figures 2 and 4, the first optocoupler U3 respectively with the distant communication interface of the lightning protection device, the central processing unit
U1 connections make the distant news signal of the distant communication interface output pass through the first optocoupler U3 and are transmitted to the central processing unit U1；
The AC/DC changeover switch D1 is connect with the thunderbolt sensor of the lightning protection device, the first optocoupler U3 respectively, is made
The lightning induction signal of the thunderbolt sensor output passes sequentially through the AC/DC changeover switch D1, the first optocoupler U3 transmission
To the central processing unit U1.
As shown in Figures 3 and 4, the second optocoupler U4, the third optocoupler U5 and the 4th optocoupler U6 be and three-phase electricity
Interface, the central processing unit U1 connections, make the three-phase electricity of three-phase electrical interface output respectively by the second optocoupler U4,
The third optocoupler U5 and the 4th optocoupler U6 are transmitted to the central processing unit U1.
It should be noted that the distant communication interface of the surge protector in lightning protection device connects the input terminal of the first optocoupler, it will
The state of surge protector, to the first optocoupler, and then is transmitted to central processing unit by distant news signal transmission.Wherein, surge protection
Device exports various states by the form of switching value (low and high level) or analog quantity.It is active that On-off signal can access multichannel simultaneously
On-off model, built-in isolator, to provide product stability；Analog input can access multi-analog voltage or electricity simultaneously
Flow signal.
The input terminal of lightning induction device connection AC/DC changeover switch in lightning protection device, the lightning stroke that lightning induction device is exported
Inductive signal is transmitted to central processing unit after AC-DC conversion, by the first optocoupler.Three terminals of three-phase electrical interface and
The input terminal of the input terminal of two optocouplers, the input terminal of third optocoupler and the 4th optocoupler connects correspondingly, the second optocoupler it is defeated
The output end of outlet, the output end of third optocoupler and the 4th optocoupler is connect with central processing unit respectively, so that three-phase electricity is led to respectively
It crosses three optocouplers and is transmitted to central processing unit.
Further, the work state information of the lightning protection device includes running state information, number of lightning strokes and thunder-strike current；
The central processing unit is specifically used for carrying out processing acquisition running state information to the distant news signal, to the thunder
It hits inductive signal and carries out cumulative calculation acquisition number of lightning strokes, carrying out processing to the three-phase electricity obtains thunder-strike current.
It should be noted that often lightning stroke is primary, lightning induction device is issued by a lightning induction signal, central processing unit pair
The lightning induction signal received is added up, you can obtains number of lightning strokes.In addition, central processing unit is obtaining operating status letter
The work state information of the lightning protection devices such as breath, number of lightning strokes and thunder-strike current is waited, and the work state information of lightning protection device is stored.
Further, as shown in figure 5, the transmission module includes：
Network commutator USR-1 is connect with the central processing unit U1, is used for the work state information of the lightning protection device
Be converted to network signal；
Chip RJ45OUT is transmitted, is connect with the network commutator USR-1, is used for the work state information with net
The pattern of network signal is sent to the background server.
It should be noted that transmission chip is connect by cable with background server, central processing unit is by the data of storage
After network commutator is converted to network signal, the working condition of transformed lightning protection device is believed by transmitting chip within every 10 seconds
Breath is sent to background server, and background server is allow to check the work state information of the lightning protection device of all networkings.
Central processing unit U1 is preferably the processing chip of model MB95F698K.The 28th pin UI0 of central processing unit U1
It is connect with the transmitting terminal TXD of network commutator USR-1, the 27th pin UO0's and network commutator USR-1 of central processing unit U1
Receiving terminal RXD connections, to realize the interaction of data between central processing unit and network commutator.In addition, network commutator
It is provided on USR-1 and transmits chip RJ45OUT, which is communicated by Ethernet with background server,
So that the network signal for converting network commutator USR-1 is transmitted to background server.
Further, as shown in Figure 1, the lightning stroke observation circuit further includes：
Display module 4 is connect with the central processing unit 2, the work state information for showing the lightning protection device.
It should be noted that display module provides human-computer interaction interface, number of lightning strokes, thunder are shown on human-computer interaction interface
Hit the working conditions such as time, thunder-strike current (random number automatically generates), operating status, the ground state information of surge protector letter
Breath.In addition, user can carry out the setting of menu mode selection and relevant parameter by human-computer interaction interface.
Specifically, as shown in figure 4, display module includes display lcd, capacitance C1, capacitance C2, capacitance C3, capacitance C4, electricity
Hold C5, capacitance C6, capacitance C7, capacitance C8, capacitance C9, capacitance C10 and resistance R25.The observation circuit that is struck by lightning further includes chip U2, electricity
Hold C17, resistance R23 and resistance R24.
Wherein, display lcd is preferably the display of model L28, and central processing unit U1 is preferably model
The processing chip of MB95F698K, chip U2 are preferably the chip of model 24C64A.
Display lcd the 1st, 14,26,27 pins ground connection, it is central that the 2nd pin of display lcd passes through resistance R25 connections
The 14th pin P11 of processor U1, the 13rd pin P10 of the 3rd pin connection central processing unit U1 of display lcd, display
The 4th of device LCD, the 8th pin of 5,6,7,8,9,10,11,28 pins connection chip U2, the 12nd pin connection of display lcd
The 10th pin SCK of central processing unit U1, the 12nd pin SIN of the 13rd pin connection central processing unit U1 of display lcd, shows
Show that the 15th pin of device LCD is grounded by capacitance C1, the 16th pin of display lcd passes through capacitance C2 connection display lcds
17th pin, the 18th pin of display lcd is by the 17th pin of capacitance C3 connection display lcds, and the 19th of display lcd the
Pin is grounded by the 20th pin of capacitance C4 connection display lcds, the 21st pin of display lcd by capacitance C5, is shown
The 22nd pin of device LCD is grounded by capacitance C6, and the 23rd pin of display lcd is grounded by capacitance C7, and the of display lcd
24 pins are grounded by capacitance C8, and the 25th pin of display lcd is grounded by capacitance C9, and the 27th pin of display lcd is also
Pass through the 8th pin of capacitance C10 connection chips U2.
Chip U2 the 1st, 2,3,4,7 pins ground connection, the 4th pin of chip U2 also passes through capacitance C17 connection chips U2's
8th pin, the 6th pin connection center of the 24th pin SDA of the 5th pin connection central processing unit U1 of chip U2, chip U2
The 8th pin connection power supply VCC of the 23rd pin SCL of processor U1, chip U2；One end of resistance R23 connects central processing unit
The other end of the 23rd pin SCL of U1, resistance R23 connects power supply VCC, and the of one end connection central processing unit U1 of resistance R24
The other end connection power supply VCC of 24 pin SDA, resistance R24.
Further, as shown in Figure 1, the lightning stroke observation circuit further includes：
Key-press module 5 is connect with the central processing unit 2, for adjusting clock or checking the work shape of the lightning protection device
State information.
Further, as shown in Figures 2 and 3, the acquisition module 1 further includes first resistor R1, second resistance R27, third
Resistance R28, the 4th resistance R29, the 5th resistance R30 and the 6th resistance R31；
The negative input end of the first optocoupler U3 connects the distant communication interface ADC, the positive input terminal of the first optocoupler U3
The collector of ground connection, the first optocoupler U3 connects power supply, and the emitter of the first optocoupler U3 is separately connected the third electricity
One end of resistance R28, one end of the second resistance R27, the 3rd resistor R28 other ends and the second resistance R27's is another
One end is separately connected the central processing unit U1；
The input terminal of the AC/DC changeover switch D1 connects the thunderbolt sensor, and the AC/DC changeover switch D1's is just defeated
Outlet connects the negative input end of the first optocoupler U3, the negative output of the AC/DC changeover switch D1 by the first resistor R1
It holds, the positive input terminal of the first optocoupler U3 ground connection；
The input terminal of the second optocoupler U4 connects the first end L1 of the three-phase electrical interface, the collection of the second optocoupler U4
Electrode is separately connected one end of the central processing unit U1, the 4th resistance R29, and the other end of the 4th resistance R29 connects
Connect the emitter ground connection of power supply VCC, the second optocoupler U4；The input terminal of the third optocoupler U5 connects the three-phase electrical interface
Second end L2, the third optocoupler U5 collector be separately connected the central processing unit U1, the 5th resistance R30 one
The other end at end, the 5th resistance R30 connects power supply VCC, the emitter ground connection of the third optocoupler U5；4th optocoupler
The input terminal of U6 connects the third end L3 of the three-phase electrical interface, and the collector of the 4th optocoupler U6 is separately connected the center
The other end of one end of processor U1, the 6th resistance R31, the 6th resistance R31 connects power supply VCC, the 4th light
The emitter of coupling U6 is grounded.
Wherein, central processing unit U1 is preferably the processing chip of model MB95F698K, the other end of second resistance R27
Connect the 39th pin INT02 of central processing unit U1, the 38th pin of the other end connection central processing unit U1 of 3rd resistor R28
The 44th pin INT07 of the collector connection central processing unit U1 of INT01, the second optocoupler U4, the collector of third optocoupler U5 connect
Connect the 42nd pin INT05 of central processing unit U1, the 41st pin of the collector connection central processing unit U1 of the 4th optocoupler U6
INT04。
Further, as shown in figure 4, the key-press module 5 includes the first button SW1, the second button SW2, third button
SW3, the 4th button SW4, the first capacitance C11, the second capacitance C12, third capacitance C13, the 4th capacitance C14, the 7th resistance R17,
8th resistance R18, the 9th resistance R19, the tenth resistance R20 and eleventh resistor R21；
One end of the first button SW1 by the 7th resistance R17 connections power supply VCC, the first button SW1's
The other end is separately connected one end of the central processing unit U1, one end of the first capacitance C11, the 8th resistance R18, institute
State the other end of the first capacitance C11, the other end ground connection of the 8th resistance R18；
One end of the second button SW2 by the 7th resistance R17 connections power supply VCC, the second button SW2's
The other end is separately connected one end of the central processing unit U1, one end of the second capacitance C12, the 9th resistance R19, institute
State the other end of the second capacitance C12, the other end ground connection of the 9th resistance R19；
One end of the third button SW3 by the 7th resistance R17 connections power supply VCC, the third button SW3's
The other end is separately connected one end of the central processing unit U1, one end of the third capacitance C13, the tenth resistance R20, institute
State the other end of third capacitance C13, the other end ground connection of the tenth resistance R20；
One end of the 4th button SW4 by the 7th resistance R17 connection power supply VCC, the 4th button SW4's
The other end is separately connected one end of the central processing unit U1, one end of the 4th capacitance C14, the eleventh resistor R21,
The other end of the 4th capacitance C14, the other end ground connection of the eleventh resistor R21.
Wherein, the first button SW1, the second button SW2 and third button SW3 are used to adjust clock or check thunder-strike current,
4th button SW4 is reset button.
Wherein, central processing unit U1 is preferably the processing chip of model MB95F698K, the other end of the first button SW1
Connect the 33rd pin P64 of central processing unit U1, the 34th pin of the other end connection central processing unit U1 of the second button SW2
The 35th pin P66 of the other end connection central processing unit U1 of P65, third button SW3, the other end connection of the 4th button SW4
The 36th pin P67 of central processing unit U1.
The embodiment of the present invention summarizes all data of lightning protection device, is uploaded to background server and carries out data analysis,
The terminal computers such as data processing are allow to check the working condition of the lightning protection device monitored at any time, and circuit is simple；It replaces or ties up
Repair surge protector, it is not necessary to which rewiring need not also power off, and lower replace is dialled in cable interface connection；Using Al alloy shell,
It is small, it is easy for installation, lightning protection device installation is not influenced；It is directly connected to network with cable, it is easy to use；Included lightning protection function,
Realize the protection on line-ground, the overvoltage between eliminating electric wiring over the ground.
Embodiment two
An embodiment of the present invention provides a kind of lightning stroke monitoring systems, and referring to Fig. 6, the system comprises N number of lightning protection device 51, N
A lightning stroke observation circuit 52 and background server 53；Wherein, N >=1；
N number of lightning protection device 51 is connect correspondingly with N number of lightning stroke observation circuit 52, N number of lightning stroke monitoring
Circuit 52 is connect with the background server 53 respectively；Each lightning stroke observation circuit 52 is above-mentioned lightning stroke observation circuit.
It is carried out it should be noted that all lightning protection devices are gathered in a place by background server by the observation circuit that is struck by lightning
Management, maintains easily, and increases safety, reliability.
Embodiment three
An embodiment of the present invention provides a kind of lightning stroke monitoring methods, can be applied to the lightning stroke observation circuit of above-described embodiment
In, as shown in fig. 7, the lightning stroke monitoring method includes：
S1, the working signal for acquiring lightning protection device；
S2, the working signal is handled, obtains the work state information of the lightning protection device；
S3, it the work state information is sent to background server parses.
The embodiment of the present invention is acquired the working signal of lightning protection device by acquisition module, by central processing unit to adopting
The working signal collected is handled, and obtains the work state information of lightning protection device, and then by transmission module by the work of lightning protection device
Summarize as status information and carry out data analysis to background server, for the working condition of user's real time inspection lightning protection device, realizes
The real-time monitoring of lightning stroke, and circuit structure is simple.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of lightning stroke observation circuit, which is characterized in that including：
Acquisition module is connect with lightning protection device, the working signal for acquiring the lightning protection device；
Central processing unit is connect with the acquisition module, for handling the working signal, obtains the lightning protection device
Work state information；
Transmission module is connect with the central processing unit, background server respectively, for the work state information to be sent to
The background server is parsed.
2. lightning stroke observation circuit as described in claim 1, which is characterized in that the working signal of the lightning protection device includes distant news letter
Number, lightning induction signal and three-phase electricity；
The acquisition module includes the first optocoupler, the second optocoupler, third optocoupler, the 4th optocoupler and AC/DC changeover switch；
First optocoupler is connect with the distant communication interface of the lightning protection device, the central processing unit respectively, makes the distant communication interface
The distant news signal of output is transmitted to the central processing unit by first optocoupler；
The AC/DC changeover switch is connect with the thunderbolt sensor of the lightning protection device, first optocoupler respectively, makes the lightning stroke
The lightning induction signal of sensor output passes sequentially through the AC/DC changeover switch, first optocoupler is transmitted to the centre
Manage device；
Second optocoupler, the third optocoupler and the 4th optocoupler are connect with three-phase electrical interface, the central processing unit,
The three-phase electricity of the three-phase electrical interface output is set to be passed respectively by second optocoupler, the third optocoupler and the 4th optocoupler
Transport to the central processing unit.
3. lightning stroke observation circuit as claimed in claim 2, which is characterized in that the work state information of the lightning protection device includes fortune
Row status information, number of lightning strokes and thunder-strike current；
The central processing unit is specifically used for carrying out processing acquisition running state information to the distant news signal, feels to the lightning stroke
Induction signal carries out cumulative calculation and obtains number of lightning strokes, and carrying out processing to the three-phase electricity obtains thunder-strike current.
4. lightning stroke observation circuit as described in claim 1, which is characterized in that the transmission module includes：
Network commutator is connect with the central processing unit, for the work state information of the lightning protection device to be converted to network
Signal；
Chip is transmitted, is connect with the network commutator, for sending the work state information with the pattern of network signal
To the background server.
5. lightning stroke observation circuit as described in claim 1, which is characterized in that the lightning stroke observation circuit further includes：
Display module is connect with the central processing unit, the work state information for showing the lightning protection device.
6. lightning stroke observation circuit as described in claim 1, which is characterized in that the lightning stroke observation circuit further includes：
Key-press module is connect with the central processing unit, for adjusting clock or checking the work state information of the lightning protection device.
7. lightning stroke observation circuit as claimed in claim 2, which is characterized in that the acquisition module further includes first resistor, the
Two resistance, 3rd resistor, the 4th resistance, the 5th resistance and the 6th resistance；
The negative input end of first optocoupler connects the distant communication interface, the positive input terminal ground connection of first optocoupler, and described the
The collector of one optocoupler connects power supply, and the emitter of first optocoupler is separately connected described 3rd resistor one end, described second
The other end of one end of resistance, the other end of the 3rd resistor and the second resistance is separately connected the central processing unit；
The input terminal of the AC/DC changeover switch connects the thunderbolt sensor, and the positive output end of the AC/DC changeover switch passes through
The first resistor connects the negative input end of first optocoupler, the negative output terminal of the AC/DC changeover switch, first light
The positive input terminal of coupling U3 is grounded；
The input terminal of second optocoupler connects the first end of the three-phase electrical interface, and the collector of second optocoupler connects respectively
One end of the central processing unit, the 4th resistance is connect, the other end of the 4th resistance connects power supply, second optocoupler
Emitter ground connection；The input terminal of the third optocoupler connects the second end of the three-phase electrical interface, the collection of the third optocoupler
Electrode is separately connected one end of the central processing unit, the 5th resistance, and the other end of the 5th resistance connects power supply, institute
State the emitter ground connection of third optocoupler；The input terminal of 4th optocoupler connects the third end of the three-phase electrical interface, and described
The collector of four optocouplers is separately connected one end of the central processing unit, the 6th resistance, the other end of the 6th resistance
Connect power supply, the emitter ground connection of the 4th optocoupler.
8. lightning stroke observation circuit as claimed in claim 4, which is characterized in that the key-press module includes the first button, second
Button, third button, the 4th button, the first capacitance, the second capacitance, third capacitance, the 4th capacitance, the 7th resistance, the 8th resistance,
9th resistance, the tenth resistance and eleventh resistor；
One end of first button connects power supply by the 7th resistance, and the other end of first button is separately connected institute
State one end of central processing unit, one end of first capacitance, the 8th resistance, it is the other end of first capacitance, described
The other end of 8th resistance is grounded；
One end of second button connects power supply by the 7th resistance, and the other end of second button is separately connected institute
State one end of central processing unit, one end of second capacitance, the 9th resistance, it is the other end of second capacitance, described
The other end of 9th resistance is grounded；
One end of the third button connects power supply by the 7th resistance, and the other end of the third button is separately connected institute
State one end of central processing unit, one end of the third capacitance, the tenth resistance, it is the other end of the third capacitance, described
The other end of tenth resistance is grounded；
One end of 4th button connects power supply by the 7th resistance, and the other end of the 4th button is separately connected institute
State central processing unit, one end of the 4th capacitance, the eleventh resistor one end, the other end of the 4th capacitance, institute
State the other end ground connection of eleventh resistor.
9. a kind of lightning stroke monitoring system, which is characterized in that including N number of lightning protection device, N number of lightning stroke observation circuit and background server；
Wherein, N >=1；
N number of lightning protection device is connect correspondingly with N number of lightning stroke observation circuit, N number of lightning stroke observation circuit difference
It is connect with the background server；Each lightning stroke observation circuit is to be struck by lightning to monitor electricity such as claim 1 to 8 any one of them
Road.
10. a kind of lightning stroke monitoring method can be applied to claim 1 to 8 any one of them such as and be struck by lightning in observation circuit,
It is characterized in that, the lightning stroke monitoring method includes：
Acquire the working signal of lightning protection device；
The working signal is handled, the work state information of the lightning protection device is obtained；
The work state information is sent to background server to parse.
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| CN201810051868.2A CN108490818B (en) | 2018-01-19 | 2018-01-19 | Lightning stroke monitoring circuit, system and method |
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| CN108490818B (en) | 2023-09-29 |
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