CN207010360U - A kind of grid monitoring system - Google Patents
A kind of grid monitoring system Download PDFInfo
- Publication number
- CN207010360U CN207010360U CN201720982887.8U CN201720982887U CN207010360U CN 207010360 U CN207010360 U CN 207010360U CN 201720982887 U CN201720982887 U CN 201720982887U CN 207010360 U CN207010360 U CN 207010360U
- Authority
- CN
- China
- Prior art keywords
- power
- resistance
- power supply
- circuit
- detection circuit
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Landscapes
- Telephonic Communication Services (AREA)
Abstract
A kind of grid monitoring system, it is made up of housing and power supply, power switch, induction metal plate, power cut detection circuit, ultra-voltage detection circuit, short message prompt circuit, cell phone mainboard, power switch is arranged on the medial extremity of opening in shell, power supply is arranged in battery case, battery case is arranged on left part in housing, induction metal plate is bonded in the front portion of housing, power cut detection circuit, ultra-voltage detection circuit, short message prompt circuit, cell phone mainboard installation are on circuit boards, and connected with power supply, power switch by wire, circuit board is arranged on bottom in housing.The utility model is when power failure and ultra-voltage situation occur for input power, in time administrative staff can be notified to take measures by interlock circuit, prevent because have a power failure or ultra-voltage caused by electricity consumption facility cisco unity malfunction and the drawbacks of damage, based on above-mentioned, so this new application prospect having had.
Description
Technical field
It the utility model is related to the monitoring facilities field that power department uses, particularly a kind of grid monitoring system.
Background technology
In existing power system, without it is a kind of it is practical, simple, easy to use can realize simultaneously power supply having a power failure and
During voltage superpressure, the facility of automatic remote prompting administrative staff, such as the monitoring of power supply unit out-put supply, factory are unattended
The power input monitoring of working equipment etc. application places, when power supply occurs to have a power failure with power supply superpressure, administrative staff are past
Toward can not know the very first time, it is impossible to the very first time is taken measures, and the electricity consumption of electricity consumption facility can be impacted, and because it is long when
Between damage etc. the problems of ultra-voltage electricity consumption facility (for example freeze storehouse and have a power failure, if long-time unattended can be caused in storehouse
Frozen product it is rotten etc.).Based on above-mentioned, there is provided it is a kind of in real time monitoring electrical equipment input power situation, occur have a power failure and
It can notify that the facility of administrative staff is particularly necessary during ultra-voltage in time.
Utility model content
In order to overcome in existing power system, without it is a kind of can realize simultaneously power supply have a power failure and ultra-voltage monitoring
Equipment, in power supply power failure and ultra-voltage, administrative staff can not know the very first time, and thus electrical equipment electricity consumption is caused
The drawbacks of influence, the utility model are provided when power failure and ultra-voltage situation occur for input power, can pass through interlock circuit
Notify administrative staff to take counter-measure in time, prevent electrical equipment cisco unity malfunction and damage caused by power failure or ultra-voltage
A kind of bad grid monitoring system.
Technical scheme is used by the utility model solves its technical problem:
A kind of grid monitoring system, it is characterised in that detected by housing and power supply, power switch, induction metal plate, power failure
Circuit, ultra-voltage detection circuit, short message prompt circuit, cell phone mainboard are formed, and the left upper end of housing has a perforate, power switch
Installed in the medial extremity of perforate, the operation handle of power switch is located at the outboard end of perforate, and power supply is three section No.1 batteries, power supply
In battery case, battery case is arranged on left part in housing, and induction metal plate is circular copper sheet, and induction metal plate is bonded in shell
The front portion of body, power cut detection circuit, ultra-voltage detection circuit, short message prompt circuit, cell phone mainboard are installed on circuit boards, circuit
Plate is arranged on bottom in housing, and positive source is connected with power switch one end by wire, the power switch other end and the inspection that has a power failure
Slowdown monitoring circuit, ultra-voltage detection circuit, the cathode power supply input of cell phone mainboard are connected by wire, power cut detection circuit, super electric
Pressure detection circuit power output end connected with the cathode power supply input of short message prompt circuit by wire, induction metal plate and
Power cut detection circuit, the signal input part of ultra-voltage detection circuit are connected by wire, three control letters of short message prompt circuit
Number output end is connected by wire respectively with two power contacts under the determination button key of cell phone mainboard, and power cathode and having a power failure is examined
Slowdown monitoring circuit, ultra-voltage detection circuit, short message prompt circuit, the negative power supply input of cell phone mainboard are connected by wire, housing
Near monitored power network.
The power cut detection circuit is by resistance, FET, NPN triode, electrochemical capacitor and relay group into leading to therebetween
The wiring connection of oversampling circuit plate, resistance have three, and NPN triode has two, first resistance one end and the 3rd resistance one end, after
Electrical equipment cathode power supply input, power source for relay control input tip side connection, first resistance other end and second resistance
One end, the drain electrode connection of FET, second resistance other end and first NPN transistor base connection, first NPN tri-
Pole pipe colelctor electrode and the 3rd resistance other end, second NPN transistor base, the connection of electrochemical capacitor positive pole, second NPN tri-
Pole pipe colelctor electrode connects with relay negative power supply input, two NPN triode emitter stages and FET source electrode, electrolysis electricity
Hold negative pole connection.
The ultra-voltage detects electric routing resistance, FET, NPN triode, PNP triode, electrochemical capacitor and relay
Device forms, and is connected therebetween by circuit board wiring, and resistance has three, first resistance one end and the 3rd resistance one end, relay
Device control power input tip side, the connection of PNP triode emitter stage, first resistance other end and second resistance one end, field
The drain electrode connection of effect pipe, second resistance other end connect with NPN transistor base, NPN triode colelctor electrode and the 3rd
The resistance other end, PNP triode base stage, the connection of electrochemical capacitor positive pole, PNP triode colelctor electrode and the input of relay cathode power supply
End connection, NPN triode emitter stage connect with FET source electrode, relay negative power supply input, electrochemical capacitor negative pole.
The short message prompt circuit is by single-chip microcomputer, crystal oscillator, resistance, electrochemical capacitor and relay group into passing through circuit therebetween
Plate wiring connection, relay have three, and single-chip microcomputer model is AT89C205/24PI, the two external crystalline substances in crystal oscillator both ends and single-chip microcomputer
Shake and hold 4 pin, 5 pin to connect respectively, the pin of single-chip microcomputer cathode power supply input 20 and electrochemical capacitor positive pole, the positive pole of three relays are electric
Source input connection, the pin of single-chip microcomputer negative power supply input 10 connect with electrochemical capacitor negative pole, resistance one end, and single-chip microcomputer three is low
Negative power supply input of the pin of level output end 12,13,14 respectively with three relays connects, the resistance other end and single-chip microcomputer
The pin of reset terminal 1 connects.
The cell phone mainboard is the mainboard of the straight panel key mobile phone with short message sending function.
The utility model beneficial effect is:This is new first before use, turning on the power switch, and power supply enters cell phone mainboard electricity
After the input of source, administrative staff open cell phone mainboard by the switch switch of operating handset mainboard, then pass through cell phone mainboard
Function is set, the automatic keyboard lock function of cell phone mainboard cancelled, then operating handset mainboard respective keys, are editted one short
Letter, short message content is " power supply have failed ", and edits recipient (recipient is exactly the phone of administrative staff oneself
Number), then short message is stored in draft, and cell phone mainboard adjustment is opened draft holding state in short message, after the completion of
Normal use can be put into.Housing is arranged near monitored power network during use.Monitored power supply does not have a power failure, voltage does not have
When having more than normal voltage, induction metal plate senses faint 50Hz ac signals, ultra-voltage detection from grid line around
The NPN triode of circuit is in cut-off state, and when line voltage increases to over normal voltage, induction metal plate is from grid line around
The 50Hz ac signals increase sensed, then, the NPN triode of ultra-voltage detection circuit are in the conduction state, then, short
Letter cue circuit obtains electric work and receives mobile phone of the short message sending pre-deposited on cell phone mainboard to administrative staff, administrative staff
It just can know that power supply grid is abnormal after to short message, to take measures in time, reduce the influence to electricity consumption facility.Monitored electricity
When source has a power failure, induction metal plate is sensed less than 50Hz ac signals from grid line around, at power cut detection circuit NPN triode
In cut-off state, then, short message prompt circuit obtains electric work by the short message sending pre-deposited on cell phone mainboard to administrative staff
Mobile phone, administrative staff just can know that power supply grid is abnormal after receiving short message, to take measures in time, reduce to electricity consumption
The influence of facility.The utility model can be led in time when power failure and ultra-voltage situation occur for input power by interlock circuit
Know that administrative staff take measures, it is therefore prevented that electricity consumption facility cisco unity malfunction and the disadvantage of damage caused by power failure or ultra-voltage
End, based on above-mentioned, so this new application prospect having had.
Brief description of the drawings
The utility model is described further with reference to the accompanying drawings and examples.
Fig. 1 is the utility model structure diagram;
Fig. 2 is the utility model circuit diagram.
Embodiment
Shown in Fig. 1, a kind of grid monitoring system, by housing 1 and power supply 2, power switch 3, induction metal plate 4, power failure
Detection circuit 5, ultra-voltage detection circuit 6, short message prompt circuit 7, cell phone mainboard 8 are formed, and the left upper end of housing 1 has a perforate
1-1, power switch 3 are arranged on perforate 1-1 medial extremity, and the operation handle of power switch 3 is located at perforate 1-1 outboard end, electricity
Source 2 is three section No.1 batteries, and power supply 2 is arranged in battery case, and battery case is arranged on left part in housing 1, and induction metal plate 4 is round
Shape copper sheet, induction metal plate 4 are bonded in the front portion of housing 1, power cut detection circuit 5, ultra-voltage detection circuit 6, short message prompt electricity
Road 7, cell phone mainboard 8 are installed on circuit boards, and circuit board is arranged on bottom, the positive pole of power supply 2 and one end of power switch 3 in housing 1
Connected by wire, the other end of power switch 3 and power cut detection circuit 5, ultra-voltage detection circuit 6, the positive pole electricity of cell phone mainboard 8
Source input is connected by wire, power cut detection circuit 5, the power output end and short message prompt circuit 7 of ultra-voltage detection circuit 6
Cathode power supply input connected by wire, induction metal plate 4 and power cut detection circuit 5, the signal of ultra-voltage detection circuit 6
Input is connected by wire, under three control signal outputs of short message prompt circuit 7 and the determination button key of cell phone mainboard 8
Two power contacts are connected by wire respectively, and the negative pole of power supply 2 and power cut detection circuit 5, ultra-voltage detection circuit 6, short message carry
Show circuit 7, the negative power supply input of cell phone mainboard 8 is connected by wire, housing 1 is arranged near monitored power network.
Shown in Fig. 1, this is new first before use, turning on the power switch 3, power supply 2 enters the power input of cell phone mainboard 8
Afterwards, administrative staff open cell phone mainboard 8 by the switch switch of operating handset mainboard 8, cell phone mainboard 8 is in holding state,
Then by the setting function of cell phone mainboard 8, the automatic keyboard lock function of cell phone mainboard 8 is cancelled, then operating handset mainboard 8
Respective keys, a short message is editted, short message content is " power supply have failed ", and edits recipient (recipient
It is exactly the telephone number of administrative staff oneself), then short message is stored in draft, and cell phone mainboard 8 is adjusted and beaten in short message
Open draft holding state, after the completion of can put into normal use.Housing 1 is arranged near monitored power supply during use.
In use, when monitored electric network source does not have a power failure, voltage is not above normal voltage, induction metal plate 4 is from grid line around
Faint 50Hz ac signals are sensed, the NPN triode of ultra-voltage detection circuit 6 is in cut-off state, works as line voltage
Normal voltage is increased to over, the 50Hz ac signals increase that induction metal plate 4 senses from grid line around is then, super electric
The NPN triode of pressure detection circuit 6 is in the conduction state, and then, short message prompt circuit 7 obtains electric work will be pre- on cell phone mainboard 8
Mobile phone of the short message sending being first stored in administrative staff, administrative staff just can know that power supply grid is abnormal after receiving short message
, to take measures in time, reduce the influence to electricity consumption facility.In use, during monitored power outage, induction metal plate 4 from
Surrounding grid line is sensed less than 50Hz ac signals, and the NPN triode of power cut detection circuit 5 is in cut-off state, then, short
Letter cue circuit 7 obtains electric mobile phone of the short message sending that will be pre-deposited on cell phone mainboard 8 to administrative staff that work, and administrative staff connect
It just can know that power supply grid is abnormal after receiving short message, to take measures in time, reduce the influence to electricity consumption facility.This practicality
It is new to occur to have a power failure and during ultra-voltage situation in input power, it can notify administrative staff take to arrange in time by interlock circuit
Apply, it is therefore prevented that because have a power failure or ultra-voltage caused by electricity consumption facility cisco unity malfunction and the drawbacks of damage, based on above-mentioned, thus this
The new application prospect having had.
Shown in Fig. 2, power cut detection circuit is by resistance R1, R2, R3, FET VT2, NPN triode VT1, VT5, electricity
Electric capacity C2 and relay J1 compositions are solved, are connected therebetween by circuit board wiring, resistance has three, and NPN triode has two, and first
Resistance R1 one end and the 3rd resistance R3 one end, relay J1 cathode power supplies input, relay J1 controls power input are touched
The connection of point end, first resistance R1 other end and second resistance R2 one end, FET VT2 drain electrode connection, second electricity
Hinder the R2 other ends and first NPN triode VT1 base stages connection, first NPN triode VT1 colelctor electrode and the 3rd resistance R3
The other end, second NPN triode VT5 base stage, electrochemical capacitor C2 positive poles connection, second NPN triode VT5 colelctor electrode and after
Electrical equipment J1 negative power supplies input connects, first NPN triode VT1, second NPN triode VT5 emitter stage and field-effect
Pipe VT2 source electrodes, the connection of electrochemical capacitor C2 negative poles.Ultra-voltage detects electric routing resistance R4, R5, R6, the pole of FET VT4, NPN tri-
Pipe VT3, PNP triode VT6, electrochemical capacitor C3 and relay J2 compositions, are connected, resistance has three by circuit board wiring therebetween
Only, first resistance R4 one end and the 3rd resistance R6 one end, relay J2 control power inputs tip side, PNP triode VT6
Emitter stage connects, first resistance R4 other end and second resistance R5 one end, FET VT4 drain electrode connection, second
The resistance R5 other ends connect with NPN triode VT3 base stages, NPN triode VT3 colelctor electrodes and the 3rd the resistance R6 other ends, PNP
Triode VT6 base stages connect, and PNP triode VT6 colelctor electrodes and relay J2 cathode power supplies input, electrochemical capacitor C3 negative poles connect
Connect, NPN triode VT3 emitter stages and FET VT4 source electrodes, relay J2 negative power supplies input, electrochemical capacitor C3 negative poles
Connection.Short message prompt circuit is made up of Chip Microcomputer A 1, crystal oscillator BX, resistance R7, electrochemical capacitor C1 and relay J3, J4, J5, therebetween
Connected by circuit board wiring, relay there are three, and the model of Chip Microcomputer A 1 is AT89C205/24PI, crystal oscillator BX both ends and monolithic
The external pin of crystal oscillator end 4 of machine A1 two, 5 pin connect respectively, the pin of 1 cathode power supply input of Chip Microcomputer A 20 and electrochemical capacitor C1 positive poles,
Three relays J3, J4, J5 cathode power supply input connection, the pin of 1 negative power supply input of Chip Microcomputer A 10 and electrochemical capacitor C1
Negative pole, the connection of resistance R7 one end, the resistance R7 other ends connect with the pin of reset terminal 1 of Chip Microcomputer A 1,1 three low levels of Chip Microcomputer A
Negative power supply input of the pin of output end 12,13,14 respectively with three relays J3, J4, J5 connects.Cell phone mainboard A2 is that have
The mainboard of the straight panel key mobile phone of short message sending function.
Shown in Fig. 2, power supply G1 positive poles are connected with power switch S one end by wire, the power switch S other ends and power failure
Detect circuit anode power input resistance R1 one end, ultra-voltage detection circuit anode power input resistance R4 one end, mobile phone
Mainboard A2 cathode power supply input is connected by wire, power cut detection circuit power output end relay J1 normally opened contacts end,
Ultra-voltage detects the cathode power supply input electrolysis of circuit power output end relay J2 normally opened contacts end and short message prompt circuit
Electric capacity C1 positive poles are connected by wire, induction metal plate M and power cut detection circuit signal input part FET VT2 grids, are surpassed
Voltage detecting circuit signal input part FET VT4 grids are connected by wire, three control signals of short message prompt circuit
Output end relay J3, J4, J5 control power input tip side and normally opened contact end and cell phone mainboard A2 determination button DDJ
Two power contacts are connected by wire respectively under key, power supply G1 negative poles and power cut detection circuit negative power supply input NPN tri-
Pole pipe VT1 emitter stages, ultra-voltage detection circuit negative power supply input NPN triode VT3 emitter stages, short message prompt circuit negative pole
Power input electrochemical capacitor C1 negative poles, cell phone mainboard A2 negative power supply input are connected by wire, and housing is arranged on quilt
Monitor near power network.
Shown in Fig. 2, this is new first before use, turning on the power switch S, and power supply G1 enters cell phone mainboard A2 power inputs
Behind end, administrative staff open cell phone mainboard A2 by operating handset mainboard A2 switch switch KGJ, are in cell phone mainboard A2 and treat
Machine state, then by cell phone mainboard A2 setting function, cell phone mainboard A2 automatic keyboard lock function is cancelled, then operated
Cell phone mainboard A2 respective keys, a short message is editted, short message content is " power supply have failed ", and edits reception
People's (recipient is exactly the telephone number of administrative staff oneself), then short message is stored in draft, and cell phone mainboard A2 is adjusted
It is whole short message open draft holding state, after the completion of can put into normal use.Housing is arranged on monitored electricity during use
Near source.In ultra-voltage detection circuit:When monitored electric network source does not have a power failure, induction metal plate M is from grid line sense around
Faint 50Hz ac signals should be arrived, ac voltage signal drains from FET VT4 enters NPN triode through resistance R5
VT3 base stages, when monitoring line voltage is not above normal voltage, enter the poles of NPN tri- through FET VT4 drain electrodes, resistance R5
The voltage of pipe VT3 base stages is less than NPN triode VT3 0.7V starting voltages, and NPN triode VT3 is in cut-off state, works as power network
Voltage increases to over normal voltage, and the 50Hz ac signals that induction metal plate M senses from grid line around increase, then,
0.7V of the voltage higher than NPN triode VT3 for entering NPN triode VT3 base stages through FET VT4 drain electrodes, resistance R5 is originated
Voltage, NPN triode VT3 is in the conduction state, then PNP triode VT6 conductings, relay J2 obtain electric adhesive it control power supply
Tip side and normally opened contact end closure are inputted, electrochemical capacitor C3 effects are by power filter, due to short breath transtation mission circuit positive pole electricity
Source input is connected with relay J2 normally opened contacts end by wire, so, after relay J2 obtains electric adhesive, short breath transtation mission circuit
Electric work can be obtained.In power cut detection circuit:When monitored electric network source does not have a power failure, induction metal plate M is from grid line sense around
Faint 50Hz ac signals should be arrived, ac voltage signal drains from FET VT2 enters NPN triode through resistance R2
VT1 base stages, NPN triode VT1 is in the conduction state, NPN triode VT5 cut-offs, when monitored electric network source has a power failure, sensing
Sheet metal M can not sense 50Hz ac signals from grid line around again, and then, NPN triode VT1 is in cut-off state,
NPN triode VT5 obtains suitable bias current through resistance R3 and turned on, and then, relay J1 obtains electric adhesive, and it controls power input contact
End and normally opened contact end closure, electrochemical capacitor C2 effects are by power filter, due to short breath transtation mission circuit cathode power supply input
Connected with relay J1 normally opened contacts end by wire, so, after relay J1 obtains electric adhesive, short breath transtation mission circuit can obtain electrician
Make.
Shown in Fig. 2, after short message sending circuit obtains electric work, Chip Microcomputer A 1 is in its peripheral cell resistance R7, crystal oscillator BX, electricity
Solve under electric capacity C1 effects, exporting 1 second low level from its 12nd pin enters relay J3 negative power supply inputs, and relay J3 is obtained
It controls power input tip side and normally opened contact end closure for electric adhesive, due to, relay J3 control power input tip side, often
Two power contacts under tip side and cell phone mainboard A2 determination button QDJ keys are opened to connect respectively, cell phone mainboard A2 now at
Short message draft resting state, so, after determining that two power contacts are connected under button QDJ keys, cell phone mainboard A2 is no longer on
Resting state, switch to holding state.1 second low level is exported in 12 pin of Chip Microcomputer A 2, after 1 second, its 13 pin can be defeated at interval
Go out 1 second low level and enter relay J4 negative power supply inputs, relay J4 obtains electric adhesive, and it controls power input tip side
Closed with normally opened contact end, due to the determination of relay J4 control power inputs tip side, normally opened contact end and cell phone mainboard A2
Two power contacts connect respectively under button QDJ keys, so, after determining that two power contacts are connected under button QDJ keys, mobile phone master
Plate A2 switchs to short message state to be sent.1 second low level is exported in 13 pin of Chip Microcomputer A 2, after 1 second, its 14 pin can be defeated at interval
Go out 1 second low level and enter relay J5 negative power supply inputs, relay J5 obtains electric adhesive, and it controls power input tip side
Closed with normally opened contact end, due to the determination of relay J5 control power inputs tip side, normally opened contact end and cell phone mainboard A2
Two power contacts connect respectively under button QDJ keys, so, after determining that two power contacts are connected under button QDJ keys, mobile phone master
Plate A2 can be by first short message sending to be prestored in short message draft to administrative staff, and mobile phone is connected to corresponding electricity to administrative staff at one's side
After the short message for talking about number, it can clearly know that power supply grid is abnormal from its content " power supply have failed ", and
When take measures, reduce the influence to electricity consumption facility.
Shown in Fig. 2, in power cut detection circuit:Resistance R1, R2, R3 resistance are 20K, 30K, 10K respectively, FET VT2
Model is 3DJ6, and NPN triode VT1, VT5 model is 9011,9013 respectively, and relay J1 is the small-sized relays of DC4100 types 6V
Device, electrochemical capacitor C2 specifications are 100 μ F/25V.In ultra-voltage detection circuit:Resistance R4, R5, R6 resistance be respectively 20K, 50K,
10K, FET VT4 models are 3DJ6, and NPN triode VT1 models are 9011 respectively, and PNP triode model is 9012, relay
Device J2 is DC4100 type 6V miniature relays, and electrochemical capacitor C3 specifications are 100 μ F/25V.In short message prompt circuit:Crystal oscillator BX is advised
Lattice are 11.0592MHZ, and electrochemical capacitor C3 specifications are 100 μ F/25V, and resistance R7 resistances are 1K, and relay J3, J4, J5 are
OmRonG6L/1P/5VDC type subminiature relays.
The present embodiment is the utility model preferred embodiments, not new to limit, all in the present embodiment spirit
Any modification, equivalent substitution and improvements etc. are inside done, should be included within this new protection domain.
Claims (5)
1. a kind of grid monitoring system, it is characterised in that by housing and power supply, power switch, induction metal plate, power failure detection electricity
Road, ultra-voltage detection circuit, short message prompt circuit, cell phone mainboard are formed, and the left upper end of housing has a perforate, power switch peace
Mounted in the medial extremity of perforate, the operation handle of power switch is located at the outboard end of perforate, and power supply is three section No.1 batteries, and power supply is pacified
In battery case, battery case is arranged on left part in housing, and induction metal plate is circular copper sheet, and induction metal plate is bonded in housing
Front portion, power cut detection circuit, ultra-voltage detection circuit, short message prompt circuit, cell phone mainboard installation on circuit boards, circuit board
The bottom in housing, positive source and power switch one end are connected by wire, the power switch other end and the detection that has a power failure
Circuit, ultra-voltage detection circuit, the cathode power supply input of cell phone mainboard are connected by wire, power cut detection circuit, ultra-voltage
The power output end of detection circuit is connected with the cathode power supply input of short message prompt circuit by wire, induction metal plate and is stopped
Power detection circuit, the signal input part of ultra-voltage detection circuit are connected by wire, three control signals of short message prompt circuit
Output end is connected by wire respectively with two power contacts under the determination button key of cell phone mainboard, power cathode and the detection that has a power failure
Circuit, ultra-voltage detection circuit, short message prompt circuit, the negative power supply input of cell phone mainboard are connected by wire, housing peace
Near monitored power network.
2. a kind of grid monitoring system according to claim 1, it is characterised in that power cut detection circuit is by resistance, field-effect
Pipe, NPN triode, electrochemical capacitor and relay group by circuit board wiring into being connected, resistance has three, NPN triode therebetween
There are two, first resistance one end and the 3rd resistance one end, relay cathode power supply input, power source for relay control input
Tip side connects, and first resistance other end and second resistance one end, the drain electrode connection of FET, second resistance are another
End connects with first NPN transistor base, first NPN triode colelctor electrode and the 3rd resistance other end, second NPN
Transistor base, the connection of electrochemical capacitor positive pole, second NPN triode colelctor electrode connect with relay negative power supply input,
Two NPN triode emitter stages connect with FET source electrode, electrochemical capacitor negative pole.
3. a kind of grid monitoring system according to claim 1, it is characterised in that ultra-voltage detects electric routing resistance, field effect
Ying Guan, NPN triode, PNP triode, electrochemical capacitor and relay group by circuit board wiring into being connected, resistance has three therebetween
Only, first resistance one end and the 3rd resistance one end, power source for relay control input tip side, PNP triode emitter stage connect
Connect, first resistance other end and second resistance one end, the drain electrode connection of FET, second resistance other end and NPN
Transistor base connects, and NPN triode colelctor electrode and the 3rd resistance other end, PNP triode base stage, electrochemical capacitor positive pole connect
Connect, PNP triode colelctor electrode connects with relay cathode power supply input, NPN triode emitter stage and FET source electrode, after
Electrical equipment negative power supply input, the connection of electrochemical capacitor negative pole.
4. a kind of grid monitoring system according to claim 1, it is characterised in that short message prompt circuit is by single-chip microcomputer, crystalline substance
Shake, resistance, electrochemical capacitor and relay group be by circuit board wiring into being connected, relay there are three, and single-chip microcomputer model is therebetween
AT89C205/24PI, crystal oscillator both ends and the external pin of crystal oscillator end 4 of single-chip microcomputer two, 5 pin connect respectively, and single-chip microcomputer cathode power supply is defeated
Enter 20 pin of end to connect with the cathode power supply input of electrochemical capacitor positive pole, three relays, single-chip microcomputer negative power supply input 10
Pin connects with electrochemical capacitor negative pole, resistance one end, the pin of three low level output ends of single-chip microcomputer 12,13,14 respectively with three relays
The negative power supply input connection of device, the resistance other end connect with the pin of reset terminal 1 of single-chip microcomputer.
5. a kind of grid monitoring system according to claim 1, it is characterised in that cell phone mainboard is with short message sending work(
The mainboard of the straight panel key mobile phone of energy.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720982887.8U CN207010360U (en) | 2017-08-08 | 2017-08-08 | A kind of grid monitoring system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720982887.8U CN207010360U (en) | 2017-08-08 | 2017-08-08 | A kind of grid monitoring system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207010360U true CN207010360U (en) | 2018-02-13 |
Family
ID=61458804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720982887.8U Active CN207010360U (en) | 2017-08-08 | 2017-08-08 | A kind of grid monitoring system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207010360U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108535553A (en) * | 2018-06-25 | 2018-09-14 | 海南电网有限责任公司信息通信分公司 | Grid power blackout visualization device based on GIS |
-
2017
- 2017-08-08 CN CN201720982887.8U patent/CN207010360U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108535553A (en) * | 2018-06-25 | 2018-09-14 | 海南电网有限责任公司信息通信分公司 | Grid power blackout visualization device based on GIS |
CN108535553B (en) * | 2018-06-25 | 2024-05-31 | 海南电网有限责任公司信息通信分公司 | GIS-based power grid power failure visualization device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206849221U (en) | A kind of intelligent domestic system | |
CN207010360U (en) | A kind of grid monitoring system | |
CN201142565Y (en) | Miniature duplex electric fire disaster monitoring alarm embedded on cabinet door of power distribution cabinet | |
CN207800817U (en) | Cell safety monitoring device and battery modules | |
CN208094020U (en) | A kind of domestic intelligent switch box | |
CN208376530U (en) | Power distribution equipment, distribution box and vehicle | |
CN204422616U (en) | There is the electrical energy metering tank of anti-stealing electricity function | |
CN108321065A (en) | A kind of fuse switch on-Line Monitor Device | |
CN207115693U (en) | A kind of intelligent monitored control module device | |
CN207502579U (en) | A kind of electric energy meter and unit-area management system | |
CN206758374U (en) | A kind of novel side-mounted breaker | |
CN206639345U (en) | A kind of intelligent doorbell | |
CN214279092U (en) | Anti-dismantling alarm case | |
CN206991658U (en) | The outdoor Multimedia Advertisement Machine of trouble point can actively be prompted | |
CN204102748U (en) | A kind of isolating switch control cubicle with warning | |
CN200989921Y (en) | Electric line antitheft alarming device | |
CN106781226A (en) | A kind of intelligent doorbell | |
CN209088574U (en) | A kind of internal/external power switching circuit | |
CN209748264U (en) | Remote monitoring communication device based on mobile network power utilization safety | |
CN207319387U (en) | A kind of wireless door magnetic sensing device | |
CN206100101U (en) | Safety early -warning device that solitary old man used | |
CN207883648U (en) | A kind of fuse switch on-Line Monitor Device | |
CN207265631U (en) | Cable branch box | |
CN205510184U (en) | Old man's safety trip portable phone | |
CN201600407U (en) | Improved DC monitor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |