CN207184140U - Internet-of-things terminal equipment sparing power-supply system - Google Patents
Internet-of-things terminal equipment sparing power-supply system Download PDFInfo
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- CN207184140U CN207184140U CN201720613940.7U CN201720613940U CN207184140U CN 207184140 U CN207184140 U CN 207184140U CN 201720613940 U CN201720613940 U CN 201720613940U CN 207184140 U CN207184140 U CN 207184140U
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- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 239000004065 semiconductor Substances 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
A kind of internet-of-things terminal equipment sparing power-supply system provided by the utility model, including for detecting the detection unit of internet-of-things terminal device power supply (DPS) input terminal voltage state, the control unit U2 for receiving monitoring unit output signal, the on-off control unit for the current supply circuit break-make between the standby power unit powered under power-off or voltage instability state to internet-of-things terminal equipment and the control signal control standby power unit and internet-of-things terminal that are exported for reception control unit；Also include wireless communication module, described control unit U2 is connected by wireless communication module with upper monitoring main-machine communication；When civil power fluctuates or off-position can be detected accurately, and stand-by power supply power supply is directly switch to when civil power powers off, and can in time be alerted when civil power fluctuates, is made corresponding control measure in time beneficial to staff.
Description
Technical field
It the utility model is related to a kind of power-supply system, more particularly to a kind of internet-of-things terminal equipment sparing power-supply system.
Background technology
In Internet of Things field, the stabilization of power-supply system is directly connected to the stability of Internet of things system, is especially monitoring
In field, because the detection terminal of Internet of Things needs detection target device in real time or the relevant parameter of target area, Ran Houjin
Row Real-time Feedback or real-time storage, if there is the situation of power-off, it is discontinuous to cause to detect data, will to industrial production,
Agricultural production brings great loss；Therefore, the stability of power supply also directly concerns the stability of Internet of things system, existing skill
In art, internet-of-things terminal equipment is typically powered using 220V civil power, and still, the feelings such as fluctuation, power-off also occur in civil power
Condition, so as to have influence on the operation of internet-of-things terminal equipment, such as power off, it will loss of data is caused, discontinuously, such as city's electro-mechanical wave,
Internet-of-things terminal equipment performance and service life will be caused to be affected.
It is, therefore, desirable to provide a kind of standby power system is to solve above-mentioned technical problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of internet-of-things terminal equipment sparing power-supply system, works as civil power
When fluctuating or off-position can be detected accurately, and stand-by power supply confession is directly switch to when civil power powers off
It electricity, can in time be alerted when civil power fluctuates, make corresponding control measure in time beneficial to staff.
A kind of internet-of-things terminal equipment sparing power-supply system provided by the utility model, including for detecting internet-of-things terminal
The detection unit of device power supply (DPS) input terminal voltage state, the control unit U2 for receiving monitoring unit output signal, for
To the standby power unit of internet-of-things terminal equipment power supply and for reception control unit under power-off or voltage instability state
The on-off control unit of current supply circuit break-make between the control signal control standby power unit and internet-of-things terminal of output；
Also include wireless communication module, described control unit U2 is connected by wireless communication module and upper monitoring main-machine communication
Connect.
Further, the detection unit includes voltage detecting circuit and voltage status judging circuit；
The detection circuit includes resistance R1, resistance R2 and rectifier bridge Z1；One end of the resistance R1 is connected to civil power
Between output interface and internet-of-things terminal device power supply (DPS) input, the other end is grounded by resistance R2, resistance R1 and resistance R2 it
Between points of common connection be connected with rectifier bridge Z1 input, rectifier bridge Z1 output end and the input of voltage status judging circuit
End connection；
The voltage status judging circuit include resistance R3, resistance R4, amplifier U1, resistance R5, resistance R6, resistance R7 and
Triode Q1, resistance R9, resistance R10, resistance R11, resistance R12 and triode Q3；Amplifier U1 in-phase end passes through resistance R3
It is connected with rectifier bridge Z1 output end, amplifier U1 backward end is grounded by resistance R4, and amplifier U1 end of oppisite phase also passes through resistance
R5 is connected with control unit U2 voltage controling end, and amplifier U1 output end is connected by resistance R6 with triode Q1 base stage,
Triode Q1 grounded emitter, triode Q1 colelctor electrode are connected with power supply VCC, and triode Q1 colelctor electrode also passes through resistance
R7 is connected with control unit U2 the first control signal；
The in-phase end of the amplifier U3 is connected by resistance R10 with rectifier bridge Z1 output end, and amplifier U3 backward end leads to
Resistance R11 ground connection is crossed, amplifier U3 output end is connected by resistance R9 with triode Q1 base stage, and triode Q3 emitter stage connects
Ground, triode Q3 colelctor electrode are connected with power supply VCC, and triode Q3 colelctor electrode also passes through resistance R12's and control unit U2
Second control signal connects.
Further, described control unit U2 is STM32F030K6 process chips.
Further, the on-off control unit includes normal-open type relay J1, metal-oxide-semiconductor Q2 and resistance R8；The metal-oxide-semiconductor
Q2 grid is connected with control unit U2 control output end, and metal-oxide-semiconductor Q2 drain electrode meets power supply VCC, metal-oxide-semiconductor Q2 by resistance R8
Source electrode be grounded by relay J1 coil；Relay J1 normally opened contact is connected to standby power unit and internet-of-things terminal
Current supply circuit between device power supply (DPS) input.
Further, the standby power unit includes battery I, battery II, inverter and voltage conversion circuit；
The power supply output end of the battery I and the input of inverter connect, and the output end of inverter passes through relay
J1 normally opened contact is connected with the power input of internet-of-things terminal equipment；
The power supply output end of battery II and the input of voltage conversion circuit connect, and the 5V of the voltage conversion circuit is defeated
Go out offer end of the end for power supply VCC, the 3.3V output ends of the voltage conversion circuit provide electricity consumption for control unit U2；Wherein,
Battery I is rated voltage 48V battery, and battery II is the battery that rated voltage is 12V.
Further, the voltage conversion circuit is LM7805 voltage conversion circuits.
The beneficial effects of the utility model：By the utility model, when civil power fluctuates or off-position can
Accurately detected, and stand-by power supply power supply is directly switch to when civil power powers off, can be timely when civil power fluctuates
Alarm, corresponding control measure is made beneficial to staff, so as to prevent the loss of data of Internet of things system or not connect in time
The generation of continuous phenomenon, and good protection can be played a part of to the terminal device of Internet of Things, increase the service life.
Brief description of the drawings
The utility model is further described with reference to the accompanying drawings and examples：
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
Fig. 1 is circuit theory diagrams of the present utility model, as illustrated, a kind of internet-of-things terminal provided by the utility model is set
Standby standby power system, including for detecting the detection unit of internet-of-things terminal device power supply (DPS) input terminal voltage state, for connecing
Take into custody and survey the control unit U2 of element output signal, for being supplied under power-off or voltage instability state to internet-of-things terminal equipment
The standby power unit of electricity and the control signal control standby power unit for reception control unit output and Internet of Things end
The on-off control unit of current supply circuit break-make between end；
Also include wireless communication module, described control unit U2 is connected by wireless communication module and upper monitoring main-machine communication
Connect, wherein, wireless communication module uses mobile communication module, such as GPRS module, 4G modules；Described control unit U2 is
STM32F030K6 process chips；When the power break occurs, control unit U2 directly controls break-make unit to turn on, by stand-by power supply list
Member is powered to terminal device, moreover, control unit U2 is alerted by wireless communication module to upper monitoring host computer；Control
When civil power fluctuates, control unit U2's unit processed is directly alarmed to monitoring host computer, and carrying out basis by monitoring personnel works as
Preceding power supply environment and working condition decide whether artificially to disconnect civil power, and are powered by standby power unit, in this way, then upper
Monitoring host computer directly sends control command to control unit U2, and delays time to control on-off control unit turns on, by said structure,
Corresponding control measure are made in time beneficial to staff, so as to prevent the loss of data of Internet of things system or non-continuous event
Generation, and good protection can be played a part of to the terminal device of Internet of Things, increased the service life.
In the present embodiment, the detection unit includes voltage detecting circuit and voltage status judging circuit；
The detection circuit includes resistance R1, resistance R2 and rectifier bridge Z1；One end of the resistance R1 is connected to civil power
Between output interface and internet-of-things terminal device power supply (DPS) input, the other end is grounded by resistance R2, resistance R1 and resistance R2 it
Between points of common connection be connected with rectifier bridge Z1 input, rectifier bridge Z1 output end and the input of voltage status judging circuit
End connection；Wherein, resistance R2 is adjustable resistance；
The voltage status judging circuit include resistance R3, resistance R4, amplifier U1, resistance R5, resistance R6, resistance R7 and
Triode Q1, resistance R9, resistance R10, resistance R11, resistance R12 and triode Q3；Amplifier U1 in-phase end passes through resistance R3
It is connected with rectifier bridge Z1 output end, amplifier U1 backward end is grounded by resistance R4, and amplifier U1 end of oppisite phase also passes through resistance
R5 is connected with control unit U2 voltage controling end, and amplifier U1 output end is connected by resistance R6 with triode Q1 base stage,
Triode Q1 grounded emitter, triode Q1 colelctor electrode are connected with power supply VCC, and triode Q1 colelctor electrode also passes through resistance
R7 is connected with control unit U2 the first control signal；
The in-phase end of the amplifier U3 is connected by resistance R10 with rectifier bridge Z1 output end, and amplifier U3 backward end leads to
Resistance R11 ground connection is crossed, amplifier U3 output end is connected by resistance R9 with triode Q1 base stage, and triode Q3 emitter stage connects
Ground, triode Q3 colelctor electrode are connected with power supply VCC, and triode Q3 colelctor electrode also passes through resistance R12's and control unit U2
Second control signal connects, wherein, under normality, amplifier U1 and amplifier U3 keep low level output；Rectifier bridge Z1 is by collection
After AC rectification, it is input in amplifier U3 and is compared by current limiting pressure-limiting resistance R3, if power-off, amplifier U3 same phase
End is equal with end of oppisite phase incoming level, amplifier U1 output high level, triode Q1 conductings, the electricity of the control signal of control unit
Flat to be pulled low, control unit exports corresponding control signal, control on-off control unit conducting, if city's electro-mechanical wave, then transport
Be higher than reference voltage when putting the in-phase end and end of oppisite phase level, i.e. voltage in U3, when and be less than reference voltage, then amplifier
It is low level that U3, which keeps output, and amplifier U1 is judged accordingly, then amplifier U1 exports high level, the control input of control unit
End is pulled low, and the current alarm signal for being city's electro-mechanical wave, city's electro-mechanical wave being exported to remote monitoring main frame of control unit U2 identifications；
Wherein, rectifier bridge Z1 is the whole bridge rectifier circuit of diode composition, and control unit is by resistance R5 and resistance R4 to amplifier U1
Reference voltage set, wherein, control unit U2 uses existing STM32F030K6 chips, the first control signal and
Second control signal is set by existing mode to the pin of chip, and not in this to go forth.
In the present embodiment, the on-off control unit includes normal-open type relay J1, metal-oxide-semiconductor Q2 and resistance R8；It is described
Metal-oxide-semiconductor Q2 grid is connected with control unit U2 control output end, and metal-oxide-semiconductor Q2 drain electrode meets power supply VCC by resistance R8,
Metal-oxide-semiconductor Q2 source electrode is grounded by relay J1 coil；Relay J1 normally opened contact is connected to standby power unit and thing
Current supply circuit between networked terminals device power supply (DPS) input, exist when control unit U2 exports high level to metal-oxide-semiconductor Q2, then MOS
Pipe Q2 is turned on, and relay J1 adhesives, has battery I to power.
In the present embodiment, the standby power unit includes battery I, battery II, inverter and voltage conversion electricity
Road；
The power supply output end of the battery I and the input of inverter connect, and the output end of inverter passes through relay
J1 normally opened contact is connected with the power input of internet-of-things terminal equipment；
The power supply output end of battery II and the input of voltage conversion circuit connect, and the 5V of the voltage conversion circuit is defeated
Go out offer end of the end for power supply VCC, the 3.3V output ends of the voltage conversion circuit provide electricity consumption for control unit U2；Wherein,
Battery I is rated voltage 48V battery, and battery II is the battery that rated voltage is 12V；The voltage conversion circuit
For LM7805 voltage conversion circuits, wherein, inverter and voltage conversion circuit are existing circuit, and not in this to go forth.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (5)
- A kind of 1. internet-of-things terminal equipment sparing power-supply system, it is characterised in that：Including for detecting internet-of-things terminal equipment electricity The detection unit of source input terminal voltage state, the control unit U2 for receiving monitoring unit output signal, for power-off or To the standby power unit of internet-of-things terminal equipment power supply and for reception control unit output under person's voltage instability state Control signal controls the on-off control unit of the current supply circuit break-make between standby power unit and internet-of-things terminal；Also include wireless communication module, described control unit U2 is connected by wireless communication module with upper monitoring main-machine communication；The detection unit includes voltage detecting circuit and voltage status judging circuit；The detection circuit includes resistance R1, resistance R2 and rectifier bridge Z1；One end of the resistance R1 is connected to city's electricity output Between interface and internet-of-things terminal device power supply (DPS) input, the other end is grounded by resistance R2, between resistance R1 and resistance R2 Points of common connection is connected with rectifier bridge Z1 input, and rectifier bridge Z1 output end connects with the input of voltage status judging circuit Connect；The voltage status judging circuit includes resistance R3, resistance R4, amplifier U1, resistance R5, resistance R6, resistance R7 and three poles Pipe Q1, resistance R9, resistance R10, resistance R11, resistance R12 and triode Q3；Amplifier U1 in-phase end by resistance R3 with it is whole Flow bridge Z1 output end connection, amplifier U1 backward end is grounded by resistance R4, amplifier U1 end of oppisite phase also by resistance R5 with Control unit U2 voltage controling end connection, amplifier U1 output end are connected by resistance R6 with triode Q1 base stage, three poles Pipe Q1 grounded emitter, triode Q1 colelctor electrode are connected with power supply VCC, triode Q1 colelctor electrode also by resistance R7 with Control unit U2 the first control signal connection；The in-phase end of the amplifier U3 is connected by resistance R10 with rectifier bridge Z1 output end, and amplifier U3 backward end passes through electricity R11 ground connection is hindered, amplifier U3 output end is connected by resistance R9 with triode Q1 base stage, triode Q3 grounded emitter, Triode Q3 colelctor electrode is connected with power supply VCC, and triode Q3 colelctor electrode also passes through the second of resistance R12 and control unit U2 Control signal connects.
- 2. internet-of-things terminal equipment sparing power-supply system according to claim 1, it is characterised in that：Described control unit U2 is STM32F030K6 process chips.
- 3. internet-of-things terminal equipment sparing power-supply system according to claim 1, it is characterised in that：The on-off control unit Including normal-open type relay J1, metal-oxide-semiconductor Q2 and resistance R8；The grid of the metal-oxide-semiconductor Q2 exports with control unit U2 control End connection, metal-oxide-semiconductor Q2 drain electrode meet power supply VCC by resistance R8, and metal-oxide-semiconductor Q2 source electrode is grounded by relay J1 coil； Relay J1 normally opened contact is connected to the current supply circuit between standby power unit and internet-of-things terminal device power supply (DPS) input.
- 4. internet-of-things terminal equipment sparing power-supply system according to claim 3, it is characterised in that：The standby power unit Including battery I, battery II, inverter and voltage conversion circuit；The power supply output end of the battery I and the input of inverter connect, and the output end of inverter passes through relay J1's Normally opened contact is connected with the power input of internet-of-things terminal equipment；The power supply output end of battery II and the input of voltage conversion circuit connect, the 5V output ends of the voltage conversion circuit For power supply VCC offer end, the 3.3V output ends of the voltage conversion circuit provide electricity consumption for control unit U2；Wherein, electric power storage Pond I is rated voltage 48V battery, and battery II is the battery that rated voltage is 12V.
- 5. internet-of-things terminal equipment sparing power-supply system according to claim 4, it is characterised in that：The voltage conversion circuit For LM7805 voltage conversion circuits.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720613940.7U CN207184140U (en) | 2017-05-26 | 2017-05-26 | Internet-of-things terminal equipment sparing power-supply system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720613940.7U CN207184140U (en) | 2017-05-26 | 2017-05-26 | Internet-of-things terminal equipment sparing power-supply system |
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| CN207184140U true CN207184140U (en) | 2018-04-03 |
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| CN201720613940.7U Active CN207184140U (en) | 2017-05-26 | 2017-05-26 | Internet-of-things terminal equipment sparing power-supply system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112422689A (en) * | 2020-11-20 | 2021-02-26 | 日照职业技术学院 | Control device with auxiliary control structure based on internet of things technology |
| CN114825580A (en) * | 2021-01-29 | 2022-07-29 | 浙江瑞森路政设施有限公司 | Gas station's monitor platform power protection device |
| CN116345695A (en) * | 2023-05-26 | 2023-06-27 | 天津市津能双鹤热力设备有限公司 | Communication method with outage alarm for heat exchange station and communication terminal |
-
2017
- 2017-05-26 CN CN201720613940.7U patent/CN207184140U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112422689A (en) * | 2020-11-20 | 2021-02-26 | 日照职业技术学院 | Control device with auxiliary control structure based on internet of things technology |
| CN114825580A (en) * | 2021-01-29 | 2022-07-29 | 浙江瑞森路政设施有限公司 | Gas station's monitor platform power protection device |
| CN116345695A (en) * | 2023-05-26 | 2023-06-27 | 天津市津能双鹤热力设备有限公司 | Communication method with outage alarm for heat exchange station and communication terminal |
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