CN110098656B - Automatic charging energy-saving control circuit for emergency standby power supply of fire alarm system - Google Patents
Automatic charging energy-saving control circuit for emergency standby power supply of fire alarm system Download PDFInfo
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- CN110098656B CN110098656B CN201910376218.XA CN201910376218A CN110098656B CN 110098656 B CN110098656 B CN 110098656B CN 201910376218 A CN201910376218 A CN 201910376218A CN 110098656 B CN110098656 B CN 110098656B
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- 239000003990 capacitor Substances 0.000 claims abstract description 27
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 26
- 230000006641 stabilisation Effects 0.000 claims description 9
- 238000011105 stabilization Methods 0.000 claims description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- H02J7/027—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
- H02J7/06—Regulation of charging current or voltage using discharge tubes or semiconductor devices
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
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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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Fire alarm system emergency power source automatic charging energy-saving control circuit relates to fire alarm system circuit upgrading technical field, its characterized in that: the circuit comprises a circuit input end N1, a circuit input end L1, a capacitor C1, bridge rectifier diodes D1-D4, a capacitor C3, a voltage regulator tube VD1, a resistor R1, a triode Q1, a relay J1, a normally closed contact J1-1, an output end V1, an output end V2, a standby storage battery DC1, a voltage regulator diode VD2, a triode Q3, a triode Q2, a photo-coupler IC1 with a photosensitive bidirectional triode, a photo-coupler IC2 with a photosensitive triode, a resistor R5, a resistor R2, a bidirectional thyristor VT1, a power transformer T1, bridge rectifier diodes D5-D8, a capacitor C2, a resistor R6 and a resistor R8. The invention has good operation effect and convenient implementation, can prolong the service life and save the electric quantity while protecting the storage battery.
Description
The technical field is as follows:
the invention relates to the technical field of circuit upgrading of a fire alarm system, in particular to an automatic charging energy-saving control circuit of an emergency standby power supply of the fire alarm system.
Background art:
the fire-fighting alarm system is composed of trigger device, fire alarm device, linkage output device and other auxiliary functional devices, and can convert the physical quantities of smoke, heat and flame produced by combustion into electric signals by fire detector at the initial stage of fire, and transmit them to fire alarm controller, and can display the position and time of fire, so that people can find fire in time, and can take effective measures to extinguish the initial fire.
However, the standby power supply of the fire alarm system needs to be checked regularly, the battery is replaced regularly or the fire alarm system is charged regularly, the maintenance, the repair and the disassembly are inconvenient, the battery is damaged due to overlarge charging amount or overcharge when the fire alarm system is charged, and electric power is lost when the fire alarm system is charged, so that electric power waste and equipment damage are caused.
The invention content is as follows:
the invention aims to solve the technical problem of overcoming the defects of the prior art and provides an automatic charging energy-saving control circuit for an emergency standby power supply of a fire alarm system.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
fire alarm system emergency power source automatic charging energy-saving control circuit, its characterized in that: the circuit comprises a circuit input end N1, a circuit input end L1, a capacitor C1, bridge rectifier diodes D1-D4, a capacitor C3, a voltage regulator tube VD1, a resistor R1, a triode Q1, a relay J1, a normally closed contact J1-1, an output end V1, an output end V2, a standby storage battery DC1, a voltage regulator diode VD2, a triode Q3, a triode Q2, a photo-coupler IC1 with a photosensitive bidirectional triode, a photo-coupler IC2 with a photosensitive triode, a resistor R5, a resistor R2, a bidirectional thyristor VT1, a power transformer T1, bridge rectifier diodes D5-D8, a capacitor C2, a resistor R6 and a resistor R8;
the circuit input end N1 and the circuit input end L1 are connected to a 220V power supply, the voltage of the circuit input end L1 is reduced by a capacitor C1, then the voltage is subjected to bridge rectifier diodes D1-D4, the voltage after bridge rectifier is subjected to bridge rectifier by a capacitor C3, the voltage is subjected to filtering by a capacitor C3 and then is subjected to voltage stabilization output by a voltage stabilization tube VD1, the voltage of the 12V output by voltage stabilization is connected with a triode Q1 by a resistor R1, so that the triode Q1 is conducted, the relay J1 is electrified by a relay J1 to work, the normally closed contact J1-1 is pulled off after the relay J1 is electrified, and the output end V1 and the output end V2 have no voltage output;
when the voltage of the spare storage battery DC1 is lower than 12.5V, the voltage stabilizing diode VD2 is in a non-conducting state, the base electrode of the triode Q3 is at a low level, the triode Q3 is in a cut-off state, at the moment, the 12V voltage of the spare storage battery DC1 is transmitted to the base electrode of the triode Q2 through the resistor R4, the triode Q2 is conducted, the pin 1 of the luminous tube in the photoelectric coupler IC2 is connected to the 12V positive electrode of the spare storage battery DC1 through the resistor R5 in a reduced voltage mode, after the triode Q2 is conducted, the collector electrode of the triode Q2 is at a low level, the photoelectric coupler IC2 is electrified to work, the phototriode in the photoelectric coupler IC2 is conducted, the pin 4 of the photoelectric coupler IC2 outputs a low level, the pin 1 of the photoelectric coupler IC1 is connected to the positive electrode of the capacitor C3 through the resistor R2 in a reduced voltage mode, at the moment, the photoelectric coupler IC1 is electrified to work, the photosensitive bidirectional conduction in the photoelectric coupler IC1 is conducted, because the pin 828653, after the photoelectric coupler IC1 works, the 3 pin of the photoelectric coupler IC1 outputs high level and is connected to the 2 pin of the trigger pin of the bidirectional thyristor VT1, so that the bidirectional thyristor VT1 is triggered and conducted, the 1 pin of the input pin of the bidirectional thyristor VT1 is connected to the circuit input end L1, the 3 pin of the bidirectional thyristor VT1 outputs 220V voltage to enable the primary side of the power transformer T1 to be electrified, the power transformer T1 outputs DC 15V voltage to charge the standby storage battery DC1 after the secondary side outputs AC 15V voltage and is subjected to bridge rectification by bridge rectifier diodes D5-D8 and then is filtered by a capacitor C2 to output DC 15V voltage, the storage battery voltage gradually rises in the charging process, when the voltage of the storage battery is charged to 14-15V, the voltage stabilizing diode 2 9 is soft-broken down, the positive pole of the voltage stabilizing diode VD2 appears high voltage and is evenly conducted by a resistor R6 and a resistor R8, and the collector of the triode Q68692 outputs low level, the base electrode of the triode Q2 is in a low level state, the triode Q2 is cut off, the photoelectric coupler IC2 is out of power and does not work, the photoelectric coupler IC1 is out of power and does not work, the pin 2 of the bidirectional thyristor VT1 is cut off without trigger voltage, the power transformer T1 is powered off, and the standby storage battery DC1 stops charging;
when power is cut off suddenly, the relay J1 does not work because of no 12V voltage, the normally closed contact J1-1 does not attract because the relay J1 loses power and is in a normally closed state, and the output end V1 and the output end V2 are enabled to have 12V voltage output of the standby battery DC 1.
The invention has the beneficial effects that: by using the operating circuit, the operating effect is good, the implementation is convenient, the standby storage battery cannot bulge due to overcharging, the service life of the standby storage battery is prolonged, the purpose of saving electricity is achieved, and the standby storage battery has the function of automatic undervoltage charging.
Description of the drawings:
FIG. 1 is a circuit diagram of the present invention.
The specific implementation mode is as follows:
in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
As shown in figure 1, the fire alarm system emergency standby power supply automatic charging energy-saving control circuit is characterized in that: the circuit comprises a circuit input end N1, a circuit input end L1, a capacitor C1, bridge rectifier diodes D1-D4, a capacitor C3, a voltage regulator tube VD1, a resistor R1, a triode Q1, a relay J1, a normally closed contact J1-1, an output end V1, an output end V2, a standby storage battery DC1, a voltage regulator diode VD2, a triode Q3, a triode Q2, a photo-coupler IC1 with a photosensitive bidirectional triode, a photo-coupler IC2 with a photosensitive triode, a resistor R5, a resistor R2, a bidirectional thyristor VT1, a power transformer T1, bridge rectifier diodes D5-D8, a capacitor C2, a resistor R6 and a resistor R8;
the circuit input end N1 and the circuit input end L1 are connected to a 220V power supply, the voltage of the circuit input end L1 is reduced by a capacitor C1, then the voltage is subjected to bridge rectifier diodes D1-D4, the voltage after bridge rectifier is subjected to bridge rectifier by a capacitor C3, the voltage is subjected to filtering by a capacitor C3 and then is subjected to voltage stabilization output by a voltage stabilization tube VD1, the voltage of the 12V output by voltage stabilization is connected with a triode Q1 by a resistor R1, so that the triode Q1 is conducted, the relay J1 is electrified by a relay J1 to work, the normally closed contact J1-1 is pulled off after the relay J1 is electrified, and the output end V1 and the output end V2 have no voltage output;
when the voltage of the spare storage battery DC1 is lower than 12.5V, the voltage stabilizing diode VD2 is in a non-conducting state, the base electrode of the triode Q3 is at a low level, the triode Q3 is in a cut-off state, at the moment, the 12V voltage of the spare storage battery DC1 is transmitted to the base electrode of the triode Q2 through the resistor R4, the triode Q2 is conducted, the pin 1 of the luminous tube in the photoelectric coupler IC2 is connected to the 12V positive electrode of the spare storage battery DC1 through the resistor R5 in a reduced voltage mode, after the triode Q2 is conducted, the collector electrode of the triode Q2 is at a low level, the photoelectric coupler IC2 is electrified to work, the phototriode in the photoelectric coupler IC2 is conducted, the pin 4 of the photoelectric coupler IC2 outputs a low level, the pin 1 of the photoelectric coupler IC1 is connected to the positive electrode of the capacitor C3 through the resistor R2 in a reduced voltage mode, at the moment, the photoelectric coupler IC1 is electrified to work, the photosensitive bidirectional conduction in the photoelectric coupler IC1 is conducted, because the pin 828653, after the photoelectric coupler IC1 works, the 3 pin of the photoelectric coupler IC1 outputs high level and is connected to the 2 pin of the trigger pin of the bidirectional thyristor VT1, so that the bidirectional thyristor VT1 is triggered and conducted, the 1 pin of the input pin of the bidirectional thyristor VT1 is connected to the circuit input end L1, the 3 pin of the bidirectional thyristor VT1 outputs 220V voltage to enable the primary side of the power transformer T1 to be electrified, the power transformer T1 outputs DC 15V voltage to charge the standby storage battery DC1 after the secondary side outputs AC 15V voltage and is subjected to bridge rectification by bridge rectifier diodes D5-D8 and then is filtered by a capacitor C2 to output DC 15V voltage, the storage battery voltage gradually rises in the charging process, when the voltage of the storage battery is charged to 14-15V, the voltage stabilizing diode 2 9 is soft-broken down, the positive pole of the voltage stabilizing diode VD2 appears high voltage and is evenly conducted by a resistor R6 and a resistor R8, and the collector of the triode Q68692 outputs low level, the base electrode of the triode Q2 is in a low level state, the triode Q2 is cut off, the photoelectric coupler IC2 is out of power and does not work, the photoelectric coupler IC1 is out of power and does not work, the pin 2 of the bidirectional thyristor VT1 is cut off without trigger voltage, the power transformer T1 is powered off, and the standby storage battery DC1 stops charging;
when power is cut off suddenly, the relay J1 does not work because of no 12V voltage, the normally closed contact J1-1 does not attract because the relay J1 loses power and is in a normally closed state, and the output end V1 and the output end V2 are enabled to have 12V voltage output of the standby battery DC 1.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. Fire alarm system emergency power source automatic charging energy-saving control circuit, its characterized in that: the circuit comprises a circuit input end N1, a circuit input end L1, a capacitor C1, bridge rectifier diodes D1-D4, a capacitor C3, a voltage regulator tube VD1, a resistor R1, a triode Q1, a relay J1, a normally closed contact J1-1, an output end V1, an output end V2, a standby storage battery DC1, a voltage regulator diode VD2, a triode Q3, a triode Q2, a photo-coupler IC1 with a photosensitive bidirectional triode, a photo-coupler IC2 with a photosensitive triode, a resistor R5, a resistor R2, a bidirectional thyristor VT1, a power transformer T1, bridge rectifier diodes D5-D8, a capacitor C2, a resistor R6 and a resistor R8;
the circuit input end N1 and the circuit input end L1 are connected to a 220V power supply, the voltage of the circuit input end L1 is reduced by a capacitor C1, then the voltage is subjected to bridge rectifier diodes D1-D4, the voltage after bridge rectifier is subjected to bridge rectifier by a capacitor C3, the voltage is subjected to filtering by a capacitor C3 and then is subjected to voltage stabilization output by a voltage stabilization tube VD1, the voltage of the 12V output by voltage stabilization is connected with a triode Q1 by a resistor R1, so that the triode Q1 is conducted, the relay J1 is electrified by a relay J1 to work, the normally closed contact J1-1 is pulled off after the relay J1 is electrified, and the output end V1 and the output end V2 have no voltage output;
when the voltage of the spare storage battery DC1 is lower than 12.5V, the voltage stabilizing diode VD2 is in a non-conducting state, the base electrode of the triode Q3 is at a low level, the triode Q3 is in a cut-off state, at the moment, the 12V voltage of the spare storage battery DC1 is transmitted to the base electrode of the triode Q2 through the resistor R4, the triode Q2 is conducted, the pin 1 of the luminous tube in the photoelectric coupler IC2 is connected to the 12V positive electrode of the spare storage battery DC1 through the resistor R5 in a reduced voltage mode, after the triode Q2 is conducted, the collector electrode of the triode Q2 is at a low level, the photoelectric coupler IC2 is electrified to work, the phototriode in the photoelectric coupler IC2 is conducted, the pin 4 of the photoelectric coupler IC2 outputs a low level, the pin 1 of the photoelectric coupler IC1 is connected to the positive electrode of the capacitor C3 through the resistor R2 in a reduced voltage mode, at the moment, the photoelectric coupler IC1 is electrified to work, the photosensitive bidirectional conduction in the photoelectric coupler IC1 is conducted, because the pin 828653, after the photoelectric coupler IC1 works, the 3 pin of the photoelectric coupler IC1 outputs high level and is connected to the 2 pin of the trigger pin of the bidirectional thyristor VT1, so that the bidirectional thyristor VT1 is triggered and conducted, the 1 pin of the input pin of the bidirectional thyristor VT1 is connected to the circuit input end L1, the 3 pin of the bidirectional thyristor VT1 outputs 220V voltage to enable the primary side of the power transformer T1 to be electrified, the power transformer T1 outputs DC 15V voltage to charge the standby storage battery DC1 after the secondary side outputs AC 15V voltage and is subjected to bridge rectification by bridge rectifier diodes D5-D8 and then is filtered by a capacitor C2 to output DC 15V voltage, the storage battery voltage gradually rises in the charging process, when the voltage of the storage battery is charged to 14-15V, the voltage stabilizing diode 2 9 is soft-broken down, the positive pole of the voltage stabilizing diode VD2 appears high voltage and is evenly conducted by a resistor R6 and a resistor R8, and the collector of the triode Q68692 outputs low level, the base electrode of the triode Q2 is in a low level state, the triode Q2 is cut off, the photoelectric coupler IC2 is out of power and does not work, the photoelectric coupler IC1 is out of power and does not work, the pin 2 of the bidirectional thyristor VT1 is cut off without trigger voltage, the power transformer T1 is powered off, and the standby storage battery DC1 stops charging;
when power is cut off suddenly, the relay J1 does not work because of no 12V voltage, the normally closed contact J1-1 does not attract because the relay J1 loses power and is in a normally closed state, and the output end V1 and the output end V2 are enabled to have 12V voltage output of the standby battery DC 1.
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CN201910376218.XA CN110098656B (en) | 2019-05-07 | 2019-05-07 | Automatic charging energy-saving control circuit for emergency standby power supply of fire alarm system |
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CN110554445A (en) * | 2019-08-31 | 2019-12-10 | 合肥趣客电子商务有限公司 | Handheld metal detector installs remote monitoring alarm circuit additional |
CN110492579A (en) * | 2019-08-31 | 2019-11-22 | 合肥趣客电子商务有限公司 | Fire protection alarm system emergency standby power automatic charging energy-saving control circuit |
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US8310096B1 (en) * | 2009-01-12 | 2012-11-13 | Drahota Jordan A | Electrical backup for a gas furnace |
CN102211553B (en) * | 2010-04-02 | 2014-01-01 | 苏州千里马电子科技有限公司 | Zero-power standby anti-disassembling anti-shearing power supply management mould for vehicle electronic device |
CN105356566B (en) * | 2015-11-20 | 2017-09-26 | 六安市同心畅能电子科技有限公司 | Reserve battery automatic charging control circuit in fire-fighting class of electronic devices and emergency light |
KR101642436B1 (en) * | 2016-04-01 | 2016-07-26 | 에이치제이산전(주) | Emergency power auto supply and control apparatus having a fire alarm |
CN107834695B (en) * | 2017-11-08 | 2024-05-17 | 柏宜照明(上海)股份有限公司 | Fire-fighting equipment power supply with relay protection circuit |
CN107658970B (en) * | 2017-11-08 | 2024-05-14 | 柏宜照明(上海)股份有限公司 | Relay protection circuit for fire-fighting equipment power supply |
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