CN102510623A - Emergency light circuit and system - Google Patents
Emergency light circuit and system Download PDFInfo
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- CN102510623A CN102510623A CN201110339919XA CN201110339919A CN102510623A CN 102510623 A CN102510623 A CN 102510623A CN 201110339919X A CN201110339919X A CN 201110339919XA CN 201110339919 A CN201110339919 A CN 201110339919A CN 102510623 A CN102510623 A CN 102510623A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
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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
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
The invention discloses an emergency light circuit, which comprises an LED lamp board module, a regulation managing module, a control module, a battery protecting module and a power source module. The control module controls emergency handling, time delay, standby and timing in power failures, the regulation managing module is used for providing stable control voltage for the control module when external alternating current power is supplied normally, the battery protecting module is used for protecting an external battery so as to prevent overcharging, overdischarging and excessive current, and the power source module is used for converting external alternating current into direct current required by the emergency light circuit. The invention further discloses an emergency lighting system, which comprises the emergency light circuit, a battery and a setting panel. The emergency light circuit in the technical scheme can respond to power failure immediately while the battery can be protected, and the service life of the battery is prolonged. Furthermore, the emergency light circuit has a long-time standby function and meets the requirements of flexible application.
Description
Technical field
The present invention relates to the application of electronic technology field, relate in particular to a kind of emergency light circuit and emergency-lighting system.
Background technology
Emergency light is the general name of the light fixture used of emergency lighting; Emergency lighting system mainly comprises accident emergency illumination, escape hatch sign and indicator light; Be after normal illumination is cut off the electricity supply; A kind of device that guiding trapped personnel or staff's safety are left, but in daily life, existing emergency light is difficult to satisfy popular demand.
The emergency lighting system of domestic use is main with self-powered independent control type; Normal power source connects in the general lighting current supply circuit; At ordinary times to the emergency light charge in batteries, when normal power source cuts off, the stand-by power supply automatic power; All there are a large amount of electronic devices and components such as transformation, voltage stabilizing, charging, inversion, storage battery the emergency luminaire inside of this form, and emergency light battery when use, maintenance, fault detect all need discharge and recharge.
In daily life, if sudden power, need this moment can self-starting emergency lighting system, under the situation of no normal power supply illumination, confession personnel's evacuation, the illuminating lamp that ensures safety or work on.
Illuminating lamp of the prior art when emergency occurs, can start emergency lighting immediately, and making people can not distinguish the emergency lighting situation fast still is the normal illumination situation, in some specific occasion, can not in time operate after the outage and possibly shine into serious consequence.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of emergency lighting circuit and a kind of emergency lighting; Application should technology, can control the operating time of emergency lighting, and this technology can guarantee that emergency lighting system works under stable voltage; Prevent that battery is impaired, prolong the useful life of battery.For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of emergency light circuit, said circuit comprise LED lamp plate module, regulate administration module, control module, battery protection module and power module; Said power module is used for converting external alternating current to described emergency light circuit required DC power supply; Said adjusting administration module links to each other with said control module, and it is that control module provides stable control voltage that said adjusting administration module is used for when the external AC normal power supply; Said battery protection module has external connection battery link and power output end; Said power output end links to each other with said control module, and it is that external connection battery provides charge protection and when outage, the voltage of external connection battery outwards exported through power output end that said battery protection module is used for when the external AC normal power supply; Said control module links to each other with said LED lamp plate module, is used to said LED lamp plate module operating voltage is provided.
Wherein, said control module comprises first processor, first electric capacity and first triode, first resistance and button; Said first processor comprises first to five-port, and said first port connects the output of said battery protection module; One end of first electric capacity connects first port of first processor, and the other end of first electric capacity connects the five-port of first processor; Second port of said first processor is connected to the output of said adjusting administration module, ground connection behind the 3rd port connection button, and the 4th port is connected to the base stage of first triode through first resistance; The emitter of first triode connects first port of said first processor, and collector electrode is connected to said LED lamp plate module.
Wherein, said adjusting administration module comprises protective circuit, voltage stabilizing circuit, sample circuit, control circuit and first filter circuit; The input of said protective circuit connects the output of said power module; The output of protective circuit connects the input of said voltage stabilizing circuit; The output of voltage stabilizing circuit connects the input of said first filter circuit; The output of said first filter circuit connects the sampling end of said sample circuit, and the output of said sample circuit is the output of said adjusting administration module; Concrete, said protective circuit comprises second electric capacity, second resistance, and said electric capacity is ceramic disc capacitor, and the positive pole of said electric capacity connects an end of second resistance, the minus earth of said electric capacity, the other end of second resistance is connected to the input of voltage stabilizing circuit; Secondly, said voltage stabilizing circuit comprises second triode and thyristor, and the collector electrode of said second triode connects the positive pole of second electric capacity, and base stage connects the negative electrode of thyristor, and emitter connects first port of said control circuit first processor; The plus earth of said thyristor; Once more, said sample circuit comprises the 3rd resistance and the 4th resistance, and an end of said the 3rd resistance connects the emitter of second triode, and the other end of the 3rd resistance is through the 4th grounding through resistance; Once more, said first filter circuit comprises the 3rd electric capacity, and an end of said the 3rd electric capacity is connected to the cathode of the second triode thyristor, and the other end of the 3rd electric capacity is connected to the gate leve of thyristor.
Wherein, said adjusting administration module also comprises red green indicating circuit, and said red green indicating circuit comprises indicator light circuit, current-limiting circuit, second triode, the 3rd triode and the 5th to the 7th resistance; One end of said the 5th resistance connects the emitter of the 3rd triode; The other end of the 5th resistance connects the green light control end of indicator light circuit; The input of said current-limiting circuit connects the emitter of said the 3rd triode; Output is connected to the base stage of the 3rd triode behind the 6th resistance, the collector electrode of the 3rd triode connects the red light control end that connects indicator light circuit behind the 7th resistance.
Wherein, said first to the 3rd triode is low conducting change resistance triode.
Wherein, said battery protection module comprises second processor, the 3rd processor and second filter circuit; Concrete, said second processor comprises first to fourth port, the 3rd processor comprises first and second port; The 3rd port of second processor links to each other with first port of the 3rd processor, and the 4th port of second processor links to each other with second port of the 3rd processor; The second port ground connection of second processor; The input of said filter circuit connects the battery link, and the output of second filter circuit connects first port of second processor.
Wherein, said second filter circuit comprises the 8th resistance and the 4th electric capacity; One termination battery link of said the 8th resistance, ground connection behind another termination the 4th electric capacity; The 8th resistance is connected first port of said second processor with the common junction of the 4th electric capacity.
Further, said the 3rd processor comprises two groups of metal-oxide-semiconductors.
Wherein, said power module comprises fuse, current converter circuit, rectification circuit, accumulator and current-limiting circuit; One of said fuse is connected to civil power; The other end is connected to the input of current converter circuit; The output of current converter circuit is connected to the input of accumulator; The output of accumulator is connected to the input of rectification circuit, the input of the output termination current-limiting circuit of rectification circuit, the input of the output termination adjustable pipe reason module of current-limiting circuit; Said rectification circuit comprises first diode, and the positive pole of first diode connects the input of rectification circuit, and negative pole connects the output of rectification circuit; Said current-limiting circuit comprises the 9th resistance, the output of a termination rectification circuit of the 9th resistance, the output of another termination power module of the 9th resistance.
The beneficial effect of technical scheme of the present invention is: be different from the LED emergency lighting circuit of prior art, and the flimsy defective of battery, insensitive shortcoming is reacted in emergency lighting; Technical scheme of the present invention; Through the work of said control module control LED lamp plate module, when civil power breaks off, can make the emergency lighting reaction as required immediately; Said battery protection module can be protected battery simultaneously, thereby prolongs the useful life of battery.When the civil power normal power supply, control module control LED lamp plate module is in the state that often goes out; When civil power broke off, the emergency lighting circuit was through the external connection battery power supply, and LED lamp plate module is brought into play the function of illumination.
For solving the problems of the technologies described above, another technical scheme that the present invention adopts provides a kind of emergency-lighting system, uses said emergency light circuit, also comprises battery and panel is set; The said panel that is provided with comprises timing signal output, and said control module also comprises timing signal input end; The said timing signal output that panel is set links to each other with the timing signal input end of emergency light circuit control module, and the said panel that is provided with is used to set the operating time, comprises time-delay and timing; Said battery is a chargeable battery, and said battery links to each other with the battery link of said battery protective circuit.
The beneficial effect of present technique scheme is, uses said emergency-lighting system, and emergency light makes an immediate response in outage, the purposes of performance emergency lighting.In addition, this system applies is provided with panel, and the operating time of emergency lighting can be set according to people's demand flexibly, the phenomenons such as electric energy that avoid waste, and this emergency lighting system is installed simple, and is convenient and reliable, the occasion that need throw light on when being widely used in cutting off the power supply.
Description of drawings
Fig. 1 is the structured flowchart of the emergency lighting circuit of the embodiment of the invention;
Fig. 2 is the structure money figure of the emergency lighting system of the embodiment of the invention;
Fig. 3 is the sketch map of adjusting administration module of the emergency lighting circuit of the embodiment of the invention;
Fig. 4 is the sketch map of the emergency lighting circuit control module of the embodiment of the invention;
Fig. 5 is the sketch map of battery protection module of the emergency lighting circuit of the embodiment of the invention;
Fig. 6 is the sketch map of power module of the emergency lighting circuit of the embodiment of the invention.
Embodiment
By specifying technology contents of the present invention, structural feature, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.
See also Fig. 1, the structured flowchart of the emergency lighting circuit of the embodiment of the invention, a kind of emergency lighting circuit comprises LED lamp plate module, regulates administration module, control module, battery protection module and power module;
Said control module links to each other through N3 with said LED lamp plate module, is used to said LED lamp plate module operating voltage is provided.Concrete, control module comprises first processor, first electric capacity and first triode, first resistance and button; Said first processor comprises first to five-port, and said first port connects the output of said battery protection module; One end of first electric capacity connects first port of first processor, and the other end of first electric capacity connects the five-port of first processor; Second port of said first processor is connected to the output of said adjusting administration module, ground connection behind the 3rd port connection button, and the 4th port is connected to the base stage of first triode through first resistance; The emitter of first triode connects first port of said first processor, and collector electrode is connected to said LED lamp plate module.Concrete, that said control module control has a power failure is emergent, standby, time-delay and timing working time.Said power failure is emergent promptly when civil power breaks off, and emergency lighting system can be opened work immediately, and the reaction time is short, the realization emergency lighting.Said standby promptly under holding state, is broken off at civil power, and after LED lamp plate module was turned off the light, emergency light circuit still was in holding state.At integrated mill's workshop, after the personnel of working at night broke off civil power, by the emergency light illumination, generally, emergency light was arranged to emergency lighting 3-5 minute, for the staff leaves the working site illumination is provided earlier.But in some cases, the staff maybe be because some cause not also be left the working site in 3-5 minute; Need open the emergency light illumination this moment again; If emergency light does not have idle function, opening the emergency light illumination just needs some times, after emergency luminaire has idle function; Can restart emergency light immediately, thereby illumination is provided immediately.Said time-delay promptly can be through random according to demand, the time length of change emergency lighting.Said timing working can freely be set the time that emergency light is opened, and follows the time of disconnection etc.This type of function all realizes through the inner first processor control of control module.Wherein, standby mode needs button to cooperate realization, and timing and time-delay etc. can be through the artificial changes of setting the emergency light operating time of realization time.
Said adjusting administration module links to each other through N1 with said control module; Because civil power can only provide DC power supply through behind the power module; But the DC power supply that is provided not is a stable power, and it is that control module provides stable control voltage that said adjusting administration module is used for when the external AC normal power supply; Concrete, said adjusting administration module comprises protective circuit, voltage stabilizing circuit, sample circuit, control circuit and first filter circuit; The input of said protective circuit connects the output of said power module; The output of protective circuit connects the input of said voltage stabilizing circuit; The output of voltage stabilizing circuit connects the input of said first filter circuit; The output of said first filter circuit connects the sampling end of said sample circuit, and the output of said sample circuit is the output of said adjusting administration module; Concrete, said protective circuit comprises second electric capacity, second resistance, and said electric capacity is ceramic disc capacitor, and the positive pole of said electric capacity connects an end of second resistance, the minus earth of said electric capacity, the other end of second resistance is connected to the input of voltage stabilizing circuit; Secondly, said voltage stabilizing circuit comprises second triode and thyristor, and here, thyristor is the abbreviation of thyratron transistor, can be called silicon controlled rectifier again, and thyristor is the semiconductor structure of four layers of PNPN, and it has three utmost points: anode.Negative electrode and gate pole; Thyristor has the characteristic of silicon rectification device, can under high pressure, big current condition, work, and its course of work can be controlled, extensively be used in the electronic circuits such as controlled rectification, AC voltage adjusting, contactless electronic beam switch, inversion and frequency conversion.The collector electrode of second triode of said voltage stabilizing circuit connects the positive pole of second electric capacity, and base stage connects the negative electrode of thyristor, and emitter connects first port of said control circuit first processor; The plus earth of said thyristor; Once more, said sample circuit comprises the 3rd resistance and the 4th resistance, and an end of said the 3rd resistance connects the emitter of second triode, and the other end of the 3rd resistance is through the 4th grounding through resistance; Have, said first filter circuit comprises the 3rd electric capacity again, and an end of said the 3rd electric capacity is connected to the cathode of the second triode thyristor, and the other end of the 3rd electric capacity is connected to the gate leve of thyristor.Natch; Circuit is merely a specific embodiment in this example; Regulating the management module functions is to convert the direct current that power module provides into burning voltage direct current; Those skilled in the art can specifically adopt multiple mode according to this function, for example only constitute with the most basic voltage stabilizing circuit and filter circuit and regulate administration module etc.
In a progressive scheme, said adjusting administration module also comprises red green indicating circuit, and said red green indicating circuit comprises indicator light circuit, current-limiting circuit, second triode, the 3rd triode and the 5th to the 7th resistance; One end of said the 5th resistance connects the emitter of the 3rd triode; The other end of the 5th resistance connects the green light control end of indicator light circuit; The input of said current-limiting circuit connects the emitter of said the 3rd triode; Output is connected to the base stage of the 3rd triode behind the 6th resistance, the collector electrode of the 3rd triode connects the red light control end that connects indicator light circuit behind the 7th resistance.
One preferred embodiment in, said first to the 3rd triode is low conducting and becomes the resistance triode.
Said battery protection module has external connection battery link and power output end N5; Said power output end N5 links to each other with said control module, and it is that external connection battery provides charge protection and when outage, the voltage of external connection battery outwards exported through power output end that said battery protection module is used for when the external AC normal power supply; In the civil power normal power supply, power module is supplied power to external connection battery, and external connection battery charging can constantly detect battery after using this battery protection module, prevents that battery overcharge, overdischarge and electric current are excessive etc.Though battery protection module of the prior art all has this function, but same function can realize that battery protection module described in the present technique scheme comprises second processor, the 3rd processor and second filter circuit through the different techniques scheme; Concrete, said second processor comprises first to fourth port, the 3rd processor comprises first and second port; The 3rd port of second processor links to each other with first port of the 3rd processor, and the 4th port of second processor links to each other with second port of the 3rd processor; The second port ground connection of second processor; The input of said filter circuit connects the battery link, and the output of second filter circuit connects first port of second processor.Further, said second filter circuit comprises the 8th resistance and the 4th electric capacity; One termination battery link of said the 8th resistance, ground connection behind another termination the 4th electric capacity; The 8th resistance is connected first port of said second processor with the common junction of the 4th electric capacity.Further, said the 3rd processor comprises two groups of metal-oxide-semiconductors.
Said power module is used for converting external alternating current to described emergency light circuit required DC power supply, through the N4 port current delivery is given and regulates administration module.Concrete, this power module comprises fuse, current converter circuit, rectification circuit, accumulator and current-limiting circuit; One of said fuse is connected to civil power; The other end is connected to the input of current converter circuit; The output of current converter circuit is connected to the input of accumulator; The output of accumulator is connected to the input of rectification circuit, the input of the output termination current-limiting circuit of rectification circuit, the input of the output termination adjustable pipe reason module of current-limiting circuit; Said rectification circuit comprises first diode, and the positive pole of first diode connects the input of rectification circuit, and negative pole connects the output of rectification circuit; Said current-limiting circuit comprises the 9th resistance, the output of a termination rectification circuit of the 9th resistance, the output of another termination power module of the 9th resistance.Power module realizes exchanging the function prior art of changeing direct current has had a lot of implementations, just lists out wherein a kind of a kind of preferred forms as the present technique scheme here, and this power module can provide constant operating voltage to entire circuit.
Below will combine physical circuit figure to specify execution mode of the present invention.
Concrete, said first processor U6 comprises first to five-port, and said first port is a power connector end, and the first port VDD connects the output of said battery protection module; One end of first capacitor C 8 connects the first port VDD of first processor U6, and the other end of first electric capacity connects the five-port PTB2 of first processor U6; The second port PTB3 of said first processor U6 is connected to the output of said adjusting administration module, ground connection behind the 3rd port PTB2 connection button S1 of first processor U6; The 4th port PTB1 is connected to the base stage of the first triode Q2 after first resistance R 20, the emitter of the first triode Q2 connects the first port VDD of said first processor U6, and collector electrode is connected to said LED lamp plate module.Thereby LED lamp plate module provides control signal.This control module can be controlled emergent, the standby of having a power failure, time-delay and timing working time, and when normal illumination, first processor U6 resets, and the emergency lighting circuit is not brought into play work.
Concrete; Said protective circuit comprises second capacitor C 16, second resistance R 15, and said electric capacity is ceramic disc capacitor, and the positive pole of said electric capacity connects an end of second resistance R 15; The minus earth of said electric capacity, the other end of second resistance R 15 is connected to the input of voltage stabilizing circuit; Said voltage stabilizing circuit comprises the second triode Q1 and thyristor TL1, and the collector electrode of the said second triode Q1 connects the positive pole of second capacitor C 16, and base stage connects the negative electrode of thyristor TL1, and emitter connects first processor U6 first port of said control circuit; The plus earth of said thyristor TL1.
Concrete, said sample circuit comprises the 3rd resistance R 16 and the 4th resistance R 17, and an end of said the 3rd resistance R 16 connects the emitter of the second triode Q1, and the other end of the 3rd resistance is ground connection after the 4th resistance R 17.Said first filter circuit comprises the 3rd capacitor C 17, and an end of said the 3rd capacitor C 17 is connected to the negative electrode of thyristor TL1, and the other end of the 3rd electric capacity is connected to the gate pole of thyristor TL1.
One preferred embodiment in, said adjusting administration module also comprises red green indicating circuit, said red green indicating circuit comprises indicator light circuit, current-limiting circuit, the second triode Q1, the 3rd triode Q3 and the 5th to the 7th resistance; One end of said the 5th resistance R 3 connects the emitter of the 3rd triode Q3; The other end connects the green light control end of indicator light circuit; The input of said current-limiting circuit connects the emitter of said the 3rd triode Q3; Output is connected to the base stage of the 3rd triode Q3 after the 6th resistance R 24, the collector electrode of the 3rd triode Q3 connects the red light control end that connects indicator light circuit after the 7th resistance R 25.
This indicator light circuit when civil power inserts, is regulated administration module work; The base current of the 3rd triode Q3 through the 6th resistance R 24 after protective circuit ground connection, the 3rd triode Q3 conducting this moment, electric current is flowed through and is lighted red led after the 3rd triode Q3, the 7th resistance R 25; Indication circuit is in charged state; After battery was full of, charge protection module identification battery was full of and quits work, and the 3rd triode Q3 does not quit work because of there being earth current; Electric current was flowed through and was lighted green indicating lamp after the 5th resistance R 23 this moment, and the expression battery is full of.
In a progressive scheme; The said first triode Q2, the second triode Q1 and the 3rd triode Q3 are low conducting band resistance triode; This type of triode is divided in formation with one or two resistors after transistor connects, it often is used as a middling speed switching tube, in circuit, can regard an electronic switch as; When saturation conduction, its tube voltage drop is very little.Use the present technique scheme, keep emergency lighting system under stable voltage environment, to work.
At this; With the implementation that further specifies the present technique scheme, under normal circumstances, the electric current of power module is flowed through winding after the first diode D5 rectification; The 9th resistance R 4 current limlitings; 16 filtering of second capacitor C, thus for emergency light provides a constant voltage, control module powered on and controlled LED lamp plate module and is in the state that often goes out this moment.The second triode Q1 and thyristor TL1 form voltage stabilizing circuit; The conducting of second resistance R, 15 controls, the second triode Q1; The 3rd capacitor C 17 makes thyristor TL1 working stability, and the 3rd resistance R 16, the 4th resistance R 17 are formed sample circuits, for the charging of battery provides stable charging voltage; This voltage source charges the battery behind diode D11; The 8th resistance R 21 current limlitings provide operating voltage after 19 filtering of the 4th capacitor C, for the second processor U4, and the battery protection module is mainly through the second processor U4 and the 3rd processor U5 protection battery.Emergency light is in the state that often goes out by control module control LED lamp plate module when mains-supplied, and the power supply that this moment, power module provided is supplied power to external connection battery, and the second processor U4 and the 3rd processor U5 of battery protection module play a role simultaneously; Constantly detect the charged state of battery, prevent battery overcharge, overdischarge, overcurrent etc.; The 3rd processor U5 inside is two groups of metal-oxide-semiconductors; Use this type of other processor, can reduce the work conducting internal resistance of battery, self be the low-power consumption microampere order when the second processor U4 and the 3rd processor U5 work; Thereby when civil power broke off powered battery, making should the standby for a long time of anxious lamp.Said standby is given and detailed description at preceding text, simple declaration more here, and so-called standby is promptly broken off at civil power; When emergency light is also closed; Emergency light still is in holding state, thereby can make the user in needs, open emergency light immediately, throws light at once.
Control module is made up of first processor U6 and peripheral circuit; First capacitor C 18 is a filter capacitor; This structure makes that first processor U6 can steady operation, and when civil power inserted, the second triode Q1 that regulates administration module provided stable voltage; Insert second port of first processor U6, the voltage on second port of first processor U6 resets first processor U6 internal circuit.At this moment, the 4th port of first processor U6 is for being in high potential, and the first triode Q2 ends, and under this state, the LED lamp of emergency lighting is not worked.If civil power breaks off, second port voltage of first processor U6 disappears, and first processor U6 detects civil power and breaks off; And time-delay gets into the emergency lighting state, locks the timing controlled time simultaneously; The 4th port output electronegative potential of first processor U6; Make the first triode Q2 conducting, cell voltage is flowed through and is lighted emergent required led array behind the first triode Q2, thereby realizes emergency lighting.Along with after the continuity of emergency lighting time reaches the locking time of first processor U6, the 4th port output high potential, the first triode Q2 ends, and the LED lamp goes out.In the present embodiment, be freely to set according to user's demand said locking time, the time that configures will store with control module in; Thereby break off at civil power, during the emergency light illumination, realize emergency lighting; In this setting-up time, the staff can leave the working site easily.This emergency lighting system has standby mode; The 3rd port of first processor U6 is the force switch button, and this moment, emergency light was bright if desired, only need click button S1; Be about to be in the emergency light startup of standby mode; Make LED lamp plate Chang Liang, if click button S1 again, the LED lamp plate will often go out.This button S1 is connected in control module, promptly through pressing button S1, gives control module one control signal, thereby reworks through LED lamp plate under the control module control holding state, thereby reaches the purpose of emergency lighting.The function of emergency lighting circuit mainly is to realize through cooperatively interacting of first processor U6 and his peripheral circuit; Work through control module control LED lamp plate module; When civil power breaks off; Can make emergency lighting reaction immediately, emergent, the time-delay of realizing having a power failure, standby and timing working.When the civil power normal power supply, control module control LED lamp plate module is in the state that often goes out.Through battery protection module protection battery, prolong the useful life of battery simultaneously.
The said panel that is provided with comprises timing signal output, and said control module also comprises timing signal input end; The said timing signal output that panel is set links to each other with the timing signal input end of emergency light circuit control module, is used to set the operating time, comprises time-delay and timing; Said battery is a chargeable battery.
Said time-delay, standby and the timing working time that panel can be provided with the emergency light illuminator as required be set.Concrete, the said panel that is provided with is a key-press module, comprises that the time increases button and the time reduces button, wherein, the time button that increases or reduce is fixed.When the time of pressing increases button, can increase delay time or operating time, when the time of pressing reduces button, shorten delay time or operating time.The purpose of using the time set function is in order to satisfy the needs of different groups; When outage; The staff uses emergency lighting system, and to leave the on-the-spot time different in size; Therefore just can set the time of leaving as required flexibly, easy to use, overcome the defective of waste electric energy in the prior art.This emergency lighting system is installed simple, and is convenient and reliable, the occasion that need throw light on when being widely used in cutting off the power supply.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. an emergency light circuit is characterized in that: comprise LED lamp plate module, regulate administration module, control module, battery protection module and power module;
Said power module is used for converting external alternating current to described emergency light circuit required direct current;
Said adjusting administration module links to each other with said control module, and it is that control module provides stable control voltage that said adjusting administration module is used for when the external AC normal power supply;
Said battery protection module has external connection battery link and power output end; Said power output end links to each other with said control module, and it is that external connection battery provides charge protection and when outage, the voltage of external connection battery outwards exported through power output end that said battery protection module is used for when the external AC normal power supply;
Said control module links to each other with said LED lamp plate module, is used to said LED lamp plate module operating voltage is provided.
2. emergency light circuit according to claim 1 is characterized in that: said control module comprises first processor, first electric capacity and first triode, first resistance and button;
Said first processor comprises first to five-port, and said first port connects the output of said battery protection module; One end of first electric capacity connects first port of first processor, and the other end of first electric capacity connects the five-port of first processor; Second port of said first processor is connected to the output of said adjusting administration module, ground connection behind the 3rd port connection button, and the 4th port is connected to the base stage of first triode through first resistance; The emitter of first triode connects first port of said first processor, and collector electrode is connected to said LED lamp plate module.
3. emergency light circuit according to claim 1 is characterized in that: said adjusting administration module comprises protective circuit, voltage stabilizing circuit, sample circuit, control circuit and first filter circuit;
The input of said protective circuit connects the output of said power module; The output of protective circuit connects the input of said voltage stabilizing circuit; The output of voltage stabilizing circuit connects the input of said first filter circuit; The output of said first filter circuit connects the sampling end of said sample circuit, and the output of said sample circuit is the output of said adjusting administration module;
Said protective circuit comprises second electric capacity, second resistance, and said electric capacity is ceramic disc capacitor, and the positive pole of said electric capacity connects an end of second resistance, the minus earth of said electric capacity, and the other end of second resistance is connected to the input of voltage stabilizing circuit;
Said voltage stabilizing circuit comprises second triode and thyristor, and the collector electrode of said second triode connects the positive pole of second electric capacity, and base stage connects the negative electrode of thyristor, and emitter connects first port of said control circuit first processor; The plus earth of said thyristor;
Said sample circuit comprises the 3rd resistance and the 4th resistance, and an end of said the 3rd resistance connects the emitter of second triode, and the other end of the 3rd resistance is through the 4th grounding through resistance;
Said first filter circuit comprises the 3rd electric capacity, and an end of said the 3rd electric capacity is connected to the cathode of the second triode thyristor, and the other end of the 3rd electric capacity is connected to the gate leve of thyristor.
4. emergency light circuit according to claim 3; It is characterized in that: said adjusting administration module also comprises red green indicating circuit, and said red green indicating circuit comprises indicator light circuit, current-limiting circuit, second triode, the 3rd triode and the 5th to the 7th resistance;
One end of said the 5th resistance connects the emitter of the 3rd triode; The other end of the 5th resistance connects the green light control end of indicator light circuit; The input of said current-limiting circuit connects the emitter of said the 3rd triode; Output is connected to the base stage of the 3rd triode behind the 6th resistance, the collector electrode of the 3rd triode connects the red light control end that connects indicator light circuit behind the 7th resistance.
5. according to any described emergency light circuit of claim 2 to 4, it is characterized in that: said first to the 3rd triode is low conducting and becomes the resistance triode.
6. emergency light circuit according to claim 1 is characterized in that: said battery protection module comprises second processor, the 3rd processor and second filter circuit;
Said second processor comprises first to fourth port, and the 3rd processor comprises first and second port;
The 3rd port of second processor links to each other with first port of the 3rd processor, and the 4th port of second processor links to each other with second port of the 3rd processor; The second port ground connection of second processor;
The input of said second filter circuit connects the battery link, and the output of second filter circuit connects first port of second processor.
7. emergency light circuit according to claim 6 is characterized in that: said second filter circuit comprises the 8th resistance and the 4th electric capacity;
One termination battery link of said the 8th resistance, ground connection behind another termination the 4th electric capacity; The 8th resistance is connected first port of said second processor with the common junction of the 4th electric capacity.
8. emergency light circuit according to claim 6 is characterized in that: said the 3rd processor comprises two groups of metal-oxide-semiconductors.
9. emergency light circuit according to claim 1 is characterized in that: said power module comprises fuse, current converter circuit, rectification circuit, accumulator and current-limiting circuit;
One of said fuse is connected to civil power; The other end is connected to the input of current converter circuit; The output of current converter circuit is connected to the input of accumulator; The output of accumulator is connected to the input of rectification circuit, the input of the output termination current-limiting circuit of rectification circuit, the input of the output termination adjustable pipe reason module of current-limiting circuit;
Said rectification circuit comprises first diode, and the positive pole of first diode connects the input of rectification circuit, and negative pole connects the output of rectification circuit;
Said current-limiting circuit comprises the 9th resistance, the output of a termination rectification circuit of the 9th resistance, the output of another termination power module of the 9th resistance.
10. emergency-lighting system, application rights requires each described emergency light circuit of 1-9, it is characterized in that, also comprises battery and panel is set;
The said panel that is provided with comprises timing signal output, and said control module also comprises timing signal input end; The said timing signal output that panel is set links to each other with the timing signal input end of emergency light circuit control module, is used to set the operating time, comprises time-delay, standby and timing;
Said battery links to each other with the battery link of said battery protection module, and said battery is a chargeable battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110339919.XA CN102510623B (en) | 2011-11-01 | 2011-11-01 | Emergency light circuit and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110339919.XA CN102510623B (en) | 2011-11-01 | 2011-11-01 | Emergency light circuit and system |
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| CN102510623A true CN102510623A (en) | 2012-06-20 |
| CN102510623B CN102510623B (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110339919.XA Expired - Fee Related CN102510623B (en) | 2011-11-01 | 2011-11-01 | Emergency light circuit and system |
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| WO2013120299A1 (en) * | 2012-02-14 | 2013-08-22 | 深圳市讯宇创科技有限公司 | Emergency lighting circuit and emergency lighting system |
| CN104600674A (en) * | 2015-01-09 | 2015-05-06 | 广东瑞德智能科技股份有限公司 | Simple and reliable battery overcharging protection circuit |
| CN107834648A (en) * | 2017-11-21 | 2018-03-23 | 江门市天王达科技实业有限公司 | A kind of charging circuit and its method applied to emergence lighting lamp |
| CN108200702A (en) * | 2017-12-30 | 2018-06-22 | 湖南汇博电子科技股份有限公司 | Fire emergency equipment and fire emergency control method |
| CN110071575A (en) * | 2019-06-04 | 2019-07-30 | 深圳莱福德科技股份有限公司 | Emergency power supply charge-discharge control circuit and emergency-lighting set |
| CN110139427A (en) * | 2019-04-28 | 2019-08-16 | 海洋王（东莞）照明科技有限公司 | A kind of device and lamps and lanterns for closing emergency function |
| CN111669873A (en) * | 2019-02-20 | 2020-09-15 | 江苏师范大学 | LED emergency lamp |
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