CN106028567B - A kind of emergency lighting circuit and emergency light - Google Patents

A kind of emergency lighting circuit and emergency light Download PDF

Info

Publication number
CN106028567B
CN106028567B CN201610565837.XA CN201610565837A CN106028567B CN 106028567 B CN106028567 B CN 106028567B CN 201610565837 A CN201610565837 A CN 201610565837A CN 106028567 B CN106028567 B CN 106028567B
Authority
CN
China
Prior art keywords
resistance
emergency
module
circuit
diode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201610565837.XA
Other languages
Chinese (zh)
Other versions
CN106028567A (en
Inventor
郭文标
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sounds Electric Co Ltd (zhuhai)
Original Assignee
Sounds Electric Co Ltd (zhuhai)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sounds Electric Co Ltd (zhuhai) filed Critical Sounds Electric Co Ltd (zhuhai)
Priority to CN201610565837.XA priority Critical patent/CN106028567B/en
Publication of CN106028567A publication Critical patent/CN106028567A/en
Application granted granted Critical
Publication of CN106028567B publication Critical patent/CN106028567B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light emitting diodes [LEDs]
    • H05B45/30Driver circuits
    • H05B45/37Converter circuits
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light emitting diodes [LEDs]

Abstract

A kind of emergency lighting circuit and emergency light.The emergency lighting circuit, including pretreatment module and some emergency lights, the input termination civil power of pretreatment module, and pretreatment module is used to carry out rectification, filtering and decompression to civil power and output constant current signal is to emergency light;Also include battery, voltage increase and current constant module and the modular converter being connected with pretreatment module output end;Battery, modular converter, voltage increase and current constant module and emergency light are sequentially connected composition current supply circuit;Battery, modular converter, emergency light are sequentially connected composition charge circuit;Handover module is in mains-supplied, the conducting of control charge circuit and current supply circuit disconnection;When civil power powers off, control charge circuit disconnects handover module and current supply circuit turns on.The conducting and disconnection of the application automatic switchover current supply circuit, ensure the power supply of emergency light, and control mode is more convenient, more energy-conserving and environment-protective.

Description

A kind of emergency lighting circuit and emergency light
Technical field
The application is related to field of illuminating lamps, especially a kind of emergency lighting circuit and emergency light.
Background technology
Emergency light is in normal illumination power failure, effectively can illuminate and show fire escape, or energy Persistently illuminate and a kind of light fixture of non-stop run.It is widely used in the public places such as cinema, market, hotel, to provide Continuous illumination supplies the possible period of want or need.
Based on self-powered, city is electrically accessed in illuminalive power-supply loop the emergency light that prior art uses, usually right Emergency light battery charges, when city is electrically cut off, stand-by power supply automatic power.Due to this kind of down circuitry automatic power, controllability Difference, and lighting circuit is respective independence with emergency circuit, complicated, space-consuming is also big, both not environmentally, also unsightly.Separately One kind is centrally connected power source centralized Control type, without independent current source in emergency luminaire, during normal illumination power failure, by centrally connected power supply system System power supply.Although the general lighting of this kind of emergency system is all same light source with emergency lighting, power consumption is big, need to become be pressed in into It is powered, and needs to control chamber opening emergency flight control switch after powering off, and required component is more, and control is extremely inconvenient.It is other kinds There is also similar defect for emergency set.
The content of the invention
The application provides a kind of emergency lighting circuit and emergency light, and control is more convenient, and circuit is more simple, power consumption It is small.
According to the application's in a first aspect, the application provides a kind of emergency lighting circuit, including pretreatment module and some Emergency light, the input termination civil power of pretreatment module, and pretreatment module is used to carry out rectification, filtering and decompression and defeated to civil power Go out constant current signal to emergency light;Also include battery, voltage increase and current constant module and the modulus of conversion being connected with pretreatment module output end Block;Battery, modular converter, voltage increase and current constant module and emergency light are sequentially connected composition current supply circuit;Battery, modular converter, meet an urgent need Lamp is sequentially connected composition charge circuit;Handover module is in mains-supplied, the conducting of control charge circuit and current supply circuit disconnection;Cut Block is changed the mold when civil power powers off, control charge circuit disconnects and current supply circuit turns on.
Preferably, handover module includes output branch road, enabled output end and switch module;Output branch road access is charged back Road, output branch road are turned in mains-supplied and disconnected when civil power powers off;Switch module has Enable Pin and two incoming ends, Two incoming ends concatenate to be connected into current supply circuit, Enable Pin with enabled output end, and switch module exports according to enabled output end Signal control two incoming ends between be turned on or off.
Preferably, handover module also includes metal-oxide-semiconductor, the first triode, the second triode, the first diode, the two or two pole Pipe, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance and the 7th resistance;Pretreatment module Output end include positive output end and negative output terminal;Positive output end, first resistor, the first diode, second resistance and negative output End is sequentially connected;Drain and source class the access charge circuit of metal-oxide-semiconductor;The grid of metal-oxide-semiconductor connects one end of 3rd resistor, 3rd resistor The triode of another termination first colelctor electrode, the emitter stage of the first triode connects negative input end, and the base stage of the first triode connects Between second resistance and the first diode, the both ends of the 4th resistance connect the grid and drain of metal-oxide-semiconductor respectively;The one of 5th resistance Metal-oxide-semiconductor source electrode, the positive pole of the second diode of another termination are terminated, the negative pole of the second diode is connected on first resistor and the one or two pole Between pipe;The source electrode of one termination metal-oxide-semiconductor of the 6th resistance, the emitter stage of the second triode of another termination, the collection of the second triode Electrode connects one end of the 7th resistance, another termination negative input end of the 7th resistance, and the base stage of the second triode is connected on the 5th resistance And second between diode;Enabled output is terminated between the second triode and the 7th resistance.
Preferably, the part access charge circuit in all emergency lights.
Preferably, also access has battery protecting circuit in charge circuit, and battery protecting circuit is used for when battery is fully charged, Cut off charge circuit.
Preferably, switch module is switching boost type DC-DC conversion chips.
Preferably, pretreatment module includes bridge rectifier, filter capacitor, commutation diode, voltage-dropping type quasi-resonance LED Driving switch device and transformer.
Preferably, emergency light LED.
According to the second aspect of the application, the application provides a kind of emergency light, including above-mentioned emergency lighting circuit, Also include illuminating lamp.
Preferably, illuminating lamp is the emergency light.
Compared to prior art, emergency lighting circuit or emergency light based on the application, battery, modular converter, liter Pressure constant flow module and emergency light are sequentially connected composition current supply circuit, are powered for emergency light;Battery, modular converter, emergency light are sequentially It is connected and forms charge circuit, charged for battery, ensures battery power.Handover module in mains-supplied, lead by control charge circuit Logical and current supply circuit disconnects;When civil power powers off, control charge circuit disconnects handover module and current supply circuit turns on, and battery is should Anxious lamp power supply.Therefore, the conducting and disconnection of automatic switchover current supply circuit, control mode are more convenient.
And in mains-supplied, control current supply circuit disconnects, so as to which in mains-supplied, battery does not repeat to emergency light Power supply, has saved battery power.
In addition, above-mentioned emergency light also serves as illuminating lamp, circuit structure is simple, while reduces the occupancy in space.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the emergency lighting circuit of embodiment of the application.
Fig. 2 is a kind of circuit diagram of the pretreatment module of embodiment of the application.
Fig. 3 is a kind of circuit diagram of the modular converter of embodiment of the application.
Fig. 4 is a kind of circuit diagram of the emergency light of embodiment of the application.
Embodiment
The present invention is described in further detail below by embodiment combination accompanying drawing.
A kind of emergency lighting circuit, as shown in figure 1, it includes pretreatment module 1 and some emergency lights 2, pretreatment module 1 Input termination civil power, and pretreatment module 1 is used to civil power rectification, filtering and decompression and export needed for emergency light 2 Constant current signal is to emergency light 2.It also includes battery 3, voltage increase and current constant module 5 and turn being connected with the output end of pretreatment module 1 Block 4 is changed the mold, wherein, battery 3 can select battery or other chargeable energy-storage batteries.Battery 3, modular converter 4, boosting are permanent Flow module 5 and emergency light are sequentially connected composition current supply circuit;Battery 3, modular converter 4, emergency light 2 are sequentially connected composition and charged back Road.In mains-supplied, the conducting of control charge circuit and current supply circuit disconnection, now civil power supplies emergency light 2 handover module 4 Electricity, and battery 3 is charged by charge circuit, and current supply circuit disconnects, battery 3 is not powered to emergency light 2.Handover module 4 is in city During electricity power-off, control charge circuit is disconnected and current supply circuit turns on, and now, civil power is no longer powered to emergency light 2, and battery 3 passes through Current supply circuit is powered to emergency light 2, so as to ensure that emergency light 2 still lights when civil power powers off.
In one embodiment, as shown in Fig. 2 pretreatment module 1 includes bridge rectifier 12, filter capacitor 14, whole Flow diode 13, voltage-dropping type quasi-resonance LED driving switch device 15 and transformer 16.In Fig. 2, ACL and ACN are civil power.ACL and Controlling switch 11 is additionally provided between bridge rectifier 12, the power supply of civil power can be cut off in controlling switch 11, but it should be recognized that This cut-out is artificial formula, rather than the power-off of hereafter described civil power, and when civil power powers off, ACL and ACN ends no longer power.
Wherein, bridge rectifier 12 carries out bridge rectifier to civil power, and filter capacitor 14 is filtered, commutation diode 13 Rectification is carried out, then is depressured by voltage-dropping type quasi-resonance LED driving switch device 15 with transformer 16, constant current, should so as to export Direct current signal needed for anxious lamp 2.In figure, transformer 16 has two output ends, a positive output end and a negative output terminal, point The both ends of emergency light 2 are not connected on.
It will be understood by those skilled in the art that the structure for the pretreatment module that the present embodiment is illustrated is only a kind of example, and The non-limitation to pretreatment module, it is every to realize to civil power progress rectification, filtering and decompression and export the constant current needed for emergency light The circuit of signal all should fall into the category of the present embodiment.
In one embodiment, handover module 4 includes output branch road, enabled output end and switch module.Output branch road connects Enter charge circuit, output branch road turns in mains-supplied, so that charge circuit turns on.And when civil power powers off, i.e. ACL Do not disconnected with ACN in power supply, so that charge circuit disconnects.Switch module has an Enable Pin and two incoming ends, two Incoming end concatenates to be connected into current supply circuit, Enable Pin with enabled output end, and the letter that switch module exports according to enabled output end Number control two incoming ends between be turned on or off so that current supply circuit is turned on or off.Wherein, switch module can be selected The device such as switching boost type DC-DC conversion chips or relay.
Further, as shown in figure 3, handover module 4 also includes metal-oxide-semiconductor 405, the first triode 407, the second triode 412nd, the first diode 403, the second diode 410, first resistor 402, second resistance 404,3rd resistor 406, the 4th resistance 408th, the 5th resistance 409, the 6th resistance 411 and the 7th resistance 413;The output end of pretreatment module 1 includes positive output end and born Output end, positive output end output forward dc is electric, also has analog switch 401 in figure between positive output end and first resistor 402, should Analog switch 401 is only the power supply and power-off of example civil power, during mains-supplied, is connected similar to analog switch 401, civil power breaks When electric, disconnected similar to analog switch 401.
Positive output end, first resistor 402, the first diode 403, second resistance 404 and negative output terminal are sequentially connected.MOS Drain and source class the access charge circuit of pipe 405, i.e., be connected respectively at battery 3 with emergency light 2.The grid of metal-oxide-semiconductor 405 connects the 3rd One end of resistance 406, the colelctor electrode of the first triode of another termination 407 of 3rd resistor 406, the transmitting of the first triode 407 Pole connects negative input end, and the base stage of the first triode 407 is connected between the diode 403 of second resistance 404 and first, the 4th resistance 408 both ends connect the grid and drain of metal-oxide-semiconductor 405 respectively.The one termination source electrode of metal-oxide-semiconductor 405 of the 5th resistance 409, another termination The positive pole of second diode 410, the negative pole of the second diode 410 are connected between the diode 403 of first resistor 402 and first;The The source electrode of one termination metal-oxide-semiconductor 405 of six resistance 411, the emitter stage of the second triode 412 of another termination, the second triode 412 Colelctor electrode connects one end of the 7th resistance 413, another termination negative input end of the 7th resistance 413, and the base stage of the second triode 412 connects Between the 5th resistance 409 and the second diode 410;Enabled output terminate at the second triode 412 and the 7th resistance 413 it Between.Wherein, the first diode 403 selects voltage-regulator diode.
When analog switch 401 closes, i.e., mains-supplied when, the first diode 403 turns on, and metal-oxide-semiconductor 405 turns on, so as to fill Electrical circuit is turned on, and battery 3 is charged.First triode 407 is also switched on, and now, the current potential in figure at a is than the current potential at b Low, so the second diode 410 ends, the second triode 412 is also switched off, and enables output end output low level, and switch module breaks Open, power supply circuit does not work.When controlling switch K1 disconnects, i.e., civil power powers off, metal-oxide-semiconductor 405 is not turned on, and makes charge circuit not It is logical, and the first diode 403 turns on, and enables output end output high level, switch module conducting, power supply circuit works, and battery 3 is given Emergency light 2 is powered.
In one embodiment, as shown in figure 4, there is multiple emergency lights 2.Multiple emergency lights 2 concatenate, and A and C two terminate pre- place Manage the output end of module 1.Charge circuit is accessed at B and C both ends, i.e. part emergency light 2 accesses charge circuit, therefore, in emergency light 2 In take a part to charge for battery 3, make the charging current of battery 3 sufficiently large, greatly shorten the charging interval.Further, charge back Also access has battery protecting circuit in road, and battery protecting circuit is used for when battery 3 is fully charged, charge circuit is cut off, so as to protect Protect the safety of battery 3.
LED can be selected in above-mentioned emergency light 2, naturally it is also possible to is the illuminating lamps such as common bulb.In view of LED power consumption is small, Energy-conserving and environment-protective, preferably using LED.
The application provides also a kind of emergency light, can be applied to the public places such as cinema, market, hotel.It includes Above-mentioned emergency lighting circuit, in addition to illuminating lamp, wherein, illuminating lamp and emergency light can separate power supply.In order to enter one Step saves cost, and the emergency light is used as illuminating lamp.
Above content is to combine specific embodiment further description made for the present invention, it is impossible to assert this hair Bright specific implementation is confined to these explanations.For general technical staff of the technical field of the invention, do not taking off On the premise of from present inventive concept, some simple deduction or replace can also be made.

Claims (8)

  1. A kind of 1. emergency lighting circuit, it is characterised in that:
    Including pretreatment module and some emergency lights, the input termination civil power of pretreatment module, and pretreatment module is used for city Electricity carries out rectification, filtering and decompression and output constant current signal is to emergency light;
    Also include battery, voltage increase and current constant module and the modular converter being connected with pretreatment module output end;Battery, modulus of conversion Block, voltage increase and current constant module and emergency light are sequentially connected composition current supply circuit;Battery, modular converter, emergency light are sequentially connected composition Charge circuit;
    Handover module is in mains-supplied, the conducting of control charge circuit and current supply circuit disconnection;Handover module when civil power powers off, Control charge circuit disconnection and current supply circuit turns on;
    Handover module includes output branch road, enabled output end and switch module;Branch road access charge circuit is exported, output branch road exists Turn on during mains-supplied and disconnected when civil power powers off;Switch module has Enable Pin and two incoming ends, two incoming end strings Current supply circuit is accessed, Enable Pin is connected with enabled output end, and the signal control two that switch module exports according to enabled output end It is turned on or off between individual incoming end.
  2. 2. emergency lighting circuit according to claim 1, it is characterised in that:
    Handover module also include metal-oxide-semiconductor, the first triode, the second triode, the first diode, the second diode, first resistor, Second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance and the 7th resistance;The output end of pretreatment module includes Positive output end and negative output terminal;
    Positive output end, first resistor, the first diode, second resistance and negative output terminal are sequentially connected;The drain and source class of metal-oxide-semiconductor Access charge circuit;The grid of metal-oxide-semiconductor connects one end of 3rd resistor, the current collection of the triode of another termination first of 3rd resistor Pole, the emitter stage of the first triode connect negative input end, and the base stage of the first triode is connected between second resistance and the first diode, The both ends of 4th resistance connect the grid and drain of metal-oxide-semiconductor respectively;One termination metal-oxide-semiconductor source electrode of the 5th resistance, another termination second The positive pole of diode, the negative pole of the second diode are connected between first resistor and the first diode;One termination MOS of the 6th resistance The source electrode of pipe, the emitter stage of the second triode of another termination, the colelctor electrode of the second triode connect one end of the 7th resistance, the 7th electricity Another termination negative input end of resistance, the base stage of the second triode are connected between the 5th resistance and the second diode;Enabled output end It is connected between the second triode and the 7th resistance.
  3. 3. according to the emergency lighting circuit described in claim 1-2 any one, it is characterised in that:
    Part access charge circuit in all emergency lights.
  4. 4. according to the emergency lighting circuit described in claim 1-2 any one, it is characterised in that:
    Also access has battery protecting circuit in charge circuit, and battery protecting circuit is used for when battery is fully charged, and cut-out is charged back Road.
  5. 5. according to the emergency lighting circuit described in claim 1-2 any one, it is characterised in that:Switch module is boost switching Type DC-DC conversion chips.
  6. 6. according to the emergency lighting circuit described in claim 1-2 any one, it is characterised in that:
    Pretreatment module includes bridge rectifier, filter capacitor, commutation diode, voltage-dropping type quasi-resonance LED driving switch devices And transformer.
  7. 7. according to the emergency lighting circuit described in claim 1-2 any one, it is characterised in that:
    Emergency light is LED.
  8. A kind of 8. emergency light, it is characterised in that:
    Including the emergency lighting circuit described in claim 1-7 any one.
CN201610565837.XA 2016-07-15 2016-07-15 A kind of emergency lighting circuit and emergency light Active CN106028567B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610565837.XA CN106028567B (en) 2016-07-15 2016-07-15 A kind of emergency lighting circuit and emergency light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610565837.XA CN106028567B (en) 2016-07-15 2016-07-15 A kind of emergency lighting circuit and emergency light

Publications (2)

Publication Number Publication Date
CN106028567A CN106028567A (en) 2016-10-12
CN106028567B true CN106028567B (en) 2017-11-17

Family

ID=57119668

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610565837.XA Active CN106028567B (en) 2016-07-15 2016-07-15 A kind of emergency lighting circuit and emergency light

Country Status (1)

Country Link
CN (1) CN106028567B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2562790B (en) * 2017-05-22 2021-12-29 Tridonic Gmbh & Co Kg Emergency lighting converter
CN107148123A (en) * 2017-07-10 2017-09-08 邱晖 A kind of emergent lamp control circuit with power supply automatic switching function

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09190885A (en) * 1995-12-28 1997-07-22 Hitachi Lighting Ltd Emergency lamp lighting device
CN102182973B (en) * 2011-05-24 2013-01-09 郭小冬 Emergency lighting integrated LED (light emitting diode) lamp fixture
CN103037560B (en) * 2011-09-30 2015-04-15 海洋王照明科技股份有限公司 Automatic dimming emergency lamp
CN102685994B (en) * 2012-05-29 2014-05-14 耿波 Emergency lamp power supply device
CN203907423U (en) * 2014-05-09 2014-10-29 深圳市金鹏力电源科技有限公司 Emergency T8 light emitting diode (T8LED) lamp tube with built-in power supply
CN205812462U (en) * 2016-07-15 2016-12-14 珠海市声驰电器有限公司 A kind of emergency lighting circuit and emergency light

Also Published As

Publication number Publication date
CN106028567A (en) 2016-10-12

Similar Documents

Publication Publication Date Title
CN105554957A (en) LED lighting emergency integrated lamp and control system
CN201382353Y (en) Capacitance LED emergency lighting lamp unit
CN106028567B (en) A kind of emergency lighting circuit and emergency light
CN103517524B (en) Led emergency controller
CN107606498A (en) LED emergency lamps
CN207869453U (en) A kind of driving circuit of illumination and dual-purpose LED light of meeting an urgent need
TWI474755B (en) Driving device for lighting fixture
CN205812462U (en) A kind of emergency lighting circuit and emergency light
CN206196097U (en) Lighting device , control chip and linear dimming system
CN103051049B (en) Method and circuit for automatically starting standby power after outage of LED (Light Emitting Diode) drive power
CN103957650B (en) LED power manages circuit
CN204598424U (en) A kind of LED normal illumination and emergency lighting integrated device
CN107543094A (en) A kind of LED lamp with function of emergency illumination
CN204272431U (en) LED emergency lighting circuit for lamp
CN107172763B (en) Switch toning control circuit, chip, method and switch toning LED drive system
CN207150898U (en) Prevent electric backflash circuit under LED light device
CN105611669B (en) One kind is without stroboscopic, noiseless drive circuit
CN203872387U (en) Power off non-stroboscopic second gear dimmable LED driving power supply
CN203467043U (en) Led emergency controller
CN201827696U (en) Emergency energy-saving lamp
CN104797054B (en) LED sectional dimming capacitance-resistance driving powers
CN104936344B (en) A kind of LED light source is met an urgent need lamp-enlightened device
CN103298191B (en) A kind of street lamp and method of supplying power to thereof
CN2520625Y (en) Lighting device of automatic switching from fluorescent lamp to LED vice versa
CN210928053U (en) Adjustable-light type built-in energy-splitting emergency output circuit and emergency device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant