CN201069088Y - Emergency illuminator - Google Patents
Emergency illuminator Download PDFInfo
- Publication number
- CN201069088Y CN201069088Y CNU2007201266898U CN200720126689U CN201069088Y CN 201069088 Y CN201069088 Y CN 201069088Y CN U2007201266898 U CNU2007201266898 U CN U2007201266898U CN 200720126689 U CN200720126689 U CN 200720126689U CN 201069088 Y CN201069088 Y CN 201069088Y
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- circuit
- voltage
- battery
- emergency lighting
- charging
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- Expired - Fee Related
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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
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/295—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps
- H05B41/298—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2988—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal operating conditions
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- Circuit Arrangement For Electric Light Sources In General (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Abstract
The utility model relates to an emergency illuminating apparatus, which comprises an input AC-DC conversion circuit for converting the inputted current into two groups of DC and outputting the DC; a charging circuit for charging limited-current to a battery by using the first group of DC voltage; a control circuit for controlling the conversion between the normal illumination and the emergency illumination, voltage discharge voltage detection, and conversion state test by using the second group of DC voltage; a DC-AC conversion circuit for outputting high-frequency high-voltage AC voltage through a transformer; an output AC-DC conversion circuit; a DC-DC conversion circuit for converting the battery voltage into high-voltage direct current; and a conversion circuit for controlling the conversion between the normal illumination and the emergence illumination. The utility model has simple structure, and convenient fixation, and the assembly connection line is reduced by over one third. The emergency output of the utility model can directly apply to an electronic ballast to prolong the service life of a fluorescent lamp tube by scores of times. The charge battery of the utility model has charge overcurrent and overdischarge protection, discharge overcurrent protection circuit, and commercial power under voltage protection functions.
Description
Technical field
The utility model relates to a kind of emergency lighting device, and it is simple particularly to relate to a kind of installation, prolongs the fluorescent tube emergency set in service life.
Background technology
Present emergency light lighting device both domestic and external all is load with the fluorescent tube, because fluorescent tube is supporting with ballast and inverter, makes the assembling complexity of device; The emergency light lighting device generally is directly to be added in the fluorescent tube two ends after converting battery to the high-frequency and high-voltage alternating current by inverter, lights after fluorescent tube is broken down by high-voltage.Because of fluorescent tube does not start under matching status and work, so easily turn black in the fluorescent tube two ends, filament is easily broken, shortens the service life of fluorescent tube greatly.
The utility model content
The technical problems to be solved in the utility model is that in order to overcome the problems referred to above of using the fluorescent lamp emergency lighting device, the utility model work power is in using the most basic, the simple perfect electronic circuit of electronic component design function; Convert alternating current to dc source with electronic circuit, alleviate product weight, reduce caloric value.Another characteristics of the present utility model are to have simplified the installation and maintenance formula, have improved maintenance efficiency.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of emergency lighting device is provided, comprises the casing of being made up of cover, bottom and electronic circuit; Wherein said electronic circuit partial fixing is in bottom; Described electronic circuit partly comprises input AC-DC translation circuit, charging circuit, control circuit, DC-DC conversion line, DC-AC translation circuit, output AC-DC translation circuit and change-over circuit, wherein:
Described input AC-DC translation circuit is used for the alternating current of input is converted to two groups of direct current outputs, and wherein first group of DC voltage is connected to charging circuit; Second group of DC voltage is connected to control circuit;
Described charging circuit utilizes above-mentioned first group of DC voltage that battery is carried out current-limiting charge.
Described control circuit utilizes conversion, battery discharge voltage detecting, the transition status test of above-mentioned second group of DC voltage control normal illumination and emergency lighting;
Described DC-AC translation circuit comprises oscillating circuit and booster circuit, by transformer output high-frequency and high-voltage alternating voltage;
Described output AC-DC translation circuit comprises rectification circuit and filtering, the volt circuit of rationing the power supply;
Described DC-DC conversion line is used for converting cell voltage to be suitable for electric ballast work high voltage direct current by DC-AC translation circuit and output AC-DC translation circuit; When civil power outage, under-voltage or test mode, work;
Described change-over circuit is controlled the conversion between normal and the emergency lighting.
In the emergency lighting device described in the utility model, described electronic circuit board is equipped with a plurality of plug terminals, is connected to power line, Test Switchboard, charging indicator light, discharge indicator lamp, rechargeable battery and electric ballast respectively.
In emergency lighting device described in the utility model, described input AC-DC circuit also comprises connects respectively and is connected in parallel on the fuse of mains electricity input end and overcurrent protection and the excess voltage protection that piezo-resistance is formed.
In emergency lighting device described in the utility model, described input AC-DC circuit also comprises in parallel respectively and is connected on the electric capacity of mains electricity input end and the anti-jamming circuit that common mode inductance is formed, is used to eliminate the phase mutual interference between civil power and the late-class circuit.
In emergency lighting device described in the utility model, described input AC-DC circuit also comprises the automatic testing circuit of civil power, is made up of divider resistance, the electric capacity of triode and three series connection, is connected to the rectification circuit two ends in the input AC-DC circuit.
In emergency lighting device described in the utility model, described charging circuit also comprises:
The charging testing circuit is used for detecting whether battery is housed;
Charging threshold currents circuit is by triode be connected on the base stage of triode and the charging threshold currents holding circuit that the resistance between the emitter stage is formed;
Charging indication is used for the charged state of pilot cell.
In the emergency lighting device described in the utility model, also comprise:
Detect control circuit, be made up of two triodes and four resistance, the colelctor electrode of first triode is connected on the base stage of second triode, and is connected in filter capacitor C9 two ends;
The overdischarge voltage detecting circuit is made up of three resistance, and the normally opened contact by relay is connected on the battery two ends;
The discharge indicating circuit is made up of resistance and light emitting diode, and the normally opened contact by relay is connected on the battery two ends;
The unusual overcurrent protection of battery is finished by recovering overcurrent fuse.
In the emergency lighting device described in the utility model, also comprise:
Output over-voltage protection circuit, output voltage make it to be in the safety operation area of electric ballast through the piezo-resistance pressure limiting;
Ripple suppression circuit is made up of output filter capacitor;
Change-over circuit, the conversion between control normal illumination and the emergency lighting; Emergent output voltage is a high voltage direct current, directly is connected on the input of electric ballast.
The characteristics of emergency lighting device of the present utility model are that efficient height, function are strong, little power consumption, fluorescent tube long service life, easy for installation.
The utility model is simple in structure, convenient fixing; Compare with general emergency light lighting device, the assembling line reduces more than 1/3rd.The emergent output of the utility model directly acts on electric ballast, so can make fluorescent tube work in matching status.Compare with general emergency light lighting device, can prolong the fluorescent tube life-span and reach tens of times.The utility model is compared with general emergency light lighting device, has more perfect functions.For example: have charge over-current, the over of rechargeable battery, discharge over-current holding circuit, civil power low-voltage protection, charging and discharge condition indication, system test function.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is an outward appearance front view of the present utility model;
Fig. 2 is the mounting structure figure that can recover overcurrent fuse and battery;
Fig. 3 is an internal circuit diagram of the present utility model;
Fig. 4 is input AC-DC translation circuit figure;
Fig. 5 is threshold currents charging circuit figure;
Fig. 6 is the control section circuit diagram;
Fig. 7 is charging, discharge condition indication circuit;
Fig. 8 is DC-AC translation circuit figure;
Fig. 9 is output AC-DC translation circuit figure;
Figure 10 is a change-over circuit.
The specific embodiment
Device of the present utility model is load with the electric ballast, makes that assembling is very simple, can make used line number reduce to minimum.In the utility model, meet an urgent need and be output as high voltage direct current, and directly be added on the input terminal of electric ballast; When emergency rating, fluorescent tube is by original supporting electric ballast powered operation, can make fluorescent tube be in optimum Working like this; Thereby reach maximum the service life that makes fluorescent tube.
In an embodiment of the present utility model, emergency lighting device comprises casing.Fig. 1 is the body structure figure of this emergency lighting device.This casing comprises cover 11, bottom 12, battery 13 (not shown)s, electronic circuit board (not shown).In Fig. 1, when civil power is connected by binding post, start the electronic circuit of electricity-saving lamp emergency lighting device inside.When electronic circuit was worked, the electric ballast (not shown) and the work of fluorescent tube (not shown) that are connect on the lead-out terminal were luminous.
The core parts of the casing that electronic circuit board is and control function place., in bottom 12, cover with bolting with cover 11; Only stay the input and output binding post; Connect charging and discharge condition indicator lamp, protective earth, Test Switchboard, N line, U line the L line of gauge tap (not by), L line (passing through gauge tap), battery and electric ballast interface respectively.
Fig. 2 is the mounting structure figure that can recover overcurrent fuse and battery.Battery when causing heavy-current discharge, may make battery damage by short circuit or other abnormal conditions.Can recover overcurrent fuse can disconnect when heavy-current discharge occurring, the protection battery; And after getting rid of, fault returns to normal condition.
Fig. 3 is the internal circuit diagram of electronic circuit board in the utility model emergency lighting device.It comprises input AC-DC translation circuit figure; Charging circuit figure; The control section circuit diagram; Charging, discharge condition indicator diagram; DC-AC translation circuit figure; Output AC-DC translation circuit figure; Change-over circuit figure.Describe these circuit respectively in detail below in conjunction with accompanying drawing.
Fig. 4 is an input AC-DC translation circuit.The input AC-DC conversion fraction of this circuit adopts novel switched power supply, and it has conversion efficiency height, working stability, is suitable for advantages such as voltage range is wide, under-voltage protection.Thereby replace that traditional conversion efficiency is low, poor work stability, be suitable for the narrow power transformer element of voltage range.
The 220V civil power is through rectifier bridge A1 rectification, and what obtain 220V after the power factor correction circuit filtering that diode D3, D4, D5 and capacitor C 3, C4 form does not stablize DC voltage; Protective tube FU is connected on the input of 220V civil power, is used for overcurrent protection; Piezo-resistance VR1 and protective tube FU form overvoltage, the current foldback circuit of civil power.C1, the C2 that is connected on the common mode L1 of 220V civil power and is connected in parallel on the 220V civil power is used to eliminate the phase mutual interference between civil power and the late-class circuit; Resistance R 2, R3 are the starting resistance of IC 1, and when the electric current among R2, the R3 reached the starting current of IC1, IC1 started working, and are in the PWM duty; Resistance R 4, R5, R6, capacitor C 16 and triode V3 form under-voltage protecting circuit, and when line voltage reduced, triode V3 base voltage dropped to 0.6V; triode V3 conducting; the collector and emitter current potential is identical, thereby the M pin of IC1 is clamped at identical voltage with the C pin, and IC1 is quit work.In parallel clamp diode D1 and fast diode D6 series circuit on the transformer, can absorb and the clamp coil on reverse spike voltage, guarantee that IC1 is in the safety operation area.Transformer secondary output coil Ts1 goes up induced voltage respectively through diode D2 and D7 rectification, forms two groups of DC voltages after capacitor C 8 and the C9 filtering; One group charges the battery through diode D6; One group after tested switch TEST be added to control circuit.Transformer secondary output coil Ts2 goes up the voltage of induction through switching diode D13 rectification, and C12 filtering is added to by photoelectrical coupler A2 on the control end C of IC1; IC2 is a reference voltage source, detects output voltage by resistance R 11, R12, compares with reference voltage 1.25V; When the DC voltage that charges the battery raises, the electric current that flows through photodiode among the photoelectrical coupler A2 increases, by photoelectrical coupler A2, make the conducting aggravation of photoreceptor, the pulse width of IC1 output is narrowed down, to secondary coil Ts1, make output voltage descend by transformer coupled.Vice versa.Promptly when output voltage raises,, pulse width is narrowed down, thereby output voltage is reduced by feedback; When output voltage reduces, by feedback, pulse width is broadened, thereby output voltage is risen; Reach the purpose of regulated output voltage.Capacitor C 13, C14, C15 are anti-interference capacitor.
Resistance R 7, capacitor C 7 is the soft start circuit; When starting, the C pin voltage of IC1 slowly rises because of giving capacitor C 7 chargings, reduces when startup the impact to IC1.Test Switchboard TEST is the state-detection switch in the emergency lighting device of the present utility model.Whether the conversion that is used to detect between normal illumination and the emergency lighting is normal.Civil power just often, Test Switchboard is connected, anxious lighting device is in charged state, fluorescent tube is by the electric ballast powered operation; Press Test Switchboard this moment, makes it to disconnect, because of civil power still is added in electricity-saving lamp emergency set input, so charging is still being carried out; But control circuit moves conversion because of outage, and battery forms high voltage direct current by DC-AC translation circuit and output AC-DC translation circuit, supplies with fluorescent tube by electric ballast, makes it luminous work.
Fig. 5 is threshold currents charging circuit figure.This circuit is made up of resistance R 1, R8, triode V4; When charging the battery, the electric current that flows through resistance R 1 forms voltage drop on R1, and when the electric current increase made voltage drop reach 0.6V, triode V4 satisfied and closes conducting, and IC2 is by short circuit, and the electric current that flows through photoelectrical coupler A1 increases; By feedback circuit, the pulse width of IC1 output is narrowed down, output voltage reduces, thus the increase of restriction charging current.
Fig. 6 is the control section circuit diagram.Civil power just often, the DC voltage that is added in control circuit is added in the base stage of triode V6 through resistance R 13 and R17 dividing potential drop, makes the V6 saturation conduction; Then triode V7 base voltage is 0V, and the voltage that is added in triode V7 base stage by resistance R 23 is inoperative, and relay R YL does not work, and cell voltage can not be added on the B3 place by the normally opened contact of relay, and the DC-AC circuit does not have electricity and do not work.Capacitor C 11, diode D15 form the holding circuit of relay R YL.
When the under-voltage protection of input AC-DC translation circuit was moved among mains failure, Test Switchboard disconnection or Fig. 4, the DC voltage of control circuit disappeared, and the storage electric charge on the capacitor C 9 is by the loop discharge of resistance R 13, R17 and resistance R 23, R24 formation; Because of resistance R 13 much larger than resistance R 23, so discharge loop is mainly finished by resistance R 23 and R24; At this moment, triode V6 ends less than 0.6V because of base voltage, and its current collection is high level very; Triode V7 is because of the conducting of base stage making alive, and relay R YL gets electric work, and normally opened contact is connected; Normally opened contact that cell voltage is connected by relay makes the B2 place; Its voltage is cell voltage.This voltage is kept triode V7 and is continued saturation conduction by resistance R 14, R25 and resistance R 24 dividing potential drop; Give the DC-AC circuit supply by diode D14 simultaneously.Adjust the resistance of resistance R 14, R24, R25, triode V7 is quit work under different voltages, thereby reach the over of battery.Avoid battery to damage because of overdischarge.
Fig. 7 is battery charge discharge indicating circuit.Civil power is normal, when not connecing battery, through diode D2 rectification, capacitor C 8 filtering and the DC voltage that forms greater than the breakdown voltage of Zener diode D16, Zener diode D16 conducting; DC voltage is added in the base stage of triode V5 by Zener diode D16, current-limiting resistance R15, makes triode V5 saturation conduction, and the collector voltage of triode V5 is 0V; Light emitting diode D17-G does not have electricity and does not work, and shows not connect battery.After connecting battery, through diode D2 rectification, capacitor C 8 filtering and the DC voltage that forms are because of the breakdown voltage of galvanic action much smaller than Zener diode D16, Zener diode D16 ends, the base stage of triode V5 does not have electricity, makes triode V5 end, and the collector voltage of triode V5 is a high level; Light emitting diode D17-G gets electroluminescence, shows that battery connects; The resistance of adjusting resistance R 15 can change the luminosity of D17-G.
When mains failure, Test Switchboard disconnect or Fig. 4 in during input AC-DC translation circuit under-voltage protection action, the control circuit action, B2 place is electric because of relay R YL gets, normally opened contact is connected and is got electricly, is added on the light emitting diode D17-R by current-limiting resistance R22; Light emitting diode D17-R gets electroluminescence, and showing discharges carries out.The resistance of adjusting resistance R 22 can change the brightness of light emitting diode D17-R.After the over action, relay R YL dead electricity quits work, and normally-closed contact disconnects, and discharge condition finishes; The B2 place does not have electricity, and light emitting diode D17-R does not have electricity and do not work.
Fig. 8 is the DC-AC translation circuit.Form current feedback push-pull type oscillating circuit by triode V1, V2; Resistance R 18, R19, R20, R21 form start-up circuit; Cell voltage is added to the centre cap place of transformer L5 by inductance L 4.When mains failure, Test Switchboard disconnect or Fig. 4 in during input AC-DC translation circuit under-voltage protection action, the control circuit action, relay R YL gets electric, normally opened contact is connected, battery makes the B2 place by the normally opened contact of connecting; By diode D14, starting resistance R18, R19, R20, R21, trigger oscillating circuit task driven triode V1, V2 alternation conducting; Form sine-shaped high-frequency alternating current at transformer secondary output two ends E1, E2 place.This circuit can to change so that open-circuited load, but still continuous operation.Adjust resistance R 18, R19, R20, the resistance of R21 and the parameter of transformer L5, can change the voltage of output and the frequency of vibration.
Fig. 9 is output AC-DC conversion line.Be that alternating current with high frequency, high pressure is transformed to high voltage direct current.When the under-voltage protection of input AC-DC translation circuit is moved among mains failure, Test Switchboard disconnection or Fig. 4; the control circuit action; Fig. 8 is the alternating current of the high-frequency and high-voltage of DC-AC translation circuit work output, forms direct current after the bridge rectifier rectification that diode D9, D10, D11, D12 form.Capacitor C 10 is a filter capacitor, the ripple of smooth direct current electricity.Piezo-resistance VR2 can absorb peak voltage, limits High Level DC Voltage, thereby makes the direct current of output become DC voltage in electric ballast is suitable for voltage range.
Figure 10 is a change-over circuit.Civil power just often, relay R YL does not work, normally-closed contact is connected, the L line in the civil power is added to by gauge tap K on the normally-closed contact (non-common port) of relay, holds with L in the electric ballast input by normally-closed contact to be connected; N line in the civil power directly inserts the N terminal of electric ballast; Electric ballast gets electric work; Fluorescent tube is luminous.
When the under-voltage protection of input AC-DC translation circuit is moved among mains failure, Test Switchboard disconnection or Fig. 4, the control circuit action, relay R YL gets electric work, and normally-closed contact disconnects, the normally opened contact connection; The first via, battery by the normally opened contact of connecting make the B2 place electric, the AC-DC line work among Fig. 8 among DC-AC circuit, Fig. 9, output is suitable for the high voltage direct current of electric ballast.The second the tunnel, E1 place (direct current+) holds the energy that links to each other by the normally opened contact that relay is connected with the L of electric ballast; E2 place (direct current-) is connected with the N end of electric ballast; Electric ballast gets electric work; Fluorescent tube is luminous.
Because of fluorescent tube is luminous by electronic ballast control, be complementary with electric ballast, reach maximum the service life of fluorescent tube so can make.Compare with general emergency light lighting device, can prolong the fluorescent tube life-span and reach tens of times.
Claims (8)
1. an emergency lighting device comprises the casing of being made up of bottom, cover and electronic circuit; Wherein said electronic circuit partial fixing is in bottom, it is characterized in that, described electronic circuit partly comprises input AC-DC translation circuit, charging circuit, control circuit, DC-DC conversion line, DC-AC translation circuit, output AC-DC translation circuit and change-over circuit, wherein:
Described input AC-DC translation circuit is used for the alternating current of input is converted to two groups of direct current outputs, and wherein first group of DC voltage is connected to charging circuit; Second group of DC voltage is connected to control circuit;
Described charging circuit is used to use above-mentioned first group of DC voltage that battery is carried out current-limiting charge;
Described control circuit is used to use the conversion of above-mentioned second group of DC voltage control normal illumination and emergency lighting, battery discharge voltage detecting, transition status test;
Described DC-AC translation circuit comprises oscillating circuit and booster circuit, and by transformer output high-frequency and high-voltage alternating voltage.Output AC-DC translation circuit comprises rectification circuit and filtering, the volt circuit of rationing the power supply;
Described DC-DC conversion line is used for converting cell voltage to be suitable for electric ballast work high voltage direct current by DC-AC translation circuit and output AC-DC translation circuit; When civil power outage, under-voltage or test mode, work;
Change-over circuit, the conversion between control normal illumination and the emergency lighting.
2. emergency lighting device according to claim 1 is characterized in that: this electronic circuit board is equipped with a plurality of plug terminals, is connected to power line, Test Switchboard, charging indicator light, discharge indicator lamp, rechargeable battery and electric ballast respectively.
3. emergency lighting device according to claim 1 and 2 is characterized in that: described input AC-DC circuit also comprises connects respectively and is connected in parallel on the fuse of mains electricity input end and overcurrent protection and the excess voltage protection that piezo-resistance is formed.
4. emergency lighting device according to claim 1 and 2, it is characterized in that: described input AC-DC circuit also comprises in parallel respectively and is connected on the electric capacity of mains electricity input end and the anti-jamming circuit that common mode inductance is formed, is used to eliminate the phase mutual interference between civil power and the late-class circuit.
5. emergency lighting device according to claim 1 and 2, it is characterized in that: described input AC-DC circuit also comprises the automatic testing circuit of civil power, divider resistance, electric capacity by triode and three series connection are formed, and are connected to the rectification circuit two ends in the input AC-DC circuit.
6. emergency lighting device according to claim 1 and 2 is characterized in that: described charging circuit also comprises:
The charging testing circuit is used for detecting whether battery is housed;
Charging threshold currents circuit is by triode be connected on the base stage of triode and the charging threshold currents holding circuit that the resistance between the emitter stage is formed;
Charging indication is used for the charged state of pilot cell.
7. emergency lighting device according to claim 1 and 2 is characterized in that: also comprise:
Detect control circuit, be made up of two triodes and four resistance, the colelctor electrode of first triode is connected on the base stage of second triode, and is connected in filter capacitor C9 two ends;
The overdischarge voltage detecting circuit is made up of three resistance, and the normally opened contact by relay is connected on the battery two ends;
The discharge indicating circuit is made up of resistance and light emitting diode, and the normally opened contact by relay is connected on the battery two ends;
The unusual overcurrent protection of battery is finished by recovering overcurrent fuse.
8. emergency lighting device according to claim 1 and 2 is characterized in that: also comprise:
Output over-voltage protection circuit, output voltage make it to be in the safety operation area of electric ballast through the piezo-resistance pressure limiting;
Ripple suppression circuit is made up of output filter capacitor;
Change-over circuit, the conversion between control normal illumination and the emergency lighting; Emergent output voltage is a high voltage direct current, directly is connected on the input of electric ballast.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201266898U CN201069088Y (en) | 2007-08-06 | 2007-08-06 | Emergency illuminator |
| EP07118935A EP2023463A3 (en) | 2007-08-06 | 2007-10-19 | An emergency luminaire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201266898U CN201069088Y (en) | 2007-08-06 | 2007-08-06 | Emergency illuminator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201069088Y true CN201069088Y (en) | 2008-06-04 |
Family
ID=39490475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201266898U Expired - Fee Related CN201069088Y (en) | 2007-08-06 | 2007-08-06 | Emergency illuminator |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP2023463A3 (en) |
| CN (1) | CN201069088Y (en) |
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| CN101915378A (en) * | 2010-06-28 | 2010-12-15 | 海洋王照明科技股份有限公司 | Anti-explosion marker lamp |
| CN102111936A (en) * | 2010-11-26 | 2011-06-29 | 深圳市聚作实业有限公司 | Light emitting diode (LED) driving power supply |
| CN102520297A (en) * | 2011-12-30 | 2012-06-27 | 山东省产品质量监督检验研究院 | Movable comprehensive detection device for fire emergency lighting and evacuation indication system |
| CN102884694A (en) * | 2010-05-06 | 2013-01-16 | Nextek电力系统公司 | High-efficiency DC ballast arrangement with automatic polarity protection and emergency back-up for lighting fixture in a suspended DC-powered ceiling system |
| WO2013063761A1 (en) * | 2011-11-01 | 2013-05-10 | 深圳市讯宇创科技有限公司 | Emergency lamp circuit and system |
| CN103179719A (en) * | 2011-12-20 | 2013-06-26 | 海洋王照明科技股份有限公司 | LED (light-emitting diode) emergency lighting switching circuit and emergency light |
| CN105262205A (en) * | 2015-10-30 | 2016-01-20 | 国家电网公司 | Dual-power switching control circuit of collection terminal |
| CN106793368A (en) * | 2016-11-07 | 2017-05-31 | 合肥东泰工贸有限公司 | Twin wire emergency lighting inverter power supply device |
| CN110602835A (en) * | 2019-10-17 | 2019-12-20 | 上海芯荃微电子科技有限公司 | Circuit and method for controlling charging of emergency lighting lamp by switch |
| CN110657358A (en) * | 2019-10-09 | 2020-01-07 | 汕头市德杰电子有限公司 | Emergency lighting lamp and circuit thereof |
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| DE102009044593B4 (en) * | 2009-11-19 | 2018-07-12 | Vossloh-Schwabe Deutschland Gmbh | Operating control device for operating a light source |
| US9954390B2 (en) | 2012-05-30 | 2018-04-24 | Fulham Co., Ltd. | Ballast with battery backup |
| CN105244997A (en) * | 2015-10-30 | 2016-01-13 | 国家电网公司 | Double power switching device for acquisition terminal |
| 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 |
| CN108110860B (en) * | 2018-01-26 | 2023-10-20 | 重庆科技学院 | High-voltage low-current electric energy-based electric power storage and discharge device |
| CN112798985B (en) * | 2019-10-28 | 2022-07-26 | 上海度普新能源科技有限公司 | Battery pack voltage line sequence detection circuit |
| CN112350423A (en) * | 2020-11-04 | 2021-02-09 | 合肥联信电源有限公司 | Emergency lighting controller with redundant power supply |
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| EP1099292A1 (en) * | 1998-10-30 | 2001-05-16 | Lumatec SA | Emergency light element for actuating fluorescent lamps in case of mains breakdown |
| DE102004035678A1 (en) * | 2004-07-22 | 2006-03-16 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Emergency light ballast with digitally addressable control interface |
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2007
- 2007-08-06 CN CNU2007201266898U patent/CN201069088Y/en not_active Expired - Fee Related
- 2007-10-19 EP EP07118935A patent/EP2023463A3/en not_active Withdrawn
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102884694A (en) * | 2010-05-06 | 2013-01-16 | Nextek电力系统公司 | High-efficiency DC ballast arrangement with automatic polarity protection and emergency back-up for lighting fixture in a suspended DC-powered ceiling system |
| CN101915378A (en) * | 2010-06-28 | 2010-12-15 | 海洋王照明科技股份有限公司 | Anti-explosion marker lamp |
| CN101915378B (en) * | 2010-06-28 | 2013-04-24 | 海洋王照明科技股份有限公司 | Anti-explosion marker lamp |
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| CN102111936A (en) * | 2010-11-26 | 2011-06-29 | 深圳市聚作实业有限公司 | Light emitting diode (LED) driving power supply |
| WO2013063761A1 (en) * | 2011-11-01 | 2013-05-10 | 深圳市讯宇创科技有限公司 | Emergency lamp circuit and system |
| CN103179719B (en) * | 2011-12-20 | 2015-03-18 | 海洋王照明科技股份有限公司 | LED (light-emitting diode) emergency lighting switching circuit and emergency light |
| CN103179719A (en) * | 2011-12-20 | 2013-06-26 | 海洋王照明科技股份有限公司 | LED (light-emitting diode) emergency lighting switching circuit and emergency light |
| CN102520297A (en) * | 2011-12-30 | 2012-06-27 | 山东省产品质量监督检验研究院 | Movable comprehensive detection device for fire emergency lighting and evacuation indication system |
| CN105262205A (en) * | 2015-10-30 | 2016-01-20 | 国家电网公司 | Dual-power switching control circuit of collection terminal |
| CN106793368A (en) * | 2016-11-07 | 2017-05-31 | 合肥东泰工贸有限公司 | Twin wire emergency lighting inverter power supply device |
| CN106793368B (en) * | 2016-11-07 | 2023-06-02 | 合肥东泰工贸有限公司 | Two-wire emergency lighting inverter power supply device |
| CN110657358A (en) * | 2019-10-09 | 2020-01-07 | 汕头市德杰电子有限公司 | Emergency lighting lamp and circuit thereof |
| CN110657358B (en) * | 2019-10-09 | 2021-08-24 | 汕头市德杰电子有限公司 | Emergency lighting lamp |
| CN110602835A (en) * | 2019-10-17 | 2019-12-20 | 上海芯荃微电子科技有限公司 | Circuit and method for controlling charging of emergency lighting lamp by switch |
| CN116914893A (en) * | 2023-09-12 | 2023-10-20 | 深圳市凌鑫电子有限公司 | Lithium battery discharge control circuit |
| CN116914893B (en) * | 2023-09-12 | 2024-02-09 | 深圳市凌鑫电子有限公司 | Lithium battery discharge control circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2023463A3 (en) | 2010-11-17 |
| EP2023463A2 (en) | 2009-02-11 |
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