CN201393326Y - Ballast with emergency lighting function - Google Patents
Ballast with emergency lighting function Download PDFInfo
- Publication number
- CN201393326Y CN201393326Y CN200920055583U CN200920055583U CN201393326Y CN 201393326 Y CN201393326 Y CN 201393326Y CN 200920055583 U CN200920055583 U CN 200920055583U CN 200920055583 U CN200920055583 U CN 200920055583U CN 201393326 Y CN201393326 Y CN 201393326Y
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- triode
- ballast
- utmost point
- emitter
- circuit
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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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to a ballast with emergency lighting function. The ballast comprises an emergency power supply circuit, wherein the circuit comprises a charging circuit of a super capacitor and a control circuit of a lamp switch, a resistor R15 is connected on a collector of a triode Q1, the resistor R16 is connected with a base of the triode Q1, an N pole of a voltage stabilizing tube D5 is connected with the base of the triode Q1, a P pole is grounded, the voltage stabilizing tube D6 and a capacitor C6 are connected in parallel, the N pole of the voltage stabilizing tube D6 is connected to an emitter of the triode Q1, the P pole at the other end is grounded, the emitter of the triode Q2 is connected with the collector of the triode Q3, the collector of the triode Q2 and the emitter of the triode Q3 are connected and then connected with a small lamp in series for grounding, a diode D7 and the resistor R19 are connected in series, level is increased at the P pole of the voltage stabilizing tube D7, and the base of the triode Q3 is connected with a pin 16 of a single-chip microcomputer U8 through the resistor R18. The ballast realizes the advantages of small volume cost, small investment, fast conversion time and small power consumption after adopting the scheme.
Description
Technical field:
The utility model relates to family, public emergency lighting technical field, refers in particular to a kind of ballast with the fire-fighting sensing function.
Background technology:
Common ballast does not on the market have function of emergency illumination, if do not had electricity suddenly, can be easy to generate fear and confusion, causes unnecessary injures and deaths and loss.And other emergency lighting much all has been equipped with special-purpose Emergency Lighting Supply, has increased volume and cost, for emergency lighting the uneconomic of power supply is set specially.
Summary of the invention:
The purpose of this utility model is to overcome the deficiencies in the prior art, provides that a kind of volume is little, cost is fast low change-over time, the ballast of the band function of emergency illumination that power consumption is little.
For realizing above purpose, the novel technical scheme that provides of this use is: the ballast of band function of emergency illumination, include the emergency power supply circuit, this circuit is by the charging circuit of super capacitor and the control circuit of lamp switch, resistance R 15 connects on the collector electrode of triode Q1, resistance R 16 connects the base stage of triode Q1, the N utmost point of voltage-stabiliser tube D5 connects the base stage of triode Q1, P utmost point ground connection, voltage-stabiliser tube D6 and capacitor C 6 parallel connections, the N utmost point of voltage-stabiliser tube D6 is linked the emitter of triode Q1, other end P utmost point ground connection, and the emitter of triode Q2 links to each other with triode Q3 collector electrode, triode Q2 collector electrode links to each other with triode Q3 emitter and goes here and there a last lampet again and receive ground, diode D7 and resistance R 19 series connection add high level at the P of the voltage-stabiliser tube D7 utmost point, and the base stage of triode Q3 links to each other by 16 pin of resistance R 18 and single-chip microcomputer U8.
After the utility model adopts such scheme, adopt common ballast to add control circuit, the emergency lighting circuit is housed on the control circuit, on/off with relay control ballast, provide an amplitude 15V duty ratio 0～100% adjustable PWM square wave to ballast, to realize the function of ballast light modulation, form the stand-by power supply illumination with large bulk capacitance and low-power LED lamp, after remote closing ballast or switch outage, the small light source on the controller can provide the suitable emergency lighting of brightness more than 2 minutes.Realized that volume cost is little, invested for a short time that change-over time is fast, power consumption is little.
Description of drawings:
Fig. 1 is an electric theory structure schematic diagram of the present utility model.
Embodiment:
Below in conjunction with the utility model one preferred embodiment and accompanying drawing the utility model is further described:
Present embodiment is made up of control circuit and common ballast, and as shown in Figure 1, circuit specifically connects as follows:
1, power unit: capacitor C 1 is connected in series R2 again with resistance R 1 parallel connection, the other end of R2 is received the AC end of rectifier bridge U1, another AC end links to each other with power supply, diode D1, electrochemical capacitor C2,3 three parallel connections of capacitor C, the N utmost point of diode D1 and the positive pole of C2 are connected to the positive voltage output end V+ of rectifier bridge U1 and the input of three terminal regulator U2, the P utmost point of D1 and the negative pole of C2 are connected to the V-end of U1 and the ground end of U2, and the output of U1 and ground end are connected in series capacitor C 4 and C5 again.Power unit adopts the capacitance-resistance power mode, the working power 40MA of rectifier bridge output, and voltage 15V obtains 5V voltage through 7805.
2, Micro Controller Unit (MCU) driving relay control ballast powers on and power down light-coupled isolation.Resistance R 4 of a 5V power supply string is received 1 end of photoelectricity coupling U15, and 2 of U15 terminates to the PB5 end of single-chip microcomputer U8, adds 15V voltage at 3 ends of U15, and 3 ends connect a relay by resistance R 6.
3, emergency power supply part: this part has an even main original paper: 1F/5.5V electric capacity, the miniature bulb of 0.5W.Circuit has two parts: the one, and the charging circuit of super capacitor, another is the control circuit of lamp switch.R15 connects on the collector electrode of triode Q1, R16 connects the base stage of Q1, and the N utmost point of voltage-stabiliser tube D5 connects the base stage of Q1, P utmost point ground connection, voltage-stabiliser tube D6 and capacitor C 6 parallel connections, the N utmost point of D6 is linked the emitter of Q1, other end P utmost point ground connection, and the emitter of Q2 links to each other with the Q3 collector electrode, the Q2 collector electrode links to each other with the Q3 emitter and goes here and there a last lampet again and receive ground, diode D7 and R19 series connection add high level at the P of the D7 utmost point, and the base stage of Q3 links to each other by 16 pin of R18 and U8.This part circuit working process is the collector electrode that the 12V power supply connects the Q9014npn triode, and the voltage-stabiliser tube that meets a 5.6V in addition connects the base stage of q1 and does reference voltage, obtains the voltage of 5V like this at the source electrode of Q1, connects super capacitor and charges to it.Control section has the on and off of two triode controls etc.Q3 9014 adds current-limiting resistance and connects the Single-chip Controlling pin, conducting when its base stage adds high level, and lamp is bright.Ballast is turn-offed with remote controller really in this road, but does not turn-off its effect under the situation of whole power supply.Q3 disconnected when ballast was bright, Q3 conducting in the time of Micro Controller Unit (MCU) driving cut-off ballast, and lamp is bright.Q2 9015 works when the user turns off the power supply (also having cut off the power supply of ballast simultaneously) of this controller.Q2 9015 base potential are dragged down in the time of power down, and lamp is lighted, pure hardware controls.After re-powering, the Q2 base potential is drawn high, and closes.
4, the forward input grounding of ballast current detecting supervisory circuit: amplifier U9, oppositely input meets current transformer U5, resistance R 8 feeds back to reverse input end with signal from the output of U9, the P utmost point of diode D11 connects the U9 output, C8 and R9 also are connected to the N utmost point of D11, and the N utmost point of D11 is received Chip Microcomputer A C7 end again.This part effect is to adopt current signal with current sensor, amplifies through amplifier, is rectified into direct current.Offer the sampling of Chip Microcomputer A sampling pin then.Single-chip microcomputer internal condition sampled result is taked safeguard measure by program.
5, infrared receiving circuit: adopt the integrated infrared receiving terminal of three ends to receive infrared signal.The single-chip microcomputer internal processes is finished infrared decoding.2 end ground connection, 3 termination powers, 1 end is an output, adds a pull-up resistor R10 and increases fan-out capability, 1 end is received 32 pin of U8 then.
6, circuit takes place PWM: by resistance R 13 32 pin (pwm signal output) of U8 are linked to each other with the positive input of amplifier U9, VCC connects with two substitutional resistance R11 and R12 after the dividing potential drop, connects the reverse input end of amplifier U9 at the dividing potential drop place.This part circuit provides to ballast and is used for light modulation.Circuit is the comparator that is barricaded as by amplifier, and reference voltage is 2.5 voltages that 5V voltage resistance dividing potential drop obtains.The pwm signal that another road comparison signal produces from single-chip microcomputer.
7, single chip part: that this circuit adopts is ATMEGA48, and actual production can be changed single-chip microcomputer.One road AD has been used in single-chip microcomputer inside, two Timer (can merge and do), an external interrupt.Other three I/O mouths.Software section: an infrared decoder module, a pwm signal generation module, an AD module.Workflow is: the back starting relay that powers on is powered to ballast, and ballast is lighted, and crosses behind the 5s output PWM ripple and opens that make can light modulation.Interrupt mode receives infrared control signal, and simultaneously continuous AD sample detecting ballast electric current changes.Single chip part can be taked the low-power consumption measure.
8, common ballast U10 is common ballast, and 1,2 pin is the input pin of control signal, and 3,4 pin are pins of external lamp, and 5,6 is the ballast power pin.
The embodiment of the above is preferred embodiment of the present utility model only, is not to limit practical range of the present utility model with this, so the equivalence that all shapes according to the utility model, structure and principle are done changes, all should be covered by in the protection range of the present utility model.
Claims (1)
1, the ballast of band function of emergency illumination, it is characterized in that: include the emergency power supply circuit, this circuit is by the charging circuit of super capacitor and the control circuit of lamp switch, resistance R 15 connects on the collector electrode of triode Q1, resistance R 16 connects the base stage of triode Q1, the N utmost point of voltage-stabiliser tube D5 connects the base stage of triode Q1, P utmost point ground connection, voltage-stabiliser tube D6 and capacitor C 6 parallel connections, the N utmost point of voltage-stabiliser tube D6 is linked the emitter of triode Q1, other end P utmost point ground connection, the emitter of triode Q2 links to each other with triode Q3 collector electrode, and triode Q2 collector electrode links to each other with triode Q3 emitter and goes here and there a last lampet again and receive ground, diode D7 and resistance R 19 series connection, add high level at the P of the voltage-stabiliser tube D7 utmost point, the base stage of triode Q3 links to each other by 16 pin of resistance R 18 and single-chip microcomputer U8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920055583U CN201393326Y (en) | 2009-04-28 | 2009-04-28 | Ballast with emergency lighting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920055583U CN201393326Y (en) | 2009-04-28 | 2009-04-28 | Ballast with emergency lighting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201393326Y true CN201393326Y (en) | 2010-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920055583U Expired - Fee Related CN201393326Y (en) | 2009-04-28 | 2009-04-28 | Ballast with emergency lighting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201393326Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235600A (en) * | 2010-04-30 | 2011-11-09 | 昆山引光奴电子科技有限公司 | LED (light emitting diode) illuminating lamp capable of regulating intensity of illumination |
| CN102235648A (en) * | 2010-05-05 | 2011-11-09 | 苏州市昆士莱照明科技有限公司 | Device integrating emergency device and electronic ballast |
| WO2011140686A1 (en) * | 2010-05-14 | 2011-11-17 | 苏州市昆士莱照明科技有限公司 | Emergency electronic ballast |
| CN102740574A (en) * | 2011-04-08 | 2012-10-17 | 王孝强 | Electronic ballast interface circuit |
| CN104952266A (en) * | 2014-03-25 | 2015-09-30 | 深圳市海洋王照明工程有限公司 | Traffic emergency light control circuit and device |
| CN104952265A (en) * | 2014-03-25 | 2015-09-30 | 深圳市海洋王照明工程有限公司 | Traffic emergency light control circuit and device |
-
2009
- 2009-04-28 CN CN200920055583U patent/CN201393326Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235600A (en) * | 2010-04-30 | 2011-11-09 | 昆山引光奴电子科技有限公司 | LED (light emitting diode) illuminating lamp capable of regulating intensity of illumination |
| CN102235648A (en) * | 2010-05-05 | 2011-11-09 | 苏州市昆士莱照明科技有限公司 | Device integrating emergency device and electronic ballast |
| WO2011140686A1 (en) * | 2010-05-14 | 2011-11-17 | 苏州市昆士莱照明科技有限公司 | Emergency electronic ballast |
| CN102740574A (en) * | 2011-04-08 | 2012-10-17 | 王孝强 | Electronic ballast interface circuit |
| CN102740574B (en) * | 2011-04-08 | 2016-06-29 | 王孝强 | Electronic ballast interface circuit |
| CN104952266A (en) * | 2014-03-25 | 2015-09-30 | 深圳市海洋王照明工程有限公司 | Traffic emergency light control circuit and device |
| CN104952265A (en) * | 2014-03-25 | 2015-09-30 | 深圳市海洋王照明工程有限公司 | Traffic emergency light control circuit and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20170428 |