CN203660634U - Illumination and emergency dual-purpose lamp circuit module - Google Patents
Illumination and emergency dual-purpose lamp circuit module Download PDFInfo
- Publication number
- CN203660634U CN203660634U CN201320710825.3U CN201320710825U CN203660634U CN 203660634 U CN203660634 U CN 203660634U CN 201320710825 U CN201320710825 U CN 201320710825U CN 203660634 U CN203660634 U CN 203660634U
- Authority
- CN
- China
- Prior art keywords
- circuit
- illumination
- output
- input
- battery
- 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.)
- Expired - Lifetime
Links
- 238000005286 illumination Methods 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 229910018095 Ni-MH Inorganic materials 0.000 claims description 3
- 229910018477 Ni—MH Inorganic materials 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides an illumination and emergency dual-purpose lamp circuit module, which comprises a full-bridge rectifying circuit, a DC-DC step-down switching power supply circuit, a charging circuit, a switching circuit, a first isolating circuit, a second isolating circuit, a third isolating circuit, a battery, a DC-DC step-up switching power supply circuit, a current detection circuit and an LED lamp. The illumination and emergency dual-purpose lamp circuit module is further provided with an external interface for the circuit. The illumination and emergency dual-purpose lamp circuit module integrate the illumination and emergency functions, and can realize the function expansion.
Description
Technical field
The utility model relates to lighting field, relates in particular to the emergent dual-purpose circuit for lamp module of a kind of illumination.
Background technology
At present, general illumination system is generally that employing illuminating lamp and emergency light are arranged apart, cannot realize a lamp and can make illuminating lamp, can make again emergency light, and therefore, cost is higher.And existing lighting apparatus function singleness, can not illumination apparatus carry out Based Intelligent Control.
If it is emergent dual-purpose to provide one can realize illumination, can expand again the circuit module of use, not only can reduce the cost of illuminator, and facilitate the control of user to illuminator, extremely there is market value by being.
Summary of the invention
Key in herein technical field and describe paragraph.For addressing the above problem, the utility model provides a kind of illumination dual-purpose circuit for lamp module of meeting an urgent need.
The described illumination dual-purpose circuit for lamp module of meeting an urgent need, comprises full bridge rectifier, DC-DC step-down switching power circuit, charging circuit, switching circuit, the first buffer circuit, the second buffer circuit, the 3rd buffer circuit, battery, DC-DC boosted switch power circuit, current detection circuit, LED lamp; Wherein, described full bridge rectifier output connects the first buffer circuit input and DC-DC step-down switching power circuit input; Described DC-DC step-down switching power circuit output end connects charging circuit input, switching circuit input, the second buffer circuit input; Described DC-DC step-down switching power circuit input connects the 3rd buffer circuit output; Described charging circuit output connects cell input terminal; Described battery output connecting valve circuit input end; Described switching circuit output connects DC-DC boosted switch power circuit, current detection circuit, LED lamp in turn.
Described the first buffer circuit output, charging circuit input, battery output, DC-DC boosted switch power circuit output end, current detection circuit output, switching circuit input, the second buffer circuit output, the 3rd buffer circuit input are provided with module expansion interface.
Further, described battery is Ni-MH battery.
The beneficial effects of the utility model are:
Adopt LED lamp to realize illumination, alternating current is given the power supply of LED lamp after over commutation, DC-DC step-down, DC-DC boost; Battery is powered to LED lamp after boosting by DC-DC after alternating current cuts off; In the situation that having alternating current, after over commutation, DC-DC step-down, charge the battery, thereby realize illuminating lamp and emergency light in one.
Meanwhile, the utility model has been reserved some expansion interfaces, and user can, according to using needs, carry out Function Extension, realizes intelligent lighting.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Fig. 2 is DC-DC step-down switching power circuit principle figure.
Fig. 3 is switching circuit schematic diagram.
Fig. 4 is charging circuit schematic diagram.
Fig. 5 is DC-DC boosted switch power circuit principle figure.
Embodiment
Below the utility model is elaborated.
As shown in Figure 1, the emergent dual-purpose circuit for lamp module of illumination comprises full bridge rectifier, DC-DC step-down switching power circuit, charging circuit, switching circuit, the first buffer circuit, the second buffer circuit, the 3rd buffer circuit, battery, DC-DC boosted switch power circuit, current detection circuit, LED lamp; Wherein,
Described full bridge rectifier output connects the first buffer circuit input and DC-DC step-down switching power circuit input;
Described DC-DC step-down switching power circuit output end connects charging circuit input, switching circuit input, the second buffer circuit input;
Described DC-DC step-down switching power circuit input connects the 3rd buffer circuit output;
Described charging circuit output connects cell input terminal;
Described battery output connecting valve circuit input end;
Described switching circuit output connects DC-DC boosted switch power circuit, current detection circuit, LED lamp in turn.
Preferably, the emergent module employing of illumination Ni-MH battery to module for power supply, is realized emergency function in the time having a power failure.
The emergent module operation principle of illumination is: full bridge rectifier is converted to direct current by power supply input by interchange; Charge and expansion module for battery for reducing input voltage by DC-DC step-down switching power circuit; Charging circuit is realized battery is charged; Switching circuit is realized the switch to LED lamp; DC-DC boosted switch power circuit raises voltage for LED lamp.
The emergent dual-purpose circuit for lamp module expansion interface of illumination comprises for power detection signal, charging control signal, battery voltage signal, fluorescent tube drive voltage signal, current detection signal, lighting switch control signal, charge power supply detection signal, power switch control signal.Can utilize above-mentioned expansion interface to expand use to the utility model, below each circuit of the emergent dual-purpose circuit for lamp module of throwing light on is introduced.
1.DC-DC step-down switching power circuit
DC-DC step-down switching power circuit principle figure as shown in Figure 2.UA is the power supply after rectification circuit rectification, and U4 is switch chip, and whether U1A detects power supply input, output low level of U1B while having power supply input; Vout1 is the power supply after Switching Power Supply conversion, and whether U5A detects main power source output, and main power source can charge and U5B output low level to battery while having output; CON1 is lighting switch, in the time using expansion module, 1,2 pins of CON1 is disconnected, and switching circuit is controlled by expansion module; In the time not using expansion module, CON1 is for switch lighting, and in the time of 1, the 2 pin short circuit of CON1, illumination is controlled by U5, closes illumination in the time having Alternating Current Power Supply, opens illumination in the time having a power failure; In the time that 1,2 pins of CON1 disconnect, illumination is often opened; U1, U5, U7 are that isolating chip, DI_AC signal are charge power supply detection signal for supplying power detection signal, DI_Vout1.U7B realizes the control to power switch and output voltage.
2. switching circuit
Switching circuit schematic diagram as shown in Figure 3, Vout2 is module for power supply (using the high power supply of voltage between Alternating Current Power Supply and battery), Q4 is metal-oxide-semiconductor, switch is lighting switch control signal, realize the switch to Q4 by controlling Q7, V2_out is the power supply input of DC-DC boosted switch power circuit.
3. charging circuit
As shown in Figure 4, charging circuit is constant-current circuit to charging circuit, can realize the conversion of filling soon with trickle charge.Vbat+ is anode.Detect voltage between Vout2 and Vbat+ by Q3, thereby control U7, DC-DC step-down switching power circuit is regulated, make voltage constant between Vout2 and Vbat+, realize charging current constant.Charge is charging control signal, thereby Q5 conducting is controlled in Q6 conducting in the time that Charge signal is high level, and R24 resistance is less than R27, therefore in the time of Charge signal output high level for filling soon, during for low level, be trickle charge.In the time that charging voltage is too high, realize Vout2 voltage constant by D8, U7, charge complete.DO_Exit is power switch control signal, in the time of DO_Exit output high level, will close DC-DC step-down switching power supply.ADC_Bat is battery voltage signal.
4. DC-DC boosted switch power circuit
As shown in Figure 5, U10 is switch chip to DC-DC boosted switch power circuit principle figure, and U9 is metal-oxide-semiconductor, and ADC_Lamp is that fluorescent tube drive voltage signal, ADC_Current are current detection signal.R45 is current sense resistor.
The beneficial effects of the utility model are:
Adopt LED lamp to realize illumination, alternating current is given the power supply of LED lamp after over commutation, DC-DC step-down, DC-DC boost; Battery is powered to LED lamp after boosting by DC-DC after alternating current cuts off; In the situation that having alternating current, after over commutation, DC-DC step-down, charge the battery, thereby realize illuminating lamp and emergency light in one.
Meanwhile, the utility model has been reserved some expansion interfaces, and user can, according to using needs, carry out Function Extension, realizes intelligent lighting.
Claims (3)
1. the emergent dual-purpose circuit for lamp module of illumination, it is characterized in that, comprise full bridge rectifier, DC-DC step-down switching power circuit, charging circuit, switching circuit, the first buffer circuit, the second buffer circuit, the 3rd buffer circuit, battery, DC-DC boosted switch power circuit, current detection circuit, LED lamp; Wherein,
Described full bridge rectifier output connects the first buffer circuit input and DC-DC step-down switching power circuit input;
Described DC-DC step-down switching power circuit output end connects charging circuit input, switching circuit input, the second buffer circuit input;
Described DC-DC step-down switching power circuit input connects the 3rd buffer circuit output;
Described charging circuit output connects cell input terminal;
Described battery output connecting valve circuit input end;
Described switching circuit output connects DC-DC boosted switch power circuit, current detection circuit, LED lamp in turn.
2. the emergent dual-purpose circuit for lamp module of illumination as claimed in claim 1, it is characterized in that, described the first buffer circuit output, charging circuit input, battery output, DC-DC boosted switch power circuit output end, current detection circuit output, switching circuit input, the second buffer circuit output, the 3rd buffer circuit input are provided with module expansion interface.
3. the emergent dual-purpose circuit for lamp module of illumination as claimed in claim 1, is characterized in that, described battery is Ni-MH battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320710825.3U CN203660634U (en) | 2013-11-12 | 2013-11-12 | Illumination and emergency dual-purpose lamp circuit module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320710825.3U CN203660634U (en) | 2013-11-12 | 2013-11-12 | Illumination and emergency dual-purpose lamp circuit module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203660634U true CN203660634U (en) | 2014-06-18 |
Family
ID=50926987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320710825.3U Expired - Lifetime CN203660634U (en) | 2013-11-12 | 2013-11-12 | Illumination and emergency dual-purpose lamp circuit module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203660634U (en) |
-
2013
- 2013-11-12 CN CN201320710825.3U patent/CN203660634U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102612230B (en) | Control circuit for energy converting lamp | |
| CN106028567B (en) | A kind of emergency lighting circuit and emergency light | |
| CN203872416U (en) | Intelligent illuminating emergency lamp | |
| CN103687241B (en) | Emergency led lamp | |
| CN103249203A (en) | LED constant current drive and photovoltaic module MPPT integrally controlled street lamp system | |
| CN102593908B (en) | Backup power supply system | |
| US20110156634A1 (en) | Hybrid power supply system | |
| CN103517524B (en) | Led emergency controller | |
| CN104427698A (en) | Control circuit | |
| CN203554749U (en) | Illumination system switched between solar energy power supply and commercial power | |
| CN202392666U (en) | Emergency lamp | |
| CN103051049B (en) | Method and circuit for automatically starting standby power after outage of LED (Light Emitting Diode) drive power | |
| CN105072779B (en) | A kind of solar street lamp controller of the commercial power charged function of band | |
| CN202310219U (en) | Multifunctional light emitting diode lighting lamp | |
| CN203660634U (en) | Illumination and emergency dual-purpose lamp circuit module | |
| CN205986294U (en) | LED power supply circuit based on solar charging | |
| CN202927709U (en) | Chargeable alternating-current and direct-current LED (light-emitting diode) bulb | |
| CN202475906U (en) | Light emitting diode (LED) emergency lighting system | |
| CN103176416A (en) | Portable projector power supply management system | |
| CN202872418U (en) | Solar charger with functions of electric quantity displaying and temperature protection | |
| CN201827696U (en) | Emergency energy-saving lamp | |
| CN102739046B (en) | Auxiliary power supply circuit without electrolytic capacitor | |
| CN204992681U (en) | Work light circuit | |
| CN202474937U (en) | Backup power system | |
| CN203467043U (en) | Led emergency controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |
|
| CX01 | Expiry of patent term |