CN208285061U - A kind of easily illumination and emergency lighting conversion circuit - Google Patents

Abstract

The utility model discloses a kind of easily illumination and emergency lighting conversion circuit, including rectification circuit, decompression network module, LED constant current driving IC chip, isolation drive transformer T1, LED emergency conversion circuit module, filter network module, li-ion cell protection and charging circuit and illumination and emergency lighting circuit, the output end of the rectification circuit and the input terminal of decompression network module are electrically connected, the output end of the decompression network module and the input terminal of LED constant current driving IC chip are electrically connected, general lighting and emergency lighting conversion are special simple, only one metal-oxide-semiconductor, one diode, again plus 6 resistance, the circuit that one capacitor can form；Fewer than common conventional emergency conversion circuit two triodes, four resistance, two capacitors；Circuit is simple, and high production efficiency, fraction defective is low, and performance is stablized.Route board size is small, at low cost, adaptable, is suitble to popularize.

Description

A kind of easily illumination and emergency lighting conversion circuit

Technical field

The utility model relates to technical field of lighting fixtures, specially a kind of easy illumination and emergency lighting conversion electricity Road.

Background technique

The fire emergency and evacuation lamp in traditional building channel are mostly incandescent lamp, fluorescent lamp or energy-saving lamp, though Right brightness is high, but power consumption is big, the service life is short, and emergency service is 220V high-voltage power supply, needs to be equipped in a building building Emergency power supply unit capacity it is big, volume is big, weight is heavy, price is high.Occur later using LED light as emergency lighting Lamp, in the prior art, LED emergency bulb lamp whole lamp low efficiency when illuminating, light efficiency is poor, and structure is complicated, is not easy to repair, for this purpose, It is proposed a kind of easily illumination and emergency lighting conversion circuit.

Utility model content

The purpose of this utility model is to provide a kind of easy illuminations and emergency lighting conversion circuit, and component is few, no Non-defective unit is low, and circuit stability is good, high production efficiency, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of easily illuminate turns with emergency lighting Change circuit, including rectification circuit, decompression network module, LED constant current driving IC chip, isolation drive transformer T1, LED answer racing Change circuit module, filter network module, li-ion cell protection and charging circuit and illumination and emergency lighting circuit, the rectification circuit Output end and the input terminal of decompression network module be electrically connected, the output end of the decompression network module and LED constant current drive The input terminal of IC chip is electrically connected, the input of the output end and isolation drive transformer T1 of the LED constant current driving IC chip End is electrically connected, and the output end of the isolation drive transformer T1 passes through filter network module and illumination and emergency lighting circuit electricity Property connection.

Preferably, the rectification circuit forms full-wave rectification by BD1- bridge heap MB10F and periphery circuit.

Preferably, the model SD6601S of the LED constant current driving IC chip, and SOP-7- is used inside chip IC 1 255-1.27 is packaged with CS pin 1, GND pin 2, VCC pin 3, SW pin 4, the first DRAIN pin 5, the 2nd DRAIN pin 6, the first NC pin 7 and the 2nd NC pin 8.

Preferably, the model EE13 horizontal type transformer of the isolation drive transformer T1, and isolation drive transformer T1 Output voltage be 15-24V.

Preferably, the filter network module is rectified by D5-ES2J and C5 is formed, the LED emergency conversion circuit module It is a metal-oxide-semiconductor Q1 (2301G), R7-R10, R12, R13, two diode D6 (M7) of six resistance, D7 by quantity (1N4148), a voltage-stabiliser tube ZD1 (12V) and electrolysis C4 (1uf/50V) composition composition.

Preferably, the illumination and emergency lighting circuit are 45 and 1 string -2835-0.2W lamp bead.

Preferably, the li-ion cell protection and charging circuit inside include li-ion cell protection IC2 and lithium battery charging IC3, Wherein, the model GSM8205 of the li-ion cell protection IC2, and the enclosed inside of li-ion cell protection IC2 has S1 pin 1, D pipe Foot 2, S2 pin 3, G2 pin 4, D pin 5 and G1 pin 6, the model DW01 of the lithium battery charging IC3, and lithium battery fills The enclosed inside of electric IC3 has DO pin 1, VM pin 2, CO pin 3, TS pin 4, VDD pin 5 and VSS pin 6.

Compared with prior art, the utility model has the beneficial effects that

1, general lighting and emergency lighting conversion are special simple, only one metal-oxide-semiconductor, a diode, then plus 6 resistance, The circuit that one capacitor can form；

2, fewer than common conventional emergency conversion circuit two triodes, four resistance, two capacitors；

3, circuit is simple, and high production efficiency, fraction defective is low, and performance is stablized.Route board size is small, at low cost, application It is also more；

4, when general lighting, Q1-MOS pipe (2301G) is not turned on, and lithium battery is in charged state.When having a power failure, Q1-MOS Pipe (2301G) is in the conductive state, and lithium battery gives lamp plate to power, and lithium battery is in discharge condition.

Detailed description of the invention

Fig. 1 is the schematic circuit of the utility model；

Fig. 2 is the LED lighting board circuit diagram of the utility model；

Fig. 3 is the line principle frame diagram of the utility model；

Fig. 4 is the driver circuit plate schematic diagram of the utility model；

Fig. 5 is the LED lamp panel line map figure of the utility model.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Embodiment

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of easily to illuminate and emergency lighting conversion electricity Road, including rectification circuit, decompression network module, LED constant current driving IC chip, isolation drive transformer T1, LED emergency conversion electricity Road module, filter network module, li-ion cell protection and charging circuit and illumination and emergency lighting circuit, the rectification circuit it is defeated The input terminal of outlet and decompression network module is electrically connected, and the output end and LED constant current of the decompression network module drive IC core The input terminal of piece is electrically connected, the output end of the LED constant current driving IC chip and the input terminal electricity of isolation drive transformer T1 Property connection, the output end of the isolation drive transformer T1 electrically connected by filter network module and illuminating with emergency lighting circuit It connects.

Specifically, the rectification circuit forms full-wave rectification by BD1- bridge heap MB10F and periphery circuit.

Specifically, the model SD6601S of the LED constant current driving IC chip, and SOP-7- is used inside chip IC 1 255-1.27 is packaged with CS pin 1, GND pin 2, VCC pin 3, SW pin 4, the first DRAIN pin 5, the 2nd DRAIN pin 6, it is defeated to be suitable for 90Vac-265Vac in discontinuous mode for the first NC pin 7 and the 2nd NC pin 8, the work of chip IC 1 Enter voltage, 1~3W output power: 176Vac~265Vac input voltage, 3-5W output power, SD66013 use distinctive stream Mode when control, current precision reach 3% or more soil, and current sampling resistor setting output electric current can be believed by peak.Chip interior Integrated 650V power MOS switch is not necessarily to loop compensation, no light requirement is full, TL341, transformation assist using primary side feedback control model The elements such as winding, have saved system cost and volume.Chip interior integrated LED open a way/advise road protection: primary side overcurrent protection, mistake Pressure protection crosses ancestral's protection etc., can lever with improve system.

Specifically, the model EE13 horizontal type transformer of the isolation drive transformer T1, and isolation drive transformer T1 Output voltage be 15-24V, EE13 horizontal high frequency transformer has size small, cheap, the characteristics of high reliablity.EE type Transformer is the FERRITE CORE of basic model, and performance is stablized, and at low cost, electric current is big.It is widely used in power supply conversion and route filter Wave.Volume is ascending, meets the needs of various application circuits.It, can such as using 155 DEG C or 180 DEG C of heatproof poly- peace rouge enameled wires Meet different temperature conditions, is suitable for various Switching Power Supplies and inverter, UPS etc..

Specifically, the filter network module is rectified by D5-ES2J and C5 is formed, the LED emergency conversion circuit module It is a metal-oxide-semiconductor Q1 (2301G), R7-R10, R12, R13, two diode D6 (M7) of six resistance, D7 by quantity (1N4148), a voltage-stabiliser tube ZD1 (12V) and electrolysis C4 (1uf/50V) composition composition.

Specifically, the illumination is 45 and 1 string -2835-0.2W lamp bead with emergency lighting circuit.

Specifically, the li-ion cell protection and charging circuit inside include li-ion cell protection IC2 and lithium battery charging IC3, Wherein, the model GSM8205 of the li-ion cell protection IC2, and the enclosed inside of li-ion cell protection IC2 has S1 pin 1, D pipe Foot 2, S2 pin 3, G2 pin 4, D pin 5 and G1 pin 6, the model DW01 of the lithium battery charging IC3, and lithium battery fills The enclosed inside of electric IC3 has DO pin 1, VM pin 2, CO pin 3, TS pin 4, VDD pin 5 and VSS pin 6.

Working principle: in use, working as L, when N line has electricity, the waveform of N line positive half-wave is by R9 (100K), using D6 (M7) it rectifies, ZD1 pressure stabilizing, C4 (1uf/50V) filtering to ground is depressured using R7 (220K), after current limliting, reaches L line, thus Form a circuit.The voltage that a several volts arrive 12V is generated at the cathode of D7, in this way, the positive Q1-MOS of D7 manages (2301G) Grid be at one identical current potential, the voltage of such V-GS be approximately equal to 0V with VBAT, it is one that Q1-MOS, which manages (2301G), P-channel enhancement type FET, the condition of conducting are that the voltage of V-GS is less than -0.4V.The pipe of Q1-MOS in this way (2301G) is at Off state.General lighting is in working condition, and lithium battery is in charged state；

Work as L, when N line has a power failure, the waveform of N line positive half-wave is rectified, ZD1 pressure stabilizing, C4 by R9 (100K) using D6 (M7) (1uf/50V) filtering is depressured to ground using R7 (220K), after current limliting, is reached L line, is thus formed a circuit.D7's As soon as 0 volt of voltage is generated at cathode, in this way, the grid voltage that the positive Q1-MOS of D7 manages (2301G) is about 0.7V or so, this The voltage of sample V-GS is approximately equal to 0.7V-3.0V=-2.3V, and it is a P-channel enhancement type FET that Q1-MOS, which manages (2301G), The condition of conducting is that the voltage of V-GS is less than -0.4V.In this way, Q1-MOS pipe (2301G) is on state.Lithium battery is in Discharge condition.Discharge line are as follows: lithium battery anode-is by the DS- of Q1-MOS (2301G) using-R12, the current limliting of R13 composition The anode (V+) that circuit-goes to lamp plate again reaches the cathode (V-) of lamp plate after LED lamp bead (luminous).In this way, just completing Lithium battery is powered to LED lamp bead, and is the emergency lighting that we say；

Work as L, N line is sent a telegram here again when, this completes general lighting and emergency lighting and emergency lighting and general lightings Automatic conversion.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of easy illumination drives with emergency lighting conversion circuit, including rectification circuit, decompression network module, LED constant current IC chip, isolation drive transformer T1, LED emergency conversion circuit module, filter network module, li-ion cell protection and charging circuit With illumination and emergency lighting circuit, it is characterised in that: the output end of the rectification circuit and the input terminal electricity of decompression network module Property connection, the input terminal of the output end of the decompression network module and LED constant current driving IC chip is electrically connected, and the LED is permanent The input terminal of the output end and isolation drive transformer T1 that flow driving IC chip is electrically connected, the isolation drive transformer T1's Output end is electrically connected by filter network module and illumination with emergency lighting circuit.

2. a kind of easy illumination according to claim 1 and emergency lighting conversion circuit, it is characterised in that: the rectification Circuit forms full-wave rectification by BD1- bridge heap MB10F and periphery circuit.

3. a kind of easy illumination according to claim 1 and emergency lighting conversion circuit, it is characterised in that: the LED The model SD6601S of constant current driving IC chip, and inside chip IC 1 using SOP-7-255-1.27 be packaged with CS pin 1, GND pin 2, VCC pin 3, SW pin 4, the first DRAIN pin 5, the 2nd DRAIN pin 6, the first NC pin 7 and the 2nd NC pipe Foot 8.

4. a kind of easy illumination according to claim 1 and emergency lighting conversion circuit, it is characterised in that: the isolation The model EE13 horizontal type transformer of driving transformer T1, and the output voltage of isolation drive transformer T1 is 15-24V.

5. a kind of easy illumination according to claim 1 and emergency lighting conversion circuit, it is characterised in that: the filtering Network module is rectified by D5-ES2J and C5 is formed, and LED emergency conversion circuit module is a metal-oxide-semiconductor Q1 by quantity, and six The voltage-stabiliser tube ZD1 of diode D6, D7, one of resistance R7-R10, R12, R13, two and an electrolysis C4 composition composition.

6. a kind of easy illumination according to claim 1 and emergency lighting conversion circuit, it is characterised in that: the illumination It is 45 and 1 string -2835-0.2W lamp bead with emergency lighting circuit.

7. a kind of easy illumination according to claim 1 and emergency lighting conversion circuit, it is characterised in that: the lithium electricity It include li-ion cell protection IC2 and lithium battery charging IC3 inside pond protection and charging circuit, wherein the li-ion cell protection IC2's Model GSM8205, and the enclosed inside of li-ion cell protection IC2 has S1 pin 1, D pin 2, S2 pin 3, G2 pin 4, D pin 5 and G1 pin 6, the model DW01 of lithium battery charging IC3, and the enclosed inside of lithium battery charging IC3 have DO pin 1, VM pin 2, CO pin 3, TS pin 4, VDD pin 5 and VSS pin 6.