CN206061232U - A kind of non-isolated is inexpensive, stablize chargeable emergency lighting circuit - Google Patents
A kind of non-isolated is inexpensive, stablize chargeable emergency lighting circuit Download PDFInfo
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- CN206061232U CN206061232U CN201621093734.XU CN201621093734U CN206061232U CN 206061232 U CN206061232 U CN 206061232U CN 201621093734 U CN201621093734 U CN 201621093734U CN 206061232 U CN206061232 U CN 206061232U
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Abstract
This utility model provides a kind of non-isolated low cost, stablize chargeable emergency lighting circuit, including AC power supplies end, filter circuit of pressure-stabilizing, constant current driver circuit for LED, series LED lamp group, transmission LED lamp bead, emergent parallel connection LED lamp group, it is provided with AC illuminating LED lamp connection terminals, it is additionally provided with rechargeable battery circuit and emergency driving circuit, emergency driving circuit includes the 6th resistance, 7th resistance, 9th resistance, 5th unilateral diode, Zener diode, 6th electric capacity, 6th unilateral diode, 8th resistance, 11st resistance, 16th resistance, second audion, 5th electric capacity, 17th resistance, first audion, 12nd resistance, 14th resistance, first metal-oxide-semiconductor, tenth resistance, 13rd resistance, 4th unilateral diode and the 15th resistance.Simple structure of the present utility model, cost of manufacture is reduced, while having both the function of AC illuminations and emergency lighting, stability in use is good, strong applicability and practicality is good.
Description
Technical field
This utility model belongs to lighting circuit technical field, more specifically, is to be related to a kind of non-isolated low cost, stablize
Chargeable emergency lighting circuit.
Background technology
With the maturation of chargeable lighting engineering, various chargeable lighting circuits quickly grow, but traditional chargeable photograph
Although also being provided with emergency lighting circuit in bright circuit, which needs to be isolated with emergency circuit into being about to charge normal, so
The usage amount of electronic devices and components is considerably increased, so cost of manufacture is increased, simultaneously because its circuit is complex, so
Its function-stable is also relatively limited, so the suitability and practicality are restricted.
Utility model content
This utility model is to provide that a kind of circuit is simple, stability in use is good and can effectively reduce the non-isolated of cost of manufacture
Low cost, stablize chargeable emergency lighting circuit.
This reality it is new there is provided a kind of non-isolated low cost, stablize chargeable emergency lighting circuit, including AC power supplies end and
Constant current driver circuit for LED that the filter circuit of pressure-stabilizing that the AC power supplies end is connected is connected with the filter circuit of pressure-stabilizing and
Series LED lamp group that the constant current driver circuit for LED is connected by inducer and the series LED lamp group negative pole are by the
The emergent parallel connection that the transmission LED lamp bead that one resistance, second resistance series circuit are connected is connected with the transmission LED lamp bead
LED light group, the emergent parallel connection LED lamp group ground connection are provided with AC photographs at junction point of the second resistance with transmission LED lamp bead
Bright LED connection terminal, is additionally provided with rechargeable battery circuit and emergency driving circuit, and the emergency driving circuit includes that the 6th is electric
It is resistance, the 7th resistance, the 9th resistance, the 5th unilateral diode, Zener diode, the 6th electric capacity, the 6th unilateral diode, the 8th electric
It is resistance, the 11st resistance, the 16th resistance, the second audion, the 5th electric capacity, the 17th resistance, the first audion, the 12nd electric
Resistance, the 14th resistance, the first metal-oxide-semiconductor, the tenth resistance, the 13rd resistance, the 4th unilateral diode and the 15th resistance, described
Six resistance are connected between the zero line and ground at AC power supplies end, and the 7th resistance is in parallel with the 5th unilateral diode and the 5th unidirectional
The positive pole of diode is connected with the live wire at AC power supplies end, and the negative pole of the 5th unilateral diode passes through the 9th resistance and voltage stabilizing
The negative pole of diode is connected, the plus earth line of the Zener diode, the 6th electric capacity and the Zener diode phase
Parallel connection, the base stage of second audion are connected on the negative pole of Zener diode by the 6th unilateral diode and the described 6th
The positive pole of unilateral diode is connected with the base stage of the second audion, and the colelctor electrode of second audion passes through the 16th resistance
The base stage of the first audion is connected to, the emitter stage of second audion is by the 11st resistance, the 12nd resistant series electricity
The grid of the first metal-oxide-semiconductor is connected to behind road, the 8th resistance is connected to the base stage of the second audion and the source of the first metal-oxide-semiconductor
Pole, the source electrode of the first metal-oxide-semiconductor are connected on inducer and the junction point of series LED lamp group after the 4th unilateral diode and the
The positive pole of four unilateral diodes is connected to the source terminal of the first metal-oxide-semiconductor, the grounded emitter of first audion, and described first
The colelctor electrode of audion is connected on the grid of the first metal-oxide-semiconductor by the 14th resistance, the 17th resistance and the 5th electric capacity
It is in parallel and be connected between the base stage and emitter stage of the first audion, the tenth resistance, the 13rd resistance and the 15th resistance
It is connected to after parallel connection between the drain electrode of the first metal-oxide-semiconductor and the positive pole of emergent parallel connection LED lamp group.
The rechargeable battery circuit includes rechargeable battery, the second unilateral diode, the 4th resistance and charge protection chip, institute
State the second unilateral diode positive pole be connected to second resistance with transmission LED lamp bead junction point on and negative pole be connected to charging electricity
The positive pole in pond, the positive pole of the rechargeable battery are connected on the 5th pin of charge protection chip by the 4th resistance, described to fill
The negative pole of battery is connected on the 6th and the 3rd pin of charge protection chip, the negative pole of second unilateral diode and
The positive pole of four unilateral diodes is connected.
It is PNP type triode that first audion is NPN type triode and the second audion, and first metal-oxide-semiconductor is
PMOS.
Master chip model SM73152 of the constant current driver circuit for LED.
The beneficial effects of the utility model are：The electronic devices and components that simple structure of the present utility model, its entirety are used
Few, so reducing cost of manufacture to a certain extent, while having both the function of AC illuminations and emergency lighting, stability in use is good,
Strong applicability and practicality is good.
Description of the drawings
The structural representation that Fig. 1 is provided for this utility model embodiment.
Specific embodiment
In order that technical problem to be solved in the utility model, technical scheme and beneficial effect become more apparent, with
Lower combination drawings and Examples, are further elaborated to this utility model.It should be appreciated that concrete reality described herein
Example is applied only to explain this utility model, be not used to limit this utility model.
Please also refer to Fig. 1, a kind of non-isolated provided for this utility model preferred embodiment is inexpensive, stablize chargeable
Emergency lighting circuit, including AC power supplies end 1, the filter circuit of pressure-stabilizing 2 being connected with the AC power supplies end 1, and the voltage stabilizing filter
Constant current driver circuit for LED 3 that wave circuit 2 is connected, the series connection being connected by inducer 4 with the constant current driver circuit for LED 3
LED light group 5, the transmission being connected by first resistor R1, second resistance R2 series circuit with 5 negative pole of series LED lamp group
LED lamp bead 6, the emergent parallel connection LED lamp group 7 being connected with the transmission LED lamp bead 6, the emergent parallel connection LED lamp group 7 are grounded,
AC illuminating LED lamps connection terminal 8 is provided with junction point of second resistance R2 with transmission LED lamp bead 6, charging electricity is additionally provided with
Pond circuit 9 and emergency driving circuit 10, the emergency driving circuit 10 include the 6th resistance R6, the 7th resistance R7, the 9th resistance
R9, the 5th unilateral diode D5, Zener diode Z1, the 6th electric capacity C6, the 6th unilateral diode D6, the 8th resistance R8, the tenth
One resistance R11, the 16th resistance R16, the second audion Q2, the 5th electric capacity C5, the 17th resistance R17, the first audion Q1,
12 resistance R12, the 14th resistance R14, the first metal-oxide-semiconductor Q3, the tenth resistance R10, the 13rd resistance R13, the 4th unidirectional two pole
Pipe D4 and the 15th resistance R15, the 6th resistance R6 are connected between the zero line N at AC power supplies end 1 and ground, the 7th resistance
R7 is in parallel with the 5th unilateral diode D5 and the positive pole of the 5th unilateral diode D5 is connected with the live wire L at AC power supplies end 1, described
The negative pole of the 5th unilateral diode D5 is connected with the negative pole of Zener diode Z1 by the 9th resistance R9, the Zener diode
The plus earth line of Z1, the 6th electric capacity C6 and Zener diode Z1 are in parallel, the base stage of the second audion Q2
Be connected on the negative pole of Zener diode Z1 by the 6th unilateral diode D6 and the positive pole of the 6th unilateral diode D6 with
The base stage of the second audion Q2 is connected, and the colelctor electrode of the second audion Q2 is connected to first by the 16th resistance R16
The base stage of audion Q1, the emitter stage of the second audion Q2 pass through the 11st resistance R11, the 12nd resistance R12 series electricals
The grid of the first metal-oxide-semiconductor Q3 is connected to behind road, the 8th resistance R8 is connected to the base stage and the first metal-oxide-semiconductor of the second audion Q2
The source electrode of Q3, the source electrode of the first metal-oxide-semiconductor Q3 are connected to inducer 4 after the 4th unilateral diode D4 with series LED lamp group 5
On junction point and the positive pole of the 4th unilateral diode D4 is connected to the source terminal of the first metal-oxide-semiconductor Q3, the first audion Q1's
Grounded emitter, the colelctor electrode of the first audion Q1 are connected to the grid of the first metal-oxide-semiconductor Q3 by the 14th resistance R14
On, the 17th resistance R17 is in parallel with the 5th electric capacity C and is connected between the base stage and emitter stage of the first audion Q1, institute
State the tenth resistance R10, the 13rd resistance R13 and the 15th resistance R15 it is in parallel after be connected to the drain electrode of the first metal-oxide-semiconductor Q3 and emergent
Between the positive pole of parallel connection LED lamp group 7.
The rechargeable battery circuit 9 includes rechargeable battery BT, the second unilateral diode D2, the 4th resistance R4 and charge protection
The positive pole of chip U2, the second unilateral diode D2 is connected on the junction point of second resistance R2 and transmission LED lamp bead 6 and negative
Pole is connected to the positive pole of rechargeable battery BT, and the positive pole of the rechargeable battery BT is connected to charge protection chip by the 4th resistance R4
On 5th pin of U2, the negative pole of the rechargeable battery BT is connected on the 6th and the 3rd pin of charge protection chip U2, institute
The negative pole for stating the second unilateral diode is connected with the positive pole of the 4th unilateral diode D4.
It is PNP type triode that first audion is NPN type triode and the second audion, and first metal-oxide-semiconductor is
PMOS.
Master chip model SM73152 of the constant current driver circuit for LED.
Its operation principle is summarized as follows：
When AC powers, civil power is by F1, filter circuit of pressure-stabilizing D1, constant current driver circuit for LED U1, inducer L1, series connection
LED light group LED1-LED15, first resistor R1, second resistance R2, second unilateral diode D2,3.7V 18650 rechargeable battery fill
Electricity, charge protection chip U2 form loop, and LED is bright to realize that AC is illuminated, while charging to 18650 rechargeable batteries of 3.7V.
After 18650 rechargeable batteries of 3.7V are fully charged, charge protection chip U2 can disconnect and protect battery, thus circuit
By F1, filter circuit of pressure-stabilizing D1, constant current driver circuit for LED U1, inducer L1, series LED lamp group LED1-LED15, first electric
Resistance R1, second resistance R2, transmission LED lamp bead LED16, parallel connection LED lamp group LED17-LED24 form loop, continue to AC photographs
It is bright.
When AC supplies electrically disconnected, only need to be short-circuit by L and N, battery supplying power for outside so that PNP triode Q2 is open-minded；Q2 is open-minded
Afterwards, NPN triode Q1 base stage is open-minded in high potential；Q1 drags down the G electrode potentials of P-MOS pipe Q3 after opening, P-MOS pipe Q3 lead
It is logical, thus 18650 rechargeable battery chargings of 3.7V, Q3, R10-R13, LED17-LED24 form battery after power-off is realized in loop and answer
Anxious illumination functions.
The electronic devices and components that simple structure of the present utility model, its entirety are used are few, so system is reduced to a certain extent
Make cost, while having both the function of AC illuminations and emergency lighting, stability in use is good, strong applicability and practicality is good.
Preferred embodiment of the present utility model is the foregoing is only, it is not to limit this utility model, all at this
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in this utility model
Protection domain within.
Claims (4)
1. a kind of non-isolated low cost, stablize chargeable emergency lighting circuit, including AC power supplies end, be connected with the AC power supplies end
The constant current driver circuit for LED and the LED constant current that the filter circuit of pressure-stabilizing for connecing is connected with the filter circuit of pressure-stabilizing drives
The series LED lamp group and the series LED lamp group negative pole that circuit is connected by inducer passes through first resistor, second resistance
The emergent parallel connection LED lamp group that the transmission LED lamp bead that series circuit is connected is connected with the transmission LED lamp bead, it is described emergent
Parallel connection LED lamp group is grounded, and at junction point of the second resistance with transmission LED lamp bead is provided with AC illuminating LED lamp connection terminals,
It is characterized in that：Be additionally provided with rechargeable battery circuit and emergency driving circuit, the emergency driving circuit include the 6th resistance, the 7th
Resistance, the 9th resistance, the 5th unilateral diode, Zener diode, the 6th electric capacity, the 6th unilateral diode, the 8th resistance, the tenth
One resistance, the 16th resistance, the second audion, the 5th electric capacity, the 17th resistance, the first audion, the 12nd resistance, the 14th
Resistance, the first metal-oxide-semiconductor, the tenth resistance, the 13rd resistance, the 4th unilateral diode and the 15th resistance, the 6th resistance connect
It is connected between the zero line and ground at AC power supplies end, the 7th resistance is in parallel with the 5th unilateral diode and the 5th unilateral diode
Positive pole is connected with the live wire at AC power supplies end, and the negative pole of the 5th unilateral diode is by the 9th resistance and Zener diode
Negative pole is connected, and the plus earth line of the Zener diode, the 6th electric capacity are in parallel with the Zener diode, described
The base stage of the second audion is connected on the negative pole of Zener diode by the 6th unilateral diode and the 6th unidirectional two pole
The positive pole of pipe is connected with the base stage of the second audion, and the colelctor electrode of second audion is connected to by the 16th resistance
The base stage of one audion, the emitter stage of second audion are connected after the 11st resistance, the 12nd resistance series circuit
In the grid of the first metal-oxide-semiconductor, the 8th resistance is connected to the base stage of the second audion and the source electrode of the first metal-oxide-semiconductor, a MOS
The source electrode of pipe is connected on the junction point of inducer and series LED lamp group after the 4th unilateral diode and the 4th unidirectional two pole
The positive pole of pipe is connected to the source terminal of the first metal-oxide-semiconductor, the grounded emitter of first audion, the collection of first audion
Electrode is connected on the grid of the first metal-oxide-semiconductor by the 14th resistance, and the 17th resistance is in parallel with the 5th electric capacity and is connected
Between the base stage and emitter stage of the first audion, connect after the tenth resistance, the 13rd resistance and the 15th resistor coupled in parallel
Between the drain electrode of the first metal-oxide-semiconductor and the positive pole of emergent parallel connection LED lamp group.
2. a kind of non-isolated according to claim 1 is inexpensive, stablize chargeable emergency lighting circuit, it is characterised in that：
The rechargeable battery circuit includes rechargeable battery, the second unilateral diode, the 4th resistance and charge protection chip, and described second is single
It is connected on junction point of the second resistance with transmission LED lamp bead to the positive pole of diode and negative pole is just being connected to rechargeable battery
Pole, the positive pole of the rechargeable battery are connected on the 5th pin of charge protection chip by the 4th resistance, the rechargeable battery
Negative pole be connected on the 6th and the 3rd pin of charge protection chip, the negative pole of second unilateral diode is unidirectional with the 4th
The positive pole of diode is connected.
3. a kind of non-isolated according to claim 2 is inexpensive, stablize chargeable emergency lighting circuit, it is characterised in that：
First audion is NPN type triode and the second audion is PNP type triode, and first metal-oxide-semiconductor is PMOS.
4. a kind of non-isolated according to claim 3 is inexpensive, stablize chargeable emergency lighting circuit, it is characterised in that：
Master chip model SM73152 of the constant current driver circuit for LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621093734.XU CN206061232U (en) | 2016-09-29 | 2016-09-29 | A kind of non-isolated is inexpensive, stablize chargeable emergency lighting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621093734.XU CN206061232U (en) | 2016-09-29 | 2016-09-29 | A kind of non-isolated is inexpensive, stablize chargeable emergency lighting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206061232U true CN206061232U (en) | 2017-03-29 |
Family
ID=58367244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621093734.XU Active CN206061232U (en) | 2016-09-29 | 2016-09-29 | A kind of non-isolated is inexpensive, stablize chargeable emergency lighting circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206061232U (en) |
-
2016
- 2016-09-29 CN CN201621093734.XU patent/CN206061232U/en active Active
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